1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
|
/*
* Copyright (C) 2019 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 "android-base/format.h"
#include <limits>
#include <benchmark/benchmark.h>
#include "android-base/stringprintf.h"
using android::base::StringPrintf;
static void BenchmarkFormatInt(benchmark::State& state) {
for (auto _ : state) {
benchmark::DoNotOptimize(fmt::format("{} {} {}", 42, std::numeric_limits<int>::min(),
std::numeric_limits<int>::max()));
}
}
BENCHMARK(BenchmarkFormatInt);
static void BenchmarkStringPrintfInt(benchmark::State& state) {
for (auto _ : state) {
benchmark::DoNotOptimize(StringPrintf("%d %d %d", 42, std::numeric_limits<int>::min(),
std::numeric_limits<int>::max()));
}
}
BENCHMARK(BenchmarkStringPrintfInt);
static void BenchmarkFormatFloat(benchmark::State& state) {
for (auto _ : state) {
benchmark::DoNotOptimize(fmt::format("{} {} {}", 42.42, std::numeric_limits<float>::min(),
std::numeric_limits<float>::max()));
}
}
BENCHMARK(BenchmarkFormatFloat);
static void BenchmarkStringPrintfFloat(benchmark::State& state) {
for (auto _ : state) {
benchmark::DoNotOptimize(StringPrintf("%f %f %f", 42.42, std::numeric_limits<float>::min(),
std::numeric_limits<float>::max()));
}
}
BENCHMARK(BenchmarkStringPrintfFloat);
static void BenchmarkFormatStrings(benchmark::State& state) {
for (auto _ : state) {
benchmark::DoNotOptimize(fmt::format("{} hello there {}", "hi,", "!!"));
}
}
BENCHMARK(BenchmarkFormatStrings);
static void BenchmarkStringPrintfStrings(benchmark::State& state) {
for (auto _ : state) {
benchmark::DoNotOptimize(StringPrintf("%s hello there %s", "hi,", "!!"));
}
}
BENCHMARK(BenchmarkStringPrintfStrings);
// Run the benchmark
BENCHMARK_MAIN();
|
