re PR target/21632 (ICE with small model attribute on ia64)

        PR target/21632
        * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
        small_addr_symbolic_operand.

From-SVN: r99910

gcc/ChangeLog

+2005-05-18  Richard Henderson  <rth@redhat.com>
+
+	PR target/21632
+	* config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
+	small_addr_symbolic_operand.
+
 2005-05-18  Jeff Law  <law@redhat.com>
 
 	* tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not

gcc/config/ia64/ia64.c

@@ -618,8 +618,7 @@ ia64_extra_constraint (rtx value, char c)
 
     case 'T':
       /* Symbol ref to small-address-area.  */
-      return (GET_CODE (value) == SYMBOL_REF
-	      && SYMBOL_REF_SMALL_ADDR_P (value));
+      return small_addr_symbolic_operand (value, VOIDmode);
 
     case 'U':
       /* Vector zero.  */

gcc/testsuite/gcc.target/ia64/small-addr-1.c

+/* PR target/21632 */
+/* { dg-do compile } */
+/* { dg-options "-O2" } */
+
+struct S
+{
+  void *s[256];
+};
+
+struct T
+{
+  long t[23];
+  struct S *u;
+};
+
+extern struct T __attribute__((model (small))) v;
+
+void *
+foo (void)
+{
+  return v.u->s[0];
+}
+