2005-08-26 17:39:27 +00:00
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.global main
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.section ".text"
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.align 4
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main:
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save %sp,-96,%sp
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mov %g0,%i5
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.L2:
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sll %i5,2,%i4
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set 1,%i3
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set down,%i2
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st %i3,[%i4+%i2]
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set up,%i2
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st %i3,[%i4+%i2]
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.L3:
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add %i5,1,%i5
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cmp %i5,15; bl .L2; nop
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mov %g0,%i5
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.L6:
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sll %i5,2,%i4
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set rows,%i3
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set 1,%i2
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st %i2,[%i4+%i3]
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.L7:
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add %i5,1,%i5
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cmp %i5,8; bl .L6; nop
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mov %g0,%o0
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call queens; nop
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mov %g0,%i0
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.L1:
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ret; restore
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.type main,#function
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.size main,.-main
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.global queens
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.align 4
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queens:
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save %sp,-96,%sp
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mov %g0,%i5
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.L11:
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sll %i5,2,%i3
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set rows,%i2
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ld [%i3+%i2],%i3
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cmp %i3,%g0; be .L15; nop
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sub %i5,%i0,%i3
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sll %i3,2,%i3
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set up+28,%i2
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ld [%i3+%i2],%i3
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cmp %i3,%g0; be .L15; nop
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add %i5,%i0,%i3
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sll %i3,2,%i3
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set down,%i2
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ld [%i3+%i2],%i3
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cmp %i3,%g0; be .L15; nop
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add %i5,%i0,%i3
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sll %i3,2,%i3
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set down,%i2
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st %g0,[%i3+%i2]
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sub %i5,%i0,%i3
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sll %i3,2,%i3
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set up+28,%i2
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st %g0,[%i3+%i2]
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sll %i5,2,%i3
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set rows,%i2
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st %g0,[%i3+%i2]
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sll %i0,2,%i4
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set x,%i3
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st %i5,[%i4+%i3]
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cmp %i0,7; bne .L19; nop
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call print; nop
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ba .L20; nop
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.L19:
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add %i0,1,%o0
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call queens; nop
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.L20:
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set 1,%i4
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add %i5,%i0,%i3
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sll %i3,2,%i3
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set down,%i2
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st %i4,[%i3+%i2]
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sub %i5,%i0,%i3
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sll %i3,2,%i3
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set up+28,%i2
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st %i4,[%i3+%i2]
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sll %i5,2,%i3
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set rows,%i2
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st %i4,[%i3+%i2]
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.L15:
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.L12:
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add %i5,1,%i5
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cmp %i5,8; bl .L11; nop
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mov %g0,%i0
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.L10:
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ret; restore
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.type queens,#function
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.size queens,.-queens
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.global print
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.align 4
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print:
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save %sp,-96,%sp
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mov %g0,%i5
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.L23:
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set .L27,%o0
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sll %i5,2,%i4
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set x,%i3
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ld [%i4+%i3],%i4
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add %i4,49,%o1
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call printf; nop
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.L24:
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add %i5,1,%i5
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cmp %i5,8; bl .L23; nop
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set .L28,%o0
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call printf; nop
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mov %g0,%i0
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.L22:
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ret; restore
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.type print,#function
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.size print,.-print
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.section ".bss"
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.global x
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.type x,#object
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.size x,32
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.common x,32,4
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.global rows
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.type rows,#object
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.size rows,32
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.common rows,32,4
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.global down
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.type down,#object
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.size down,60
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.common down,60,4
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.global up
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.type up,#object
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.size up,60
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.common up,60,4
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.section ".rodata"
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.align 1
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.L28:
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.byte 10
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.byte 0
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.align 1
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.L27:
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.byte 37
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.byte 99
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.byte 32
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.byte 0
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