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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [vect-outer-4m.c] - Blame information for rev 298

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Line No. Rev Author Line
1 298 jeremybenn
/* { dg-require-effective-target vect_int } */
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#include <stdarg.h>
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#include "tree-vect.h"
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#define N 40
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#define M 128
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unsigned short in[N+M];
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unsigned int out[N];
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/* Outer-loop vectorization. */
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/* Not vectorized due to multiple-types in the inner-loop.  */
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__attribute__ ((noinline)) unsigned int
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foo (){
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  int i,j;
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  unsigned int diff;
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  unsigned int s=0;
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  for (i = 0; i < N; i++) {
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    diff = 0;
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    for (j = 0; j < M; j+=8) {
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      diff += in[j+i];
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    }
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    s+=((unsigned short)diff>>3);
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  }
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  return s;
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}
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int main (void)
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{
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  int i, j;
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  unsigned int diff;
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  unsigned int s=0,sum=0;
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  check_vect ();
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  for (i = 0; i < N+M; i++) {
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    in[i] = i;
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  }
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  sum=foo ();
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  for (i = 0; i < N; i++) {
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    diff = 0;
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    for (j = 0; j < M; j+=8) {
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      diff += in[j+i];
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    }
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    s += ((unsigned short)diff>>3);
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  }
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  if (s != sum)
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    abort ();
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  return 0;
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}
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/* { dg-final { scan-tree-dump-times "OUTER LOOP VECTORIZED" 1 "vect"  { xfail *-*-* } } } */
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/* { dg-final { cleanup-tree-dump "vect" } } */

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