gcc/testsuite/gcc.dg/pr55150-1.c

   1 /* PR middle-end/55150 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-Os -g" } */
   4 /* { dg-require-effective-target int32plus } */
   5
   6 typedef unsigned int KEY_TABLE_TYPE[(272 / 4)];
   7   typedef unsigned int u32;
   8   typedef unsigned char u8;
   9   static const u32 Camellia_SBOX[][256] = {
  10   };
  11    static const u32 SIGMA[] = {
  12     0xa09e667f, 0x3bcc908b, 0xb67ae858, 0x4caa73b2, 0xc6ef372f, 0xe94f82be,     0x54ff53a5, 0xf1d36f1c, 0x10e527fa, 0xde682d1d, 0xb05688c2, 0xb3e6c1fd };
  13    int Camellia_Ekeygen (int keyBitLength, const u8 * rawKey, KEY_TABLE_TYPE k) {
  14     register u32 s0, s1, s2, s3;
  15     k[0] = s0 = (        {
  16          u32 r = *(const u32 *) (rawKey);
  17   r;
  18  }
  19     );
  20     k[2] = s2 = (               {
  21          u32 r = *(const u32 *) (rawKey + 8);
  22   r;
  23  }
  24     );
  25     k[3] = s3 = (               {
  26          u32 r = *(const u32 *) (rawKey + 12);
  27   r;
  28  }
  29     );
  30     if (keyBitLength != 128)     {
  31         k[8] = s0 = (                {
  32                  u32 r = *(const u32 *) (rawKey + 16);
  33   r;
  34  }
  35         );
  36         if (keyBitLength == 192)        {
  37           k[10] = s2 = ~s0;
  38             k[11] = s3 = ~s1;
  39             }
  40       }
  41     s0 ^= k[0], s1 ^= k[1], s2 ^= k[2], s3 ^= k[3];
  42     if (keyBitLength == 128)     {
  43         k[4] = s0, k[5] = s1, k[6] = s2, k[7] = s3;
  44       }
  45     else     {
  46         k[12] = s0, k[13] = s1, k[14] = s2, k[15] = s3;
  47         s0 ^= k[8], s1 ^= k[9], s2 ^= k[10], s3 ^= k[11];
  48         do    {
  49           register u32 _t0, _t1, _t2, _t3;
  50             _t0 = s2 ^ ((SIGMA + 10))[0];
  51               _t3 ^= Camellia_SBOX[3][(_t0 >> 8) & 0xff];
  52                 s1 ^= _t3;
  53                 }
  54         while (0);
  55         do    {
  56           u32 _t0 = s0 >> (32 - 30);
  57             s2 = (s2 << 30) | (s3 >> (32 - 30));
  58               s3 = (s3 << 30) | _t0;
  59               }
  60         while (0);
  61         k[40] = s0, k[41] = s1, k[42] = s2, k[43] = s3;
  62         k[64] = s1, k[65] = s2, k[66] = s3, k[67] = s0;
  63         s0 = k[8], s1 = k[9], s2 = k[10], s3 = k[11];
  64         k[36] = s0, k[37] = s1, k[38] = s2, k[39] = s3;
  65         s0 = k[12], s1 = k[13], s2 = k[14], s3 = k[15];
  66         do   {
  67           s1 = (s1 << 15) | (s2 >> (32 - 15));
  68           }
  69         while (0);
  70         k[12] = s0, k[13] = s1, k[14] = s2, k[15] = s3;
  71         k[44] = s1, k[45] = s2, k[46] = s3, k[47] = s0;
  72       }
  73   }