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This commit is contained in:
Rohit Jain
2018-10-11 18:05:15 -07:00
parent 91b2fed8f8
commit c7251e5151
1 changed files with 82 additions and 82 deletions
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68
programs/util.c
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@@ -127,7 +127,7 @@ U64 UTIL_getTotalFileSize(const char* const * const fileNamesTable, unsigned nbF
return error ? UTIL_FILESIZE_UNKNOWN : total; return error ? UTIL_FILESIZE_UNKNOWN : total;
} }
#ifdef _WIN32 #ifdef _WIN32
int UTIL_prepareFileList(const char *dirName, char** bufStart, size_t* pos, char** bufEnd, int followLinks) int UTIL_prepareFileList(const char *dirName, char** bufStart, size_t* pos, char** bufEnd, int followLinks)
{ {
char* path; char* path;
@@ -326,9 +326,11 @@ int g_utilDisplayLevel;
* Time functions * Time functions
******************************************/ ******************************************/
#if defined(_WIN32) /* Windows */ #if defined(_WIN32) /* Windows */
UTIL_time_t UTIL_getTime(void) { UTIL_time_t x; QueryPerformanceCounter(&x); return x; }
U64 UTIL_getSpanTimeMicro(UTIL_time_t clockStart, UTIL_time_t clockEnd) UTIL_time_t UTIL_getTime(void) { UTIL_time_t x; QueryPerformanceCounter(&x); return x; }
{
U64 UTIL_getSpanTimeMicro(UTIL_time_t clockStart, UTIL_time_t clockEnd)
{
static LARGE_INTEGER ticksPerSecond; static LARGE_INTEGER ticksPerSecond;
static int init = 0; static int init = 0;
if (!init) { if (!init) {
@@ -337,9 +339,9 @@ int g_utilDisplayLevel;
init = 1; init = 1;
} }
return 1000000ULL*(clockEnd.QuadPart - clockStart.QuadPart)/ticksPerSecond.QuadPart; return 1000000ULL*(clockEnd.QuadPart - clockStart.QuadPart)/ticksPerSecond.QuadPart;
} }
U64 UTIL_getSpanTimeNano(UTIL_time_t clockStart, UTIL_time_t clockEnd) U64 UTIL_getSpanTimeNano(UTIL_time_t clockStart, UTIL_time_t clockEnd)
{ {
static LARGE_INTEGER ticksPerSecond; static LARGE_INTEGER ticksPerSecond;
static int init = 0; static int init = 0;
if (!init) { if (!init) {
@@ -348,12 +350,12 @@ int g_utilDisplayLevel;
init = 1; init = 1;
} }
return 1000000000ULL*(clockEnd.QuadPart - clockStart.QuadPart)/ticksPerSecond.QuadPart; return 1000000000ULL*(clockEnd.QuadPart - clockStart.QuadPart)/ticksPerSecond.QuadPart;
} }
#elif defined(__APPLE__) && defined(__MACH__) #elif defined(__APPLE__) && defined(__MACH__)
UTIL_time_t UTIL_getTime(void) { return mach_absolute_time(); } UTIL_time_t UTIL_getTime(void) { return mach_absolute_time(); }
U64 UTIL_getSpanTimeMicro(UTIL_time_t clockStart, UTIL_time_t clockEnd) U64 UTIL_getSpanTimeMicro(UTIL_time_t clockStart, UTIL_time_t clockEnd)
{ {
static mach_timebase_info_data_t rate; static mach_timebase_info_data_t rate;
static int init = 0; static int init = 0;
if (!init) { if (!init) {
@@ -361,10 +363,10 @@ int g_utilDisplayLevel;
init = 1; init = 1;
} }
return (((clockEnd - clockStart) * (U64)rate.numer) / ((U64)rate.denom))/1000ULL; return (((clockEnd - clockStart) * (U64)rate.numer) / ((U64)rate.denom))/1000ULL;
} }
U64 UTIL_getSpanTimeNano(UTIL_time_t clockStart, UTIL_time_t clockEnd) U64 UTIL_getSpanTimeNano(UTIL_time_t clockStart, UTIL_time_t clockEnd)
{ {
static mach_timebase_info_data_t rate; static mach_timebase_info_data_t rate;
static int init = 0; static int init = 0;
if (!init) { if (!init) {
@@ -372,7 +374,7 @@ int g_utilDisplayLevel;
init = 1; init = 1;
} }
