v8/test/unittests/compiler/codegen-unittest.cc

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// Copyright 2022 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/base/overflowing-math.h"
#include "src/objects/objects-inl.h"
#include "test/common/value-helper.h"
#include "test/unittests/compiler/codegen-tester.h"
#include "test/unittests/test-utils.h"
namespace v8 {
namespace internal {
namespace compiler {
class CodeGenTest : public TestWithIsolateAndZone {
public:
CodeGenTest() : TestWithIsolateAndZone(kCompressGraphZone) {}
protected:
void RunSmiConstant(int32_t v) {
// TODO(dcarney): on x64 Smis are generated with the SmiConstantRegister
#if !V8_TARGET_ARCH_X64
if (Smi::IsValid(v)) {
RawMachineAssemblerTester<Object> m(i_isolate(), zone());
m.Return(m.NumberConstant(v));
CHECK_EQ(Smi::FromInt(v), m.Call());
}
#endif
}
void RunNumberConstant(double v) {
RawMachineAssemblerTester<Object> m(i_isolate(), zone());
#if V8_TARGET_ARCH_X64
// TODO(dcarney): on x64 Smis are generated with the SmiConstantRegister
Handle<Object> number = m.isolate()->factory()->NewNumber(v);
if (number->IsSmi()) return;
#endif
m.Return(m.NumberConstant(v));
Object result = m.Call();
m.CheckNumber(v, result);
}
};
TEST_F(CodeGenTest, CompareWrapper) {
// Who tests the testers?
// If CompareWrapper is broken, then test expectations will be broken.
CompareWrapper wWord32Equal(IrOpcode::kWord32Equal);
CompareWrapper wInt32LessThan(IrOpcode::kInt32LessThan);
CompareWrapper wInt32LessThanOrEqual(IrOpcode::kInt32LessThanOrEqual);
CompareWrapper wUint32LessThan(IrOpcode::kUint32LessThan);
CompareWrapper wUint32LessThanOrEqual(IrOpcode::kUint32LessThanOrEqual);
FOR_INT32_INPUTS(a) {
FOR_INT32_INPUTS(b) {
CHECK_EQ(a == b, wWord32Equal.Int32Compare(a, b));
CHECK_EQ(a < b, wInt32LessThan.Int32Compare(a, b));
CHECK_EQ(a <= b, wInt32LessThanOrEqual.Int32Compare(a, b));
}
}
FOR_UINT32_INPUTS(a) {
FOR_UINT32_INPUTS(b) {
CHECK_EQ(a == b, wWord32Equal.Int32Compare(a, b));
CHECK_EQ(a < b, wUint32LessThan.Int32Compare(a, b));
CHECK_EQ(a <= b, wUint32LessThanOrEqual.Int32Compare(a, b));
}
}
CHECK_EQ(true, wWord32Equal.Int32Compare(0, 0));
CHECK_EQ(true, wWord32Equal.Int32Compare(257, 257));
CHECK_EQ(true, wWord32Equal.Int32Compare(65539, 65539));
CHECK_EQ(true, wWord32Equal.Int32Compare(-1, -1));
CHECK_EQ(true, wWord32Equal.Int32Compare(0xFFFFFFFF, 0xFFFFFFFF));
CHECK_EQ(false, wWord32Equal.Int32Compare(0, 1));
CHECK_EQ(false, wWord32Equal.Int32Compare(257, 256));
CHECK_EQ(false, wWord32Equal.Int32Compare(65539, 65537));
CHECK_EQ(false, wWord32Equal.Int32Compare(-1, -2));
CHECK_EQ(false, wWord32Equal.Int32Compare(0xFFFFFFFF, 0xFFFFFFFE));
CHECK_EQ(false, wInt32LessThan.Int32Compare(0, 0));
CHECK_EQ(false, wInt32LessThan.Int32Compare(357, 357));
CHECK_EQ(false, wInt32LessThan.Int32Compare(75539, 75539));
CHECK_EQ(false, wInt32LessThan.Int32Compare(-1, -1));
CHECK_EQ(false, wInt32LessThan.Int32Compare(0xFFFFFFFF, 0xFFFFFFFF));
CHECK_EQ(true, wInt32LessThan.Int32Compare(0, 1));
CHECK_EQ(true, wInt32LessThan.Int32Compare(456, 457));
CHECK_EQ(true, wInt32LessThan.Int32Compare(85537, 85539));
CHECK_EQ(true, wInt32LessThan.Int32Compare(-2, -1));
CHECK_EQ(true, wInt32LessThan.Int32Compare(0xFFFFFFFE, 0xFFFFFFFF));
CHECK_EQ(false, wInt32LessThan.Int32Compare(1, 0));
CHECK_EQ(false, wInt32LessThan.Int32Compare(457, 456));
CHECK_EQ(false, wInt32LessThan.Int32Compare(85539, 85537));
CHECK_EQ(false, wInt32LessThan.Int32Compare(-1, -2));
CHECK_EQ(false, wInt32LessThan.Int32Compare(0xFFFFFFFF, 0xFFFFFFFE));
