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ggml : make ggml_time_init idempotent (#24422)

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An Long 2026-07-07 16:29:17 +09:00 • committed by GitHub
parent defa95c306
commit 1a7c25bfdb
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1 changed files with 11 additions and 1 deletions
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ggml/src/ggml.c
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@ -525,7 +525,11 @@ const char * ggml_commit(void) {
#if defined(_MSC_VER) || defined(__MINGW32__)
static int64_t timer_freq, timer_start;
void ggml_time_init(void) {
static BOOL CALLBACK ggml_time_init_once(PINIT_ONCE once, PVOID param, PVOID *ctx) {
UNUSED(once);
UNUSED(param);
UNUSED(ctx);
LARGE_INTEGER t;
QueryPerformanceFrequency(&t);
timer_freq = t.QuadPart;
@ -535,6 +539,12 @@ void ggml_time_init(void) {
// We subtract the program start time to reduce the likelihood of that happening.
QueryPerformanceCounter(&t);
timer_start = t.QuadPart;
return TRUE;
}
void ggml_time_init(void) {
static INIT_ONCE once = INIT_ONCE_STATIC_INIT;
InitOnceExecuteOnce(&once, ggml_time_init_once, NULL, NULL);
}
int64_t ggml_time_ms(void) {
LARGE_INTEGER t;