v8/test/cctest/compiler/test-code-assembler.cc

Ignoring revisions in .git-blame-ignore-revs. Click here to bypass and see the normal blame view.

502 lines
15 KiB
C++
Raw Normal View History

// 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/codegen/code-factory.h"
#include "src/compiler/code-assembler.h"
#include "src/compiler/node-properties.h"
#include "src/compiler/opcodes.h"
#include "src/execution/isolate.h"
#include "src/objects/heap-number-inl.h"
#include "src/objects/js-function.h"
#include "src/objects/objects-inl.h"
#include "test/cctest/compiler/code-assembler-tester.h"
#include "test/cctest/compiler/function-tester.h"
namespace v8 {
namespace internal {
namespace compiler {
namespace {
template <class T>
using TVariable = TypedCodeAssemblerVariable<T>;
TNode<Smi> SmiTag(CodeAssembler* m, Node* value) {
int32_t constant_value;
if (m->ToInt32Constant(value, &constant_value) &&
Smi::IsValid(constant_value)) {
return m->SmiConstant(Smi::FromInt(constant_value));
}
return m->BitcastWordToTaggedSigned(
m->WordShl(value, m->IntPtrConstant(kSmiShiftSize + kSmiTagSize)));
}
Node* UndefinedConstant(CodeAssembler* m) {
return m->LoadRoot(RootIndex::kUndefinedValue);
}
Node* LoadObjectField(CodeAssembler* m, Node* object, int offset,
MachineType type = MachineType::AnyTagged()) {
return m->Load(type, object, m->IntPtrConstant(offset - kHeapObjectTag));
}
Node* LoadMap(CodeAssembler* m, Node* object) {
return LoadObjectField(m, object, JSObject::kMapOffset);
}
} // namespace
TEST(SimpleSmiReturn) {
Isolate* isolate(CcTest::InitIsolateOnce());
CodeAssemblerTester asm_tester(isolate);
CodeAssembler m(asm_tester.state());
m.Return(SmiTag(&m, m.Int32Constant(37)));
FunctionTester ft(asm_tester.GenerateCode());
CHECK_EQ(37, ft.CallChecked<Smi>()->value());
}
TEST(SimpleIntPtrReturn) {
Isolate* isolate(CcTest::InitIsolateOnce());
CodeAssemblerTester asm_tester(isolate);
CodeAssembler m(asm_tester.state());
int test;
m.Return(m.BitcastWordToTagged(
m.IntPtrConstant(reinterpret_cast<intptr_t>(&test))));
FunctionTester ft(asm_tester.GenerateCode());
MaybeHandle<Object> result = ft.Call();
CHECK_EQ(reinterpret_cast<Address>(&test), result.ToHandleChecked()->ptr());
}
TEST(SimpleDoubleReturn) {
Isolate* isolate(CcTest::InitIsolateOnce());
CodeAssemblerTester asm_tester(isolate);
CodeAssembler m(asm_tester.state());
m.Return(m.NumberConstant(0.5));
FunctionTester ft(asm_tester.GenerateCode());
CHECK_EQ(0.5, ft.CallChecked<HeapNumber>()->value());
}
TEST(SimpleCallRuntime1Arg) {
Isolate* isolate(CcTest::InitIsolateOnce());
CodeAssemblerTester asm_tester(isolate);
CodeAssembler m(asm_tester.state());
TNode<Context> context =
m.HeapConstant(Handle<Context>(isolate->native_context()));
TNode<Smi> b = SmiTag(&m, m.Int32Constant(0));
m.Return(m.CallRuntime(Runtime::kIsSmi, context, b));
FunctionTester ft(asm_tester.GenerateCode());
CHECK(ft.CallChecked<Oddball>().is_identical_to(
isolate->factory()->true_value()));
}
TEST(SimpleTailCallRuntime1Arg) {
Isolate* isolate(CcTest::InitIsolateOnce());
CodeAssemblerTester asm_tester(isolate);
CodeAssembler m(asm_tester.state());
TNode<Context> context =
m.HeapConstant(Handle<Context>(isolate->native_context()));
TNode<Smi> b = SmiTag(&m, m.Int32Constant(0));
