re PR target/53759 (gcc -mavx emits vshufps for __builtin_ia32_loadlps)

	PR target/53759
	* config/i386/sse.md (sse_loadlps): Use x m x constraints instead
	of x x x in the vmovlps load alternative.

	* gcc.target/i386/pr53759.c: New test.

From-SVN: r188937

gcc/ChangeLog

+2012-06-25  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/53759
+	* config/i386/sse.md (sse_loadlps): Use x m x constraints instead
+	of x x x in the vmovlps load alternative.
+
 2012-06-25  Richard Sandiford  <rdsandiford@googlemail.com>
 
 	PR debug/53740

gcc/config/i386/sse.md

@@ -3943,7 +3943,7 @@
 (define_insn "sse_loadlps"
   [(set (match_operand:V4SF 0 "nonimmediate_operand"     "=x,x,x,x,m")
 	(vec_concat:V4SF
-	  (match_operand:V2SF 2 "nonimmediate_operand"   " 0,x,m,x,x")
+	  (match_operand:V2SF 2 "nonimmediate_operand"   " 0,x,m,m,x")
 	  (vec_select:V2SF
 	    (match_operand:V4SF 1 "nonimmediate_operand" " x,x,0,x,0")
 	    (parallel [(const_int 2) (const_int 3)]))))]

gcc/testsuite/ChangeLog

 2012-06-25  Jakub Jelinek  <jakub@redhat.com>
 
+	PR target/53759
+	* gcc.target/i386/pr53759.c: New test.
+
 	PR c++/53594
 	* g++.dg/cpp0x/nsdmi7.C: New test.
 

gcc/testsuite/gcc.target/i386/pr53759.c

+/* PR target/53759 */
+/* { dg-do compile } */
+/* { dg-options "-O2 -mavx" } */
+/* { dg-require-effective-target avx } */
+
+#include <xmmintrin.h>
+
+void
+foo (__m128 *x, __m64 *y)
+{
+  __m128 a = _mm_setzero_ps ();
+  __m128 b = _mm_loadl_pi (a, y);
+  *x = _mm_add_ps (b, b);
+}
+
+/* { dg-final { scan-assembler "vmovlps\[ \\t\]" } } */
+/* { dg-final { scan-assembler-not "vshufps\[ \\t\]" } } */