hotspot/src/cpu/aarch64/vm/templateTable_aarch64.cpp
author enevill
Wed, 27 May 2015 09:02:08 +0000
changeset 30889 325a4db0d161
parent 30316 6c651fa22980
child 32596 8feecdee3156
permissions -rw-r--r--
8081289: aarch64: add support for RewriteFrequentPairs in interpreter Summary: Add support for RewriteFrequentPairs Reviewed-by: roland Contributed-by: alexander.alexeev@caviumnetworks.com
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/*
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 * Copyright (c) 2003, 2015, Oracle and/or its affiliates. All rights reserved.
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 * Copyright (c) 2014, Red Hat Inc. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 *
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 */
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#include "precompiled.hpp"
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#include "asm/macroAssembler.hpp"
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#include "interpreter/interpreter.hpp"
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#include "interpreter/interpreterRuntime.hpp"
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#include "interpreter/interp_masm.hpp"
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#include "interpreter/templateTable.hpp"
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#include "memory/universe.inline.hpp"
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#include "oops/methodData.hpp"
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#include "oops/method.hpp"
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#include "oops/objArrayKlass.hpp"
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#include "oops/oop.inline.hpp"
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#include "prims/methodHandles.hpp"
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#include "runtime/sharedRuntime.hpp"
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#include "runtime/stubRoutines.hpp"
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#include "runtime/synchronizer.hpp"
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#ifndef CC_INTERP
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#define __ _masm->
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// Platform-dependent initialization
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void TemplateTable::pd_initialize() {
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  // No aarch64 specific initialization
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}
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// Address computation: local variables
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static inline Address iaddress(int n) {
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  return Address(rlocals, Interpreter::local_offset_in_bytes(n));
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}
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static inline Address laddress(int n) {
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  return iaddress(n + 1);
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}
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static inline Address faddress(int n) {
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  return iaddress(n);
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}
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static inline Address daddress(int n) {
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  return laddress(n);
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}
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static inline Address aaddress(int n) {
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  return iaddress(n);
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}
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static inline Address iaddress(Register r) {
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  return Address(rlocals, r, Address::lsl(3));
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}
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static inline Address laddress(Register r, Register scratch,
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                               InterpreterMacroAssembler* _masm) {
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  __ lea(scratch, Address(rlocals, r, Address::lsl(3)));
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  return Address(scratch, Interpreter::local_offset_in_bytes(1));
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}
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static inline Address faddress(Register r) {
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  return iaddress(r);
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}
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static inline Address daddress(Register r, Register scratch,
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                               InterpreterMacroAssembler* _masm) {
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  return laddress(r, scratch, _masm);
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}
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static inline Address aaddress(Register r) {
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  return iaddress(r);
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}
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static inline Address at_rsp() {
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  return Address(esp, 0);
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}
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// At top of Java expression stack which may be different than esp().  It
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// isn't for category 1 objects.
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static inline Address at_tos   () {
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  return Address(esp,  Interpreter::expr_offset_in_bytes(0));
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}
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static inline Address at_tos_p1() {
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  return Address(esp,  Interpreter::expr_offset_in_bytes(1));
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}
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static inline Address at_tos_p2() {
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  return Address(esp,  Interpreter::expr_offset_in_bytes(2));
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}
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static inline Address at_tos_p3() {
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  return Address(esp,  Interpreter::expr_offset_in_bytes(3));
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}
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static inline Address at_tos_p4() {
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  return Address(esp,  Interpreter::expr_offset_in_bytes(4));
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}
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static inline Address at_tos_p5() {
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  return Address(esp,  Interpreter::expr_offset_in_bytes(5));
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}
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// Condition conversion
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static Assembler::Condition j_not(TemplateTable::Condition cc) {
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  switch (cc) {
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  case TemplateTable::equal        : return Assembler::NE;
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  case TemplateTable::not_equal    : return Assembler::EQ;
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  case TemplateTable::less         : return Assembler::GE;
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  case TemplateTable::less_equal   : return Assembler::GT;
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  case TemplateTable::greater      : return Assembler::LE;
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  case TemplateTable::greater_equal: return Assembler::LT;
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  }
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  ShouldNotReachHere();
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  return Assembler::EQ;
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}
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// Miscelaneous helper routines
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// Store an oop (or NULL) at the Address described by obj.
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// If val == noreg this means store a NULL
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static void do_oop_store(InterpreterMacroAssembler* _masm,
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                         Address obj,
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                         Register val,
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                         BarrierSet::Name barrier,
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                         bool precise) {
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  assert(val == noreg || val == r0, "parameter is just for looks");
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  switch (barrier) {
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#if INCLUDE_ALL_GCS
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    case BarrierSet::G1SATBCTLogging:
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      {
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        // flatten object address if needed
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        if (obj.index() == noreg && obj.offset() == 0) {
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          if (obj.base() != r3) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   158
            __ mov(r3, obj.base());
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   159
          }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   160
        } else {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   161
          __ lea(r3, obj);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   162
        }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   163
        __ g1_write_barrier_pre(r3 /* obj */,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   164
                                r1 /* pre_val */,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   165
                                rthread /* thread */,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   166
                                r10  /* tmp */,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   167
                                val != noreg /* tosca_live */,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   168
                                false /* expand_call */);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   169
        if (val == noreg) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   170
          __ store_heap_oop_null(Address(r3, 0));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   171
        } else {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   172
          // G1 barrier needs uncompressed oop for region cross check.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   173
          Register new_val = val;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   174
          if (UseCompressedOops) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
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   175
            new_val = rscratch1;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   176
            __ mov(new_val, val);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   177
          }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
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   178
          __ store_heap_oop(Address(r3, 0), val);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   179
          __ g1_write_barrier_post(r3 /* store_adr */,
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   180
                                   new_val /* new_val */,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
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   181
                                   rthread /* thread */,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
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   182
                                   r10 /* tmp */,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
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   183
                                   r1 /* tmp2 */);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
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diff changeset
   184
        }
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diff changeset
   185
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
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   186
      }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
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   187
      break;
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   188
#endif // INCLUDE_ALL_GCS
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   189
    case BarrierSet::CardTableModRef:
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   190
    case BarrierSet::CardTableExtension:
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aph
parents:
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   191
      {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   192
        if (val == noreg) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   193
          __ store_heap_oop_null(obj);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   194
        } else {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
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   195
          __ store_heap_oop(obj, val);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
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   196
          // flatten object address if needed
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
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   197
          if (!precise || (obj.index() == noreg && obj.offset() == 0)) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
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   198
            __ store_check(obj.base());
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   199
          } else {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   200
            __ lea(r3, obj);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   201
            __ store_check(r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   202
          }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
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diff changeset
   203
        }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   204
      }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
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   205
      break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   206
    case BarrierSet::ModRef:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   207
      if (val == noreg) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   208
        __ store_heap_oop_null(obj);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   209
      } else {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   210
        __ store_heap_oop(obj, val);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   211
      }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   212
      break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   213
    default      :
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
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   214
      ShouldNotReachHere();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   215
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   216
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   217
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   218
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
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   219
Address TemplateTable::at_bcp(int offset) {
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   220
  assert(_desc->uses_bcp(), "inconsistent uses_bcp information");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   221
  return Address(rbcp, offset);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
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diff changeset
   222
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   223
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
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diff changeset
   224
void TemplateTable::patch_bytecode(Bytecodes::Code bc, Register bc_reg,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
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   225
                                   Register temp_reg, bool load_bc_into_bc_reg/*=true*/,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
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   226
                                   int byte_no)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
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diff changeset
   227
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   228
  if (!RewriteBytecodes)  return;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   229
  Label L_patch_done;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   230
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   231
  switch (bc) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   232
  case Bytecodes::_fast_aputfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   233
  case Bytecodes::_fast_bputfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   234
  case Bytecodes::_fast_cputfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   235
  case Bytecodes::_fast_dputfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   236
  case Bytecodes::_fast_fputfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   237
  case Bytecodes::_fast_iputfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   238
  case Bytecodes::_fast_lputfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   239
  case Bytecodes::_fast_sputfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   240
    {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   241
      // We skip bytecode quickening for putfield instructions when
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   242
      // the put_code written to the constant pool cache is zero.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   243
      // This is required so that every execution of this instruction
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   244
      // calls out to InterpreterRuntime::resolve_get_put to do
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   245
      // additional, required work.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   246
      assert(byte_no == f1_byte || byte_no == f2_byte, "byte_no out of range");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   247
      assert(load_bc_into_bc_reg, "we use bc_reg as temp");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   248
      __ get_cache_and_index_and_bytecode_at_bcp(temp_reg, bc_reg, temp_reg, byte_no, 1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   249
      __ movw(bc_reg, bc);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   250
      __ cmpw(temp_reg, (unsigned) 0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   251
      __ br(Assembler::EQ, L_patch_done);  // don't patch
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   252
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   253
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   254
  default:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   255
    assert(byte_no == -1, "sanity");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   256
    // the pair bytecodes have already done the load.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   257
    if (load_bc_into_bc_reg) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   258
      __ movw(bc_reg, bc);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   259
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   260
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   261
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   262
  if (JvmtiExport::can_post_breakpoint()) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   263
    Label L_fast_patch;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   264
    // if a breakpoint is present we can't rewrite the stream directly
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   265
    __ load_unsigned_byte(temp_reg, at_bcp(0));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   266
    __ cmpw(temp_reg, Bytecodes::_breakpoint);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   267
    __ br(Assembler::NE, L_fast_patch);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   268
    // Let breakpoint table handling rewrite to quicker bytecode
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   269
    __ call_VM(noreg, CAST_FROM_FN_PTR(address, InterpreterRuntime::set_original_bytecode_at), rmethod, rbcp, bc_reg);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   270
    __ b(L_patch_done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   271
    __ bind(L_fast_patch);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   272
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   273
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   274
#ifdef ASSERT
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   275
  Label L_okay;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   276
  __ load_unsigned_byte(temp_reg, at_bcp(0));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   277
  __ cmpw(temp_reg, (int) Bytecodes::java_code(bc));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   278
  __ br(Assembler::EQ, L_okay);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   279
  __ cmpw(temp_reg, bc_reg);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   280
  __ br(Assembler::EQ, L_okay);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   281
  __ stop("patching the wrong bytecode");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   282
  __ bind(L_okay);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   283
#endif
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   284
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   285
  // patch bytecode
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   286
  __ strb(bc_reg, at_bcp(0));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   287
  __ bind(L_patch_done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   288
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   289
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   290
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   291
// Individual instructions
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   292
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   293
void TemplateTable::nop() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   294
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   295
  // nothing to do
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   296
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   297
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   298
void TemplateTable::shouldnotreachhere() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   299
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   300
  __ stop("shouldnotreachhere bytecode");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   301
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   302
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   303
void TemplateTable::aconst_null()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   304
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   305
  transition(vtos, atos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   306
  __ mov(r0, 0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   307
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   308
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   309
void TemplateTable::iconst(int value)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   310
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   311
  transition(vtos, itos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   312
  __ mov(r0, value);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   313
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   314
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   315
void TemplateTable::lconst(int value)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   316
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   317
  __ mov(r0, value);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   318
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   319
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   320
void TemplateTable::fconst(int value)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   321
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   322
  transition(vtos, ftos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   323
  switch (value) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   324
  case 0:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   325
    __ fmovs(v0, zr);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   326
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   327
  case 1:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   328
    __ fmovs(v0, 1.0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   329
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   330
  case 2:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   331
    __ fmovs(v0, 2.0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   332
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   333
  default:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   334
    ShouldNotReachHere();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   335
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   336
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   337
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   338
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   339
void TemplateTable::dconst(int value)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   340
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   341
  transition(vtos, dtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   342
  switch (value) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   343
  case 0:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   344
    __ fmovd(v0, zr);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   345
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   346
  case 1:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   347
    __ fmovd(v0, 1.0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   348
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   349
  case 2:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   350
    __ fmovd(v0, 2.0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   351
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   352
  default:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   353
    ShouldNotReachHere();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   354
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   355
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   356
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   357
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   358
void TemplateTable::bipush()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   359
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   360
  transition(vtos, itos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   361
  __ load_signed_byte32(r0, at_bcp(1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   362
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   363
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   364
void TemplateTable::sipush()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   365
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   366
  transition(vtos, itos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   367
  __ load_unsigned_short(r0, at_bcp(1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   368
  __ revw(r0, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   369
  __ asrw(r0, r0, 16);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   370
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   371
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   372
void TemplateTable::ldc(bool wide)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   373
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   374
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   375
  Label call_ldc, notFloat, notClass, Done;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   376
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   377
  if (wide) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   378
    __ get_unsigned_2_byte_index_at_bcp(r1, 1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   379
  } else {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   380
    __ load_unsigned_byte(r1, at_bcp(1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   381
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   382
  __ get_cpool_and_tags(r2, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   383
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   384
  const int base_offset = ConstantPool::header_size() * wordSize;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   385
  const int tags_offset = Array<u1>::base_offset_in_bytes();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   386
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   387
  // get type
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   388
  __ add(r3, r1, tags_offset);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   389
  __ ldrb(r3, Address(r0, r3));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   390
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   391
  // unresolved class - get the resolved class
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   392
  __ cmp(r3, JVM_CONSTANT_UnresolvedClass);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   393
  __ br(Assembler::EQ, call_ldc);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   394
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   395
  // unresolved class in error state - call into runtime to throw the error
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   396
  // from the first resolution attempt
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   397
  __ cmp(r3, JVM_CONSTANT_UnresolvedClassInError);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   398
  __ br(Assembler::EQ, call_ldc);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   399
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   400
  // resolved class - need to call vm to get java mirror of the class
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   401
  __ cmp(r3, JVM_CONSTANT_Class);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   402
  __ br(Assembler::NE, notClass);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   403
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   404
  __ bind(call_ldc);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   405
  __ mov(c_rarg1, wide);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   406
  call_VM(r0, CAST_FROM_FN_PTR(address, InterpreterRuntime::ldc), c_rarg1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   407
  __ push_ptr(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   408
  __ verify_oop(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   409
  __ b(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   410
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   411
  __ bind(notClass);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   412
  __ cmp(r3, JVM_CONSTANT_Float);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   413
  __ br(Assembler::NE, notFloat);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   414
  // ftos
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   415
  __ adds(r1, r2, r1, Assembler::LSL, 3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   416
  __ ldrs(v0, Address(r1, base_offset));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   417
  __ push_f();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   418
  __ b(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   419
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   420
  __ bind(notFloat);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   421
#ifdef ASSERT
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   422
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   423
    Label L;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   424
    __ cmp(r3, JVM_CONSTANT_Integer);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   425
    __ br(Assembler::EQ, L);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   426
    // String and Object are rewritten to fast_aldc
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   427
    __ stop("unexpected tag type in ldc");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   428
    __ bind(L);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   429
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   430
#endif
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   431
  // itos JVM_CONSTANT_Integer only
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   432
  __ adds(r1, r2, r1, Assembler::LSL, 3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   433
  __ ldrw(r0, Address(r1, base_offset));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   434
  __ push_i(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   435
  __ bind(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   436
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   437
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   438
// Fast path for caching oop constants.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   439
void TemplateTable::fast_aldc(bool wide)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   440
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   441
  transition(vtos, atos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   442
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   443
  Register result = r0;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   444
  Register tmp = r1;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   445
  int index_size = wide ? sizeof(u2) : sizeof(u1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   446
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   447
  Label resolved;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   448
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   449
  // We are resolved if the resolved reference cache entry contains a
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   450
  // non-null object (String, MethodType, etc.)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   451
  assert_different_registers(result, tmp);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   452
  __ get_cache_index_at_bcp(tmp, 1, index_size);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   453
  __ load_resolved_reference_at_index(result, tmp);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   454
  __ cbnz(result, resolved);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   455
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   456
  address entry = CAST_FROM_FN_PTR(address, InterpreterRuntime::resolve_ldc);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   457
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   458
  // first time invocation - must resolve first
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   459
  __ mov(tmp, (int)bytecode());
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   460
  __ call_VM(result, entry, tmp);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   461
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   462
  __ bind(resolved);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   463
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   464
  if (VerifyOops) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   465
    __ verify_oop(result);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   466
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   467
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   468
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   469
void TemplateTable::ldc2_w()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   470
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   471
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   472
  Label Long, Done;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   473
  __ get_unsigned_2_byte_index_at_bcp(r0, 1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   474
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   475
  __ get_cpool_and_tags(r1, r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   476
  const int base_offset = ConstantPool::header_size() * wordSize;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   477
  const int tags_offset = Array<u1>::base_offset_in_bytes();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   478
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   479
  // get type
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   480
  __ lea(r2, Address(r2, r0, Address::lsl(0)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   481
  __ load_unsigned_byte(r2, Address(r2, tags_offset));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   482
  __ cmpw(r2, (int)JVM_CONSTANT_Double);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   483
  __ br(Assembler::NE, Long);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   484
  // dtos
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   485
  __ lea (r2, Address(r1, r0, Address::lsl(3)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   486
  __ ldrd(v0, Address(r2, base_offset));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   487
  __ push_d();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   488
  __ b(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   489
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   490
  __ bind(Long);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   491
  // ltos
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   492
  __ lea(r0, Address(r1, r0, Address::lsl(3)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   493
  __ ldr(r0, Address(r0, base_offset));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   494
  __ push_l();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   495
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   496
  __ bind(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   497
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   498
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   499
void TemplateTable::locals_index(Register reg, int offset)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   500
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   501
  __ ldrb(reg, at_bcp(offset));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   502
  __ neg(reg, reg);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   503
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   504
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
   505
void TemplateTable::iload() {
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
   506
  iload_internal();
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
   507
}
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
   508
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
   509
void TemplateTable::nofast_iload() {
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
   510
  iload_internal(may_not_rewrite);
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
   511
}
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
   512
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
   513
void TemplateTable::iload_internal(RewriteControl rc) {
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   514
  transition(vtos, itos);
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
   515
  if (RewriteFrequentPairs && rc == may_rewrite) {
30889
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   516
    Label rewrite, done;
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   517
    Register bc = r4;
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   518
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   519
    // get next bytecode
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   520
    __ load_unsigned_byte(r1, at_bcp(Bytecodes::length_for(Bytecodes::_iload)));
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   521
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   522
    // if _iload, wait to rewrite to iload2.  We only want to rewrite the
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   523
    // last two iloads in a pair.  Comparing against fast_iload means that
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   524
    // the next bytecode is neither an iload or a caload, and therefore
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   525
    // an iload pair.