m.TailCallRuntime(Runtime::kIsSmi, context, b);
FunctionTester ft(asm_tester.GenerateCode());
CHECK(ft.CallChecked<Oddball>().is_identical_to(
isolate->factory()->true_value()));
}
TEST(SimpleCallRuntime2Arg) {
Isolate* isolate(CcTest::InitIsolateOnce());
CodeAssemblerTester asm_tester(isolate);
CodeAssembler m(asm_tester.state());
TNode<Context> context =
m.HeapConstant(Handle<Context>(isolate->native_context()));
TNode<Smi> a = SmiTag(&m, m.Int32Constant(2));
TNode<Smi> b = SmiTag(&m, m.Int32Constant(4));
m.Return(m.CallRuntime(Runtime::kAdd, context, a, b));
FunctionTester ft(asm_tester.GenerateCode());
CHECK_EQ(6, ft.CallChecked<Smi>()->value());
}
TEST(SimpleTailCallRuntime2Arg) {
Isolate* isolate(CcTest::InitIsolateOnce());
CodeAssemblerTester asm_tester(isolate);
CodeAssembler m(asm_tester.state());
TNode<Context> context =
m.HeapConstant(Handle<Context>(isolate->native_context()));
TNode<Smi> a = SmiTag(&m, m.Int32Constant(2));
TNode<Smi> b = SmiTag(&m, m.Int32Constant(4));
m.TailCallRuntime(Runtime::kAdd, context, a, b);
FunctionTester ft(asm_tester.GenerateCode());
CHECK_EQ(6, ft.CallChecked<Smi>()->value());
}
namespace {
Handle<JSFunction> CreateSumAllArgumentsFunction(FunctionTester* ft) {
const char* source =
"(function() {\n"
" var sum = 0 + this;\n"
" for (var i = 0; i < arguments.length; i++) {\n"
" sum += arguments[i];\n"
" }\n"
" return sum;\n"
"})";
return ft->NewFunction(source);
}
} // namespace
TEST(SimpleCallJSFunction0Arg) {
Isolate* isolate(CcTest::InitIsolateOnce());
const int kNumParams = 1;
const int kContextOffset = kNumParams + 3;
CodeAssemblerTester asm_tester(isolate, kNumParams + 1); // Include receiver.
CodeAssembler m(asm_tester.state());
{
auto function = m.Parameter<JSFunction>(1);
auto context = m.Parameter<Context>(kContextOffset);
auto receiver = SmiTag(&m, m.Int32Constant(42));
Callable callable = CodeFactory::Call(isolate);
TNode<Object> result = m.CallJS(callable, context, function, receiver);
m.Return(result);
}
FunctionTester ft(asm_tester.GenerateCode(), kNumParams);
Handle<JSFunction> sum = CreateSumAllArgumentsFunction(&ft);
MaybeHandle<Object> result = ft.Call(sum);
CHECK_EQ(Smi::FromInt(42), *result.ToHandleChecked());
}
TEST(SimpleCallJSFunction1Arg) {
Isolate* isolate(CcTest::InitIsolateOnce());
const int kNumParams = 1;
const int kContextOffset = kNumParams + 3;
CodeAssemblerTester asm_tester(isolate, kNumParams + 1); // Include receiver.
CodeAssembler m(asm_tester.state());
{
auto function = m.Parameter<JSFunction>(1);
auto context = m.Parameter<Context>(kContextOffset);
Node* receiver = SmiTag(&m, m.Int32Constant(42));
Node* a = SmiTag(&m, m.Int32Constant(13));
Callable callable = CodeFactory::Call(isolate);
TNode<Object> result = m.CallJS(callable, context, function, receiver, a);
m.Return(result);
}
FunctionTester ft(asm_tester.GenerateCode(), kNumParams);
Handle<JSFunction> sum = CreateSumAllArgumentsFunction(&ft);
MaybeHandle<Object> result = ft.Call(sum);
CHECK_EQ(Smi::FromInt(55), *result.ToHandleChecked());
}
TEST(SimpleCallJSFunction2Arg) {
Isolate* isolate(CcTest::InitIsolateOnce());
const int kNumParams = 2;
const int kContextOffset = kNumParams + 3;
CodeAssemblerTester asm_tester(isolate, kNumParams + 1); // Include receiver.
