gcc/testsuite/gcc.target/i386/sse4_1-pextrq.c

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target lp64 } */
   3 /* { dg-require-effective-target sse4 } */
   4 /* { dg-options "-O2 -msse4.1" } */
   5
   6 #include "sse4_1-check.h"
   7
   8 #include <smmintrin.h>
   9
  10 #define msk0   0
  11 #define msk1   1
  12
  13 static void
  14 sse4_1_test (void)
  15 {
  16   union
  17     {
  18       __m128i x;
  19       long long ll[2];
  20     } val1;
  21   long long res[2];
  22   int masks[2];
  23   int i;
  24
  25   val1.ll[0] = 0x0807060504030201LL;
  26   val1.ll[1] = 0x100F0E0D0C0B0A09LL;
  27
  28   res[0] = _mm_extract_epi64 (val1.x, msk0);
  29   res[1] = _mm_extract_epi64 (val1.x, msk1);
  30
  31   masks[0] = msk0;
  32   masks[1] = msk1;
  33
  34   for (i = 0; i < 2; i++)
  35     if (res[i] != val1.ll [masks[i]])
  36       abort ();
  37 }