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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc1/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [slp-9.c] - Blame information for rev 338

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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 64
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short X[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
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short Y[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
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int result[N];
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/* short->int widening-mult */
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int
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foo1(int len) {
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  int i;
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  for (i=0; i<len/2; i++) {
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    result[2*i] = X[2*i] * Y[2*i];
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    result[2*i+1] = X[2*i+1] * Y[2*i+1];
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  }
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}
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int main (void)
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{
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  int i;
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  check_vect ();
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  for (i=0; i<N; i++) {
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    X[i] = i;
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    Y[i] = 64-i;
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    __asm__ volatile ("");
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  }
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  foo1 (N);
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  for (i=0; i<N; i++) {
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    if (result[i] != X[i] * Y[i])
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      abort ();
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  }
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  return 0;
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}
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/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_widen_mult_hi_to_si } } }*/
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/* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 1 "vect" { target vect_widen_mult_hi_to_si } } } */
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/* { dg-final { cleanup-tree-dump "vect" } } */
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