CodeAssembler m(asm_tester.state());
{
auto function = m.Parameter<JSFunction>(1);
auto context = m.Parameter<Context>(kContextOffset);
Node* receiver = SmiTag(&m, m.Int32Constant(42));
Node* a = SmiTag(&m, m.Int32Constant(13));
Node* b = SmiTag(&m, m.Int32Constant(153));
Callable callable = CodeFactory::Call(isolate);
TNode<Object> result =
m.CallJS(callable, context, function, receiver, a, b);
m.Return(result);
}
FunctionTester ft(asm_tester.GenerateCode(), kNumParams);
Handle<JSFunction> sum = CreateSumAllArgumentsFunction(&ft);
MaybeHandle<Object> result = ft.Call(sum);
CHECK_EQ(Smi::FromInt(208), *result.ToHandleChecked());
}
TEST(VariableMerge1) {
Isolate* isolate(CcTest::InitIsolateOnce());
CodeAssemblerTester asm_tester(isolate);
CodeAssembler m(asm_tester.state());
TVariable<Int32T> var1(&m);
CodeAssemblerLabel l1(&m), l2(&m), merge(&m);
TNode<Int32T> temp = m.Int32Constant(0);
var1 = 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());
CodeAssemblerTester asm_tester(isolate);
CodeAssembler m(asm_tester.state());
TVariable<Int32T> var1(&m);
CodeAssemblerLabel l1(&m), l2(&m), merge(&m);
TNode<Int32T> temp = m.Int32Constant(0);
var1 = temp;
m.Branch(m.Int32Constant(1), &l1, &l2);
m.Bind(&l1);
CHECK_EQ(var1.value(), temp);
m.Goto(&merge);
m.Bind(&l2);
TNode<Int32T> temp2 = m.Int32Constant(2);
var1 = temp2;
CHECK_EQ(var1.value(), temp2);
m.Goto(&merge);
m.Bind(&merge);
CHECK_NE(var1.value(), temp);
}
TEST(VariableMerge3) {
Isolate* isolate(CcTest::InitIsolateOnce());
CodeAssemblerTester asm_tester(isolate);
CodeAssembler m(asm_tester.state());
TVariable<Int32T> var1(&m);
TVariable<Int32T> var2(&m);
CodeAssemblerLabel l1(&m), l2(&m), merge(&m);
TNode<Int32T> temp = m.Int32Constant(0);
var1 = temp;
var2 = temp;
m.Branch(m.Int32Constant(1), &l1, &l2);
m.Bind(&l1);
CHECK_EQ(var1.value(), temp);
m.Goto(&merge);
m.Bind(&l2);
TNode<Int32T> temp2 = m.Int32Constant(2);
var1 = 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());
CodeAssemblerTester asm_tester(isolate);
CodeAssembler m(asm_tester.state());
TVariable<Int32T> var1(&m);
CodeAssemblerLabel l1(&m), l2(&m), merge(&m, &var1), end(&m);
TNode<Int32T> temp = m.Int32Constant(0);
var1 = 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_NOT_NULL(var1.value());
m.Goto(&end);
m.Bind(&l2);
TNode<Int32T> temp2 = m.Int32Constant(2);
var1 = temp2;
CHECK_EQ(var1.value(), temp2);
m.Goto(&merge);
m.Bind(&end);
CHECK(var1.value() != temp);
CHECK_NOT_NULL(var1.value());
}
TEST(VariableMergeSwitch) {
Isolate* isolate(CcTest::InitIsolateOnce());
CodeAssemblerTester asm_tester(isolate);
CodeAssembler m(asm_tester.state());
TVariable<Smi> var1(&m);
CodeAssemblerLabel l1(&m), l2(&m), default_label(&m);
CodeAssemblerLabel* labels[] = {&l1, &l2};
int32_t values[] = {1, 2};
TNode<Smi> temp1 = m.SmiConstant(0);
var1 = temp1;
m.Switch(m.Int32Constant(2), &default_label, values, labels, 2);
m.Bind(&l1);
CHECK_EQ(temp1, var1.value());
m.Return(temp1);
m.Bind(&l2);
CHECK_EQ(temp1, var1.value());
TNode<Smi> temp2 = m.SmiConstant(7);
var1 = temp2;
m.Goto(&default_label);
m.Bind(&default_label);
CHECK_EQ(IrOpcode::kPhi, (*var1.value()).opcode());
