copy.asm

unix环境下实现的cmm语言编译器

section .text
global main
main:
push ebx
push edx
push ecx
push esi
push edi
push ebp
mov ebp,esp
sub esp, 1024
mov ebx, dword [ebp+28]
cmp ebx, 3
je near L2
push L4
call printf
add esp, 4
mov eax,1
jmp L1
L2:
push L7
mov ebx, dword [ebp+32]
add ebx, 4
mov ebx, dword [ebx]
push ebx
call fopen
add esp, 8
mov edi, eax
mov ebx,0
cmp eax,ebx
jne near L5
push L8
call printf
add esp, 4
mov eax,1
jmp L1
L5:
push L11
mov ebx, dword [ebp+32]
add ebx, 8
mov ebx, dword [ebx]
push ebx
call fopen
add esp, 8
mov esi, eax
mov ebx,0
cmp eax,ebx
jne near L14
push L12
call printf
add esp, 4
mov eax,1
jmp L1
L13:
push esi
mov ebx, ebp
add ebx, -1024
push ebx
call fputs
add esp, 8
L14:
push edi
push 1024
mov ebx, ebp
add ebx, -1024
push ebx
call fgets
add esp, 12
cmp eax,0
jne near L13
push edi
call ferror
add esp, 4
cmp eax, 0
je near L16
push L18
call printf
add esp, 4
L16:
push edi
call fclose
add esp, 4
push esi
call fclose
add esp, 4
mov eax,0
jmp L1
L1:
mov esp,ebp
pop ebp
pop edi
pop esi
pop ecx
pop edx
pop ebx
ret
extern fclose
extern ferror
extern fputs
extern fgets
extern fopen
extern printf
section .data
align 1
L18:
db 99
db 111
db 112
db 121
db 32
db 102
db 97
db 105
db 108
db 10
db 0
align 1
L12:
db 111
db 112
db 101
db 110
db 32
db 100
db 101
db 115
db 116
db 105
db 110
db 97
db 116
db 105
db 111
db 110
db 32
db 102
db 105
db 108
db 101
db 32
db 102
db 97
db 105
db 108
db 10
db 0
align 1
L11:
db 119
db 0
align 1
L8:
db 111
db 112
db 101
db 110
db 32
db 115
db 111
db 117
db 114
db 99
db 101
db 32
db 102
db 105
db 108
db 101
db 32
db 102
db 97
db 105
db 108
db 10
db 0
align 1
L7:
db 114
db 0
align 1
L4:
db 117
db 115
db 97
db 103
db 101
db 58
db 32
db 99
db 111
db 112
db 121
db 32
db 115
db 114
db 99
db 32
db 100
db 115
db 116
db 10
db 0