6150662d89
BUG=v8:4134 R=vogelheim@chromium.org LOG=n Review URL: https://codereview.chromium.org/1502193002 Cr-Commit-Position: refs/heads/master@{#32659}
129 lines
4.3 KiB
C++
129 lines
4.3 KiB
C++
// Copyright 2015 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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// TODO(jochen): Remove this after the setting is turned on globally.
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#define V8_IMMINENT_DEPRECATION_WARNINGS
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#include "src/interface-descriptors.h"
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#include "src/isolate.h"
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#include "test/cctest/compiler/function-tester.h"
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namespace v8 {
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namespace internal {
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namespace compiler {
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class CodeStubAssemblerTester : public CodeStubAssembler {
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public:
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CodeStubAssemblerTester(Isolate* isolate,
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const CallInterfaceDescriptor& descriptor)
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: CodeStubAssembler(isolate, isolate->runtime_zone(), descriptor,
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Code::STUB, "test"),
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scope_(isolate) {}
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private:
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HandleScope scope_;
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LocalContext context_;
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};
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TEST(SimpleSmiReturn) {
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Isolate* isolate(CcTest::InitIsolateOnce());
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VoidDescriptor descriptor(isolate);
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CodeStubAssemblerTester m(isolate, descriptor);
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m.Return(m.SmiTag(m.Int32Constant(37)));
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Handle<Code> code = m.GenerateCode();
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FunctionTester ft(descriptor, code);
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MaybeHandle<Object> result = ft.Call();
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CHECK_EQ(37, Handle<Smi>::cast(result.ToHandleChecked())->value());
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}
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TEST(SimpleIntPtrReturn) {
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Isolate* isolate(CcTest::InitIsolateOnce());
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VoidDescriptor descriptor(isolate);
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CodeStubAssemblerTester m(isolate, descriptor);
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int test;
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m.Return(m.IntPtrConstant(reinterpret_cast<intptr_t>(&test)));
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Handle<Code> code = m.GenerateCode();
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FunctionTester ft(descriptor, code);
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MaybeHandle<Object> result = ft.Call();
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CHECK_EQ(reinterpret_cast<intptr_t>(&test),
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reinterpret_cast<intptr_t>(*result.ToHandleChecked()));
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}
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TEST(SimpleDoubleReturn) {
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Isolate* isolate(CcTest::InitIsolateOnce());
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VoidDescriptor descriptor(isolate);
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CodeStubAssemblerTester m(isolate, descriptor);
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m.Return(m.NumberConstant(0.5));
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Handle<Code> code = m.GenerateCode();
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FunctionTester ft(descriptor, code);
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MaybeHandle<Object> result = ft.Call();
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CHECK_EQ(0.5, Handle<HeapNumber>::cast(result.ToHandleChecked())->value());
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}
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TEST(SimpleCallRuntime1Arg) {
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Isolate* isolate(CcTest::InitIsolateOnce());
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VoidDescriptor descriptor(isolate);
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CodeStubAssemblerTester m(isolate, descriptor);
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Node* context = m.HeapConstant(Handle<Context>(isolate->native_context()));
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Node* b = m.SmiTag(m.Int32Constant(256));
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m.Return(m.CallRuntime(Runtime::kMathSqrt, context, b));
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Handle<Code> code = m.GenerateCode();
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FunctionTester ft(descriptor, code);
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MaybeHandle<Object> result = ft.Call();
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CHECK_EQ(16, Handle<Smi>::cast(result.ToHandleChecked())->value());
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}
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TEST(SimpleTailCallRuntime1Arg) {
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Isolate* isolate(CcTest::InitIsolateOnce());
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VoidDescriptor descriptor(isolate);
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CodeStubAssemblerTester m(isolate, descriptor);
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Node* context = m.HeapConstant(Handle<Context>(isolate->native_context()));
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Node* b = m.SmiTag(m.Int32Constant(256));
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m.TailCallRuntime(Runtime::kMathSqrt, context, b);
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Handle<Code> code = m.GenerateCode();
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FunctionTester ft(descriptor, code);
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MaybeHandle<Object> result = ft.Call();
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CHECK_EQ(16, Handle<Smi>::cast(result.ToHandleChecked())->value());
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}
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TEST(SimpleCallRuntime2Arg) {
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Isolate* isolate(CcTest::InitIsolateOnce());
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VoidDescriptor descriptor(isolate);
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CodeStubAssemblerTester m(isolate, descriptor);
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Node* context = m.HeapConstant(Handle<Context>(isolate->native_context()));
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Node* a = m.SmiTag(m.Int32Constant(2));
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Node* b = m.SmiTag(m.Int32Constant(4));
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m.Return(m.CallRuntime(Runtime::kMathPow, context, a, b));
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Handle<Code> code = m.GenerateCode();
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FunctionTester ft(descriptor, code);
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MaybeHandle<Object> result = ft.Call();
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CHECK_EQ(16, Handle<Smi>::cast(result.ToHandleChecked())->value());
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}
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TEST(SimpleTailCallRuntime2Arg) {
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Isolate* isolate(CcTest::InitIsolateOnce());
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VoidDescriptor descriptor(isolate);
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CodeStubAssemblerTester m(isolate, descriptor);
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Node* context = m.HeapConstant(Handle<Context>(isolate->native_context()));
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Node* a = m.SmiTag(m.Int32Constant(2));
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Node* b = m.SmiTag(m.Int32Constant(4));
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m.TailCallRuntime(Runtime::kMathPow, context, a, b);
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Handle<Code> code = m.GenerateCode();
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FunctionTester ft(descriptor, code);
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MaybeHandle<Object> result = ft.Call();
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CHECK_EQ(16, Handle<Smi>::cast(result.ToHandleChecked())->value());
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}
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} // namespace compiler
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} // namespace internal
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} // namespace v8
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