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Last change
on this file since 636 was
49,
checked in by Sam Hocevar, 15 years ago
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- Imported original public domain release, for future reference.
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File size:
1.1 KB
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| 1 |
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| 2 | .386
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| 3 | .MODEL small
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| 4 |
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| 5 | .code
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| 6 |
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| 7 | ; parm1 = scrn addr
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| 8 | ; parm2 = remap addr
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| 9 | ; parm3 = scrwidth
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| 10 |
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| 11 | ALIGN 16
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| 12 | PUBLIC remap_line_asm_
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| 13 | remap_line_asm_:
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| 14 |
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| 15 | push ebp
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| 16 | push esi
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| 17 | push edi
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| 18 | sub esp, 32
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| 19 |
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| 20 | mov esi, eax ; esi = screen addr
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| 21 | mov eax, edx ; eax = remap_table
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| 22 | mov edi, ebx ; edi = remap_seq
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| 23 | mov ebp, ecx ; ebp = remap_seq_len
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| 24 |
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| 25 | cmp ebp, 0
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| 26 | je remap_end
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| 27 |
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| 28 | mov ah, [edi]
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| 29 | mov ebx, eax
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| 30 | jmp remap_loop
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| 31 |
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| 32 | ALIGN 16
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| 33 | remap_loop:
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| 34 |
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| 35 | mov al, [esi]
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| 36 | mov bl, 1[esi]
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| 37 | mov al, [eax]
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| 38 | mov bl, [ebx]
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| 39 | mov [esi], al
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| 40 | mov 1[esi], bl
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| 41 | mov al, 2[esi]
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| 42 | mov bl, 3[esi]
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| 43 | mov al, [eax]
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| 44 | mov bl, [ebx]
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| 45 | mov 2[esi], al
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| 46 | mov 3[esi], bl
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| 47 |
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| 48 | mov al, 4[esi]
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| 49 | mov bl, 5[esi]
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| 50 | mov al, [eax]
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| 51 | mov bl, [ebx]
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| 52 | mov 4[esi], al
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| 53 | mov 5[esi], bl
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| 54 | mov al, 6[esi]
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| 55 | mov bl, 7[esi]
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| 56 | mov al, [eax]
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| 57 | mov bl, [ebx]
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| 58 | mov 6[esi], al
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| 59 | mov 7[esi], bl
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| 60 |
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| 61 | add esi, 8
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| 62 | add edi, 1
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| 63 | mov ah, [edi]
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| 64 | mov ebx, eax
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| 65 | dec ebp
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| 66 | jne remap_loop
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| 67 |
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| 68 | remap_end:
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| 69 | add esp, 32
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| 70 | pop edi
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| 71 | pop esi
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| 72 | pop ebp
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| 73 | ret
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| 74 |
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| 75 | ; ENDP
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| 76 |
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| 77 | END
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| 78 |
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