CHECK_EQ(true, wInt32LessThanOrEqual.Int32Compare(0, 0));
CHECK_EQ(true, wInt32LessThanOrEqual.Int32Compare(357, 357));
CHECK_EQ(true, wInt32LessThanOrEqual.Int32Compare(75539, 75539));
CHECK_EQ(true, wInt32LessThanOrEqual.Int32Compare(-1, -1));
CHECK_EQ(true, wInt32LessThanOrEqual.Int32Compare(0xFFFFFFFF, 0xFFFFFFFF));
CHECK_EQ(true, wInt32LessThanOrEqual.Int32Compare(0, 1));
CHECK_EQ(true, wInt32LessThanOrEqual.Int32Compare(456, 457));
CHECK_EQ(true, wInt32LessThanOrEqual.Int32Compare(85537, 85539));
CHECK_EQ(true, wInt32LessThanOrEqual.Int32Compare(-2, -1));
CHECK_EQ(true, wInt32LessThanOrEqual.Int32Compare(0xFFFFFFFE, 0xFFFFFFFF));
CHECK_EQ(false, wInt32LessThanOrEqual.Int32Compare(1, 0));
CHECK_EQ(false, wInt32LessThanOrEqual.Int32Compare(457, 456));
CHECK_EQ(false, wInt32LessThanOrEqual.Int32Compare(85539, 85537));
CHECK_EQ(false, wInt32LessThanOrEqual.Int32Compare(-1, -2));
CHECK_EQ(false, wInt32LessThanOrEqual.Int32Compare(0xFFFFFFFF, 0xFFFFFFFE));
// Unsigned comparisons.
CHECK_EQ(false, wUint32LessThan.Int32Compare(0, 0));
CHECK_EQ(false, wUint32LessThan.Int32Compare(357, 357));
CHECK_EQ(false, wUint32LessThan.Int32Compare(75539, 75539));
CHECK_EQ(false, wUint32LessThan.Int32Compare(-1, -1));
CHECK_EQ(false, wUint32LessThan.Int32Compare(0xFFFFFFFF, 0xFFFFFFFF));
CHECK_EQ(false, wUint32LessThan.Int32Compare(0xFFFFFFFF, 0));
CHECK_EQ(false, wUint32LessThan.Int32Compare(-2999, 0));
CHECK_EQ(true, wUint32LessThan.Int32Compare(0, 1));
CHECK_EQ(true, wUint32LessThan.Int32Compare(456, 457));
CHECK_EQ(true, wUint32LessThan.Int32Compare(85537, 85539));
CHECK_EQ(true, wUint32LessThan.Int32Compare(-11, -10));
CHECK_EQ(true, wUint32LessThan.Int32Compare(0xFFFFFFFE, 0xFFFFFFFF));
CHECK_EQ(true, wUint32LessThan.Int32Compare(0, 0xFFFFFFFF));
CHECK_EQ(true, wUint32LessThan.Int32Compare(0, -2996));
CHECK_EQ(false, wUint32LessThan.Int32Compare(1, 0));
CHECK_EQ(false, wUint32LessThan.Int32Compare(457, 456));
CHECK_EQ(false, wUint32LessThan.Int32Compare(85539, 85537));
CHECK_EQ(false, wUint32LessThan.Int32Compare(-10, -21));
CHECK_EQ(false, wUint32LessThan.Int32Compare(0xFFFFFFFF, 0xFFFFFFFE));
CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(0, 0));
CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(357, 357));
CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(75539, 75539));
CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(-1, -1));
CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(0xFFFFFFFF, 0xFFFFFFFF));
CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(0, 1));
CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(456, 457));
CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(85537, 85539));
CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(-300, -299));
CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(-300, -300));
CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(0xFFFFFFFE, 0xFFFFFFFF));
CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(0, -2995));
CHECK_EQ(false, wUint32LessThanOrEqual.Int32Compare(1, 0));
CHECK_EQ(false, wUint32LessThanOrEqual.Int32Compare(457, 456));
CHECK_EQ(false, wUint32LessThanOrEqual.Int32Compare(85539, 85537));
CHECK_EQ(false, wUint32LessThanOrEqual.Int32Compare(-130, -170));
CHECK_EQ(false, wUint32LessThanOrEqual.Int32Compare(0xFFFFFFFF, 0xFFFFFFFE));
CHECK_EQ(false, wUint32LessThanOrEqual.Int32Compare(-2997, 0));
CompareWrapper wFloat64Equal(IrOpcode::kFloat64Equal);
CompareWrapper wFloat64LessThan(IrOpcode::kFloat64LessThan);
CompareWrapper wFloat64LessThanOrEqual(IrOpcode::kFloat64LessThanOrEqual);
