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// Copyright 2022 The Tint Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <cmath>
#include <tuple>
#include <vector>
#include "src/tint/program_builder.h"
#include "src/tint/utils/compiler_macros.h"
#include "gtest/gtest.h"
using namespace tint::number_suffixes; // NOLINT
namespace tint {
namespace {
constexpr int64_t kHighestI32 = static_cast<int64_t>(std::numeric_limits<int32_t>::max());
constexpr int64_t kHighestU32 = static_cast<int64_t>(std::numeric_limits<uint32_t>::max());
constexpr int64_t kLowestI32 = static_cast<int64_t>(std::numeric_limits<int32_t>::min());
constexpr int64_t kLowestU32 = static_cast<int64_t>(std::numeric_limits<uint32_t>::min());
// Highest float32 value.
constexpr double kHighestF32 = 0x1.fffffep+127;
// Next ULP up from kHighestF32 for a float64.
constexpr double kHighestF32NextULP = 0x1.fffffe0000001p+127;
// Smallest positive normal float32 value.
constexpr double kSmallestF32 = 0x1p-126;
// Highest subnormal value for a float32.
constexpr double kHighestF32Subnormal = 0x0.fffffep-126;
// Highest float16 value.
constexpr double kHighestF16 = 0x1.ffcp+15;
// Next ULP up from kHighestF16 for a float64.
constexpr double kHighestF16NextULP = 0x1.ffc0000000001p+15;
// Smallest positive normal float16 value.
constexpr double kSmallestF16 = 0x1p-14;
// Highest subnormal value for a float16.
constexpr double kHighestF16Subnormal = 0x0.ffcp-14;
constexpr double kLowestF32 = -kHighestF32;
constexpr double kLowestF32NextULP = -kHighestF32NextULP;
constexpr double kLowestF16 = -kHighestF16;
constexpr double kLowestF16NextULP = -kHighestF16NextULP;
// MSVC (only in release builds) can grumble about some of the inlined numerical overflow /
// underflow that's done in this file. We like to think we know what we're doing, so silence the
// warning.
TINT_BEGIN_DISABLE_WARNING(CONSTANT_OVERFLOW);
TEST(NumberTest, Equality) {
EXPECT_TRUE(0_a == 0_a);
EXPECT_TRUE(10_a == 10_a);
EXPECT_TRUE(-10_a == -10_a);
EXPECT_TRUE(0_i == 0_i);
EXPECT_TRUE(10_i == 10_i);
EXPECT_TRUE(-10_i == -10_i);
EXPECT_TRUE(0_u == 0_u);
EXPECT_TRUE(10_u == 10_u);
EXPECT_TRUE(0._a == 0._a);
EXPECT_TRUE(-0._a == -0._a);
EXPECT_TRUE(10._a == 10._a);
EXPECT_TRUE(-10._a == -10._a);
EXPECT_TRUE(0_f == 0_f);
EXPECT_TRUE(-0_f == -0_f);
EXPECT_TRUE(10_f == 10_f);
EXPECT_TRUE(-10_f == -10_f);
EXPECT_TRUE(0_h == 0_h);
EXPECT_TRUE(-0_h == -0_h);
EXPECT_TRUE(10_h == 10_h);
EXPECT_TRUE(-10_h == -10_h);
}
TEST(NumberTest, Inequality) {
EXPECT_TRUE(0_a != 1_a);
EXPECT_TRUE(10_a != 11_a);
EXPECT_TRUE(11_a != 10_a);
EXPECT_TRUE(-10_a != -11_a);
EXPECT_TRUE(-11_a != -10_a);
EXPECT_TRUE(0_i != 1_i);
EXPECT_TRUE(1_i != 0_i);
