177 lines
2.4 KiB
Plaintext
177 lines
2.4 KiB
Plaintext
.486
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.model flat
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extrn __fltused:near
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extrn __ftol:near
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public _main
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_TEXT segment
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_main:
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push ebx
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push esi
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push edi
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push ebp
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mov ebp,esp
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sub esp,4
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mov dword ptr (-4)[ebp],0
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L2:
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mov edi,dword ptr (-4)[ebp]
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lea edi,[edi*4]
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mov dword ptr (_down)[edi],1
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mov dword ptr (_up)[edi],1
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L3:
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inc dword ptr (-4)[ebp]
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cmp dword ptr (-4)[ebp],15
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jl L2
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mov dword ptr (-4)[ebp],0
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L6:
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mov edi,dword ptr (-4)[ebp]
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mov dword ptr (_rows)[edi*4],1
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L7:
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inc dword ptr (-4)[ebp]
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cmp dword ptr (-4)[ebp],8
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jl L6
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push 0
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call _queens
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add esp,4
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mov eax,0
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L1:
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mov esp,ebp
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pop ebp
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pop edi
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pop esi
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pop ebx
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ret
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public _queens
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_queens:
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push ebx
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push esi
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push edi
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push ebp
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mov ebp,esp
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sub esp,4
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mov dword ptr (-4)[ebp],0
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L11:
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mov edi,dword ptr (-4)[ebp]
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cmp dword ptr (_rows)[edi*4],0
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je L15
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mov esi,dword ptr (20)[ebp]
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mov ebx,edi
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sub ebx,esi
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cmp dword ptr (_up+28)[ebx*4],0
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je L15
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lea edi,[esi][edi]
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cmp dword ptr (_down)[edi*4],0
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je L15
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mov edi,dword ptr (-4)[ebp]
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mov esi,dword ptr (20)[ebp]
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lea ebx,[esi][edi]
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mov dword ptr (_down)[ebx*4],0
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mov ebx,edi
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sub ebx,esi
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mov dword ptr (_up+28)[ebx*4],0
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mov dword ptr (_rows)[edi*4],0
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mov edi,dword ptr (20)[ebp]
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mov esi,dword ptr (-4)[ebp]
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mov dword ptr (_x)[edi*4],esi
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cmp dword ptr (20)[ebp],7
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jne L19
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call _print
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add esp,0
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jmp L20
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L19:
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mov edi,dword ptr (20)[ebp]
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lea edi,(1)[edi]
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push edi
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call _queens
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add esp,4
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L20:
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mov edi,dword ptr (-4)[ebp]
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mov esi,dword ptr (20)[ebp]
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lea ebx,[esi][edi]
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mov dword ptr (_down)[ebx*4],1
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mov ebx,edi
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sub ebx,esi
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mov dword ptr (_up+28)[ebx*4],1
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mov dword ptr (_rows)[edi*4],1
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L15:
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L12:
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inc dword ptr (-4)[ebp]
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cmp dword ptr (-4)[ebp],8
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jl L11
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mov eax,0
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L10:
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mov esp,ebp
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pop ebp
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pop edi
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pop esi
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pop ebx
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ret
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public _print
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_print:
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push ebx
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push esi
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push edi
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push ebp
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mov ebp,esp
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sub esp,4
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mov dword ptr (-4)[ebp],0
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L23:
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mov edi,dword ptr (-4)[ebp]
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mov edi,dword ptr (_x)[edi*4]
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lea edi,(49)[edi]
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push edi
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lea edi,(L27)
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push edi
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call _printf
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add esp,8
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L24:
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inc dword ptr (-4)[ebp]
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cmp dword ptr (-4)[ebp],8
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jl L23
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lea edi,(L28)
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push edi
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call _printf
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add esp,4
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mov eax,0
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L22:
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mov esp,ebp
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pop ebp
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pop edi
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pop esi
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pop ebx
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ret
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_TEXT ends
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extrn _printf:near
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_TEXT segment
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_TEXT ends
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_DATA segment
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public _x
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align 4
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_x label byte
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db 32 dup (0)
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public _rows
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align 4
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_rows label byte
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db 32 dup (0)
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public _down
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align 4
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_down label byte
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db 60 dup (0)
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public _up
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align 4
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_up label byte
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db 60 dup (0)
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_DATA ends
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_TEXT segment
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align 1
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L28 label byte
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db 10
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db 0
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align 1
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L27 label byte
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db 37
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db 99
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db 32
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db 0
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_TEXT ends
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end
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