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 #ifndef CHECK_H
   7 #define CHECK_H "sse4_1-check.h"
   8 #endif
   9
  10 #ifndef TEST
  11 #define TEST sse4_1_test
  12 #endif
  13
  14 #include CHECK_H
  15
  16 #include <smmintrin.h>
  17
  18 #define msk0   0
  19 #define msk1   1
  20
  21 static void
  22 __attribute__((noinline))
  23 TEST (void)
  24 {
  25   union
  26     {
  27       __m128i x;
  28       long long ll[2];
  29     } val1;
  30   long long res[2];
  31   int masks[2];
  32   int i;
  33
  34   val1.ll[0] = 0x0807060504030201LL;
  35   val1.ll[1] = 0x100F0E0D0C0B0A09LL;
  36
  37   res[0] = _mm_extract_epi64 (val1.x, msk0);
  38   res[1] = _mm_extract_epi64 (val1.x, msk1);
  39
  40   masks[0] = msk0;
  41   masks[1] = msk1;
  42
  43   for (i = 0; i < 2; i++)
  44     if (res[i] != val1.ll [masks[i]])
  45       abort ();
  46 }