v8/test/unittests/compiler/graph-unittest.cc
bmeurer 9da894edcb [turbofan] Improve typed lowering rules for JSToBoolean.
Also lower JSToBoolean(x) where x is either some detectable receiver or
null, or any kind of receiver, null or undefined. Also fix a couple of
minor issues with the JSToBoolean lowering and tests.

R=yangguo@chromium.org
BUG=v8:5267

Review-Url: https://codereview.chromium.org/2530773002
Cr-Commit-Position: refs/heads/master@{#41241}
2016-11-24 06:37:14 +00:00

144 lines
3.6 KiB
C++

// Copyright 2014 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 "test/unittests/compiler/graph-unittest.h"
#include "src/compiler/node-properties.h"
#include "src/factory.h"
#include "src/objects-inl.h" // TODO(everyone): Make typer.h IWYU compliant.
#include "test/unittests/compiler/node-test-utils.h"
namespace v8 {
namespace internal {
namespace compiler {
GraphTest::GraphTest(int num_parameters)
: TestWithNativeContext(),
TestWithIsolateAndZone(),
common_(zone()),
graph_(zone()) {
graph()->SetStart(graph()->NewNode(common()->Start(num_parameters)));
graph()->SetEnd(graph()->NewNode(common()->End(1), graph()->start()));
}
GraphTest::~GraphTest() {}
Node* GraphTest::Parameter(int32_t index) {
return graph()->NewNode(common()->Parameter(index), graph()->start());
}
Node* GraphTest::Float32Constant(volatile float value) {
return graph()->NewNode(common()->Float32Constant(value));
}
Node* GraphTest::Float64Constant(volatile double value) {
return graph()->NewNode(common()->Float64Constant(value));
}
Node* GraphTest::Int32Constant(int32_t value) {
return graph()->NewNode(common()->Int32Constant(value));
}
Node* GraphTest::Int64Constant(int64_t value) {
return graph()->NewNode(common()->Int64Constant(value));
}
Node* GraphTest::NumberConstant(volatile double value) {
return graph()->NewNode(common()->NumberConstant(value));
}
Node* GraphTest::HeapConstant(const Handle<HeapObject>& value) {
Node* node = graph()->NewNode(common()->HeapConstant(value));
Type* type = Type::NewConstant(value, zone());
NodeProperties::SetType(node, type);
return node;
}
Node* GraphTest::FalseConstant() {
return HeapConstant(factory()->false_value());
}
Node* GraphTest::TrueConstant() {
return HeapConstant(factory()->true_value());
}
Node* GraphTest::UndefinedConstant() {
return HeapConstant(factory()->undefined_value());
}
Node* GraphTest::EmptyFrameState() {
Node* state_values = graph()->NewNode(common()->StateValues(0));
return graph()->NewNode(
common()->FrameState(BailoutId::None(), OutputFrameStateCombine::Ignore(),
nullptr),
state_values, state_values, state_values, NumberConstant(0),
UndefinedConstant(), graph()->start());
}
Matcher<Node*> GraphTest::IsFalseConstant() {
return IsHeapConstant(factory()->false_value());
}
Matcher<Node*> GraphTest::IsTrueConstant() {
return IsHeapConstant(factory()->true_value());
}
Matcher<Node*> GraphTest::IsNullConstant() {
return IsHeapConstant(factory()->null_value());
}
Matcher<Node*> GraphTest::IsUndefinedConstant() {
return IsHeapConstant(factory()->undefined_value());
}
TypedGraphTest::TypedGraphTest(int num_parameters)
: GraphTest(num_parameters), typer_(isolate(), Typer::kNoFlags, graph()) {}
TypedGraphTest::~TypedGraphTest() {}
Node* TypedGraphTest::Parameter(Type* type, int32_t index) {
Node* node = GraphTest::Parameter(index);
NodeProperties::SetType(node, type);
return node;
}
namespace {
const Operator kDummyOperator(0, Operator::kNoProperties, "Dummy", 0, 0, 0, 1,
0, 0);
} // namespace
TEST_F(GraphTest, NewNode) {
Node* n0 = graph()->NewNode(&kDummyOperator);
Node* n1 = graph()->NewNode(&kDummyOperator);
EXPECT_NE(n0, n1);
EXPECT_LT(0u, n0->id());
EXPECT_LT(0u, n1->id());
EXPECT_NE(n0->id(), n1->id());
EXPECT_EQ(&kDummyOperator, n0->op());
EXPECT_EQ(&kDummyOperator, n1->op());
}
} // namespace compiler
} // namespace internal
} // namespace v8