Work at SourceForge, help us to make it a better place! We have an immediate need for a Support Technician in our San Francisco or Denver office.

Close

Diff of /tests/benchtest1.c [c2c274] .. [bbae92] Maximize Restore

  Switch to side-by-side view

--- a/tests/benchtest1.c
+++ b/tests/benchtest1.c
@@ -1,248 +1,249 @@
-/*
- * benchtest1.c
- *
- *
- * --------------------------------------------------------------------------
- *
- *      Pthreads-win32 - POSIX Threads Library for Win32
- *      Copyright(C) 1998 John E. Bossom
- *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
- *      Contact Email: rpj@callisto.canberra.edu.au
- * 
- *      The current list of contributors is contained
- *      in the file CONTRIBUTORS included with the source
- *      code distribution. The list can also be seen at the
- *      following World Wide Web location:
- *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
- *      This library is free software; you can redistribute it and/or
- *      modify it under the terms of the GNU Lesser General Public
- *      License as published by the Free Software Foundation; either
- *      version 2 of the License, or (at your option) any later version.
- * 
- *      This library is distributed in the hope that it will be useful,
- *      but WITHOUT ANY WARRANTY; without even the implied warranty of
- *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- *      Lesser General Public License for more details.
- * 
- *      You should have received a copy of the GNU Lesser General Public
- *      License along with this library in the file COPYING.LIB;
- *      if not, write to the Free Software Foundation, Inc.,
- *      59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
- *
- * --------------------------------------------------------------------------
- *
- * Measure time taken to complete an elementary operation.
- *
- * - Mutex
- *   Single thread iteration over lock/unlock for each mutex type.
- */
-
-#include "test.h"
-#include <sys/timeb.h>
-
-#ifdef __GNUC__
-#include <stdlib.h>
-#endif
-
-#include "benchtest.h"
-
-#define PTW32_MUTEX_TYPES
-#define ITERATIONS      10000000L
-
-pthread_mutex_t mx;
-pthread_mutexattr_t ma;
-struct _timeb currSysTimeStart;
-struct _timeb currSysTimeStop;
-long durationMilliSecs;
-long overHeadMilliSecs = 0;
-int one = 1;
-int zero = 0;
-
-#define GetDurationMilliSecs(_TStart, _TStop) ((_TStop.time*1000+_TStop.millitm) \
-                                               - (_TStart.time*1000+_TStart.millitm))
-
-/*
- * Dummy use of j, otherwise the loop may be removed by the optimiser
- * when doing the overhead timing with an empty loop.
- */
-#define TESTSTART \
-  { int i, j = 0, k = 0; _ftime(&currSysTimeStart); for (i = 0; i < ITERATIONS; i++) { j++;
-
-#define TESTSTOP \
-  }; _ftime(&currSysTimeStop); if (j + k == i) j++; }
-
-
-void
-runTest (char * testNameString, int mType)
-{
-#ifdef PTW32_MUTEX_TYPES
-  assert(pthread_mutexattr_settype(&ma, mType) == 0);
-#endif
-  assert(pthread_mutex_init(&mx, &ma) == 0);
-
-  TESTSTART
-  assert(pthread_mutex_lock(&mx) == zero);
-  assert(pthread_mutex_unlock(&mx) == zero);
-  TESTSTOP
-
-  assert(pthread_mutex_destroy(&mx) == 0);
-
-  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
-
-  printf( "%-45s %15ld %15.3f\n",
-	    testNameString,
-          durationMilliSecs,
-          (float) durationMilliSecs * 1E3 / ITERATIONS);
-}
-
-
-int
-main (int argc, char *argv[])
-{
-  int i = 0;
-  CRITICAL_SECTION cs;
-  old_mutex_t ox;
-  pthread_mutexattr_init(&ma);
-
-  printf( "=============================================================================\n");
-  printf( "\nLock plus unlock on an unlocked mutex.\n%ld iterations\n\n",
-          ITERATIONS);
-  printf( "%-45s %15s %15s\n",
-	    "Test",
-	    "Total(msec)",
-	    "average(usec)");
-  printf( "-----------------------------------------------------------------------------\n");
-
-  /*
-   * Time the loop overhead so we can subtract it from the actual test times.
