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566a885d4a
v8/test/unittests/compiler/common-operator-unittest.cc
Florian Sattler 2c97e1458f [cleanup] Refactor compiler to use default members. 
Fixing clang-tidy warning.

Bug: v8:8015
Change-Id: I7d885f0e2ba3cdf97de190166dc4cdd24dc0c11e
Reviewed-on: https://chromium-review.googlesource.com/1224091
Commit-Queue: Florian Sattler <sattlerf@google.com>
Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Cr-Commit-Position: refs/heads/master@{#55956}
2018-09-17 12:12:21 +00:00

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// 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 <limits>
#include "src/compiler/common-operator.h"
#include "src/compiler/opcodes.h"
#include "src/compiler/operator.h"
#include "src/compiler/operator-properties.h"
#include "test/unittests/test-utils.h"
namespace v8 {
namespace internal {
namespace compiler {
namespace common_operator_unittest {
// -----------------------------------------------------------------------------
// Shared operators.
namespace {
struct SharedOperator {
const Operator* (CommonOperatorBuilder::*constructor)();
IrOpcode::Value opcode;
Operator::Properties properties;
int value_input_count;
int effect_input_count;
int control_input_count;
int value_output_count;
int effect_output_count;
int control_output_count;
};
std::ostream& operator<<(std::ostream& os, const SharedOperator& fop) {
return os << IrOpcode::Mnemonic(fop.opcode);
}
const SharedOperator kSharedOperators[] = {
#define SHARED(Name, properties, value_input_count, effect_input_count, \
control_input_count, value_output_count, effect_output_count, \
control_output_count) \
{ \
&CommonOperatorBuilder::Name, IrOpcode::k##Name, properties, \
value_input_count, effect_input_count, control_input_count, \
value_output_count, effect_output_count, control_output_count \
}
SHARED(Dead, Operator::kFoldable, 0, 0, 0, 1, 1, 1),
SHARED(IfTrue, Operator::kKontrol, 0, 0, 1, 0, 0, 1),
SHARED(IfFalse, Operator::kKontrol, 0, 0, 1, 0, 0, 1),
SHARED(IfSuccess, Operator::kKontrol, 0, 0, 1, 0, 0, 1),
SHARED(IfException, Operator::kKontrol, 0, 1, 1, 1, 1, 1),
SHARED(Throw, Operator::kKontrol, 0, 1, 1, 0, 0, 1),
SHARED(Terminate, Operator::kKontrol, 0, 1, 1, 0, 0, 1)
#undef SHARED
};
class CommonSharedOperatorTest
: public TestWithZone,
public ::testing::WithParamInterface<SharedOperator> {};
} // namespace
TEST_P(CommonSharedOperatorTest, InstancesAreGloballyShared) {
const SharedOperator& sop = GetParam();
CommonOperatorBuilder common1(zone());
CommonOperatorBuilder common2(zone());
EXPECT_EQ((common1.*sop.constructor)(), (common2.*sop.constructor)());
}
TEST_P(CommonSharedOperatorTest, NumberOfInputsAndOutputs) {
CommonOperatorBuilder common(zone());
const SharedOperator& sop = GetParam();
const Operator* op = (common.*sop.constructor)();
EXPECT_EQ(sop.value_input_count, op->ValueInputCount());
EXPECT_EQ(sop.effect_input_count, op->EffectInputCount());
EXPECT_EQ(sop.control_input_count, op->ControlInputCount());
EXPECT_EQ(
sop.value_input_count + sop.effect_input_count + sop.control_input_count,
OperatorProperties::GetTotalInputCount(op));
EXPECT_EQ(sop.value_output_count, op->ValueOutputCount());
EXPECT_EQ(sop.effect_output_count, op->EffectOutputCount());
EXPECT_EQ(sop.control_output_count, op->ControlOutputCount());
}
TEST_P(CommonSharedOperatorTest, OpcodeIsCorrect) {
CommonOperatorBuilder common(zone());
const SharedOperator& sop = GetParam();
const Operator* op = (common.*sop.constructor)();
EXPECT_EQ(sop.opcode, op->opcode());
}
TEST_P(CommonSharedOperatorTest, Properties) {
CommonOperatorBuilder common(zone());
const SharedOperator& sop = GetParam();
const Operator* op = (common.*sop.constructor)();
EXPECT_EQ(sop.properties, op->properties());
}
INSTANTIATE_TEST_CASE_P(CommonOperatorTest, CommonSharedOperatorTest,
::testing::ValuesIn(kSharedOperators));
// -----------------------------------------------------------------------------
// Other operators.
