gcc/testsuite/gcc.dg/vect/tsvc/vect-tsvc-s343.c

   1 /*  This file is distributed under the University of Illinois Open Source
   2     License. See license.txt for details.  */
   3
   4 /* { dg-additional-options "--param vect-epilogues-nomask=0" } */
   5 /* { dg-require-effective-target vect_float } */
   6
   7 #include "tsvc.h"
   8
   9 real_t s343(struct args_t * func_args)
  10 {
  11 //    packing
  12 //    pack 2-d array into one dimension
  13 //    not vectorizable, value of k in unknown at each iteration
  14
  15     initialise_arrays(__func__);
  16
  17     int k;
  18     for (int nl = 0; nl < 10*(iterations/LEN_2D); nl++) {
  19         k = -1;
  20         for (int i = 0; i < LEN_2D; i++) {
  21             for (int j = 0; j < LEN_2D; j++) {
  22                 if (bb[j][i] > (real_t)0.) {
  23                     k++;
  24                     flat_2d_array[k] = aa[j][i];
  25                 }
  26             }
  27         }
  28         dummy(a, b, c, d, e, aa, bb, cc, 0.);
  29     }
  30
  31     return calc_checksum(__func__);
  32 }
  33
  34 int main (int argc, char **argv)
  35 {
  36   int n1 = 1;
  37   int n3 = 1;
  38   int* ip;
  39   real_t s1,s2;
  40   init(&ip, &s1, &s2);
  41
  42   run(&s343, "s343", NULL);
  43
  44   return 0;
  45 }
  46
  47 /* { dg-final { scan-tree-dump "vectorized 1 loops" "vect" { xfail *-*-* } } } */