diff options
Diffstat (limited to 'indra')
| -rw-r--r-- | indra/llcommon/llfasttimer.h | 112 |
1 files changed, 56 insertions, 56 deletions
diff --git a/indra/llcommon/llfasttimer.h b/indra/llcommon/llfasttimer.h index db80e9a624..15787a7445 100644 --- a/indra/llcommon/llfasttimer.h +++ b/indra/llcommon/llfasttimer.h @@ -39,62 +39,62 @@ #define TIME_FAST_TIMERS 0 #if LL_WINDOWS -#define LL_INLINE __forceinline
-
-//
-// NOTE: put back in when we aren't using platform sdk anymore
-//
-// because MS has different signatures for these functions in winnt.h
-// need to rename them to avoid conflicts
-//#define _interlockedbittestandset _renamed_interlockedbittestandset
-//#define _interlockedbittestandreset _renamed_interlockedbittestandreset
-//#include <intrin.h>
-//#undef _interlockedbittestandset
-//#undef _interlockedbittestandreset
-
-//inline U32 get_cpu_clock_count_32()
-//{
-// U64 time_stamp = __rdtsc();
-// return (U32)(time_stamp >> 8);
-//}
-//
-//// return full timer value, *not* shifted by 8 bits
-//inline U64 get_cpu_clock_count_64()
-//{
-// return __rdtsc();
-//}
-
-// shift off lower 8 bits for lower resolution but longer term timing
-// on 1Ghz machine, a 32-bit word will hold ~1000 seconds of timing
-inline U32 get_cpu_clock_count_32()
-{
- U32 ret_val;
- __asm
- {
- _emit 0x0f
- _emit 0x31
- shr eax,8
- shl edx,24
- or eax, edx
- mov dword ptr [ret_val], eax
- }
- return ret_val;
-}
-
-// return full timer value, *not* shifted by 8 bits
-inline U64 get_cpu_clock_count_64()
-{
- U64 ret_val;
- __asm
- {
- _emit 0x0f
- _emit 0x31
- mov eax,eax
- mov edx,edx
- mov dword ptr [ret_val+4], edx
- mov dword ptr [ret_val], eax
- }
- return ret_val;
+#define LL_INLINE __forceinline + +// +// NOTE: put back in when we aren't using platform sdk anymore +// +// because MS has different signatures for these functions in winnt.h +// need to rename them to avoid conflicts +//#define _interlockedbittestandset _renamed_interlockedbittestandset +//#define _interlockedbittestandreset _renamed_interlockedbittestandreset +//#include <intrin.h> +//#undef _interlockedbittestandset +//#undef _interlockedbittestandreset + +//inline U32 get_cpu_clock_count_32() +//{ +// U64 time_stamp = __rdtsc(); +// return (U32)(time_stamp >> 8); +//} +// +//// return full timer value, *not* shifted by 8 bits +//inline U64 get_cpu_clock_count_64() +//{ +// return __rdtsc(); +//} + +// shift off lower 8 bits for lower resolution but longer term timing +// on 1Ghz machine, a 32-bit word will hold ~1000 seconds of timing +inline U32 get_cpu_clock_count_32() +{ + U32 ret_val; + __asm + { + _emit 0x0f + _emit 0x31 + shr eax,8 + shl edx,24 + or eax, edx + mov dword ptr [ret_val], eax + } + return ret_val; +} + +// return full timer value, *not* shifted by 8 bits +inline U64 get_cpu_clock_count_64() +{ + U64 ret_val; + __asm + { + _emit 0x0f + _emit 0x31 + mov eax,eax + mov edx,edx + mov dword ptr [ret_val+4], edx + mov dword ptr [ret_val], eax + } + return ret_val; } #endif |