.sect .text; .sect .rom; .sect .data; .sect .bss; .sect .text .sect .text .define dvi4~ .extern save~,retu~ ! $Header$ dvi4~: jsr pc,save~ mov 02(sp),r3 sxt r4 bpl 1f neg r3 1: cmp r4,(sp) bne hardldiv mov 06(sp),r2 mov 04(sp),r1 bge 2f neg r1 neg r2 sbc r1 com r4 2: mov r4,-(sp) clr r0 div r3,r0 mov r0,-(sp) mov r1,r0 mov r1,r4 mov r2,r1 div r3,r0 bvc 3f mov r2,r1 mov r4,r0 sub r3,r0 div r3,r0 tst r1 sxt r1 add r1,r0 3: mov r0,r1 mov (sp)+,r0 br 4f hardldiv: clr -(sp) mov 010(sp),r2 mov 06(sp),r1 bpl 5f com (sp) neg r1 neg r2 sbc r1 5: clr r0 mov 02(sp),r3 bge 6f neg r3 neg 04(sp) sbc r3 com (sp) 6: mov $16,r4 9: clc rol r2 rol r1 rol r0 cmp r3,r0 bhi 7f bcs 8f cmp 04(sp),r1 blos 8f 7: sob r4,9b br 1f 8: sub 04(sp),r1 sbc r0 sub r3,r0 inc r2 sob r4,9b 1: mov r2,r1 clr r0 4: tst (sp)+ beq 1f neg r0 neg r1 sbc r0 1: add $010,sp jmp retu~