Move test/cctest/compiler/test-code-stub-assembler.cc to test/cctest directory.

test/cctest/compiler/test-code-stub-assembler.cc

Index: test/cctest/compiler/test-code-stub-assembler.cc
diff --git a/test/cctest/compiler/test-code-stub-assembler.cc b/test/cctest/compiler/test-code-stub-assembler.cc
deleted file mode 100644
index 37ba9e9904fa7148e3f4f15e8551fbc8d62b36af..0000000000000000000000000000000000000000
--- a/test/cctest/compiler/test-code-stub-assembler.cc
+++ /dev/null
@@ -1,394 +0,0 @@
-// Copyright 2015 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/interface-descriptors.h"
-#include "src/isolate.h"
-#include "test/cctest/compiler/function-tester.h"
-
-namespace v8 {
-namespace internal {
-namespace compiler {
-
-
-class CodeStubAssemblerTester : public CodeStubAssembler {
- public:
-  // Test generating code for a stub.
-  CodeStubAssemblerTester(Isolate* isolate,
-                          const CallInterfaceDescriptor& descriptor)
-      : CodeStubAssembler(isolate, isolate->runtime_zone(), descriptor,
-                          Code::ComputeFlags(Code::STUB), "test"),
-        scope_(isolate) {}
-
-  // Test generating code for a JS function (e.g. builtins).
-  CodeStubAssemblerTester(Isolate* isolate, int parameter_count)
-      : CodeStubAssembler(isolate, isolate->runtime_zone(), parameter_count,
-                          Code::ComputeFlags(Code::FUNCTION), "test"),
-        scope_(isolate) {}
-
- private:
-  HandleScope scope_;
-  LocalContext context_;
-};
-
-
-TEST(SimpleSmiReturn) {
-  Isolate* isolate(CcTest::InitIsolateOnce());
-  VoidDescriptor descriptor(isolate);
-  CodeStubAssemblerTester m(isolate, descriptor);
-  m.Return(m.SmiTag(m.Int32Constant(37)));
-  Handle<Code> code = m.GenerateCode();
-  FunctionTester ft(descriptor, code);
-  MaybeHandle<Object> result = ft.Call();
-  CHECK_EQ(37, Handle<Smi>::cast(result.ToHandleChecked())->value());
-}
-
-
-TEST(SimpleIntPtrReturn) {
-  Isolate* isolate(CcTest::InitIsolateOnce());
-  VoidDescriptor descriptor(isolate);
-  CodeStubAssemblerTester m(isolate, descriptor);
-  int test;
-  m.Return(m.IntPtrConstant(reinterpret_cast<intptr_t>(&test)));
-  Handle<Code> code = m.GenerateCode();
-  FunctionTester ft(descriptor, code);
-  MaybeHandle<Object> result = ft.Call();
-  CHECK_EQ(reinterpret_cast<intptr_t>(&test),
-           reinterpret_cast<intptr_t>(*result.ToHandleChecked()));
-}
-
-
-TEST(SimpleDoubleReturn) {
-  Isolate* isolate(CcTest::InitIsolateOnce());
-  VoidDescriptor descriptor(isolate);
-  CodeStubAssemblerTester m(isolate, descriptor);
-  m.Return(m.NumberConstant(0.5));
-  Handle<Code> code = m.GenerateCode();
-  FunctionTester ft(descriptor, code);
-  MaybeHandle<Object> result = ft.Call();
-  CHECK_EQ(0.5, Handle<HeapNumber>::cast(result.ToHandleChecked())->value());
-}
-
-
-TEST(SimpleCallRuntime1Arg) {
-  Isolate* isolate(CcTest::InitIsolateOnce());
-  VoidDescriptor descriptor(isolate);
-  CodeStubAssemblerTester m(isolate, descriptor);
-  Node* context = m.HeapConstant(Handle<Context>(isolate->native_context()));
-  Node* b = m.SmiTag(m.Int32Constant(0));
-  m.Return(m.CallRuntime(Runtime::kNumberToSmi, context, b));
-  Handle<Code> code = m.GenerateCode();
-  FunctionTester ft(descriptor, code);
-  MaybeHandle<Object> result = ft.Call();
-  CHECK_EQ(0, Handle<Smi>::cast(result.ToHandleChecked())->value());
-}
-
-
-TEST(SimpleTailCallRuntime1Arg) {
-  Isolate* isolate(CcTest::InitIsolateOnce());
-  VoidDescriptor descriptor(isolate);
-  CodeStubAssemblerTester m(isolate, descriptor);
-  Node* context = m.HeapConstant(Handle<Context>(isolate->native_context()));
-  Node* b = m.SmiTag(m.Int32Constant(0));
-  m.TailCallRuntime(Runtime::kNumberToSmi, context, b);
-  Handle<Code> code = m.GenerateCode();
-  FunctionTester ft(descriptor, code);
-  MaybeHandle<Object> result = ft.Call();
