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fix timings.cpp for M1

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gingerBill
2021-02-25 00:39:26 +00:00
parent 58422711d1
commit b2fdb53e26
1 changed files with 7 additions and 1 deletions
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src/timings.cpp
+7 -1
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@@ -42,7 +42,13 @@ u64 osx_time_stamp__freq(void) {
data.numer = 0; data.numer = 0;
data.denom = 0; data.denom = 0;
mach_timebase_info(&data); mach_timebase_info(&data);
return (data.numer / data.denom) * 1000000000; #if defined(GB_CPU_ARM)
// NOTE(bill, 2021-02-25): M1 Chip seems to have a different freq count
// TODO(bill): Is this truly correct?
return (1000000llu * cast(u64)data.numer) / cast(u64)data.denom;
#else
return (1000000000llu * cast(u64)data.numer) / cast(u64)data.denom;
#endif
} }
#elif defined(GB_SYSTEM_UNIX) #elif defined(GB_SYSTEM_UNIX)