-   */
-
-  TESTSTART
-  assert(1 == one);
-  assert(1 == one);
-  TESTSTOP
-
-  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
-  overHeadMilliSecs = durationMilliSecs;
-
-
-  TESTSTART
-  assert((dummy_call(&i), 1) == one);
-  assert((dummy_call(&i), 1) == one);
-  TESTSTOP
-
-  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
-
-  printf( "%-45s %15ld %15.3f\n",
-	    "Dummy call x 2",
-          durationMilliSecs,
-          (float) durationMilliSecs * 1E3 / ITERATIONS);
-
-
-  TESTSTART
-  assert((interlocked_inc_with_conditionals(&i), 1) == one);
-  assert((interlocked_dec_with_conditionals(&i), 1) == one);
-  TESTSTOP
-
-  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
-
-  printf( "%-45s %15ld %15.3f\n",
-	    "Dummy call -> Interlocked with cond x 2",
-          durationMilliSecs,
-          (float) durationMilliSecs * 1E3 / ITERATIONS);
-
-
-  TESTSTART
-  assert((InterlockedIncrement(&i), 1) == one);
-  assert((InterlockedDecrement(&i), 1) == one);
-  TESTSTOP
-
-  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
-
-  printf( "%-45s %15ld %15.3f\n",
-	    "InterlockedOp x 2",
-          durationMilliSecs,
-          (float) durationMilliSecs * 1E3 / ITERATIONS);
-
-
-  InitializeCriticalSection(&cs);
-
-  TESTSTART
-  assert((EnterCriticalSection(&cs), 1) == one);
-  assert((LeaveCriticalSection(&cs), 1) == one);
-  TESTSTOP
-
-  DeleteCriticalSection(&cs);
-
-  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
-
-  printf( "%-45s %15ld %15.3f\n",
-	    "Simple Critical Section",
-          durationMilliSecs,
-          (float) durationMilliSecs * 1E3 / ITERATIONS);
-
-
-  old_mutex_use = OLD_WIN32CS;
-  assert(old_mutex_init(&ox, NULL) == 0);
-
-  TESTSTART
-  assert(old_mutex_lock(&ox) == zero);
-  assert(old_mutex_unlock(&ox) == zero);
-  TESTSTOP
-
-  assert(old_mutex_destroy(&ox) == 0);
-
-  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
-
-  printf( "%-45s %15ld %15.3f\n",
-	    "Old PT Mutex using a Critical Section (WNT)",
-          durationMilliSecs,
-          (float) durationMilliSecs * 1E3 / ITERATIONS);
-
-
-  old_mutex_use = OLD_WIN32MUTEX;
-  assert(old_mutex_init(&ox, NULL) == 0);
-
-  TESTSTART
-  assert(old_mutex_lock(&ox) == zero);
-  assert(old_mutex_unlock(&ox) == zero);
-  TESTSTOP
-
-  assert(old_mutex_destroy(&ox) == 0);
-
-  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
-
-  printf( "%-45s %15ld %15.3f\n",
-	    "Old PT Mutex using a Win32 Mutex (W9x)",
-          durationMilliSecs,
-          (float) durationMilliSecs * 1E3 / ITERATIONS);
-
-  printf( ".............................................................................\n");
-
-  /*
-   * Now we can start the actual tests
-   */
-#ifdef PTW32_MUTEX_TYPES
-  runTest("PTHREAD_MUTEX_DEFAULT (W9x,WNT)", PTHREAD_MUTEX_DEFAULT);
-
-  runTest("PTHREAD_MUTEX_NORMAL (W9x,WNT)", PTHREAD_MUTEX_NORMAL);
-
-  runTest("PTHREAD_MUTEX_ERRORCHECK (W9x,WNT)", PTHREAD_MUTEX_ERRORCHECK);
-
-  runTest("PTHREAD_MUTEX_RECURSIVE (W9x,WNT)", PTHREAD_MUTEX_RECURSIVE);
-#else
-  runTest("Non-blocking lock", 0);
-#endif
-
-  printf( "=============================================================================\n");
-
-  /*
-   * End of tests.
