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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc1/] [gcc/] [testsuite/] [gcc.dg/] [graphite/] [id-16.c] - Blame information for rev 338

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Line No. Rev Author Line
1 298 jeremybenn 
int transformation[(2*19 - 1) * (2*19 - 1)][8];
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const int transformation2[8][2][2] = {
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  {{1, 0}, {0, 1}},
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  {{0, 1}, {-1, 0}},
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  {{-1, 0}, {0, -1}},
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  {{0, -1}, {1, 0}},
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  {{0, -1}, {-1, 0}},
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  {{-1, 0}, {0, 1}},
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  {{0, 1}, {1, 0}},
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  {{1, 0}, {0, -1}}
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};
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void
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transformation_init (void)
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{
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  int k;
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  int dx;
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  int dy;
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  for (k = 0; k < 8; k++)
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    {
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      for (dy = -19 + 1; dy <= 19 - 1; dy++)
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        {
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          for (dx = -19 + 1; dx <= 19 - 1; dx++)
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            {
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              int tx;
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              int ty;
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              do
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                {
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                  *&tx =
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                    transformation2[k][0][0] * (dx) +
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                    transformation2[k][0][1] * (dy);
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                  *&ty =
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                    transformation2[k][1][0] * (dx) +
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                    transformation2[k][1][1] * (dy);
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                }
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              while (0);
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              transformation[((dy + 19 - 1) * (2 * 19 - 1) +
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                              (dx + 19 - 1))][k] = ((tx) * (19 + 1) + (ty));
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            }
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        }
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    }
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}

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