view gcc/testsuite/gcc.dg/vect/pr59354.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-additional-options "-O3" } */

#include "tree-vect.h"

void abort (void);

unsigned int a[256];
unsigned char b[256];

__attribute__ ((noinline)) void
main1()
{
  int i, z, x, y;

  for(i = 0; i < 256; i++)
    {
      a[i] = i % 5;
      __asm__ volatile ("");
    }

  for (z = 0; z < 16; z++)
    for (y = 0; y < 4; y++)
      for (x = 0; x < 4; x++)
	b[y*64 + z*4 + x] = a[z*16 + y*4 + x];

  if (b[4] != 1)
    abort ();
}

int main (void)
{
  check_vect ();

  main1 ();

  return 0;
}

/* { dg-final { scan-tree-dump "vectorized 1 loop" "vect" { target { vect_pack_trunc } } } } */