llvm/libc/test/src/math/performance_testing/max_min_funcs_perf.cpp

//===-- Performance test for maximum and minimum functions ----------------===//
//
// 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
//
//===----------------------------------------------------------------------===//

#include "BinaryOpSingleOutputPerf.h"
#include "src/math/fmaxf.h"
#include "src/math/fmaxf16.h"
#include "src/math/fmaximum_numf.h"
#include "src/math/fmaximum_numf16.h"
#include "src/math/fmaximumf.h"
#include "src/math/fmaximumf16.h"
#include "src/math/fminf.h"
#include "src/math/fminf16.h"
#include "src/math/fminimum_numf.h"
#include "src/math/fminimum_numf16.h"
#include "src/math/fminimumf.h"
#include "src/math/fminimumf16.h"

#include <math.h>

static constexpr size_t FLOAT16_ROUNDS = …;
static constexpr size_t FLOAT_ROUNDS = …;

// LLVM libc might be the only libc implementation with support for float16 math
// functions currently. We can't compare our float16 functions against the
// system libc, so we compare them against this placeholder function.
float16 placeholder_binaryf16(float16 x, float16 y) { … }

// The system libc might not provide the fmaximum* and fminimum* C23 math
// functions either.
float placeholder_binaryf(float x, float y) { … }

int main() { … }