-  CHECK_EQ(0, Handle<Smi>::cast(result.ToHandleChecked())->value());
-}
-
-
-TEST(SimpleCallRuntime2Arg) {
-  Isolate* isolate(CcTest::InitIsolateOnce());
-  VoidDescriptor descriptor(isolate);
-  CodeStubAssemblerTester m(isolate, descriptor);
-  Node* context = m.HeapConstant(Handle<Context>(isolate->native_context()));
-  Node* a = m.SmiTag(m.Int32Constant(2));
-  Node* b = m.SmiTag(m.Int32Constant(4));
-  m.Return(m.CallRuntime(Runtime::kMathPow, context, a, b));
-  Handle<Code> code = m.GenerateCode();
-  FunctionTester ft(descriptor, code);
-  MaybeHandle<Object> result = ft.Call();
-  CHECK_EQ(16, Handle<Smi>::cast(result.ToHandleChecked())->value());
-}
-
-
-TEST(SimpleTailCallRuntime2Arg) {
-  Isolate* isolate(CcTest::InitIsolateOnce());
-  VoidDescriptor descriptor(isolate);
-  CodeStubAssemblerTester m(isolate, descriptor);
-  Node* context = m.HeapConstant(Handle<Context>(isolate->native_context()));
-  Node* a = m.SmiTag(m.Int32Constant(2));
-  Node* b = m.SmiTag(m.Int32Constant(4));
-  m.TailCallRuntime(Runtime::kMathPow, context, a, b);
-  Handle<Code> code = m.GenerateCode();
-  FunctionTester ft(descriptor, code);
-  MaybeHandle<Object> result = ft.Call();
-  CHECK_EQ(16, Handle<Smi>::cast(result.ToHandleChecked())->value());
-}
-
-TEST(VariableMerge1) {
-  Isolate* isolate(CcTest::InitIsolateOnce());
-  VoidDescriptor descriptor(isolate);
-  CodeStubAssemblerTester m(isolate, descriptor);
-  CodeStubAssembler::Variable var1(&m, MachineRepresentation::kTagged);
-  CodeStubAssembler::Label l1(&m), l2(&m), merge(&m);
-  Node* temp = m.Int32Constant(0);
-  var1.Bind(temp);
-  m.Branch(m.Int32Constant(1), &l1, &l2);
-  m.Bind(&l1);
-  CHECK_EQ(var1.value(), temp);
-  m.Goto(&merge);
-  m.Bind(&l2);
-  CHECK_EQ(var1.value(), temp);
-  m.Goto(&merge);
-  m.Bind(&merge);
-  CHECK_EQ(var1.value(), temp);
-}
-
-TEST(VariableMerge2) {
-  Isolate* isolate(CcTest::InitIsolateOnce());
-  VoidDescriptor descriptor(isolate);
-  CodeStubAssemblerTester m(isolate, descriptor);
-  CodeStubAssembler::Variable var1(&m, MachineRepresentation::kTagged);
-  CodeStubAssembler::Label l1(&m), l2(&m), merge(&m);
-  Node* temp = m.Int32Constant(0);
-  var1.Bind(temp);
-  m.Branch(m.Int32Constant(1), &l1, &l2);
-  m.Bind(&l1);
-  CHECK_EQ(var1.value(), temp);
-  m.Goto(&merge);
-  m.Bind(&l2);
-  Node* temp2 = m.Int32Constant(2);
-  var1.Bind(temp2);
-  CHECK_EQ(var1.value(), temp2);
-  m.Goto(&merge);
-  m.Bind(&merge);
-  CHECK_NE(var1.value(), temp);
-}
-
-TEST(VariableMerge3) {
-  Isolate* isolate(CcTest::InitIsolateOnce());
-  VoidDescriptor descriptor(isolate);
-  CodeStubAssemblerTester m(isolate, descriptor);
-  CodeStubAssembler::Variable var1(&m, MachineRepresentation::kTagged);
-  CodeStubAssembler::Variable var2(&m, MachineRepresentation::kTagged);
-  CodeStubAssembler::Label l1(&m), l2(&m), merge(&m);
-  Node* temp = m.Int32Constant(0);
-  var1.Bind(temp);
-  var2.Bind(temp);
-  m.Branch(m.Int32Constant(1), &l1, &l2);
-  m.Bind(&l1);
-  CHECK_EQ(var1.value(), temp);
-  m.Goto(&merge);
-  m.Bind(&l2);
-  Node* temp2 = m.Int32Constant(2);
-  var1.Bind(temp2);
-  CHECK_EQ(var1.value(), temp2);
-  m.Goto(&merge);
-  m.Bind(&merge);
-  CHECK_NE(var1.value(), temp);
-  CHECK_NE(var1.value(), temp2);
-  CHECK_EQ(var2.value(), temp);
-}
-
-TEST(VariableMergeBindFirst) {
-  Isolate* isolate(CcTest::InitIsolateOnce());
-  VoidDescriptor descriptor(isolate);
-  CodeStubAssemblerTester m(isolate, descriptor);
-  CodeStubAssembler::Variable var1(&m, MachineRepresentation::kTagged);
-  CodeStubAssembler::Label l1(&m), l2(&m), merge(&m, &var1), end(&m);
-  Node* temp = m.Int32Constant(0);
-  var1.Bind(temp);
-  m.Branch(m.Int32Constant(1), &l1, &l2);
-  m.Bind(&l1);
-  CHECK_EQ(var1.value(), temp);
-  m.Goto(&merge);
-  m.Bind(&merge);
-  CHECK(var1.value() != temp);
-  CHECK(var1.value() != nullptr);
