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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.target/] [arm/] [wmul-4.c] - Rev 691

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/* { dg-do compile } */
/* { dg-require-effective-target arm_dsp } */
/* { dg-options "-O1 -fexpensive-optimizations" } */
 
int mac(const int *a, const int *b, long long sqr, long long *sum)
{
  int i;
  long long dotp = *sum;
 
  for (i = 0; i < 150; i++) {
    dotp += (long long) b[i] * a[i];
    sqr += (long long) b[i] * b[i];
  }
 
  *sum = dotp;
  return sqr;
}
 
/* { dg-final { scan-assembler-times "smlal" 2 } } */
 

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