Added Compiler Support for _Cilk_spawn and _Cilk_sync for C++.

gcc/c-family/ChangeLog
2013-12-11  Balaji V. Iyer  <balaji.v.iyer@intel.com>

        * cilk.c (cilk_outline): Made this function non-static.
	(gimplify_cilk_spawn): Removed pre_p and post_p arguments.
	(create_cilk_wrapper): Added a new parameter: a function pointer.
	(c_install_body_w_frame_cleanup): Remove
	(extract_free_variables): Added VEC_INIT_EXPR and CONSTRUCTOR case.
        * c-common.h (cilk_outline): New prototype.
	(gimplify_cilk_spawn): Removed two parameters.
        (cilk_install_body_with_frame_cleanup): New prototype.
	* c-gimplify.c (c_gimplify_expr): Added MODIFY_EXPR, CALL_EXPR and
	CILK_SPAWN_STMT case.

gcc/c/ChangeLog
2013-12-11  Balaji V. Iyer  <balaji.v.iyer@intel.com>
	
	* c-objc-common.h (LANG_HOOKS_CILKPLUS_FRAME_CLEANUP): Remove.
	(LANG_HOOKS_CILKPLUS_DETECT_SPAWN_AND_UNWRAP): Likewise.
	(LANG_HOOKS_CILKPLUS_CILKPLUS_GIMPLIFY_SPAWN): Likewise.
	* c-typeck.c (cilk_install_body_with_frame_cleanup): New function.

gcc/ChangeLog
2013-12-11  Balaji V. Iyer  <balaji.v.iyer@intel.com>

        * langhooks.h (lang_hooks_for_decls): Remove lang_hooks_for_cilkplus.
	(lang_hooks_for_cilkplus): Remove.
	* langhooks.c (lhd_cilk_detect_spawn): Likewise.
	(lhd_install_body_with_frame_cleanup): Likewise.
	* langhooks-def.h (LANG_HOOKS_CILKPLUS_FRAME_CLEANUP): Likewise.
	(LANG_HOOKS_CILKPLUS_DETECT_SPAWN_AND_UNWRAP): Likewise.
	(LANG_HOOKS_CILKPLUS_CILKPLUS_GIMPLIFY_SPAWN): Likewise.
	(LANG_HOOKS_CILKPLUS): Likewise.
	(LANG_HOOKS_DECLS): Remove LANG_HOOKS_CILKPLUS.
	* gimplify.c (gimplify_expr): Removed CILK_SPAWN_STMT case.
	(gimplify_modify_expr): Removed handling of _Cilk_spawn in expr.
	(gimplify_call_expr): Likewise.
 
gcc/cp/ChangeLog
2013-12-11  Balaji V. Iyer  <balaji.v.iyer@intel.com>

        * cp-tree.h (cilk_valid_spawn): New prototype.
        (gimplify_cilk_spawn): Likewise.
        (create_try_catch_expr): Likewise.
        * decl.c (finish_function): Insert Cilk function-calls when a
        _Cilk_spawn is used in a function.
        * parser.c (cp_parser_postfix_expression): Added RID_CILK_SPAWN and
        RID_CILK_SYNC cases.
        * cp-cilkplus.c (set_cilk_except_flag): New function.
        (set_cilk_except_data): Likewise.
        (cilk_install_body_with_frame_cleanup): Likewise.
        * except.c (create_try_catch_expr): Likewise.
        * parser.h (IN_CILK_SPAWN): New #define.
        * pt.c (tsubst_expr): Added CILK_SPAWN_STMT and CILK_SYNC_STMT cases.
        * semantics.c (potential_constant_expression_1): Likewise.
        * typeck.c (cp_build_compound_expr): Reject a spawned function in a
        compound expression.
        (check_return_expr): Reject a spawned function in a return expression.
	* cp-gimplify.c (cp_gimplify_expr): Added a CILK_SPAWN_STMT and
	CALL_EXPR case.  Added handling of spawned function in MODIFY_EXPR
	and INIT_EXPR.

gcc/testsuite/ChangeLog
2013-12-11  Balaji V. Iyer  <balaji.v.iyer@intel.com>

        * g++.dg/cilk-plus/CK/catch_exc.cc: New test case.
        * g++.dg/cilk-plus/CK/const_spawn.cc: Likewise.
        * g++.dg/cilk-plus/CK/fib-opr-overload.cc: Likewise.
        * g++.dg/cilk-plus/CK/fib-tplt.cc: Likewise.
        * g++.dg/cilk-plus/CK/lambda_spawns.cc: Likewise.
        * g++.dg/cilk-plus/CK/lambda_spawns_tplt.cc: Likewise.
        * g++.dg/cilk-plus/cilk-plus.exp: Added support to run Cilk Keywords
        test stored in c-c++-common.  Also, added the Cilk runtime's library
        to the ld_library_path.

