[PR c/64765, c/64880] Support OpenACC Combined Directives in C, C++

	gcc/c-family/
	PR c/64765
	PR c/64880
	* c-common.h (c_oacc_split_loop_clauses): Declare function.
	* c-omp.c (c_oacc_split_loop_clauses): New function.
	gcc/c/
	PR c/64765
	PR c/64880
	* c-parser.c (c_parser_oacc_loop): Add mask, cclauses formal
	parameters, and handle these.  Adjust all users.
	(c_parser_oacc_kernels, c_parser_oacc_parallel): Merge functions
	into...
	(c_parser_oacc_kernels_parallel): ... this new function.  Adjust
	all users.
	* c-tree.h (c_finish_oacc_parallel, c_finish_oacc_kernels): Don't
	declare functions.
	(c_finish_omp_construct): Declare function.
	* c-typeck.c (c_finish_oacc_parallel, c_finish_oacc_kernels):
	Merge functions into...
	(c_finish_omp_construct): ... this new function.
	gcc/cp/
	PR c/64765
	PR c/64880
	* cp-tree.h (finish_oacc_kernels, finish_oacc_parallel): Don't
	declare functions.
	(finish_omp_construct): Declare function.
	* parser.c (cp_parser_oacc_loop): Add p_name, mask, cclauses
	formal parameters, and handle these.  Adjust all users.
	(cp_parser_oacc_kernels, cp_parser_oacc_parallel): Merge functions
	into...
	(cp_parser_oacc_kernels_parallel): ... this new function.  Adjust
	all users.
	* semantics.c (finish_oacc_kernels, finish_oacc_parallel): Merge functions into...
	(finish_omp_construct): ... this new function.
	gcc/
	* tree.h (OACC_PARALLEL_BODY, OACC_PARALLEL_CLAUSES)
	(OACC_KERNELS_BODY, OACC_KERNELS_CLAUSES, OACC_KERNELS_COMBINED)
	(OACC_PARALLEL_COMBINED): Don't define macros.  Adjust all users.
	gcc/testsuite/
	PR c/64765
	PR c/64880
	* c-c++-common/goacc/loop-1.c: Don't skip for C++.  Don't prune
	sorry message.
	(PR64765): New function.
	* gfortran.dg/goacc/coarray_2.f90: XFAIL.
	* gfortran.dg/goacc/combined_loop.f90: Extend.  Don't prune
	sorry message.
	* gfortran.dg/goacc/cray.f95: Refine prune directive.
	* gfortran.dg/goacc/parameter.f95: Likewise.
	libgomp/
	* testsuite/libgomp.oacc-c-c++-common/combdir-1.c: New file.
	* testsuite/libgomp.oacc-fortran/combdir-1.f90: Likewise.

From-SVN: r229404

1 files changed, 17 insertions, 37 deletions

diff --git a/gcc/cp/semantics.c b/gcc/cp/semantics.c
index 11315d9..f9e86d0 100644
--- a/gcc/cp/semantics.c
+++ b/gcc/cp/semantics.c
@@ -7106,69 +7106,49 @@ finish_omp_structured_block (tree block)
   return do_poplevel (block);
 }
 
-/* Generate OACC_DATA, with CLAUSES and BLOCK as its compound
-   statement.  LOC is the location of the OACC_DATA.  */
+/* Similarly, except force the retention of the BLOCK.  */
 
 tree
-finish_oacc_data (tree clauses, tree block)
+begin_omp_parallel (void)
 {
-  tree stmt;
-
-  block = finish_omp_structured_block (block);
-
-  stmt = make_node (OACC_DATA);
-  TREE_TYPE (stmt) = void_type_node;
-  OACC_DATA_CLAUSES (stmt) = clauses;
-  OACC_DATA_BODY (stmt) = block;
-
-  return add_stmt (stmt);
+  keep_next_level (true);
+  return begin_omp_structured_block ();
 }
 
-/* Generate OACC_KERNELS, with CLAUSES and BLOCK as its compound
-   statement.  LOC is the location of the OACC_KERNELS.  */
+/* Generate OACC_DATA, with CLAUSES and BLOCK as its compound
+   statement.  */
 
 tree
-finish_oacc_kernels (tree clauses, tree block)
+finish_oacc_data (tree clauses, tree block)
 {
   tree stmt;
 
   block = finish_omp_structured_block (block);
 
-  stmt = make_node (OACC_KERNELS);
+  stmt = make_node (OACC_DATA);
   TREE_TYPE (stmt) = void_type_node;
-  OACC_KERNELS_CLAUSES (stmt) = clauses;
-  OACC_KERNELS_BODY (stmt) = block;
+  OACC_DATA_CLAUSES (stmt) = clauses;
+  OACC_DATA_BODY (stmt) = block;
 
   return add_stmt (stmt);
 }
 
-/* Generate OACC_PARALLEL, with CLAUSES and BLOCK as its compound
-   statement.  LOC is the location of the OACC_PARALLEL.  */
+/* Generate OMP construct CODE, with BODY and CLAUSES as its compound
+   statement.  */
 
 tree
-finish_oacc_parallel (tree clauses, tree block)
+finish_omp_construct (enum tree_code code, tree body, tree clauses)
 {
-  tree stmt;
-
-  block = finish_omp_structured_block (block);
+  body = finish_omp_structured_block (body);
 
-  stmt = make_node (OACC_PARALLEL);
+  tree stmt = make_node (code);
   TREE_TYPE (stmt) = void_type_node;
-  OACC_PARALLEL_CLAUSES (stmt) = clauses;
-  OACC_PARALLEL_BODY (stmt) = block;
+  OMP_BODY (stmt) = body;
+  OMP_CLAUSES (stmt) = clauses;
 
   return add_stmt (stmt);
 }
 
-/* Similarly, except force the retention of the BLOCK.  */
-
-tree
-begin_omp_parallel (void)
-{
-  keep_next_level (true);
-  return begin_omp_structured_block ();
-}
-
 tree
 finish_omp_parallel (tree clauses, tree body)
 {