42 lines
1.5 KiB
C++
42 lines
1.5 KiB
C++
/* Header file for SSA jump threading.
|
|
Copyright (C) 2013-2021 Free Software Foundation, Inc.
|
|
|
|
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_TREE_SSA_THREADEDGE_H
|
|
#define GCC_TREE_SSA_THREADEDGE_H
|
|
|
|
extern vec<tree> ssa_name_values;
|
|
#define SSA_NAME_VALUE(x) \
|
|
(SSA_NAME_VERSION (x) < ssa_name_values.length () \
|
|
? ssa_name_values[SSA_NAME_VERSION (x)] \
|
|
: NULL_TREE)
|
|
extern void set_ssa_name_value (tree, tree);
|
|
extern void threadedge_initialize_values (void);
|
|
extern void threadedge_finalize_values (void);
|
|
extern bool potentially_threadable_block (basic_block);
|
|
extern void propagate_threaded_block_debug_into (basic_block, basic_block);
|
|
class evrp_range_analyzer;
|
|
extern void thread_outgoing_edges (basic_block, gcond *,
|
|
const_and_copies *,
|
|
avail_exprs_stack *,
|
|
evrp_range_analyzer *,
|
|
tree (*) (gimple *, gimple *,
|
|
avail_exprs_stack *, basic_block));
|
|
|
|
#endif /* GCC_TREE_SSA_THREADEDGE_H */
|