rs6000: Disparage CTR and LR in movcc_internal1

LRA likes to use CTR and LR to store CCmode values.  Not such a good
idea.  All other similar patterns disparage using CTR and LR; do so
here, too.


	* config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.

From-SVN: r240515

gcc/ChangeLog

+2016-09-27  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
+
 2016-09-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 
 	* config/i386/i386.c (ix86_print_operand)

gcc/config/rs6000/rs6000.md

@@ -6653,8 +6653,10 @@
   "")
 
 (define_insn "*movcc_internal1"
-  [(set (match_operand:CC 0 "nonimmediate_operand" "=y,x,?y,y,r,r,r,r,r,cl,r,m")
-	(match_operand:CC 1 "general_operand" "y,r,r,O,x,y,r,I,h,r,m,r"))]
+  [(set (match_operand:CC 0 "nonimmediate_operand"
+			    "=y,x,?y,y,r,r,r,r,r,*c*l,r,m")
+	(match_operand:CC 1 "general_operand"
+			    " y,r, r,O,x,y,r,I,h,   r,m,r"))]
   "register_operand (operands[0], CCmode)
    || register_operand (operands[1], CCmode)"
   "@