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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14, c++17
#include <utility>
#include "../CartesianBenchmarks.h"
#include "benchmark/benchmark.h"
namespace {
enum ValueType : size_t {
SChar,
UChar,
Short,
UShort,
Int,
UInt,
Long,
ULong,
LongLong,
ULongLong,
#ifndef TEST_HAS_NO_INT128
Int128,
UInt128,
#endif
};
struct AllValueTypes : EnumValuesAsTuple<AllValueTypes, ValueType, 6> {
static constexpr const char* Names[] = {
"schar",
"uchar",
"short",
"ushort",
"int",
"uint",
"long",
"ulong",
"longlong",
"ulonglong",
#ifndef TEST_HAS_NO_INT128
"int128",
"uint128"
#endif
};
};
using TestType =
std::tuple< signed char,
unsigned char,
short,
unsigned short,
int,
unsigned int,
long,
unsigned long,
long long,
unsigned long long
#ifndef TEST_HAS_NO_INT128
,
__int128_t,
__uint128_t
#endif
>;
template <typename TType, typename UType>
struct CmpEqual {
static void run(benchmark::State& state) {
using T = std::tuple_element_t<TType::value, TestType>;
using U = std::tuple_element_t<UType::value, TestType>;
T x1 = T{127}, x2 = T{111};
U y1 = U{123}, y2 = U{1};
for (auto _ : state) {
benchmark::DoNotOptimize(x1);
benchmark::DoNotOptimize(x2);
benchmark::DoNotOptimize(y1);
benchmark::DoNotOptimize(y2);
benchmark::DoNotOptimize(std::cmp_equal(x1, y1));
benchmark::DoNotOptimize(std::cmp_equal(y1, x1));
benchmark::DoNotOptimize(std::cmp_equal(x1, x1));
benchmark::DoNotOptimize(std::cmp_equal(y1, y1));
benchmark::DoNotOptimize(std::cmp_equal(x2, y2));
benchmark::DoNotOptimize(std::cmp_equal(y2, x2));
benchmark::DoNotOptimize(std::cmp_equal(x2, x2));
benchmark::DoNotOptimize(std::cmp_equal(y2, y2));
}
}
static std::string name() { return "BM_CmpEqual" + TType::name() + UType::name(); }
};
template <typename TType, typename UType>
struct CmpLess {
static void run(benchmark::State& state) {
using T = std::tuple_element_t<TType::value, TestType>;
using U = std::tuple_element_t<UType::value, TestType>;
T x1 = T{127}, x2 = T{111};
U y1 = U{123}, y2 = U{1};
for (auto _ : state) {
benchmark::DoNotOptimize(x1);
benchmark::DoNotOptimize(x2);
benchmark::DoNotOptimize(y1);
benchmark::DoNotOptimize(y2);
benchmark::DoNotOptimize(std::cmp_less(x1, y1));
benchmark::DoNotOptimize(std::cmp_less(y1, x1));
benchmark::DoNotOptimize(std::cmp_less(x1, x1));
benchmark::DoNotOptimize(std::cmp_less(y1, y1));
benchmark::DoNotOptimize(std::cmp_less(x2, y2));
benchmark::DoNotOptimize(std::cmp_less(y2, x2));
benchmark::DoNotOptimize(std::cmp_less(x2, x2));
benchmark::DoNotOptimize(std::cmp_less(y2, y2));
}
}
static std::string name() { return "BM_CmpLess" + TType::name() + UType::name(); }
};
} // namespace
int main(int argc, char** argv) {
benchmark::Initialize(&argc, argv);
if (benchmark::ReportUnrecognizedArguments(argc, argv))
return 1;
makeCartesianProductBenchmark<CmpEqual, AllValueTypes, AllValueTypes>();
makeCartesianProductBenchmark<CmpLess, AllValueTypes, AllValueTypes>();
benchmark::RunSpecifiedBenchmarks();
return 0;
}
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