// Check NaN handling.
double nan = std::numeric_limits<double>::quiet_NaN();
double inf = V8_INFINITY;
CHECK_EQ(false, wFloat64Equal.Float64Compare(nan, 0.0));
CHECK_EQ(false, wFloat64Equal.Float64Compare(nan, 1.0));
CHECK_EQ(false, wFloat64Equal.Float64Compare(nan, inf));
CHECK_EQ(false, wFloat64Equal.Float64Compare(nan, -inf));
CHECK_EQ(false, wFloat64Equal.Float64Compare(nan, nan));
CHECK_EQ(false, wFloat64Equal.Float64Compare(0.0, nan));
CHECK_EQ(false, wFloat64Equal.Float64Compare(1.0, nan));
CHECK_EQ(false, wFloat64Equal.Float64Compare(inf, nan));
CHECK_EQ(false, wFloat64Equal.Float64Compare(-inf, nan));
CHECK_EQ(false, wFloat64Equal.Float64Compare(nan, nan));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(nan, 0.0));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(nan, 1.0));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(nan, inf));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(nan, -inf));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(nan, nan));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(0.0, nan));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(1.0, nan));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(inf, nan));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(-inf, nan));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(nan, nan));
CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(nan, 0.0));
CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(nan, 1.0));
CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(nan, inf));
CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(nan, -inf));
CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(nan, nan));
CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(0.0, nan));
CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(1.0, nan));
CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(inf, nan));
CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(-inf, nan));
CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(nan, nan));
// Check inf handling.
CHECK_EQ(false, wFloat64Equal.Float64Compare(inf, 0.0));
CHECK_EQ(false, wFloat64Equal.Float64Compare(inf, 1.0));
CHECK_EQ(true, wFloat64Equal.Float64Compare(inf, inf));
CHECK_EQ(false, wFloat64Equal.Float64Compare(inf, -inf));
CHECK_EQ(false, wFloat64Equal.Float64Compare(0.0, inf));
CHECK_EQ(false, wFloat64Equal.Float64Compare(1.0, inf));
CHECK_EQ(true, wFloat64Equal.Float64Compare(inf, inf));
CHECK_EQ(false, wFloat64Equal.Float64Compare(-inf, inf));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(inf, 0.0));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(inf, 1.0));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(inf, inf));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(inf, -inf));
CHECK_EQ(true, wFloat64LessThan.Float64Compare(0.0, inf));
CHECK_EQ(true, wFloat64LessThan.Float64Compare(1.0, inf));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(inf, inf));
CHECK_EQ(true, wFloat64LessThan.Float64Compare(-inf, inf));
CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(inf, 0.0));
CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(inf, 1.0));
CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(inf, inf));
CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(inf, -inf));
CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(0.0, inf));
CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(1.0, inf));
CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(inf, inf));
CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(-inf, inf));
// Check -inf handling.
