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[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [gcc/] [testsuite/] [gcc.c-torture/] [compile/] [20020604-1.c] - Blame information for rev 12

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Line No. Rev Author Line
1 12 jlechner 
/* The array is too big. */
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/* { dg-xfail-if "The array too big" { "h8300-*-*" } { "-mno-h" "-mn" } { "" } } */
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/* { dg-xfail-if "The array is too big" { "scarts_16-*-*" } { "*" } { "" } } */
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/* { dg-do assemble { xfail m6811-*-* m6812-*-* } } */
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/* PR c/6957
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   This testcase ICEd at -O2 on IA-32, because
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   (insn 141 139 142 (set (subreg:SF (reg:QI 72) 0)
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           (plus:SF (reg:SF 73)
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               (reg:SF 76))) 525 {*fop_sf_comm_nosse} (insn_list 134 (nil))
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       (expr_list:REG_DEAD (reg:SF 73) (nil)))
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   couldn't be reloaded. */
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void
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foo (unsigned int n, int x, int y, unsigned char *z)
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{
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  int a, b;
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  float c[2048][4];
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  switch (x)
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    {
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    case 0x1906:
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      a = b = -1;
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      break;
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    case 0x190A:
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      a = b = -1;
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      break;
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    case 0x8049:
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      a = b = -1;
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      break;
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    case 0x1907:
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      a = 1;
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      b = 2;
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      break;
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    default:
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      return;
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    }
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  if (a >= 0)
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    {
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      unsigned char *d = z;
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      unsigned int i;
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      for (i = 0; i < n; i++)
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        {
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          do
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            {
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              union
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              {
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                float r;
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                unsigned int i;
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              }
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              e;
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              e.r = c[i][1];
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              d[a] =
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                ((e.i >= 0x3f7f0000) ? ((int) e.i <
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                                            0) ? (unsigned char) 0
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                 : (unsigned char) 255 : (e.r =
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                                          e.r * (255.0F / 256.0F) +
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                                          32768.0F, (unsigned char) e.i));
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            }
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          while (0);
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          d += y;
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        }
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    }
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  if (b >= 0)
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    {
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      unsigned char *d = z;
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      unsigned int i;
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      for (i = 0; i < n; i++)
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        {
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          do
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            {
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              union
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              {
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                float r;
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                unsigned int i;
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              }
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              e;
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              e.r = c[i][2];
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              d[b] =
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                ((e.i >= 0x3f7f0000) ? ((int) e.i <
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                                            0) ? (unsigned char) 0
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                 : (unsigned char) 255 : (e.r =
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                                          e.r * (255.0F / 256.0F) +
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                                          32768.0F, (unsigned char) e.i));
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            }
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          while (0);
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          d += y;
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        }
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    }
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}

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