-  m.Goto(&end);
-  m.Bind(&l2);
-  Node* temp2 = m.Int32Constant(2);
-  var1.Bind(temp2);
-  CHECK_EQ(var1.value(), temp2);
-  m.Goto(&merge);
-  m.Bind(&end);
-  CHECK(var1.value() != temp);
-  CHECK(var1.value() != nullptr);
-}
-
-TEST(VariableMergeSwitch) {
-  Isolate* isolate(CcTest::InitIsolateOnce());
-  VoidDescriptor descriptor(isolate);
-  CodeStubAssemblerTester m(isolate, descriptor);
-  CodeStubAssembler::Variable var1(&m, MachineRepresentation::kTagged);
-  CodeStubAssembler::Label l1(&m), l2(&m), default_label(&m);
-  CodeStubAssembler::Label* labels[] = {&l1, &l2};
-  int32_t values[] = {1, 2};
-  Node* temp = m.Int32Constant(0);
-  var1.Bind(temp);
-  m.Switch(m.Int32Constant(2), &default_label, values, labels, 2);
-  m.Bind(&l1);
-  DCHECK_EQ(temp, var1.value());
-  m.Return(temp);
-  m.Bind(&l2);
-  DCHECK_EQ(temp, var1.value());
-  m.Return(temp);
-  m.Bind(&default_label);
-  DCHECK_EQ(temp, var1.value());
-  m.Return(temp);
-}
-
-TEST(FixedArrayAccessSmiIndex) {
-  Isolate* isolate(CcTest::InitIsolateOnce());
-  VoidDescriptor descriptor(isolate);
-  CodeStubAssemblerTester m(isolate, descriptor);
-  Handle<FixedArray> array = isolate->factory()->NewFixedArray(5);
-  array->set(4, Smi::FromInt(733));
-  m.Return(m.LoadFixedArrayElement(m.HeapConstant(array),
-                                   m.SmiTag(m.Int32Constant(4)), 0,
-                                   CodeStubAssembler::SMI_PARAMETERS));
-  Handle<Code> code = m.GenerateCode();
-  FunctionTester ft(descriptor, code);
-  MaybeHandle<Object> result = ft.Call();
-  CHECK_EQ(733, Handle<Smi>::cast(result.ToHandleChecked())->value());
-}
-
-TEST(LoadHeapNumberValue) {
-  Isolate* isolate(CcTest::InitIsolateOnce());
-  VoidDescriptor descriptor(isolate);
-  CodeStubAssemblerTester m(isolate, descriptor);
-  Handle<HeapNumber> number = isolate->factory()->NewHeapNumber(1234);
-  m.Return(m.SmiTag(
-      m.ChangeFloat64ToUint32(m.LoadHeapNumberValue(m.HeapConstant(number)))));
-  Handle<Code> code = m.GenerateCode();
-  FunctionTester ft(descriptor, code);
-  MaybeHandle<Object> result = ft.Call();
-  CHECK_EQ(1234, Handle<Smi>::cast(result.ToHandleChecked())->value());
-}
-
-TEST(LoadInstanceType) {
-  Isolate* isolate(CcTest::InitIsolateOnce());
-  VoidDescriptor descriptor(isolate);
-  CodeStubAssemblerTester m(isolate, descriptor);
-  Handle<HeapObject> undefined = isolate->factory()->undefined_value();
-  m.Return(m.SmiTag(m.LoadInstanceType(m.HeapConstant(undefined))));
-  Handle<Code> code = m.GenerateCode();
-  FunctionTester ft(descriptor, code);
-  MaybeHandle<Object> result = ft.Call();
-  CHECK_EQ(InstanceType::ODDBALL_TYPE,
-           Handle<Smi>::cast(result.ToHandleChecked())->value());
-}
-
-namespace {
-
-class TestBitField : public BitField<unsigned, 3, 3> {};
-
-}  // namespace
-
-TEST(BitFieldDecode) {
-  Isolate* isolate(CcTest::InitIsolateOnce());
-  VoidDescriptor descriptor(isolate);
-  CodeStubAssemblerTester m(isolate, descriptor);
-  m.Return(m.SmiTag(m.BitFieldDecode<TestBitField>(m.Int32Constant(0x2f))));
-  Handle<Code> code = m.GenerateCode();
-  FunctionTester ft(descriptor, code);
-  MaybeHandle<Object> result = ft.Call();
-  // value  = 00101111
-  // mask   = 00111000
-  // result = 101
-  CHECK_EQ(5, Handle<Smi>::cast(result.ToHandleChecked())->value());
-}
-
-namespace {
-
-Handle<JSFunction> CreateFunctionFromCode(int parameter_count_with_receiver,
-                                          Handle<Code> code) {
-  Isolate* isolate = code->GetIsolate();
-  Handle<String> name = isolate->factory()->InternalizeUtf8String("test");
-  Handle<JSFunction> function =
-      isolate->factory()->NewFunctionWithoutPrototype(name, code);
-  function->shared()->set_internal_formal_parameter_count(
-      parameter_count_with_receiver - 1);  // Implicit undefined receiver.
