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

   1 /* { dg-do run { target { ! ia32 } } } */
   2 /* { dg-require-effective-target sse4 } */
   3 /* { dg-options "-O2 -msse4.1" } */
   4
   5 #ifndef CHECK_H
   6 #define CHECK_H "sse4_1-check.h"
   7 #endif
   8
   9 #ifndef TEST
  10 #define TEST sse4_1_test
  11 #endif
  12
  13 #include CHECK_H
  14
  15 #include <smmintrin.h>
  16
  17 #define msk0   0
  18 #define msk1   1
  19
  20 static void
  21 __attribute__((noinline))
  22 TEST (void)
  23 {
  24   union
  25     {
  26       __m128i x;
  27       long long ll[2];
  28     } val1;
  29   long long res[2];
  30   int masks[2];
  31   int i;
  32
  33   val1.ll[0] = 0x0807060504030201LL;
  34   val1.ll[1] = 0x100F0E0D0C0B0A09LL;
  35
  36   res[0] = _mm_extract_epi64 (val1.x, msk0);
  37   res[1] = _mm_extract_epi64 (val1.x, msk1);
  38
  39   masks[0] = msk0;
  40   masks[1] = msk1;
  41
  42   for (i = 0; i < 2; i++)
  43     if (res[i] != val1.ll [masks[i]])
  44       abort ();
  45 }