sse.md (sse2_movq128): Use v constraint instead of x.

	* config/i386/sse.md (sse2_movq128): Use v constraint instead of x.

	* gcc.target/i386/avx512vl-vmovq-1.c: New test.

From-SVN: r235893

gcc/ChangeLog

+2016-05-04  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
+
 2016-05-04  Jan Hubicka  <hubicka@ucw.cz>
 
 	* tree-inline.c (expand_call_inline): Fix path dealing with

gcc/config/i386/sse.md

@@ -1076,10 +1076,10 @@
    (set_attr "mode" "<sseinsnmode>")])
 
 (define_insn "sse2_movq128"
-  [(set (match_operand:V2DI 0 "register_operand" "=x")
+  [(set (match_operand:V2DI 0 "register_operand" "=v")
 	(vec_concat:V2DI
 	  (vec_select:DI
-	    (match_operand:V2DI 1 "nonimmediate_operand" "xm")
+	    (match_operand:V2DI 1 "nonimmediate_operand" "vm")
 	    (parallel [(const_int 0)]))
 	  (const_int 0)))]
   "TARGET_SSE2"

gcc/testsuite/ChangeLog

+2016-05-04  Jakub Jelinek  <jakub@redhat.com>
+
+	* gcc.target/i386/avx512vl-vmovq-1.c: New test.
+
 2016-05-04  Jan Hubicka  <hubicka@ucw.cz>
 
 	* gcc.dg/ipa/pure-const-3.c: New testcase.

gcc/testsuite/gcc.target/i386/avx512vl-vmovq-1.c

+/* { dg-do assemble { target { avx512vl && { ! ia32 } } } } */
+/* { dg-options "-O2 -mavx512vl" } */
+
+#include <x86intrin.h>
+
+void
+foo (__m128i x, __m128i *y)
+{
+  register __m128i a __asm ("xmm16");
+  a = x;
+  asm volatile ("" : "+v" (a));
+  a = _mm_move_epi64 (a);
+  asm volatile ("" : "+v" (a));
+  a = _mm_move_epi64 (*y);
+  asm volatile ("" : "+v" (a));
+}