/* -----------------------------------------------------------------------------
- * $Id: Stats.c,v 1.9 1999/02/23 15:45:08 simonm Exp $
+ * $Id: Stats.c,v 1.10 1999/03/02 20:00:50 sof Exp $
*
* (c) The GHC Team, 1998-1999
*
#include <unistd.h>
#endif
-#ifdef HAVE_SYS_TIMES_H
-#include <sys/times.h>
+#ifndef _WIN32
+# ifdef HAVE_SYS_TIMES_H
+# include <sys/times.h>
+# endif
#endif
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
-#if defined(HAVE_SYS_RESOURCE_H) && ! irix_TARGET_OS
-#include <sys/resource.h>
+#if ! irix_TARGET_OS && ! defined(_WIN32)
+# if defined(HAVE_SYS_RESOURCE_H)
+# include <sys/resource.h>
+# endif
#endif
#ifdef HAVE_SYS_TIMEB_H
#include <stdlib.h>
#endif
+#if HAVE_WINDOWS_H
+#include <windows.h>
+#endif
+
/* huh? */
#define BIG_STRING_LEN 512
/* elapsedtime() -- The current elapsed time in seconds */
+#ifdef _WIN32
+#define NS_PER_SEC 10000000LL
+/* Convert FILETIMEs into secs since the Epoch (Jan1-1970) */
+#define FT2longlong(ll,ft) \
+ (ll)=(ft).dwHighDateTime; \
+ (ll) <<= 32; \
+ (ll) |= (ft).dwLowDateTime; \
+ (ll) /= (unsigned long long) (NS_PER_SEC / CLOCKS_PER_SEC)
+#endif
+
+#ifdef _WIN32
+/* cygwin32 or mingw32 version */
+double
+elapsedtime(void)
+{
+ FILETIME creationTime, exitTime, kernelTime, userTime;
+ long long int kT, uT;
+
+
+ /* ToDo: pin down elapsed times to just the OS thread(s) that
+ are evaluating/managing Haskell code.
+ */
+ if (!GetProcessTimes (GetCurrentProcess(), &creationTime,
+ &exitTime, &kernelTime, &userTime)) {
+ /* Probably on a Win95 box..*/
+ return 0;
+ }
+
+ FT2longlong(kT,kernelTime);
+ FT2longlong(uT,userTime);
+ return (((StgDouble)(uT + kT))/TicksPerSecond - ElapsedTimeStart);
+}
+
+#else
+
double
elapsedtime(void)
{
-#if ! (defined(HAVE_TIMES) || defined(HAVE_FTIME))
+# if ! (defined(HAVE_TIMES) || defined(HAVE_FTIME))
/* We will #ifdef around the fprintf for machines
we *know* are unsupported. (WDP 94/05)
*/
fprintf(stderr, "NOTE: `elapsedtime' does nothing!\n");
return 0.0;
-#else /* not stumped */
+# else /* not stumped */
/* "ftime" may be nicer, but "times" is more standard;
but, on a Sun, if you do not get the SysV one, you are *hosed*...
*/
-# if defined(HAVE_TIMES) && ! sunos4_TARGET_OS
+# if defined(HAVE_TIMES) && ! sunos4_TARGET_OS
struct tms t;
clock_t r = times(&t);
return (((double)r)/TicksPerSecond - ElapsedTimeStart);
-# else /* HAVE_FTIME */
+# else /* HAVE_FTIME */
struct timeb t;
ftime(&t);
return (fabs(t.time + 1e-3*t.millitm - ElapsedTimeStart));
-# endif /* HAVE_FTIME */
-#endif /* not stumped */
+# endif /* HAVE_FTIME */
+# endif /* not stumped */
}
+#endif /* !_WIN32 */
+
static nat
pagefaults(void)
{
-# if !defined(HAVE_GETRUSAGE) || irix_TARGET_OS
+ /* ToDo (on NT): better, get this via the performance data
+ that's stored in the registry. */
+# if !defined(HAVE_GETRUSAGE) || irix_TARGET_OS || defined(_WIN32)
return 0;
# else
struct rusage t;
void
start_time(void)
{
+#ifdef HAVE_SYSCONF
long ticks;
/* Determine TicksPerSecond ... */
-#ifdef HAVE_SYSCONF
+
ticks = sysconf(_SC_CLK_TCK);
if ( ticks == -1 ) {
fprintf(stderr, "stat_init: bad call to 'sysconf'!\n");
}
TicksPerSecond = (double) ticks;
-#else /* no "sysconf"; had better guess */
-# ifdef HZ
- TicksPerSecond = (double) (HZ);
+/* no "sysconf"; had better guess */
+#elif defined(HZ)
+ TicksPerSecond = (StgDouble) (HZ);
-# else /* had better guess wildly */
+#elif defined(CLOCKS_PER_SEC)
+ TicksPerSecond = (StgDouble) (CLOCKS_PER_SEC);
+#else /* had better guess wildly */
/* We will #ifdef around the fprintf for machines
we *know* are unsupported. (WDP 94/05)
*/
fprintf(stderr, "NOTE: Guessing `TicksPerSecond = 60'!\n");
TicksPerSecond = 60.0;
-# endif
#endif
ElapsedTimeStart = elapsedtime();
fprintf(sf, " Alloc Collect Live GC GC TOT TOT Page Flts\n");
fprintf(sf, " bytes bytes bytes user elap user elap\n");
}
-
GC_coll_times =
(double *)stgMallocBytes(sizeof(double) * RtsFlags.GcFlags.generations,
"initStats");
}
}
+#ifdef _WIN32
+double
+usertime(void)
+{
+ FILETIME creationTime, exitTime, kernelTime, userTime;
+ long long int uT;
+
+ /* Convert FILETIMEs into long longs */
+
+ if (!GetProcessTimes (GetCurrentProcess(), &creationTime,
+ &exitTime, &kernelTime, &userTime)) {
+ /* Probably exec'ing this on a Win95 box..*/
+ return 0;
+ }
+
+ FT2longlong(uT,userTime);
+ return (((StgDouble)uT)/TicksPerSecond);
+}
+#else
double
usertime(void)
{
-#if ! (defined(HAVE_GETRUSAGE) || defined(HAVE_TIMES))
+# if ! (defined(HAVE_GETRUSAGE) || defined(HAVE_TIMES))
/* We will #ifdef around the fprintf for machines
we *know* are unsupported. (WDP 94/05)
*/
fprintf(stderr, "NOTE: `usertime' does nothing!\n");
return 0.0;
-#else /* not stumped */
+# else /* not stumped */
-# if defined(HAVE_TIMES)
+# if defined(HAVE_TIMES)
struct tms t;
times(&t);
return(((double)(t.tms_utime))/TicksPerSecond);
-#else /* HAVE_GETRUSAGE */
+# else /* HAVE_GETRUSAGE */
struct rusage t;
getrusage(RUSAGE_SELF, &t);
return(t.ru_utime.tv_sec + 1e-6*t.ru_utime.tv_usec);
-# endif /* HAVE_GETRUSAGE */
-#endif /* not stumped */
+# endif /* HAVE_GETRUSAGE */
+# endif /* not stumped */
}
+#endif /* ! _WIN32 */
void
end_init(void)