gcc/testsuite/gcc.target/i386/aesimc.c

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target aes } */
   3 /* { dg-options "-O2 -maes" } */
   4
   5 #include <wmmintrin.h>
   6 #include <string.h>
   7
   8 #include "aes-check.h"
   9
  10 extern void abort (void);
  11
  12 #define NUM 1024
  13
  14 static __m128i src1[NUM];
  15 static __m128i edst[NUM];
  16
  17 static __m128i resdst[NUM];
  18
  19 /* Initialize input/output vectors.  (Currently, there is only one set
  20    of input/output vectors).   */
  21
  22 static void
  23 init_data (__m128i *s1, __m128i *d)
  24 {
  25   int i;
  26
  27   for (i = 0; i < NUM; i++)
  28     {
  29       s1[i] = _mm_setr_epi32 (0x5d53475d, 0x63746f72,
  30                               0x73745665, 0x7b5b5465);
  31       d[i] = _mm_setr_epi32 (0x81c3b3e5, 0x2b18330a,
  32                              0x44b109c8, 0x627a6f66);
  33     }
  34 }
  35
  36 static void
  37 aes_test (void)
  38 {
  39   int i;
  40
  41   init_data (src1, edst);
  42
  43   for (i = 0; i < NUM; i += 16)
  44     {
  45       resdst[i] = _mm_aesimc_si128 (src1[i]);
  46       resdst[i + 1] = _mm_aesimc_si128 (src1[i + 1]);
  47       resdst[i + 2] = _mm_aesimc_si128 (src1[i + 2]);
  48       resdst[i + 3] = _mm_aesimc_si128 (src1[i + 3]);
  49       resdst[i + 4] = _mm_aesimc_si128 (src1[i + 4]);
  50       resdst[i + 5] = _mm_aesimc_si128 (src1[i + 5]);
  51       resdst[i + 6] = _mm_aesimc_si128 (src1[i + 6]);
  52       resdst[i + 7] = _mm_aesimc_si128 (src1[i + 7]);
  53       resdst[i + 8] = _mm_aesimc_si128 (src1[i + 8]);
  54       resdst[i + 9] = _mm_aesimc_si128 (src1[i + 9]);
  55       resdst[i + 10] = _mm_aesimc_si128 (src1[i + 10]);
  56       resdst[i + 11] = _mm_aesimc_si128 (src1[i + 11]);
  57       resdst[i + 12] = _mm_aesimc_si128 (src1[i + 12]);
  58       resdst[i + 13] = _mm_aesimc_si128 (src1[i + 13]);
  59       resdst[i + 14] = _mm_aesimc_si128 (src1[i + 14]);
  60       resdst[i + 15] = _mm_aesimc_si128 (src1[i + 15]);
  61     }
  62
  63   for (i = 0; i < NUM; i++)
  64     if (memcmp(edst + i, resdst + i, sizeof (__m128i)))
  65       abort ();
  66 }