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   526
    __ cmpw(r1, Bytecodes::_iload);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   527
    __ br(Assembler::EQ, done);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   528
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   529
    // if _fast_iload rewrite to _fast_iload2
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   530
    __ cmpw(r1, Bytecodes::_fast_iload);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   531
    __ movw(bc, Bytecodes::_fast_iload2);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   532
    __ br(Assembler::EQ, rewrite);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   533
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   534
    // if _caload rewrite to _fast_icaload
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   535
    __ cmpw(r1, Bytecodes::_caload);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   536
    __ movw(bc, Bytecodes::_fast_icaload);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   537
    __ br(Assembler::EQ, rewrite);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   538
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   539
    // else rewrite to _fast_iload
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   540
    __ movw(bc, Bytecodes::_fast_iload);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   541
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   542
    // rewrite
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   543
    // bc: new bytecode
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   544
    __ bind(rewrite);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   545
    patch_bytecode(Bytecodes::_iload, bc, r1, false);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   546
    __ bind(done);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   547
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   548
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   549
30889
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   550
  // do iload, get the local value into tos
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   551
  locals_index(r1);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   552
  __ ldr(r0, iaddress(r1));
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   553
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   554
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   555
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   556
void TemplateTable::fast_iload2()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   557
{
30889
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   558
  transition(vtos, itos);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   559
  locals_index(r1);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   560
  __ ldr(r0, iaddress(r1));
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   561
  __ push(itos);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   562
  locals_index(r1, 3);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   563
  __ ldr(r0, iaddress(r1));
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   564
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   565
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   566
void TemplateTable::fast_iload()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   567
{
30889
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   568
  transition(vtos, itos);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   569
  locals_index(r1);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   570
  __ ldr(r0, iaddress(r1));
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   571
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   572
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   573
void TemplateTable::lload()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   574
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   575
  transition(vtos, ltos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   576
  __ ldrb(r1, at_bcp(1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   577
  __ sub(r1, rlocals, r1, ext::uxtw, LogBytesPerWord);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   578
  __ ldr(r0, Address(r1, Interpreter::local_offset_in_bytes(1)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   579
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   580
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   581
void TemplateTable::fload()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   582
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   583
  transition(vtos, ftos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   584
  locals_index(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   585
  // n.b. we use ldrd here because this is a 64 bit slot
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   586
  // this is comparable to the iload case
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   587
  __ ldrd(v0, faddress(r1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   588
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   589
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   590
void TemplateTable::dload()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   591
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   592
  transition(vtos, dtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   593
  __ ldrb(r1, at_bcp(1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   594
  __ sub(r1, rlocals, r1, ext::uxtw, LogBytesPerWord);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   595
  __ ldrd(v0, Address(r1, Interpreter::local_offset_in_bytes(1)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   596
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   597
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   598
void TemplateTable::aload()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   599
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   600
  transition(vtos, atos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   601
  locals_index(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   602
  __ ldr(r0, iaddress(r1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   603
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   604
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   605
void TemplateTable::locals_index_wide(Register reg) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   606
  __ ldrh(reg, at_bcp(2));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   607
  __ rev16w(reg, reg);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   608
  __ neg(reg, reg);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   609
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   610
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   611
void TemplateTable::wide_iload() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   612
  transition(vtos, itos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   613
  locals_index_wide(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   614
  __ ldr(r0, iaddress(r1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   615
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   616
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   617
void TemplateTable::wide_lload()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   618
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   619
  transition(vtos, ltos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   620
  __ ldrh(r1, at_bcp(2));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   621
  __ rev16w(r1, r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   622
  __ sub(r1, rlocals, r1, ext::uxtw, LogBytesPerWord);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   623
  __ ldr(r0, Address(r1, Interpreter::local_offset_in_bytes(1)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   624
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   625
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   626
void TemplateTable::wide_fload()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   627
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   628
  transition(vtos, ftos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   629
  locals_index_wide(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   630
  // n.b. we use ldrd here because this is a 64 bit slot
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   631
  // this is comparable to the iload case
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   632
  __ ldrd(v0, faddress(r1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   633
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   634
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   635
void TemplateTable::wide_dload()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   636
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   637
  transition(vtos, dtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   638
  __ ldrh(r1, at_bcp(2));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   639
  __ rev16w(r1, r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   640
  __ sub(r1, rlocals, r1, ext::uxtw, LogBytesPerWord);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   641
  __ ldrd(v0, Address(r1, Interpreter::local_offset_in_bytes(1)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   642
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   643
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   644
void TemplateTable::wide_aload()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   645
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   646
  transition(vtos, atos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   647
  locals_index_wide(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   648
  __ ldr(r0, aaddress(r1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   649
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   650
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   651
void TemplateTable::index_check(Register array, Register index)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   652
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   653
  // destroys r1, rscratch1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   654
  // check array
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   655
  __ null_check(array, arrayOopDesc::length_offset_in_bytes());
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   656
  // sign extend index for use by indexed load
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   657
  // __ movl2ptr(index, index);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   658
  // check index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   659
  Register length = rscratch1;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   660
  __ ldrw(length, Address(array, arrayOopDesc::length_offset_in_bytes()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   661
  __ cmpw(index, length);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   662
  if (index != r1) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   663
    // ??? convention: move aberrant index into r1 for exception message
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   664
    assert(r1 != array, "different registers");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   665
    __ mov(r1, index);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   666
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   667
  Label ok;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   668
  __ br(Assembler::LO, ok);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   669
  __ mov(rscratch1, Interpreter::_throw_ArrayIndexOutOfBoundsException_entry);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   670
  __ br(rscratch1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   671
  __ bind(ok);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   672
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   673
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   674
void TemplateTable::iaload()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   675
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   676
  transition(itos, itos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   677
  __ mov(r1, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   678
  __ pop_ptr(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   679
  // r0: array
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   680
  // r1: index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   681
  index_check(r0, r1); // leaves index in r1, kills rscratch1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   682
  __ lea(r1, Address(r0, r1, Address::uxtw(2)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   683
  __ ldrw(r0, Address(r1, arrayOopDesc::base_offset_in_bytes(T_INT)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   684
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   685
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   686
void TemplateTable::laload()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   687
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   688
  transition(itos, ltos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   689
  __ mov(r1, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   690
  __ pop_ptr(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   691
  // r0: array
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   692
  // r1: index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   693
  index_check(r0, r1); // leaves index in r1, kills rscratch1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   694
  __ lea(r1, Address(r0, r1, Address::uxtw(3)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   695
  __ ldr(r0, Address(r1,  arrayOopDesc::base_offset_in_bytes(T_LONG)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   696
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   697
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   698
void TemplateTable::faload()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   699
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   700
  transition(itos, ftos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   701
  __ mov(r1, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   702
  __ pop_ptr(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   703
  // r0: array
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   704
  // r1: index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   705
  index_check(r0, r1); // leaves index in r1, kills rscratch1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   706
  __ lea(r1,  Address(r0, r1, Address::uxtw(2)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   707
  __ ldrs(v0, Address(r1,  arrayOopDesc::base_offset_in_bytes(T_FLOAT)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   708
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   709
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   710
void TemplateTable::daload()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   711
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   712
  transition(itos, dtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   713
  __ mov(r1, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   714
  __ pop_ptr(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   715
  // r0: array
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   716
  // r1: index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   717
  index_check(r0, r1); // leaves index in r1, kills rscratch1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   718
  __ lea(r1,  Address(r0, r1, Address::uxtw(3)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   719
  __ ldrd(v0, Address(r1,  arrayOopDesc::base_offset_in_bytes(T_DOUBLE)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   720
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   721
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   722
void TemplateTable::aaload()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   723
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   724
  transition(itos, atos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   725
  __ mov(r1, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   726
  __ pop_ptr(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   727
  // r0: array
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   728
  // r1: index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   729
  index_check(r0, r1); // leaves index in r1, kills rscratch1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   730
  int s = (UseCompressedOops ? 2 : 3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   731
  __ lea(r1, Address(r0, r1, Address::uxtw(s)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   732
  __ load_heap_oop(r0, Address(r1, arrayOopDesc::base_offset_in_bytes(T_OBJECT)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   733
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   734
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   735
void TemplateTable::baload()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   736
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   737
  transition(itos, itos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   738
  __ mov(r1, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   739
  __ pop_ptr(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   740
  // r0: array
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   741
  // r1: index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   742
  index_check(r0, r1); // leaves index in r1, kills rscratch1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   743
  __ lea(r1,  Address(r0, r1, Address::uxtw(0)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   744
  __ load_signed_byte(r0, Address(r1,  arrayOopDesc::base_offset_in_bytes(T_BYTE)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   745
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   746
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   747
void TemplateTable::caload()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   748
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   749
  transition(itos, itos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   750
  __ mov(r1, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   751
  __ pop_ptr(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   752
  // r0: array
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   753
  // r1: index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   754
  index_check(r0, r1); // leaves index in r1, kills rscratch1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   755
  __ lea(r1,  Address(r0, r1, Address::uxtw(1)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   756
  __ load_unsigned_short(r0, Address(r1,  arrayOopDesc::base_offset_in_bytes(T_CHAR)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   757
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   758
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   759
// iload followed by caload frequent pair
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   760
void TemplateTable::fast_icaload()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   761
{
30889
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   762
  transition(vtos, itos);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   763
  // load index out of locals
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   764
  locals_index(r2);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   765
  __ ldr(r1, iaddress(r2));
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   766
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   767
  __ pop_ptr(r0);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   768
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   769
  // r0: array
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   770
  // r1: index
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   771
  index_check(r0, r1); // leaves index in r1, kills rscratch1
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   772
  __ lea(r1,  Address(r0, r1, Address::uxtw(1)));
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   773
  __ load_unsigned_short(r0, Address(r1,  arrayOopDesc::base_offset_in_bytes(T_CHAR)));
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   774
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   775
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   776
void TemplateTable::saload()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   777
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   778
  transition(itos, itos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   779
  __ mov(r1, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   780
  __ pop_ptr(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   781
  // r0: array
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   782
  // r1: index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   783
  index_check(r0, r1); // leaves index in r1, kills rscratch1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   784
  __ lea(r1,  Address(r0, r1, Address::uxtw(1)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   785
  __ load_signed_short(r0, Address(r1,  arrayOopDesc::base_offset_in_bytes(T_SHORT)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   786
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   787
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   788
void TemplateTable::iload(int n)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   789
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   790
  transition(vtos, itos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   791
  __ ldr(r0, iaddress(n));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   792
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   793
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   794
void TemplateTable::lload(int n)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   795
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   796
  transition(vtos, ltos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   797
  __ ldr(r0, laddress(n));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   798
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   799
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   800
void TemplateTable::fload(int n)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   801
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   802
  transition(vtos, ftos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   803
  __ ldrs(v0, faddress(n));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   804
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   805
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   806
void TemplateTable::dload(int n)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   807
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   808
  transition(vtos, dtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   809
  __ ldrd(v0, daddress(n));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   810
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   811
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   812
void TemplateTable::aload(int n)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   813
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   814
  transition(vtos, atos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   815
  __ ldr(r0, iaddress(n));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   816
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   817
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
   818
void TemplateTable::aload_0() {
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
   819
  aload_0_internal();
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
   820
}
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
   821
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
   822
void TemplateTable::nofast_aload_0() {
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
   823
  aload_0_internal(may_not_rewrite);
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
   824
}
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
   825
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
   826
void TemplateTable::aload_0_internal(RewriteControl rc) {
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   827
  // According to bytecode histograms, the pairs:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   828
  //
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   829
  // _aload_0, _fast_igetfield
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   830
  // _aload_0, _fast_agetfield
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   831
  // _aload_0, _fast_fgetfield
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   832
  //
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   833
  // occur frequently. If RewriteFrequentPairs is set, the (slow)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   834
  // _aload_0 bytecode checks if the next bytecode is either
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   835
  // _fast_igetfield, _fast_agetfield or _fast_fgetfield and then
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   836
  // rewrites the current bytecode into a pair bytecode; otherwise it
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   837
  // rewrites the current bytecode into _fast_aload_0 that doesn't do
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   838
  // the pair check anymore.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   839
  //
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   840
  // Note: If the next bytecode is _getfield, the rewrite must be
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   841
  //       delayed, otherwise we may miss an opportunity for a pair.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   842
  //
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   843
  // Also rewrite frequent pairs
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   844
  //   aload_0, aload_1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   845
  //   aload_0, iload_1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   846
  // These bytecodes with a small amount of code are most profitable
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   847
  // to rewrite
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
   848
  if (RewriteFrequentPairs && rc == may_rewrite) {
30889
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   849
    Label rewrite, done;
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   850
    const Register bc = r4;
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   851
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   852
    // get next bytecode
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   853
    __ load_unsigned_byte(r1, at_bcp(Bytecodes::length_for(Bytecodes::_aload_0)));
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   854
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   855
    // do actual aload_0
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   856
    aload(0);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   857
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   858
    // if _getfield then wait with rewrite
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   859
    __ cmpw(r1, Bytecodes::Bytecodes::_getfield);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   860
    __ br(Assembler::EQ, done);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   861
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   862
    // if _igetfield then reqrite to _fast_iaccess_0
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   863
    assert(Bytecodes::java_code(Bytecodes::_fast_iaccess_0) == Bytecodes::_aload_0, "fix bytecode definition");
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   864
    __ cmpw(r1, Bytecodes::_fast_igetfield);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   865
    __ movw(bc, Bytecodes::_fast_iaccess_0);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   866
    __ br(Assembler::EQ, rewrite);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   867
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   868
    // if _agetfield then reqrite to _fast_aaccess_0
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   869
    assert(Bytecodes::java_code(Bytecodes::_fast_aaccess_0) == Bytecodes::_aload_0, "fix bytecode definition");
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   870
    __ cmpw(r1, Bytecodes::_fast_agetfield);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   871
    __ movw(bc, Bytecodes::_fast_aaccess_0);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   872
    __ br(Assembler::EQ, rewrite);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   873
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   874
    // if _fgetfield then reqrite to _fast_faccess_0
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   875
    assert(Bytecodes::java_code(Bytecodes::_fast_faccess_0) == Bytecodes::_aload_0, "fix bytecode definition");
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   876
    __ cmpw(r1, Bytecodes::_fast_fgetfield);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   877
    __ movw(bc, Bytecodes::_fast_faccess_0);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   878
    __ br(Assembler::EQ, rewrite);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   879
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   880
    // else rewrite to _fast_aload0
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   881
    assert(Bytecodes::java_code(Bytecodes::_fast_aload_0) == Bytecodes::_aload_0, "fix bytecode definition");
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   882
    __ movw(bc, Bytecodes::Bytecodes::_fast_aload_0);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   883
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   884
    // rewrite
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   885
    // bc: new bytecode
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   886
    __ bind(rewrite);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   887
    patch_bytecode(Bytecodes::_aload_0, bc, r1, false);
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   888
325a4db0d161 8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents: 30316
diff changeset
   889
    __ bind(done);
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   890
  } else {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   891
    aload(0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   892
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   893
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   894
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   895
void TemplateTable::istore()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   896
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   897
  transition(itos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   898
  locals_index(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   899
  // FIXME: We're being very pernickerty here storing a jint in a
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   900
  // local with strw, which costs an extra instruction over what we'd
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   901
  // be able to do with a simple str.  We should just store the whole
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   902
  // word.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   903
  __ lea(rscratch1, iaddress(r1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   904
  __ strw(r0, Address(rscratch1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   905
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   906
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   907
void TemplateTable::lstore()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   908
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   909
  transition(ltos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   910
  locals_index(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   911
  __ str(r0, laddress(r1, rscratch1, _masm));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   912
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   913
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   914
void TemplateTable::fstore() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   915
  transition(ftos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   916
  locals_index(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   917
  __ lea(rscratch1, iaddress(r1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   918
  __ strs(v0, Address(rscratch1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   919
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   920
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   921
void TemplateTable::dstore() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   922
  transition(dtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   923
  locals_index(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   924
  __ strd(v0, daddress(r1, rscratch1, _masm));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   925
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   926
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   927
void TemplateTable::astore()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   928
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   929
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   930
  __ pop_ptr(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   931
  locals_index(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   932
  __ str(r0, aaddress(r1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   933
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   934
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   935
void TemplateTable::wide_istore() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   936
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   937
  __ pop_i();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   938
  locals_index_wide(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   939
  __ lea(rscratch1, iaddress(r1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   940
  __ strw(r0, Address(rscratch1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   941
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   942
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   943
void TemplateTable::wide_lstore() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   944
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   945
  __ pop_l();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   946
  locals_index_wide(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   947
  __ str(r0, laddress(r1, rscratch1, _masm));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   948
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   949
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   950
void TemplateTable::wide_fstore() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   951
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   952
  __ pop_f();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   953
  locals_index_wide(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   954
  __ lea(rscratch1, faddress(r1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   955
  __ strs(v0, rscratch1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   956
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   957
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   958
void TemplateTable::wide_dstore() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   959
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   960
  __ pop_d();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   961
  locals_index_wide(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   962
  __ strd(v0, daddress(r1, rscratch1, _masm));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   963
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   964
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   965
void TemplateTable::wide_astore() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   966
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   967
  __ pop_ptr(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   968
  locals_index_wide(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   969
  __ str(r0, aaddress(r1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   970
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   971
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   972
void TemplateTable::iastore() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   973
  transition(itos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   974
  __ pop_i(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   975
  __ pop_ptr(r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   976
  // r0: value
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   977
  // r1: index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   978
  // r3: array
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   979
  index_check(r3, r1); // prefer index in r1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   980
  __ lea(rscratch1, Address(r3, r1, Address::uxtw(2)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   981
  __ strw(r0, Address(rscratch1,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   982
                      arrayOopDesc::base_offset_in_bytes(T_INT)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   983
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   984
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   985
void TemplateTable::lastore() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   986
  transition(ltos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   987
  __ pop_i(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   988
  __ pop_ptr(r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   989
  // r0: value
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   990
  // r1: index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   991
  // r3: array
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   992
  index_check(r3, r1); // prefer index in r1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   993
  __ lea(rscratch1, Address(r3, r1, Address::uxtw(3)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   994
  __ str(r0, Address(rscratch1,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   995
                      arrayOopDesc::base_offset_in_bytes(T_LONG)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   996
