hotspot/src/share/vm/interpreter/bytecodes.cpp
author jcoomes
Thu, 22 Apr 2010 13:23:15 -0700
changeset 5403 6b0dd9c75dde
parent 4564 55dfb20908d0
child 5688 9052dc91ea67
child 5440 84ace44cf876
permissions -rw-r--r--
6888954: argument formatting for assert() and friends Reviewed-by: kvn, twisti, apetrusenko, never, dcubed
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/*
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 * Copyright 1997-2009 Sun Microsystems, 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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 * CA 95054 USA or visit www.sun.com if you need additional information or
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 * have any questions.
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 *
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 */
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#include "incls/_precompiled.incl"
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#include "incls/_bytecodes.cpp.incl"
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// Windows AMD64 Compiler Hangs compiling this file
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// unless optimization is off
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#ifdef _M_AMD64
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#pragma optimize ("", off)
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#endif
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bool            Bytecodes::_is_initialized = false;
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const char*     Bytecodes::_name          [Bytecodes::number_of_codes];
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const char*     Bytecodes::_format        [Bytecodes::number_of_codes];
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const char*     Bytecodes::_wide_format   [Bytecodes::number_of_codes];
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BasicType       Bytecodes::_result_type   [Bytecodes::number_of_codes];
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s_char          Bytecodes::_depth         [Bytecodes::number_of_codes];
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u_char          Bytecodes::_length        [Bytecodes::number_of_codes];
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bool            Bytecodes::_can_trap      [Bytecodes::number_of_codes];
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Bytecodes::Code Bytecodes::_java_code     [Bytecodes::number_of_codes];
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bool            Bytecodes::_can_rewrite   [Bytecodes::number_of_codes];
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Bytecodes::Code Bytecodes::code_at(methodOop method, int bci) {
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  return code_at(method->bcp_from(bci), method);
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}
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Bytecodes::Code Bytecodes::non_breakpoint_code_at(address bcp, methodOop method) {
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  if (method == NULL)  method = methodOopDesc::method_from_bcp(bcp);
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  return method->orig_bytecode_at(method->bci_from(bcp));
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}
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int Bytecodes::special_length_at(address bcp, address end) {
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  Code code = code_at(bcp);
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  switch (code) {
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  case _wide:
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    if (end != NULL && bcp + 1 >= end) {
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      return -1; // don't read past end of code buffer
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    }
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    return wide_length_for(cast(*(bcp + 1)));
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  case _tableswitch:
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    { address aligned_bcp = (address)round_to((intptr_t)bcp + 1, jintSize);
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      if (end != NULL && aligned_bcp + 3*jintSize >= end) {
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        return -1; // don't read past end of code buffer
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      }
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      jlong lo = (jint)Bytes::get_Java_u4(aligned_bcp + 1*jintSize);
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      jlong hi = (jint)Bytes::get_Java_u4(aligned_bcp + 2*jintSize);
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      jlong len = (aligned_bcp - bcp) + (3 + hi - lo + 1)*jintSize;
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      // only return len if it can be represented as a positive int;
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      // return -1 otherwise
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      return (len > 0 && len == (int)len) ? len : -1;
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    }
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  case _lookupswitch:      // fall through
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  case _fast_binaryswitch: // fall through
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  case _fast_linearswitch:
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    { address aligned_bcp = (address)round_to((intptr_t)bcp + 1, jintSize);
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      if (end != NULL && aligned_bcp + 2*jintSize >= end) {
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        return -1; // don't read past end of code buffer
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      }
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      jlong npairs = (jint)Bytes::get_Java_u4(aligned_bcp + jintSize);
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      jlong len = (aligned_bcp - bcp) + (2 + 2*npairs)*jintSize;
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      // only return len if it can be represented as a positive int;
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      // return -1 otherwise
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      return (len > 0 && len == (int)len) ? len : -1;
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    }
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  }
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  return 0;
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}
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// At a breakpoint instruction, this returns the breakpoint's length,
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// otherwise, it's the same as special_length_at().  This is used by
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// the RawByteCodeStream, which wants to see the actual bytecode
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// values (including breakpoint).  RawByteCodeStream is used by the
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// verifier when reading in bytecode to verify.  Other mechanisms that
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// run at runtime (such as generateOopMaps) need to iterate over the code
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// and don't expect to see breakpoints: they want to see the instruction
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// which was replaced so that they can get the correct length and find
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// the next bytecode.
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//
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// 'end' indicates the end of the code buffer, which we should not try to read
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// past.
