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Implement JitIL profiling on linux. I also tried implementing __rdtsc using assembly and didn't really see a speed improvement so went with clock_gettime.

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Also changed other gettimeofday calls to clock_gettime, which is supposedly more accurate.


git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@6447 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
Glenn Rice
2010-11-20 00:22:56 +00:00
parent d1264b3258
commit ef55177ed6
5 changed files with 56 additions and 66 deletions
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27
Source/Core/Common/Src/Timer.cpp
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@ -21,8 +21,6 @@
#include <Windows.h>
#include <mmsystem.h>
#include <sys/timeb.h>
#else
#include <sys/time.h>
#endif
#include "Common.h"
@ -37,9 +35,9 @@ u32 Timer::GetTimeMs()
#ifdef _WIN32
return timeGetTime();
#else
struct timeval t;
(void)gettimeofday(&t, NULL);
return((u32)(t.tv_sec * 1000 + t.tv_usec / 1000));
struct timespec t;
(void)clock_gettime(CLOCK_MONOTONIC_RAW, &t);
return ((u32)(t.tv_sec * 1000 + t.tv_nsec / 1000000));
#endif
}
@ -157,13 +155,6 @@ void Timer::RestoreResolution()
#endif
}
#ifdef __GNUC__
void _time64(u64* t)
{
*t = 0; //TODO
}
#endif
// Get the number of seconds since January 1 1970
u64 Timer::GetTimeSinceJan1970()
{
@ -213,9 +204,9 @@ std::string Timer::GetTimeFormatted()
(void)::ftime(&tp);
sprintf(formattedTime, "%s:%03i", tmp, tp.millitm);
#else
struct timeval t;
(void)gettimeofday(&t, NULL);
sprintf(formattedTime, "%s:%03d", tmp, (int)(t.tv_usec / 1000));
struct timespec t;
(void)clock_gettime(CLOCK_REALTIME, &t);
sprintf(formattedTime, "%s:%03d", tmp, (int)(t.tv_nsec / 1000000));
#endif
return std::string(formattedTime);
@ -229,8 +220,8 @@ double Timer::GetDoubleTime()
struct timeb tp;
(void)::ftime(&tp);
#else
struct timeval t;
(void)gettimeofday(&t, NULL);
struct timespec t;
(void)clock_gettime(CLOCK_REALTIME, &t);
#endif
// Get continuous timestamp
u64 TmpSeconds = Common::Timer::GetTimeSinceJan1970();
@ -246,7 +237,7 @@ double Timer::GetDoubleTime()
#ifdef _WIN32
double ms = tp.millitm / 1000.0 / 1000.0;
#else
double ms = t.tv_usec / 1000.0 / 1000.0;
double ms = t.tv_nsec / 1000000000.0;
#endif
double TmpTime = Seconds + ms;