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   997
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   998
void TemplateTable::fastore() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
   999
  transition(ftos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1000
  __ pop_i(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1001
  __ pop_ptr(r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1002
  // v0: value
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1003
  // r1:  index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1004
  // r3:  array
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1005
  index_check(r3, r1); // prefer index in r1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1006
  __ lea(rscratch1, Address(r3, r1, Address::uxtw(2)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1007
  __ strs(v0, Address(rscratch1,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1008
                      arrayOopDesc::base_offset_in_bytes(T_FLOAT)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1009
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1010
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1011
void TemplateTable::dastore() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1012
  transition(dtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1013
  __ pop_i(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1014
  __ pop_ptr(r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1015
  // v0: value
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1016
  // r1:  index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1017
  // r3:  array
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1018
  index_check(r3, r1); // prefer index in r1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1019
  __ lea(rscratch1, Address(r3, r1, Address::uxtw(3)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1020
  __ strd(v0, Address(rscratch1,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1021
                      arrayOopDesc::base_offset_in_bytes(T_DOUBLE)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1022
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1023
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1024
void TemplateTable::aastore() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1025
  Label is_null, ok_is_subtype, done;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1026
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1027
  // stack: ..., array, index, value
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1028
  __ ldr(r0, at_tos());    // value
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1029
  __ ldr(r2, at_tos_p1()); // index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1030
  __ ldr(r3, at_tos_p2()); // array
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1031
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1032
  Address element_address(r4, arrayOopDesc::base_offset_in_bytes(T_OBJECT));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1033
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1034
  index_check(r3, r2);     // kills r1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1035
  __ lea(r4, Address(r3, r2, Address::uxtw(UseCompressedOops? 2 : 3)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1036
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1037
  // do array store check - check for NULL value first
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1038
  __ cbz(r0, is_null);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1039
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1040
  // Move subklass into r1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1041
  __ load_klass(r1, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1042
  // Move superklass into r0
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1043
  __ load_klass(r0, r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1044
  __ ldr(r0, Address(r0,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1045
                     ObjArrayKlass::element_klass_offset()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1046
  // Compress array + index*oopSize + 12 into a single register.  Frees r2.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1047
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1048
  // Generate subtype check.  Blows r2, r5
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1049
  // Superklass in r0.  Subklass in r1.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1050
  __ gen_subtype_check(r1, ok_is_subtype);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1051
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1052
  // Come here on failure
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1053
  // object is at TOS
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1054
  __ b(Interpreter::_throw_ArrayStoreException_entry);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1055
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1056
  // Come here on success
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1057
  __ bind(ok_is_subtype);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1058
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1059
  // Get the value we will store
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1060
  __ ldr(r0, at_tos());
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1061
  // Now store using the appropriate barrier
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1062
  do_oop_store(_masm, element_address, r0, _bs->kind(), true);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1063
  __ b(done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1064
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1065
  // Have a NULL in r0, r3=array, r2=index.  Store NULL at ary[idx]
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1066
  __ bind(is_null);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1067
  __ profile_null_seen(r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1068
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1069
  // Store a NULL
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1070
  do_oop_store(_masm, element_address, noreg, _bs->kind(), true);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1071
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1072
  // Pop stack arguments
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1073
  __ bind(done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1074
  __ add(esp, esp, 3 * Interpreter::stackElementSize);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1075
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1076
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1077
void TemplateTable::bastore()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1078
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1079
  transition(itos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1080
  __ pop_i(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1081
  __ pop_ptr(r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1082
  // r0: value
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1083
  // r1: index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1084
  // r3: array
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1085
  index_check(r3, r1); // prefer index in r1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1086
  __ lea(rscratch1, Address(r3, r1, Address::uxtw(0)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1087
  __ strb(r0, Address(rscratch1,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1088
                      arrayOopDesc::base_offset_in_bytes(T_BYTE)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1089
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1090
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1091
void TemplateTable::castore()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1092
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1093
  transition(itos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1094
  __ pop_i(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1095
  __ pop_ptr(r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1096
  // r0: value
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1097
  // r1: index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1098
  // r3: array
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1099
  index_check(r3, r1); // prefer index in r1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1100
  __ lea(rscratch1, Address(r3, r1, Address::uxtw(1)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1101
  __ strh(r0, Address(rscratch1,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1102
                      arrayOopDesc::base_offset_in_bytes(T_CHAR)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1103
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1104
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1105
void TemplateTable::sastore()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1106
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1107
  castore();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1108
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1109
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1110
void TemplateTable::istore(int n)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1111
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1112
  transition(itos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1113
  __ str(r0, iaddress(n));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1114
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1115
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1116
void TemplateTable::lstore(int n)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1117
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1118
  transition(ltos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1119
  __ str(r0, laddress(n));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1120
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1121
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1122
void TemplateTable::fstore(int n)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1123
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1124
  transition(ftos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1125
  __ strs(v0, faddress(n));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1126
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1127
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1128
void TemplateTable::dstore(int n)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1129
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1130
  transition(dtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1131
  __ strd(v0, daddress(n));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1132
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1133
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1134
void TemplateTable::astore(int n)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1135
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1136
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1137
  __ pop_ptr(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1138
  __ str(r0, iaddress(n));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1139
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1140
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1141
void TemplateTable::pop()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1142
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1143
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1144
  __ add(esp, esp, Interpreter::stackElementSize);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1145
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1146
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1147
void TemplateTable::pop2()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1148
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1149
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1150
  __ add(esp, esp, 2 * Interpreter::stackElementSize);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1151
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1152
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1153
void TemplateTable::dup()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1154
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1155
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1156
  __ ldr(r0, Address(esp, 0));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1157
  __ push(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1158
  // stack: ..., a, a
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1159
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1160
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1161
void TemplateTable::dup_x1()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1162
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1163
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1164
  // stack: ..., a, b
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1165
  __ ldr(r0, at_tos());  // load b
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1166
  __ ldr(r2, at_tos_p1());  // load a
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1167
  __ str(r0, at_tos_p1());  // store b
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1168
  __ str(r2, at_tos());  // store a
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1169
  __ push(r0);                  // push b
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1170
  // stack: ..., b, a, b
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1171
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1172
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1173
void TemplateTable::dup_x2()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1174
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1175
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1176
  // stack: ..., a, b, c
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1177
  __ ldr(r0, at_tos());  // load c
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1178
  __ ldr(r2, at_tos_p2());  // load a
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1179
  __ str(r0, at_tos_p2());  // store c in a
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1180
  __ push(r0);      // push c
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1181
  // stack: ..., c, b, c, c
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1182
  __ ldr(r0, at_tos_p2());  // load b
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1183
  __ str(r2, at_tos_p2());  // store a in b
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1184
  // stack: ..., c, a, c, c
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1185
  __ str(r0, at_tos_p1());  // store b in c
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1186
  // stack: ..., c, a, b, c
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1187
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1188
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1189
void TemplateTable::dup2()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1190
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1191
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1192
  // stack: ..., a, b
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1193
  __ ldr(r0, at_tos_p1());  // load a
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1194
  __ push(r0);                  // push a
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1195
  __ ldr(r0, at_tos_p1());  // load b
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1196
  __ push(r0);                  // push b
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1197
  // stack: ..., a, b, a, b
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1198
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1199
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1200
void TemplateTable::dup2_x1()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1201
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1202
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1203
  // stack: ..., a, b, c
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1204
  __ ldr(r2, at_tos());  // load c
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1205
  __ ldr(r0, at_tos_p1());  // load b
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1206
  __ push(r0);                  // push b
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1207
  __ push(r2);                  // push c
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1208
  // stack: ..., a, b, c, b, c
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1209
  __ str(r2, at_tos_p3());  // store c in b
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1210
  // stack: ..., a, c, c, b, c
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1211
  __ ldr(r2, at_tos_p4());  // load a
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1212
  __ str(r2, at_tos_p2());  // store a in 2nd c
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1213
  // stack: ..., a, c, a, b, c
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1214
  __ str(r0, at_tos_p4());  // store b in a
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1215
  // stack: ..., b, c, a, b, c
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1216
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1217
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1218
void TemplateTable::dup2_x2()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1219
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1220
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1221
  // stack: ..., a, b, c, d
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1222
  __ ldr(r2, at_tos());  // load d
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1223
  __ ldr(r0, at_tos_p1());  // load c
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1224
  __ push(r0)            ;      // push c
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1225
  __ push(r2);                  // push d
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1226
  // stack: ..., a, b, c, d, c, d
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1227
  __ ldr(r0, at_tos_p4());  // load b
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1228
  __ str(r0, at_tos_p2());  // store b in d
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1229
  __ str(r2, at_tos_p4());  // store d in b
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1230
  // stack: ..., a, d, c, b, c, d
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1231
  __ ldr(r2, at_tos_p5());  // load a
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1232
  __ ldr(r0, at_tos_p3());  // load c
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1233
  __ str(r2, at_tos_p3());  // store a in c
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1234
  __ str(r0, at_tos_p5());  // store c in a
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1235
  // stack: ..., c, d, a, b, c, d
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1236
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1237
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1238
void TemplateTable::swap()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1239
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1240
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1241
  // stack: ..., a, b
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1242
  __ ldr(r2, at_tos_p1());  // load a
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1243
  __ ldr(r0, at_tos());  // load b
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1244
  __ str(r2, at_tos());  // store a in b
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1245
  __ str(r0, at_tos_p1());  // store b in a
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1246
  // stack: ..., b, a
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1247
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1248
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1249
void TemplateTable::iop2(Operation op)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1250
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1251
  transition(itos, itos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1252
  // r0 <== r1 op r0
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1253
  __ pop_i(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1254
  switch (op) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1255
  case add  : __ addw(r0, r1, r0); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1256
  case sub  : __ subw(r0, r1, r0); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1257
  case mul  : __ mulw(r0, r1, r0); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1258
  case _and : __ andw(r0, r1, r0); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1259
  case _or  : __ orrw(r0, r1, r0); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1260
  case _xor : __ eorw(r0, r1, r0); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1261
  case shl  : __ lslvw(r0, r1, r0); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1262
  case shr  : __ asrvw(r0, r1, r0); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1263
  case ushr : __ lsrvw(r0, r1, r0);break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1264
  default   : ShouldNotReachHere();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1265
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1266
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1267
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1268
void TemplateTable::lop2(Operation op)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1269
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1270
  transition(ltos, ltos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1271
  // r0 <== r1 op r0
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1272
  __ pop_l(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1273
  switch (op) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1274
  case add  : __ add(r0, r1, r0); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1275
  case sub  : __ sub(r0, r1, r0); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1276
  case mul  : __ mul(r0, r1, r0); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1277
  case _and : __ andr(r0, r1, r0); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1278
  case _or  : __ orr(r0, r1, r0); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1279
  case _xor : __ eor(r0, r1, r0); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1280
  default   : ShouldNotReachHere();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1281
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1282
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1283
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1284
void TemplateTable::idiv()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1285
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1286
  transition(itos, itos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1287
  // explicitly check for div0
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1288
  Label no_div0;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1289
  __ cbnzw(r0, no_div0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1290
  __ mov(rscratch1, Interpreter::_throw_ArithmeticException_entry);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1291
  __ br(rscratch1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1292
  __ bind(no_div0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1293
  __ pop_i(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1294
  // r0 <== r1 idiv r0
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1295
  __ corrected_idivl(r0, r1, r0, /* want_remainder */ false);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1296
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1297
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1298
void TemplateTable::irem()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1299
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1300
  transition(itos, itos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1301
  // explicitly check for div0
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1302
  Label no_div0;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1303
  __ cbnzw(r0, no_div0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1304
  __ mov(rscratch1, Interpreter::_throw_ArithmeticException_entry);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1305
  __ br(rscratch1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1306
  __ bind(no_div0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1307
  __ pop_i(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1308
  // r0 <== r1 irem r0
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1309
  __ corrected_idivl(r0, r1, r0, /* want_remainder */ true);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1310
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1311
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1312
void TemplateTable::lmul()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1313
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1314
  transition(ltos, ltos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1315
  __ pop_l(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1316
  __ mul(r0, r0, r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1317
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1318
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1319
void TemplateTable::ldiv()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1320
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1321
  transition(ltos, ltos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1322
  // explicitly check for div0
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1323
  Label no_div0;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1324
  __ cbnz(r0, no_div0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1325
  __ mov(rscratch1, Interpreter::_throw_ArithmeticException_entry);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1326
  __ br(rscratch1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1327
  __ bind(no_div0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1328
  __ pop_l(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1329
  // r0 <== r1 ldiv r0
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1330
  __ corrected_idivq(r0, r1, r0, /* want_remainder */ false);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1331
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1332
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1333
void TemplateTable::lrem()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1334
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1335
  transition(ltos, ltos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1336
  // explicitly check for div0
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1337
  Label no_div0;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1338
  __ cbnz(r0, no_div0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1339
  __ mov(rscratch1, Interpreter::_throw_ArithmeticException_entry);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1340
  __ br(rscratch1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1341
  __ bind(no_div0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1342
  __ pop_l(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1343
  // r0 <== r1 lrem r0
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1344
  __ corrected_idivq(r0, r1, r0, /* want_remainder */ true);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1345
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1346
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1347
void TemplateTable::lshl()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1348
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1349
  transition(itos, ltos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1350
  // shift count is in r0
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1351
  __ pop_l(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1352
  __ lslv(r0, r1, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1353
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1354
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1355
void TemplateTable::lshr()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1356
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1357
  transition(itos, ltos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1358
  // shift count is in r0
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1359
  __ pop_l(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1360
  __ asrv(r0, r1, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1361
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1362
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1363
void TemplateTable::lushr()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1364
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1365
  transition(itos, ltos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1366
  // shift count is in r0
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1367
  __ pop_l(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1368
  __ lsrv(r0, r1, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1369
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1370
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1371
void TemplateTable::fop2(Operation op)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1372
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1373
  transition(ftos, ftos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1374
  switch (op) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1375
  case add:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1376
    // n.b. use ldrd because this is a 64 bit slot
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1377
    __ pop_f(v1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1378
    __ fadds(v0, v1, v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1379
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1380
  case sub:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1381
    __ pop_f(v1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1382
    __ fsubs(v0, v1, v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1383
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1384
  case mul:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1385
    __ pop_f(v1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1386
    __ fmuls(v0, v1, v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1387
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1388
  case div:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1389
    __ pop_f(v1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1390
    __ fdivs(v0, v1, v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1391
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1392
  case rem:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1393
    __ fmovs(v1, v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1394
    __ pop_f(v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1395
    __ call_VM_leaf_base1(CAST_FROM_FN_PTR(address, SharedRuntime::frem),
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1396
                         0, 2, MacroAssembler::ret_type_float);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1397
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1398
  default:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1399
    ShouldNotReachHere();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1400
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1401
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1402
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1403
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1404
void TemplateTable::dop2(Operation op)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1405
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1406
  transition(dtos, dtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1407
  switch (op) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1408
  case add:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1409
    // n.b. use ldrd because this is a 64 bit slot
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1410
    __ pop_d(v1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1411
    __ faddd(v0, v1, v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1412
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1413
  case sub:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1414
    __ pop_d(v1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1415
    __ fsubd(v0, v1, v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1416
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1417
  case mul:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1418
    __ pop_d(v1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1419
    __ fmuld(v0, v1, v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1420
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1421
  case div:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1422
    __ pop_d(v1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1423
    __ fdivd(v0, v1, v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1424
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1425
  case rem:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1426
    __ fmovd(v1, v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1427
    __ pop_d(v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1428
    __ call_VM_leaf_base1(CAST_FROM_FN_PTR(address, SharedRuntime::drem),
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1429
                         0, 2, MacroAssembler::ret_type_double);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1430
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1431
  default:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1432
    ShouldNotReachHere();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1433
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1434
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1435
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1436
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1437
void TemplateTable::ineg()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1438
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1439
  transition(itos, itos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1440
  __ negw(r0, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1441
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1442
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1443
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1444
void TemplateTable::lneg()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1445
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1446
  transition(ltos, ltos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1447
  __ neg(r0, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1448
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1449
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1450
void TemplateTable::fneg()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1451
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1452
  transition(ftos, ftos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1453
  __ fnegs(v0, v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1454
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1455
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1456
void TemplateTable::dneg()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1457
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1458
  transition(dtos, dtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1459
  __ fnegd(v0, v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1460
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1461
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1462
void TemplateTable::iinc()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1463
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1464
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1465
  __ load_signed_byte(r1, at_bcp(2)); // get constant
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1466
  locals_index(r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1467
  __ ldr(r0, iaddress(r2));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1468
  __ addw(r0, r0, r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1469
  __ str(r0, iaddress(r2));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1470
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1471
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1472
void TemplateTable::wide_iinc()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1473
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1474
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1475
  // __ mov(r1, zr);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1476
  __ ldrw(r1, at_bcp(2)); // get constant and index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1477
  __ rev16(r1, r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1478
  __ ubfx(r2, r1, 0, 16);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1479
  __ neg(r2, r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1480
  __ sbfx(r1, r1, 16, 16);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1481
  __ ldr(r0, iaddress(r2));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1482
  __ addw(r0, r0, r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1483
  __ str(r0, iaddress(r2));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1484
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1485
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1486
void TemplateTable::convert()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1487
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1488
  // Checking
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1489
#ifdef ASSERT
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1490
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1491
    TosState tos_in  = ilgl;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1492
    TosState tos_out = ilgl;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1493
    switch (bytecode()) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1494
    case Bytecodes::_i2l: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1495
    case Bytecodes::_i2f: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1496
    case Bytecodes::_i2d: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1497
    case Bytecodes::_i2b: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1498
    case Bytecodes::_i2c: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1499
    case Bytecodes::_i2s: tos_in = itos; break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1500
