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1 // Copyright (c) 2007-2009 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 "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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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 // e32\euser\epoc\x86\uc_trp.cia |
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15 // |
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16 // |
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17 |
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18 #include <u32exec.h> |
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19 #include <e32panic.h> |
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20 |
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21 |
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22 #ifndef __LEAVE_EQUALS_THROW__ |
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23 |
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24 void __stdcall DoTrap(TTrap* aFrame); |
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25 |
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26 EXPORT_C __NAKED__ TInt TTrap::Trap(TInt& /*aResult*/) |
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27 // |
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28 // Save the enter frame state and return 0. |
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29 // |
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30 { |
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31 THISCALL_PROLOG1() |
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32 asm("mov edx, [esp]"); |
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33 asm("mov [ecx+0], edx"); |
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34 asm("mov [ecx+4], ebx"); |
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35 asm("mov [ecx+8], ebp"); |
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36 asm("mov [ecx+12], esp"); |
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37 asm("mov [ecx+16], esi"); |
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38 asm("mov [ecx+20], edi"); |
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39 asm("mov [ecx+24], ds"); |
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40 asm("mov [ecx+28], es"); |
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41 asm("mov [ecx+32], fs"); |
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42 asm("mov [ecx+36], gs"); |
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43 asm("mov edx, [esp+4]"); |
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44 asm("xor eax, eax"); |
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45 asm("mov [edx], eax"); |
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46 asm("mov [ecx+%0], edx": : "i"_FOFF(TTrap,iResult)); |
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47 asm("push ecx"); |
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48 asm("call %a0": : "i"(&DoTrap)); |
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49 asm("xor eax, eax"); |
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50 THISCALL_EPILOG1() |
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51 } |
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52 |
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53 __NAKED__ void DoLeave(TTrap*) |
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54 { |
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55 asm("mov ecx, [esp+4]"); |
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56 asm("mov edx, [ecx+0]"); |
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57 asm("mov ebx, [ecx+4]"); |
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58 asm("mov ebp, [ecx+8]"); |
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59 asm("mov esp, [ecx+12]"); |
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60 asm("mov esi, [ecx+16]"); |
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61 asm("mov edi, [ecx+20]"); |
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62 asm("mov ds, [ecx+24]"); |
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63 asm("mov es, [ecx+28]"); |
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64 asm("mov fs, [ecx+32]"); |
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65 asm("mov gs, [ecx+36]"); |
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66 asm("mov [esp], edx"); |
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67 asm("mov eax, 1"); |
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68 THISCALL_EPILOG1() |
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69 } |
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70 |
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71 #endif // !__LEAVE_EQUALS_THROW__ |