vsx.md (vsx_extract_v4sf): Revert accidental 2014-08-11 change.

	* config/rs6000/vsx.md (vsx_extract_v4sf): Revert accidental
	2014-08-11 change.

From-SVN: r224010

gcc/ChangeLog

+2015-06-02  Alan Modra  <amodra@gmail.com>
+
+	* config/rs6000/vsx.md (vsx_extract_v4sf): Revert accidental
+	2014-08-11 change.
+
 2015-06-02  Bin Cheng  <bin.cheng@arm.com>
 
 	PR tree-optimization/52563

gcc/config/rs6000/vsx.md

@@ -1867,7 +1867,7 @@
 (define_insn_and_split "vsx_extract_v4sf"
   [(set (match_operand:SF 0 "vsx_register_operand" "=f,f")
 	(vec_select:SF
-	 (match_operand:V4SF 1 "vsx_register_operand" "<VSa>,<VSa>")
+	 (match_operand:V4SF 1 "vsx_register_operand" "wa,wa")
 	 (parallel [(match_operand:QI 2 "u5bit_cint_operand" "O,i")])))
    (clobber (match_scratch:V4SF 3 "=X,0"))]
   "VECTOR_UNIT_VSX_P (V4SFmode)"