    case Bytecodes::_l2i: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1501
    case Bytecodes::_l2f: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1502
    case Bytecodes::_l2d: tos_in = ltos; break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1503
    case Bytecodes::_f2i: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1504
    case Bytecodes::_f2l: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1505
    case Bytecodes::_f2d: tos_in = ftos; break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1506
    case Bytecodes::_d2i: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1507
    case Bytecodes::_d2l: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1508
    case Bytecodes::_d2f: tos_in = dtos; break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1509
    default             : ShouldNotReachHere();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1510
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1511
    switch (bytecode()) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1512
    case Bytecodes::_l2i: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1513
    case Bytecodes::_f2i: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1514
    case Bytecodes::_d2i: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1515
    case Bytecodes::_i2b: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1516
    case Bytecodes::_i2c: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1517
    case Bytecodes::_i2s: tos_out = itos; break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1518
    case Bytecodes::_i2l: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1519
    case Bytecodes::_f2l: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1520
    case Bytecodes::_d2l: tos_out = ltos; break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1521
    case Bytecodes::_i2f: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1522
    case Bytecodes::_l2f: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1523
    case Bytecodes::_d2f: tos_out = ftos; break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1524
    case Bytecodes::_i2d: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1525
    case Bytecodes::_l2d: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1526
    case Bytecodes::_f2d: tos_out = dtos; break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1527
    default             : ShouldNotReachHere();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1528
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1529
    transition(tos_in, tos_out);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1530
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1531
#endif // ASSERT
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1532
  // static const int64_t is_nan = 0x8000000000000000L;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1533
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1534
  // Conversion
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1535
  switch (bytecode()) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1536
  case Bytecodes::_i2l:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1537
    __ sxtw(r0, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1538
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1539
  case Bytecodes::_i2f:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1540
    __ scvtfws(v0, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1541
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1542
  case Bytecodes::_i2d:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1543
    __ scvtfwd(v0, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1544
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1545
  case Bytecodes::_i2b:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1546
    __ sxtbw(r0, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1547
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1548
  case Bytecodes::_i2c:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1549
    __ uxthw(r0, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1550
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1551
  case Bytecodes::_i2s:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1552
    __ sxthw(r0, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1553
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1554
  case Bytecodes::_l2i:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1555
    __ uxtw(r0, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1556
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1557
  case Bytecodes::_l2f:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1558
    __ scvtfs(v0, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1559
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1560
  case Bytecodes::_l2d:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1561
    __ scvtfd(v0, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1562
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1563
  case Bytecodes::_f2i:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1564
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1565
    Label L_Okay;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1566
    __ clear_fpsr();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1567
    __ fcvtzsw(r0, v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1568
    __ get_fpsr(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1569
    __ cbzw(r1, L_Okay);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1570
    __ call_VM_leaf_base1(CAST_FROM_FN_PTR(address, SharedRuntime::f2i),
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1571
                         0, 1, MacroAssembler::ret_type_integral);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1572
    __ bind(L_Okay);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1573
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1574
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1575
  case Bytecodes::_f2l:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1576
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1577
    Label L_Okay;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1578
    __ clear_fpsr();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1579
    __ fcvtzs(r0, v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1580
    __ get_fpsr(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1581
    __ cbzw(r1, L_Okay);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1582
    __ call_VM_leaf_base1(CAST_FROM_FN_PTR(address, SharedRuntime::f2l),
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1583
                         0, 1, MacroAssembler::ret_type_integral);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1584
    __ bind(L_Okay);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1585
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1586
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1587
  case Bytecodes::_f2d:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1588
    __ fcvts(v0, v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1589
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1590
  case Bytecodes::_d2i:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1591
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1592
    Label L_Okay;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1593
    __ clear_fpsr();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1594
    __ fcvtzdw(r0, v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1595
    __ get_fpsr(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1596
    __ cbzw(r1, L_Okay);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1597
    __ call_VM_leaf_base1(CAST_FROM_FN_PTR(address, SharedRuntime::d2i),
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1598
                         0, 1, MacroAssembler::ret_type_integral);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1599
    __ bind(L_Okay);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1600
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1601
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1602
  case Bytecodes::_d2l:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1603
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1604
    Label L_Okay;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1605
    __ clear_fpsr();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1606
    __ fcvtzd(r0, v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1607
    __ get_fpsr(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1608
    __ cbzw(r1, L_Okay);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1609
    __ call_VM_leaf_base1(CAST_FROM_FN_PTR(address, SharedRuntime::d2l),
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1610
                         0, 1, MacroAssembler::ret_type_integral);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1611
    __ bind(L_Okay);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1612
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1613
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1614
  case Bytecodes::_d2f:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1615
    __ fcvtd(v0, v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1616
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1617
  default:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1618
    ShouldNotReachHere();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1619
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1620
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1621
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1622
void TemplateTable::lcmp()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1623
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1624
  transition(ltos, itos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1625
  Label done;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1626
  __ pop_l(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1627
  __ cmp(r1, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1628
  __ mov(r0, (u_int64_t)-1L);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1629
  __ br(Assembler::LT, done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1630
  // __ mov(r0, 1UL);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1631
  // __ csel(r0, r0, zr, Assembler::NE);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1632
  // and here is a faster way
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1633
  __ csinc(r0, zr, zr, Assembler::EQ);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1634
  __ bind(done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1635
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1636
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1637
void TemplateTable::float_cmp(bool is_float, int unordered_result)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1638
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1639
  Label done;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1640
  if (is_float) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1641
    // XXX get rid of pop here, use ... reg, mem32
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1642
    __ pop_f(v1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1643
    __ fcmps(v1, v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1644
  } else {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1645
    // XXX get rid of pop here, use ... reg, mem64
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1646
    __ pop_d(v1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1647
    __ fcmpd(v1, v0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1648
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1649
  if (unordered_result < 0) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1650
    // we want -1 for unordered or less than, 0 for equal and 1 for
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1651
    // greater than.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1652
    __ mov(r0, (u_int64_t)-1L);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1653
    // for FP LT tests less than or unordered
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1654
    __ br(Assembler::LT, done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1655
    // install 0 for EQ otherwise 1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1656
    __ csinc(r0, zr, zr, Assembler::EQ);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1657
  } else {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1658
    // we want -1 for less than, 0 for equal and 1 for unordered or
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1659
    // greater than.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1660
    __ mov(r0, 1L);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1661
    // for FP HI tests greater than or unordered
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1662
    __ br(Assembler::HI, done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1663
    // install 0 for EQ otherwise ~0
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1664
    __ csinv(r0, zr, zr, Assembler::EQ);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1665
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1666
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1667
  __ bind(done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1668
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1669
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1670
void TemplateTable::branch(bool is_jsr, bool is_wide)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1671
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1672
  // We might be moving to a safepoint.  The thread which calls
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1673
  // Interpreter::notice_safepoints() will effectively flush its cache
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1674
  // when it makes a system call, but we need to do something to
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1675
  // ensure that we see the changed dispatch table.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1676
  __ membar(MacroAssembler::LoadLoad);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1677
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1678
  __ profile_taken_branch(r0, r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1679
  const ByteSize be_offset = MethodCounters::backedge_counter_offset() +
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1680
                             InvocationCounter::counter_offset();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1681
  const ByteSize inv_offset = MethodCounters::invocation_counter_offset() +
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1682
                              InvocationCounter::counter_offset();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1683
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1684
  // load branch displacement
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1685
  if (!is_wide) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1686
    __ ldrh(r2, at_bcp(1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1687
    __ rev16(r2, r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1688
    // sign extend the 16 bit value in r2
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1689
    __ sbfm(r2, r2, 0, 15);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1690
  } else {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1691
    __ ldrw(r2, at_bcp(1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1692
    __ revw(r2, r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1693
    // sign extend the 32 bit value in r2
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1694
    __ sbfm(r2, r2, 0, 31);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1695
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1696
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1697
  // Handle all the JSR stuff here, then exit.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1698
  // It's much shorter and cleaner than intermingling with the non-JSR
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1699
  // normal-branch stuff occurring below.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1700
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1701
  if (is_jsr) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1702
    // Pre-load the next target bytecode into rscratch1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1703
    __ load_unsigned_byte(rscratch1, Address(rbcp, r2));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1704
    // compute return address as bci
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1705
    __ ldr(rscratch2, Address(rmethod, Method::const_offset()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1706
    __ add(rscratch2, rscratch2,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1707
           in_bytes(ConstMethod::codes_offset()) - (is_wide ? 5 : 3));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1708
    __ sub(r1, rbcp, rscratch2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1709
    __ push_i(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1710
    // Adjust the bcp by the 16-bit displacement in r2
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1711
    __ add(rbcp, rbcp, r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1712
    __ dispatch_only(vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1713
    return;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1714
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1715
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1716
  // Normal (non-jsr) branch handling
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1717
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1718
  // Adjust the bcp by the displacement in r2
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1719
  __ add(rbcp, rbcp, r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1720
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1721
  assert(UseLoopCounter || !UseOnStackReplacement,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1722
         "on-stack-replacement requires loop counters");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1723
  Label backedge_counter_overflow;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1724
  Label profile_method;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1725
  Label dispatch;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1726
  if (UseLoopCounter) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1727
    // increment backedge counter for backward branches
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1728
    // r0: MDO
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1729
    // w1: MDO bumped taken-count
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1730
    // r2: target offset
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1731
    __ cmp(r2, zr);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1732
    __ br(Assembler::GT, dispatch); // count only if backward branch
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1733
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1734
    // ECN: FIXME: This code smells
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1735
    // check if MethodCounters exists
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1736
    Label has_counters;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1737
    __ ldr(rscratch1, Address(rmethod, Method::method_counters_offset()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1738
    __ cbnz(rscratch1, has_counters);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1739
    __ push(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1740
    __ push(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1741
    __ push(r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1742
    __ call_VM(noreg, CAST_FROM_FN_PTR(address,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1743
            InterpreterRuntime::build_method_counters), rmethod);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1744
    __ pop(r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1745
    __ pop(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1746
    __ pop(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1747
    __ ldr(rscratch1, Address(rmethod, Method::method_counters_offset()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1748
    __ cbz(rscratch1, dispatch); // No MethodCounters allocated, OutOfMemory
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1749
    __ bind(has_counters);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1750
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1751
    if (TieredCompilation) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1752
      Label no_mdo;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1753
      int increment = InvocationCounter::count_increment;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1754
      if (ProfileInterpreter) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1755
        // Are we profiling?
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1756
        __ ldr(r1, Address(rmethod, in_bytes(Method::method_data_offset())));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1757
        __ cbz(r1, no_mdo);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1758
        // Increment the MDO backedge counter
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1759
        const Address mdo_backedge_counter(r1, in_bytes(MethodData::backedge_counter_offset()) +
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1760
                                           in_bytes(InvocationCounter::counter_offset()));
29195
7d6208ea1775 8074119: [AARCH64] stage repo misses fixes from several Hotspot changes
adinn
parents: 29183
diff changeset
  1761
        const Address mask(r1, in_bytes(MethodData::backedge_mask_offset()));
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1762
        __ increment_mask_and_jump(mdo_backedge_counter, increment, mask,
29195
7d6208ea1775 8074119: [AARCH64] stage repo misses fixes from several Hotspot changes
adinn
parents: 29183
diff changeset
  1763
                                   r0, rscratch1, false, Assembler::EQ, &backedge_counter_overflow);
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1764
        __ b(dispatch);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1765
      }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1766
      __ bind(no_mdo);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1767
      // Increment backedge counter in MethodCounters*
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1768
      __ ldr(rscratch1, Address(rmethod, Method::method_counters_offset()));
29195
7d6208ea1775 8074119: [AARCH64] stage repo misses fixes from several Hotspot changes
adinn
parents: 29183
diff changeset
  1769
      const Address mask(rscratch1, in_bytes(MethodCounters::backedge_mask_offset()));
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1770
      __ increment_mask_and_jump(Address(rscratch1, be_offset), increment, mask,
29195
7d6208ea1775 8074119: [AARCH64] stage repo misses fixes from several Hotspot changes
adinn
parents: 29183
diff changeset
  1771
                                 r0, rscratch2, false, Assembler::EQ, &backedge_counter_overflow);
7d6208ea1775 8074119: [AARCH64] stage repo misses fixes from several Hotspot changes
adinn
parents: 29183
diff changeset
  1772
    } else { // not TieredCompilation
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1773
      // increment counter
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1774
      __ ldr(rscratch2, Address(rmethod, Method::method_counters_offset()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1775
      __ ldrw(r0, Address(rscratch2, be_offset));        // load backedge counter
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1776
      __ addw(rscratch1, r0, InvocationCounter::count_increment); // increment counter
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1777
      __ strw(rscratch1, Address(rscratch2, be_offset));        // store counter
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1778
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1779
      __ ldrw(r0, Address(rscratch2, inv_offset));    // load invocation counter
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1780
      __ andw(r0, r0, (unsigned)InvocationCounter::count_mask_value); // and the status bits
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1781
      __ addw(r0, r0, rscratch1);        // add both counters
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1782
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1783
      if (ProfileInterpreter) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1784
        // Test to see if we should create a method data oop
29195
7d6208ea1775 8074119: [AARCH64] stage repo misses fixes from several Hotspot changes
adinn
parents: 29183
diff changeset
  1785
        __ ldrw(rscratch1, Address(rscratch2, in_bytes(MethodCounters::interpreter_profile_limit_offset())));
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1786
        __ cmpw(r0, rscratch1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1787
        __ br(Assembler::LT, dispatch);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1788
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1789
        // if no method data exists, go to profile method
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1790
        __ test_method_data_pointer(r0, profile_method);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1791
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1792
        if (UseOnStackReplacement) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1793
          // check for overflow against w1 which is the MDO taken count
29195
7d6208ea1775 8074119: [AARCH64] stage repo misses fixes from several Hotspot changes
adinn
parents: 29183
diff changeset
  1794
          __ ldrw(rscratch1, Address(rscratch2, in_bytes(MethodCounters::interpreter_backward_branch_limit_offset())));
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1795
          __ cmpw(r1, rscratch1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1796
          __ br(Assembler::LO, dispatch); // Intel == Assembler::below
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1797
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1798
          // When ProfileInterpreter is on, the backedge_count comes
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1799
          // from the MethodData*, which value does not get reset on
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1800
          // the call to frequency_counter_overflow().  To avoid
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1801
          // excessive calls to the overflow routine while the method is
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1802
          // being compiled, add a second test to make sure the overflow
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1803
          // function is called only once every overflow_frequency.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1804
          const int overflow_frequency = 1024;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1805
          __ andsw(r1, r1, overflow_frequency - 1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1806
          __ br(Assembler::EQ, backedge_counter_overflow);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1807
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1808
        }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1809
      } else {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1810
        if (UseOnStackReplacement) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1811
          // check for overflow against w0, which is the sum of the
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1812
          // counters
29195
7d6208ea1775 8074119: [AARCH64] stage repo misses fixes from several Hotspot changes
adinn
parents: 29183
diff changeset
  1813
          __ ldrw(rscratch1, Address(rscratch2, in_bytes(MethodCounters::interpreter_backward_branch_limit_offset())));
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1814
          __ cmpw(r0, rscratch1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1815
          __ br(Assembler::HS, backedge_counter_overflow); // Intel == Assembler::aboveEqual
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1816
        }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1817
      }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1818
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1819
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1820
  __ bind(dispatch);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1821
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1822
  // Pre-load the next target bytecode into rscratch1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1823
  __ load_unsigned_byte(rscratch1, Address(rbcp, 0));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1824
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1825
  // continue with the bytecode @ target
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1826
  // rscratch1: target bytecode
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1827
  // rbcp: target bcp
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1828
  __ dispatch_only(vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1829
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1830
  if (UseLoopCounter) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1831
    if (ProfileInterpreter) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1832
      // Out-of-line code to allocate method data oop.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1833
      __ bind(profile_method);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1834
      __ call_VM(noreg, CAST_FROM_FN_PTR(address, InterpreterRuntime::profile_method));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1835
      __ load_unsigned_byte(r1, Address(rbcp, 0));  // restore target bytecode
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1836
      __ set_method_data_pointer_for_bcp();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1837
      __ b(dispatch);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1838
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1839
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1840
    if (TieredCompilation || UseOnStackReplacement) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1841
      // invocation counter overflow
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1842
      __ bind(backedge_counter_overflow);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1843
      __ neg(r2, r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1844
      __ add(r2, r2, rbcp);     // branch bcp
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1845
      // IcoResult frequency_counter_overflow([JavaThread*], address branch_bcp)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1846
      __ call_VM(noreg,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1847
                 CAST_FROM_FN_PTR(address,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1848
                                  InterpreterRuntime::frequency_counter_overflow),
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1849
                 r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1850
      if (!UseOnStackReplacement)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1851
        __ b(dispatch);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1852
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1853
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1854
    if (UseOnStackReplacement) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1855
      __ load_unsigned_byte(r1, Address(rbcp, 0));  // restore target bytecode
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1856
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1857
      // r0: osr nmethod (osr ok) or NULL (osr not possible)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1858
      // w1: target bytecode
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1859
      // r2: scratch
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1860
      __ cbz(r0, dispatch);     // test result -- no osr if null
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1861
      // nmethod may have been invalidated (VM may block upon call_VM return)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1862
      __ ldrb(r2, Address(r0, nmethod::state_offset()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1863
      if (nmethod::in_use != 0)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1864
        __ sub(r2, r2, nmethod::in_use);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1865
      __ cbnz(r2, dispatch);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1866
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1867
      // We have the address of an on stack replacement routine in r0
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1868
      // We need to prepare to execute the OSR method. First we must
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1869
      // migrate the locals and monitors off of the stack.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1870
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1871
      __ mov(r19, r0);                             // save the nmethod
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1872
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1873
      call_VM(noreg, CAST_FROM_FN_PTR(address, SharedRuntime::OSR_migration_begin));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1874
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1875
      // r0 is OSR buffer, move it to expected parameter location
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1876
      __ mov(j_rarg0, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1877
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1878
      // remove activation
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1879
      // get sender esp
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1880
      __ ldr(esp,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1881
          Address(rfp, frame::interpreter_frame_sender_sp_offset * wordSize));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1882
      // remove frame anchor
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1883
      __ leave();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1884
      // Ensure compiled code always sees stack at proper alignment
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1885
      __ andr(sp, esp, -16);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1886
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1887
      // and begin the OSR nmethod
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1888
      __ ldr(rscratch1, Address(r19, nmethod::osr_entry_point_offset()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1889
      __ br(rscratch1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1890
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1891
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1892
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1893
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1894
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1895
void TemplateTable::if_0cmp(Condition cc)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1896
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1897
  transition(itos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1898
  // assume branch is more often taken than not (loops use backward branches)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1899
  Label not_taken;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1900
  if (cc == equal)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1901
    __ cbnzw(r0, not_taken);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1902
  else if (cc == not_equal)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1903
    __ cbzw(r0, not_taken);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1904
  else {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1905
    __ andsw(zr, r0, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1906
    __ br(j_not(cc), not_taken);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1907
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1908
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1909
  branch(false, false);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1910
  __ bind(not_taken);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1911
  __ profile_not_taken_branch(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1912
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1913
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1914
void TemplateTable::if_icmp(Condition cc)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1915
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1916
  transition(itos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1917
  // assume branch is more often taken than not (loops use backward branches)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1918
  Label not_taken;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1919
  __ pop_i(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1920
  __ cmpw(r1, r0, Assembler::LSL);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1921
  __ br(j_not(cc), not_taken);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1922
  branch(false, false);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1923
  __ bind(not_taken);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1924
  __ profile_not_taken_branch(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1925
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1926
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1927
void TemplateTable::if_nullcmp(Condition cc)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1928
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1929
  transition(atos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1930
  // assume branch is more often taken than not (loops use backward branches)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1931
  Label not_taken;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1932
  if (cc == equal)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1933
    __ cbnz(r0, not_taken);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1934
  else
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1935
    __ cbz(r0, not_taken);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1936
  branch(false, false);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1937