CHECK_EQ(false, wFloat64Equal.Float64Compare(-inf, 0.0));
CHECK_EQ(false, wFloat64Equal.Float64Compare(-inf, 1.0));
CHECK_EQ(false, wFloat64Equal.Float64Compare(-inf, inf));
CHECK_EQ(true, wFloat64Equal.Float64Compare(-inf, -inf));
CHECK_EQ(false, wFloat64Equal.Float64Compare(0.0, -inf));
CHECK_EQ(false, wFloat64Equal.Float64Compare(1.0, -inf));
CHECK_EQ(false, wFloat64Equal.Float64Compare(inf, -inf));
CHECK_EQ(true, wFloat64Equal.Float64Compare(-inf, -inf));
CHECK_EQ(true, wFloat64LessThan.Float64Compare(-inf, 0.0));
CHECK_EQ(true, wFloat64LessThan.Float64Compare(-inf, 1.0));
CHECK_EQ(true, wFloat64LessThan.Float64Compare(-inf, inf));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(-inf, -inf));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(0.0, -inf));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(1.0, -inf));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(inf, -inf));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(-inf, -inf));
CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(-inf, 0.0));
CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(-inf, 1.0));
CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(-inf, inf));
CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(-inf, -inf));
CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(0.0, -inf));
CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(1.0, -inf));
CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(inf, -inf));
CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(-inf, -inf));
// Check basic values.
CHECK_EQ(true, wFloat64Equal.Float64Compare(0, 0));
CHECK_EQ(true, wFloat64Equal.Float64Compare(257.1, 257.1));
CHECK_EQ(true, wFloat64Equal.Float64Compare(65539.1, 65539.1));
CHECK_EQ(true, wFloat64Equal.Float64Compare(-1.1, -1.1));
CHECK_EQ(false, wFloat64Equal.Float64Compare(0, 1));
CHECK_EQ(false, wFloat64Equal.Float64Compare(257.2, 256.2));
CHECK_EQ(false, wFloat64Equal.Float64Compare(65539.2, 65537.2));
CHECK_EQ(false, wFloat64Equal.Float64Compare(-1.2, -2.2));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(0, 0));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(357.3, 357.3));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(75539.3, 75539.3));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(-1.3, -1.3));
CHECK_EQ(true, wFloat64LessThan.Float64Compare(0, 1));
CHECK_EQ(true, wFloat64LessThan.Float64Compare(456.4, 457.4));
CHECK_EQ(true, wFloat64LessThan.Float64Compare(85537.4, 85539.4));
CHECK_EQ(true, wFloat64LessThan.Float64Compare(-2.4, -1.4));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(1, 0));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(457.5, 456.5));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(85539.5, 85537.5));
CHECK_EQ(false, wFloat64LessThan.Float64Compare(-1.5, -2.5));
CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(0, 0));
CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(357.6, 357.6));
CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(75539.6, 75539.6));
CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(-1.6, -1.6));
CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(0, 1));
CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(456.7, 457.7));
CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(85537.7, 85539.7));
CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(-2.7, -1.7));
CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(1, 0));
CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(457.8, 456.8));
CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(85539.8, 85537.8));
CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(-1.8, -2.8));
}
TEST_F(CodeGenTest, ParametersEqual) {
RawMachineAssemblerTester<int32_t> m(
i_isolate(), zone(), MachineType::Int32(), MachineType::Int32());
Node* p1 = m.Parameter(1);
CHECK(p1);
Node* p0 = m.Parameter(0);
CHECK(p0);
CHECK_EQ(p0, m.Parameter(0));
CHECK_EQ(p1, m.Parameter(1));
}
TEST_F(CodeGenTest, RunEmpty) {
RawMachineAssemblerTester<int32_t> m(i_isolate(), zone());
m.Return(m.Int32Constant(0));
CHECK_EQ(0, m.Call());
}
TEST_F(CodeGenTest, RunInt32Constants) {
FOR_INT32_INPUTS(i) {
RawMachineAssemblerTester<int32_t> m(i_isolate(), zone());
m.Return(m.Int32Constant(i));
CHECK_EQ(i, m.Call());
}
}
TEST_F(CodeGenTest, RunSmiConstants) {
for (int32_t i = 1; i < Smi::kMaxValue && i != 0;
i = base::ShlWithWraparound(i, 1)) {
RunSmiConstant(i);
RunSmiConstant(base::MulWithWraparound(3, i));
RunSmiConstant(base::MulWithWraparound(5, i));
RunSmiConstant(base::NegateWithWraparound(i));
RunSmiConstant(i | 1);
RunSmiConstant(i | 3);
}
RunSmiConstant(Smi::kMaxValue);
RunSmiConstant(Smi::kMaxValue - 1);
RunSmiConstant(Smi::kMinValue);
RunSmiConstant(Smi::kMinValue + 1);
FOR_INT32_INPUTS(i) { RunSmiConstant(i); }
}
TEST_F(CodeGenTest, RunNumberConstants) {
FOR_FLOAT64_INPUTS(i) { RunNumberConstant(i); }
FOR_INT32_INPUTS(i) { RunNumberConstant(i); }
for (int32_t i = 1; i < Smi::kMaxValue && i != 0;
i = base::ShlWithWraparound(i, 1)) {
RunNumberConstant(i);
RunNumberConstant(base::NegateWithWraparound(i));
RunNumberConstant(i | 1);
RunNumberConstant(i | 3);
}
RunNumberConstant(Smi::kMaxValue);
RunNumberConstant(Smi::kMaxValue - 1);
RunNumberConstant(Smi::kMinValue);
RunNumberConstant(Smi::kMinValue + 1);
}
TEST_F(CodeGenTest, RunEmptyString) {
RawMachineAssemblerTester<Object> m(i_isolate(), zone());
m.Return(m.StringConstant("empty"));
m.CheckString("empty", m.Call());
}
TEST_F(CodeGenTest, RunHeapConstant) {
RawMachineAssemblerTester<Object> m(i_isolate(), zone());
m.Return(m.StringConstant("empty"));
m.CheckString("empty", m.Call());
}
TEST_F(CodeGenTest, RunHeapNumberConstant) {
RawMachineAssemblerTester<void*> m(i_isolate(), zone());
Handle<HeapObject> number = m.isolate()->factory()->NewHeapNumber(100.5);
m.Return(m.HeapConstant(number));
HeapObject result =
HeapObject::cast(Object(reinterpret_cast<Address>(m.Call())));
CHECK_EQ(result, *number);
}
TEST_F(CodeGenTest, RunParam1) {
RawMachineAssemblerTester<int32_t> m(i_isolate(), zone(),
MachineType::Int32());
m.Return(m.Parameter(0));
FOR_INT32_INPUTS(i) {
int32_t result = m.Call(i);
CHECK_EQ(i, result);
}
}
TEST_F(CodeGenTest, RunParam2_1) {
