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feat: ticks for aarch #52

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feat: ticks for aarch #52

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9 changes: 7 additions & 2 deletions tea/util/measure_c.h
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
#pragma once

#include <inttypes.h>
#include <time.h>

#ifdef __APPLE__
#include "mach/mach_time.h"
Expand All @@ -17,11 +18,15 @@ inline int64_t MeasureTicks() {
uint64_t low, high;
__asm__ volatile("rdtsc" : "=a"(low), "=d"(high));
return ((high << 32) | low);
#elif defined(__aarch64__)
struct timespec ts;
clock_gettime(CLOCK_MONOTONIC, &ts);
return (int64_t)ts.tv_sec * 1000000000LL + (int64_t)ts.tv_nsec;
#else
static_assert(false);
static_assert(false, "MeasureTicks not implemented for this architecture");
#endif
}

#ifdef __cplusplus
}
#endif
#endif
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