  __ bind(not_taken);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1938
  __ profile_not_taken_branch(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1939
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1940
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1941
void TemplateTable::if_acmp(Condition cc)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1942
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1943
  transition(atos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1944
  // assume branch is more often taken than not (loops use backward branches)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1945
  Label not_taken;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1946
  __ pop_ptr(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1947
  __ cmp(r1, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1948
  __ br(j_not(cc), not_taken);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1949
  branch(false, false);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1950
  __ bind(not_taken);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1951
  __ profile_not_taken_branch(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1952
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1953
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1954
void TemplateTable::ret() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1955
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1956
  // We might be moving to a safepoint.  The thread which calls
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1957
  // Interpreter::notice_safepoints() will effectively flush its cache
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1958
  // when it makes a system call, but we need to do something to
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1959
  // ensure that we see the changed dispatch table.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1960
  __ membar(MacroAssembler::LoadLoad);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1961
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1962
  locals_index(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1963
  __ ldr(r1, aaddress(r1)); // get return bci, compute return bcp
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1964
  __ profile_ret(r1, r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1965
  __ ldr(rbcp, Address(rmethod, Method::const_offset()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1966
  __ lea(rbcp, Address(rbcp, r1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1967
  __ add(rbcp, rbcp, in_bytes(ConstMethod::codes_offset()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1968
  __ dispatch_next(vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1969
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1970
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1971
void TemplateTable::wide_ret() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1972
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1973
  locals_index_wide(r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1974
  __ ldr(r1, aaddress(r1)); // get return bci, compute return bcp
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1975
  __ profile_ret(r1, r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1976
  __ ldr(rbcp, Address(rmethod, Method::const_offset()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1977
  __ lea(rbcp, Address(rbcp, r1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1978
  __ add(rbcp, rbcp, in_bytes(ConstMethod::codes_offset()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1979
  __ dispatch_next(vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1980
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1981
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1982
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1983
void TemplateTable::tableswitch() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1984
  Label default_case, continue_execution;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1985
  transition(itos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1986
  // align rbcp
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1987
  __ lea(r1, at_bcp(BytesPerInt));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1988
  __ andr(r1, r1, -BytesPerInt);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1989
  // load lo & hi
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1990
  __ ldrw(r2, Address(r1, BytesPerInt));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1991
  __ ldrw(r3, Address(r1, 2 * BytesPerInt));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1992
  __ rev32(r2, r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1993
  __ rev32(r3, r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1994
  // check against lo & hi
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1995
  __ cmpw(r0, r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1996
  __ br(Assembler::LT, default_case);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1997
  __ cmpw(r0, r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1998
  __ br(Assembler::GT, default_case);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  1999
  // lookup dispatch offset
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2000
  __ subw(r0, r0, r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2001
  __ lea(r3, Address(r1, r0, Address::uxtw(2)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2002
  __ ldrw(r3, Address(r3, 3 * BytesPerInt));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2003
  __ profile_switch_case(r0, r1, r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2004
  // continue execution
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2005
  __ bind(continue_execution);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2006
  __ rev32(r3, r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2007
  __ load_unsigned_byte(rscratch1, Address(rbcp, r3, Address::sxtw(0)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2008
  __ add(rbcp, rbcp, r3, ext::sxtw);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2009
  __ dispatch_only(vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2010
  // handle default
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2011
  __ bind(default_case);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2012
  __ profile_switch_default(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2013
  __ ldrw(r3, Address(r1, 0));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2014
  __ b(continue_execution);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2015
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2016
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2017
void TemplateTable::lookupswitch() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2018
  transition(itos, itos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2019
  __ stop("lookupswitch bytecode should have been rewritten");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2020
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2021
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2022
void TemplateTable::fast_linearswitch() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2023
  transition(itos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2024
  Label loop_entry, loop, found, continue_execution;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2025
  // bswap r0 so we can avoid bswapping the table entries
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2026
  __ rev32(r0, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2027
  // align rbcp
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2028
  __ lea(r19, at_bcp(BytesPerInt)); // btw: should be able to get rid of
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2029
                                    // this instruction (change offsets
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2030
                                    // below)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2031
  __ andr(r19, r19, -BytesPerInt);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2032
  // set counter
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2033
  __ ldrw(r1, Address(r19, BytesPerInt));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2034
  __ rev32(r1, r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2035
  __ b(loop_entry);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2036
  // table search
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2037
  __ bind(loop);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2038
  __ lea(rscratch1, Address(r19, r1, Address::lsl(3)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2039
  __ ldrw(rscratch1, Address(rscratch1, 2 * BytesPerInt));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2040
  __ cmpw(r0, rscratch1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2041
  __ br(Assembler::EQ, found);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2042
  __ bind(loop_entry);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2043
  __ subs(r1, r1, 1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2044
  __ br(Assembler::PL, loop);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2045
  // default case
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2046
  __ profile_switch_default(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2047
  __ ldrw(r3, Address(r19, 0));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2048
  __ b(continue_execution);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2049
  // entry found -> get offset
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2050
  __ bind(found);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2051
  __ lea(rscratch1, Address(r19, r1, Address::lsl(3)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2052
  __ ldrw(r3, Address(rscratch1, 3 * BytesPerInt));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2053
  __ profile_switch_case(r1, r0, r19);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2054
  // continue execution
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2055
  __ bind(continue_execution);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2056
  __ rev32(r3, r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2057
  __ add(rbcp, rbcp, r3, ext::sxtw);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2058
  __ ldrb(rscratch1, Address(rbcp, 0));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2059
  __ dispatch_only(vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2060
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2061
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2062
void TemplateTable::fast_binaryswitch() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2063
  transition(itos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2064
  // Implementation using the following core algorithm:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2065
  //
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2066
  // int binary_search(int key, LookupswitchPair* array, int n) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2067
  //   // Binary search according to "Methodik des Programmierens" by
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2068
  //   // Edsger W. Dijkstra and W.H.J. Feijen, Addison Wesley Germany 1985.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2069
  //   int i = 0;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2070
  //   int j = n;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2071
  //   while (i+1 < j) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2072
  //     // invariant P: 0 <= i < j <= n and (a[i] <= key < a[j] or Q)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2073
  //     // with      Q: for all i: 0 <= i < n: key < a[i]
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2074
  //     // where a stands for the array and assuming that the (inexisting)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2075
  //     // element a[n] is infinitely big.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2076
  //     int h = (i + j) >> 1;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2077
  //     // i < h < j
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2078
  //     if (key < array[h].fast_match()) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2079
  //       j = h;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2080
  //     } else {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2081
  //       i = h;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2082
  //     }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2083
  //   }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2084
  //   // R: a[i] <= key < a[i+1] or Q
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2085
  //   // (i.e., if key is within array, i is the correct index)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2086
  //   return i;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2087
  // }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2088
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2089
  // Register allocation
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2090
  const Register key   = r0; // already set (tosca)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2091
  const Register array = r1;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2092
  const Register i     = r2;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2093
  const Register j     = r3;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2094
  const Register h     = rscratch1;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2095
  const Register temp  = rscratch2;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2096
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2097
  // Find array start
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2098
  __ lea(array, at_bcp(3 * BytesPerInt)); // btw: should be able to
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2099
                                          // get rid of this
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2100
                                          // instruction (change
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2101
                                          // offsets below)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2102
  __ andr(array, array, -BytesPerInt);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2103
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2104
  // Initialize i & j
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2105
  __ mov(i, 0);                            // i = 0;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2106
  __ ldrw(j, Address(array, -BytesPerInt)); // j = length(array);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2107
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2108
  // Convert j into native byteordering
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2109
  __ rev32(j, j);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2110
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2111
  // And start
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2112
  Label entry;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2113
  __ b(entry);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2114
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2115
  // binary search loop
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2116
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2117
    Label loop;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2118
    __ bind(loop);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2119
    // int h = (i + j) >> 1;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2120
    __ addw(h, i, j);                           // h = i + j;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2121
    __ lsrw(h, h, 1);                                   // h = (i + j) >> 1;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2122
    // if (key < array[h].fast_match()) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2123
    //   j = h;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2124
    // } else {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2125
    //   i = h;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2126
    // }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2127
    // Convert array[h].match to native byte-ordering before compare
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2128
    __ ldr(temp, Address(array, h, Address::lsl(3)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2129
    __ rev32(temp, temp);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2130
    __ cmpw(key, temp);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2131
    // j = h if (key <  array[h].fast_match())
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2132
    __ csel(j, h, j, Assembler::LT);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2133
    // i = h if (key >= array[h].fast_match())
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2134
    __ csel(i, h, i, Assembler::GE);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2135
    // while (i+1 < j)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2136
    __ bind(entry);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2137
    __ addw(h, i, 1);          // i+1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2138
    __ cmpw(h, j);             // i+1 < j
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2139
    __ br(Assembler::LT, loop);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2140
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2141
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2142
  // end of binary search, result index is i (must check again!)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2143
  Label default_case;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2144
  // Convert array[i].match to native byte-ordering before compare
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2145
  __ ldr(temp, Address(array, i, Address::lsl(3)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2146
  __ rev32(temp, temp);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2147
  __ cmpw(key, temp);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2148
  __ br(Assembler::NE, default_case);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2149
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2150
  // entry found -> j = offset
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2151
  __ add(j, array, i, ext::uxtx, 3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2152
  __ ldrw(j, Address(j, BytesPerInt));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2153
  __ profile_switch_case(i, key, array);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2154
  __ rev32(j, j);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2155
  __ load_unsigned_byte(rscratch1, Address(rbcp, j, Address::sxtw(0)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2156
  __ lea(rbcp, Address(rbcp, j, Address::sxtw(0)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2157
  __ dispatch_only(vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2158
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2159
  // default case -> j = default offset
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2160
  __ bind(default_case);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2161
  __ profile_switch_default(i);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2162
  __ ldrw(j, Address(array, -2 * BytesPerInt));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2163
  __ rev32(j, j);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2164
  __ load_unsigned_byte(rscratch1, Address(rbcp, j, Address::sxtw(0)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2165
  __ lea(rbcp, Address(rbcp, j, Address::sxtw(0)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2166
  __ dispatch_only(vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2167
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2168
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2169
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2170
void TemplateTable::_return(TosState state)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2171
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2172
  transition(state, state);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2173
  assert(_desc->calls_vm(),
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2174
         "inconsistent calls_vm information"); // call in remove_activation
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2175
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2176
  if (_desc->bytecode() == Bytecodes::_return_register_finalizer) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2177
    assert(state == vtos, "only valid state");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2178
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2179
    __ ldr(c_rarg1, aaddress(0));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2180
    __ load_klass(r3, c_rarg1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2181
    __ ldrw(r3, Address(r3, Klass::access_flags_offset()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2182
    __ tst(r3, JVM_ACC_HAS_FINALIZER);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2183
    Label skip_register_finalizer;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2184
    __ br(Assembler::EQ, skip_register_finalizer);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2185
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2186
    __ call_VM(noreg, CAST_FROM_FN_PTR(address, InterpreterRuntime::register_finalizer), c_rarg1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2187
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2188
    __ bind(skip_register_finalizer);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2189
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2190
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2191
  // Issue a StoreStore barrier after all stores but before return
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2192
  // from any constructor for any class with a final field.  We don't
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2193
  // know if this is a finalizer, so we always do so.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2194
  if (_desc->bytecode() == Bytecodes::_return)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2195
    __ membar(MacroAssembler::StoreStore);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2196
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2197
  __ remove_activation(state);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2198
  __ ret(lr);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2199
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2200
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2201
// ----------------------------------------------------------------------------
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2202
// Volatile variables demand their effects be made known to all CPU's
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2203
// in order.  Store buffers on most chips allow reads & writes to
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2204
// reorder; the JMM's ReadAfterWrite.java test fails in -Xint mode
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2205
// without some kind of memory barrier (i.e., it's not sufficient that
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2206
// the interpreter does not reorder volatile references, the hardware
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2207
// also must not reorder them).
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2208
//
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2209
// According to the new Java Memory Model (JMM):
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2210
// (1) All volatiles are serialized wrt to each other.  ALSO reads &
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2211
//     writes act as aquire & release, so:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2212
// (2) A read cannot let unrelated NON-volatile memory refs that
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2213
//     happen after the read float up to before the read.  It's OK for
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2214
//     non-volatile memory refs that happen before the volatile read to
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2215
//     float down below it.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2216
// (3) Similar a volatile write cannot let unrelated NON-volatile
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2217
//     memory refs that happen BEFORE the write float down to after the
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2218
//     write.  It's OK for non-volatile memory refs that happen after the
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2219
//     volatile write to float up before it.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2220
//
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2221
// We only put in barriers around volatile refs (they are expensive),
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2222
// not _between_ memory refs (that would require us to track the
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2223
// flavor of the previous memory refs).  Requirements (2) and (3)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2224
// require some barriers before volatile stores and after volatile
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2225
// loads.  These nearly cover requirement (1) but miss the
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2226
// volatile-store-volatile-load case.  This final case is placed after
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2227
// volatile-stores although it could just as well go before
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2228
// volatile-loads.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2229
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2230
void TemplateTable::resolve_cache_and_index(int byte_no,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2231
                                            Register Rcache,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2232
                                            Register index,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2233
                                            size_t index_size) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2234
  const Register temp = r19;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2235
  assert_different_registers(Rcache, index, temp);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2236
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2237
  Label resolved;
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2238
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2239
  Bytecodes::Code code = bytecode();
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2240
  switch (code) {
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2241
  case Bytecodes::_nofast_getfield: code = Bytecodes::_getfield; break;
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2242
  case Bytecodes::_nofast_putfield: code = Bytecodes::_putfield; break;
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2243
  }
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2244
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2245
  assert(byte_no == f1_byte || byte_no == f2_byte, "byte_no out of range");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2246
  __ get_cache_and_index_and_bytecode_at_bcp(Rcache, index, temp, byte_no, 1, index_size);
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2247
  __ cmp(temp, (int) code);  // have we resolved this bytecode?
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2248
  __ br(Assembler::EQ, resolved);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2249
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2250
  // resolve first time through
30132
1f788eb36811 8076492: Make common code from template interpreter code
coleenp
parents: 29695
diff changeset
  2251
  address entry = CAST_FROM_FN_PTR(address, InterpreterRuntime::resolve_from_cache);
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2252
  __ mov(temp, (int) code);
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2253
  __ call_VM(noreg, entry, temp);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2254
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2255
  // Update registers with resolved info
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2256
  __ get_cache_and_index_at_bcp(Rcache, index, 1, index_size);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2257
  // n.b. unlike x86 Rcache is now rcpool plus the indexed offset
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2258
  // so all clients ofthis method must be modified accordingly
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2259
  __ bind(resolved);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2260
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2261
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2262
// The Rcache and index registers must be set before call
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2263
// n.b unlike x86 cache already includes the index offset
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2264
void TemplateTable::load_field_cp_cache_entry(Register obj,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2265
                                              Register cache,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2266
                                              Register index,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2267
                                              Register off,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2268
                                              Register flags,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2269
                                              bool is_static = false) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2270
  assert_different_registers(cache, index, flags, off);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2271
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2272
  ByteSize cp_base_offset = ConstantPoolCache::base_offset();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2273
  // Field offset
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2274
  __ ldr(off, Address(cache, in_bytes(cp_base_offset +
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2275
                                          ConstantPoolCacheEntry::f2_offset())));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2276
  // Flags
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2277
  __ ldrw(flags, Address(cache, in_bytes(cp_base_offset +
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2278
                                           ConstantPoolCacheEntry::flags_offset())));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2279
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2280
  // klass overwrite register
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2281
  if (is_static) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2282
    __ ldr(obj, Address(cache, in_bytes(cp_base_offset +
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2283
                                        ConstantPoolCacheEntry::f1_offset())));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2284
    const int mirror_offset = in_bytes(Klass::java_mirror_offset());
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2285
    __ ldr(obj, Address(obj, mirror_offset));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2286
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2287
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2288
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2289
void TemplateTable::load_invoke_cp_cache_entry(int byte_no,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2290
                                               Register method,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2291
                                               Register itable_index,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2292
                                               Register flags,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2293
                                               bool is_invokevirtual,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2294
                                               bool is_invokevfinal, /*unused*/
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2295
                                               bool is_invokedynamic) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2296
  // setup registers
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2297
  const Register cache = rscratch2;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2298
  const Register index = r4;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2299
  assert_different_registers(method, flags);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2300
  assert_different_registers(method, cache, index);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2301
  assert_different_registers(itable_index, flags);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2302
  assert_different_registers(itable_index, cache, index);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2303
  // determine constant pool cache field offsets
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2304
  assert(is_invokevirtual == (byte_no == f2_byte), "is_invokevirtual flag redundant");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2305
  const int method_offset = in_bytes(
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2306
    ConstantPoolCache::base_offset() +
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2307
      (is_invokevirtual
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2308
       ? ConstantPoolCacheEntry::f2_offset()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2309
       : ConstantPoolCacheEntry::f1_offset()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2310
  const int flags_offset = in_bytes(ConstantPoolCache::base_offset() +
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2311
                                    ConstantPoolCacheEntry::flags_offset());
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2312
  // access constant pool cache fields
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2313
  const int index_offset = in_bytes(ConstantPoolCache::base_offset() +
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2314
                                    ConstantPoolCacheEntry::f2_offset());
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2315
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2316
  size_t index_size = (is_invokedynamic ? sizeof(u4) : sizeof(u2));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2317
  resolve_cache_and_index(byte_no, cache, index, index_size);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2318
  __ ldr(method, Address(cache, method_offset));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2319
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2320
  if (itable_index != noreg) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2321
    __ ldr(itable_index, Address(cache, index_offset));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2322
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2323
  __ ldrw(flags, Address(cache, flags_offset));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2324
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2325
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2326
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2327
// The registers cache and index expected to be set before call.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2328
// Correct values of the cache and index registers are preserved.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2329
void TemplateTable::jvmti_post_field_access(Register cache, Register index,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2330
                                            bool is_static, bool has_tos) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2331
  // do the JVMTI work here to avoid disturbing the register state below
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2332
  // We use c_rarg registers here because we want to use the register used in
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2333
  // the call to the VM
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2334
  if (JvmtiExport::can_post_field_access()) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2335
    // Check to see if a field access watch has been set before we
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2336
    // take the time to call into the VM.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2337
    Label L1;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2338
    assert_different_registers(cache, index, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2339
    __ lea(rscratch1, ExternalAddress((address) JvmtiExport::get_field_access_count_addr()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2340
    __ ldrw(r0, Address(rscratch1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2341
    __ cbzw(r0, L1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2342
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2343
    __ get_cache_and_index_at_bcp(c_rarg2, c_rarg3, 1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2344
    __ lea(c_rarg2, Address(c_rarg2, in_bytes(ConstantPoolCache::base_offset())));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2345
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2346
    if (is_static) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2347
      __ mov(c_rarg1, zr); // NULL object reference
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2348
    } else {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2349
      __ ldr(c_rarg1, at_tos()); // get object pointer without popping it
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2350
      __ verify_oop(c_rarg1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2351
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2352
    // c_rarg1: object pointer or NULL
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2353
    // c_rarg2: cache entry pointer
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2354
    // c_rarg3: jvalue object on the stack
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2355
    __ call_VM(noreg, CAST_FROM_FN_PTR(address,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2356
