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Differential D4801 Diff 20955 libraries/source/nvtt/src/src/nvcore/Timer.h

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libraries/source/nvtt/src/src/nvcore/Timer.h

Show All 20 Lines NV_FORCEINLINE uint64 fastCpuClock() {
return val; return val;
} }
#elif NV_CC_GNUC && NV_CPU_X86_64 #elif NV_CC_GNUC && NV_CPU_X86_64
NV_FORCEINLINE uint64 fastCpuClock() { NV_FORCEINLINE uint64 fastCpuClock() {
uint hi, lo; uint hi, lo;
__asm__ __volatile__ ("rdtsc" : "=a"(lo), "=d"(hi)); __asm__ __volatile__ ("rdtsc" : "=a"(lo), "=d"(hi));
return uint64(lo) | (uint64(hi) << 32); return uint64(lo) | (uint64(hi) << 32);
} }
#elif NV_CPU_E2K
NV_FORCEINLINE uint64 fastCpuClock() {
uint64 val;
asm volatile("rrd %%clkr, %0" : "=r" (val));
return val;
}
#else #else
NV_FORCEINLINE uint64 fastCpuClock() { return 0; } NV_FORCEINLINE uint64 fastCpuClock() { return 0; }
#endif #endif
uint64 systemClockFrequency(); uint64 systemClockFrequency();
uint64 systemClock(); uint64 systemClock();
class NVCORE_CLASS Timer class NVCORE_CLASS Timer
Show All 17 Lines
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