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/*
* Copyright (C) 2017 The Android Open Source Project
*
* 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 <err.h>
#include <langinfo.h>
#include <locale.h>
#include <stdlib.h>
#include <benchmark/benchmark.h>
#include "util.h"
static void BM_stdlib_malloc_free(benchmark::State& state) {
const size_t nbytes = state.range(0);
void* c;
while (state.KeepRunning()) {
c = malloc(nbytes);
free(c);
}
state.SetBytesProcessed(uint64_t(state.iterations()) * uint64_t(nbytes));
}
BIONIC_BENCHMARK_WITH_ARG(BM_stdlib_malloc_free, "AT_COMMON_SIZES");
static void BM_stdlib_mbstowcs(benchmark::State& state) {
const size_t buf_alignment = state.range(0);
const size_t widebuf_alignment = state.range(1);
std::vector<char> buf;
std::vector<wchar_t> widebuf;
setlocale(LC_CTYPE, "C.UTF-8")
|| setlocale(LC_CTYPE, "en_US.UTF-8")
|| setlocale(LC_CTYPE, "en_GB.UTF-8")
|| setlocale(LC_CTYPE, "en.UTF-8")
|| setlocale(LC_CTYPE, "de_DE-8")
|| setlocale(LC_CTYPE, "fr_FR-8");
if (strcmp(nl_langinfo(CODESET), "UTF-8")) {
errx(1, "ERROR: unable to set locale in BM_stdlib_mbstowcs");
}
char* buf_aligned = GetAlignedPtr(&buf, buf_alignment, 500000);
wchar_t* widebuf_aligned = GetAlignedPtr(&widebuf, widebuf_alignment, 500000);
size_t i, j, k, l;
l = 0;
for (i=0xc3; i<0xe0; i++)
for (j=0x80; j<0xc0; j++)
buf[l++] = i, buf[l++] = j;
for (i=0xe1; i<0xed; i++)
for (j=0x80; j<0xc0; j++)
for (k=0x80; k<0xc0; k++)
buf[l++] = i, buf[l++] = j, buf[l++] = k;
for (i=0xf1; i<0xf4; i++)
for (j=0x80; j<0xc0; j++)
for (k=0x80; k<0xc0; k++)
buf[l++] = i, buf[l++] = j, buf[l++] = 0x80, buf[l++] = k;
buf[l++] = 0;
volatile size_t c __attribute__((unused)) = 0;
while (state.KeepRunning()) {
c = mbstowcs(widebuf_aligned, buf_aligned, 500000);
}
state.SetBytesProcessed(uint64_t(state.iterations()) * uint64_t(500000));
}
BIONIC_BENCHMARK_WITH_ARG(BM_stdlib_mbstowcs, "0 0");
static void BM_stdlib_mbrtowc(benchmark::State& state) {
const size_t buf_alignment = state.range(0);
std::vector<char> buf;
setlocale(LC_CTYPE, "C.UTF-8")
|| setlocale(LC_CTYPE, "en_US.UTF-8")
|| setlocale(LC_CTYPE, "en_GB.UTF-8")
|| setlocale(LC_CTYPE, "en.UTF-8")
|| setlocale(LC_CTYPE, "de_DE-8")
|| setlocale(LC_CTYPE, "fr_FR-8");
if (strcmp(nl_langinfo(CODESET), "UTF-8")) {
errx(1, "ERROR: unable to set locale in BM_stdlib_mbrtowc");
}
char* buf_aligned = GetAlignedPtr(&buf, buf_alignment, 500000);
size_t i, j, k, l;
l = 0;
for (i=0xc3; i<0xe0; i++)
for (j=0x80; j<0xc0; j++)
buf[l++] = i, buf[l++] = j;
for (i=0xe1; i<0xed; i++)
for (j=0x80; j<0xc0; j++)
for (k=0x80; k<0xc0; k++)
buf[l++] = i, buf[l++] = j, buf[l++] = k;
for (i=0xf1; i<0xf4; i++)
for (j=0x80; j<0xc0; j++)
for (k=0x80; k<0xc0; k++)
buf[l++] = i, buf[l++] = j, buf[l++] = 0x80, buf[l++] = k;
buf[l++] = 0;
wchar_t wc = 0;
while (state.KeepRunning()) {
for (j = 0; buf_aligned[j]; j+=mbrtowc(&wc, buf_aligned + j, 4, NULL)) {
}
}
state.SetBytesProcessed(uint64_t(state.iterations()) * uint64_t(500000));
}
BIONIC_BENCHMARK_WITH_ARG(BM_stdlib_mbrtowc, "0");
void BM_stdlib_atoi(benchmark::State& state) {
while (state.KeepRunning()) {
benchmark::DoNotOptimize(atoi(" -123"));
}
}
BIONIC_BENCHMARK(BM_stdlib_atoi);
void BM_stdlib_atol(benchmark::State& state) {
while (state.KeepRunning()) {
benchmark::DoNotOptimize(atol(" -123"));
}
}
BIONIC_BENCHMARK(BM_stdlib_atol);
void BM_stdlib_strtol(benchmark::State& state) {
while (state.KeepRunning()) {
benchmark::DoNotOptimize(strtol(" -123", nullptr, 0));
}
}
BIONIC_BENCHMARK(BM_stdlib_strtol);
void BM_stdlib_strtoll(benchmark::State& state) {
while (state.KeepRunning()) {
benchmark::DoNotOptimize(strtoll(" -123", nullptr, 0));
}
}
BIONIC_BENCHMARK(BM_stdlib_strtoll);
void BM_stdlib_strtoul(benchmark::State& state) {
while (state.KeepRunning()) {
benchmark::DoNotOptimize(strtoul(" -123", nullptr, 0));
}
}
BIONIC_BENCHMARK(BM_stdlib_strtoul);
void BM_stdlib_strtoull(benchmark::State& state) {
while (state.KeepRunning()) {
benchmark::DoNotOptimize(strtoull(" -123", nullptr, 0));
}
}
BIONIC_BENCHMARK(BM_stdlib_strtoull);
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