eeec886e5f
TEST=cctest,unittests R=jochen@chromium.org Review URL: https://codereview.chromium.org/821913002 Cr-Commit-Position: refs/heads/master@{#25935}
218 lines
8.1 KiB
C++
218 lines
8.1 KiB
C++
// Copyright 2014 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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#include "src/compiler/js-operator.h"
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#include "src/compiler/opcodes.h"
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#include "src/compiler/operator.h"
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#include "src/compiler/operator-properties.h"
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#include "test/unittests/test-utils.h"
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namespace v8 {
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namespace internal {
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namespace compiler {
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// -----------------------------------------------------------------------------
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// Shared operators.
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namespace {
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struct SharedOperator {
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const Operator* (JSOperatorBuilder::*constructor)();
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IrOpcode::Value opcode;
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Operator::Properties properties;
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int value_input_count;
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int frame_state_input_count;
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int effect_input_count;
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int control_input_count;
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int value_output_count;
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int effect_output_count;
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};
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std::ostream& operator<<(std::ostream& os, const SharedOperator& sop) {
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return os << IrOpcode::Mnemonic(sop.opcode);
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}
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const SharedOperator kSharedOperators[] = {
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#define SHARED(Name, properties, value_input_count, frame_state_input_count, \
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effect_input_count, control_input_count, value_output_count, \
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effect_output_count) \
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{ \
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&JSOperatorBuilder::Name, IrOpcode::kJS##Name, properties, \
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value_input_count, frame_state_input_count, effect_input_count, \
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control_input_count, value_output_count, effect_output_count \
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}
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SHARED(Equal, Operator::kNoProperties, 2, 1, 1, 1, 1, 1),
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SHARED(NotEqual, Operator::kNoProperties, 2, 1, 1, 1, 1, 1),
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SHARED(StrictEqual, Operator::kPure, 2, 0, 0, 0, 1, 0),
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SHARED(StrictNotEqual, Operator::kPure, 2, 0, 0, 0, 1, 0),
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SHARED(LessThan, Operator::kNoProperties, 2, 1, 1, 1, 1, 1),
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SHARED(GreaterThan, Operator::kNoProperties, 2, 1, 1, 1, 1, 1),
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SHARED(LessThanOrEqual, Operator::kNoProperties, 2, 1, 1, 1, 1, 1),
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SHARED(GreaterThanOrEqual, Operator::kNoProperties, 2, 1, 1, 1, 1, 1),
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SHARED(BitwiseOr, Operator::kNoProperties, 2, 1, 1, 1, 1, 1),
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SHARED(BitwiseXor, Operator::kNoProperties, 2, 1, 1, 1, 1, 1),
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SHARED(BitwiseAnd, Operator::kNoProperties, 2, 1, 1, 1, 1, 1),
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SHARED(ShiftLeft, Operator::kNoProperties, 2, 1, 1, 1, 1, 1),
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SHARED(ShiftRight, Operator::kNoProperties, 2, 1, 1, 1, 1, 1),
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SHARED(ShiftRightLogical, Operator::kNoProperties, 2, 1, 1, 1, 1, 1),
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SHARED(Add, Operator::kNoProperties, 2, 1, 1, 1, 1, 1),
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SHARED(Subtract, Operator::kNoProperties, 2, 1, 1, 1, 1, 1),
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SHARED(Multiply, Operator::kNoProperties, 2, 1, 1, 1, 1, 1),
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SHARED(Divide, Operator::kNoProperties, 2, 1, 1, 1, 1, 1),
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SHARED(Modulus, Operator::kNoProperties, 2, 1, 1, 1, 1, 1),
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SHARED(UnaryNot, Operator::kPure, 1, 0, 0, 0, 1, 0),
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SHARED(ToBoolean, Operator::kPure, 1, 0, 0, 0, 1, 0),
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SHARED(ToNumber, Operator::kNoProperties, 1, 0, 1, 1, 1, 1),
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SHARED(ToString, Operator::kNoProperties, 1, 0, 1, 1, 1, 1),
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SHARED(ToName, Operator::kNoProperties, 1, 0, 1, 1, 1, 1),
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SHARED(ToObject, Operator::kNoProperties, 1, 1, 1, 1, 1, 1),
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SHARED(Yield, Operator::kNoProperties, 1, 0, 1, 1, 1, 1),
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SHARED(Create, Operator::kEliminatable, 0, 0, 1, 1, 1, 1),
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SHARED(HasProperty, Operator::kNoProperties, 2, 1, 1, 1, 1, 1),
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SHARED(TypeOf, Operator::kPure, 1, 0, 0, 0, 1, 0),
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SHARED(InstanceOf, Operator::kNoProperties, 2, 1, 1, 1, 1, 1),
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SHARED(Debugger, Operator::kNoProperties, 0, 0, 1, 1, 0, 1),
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SHARED(CreateFunctionContext, Operator::kNoProperties, 1, 0, 1, 1, 1, 1),
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SHARED(CreateWithContext, Operator::kNoProperties, 2, 0, 1, 1, 1, 1),
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SHARED(CreateBlockContext, Operator::kNoProperties, 2, 0, 1, 1, 1, 1),
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SHARED(CreateModuleContext, Operator::kNoProperties, 2, 0, 1, 1, 1, 1),
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SHARED(CreateScriptContext, Operator::kNoProperties, 2, 0, 1, 1, 1, 1)
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#undef SHARED
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};
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} // namespace
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class JSSharedOperatorTest
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: public TestWithZone,
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public ::testing::WithParamInterface<SharedOperator> {};
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TEST_P(JSSharedOperatorTest, InstancesAreGloballyShared) {
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const SharedOperator& sop = GetParam();
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JSOperatorBuilder javascript1(zone());
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JSOperatorBuilder javascript2(zone());
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EXPECT_EQ((javascript1.*sop.constructor)(), (javascript2.*sop.constructor)());
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}
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TEST_P(JSSharedOperatorTest, NumberOfInputsAndOutputs) {
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JSOperatorBuilder javascript(zone());
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const SharedOperator& sop = GetParam();
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const Operator* op = (javascript.*sop.constructor)();
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const int context_input_count = 1;
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// TODO(jarin): Get rid of this hack.