namespace {
class CommonOperatorTest : public TestWithZone {
public:
CommonOperatorTest() : common_(zone()) {}
~CommonOperatorTest() override = default;
CommonOperatorBuilder* common() { return &common_; }
private:
CommonOperatorBuilder common_;
};
const int kArguments[] = {1, 5, 6, 42, 100, 10000, 65000};
const size_t kCases[] = {3, 4, 100, 255, 1024, 65000};
const float kFloatValues[] = {-std::numeric_limits<float>::infinity(),
std::numeric_limits<float>::min(),
-1.0f,
-0.0f,
0.0f,
1.0f,
std::numeric_limits<float>::max(),
std::numeric_limits<float>::infinity(),
std::numeric_limits<float>::quiet_NaN(),
std::numeric_limits<float>::signaling_NaN()};
const size_t kInputCounts[] = {3, 4, 100, 255, 1024, 65000};
const int32_t kInt32Values[] = {
std::numeric_limits<int32_t>::min(), -1914954528, -1698749618, -1578693386,
-1577976073, -1573998034, -1529085059, -1499540537, -1299205097,
-1090814845, -938186388, -806828902, -750927650, -520676892, -513661538,
-453036354, -433622833, -282638793, -28375, -27788, -22770, -18806, -14173,
-11956, -11200, -10212, -8160, -3751, -2758, -1522, -121, -120, -118, -117,
-106, -84, -80, -74, -59, -52, -48, -39, -35, -17, -11, -10, -9, -7, -5, 0,
9, 12, 17, 23, 29, 31, 33, 35, 40, 47, 55, 56, 62, 64, 67, 68, 69, 74, 79,
84, 89, 90, 97, 104, 118, 124, 126, 127, 7278, 17787, 24136, 24202, 25570,
26680, 30242, 32399, 420886487, 642166225, 821912648, 822577803, 851385718,
1212241078, 1411419304, 1589626102, 1596437184, 1876245816, 1954730266,
2008792749, 2045320228, std::numeric_limits<int32_t>::max()};
const BranchHint kBranchHints[] = {BranchHint::kNone, BranchHint::kTrue,
BranchHint::kFalse};
} // namespace
TEST_F(CommonOperatorTest, End) {
TRACED_FOREACH(size_t, input_count, kInputCounts) {
const Operator* const op = common()->End(input_count);
EXPECT_EQ(IrOpcode::kEnd, op->opcode());
EXPECT_EQ(Operator::kKontrol, op->properties());
EXPECT_EQ(0, op->ValueInputCount());
EXPECT_EQ(0, op->EffectInputCount());
EXPECT_EQ(input_count, static_cast<uint32_t>(op->ControlInputCount()));
EXPECT_EQ(input_count, static_cast<uint32_t>(
OperatorProperties::GetTotalInputCount(op)));
EXPECT_EQ(0, op->ValueOutputCount());
EXPECT_EQ(0, op->EffectOutputCount());
EXPECT_EQ(0, op->ControlOutputCount());
}
}
TEST_F(CommonOperatorTest, Return) {
TRACED_FOREACH(int, input_count, kArguments) {
const Operator* const op = common()->Return(input_count);
EXPECT_EQ(IrOpcode::kReturn, op->opcode());
EXPECT_EQ(Operator::kNoThrow, op->properties());
EXPECT_EQ(input_count + 1, op->ValueInputCount());
EXPECT_EQ(1, op->EffectInputCount());
EXPECT_EQ(1, op->ControlInputCount());
EXPECT_EQ(3 + input_count, OperatorProperties::GetTotalInputCount(op));
EXPECT_EQ(0, op->ValueOutputCount());
EXPECT_EQ(0, op->EffectOutputCount());
EXPECT_EQ(1, op->ControlOutputCount());
}
}
TEST_F(CommonOperatorTest, Branch) {
TRACED_FOREACH(BranchHint, hint, kBranchHints) {
const Operator* const op = common()->Branch(hint);
EXPECT_EQ(IrOpcode::kBranch, op->opcode());
EXPECT_EQ(Operator::kKontrol, op->properties());
EXPECT_EQ(hint, BranchHintOf(op));