RawMachineAssemblerTester<int32_t> m(
i_isolate(), zone(), MachineType::Int32(), MachineType::Int32());
Node* p0 = m.Parameter(0);
Node* p1 = m.Parameter(1);
m.Return(p0);
USE(p1);
FOR_INT32_INPUTS(i) {
int32_t result = m.Call(i, -9999);
CHECK_EQ(i, result);
}
}
TEST_F(CodeGenTest, RunParam2_2) {
RawMachineAssemblerTester<int32_t> m(
i_isolate(), zone(), MachineType::Int32(), MachineType::Int32());
Node* p0 = m.Parameter(0);
Node* p1 = m.Parameter(1);
m.Return(p1);
USE(p0);
FOR_INT32_INPUTS(i) {
int32_t result = m.Call(-7777, i);
CHECK_EQ(i, result);
}
}
TEST_F(CodeGenTest, RunParam3) {
for (int i = 0; i < 3; i++) {
RawMachineAssemblerTester<int32_t> m(
i_isolate(), zone(), MachineType::Int32(), MachineType::Int32(),
MachineType::Int32());
Node* nodes[] = {m.Parameter(0), m.Parameter(1), m.Parameter(2)};
m.Return(nodes[i]);
int p[] = {-99, -77, -88};
FOR_INT32_INPUTS(j) {
p[i] = j;
int32_t result = m.Call(p[0], p[1], p[2]);
CHECK_EQ(j, result);
}
}
}
TEST_F(CodeGenTest, RunBinopTester) {
{
RawMachineAssemblerTester<int32_t> m(i_isolate(), zone());
Int32BinopTester bt(&m);
bt.AddReturn(bt.param0);
FOR_INT32_INPUTS(i) { CHECK_EQ(i, bt.call(i, 777)); }
}
{
RawMachineAssemblerTester<int32_t> m(i_isolate(), zone());
Int32BinopTester bt(&m);
bt.AddReturn(bt.param1);
FOR_INT32_INPUTS(i) { CHECK_EQ(i, bt.call(666, i)); }
}
{
RawMachineAssemblerTester<int32_t> m(i_isolate(), zone());
Float64BinopTester bt(&m);
bt.AddReturn(bt.param0);
FOR_FLOAT64_INPUTS(i) { CHECK_DOUBLE_EQ(i, bt.call(i, 9.0)); }
}
{
RawMachineAssemblerTester<int32_t> m(i_isolate(), zone());
Float64BinopTester bt(&m);
bt.AddReturn(bt.param1);
FOR_FLOAT64_INPUTS(i) { CHECK_DOUBLE_EQ(i, bt.call(-11.25, i)); }
}
}
#if V8_TARGET_ARCH_64_BIT
// TODO(ahaas): run int64 tests on all platforms when supported.
namespace {
int64_t Add4(int64_t a, int64_t b, int64_t c, int64_t d) {
// Operate on uint64_t values to avoid undefined behavior.
return static_cast<int64_t>(
static_cast<uint64_t>(a) + static_cast<uint64_t>(b) +
static_cast<uint64_t>(c) + static_cast<uint64_t>(d));
}
int64_t Add3(int64_t a, int64_t b, int64_t c) { return Add4(a, b, c, 0); }
} // namespace
TEST_F(CodeGenTest, RunBufferedRawMachineAssemblerTesterTester) {
{
BufferedRawMachineAssemblerTester<int64_t> m(i_isolate(), zone());
m.Return(m.Int64Constant(0x12500000000));
CHECK_EQ(0x12500000000, m.Call());
}
{
BufferedRawMachineAssemblerTester<double> m(i_isolate(), zone(),
MachineType::Float64());
m.Return(m.Parameter(0));
FOR_FLOAT64_INPUTS(i) { CHECK_DOUBLE_EQ(i, m.Call(i)); }
}
{
BufferedRawMachineAssemblerTester<int64_t> m(
i_isolate(), zone(), MachineType::Int64(), MachineType::Int64());
m.Return(m.Int64Add(m.Parameter(0), m.Parameter(1)));
FOR_INT64_INPUTS(i) {
FOR_INT64_INPUTS(j) {
CHECK_EQ(base::AddWithWraparound(i, j), m.Call(i, j));
CHECK_EQ(base::AddWithWraparound(j, i), m.Call(j, i));
}
}
}
{
BufferedRawMachineAssemblerTester<int64_t> m(
i_isolate(), zone(), MachineType::Int64(), MachineType::Int64(),
MachineType::Int64());
m.Return(
m.Int64Add(m.Int64Add(m.Parameter(0), m.Parameter(1)), m.Parameter(2)));
