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v8/test/cctest/compiler/test-run-stubs.cc
Leszek Swirski 6de8560209 [cleanup] Remove unused Isolate parameters 
ReadOnlyRoots means that some added Isolate parameters are no longer
needed. So, we can remove them.

This patch was generated mostly automatically with a bespoke tool.

Bug: v8:7786
Bug: v8:7754
Cq-Include-Trybots: luci.v8.try:v8_linux_noi18n_rel_ng
Change-Id: Ia44fd2a66652253f780e3674bf7fb431caef0493
Reviewed-on: https://chromium-review.googlesource.com/1136305
Commit-Queue: Leszek Swirski <leszeks@chromium.org>
Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Reviewed-by: Dan Elphick <delphick@chromium.org>
Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Reviewed-by: Yang Guo <yangguo@chromium.org>
Cr-Commit-Position: refs/heads/master@{#54526}
2018-07-18 16:47:22 +00:00

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// 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/bootstrapper.h"
#include "src/callable.h"
#include "src/code-stubs.h"
#include "src/compiler/common-operator.h"
#include "src/compiler/graph.h"
#include "src/compiler/js-graph.h"
#include "src/compiler/js-operator.h"
#include "src/compiler/linkage.h"
#include "src/compiler/machine-operator.h"
#include "src/compiler/pipeline.h"
#include "src/objects-inl.h"
#include "src/optimized-compilation-info.h"
#include "test/cctest/compiler/function-tester.h"
namespace v8 {
namespace internal {
namespace compiler {
class StubTester {
public:
StubTester(Zone* zone, CodeStub* stub)
: zone_(zone),
info_(ArrayVector("test"), zone, Code::STUB),
interface_descriptor_(stub->GetCallInterfaceDescriptor()),
descriptor_(Linkage::GetStubCallDescriptor(
zone, interface_descriptor_, stub->GetStackParameterCount(),
CallDescriptor::kNoFlags, Operator::kNoProperties)),
graph_(zone_),
common_(zone_),
tester_(InitializeFunctionTester(stub->GetCode()),
GetParameterCountWithContext()) {}
StubTester(Isolate* isolate, Zone* zone, Builtins::Name name)
: zone_(zone),
info_(ArrayVector("test"), zone, Code::STUB),
interface_descriptor_(
Builtins::CallableFor(isolate, name).descriptor()),
descriptor_(Linkage::GetStubCallDescriptor(
zone, interface_descriptor_,
interface_descriptor_.GetStackParameterCount(),
CallDescriptor::kNoFlags, Operator::kNoProperties)),
graph_(zone_),
common_(zone_),
tester_(InitializeFunctionTester(
Handle<Code>(isolate->builtins()->builtin(name), isolate)),
GetParameterCountWithContext()) {}
template <typename... Args>
Handle<Object> Call(Args... args) {
DCHECK_EQ(interface_descriptor_.GetParameterCount(), sizeof...(args));
MaybeHandle<Object> result =
tester_
.Call(args...,
Handle<HeapObject>(tester_.function->context(), ft().isolate))
.ToHandleChecked();
return result.ToHandleChecked();
}
FunctionTester& ft() { return tester_; }
private:
Graph* InitializeFunctionTester(Handle<Code> stub) {
// Add target, effect and control.
int node_count = GetParameterCountWithContext() + 3;
// Add extra inputs for the JSFunction parameter and the receiver (which for
// the tester is always undefined) to the start node.
