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bench.c: use a single ticksPerSecond

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This commit is contained in:
Przemyslaw Skibinski
2017-02-21 12:22:05 +01:00
parent d2e5a56a23
commit 74dcd8d15f
3 changed files with 11 additions and 12 deletions
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programs/util.h
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@ -120,7 +120,7 @@ extern "C" {
#include <mach/mach_time.h>
typedef mach_timebase_info_data_t UTIL_freq_t;
typedef U64 UTIL_time_t;
UTIL_STATIC void UTIL_initTimer(UTIL_freq_t* rate) { mach_timebase_info(&rate); }
UTIL_STATIC void UTIL_initTimer(UTIL_freq_t* rate) { mach_timebase_info(rate); }
UTIL_STATIC void UTIL_getTime(UTIL_time_t* x) { *x = mach_absolute_time(); }
UTIL_STATIC U64 UTIL_getSpanTimeMicro(UTIL_freq_t rate, UTIL_time_t clockStart, UTIL_time_t clockEnd) { return (((clockEnd - clockStart) * (U64)rate.numer) / ((U64)rate.denom))/1000ULL; }
UTIL_STATIC U64 UTIL_getSpanTimeNano(UTIL_freq_t rate, UTIL_time_t clockStart, UTIL_time_t clockEnd) { return ((clockEnd - clockStart) * (U64)rate.numer) / ((U64)rate.denom); }