[complement-svn] SF.net SVN: complement:[1958] trunk/complement/explore/perf/alloc

[<com...@us...>]

Revision: 1958
          http://complement.svn.sourceforge.net/complement/?rev=1958&view=rev
Author:   complement
Date:     2008-08-13 09:29:15 +0000 (Wed, 13 Aug 2008)

Log Message:
-----------
less expencive tests: free some memory

Modified Paths:
--------------
    trunk/complement/explore/perf/alloc/alloc_perf_suite.cc
    trunk/complement/explore/perf/alloc/alloc_perf_suite.h
    trunk/complement/explore/perf/alloc/suite.cc

Modified: trunk/complement/explore/perf/alloc/alloc_perf_suite.cc
===================================================================
--- trunk/complement/explore/perf/alloc/alloc_perf_suite.cc	2008-08-12 14:32:04 UTC (rev 1957)
+++ trunk/complement/explore/perf/alloc/alloc_perf_suite.cc	2008-08-13 09:29:15 UTC (rev 1958)
@@ -1,4 +1,4 @@
-// -*- C++ -*- Time-stamp: <08/08/12 18:28:14 yeti>
+// -*- C++ -*- Time-stamp: <08/08/13 13:28:22 yeti>
 
 /*
  * Copyright (c) 2008
@@ -8,13 +8,23 @@
  */
 
 #include "alloc_perf_suite.h"
+#include <vector>
 
+#include <mt/thread>
+#include <mt/mutex>
+
 using namespace std;
 
+vector<void *> p( 1000 );
+
 int EXAM_IMPL(alloc_test::alloc)
 {
   for ( int i = 0; i < 10000; ++i ) {
-    if ( malloc( 100 ) == 0 ) {
+    if ( p[i % 1000] != 0 ) {
+      free( p[i % 1000] );
+    }
+    p[i % 1000] = malloc( 100 );
+    if ( p[i % 1000] == 0 ) {
       return 1;
     }
   }
@@ -25,7 +35,11 @@
 int EXAM_IMPL(alloc_test::alloc5000)
 {
   for ( int i = 0; i < 10000; ++i ) {
-    if ( malloc( 5000 ) == 0 ) {
+    if ( p[i % 1000] != 0 ) {
+      free( p[i % 1000] );
+    }
+    p[i % 1000] = malloc( 5000 );
+    if ( p[i % 1000] == 0 ) {
       return 1;
     }
   }
@@ -36,7 +50,11 @@
 int EXAM_IMPL(alloc_test::alloc_mix)
 {
   for ( int i = 0; i < 5000; ++i ) {
-    if ( malloc( 5000 ) == 0 ) {
+    if ( p[i % 1000] != 0 ) {
+      free( p[i % 1000] );
+    }
+    p[i % 1000] = malloc( 5000 );
+    if ( p[i % 1000] == 0 ) {
       return 1;
     }
     if ( malloc( 100 ) == 0 ) {
@@ -46,3 +64,34 @@
 
   return 0;
 }
+
+static std::tr2::mutex lk;
+
+void a0()
+{
+  for ( int i = 0; i < 10000; ++i ) {
+    std::tr2::lock_guard<std::tr2::mutex> lock( lk );
+
+    if ( p[i % 1000] != 0 ) {
+      free( p[i % 1000] );
+    }
+    p[i % 1000] = malloc( 100 );
+  }
+}
+
+int EXAM_IMPL(alloc_test::alloc_t5)
+{
+  std::tr2::basic_thread<0,0> t0( a0 );
+  std::tr2::basic_thread<0,0> t1( a0 );
+  std::tr2::basic_thread<0,0> t2( a0 );
+  std::tr2::basic_thread<0,0> t3( a0 );
+  std::tr2::basic_thread<0,0> t4( a0 );
+
+  t0.join();
+  t1.join();
+  t2.join();
+  t3.join();
+  t4.join();
+
+  return 0;
+}

Modified: trunk/complement/explore/perf/alloc/alloc_perf_suite.h
===================================================================
--- trunk/complement/explore/perf/alloc/alloc_perf_suite.h	2008-08-12 14:32:04 UTC (rev 1957)
+++ trunk/complement/explore/perf/alloc/alloc_perf_suite.h	2008-08-13 09:29:15 UTC (rev 1958)
@@ -1,4 +1,4 @@
-// -*- C++ -*- Time-stamp: <08/08/12 18:28:37 yeti>
+// -*- C++ -*- Time-stamp: <08/08/13 13:26:19 yeti>
 
 /*
  * Copyright (c) 2008
@@ -18,6 +18,7 @@
     int EXAM_DECL(alloc);
     int EXAM_DECL(alloc5000);
     int EXAM_DECL(alloc_mix);
+    int EXAM_DECL(alloc_t5);
 };
 
 #endif // __ALLOC_PERF_SUITE_H

Modified: trunk/complement/explore/perf/alloc/suite.cc
===================================================================
--- trunk/complement/explore/perf/alloc/suite.cc	2008-08-12 14:32:04 UTC (rev 1957)
+++ trunk/complement/explore/perf/alloc/suite.cc	2008-08-13 09:29:15 UTC (rev 1958)
@@ -1,4 +1,4 @@
-// -*- C++ -*- Time-stamp: <08/08/12 18:27:28 yeti>
+// -*- C++ -*- Time-stamp: <08/08/13 13:26:45 yeti>
 
 /*
  * Copyright (c) 2008
@@ -27,6 +27,7 @@
   t.add( &alloc_test::alloc, alt, "malloc" );
   t.add( &alloc_test::alloc5000, alt, "malloc 5000" );
   t.add( &alloc_test::alloc_mix, alt, "malloc mix" );
+  t.add( &alloc_test::alloc_t5, alt, "malloc 5 threads" );
 
   return t.girdle();
 }


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