From-SVN: r205902

3 files changed, 36 insertions, 10 deletions

diff --git a/gcc/c/ChangeLog b/gcc/c/ChangeLog
index 4f353e8..17ca2c5 100644
--- a/gcc/c/ChangeLog
+++ b/gcc/c/ChangeLog
@@ -1,3 +1,10 @@
+2013-12-11  Balaji V. Iyer  <balaji.v.iyer@intel.com>
+
+	* c-objc-common.h (LANG_HOOKS_CILKPLUS_FRAME_CLEANUP): Remove.
+	(LANG_HOOKS_CILKPLUS_DETECT_SPAWN_AND_UNWRAP): Likewise.
+	(LANG_HOOKS_CILKPLUS_CILKPLUS_GIMPLIFY_SPAWN): Likewise.
+	* c-typeck.c (cilk_install_body_with_frame_cleanup): New function.
+
 2013-12-04  Joseph Myers  <joseph@codesourcery.com>
 
 	PR c/52023
diff --git a/gcc/c/c-objc-common.h b/gcc/c/c-objc-common.h
index 6ae7b3e..4b7987d 100644
--- a/gcc/c/c-objc-common.h
+++ b/gcc/c/c-objc-common.h
@@ -104,14 +104,4 @@ along with GCC; see the file COPYING3.  If not see
 
 #undef LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P
 #define LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P c_vla_unspec_p
-
-#undef  LANG_HOOKS_CILKPLUS_GIMPLIFY_SPAWN
-#define LANG_HOOKS_CILKPLUS_GIMPLIFY_SPAWN gimplify_cilk_spawn
-
-#undef  LANG_HOOKS_CILKPLUS_FRAME_CLEANUP
-#define LANG_HOOKS_CILKPLUS_FRAME_CLEANUP c_cilk_install_body_w_frame_cleanup
-
-#undef  LANG_HOOKS_CILKPLUS_DETECT_SPAWN_AND_UNWRAP
-#define LANG_HOOKS_CILKPLUS_DETECT_SPAWN_AND_UNWRAP  \
-  cilk_detect_spawn_and_unwrap
 #endif /* GCC_C_OBJC_COMMON */
diff --git a/gcc/c/c-typeck.c b/gcc/c/c-typeck.c
index 672a564..5674ac3 100644
--- a/gcc/c/c-typeck.c
+++ b/gcc/c/c-typeck.c
@@ -49,6 +49,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "c-family/c-objc.h"
 #include "c-family/c-common.h"
 #include "c-family/c-ubsan.h"
+#include "cilk.h"
 
 /* Possible cases of implicit bad conversions.  Used to select
    diagnostic messages in convert_for_assignment.  */
@@ -12438,3 +12439,31 @@ c_tree_equal (tree t1, tree t2)
   /* We can get here with --disable-checking.  */
   return false;
 }
+
+/* Inserts "cleanup" functions after the function-body of FNDECL.  FNDECL is a 
+   spawn-helper and BODY is the newly created body for FNDECL.  */
+
+void
+cilk_install_body_with_frame_cleanup (tree fndecl, tree body, void *w)
+{
+  tree list = alloc_stmt_list ();
+  tree frame = make_cilk_frame (fndecl);
+  tree dtor = create_cilk_function_exit (frame, false, true);
+  add_local_decl (cfun, frame);
+  
+  DECL_SAVED_TREE (fndecl) = list;
+  tree frame_ptr = build1 (ADDR_EXPR, build_pointer_type (TREE_TYPE (frame)), 
+			   frame);
+  tree body_list = cilk_install_body_pedigree_operations (frame_ptr);
+  gcc_assert (TREE_CODE (body_list) == STATEMENT_LIST);
+  
+  tree detach_expr = build_call_expr (cilk_detach_fndecl, 1, frame_ptr); 
+  append_to_statement_list (detach_expr, &body_list);
+
+  cilk_outline (fndecl, &body, (struct wrapper_data *) w);
+  body = fold_build_cleanup_point_expr (void_type_node, body);
+
+  append_to_statement_list (body, &body_list);
+  append_to_statement_list (build_stmt (EXPR_LOCATION (body), TRY_FINALLY_EXPR,
+				       	body_list, dtor), &list);
+}