CHECK_EQ(2, (*var1.value()).op()->ValueInputCount());
CHECK_EQ(temp1, NodeProperties::GetValueInput(var1.value(), 0));
CHECK_EQ(temp2, NodeProperties::GetValueInput(var1.value(), 1));
m.Return(temp1);
}
TEST(SplitEdgeBranchMerge) {
Isolate* isolate(CcTest::InitIsolateOnce());
CodeAssemblerTester asm_tester(isolate);
CodeAssembler m(asm_tester.state());
CodeAssemblerLabel l1(&m), merge(&m);
m.Branch(m.Int32Constant(1), &l1, &merge);
m.Bind(&l1);
m.Goto(&merge);
m.Bind(&merge);
USE(asm_tester.GenerateCode());
}
TEST(SplitEdgeSwitchMerge) {
Isolate* isolate(CcTest::InitIsolateOnce());
CodeAssemblerTester asm_tester(isolate);
CodeAssembler m(asm_tester.state());
CodeAssemblerLabel l1(&m), l2(&m), l3(&m), default_label(&m);
CodeAssemblerLabel* 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(asm_tester.GenerateCode());
}
TEST(TestToConstant) {
Isolate* isolate(CcTest::InitIsolateOnce());
CodeAssemblerTester asm_tester(isolate);
CodeAssembler m(asm_tester.state());
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 = UndefinedConstant(&m);
CHECK(!m.ToInt32Constant(a, &value32));
CHECK(!m.ToInt64Constant(a, &value64));
a = UndefinedConstant(&m);
CHECK(!m.ToInt32Constant(a, &value32));
CHECK(!m.ToInt64Constant(a, &value64));
}
TEST(DeferredCodePhiHints) {
Isolate* isolate(CcTest::InitIsolateOnce());
CodeAssemblerTester asm_tester(isolate);
CodeAssembler m(asm_tester.state());
CodeAssemblerLabel block1(&m, CodeAssemblerLabel::kDeferred);
m.Goto(&block1);
m.Bind(&block1);
{
TVariable<Map> var_object(&m);
CodeAssemblerLabel loop(&m, &var_object);
var_object = m.CAST(LoadMap(&m, m.SmiConstant(0)));
m.Goto(&loop);
m.Bind(&loop);
{
TNode<Map> map = m.CAST(LoadMap(&m, var_object.value()));
var_object = map;
m.Goto(&loop);
}
}
CHECK(!asm_tester.GenerateCode().is_null());
}
TEST(TestOutOfScopeVariable) {
Isolate* isolate(CcTest::InitIsolateOnce());
CodeAssemblerTester asm_tester(isolate);
CodeAssembler m(asm_tester.state());
CodeAssemblerLabel block1(&m);
CodeAssemblerLabel block2(&m);
CodeAssemblerLabel block3(&m);
CodeAssemblerLabel block4(&m);
m.Branch(m.WordEqual(m.UncheckedParameter<IntPtrT>(0), m.IntPtrConstant(0)),
&block1, &block4);
m.Bind(&block4);
{
TVariable<IntPtrT> var_object(&m);
m.Branch(m.WordEqual(m.UncheckedParameter<IntPtrT>(0), m.IntPtrConstant(0)),
&block2, &block3);
m.Bind(&block2);
var_object = m.IntPtrConstant(55);
m.Goto(&block1);
m.Bind(&block3);
var_object = m.IntPtrConstant(66);
m.Goto(&block1);
}
m.Bind(&block1);
CHECK(!asm_tester.GenerateCode().is_null());
}
TEST(ExceptionHandler) {
Isolate* isolate(CcTest::InitIsolateOnce());
const int kNumParams = 0;
CodeAssemblerTester asm_tester(isolate, kNumParams);
CodeAssembler m(asm_tester.state());
TVariable<Object> var(m.SmiConstant(0), &m);
CodeAssemblerLabel exception(&m, {&var}, CodeAssemblerLabel::kDeferred);
{
ScopedExceptionHandler handler(&m, &exception, &var);
TNode<Context> context =
m.HeapConstant(Handle<Context>(isolate->native_context()));
m.CallRuntime(Runtime::kThrow, context, m.SmiConstant(2));
}
m.Return(m.SmiConstant(1));
m.Bind(&exception);
m.Return(var.value());
FunctionTester ft(asm_tester.GenerateCode(), kNumParams);