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int Bytecodes::raw_special_length_at(address bcp, address end) {
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  Code code = code_or_bp_at(bcp);
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  if (code == _breakpoint) {
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    return 1;
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  } else {
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    return special_length_at(bcp, end);
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  }
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}
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void Bytecodes::def(Code code, const char* name, const char* format, const char* wide_format, BasicType result_type, int depth, bool can_trap) {
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  def(code, name, format, wide_format, result_type, depth, can_trap, code);
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}
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void Bytecodes::def(Code code, const char* name, const char* format, const char* wide_format, BasicType result_type, int depth, bool can_trap, Code java_code) {
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  assert(wide_format == NULL || format != NULL, "short form must exist if there's a wide form");
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  _name          [code] = name;
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  _format        [code] = format;
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  _wide_format   [code] = wide_format;
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  _result_type   [code] = result_type;
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  _depth         [code] = depth;
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  _can_trap      [code] = can_trap;
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  _length        [code] = format != NULL ? (u_char)strlen(format) : 0;
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  _java_code     [code] = java_code;
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  if (java_code != code)  _can_rewrite[java_code] = true;
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}
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// Format strings interpretation:
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//
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// b: bytecode
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// c: signed constant, Java byte-ordering
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// i: unsigned index , Java byte-ordering
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// j: unsigned index , native byte-ordering
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// o: branch offset  , Java byte-ordering
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// _: unused/ignored
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// w: wide bytecode
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//
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// Note: Right now the format strings are used for 2 purposes:
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//       1. to specify the length of the bytecode
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//          (= number of characters in format string)
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//       2. to specify the bytecode attributes
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//
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//       The bytecode attributes are currently used only for bytecode tracing
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//       (see BytecodeTracer); thus if more specific format information is
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//       used, one would also have to adjust the bytecode tracer.
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//
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// Note: For bytecodes with variable length, the format string is the empty string.
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void Bytecodes::initialize() {
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  if (_is_initialized) return;
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  assert(number_of_codes <= 256, "too many bytecodes");
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  // initialize bytecode tables - didn't use static array initializers
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  // (such as {}) so we can do additional consistency checks and init-
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  // code is independent of actual bytecode numbering.
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  //
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  // Note 1: NULL for the format string means the bytecode doesn't exist
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  //         in that form.
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  //
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  // Note 2: The result type is T_ILLEGAL for bytecodes where the top of stack
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  //         type after execution is not only determined by the bytecode itself.
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  //  Java bytecodes
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  //  bytecode               bytecode name           format   wide f.   result tp  stk traps
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  def(_nop                 , "nop"                 , "b"    , NULL    , T_VOID   ,  0, false);
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  def(_aconst_null         , "aconst_null"         , "b"    , NULL    , T_OBJECT ,  1, false);
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  def(_iconst_m1           , "iconst_m1"           , "b"    , NULL    , T_INT    ,  1, false);
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  def(_iconst_0            , "iconst_0"            , "b"    , NULL    , T_INT    ,  1, false);
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  def(_iconst_1            , "iconst_1"            , "b"    , NULL    , T_INT    ,  1, false);
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  def(_iconst_2            , "iconst_2"            , "b"    , NULL    , T_INT    ,  1, false);
