sl@0: // Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of the License "ARM EABI LICENCE.txt"
sl@0: // which accompanies this distribution, and is available
sl@0: // in kernel/eka/compsupp.
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: #include <e32cmn.h>
sl@0: 
sl@0: // Call our implementations of memcpy/move/set/clr rather than the ARM supplied
sl@0: // ones.
sl@0: // 
sl@0: // Note that the AEABI switched the order of arg2 and arg3 to save an intruction
sl@0: // when calling 'memset' from 'memclr'.
sl@0: //
sl@0: // Prototypes are:
sl@0: //   void __aeabi_memset8(TAny* aTrg, unsigned int aLength, TInt aValue);
sl@0: //   void __aeabi_memset4(TAny* aTrg, unsigned int aLength, TInt aValue);
sl@0: //   void __aeabi_memset(TAny* aTrg, unsigned int aLength, TInt aValue);
sl@0: 
sl@0: extern "C" __NAKED__ void make_mem_functions_call_euser_versions()
sl@0: 	{
sl@0: 	asm(".global __aeabi_memset8  ");
sl@0: 	asm("__aeabi_memset8: 		  ");
sl@0: 	asm(".global __aeabi_memset4  ");
sl@0: 	asm("__aeabi_memset4: 		  ");
sl@0: 	asm(".global __aeabi_memset   ");
sl@0: 	asm("__aeabi_memset: 		  ");
sl@0: 	asm("	mov		r3, r1		  ");
sl@0: 	asm("	mov		r1, r2		  ");
sl@0: 	asm("	mov		r2, r3		  ");
sl@0: 	asm("	b		memset		  ");
sl@0: 
sl@0: 	asm(".global __aeabi_memclr8  ");
sl@0: 	asm("__aeabi_memclr8: 		  ");
sl@0: 	asm(".global __aeabi_memclr4  ");
sl@0: 	asm("__aeabi_memclr4: 		  ");
sl@0: 	asm(".global __aeabi_memclr   ");
sl@0: 	asm("__aeabi_memclr: 		  ");
sl@0: 	asm("	b		memclr		  ");
sl@0: 	
sl@0: 	asm(".global __aeabi_memcpy8  ");
sl@0: 	asm("__aeabi_memcpy8: 		  ");
sl@0: 	asm(".global __aeabi_memcpy4  ");
sl@0: 	asm("__aeabi_memcpy4: 		  ");
sl@0: 	asm(".global __aeabi_memcpy   ");
sl@0: 	asm("__aeabi_memcpy: 		  ");
sl@0: 	asm("	b		memcpy		  ");
sl@0: 	
sl@0: 	asm(".global __aeabi_memmove8 ");
sl@0: 	asm("__aeabi_memmove8: 		  ");
sl@0: 	asm(".global __aeabi_memmove4 ");
sl@0: 	asm("__aeabi_memmove4: 		  ");
sl@0: 	asm(".global __aeabi_memmove  ");
sl@0: 	asm("__aeabi_memmove: 		  ");
sl@0: 	asm("	b		memmove		  ");
sl@0: 	}