EXPECT_TRUE(10_i != 11_i);
EXPECT_TRUE(11_i != 10_i);
EXPECT_TRUE(-10_i != -11_i);
EXPECT_TRUE(-11_i != -10_i);
EXPECT_TRUE(0_u != 1_u);
EXPECT_TRUE(1_u != 0_u);
EXPECT_TRUE(10_u != 11_u);
EXPECT_TRUE(11_u != 10_u);
EXPECT_TRUE(0._a != -0._a);
EXPECT_TRUE(-0._a != 0._a);
EXPECT_TRUE(10._a != 11._a);
EXPECT_TRUE(11._a != 10._a);
EXPECT_TRUE(-10._a != -11._a);
EXPECT_TRUE(-11._a != -10._a);
EXPECT_TRUE(0_f != -0_f);
EXPECT_TRUE(-0_f != 0_f);
EXPECT_TRUE(-0_f != -1_f);
EXPECT_TRUE(-1_f != -0_f);
EXPECT_TRUE(10_f != -10_f);
EXPECT_TRUE(-10_f != 10_f);
EXPECT_TRUE(10_f != 11_f);
EXPECT_TRUE(-10_f != -11_f);
EXPECT_TRUE(0_h != -0_h);
EXPECT_TRUE(-0_h != 0_h);
EXPECT_TRUE(-0_h != -1_h);
EXPECT_TRUE(-1_h != -0_h);
EXPECT_TRUE(10_h != -10_h);
EXPECT_TRUE(-10_h != 10_h);
EXPECT_TRUE(10_h != 11_h);
EXPECT_TRUE(-10_h != -11_h);
}
TEST(NumberTest, CheckedConvertIdentity) {
EXPECT_EQ(CheckedConvert<AInt>(0_a), 0_a);
EXPECT_EQ(CheckedConvert<AFloat>(0_a), 0.0_a);
EXPECT_EQ(CheckedConvert<i32>(0_i), 0_i);
EXPECT_EQ(CheckedConvert<u32>(0_u), 0_u);
EXPECT_EQ(CheckedConvert<f32>(0_f), 0_f);
EXPECT_EQ(CheckedConvert<f16>(0_h), 0_h);
EXPECT_EQ(CheckedConvert<AInt>(1_a), 1_a);
EXPECT_EQ(CheckedConvert<AFloat>(1_a), 1.0_a);
EXPECT_EQ(CheckedConvert<i32>(1_i), 1_i);
EXPECT_EQ(CheckedConvert<u32>(1_u), 1_u);
EXPECT_EQ(CheckedConvert<f32>(1_f), 1_f);
EXPECT_EQ(CheckedConvert<f16>(1_h), 1_h);
}
TEST(NumberTest, CheckedConvertLargestValue) {
EXPECT_EQ(CheckedConvert<i32>(AInt(kHighestI32)), i32(kHighestI32));
EXPECT_EQ(CheckedConvert<u32>(AInt(kHighestU32)), u32(kHighestU32));
EXPECT_EQ(CheckedConvert<u32>(i32(kHighestI32)), u32(kHighestI32));
EXPECT_EQ(CheckedConvert<f32>(AFloat(kHighestF32)), f32(kHighestF32));
EXPECT_EQ(CheckedConvert<f16>(AFloat(kHighestF16)), f16(kHighestF16));
}
TEST(NumberTest, CheckedConvertLowestValue) {
EXPECT_EQ(CheckedConvert<i32>(AInt(kLowestI32)), i32(kLowestI32));
EXPECT_EQ(CheckedConvert<u32>(AInt(kLowestU32)), u32(kLowestU32));
EXPECT_EQ(CheckedConvert<f32>(AFloat(kLowestF32)), f32(kLowestF32));
EXPECT_EQ(CheckedConvert<f16>(AFloat(kLowestF16)), f16(kLowestF16));
}
TEST(NumberTest, CheckedConvertSmallestValue) {
EXPECT_EQ(CheckedConvert<i32>(AInt(0)), i32(0));
EXPECT_EQ(CheckedConvert<u32>(AInt(0)), u32(0));
EXPECT_EQ(CheckedConvert<f32>(AFloat(kSmallestF32)), f32(kSmallestF32));
EXPECT_EQ(CheckedConvert<f16>(AFloat(kSmallestF16)), f16(kSmallestF16));
}
TEST(NumberTest, CheckedConvertExceedsPositiveLimit) {
EXPECT_EQ(CheckedConvert<i32>(AInt(kHighestI32 + 1)), ConversionFailure::kExceedsPositiveLimit);
EXPECT_EQ(CheckedConvert<u32>(AInt(kHighestU32 + 1)), ConversionFailure::kExceedsPositiveLimit);