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   180
  def(_iconst_3            , "iconst_3"            , "b"    , NULL    , T_INT    ,  1, false);
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   181
  def(_iconst_4            , "iconst_4"            , "b"    , NULL    , T_INT    ,  1, false);
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   182
  def(_iconst_5            , "iconst_5"            , "b"    , NULL    , T_INT    ,  1, false);
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   183
  def(_lconst_0            , "lconst_0"            , "b"    , NULL    , T_LONG   ,  2, false);
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   184
  def(_lconst_1            , "lconst_1"            , "b"    , NULL    , T_LONG   ,  2, false);
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   185
  def(_fconst_0            , "fconst_0"            , "b"    , NULL    , T_FLOAT  ,  1, false);
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   186
  def(_fconst_1            , "fconst_1"            , "b"    , NULL    , T_FLOAT  ,  1, false);
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   187
  def(_fconst_2            , "fconst_2"            , "b"    , NULL    , T_FLOAT  ,  1, false);
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   188
  def(_dconst_0            , "dconst_0"            , "b"    , NULL    , T_DOUBLE ,  2, false);
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   189
  def(_dconst_1            , "dconst_1"            , "b"    , NULL    , T_DOUBLE ,  2, false);
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   190
  def(_bipush              , "bipush"              , "bc"   , NULL    , T_INT    ,  1, false);
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   191
  def(_sipush              , "sipush"              , "bcc"  , NULL    , T_INT    ,  1, false);
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   192
  def(_ldc                 , "ldc"                 , "bi"   , NULL    , T_ILLEGAL,  1, true );
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   193
  def(_ldc_w               , "ldc_w"               , "bii"  , NULL    , T_ILLEGAL,  1, true );
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   194
  def(_ldc2_w              , "ldc2_w"              , "bii"  , NULL    , T_ILLEGAL,  2, true );
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   195
  def(_iload               , "iload"               , "bi"   , "wbii"  , T_INT    ,  1, false);
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   196
  def(_lload               , "lload"               , "bi"   , "wbii"  , T_LONG   ,  2, false);
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   197
  def(_fload               , "fload"               , "bi"   , "wbii"  , T_FLOAT  ,  1, false);
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   198
  def(_dload               , "dload"               , "bi"   , "wbii"  , T_DOUBLE ,  2, false);
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   199
  def(_aload               , "aload"               , "bi"   , "wbii"  , T_OBJECT ,  1, false);
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   200
  def(_iload_0             , "iload_0"             , "b"    , NULL    , T_INT    ,  1, false);
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   201
  def(_iload_1             , "iload_1"             , "b"    , NULL    , T_INT    ,  1, false);
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   202
  def(_iload_2             , "iload_2"             , "b"    , NULL    , T_INT    ,  1, false);
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   203
  def(_iload_3             , "iload_3"             , "b"    , NULL    , T_INT    ,  1, false);
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   204
  def(_lload_0             , "lload_0"             , "b"    , NULL    , T_LONG   ,  2, false);
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   205
  def(_lload_1             , "lload_1"             , "b"    , NULL    , T_LONG   ,  2, false);
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   206
  def(_lload_2             , "lload_2"             , "b"    , NULL    , T_LONG   ,  2, false);
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   207
  def(_lload_3             , "lload_3"             , "b"    , NULL    , T_LONG   ,  2, false);
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   208
  def(_fload_0             , "fload_0"             , "b"    , NULL    , T_FLOAT  ,  1, false);
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   209
  def(_fload_1             , "fload_1"             , "b"    , NULL    , T_FLOAT  ,  1, false);
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   210
  def(_fload_2             , "fload_2"             , "b"    , NULL    , T_FLOAT  ,  1, false);
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   211
  def(_fload_3             , "fload_3"             , "b"    , NULL    , T_FLOAT  ,  1, false);
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   212
  def(_dload_0             , "dload_0"             , "b"    , NULL    , T_DOUBLE ,  2, false);
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   213
  def(_dload_1             , "dload_1"             , "b"    , NULL    , T_DOUBLE ,  2, false);
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   214
  def(_dload_2             , "dload_2"             , "b"    , NULL    , T_DOUBLE ,  2, false);
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   215
  def(_dload_3             , "dload_3"             , "b"    , NULL    , T_DOUBLE ,  2, false);
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   216
  def(_aload_0             , "aload_0"             , "b"    , NULL    , T_OBJECT ,  1, true ); // rewriting in interpreter
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   217
  def(_aload_1             , "aload_1"             , "b"    , NULL    , T_OBJECT ,  1, false);
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   218
  def(_aload_2             , "aload_2"             , "b"    , NULL    , T_OBJECT ,  1, false);
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   219
  def(_aload_3             , "aload_3"             , "b"    , NULL    , T_OBJECT ,  1, false);
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   220
  def(_iaload              , "iaload"              , "b"    , NULL    , T_INT    , -1, true );
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   221
