1 files changed, 64 insertions, 0 deletions
diff --git a/deps/v8/test/unittests/assembler/macro-assembler-loong64-unittest.cc b/deps/v8/test/unittests/assembler/macro-assembler-loong64-unittest.cc
new file mode 100644
index 0000000000..a2cc213cae
--- /dev/null
+++ b/deps/v8/test/unittests/assembler/macro-assembler-loong64-unittest.cc
@@ -0,0 +1,64 @@
+// Copyright 2021 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/loong64/assembler-loong64-inl.h"
+#include "src/codegen/macro-assembler.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 __ masm.
+
+// Test the loong64 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 MacroAssemblerTest : public TestWithIsolate {};
+
+TEST_F(MacroAssemblerTest, TestHardAbort) {
+  auto buffer = AllocateAssemblerBuffer();
+  MacroAssembler masm(isolate(), AssemblerOptions{}, CodeObjectRequired::kNo,
+                      buffer->CreateView());
+  __ set_root_array_available(false);
+  __ set_abort_hard(true);
+  __ Abort(AbortReason::kNoReason);
+
+  CodeDesc desc;
+  masm.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(MacroAssemblerTest, TestCheck) {
+  auto buffer = AllocateAssemblerBuffer();
+  MacroAssembler masm(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;
+  masm.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