mame/benchmarks/eminline_noasm.cpp
Miodrag Milanovic 042050ef67 Added Google Benchmark library (nw)
Included sample benchmark for eminline for native and noasm
Made GoogleTest compile only if tests are compiled
2016-01-29 11:47:40 +01:00

24 lines
550 B
C++

// license:BSD-3-Clause
// copyright-holders:Miodrag Milanovic
#include "benchmark/benchmark_api.h"
#include <time.h>
#include "osdcore.h"
#include "osdcomm.h"
#define MAME_NOASM 1
osd_ticks_t osd_ticks(void)
{
// use the standard library clock function
return clock();
}
#include "eminline.h"
static void BM_count_leading_zeros_noasm(benchmark::State& state) {
UINT32 cnt = 0x332533;
while (state.KeepRunning()) {
(void)count_leading_zeros(cnt);
cnt++;
}
}
// Register the function as a benchmark
BENCHMARK(BM_count_leading_zeros_noasm);