diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 19c3645e8a9..8ebf53e6696 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2012-09-02  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* config/sh/sh.md (*extend<mode>si2_compact_mem_disp): Pass iterated
+	mode to sh_legitimate_index_p instead of QImode.
+
 2012-09-02  Eric Botcazou  <ebotcazou@adacore.com>
 
 	PR rtl-optimization/54369
diff --git a/gcc/config/sh/sh.md b/gcc/config/sh/sh.md
index 70d6d7b2475..f1b5df72b3f 100644
--- a/gcc/config/sh/sh.md
+++ b/gcc/config/sh/sh.md
@@ -5576,7 +5576,7 @@ label:
 	    (plus:SI
 	      (match_operand:SI 1 "arith_reg_operand" "%r,r,r")
 	      (match_operand:SI 2 "const_int_operand" "<disp04>,N,<disp12>")))))]
-  "TARGET_SH2A && sh_legitimate_index_p (QImode, operands[2], true, true)"
+  "TARGET_SH2A && sh_legitimate_index_p (<MODE>mode, operands[2], true, true)"
   "@
 	mov.<bw>	@(%O2,%1),%0
 	mov.<bw>	@%1,%0