view gcc/testsuite/gcc.dg/vect/vect-outer-4j.c @ 131:84e7813d76e9

gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children
line wrap: on
line source

/* { dg-do compile } */

#define N 96
#define M 128
unsigned char in[N+M];
unsigned short out[N];

/* Outer-loop vectorization. */

void
foo (){
  int i,j;
  unsigned short diff;

  for (i = 0; i < N; i++) {
    diff = 0;
    for (j = 0; j < M; j+=8) {
      diff += in[j+i];
    }
    out[i]=diff;
  }
}

/* { dg-final { scan-tree-dump-times "OUTER LOOP VECTORIZED" 1 "vect" { target vect_unpack } } } */