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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [vect-reduc-1.c] - Blame information for rev 816

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Line No. Rev Author Line
1 149 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 16
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#define DIFF 242
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/* Test vectorization of reduction of unsigned-int.  */
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void main1 (unsigned int x, unsigned int max_result, unsigned int min_result)
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{
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  int i;
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  unsigned int ub[N] = {1,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
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  unsigned int uc[N] = {1,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
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  unsigned int udiff = 2;
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  unsigned int umax = x;
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  unsigned int umin = x;
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  /* Summation.  */
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  for (i = 0; i < N; i++) {
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    udiff += (ub[i] - uc[i]);
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  }
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  /* Maximum.  */
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  for (i = 0; i < N; i++) {
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    umax = umax < uc[i] ? uc[i] : umax;
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  }
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  /* Minimum.  */
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  for (i = 0; i < N; i++) {
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    umin = umin > uc[i] ? uc[i] : umin;
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  }
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  /* check results:  */
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  if (udiff != DIFF)
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    abort ();
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  if (umax != max_result)
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    abort ();
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  if (umin != min_result)
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    abort ();
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}
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int main (void)
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{
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  check_vect ();
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  main1 (100, 100, 1);
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  main1 (0, 15, 0);
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  return 0;
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}
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/* { dg-final { scan-tree-dump-times "vectorized 3 loops" 1 "vect" { xfail { vect_no_int_add || vect_no_int_max } } } } */
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/* { dg-final { cleanup-tree-dump "vect" } } */

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