return ((clockEnd - clockStart) * (U64)rate.numer) / ((U64)rate.denom); return ((clockEnd - clockStart) * (U64)rate.numer) / ((U64)rate.denom);
} }
#elif (PLATFORM_POSIX_VERSION >= 200112L) \ #elif (PLATFORM_POSIX_VERSION >= 200112L) \
&& (defined(__UCLIBC__) \ && (defined(__UCLIBC__) \
@@ -380,16 +382,16 @@ int g_utilDisplayLevel;
&& ((__GLIBC__ == 2 && __GLIBC_MINOR__ >= 17) \ && ((__GLIBC__ == 2 && __GLIBC_MINOR__ >= 17) \
|| (__GLIBC__ > 2)))) || (__GLIBC__ > 2))))
UTIL_time_t UTIL_getTime(void) UTIL_time_t UTIL_getTime(void)
{ {
UTIL_time_t time; UTIL_time_t time;
if (clock_gettime(CLOCK_MONOTONIC, &time)) if (clock_gettime(CLOCK_MONOTONIC, &time))
UTIL_DISPLAYLEVEL(1, "ERROR: Failed to get time\n"); /* we could also exit() */ UTIL_DISPLAYLEVEL(1, "ERROR: Failed to get time\n"); /* we could also exit() */
return time; return time;
} }
UTIL_time_t UTIL_getSpanTime(UTIL_time_t begin, UTIL_time_t end) UTIL_time_t UTIL_getSpanTime(UTIL_time_t begin, UTIL_time_t end)
{ {
UTIL_time_t diff; UTIL_time_t diff;
if (end.tv_nsec < begin.tv_nsec) { if (end.tv_nsec < begin.tv_nsec) {
diff.tv_sec = (end.tv_sec - 1) - begin.tv_sec; diff.tv_sec = (end.tv_sec - 1) - begin.tv_sec;
@@ -399,36 +401,34 @@ int g_utilDisplayLevel;
diff.tv_nsec = end.tv_nsec - begin.tv_nsec; diff.tv_nsec = end.tv_nsec - begin.tv_nsec;
} }
return diff; return diff;
} }
U64 UTIL_getSpanTimeMicro(UTIL_time_t begin, UTIL_time_t end) U64 UTIL_getSpanTimeMicro(UTIL_time_t begin, UTIL_time_t end)
{ {
UTIL_time_t const diff = UTIL_getSpanTime(begin, end); UTIL_time_t const diff = UTIL_getSpanTime(begin, end);
U64 micro = 0; U64 micro = 0;
micro += 1000000ULL * diff.tv_sec; micro += 1000000ULL * diff.tv_sec;
micro += diff.tv_nsec / 1000ULL; micro += diff.tv_nsec / 1000ULL;
return micro; return micro;
} }
U64 UTIL_getSpanTimeNano(UTIL_time_t begin, UTIL_time_t end) U64 UTIL_getSpanTimeNano(UTIL_time_t begin, UTIL_time_t end)
{ {
UTIL_time_t const diff = UTIL_getSpanTime(begin, end); UTIL_time_t const diff = UTIL_getSpanTime(begin, end);
U64 nano = 0; U64 nano = 0;
nano += 1000000000ULL * diff.tv_sec; nano += 1000000000ULL * diff.tv_sec;
nano += diff.tv_nsec; nano += diff.tv_nsec;
return nano; return nano;
} }
#else /* relies on standard C (note : clock_t measurements can be wrong when using multi-threading) */ #else /* relies on standard C (note : clock_t measurements can be wrong when using multi-threading) */
typedef clock_t UTIL_time_t; typedef clock_t UTIL_time_t;
#define UTIL_TIME_INITIALIZER 0 #define UTIL_TIME_INITIALIZER 0
UTIL_time_t UTIL_getTime(void) { return clock(); } UTIL_time_t UTIL_getTime(void) { return clock(); }
U64 UTIL_getSpanTimeMicro(UTIL_time_t clockStart, UTIL_time_t clockEnd) { return 1000000ULL * (clockEnd - clockStart) / CLOCKS_PER_SEC; } U64 UTIL_getSpanTimeMicro(UTIL_time_t clockStart, UTIL_time_t clockEnd) { return 1000000ULL * (clockEnd - clockStart) / CLOCKS_PER_SEC; }
U64 UTIL_getSpanTimeNano(UTIL_time_t clockStart, UTIL_time_t clockEnd) { return 1000000000ULL * (clockEnd - clockStart) / CLOCKS_PER_SEC; } U64 UTIL_getSpanTimeNano(UTIL_time_t clockStart, UTIL_time_t clockEnd) { return 1000000000ULL * (clockEnd - clockStart) / CLOCKS_PER_SEC; }
#endif #endif
#define SEC_TO_MICRO 1000000
/* returns time span in microseconds */ /* returns time span in microseconds */
U64 UTIL_clockSpanMicro(UTIL_time_t clockStart ) U64 UTIL_clockSpanMicro(UTIL_time_t clockStart )
{ {