gcc/testsuite/gcc.target/i386/aesdec.c

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target aes } */
   3 /* { dg-options "-O2 -maes" } */
   4
   5 #ifndef CHECK_H
   6 #define CHECK_H "aes-check.h"
   7 #endif
   8
   9 #ifndef TEST
  10 #define TEST aes_test
  11 #endif
  12
  13 #include CHECK_H
  14
  15 #include <wmmintrin.h>
  16 #include <string.h>
  17
  18 extern void abort (void);
  19
  20 #define NUM 1024
  21
  22 static __m128i src1[NUM];
  23 static __m128i src2[NUM];
  24 static __m128i edst[NUM];
  25
  26 static __m128i resdst[NUM];
  27
  28 /* Initialize input/output vectors.  (Currently, there is only one set
  29    of input/output vectors).  */
  30 static void
  31 init_data (__m128i *s1, __m128i *s2, __m128i *d)
  32 {
  33   int i;
  34   for (i = 0; i < NUM; i++)
  35     {
  36       s1[i] = _mm_setr_epi32 (0x5d53475d, 0x63746f72,
  37                               0x73745665, 0x7b5b5465);
  38       s2[i] = _mm_setr_epi32 (0x726f6e5d, 0x5b477565,
  39                               0x68617929, 0x48692853);
  40       d[i]  = _mm_setr_epi32 (0xb730392a, 0xb58eb95e,
  41                               0xfaea2787, 0x138ac342);
  42     }
  43 }
  44
  45 static void
  46 TEST (void)
  47 {
  48   int i;
  49
  50   init_data (src1, src2, edst);
  51
  52   for (i = 0; i < NUM; i += 16)
  53     {
  54       resdst[i] = _mm_aesdec_si128 (src1[i], src2[i]);
  55       resdst[i + 1] = _mm_aesdec_si128 (src1[i + 1], src2[i + 1]);
  56       resdst[i + 2] = _mm_aesdec_si128 (src1[i + 2], src2[i + 2]);
  57       resdst[i + 3] = _mm_aesdec_si128 (src1[i + 3], src2[i + 3]);
  58       resdst[i + 4] = _mm_aesdec_si128 (src1[i + 4], src2[i + 4]);
  59       resdst[i + 5] = _mm_aesdec_si128 (src1[i + 5], src2[i + 5]);
  60       resdst[i + 6] = _mm_aesdec_si128 (src1[i + 6], src2[i + 6]);
  61       resdst[i + 7] = _mm_aesdec_si128 (src1[i + 7], src2[i + 7]);
  62       resdst[i + 8] = _mm_aesdec_si128 (src1[i + 8], src2[i + 8]);
  63       resdst[i + 9] = _mm_aesdec_si128 (src1[i + 9], src2[i + 9]);
  64       resdst[i + 10] = _mm_aesdec_si128 (src1[i + 10], src2[i + 10]);
  65       resdst[i + 11] = _mm_aesdec_si128 (src1[i + 11], src2[i + 11]);
  66       resdst[i + 12] = _mm_aesdec_si128 (src1[i + 12], src2[i + 12]);
  67       resdst[i + 13] = _mm_aesdec_si128 (src1[i + 13], src2[i + 13]);
  68       resdst[i + 14] = _mm_aesdec_si128 (src1[i + 14], src2[i + 14]);
  69       resdst[i + 15] = _mm_aesdec_si128 (src1[i + 15], src2[i + 15]);
  70     }
  71
  72   for (i = 0; i < NUM; i++)
  73     if (memcmp (edst + i, resdst + i, sizeof (__m128i)))
  74       abort ();
  75 }