EXPECT_EQ(CheckedConvert<i32>(u32(kHighestU32)), ConversionFailure::kExceedsPositiveLimit);
EXPECT_EQ(CheckedConvert<i32>(u32(0x80000000)), ConversionFailure::kExceedsPositiveLimit);
EXPECT_EQ(CheckedConvert<u32>(f32(f32::kHighest)), ConversionFailure::kExceedsPositiveLimit);
EXPECT_EQ(CheckedConvert<i32>(f32(f32::kHighest)), ConversionFailure::kExceedsPositiveLimit);
EXPECT_EQ(CheckedConvert<u32>(AFloat(AFloat::kHighest)),
ConversionFailure::kExceedsPositiveLimit);
EXPECT_EQ(CheckedConvert<i32>(AFloat(AFloat::kHighest)),
ConversionFailure::kExceedsPositiveLimit);
EXPECT_EQ(CheckedConvert<f32>(AFloat(kHighestF32NextULP)),
ConversionFailure::kExceedsPositiveLimit);
EXPECT_EQ(CheckedConvert<f16>(AFloat(kHighestF16NextULP)),
ConversionFailure::kExceedsPositiveLimit);
}
TEST(NumberTest, CheckedConvertExceedsNegativeLimit) {
EXPECT_EQ(CheckedConvert<i32>(AInt(kLowestI32 - 1)), ConversionFailure::kExceedsNegativeLimit);
EXPECT_EQ(CheckedConvert<u32>(AInt(kLowestU32 - 1)), ConversionFailure::kExceedsNegativeLimit);
EXPECT_EQ(CheckedConvert<u32>(i32(-1)), ConversionFailure::kExceedsNegativeLimit);
EXPECT_EQ(CheckedConvert<u32>(i32(kLowestI32)), ConversionFailure::kExceedsNegativeLimit);
EXPECT_EQ(CheckedConvert<u32>(f32(f32::kLowest)), ConversionFailure::kExceedsNegativeLimit);
EXPECT_EQ(CheckedConvert<i32>(f32(f32::kLowest)), ConversionFailure::kExceedsNegativeLimit);
EXPECT_EQ(CheckedConvert<u32>(AFloat(AFloat::kLowest)),
ConversionFailure::kExceedsNegativeLimit);
EXPECT_EQ(CheckedConvert<i32>(AFloat(AFloat::kLowest)),
ConversionFailure::kExceedsNegativeLimit);
EXPECT_EQ(CheckedConvert<f32>(AFloat(kLowestF32NextULP)),
ConversionFailure::kExceedsNegativeLimit);
EXPECT_EQ(CheckedConvert<f16>(AFloat(kLowestF16NextULP)),
ConversionFailure::kExceedsNegativeLimit);
}
TEST(NumberTest, CheckedConvertSubnormals) {
EXPECT_EQ(CheckedConvert<f32>(AFloat(kHighestF32Subnormal)), f32(kHighestF32Subnormal));
EXPECT_EQ(CheckedConvert<f16>(AFloat(kHighestF16Subnormal)), f16(kHighestF16Subnormal));
EXPECT_EQ(CheckedConvert<f32>(AFloat(-kHighestF32Subnormal)), f32(-kHighestF32Subnormal));
EXPECT_EQ(CheckedConvert<f16>(AFloat(-kHighestF16Subnormal)), f16(-kHighestF16Subnormal));
}
TEST(NumberTest, QuantizeF16) {
constexpr float nan = std::numeric_limits<float>::quiet_NaN();
constexpr float inf = std::numeric_limits<float>::infinity();
EXPECT_EQ(f16(0.0), 0.0f);
EXPECT_EQ(f16(1.0), 1.0f);
EXPECT_EQ(f16(0.00006106496), 0.000061035156f);
EXPECT_EQ(f16(1.0004883), 1.0f);
EXPECT_EQ(f16(-8196), -8192.f);
EXPECT_EQ(f16(65504.003), inf);
EXPECT_EQ(f16(-65504.003), -inf);
EXPECT_EQ(f16(inf), inf);
EXPECT_EQ(f16(-inf), -inf);
EXPECT_TRUE(std::isnan(f16(nan)));
// Test for subnormal quantization.