  def(_laload              , "laload"              , "b"    , NULL    , T_LONG   ,  0, true );
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   222
  def(_faload              , "faload"              , "b"    , NULL    , T_FLOAT  , -1, true );
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   223
  def(_daload              , "daload"              , "b"    , NULL    , T_DOUBLE ,  0, true );
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   224
  def(_aaload              , "aaload"              , "b"    , NULL    , T_OBJECT , -1, true );
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   225
  def(_baload              , "baload"              , "b"    , NULL    , T_INT    , -1, true );
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   226
  def(_caload              , "caload"              , "b"    , NULL    , T_INT    , -1, true );
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   227
  def(_saload              , "saload"              , "b"    , NULL    , T_INT    , -1, true );
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   228
  def(_istore              , "istore"              , "bi"   , "wbii"  , T_VOID   , -1, false);
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   229
  def(_lstore              , "lstore"              , "bi"   , "wbii"  , T_VOID   , -2, false);
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   230
  def(_fstore              , "fstore"              , "bi"   , "wbii"  , T_VOID   , -1, false);
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   231
  def(_dstore              , "dstore"              , "bi"   , "wbii"  , T_VOID   , -2, false);
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   232
  def(_astore              , "astore"              , "bi"   , "wbii"  , T_VOID   , -1, false);
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   233
  def(_istore_0            , "istore_0"            , "b"    , NULL    , T_VOID   , -1, false);
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   234
  def(_istore_1            , "istore_1"            , "b"    , NULL    , T_VOID   , -1, false);
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   235
  def(_istore_2            , "istore_2"            , "b"    , NULL    , T_VOID   , -1, false);
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   236
  def(_istore_3            , "istore_3"            , "b"    , NULL    , T_VOID   , -1, false);
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   237
  def(_lstore_0            , "lstore_0"            , "b"    , NULL    , T_VOID   , -2, false);
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   238
  def(_lstore_1            , "lstore_1"            , "b"    , NULL    , T_VOID   , -2, false);
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   239
  def(_lstore_2            , "lstore_2"            , "b"    , NULL    , T_VOID   , -2, false);
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   240
  def(_lstore_3            , "lstore_3"            , "b"    , NULL    , T_VOID   , -2, false);
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   241
  def(_fstore_0            , "fstore_0"            , "b"    , NULL    , T_VOID   , -1, false);
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   242
  def(_fstore_1            , "fstore_1"            , "b"    , NULL    , T_VOID   , -1, false);
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   243
  def(_fstore_2            , "fstore_2"            , "b"    , NULL    , T_VOID   , -1, false);
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   244
  def(_fstore_3            , "fstore_3"            , "b"    , NULL    , T_VOID   , -1, false);
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   245
  def(_dstore_0            , "dstore_0"            , "b"    , NULL    , T_VOID   , -2, false);
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   246
  def(_dstore_1            , "dstore_1"            , "b"    , NULL    , T_VOID   , -2, false);
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   247
  def(_dstore_2            , "dstore_2"            , "b"    , NULL    , T_VOID   , -2, false);
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   248
  def(_dstore_3            , "dstore_3"            , "b"    , NULL    , T_VOID   , -2, false);
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   249
  def(_astore_0            , "astore_0"            , "b"    , NULL    , T_VOID   , -1, false);
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   250
  def(_astore_1            , "astore_1"            , "b"    , NULL    , T_VOID   , -1, false);
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   251
  def(_astore_2            , "astore_2"            , "b"    , NULL    , T_VOID   , -1, false);
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   252
  def(_astore_3            , "astore_3"            , "b"    , NULL    , T_VOID   , -1, false);
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   253
  def(_iastore             , "iastore"             , "b"    , NULL    , T_VOID   , -3, true );
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   254
  def(_lastore             , "lastore"             , "b"    , NULL    , T_VOID   , -4, true );
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   255
  def(_fastore             , "fastore"             , "b"    , NULL    , T_VOID   , -3, true );
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   256
  def(_dastore             , "dastore"             , "b"    , NULL    , T_VOID   , -4, true );
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   257
  def(_aastore             , "aastore"             , "b"    , NULL    , T_VOID   , -3, true );
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   258
  def(_bastore             , "bastore"             , "b"    , NULL    , T_VOID   , -3, true );
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   259
  def(_castore             , "castore"             , "b"    , NULL    , T_VOID   , -3, true );
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   260
  def(_sastore             , "sastore"             , "b"    , NULL    , T_VOID   , -3, true );
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   261
  def(_pop                 , "pop"                 , "b"    , NULL    , T_VOID   , -1, false);
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   262
  def(_pop2                , "pop2"                , "b"    , NULL    , T_VOID   , -2, false);
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   263
