always define HAVE_cc0

gcc/ChangeLog:

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

	* genconfig.c (main): Always define HAVE_cc0.
	* caller-save.c (insert_one_insn): Change ifdef HAVE_cc0 to #if
	HAVE_cc0.
	* cfgcleanup.c (flow_find_cross_jump): Likewise.
	(flow_find_head_matching_sequence): Likewise.
	(try_head_merge_bb): Likewise.
	* cfgrtl.c (rtl_merge_blocks): Likewise.
	(try_redirect_by_replacing_jump): Likewise.
	(rtl_tidy_fallthru_edge): Likewise.
	* combine.c (do_SUBST_MODE): Likewise.
	(insn_a_feeds_b): Likewise.
	(combine_instructions): Likewise.
	(can_combine_p): Likewise.
	(try_combine): Likewise.
	(find_split_point): Likewise.
	(subst): Likewise.
	(simplify_set): Likewise.
	(distribute_notes): Likewise.
	* cprop.c (cprop_jump): Likewise.
	* cse.c (cse_extended_basic_block): Likewise.
	* df-problems.c (can_move_insns_across): Likewise.
	* final.c (final): Likewise.
	(final_scan_insn): Likewise.
	* function.c (emit_use_return_register_into_block): Likewise.
	* gcse.c (insert_insn_end_basic_block): Likewise.
	* haifa-sched.c (sched_init): Likewise.
	* ira.c (find_moveable_pseudos): Likewise.
	* loop-invariant.c (find_invariant_insn): Likewise.
	* lra-constraints.c (curr_insn_transform): Likewise.
	* optabs.c (prepare_cmp_insn): Likewise.
	* postreload.c (reload_combine_recognize_const_pattern):
	* Likewise.
	* reload.c (find_reloads): Likewise.
	(find_reloads_address_1): Likewise.
	* reorg.c (delete_scheduled_jump): Likewise.
	(steal_delay_list_from_target): Likewise.
	(steal_delay_list_from_fallthrough): Likewise.
	(try_merge_delay_insns): Likewise.
	(redundant_insn): Likewise.
	(fill_simple_delay_slots): Likewise.
	(fill_slots_from_thread): Likewise.
	(delete_computation): Likewise.
	(relax_delay_slots): Likewise.
	* sched-deps.c (sched_analyze_2): Likewise.
	* sched-rgn.c (add_branch_dependences): Likewise.

From-SVN: r222296

1 files changed, 6 insertions, 6 deletions

diff --git a/gcc/cfgcleanup.c b/gcc/cfgcleanup.c
index 93f682f6847..17cf023561b 100644
--- a/gcc/cfgcleanup.c
+++ b/gcc/cfgcleanup.c
@@ -1456,7 +1456,7 @@ flow_find_cross_jump (basic_block bb1, basic_block bb2, rtx_insn **f1,
       i2 = PREV_INSN (i2);
     }
 
-#ifdef HAVE_cc0
+#if HAVE_cc0
   /* Don't allow the insn after a compare to be shared by
      cross-jumping unless the compare is also shared.  */
   if (ninsns && reg_mentioned_p (cc0_rtx, last1) && ! sets_cc0_p (last1))
@@ -1579,7 +1579,7 @@ flow_find_head_matching_sequence (basic_block bb1, basic_block bb2, rtx_insn **f
       i2 = NEXT_INSN (i2);
     }
 
-#ifdef HAVE_cc0
+#if HAVE_cc0
   /* Don't allow a compare to be shared by cross-jumping unless the insn
      after the compare is also shared.  */
   if (ninsns && reg_mentioned_p (cc0_rtx, last1) && sets_cc0_p (last1))
@@ -2370,7 +2370,7 @@ try_head_merge_bb (basic_block bb)
   cond = get_condition (jump, &move_before, true, false);
   if (cond == NULL_RTX)
     {
-#ifdef HAVE_cc0
+#if HAVE_cc0
       if (reg_mentioned_p (cc0_rtx, jump))
 	move_before = prev_nonnote_nondebug_insn (jump);
       else
@@ -2539,7 +2539,7 @@ try_head_merge_bb (basic_block bb)
       cond = get_condition (jump, &move_before, true, false);
       if (cond == NULL_RTX)
 	{
-#ifdef HAVE_cc0
+#if HAVE_cc0
 	  if (reg_mentioned_p (cc0_rtx, jump))
 	    move_before = prev_nonnote_nondebug_insn (jump);
 	  else
@@ -2562,7 +2562,7 @@ try_head_merge_bb (basic_block bb)
 	  /* Try again, using a different insertion point.  */
 	  move_before = jump;
 
-#ifdef HAVE_cc0
+#if HAVE_cc0
 	  /* Don't try moving before a cc0 user, as that may invalidate
 	     the cc0.  */
 	  if (reg_mentioned_p (cc0_rtx, jump))
@@ -2622,7 +2622,7 @@ try_head_merge_bb (basic_block bb)
 	  /* For the unmerged insns, try a different insertion point.  */
 	  move_before = jump;
 
-#ifdef HAVE_cc0
+#if HAVE_cc0
 	  /* Don't try moving before a cc0 user, as that may invalidate
 	     the cc0.  */
 	  if (reg_mentioned_p (cc0_rtx, jump))