5e71633333
The `TurboAssembler::CallRecordWriteStub()` method which generates out-of-line code to call the write barrier would push and pop arguments to move them to different registers. Let's use `mov` instructions instead, making sure we handle overlapping registers. Change-Id: Ideb654cd558e984ccb90c7cf44b1c2c49f1c5b50 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1499496 Commit-Queue: Jakob Gruber <jgruber@chromium.org> Reviewed-by: Jakob Gruber <jgruber@chromium.org> Reviewed-by: Ulan Degenbaev <ulan@chromium.org> Cr-Commit-Position: refs/heads/master@{#60026}
34 lines
816 B
C++
34 lines
816 B
C++
// Copyright 2017 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "test/cctest/assembler-helper-arm.h"
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#include "src/macro-assembler.h"
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#include "src/isolate-inl.h"
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#include "src/v8.h"
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#include "test/cctest/cctest.h"
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namespace v8 {
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namespace internal {
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Handle<Code> AssembleCodeImpl(std::function<void(MacroAssembler&)> assemble) {
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Isolate* isolate = CcTest::i_isolate();
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MacroAssembler assm(AssemblerOptions{});
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assemble(assm);
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assm.bx(lr);
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CodeDesc desc;
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assm.GetCode(isolate, &desc);
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Handle<Code> code =
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isolate->factory()->NewCode(desc, Code::STUB, Handle<Code>());
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if (FLAG_print_code) {
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code->Print();
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}
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return code;
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}
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} // namespace internal
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} // namespace v8
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