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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 usrt.lib and ksrt.lib. |
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15 // |
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16 // |
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17 |
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18 |
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19 extern "C" { |
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20 |
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21 // This calls each of the compiler constructed functions referenced from pi_ctorvec. |
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22 // These functions arrange to 'call' the appropriate constructor for the 'static' instance |
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23 // (in fact the call may be inlined). If the class of the instance has a destructor then |
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24 // compiler records that this object needs 'destructing' at 'exit' time. It does this by |
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25 // calling the function __cxa_atexit. We provide our own definition of this. |
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26 // |
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27 |
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28 |
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29 __asm void __cpp_initialize__aeabi_() |
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30 { |
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31 CODE32 |
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32 |
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33 IMPORT |SHT$$INIT_ARRAY$$Base| [WEAK] |
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34 IMPORT |SHT$$INIT_ARRAY$$Limit| [WEAK] |
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35 |
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36 // Export std::nothrow from here. |
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37 EXPORT _ZSt7nothrow |
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38 |
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39 STMFD r13!,{r3-r5,r14} |
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40 |
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41 LDR r4,base |
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42 LDR r5,limit |
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43 CMP r4,r5 |
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44 |
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45 // Exit if the array is empty. |
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46 LDMEQFD r13!,{r3-r5,pc} |
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47 |
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48 loop |
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49 LDR r0,[r4,#0] |
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50 ADD r0,r0,r4 |
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51 #ifdef __MARM_ARMV4__ |
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52 ADR r14,ret |
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53 MOV pc,r0 |
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54 #else |
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55 BLX r0 |
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56 #endif |
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57 |
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58 ret |
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59 ADD r4,r4,#4 |
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60 CMP r4,r5 |
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61 BNE loop |
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62 LDMFD r13!,{r3-r5,pc} |
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63 |
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64 base |
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65 DCD |SHT$$INIT_ARRAY$$Base| |
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66 limit |
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67 DCD |SHT$$INIT_ARRAY$$Limit| |
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68 |
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69 // cheat - defining this here saves a whole 4 bytes!!! - value is never used |
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70 _ZSt7nothrow |
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71 } |
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72 |
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73 |
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74 } // extern "C" |
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75 |