FOR_INT64_INPUTS(i) {
FOR_INT64_INPUTS(j) {
CHECK_EQ(Add3(i, i, j), m.Call(i, i, j));
CHECK_EQ(Add3(i, j, i), m.Call(i, j, i));
CHECK_EQ(Add3(j, i, i), m.Call(j, i, i));
}
}
}
{
BufferedRawMachineAssemblerTester<int64_t> m(
i_isolate(), zone(), MachineType::Int64(), MachineType::Int64(),
MachineType::Int64(), MachineType::Int64());
m.Return(m.Int64Add(
m.Int64Add(m.Int64Add(m.Parameter(0), m.Parameter(1)), m.Parameter(2)),
m.Parameter(3)));
FOR_INT64_INPUTS(i) {
FOR_INT64_INPUTS(j) {
CHECK_EQ(Add4(i, i, i, j), m.Call(i, i, i, j));
CHECK_EQ(Add4(i, i, j, i), m.Call(i, i, j, i));
CHECK_EQ(Add4(i, j, i, i), m.Call(i, j, i, i));
CHECK_EQ(Add4(j, i, i, i), m.Call(j, i, i, i));
}
}
}
{
BufferedRawMachineAssemblerTester<void> m(i_isolate(), zone());
int64_t result;
m.Store(MachineTypeForC<int64_t>().representation(),
m.PointerConstant(&result), m.Int64Constant(0x12500000000),
kNoWriteBarrier);
m.Return(m.Int32Constant(0));
m.Call();
CHECK_EQ(0x12500000000, result);
}
{
BufferedRawMachineAssemblerTester<void> m(i_isolate(), zone(),
MachineType::Float64());
double result;
m.Store(MachineTypeForC<double>().representation(),
m.PointerConstant(&result), m.Parameter(0), kNoWriteBarrier);
m.Return(m.Int32Constant(0));
FOR_FLOAT64_INPUTS(i) {
m.Call(i);
CHECK_DOUBLE_EQ(i, result);
}
}
{
BufferedRawMachineAssemblerTester<void> m(
i_isolate(), zone(), MachineType::Int64(), MachineType::Int64());
int64_t result;
m.Store(MachineTypeForC<int64_t>().representation(),
m.PointerConstant(&result),
m.Int64Add(m.Parameter(0), m.Parameter(1)), kNoWriteBarrier);
m.Return(m.Int32Constant(0));
FOR_INT64_INPUTS(i) {
FOR_INT64_INPUTS(j) {
m.Call(i, j);
CHECK_EQ(base::AddWithWraparound(i, j), result);
m.Call(j, i);
CHECK_EQ(base::AddWithWraparound(j, i), result);
}
}
}
{
BufferedRawMachineAssemblerTester<void> m(
i_isolate(), zone(), MachineType::Int64(), MachineType::Int64(),
MachineType::Int64());
int64_t result;
m.Store(
MachineTypeForC<int64_t>().representation(), m.PointerConstant(&result),
m.Int64Add(m.Int64Add(m.Parameter(0), m.Parameter(1)), m.Parameter(2)),
kNoWriteBarrier);
m.Return(m.Int32Constant(0));
FOR_INT64_INPUTS(i) {
FOR_INT64_INPUTS(j) {
m.Call(i, i, j);
CHECK_EQ(Add3(i, i, j), result);
m.Call(i, j, i);
CHECK_EQ(Add3(i, j, i), result);
m.Call(j, i, i);
CHECK_EQ(Add3(j, i, i), result);
}
}
}
{
BufferedRawMachineAssemblerTester<void> m(
i_isolate(), zone(), MachineType::Int64(), MachineType::Int64(),
MachineType::Int64(), MachineType::Int64());
int64_t result;
m.Store(MachineTypeForC<int64_t>().representation(),
m.PointerConstant(&result),
m.Int64Add(m.Int64Add(m.Int64Add(m.Parameter(0), m.Parameter(1)),
m.Parameter(2)),
m.Parameter(3)),
kNoWriteBarrier);
m.Return(m.Int32Constant(0));
FOR_INT64_INPUTS(i) {
FOR_INT64_INPUTS(j) {
m.Call(i, i, i, j);
CHECK_EQ(Add4(i, i, i, j), result);
m.Call(i, i, j, i);
CHECK_EQ(Add4(i, i, j, i), result);
m.Call(i, j, i, i);
CHECK_EQ(Add4(i, j, i, i), result);
m.Call(j, i, i, i);
CHECK_EQ(Add4(j, i, i, i), result);
}
}
}
}
#endif
} // namespace compiler
} // namespace internal
} // namespace v8