1a1f4e1ef4
Refactor the AllocateAssemblerBuffer helper for the new Assembler API. This is the only non-mechanical part, all other callsites that create Assembler instances can be trivially changed to the new API. This will be done in a separate CL. R=mstarzinger@chromium.org Bug: v8:8689, v8:8562 Change-Id: I6c150748eeea778d9b70f41fd66fbb1221035a1b Reviewed-on: https://chromium-review.googlesource.com/c/1415490 Commit-Queue: Clemens Hammacher <clemensh@chromium.org> Reviewed-by: Michael Starzinger <mstarzinger@chromium.org> Cr-Commit-Position: refs/heads/master@{#58881}
65 lines
1.9 KiB
C++
65 lines
1.9 KiB
C++
// Copyright 2018 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 "src/macro-assembler.h"
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#include "src/mips/assembler-mips-inl.h"
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#include "src/simulator.h"
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#include "test/common/assembler-tester.h"
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#include "test/unittests/test-utils.h"
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#include "testing/gtest-support.h"
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namespace v8 {
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namespace internal {
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#define __ tasm.
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// Test the x64 assembler by compiling some simple functions into
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// a buffer and executing them. These tests do not initialize the
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// V8 library, create a context, or use any V8 objects.
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class TurboAssemblerTest : public TestWithIsolate {};
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TEST_F(TurboAssemblerTest, TestHardAbort) {
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auto buffer = AllocateAssemblerBuffer();
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TurboAssembler tasm(nullptr, AssemblerOptions{}, CodeObjectRequired::kNo,
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buffer->CreateView());
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__ set_abort_hard(true);
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__ Abort(AbortReason::kNoReason);
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CodeDesc desc;
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tasm.GetCode(nullptr, &desc);
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buffer->MakeExecutable();
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// We need an isolate here to execute in the simulator.
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auto f = GeneratedCode<void>::FromBuffer(isolate(), buffer->start());
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ASSERT_DEATH_IF_SUPPORTED({ f.Call(); }, "abort: no reason");
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}
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TEST_F(TurboAssemblerTest, TestCheck) {
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auto buffer = AllocateAssemblerBuffer();
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TurboAssembler tasm(nullptr, AssemblerOptions{}, CodeObjectRequired::kNo,
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buffer->CreateView());
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__ set_abort_hard(true);
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// Fail if the first parameter (in {a0}) is 17.
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__ Check(Condition::ne, AbortReason::kNoReason, a0, Operand(17));
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__ Ret();
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CodeDesc desc;
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tasm.GetCode(nullptr, &desc);
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buffer->MakeExecutable();
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// We need an isolate here to execute in the simulator.
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auto f = GeneratedCode<void, int>::FromBuffer(isolate(), buffer->start());
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f.Call(0);
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f.Call(18);
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ASSERT_DEATH_IF_SUPPORTED({ f.Call(17); }, "abort: no reason");
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}
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#undef __
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} // namespace internal
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} // namespace v8
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