EXPECT_EQ(1, op->ValueInputCount());
EXPECT_EQ(0, op->EffectInputCount());
EXPECT_EQ(1, op->ControlInputCount());
EXPECT_EQ(2, OperatorProperties::GetTotalInputCount(op));
EXPECT_EQ(0, op->ValueOutputCount());
EXPECT_EQ(0, op->EffectOutputCount());
EXPECT_EQ(2, op->ControlOutputCount());
}
}
TEST_F(CommonOperatorTest, Switch) {
TRACED_FOREACH(size_t, cases, kCases) {
const Operator* const op = common()->Switch(cases);
EXPECT_EQ(IrOpcode::kSwitch, op->opcode());
EXPECT_EQ(Operator::kKontrol, op->properties());
EXPECT_EQ(1, op->ValueInputCount());
EXPECT_EQ(0, op->EffectInputCount());
EXPECT_EQ(1, op->ControlInputCount());
EXPECT_EQ(2, OperatorProperties::GetTotalInputCount(op));
EXPECT_EQ(0, op->ValueOutputCount());
EXPECT_EQ(0, op->EffectOutputCount());
EXPECT_EQ(static_cast<int>(cases), op->ControlOutputCount());
}
}
TEST_F(CommonOperatorTest, IfValue) {
TRACED_FOREACH(int32_t, value, kInt32Values) {
TRACED_FOREACH(int32_t, order, kInt32Values) {
const Operator* const op = common()->IfValue(value, order);
EXPECT_EQ(IrOpcode::kIfValue, op->opcode());
EXPECT_EQ(Operator::kKontrol, op->properties());
EXPECT_EQ(IfValueParameters(value, order), IfValueParametersOf(op));
EXPECT_EQ(0, op->ValueInputCount());
EXPECT_EQ(0, op->EffectInputCount());
EXPECT_EQ(1, op->ControlInputCount());
EXPECT_EQ(1, OperatorProperties::GetTotalInputCount(op));
EXPECT_EQ(0, op->ValueOutputCount());
EXPECT_EQ(0, op->EffectOutputCount());
EXPECT_EQ(1, op->ControlOutputCount());
}
}
}
TEST_F(CommonOperatorTest, Select) {
static const MachineRepresentation kMachineRepresentations[] = {
MachineRepresentation::kBit, MachineRepresentation::kWord8,
MachineRepresentation::kWord16, MachineRepresentation::kWord32,
MachineRepresentation::kWord64, MachineRepresentation::kFloat32,
MachineRepresentation::kFloat64, MachineRepresentation::kTagged};
TRACED_FOREACH(MachineRepresentation, rep, kMachineRepresentations) {
TRACED_FOREACH(BranchHint, hint, kBranchHints) {
const Operator* const op = common()->Select(rep, hint);
EXPECT_EQ(IrOpcode::kSelect, op->opcode());
EXPECT_EQ(Operator::kPure, op->properties());
EXPECT_EQ(rep, SelectParametersOf(op).representation());
EXPECT_EQ(hint, SelectParametersOf(op).hint());
EXPECT_EQ(3, op->ValueInputCount());
EXPECT_EQ(0, op->EffectInputCount());
EXPECT_EQ(0, op->ControlInputCount());
EXPECT_EQ(3, OperatorProperties::GetTotalInputCount(op));
EXPECT_EQ(1, op->ValueOutputCount());
EXPECT_EQ(0, op->EffectOutputCount());
EXPECT_EQ(0, op->ControlOutputCount());
}
}
}
TEST_F(CommonOperatorTest, Float32Constant) {
TRACED_FOREACH(float, value, kFloatValues) {
const Operator* op = common()->Float32Constant(value);
EXPECT_PRED2(base::bit_equal_to<float>(), value, OpParameter<float>(op));
EXPECT_EQ(0, op->ValueInputCount());
EXPECT_EQ(0, OperatorProperties::GetTotalInputCount(op));
EXPECT_EQ(0, op->ControlOutputCount());
EXPECT_EQ(0, op->EffectOutputCount());
EXPECT_EQ(1, op->ValueOutputCount());
}
TRACED_FOREACH(float, v1, kFloatValues) {
TRACED_FOREACH(float, v2, kFloatValues) {
const Operator* op1 = common()->Float32Constant(v1);
const Operator* op2 = common()->Float32Constant(v2);
