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

/* { dg-do run } */
/* { dg-require-effective-target aes } */
/* { dg-options "-O2 -maes" } */

#ifndef CHECK_H
#define CHECK_H "aes-check.h"
#endif

#ifndef TEST
#define TEST aes_test
#endif

#include CHECK_H

#include <wmmintrin.h>
#include <string.h>

extern void abort (void);

#define NUM 1024

static __m128i src1[NUM];
static __m128i src2[NUM];
static __m128i edst[NUM];

static __m128i resdst[NUM];

/* Initialize input/output vectors.  (Currently, there is only one set
   of input/output vectors).  */
static void
init_data (__m128i *s1, __m128i *s2, __m128i *d)
{
  int i;
  for (i = 0; i < NUM; i++)
    {
      s1[i] = _mm_setr_epi32 (0x5d53475d, 0x63746f72,
			      0x73745665, 0x7b5b5465);
      s2[i] = _mm_setr_epi32 (0x726f6e5d, 0x5b477565,
			      0x68617929, 0x48692853);
      d[i]  = _mm_setr_epi32 (0xb730392a, 0xb58eb95e,
			      0xfaea2787, 0x138ac342);
    }
}

static void
TEST (void)
{
  int i;

  init_data (src1, src2, edst);

  for (i = 0; i < NUM; i += 16)
    {
      resdst[i] = _mm_aesdec_si128 (src1[i], src2[i]);
      resdst[i + 1] = _mm_aesdec_si128 (src1[i + 1], src2[i + 1]);
      resdst[i + 2] = _mm_aesdec_si128 (src1[i + 2], src2[i + 2]);
      resdst[i + 3] = _mm_aesdec_si128 (src1[i + 3], src2[i + 3]);
      resdst[i + 4] = _mm_aesdec_si128 (src1[i + 4], src2[i + 4]);
      resdst[i + 5] = _mm_aesdec_si128 (src1[i + 5], src2[i + 5]);
      resdst[i + 6] = _mm_aesdec_si128 (src1[i + 6], src2[i + 6]);
      resdst[i + 7] = _mm_aesdec_si128 (src1[i + 7], src2[i + 7]);
      resdst[i + 8] = _mm_aesdec_si128 (src1[i + 8], src2[i + 8]);
      resdst[i + 9] = _mm_aesdec_si128 (src1[i + 9], src2[i + 9]);
      resdst[i + 10] = _mm_aesdec_si128 (src1[i + 10], src2[i + 10]);
      resdst[i + 11] = _mm_aesdec_si128 (src1[i + 11], src2[i + 11]);
      resdst[i + 12] = _mm_aesdec_si128 (src1[i + 12], src2[i + 12]);
      resdst[i + 13] = _mm_aesdec_si128 (src1[i + 13], src2[i + 13]);
      resdst[i + 14] = _mm_aesdec_si128 (src1[i + 14], src2[i + 14]);
      resdst[i + 15] = _mm_aesdec_si128 (src1[i + 15], src2[i + 15]);
    }

  for (i = 0; i < NUM; i++)
    if (memcmp (edst + i, resdst + i, sizeof (__m128i)))
      abort ();
}