  def(_dup                 , "dup"                 , "b"    , NULL    , T_VOID   ,  1, false);
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   264
  def(_dup_x1              , "dup_x1"              , "b"    , NULL    , T_VOID   ,  1, false);
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   265
  def(_dup_x2              , "dup_x2"              , "b"    , NULL    , T_VOID   ,  1, false);
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   266
  def(_dup2                , "dup2"                , "b"    , NULL    , T_VOID   ,  2, false);
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   267
  def(_dup2_x1             , "dup2_x1"             , "b"    , NULL    , T_VOID   ,  2, false);
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   268
  def(_dup2_x2             , "dup2_x2"             , "b"    , NULL    , T_VOID   ,  2, false);
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   269
  def(_swap                , "swap"                , "b"    , NULL    , T_VOID   ,  0, false);
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   270
  def(_iadd                , "iadd"                , "b"    , NULL    , T_INT    , -1, false);
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   271
  def(_ladd                , "ladd"                , "b"    , NULL    , T_LONG   , -2, false);
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   272
  def(_fadd                , "fadd"                , "b"    , NULL    , T_FLOAT  , -1, false);
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   273
  def(_dadd                , "dadd"                , "b"    , NULL    , T_DOUBLE , -2, false);
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   274
  def(_isub                , "isub"                , "b"    , NULL    , T_INT    , -1, false);
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   275
  def(_lsub                , "lsub"                , "b"    , NULL    , T_LONG   , -2, false);
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   276
  def(_fsub                , "fsub"                , "b"    , NULL    , T_FLOAT  , -1, false);
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   277
  def(_dsub                , "dsub"                , "b"    , NULL    , T_DOUBLE , -2, false);
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   278
  def(_imul                , "imul"                , "b"    , NULL    , T_INT    , -1, false);
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   279
  def(_lmul                , "lmul"                , "b"    , NULL    , T_LONG   , -2, false);
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   280
  def(_fmul                , "fmul"                , "b"    , NULL    , T_FLOAT  , -1, false);
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   281
  def(_dmul                , "dmul"                , "b"    , NULL    , T_DOUBLE , -2, false);
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   282
  def(_idiv                , "idiv"                , "b"    , NULL    , T_INT    , -1, true );
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   283
  def(_ldiv                , "ldiv"                , "b"    , NULL    , T_LONG   , -2, true );
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   284
  def(_fdiv                , "fdiv"                , "b"    , NULL    , T_FLOAT  , -1, false);
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   285
  def(_ddiv                , "ddiv"                , "b"    , NULL    , T_DOUBLE , -2, false);
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   286
  def(_irem                , "irem"                , "b"    , NULL    , T_INT    , -1, true );
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   287
  def(_lrem                , "lrem"                , "b"    , NULL    , T_LONG   , -2, true );
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   288
  def(_frem                , "frem"                , "b"    , NULL    , T_FLOAT  , -1, false);
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   289
  def(_drem                , "drem"                , "b"    , NULL    , T_DOUBLE , -2, false);
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   290
  def(_ineg                , "ineg"                , "b"    , NULL    , T_INT    ,  0, false);
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   291
  def(_lneg                , "lneg"                , "b"    , NULL    , T_LONG   ,  0, false);
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   292
  def(_fneg                , "fneg"                , "b"    , NULL    , T_FLOAT  ,  0, false);
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   293
  def(_dneg                , "dneg"                , "b"    , NULL    , T_DOUBLE ,  0, false);
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   294
  def(_ishl                , "ishl"                , "b"    , NULL    , T_INT    , -1, false);
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   295
  def(_lshl                , "lshl"                , "b"    , NULL    , T_LONG   , -1, false);
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   296
  def(_ishr                , "ishr"                , "b"    , NULL    , T_INT    , -1, false);
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   297
  def(_lshr                , "lshr"                , "b"    , NULL    , T_LONG   , -1, false);
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   298
  def(_iushr               , "iushr"               , "b"    , NULL    , T_INT    , -1, false);
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   299
  def(_lushr               , "lushr"               , "b"    , NULL    , T_LONG   , -1, false);
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   300
  def(_iand                , "iand"                , "b"    , NULL    , T_INT    , -1, false);
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   301
  def(_land                , "land"                , "b"    , NULL    , T_LONG   , -2, false);
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   302
  def(_ior                 , "ior"                 , "b"    , NULL    , T_INT    , -1, false);
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   303
  def(_lor                 , "lor"                 , "b"    , NULL    , T_LONG   , -2, false);
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   304
  def(_ixor                , "ixor"                , "b"    , NULL    , T_INT    , -1, false);
