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Support timing Apple M1

This commit is contained in:
Martin Kroeker 2021-03-02 17:50:55 +01:00 committed by GitHub
parent 93843c55b6
commit 38dcf3454b
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 11 additions and 1 deletions
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12
benchmark/bench.h
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@ -74,6 +74,9 @@ static void *huge_malloc(BLASLONG size){
#if defined(__WIN32__) || defined(__WIN64__) || !defined(_POSIX_TIMERS) #if defined(__WIN32__) || defined(__WIN64__) || !defined(_POSIX_TIMERS)
struct timeval start, stop; struct timeval start, stop;
#elif defined(__APPLE__)
mach_timebase_info_data_t info;
uint64_t start = 0, stop = 0;
#else #else
struct timespec start = { 0, 0 }, stop = { 0, 0 }; struct timespec start = { 0, 0 }, stop = { 0, 0 };
#endif #endif
@ -82,6 +85,9 @@ double getsec()
{ {
#if defined(__WIN32__) || defined(__WIN64__) || !defined(_POSIX_TIMERS) #if defined(__WIN32__) || defined(__WIN64__) || !defined(_POSIX_TIMERS)
return (double)(stop.tv_sec - start.tv_sec) + (double)((stop.tv_usec - start.tv_usec)) * 1.e-6; return (double)(stop.tv_sec - start.tv_sec) + (double)((stop.tv_usec - start.tv_usec)) * 1.e-6;
#elif defined(__APPLE__)
mach_timebase_info(&info);
return (double)(((stop - start) * info.numer)/info.denom) * 1.e-9;
#else #else
return (double)(stop.tv_sec - start.tv_sec) + (double)((stop.tv_nsec - start.tv_nsec)) * 1.e-9; return (double)(stop.tv_sec - start.tv_sec) + (double)((stop.tv_nsec - start.tv_nsec)) * 1.e-9;
#endif #endif
@ -90,6 +96,8 @@ double getsec()
void begin() { void begin() {
#if defined(__WIN32__) || defined(__WIN64__) || !defined(_POSIX_TIMERS) #if defined(__WIN32__) || defined(__WIN64__) || !defined(_POSIX_TIMERS)
gettimeofday( &start, (struct timezone *)0); gettimeofday( &start, (struct timezone *)0);
#elif defined(__APPLE__)
start = clock_gettime_nsec_np(CLOCK_UPTIME_RAW);
#else #else
clock_gettime(CLOCK_REALTIME, &start); clock_gettime(CLOCK_REALTIME, &start);
#endif #endif
@ -98,7 +106,9 @@ void begin() {
void end() { void end() {
#if defined(__WIN32__) || defined(__WIN64__) || !defined(_POSIX_TIMERS) #if defined(__WIN32__) || defined(__WIN64__) || !defined(_POSIX_TIMERS)
gettimeofday( &stop, (struct timezone *)0); gettimeofday( &stop, (struct timezone *)0);
#elif defined(__APPLE__)
stop = clock_gettime_nsec_np(CLOCK_UPTIME_RAW);
#else #else
clock_gettime(CLOCK_REALTIME, &stop); clock_gettime(CLOCK_REALTIME, &stop);
#endif #endif
} }