Subversion Repositories openrisc_2011-10-31

/* { dg-require-effective-target vect_int } */

#include <stdarg.h>

#include "tree-vect.h"

#define N 64

signed char X[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));

signed char Y[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));

short result[N];

/* char->short widening-mult */

__attribute__ ((noinline)) int

foo1(int len) {

  int i;

  for (i=0; i<len; i++) {

    result[i] = X[i] * Y[i];

  }

}

int main (void)

{

  int i;

  check_vect ();

  for (i=0; i<N; i++) {

    X[i] = i;

    Y[i] = 64-i;

    __asm__ volatile ("");

  }

  foo1 (N);

  for (i=0; i<N; i++) {

    if (result[i] != X[i] * Y[i])

      abort ();

  }

  return 0;

}

/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_widen_mult_qi_to_hi } } } */

/* { dg-final { cleanup-tree-dump "vect" } } */