diff -r 000000000000 -r a41df078684a kerneltest/e32test/misc/t_cp0.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/kerneltest/e32test/misc/t_cp0.cpp	Mon Oct 19 15:55:17 2009 +0100
@@ -0,0 +1,106 @@
+// Copyright (c) 1998-2009 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\misc\t_cp0.cpp
+// 
+//
+
+#include <e32test.h>
+#include <cpudefs.h>
+#include "nk_cpu.h"
+#include "../misc/prbs.h"
+
+RTest test(_L("T_CP0"));
+
+extern void GetAcc0(TInt64&);
+extern void SetAcc0(const TInt64&);
+extern void InnerProduct(TInt64& /*aResult*/, const TInt16* /*aVec1*/, const TInt16* /*aVec2*/, TInt /*aLength*/);
+extern void InnerProduct2(TInt64& /*aResult*/, const TInt16* /*aVec1*/, const TInt16* /*aVec2*/, TInt /*aLength*/);
+
+
+TInt DoCP0Test(TAny* aPtr)
+	{
+	TUint seed[2];
+	seed[0]=(TUint)aPtr;
+	seed[1]=0;
+	TInt16 vec1[128];
+	TInt16 vec2[128];
+	TInt run;
+	for (run=0; run<100000; ++run)
+		{
+		TInt n=(Random(seed)&63)+64;		// vector length
+		TInt i;
+		for (i=0; i<n; ++i)
+			{
+			vec1[i]=(TInt16)(Random(seed)&0xffff);
+			vec2[i]=(TInt16)(Random(seed)&0xffff);
+			TInt64 result, result2;
+			InnerProduct(result,vec1,vec2,n);
+			InnerProduct2(result2,vec1,vec2,n);
+			if (result != result2)
+				{
+				User::Panic(_L("ERROR"),run);
+				}
+			}
+		}
+	return 0;
+	}
+
+void CheckExit(TInt aThreadNum, RThread aThread)
+	{
+	TInt exitType=aThread.ExitType();
+	TInt exitReason=aThread.ExitReason();
+	TBuf<32> exitCat=aThread.ExitCategory();
+	test.Printf(_L("Thread %d: %d,%d,%S\n"),aThreadNum,exitType,exitReason,&exitCat);
+	test(exitType==EExitKill);
+	test(exitReason==KErrNone);
+	}
+
+TInt E32Main()
+	{
+	test.Title();
+	test.Start(_L("Testing XScale DSP Coprocessor"));
+
+	TInt64 acc0;
+	GetAcc0(acc0);
+	test.Printf(_L("acc0=%lx\n"),acc0);
+
+	SetAcc0(0);
+	GetAcc0(acc0);
+	test.Printf(_L("acc0=%lx\n"),acc0);
+
+	test.Next(_L("Test CP0 in single thread"));
+	DoCP0Test((TAny*)487);
+
+	test.Next(_L("Test CP0 in multiple threads"));
+	RThread t1, t2;
+	TRequestStatus s1, s2;
+	TInt r=t1.Create(KNullDesC(),DoCP0Test,0x1000,NULL,(TAny*)0xddb3d743);
+	test(r==KErrNone);
+	r=t2.Create(KNullDesC(),DoCP0Test,0x1000,NULL,(TAny*)0xb504f334);
+	test(r==KErrNone);
+	t1.Logon(s1);
+	t2.Logon(s2);
+	t1.Resume();
+	t2.Resume();
+	User::WaitForRequest(s1);
+	User::WaitForRequest(s2);
+	CheckExit(1,t1);
+	CheckExit(2,t2);
+	CLOSE_AND_WAIT(t1);
+	CLOSE_AND_WAIT(t2);
+
+	test.End();
+	return 0;
+	}
+