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Use util.h for timing

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This commit is contained in:
Nick Terrell
2017-11-29 19:11:12 -08:00
parent b3d76e0a94
commit 9a2f6f477b
9 changed files with 106 additions and 115 deletions
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4
programs/util.h
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@ -118,6 +118,7 @@ static int g_utilDisplayLevel;
* Time functions
******************************************/
#if defined(_WIN32) /* Windows */
#define UTIL_TIME_INITIALIZER { { 0, 0 } }
typedef LARGE_INTEGER UTIL_time_t;
UTIL_STATIC UTIL_time_t UTIL_getTime(void) { UTIL_time_t x; QueryPerformanceCounter(&x); return x; }
UTIL_STATIC U64 UTIL_getSpanTimeMicro(UTIL_time_t clockStart, UTIL_time_t clockEnd)
@ -144,6 +145,7 @@ static int g_utilDisplayLevel;
}
#elif defined(__APPLE__) && defined(__MACH__)
#include <mach/mach_time.h>
#define UTIL_TIME_INITIALIZER 0
typedef U64 UTIL_time_t;
UTIL_STATIC UTIL_time_t UTIL_getTime(void) { return mach_absolute_time(); }
UTIL_STATIC U64 UTIL_getSpanTimeMicro(UTIL_time_t clockStart, UTIL_time_t clockEnd)
@ -168,6 +170,7 @@ static int g_utilDisplayLevel;
}
#elif (PLATFORM_POSIX_VERSION >= 200112L)
#include <time.h>
#define UTIL_TIME_INITIALIZER { 0, 0 }
typedef struct timespec UTIL_freq_t;
typedef struct timespec UTIL_time_t;
UTIL_STATIC UTIL_time_t UTIL_getTime(void)
@ -207,6 +210,7 @@ static int g_utilDisplayLevel;
}
#else /* relies on standard C (note : clock_t measurements can be wrong when using multi-threading) */
typedef clock_t UTIL_time_t;
#define UTIL_TIME_INITIALIZER 0
UTIL_STATIC UTIL_time_t UTIL_getTime(void) { return clock(); }
UTIL_STATIC U64 UTIL_getSpanTimeMicro(UTIL_time_t clockStart, UTIL_time_t clockEnd) { return 1000000ULL * (clockEnd - clockStart) / CLOCKS_PER_SEC; }
UTIL_STATIC U64 UTIL_getSpanTimeNano(UTIL_time_t clockStart, UTIL_time_t clockEnd) { return 1000000000ULL * (clockEnd - clockStart) / CLOCKS_PER_SEC; }