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Use clock_gettime on Linux.

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This commit is contained in:
Themaister 2012-10-16 19:55:39 +02:00
parent a675c4348f
commit f68ea33d20
1 changed files with 10 additions and 0 deletions
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10
benchmark.c
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@ -22,6 +22,8 @@
#endif
#elif defined(_XBOX360)
#include <PPCIntrinsics.h>
#elif defined(__linux__)
#include <sys/time.h>
#endif
rarch_perf_tick_t rarch_get_perf_counter(void)
@ -36,6 +38,13 @@ rarch_perf_tick_t rarch_get_perf_counter(void)
__asm mov time_tmp.HighPart, edx;
time = time_tmp.QuadPart;
#elif defined(__linux__)
struct timespec tv;
if (clock_gettime(CLOCK_MONOTONIC_RAW, &tv) == 0)
time = (rarch_perf_tick_t)tv.tv_sec * 1000000000 + (rarch_perf_tick_t)tv.tv_nsec;
else
time = 0;
#elif defined(__GNUC__) && !defined(RARCH_CONSOLE)
#if defined(__i386__) || defined(__i486__)
@ -45,6 +54,7 @@ rarch_perf_tick_t rarch_get_perf_counter(void)
asm volatile ("rdtsc" : "=a" (a), "=d" (d));
time = (rarch_perf_tick_t)a | ((rarch_perf_tick_t)d << 32);
#endif
#elif defined(__ARM_ARCH_6__) || defined(ANDROID)
asm volatile( "mrc p15, 0, %0, c9, c13, 0" : "=r"(time) );
#elif defined(__CELLOS_LV2__) || defined(GEKKO) || defined(_XBOX360)