                                       InterpreterRuntime::post_field_access),
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2357
               c_rarg1, c_rarg2, c_rarg3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2358
    __ get_cache_and_index_at_bcp(cache, index, 1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2359
    __ bind(L1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2360
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2361
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2362
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2363
void TemplateTable::pop_and_check_object(Register r)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2364
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2365
  __ pop_ptr(r);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2366
  __ null_check(r);  // for field access must check obj.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2367
  __ verify_oop(r);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2368
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2369
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2370
void TemplateTable::getfield_or_static(int byte_no, bool is_static, RewriteControl rc)
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2371
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2372
  const Register cache = r2;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2373
  const Register index = r3;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2374
  const Register obj   = r4;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2375
  const Register off   = r19;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2376
  const Register flags = r0;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2377
  const Register bc    = r4; // uses same reg as obj, so don't mix them
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2378
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2379
  resolve_cache_and_index(byte_no, cache, index, sizeof(u2));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2380
  jvmti_post_field_access(cache, index, is_static, false);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2381
  load_field_cp_cache_entry(obj, cache, index, off, flags, is_static);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2382
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2383
  if (!is_static) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2384
    // obj is on the stack
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2385
    pop_and_check_object(obj);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2386
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2387
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2388
  const Address field(obj, off);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2389
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2390
  Label Done, notByte, notInt, notShort, notChar,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2391
              notLong, notFloat, notObj, notDouble;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2392
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2393
  // x86 uses a shift and mask or wings it with a shift plus assert
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2394
  // the mask is not needed. aarch64 just uses bitfield extract
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2395
  __ ubfxw(flags, flags, ConstantPoolCacheEntry::tos_state_shift,  ConstantPoolCacheEntry::tos_state_bits);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2396
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2397
  assert(btos == 0, "change code, btos != 0");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2398
  __ cbnz(flags, notByte);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2399
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2400
  // Don't rewrite getstatic, only getfield
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2401
  if (is_static) rc = may_not_rewrite;
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2402
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2403
  // btos
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2404
  __ load_signed_byte(r0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2405
  __ push(btos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2406
  // Rewrite bytecode to be faster
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2407
  if (rc == may_rewrite) {
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2408
    patch_bytecode(Bytecodes::_fast_bgetfield, bc, r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2409
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2410
  __ b(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2411
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2412
  __ bind(notByte);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2413
  __ cmp(flags, atos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2414
  __ br(Assembler::NE, notObj);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2415
  // atos
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2416
  __ load_heap_oop(r0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2417
  __ push(atos);
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2418
  if (rc == may_rewrite) {
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2419
    patch_bytecode(Bytecodes::_fast_agetfield, bc, r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2420
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2421
  __ b(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2422
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2423
  __ bind(notObj);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2424
  __ cmp(flags, itos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2425
  __ br(Assembler::NE, notInt);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2426
  // itos
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2427
  __ ldrw(r0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2428
  __ push(itos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2429
  // Rewrite bytecode to be faster
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2430
  if (rc == may_rewrite) {
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2431
    patch_bytecode(Bytecodes::_fast_igetfield, bc, r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2432
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2433
  __ b(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2434
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2435
  __ bind(notInt);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2436
  __ cmp(flags, ctos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2437
  __ br(Assembler::NE, notChar);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2438
  // ctos
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2439
  __ load_unsigned_short(r0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2440
  __ push(ctos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2441
  // Rewrite bytecode to be faster
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2442
  if (rc == may_rewrite) {
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2443
    patch_bytecode(Bytecodes::_fast_cgetfield, bc, r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2444
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2445
  __ b(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2446
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2447
  __ bind(notChar);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2448
  __ cmp(flags, stos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2449
  __ br(Assembler::NE, notShort);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2450
  // stos
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2451
  __ load_signed_short(r0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2452
  __ push(stos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2453
  // Rewrite bytecode to be faster
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2454
  if (rc == may_rewrite) {
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2455
    patch_bytecode(Bytecodes::_fast_sgetfield, bc, r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2456
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2457
  __ b(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2458
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2459
  __ bind(notShort);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2460
  __ cmp(flags, ltos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2461
  __ br(Assembler::NE, notLong);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2462
  // ltos
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2463
  __ ldr(r0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2464
  __ push(ltos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2465
  // Rewrite bytecode to be faster
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2466
  if (rc == may_rewrite) {
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2467
    patch_bytecode(Bytecodes::_fast_lgetfield, bc, r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2468
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2469
  __ b(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2470
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2471
  __ bind(notLong);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2472
  __ cmp(flags, ftos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2473
  __ br(Assembler::NE, notFloat);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2474
  // ftos
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2475
  __ ldrs(v0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2476
  __ push(ftos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2477
  // Rewrite bytecode to be faster
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2478
  if (rc == may_rewrite) {
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2479
    patch_bytecode(Bytecodes::_fast_fgetfield, bc, r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2480
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2481
  __ b(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2482
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2483
  __ bind(notFloat);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2484
#ifdef ASSERT
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2485
  __ cmp(flags, dtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2486
  __ br(Assembler::NE, notDouble);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2487
#endif
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2488
  // dtos
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2489
  __ ldrd(v0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2490
  __ push(dtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2491
  // Rewrite bytecode to be faster
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2492
  if (rc == may_rewrite) {
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2493
    patch_bytecode(Bytecodes::_fast_dgetfield, bc, r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2494
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2495
#ifdef ASSERT
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2496
  __ b(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2497
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2498
  __ bind(notDouble);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2499
  __ stop("Bad state");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2500
#endif
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2501
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2502
  __ bind(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2503
  // It's really not worth bothering to check whether this field
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2504
  // really is volatile in the slow case.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2505
  __ membar(MacroAssembler::LoadLoad | MacroAssembler::LoadStore);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2506
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2507
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2508
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2509
void TemplateTable::getfield(int byte_no)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2510
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2511
  getfield_or_static(byte_no, false);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2512
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2513
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2514
void TemplateTable::nofast_getfield(int byte_no) {
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2515
  getfield_or_static(byte_no, false, may_not_rewrite);
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2516
}
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2517
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2518
void TemplateTable::getstatic(int byte_no)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2519
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2520
  getfield_or_static(byte_no, true);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2521
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2522
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2523
// The registers cache and index expected to be set before call.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2524
// The function may destroy various registers, just not the cache and index registers.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2525
void TemplateTable::jvmti_post_field_mod(Register cache, Register index, bool is_static) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2526
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2527
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2528
  ByteSize cp_base_offset = ConstantPoolCache::base_offset();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2529
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2530
  if (JvmtiExport::can_post_field_modification()) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2531
    // Check to see if a field modification watch has been set before
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2532
    // we take the time to call into the VM.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2533
    Label L1;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2534
    assert_different_registers(cache, index, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2535
    __ lea(rscratch1, ExternalAddress((address)JvmtiExport::get_field_modification_count_addr()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2536
    __ ldrw(r0, Address(rscratch1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2537
    __ cbz(r0, L1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2538
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2539
    __ get_cache_and_index_at_bcp(c_rarg2, rscratch1, 1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2540
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2541
    if (is_static) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2542
      // Life is simple.  Null out the object pointer.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2543
      __ mov(c_rarg1, zr);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2544
    } else {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2545
      // Life is harder. The stack holds the value on top, followed by
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2546
      // the object.  We don't know the size of the value, though; it
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2547
      // could be one or two words depending on its type. As a result,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2548
      // we must find the type to determine where the object is.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2549
      __ ldrw(c_rarg3, Address(c_rarg2,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2550
                               in_bytes(cp_base_offset +
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2551
                                        ConstantPoolCacheEntry::flags_offset())));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2552
      __ lsr(c_rarg3, c_rarg3,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2553
             ConstantPoolCacheEntry::tos_state_shift);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2554
      ConstantPoolCacheEntry::verify_tos_state_shift();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2555
      Label nope2, done, ok;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2556
      __ ldr(c_rarg1, at_tos_p1());  // initially assume a one word jvalue
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2557
      __ cmpw(c_rarg3, ltos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2558
      __ br(Assembler::EQ, ok);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2559
      __ cmpw(c_rarg3, dtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2560
      __ br(Assembler::NE, nope2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2561
      __ bind(ok);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2562
      __ ldr(c_rarg1, at_tos_p2()); // ltos (two word jvalue)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2563
      __ bind(nope2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2564
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2565
    // cache entry pointer
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2566
    __ add(c_rarg2, c_rarg2, in_bytes(cp_base_offset));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2567
    // object (tos)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2568
    __ mov(c_rarg3, esp);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2569
    // c_rarg1: object pointer set up above (NULL if static)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2570
    // c_rarg2: cache entry pointer
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2571
    // c_rarg3: jvalue object on the stack
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2572
    __ call_VM(noreg,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2573
               CAST_FROM_FN_PTR(address,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2574
                                InterpreterRuntime::post_field_modification),
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2575
               c_rarg1, c_rarg2, c_rarg3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2576
    __ get_cache_and_index_at_bcp(cache, index, 1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2577
    __ bind(L1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2578
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2579
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2580
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2581
void TemplateTable::putfield_or_static(int byte_no, bool is_static, RewriteControl rc) {
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2582
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2583
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2584
  const Register cache = r2;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2585
  const Register index = r3;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2586
  const Register obj   = r2;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2587
  const Register off   = r19;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2588
  const Register flags = r0;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2589
  const Register bc    = r4;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2590
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2591
  resolve_cache_and_index(byte_no, cache, index, sizeof(u2));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2592
  jvmti_post_field_mod(cache, index, is_static);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2593
  load_field_cp_cache_entry(obj, cache, index, off, flags, is_static);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2594
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2595
  Label Done;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2596
  __ mov(r5, flags);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2597
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2598
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2599
    Label notVolatile;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2600
    __ tbz(r5, ConstantPoolCacheEntry::is_volatile_shift, notVolatile);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2601
    __ membar(MacroAssembler::StoreStore);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2602
    __ bind(notVolatile);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2603
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2604
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2605
  // field address
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2606
  const Address field(obj, off);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2607
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2608
  Label notByte, notInt, notShort, notChar,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2609
        notLong, notFloat, notObj, notDouble;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2610
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2611
  // x86 uses a shift and mask or wings it with a shift plus assert
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2612
  // the mask is not needed. aarch64 just uses bitfield extract
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2613
  __ ubfxw(flags, flags, ConstantPoolCacheEntry::tos_state_shift,  ConstantPoolCacheEntry::tos_state_bits);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2614
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2615
  assert(btos == 0, "change code, btos != 0");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2616
  __ cbnz(flags, notByte);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2617
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2618
  // Don't rewrite putstatic, only putfield
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2619
  if (is_static) rc = may_not_rewrite;
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2620
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2621
  // btos
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2622
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2623
    __ pop(btos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2624
    if (!is_static) pop_and_check_object(obj);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2625
    __ strb(r0, field);
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2626
    if (rc == may_rewrite) {
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2627
      patch_bytecode(Bytecodes::_fast_bputfield, bc, r1, true, byte_no);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2628
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2629
    __ b(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2630
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2631
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2632
  __ bind(notByte);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2633
  __ cmp(flags, atos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2634
  __ br(Assembler::NE, notObj);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2635
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2636
  // atos
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2637
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2638
    __ pop(atos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2639
    if (!is_static) pop_and_check_object(obj);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2640
    // Store into the field
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2641
    do_oop_store(_masm, field, r0, _bs->kind(), false);
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2642
    if (rc == may_rewrite) {
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2643
      patch_bytecode(Bytecodes::_fast_aputfield, bc, r1, true, byte_no);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2644
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2645
    __ b(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2646
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2647
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2648
  __ bind(notObj);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2649
  __ cmp(flags, itos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2650
  __ br(Assembler::NE, notInt);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2651
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2652
  // itos
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2653
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2654
    __ pop(itos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2655
    if (!is_static) pop_and_check_object(obj);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2656
    __ strw(r0, field);
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2657
    if (rc == may_rewrite) {
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2658
      patch_bytecode(Bytecodes::_fast_iputfield, bc, r1, true, byte_no);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2659
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2660
    __ b(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2661
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2662
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2663
  __ bind(notInt);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2664
  __ cmp(flags, ctos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2665
  __ br(Assembler::NE, notChar);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2666
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2667
  // ctos
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2668
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2669
    __ pop(ctos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2670
    if (!is_static) pop_and_check_object(obj);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2671
    __ strh(r0, field);
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2672
    if (rc == may_rewrite) {
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2673
      patch_bytecode(Bytecodes::_fast_cputfield, bc, r1, true, byte_no);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2674
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2675
    __ b(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2676
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2677
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2678
  __ bind(notChar);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2679
  __ cmp(flags, stos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2680
  __ br(Assembler::NE, notShort);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2681
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2682
  // stos
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2683
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2684
    __ pop(stos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2685
    if (!is_static) pop_and_check_object(obj);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2686
    __ strh(r0, field);
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2687
    if (rc == may_rewrite) {
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2688
      patch_bytecode(Bytecodes::_fast_sputfield, bc, r1, true, byte_no);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2689
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2690
    __ b(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2691
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2692
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2693
  __ bind(notShort);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2694
  __ cmp(flags, ltos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2695
  __ br(Assembler::NE, notLong);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2696
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2697
  // ltos
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2698
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2699
    __ pop(ltos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2700
    if (!is_static) pop_and_check_object(obj);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2701
    __ str(r0, field);
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2702
    if (rc == may_rewrite) {
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2703
      patch_bytecode(Bytecodes::_fast_lputfield, bc, r1, true, byte_no);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2704
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2705
    __ b(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2706
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2707
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2708
  __ bind(notLong);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2709
  __ cmp(flags, ftos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2710
  __ br(Assembler::NE, notFloat);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2711
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2712
  // ftos
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2713
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2714
    __ pop(ftos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2715
    if (!is_static) pop_and_check_object(obj);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2716
    __ strs(v0, field);
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2717
    if (rc == may_rewrite) {
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2718
      patch_bytecode(Bytecodes::_fast_fputfield, bc, r1, true, byte_no);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2719
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2720
    __ b(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2721
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2722
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2723
  __ bind(notFloat);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2724
#ifdef ASSERT
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2725
  __ cmp(flags, dtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2726
  __ br(Assembler::NE, notDouble);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2727
#endif
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2728
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2729
  // dtos
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2730
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2731
    __ pop(dtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2732
    if (!is_static) pop_and_check_object(obj);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2733
    __ strd(v0, field);
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2734
    if (rc == may_rewrite) {
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2735
      patch_bytecode(Bytecodes::_fast_dputfield, bc, r1, true, byte_no);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2736
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2737
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2738
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2739
#ifdef ASSERT
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2740
  __ b(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2741
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2742
  __ bind(notDouble);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2743
  __ stop("Bad state");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2744
#endif
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2745
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2746
  __ bind(Done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2747
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2748
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2749
    Label notVolatile;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2750
    __ tbz(r5, ConstantPoolCacheEntry::is_volatile_shift, notVolatile);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2751
    __ membar(MacroAssembler::StoreLoad);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2752
    __ bind(notVolatile);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2753
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2754
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2755
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2756
void TemplateTable::putfield(int byte_no)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2757
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2758
  putfield_or_static(byte_no, false);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2759
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2760
30316
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2761
void TemplateTable::nofast_putfield(int byte_no) {
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2762
  putfield_or_static(byte_no, false, may_not_rewrite);
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2763
}
6c651fa22980 8079507: aarch64: fails to build due to changes to template interpreter
enevill
parents: 30132
diff changeset
  2764
29183
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2765
void TemplateTable::putstatic(int byte_no) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2766
  putfield_or_static(byte_no, true);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2767
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2768
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2769
void TemplateTable::jvmti_post_fast_field_mod()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2770
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2771
  if (JvmtiExport::can_post_field_modification()) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2772
    // Check to see if a field modification watch has been set before
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2773
    // we take the time to call into the VM.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2774
    Label L2;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2775
    __ lea(rscratch1, ExternalAddress((address)JvmtiExport::get_field_modification_count_addr()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2776
    __ ldrw(c_rarg3, Address(rscratch1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2777
    __ cbzw(c_rarg3, L2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2778
    __ pop_ptr(r19);                  // copy the object pointer from tos
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2779
    __ verify_oop(r19);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2780
    __ push_ptr(r19);                 // put the object pointer back on tos
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2781
    // Save tos values before call_VM() clobbers them. Since we have
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2782
    // to do it for every data type, we use the saved values as the
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2783
    // jvalue object.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2784
    switch (bytecode()) {          // load values into the jvalue object
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2785
    case Bytecodes::_fast_aputfield: __ push_ptr(r0); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2786
    case Bytecodes::_fast_bputfield: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2787
    case Bytecodes::_fast_sputfield: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2788
    case Bytecodes::_fast_cputfield: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2789
    case Bytecodes::_fast_iputfield: __ push_i(r0); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2790
    case Bytecodes::_fast_dputfield: __ push_d(); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2791
    case Bytecodes::_fast_fputfield: __ push_f(); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2792
    case Bytecodes::_fast_lputfield: __ push_l(r0); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2793
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2794
    default:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2795
      ShouldNotReachHere();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2796
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2797
    __ mov(c_rarg3, esp);             // points to jvalue on the stack
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2798
    // access constant pool cache entry
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2799
    __ get_cache_entry_pointer_at_bcp(c_rarg2, r0, 1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2800
    __ verify_oop(r19);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2801
    // r19: object pointer copied above
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2802
    // c_rarg2: cache entry pointer
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2803
    // c_rarg3: jvalue object on the stack
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2804
    __ call_VM(noreg,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2805
               CAST_FROM_FN_PTR(address,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2806
                                InterpreterRuntime::post_field_modification),
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2807
               r19, c_rarg2, c_rarg3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2808
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2809
    switch (bytecode()) {             // restore tos values
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2810
    case Bytecodes::_fast_aputfield: __ pop_ptr(r0); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2811
    case Bytecodes::_fast_bputfield: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2812
    case Bytecodes::_fast_sputfield: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2813
    case Bytecodes::_fast_cputfield: // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2814
    case Bytecodes::_fast_iputfield: __ pop_i(r0); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2815
    case Bytecodes::_fast_dputfield: __ pop_d(); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2816
    case Bytecodes::_fast_fputfield: __ pop_f(); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2817
    case Bytecodes::_fast_lputfield: __ pop_l(r0); break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2818
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2819
    __ bind(L2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2820
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2821
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2822
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2823
void TemplateTable::fast_storefield(TosState state)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2824
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2825
  transition(state, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2826
