From: hubicka <hubicka@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Sat, 25 Jan 2003 21:32:42 +0000 (+0000)
Subject: 	* gcse.c (local_cprop_pass): Update reg_sets table when needed.
X-Git-Tag: upstream/4.9.2~82147
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=690108365864207ccfe3c995b78589e4086f0165;p=platform%2Fupstream%2Flinaro-gcc.git

	* gcse.c (local_cprop_pass): Update reg_sets table when needed.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@61799 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index b6e21f7..9c7c804 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+Sat Jan 25 22:31:59 CET 2003  Jan Hubicka  <jh@suse.cz>
+
+	* gcse.c (local_cprop_pass): Update reg_sets table when needed.
+
 Sat Jan 25 21:04:33 CET 2003  Jan Hubicka  <jh@suse.cz>
 			      Eric Botcazou <ebotcazou@libertysurf.fr>
 	PR opt/8492
diff --git a/gcc/gcse.c b/gcc/gcse.c
index 272e39a..cf724f4 100644
--- a/gcc/gcse.c
+++ b/gcc/gcse.c
@@ -4422,7 +4422,12 @@ local_cprop_pass (alter_jumps)
   cselib_finish ();
   /* Global analysis may get into infinite loops for unreachable blocks.  */
   if (changed && alter_jumps)
-    delete_unreachable_blocks ();
+    {
+      delete_unreachable_blocks ();
+      free_reg_set_mem ();
+      alloc_reg_set_mem (max_reg_num ());
+      compute_sets (get_insns ());
+    }
 }
 
 /* Forward propagate copies.  This includes copies and constants.  Return