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64641360 | 1 | /* Header file for SSA jump threading. |
fbd26352 | 2 | Copyright (C) 2013-2019 Free Software Foundation, Inc. |
64641360 | 3 | |
4 | This file is part of GCC. | |
5 | ||
6 | GCC is free software; you can redistribute it and/or modify it under | |
7 | the terms of the GNU General Public License as published by the Free | |
8 | Software Foundation; either version 3, or (at your option) any later | |
9 | version. | |
10 | ||
11 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
12 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
14 | for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GCC; see the file COPYING3. If not see | |
18 | <http://www.gnu.org/licenses/>. */ | |
19 | ||
20 | #ifndef GCC_TREE_SSA_THREADEDGE_H | |
21 | #define GCC_TREE_SSA_THREADEDGE_H | |
22 | ||
23 | extern vec<tree> ssa_name_values; | |
24 | #define SSA_NAME_VALUE(x) \ | |
25 | (SSA_NAME_VERSION (x) < ssa_name_values.length () \ | |
26 | ? ssa_name_values[SSA_NAME_VERSION (x)] \ | |
27 | : NULL_TREE) | |
28 | extern void set_ssa_name_value (tree, tree); | |
29 | extern void threadedge_initialize_values (void); | |
30 | extern void threadedge_finalize_values (void); | |
31 | extern bool potentially_threadable_block (basic_block); | |
32 | extern void propagate_threaded_block_debug_into (basic_block, basic_block); | |
4b69806c | 33 | class evrp_range_analyzer; |
57ee6051 | 34 | extern void thread_outgoing_edges (basic_block, gcond *, |
35 | const_and_copies *, | |
36 | avail_exprs_stack *, | |
4b69806c | 37 | evrp_range_analyzer *, |
57ee6051 | 38 | tree (*) (gimple *, gimple *, |
39 | avail_exprs_stack *, basic_block)); | |
64641360 | 40 | |
41 | #endif /* GCC_TREE_SSA_THREADEDGE_H */ |