| // Copyright 2018 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "src/codegen/macro-assembler.h" |
| #include "src/codegen/mips/assembler-mips-inl.h" |
| #include "src/execution/simulator.h" |
| #include "test/common/assembler-tester.h" |
| #include "test/unittests/test-utils.h" |
| #include "testing/gtest-support.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| #define __ tasm. |
| |
| // Test the x64 assembler by compiling some simple functions into |
| // a buffer and executing them. These tests do not initialize the |
| // V8 library, create a context, or use any V8 objects. |
| |
| class TurboAssemblerTest : public TestWithIsolate {}; |
| |
| TEST_F(TurboAssemblerTest, TestHardAbort) { |
| auto buffer = AllocateAssemblerBuffer(); |
| TurboAssembler tasm(isolate(), AssemblerOptions{}, CodeObjectRequired::kNo, |
| buffer->CreateView()); |
| __ set_root_array_available(false); |
| __ set_abort_hard(true); |
| |
| __ Abort(AbortReason::kNoReason); |
| |
| CodeDesc desc; |
| tasm.GetCode(isolate(), &desc); |
| buffer->MakeExecutable(); |
| // We need an isolate here to execute in the simulator. |
| auto f = GeneratedCode<void>::FromBuffer(isolate(), buffer->start()); |
| |
| ASSERT_DEATH_IF_SUPPORTED({ f.Call(); }, "abort: no reason"); |
| } |
| |
| TEST_F(TurboAssemblerTest, TestCheck) { |
| auto buffer = AllocateAssemblerBuffer(); |
| TurboAssembler tasm(isolate(), AssemblerOptions{}, CodeObjectRequired::kNo, |
| buffer->CreateView()); |
| __ set_root_array_available(false); |
| __ set_abort_hard(true); |
| |
| // Fail if the first parameter (in {a0}) is 17. |
| __ Check(Condition::ne, AbortReason::kNoReason, a0, Operand(17)); |
| __ Ret(); |
| |
| CodeDesc desc; |
| tasm.GetCode(isolate(), &desc); |
| buffer->MakeExecutable(); |
| // We need an isolate here to execute in the simulator. |
| auto f = GeneratedCode<void, int>::FromBuffer(isolate(), buffer->start()); |
| |
| f.Call(0); |
| f.Call(18); |
| ASSERT_DEATH_IF_SUPPORTED({ f.Call(17); }, "abort: no reason"); |
| } |
| |
| #undef __ |
| |
| } // namespace internal |
| } // namespace v8 |