Node* start =
graph_.NewNode(common_.Start(GetParameterCountWithContext() + 2));
Node** node_array = zone_->NewArray<Node*>(node_count);
node_array[0] = graph_.NewNode(common_.HeapConstant(stub));
for (int i = 0; i < GetParameterCountWithContext(); ++i) {
CHECK(IsAnyTagged(descriptor_->GetParameterType(i).representation()));
node_array[i + 1] = graph_.NewNode(common_.Parameter(i + 1), start);
}
node_array[node_count - 2] = start;
node_array[node_count - 1] = start;
Node* call =
graph_.NewNode(common_.Call(descriptor_), node_count, &node_array[0]);
Node* zero = graph_.NewNode(common_.Int32Constant(0));
Node* ret = graph_.NewNode(common_.Return(), zero, call, call, start);
Node* end = graph_.NewNode(common_.End(1), ret);
graph_.SetStart(start);
graph_.SetEnd(end);
return &graph_;
}
int GetParameterCountWithContext() {
return interface_descriptor_.GetParameterCount() + 1;
}
Zone* zone_;
OptimizedCompilationInfo info_;
CallInterfaceDescriptor interface_descriptor_;
CallDescriptor* descriptor_;
Graph graph_;
CommonOperatorBuilder common_;
FunctionTester tester_;
};
TEST(RunStringWrapperLengthStub) {
HandleAndZoneScope scope;
Isolate* isolate = scope.main_isolate();
Zone* zone = scope.main_zone();
StubTester tester(isolate, zone, Builtins::kLoadIC_StringWrapperLength);
// Actuall call through to the stub, verifying its result.
const char* testString = "Und das Lamm schrie HURZ!";
Handle<Object> receiverArg =
Object::ToObject(isolate, tester.ft().Val(testString)).ToHandleChecked();
Handle<Object> nameArg = tester.ft().Val("length");
Handle<Object> slot = tester.ft().Val(0.0);
Handle<Object> vector = tester.ft().Val(0.0);
Handle<Object> result = tester.Call(receiverArg, nameArg, slot, vector);
CHECK_EQ(static_cast<int>(strlen(testString)), Smi::ToInt(*result));
}
TEST(RunArrayExtractStubSimple) {
HandleAndZoneScope scope;
Isolate* isolate = scope.main_isolate();
Zone* zone = scope.main_zone();
StubTester tester(isolate, zone, Builtins::kExtractFastJSArray);
// Actuall call through to the stub, verifying its result.
Handle<JSArray> source_array = isolate->factory()->NewJSArray(
PACKED_ELEMENTS, 5, 10, INITIALIZE_ARRAY_ELEMENTS_WITH_HOLE);
static_cast<FixedArray*>(source_array->elements())->set(0, Smi::FromInt(5));
static_cast<FixedArray*>(source_array->elements())->set(1, Smi::FromInt(4));
static_cast<FixedArray*>(source_array->elements())->set(2, Smi::FromInt(3));
static_cast<FixedArray*>(source_array->elements())->set(3, Smi::FromInt(2));
static_cast<FixedArray*>(source_array->elements())->set(4, Smi::FromInt(1));
Handle<JSArray> result = Handle<JSArray>::cast(
tester.Call(source_array, Handle<Smi>(Smi::FromInt(0), isolate),
Handle<Smi>(Smi::FromInt(5), isolate)));
CHECK_NE(*source_array, *result);
CHECK_EQ(result->GetElementsKind(), PACKED_ELEMENTS);
CHECK_EQ(static_cast<FixedArray*>(result->elements())->get(0),
Smi::FromInt(5));
CHECK_EQ(static_cast<FixedArray*>(result->elements())->get(1),
Smi::FromInt(4));
CHECK_EQ(static_cast<FixedArray*>(result->elements())->get(2),
Smi::FromInt(3));
CHECK_EQ(static_cast<FixedArray*>(result->elements())->get(3),
Smi::FromInt(2));
CHECK_EQ(static_cast<FixedArray*>(result->elements())->get(4),
Smi::FromInt(1));
}
TEST(RunArrayExtractDoubleStubSimple) {
HandleAndZoneScope scope;
Isolate* isolate = scope.main_isolate();
Zone* zone = scope.main_zone();
StubTester tester(isolate, zone, Builtins::kExtractFastJSArray);
// Actuall call through to the stub, verifying its result.
