xtensa.c (xtensa_expand_block_move): Use validize_mem() instead of…

xtensa.c (xtensa_expand_block_move): Use validize_mem() instead of change_address to avoid clobbering memory attributes.

        * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
        validize_mem() instead of change_address to avoid clobbering
        memory attributes.

From-SVN: r50693

gcc/ChangeLog

+2002-03-12  Bob Wilson  <bob.wilson@acm.org>
+
+	* config/xtensa/xtensa.c (xtensa_expand_block_move): Use
+	validize_mem() instead of change_address to avoid clobbering
+	memory attributes.
+
 2002-03-12  Neil Booth  <neil@daikokuya.demon.co.uk>
 
 	* c-lex.h (position_after_whitespace): Remove.

gcc/config/xtensa/xtensa.c

@@ -1353,8 +1353,8 @@ xtensa_expand_block_move (operands)
     return 0;
 
    /* make sure the memory addresses are valid */
-  operands[0] = change_address (dest, VOIDmode, NULL);
-  operands[1] = change_address (src, VOIDmode, NULL);
+  operands[0] = validize_mem (dest);
+  operands[1] = validize_mem (src);
 
   emit_insn (gen_movstrsi_internal (operands[0], operands[1],
 				    operands[2], operands[3]));