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

1 files changed, 25 insertions, 0 deletions

diff --git a/gcc/cp/cp-gimplify.c b/gcc/cp/cp-gimplify.c
index b1270a1..5fa564c 100644
--- a/gcc/cp/cp-gimplify.c
+++ b/gcc/cp/cp-gimplify.c
@@ -41,6 +41,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "splay-tree.h"
 #include "target.h"
 #include "c-family/c-ubsan.h"
+#include "cilk.h"
 
 /* Forward declarations.  */
 
@@ -584,12 +585,21 @@ cp_gimplify_expr (tree *expr_p, gimple_seq *pre_p, gimple_seq *post_p)
 	 LHS of an assignment might also be involved in the RHS, as in bug
 	 25979.  */
     case INIT_EXPR:
+      if (fn_contains_cilk_spawn_p (cfun)
+	  && cilk_detect_spawn_and_unwrap (expr_p)
+	  && !seen_error ())
+	return (enum gimplify_status) gimplify_cilk_spawn (expr_p);
       cp_gimplify_init_expr (expr_p);
       if (TREE_CODE (*expr_p) != INIT_EXPR)
 	return GS_OK;
       /* Otherwise fall through.  */
     case MODIFY_EXPR:
       {
+	if (fn_contains_cilk_spawn_p (cfun)
+	    && cilk_detect_spawn_and_unwrap (expr_p)
+	    && !seen_error ())
+	  return (enum gimplify_status) gimplify_cilk_spawn (expr_p);
+
 	/* If the back end isn't clever enough to know that the lhs and rhs
 	   types are the same, add an explicit conversion.  */
 	tree op0 = TREE_OPERAND (*expr_p, 0);
@@ -698,6 +708,21 @@ cp_gimplify_expr (tree *expr_p, gimple_seq *pre_p, gimple_seq *post_p)
       }
       break;
 
+    case CILK_SPAWN_STMT:
+      gcc_assert 
+	(fn_contains_cilk_spawn_p (cfun) 
+	 && cilk_detect_spawn_and_unwrap (expr_p));
+
+      /* If errors are seen, then just process it as a CALL_EXPR.  */
+      if (!seen_error ())
+	return (enum gimplify_status) gimplify_cilk_spawn (expr_p);
+      
+    case CALL_EXPR:
+      if (fn_contains_cilk_spawn_p (cfun)
+	  && cilk_detect_spawn_and_unwrap (expr_p)
+	  && !seen_error ())
+	return (enum gimplify_status) gimplify_cilk_spawn (expr_p);
+
     default:
       ret = (enum gimplify_status) c_gimplify_expr (expr_p, pre_p, post_p);
       break;