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   305
  def(_lxor                , "lxor"                , "b"    , NULL    , T_LONG   , -2, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   306
  def(_iinc                , "iinc"                , "bic"  , "wbiicc", T_VOID   ,  0, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   307
  def(_i2l                 , "i2l"                 , "b"    , NULL    , T_LONG   ,  1, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   308
  def(_i2f                 , "i2f"                 , "b"    , NULL    , T_FLOAT  ,  0, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   309
  def(_i2d                 , "i2d"                 , "b"    , NULL    , T_DOUBLE ,  1, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   310
  def(_l2i                 , "l2i"                 , "b"    , NULL    , T_INT    , -1, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   311
  def(_l2f                 , "l2f"                 , "b"    , NULL    , T_FLOAT  , -1, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   312
  def(_l2d                 , "l2d"                 , "b"    , NULL    , T_DOUBLE ,  0, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   313
  def(_f2i                 , "f2i"                 , "b"    , NULL    , T_INT    ,  0, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   314
  def(_f2l                 , "f2l"                 , "b"    , NULL    , T_LONG   ,  1, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   315
  def(_f2d                 , "f2d"                 , "b"    , NULL    , T_DOUBLE ,  1, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   316
  def(_d2i                 , "d2i"                 , "b"    , NULL    , T_INT    , -1, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   317
  def(_d2l                 , "d2l"                 , "b"    , NULL    , T_LONG   ,  0, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   318
  def(_d2f                 , "d2f"                 , "b"    , NULL    , T_FLOAT  , -1, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   319
  def(_i2b                 , "i2b"                 , "b"    , NULL    , T_BYTE   ,  0, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   320
  def(_i2c                 , "i2c"                 , "b"    , NULL    , T_CHAR   ,  0, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   321
  def(_i2s                 , "i2s"                 , "b"    , NULL    , T_SHORT  ,  0, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   322
  def(_lcmp                , "lcmp"                , "b"    , NULL    , T_VOID   , -3, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   323
  def(_fcmpl               , "fcmpl"               , "b"    , NULL    , T_VOID   , -1, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   324
  def(_fcmpg               , "fcmpg"               , "b"    , NULL    , T_VOID   , -1, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   325
  def(_dcmpl               , "dcmpl"               , "b"    , NULL    , T_VOID   , -3, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   326
  def(_dcmpg               , "dcmpg"               , "b"    , NULL    , T_VOID   , -3, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   327
  def(_ifeq                , "ifeq"                , "boo"  , NULL    , T_VOID   , -1, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   328
  def(_ifne                , "ifne"                , "boo"  , NULL    , T_VOID   , -1, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   329
  def(_iflt                , "iflt"                , "boo"  , NULL    , T_VOID   , -1, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   330
  def(_ifge                , "ifge"                , "boo"  , NULL    , T_VOID   , -1, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   331
  def(_ifgt                , "ifgt"                , "boo"  , NULL    , T_VOID   , -1, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   332
  def(_ifle                , "ifle"                , "boo"  , NULL    , T_VOID   , -1, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   333
  def(_if_icmpeq           , "if_icmpeq"           , "boo"  , NULL    , T_VOID   , -2, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   334
  def(_if_icmpne           , "if_icmpne"           , "boo"  , NULL    , T_VOID   , -2, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   335
  def(_if_icmplt           , "if_icmplt"           , "boo"  , NULL    , T_VOID   , -2, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   336
  def(_if_icmpge           , "if_icmpge"           , "boo"  , NULL    , T_VOID   , -2, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   337
  def(_if_icmpgt           , "if_icmpgt"           , "boo"  , NULL    , T_VOID   , -2, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   338
  def(_if_icmple           , "if_icmple"           , "boo"  , NULL    , T_VOID   , -2, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   339
  def(_if_acmpeq           , "if_acmpeq"           , "boo"  , NULL    , T_VOID   , -2, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   340
  def(_if_acmpne           , "if_acmpne"           , "boo"  , NULL    , T_VOID   , -2, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   341
  def(_goto                , "goto"                , "boo"  , NULL    , T_VOID   ,  0, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   342
  def(_jsr                 , "jsr"                 , "boo"  , NULL    , T_INT    ,  0, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   343
  def(_ret                 , "ret"                 , "bi"   , "wbii"  , T_VOID   ,  0, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   344
  def(_tableswitch         , "tableswitch"         , ""     , NULL    , T_VOID   , -1, false); // may have backward branches
489c9b5090e2 Initial load
duke
parents:
diff changeset
   345
  def(_lookupswitch        , "lookupswitch"        , ""     , NULL    , T_VOID   , -1, false); // rewriting in interpreter
489c9b5090e2 Initial load
duke
parents:
diff changeset
   346
  def(_ireturn             , "ireturn"             , "b"    , NULL    , T_INT    , -1, true);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   347
  def(_lreturn             , "lreturn"             , "b"    , NULL    , T_LONG   , -2, true);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   348