-  return function;
-}
-
-}  // namespace
-
-TEST(JSFunction) {
-  const int kNumParams = 3;  // Receiver, left, right.
-  Isolate* isolate(CcTest::InitIsolateOnce());
-  CodeStubAssemblerTester m(isolate, kNumParams);
-  m.Return(m.SmiTag(m.Int32Add(m.SmiToWord32(m.Parameter(1)),
-                               m.SmiToWord32(m.Parameter(2)))));
-  Handle<Code> code = m.GenerateCode();
-  Handle<JSFunction> function = CreateFunctionFromCode(kNumParams, code);
-  Handle<Object> args[] = {Handle<Smi>(Smi::FromInt(23), isolate),
-                           Handle<Smi>(Smi::FromInt(34), isolate)};
-  MaybeHandle<Object> result =
-      Execution::Call(isolate, function, isolate->factory()->undefined_value(),
-                      arraysize(args), args);
-  CHECK_EQ(57, Handle<Smi>::cast(result.ToHandleChecked())->value());
-}
-
-TEST(SplitEdgeBranchMerge) {
-  Isolate* isolate(CcTest::InitIsolateOnce());
-  VoidDescriptor descriptor(isolate);
-  CodeStubAssemblerTester m(isolate, descriptor);
-  CodeStubAssembler::Label l1(&m), merge(&m);
-  m.Branch(m.Int32Constant(1), &l1, &merge);
-  m.Bind(&l1);
-  m.Goto(&merge);
-  m.Bind(&merge);
-  USE(m.GenerateCode());
-}
-
-TEST(SplitEdgeSwitchMerge) {
-  Isolate* isolate(CcTest::InitIsolateOnce());
-  VoidDescriptor descriptor(isolate);
-  CodeStubAssemblerTester m(isolate, descriptor);
-  CodeStubAssembler::Label l1(&m), l2(&m), l3(&m), default_label(&m);
-  CodeStubAssembler::Label* labels[] = {&l1, &l2};
-  int32_t values[] = {1, 2};
-  m.Branch(m.Int32Constant(1), &l3, &l1);
-  m.Bind(&l3);
-  m.Switch(m.Int32Constant(2), &default_label, values, labels, 2);
-  m.Bind(&l1);
-  m.Goto(&l2);
-  m.Bind(&l2);
-  m.Goto(&default_label);
-  m.Bind(&default_label);
-  USE(m.GenerateCode());
-}
-
-TEST(TestToConstant) {
-  Isolate* isolate(CcTest::InitIsolateOnce());
-  VoidDescriptor descriptor(isolate);
-  CodeStubAssemblerTester m(isolate, descriptor);
-  int32_t value32;
-  int64_t value64;
-  Node* a = m.Int32Constant(5);
-  CHECK(m.ToInt32Constant(a, value32));
-  CHECK(m.ToInt64Constant(a, value64));
-
-  a = m.Int64Constant(static_cast<int64_t>(1) << 32);
-  CHECK(!m.ToInt32Constant(a, value32));
-  CHECK(m.ToInt64Constant(a, value64));
-
-  a = m.Int64Constant(13);
-  CHECK(m.ToInt32Constant(a, value32));
-  CHECK(m.ToInt64Constant(a, value64));
-
-  a = m.UndefinedConstant();
-  CHECK(!m.ToInt32Constant(a, value32));
-  CHECK(!m.ToInt64Constant(a, value64));
-
-  a = m.UndefinedConstant();
-  CHECK(!m.ToInt32Constant(a, value32));
-  CHECK(!m.ToInt64Constant(a, value64));
-}
-
-}  // namespace compiler
-}  // namespace internal
-}  // namespace v8