// The ULP is based on float rather than double or f16, since F16::Quantize take float as input.
constexpr float lowestPositiveNormalF16 = 0x1p-14;
constexpr float lowestPositiveNormalF16PlusULP = 0x1.000002p-14;
constexpr float lowestPositiveNormalF16MinusULP = 0x1.fffffep-15;
constexpr float highestPositiveSubnormalF16 = 0x0.ffcp-14;
constexpr float highestPositiveSubnormalF16PlusULP = 0x1.ff8002p-15;
constexpr float highestPositiveSubnormalF16MinusULP = 0x1.ff7ffep-15;
constexpr float lowestPositiveSubnormalF16 = 0x1.p-24;
constexpr float lowestPositiveSubnormalF16PlusULP = 0x1.000002p-24;
constexpr float lowestPositiveSubnormalF16MinusULP = 0x1.fffffep-25;
constexpr float highestNegativeNormalF16 = -lowestPositiveNormalF16;
constexpr float highestNegativeNormalF16PlusULP = -lowestPositiveNormalF16MinusULP;
constexpr float highestNegativeNormalF16MinusULP = -lowestPositiveNormalF16PlusULP;
constexpr float lowestNegativeSubnormalF16 = -highestPositiveSubnormalF16;
constexpr float lowestNegativeSubnormalF16PlusULP = -highestPositiveSubnormalF16MinusULP;
constexpr float lowestNegativeSubnormalF16MinusULP = -highestPositiveSubnormalF16PlusULP;
constexpr float highestNegativeSubnormalF16 = -lowestPositiveSubnormalF16;
constexpr float highestNegativeSubnormalF16PlusULP = -lowestPositiveSubnormalF16MinusULP;
constexpr float highestNegativeSubnormalF16MinusULP = -lowestPositiveSubnormalF16PlusULP;
// Value larger than or equal to lowest positive normal f16 will be quantized to normal f16.
EXPECT_EQ(f16(lowestPositiveNormalF16PlusULP), lowestPositiveNormalF16);
EXPECT_EQ(f16(lowestPositiveNormalF16), lowestPositiveNormalF16);
// Positive value smaller than lowest positive normal f16 but not smaller than lowest positive
// subnormal f16 will be quantized to subnormal f16 or zero.
EXPECT_EQ(f16(lowestPositiveNormalF16MinusULP), highestPositiveSubnormalF16);
EXPECT_EQ(f16(highestPositiveSubnormalF16PlusULP), highestPositiveSubnormalF16);
EXPECT_EQ(f16(highestPositiveSubnormalF16), highestPositiveSubnormalF16);
EXPECT_EQ(f16(highestPositiveSubnormalF16MinusULP), 0x0.ff8p-14);
EXPECT_EQ(f16(lowestPositiveSubnormalF16PlusULP), lowestPositiveSubnormalF16);
EXPECT_EQ(f16(lowestPositiveSubnormalF16), lowestPositiveSubnormalF16);
// Positive value smaller than lowest positive subnormal f16 will be quantized to zero.
EXPECT_EQ(f16(lowestPositiveSubnormalF16MinusULP), 0.0);
// Test the mantissa discarding, the least significant mantissa bit is 0x1p-24 = 0x0.004p-14.
EXPECT_EQ(f16(0x0.064p-14), 0x0.064p-14);
EXPECT_EQ(f16(0x0.067fecp-14), 0x0.064p-14);
EXPECT_EQ(f16(0x0.063ffep-14), 0x0.060p-14);
EXPECT_EQ(f16(0x0.008p-14), 0x0.008p-14);
EXPECT_EQ(f16(0x0.00bffep-14), 0x0.008p-14);
EXPECT_EQ(f16(0x0.007ffep-14), 0x0.004p-14);
// Vice versa for negative cases.
EXPECT_EQ(f16(highestNegativeNormalF16MinusULP), highestNegativeNormalF16);
EXPECT_EQ(f16(highestNegativeNormalF16), highestNegativeNormalF16);
EXPECT_EQ(f16(highestNegativeNormalF16PlusULP), lowestNegativeSubnormalF16);
EXPECT_EQ(f16(lowestNegativeSubnormalF16MinusULP), lowestNegativeSubnormalF16);
EXPECT_EQ(f16(lowestNegativeSubnormalF16), lowestNegativeSubnormalF16);
EXPECT_EQ(f16(lowestNegativeSubnormalF16PlusULP), -0x0.ff8p-14);
EXPECT_EQ(f16(highestNegativeSubnormalF16MinusULP), highestNegativeSubnormalF16);
EXPECT_EQ(f16(highestNegativeSubnormalF16), highestNegativeSubnormalF16);
EXPECT_EQ(f16(highestNegativeSubnormalF16PlusULP), -0.0);
// Test the mantissa discarding.
