gcc/testsuite/gcc.target/i386/sse4_1-ptest-2.c

   1 /* { dg-do run } */
   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 int
  10 make_ptestnzc (__m128i m, __m128i v)
  11 {
  12   union
  13     {
  14       __m128i x;
  15       unsigned char c[16];
  16     } val, mask;
  17   int i, z, c;
  18
  19   mask.x = m;
  20   val.x = v;
  21
  22   z = c = 1;
  23   for (i = 0; i < 16; i++)
  24     {
  25       if ((mask.c[i] & val.c[i]))
  26         z = 0;
  27       if ((~mask.c[i] & val.c[i]))
  28         c = 0;
  29     }
  30
  31   return (z == 0 && c == 0) ? 1 : 0;
  32 }
  33
  34 static void
  35 sse4_1_test (void)
  36 {
  37   union
  38     {
  39       __m128i x;
  40       unsigned int i[4];
  41     } val[4];
  42   int i, j, l;
  43   int res[32];
  44
  45   val[0].i[0] = 0x11111111;
  46   val[0].i[1] = 0x00000000;
  47   val[0].i[2] = 0x00000000;
  48   val[0].i[3] = 0x11111111;
  49
  50   val[1].i[0] = 0x00000000;
  51   val[1].i[1] = 0x11111111;
  52   val[1].i[2] = 0x11111111;
  53   val[1].i[3] = 0x00000000;
  54
  55   val[2].i[0] = 0;
  56   val[2].i[1] = 0;
  57   val[2].i[2] = 0;
  58   val[2].i[3] = 0;
  59
  60   val[3].i[0] = 0xffffffff;
  61   val[3].i[1] = 0xffffffff;
  62   val[3].i[2] = 0xffffffff;
  63   val[3].i[3] = 0xffffffff;
  64
  65   l = 0;
  66   for(i = 0; i < 4; i++)
  67     for(j = 0; j < 4; j++)
  68       {
  69         res[l++] = _mm_testnzc_si128 (val[j].x, val[i].x);
  70         res[l++] = _mm_testnzc_si128 (val[j].x, val[i].x);
  71       }
  72
  73   l = 0;
  74   for(i = 0; i < 4; i++)
  75     for(j = 0; j < 4; j++)
  76       {
  77         if (res[l++] != make_ptestnzc (val[j].x, val[i].x))
  78           abort ();
  79         if (res[l++] != make_ptestnzc (val[j].x, val[i].x))
  80           abort ();
  81       }
  82
  83   if (res[2] != _mm_testnzc_si128 (val[1].x, val[0].x))
  84     abort ();
  85
  86   if (res[3] != _mm_testnzc_si128 (val[1].x, val[0].x))
  87     abort ();
  88 }