contrib/gcc/reorg.c

514   XVECEXP (seq, 0, 0) = delay_insn;
526       XVECEXP (seq, 0, i) = tem;
527       PREV_INSN (tem) = XVECEXP (seq, 0, i - 1);
528       NEXT_INSN (XVECEXP (seq, 0, i - 1)) = tem;
559   NEXT_INSN (XVECEXP (seq, 0, length)) = NEXT_INSN (seq_insn);
567     NEXT_INSN (XVECEXP (PATTERN (PREV_INSN (seq_insn)), 0,
573     PREV_INSN (XVECEXP (PATTERN (NEXT_INSN (seq_insn)), 0, 0)) = seq_insn;
638       if (XVECEXP (seq, 0, i) != insn)
639 	delay_list = add_to_delay_list (XVECEXP (seq, 0, i), delay_list);
644   trial = XVECEXP (seq, 0, 0);
929 	insn = XVECEXP (PATTERN (insn), 0, 0);
1040     pat = XVECEXP (pat, 0, 0);
1120 	    && INSN_FROM_TARGET_P (XVECEXP (pat, 0, i)))
1122 				       XVECEXP (pat, 0, i), flags) :
1126 	    && ! INSN_FROM_TARGET_P (XVECEXP (pat, 0, i)))
1128 				      XVECEXP (pat, 0, i), flags) :
1130 	   eligible_for_delay (jump, i - 1, XVECEXP (pat, 0, i), flags)))
1252       if (insn_references_resource_p (XVECEXP (seq , 0, 0), &cc_set, 0))
1257       || ! condition_dominates_p (condition, XVECEXP (seq, 0, 0))
1258       || ! single_set (XVECEXP (seq, 0, 0)))
1265   if (! MD_CAN_REDIRECT_BRANCH (insn, XVECEXP (seq, 0, 0)))
1271       rtx trial = XVECEXP (seq, 0, i);
1284 	  || (INSN_ANNULLED_BRANCH_P (XVECEXP (seq, 0, 0))
1295       flags = get_jump_flags (insn, JUMP_LABEL (XVECEXP (seq, 0, 0)));
1324   *pnew_thread = next_active_insn (JUMP_LABEL (XVECEXP (seq, 0, 0)));
1365   if (! simplejump_p (XVECEXP (seq, 0, 0))
1366       && GET_CODE (PATTERN (XVECEXP (seq, 0, 0))) != RETURN)
1371       rtx trial = XVECEXP (seq, 0, i);
1432   rtx delay_insn = XVECEXP (PATTERN (insn), 0, 0);
1436   rtx next_to_match = XVECEXP (PATTERN (insn), 0, slot_number);
1455       if (XVECEXP (PATTERN (insn), 0, i))
1456 	mark_referenced_resources (XVECEXP (PATTERN (insn), 0, i), &needed, 1);
1504 	  next_to_match = XVECEXP (PATTERN (insn), 0, slot_number);
1516       && ! INSN_ANNULLED_BRANCH_P (XVECEXP (PATTERN (trial), 0, 0)))
1519       rtx filled_insn = XVECEXP (pat, 0, 0);
1527 	  rtx dtrial = XVECEXP (pat, 0, i);
1555 	      next_to_match = XVECEXP (PATTERN (insn), 0, slot_number);
1595 	INSN_FROM_TARGET_P (XVECEXP (PATTERN (insn), 0, i)) = 0;
1654 	  if (CALL_P (XVECEXP (pat, 0, 0)))
1662 	  if (INSN_SETS_ARE_DELAYED (XVECEXP (pat, 0, 0)))
1667 	  if (INSN_REFERENCES_ARE_DELAYED (XVECEXP (pat, 0, 0)))
1674 	    if (GET_CODE (XVECEXP (pat, 0, i)) == GET_CODE (insn)
1675 		&& rtx_equal_p (PATTERN (XVECEXP (pat, 0, i)), ipat)