EXPECT_EQ(f16(-0x0.064p-14), -0x0.064p-14);
EXPECT_EQ(f16(-0x0.067fecp-14), -0x0.064p-14);
EXPECT_EQ(f16(-0x0.063ffep-14), -0x0.060p-14);
EXPECT_EQ(f16(-0x0.008p-14), -0x0.008p-14);
EXPECT_EQ(f16(-0x0.00bffep-14), -0x0.008p-14);
EXPECT_EQ(f16(-0x0.007ffep-14), -0x0.004p-14);
}
using BinaryCheckedCase = std::tuple<std::optional<AInt>, AInt, AInt>;
#undef OVERFLOW // corecrt_math.h :(
#define OVERFLOW \
{}
using CheckedAddTest = testing::TestWithParam<BinaryCheckedCase>;
TEST_P(CheckedAddTest, Test) {
auto expect = std::get<0>(GetParam());
auto a = std::get<1>(GetParam());
auto b = std::get<2>(GetParam());
EXPECT_EQ(CheckedAdd(a, b), expect) << std::hex << "0x" << a << " * 0x" << b;
EXPECT_EQ(CheckedAdd(b, a), expect) << std::hex << "0x" << a << " * 0x" << b;
}
INSTANTIATE_TEST_SUITE_P(
CheckedAddTest,
CheckedAddTest,
testing::ValuesIn(std::vector<BinaryCheckedCase>{
{AInt(0), AInt(0), AInt(0)},
{AInt(1), AInt(1), AInt(0)},
{AInt(2), AInt(1), AInt(1)},
{AInt(0), AInt(-1), AInt(1)},
{AInt(3), AInt(2), AInt(1)},
{AInt(-1), AInt(-2), AInt(1)},
{AInt(0x300), AInt(0x100), AInt(0x200)},
{AInt(0x100), AInt(-0x100), AInt(0x200)},
{AInt(AInt::kHighest), AInt(1), AInt(AInt::kHighest - 1)},
{AInt(AInt::kLowest), AInt(-1), AInt(AInt::kLowest + 1)},
{AInt(AInt::kHighest), AInt(0x7fffffff00000000ll), AInt(0x00000000ffffffffll)},
{AInt(AInt::kHighest), AInt(AInt::kHighest), AInt(0)},
{AInt(AInt::kLowest), AInt(AInt::kLowest), AInt(0)},
{OVERFLOW, AInt(1), AInt(AInt::kHighest)},
{OVERFLOW, AInt(-1), AInt(AInt::kLowest)},
{OVERFLOW, AInt(2), AInt(AInt::kHighest)},
{OVERFLOW, AInt(-2), AInt(AInt::kLowest)},
{OVERFLOW, AInt(10000), AInt(AInt::kHighest)},
{OVERFLOW, AInt(-10000), AInt(AInt::kLowest)},
{OVERFLOW, AInt(AInt::kHighest), AInt(AInt::kHighest)},
{OVERFLOW, AInt(AInt::kLowest), AInt(AInt::kLowest)},
////////////////////////////////////////////////////////////////////////
}));
using CheckedMulTest = testing::TestWithParam<BinaryCheckedCase>;
TEST_P(CheckedMulTest, Test) {
auto expect = std::get<0>(GetParam());
auto a = std::get<1>(GetParam());
auto b = std::get<2>(GetParam());
EXPECT_EQ(CheckedMul(a, b), expect) << std::hex << "0x" << a << " * 0x" << b;
EXPECT_EQ(CheckedMul(b, a), expect) << std::hex << "0x" << a << " * 0x" << b;
}
INSTANTIATE_TEST_SUITE_P(
CheckedMulTest,
CheckedMulTest,
testing::ValuesIn(std::vector<BinaryCheckedCase>{
{AInt(0), AInt(0), AInt(0)},
{AInt(0), AInt(1), AInt(0)},
{AInt(1), AInt(1), AInt(1)},
{AInt(-1), AInt(-1), AInt(1)},
{AInt(2), AInt(2), AInt(1)},
{AInt(-2), AInt(-2), AInt(1)},
{AInt(0x20000), AInt(0x100), AInt(0x200)},
{AInt(-0x20000), AInt(-0x100), AInt(0x200)},
