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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [vect-reduc-pattern-2c.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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signed char data_ch[N] =
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  { 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28 };
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#define SUM 210
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int
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foo ()
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{
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  int i;
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  signed short shortsum = 0;
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  /* widenning sum: sum chars into short.
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     The widening-summation pattern is currently not detected because of this
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     patch:
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     2005-12-26  Kazu Hirata  <kazu@codesourcery.com>
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        PR tree-optimization/25125
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   */
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  for (i = 0; i < N; i++)
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    {
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      shortsum += data_ch[i];
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    }
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  /* check results:  */
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  if (shortsum != SUM)
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    abort ();
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  return 0;
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}
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int
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main (void)
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{
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  check_vect ();
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  return foo ();
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}
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/* { dg-final { scan-tree-dump-times "vect_recog_widen_sum_pattern: detected" 1 "vect" { xfail *-*-* } } } */
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/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail *-*-* } } } */
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/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 0 "vect" { target { ! vect_widen_sum_qi_to_hi } } } } */
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/* { dg-final { cleanup-tree-dump "vect" } } */

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