gcc/testsuite/gcc.target/i386/sse4a-extract.c

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target sse4a } */
   3 /* { dg-options "-O2 -msse4a" } */
   4
   5 #include "sse4a-check.h"
   6
   7 #include <ammintrin.h>
   8
   9 typedef union
  10 {
  11   long long i[2];
  12   __m128i vec;
  13 } LI;
  14
  15 static long long
  16 sse4a_test_extrq (long long in)
  17 {
  18   __m128i v1, v2;
  19   long long index_length, pad;
  20   LI v_out;
  21   index_length = 0x0000000000000810LL;
  22   pad = 0x0;
  23   v1 = _mm_set_epi64x (pad, in);
  24   v2 = _mm_set_epi64x (pad, index_length);
  25   v_out.vec = _mm_extract_si64 (v1, v2);
  26   return (v_out.i[0]);
  27 }
  28
  29 static long long
  30 sse4a_test_extrqi (long long in)
  31 {
  32   __m128i v1;
  33   long long pad =0x0;
  34   LI v_out;
  35   v1 = _mm_set_epi64x (pad, in);
  36   v_out.vec = _mm_extracti_si64 (v1, (unsigned int) 0x10,(unsigned int) 0x08);
  37   return (v_out.i[0]);
  38 }
  39
  40 static int chk (long long i1, long long i2)
  41 {
  42   int n_fails =0;
  43   if (i1 != i2)
  44     n_fails +=1;
  45   return n_fails;
  46 }
  47
  48 long long vals_in[5] =
  49   {
  50     0x1234567887654321LL,
  51     0x1456782093002490LL,
  52     0x2340909123990390LL,
  53     0x9595959599595999LL,
  54     0x9099038798000029LL
  55   };
  56
  57 long long vals_out[5] =
  58   {
  59     0x0000000000006543LL,
  60     0x0000000000000024LL,
  61     0x0000000000009903LL,
  62     0x0000000000005959LL,
  63     0x0000000000000000LL
  64   };
  65
  66 static void
  67 sse4a_test (void)
  68 {
  69   int i;
  70   int fail = 0;
  71   long long out;
  72
  73   for (i = 0; i < 5; i += 1)
  74     {
  75       out = sse4a_test_extrq (vals_in[i]);
  76       fail += chk(out, vals_out[i]);
  77
  78       out = sse4a_test_extrqi (vals_in[i]);
  79       fail += chk(out, vals_out[i]);
  80     }
  81
  82   if (fail != 0)
  83     abort ();
  84 }