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Fixed bug 2537 - _allmul in SDL_lib.c is not working properly

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This commit is contained in:
Sam Lantinga 2014-07-27 17:44:10 -07:00
parent 5c6c86912d
commit a0b68e817d
1 changed files with 29 additions and 38 deletions
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43
src/stdlib/SDL_stdlib.c
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@ -377,34 +377,25 @@ _allmul()
{ {
/* *INDENT-OFF* */ /* *INDENT-OFF* */
__asm { __asm {
push ebp mov eax, dword ptr[esp+8]
mov ebp,esp mov ecx, dword ptr[esp+10h]
push edi or ecx, eax
push esi mov ecx, dword ptr[esp+0Ch]
jne hard
mov eax, dword ptr[esp+4]
mul ecx
ret 10h
hard:
push ebx push ebx
sub esp,0Ch mul ecx
mov eax,dword ptr [ebp+10h] mov ebx, eax
mov edi,dword ptr [ebp+8] mov eax, dword ptr[esp+8]
mov ebx,eax mul dword ptr[esp+14h]
mov esi,eax add ebx, eax
sar esi,1Fh mov eax, dword ptr[esp+8]
mov eax,dword ptr [ebp+8] mul ecx
mul ebx add edx, ebx
imul edi,esi
mov ecx,edx
mov dword ptr [ebp-18h],eax
mov edx,dword ptr [ebp+0Ch]
add ecx,edi
imul ebx,edx
mov eax,dword ptr [ebp-18h]
lea ebx,[ebx+ecx]
mov dword ptr [ebp-14h],ebx
mov edx,dword ptr [ebp-14h]
add esp,0Ch
pop ebx pop ebx
pop esi
pop edi
pop ebp
ret 10h ret 10h
} }
/* *INDENT-ON* */ /* *INDENT-ON* */