gcc/testsuite/gcc.target/i386/pr54400.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -msse3 -mfpmath=sse" } */
   3
   4 #include <x86intrin.h>
   5
   6 double f (__m128d p)
   7 {
   8   return p[0] - p[1];
   9 }
  10
  11 double g1 (__m128d p)
  12 {
  13   return p[0] + p[1];
  14 }
  15
  16 double g2 (__m128d p)
  17 {
  18   return p[1] + p[0];
  19 }
  20
  21 __m128d h (__m128d p, __m128d q)
  22 {
  23   __m128d r = { p[0] - p[1], q[0] - q[1] };
  24   return r;
  25 }
  26
  27 __m128d i1 (__m128d p, __m128d q)
  28 {
  29   __m128d r = { p[0] + p[1], q[0] + q[1] };
  30   return r;
  31 }
  32
  33 __m128d i2 (__m128d p, __m128d q)
  34 {
  35   __m128d r = { p[0] + p[1], q[1] + q[0] };
  36   return r;
  37 }
  38
  39 __m128d i3 (__m128d p, __m128d q)
  40 {
  41   __m128d r = { p[1] + p[0], q[0] + q[1] };
  42   return r;
  43 }
  44
  45 __m128d i4 (__m128d p, __m128d q)
  46 {
  47   __m128d r = { p[1] + p[0], q[1] + q[0] };
  48   return r;
  49 }
  50
  51 /* { dg-final { scan-assembler-times "hsubpd" 2 } } */
  52 /* { dg-final { scan-assembler-times "haddpd" 6 } } */
  53 /* { dg-final { scan-assembler-not "unpck" } } */