  def(_freturn             , "freturn"             , "b"    , NULL    , T_FLOAT  , -1, true);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   349
  def(_dreturn             , "dreturn"             , "b"    , NULL    , T_DOUBLE , -2, true);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   350
  def(_areturn             , "areturn"             , "b"    , NULL    , T_OBJECT , -1, true);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   351
  def(_return              , "return"              , "b"    , NULL    , T_VOID   ,  0, true);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   352
  def(_getstatic           , "getstatic"           , "bjj"  , NULL    , T_ILLEGAL,  1, true );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   353
  def(_putstatic           , "putstatic"           , "bjj"  , NULL    , T_ILLEGAL, -1, true );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   354
  def(_getfield            , "getfield"            , "bjj"  , NULL    , T_ILLEGAL,  0, true );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   355
  def(_putfield            , "putfield"            , "bjj"  , NULL    , T_ILLEGAL, -2, true );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   356
  def(_invokevirtual       , "invokevirtual"       , "bjj"  , NULL    , T_ILLEGAL, -1, true);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   357
  def(_invokespecial       , "invokespecial"       , "bjj"  , NULL    , T_ILLEGAL, -1, true);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   358
  def(_invokestatic        , "invokestatic"        , "bjj"  , NULL    , T_ILLEGAL,  0, true);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   359
  def(_invokeinterface     , "invokeinterface"     , "bjj__", NULL    , T_ILLEGAL, -1, true);
4564
55dfb20908d0 6893081: method handle & invokedynamic code needs additional cleanup (post 6815692, 6858164)
twisti
parents: 3261
diff changeset
   360
  def(_invokedynamic       , "invokedynamic"       , "bjjjj", NULL    , T_ILLEGAL,  0, true );
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   361
  def(_new                 , "new"                 , "bii"  , NULL    , T_OBJECT ,  1, true );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   362
  def(_newarray            , "newarray"            , "bc"   , NULL    , T_OBJECT ,  0, true );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   363
  def(_anewarray           , "anewarray"           , "bii"  , NULL    , T_OBJECT ,  0, true );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   364
  def(_arraylength         , "arraylength"         , "b"    , NULL    , T_VOID   ,  0, true );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   365
  def(_athrow              , "athrow"              , "b"    , NULL    , T_VOID   , -1, true );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   366
  def(_checkcast           , "checkcast"           , "bii"  , NULL    , T_OBJECT ,  0, true );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   367
  def(_instanceof          , "instanceof"          , "bii"  , NULL    , T_INT    ,  0, true );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   368
  def(_monitorenter        , "monitorenter"        , "b"    , NULL    , T_VOID   , -1, true );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   369
  def(_monitorexit         , "monitorexit"         , "b"    , NULL    , T_VOID   , -1, true );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   370
  def(_wide                , "wide"                , ""     , NULL    , T_VOID   ,  0, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   371
  def(_multianewarray      , "multianewarray"      , "biic" , NULL    , T_OBJECT ,  1, true );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   372
  def(_ifnull              , "ifnull"              , "boo"  , NULL    , T_VOID   , -1, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   373
  def(_ifnonnull           , "ifnonnull"           , "boo"  , NULL    , T_VOID   , -1, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   374
  def(_goto_w              , "goto_w"              , "boooo", NULL    , T_VOID   ,  0, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   375
  def(_jsr_w               , "jsr_w"               , "boooo", NULL    , T_INT    ,  0, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   376
  def(_breakpoint          , "breakpoint"          , ""     , NULL    , T_VOID   ,  0, true);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   377
489c9b5090e2 Initial load
duke
parents:
diff changeset
   378
  //  JVM bytecodes
489c9b5090e2 Initial load
duke
parents:
diff changeset
   379
  //  bytecode               bytecode name           format   wide f.   result tp  stk traps  std code
489c9b5090e2 Initial load
duke
parents:
diff changeset
   380
489c9b5090e2 Initial load
duke
parents:
diff changeset
   381
  def(_fast_agetfield      , "fast_agetfield"      , "bjj"  , NULL    , T_OBJECT ,  0, true , _getfield       );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   382
  def(_fast_bgetfield      , "fast_bgetfield"      , "bjj"  , NULL    , T_INT    ,  0, true , _getfield       );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   383
  def(_fast_cgetfield      , "fast_cgetfield"      , "bjj"  , NULL    , T_CHAR   ,  0, true , _getfield       );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   384
  def(_fast_dgetfield      , "fast_dgetfield"      , "bjj"  , NULL    , T_DOUBLE ,  0, true , _getfield       );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   385
  def(_fast_fgetfield      , "fast_fgetfield"      , "bjj"  , NULL    , T_FLOAT  ,  0, true , _getfield       );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   386
  def(_fast_igetfield      , "fast_igetfield"      , "bjj"  , NULL    , T_INT    ,  0, true , _getfield       );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   387
  def(_fast_lgetfield      , "fast_lgetfield"      , "bjj"  , NULL    , T_LONG   ,  0, true , _getfield       );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   388
  def(_fast_sgetfield      , "fast_sgetfield"      , "bjj"  , NULL    , T_SHORT  ,  0, true , _getfield       );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   389
489c9b5090e2 Initial load
duke
parents:
diff changeset
   390
  def(_fast_aputfield      , "fast_aputfield"      , "bjj"  , NULL    , T_OBJECT ,  0, true , _putfield       );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   391
