except.c (expand_builtin_extract_return_address): Handle case where Pmode != ptr_mode.

2002-09-24  Eric Christopher  <echristo@redhat.com>

        * except.c (expand_builtin_extract_return_address): Handle case
	where Pmode != ptr_mode.

From-SVN: r57552

gcc/ChangeLog

+2002-09-24  Eric Christopher  <echristo@redhat.com>
+
+        * except.c (expand_builtin_extract_return_address): Handle case
+	where Pmode != ptr_mode.
+
 2002-09-26  Steve Ellcey  <sje@cup.hp.com>
 
 	* config/ia64/hpux.h (ASM_OUTPUT_EXTERNAL_LIBCALL): New
@@ -17,7 +22,7 @@
 
 2002-09-26  Ulrich Weigand  <uweigand@de.ibm.com>
 
-	* expr.c (expand_expr) [MINUS_EXPR]: Convert A - const to 
+	* expr.c (expand_expr) [MINUS_EXPR]: Convert A - const to
 	A + (-const) on RTX level, even for unsigned types.
 
 2002-09-26  Ulrich Weigand  <uweigand@de.ibm.com>

gcc/except.c

@@ -2993,6 +2993,16 @@ expand_builtin_extract_return_addr (addr_tree)
 {
   rtx addr = expand_expr (addr_tree, NULL_RTX, Pmode, 0);
 
+  if (GET_MODE (addr) != Pmode
+      && GET_MODE (addr) != VOIDmode)
+    {
+#ifdef POINTERS_EXTEND_UNSIGNED
+      addr = convert_memory_address (Pmode, addr);
+#else
+      addr = convert_to_mode (Pmode, addr, 0);
+#endif
+    }
+
   /* First mask out any unwanted bits.  */
 #ifdef MASK_RETURN_ADDR
   expand_and (Pmode, addr, MASK_RETURN_ADDR, addr);