kerneltest/e32test/bench/t_rxbm.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 07 Jan 2010 13:38:45 +0200
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// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of the License "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// e32test\bench\t_rxbm.cpp
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// 
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//
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#include <e32std.h>
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#include <e32std_private.h>
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#include <e32base.h>
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#include <e32base_private.h>
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#include <e32test.h>
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const TInt KHeapSize=0x2000;
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const TInt KAverageOverInSeconds=10;
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const TInt KNumberOfCalculationsPerLoop=10;
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volatile TInt count;
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RTest test(_L("T_RXBM"));
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GLREF_C TInt TRealXAddition(TAny*);
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GLREF_C TInt TRealXSubtraction(TAny*);
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GLREF_C TInt TRealXMultiplication(TAny*);
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GLREF_C TInt TRealXDivision(TAny*);
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TInt runTest(TThreadFunction aFunction,const TDesC& aTitle)
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    {
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    RThread thread;
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	TInt r=thread.Create(aTitle,aFunction,KDefaultStackSize,KHeapSize,KHeapSize,NULL);
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	if(r!=KErrNone)
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		{
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		test.Printf(_L("Failed to create thread with error %d\n"),r);
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		return(r);
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		}
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    thread.Resume();
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    User::After(1000000);
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    count=0;
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    User::After(KAverageOverInSeconds*1000000);
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    TInt result=count;
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    thread.Kill(0);
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	thread.Close();
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    test.Printf(_L("%S executed %d in 1 second\n"),&aTitle,result*KNumberOfCalculationsPerLoop/KAverageOverInSeconds);
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    return(result);
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    }
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TInt E32Main()
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//
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// Benchmark for TRealX functions
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//
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    {
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    test.Title();
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    test.Start(_L("Benchmarks for TRealX"));
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	runTest(TRealXAddition,_L("Addition"));
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	runTest(TRealXSubtraction,_L("Subtraction"));
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	runTest(TRealXMultiplication,_L("Multiplication"));
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	runTest(TRealXDivision,_L("Division"));
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	test.End();
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	return(KErrNone);
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    }
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