incr.sbk

来自「lcc,一个可变目标c语言编译器的源码」· SBK 代码 · 共 167 行

.486
.model flat
extrn __fltused:near
extrn __ftol:near
public _main
_TEXT segment
_main:
push ebx
push esi
push edi
push ebp
mov ebp,esp
mov eax,0
L1:
mov esp,ebp
pop ebp
pop edi
pop esi
pop ebx
ret
public _memchar
_memchar:
push ebx
push esi
push edi
push ebp
mov ebp,esp
sub esp,8
mov edi,dword ptr (-8)[ebp]
lea esi,(1)[edi]
mov dword ptr (-8)[ebp],esi
mov bl,byte ptr [edi]
mov byte ptr (-4)[ebp],bl
mov edi,dword ptr (-8)[ebp]
lea edi,(1)[edi]
mov dword ptr (-8)[ebp],edi
mov bl,byte ptr [edi]
mov byte ptr (-4)[ebp],bl
mov edi,dword ptr (-8)[ebp]
lea esi,(-1)[edi]
mov dword ptr (-8)[ebp],esi
mov bl,byte ptr [edi]
mov byte ptr (-4)[ebp],bl
mov edi,dword ptr (-8)[ebp]
lea edi,(-1)[edi]
mov dword ptr (-8)[ebp],edi
mov bl,byte ptr [edi]
mov byte ptr (-4)[ebp],bl
mov eax,0
L2:
mov esp,ebp
pop ebp
pop edi
pop esi
pop ebx
ret
public _memint
_memint:
push ebx
push esi
push edi
push ebp
mov ebp,esp
sub esp,8
mov edi,dword ptr (-8)[ebp]
lea esi,(4)[edi]
mov dword ptr (-8)[ebp],esi
mov edi,dword ptr [edi]
mov dword ptr (-4)[ebp],edi
mov edi,dword ptr (-8)[ebp]
lea edi,(4)[edi]
mov dword ptr (-8)[ebp],edi
mov edi,dword ptr [edi]
mov dword ptr (-4)[ebp],edi
mov edi,dword ptr (-8)[ebp]
lea esi,(-4)[edi]
mov dword ptr (-8)[ebp],esi
mov edi,dword ptr [edi]
mov dword ptr (-4)[ebp],edi
mov edi,dword ptr (-8)[ebp]
lea edi,(-4)[edi]
mov dword ptr (-8)[ebp],edi
mov edi,dword ptr [edi]
mov dword ptr (-4)[ebp],edi
mov eax,0
L3:
mov esp,ebp
pop ebp
pop edi
pop esi
pop ebx
ret
public _regchar
_regchar:
push ebx
push esi
push edi
push ebp
mov ebp,esp
sub esp,8
mov edi,dword ptr (-8)[ebp]
lea esi,(1)[edi]
mov dword ptr (-8)[ebp],esi
mov bl,byte ptr [edi]
mov byte ptr (-4)[ebp],bl
mov edi,dword ptr (-8)[ebp]
lea edi,(1)[edi]
mov dword ptr (-8)[ebp],edi
mov bl,byte ptr [edi]
mov byte ptr (-4)[ebp],bl
mov edi,dword ptr (-8)[ebp]
lea esi,(-1)[edi]
mov dword ptr (-8)[ebp],esi
mov bl,byte ptr [edi]
mov byte ptr (-4)[ebp],bl
mov edi,dword ptr (-8)[ebp]
lea edi,(-1)[edi]
mov dword ptr (-8)[ebp],edi
mov bl,byte ptr [edi]
mov byte ptr (-4)[ebp],bl
mov eax,0
L4:
mov esp,ebp
pop ebp
pop edi
pop esi
pop ebx
ret
public _regint
_regint:
push ebx
push esi
push edi
push ebp
mov ebp,esp
sub esp,8
mov edi,dword ptr (-8)[ebp]
lea esi,(4)[edi]
mov dword ptr (-8)[ebp],esi
mov edi,dword ptr [edi]
mov dword ptr (-4)[ebp],edi
mov edi,dword ptr (-8)[ebp]
lea edi,(4)[edi]
mov dword ptr (-8)[ebp],edi
mov edi,dword ptr [edi]
mov dword ptr (-4)[ebp],edi
mov edi,dword ptr (-8)[ebp]
lea esi,(-4)[edi]
mov dword ptr (-8)[ebp],esi
mov edi,dword ptr [edi]
mov dword ptr (-4)[ebp],edi
mov edi,dword ptr (-8)[ebp]
lea edi,(-4)[edi]
mov dword ptr (-8)[ebp],edi
mov edi,dword ptr [edi]
mov dword ptr (-4)[ebp],edi
mov eax,0
L5:
mov esp,ebp
pop ebp
pop edi
pop esi
pop ebx
ret
_TEXT ends
end