void expand_mod(void) { struct op o = get_current_seg()->code[get_current_seg()->pos]; if ((o.op == MOD) || (o.op == UMOD)) { if (o.args[0].val.regnum != o.args[2].val.regnum) { struct seg* seg = get_current_seg(); set_op(seg, seg->pos, MOV); set_mode(seg, seg->pos, 0, 'r'); set_regnum(seg, seg->pos, 0, o.args[2].val.regnum); set_mode(seg, seg->pos, 1, 'r'); set_regnum(seg, seg->pos, 1, o.args[0].val.regnum); set_listing(seg, seg->pos, xsprintf("mov\tr%d, r%d", o.args[2].val.regnum, o.args[0].val.regnum)); seg->pos++; adjust_segsize(seg, seg->pos+1); set_op(seg, seg->pos, o.op); set_mode(seg, seg->pos, 0, 'r'); set_regnum(seg, seg->pos, 0, o.args[2].val.regnum); set_mode(seg, seg->pos, 1, 'r'); set_regnum(seg, seg->pos, 1, o.args[1].val.regnum); set_mode(seg, seg->pos, 2, 'r'); set_regnum(seg, seg->pos, 2, 0); /* this should never be used */ set_listing(seg, seg->pos, xsprintf("%s\tr%d, r%d, r%d", o.op == MOD ? "mod" : "umod", o.args[2].val.regnum, o.args[1].val.regnum, o.args[2].val.regnum)); } } }
static void handle_nlist(char *s) { set_listing(0); eol(s); }