loop.c (record_giv): Initialize not_replaceable.

	* loop.c (record_giv): Initialize not_replaceable.
	(check_final_value): Likewise.

From-SVN: r59288

gcc/ChangeLog

+2002-11-19  Andreas Jaeger  <aj@suse.de>
+
+	* loop.c (record_giv): Initialize not_replaceable.
+	(check_final_value): Likewise.
+
 2002-11-19  Kazu Hirata  <kazu@cs.umass.edu>
 
 	* config/h8300/h8300.c (h8300_init_once): Replace 1 with
@@ -91,7 +96,7 @@ Tue Nov 19 23:50:56 CET 2002  Jan Hubicka  <jh@suse.cz>
 	* config/netbsd-elf.h (STARTFILE_SPEC): Add if-exists(crti%O%s).
 	(ENDFILE_SPEC): Add if-exists(crtn%O%s).
 	* config/alpha/netbsd.h (ENDFILE_SPEC): Likewise.
-    
+
 	* doc/invoke.texi: Document spec functions.
 
 	* cppspec.c (lang_specific_spec_functions): New.
@@ -240,7 +245,7 @@ Sat Nov 16 02:06:02 CET 2002  Jan Hubicka  <jh@suse.cz>
 
 2002-11-15  Ulrich Weigand  <uweigand@de.ibm.com>
 
-	* config/s390/s390.c (optimization_options): Set 
+	* config/s390/s390.c (optimization_options): Set
 	flag_asynchronous_unwind_tables to 1 by default.
 
 2002-11-15  Ulrich Weigand  <uweigand@de.ibm.com>

gcc/loop.c

@@ -5835,7 +5835,10 @@ record_giv (loop, v, insn, src_reg, dest_reg, mult_val, add_val, ext_val,
     abort ();
 
   if (type == DEST_ADDR)
-    v->replaceable = 1;
+    {
+      v->replaceable = 1;
+      v->not_replaceable = 0;
+    }
   else
     {
       /* The giv can be replaced outright by the reduced register only if all
@@ -5870,6 +5873,7 @@ record_giv (loop, v, insn, src_reg, dest_reg, mult_val, add_val, ext_val,
 	     using this biv anyways.  */
 
 	  v->replaceable = 1;
+	  v->not_replaceable = 0;
 	  for (b = bl->biv; b; b = b->next_iv)
 	    {
 	      if (INSN_UID (b->insn) >= max_uid_for_loop
@@ -5981,6 +5985,7 @@ check_final_value (loop, v)
       rtx last_giv_use;
 
       v->replaceable = 1;
+      v->not_replaceable = 0;
 
       /* When trying to determine whether or not a biv increment occurs
 	 during the lifetime of the giv, we can ignore uses of the variable