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2827
  ByteSize base = ConstantPoolCache::base_offset();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2828
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2829
  jvmti_post_fast_field_mod();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2830
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2831
  // access constant pool cache
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2832
  __ get_cache_and_index_at_bcp(r2, r1, 1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2833
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2834
  // test for volatile with r3
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2835
  __ ldrw(r3, Address(r2, in_bytes(base +
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2836
                                   ConstantPoolCacheEntry::flags_offset())));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2837
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2838
  // replace index with field offset from cache entry
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2839
  __ ldr(r1, Address(r2, in_bytes(base + ConstantPoolCacheEntry::f2_offset())));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2840
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2841
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2842
    Label notVolatile;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2843
    __ tbz(r3, ConstantPoolCacheEntry::is_volatile_shift, notVolatile);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2844
    __ membar(MacroAssembler::StoreStore);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2845
    __ bind(notVolatile);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2846
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2847
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2848
  Label notVolatile;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2849
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2850
  // Get object from stack
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2851
  pop_and_check_object(r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2852
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2853
  // field address
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2854
  const Address field(r2, r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2855
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2856
  // access field
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2857
  switch (bytecode()) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2858
  case Bytecodes::_fast_aputfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2859
    do_oop_store(_masm, field, r0, _bs->kind(), false);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2860
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2861
  case Bytecodes::_fast_lputfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2862
    __ str(r0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2863
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2864
  case Bytecodes::_fast_iputfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2865
    __ strw(r0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2866
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2867
  case Bytecodes::_fast_bputfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2868
    __ strb(r0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2869
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2870
  case Bytecodes::_fast_sputfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2871
    // fall through
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2872
  case Bytecodes::_fast_cputfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2873
    __ strh(r0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2874
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2875
  case Bytecodes::_fast_fputfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2876
    __ strs(v0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2877
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2878
  case Bytecodes::_fast_dputfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2879
    __ strd(v0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2880
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2881
  default:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2882
    ShouldNotReachHere();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2883
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2884
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2885
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2886
    Label notVolatile;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2887
    __ tbz(r3, ConstantPoolCacheEntry::is_volatile_shift, notVolatile);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2888
    __ membar(MacroAssembler::StoreLoad);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2889
    __ bind(notVolatile);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2890
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2891
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2892
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2893
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2894
void TemplateTable::fast_accessfield(TosState state)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2895
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2896
  transition(atos, state);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2897
  // Do the JVMTI work here to avoid disturbing the register state below
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2898
  if (JvmtiExport::can_post_field_access()) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2899
    // Check to see if a field access watch has been set before we
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2900
    // take the time to call into the VM.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2901
    Label L1;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2902
    __ lea(rscratch1, ExternalAddress((address) JvmtiExport::get_field_access_count_addr()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2903
    __ ldrw(r2, Address(rscratch1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2904
    __ cbzw(r2, L1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2905
    // access constant pool cache entry
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2906
    __ get_cache_entry_pointer_at_bcp(c_rarg2, rscratch2, 1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2907
    __ verify_oop(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2908
    __ push_ptr(r0);  // save object pointer before call_VM() clobbers it
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2909
    __ mov(c_rarg1, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2910
    // c_rarg1: object pointer copied above
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2911
    // c_rarg2: cache entry pointer
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2912
    __ call_VM(noreg,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2913
               CAST_FROM_FN_PTR(address,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2914
                                InterpreterRuntime::post_field_access),
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2915
               c_rarg1, c_rarg2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2916
    __ pop_ptr(r0); // restore object pointer
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2917
    __ bind(L1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2918
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2919
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2920
  // access constant pool cache
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2921
  __ get_cache_and_index_at_bcp(r2, r1, 1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2922
  __ ldr(r1, Address(r2, in_bytes(ConstantPoolCache::base_offset() +
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2923
                                  ConstantPoolCacheEntry::f2_offset())));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2924
  __ ldrw(r3, Address(r2, in_bytes(ConstantPoolCache::base_offset() +
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2925
                                   ConstantPoolCacheEntry::flags_offset())));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2926
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2927
  // r0: object
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2928
  __ verify_oop(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2929
  __ null_check(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2930
  const Address field(r0, r1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2931
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2932
  // access field
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2933
  switch (bytecode()) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2934
  case Bytecodes::_fast_agetfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2935
    __ load_heap_oop(r0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2936
    __ verify_oop(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2937
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2938
  case Bytecodes::_fast_lgetfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2939
    __ ldr(r0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2940
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2941
  case Bytecodes::_fast_igetfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2942
    __ ldrw(r0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2943
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2944
  case Bytecodes::_fast_bgetfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2945
    __ load_signed_byte(r0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2946
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2947
  case Bytecodes::_fast_sgetfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2948
    __ load_signed_short(r0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2949
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2950
  case Bytecodes::_fast_cgetfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2951
    __ load_unsigned_short(r0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2952
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2953
  case Bytecodes::_fast_fgetfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2954
    __ ldrs(v0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2955
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2956
  case Bytecodes::_fast_dgetfield:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2957
    __ ldrd(v0, field);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2958
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2959
  default:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2960
    ShouldNotReachHere();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2961
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2962
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2963
    Label notVolatile;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2964
    __ tbz(r3, ConstantPoolCacheEntry::is_volatile_shift, notVolatile);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2965
    __ membar(MacroAssembler::LoadLoad | MacroAssembler::LoadStore);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2966
    __ bind(notVolatile);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2967
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2968
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2969
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2970
void TemplateTable::fast_xaccess(TosState state)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2971
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2972
  transition(vtos, state);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2973
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2974
  // get receiver
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2975
  __ ldr(r0, aaddress(0));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2976
  // access constant pool cache
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2977
  __ get_cache_and_index_at_bcp(r2, r3, 2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2978
  __ ldr(r1, Address(r2, in_bytes(ConstantPoolCache::base_offset() +
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2979
                                  ConstantPoolCacheEntry::f2_offset())));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2980
  // make sure exception is reported in correct bcp range (getfield is
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2981
  // next instruction)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2982
  __ increment(rbcp);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2983
  __ null_check(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2984
  switch (state) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2985
  case itos:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2986
    __ ldr(r0, Address(r0, r1, Address::lsl(0)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2987
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2988
  case atos:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2989
    __ load_heap_oop(r0, Address(r0, r1, Address::lsl(0)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2990
    __ verify_oop(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2991
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2992
  case ftos:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2993
    __ ldrs(v0, Address(r0, r1, Address::lsl(0)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2994
    break;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2995
  default:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2996
    ShouldNotReachHere();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2997
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2998
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  2999
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3000
    Label notVolatile;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3001
    __ ldrw(r3, Address(r2, in_bytes(ConstantPoolCache::base_offset() +
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3002
                                     ConstantPoolCacheEntry::flags_offset())));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3003
    __ tbz(r3, ConstantPoolCacheEntry::is_volatile_shift, notVolatile);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3004
    __ membar(MacroAssembler::LoadLoad);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3005
    __ bind(notVolatile);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3006
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3007
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3008
  __ decrement(rbcp);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3009
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3010
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3011
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3012
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3013
//-----------------------------------------------------------------------------
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3014
// Calls
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3015
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3016
void TemplateTable::count_calls(Register method, Register temp)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3017
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3018
  __ call_Unimplemented();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3019
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3020
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3021
void TemplateTable::prepare_invoke(int byte_no,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3022
                                   Register method, // linked method (or i-klass)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3023
                                   Register index,  // itable index, MethodType, etc.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3024
                                   Register recv,   // if caller wants to see it
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3025
                                   Register flags   // if caller wants to test it
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3026
                                   ) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3027
  // determine flags
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3028
  Bytecodes::Code code = bytecode();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3029
  const bool is_invokeinterface  = code == Bytecodes::_invokeinterface;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3030
  const bool is_invokedynamic    = code == Bytecodes::_invokedynamic;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3031
  const bool is_invokehandle     = code == Bytecodes::_invokehandle;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3032
  const bool is_invokevirtual    = code == Bytecodes::_invokevirtual;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3033
  const bool is_invokespecial    = code == Bytecodes::_invokespecial;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3034
  const bool load_receiver       = (recv  != noreg);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3035
  const bool save_flags          = (flags != noreg);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3036
  assert(load_receiver == (code != Bytecodes::_invokestatic && code != Bytecodes::_invokedynamic), "");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3037
  assert(save_flags    == (is_invokeinterface || is_invokevirtual), "need flags for vfinal");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3038
  assert(flags == noreg || flags == r3, "");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3039
  assert(recv  == noreg || recv  == r2, "");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3040
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3041
  // setup registers & access constant pool cache
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3042
  if (recv  == noreg)  recv  = r2;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3043
  if (flags == noreg)  flags = r3;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3044
  assert_different_registers(method, index, recv, flags);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3045
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3046
  // save 'interpreter return address'
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3047
  __ save_bcp();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3048
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3049
  load_invoke_cp_cache_entry(byte_no, method, index, flags, is_invokevirtual, false, is_invokedynamic);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3050
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3051
  // maybe push appendix to arguments (just before return address)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3052
  if (is_invokedynamic || is_invokehandle) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3053
    Label L_no_push;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3054
    __ tbz(flags, ConstantPoolCacheEntry::has_appendix_shift, L_no_push);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3055
    // Push the appendix as a trailing parameter.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3056
    // This must be done before we get the receiver,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3057
    // since the parameter_size includes it.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3058
    __ push(r19);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3059
    __ mov(r19, index);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3060
    assert(ConstantPoolCacheEntry::_indy_resolved_references_appendix_offset == 0, "appendix expected at index+0");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3061
    __ load_resolved_reference_at_index(index, r19);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3062
    __ pop(r19);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3063
    __ push(index);  // push appendix (MethodType, CallSite, etc.)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3064
    __ bind(L_no_push);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3065
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3066
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3067
  // load receiver if needed (note: no return address pushed yet)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3068
  if (load_receiver) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3069
    __ andw(recv, flags, ConstantPoolCacheEntry::parameter_size_mask);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3070
    // FIXME -- is this actually correct? looks like it should be 2
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3071
    // const int no_return_pc_pushed_yet = -1;  // argument slot correction before we push return address
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3072
    // const int receiver_is_at_end      = -1;  // back off one slot to get receiver
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3073
    // Address recv_addr = __ argument_address(recv, no_return_pc_pushed_yet + receiver_is_at_end);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3074
    // __ movptr(recv, recv_addr);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3075
    __ add(rscratch1, esp, recv, ext::uxtx, 3); // FIXME: uxtb here?
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3076
    __ ldr(recv, Address(rscratch1, -Interpreter::expr_offset_in_bytes(1)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3077
    __ verify_oop(recv);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3078
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3079
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3080
  // compute return type
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3081
  // x86 uses a shift and mask or wings it with a shift plus assert
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3082
  // the mask is not needed. aarch64 just uses bitfield extract
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3083
  __ ubfxw(rscratch2, flags, ConstantPoolCacheEntry::tos_state_shift,  ConstantPoolCacheEntry::tos_state_bits);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3084
  // load return address
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3085
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3086
    const address table_addr = (address) Interpreter::invoke_return_entry_table_for(code);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3087
    __ mov(rscratch1, table_addr);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3088
    __ ldr(lr, Address(rscratch1, rscratch2, Address::lsl(3)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3089
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3090
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3091
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3092
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3093
void TemplateTable::invokevirtual_helper(Register index,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3094
                                         Register recv,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3095
                                         Register flags)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3096
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3097
  // Uses temporary registers r0, r3
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3098
  assert_different_registers(index, recv, r0, r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3099
  // Test for an invoke of a final method
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3100
  Label notFinal;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3101
  __ tbz(flags, ConstantPoolCacheEntry::is_vfinal_shift, notFinal);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3102
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3103
  const Register method = index;  // method must be rmethod
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3104
  assert(method == rmethod,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3105
         "methodOop must be rmethod for interpreter calling convention");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3106
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3107
  // do the call - the index is actually the method to call
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3108
  // that is, f2 is a vtable index if !is_vfinal, else f2 is a Method*
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3109
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3110
  // It's final, need a null check here!
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3111
  __ null_check(recv);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3112
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3113
  // profile this call
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3114
  __ profile_final_call(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3115
  __ profile_arguments_type(r0, method, r4, true);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3116
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3117
  __ jump_from_interpreted(method, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3118
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3119
  __ bind(notFinal);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3120
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3121
  // get receiver klass
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3122
  __ null_check(recv, oopDesc::klass_offset_in_bytes());
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3123
  __ load_klass(r0, recv);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3124
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3125
  // profile this call
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3126
  __ profile_virtual_call(r0, rlocals, r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3127
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3128
  // get target methodOop & entry point
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3129
  __ lookup_virtual_method(r0, index, method);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3130
  __ profile_arguments_type(r3, method, r4, true);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3131
  // FIXME -- this looks completely redundant. is it?
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3132
  // __ ldr(r3, Address(method, Method::interpreter_entry_offset()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3133
  __ jump_from_interpreted(method, r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3134
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3135
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3136
void TemplateTable::invokevirtual(int byte_no)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3137
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3138
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3139
  assert(byte_no == f2_byte, "use this argument");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3140
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3141
  prepare_invoke(byte_no, rmethod, noreg, r2, r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3142
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3143
  // rmethod: index (actually a Method*)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3144
  // r2: receiver
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3145
  // r3: flags
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3146
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3147
  invokevirtual_helper(rmethod, r2, r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3148
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3149
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3150
void TemplateTable::invokespecial(int byte_no)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3151
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3152
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3153
  assert(byte_no == f1_byte, "use this argument");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3154
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3155
  prepare_invoke(byte_no, rmethod, noreg,  // get f1 Method*
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3156
                 r2);  // get receiver also for null check
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3157
  __ verify_oop(r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3158
  __ null_check(r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3159
  // do the call
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3160
  __ profile_call(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3161
  __ profile_arguments_type(r0, rmethod, rbcp, false);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3162
  __ jump_from_interpreted(rmethod, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3163
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3164
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3165
void TemplateTable::invokestatic(int byte_no)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3166
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3167
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3168
  assert(byte_no == f1_byte, "use this argument");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3169
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3170
  prepare_invoke(byte_no, rmethod);  // get f1 Method*
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3171
  // do the call
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3172
  __ profile_call(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3173
  __ profile_arguments_type(r0, rmethod, r4, false);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3174
  __ jump_from_interpreted(rmethod, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3175
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3176
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3177
void TemplateTable::fast_invokevfinal(int byte_no)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3178
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3179
  __ call_Unimplemented();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3180
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3181
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3182
void TemplateTable::invokeinterface(int byte_no) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3183
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3184
  assert(byte_no == f1_byte, "use this argument");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3185
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3186
  prepare_invoke(byte_no, r0, rmethod,  // get f1 Klass*, f2 itable index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3187
                 r2, r3); // recv, flags
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3188
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3189
  // r0: interface klass (from f1)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3190
  // rmethod: itable index (from f2)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3191
  // r2: receiver
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3192
  // r3: flags
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3193
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3194
  // Special case of invokeinterface called for virtual method of
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3195
  // java.lang.Object.  See cpCacheOop.cpp for details.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3196
  // This code isn't produced by javac, but could be produced by
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3197
  // another compliant java compiler.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3198
  Label notMethod;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3199
  __ tbz(r3, ConstantPoolCacheEntry::is_forced_virtual_shift, notMethod);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3200
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3201
  invokevirtual_helper(rmethod, r2, r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3202
  __ bind(notMethod);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3203
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3204
  // Get receiver klass into r3 - also a null check
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3205
  __ restore_locals();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3206
  __ null_check(r2, oopDesc::klass_offset_in_bytes());
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3207
  __ load_klass(r3, r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3208
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3209
  // profile this call
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3210
  __ profile_virtual_call(r3, r13, r19);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3211
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3212
  Label no_such_interface, no_such_method;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3213
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3214
  __ lookup_interface_method(// inputs: rec. class, interface, itable index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3215
                             r3, r0, rmethod,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3216
                             // outputs: method, scan temp. reg
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3217
                             rmethod, r13,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3218
                             no_such_interface);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3219
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3220
  // rmethod,: methodOop to call
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3221
  // r2: receiver
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3222
  // Check for abstract method error
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3223
  // Note: This should be done more efficiently via a throw_abstract_method_error
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3224
  //       interpreter entry point and a conditional jump to it in case of a null
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3225
  //       method.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3226
  __ cbz(rmethod, no_such_method);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3227
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3228
  __ profile_arguments_type(r3, rmethod, r13, true);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3229
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3230
  // do the call
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3231
  // r2: receiver
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3232
  // rmethod,: methodOop
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3233
  __ jump_from_interpreted(rmethod, r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3234
  __ should_not_reach_here();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3235
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3236
  // exception handling code follows...
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3237
  // note: must restore interpreter registers to canonical
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3238
  //       state for exception handling to work correctly!
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3239
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3240
  __ bind(no_such_method);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3241
  // throw exception
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3242
  __ restore_bcp();      // bcp must be correct for exception handler   (was destroyed)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3243
  __ restore_locals();   // make sure locals pointer is correct as well (was destroyed)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3244
  __ call_VM(noreg, CAST_FROM_FN_PTR(address, InterpreterRuntime::throw_AbstractMethodError));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3245
  // the call_VM checks for exception, so we should never return here.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3246
  __ should_not_reach_here();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3247
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3248
  __ bind(no_such_interface);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3249
  // throw exception
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3250
  __ restore_bcp();      // bcp must be correct for exception handler   (was destroyed)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3251
  __ restore_locals();   // make sure locals pointer is correct as well (was destroyed)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3252
  __ call_VM(noreg, CAST_FROM_FN_PTR(address,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3253
                   InterpreterRuntime::throw_IncompatibleClassChangeError));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3254
  // the call_VM checks for exception, so we should never return here.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3255
  __ should_not_reach_here();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3256
  return;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3257
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3258
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3259
void TemplateTable::invokehandle(int byte_no) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3260
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3261
  assert(byte_no == f1_byte, "use this argument");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3262
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3263
  prepare_invoke(byte_no, rmethod, r0, r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3264
  __ verify_method_ptr(r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3265
  __ verify_oop(r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3266
  __ null_check(r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3267
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3268
  // FIXME: profile the LambdaForm also
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3269
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3270
  // r13 is safe to use here as a scratch reg because it is about to
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3271
  // be clobbered by jump_from_interpreted().
