gcc/testsuite/gcc.target/i386/merge-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O1 -msse2" } */
   3
   4 #include <x86intrin.h>
   5
   6 void
   7 f (double *r, __m128d x, __m128d y, __m128d z)
   8 {
   9   __m128d t=_mm_move_sd(x,y);
  10   __m128d u=_mm_move_sd(t,z);
  11   *r = u[0];
  12 }
  13
  14 __m128d
  15 g(__m128d x, __m128d y, __m128d z)
  16 {
  17   __m128d t=_mm_move_sd(x,y);
  18   __m128d u=_mm_move_sd(t,z);
  19   return u;
  20 }
  21
  22 /* { dg-final { scan-assembler-times "movsd" 1 } } */