196 lines
5.9 KiB
NASM
196 lines
5.9 KiB
NASM
; /*** DO NOT EDIT - GENERATED AUTOMATICALLY ***/
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; /*** Copyright (C) 1996-2002 Markus F.X.J. Oberhumer ***/
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.386p
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.model flat
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.code
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public _lzo1x_decompress_asm_fast
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_lzo1x_decompress_asm_fast:
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push ebp
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push edi
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push esi
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push ebx
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push ecx
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push edx
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sub esp,0000000cH
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cld
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mov esi,+28H[esp]
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mov edi,+30H[esp]
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mov ebp,00000003H
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xor eax,eax
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xor ebx,ebx
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lodsb
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cmp al,11H
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jbe L6
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sub al,0eH
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jmp L7
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L3: add eax,000000ffH
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L4: mov bl,[esi]
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inc esi
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or bl,bl
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je L3
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lea eax,+15H[eax+ebx]
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jmp L7
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mov esi,esi
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L5: mov al,[esi]
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inc esi
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L6: cmp al,10H
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jae L9
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or al,al
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je L4
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add eax,00000006H
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L7: mov ecx,eax
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xor eax,ebp
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shr ecx,02H
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and eax,ebp
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L8: mov edx,[esi]
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add esi,00000004H
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mov [edi],edx
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add edi,00000004H
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dec ecx
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jne L8
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sub esi,eax
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sub edi,eax
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mov al,[esi]
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inc esi
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cmp al,10H
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jae L9
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shr eax,02H
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mov bl,[esi]
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lea edx,-801H[edi]
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lea eax,[eax+ebx*4]
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inc esi
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sub edx,eax
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mov ecx,[edx]
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mov [edi],ecx
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add edi,ebp
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jmp L16
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L9: cmp al,40H
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jb L12
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mov ecx,eax
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shr eax,02H
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lea edx,-1H[edi]
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and eax,00000007H
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mov bl,[esi]
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shr ecx,05H
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lea eax,[eax+ebx*8]
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inc esi
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sub edx,eax
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add ecx,00000004H
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cmp eax,ebp
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jae L14
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jmp L17
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L10: add eax,000000ffH
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L11: mov bl,[esi]
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inc esi
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or bl,bl
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je L10
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lea ecx,+24H[eax+ebx]
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xor eax,eax
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jmp L13
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nop
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L12: cmp al,20H
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jb L20
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and eax,0000001fH
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je L11
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lea ecx,+5H[eax]
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L13: mov ax,[esi]
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lea edx,-1H[edi]
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shr eax,02H
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add esi,00000002H
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sub edx,eax
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cmp eax,ebp
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jb L17
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L14: lea eax,-3H[edi+ecx]
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shr ecx,02H
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L15: mov ebx,[edx]
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add edx,00000004H
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mov [edi],ebx
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add edi,00000004H
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dec ecx
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jne L15
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mov edi,eax
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xor ebx,ebx
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L16: mov al,-2H[esi]
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and eax,ebp
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je L5
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mov edx,[esi]
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add esi,eax
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mov [edi],edx
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add edi,eax
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mov al,[esi]
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inc esi
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jmp L9
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lea esi,+0H[esi]
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L17: xchg edx,esi
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sub ecx,ebp
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repe movsb
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mov esi,edx
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jmp L16
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L18: add ecx,000000ffH
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L19: mov bl,[esi]
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inc esi
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or bl,bl
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je L18
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lea ecx,+0cH[ebx+ecx]
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jmp L21
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lea esi,+0H[esi]
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L20: cmp al,10H
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jb L22
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mov ecx,eax
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and eax,00000008H
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shl eax,0dH
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and ecx,00000007H
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je L19
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add ecx,00000005H
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L21: mov ax,[esi]
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add esi,00000002H
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lea edx,-4000H[edi]
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shr eax,02H
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je L23
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sub edx,eax
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jmp L14
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lea esi,+0H[esi]
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L22: shr eax,02H
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mov bl,[esi]
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lea edx,-1H[edi]
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lea eax,[eax+ebx*4]
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inc esi
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sub edx,eax
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mov al,[edx]
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mov [edi],al
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mov bl,+1H[edx]
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mov +1H[edi],bl
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add edi,00000002H
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jmp L16
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L23: cmp ecx,00000006H
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setne al
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mov edx,+28H[esp]
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add edx,+2cH[esp]
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cmp esi,edx
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ja L26
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jb L25
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L24: sub edi,+30H[esp]
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mov edx,+34H[esp]
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mov [edx],edi
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neg eax
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add esp,0000000cH
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pop edx
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pop ecx
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pop ebx
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pop esi
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pop edi
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pop ebp
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ret
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mov eax,00000001H
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jmp L24
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L25: mov eax,00000008H
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jmp L24
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L26: mov eax,00000004H
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jmp L24
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nop
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end
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