contrib/gcc/reorg.c

518   for (li = list; li; li = XEXP (li, 1), i++)
520       rtx tem = XEXP (li, 0);
538 	  next = XEXP (note, 1);
549 	      if (LABEL_P (XEXP (note, 0)))
550 		LABEL_NUSES (XEXP (note, 0)) ++;
602   XEXP (delay_list, 1) = add_to_delay_list (insn, XEXP (delay_list, 1));
690 	  if (! FIND_REG_INC_NOTE (XEXP (note, 0), NULL_RTX)
691 	      && sets_cc0_p (PATTERN (XEXP (note, 0))) == 1)
692 	    delete_from_delay_slot (XEXP (note, 0));
983       int prob = INTVAL (XEXP (note, 0));
1049   if (GET_CODE (src) == LABEL_REF && XEXP (src, 0) == target)
1053 	   && ((target == 0 && GET_CODE (XEXP (src, 1)) == RETURN)
1054 	       || (GET_CODE (XEXP (src, 1)) == LABEL_REF
1055 		   && XEXP (XEXP (src, 1), 0) == target))
1056 	   && XEXP (src, 2) == pc_rtx)
1057     return XEXP (src, 0);
1060 	   && ((target == 0 && GET_CODE (XEXP (src, 2)) == RETURN)
1061 	       || (GET_CODE (XEXP (src, 2)) == LABEL_REF
1062 		   && XEXP (XEXP (src, 2), 0) == target))
1063 	   && XEXP (src, 1) == pc_rtx)
1066       rev = reversed_comparison_code (XEXP (src, 0), insn);
1068 	return gen_rtx_fmt_ee (rev, GET_MODE (XEXP (src, 0)),
1069 			       XEXP (XEXP (src, 0), 0),
1070 			       XEXP (XEXP (src, 0), 1));
1095       || ! rtx_equal_p (XEXP (condition, 0), XEXP (other_condition, 0))
1096       || ! rtx_equal_p (XEXP (condition, 1), XEXP (other_condition, 1)))
1150   for (li = delay_list, i = 0; li; li = XEXP (li, 1), i++)
1154 	    && INSN_FROM_TARGET_P (XEXP (li, 0)))
1155 	   ? eligible_for_annul_false (jump, i, XEXP (li, 0), flags) :
1159 	    && ! INSN_FROM_TARGET_P (XEXP (li, 0)))
1160 	   ? eligible_for_annul_true (jump, i, XEXP (li, 0), flags) :
1162 	   eligible_for_delay (jump, i, XEXP (li, 0), flags)))
1179       for (temp = delay_list; temp; temp = XEXP (temp, 1))
1181 	  rtx trial = XEXP (temp, 0);
1247   for (temp = delay_list; temp; temp = XEXP (temp, 1))
1249       rtx trial = XEXP (temp, 0);
1335   for (temp = new_delay_list; temp; temp = XEXP (temp, 1))
1336     delay_list = add_to_delay_list (XEXP (temp, 0), delay_list);
1574       for (; merged_insns; merged_insns = XEXP (merged_insns, 1))
1580 	      update_block (XEXP (merged_insns, 0), thread);
1581 	      new = delete_from_delay_slot (XEXP (merged_insns, 0));
1587 	      update_block (XEXP (merged_insns, 0), thread);
1588 	      delete_related_insns (XEXP (merged_insns, 0));
1726       if (insn_sets_resource_p (XEXP (delay_list, 0), &needed, 1))
1728       delay_list = XEXP (delay_list, 1);
1917 	next = XEXP (link, 1);
1920 	    || !REG_P (XEXP (link, 0)))
1923 	if (reg_referenced_p (XEXP (link, 0), PATTERN (insn)))
1927 	    XEXP (link, 1) = REG_NOTES (insn);
1950 	next = XEXP (link, 1);
1953 	    || !REG_P (XEXP (link, 0)))
1956 	if (reg_set_p (XEXP (link, 0), PATTERN (start_insn)))
1978       next = XEXP (link, 1);
1981 	  || !REG_P (XEXP (link, 0)))
1985 			     REGNO (XEXP (link, 0))))
2691 		      if (note && LABEL_P (XEXP (note, 0)))
2692 			LABEL_NUSES (XEXP (note, 0))++;
2696 		      if (note && LABEL_P (XEXP (note, 0)))
2697 			LABEL_NUSES (XEXP (note, 0))--;
2836 	  && rtx_equal_p (XEXP (src, 0), dest)
2839 	  && ! reg_overlap_mentioned_p (dest, XEXP (src, 1))
2842 	  rtx other = XEXP (src, 1);
3644 	  && INSN_P (XEXP (PATTERN (insn), 0)))
3783          link = XEXP (link, 1))
3784       INSN_LOCATOR (XEXP (link, 0)) = 0;