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1 // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of the License "ARM EABI LICENCE.txt" |
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5 // which accompanies this distribution, and is available |
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6 // in kernel/eka/compsupp. |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // This file is part of drtaeabi.dll. |
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15 // |
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16 // |
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17 |
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18 #include <e32cmn.h> |
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19 |
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20 |
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21 // Call our implementations of memcpy/move/set/clr rather than the ARM supplied |
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22 // ones. |
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23 // |
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24 // Note that the AEABI switched the order of arg2 and arg3 to save an instruction |
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25 // when calling 'memset' from 'memclr'. |
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26 // |
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27 // Prototypes are: |
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28 // void __aeabi_memset8(TAny* aTrg, unsigned int aLength, TInt aValue); |
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29 // void __aeabi_memset4(TAny* aTrg, unsigned int aLength, TInt aValue); |
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30 // void __aeabi_memset(TAny* aTrg, unsigned int aLength, TInt aValue); |
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31 |
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32 extern "C" __asm void make_mem_functions_call_euser_versions() |
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33 { |
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34 CODE32 |
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35 |
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36 IMPORT memset [DYNAMIC] |
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37 IMPORT memclr [DYNAMIC] |
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38 IMPORT memcpy [DYNAMIC] |
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39 IMPORT memmove [DYNAMIC] |
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40 |
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41 EXPORT __aeabi_memset [DYNAMIC] |
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42 EXPORT __aeabi_memset4 [DYNAMIC] |
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43 EXPORT __aeabi_memset8 [DYNAMIC] |
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44 EXPORT __aeabi_memclr [DYNAMIC] |
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45 EXPORT __aeabi_memclr4 [DYNAMIC] |
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46 EXPORT __aeabi_memclr8 [DYNAMIC] |
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47 EXPORT __aeabi_memcpy [DYNAMIC] |
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48 EXPORT __aeabi_memcpy4 [DYNAMIC] |
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49 EXPORT __aeabi_memcpy8 [DYNAMIC] |
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50 EXPORT __aeabi_memmove [DYNAMIC] |
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51 EXPORT __aeabi_memmove4 [DYNAMIC] |
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52 EXPORT __aeabi_memmove8 [DYNAMIC] |
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53 |
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54 __aeabi_memset |
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55 __aeabi_memset4 |
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56 __aeabi_memset8 |
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57 mov r3, r1 |
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58 mov r1, r2 |
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59 mov r2, r3 |
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60 b memset |
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61 |
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62 __aeabi_memclr8 |
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63 __aeabi_memclr4 |
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64 __aeabi_memclr |
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65 b memclr |
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66 |
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67 __aeabi_memcpy8 |
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68 __aeabi_memcpy4 |
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69 __aeabi_memcpy |
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70 b memcpy |
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71 |
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72 __aeabi_memmove8 |
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73 __aeabi_memmove4 |
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74 __aeabi_memmove |
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75 b memmove |
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76 } |
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77 |