{AInt(0x4000000000000000ll), AInt(0x80000000ll), AInt(0x80000000ll)},
{AInt(0x4000000000000000ll), AInt(-0x80000000ll), AInt(-0x80000000ll)},
{AInt(0x1000000000000000ll), AInt(0x40000000ll), AInt(0x40000000ll)},
{AInt(-0x1000000000000000ll), AInt(-0x40000000ll), AInt(0x40000000ll)},
{AInt(0x100000000000000ll), AInt(0x1000000), AInt(0x100000000ll)},
{AInt(0x2000000000000000ll), AInt(0x1000000000000000ll), AInt(2)},
{AInt(-0x2000000000000000ll), AInt(0x1000000000000000ll), AInt(-2)},
{AInt(-0x2000000000000000ll), AInt(-0x1000000000000000ll), AInt(2)},
{AInt(-0x2000000000000000ll), AInt(0x1000000000000000ll), AInt(-2)},
{AInt(0x4000000000000000ll), AInt(0x1000000000000000ll), AInt(4)},
{AInt(-0x4000000000000000ll), AInt(0x1000000000000000ll), AInt(-4)},
{AInt(-0x4000000000000000ll), AInt(-0x1000000000000000ll), AInt(4)},
{AInt(-0x4000000000000000ll), AInt(0x1000000000000000ll), AInt(-4)},
{AInt(-0x8000000000000000ll), AInt(0x1000000000000000ll), AInt(-8)},
{AInt(-0x8000000000000000ll), AInt(-0x1000000000000000ll), AInt(8)},
{AInt(0), AInt(AInt::kHighest), AInt(0)},
{AInt(0), AInt(AInt::kLowest), AInt(0)},
{OVERFLOW, AInt(0x1000000000000000ll), AInt(8)},
{OVERFLOW, AInt(-0x1000000000000000ll), AInt(-8)},
{OVERFLOW, AInt(0x800000000000000ll), AInt(0x10)},
{OVERFLOW, AInt(0x80000000ll), AInt(0x100000000ll)},
{OVERFLOW, AInt(AInt::kHighest), AInt(AInt::kHighest)},
{OVERFLOW, AInt(AInt::kHighest), AInt(AInt::kLowest)},
////////////////////////////////////////////////////////////////////////
}));
using TernaryCheckedCase = std::tuple<std::optional<AInt>, AInt, AInt, AInt>;
using CheckedMaddTest = testing::TestWithParam<TernaryCheckedCase>;
TEST_P(CheckedMaddTest, Test) {
auto expect = std::get<0>(GetParam());
auto a = std::get<1>(GetParam());
auto b = std::get<2>(GetParam());
auto c = std::get<3>(GetParam());
EXPECT_EQ(CheckedMadd(a, b, c), expect)
<< std::hex << "0x" << a << " * 0x" << b << " + 0x" << c;
EXPECT_EQ(CheckedMadd(b, a, c), expect)
<< std::hex << "0x" << a << " * 0x" << b << " + 0x" << c;
}
INSTANTIATE_TEST_SUITE_P(
CheckedMaddTest,
CheckedMaddTest,
testing::ValuesIn(std::vector<TernaryCheckedCase>{
{AInt(0), AInt(0), AInt(0), AInt(0)},
{AInt(0), AInt(1), AInt(0), AInt(0)},
{AInt(1), AInt(1), AInt(1), AInt(0)},
{AInt(2), AInt(1), AInt(1), AInt(1)},
{AInt(0), AInt(1), AInt(-1), AInt(1)},
{AInt(-1), AInt(1), AInt(-2), AInt(1)},
{AInt(-1), AInt(-1), AInt(1), AInt(0)},
{AInt(2), AInt(2), AInt(1), AInt(0)},
{AInt(-2), AInt(-2), AInt(1), AInt(0)},
{AInt(0), AInt(AInt::kHighest), AInt(0), AInt(0)},
{AInt(0), AInt(AInt::kLowest), AInt(0), AInt(0)},
{AInt(3), AInt(1), AInt(2), AInt(1)},
{AInt(0x300), AInt(1), AInt(0x100), AInt(0x200)},
