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GetClockTicks() - keep other arch in mind

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LWSS 2020-10-01 14:59:11 -07:00
parent 65f7a305c1
commit 4cd232ca20
1 changed files with 9 additions and 3 deletions
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12
neo/sys/posix/posix_main.cpp
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@ -261,14 +261,20 @@ double Sys_GetClockTicks()
"pop %%ebx\n"
: "=r"( lo ), "=r"( hi ) );
return ( double ) lo + ( double ) 0xFFFFFFFF * hi;
#else
//#error unsupported CPU
// RB begin
#elif defined( __x86_64__ )
uint32_t lo, hi;
__asm__ __volatile__ ( "rdtsc" : "=a" (lo), "=d" (hi));
return ( ( ( uint64_t )hi ) << 32 ) | lo;
// RB end
#else
//#error unsupported CPU
struct timespec now;
clock_gettime( CLOCK_MONOTONIC, &now );
return now.tv_sec * 1000000000LL + now.tv_nsec;
#endif
// RB end
}
/*