// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "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:

// Ost Performance Tests stack info routine caller

// containing the definition of the functions contained in te_stackinfo.s

//

/**

 @file te_perfstackinfo.h

 @internalTechnology

 @prototype

*/

#ifndef TE_UPTSTACKINFO_H

#define TE_UPTSTACKINFO_H

#include <e32def.h>

#ifndef __WINSCW__ 

//only call stack info if on hardware as it doesn't make sense on emulator

//include the assembler methods

#include <e32cmn.h>

extern "C"

{	  

  TUint32 Te_Fill_Remaining_Stack(const TUint32 aStackBase); //passes into r0

  TUint32 Te_Get_Stack_Size(const TUint32 aStackBase);

}

//kernel side implementation only

#ifdef __KERNEL_MODE__ 

#include <kern_priv.h>

#include <platform.h>

#define __MARK_INITIAL_STACK(aDoStack, aStackBase, aBefore) \

{ \

if(aDoStack) \

{ \

aStackBase = (TUint32)((DThread&)Kern::CurrentThread()).iSupervisorStack; \

aBefore = Te_Fill_Remaining_Stack(aStackBase); \

} \

}

//user side implementation only

#else 

#include <e32std.h>

//user side implementation

#define __MARK_INITIAL_STACK(aDoStack, aStackBase, aBefore) \

{ \

if(aDoStack) \

{ \

TThreadStackInfo myStackInfo; \

RThread().StackInfo(myStackInfo); \

aStackBase = myStackInfo.iLimit; \

aBefore = Te_Fill_Remaining_Stack(aStackBase); \

} \

}

#endif

//User and kernel side implementation, on hardware only

#define __RETURN_STACK_SIZE(aDoStack, aStackBase, aBefore, aApiStackUsage) \

{\

if(aDoStack)\

{\

aApiStackUsage = aBefore - Te_Get_Stack_Size(aStackBase);\

}\

}

#else //emulator implementation only

//empty calls for both user and kernel side for emulator

#define __MARK_INITIAL_STACK(aDoStack, aStackBase, aBefore)

#define __RETURN_STACK_SIZE(aDoStack, aStackBase, aBefore, aApiStackUsage)

#endif  // __WINSCW__

#endif // TE_UPTSTACKINFO_H