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3272
  __ profile_final_call(r13);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3273
  __ profile_arguments_type(r13, rmethod, r4, true);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3274
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3275
  __ jump_from_interpreted(rmethod, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3276
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3277
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3278
void TemplateTable::invokedynamic(int byte_no) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3279
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3280
  assert(byte_no == f1_byte, "use this argument");
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3281
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3282
  prepare_invoke(byte_no, rmethod, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3283
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3284
  // r0: CallSite object (from cpool->resolved_references[])
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3285
  // rmethod: MH.linkToCallSite method (from f2)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3286
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3287
  // Note:  r0_callsite is already pushed by prepare_invoke
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3288
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3289
  // %%% should make a type profile for any invokedynamic that takes a ref argument
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3290
  // profile this call
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3291
  __ profile_call(rbcp);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3292
  __ profile_arguments_type(r3, rmethod, r13, false);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3293
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3294
  __ verify_oop(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3295
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3296
  __ jump_from_interpreted(rmethod, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3297
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3298
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3299
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3300
//-----------------------------------------------------------------------------
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3301
// Allocation
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3302
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3303
void TemplateTable::_new() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3304
  transition(vtos, atos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3305
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3306
  __ get_unsigned_2_byte_index_at_bcp(r3, 1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3307
  Label slow_case;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3308
  Label done;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3309
  Label initialize_header;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3310
  Label initialize_object; // including clearing the fields
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3311
  Label allocate_shared;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3312
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3313
  __ get_cpool_and_tags(r4, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3314
  // Make sure the class we're about to instantiate has been resolved.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3315
  // This is done before loading InstanceKlass to be consistent with the order
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3316
  // how Constant Pool is updated (see ConstantPool::klass_at_put)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3317
  const int tags_offset = Array<u1>::base_offset_in_bytes();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3318
  __ lea(rscratch1, Address(r0, r3, Address::lsl(0)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3319
  __ ldrb(rscratch1, Address(rscratch1, tags_offset));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3320
  __ cmp(rscratch1, JVM_CONSTANT_Class);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3321
  __ br(Assembler::NE, slow_case);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3322
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3323
  // get InstanceKlass
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3324
  __ lea(r4, Address(r4, r3, Address::lsl(3)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3325
  __ ldr(r4, Address(r4, sizeof(ConstantPool)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3326
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3327
  // make sure klass is initialized & doesn't have finalizer
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3328
  // make sure klass is fully initialized
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3329
  __ ldrb(rscratch1, Address(r4, InstanceKlass::init_state_offset()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3330
  __ cmp(rscratch1, InstanceKlass::fully_initialized);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3331
  __ br(Assembler::NE, slow_case);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3332
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3333
  // get instance_size in InstanceKlass (scaled to a count of bytes)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3334
  __ ldrw(r3,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3335
          Address(r4,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3336
                  Klass::layout_helper_offset()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3337
  // test to see if it has a finalizer or is malformed in some way
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3338
  __ tbnz(r3, exact_log2(Klass::_lh_instance_slow_path_bit), slow_case);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3339
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3340
  // Allocate the instance
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3341
  // 1) Try to allocate in the TLAB
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3342
  // 2) if fail and the object is large allocate in the shared Eden
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3343
  // 3) if the above fails (or is not applicable), go to a slow case
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3344
  // (creates a new TLAB, etc.)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3345
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3346
  const bool allow_shared_alloc =
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3347
    Universe::heap()->supports_inline_contig_alloc();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3348
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3349
  if (UseTLAB) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3350
    __ tlab_allocate(r0, r3, 0, noreg, r1,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3351
                     allow_shared_alloc ? allocate_shared : slow_case);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3352
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3353
    if (ZeroTLAB) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3354
      // the fields have been already cleared
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3355
      __ b(initialize_header);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3356
    } else {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3357
      // initialize both the header and fields
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3358
      __ b(initialize_object);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3359
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3360
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3361
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3362
  // Allocation in the shared Eden, if allowed.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3363
  //
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3364
  // r3: instance size in bytes
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3365
  if (allow_shared_alloc) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3366
    __ bind(allocate_shared);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3367
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3368
    __ eden_allocate(r0, r3, 0, r10, slow_case);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3369
    __ incr_allocated_bytes(rthread, r3, 0, rscratch1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3370
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3371
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3372
  if (UseTLAB || Universe::heap()->supports_inline_contig_alloc()) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3373
    // The object is initialized before the header.  If the object size is
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3374
    // zero, go directly to the header initialization.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3375
    __ bind(initialize_object);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3376
    __ sub(r3, r3, sizeof(oopDesc));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3377
    __ cbz(r3, initialize_header);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3378
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3379
    // Initialize object fields
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3380
    {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3381
      __ add(r2, r0, sizeof(oopDesc));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3382
      Label loop;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3383
      __ bind(loop);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3384
      __ str(zr, Address(__ post(r2, BytesPerLong)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3385
      __ sub(r3, r3, BytesPerLong);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3386
      __ cbnz(r3, loop);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3387
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3388
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3389
    // initialize object header only.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3390
    __ bind(initialize_header);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3391
    if (UseBiasedLocking) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3392
      __ ldr(rscratch1, Address(r4, Klass::prototype_header_offset()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3393
    } else {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3394
      __ mov(rscratch1, (intptr_t)markOopDesc::prototype());
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3395
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3396
    __ str(rscratch1, Address(r0, oopDesc::mark_offset_in_bytes()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3397
    __ store_klass_gap(r0, zr);  // zero klass gap for compressed oops
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3398
    __ store_klass(r0, r4);      // store klass last
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3399
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3400
    {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3401
      SkipIfEqual skip(_masm, &DTraceAllocProbes, false);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3402
      // Trigger dtrace event for fastpath
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3403
      __ push(atos); // save the return value
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3404
      __ call_VM_leaf(
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3405
           CAST_FROM_FN_PTR(address, SharedRuntime::dtrace_object_alloc), r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3406
      __ pop(atos); // restore the return value
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3407
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3408
    }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3409
    __ b(done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3410
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3411
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3412
  // slow case
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3413
  __ bind(slow_case);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3414
  __ get_constant_pool(c_rarg1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3415
  __ get_unsigned_2_byte_index_at_bcp(c_rarg2, 1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3416
  call_VM(r0, CAST_FROM_FN_PTR(address, InterpreterRuntime::_new), c_rarg1, c_rarg2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3417
  __ verify_oop(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3418
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3419
  // continue
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3420
  __ bind(done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3421
  // Must prevent reordering of stores for object initialization with stores that publish the new object.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3422
  __ membar(Assembler::StoreStore);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3423
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3424
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3425
void TemplateTable::newarray() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3426
  transition(itos, atos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3427
  __ load_unsigned_byte(c_rarg1, at_bcp(1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3428
  __ mov(c_rarg2, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3429
  call_VM(r0, CAST_FROM_FN_PTR(address, InterpreterRuntime::newarray),
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3430
          c_rarg1, c_rarg2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3431
  // Must prevent reordering of stores for object initialization with stores that publish the new object.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3432
  __ membar(Assembler::StoreStore);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3433
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3434
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3435
void TemplateTable::anewarray() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3436
  transition(itos, atos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3437
  __ get_unsigned_2_byte_index_at_bcp(c_rarg2, 1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3438
  __ get_constant_pool(c_rarg1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3439
  __ mov(c_rarg3, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3440
  call_VM(r0, CAST_FROM_FN_PTR(address, InterpreterRuntime::anewarray),
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3441
          c_rarg1, c_rarg2, c_rarg3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3442
  // Must prevent reordering of stores for object initialization with stores that publish the new object.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3443
  __ membar(Assembler::StoreStore);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3444
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3445
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3446
void TemplateTable::arraylength() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3447
  transition(atos, itos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3448
  __ null_check(r0, arrayOopDesc::length_offset_in_bytes());
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3449
  __ ldrw(r0, Address(r0, arrayOopDesc::length_offset_in_bytes()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3450
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3451
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3452
void TemplateTable::checkcast()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3453
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3454
  transition(atos, atos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3455
  Label done, is_null, ok_is_subtype, quicked, resolved;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3456
  __ cbz(r0, is_null);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3457
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3458
  // Get cpool & tags index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3459
  __ get_cpool_and_tags(r2, r3); // r2=cpool, r3=tags array
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3460
  __ get_unsigned_2_byte_index_at_bcp(r19, 1); // r19=index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3461
  // See if bytecode has already been quicked
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3462
  __ add(rscratch1, r3, Array<u1>::base_offset_in_bytes());
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3463
  __ ldrb(r1, Address(rscratch1, r19));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3464
  __ cmp(r1, JVM_CONSTANT_Class);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3465
  __ br(Assembler::EQ, quicked);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3466
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3467
  __ push(atos); // save receiver for result, and for GC
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3468
  call_VM(r0, CAST_FROM_FN_PTR(address, InterpreterRuntime::quicken_io_cc));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3469
  // vm_result_2 has metadata result
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3470
  __ get_vm_result_2(r0, rthread);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3471
  __ pop(r3); // restore receiver
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3472
  __ b(resolved);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3473
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3474
  // Get superklass in r0 and subklass in r3
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3475
  __ bind(quicked);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3476
  __ mov(r3, r0); // Save object in r3; r0 needed for subtype check
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3477
  __ lea(r0, Address(r2, r19, Address::lsl(3)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3478
  __ ldr(r0, Address(r0, sizeof(ConstantPool)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3479
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3480
  __ bind(resolved);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3481
  __ load_klass(r19, r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3482
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3483
  // Generate subtype check.  Blows r2, r5.  Object in r3.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3484
  // Superklass in r0.  Subklass in r19.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3485
  __ gen_subtype_check(r19, ok_is_subtype);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3486
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3487
  // Come here on failure
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3488
  __ push(r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3489
  // object is at TOS
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3490
  __ b(Interpreter::_throw_ClassCastException_entry);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3491
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3492
  // Come here on success
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3493
  __ bind(ok_is_subtype);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3494
  __ mov(r0, r3); // Restore object in r3
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3495
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3496
  // Collect counts on whether this test sees NULLs a lot or not.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3497
  if (ProfileInterpreter) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3498
    __ b(done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3499
    __ bind(is_null);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3500
    __ profile_null_seen(r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3501
  } else {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3502
    __ bind(is_null);   // same as 'done'
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3503
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3504
  __ bind(done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3505
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3506
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3507
void TemplateTable::instanceof() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3508
  transition(atos, itos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3509
  Label done, is_null, ok_is_subtype, quicked, resolved;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3510
  __ cbz(r0, is_null);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3511
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3512
  // Get cpool & tags index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3513
  __ get_cpool_and_tags(r2, r3); // r2=cpool, r3=tags array
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3514
  __ get_unsigned_2_byte_index_at_bcp(r19, 1); // r19=index
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3515
  // See if bytecode has already been quicked
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3516
  __ add(rscratch1, r3, Array<u1>::base_offset_in_bytes());
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3517
  __ ldrb(r1, Address(rscratch1, r19));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3518
  __ cmp(r1, JVM_CONSTANT_Class);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3519
  __ br(Assembler::EQ, quicked);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3520
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3521
  __ push(atos); // save receiver for result, and for GC
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3522
  call_VM(r0, CAST_FROM_FN_PTR(address, InterpreterRuntime::quicken_io_cc));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3523
  // vm_result_2 has metadata result
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3524
  __ get_vm_result_2(r0, rthread);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3525
  __ pop(r3); // restore receiver
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3526
  __ verify_oop(r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3527
  __ load_klass(r3, r3);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3528
  __ b(resolved);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3529
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3530
  // Get superklass in r0 and subklass in r3
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3531
  __ bind(quicked);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3532
  __ load_klass(r3, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3533
  __ lea(r0, Address(r2, r19, Address::lsl(3)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3534
  __ ldr(r0, Address(r0, sizeof(ConstantPool)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3535
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3536
  __ bind(resolved);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3537
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3538
  // Generate subtype check.  Blows r2, r5
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3539
  // Superklass in r0.  Subklass in r3.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3540
  __ gen_subtype_check(r3, ok_is_subtype);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3541
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3542
  // Come here on failure
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3543
  __ mov(r0, 0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3544
  __ b(done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3545
  // Come here on success
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3546
  __ bind(ok_is_subtype);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3547
  __ mov(r0, 1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3548
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3549
  // Collect counts on whether this test sees NULLs a lot or not.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3550
  if (ProfileInterpreter) {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3551
    __ b(done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3552
    __ bind(is_null);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3553
    __ profile_null_seen(r2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3554
  } else {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3555
    __ bind(is_null);   // same as 'done'
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3556
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3557
  __ bind(done);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3558
  // r0 = 0: obj == NULL or  obj is not an instanceof the specified klass
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3559
  // r0 = 1: obj != NULL and obj is     an instanceof the specified klass
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3560
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3561
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3562
//-----------------------------------------------------------------------------
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3563
// Breakpoints
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3564
void TemplateTable::_breakpoint() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3565
  // Note: We get here even if we are single stepping..
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3566
  // jbug inists on setting breakpoints at every bytecode
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3567
  // even if we are in single step mode.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3568
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3569
  transition(vtos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3570
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3571
  // get the unpatched byte code
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3572
  __ get_method(c_rarg1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3573
  __ call_VM(noreg,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3574
             CAST_FROM_FN_PTR(address,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3575
                              InterpreterRuntime::get_original_bytecode_at),
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3576
             c_rarg1, rbcp);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3577
  __ mov(r19, r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3578
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3579
  // post the breakpoint event
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3580
  __ call_VM(noreg,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3581
             CAST_FROM_FN_PTR(address, InterpreterRuntime::_breakpoint),
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3582
             rmethod, rbcp);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3583
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3584
  // complete the execution of original bytecode
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3585
  __ mov(rscratch1, r19);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3586
  __ dispatch_only_normal(vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3587
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3588
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3589
//-----------------------------------------------------------------------------
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3590
// Exceptions
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3591
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3592
void TemplateTable::athrow() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3593
  transition(atos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3594
  __ null_check(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3595
  __ b(Interpreter::throw_exception_entry());
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3596
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3597
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3598
//-----------------------------------------------------------------------------
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3599
// Synchronization
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3600
//
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3601
// Note: monitorenter & exit are symmetric routines; which is reflected
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3602
//       in the assembly code structure as well
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3603
//
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3604
// Stack layout:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3605
//
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3606
// [expressions  ] <--- esp               = expression stack top
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3607
// ..
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3608
// [expressions  ]
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3609
// [monitor entry] <--- monitor block top = expression stack bot
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3610
// ..
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3611
// [monitor entry]
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3612
// [frame data   ] <--- monitor block bot
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3613
// ...
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3614
// [saved rbp    ] <--- rbp
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3615
void TemplateTable::monitorenter()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3616
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3617
  transition(atos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3618
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3619
  // check for NULL object
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3620
  __ null_check(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3621
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3622
  const Address monitor_block_top(
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3623
        rfp, frame::interpreter_frame_monitor_block_top_offset * wordSize);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3624
  const Address monitor_block_bot(
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3625
        rfp, frame::interpreter_frame_initial_sp_offset * wordSize);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3626
  const int entry_size = frame::interpreter_frame_monitor_size() * wordSize;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3627
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3628
  Label allocated;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3629
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3630
  // initialize entry pointer
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3631
  __ mov(c_rarg1, zr); // points to free slot or NULL
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3632
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3633
  // find a free slot in the monitor block (result in c_rarg1)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3634
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3635
    Label entry, loop, exit;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3636
    __ ldr(c_rarg3, monitor_block_top); // points to current entry,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3637
                                        // starting with top-most entry
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3638
    __ lea(c_rarg2, monitor_block_bot); // points to word before bottom
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3639
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3640
    __ b(entry);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3641
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3642
    __ bind(loop);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3643
    // check if current entry is used
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3644
    // if not used then remember entry in c_rarg1
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3645
    __ ldr(rscratch1, Address(c_rarg3, BasicObjectLock::obj_offset_in_bytes()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3646
    __ cmp(zr, rscratch1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3647
    __ csel(c_rarg1, c_rarg3, c_rarg1, Assembler::EQ);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3648
    // check if current entry is for same object
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3649
    __ cmp(r0, rscratch1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3650
    // if same object then stop searching
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3651
    __ br(Assembler::EQ, exit);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3652
    // otherwise advance to next entry
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3653
    __ add(c_rarg3, c_rarg3, entry_size);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3654
    __ bind(entry);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3655
    // check if bottom reached
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3656
    __ cmp(c_rarg3, c_rarg2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3657
    // if not at bottom then check this entry
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3658
    __ br(Assembler::NE, loop);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3659
    __ bind(exit);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3660
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3661
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3662
  __ cbnz(c_rarg1, allocated); // check if a slot has been found and
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3663
                            // if found, continue with that on
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3664
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3665
  // allocate one if there's no free slot
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3666
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3667
    Label entry, loop, no_adjust;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3668
    // 1. compute new pointers            // rsp: old expression stack top
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3669
    __ ldr(c_rarg1, monitor_block_bot);   // c_rarg1: old expression stack bottom
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3670
    __ sub(esp, esp, entry_size);           // move expression stack top
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3671
    __ sub(c_rarg1, c_rarg1, entry_size); // move expression stack bottom
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3672
    __ mov(c_rarg3, esp);                 // set start value for copy loop
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3673
    __ str(c_rarg1, monitor_block_bot);   // set new monitor block bottom
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3674
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3675
    __ cmp(sp, c_rarg3);                  // Check if we need to move sp
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3676
    __ br(Assembler::LO, no_adjust);      // to allow more stack space
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3677
                                          // for our new esp
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3678
    __ sub(sp, sp, 2 * wordSize);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3679
    __ bind(no_adjust);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3680
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3681
    __ b(entry);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3682
    // 2. move expression stack contents
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3683
    __ bind(loop);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3684
    __ ldr(c_rarg2, Address(c_rarg3, entry_size)); // load expression stack
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3685
                                                   // word from old location
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3686
    __ str(c_rarg2, Address(c_rarg3, 0));          // and store it at new location
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3687
    __ add(c_rarg3, c_rarg3, wordSize);            // advance to next word
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3688
    __ bind(entry);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3689
    __ cmp(c_rarg3, c_rarg1);        // check if bottom reached
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3690
    __ br(Assembler::NE, loop);      // if not at bottom then
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3691
                                     // copy next word
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3692
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3693
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3694
  // call run-time routine
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3695
  // c_rarg1: points to monitor entry
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3696
  __ bind(allocated);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3697
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3698
  // Increment bcp to point to the next bytecode, so exception
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3699
  // handling for async. exceptions work correctly.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3700
  // The object has already been poped from the stack, so the
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3701
  // expression stack looks correct.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3702
  __ increment(rbcp);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3703
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3704
  // store object
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3705
  __ str(r0, Address(c_rarg1, BasicObjectLock::obj_offset_in_bytes()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3706
  __ lock_object(c_rarg1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3707
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3708
  // check to make sure this monitor doesn't cause stack overflow after locking
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3709
  __ save_bcp();  // in case of exception
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3710
  __ generate_stack_overflow_check(0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3711
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3712
  // The bcp has already been incremented. Just need to dispatch to
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3713
  // next instruction.
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3714
  __ dispatch_next(vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3715
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3716
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3717
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3718
void TemplateTable::monitorexit()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3719
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3720
  transition(atos, vtos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3721
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3722
  // check for NULL object
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3723
  __ null_check(r0);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3724
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3725
  const Address monitor_block_top(
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3726
        rfp, frame::interpreter_frame_monitor_block_top_offset * wordSize);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3727
  const Address monitor_block_bot(
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3728
        rfp, frame::interpreter_frame_initial_sp_offset * wordSize);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3729
  const int entry_size = frame::interpreter_frame_monitor_size() * wordSize;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3730
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3731
  Label found;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3732
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3733
  // find matching slot
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3734
  {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3735
    Label entry, loop;
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3736
    __ ldr(c_rarg1, monitor_block_top); // points to current entry,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3737
                                        // starting with top-most entry
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3738
    __ lea(c_rarg2, monitor_block_bot); // points to word before bottom
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3739
                                        // of monitor block
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3740
    __ b(entry);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3741
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3742
    __ bind(loop);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3743
    // check if current entry is for same object
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3744
    __ ldr(rscratch1, Address(c_rarg1, BasicObjectLock::obj_offset_in_bytes()));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3745
    __ cmp(r0, rscratch1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3746
    // if same object then stop searching
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3747
    __ br(Assembler::EQ, found);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3748
    // otherwise advance to next entry
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3749
    __ add(c_rarg1, c_rarg1, entry_size);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3750
    __ bind(entry);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3751
    // check if bottom reached
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3752
    __ cmp(c_rarg1, c_rarg2);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3753
    // if not at bottom then check this entry
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3754
    __ br(Assembler::NE, loop);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3755
  }
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3756
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3757
  // error handling. Unlocking was not block-structured
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3758
  __ call_VM(noreg, CAST_FROM_FN_PTR(address,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3759
                   InterpreterRuntime::throw_illegal_monitor_state_exception));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3760
  __ should_not_reach_here();
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3761
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3762
  // call run-time routine
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3763
  __ bind(found);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3764
  __ push_ptr(r0); // make sure object is on stack (contract with oopMaps)
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3765
  __ unlock_object(c_rarg1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3766
  __ pop_ptr(r0); // discard object
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3767
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3768
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3769
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3770
// Wide instructions
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3771
void TemplateTable::wide()
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3772
{
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3773
  __ load_unsigned_byte(r19, at_bcp(1));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3774
  __ mov(rscratch1, (address)Interpreter::_wentry_point);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3775
  __ ldr(rscratch1, Address(rscratch1, r19, Address::uxtw(3)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3776
  __ br(rscratch1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3777
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3778
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3779
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3780
// Multi arrays
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3781
void TemplateTable::multianewarray() {
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3782
  transition(vtos, atos);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3783
  __ load_unsigned_byte(r0, at_bcp(3)); // get number of dimensions
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3784
  // last dim is on top of stack; we want address of first one:
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3785
  // first_addr = last_addr + (ndims - 1) * wordSize
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3786
  __ lea(c_rarg1, Address(esp, r0, Address::uxtw(3)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3787
  __ sub(c_rarg1, c_rarg1, wordSize);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3788
  call_VM(r0,
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3789
          CAST_FROM_FN_PTR(address, InterpreterRuntime::multianewarray),
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3790
          c_rarg1);
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3791
  __ load_unsigned_byte(r1, at_bcp(3));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3792
  __ lea(esp, Address(esp, r1, Address::uxtw(3)));
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3793
}
0cc8699f7372 8068054: AARCH64: Assembler interpreter, shared runtime
aph
parents:
diff changeset
  3794
#endif // !CC_INTERP