  def(_fast_bputfield      , "fast_bputfield"      , "bjj"  , NULL    , T_INT    ,  0, true , _putfield       );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   392
  def(_fast_cputfield      , "fast_cputfield"      , "bjj"  , NULL    , T_CHAR   ,  0, true , _putfield       );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   393
  def(_fast_dputfield      , "fast_dputfield"      , "bjj"  , NULL    , T_DOUBLE ,  0, true , _putfield       );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   394
  def(_fast_fputfield      , "fast_fputfield"      , "bjj"  , NULL    , T_FLOAT  ,  0, true , _putfield       );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   395
  def(_fast_iputfield      , "fast_iputfield"      , "bjj"  , NULL    , T_INT    ,  0, true , _putfield       );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   396
  def(_fast_lputfield      , "fast_lputfield"      , "bjj"  , NULL    , T_LONG   ,  0, true , _putfield       );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   397
  def(_fast_sputfield      , "fast_sputfield"      , "bjj"  , NULL    , T_SHORT  ,  0, true , _putfield       );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   398
489c9b5090e2 Initial load
duke
parents:
diff changeset
   399
  def(_fast_aload_0        , "fast_aload_0"        , "b"    , NULL    , T_OBJECT ,  1, true , _aload_0        );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   400
  def(_fast_iaccess_0      , "fast_iaccess_0"      , "b_jj" , NULL    , T_INT    ,  1, true , _aload_0        );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   401
  def(_fast_aaccess_0      , "fast_aaccess_0"      , "b_jj" , NULL    , T_OBJECT ,  1, true , _aload_0        );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   402
  def(_fast_faccess_0      , "fast_faccess_0"      , "b_jj" , NULL    , T_OBJECT ,  1, true , _aload_0        );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   403
489c9b5090e2 Initial load
duke
parents:
diff changeset
   404
  def(_fast_iload          , "fast_iload"          , "bi"   , NULL    , T_INT    ,  1, false, _iload);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   405
  def(_fast_iload2         , "fast_iload2"         , "bi_i" , NULL    , T_INT    ,  2, false, _iload);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   406
  def(_fast_icaload        , "fast_icaload"        , "bi_"  , NULL    , T_INT    ,  0, false, _iload);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   407
489c9b5090e2 Initial load
duke
parents:
diff changeset
   408
  // Faster method invocation.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   409
  def(_fast_invokevfinal   , "fast_invokevfinal"   , "bjj"  , NULL    , T_ILLEGAL, -1, true, _invokevirtual   );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   410
489c9b5090e2 Initial load
duke
parents:
diff changeset
   411
  def(_fast_linearswitch   , "fast_linearswitch"   , ""     , NULL    , T_VOID   , -1, false, _lookupswitch   );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   412
  def(_fast_binaryswitch   , "fast_binaryswitch"   , ""     , NULL    , T_VOID   , -1, false, _lookupswitch   );
489c9b5090e2 Initial load
duke
parents:
diff changeset
   413
489c9b5090e2 Initial load
duke
parents:
diff changeset
   414
  def(_return_register_finalizer , "return_register_finalizer" , "b"    , NULL    , T_VOID   ,  0, true, _return);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   415
489c9b5090e2 Initial load
duke
parents:
diff changeset
   416
  def(_shouldnotreachhere  , "_shouldnotreachhere" , "b"    , NULL    , T_VOID   ,  0, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   417
489c9b5090e2 Initial load
duke
parents:
diff changeset
   418
  // platform specific JVM bytecodes
489c9b5090e2 Initial load
duke
parents:
diff changeset
   419
  pd_initialize();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   420
489c9b5090e2 Initial load
duke
parents:
diff changeset
   421
  // compare can_trap information for each bytecode with the
489c9b5090e2 Initial load
duke
parents:
diff changeset
   422
  // can_trap information for the corresponding base bytecode
489c9b5090e2 Initial load
duke
parents:
diff changeset
   423
  // (if a rewritten bytecode can trap, so must the base bytecode)
489c9b5090e2 Initial load
duke
parents:
diff changeset
   424
  #ifdef ASSERT
489c9b5090e2 Initial load
duke
parents:
diff changeset
   425
    { for (int i = 0; i < number_of_codes; i++) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   426
        if (is_defined(i)) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   427
          Code code = cast(i);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   428
          Code java = java_code(code);
5403
6b0dd9c75dde 6888954: argument formatting for assert() and friends
jcoomes
parents: 4564
diff changeset
   429
          if (can_trap(code) && !can_trap(java))
6b0dd9c75dde 6888954: argument formatting for assert() and friends
jcoomes
parents: 4564
diff changeset
   430
            fatal(err_msg("%s can trap => %s can trap, too", name(code),
6b0dd9c75dde 6888954: argument formatting for assert() and friends
jcoomes
parents: 4564
diff changeset
   431
                          name(java)));
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   432
        }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   433
      }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   434
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   435
  #endif
489c9b5090e2 Initial load
duke
parents:
diff changeset
   436
489c9b5090e2 Initial load
duke
parents:
diff changeset
   437
  // initialization successful
489c9b5090e2 Initial load
duke
parents:
diff changeset
   438
  _is_initialized = true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   439
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   440
489c9b5090e2 Initial load
duke
parents:
diff changeset
   441
489c9b5090e2 Initial load
duke
parents:
diff changeset
   442
void bytecodes_init() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   443
  Bytecodes::initialize();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   444
}
489c9b5090e2 Initial load
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// Restore optimization
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#ifdef _M_AMD64
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#pragma optimize ("", on)
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#endif