-   */
-
-  pthread_mutexattr_destroy(&ma);
-
-  return 0;
-}
+/*
+ * benchtest1.c
+ *
+ *
+ * --------------------------------------------------------------------------
+ *
+ *      Pthreads-win32 - POSIX Threads Library for Win32
+ *      Copyright(C) 1998 John E. Bossom
+ *      Copyright(C) 1999,2005 Pthreads-win32 contributors
+ * 
+ *      Contact Email: rpj@callisto.canberra.edu.au
+ * 
+ *      The current list of contributors is contained
+ *      in the file CONTRIBUTORS included with the source
+ *      code distribution. The list can also be seen at the
+ *      following World Wide Web location:
+ *      http://sources.redhat.com/pthreads-win32/contributors.html
+ * 
+ *      This library is free software; you can redistribute it and/or
+ *      modify it under the terms of the GNU Lesser General Public
+ *      License as published by the Free Software Foundation; either
+ *      version 2 of the License, or (at your option) any later version.
+ * 
+ *      This library is distributed in the hope that it will be useful,
+ *      but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *      Lesser General Public License for more details.
+ * 
+ *      You should have received a copy of the GNU Lesser General Public
+ *      License along with this library in the file COPYING.LIB;
+ *      if not, write to the Free Software Foundation, Inc.,
+ *      59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ *
+ * --------------------------------------------------------------------------
+ *
+ * Measure time taken to complete an elementary operation.
+ *
+ * - Mutex
+ *   Single thread iteration over lock/unlock for each mutex type.
+ */
+
+#include "test.h"
+#include <sys/timeb.h>
+
+#ifdef __GNUC__
+#include <stdlib.h>
+#endif
+
+#include "benchtest.h"
+
+#define PTW32_MUTEX_TYPES
+#define ITERATIONS      10000000L
+
+pthread_mutex_t mx;
+pthread_mutexattr_t ma;
+struct _timeb currSysTimeStart;
+struct _timeb currSysTimeStop;
+long durationMilliSecs;
+long overHeadMilliSecs = 0;
+int one = 1;
+int zero = 0;
+
+#define GetDurationMilliSecs(_TStart, _TStop) ((_TStop.time*1000+_TStop.millitm) \
+                                               - (_TStart.time*1000+_TStart.millitm))
+
+/*
+ * Dummy use of j, otherwise the loop may be removed by the optimiser
+ * when doing the overhead timing with an empty loop.
+ */
+#define TESTSTART \
+  { int i, j = 0, k = 0; _ftime(&currSysTimeStart); for (i = 0; i < ITERATIONS; i++) { j++;
+
+#define TESTSTOP \
+  }; _ftime(&currSysTimeStop); if (j + k == i) j++; }
+
+
+void
+runTest (char * testNameString, int mType)
+{
+#ifdef PTW32_MUTEX_TYPES
+  assert(pthread_mutexattr_settype(&ma, mType) == 0);
+#endif
+  assert(pthread_mutex_init(&mx, &ma) == 0);
+
+  TESTSTART
+  assert(pthread_mutex_lock(&mx) == zero);
+  assert(pthread_mutex_unlock(&mx) == zero);
+  TESTSTOP
+
+  assert(pthread_mutex_destroy(&mx) == 0);
+
+  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
+
+  printf( "%-45s %15ld %15.3f\n",
+	    testNameString,
+          durationMilliSecs,
+          (float) durationMilliSecs * 1E3 / ITERATIONS);
+}
+
+
+int
+main (int argc, char *argv[])
+{
+  int i = 0;
+  CRITICAL_SECTION cs;
+  old_mutex_t ox;
+  pthread_mutexattr_init(&ma);
+
+  printf( "=============================================================================\n");
+  printf( "\nLock plus unlock on an unlocked mutex.\n%ld iterations\n\n",
+          ITERATIONS);
+  printf( "%-45s %15s %15s\n",
+	    "Test",
+	    "Total(msec)",
+	    "average(usec)");
+  printf( "-----------------------------------------------------------------------------\n");
+
+  /*
+   * Time the loop overhead so we can subtract it from the actual test times.