{AInt(0x100), AInt(1), AInt(-0x100), AInt(0x200)},
{AInt(0x20000), AInt(0x100), AInt(0x200), AInt(0)},
{AInt(-0x20000), AInt(-0x100), AInt(0x200), AInt(0)},
{AInt(0x4000000000000000ll), AInt(0x80000000ll), AInt(0x80000000ll), AInt(0)},
{AInt(0x4000000000000000ll), AInt(-0x80000000ll), AInt(-0x80000000ll), AInt(0)},
{AInt(0x1000000000000000ll), AInt(0x40000000ll), AInt(0x40000000ll), AInt(0)},
{AInt(-0x1000000000000000ll), AInt(-0x40000000ll), AInt(0x40000000ll), AInt(0)},
{AInt(0x100000000000000ll), AInt(0x1000000), AInt(0x100000000ll), AInt(0)},
{AInt(0x2000000000000000ll), AInt(0x1000000000000000ll), AInt(2), AInt(0)},
{AInt(-0x2000000000000000ll), AInt(0x1000000000000000ll), AInt(-2), AInt(0)},
{AInt(-0x2000000000000000ll), AInt(-0x1000000000000000ll), AInt(2), AInt(0)},
{AInt(-0x2000000000000000ll), AInt(0x1000000000000000ll), AInt(-2), AInt(0)},
{AInt(0x4000000000000000ll), AInt(0x1000000000000000ll), AInt(4), AInt(0)},
{AInt(-0x4000000000000000ll), AInt(0x1000000000000000ll), AInt(-4), AInt(0)},
{AInt(-0x4000000000000000ll), AInt(-0x1000000000000000ll), AInt(4), AInt(0)},
{AInt(-0x4000000000000000ll), AInt(0x1000000000000000ll), AInt(-4), AInt(0)},
{AInt(-0x8000000000000000ll), AInt(0x1000000000000000ll), AInt(-8), AInt(0)},
{AInt(-0x8000000000000000ll), AInt(-0x1000000000000000ll), AInt(8), AInt(0)},
{AInt(AInt::kHighest), AInt(1), AInt(1), AInt(AInt::kHighest - 1)},
{AInt(AInt::kLowest), AInt(1), AInt(-1), AInt(AInt::kLowest + 1)},
{AInt(AInt::kHighest), AInt(1), AInt(0x7fffffff00000000ll), AInt(0x00000000ffffffffll)},
{AInt(AInt::kHighest), AInt(1), AInt(AInt::kHighest), AInt(0)},
{AInt(AInt::kLowest), AInt(1), AInt(AInt::kLowest), AInt(0)},
{OVERFLOW, AInt(0x1000000000000000ll), AInt(8), AInt(0)},
{OVERFLOW, AInt(-0x1000000000000000ll), AInt(-8), AInt(0)},
{OVERFLOW, AInt(0x800000000000000ll), AInt(0x10), AInt(0)},
{OVERFLOW, AInt(0x80000000ll), AInt(0x100000000ll), AInt(0)},
{OVERFLOW, AInt(AInt::kHighest), AInt(AInt::kHighest), AInt(0)},
{OVERFLOW, AInt(AInt::kHighest), AInt(AInt::kLowest), AInt(0)},
{OVERFLOW, AInt(1), AInt(1), AInt(AInt::kHighest)},
{OVERFLOW, AInt(1), AInt(-1), AInt(AInt::kLowest)},
{OVERFLOW, AInt(1), AInt(2), AInt(AInt::kHighest)},
{OVERFLOW, AInt(1), AInt(-2), AInt(AInt::kLowest)},
{OVERFLOW, AInt(1), AInt(10000), AInt(AInt::kHighest)},
{OVERFLOW, AInt(1), AInt(-10000), AInt(AInt::kLowest)},
{OVERFLOW, AInt(1), AInt(AInt::kHighest), AInt(AInt::kHighest)},
{OVERFLOW, AInt(1), AInt(AInt::kLowest), AInt(AInt::kLowest)},
{OVERFLOW, AInt(1), AInt(AInt::kHighest), AInt(1)},
{OVERFLOW, AInt(1), AInt(AInt::kLowest), AInt(-1)},
}));
TINT_END_DISABLE_WARNING(CONSTANT_OVERFLOW);
} // namespace
} // namespace tint