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}
36 lines
1.2 KiB
C++
36 lines
1.2 KiB
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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#ifndef V8_CCTEST_ASSEMBLER_HELPER_ARM_H_
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#define V8_CCTEST_ASSEMBLER_HELPER_ARM_H_
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#include <functional>
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#include "src/handles.h"
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#include "src/simulator.h"
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namespace v8 {
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namespace internal {
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// TODO(arm): Refine these signatures per test case, they can have arbitrary
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// return and argument types and arbitrary number of arguments.
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using F_iiiii = void*(int x, int p1, int p2, int p3, int p4);
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using F_piiii = void*(void* p0, int p1, int p2, int p3, int p4);
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using F_ppiii = void*(void* p0, void* p1, int p2, int p3, int p4);
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using F_pppii = void*(void* p0, void* p1, void* p2, int p3, int p4);
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using F_ippii = void*(int p0, void* p1, void* p2, int p3, int p4);
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Handle<Code> AssembleCodeImpl(std::function<void(MacroAssembler&)> assemble);
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template <typename Signature>
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GeneratedCode<Signature> AssembleCode(
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std::function<void(MacroAssembler&)> assemble) {
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return GeneratedCode<Signature>::FromCode(*AssembleCodeImpl(assemble));
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}
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} // namespace internal
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} // namespace v8
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#endif // V8_CCTEST_ASSEMBLER_HELPER_ARM_H_
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