}
else if (TYPE_P (*tp))
*walk_subtrees = 0;
- /* else if (TREE_CODE (*tp) == OMP_TARGET)
- {
- if (tree dev = omp_find_clause (OMP_TARGET_CLAUSES (*tp)))
- if (OMP_DEVICE_ANCESTOR (dev))
- *walk_subtrees = 0;
- } */
+ else if (TREE_CODE (*tp) == OMP_TARGET)
+ {
+ tree c = omp_find_clause (OMP_CLAUSES (*tp), OMP_CLAUSE_DEVICE);
+ if (c && OMP_CLAUSE_DEVICE_ANCESTOR (c))
+ *walk_subtrees = 0;
+ }
return NULL_TREE;
}
{
if (TREE_CODE (*tp) == OMP_TARGET)
{
- /* And not OMP_DEVICE_ANCESTOR. */
- walk_tree_without_duplicates (&OMP_TARGET_BODY (*tp),
- omp_discover_declare_target_tgt_fn_r,
- data);
+ tree c = omp_find_clause (OMP_CLAUSES (*tp), OMP_CLAUSE_DEVICE);
+ if (!c || !OMP_CLAUSE_DEVICE_ANCESTOR (c))
+ walk_tree_without_duplicates (&OMP_TARGET_BODY (*tp),
+ omp_discover_declare_target_tgt_fn_r,
+ data);
*walk_subtrees = 0;
}
else if (TYPE_P (*tp))
--- /dev/null
+/* { dg-additional-options "-fdump-tree-omplower" } */
+
+/* { dg-final { scan-tree-dump-times "omp declare target\[^ \]" 3 "omplower" } } */
+
+/* { dg-final { scan-tree-dump-times "__attribute__\\(\\(omp declare target\\)\\)\[\n\r\]*int called_in_target1" 1 "omplower" } } */
+/* { dg-final { scan-tree-dump-times "__attribute__\\(\\(omp declare target\\)\\)\[\n\r\]*int called_in_target2" 1 "omplower" } } */
+/* { dg-final { scan-tree-dump-times "__attribute__\\(\\(omp declare target, omp declare target block\\)\\)\[\n\r\]*void tg_fn" 1 "omplower" } } */
+
+/* { dg-prune-output "'reverse_offload' clause on 'requires' directive not supported yet" } */
+
+#pragma omp requires reverse_offload
+
+extern int add_3 (int);
+
+static int global_var = 5;
+
+void
+check_offload (int *x, int *y)
+{
+ *x = add_3 (*x);
+ *y = add_3 (*y);
+}
+
+int
+called_in_target1 ()
+{
+ return 42;
+}
+
+int
+called_in_target2 ()
+{
+ return -6;
+}
+
+#pragma omp declare target
+void
+tg_fn (int *x, int *y)
+{
+ int x2 = *x, y2 = *y;
+ if (x2 != 2 || y2 != 3)
+ __builtin_abort ();
+ x2 = x2 + 2 + called_in_target1 ();
+ y2 = y2 + 7;
+
+ #pragma omp target device(ancestor : 1) map(tofrom: x2)
+ check_offload(&x2, &y2);
+
+ if (x2 != 2+2+3+42 || y2 != 3 + 7)
+ __builtin_abort ();
+ *x = x2, *y = y2;
+}
+#pragma omp end declare target
+
+void
+my_func (int *x, int *y)
+{
+ if (global_var != 5)
+ __builtin_abort ();
+ global_var = 242;
+ *x = 2*add_3(*x);
+ *y = 3*add_3(*y);
+}
+
+int
+main ()
+{
+ #pragma omp target
+ {
+ int x = 2, y = 3;
+ tg_fn (&x, &y);
+ }
+
+ #pragma omp target
+ {
+ int x = -2, y = -1;
+ x += called_in_target2 ();
+ #pragma omp target device ( ancestor:1 ) firstprivate(y) map(tofrom:x)
+ {
+ if (x != -2-6 || y != -1)
+ __builtin_abort ();
+ my_func (&x, &y);
+ if (x != 2*(3-2) || y != 3*(3-1))
+ __builtin_abort ();
+ }
+ if (x != 2*(3-2) || y != -1)
+ __builtin_abort ();
+ }
+
+ if (global_var != 242)
+ __builtin_abort ();
+ return 0;
+}