Handle<JSArray> source_array = isolate->factory()->NewJSArray(
PACKED_DOUBLE_ELEMENTS, 5, 10, INITIALIZE_ARRAY_ELEMENTS_WITH_HOLE);
static_cast<FixedDoubleArray*>(source_array->elements())->set(0, 5);
static_cast<FixedDoubleArray*>(source_array->elements())->set(1, 4);
static_cast<FixedDoubleArray*>(source_array->elements())->set(2, 3);
static_cast<FixedDoubleArray*>(source_array->elements())->set(3, 2);
static_cast<FixedDoubleArray*>(source_array->elements())->set(4, 1);
Handle<JSArray> result = Handle<JSArray>::cast(
tester.Call(source_array, Handle<Smi>(Smi::FromInt(0), isolate),
Handle<Smi>(Smi::FromInt(5), isolate)));
CHECK_NE(*source_array, *result);
CHECK_EQ(result->GetElementsKind(), PACKED_DOUBLE_ELEMENTS);
CHECK_EQ(static_cast<FixedDoubleArray*>(result->elements())->get_scalar(0),
5);
CHECK_EQ(static_cast<FixedDoubleArray*>(result->elements())->get_scalar(1),
4);
CHECK_EQ(static_cast<FixedDoubleArray*>(result->elements())->get_scalar(2),
3);
CHECK_EQ(static_cast<FixedDoubleArray*>(result->elements())->get_scalar(3),
2);
CHECK_EQ(static_cast<FixedDoubleArray*>(result->elements())->get_scalar(4),
1);
}
TEST(RunArrayExtractStubTooBigForNewSpace) {
HandleAndZoneScope scope;
Isolate* isolate = scope.main_isolate();
Zone* zone = scope.main_zone();
StubTester tester(isolate, zone, Builtins::kExtractFastJSArray);
// Actuall call through to the stub, verifying its result.
Handle<JSArray> source_array = isolate->factory()->NewJSArray(
PACKED_ELEMENTS, 500000, 500000, INITIALIZE_ARRAY_ELEMENTS_WITH_HOLE);
for (int i = 0; i < 500000; ++i) {
static_cast<FixedArray*>(source_array->elements())->set(i, Smi::FromInt(i));
}
Handle<JSArray> result = Handle<JSArray>::cast(
tester.Call(source_array, Handle<Smi>(Smi::FromInt(0), isolate),
Handle<Smi>(Smi::FromInt(500000), isolate)));
CHECK_NE(*source_array, *result);
CHECK_EQ(result->GetElementsKind(), PACKED_ELEMENTS);
for (int i = 0; i < 500000; ++i) {
CHECK_EQ(static_cast<FixedArray*>(source_array->elements())->get(i),
static_cast<FixedArray*>(result->elements())->get(i));
}
}
TEST(RunArrayExtractDoubleStubTooBigForNewSpace) {
HandleAndZoneScope scope;
Isolate* isolate = scope.main_isolate();
Zone* zone = scope.main_zone();
StubTester tester(isolate, zone, Builtins::kExtractFastJSArray);
// Actuall call through to the stub, verifying its result.
Handle<JSArray> source_array = isolate->factory()->NewJSArray(
PACKED_DOUBLE_ELEMENTS, 500000, 500000,
INITIALIZE_ARRAY_ELEMENTS_WITH_HOLE, TENURED);
for (int i = 0; i < 500000; ++i) {
static_cast<FixedDoubleArray*>(source_array->elements())->set(i, i);
}
Handle<JSArray> result = Handle<JSArray>::cast(
tester.Call(source_array, Handle<Smi>(Smi::FromInt(0), isolate),
Handle<Smi>(Smi::FromInt(500000), isolate)));
CHECK_NE(*source_array, *result);
CHECK_EQ(result->GetElementsKind(), PACKED_DOUBLE_ELEMENTS);
for (int i = 0; i < 500000; ++i) {
CHECK_EQ(
static_cast<FixedDoubleArray*>(source_array->elements())->get_scalar(i),
static_cast<FixedDoubleArray*>(result->elements())->get_scalar(i));
}
}
} // namespace compiler
} // namespace internal
} // namespace v8
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