view gcc/testsuite/gcc.dg/vect/bb-slp-22.c @ 131:84e7813d76e9

gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children 1830386684a0
line wrap: on
line source

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

#include <stdarg.h>
#include "tree-vect.h"

#define N 16 

unsigned int b[N];
unsigned int out[N];
unsigned int in[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};

__attribute__ ((noinline)) int
main1 (unsigned int x, unsigned int y)
{
  int i;
  unsigned int a0, a1, a2, a3;

  a0 = in[0] + 23;
  a1 = in[1] + 142;
  a2 = in[2] + 2;
  a3 = in[3] + 31;

  if (x > y)
    {
      b[0] = a0;
      b[1] = a1;
      b[2] = a2;
      b[3] = a3;
    }
  else
    {
      out[0] = a0 * x;
      out[1] = a1 * y;
      out[2] = a2 * x;
      out[3] = a3 * y;
    }

  if (x)
    __asm__ volatile ("" : : : "memory");

  /* Check results.  */
  if ((x <= y 
       && (out[0] != (in[0] + 23) * x
           || out[1] != (in[1] + 142) * y
           || out[2] != (in[2] + 2) * x
           || out[3] != (in[3] + 31) * y))
       || (x > y
           && (b[0] != (in[0] + 23)
               || b[1] != (in[1] + 142)
               || b[2] != (in[2] + 2)
               || b[3] != (in[3] + 31))))
    abort();

  return 0;
}

int main (void)
{
  check_vect ();

  main1 (2, 3);

  return 0;
}

/* { dg-final { scan-tree-dump-times "basic block vectorized" 1 "slp2"  { target { ! {vect_int_mult } } } } } */
/* { dg-final { scan-tree-dump-times "basic block vectorized" 2 "slp2"  { target vect_int_mult  } } } */