s390.c (s390_class_max_nregs): Fix return type.

2011-07-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/s390.c (s390_class_max_nregs): Fix return type.
	* config/s390/s390-protos.h (s390_class_max_nregs): Likewise.

From-SVN: r176511

gcc/ChangeLog

+2011-07-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* config/s390/s390.c (s390_class_max_nregs): Fix return type.
+	* config/s390/s390-protos.h (s390_class_max_nregs): Likewise.
+
 2011-07-20  Richard Guenther  <rguenther@suse.de>
 
 	PR middle-end/18908

gcc/config/s390/s390-protos.h

@@ -41,7 +41,7 @@ extern void s390_function_profiler (FILE *, int);
 extern void s390_set_has_landing_pad_p (bool);
 extern bool s390_hard_regno_mode_ok (unsigned int, enum machine_mode);
 extern bool s390_hard_regno_rename_ok (unsigned int, unsigned int);
-extern bool s390_class_max_nregs (enum reg_class, enum machine_mode);
+extern int s390_class_max_nregs (enum reg_class, enum machine_mode);
 
 #ifdef RTX_CODE
 extern int s390_extra_constraint_str (rtx, int, const char *);

gcc/config/s390/s390.c

@@ -7572,7 +7572,7 @@ s390_hard_regno_rename_ok (unsigned int old_reg, unsigned int new_reg)
 /* Maximum number of registers to represent a value of mode MODE
    in a register of class RCLASS.  */
 
-bool
+int
 s390_class_max_nregs (enum reg_class rclass, enum machine_mode mode)
 {
   switch (rclass)