rtl.h (invalid_mode_change_p): Adjust prototype.

2010-12-09  Richard Guenther  <rguenther@suse.de>

	* rtl.h (invalid_mode_change_p): Adjust prototype.
	* reginfo.c (invalid_mode_change_p): Remove from argument.
	* ira-costs.c (print_allocno_costs): Adjust callers.
	(find_costs_and_classes): Likewise.

2010-12-09  Richard Guenther  <rguenther@suse.de>

	* ira.c (ira): Do not call finish_subregs_of_mode.
	* ira-costs.c (finish_costs): Call finish_subregs_of_mode.

From-SVN: r167631

gcc/ChangeLog

+2010-12-09  Richard Guenther  <rguenther@suse.de>
+
+	* ira.c (ira): Do not call finish_subregs_of_mode.
+	* ira-costs.c (finish_costs): Call finish_subregs_of_mode.
+
+2010-12-09  Richard Guenther  <rguenther@suse.de>
+
+	* rtl.h (invalid_mode_change_p): Adjust prototype.
+	* reginfo.c (invalid_mode_change_p): Remove from argument.
+	* ira-costs.c (print_allocno_costs): Adjust callers.
+	(find_costs_and_classes): Likewise.
+
 2010-12-09  Jakub Jelinek  <jakub@redhat.com>
 
 	* config/s390/s390.md (*mov<mode>cc): Change lgoc and stgoc to

gcc/ira-costs.c

@@ -1093,8 +1093,7 @@ print_allocno_costs (FILE *f)
 	      && (! in_inc_dec[i] || ! forbidden_inc_dec_class[rclass])
 #endif
 #ifdef CANNOT_CHANGE_MODE_CLASS
-	      && ! invalid_mode_change_p (regno, (enum reg_class) rclass,
-					  PSEUDO_REGNO_MODE (regno))
+	      && ! invalid_mode_change_p (regno, (enum reg_class) rclass)
 #endif
 	      )
 	    {
@@ -1131,8 +1130,7 @@ print_pseudo_costs (FILE *f)
 	      && (! in_inc_dec[regno] || ! forbidden_inc_dec_class[rclass])
 #endif
 #ifdef CANNOT_CHANGE_MODE_CLASS
-	      && ! invalid_mode_change_p (regno, (enum reg_class) rclass,
-					  PSEUDO_REGNO_MODE (regno))
+	      && ! invalid_mode_change_p (regno, (enum reg_class) rclass)
 #endif
 	      )
 	    fprintf (f, " %s:%d", reg_class_names[rclass],
@@ -1336,8 +1334,7 @@ find_costs_and_classes (FILE *dump_file)
 		  || (inc_dec_p && forbidden_inc_dec_class[rclass])
 #endif
 #ifdef CANNOT_CHANGE_MODE_CLASS
-		  || invalid_mode_change_p (i, (enum reg_class) rclass,
-					    PSEUDO_REGNO_MODE (i))
+		  || invalid_mode_change_p (i, (enum reg_class) rclass)
 #endif
 		  )
 		continue;
@@ -1412,8 +1409,7 @@ find_costs_and_classes (FILE *dump_file)
 			  || (inc_dec_p && forbidden_inc_dec_class[rclass])
 #endif
 #ifdef CANNOT_CHANGE_MODE_CLASS
-			  || invalid_mode_change_p (i, (enum reg_class) rclass,
-						    PSEUDO_REGNO_MODE (i))
+			  || invalid_mode_change_p (i, (enum reg_class) rclass)
 #endif
 			  )
 			;
@@ -1699,6 +1695,7 @@ init_costs (void)
 static void
 finish_costs (void)
 {
+  finish_subregs_of_mode ();
   ira_free (regno_equiv_gains);
   ira_free (regno_cover_class);
   ira_free (pref_buffer);

gcc/ira.c

@@ -3279,8 +3279,6 @@ ira (FILE *f)
 
   reload_completed = !reload (get_insns (), ira_conflicts_p);
 
-  finish_subregs_of_mode ();
-
   timevar_pop (TV_RELOAD);
 
   timevar_push (TV_IRA);

gcc/reginfo.c

@@ -1338,12 +1338,12 @@ init_subregs_of_mode (void)
    mode.  */
 bool
 invalid_mode_change_p (unsigned int regno,
-		       enum reg_class rclass ATTRIBUTE_UNUSED,
-		       enum machine_mode from)
+		       enum reg_class rclass ATTRIBUTE_UNUSED)
 {
   struct subregs_of_mode_node dummy, *node;
   unsigned int to;
   unsigned char mask;
+  enum machine_mode from = PSEUDO_REGNO_MODE (regno);
 
   gcc_assert (subregs_of_mode);
   dummy.block = regno & -8;

gcc/rtl.h

@@ -2455,8 +2455,7 @@ extern void init_reg_sets (void);
 extern void regclass (rtx, int);
 extern void reg_scan (rtx, unsigned int);
 extern void fix_register (const char *, int, int);
-extern bool invalid_mode_change_p (unsigned int, enum reg_class,
-				   enum machine_mode);
+extern bool invalid_mode_change_p (unsigned int, enum reg_class);
 
 /* In reorg.c */
 extern void dbr_schedule (rtx);