gcc/testsuite/gcc.dg/goacc/loop-processing-1.c

   1 /* Make sure that OpenACC loop processing happens.  */
   2 /* { dg-additional-options "-O2 -fdump-tree-oaccdevlow" } */
   3
   4 extern int place ();
   5
   6 void vector_1 (int *ary, int size)
   7 {
   8 #pragma acc parallel num_workers (32) vector_length(32) copy(ary[0:size]) firstprivate (size)
   9   {
  10 #pragma acc loop gang
  11     for (int jx = 0; jx < 1; jx++)
  12 #pragma acc loop auto
  13       for (int ix = 0; ix < size; ix++)
  14         ary[ix] = place ();
  15   }
  16 }
  17
  18 /* { dg-final { scan-tree-dump {OpenACC loops.*Loop 0\(0\).*Loop 14\(1\).*\.data_dep\.[0-9_]+ = UNIQUE \(OACC_HEAD_MARK, 0, 1, 20\);.*Head-0:.*\.data_dep\.[0-9_]+ = UNIQUE \(OACC_HEAD_MARK, 0, 1, 20\);.*\.data_dep\.[0-9_]+ = UNIQUE \(OACC_FORK, \.data_dep\.[0-9_]+, 0\);.*Tail-0:.*\.data_dep\.[0-9_]+ = UNIQUE \(OACC_TAIL_MARK, \.data_dep\.[0-9_]+, 1\);.*\.data_dep\.[0-9_]+ = UNIQUE \(OACC_JOIN, \.data_dep\.[0-9_]+, 0\);.*Loop 6\(4\).*\.data_dep\.[0-9_]+ = UNIQUE \(OACC_HEAD_MARK, 0, 1, 6\);.*Head-0:.*\.data_dep\.[0-9_]+ = UNIQUE \(OACC_HEAD_MARK, 0, 1, 6\);.*\.data_dep\.[0-9_]+ = UNIQUE \(OACC_FORK, \.data_dep\.[0-9_]+, 2\);.*Tail-0:.*\.data_dep\.[0-9_]+ = UNIQUE \(OACC_TAIL_MARK, \.data_dep\.[0-9_]+, 1\);.*\.data_dep\.[0-9_]+ = UNIQUE \(OACC_JOIN, \.data_dep\.[0-9_]+, 2\);} "oaccdevlow" } } */