re PR rtl-optimization/64688 (internal compiler error: Max. number of generated…

re PR rtl-optimization/64688 (internal compiler error: Max. number of generated reload insns per insn is achieved (90))

2015-22-01  Uros Bizjak  <ubizjak@gmail.com>

	PR target/64688
	PR target/64477
	(*vec_dup<mode>): Use (Yi/$r) constraints for alternative 1.

From-SVN: r220012

gcc/ChangeLog

@@ -35,6 +35,7 @@
 	PR target/64477
 	* config/i386/sse.md (vec_set<mode>_0): Use (Yi/r/C) constraints
 	for alternative 3.
+	(*vec_dup<mode>): Use (Yi/$r) constraints for alternative 1.
 
 2015-01-22  Trevor Saunders  <tsaunders@mozilla.com>
 

gcc/config/i386/sse.md

@@ -16711,7 +16711,7 @@
   [V32QI V16QI V16HI V8HI V8SI V4SI])
 
 (define_insn "*vec_dup<mode>"
-  [(set (match_operand:AVX2_VEC_DUP_MODE 0 "register_operand" "=x,x,x")
+  [(set (match_operand:AVX2_VEC_DUP_MODE 0 "register_operand" "=x,x,Yi")
 	(vec_duplicate:AVX2_VEC_DUP_MODE
 	  (match_operand:<ssescalarmode> 1 "nonimmediate_operand" "m,x,$r")))]
   "TARGET_AVX2"