X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/fd472f70823a1157acdca204f02accd97918dccc..d1ddbd23d6d9204fe614bd26a2c064f51f7820b0:/testsuite/surf/maxmin_bench.c

diff --git a/testsuite/surf/maxmin_bench.c b/testsuite/surf/maxmin_bench.c
index ca70060936..149f273555 100644
--- a/testsuite/surf/maxmin_bench.c
+++ b/testsuite/surf/maxmin_bench.c
@@ -1,30 +1,26 @@
 /* A crash few tests for the maxmin library                                 */
 
-/* Authors: Arnaud Legrand                                                  */
+/* Copyright (c) 2004, 2005, 2006, 2007, 2008, 2009, 2010. The SimGrid Team.
+ * All rights reserved.                                                     */
 
 /* This program is free software; you can redistribute it and/or modify it
-   under the terms of the license (GNU LGPL) which comes with this package. */
+ * under the terms of the license (GNU LGPL) which comes with this package. */
+
+#ifdef __BORLANDC__
+#pragma hdrstop
+#endif
+
 
 #include <stdlib.h>
 #include <stdio.h>
 #include "surf/maxmin.h"
-#include <sys/time.h>
-
-long date;
-
-/* Pour le bench */
-long us_time(void);
-long us_time(void)
-{
-  struct timeval start;
-  gettimeofday(&start, NULL);
-
-  return (start.tv_sec * 1000000 + start.tv_usec);
-}
+#include "xbt/xbt_os_time.h"
+#include "xbt/sysdep.h"         /* time manipulation for benchmarking */
 
+double date;
 
-xbt_maxmin_float_t float_random(xbt_maxmin_float_t max);
-xbt_maxmin_float_t float_random(xbt_maxmin_float_t max)
+double float_random(double max);
+double float_random(double max)
 {
   return ((max * rand()) / (RAND_MAX + 1.0));
 }
@@ -39,9 +35,9 @@ void test(int nb_cnst, int nb_var, int nb_elem);
 void test(int nb_cnst, int nb_var, int nb_elem)
 {
   lmm_system_t Sys = NULL;
-  lmm_constraint_t *cnst = calloc(nb_cnst, sizeof(lmm_constraint_t));
-  lmm_variable_t *var = calloc(nb_var, sizeof(lmm_variable_t));
-  int *used = calloc(nb_cnst, sizeof(int));
+  lmm_constraint_t *cnst = xbt_new0(lmm_constraint_t, nb_cnst);
+  lmm_variable_t *var = xbt_new0(lmm_variable_t, nb_var);
+  int *used = xbt_new0(int, nb_cnst);
   int i, j, k;
 
   Sys = lmm_system_new();
@@ -57,34 +53,41 @@ void test(int nb_cnst, int nb_var, int nb_elem)
     for (j = 0; j < nb_elem; j++) {
       k = int_random(nb_cnst);
       if (used[k]) {
-	j--;
-	continue;
+        j--;
+        continue;
       }
       lmm_expand(Sys, cnst[k], var[i], float_random(1.0));
       used[k] = 1;
     }
   }
 
-  date = us_time();
+  printf("Starting to solve\n");
+  date = xbt_os_time() * 1000000;
   lmm_solve(Sys);
-  date = us_time() - date;
+  date = xbt_os_time() * 1000000 - date;
 
+  for (i = 0; i < nb_var; i++)
+    lmm_variable_free(Sys, var[i]);
   lmm_system_free(Sys);
   free(cnst);
   free(var);
   free(used);
 }
 
+#ifdef __BORLANDC__
+#pragma argsused
+#endif
+
 
 int main(int argc, char **argv)
 {
   int nb_cnst = 2000;
   int nb_var = 2000;
-  int nb_elem = 20;
-  date = us_time();
+  int nb_elem = 80;
+  date = xbt_os_time() * 1000000;
   test(nb_cnst, nb_var, nb_elem);
   printf("One shot execution time for a total of %d constraints, "
-	 "%d variables with %d active constraint each : %ld microsecondes \n",
-	 nb_cnst, nb_var, nb_elem, date);
+         "%d variables with %d active constraint each : %g microsecondes \n",
+         nb_cnst, nb_var, nb_elem, date);
   return 0;
 }