author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Mon, 18 Jan 2010 21:31:10 +0200 | |
changeset 11 | 329ab0095843 |
parent 10 | 36bfc973b146 |
permissions | -rw-r--r-- |
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// Copyright (c) 2005-2009 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 "ARM EABI LICENCE.txt" |
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// which accompanies this distribution, and is available |
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// in kernel/eka/compsupp. |
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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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// |
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#include <e32cmn.h> |
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// Call our implementations of memcpy/move/set/clr rather than the ARM supplied |
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// ones. |
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// |
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// Note that the AEABI switched the order of arg2 and arg3 to save an intruction |
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// when calling 'memset' from 'memclr'. |
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// |
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// Prototypes are: |
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// void __aeabi_memset8(TAny* aTrg, unsigned int aLength, TInt aValue); |
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// void __aeabi_memset4(TAny* aTrg, unsigned int aLength, TInt aValue); |
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// void __aeabi_memset(TAny* aTrg, unsigned int aLength, TInt aValue); |
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extern "C" __NAKED__ void make_mem_functions_call_euser_versions() |
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{ |
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asm(".global __aeabi_memset8 "); |
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asm("__aeabi_memset8: "); |
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asm(".global __aeabi_memset4 "); |
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asm("__aeabi_memset4: "); |
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asm(".global __aeabi_memset "); |
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asm("__aeabi_memset: "); |
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asm(" mov r3, r1 "); |
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asm(" mov r1, r2 "); |
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asm(" mov r2, r3 "); |
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asm(" b memset "); |
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asm(".global __aeabi_memclr8 "); |
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asm("__aeabi_memclr8: "); |
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asm(".global __aeabi_memclr4 "); |
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asm("__aeabi_memclr4: "); |
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asm(".global __aeabi_memclr "); |
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asm("__aeabi_memclr: "); |
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asm(" b memclr "); |
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asm(".global __aeabi_memcpy8 "); |
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asm("__aeabi_memcpy8: "); |
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asm(".global __aeabi_memcpy4 "); |
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asm("__aeabi_memcpy4: "); |
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asm(".global __aeabi_memcpy "); |
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asm("__aeabi_memcpy: "); |
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asm(" b memcpy "); |
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asm(".global __aeabi_memmove8 "); |
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asm("__aeabi_memmove8: "); |
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asm(".global __aeabi_memmove4 "); |
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asm("__aeabi_memmove4: "); |
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asm(".global __aeabi_memmove "); |
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asm("__aeabi_memmove: "); |
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asm(" b memmove "); |
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} |