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rtdsc_oai update for arm

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git-svn-id: http://svn.eurecom.fr/openair4G/trunk@7144 818b1a75-f10b-46b9-bf7c-635c3b92a50f
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Raymond Knopp
2015-04-13 22:45:23 +00:00
parent f2186a6eae
commit cde69c8e6a
1 changed files with 9 additions and 0 deletions
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openair1/PHY/TOOLS/time_meas.h
+9
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@@ -66,6 +66,15 @@ static inline unsigned long long rdtsc_oai(void)
__asm__ volatile ("rdtsc" : "=a" (a), "=d" (d)); __asm__ volatile ("rdtsc" : "=a" (a), "=d" (d));
return (d<<32) | a; return (d<<32) | a;
} }
#elif defined(__arm__)
static inline unsigned long long rdtsc_oai(void) __attribute__((always_inline));
static inline unsigned long long rdtsc_oai(void)
{
uint32_t r = 0;
asm volatile("mrc p15, 0, %0, c9, c13, 0" : "=r"(r) );
return (unsigned long long)r;
}
#endif #endif
static inline void start_meas(time_stats_t *ts) static inline void start_meas(time_stats_t *ts)