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const int frame_state_input_count =
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FLAG_turbo_deoptimization ? sop.frame_state_input_count : 0;
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EXPECT_EQ(sop.value_input_count, op->ValueInputCount());
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EXPECT_EQ(context_input_count, OperatorProperties::GetContextInputCount(op));
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EXPECT_EQ(frame_state_input_count,
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OperatorProperties::GetFrameStateInputCount(op));
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EXPECT_EQ(sop.effect_input_count, op->EffectInputCount());
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EXPECT_EQ(sop.control_input_count, op->ControlInputCount());
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EXPECT_EQ(sop.value_input_count + context_input_count +
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frame_state_input_count + sop.effect_input_count +
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sop.control_input_count,
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OperatorProperties::GetTotalInputCount(op));
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EXPECT_EQ(sop.value_output_count, op->ValueOutputCount());
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EXPECT_EQ(sop.effect_output_count, op->EffectOutputCount());
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EXPECT_EQ(0, op->ControlOutputCount());
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}
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TEST_P(JSSharedOperatorTest, OpcodeIsCorrect) {
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JSOperatorBuilder javascript(zone());
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const SharedOperator& sop = GetParam();
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const Operator* op = (javascript.*sop.constructor)();
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EXPECT_EQ(sop.opcode, op->opcode());
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}
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TEST_P(JSSharedOperatorTest, Properties) {
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JSOperatorBuilder javascript(zone());
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const SharedOperator& sop = GetParam();
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const Operator* op = (javascript.*sop.constructor)();
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EXPECT_EQ(sop.properties, op->properties());
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}
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INSTANTIATE_TEST_CASE_P(JSOperatorTest, JSSharedOperatorTest,
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::testing::ValuesIn(kSharedOperators));
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// -----------------------------------------------------------------------------
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// JSStoreProperty.
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class JSStorePropertyOperatorTest
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: public TestWithZone,
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public ::testing::WithParamInterface<StrictMode> {};
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TEST_P(JSStorePropertyOperatorTest, InstancesAreGloballyShared) {
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const StrictMode mode = GetParam();
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JSOperatorBuilder javascript1(zone());
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JSOperatorBuilder javascript2(zone());
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EXPECT_EQ(javascript1.StoreProperty(mode), javascript2.StoreProperty(mode));
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}
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TEST_P(JSStorePropertyOperatorTest, NumberOfInputsAndOutputs) {
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JSOperatorBuilder javascript(zone());
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const StrictMode mode = GetParam();
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const Operator* op = javascript.StoreProperty(mode);
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// TODO(jarin): Get rid of this hack.
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const int frame_state_input_count = FLAG_turbo_deoptimization ? 1 : 0;
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EXPECT_EQ(3, op->ValueInputCount());
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EXPECT_EQ(1, OperatorProperties::GetContextInputCount(op));
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EXPECT_EQ(frame_state_input_count,
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OperatorProperties::GetFrameStateInputCount(op));
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EXPECT_EQ(1, op->EffectInputCount());
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EXPECT_EQ(1, op->ControlInputCount());
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EXPECT_EQ(6 + frame_state_input_count,
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OperatorProperties::GetTotalInputCount(op));
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EXPECT_EQ(0, op->ValueOutputCount());
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EXPECT_EQ(1, op->EffectOutputCount());
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EXPECT_EQ(0, op->ControlOutputCount());
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}
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TEST_P(JSStorePropertyOperatorTest, OpcodeIsCorrect) {
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JSOperatorBuilder javascript(zone());
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const StrictMode mode = GetParam();
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const Operator* op = javascript.StoreProperty(mode);
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EXPECT_EQ(IrOpcode::kJSStoreProperty, op->opcode());
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}
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TEST_P(JSStorePropertyOperatorTest, OpParameter) {
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JSOperatorBuilder javascript(zone());
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const StrictMode mode = GetParam();
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const Operator* op = javascript.StoreProperty(mode);
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EXPECT_EQ(mode, OpParameter<StrictMode>(op));
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}
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TEST_P(JSStorePropertyOperatorTest, Properties) {
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JSOperatorBuilder javascript(zone());
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const StrictMode mode = GetParam();
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const Operator* op = javascript.StoreProperty(mode);
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EXPECT_EQ(Operator::kNoProperties, op->properties());
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}
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INSTANTIATE_TEST_CASE_P(JSOperatorTest, JSStorePropertyOperatorTest,
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::testing::Values(SLOPPY, STRICT));
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} // namespace compiler
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} // namespace internal
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} // namespace v8
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