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/* This file is part of the Intel(R) Cilk(TM) Plus support
This file contains Cilk Support files.
Copyright (C) 2013-2014 Free Software Foundation, Inc.
Contributed by Balaji V. Iyer <balaji.v.iyer@intel.com>,
Intel Corporation
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
GCC is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#ifndef GCC_CILK_H
#define GCC_CILK_H
/* Frame status bits known to compiler. */
#define CILK_FRAME_UNSYNCHED 0x02
#define CILK_FRAME_DETACHED 0x04
#define CILK_FRAME_EXCEPTING 0x10
#define CILK_FRAME_VERSION (1 << 24)
enum cilk_tree_index {
/* All the built-in functions for Cilk keywords. */
CILK_TI_F_WORKER = 0, /* __cilkrts_get_worker (). */
CILK_TI_F_SYNC, /* __cilkrts_sync (). */
CILK_TI_F_DETACH, /* __cilkrts_detach (...). */
CILK_TI_F_ENTER, /* __cilkrts_enter_frame (...). */
CILK_TI_F_ENTER_FAST, /* __cilkrts_enter_frame_fast (.). */
CILK_TI_F_LEAVE, /* __cilkrts_leave_frame (...). */
CILK_TI_F_POP, /* __cilkrts_pop_frame (...). */
CILK_TI_F_RETHROW, /* __cilkrts_rethrow (...). */
CILK_TI_F_SAVE_FP, /* __cilkrts_save_fp_ctrl_state (...). */
CILK_TI_F_LOOP_32, /* __cilkrts_cilk_for_32 (...). */
CILK_TI_F_LOOP_64, /* __cilkrts_cilk_for_64 (...). */
/* __cilkrts_stack_frame struct fields. */
CILK_TI_FRAME_FLAGS, /* stack_frame->flags. */
CILK_TI_FRAME_PARENT, /* stack_frame->parent. */
CILK_TI_FRAME_WORKER, /* stack_frame->worker. */
CILK_TI_FRAME_EXCEPTION, /* stack_frame->except_data. */
CILK_TI_FRAME_CONTEXT, /* stack_frame->context[4]. */
CILK_TI_FRAME_PEDIGREE, /* stack_frame->pedigree. */
/* __cilkrts_worker struct fields. */
CILK_TI_WORKER_CUR, /* worker->current_stack_frame. */
CILK_TI_WORKER_TAIL, /* worker->tail. */
CILK_TI_WORKER_PEDIGREE, /* worker->pedigree. */
/* __cilkrts_pedigree struct fields. */
CILK_TI_PEDIGREE_RANK, /* pedigree->rank. */
CILK_TI_PEDIGREE_PARENT, /* pedigree->parent. */
/* Types. */
CILK_TI_FRAME_TYPE, /* struct __cilkrts_stack_frame. */
CILK_TI_FRAME_PTR, /* __cilkrts_stack_frame *. */
CILK_TI_WORKER_TYPE, /* struct __cilkrts_worker. */
CILK_TI_PEDIGREE_TYPE, /* struct __cilkrts_pedigree. */
CILK_TI_MAX
};
extern GTY (()) tree cilk_trees[CILK_TI_MAX];
#define cilk_worker_fndecl cilk_trees[CILK_TI_F_WORKER]
#define cilk_sync_fndecl cilk_trees[CILK_TI_F_SYNC]
#define cilk_synched_fndecl cilk_trees[CILK_TI_F_SYNCED]
#define cilk_detach_fndecl cilk_trees[CILK_TI_F_DETACH]
#define cilk_enter_fndecl cilk_trees[CILK_TI_F_ENTER]
#define cilk_enter_fast_fndecl cilk_trees[CILK_TI_F_ENTER_FAST]
#define cilk_leave_fndecl cilk_trees[CILK_TI_F_LEAVE]
#define cilk_rethrow_fndecl cilk_trees[CILK_TI_F_RETHROW]
#define cilk_pop_fndecl cilk_trees[CILK_TI_F_POP]
#define cilk_save_fp_fndecl cilk_trees[CILK_TI_F_SAVE_FP]
#define cilk_for_32_fndecl cilk_trees[CILK_TI_F_LOOP_32]
#define cilk_for_64_fndecl cilk_trees[CILK_TI_F_LOOP_64]
#define cilk_worker_type_fndecl cilk_trees[CILK_TI_WORKER_TYPE]
#define cilk_frame_type_decl cilk_trees[CILK_TI_FRAME_TYPE]
#define cilk_frame_ptr_type_decl cilk_trees[CILK_TI_FRAME_PTR]
#define cilk_pedigree_type_decl cilk_trees[CILK_TI_PEDIGREE_TYPE]
extern void expand_builtin_cilk_detach (tree);
extern void expand_builtin_cilk_pop_frame (tree);
extern tree cilk_arrow (tree, int, bool);
extern tree cilk_dot (tree, int, bool);
extern void cilk_init_builtins (void);
extern void gimplify_cilk_sync (tree *, gimple_seq *);
extern tree cilk_call_setjmp (tree);
/* Returns true if Cilk Plus is enabled and if F->cilk_frame_decl is not
NULL_TREE. */
inline bool
fn_contains_cilk_spawn_p (function *f)
{
return (flag_cilkplus
&& (f->calls_cilk_spawn || f->cilk_frame_decl != NULL_TREE));
}
#endif
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