kerneltest/e32test/bench/t_excbm.cpp
changeset 0 a41df078684a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/kerneltest/e32test/bench/t_excbm.cpp	Mon Oct 19 15:55:17 2009 +0100
@@ -0,0 +1,73 @@
+// Copyright (c) 1996-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of the License "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+// e32test\bench\t_excbm.cpp
+// 
+//
+
+#include <e32std.h>
+#include <e32std_private.h>
+#include <e32base.h>
+#include <e32base_private.h>
+#include <e32test.h>
+#include <e32svr.h>
+
+const TInt KHeapSize=132*1024;
+const TInt KAverageOverInSeconds=10;
+const TInt KNumberOfCalculationsPerLoop=20;
+
+TInt64 count;
+
+RTest test(_L("T_EXCBM"));
+
+GLREF_C TInt SlowExec(TAny*);
+GLREF_C TInt FastExec(TAny*);
+
+TInt64 runTest(TThreadFunction aFunction,const TDesC& aTitle)
+    {
+
+    RThread thread;
+	TInt r=thread.Create(aTitle,aFunction,KDefaultStackSize,KHeapSize,KHeapSize,NULL);
+	if(r!=KErrNone)
+		{
+		test.Printf(_L("Failed to create thread with error %d\n"),r);
+		return(r);
+		}
+    thread.Resume();
+    User::After(1000000);
+    count=0;
+    User::After(KAverageOverInSeconds*1000000);
+    TInt64 result=count;
+    thread.Kill(0);
+	thread.Close();
+    result *= KNumberOfCalculationsPerLoop;
+    result /= KAverageOverInSeconds;
+    TInt r2 = I64INT(result);
+    test.Printf(_L("%S executed %d in 1 second\n"),&aTitle,r2);
+    return(result);
+    }
+
+TInt E32Main()
+//
+// Benchmark for Exec functions
+//
+    {
+
+    test.Title();
+    test.Start(_L("Benchmarks for Exec functions"));
+    runTest(SlowExec,_L("Slow Exec"));
+    runTest(FastExec,_L("Fast Exec"));
+    test.End();
+	return(KErrNone);
+    }
+