gcc/testsuite/gcc.target/i386/sse4_1-ptest-3.c

   1 /* { dg-do run { target i?86-*-* x86_64-*-* } } */
   2 /* { dg-require-effective-target sse4 } */
   3 /* { dg-options "-O2 -msse4.1" } */
   4
   5 #include "sse4_1-check.h"
   6
   7 #include <smmintrin.h>
   8
   9 static void
  10 sse4_1_test (void)
  11 {
  12   union
  13     {
  14       __m128i x;
  15       unsigned int i[4];
  16     } val[4];
  17   int correct_zeros[4];
  18   int correct_ones[4];
  19   int correct_mixed[4];
  20   int zeros[4];
  21   int ones[4];
  22   int mixed[4];
  23   int i;
  24   __m128i v;
  25
  26   val[0].i[0] = 0x11111111;
  27   val[0].i[1] = 0x00000000;
  28   val[0].i[2] = 0x00000000;
  29   val[0].i[3] = 0x11111111;
  30   correct_zeros[0] = 0;
  31   correct_ones[0] = 0;
  32   correct_mixed[0] = 1;
  33
  34   val[1].i[0] = 0x00000000;
  35   val[1].i[1] = 0x11111111;
  36   val[1].i[2] = 0x11111111;
  37   val[1].i[3] = 0x00000000;
  38   correct_zeros[1] = 0;
  39   correct_ones[1] = 0;
  40   correct_mixed[1] = 1;
  41
  42   val[2].i[0] = 0;
  43   val[2].i[1] = 0;
  44   val[2].i[2] = 0;
  45   val[2].i[3] = 0;
  46   correct_zeros[2] = 1;
  47   correct_ones[2] = 0;
  48   correct_mixed[2] = 0;
  49
  50   val[3].i[0] = 0xffffffff;
  51   val[3].i[1] = 0xffffffff;
  52   val[3].i[2] = 0xffffffff;
  53   val[3].i[3] = 0xffffffff;
  54   correct_zeros[3] = 0;
  55   correct_ones[3] = 1;
  56   correct_mixed[3] = 0;
  57
  58   for (i=0; i < 4; i++)
  59     zeros[i] = _mm_test_all_zeros (val[i].x, val[i].x);
  60
  61   for( i=0; i < 4; i++ )
  62     ones[i] = _mm_test_all_ones (val[i].x);
  63
  64   v = _mm_cmpeq_epi32 (val[0].x, val[0].x);
  65   for( i=0; i < 4; i++ )
  66     mixed[i] = _mm_test_mix_ones_zeros (val[i].x, v);
  67
  68   for( i=0; i < 4; i++ )
  69     {
  70       if (zeros[i] != correct_zeros[i])
  71         abort ();
  72       if (ones[i] != correct_ones[i])
  73         abort ();
  74       if (mixed[i] != correct_mixed[i])
  75         abort ();
  76     }
  77 }