src/hotspot/share/ci/ciMethodHandle.cpp
author vromero
Mon, 08 Oct 2018 06:52:41 -0700
changeset 52038 957de5be48bc
parent 49449 ef5d5d343e2a
permissions -rw-r--r--
8209407: VerifyError is thrown for inner class with lambda Reviewed-by: mcimadamore
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
4567
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
     1
/*
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
     2
 * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.
4567
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
     3
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
     4
 *
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
     5
 * This code is free software; you can redistribute it and/or modify it
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
     6
 * under the terms of the GNU General Public License version 2 only, as
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
     7
 * published by the Free Software Foundation.
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
     8
 *
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
     9
 * This code is distributed in the hope that it will be useful, but WITHOUT
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
    10
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
    11
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
    12
 * version 2 for more details (a copy is included in the LICENSE file that
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
    13
 * accompanied this code).
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
    14
 *
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
    15
 * You should have received a copy of the GNU General Public License version
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
    16
 * 2 along with this work; if not, write to the Free Software Foundation,
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
    17
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
    18
 *
5547
f4b087cbb361 6941466: Oracle rebranding changes for Hotspot repositories
trims
parents: 4567
diff changeset
    19
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
f4b087cbb361 6941466: Oracle rebranding changes for Hotspot repositories
trims
parents: 4567
diff changeset
    20
 * or visit www.oracle.com if you need additional information or have any
f4b087cbb361 6941466: Oracle rebranding changes for Hotspot repositories
trims
parents: 4567
diff changeset
    21
 * questions.
4567
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
    22
 *
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
    23
 */
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
    24
7397
5b173b4ca846 6989984: Use standard include model for Hospot
stefank
parents: 5547
diff changeset
    25
#include "precompiled.hpp"
5b173b4ca846 6989984: Use standard include model for Hospot
stefank
parents: 5547
diff changeset
    26
#include "ci/ciClassList.hpp"
5b173b4ca846 6989984: Use standard include model for Hospot
stefank
parents: 5547
diff changeset
    27
#include "ci/ciMethodHandle.hpp"
49449
ef5d5d343e2a 8199263: Split interfaceSupport.hpp to not require including .inline.hpp files
coleenp
parents: 47216
diff changeset
    28
#include "ci/ciUtilities.inline.hpp"
13391
30245956af37 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 10973
diff changeset
    29
#include "classfile/javaClasses.hpp"
4567
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
    30
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
    31
// ------------------------------------------------------------------
13391
30245956af37 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 10973
diff changeset
    32
// ciMethodHandle::get_vmtarget
4567
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
    33
//
13391
30245956af37 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 10973
diff changeset
    34
// Return: MH.form -> LF.vmentry -> MN.vmtarget
30245956af37 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 10973
diff changeset
    35
ciMethod* ciMethodHandle::get_vmtarget() const {
4567
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
    36
  VM_ENTRY_MARK;
13391
30245956af37 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 10973
diff changeset
    37
  oop form_oop     = java_lang_invoke_MethodHandle::form(get_oop());
30245956af37 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 10973
diff changeset
    38
  oop vmentry_oop  = java_lang_invoke_LambdaForm::vmentry(form_oop);
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
    39
  // FIXME: Share code with ciMemberName::get_vmtarget
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
    40
  Metadata* vmtarget = java_lang_invoke_MemberName::vmtarget(vmentry_oop);
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
    41
  if (vmtarget->is_method())
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
    42
    return CURRENT_ENV->get_method((Method*) vmtarget);
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
    43
  // FIXME: What if the vmtarget is a Klass?
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
    44
  assert(false, "");
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13391
diff changeset
    45
  return NULL;
4567
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
    46
}