CHECK_EQ(2, ft.CallChecked<Smi>()->value());
}
Reland "Reland "Reland "[code-comments] Put code comments into the code object""" This is a reland of 9c0a48580bc820d93a16f8914281a7359beb2a7a Original change's description: > Reland "Reland "[code-comments] Put code comments into the code object"" > > This is a reland of ed3d647284538e9d6f013ebf2c460697aa06a5df > > This reland fixes that padding at the end of Wasm instruction streams > triggered asserts in the code printer. > > Original change's description: > > Reland "[code-comments] Put code comments into the code object" > > > > This is a reland of e774cffe2bd3f00332209d4d5695221963888c96 > > > > This reland disables a test as v8:8548 is blocking it, which was > > broken by a recent CL. CQ did not catch this because the merge-base > > CQ used did not yet contain the CL that caused v8:8548. > > > > Original change's description: > > > [code-comments] Put code comments into the code object > > > > > > Code comments in the snapshot can now be enabled with gn > > > arg 'v8_enable_snapshot_code_comments' > > > > > > Bug: v8:7989 > > > Change-Id: I8bd00cafa63132d00d849394c311ba15e6b6daf3 > > > Reviewed-on: https://chromium-review.googlesource.com/c/1329173 > > > Commit-Queue: Sigurd Schneider <sigurds@chromium.org> > > > Reviewed-by: Jakob Gruber <jgruber@chromium.org> > > > Reviewed-by: Michael Starzinger <mstarzinger@chromium.org> > > > Reviewed-by: Michael Stanton <mvstanton@chromium.org> > > > Cr-Commit-Position: refs/heads/master@{#58020} > > > > TBR=mvstanton@chromium.org,mstarzinger@chromium.org,jgruber@chromium.org,tebbi@chromium.org > > > > Bug: v8:7989, v8:8548 > > Change-Id: I464fc897205fefdf2dfc2eadc54d699c4e08a0e9 > > Reviewed-on: https://chromium-review.googlesource.com/c/1361166 > > Reviewed-by: Sigurd Schneider <sigurds@chromium.org> > > Commit-Queue: Sigurd Schneider <sigurds@chromium.org> > > Cr-Commit-Position: refs/heads/master@{#58028} > > Bug: v8:7989, v8:8548 > Change-Id: I254f55ff687ad049f8d92b09331ed26a2bd05d7d > Reviewed-on: https://chromium-review.googlesource.com/c/1371784 > Commit-Queue: Sigurd Schneider <sigurds@chromium.org> > Reviewed-by: Michael Starzinger <mstarzinger@chromium.org> > Reviewed-by: Jakob Gruber <jgruber@chromium.org> > Cr-Commit-Position: refs/heads/master@{#58221} TBR=jgruber@chromium.org,mstarzinger@chromium.org Bug: v8:7989, v8:8548, v8:8593 Change-Id: I4f7ffc98e0281c7b744eb4a04ba0763896c7b59b Reviewed-on: https://chromium-review.googlesource.com/c/1375919 Reviewed-by: Sigurd Schneider <sigurds@chromium.org> Commit-Queue: Sigurd Schneider <sigurds@chromium.org> Cr-Commit-Position: refs/heads/master@{#58232}
2018-12-13 19:30:56 +00:00
TEST(TestCodeAssemblerCodeComment) {
i::FLAG_code_comments = true;
Isolate* isolate(CcTest::InitIsolateOnce());
const int kNumParams = 0;
CodeAssemblerTester asm_tester(isolate, kNumParams);
CodeAssembler m(asm_tester.state());
m.Comment("Comment1");
m.Return(m.SmiConstant(1));
Handle<Code> code = asm_tester.GenerateCode();
CHECK_NE(code->code_comments(), kNullAddress);
CodeCommentsIterator it(code->code_comments(), code->code_comments_size());
