add default for INSN_REFERENCES_ARE_DELAYED

gcc/ChangeLog:

2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* defaults.h (INSN_REFERENCES_ARE_DELAYED): New definition.
	* reorg.c (redundant_insn): Remove ifdef
	INSN_REFERENCES_ARE_DELAYED.
	* resource.c (mark_referenced_resources): Likewise.

From-SVN: r222304

gcc/ChangeLog

 2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
 
+	* defaults.h (INSN_REFERENCES_ARE_DELAYED): New definition.
+	* reorg.c (redundant_insn): Remove ifdef
+	INSN_REFERENCES_ARE_DELAYED.
+	* resource.c (mark_referenced_resources): Likewise.
+
+2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
+
 	* defaults.h (INSN_SETS_ARE_DELAYED): New definition.
 	* reorg.c (redundant_insn): Remove ifdef INSN_SETS_ARE_DELAYED.
 	* resource.c (mark_set_resources): Likewise.

gcc/defaults.h

@@ -1205,6 +1205,10 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 #define INSN_SETS_ARE_DELAYED(INSN) false
 #endif
 
+#ifndef INSN_REFERENCES_ARE_DELAYED
+#define INSN_REFERENCES_ARE_DELAYED(INSN) false
+#endif
+
 #ifdef GCC_INSN_FLAGS_H
 /* Dependent default target macro definitions
 

gcc/reorg.c

@@ -1574,10 +1574,8 @@ redundant_insn (rtx insn, rtx_insn *target, rtx delay_list)
 	  if (INSN_SETS_ARE_DELAYED (seq->insn (0)))
 	    return 0;
 
-#ifdef INSN_REFERENCES_ARE_DELAYED
 	  if (INSN_REFERENCES_ARE_DELAYED (seq->insn (0)))
 	    return 0;
-#endif
 
 	  /* See if any of the insns in the delay slot match, updating
 	     resource requirements as we go.  */
@@ -1674,10 +1672,8 @@ redundant_insn (rtx insn, rtx_insn *target, rtx delay_list)
 	  if (INSN_SETS_ARE_DELAYED (control))
 	    return 0;
 
-#ifdef INSN_REFERENCES_ARE_DELAYED
 	  if (INSN_REFERENCES_ARE_DELAYED (control))
 	    return 0;
-#endif
 
 	  if (JUMP_P (control))
 	    annul_p = INSN_ANNULLED_BRANCH_P (control);

gcc/resource.c

@@ -392,11 +392,9 @@ mark_referenced_resources (rtx x, struct resources *res,
 			  include_delayed_effects
 			  ? MARK_SRC_DEST_CALL : MARK_SRC_DEST);
 
-#ifdef INSN_REFERENCES_ARE_DELAYED
       if (! include_delayed_effects
 	  && INSN_REFERENCES_ARE_DELAYED (as_a <rtx_insn *> (x)))
 	return;
-#endif
 
       /* No special processing, just speed up.  */
       mark_referenced_resources (PATTERN (x), res, include_delayed_effects);