temp->[fp-4] iter->[fp-8] a->[fp+68] b->[fp+72] _rem: save sp, -112, sp st R0,[fp+68] st R1,[fp+72] ld [fp+68],R0 st R0,[fp-4] mov 0,R0 st R0,[fp-8] cond_2: ld [fp-8],R0 ld [fp+72],R1 sub R0,R1,R0 mov 0,R1 cmp R0,R1 be cont_1 ld [fp-4],R0 add R0,1,R0 st R0,[fp-4] ld [fp-4],R0 ld [fp+72],R1 sub R0,R1,R0 mov 0,R1 cmp R0,R1 be ret ld [fp-8],R0 add R0,1,R0 st R0,[fp-8] b cond_2 cont_1: ld [fp+68],R0 ld [fp+72],R1 sub R0,R1,R0 st R0,[fp+68] b _rem ret: ld [fp+68],R0 restore ret