Reland "Reland "Reland "[code-comments] Put code comments into the code object""" This is a reland of 9c0a48580bc820d93a16f8914281a7359beb2a7a Original change's description: > Reland "Reland "[code-comments] Put code comments into the code object"" > > This is a reland of ed3d647284538e9d6f013ebf2c460697aa06a5df > > This reland fixes that padding at the end of Wasm instruction streams > triggered asserts in the code printer. > > Original change's description: > > Reland "[code-comments] Put code comments into the code object" > > > > This is a reland of e774cffe2bd3f00332209d4d5695221963888c96 > > > > This reland disables a test as v8:8548 is blocking it, which was > > broken by a recent CL. CQ did not catch this because the merge-base > > CQ used did not yet contain the CL that caused v8:8548. > > > > Original change's description: > > > [code-comments] Put code comments into the code object > > > > > > Code comments in the snapshot can now be enabled with gn > > > arg 'v8_enable_snapshot_code_comments' > > > > > > Bug: v8:7989 > > > Change-Id: I8bd00cafa63132d00d849394c311ba15e6b6daf3 > > > Reviewed-on: https://chromium-review.googlesource.com/c/1329173 > > > Commit-Queue: Sigurd Schneider <sigurds@chromium.org> > > > Reviewed-by: Jakob Gruber <jgruber@chromium.org> > > > Reviewed-by: Michael Starzinger <mstarzinger@chromium.org> > > > Reviewed-by: Michael Stanton <mvstanton@chromium.org> > > > Cr-Commit-Position: refs/heads/master@{#58020} > > > > TBR=mvstanton@chromium.org,mstarzinger@chromium.org,jgruber@chromium.org,tebbi@chromium.org > > > > Bug: v8:7989, v8:8548 > > Change-Id: I464fc897205fefdf2dfc2eadc54d699c4e08a0e9 > > Reviewed-on: https://chromium-review.googlesource.com/c/1361166 > > Reviewed-by: Sigurd Schneider <sigurds@chromium.org> > > Commit-Queue: Sigurd Schneider <sigurds@chromium.org> > > Cr-Commit-Position: refs/heads/master@{#58028} > > Bug: v8:7989, v8:8548 > Change-Id: I254f55ff687ad049f8d92b09331ed26a2bd05d7d > Reviewed-on: https://chromium-review.googlesource.com/c/1371784 > Commit-Queue: Sigurd Schneider <sigurds@chromium.org> > Reviewed-by: Michael Starzinger <mstarzinger@chromium.org> > Reviewed-by: Jakob Gruber <jgruber@chromium.org> > Cr-Commit-Position: refs/heads/master@{#58221} TBR=jgruber@chromium.org,mstarzinger@chromium.org Bug: v8:7989, v8:8548, v8:8593 Change-Id: I4f7ffc98e0281c7b744eb4a04ba0763896c7b59b Reviewed-on: https://chromium-review.googlesource.com/c/1375919 Reviewed-by: Sigurd Schneider <sigurds@chromium.org> Commit-Queue: Sigurd Schneider <sigurds@chromium.org> Cr-Commit-Position: refs/heads/master@{#58232}
2018-12-13 19:30:56 +00:00
CHECK(it.HasCurrent());
bool found_comment = false;
while (it.HasCurrent()) {
if (strcmp(it.GetComment(), "Comment1") == 0) found_comment = true;
it.Next();
}
CHECK(found_comment);
}
TEST(StaticAssert) {
Isolate* isolate(CcTest::InitIsolateOnce());
CodeAssemblerTester asm_tester(isolate);
CodeAssembler m(asm_tester.state());
m.StaticAssert(m.ReinterpretCast<BoolT>(m.Int32Constant(1)));
USE(asm_tester.GenerateCode());
}
} // namespace compiler
} // namespace internal
} // namespace v8