machmode.h (mode_mask_array): No longer const.

* machmode.h (mode_mask_array): No longer const.
* rtl.c (init_rtl): Fully initialize it if EXTRA_CC_MODES defined.

From-SVN: r23245

gcc/ChangeLog

+Fri Oct 23 04:06:57 1998  Richard Earnshaw (rearnsha@arm.com)
+
+	* machmode.h (mode_mask_array): No longer const.
+	* rtl.c (init_rtl): Fully initialize it if EXTRA_CC_MODES defined.
+
 Fri Oct 23 11:19:06 1998  Martin v. Lwis <loewis@informatik.hu-berlin.de>
 
 	* frame.c: Somewhat explain `FDE'.

gcc/machmode.h

@@ -196,7 +196,7 @@ extern int mode_unit_size[];
 /* Get a bitmask containing 1 for all bits in a word
    that fit within mode MODE.  */
 
-extern const unsigned HOST_WIDE_INT mode_mask_array[];
+extern unsigned HOST_WIDE_INT mode_mask_array[];
 
 #define GET_MODE_MASK(MODE) mode_mask_array[(int) (MODE)]
 

gcc/rtl.c

@@ -122,7 +122,7 @@ unsigned char mode_wider_mode[(int) MAX_MACHINE_MODE] = {
 
 /* Indexed by machine mode, gives mask of significant bits in mode.  */
 
-const unsigned HOST_WIDE_INT mode_mask_array[(int) MAX_MACHINE_MODE] = {
+unsigned HOST_WIDE_INT mode_mask_array[(int) MAX_MACHINE_MODE] = {
 #include "machmode.def"
 };
 
@@ -901,6 +901,7 @@ init_rtl ()
   for (i = (int) CCmode + 1; i < (int) MAX_MACHINE_MODE; i++)
     {
       mode_class[i] = MODE_CC;
+      mode_mask_array[i] = mode_mask_array[(int) CCmode];
       mode_size[i] = mode_size[(int) CCmode];
       mode_unit_size[i] = mode_unit_size[(int) CCmode];
       mode_wider_mode[i - 1] = i;