EXPECT_EQ(bit_cast<uint32_t>(v1) == bit_cast<uint32_t>(v2),
op1->Equals(op2));
}
}
}
TEST_F(CommonOperatorTest, Float64Constant) {
TRACED_FOREACH(double, value, kFloatValues) {
const Operator* op = common()->Float64Constant(value);
EXPECT_PRED2(base::bit_equal_to<double>(), value, OpParameter<double>(op));
EXPECT_EQ(0, op->ValueInputCount());
EXPECT_EQ(0, OperatorProperties::GetTotalInputCount(op));
EXPECT_EQ(0, op->ControlOutputCount());
EXPECT_EQ(0, op->EffectOutputCount());
EXPECT_EQ(1, op->ValueOutputCount());
}
TRACED_FOREACH(double, v1, kFloatValues) {
TRACED_FOREACH(double, v2, kFloatValues) {
const Operator* op1 = common()->Float64Constant(v1);
const Operator* op2 = common()->Float64Constant(v2);
EXPECT_EQ(bit_cast<uint64_t>(v1) == bit_cast<uint64_t>(v2),
op1->Equals(op2));
}
}
}
TEST_F(CommonOperatorTest, NumberConstant) {
TRACED_FOREACH(double, value, kFloatValues) {
const Operator* op = common()->NumberConstant(value);
EXPECT_PRED2(base::bit_equal_to<double>(), value, OpParameter<double>(op));
EXPECT_EQ(0, op->ValueInputCount());
EXPECT_EQ(0, OperatorProperties::GetTotalInputCount(op));
EXPECT_EQ(0, op->ControlOutputCount());
EXPECT_EQ(0, op->EffectOutputCount());
EXPECT_EQ(1, op->ValueOutputCount());
}
TRACED_FOREACH(double, v1, kFloatValues) {
TRACED_FOREACH(double, v2, kFloatValues) {
const Operator* op1 = common()->NumberConstant(v1);
const Operator* op2 = common()->NumberConstant(v2);
EXPECT_EQ(bit_cast<uint64_t>(v1) == bit_cast<uint64_t>(v2),
op1->Equals(op2));
}
}
}
TEST_F(CommonOperatorTest, BeginRegion) {
{
const Operator* op =
common()->BeginRegion(RegionObservability::kObservable);
EXPECT_EQ(1, op->EffectInputCount());
EXPECT_EQ(1, OperatorProperties::GetTotalInputCount(op));
EXPECT_EQ(0, op->ControlOutputCount());
EXPECT_EQ(1, op->EffectOutputCount());
EXPECT_EQ(0, op->ValueOutputCount());
}
{
const Operator* op =
common()->BeginRegion(RegionObservability::kNotObservable);
EXPECT_EQ(1, op->EffectInputCount());
EXPECT_EQ(1, OperatorProperties::GetTotalInputCount(op));
EXPECT_EQ(0, op->ControlOutputCount());
EXPECT_EQ(1, op->EffectOutputCount());
EXPECT_EQ(0, op->ValueOutputCount());
}
}
TEST_F(CommonOperatorTest, FinishRegion) {
const Operator* op = common()->FinishRegion();
EXPECT_EQ(1, op->ValueInputCount());
EXPECT_EQ(1, op->EffectInputCount());
EXPECT_EQ(2, OperatorProperties::GetTotalInputCount(op));
EXPECT_EQ(0, op->ControlOutputCount());
EXPECT_EQ(1, op->EffectOutputCount());
EXPECT_EQ(1, op->ValueOutputCount());
}
TEST_F(CommonOperatorTest, Projection) {
TRACED_FORRANGE(size_t, index, 0, 3) {
const Operator* op = common()->Projection(index);
EXPECT_EQ(index, ProjectionIndexOf(op));
EXPECT_EQ(1, op->ValueInputCount());
EXPECT_EQ(1, op->ControlInputCount());
EXPECT_EQ(2, OperatorProperties::GetTotalInputCount(op));
EXPECT_EQ(0, op->ControlOutputCount());
EXPECT_EQ(0, op->EffectOutputCount());
EXPECT_EQ(1, op->ValueOutputCount());
}
}
} // namespace common_operator_unittest
} // namespace compiler
} // namespace internal
} // namespace v8
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