gcc/testsuite/gcc.target/i386/sse4_2-pcmpestri-1.c

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target sse4 } */
   3 /* { dg-options "-O2 -msse4.2" } */
   4
   5 #include "sse4_2-check.h"
   6 #include "sse4_2-pcmpstr.h"
   7
   8 #define NUM 1024
   9
  10 #define IMM_VAL0 \
  11   (SIDD_SBYTE_OPS | SIDD_CMP_RANGES | SIDD_MASKED_POSITIVE_POLARITY)
  12 #define IMM_VAL1 \
  13  (SIDD_UBYTE_OPS | SIDD_CMP_EQUAL_EACH | SIDD_NEGATIVE_POLARITY \
  14   | SIDD_MOST_SIGNIFICANT)
  15 #define IMM_VAL2 \
  16  (SIDD_UWORD_OPS | SIDD_CMP_EQUAL_ANY | SIDD_MASKED_NEGATIVE_POLARITY)
  17 #define IMM_VAL3 \
  18   (SIDD_SWORD_OPS | SIDD_CMP_EQUAL_ORDERED \
  19    | SIDD_MASKED_NEGATIVE_POLARITY | SIDD_LEAST_SIGNIFICANT)
  20
  21
  22 static void
  23 sse4_2_test (void)
  24 {
  25   union
  26     {
  27       __m128i x[NUM];
  28       char c[NUM *16];
  29     } src1, src2;
  30   int res, correct, l1, l2;
  31   int i;
  32
  33   for (i = 0; i < NUM *16; i++)
  34     {
  35       src1.c[i] = rand ();
  36       src2.c[i] = rand ();
  37     }
  38
  39   for (i = 0; i < NUM; i++)
  40     {
  41       l1 = rand () % 18;
  42       l2 = rand () % 18;
  43
  44       switch ((rand () % 4))
  45         {
  46         case 0:
  47           res = _mm_cmpestri (src1.x[i], l1, src2.x[i], l2, IMM_VAL0);
  48           correct = cmp_ei (&src1.x[i], l1, &src2.x[i], l2, IMM_VAL0,
  49                             NULL);
  50           break;
  51
  52         case 1:
  53           res = _mm_cmpestri (src1.x[i], l1, src2.x[i], l2, IMM_VAL1);
  54           correct = cmp_ei (&src1.x[i], l1, &src2.x[i], l2, IMM_VAL1,
  55                             NULL);
  56           break;
  57
  58         case 2:
  59           res = _mm_cmpestri (src1.x[i], l1, src2.x[i], l2, IMM_VAL2);
  60           correct = cmp_ei (&src1.x[i], l1, &src2.x[i], l2, IMM_VAL2,
  61                             NULL);
  62           break;
  63
  64         default:
  65           res = _mm_cmpestri (src1.x[i], l1, src2.x[i], l2, IMM_VAL3);
  66           correct = cmp_ei (&src1.x[i], l1, &src2.x[i], l2, IMM_VAL3,
  67                             NULL);
  68           break;
  69         }
  70
  71       if (correct != res)
  72         abort ();
  73     }
  74 }