gcc/testsuite/gcc.target/i386/sse4_2-pcmpistrm-2.c

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target sse4 } */
   3 /* { dg-options "-O2 -msse4.2" } */
   4
   5 #ifndef CHECK_H
   6 #define CHECK_H "sse4_2-check.h"
   7 #endif
   8
   9 #ifndef TEST
  10 #define TEST sse4_2_test
  11 #endif
  12
  13 #include CHECK_H
  14
  15 #include "sse4_2-pcmpstr.h"
  16
  17 #define NUM 1024
  18
  19 #define IMM_VAL0 \
  20   (_SIDD_SBYTE_OPS | _SIDD_CMP_RANGES | _SIDD_MASKED_POSITIVE_POLARITY)
  21 #define IMM_VAL1 \
  22   (_SIDD_UBYTE_OPS | _SIDD_CMP_EQUAL_EACH | _SIDD_NEGATIVE_POLARITY \
  23    | _SIDD_BIT_MASK)
  24 #define IMM_VAL2 \
  25   (_SIDD_UWORD_OPS | _SIDD_CMP_EQUAL_ANY | _SIDD_MASKED_NEGATIVE_POLARITY)
  26 #define IMM_VAL3 \
  27   (_SIDD_SWORD_OPS | _SIDD_CMP_EQUAL_ORDERED \
  28    | _SIDD_POSITIVE_POLARITY | _SIDD_UNIT_MASK)
  29
  30 static void
  31 TEST (void)
  32 {
  33   union
  34     {
  35       __m128i x[NUM];
  36       char c[NUM *16];
  37     } src1, src2;
  38   __m128i res, correct;
  39   int correct_flags;
  40   int flags, cf, zf, sf, of, af;
  41   int i;
  42
  43   for (i = 0; i < NUM *16; i++)
  44     {
  45       src1.c[i] = rand ();
  46       src2.c[i] = rand ();
  47     }
  48
  49   for (i = 0; i < NUM; i++)
  50     {
  51       switch ((rand () % 4))
  52         {
  53         case 0:
  54           res = _mm_cmpistrm (src1.x[i], src2.x[i], IMM_VAL0);
  55           cf = _mm_cmpistrc (src1.x[i], src2.x[i], IMM_VAL0);
  56           zf = _mm_cmpistrz (src1.x[i], src2.x[i], IMM_VAL0);
  57           sf = _mm_cmpistrs (src1.x[i], src2.x[i], IMM_VAL0);
  58           of = _mm_cmpistro (src1.x[i], src2.x[i], IMM_VAL0);
  59           af = _mm_cmpistra (src1.x[i], src2.x[i], IMM_VAL0);
  60           correct = cmp_im (&src1.x[i], &src2.x[i], IMM_VAL0,
  61                             &correct_flags);
  62           break;
  63
  64         case 1:
  65           res = _mm_cmpistrm (src1.x[i], src2.x[i], IMM_VAL1);
  66           cf = _mm_cmpistrc (src1.x[i], src2.x[i], IMM_VAL1);
  67           zf = _mm_cmpistrz (src1.x[i], src2.x[i], IMM_VAL1);
  68           sf = _mm_cmpistrs (src1.x[i], src2.x[i], IMM_VAL1);
  69           of = _mm_cmpistro (src1.x[i], src2.x[i], IMM_VAL1);
  70           af = _mm_cmpistra (src1.x[i], src2.x[i], IMM_VAL1);
  71           correct = cmp_im (&src1.x[i], &src2.x[i], IMM_VAL1,
  72                             &correct_flags);
  73           break;
  74
  75         case 2:
  76           res = _mm_cmpistrm (src1.x[i], src2.x[i], IMM_VAL2);
  77           cf = _mm_cmpistrc (src1.x[i], src2.x[i], IMM_VAL2);
  78           zf = _mm_cmpistrz (src1.x[i], src2.x[i], IMM_VAL2);
  79           sf = _mm_cmpistrs (src1.x[i], src2.x[i], IMM_VAL2);
  80           of = _mm_cmpistro (src1.x[i], src2.x[i], IMM_VAL2);
  81           af = _mm_cmpistra (src1.x[i], src2.x[i], IMM_VAL2);
  82           correct = cmp_im (&src1.x[i], &src2.x[i], IMM_VAL2,
  83                             &correct_flags);
  84           break;
  85
  86         default:
  87           res = _mm_cmpistrm (src1.x[i], src2.x[i], IMM_VAL3);
  88           cf = _mm_cmpistrc (src1.x[i], src2.x[i], IMM_VAL3);
  89           zf = _mm_cmpistrz (src1.x[i], src2.x[i], IMM_VAL3);
  90           sf = _mm_cmpistrs (src1.x[i], src2.x[i], IMM_VAL3);
  91           of = _mm_cmpistro (src1.x[i], src2.x[i], IMM_VAL3);
  92           af = _mm_cmpistra (src1.x[i], src2.x[i], IMM_VAL3);
  93           correct = cmp_im (&src1.x[i], &src2.x[i], IMM_VAL3,
  94                             &correct_flags);
  95           break;
  96         }
  97
  98       if (memcmp (&correct, &res, sizeof (res)))
  99         abort ();
 100
 101       flags = 0;
 102       if (cf)
 103         flags |= CFLAG;
 104       if (zf)
 105         flags |= ZFLAG;
 106       if (sf)
 107         flags |= SFLAG;
 108       if (of)
 109         flags |= OFLAG;
 110
 111       if (flags != correct_flags
 112           || (af && (cf || zf))
 113           || (!af && !(cf || zf)))
 114         abort ();
 115     }
 116 }