+   */
+
+  TESTSTART
+  assert(1 == one);
+  assert(1 == one);
+  TESTSTOP
+
+  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
+  overHeadMilliSecs = durationMilliSecs;
+
+
+  TESTSTART
+  assert((dummy_call(&i), 1) == one);
+  assert((dummy_call(&i), 1) == one);
+  TESTSTOP
+
+  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
+
+  printf( "%-45s %15ld %15.3f\n",
+	    "Dummy call x 2",
+          durationMilliSecs,
+          (float) durationMilliSecs * 1E3 / ITERATIONS);
+
+
+  TESTSTART
+  assert((interlocked_inc_with_conditionals(&i), 1) == one);
+  assert((interlocked_dec_with_conditionals(&i), 1) == one);
+  TESTSTOP
+
+  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
+
+  printf( "%-45s %15ld %15.3f\n",
+	    "Dummy call -> Interlocked with cond x 2",
+          durationMilliSecs,
+          (float) durationMilliSecs * 1E3 / ITERATIONS);
+
+
+  TESTSTART
+  assert((InterlockedIncrement((LPLONG)&i), 1) == (LONG)one);
+  assert((InterlockedDecrement((LPLONG)&i), 1) == (LONG)one);
+  TESTSTOP
+
+  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
+
+  printf( "%-45s %15ld %15.3f\n",
+	    "InterlockedOp x 2",
+          durationMilliSecs,
+          (float) durationMilliSecs * 1E3 / ITERATIONS);
+
+
+  InitializeCriticalSection(&cs);
+
+  TESTSTART
+  assert((EnterCriticalSection(&cs), 1) == one);
+  assert((LeaveCriticalSection(&cs), 1) == one);
+  TESTSTOP
+
+  DeleteCriticalSection(&cs);
+
+  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
+
+  printf( "%-45s %15ld %15.3f\n",
+	    "Simple Critical Section",
+          durationMilliSecs,
+          (float) durationMilliSecs * 1E3 / ITERATIONS);
+
+
+  old_mutex_use = OLD_WIN32CS;
+  assert(old_mutex_init(&ox, NULL) == 0);
+
+  TESTSTART
+  assert(old_mutex_lock(&ox) == zero);
+  assert(old_mutex_unlock(&ox) == zero);
+  TESTSTOP
+
+  assert(old_mutex_destroy(&ox) == 0);
+
+  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
+
+  printf( "%-45s %15ld %15.3f\n",
+	    "Old PT Mutex using a Critical Section (WNT)",
+          durationMilliSecs,
+          (float) durationMilliSecs * 1E3 / ITERATIONS);
+
+
+  old_mutex_use = OLD_WIN32MUTEX;
+  assert(old_mutex_init(&ox, NULL) == 0);
+
+  TESTSTART
+  assert(old_mutex_lock(&ox) == zero);
+  assert(old_mutex_unlock(&ox) == zero);
+  TESTSTOP
+
+  assert(old_mutex_destroy(&ox) == 0);
+
+  durationMilliSecs = GetDurationMilliSecs(currSysTimeStart, currSysTimeStop) - overHeadMilliSecs;
+
+  printf( "%-45s %15ld %15.3f\n",
+	    "Old PT Mutex using a Win32 Mutex (W9x)",
+          durationMilliSecs,
+          (float) durationMilliSecs * 1E3 / ITERATIONS);
+
+  printf( ".............................................................................\n");
+
+  /*
+   * Now we can start the actual tests
+   */
+#ifdef PTW32_MUTEX_TYPES
+  runTest("PTHREAD_MUTEX_DEFAULT (W9x,WNT)", PTHREAD_MUTEX_DEFAULT);
+
+  runTest("PTHREAD_MUTEX_NORMAL (W9x,WNT)", PTHREAD_MUTEX_NORMAL);
+
+  runTest("PTHREAD_MUTEX_ERRORCHECK (W9x,WNT)", PTHREAD_MUTEX_ERRORCHECK);
+
+  runTest("PTHREAD_MUTEX_RECURSIVE (W9x,WNT)", PTHREAD_MUTEX_RECURSIVE);
+#else
+  runTest("Non-blocking lock", 0);
+#endif
+
+  printf( "=============================================================================\n");
+
+  /*
+   * End of tests.
+   */
+
+  pthread_mutexattr_destroy(&ma);
+
+  one = i; /* Dummy assignment to avoid 'variable unused' warning */
+  return 0;
+}