Fix constraint in vec_unpack_trunc_<mode>

2014-07-04  Tom de Vries  <tom@codesourcery.com>

	* config/aarch64/aarch64-simd.md
	(define_insn "vec_unpack_trunc_<mode>"): Fix constraint.

From-SVN: r212296

gcc/ChangeLog

+2014-07-04  Tom de Vries  <tom@codesourcery.com>
+
+	* config/aarch64/aarch64-simd.md
+	(define_insn "vec_unpack_trunc_<mode>"): Fix constraint.
+
 2014-07-04  Richard Earnshaw  <rearnsha@arm.com>
 
 	PR target/61714

gcc/config/aarch64/aarch64-simd.md

@@ -1018,7 +1018,7 @@
 ;; For quads.
 
 (define_insn "vec_pack_trunc_<mode>"
- [(set (match_operand:<VNARROWQ2> 0 "register_operand" "+&w")
+ [(set (match_operand:<VNARROWQ2> 0 "register_operand" "=&w")
        (vec_concat:<VNARROWQ2>
 	 (truncate:<VNARROWQ> (match_operand:VQN 1 "register_operand" "w"))
 	 (truncate:<VNARROWQ> (match_operand:VQN 2 "register_operand" "w"))))]