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Speed the Windows code by using native 64-bit int compiler support instead

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of calling external functions.
This commit is contained in:
Tim Peters 2001-10-13 07:37:52 +00:00
parent de26cfc1e1
commit 7d99ff27e8
1 changed files with 14 additions and 11 deletions
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25
Modules/_hotshot.c
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@ -20,8 +20,12 @@
#include <windows.h> #include <windows.h>
#include <largeint.h> #include <largeint.h>
#include <direct.h> /* for getcwd() */ #include <direct.h> /* for getcwd() */
typedef LARGE_INTEGER hs_time; typedef __int64 hs_time;
#define GETTIMEOFDAY(p) QueryPerformanceCounter(p) #define GETTIMEOFDAY(P_HS_TIME) \
{ LARGE_INTEGER _temp; \
QueryPerformanceCounter(&_temp); \
*(P_HS_TIME) = _temp.QuadPart; }
#else #else
#ifndef HAVE_GETTIMEOFDAY #ifndef HAVE_GETTIMEOFDAY
@ -664,12 +668,11 @@ get_tdelta(ProfilerObject *self)
int tdelta; int tdelta;
#ifdef MS_WIN32 #ifdef MS_WIN32
hs_time tv; hs_time tv;
LARGE_INTEGER diff; hs_time diff;
QueryPerformanceCounter(&tv); GETTIMEOFDAY(&tv);
diff = LargeIntegerSubtract(tv, self->prev_timeofday); diff = tv - self->prev_timeofday;
tdelta = (int)diff;
tdelta = diff.LowPart;
#else #else
struct timeval tv; struct timeval tv;
@ -764,7 +767,7 @@ calibrate(void)
hs_time tv1, tv2; hs_time tv1, tv2;
#ifdef MS_WIN32 #ifdef MS_WIN32
LARGE_INTEGER diff; hs_time diff;
QueryPerformanceFrequency(&frequency); QueryPerformanceFrequency(&frequency);
#endif #endif
@ -772,9 +775,9 @@ calibrate(void)
while (1) { while (1) {
GETTIMEOFDAY(&tv2); GETTIMEOFDAY(&tv2);
#ifdef MS_WIN32 #ifdef MS_WIN32
diff = LargeIntegerSubtract(tv2, tv1); diff = tv2 - tv1;
if (!LargeIntegerEqualToZero(diff)) { if (diff != 0) {
timeofday_diff = diff.LowPart; timeofday_diff = (unsigned long)diff;
break; break;
} }
#else #else