1676 		&& ! find_reg_note (XVECEXP (pat, 0, i), REG_UNUSED, NULL_RTX))
1703     target_main = XVECEXP (PATTERN (target), 0, 0);
1733       if (insn_sets_resource_p (XVECEXP (PATTERN (target), 0, i), &needed, 1))
1755 	  if (CALL_P (XVECEXP (pat, 0, 0)))
1762 	  if (INSN_SETS_ARE_DELAYED (XVECEXP (pat, 0, 0)))
1767 	  if (INSN_REFERENCES_ARE_DELAYED (XVECEXP (pat, 0, 0)))
1775 	      rtx candidate = XVECEXP (pat, 0, i);
1780 		  && ! (INSN_ANNULLED_BRANCH_P (XVECEXP (pat, 0, 0))
1790 	      if ((! INSN_ANNULLED_BRANCH_P (XVECEXP (pat, 0, 0))
1798 	  if (insn_sets_resource_p (XVECEXP (pat, 0, 0), &needed, 1))
2275 		  trial_delay = XVECEXP (pat, 0, 0);
2784       && JUMP_P (XVECEXP (PATTERN (trial), 0, 0)))
3166       delay_insn = XVECEXP (pat, 0, 0);
3171       if (redundant_insn (XVECEXP (pat, 0, 1), delay_insn, 0))
3173 	  delete_from_delay_slot (XVECEXP (pat, 0, 1));
3204 	    INSN_FROM_TARGET_P (XVECEXP (pat, 0, i)) = 0;
3212 	      rtx this_insn = XVECEXP (pat, 0, i);
3221       if (!JUMP_P (XVECEXP (PATTERN (insn), 0, 0))
3222 	  || ! (condjump_p (XVECEXP (PATTERN (insn), 0, 0))
3223 		|| condjump_in_parallel_p (XVECEXP (PATTERN (insn), 0, 0))))
3274 	      && JUMP_P (XVECEXP (PATTERN (trial), 0, 0))
3275 	      && (simplejump_p (XVECEXP (PATTERN (trial), 0, 0))
3276 		  || GET_CODE (PATTERN (XVECEXP (PATTERN (trial), 0, 0))) == RETURN)
3277 	      && redundant_insn (XVECEXP (PATTERN (trial), 0, 1), insn, 0))
3279 	      target_label = JUMP_LABEL (XVECEXP (PATTERN (trial), 0, 0));
3302 	  && ! find_reg_note (XVECEXP (pat, 0, XVECLEN (pat, 0) - 1),
3322 	    INSN_FROM_TARGET_P (XVECEXP (pat, 0, i)) = 0;
3330 	      rtx this_insn = XVECEXP (pat, 0, i);
3345 	  && rtx_equal_p (PATTERN (next), PATTERN (XVECEXP (pat, 0, 1))))
3389 		      rtx slot = XVECEXP (PATTERN (insn), 0, i);
3405       if (INSN_FROM_TARGET_P (XVECEXP (pat, 0, 1))
3408       else if (! INSN_FROM_TARGET_P (XVECEXP (pat, 0, 1))
3468 	  || !JUMP_P (XVECEXP (PATTERN (insn), 0, 0))
3469 	  || JUMP_LABEL (XVECEXP (PATTERN (insn), 0, 0)) != end_of_function_label)
3473       jump_insn = XVECEXP (pat, 0, 0);
3500 		    && INSN_FROM_TARGET_P (XVECEXP (pat, 0, i)))
3502 					       XVECEXP (pat, 0, i), flags) :
3506 		    && ! INSN_FROM_TARGET_P (XVECEXP (pat, 0, i)))
3508 					      XVECEXP (pat, 0, i), flags) :
3511 				       XVECEXP (pat, 0, i), flags)))
3530 	    prev = emit_insn_after (PATTERN (XVECEXP (pat, 0, i)), prev);
3709 		  if (INSN_ANNULLED_BRANCH_P (XVECEXP (PATTERN (insn), 0, 0)))
3763 	    insn = XVECEXP (pat, 0, 0);