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author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/pass_manager.h | |
parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/pass_manager.h')
-rw-r--r-- | gcc-4.9/gcc/pass_manager.h | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/pass_manager.h b/gcc-4.9/gcc/pass_manager.h new file mode 100644 index 000000000..e1d81439a --- /dev/null +++ b/gcc-4.9/gcc/pass_manager.h @@ -0,0 +1,136 @@ +/* pass_manager.h - The pipeline of optimization passes + Copyright (C) 2013-2014 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_PASS_MANAGER_H +#define GCC_PASS_MANAGER_H + +class opt_pass; +struct register_pass_info; + +/* Define a list of pass lists so that both passes.c and plugins can easily + find all the pass lists. */ +#define GCC_PASS_LISTS \ + DEF_PASS_LIST (all_lowering_passes) \ + DEF_PASS_LIST (all_small_ipa_passes) \ + DEF_PASS_LIST (all_regular_ipa_passes) \ + DEF_PASS_LIST (all_passes) + +#define DEF_PASS_LIST(LIST) PASS_LIST_NO_##LIST, +enum pass_list +{ + GCC_PASS_LISTS + PASS_LIST_NUM +}; +#undef DEF_PASS_LIST + +namespace gcc { + +class context; + +class pass_manager +{ +public: + void *operator new (size_t sz); + + pass_manager (context *ctxt); + + void register_pass (struct register_pass_info *pass_info); + void register_one_dump_file (opt_pass *pass); + + opt_pass *get_pass_for_id (int id) const; + + void dump_passes () const; + + void dump_profile_report () const; + + void finish_optimization_passes (); + + /* Access to specific passes, so that the majority can be private. */ + void execute_early_local_passes (); + unsigned int execute_pass_mode_switching (); + + /* Various passes are manually cloned by epiphany. */ + opt_pass *get_pass_split_all_insns () const { + return pass_split_all_insns_1; + } + opt_pass *get_pass_mode_switching () const { + return pass_mode_switching_1; + } + opt_pass *get_pass_peephole2 () const { return pass_peephole2_1; } + opt_pass *get_pass_profile () const { return pass_profile_1; } + +public: + /* The root of the compilation pass tree, once constructed. */ + opt_pass *all_passes; + opt_pass *all_small_ipa_passes; + opt_pass *all_lowering_passes; + opt_pass *all_regular_ipa_passes; + opt_pass *all_late_ipa_passes; + + /* A map from static pass id to optimization pass. */ + opt_pass **passes_by_id; + int passes_by_id_size; + + opt_pass **pass_lists[PASS_LIST_NUM]; + +private: + void set_pass_for_id (int id, opt_pass *pass); + int register_dump_files_1 (opt_pass *pass, int properties); + void register_dump_files (opt_pass *pass, int properties); + +private: + context *m_ctxt; + + /* References to all of the individual passes. + These fields are generated via macro expansion. + + For example: + NEXT_PASS (pass_build_cfg, 1); + within pass-instances.def means that there is a field: + opt_pass *pass_build_cfg_1; + + Similarly, the various: + NEXT_PASS (pass_copy_prop, 1); + ... + NEXT_PASS (pass_copy_prop, 8); + in pass-instances.def lead to fields: + opt_pass *pass_copy_prop_1; + ... + opt_pass *pass_copy_prop_8; */ + +#define INSERT_PASSES_AFTER(PASS) +#define PUSH_INSERT_PASSES_WITHIN(PASS) +#define POP_INSERT_PASSES() +#define NEXT_PASS(PASS, NUM) opt_pass *PASS ## _ ## NUM +#define TERMINATE_PASS_LIST() + +#include "pass-instances.def" + +#undef INSERT_PASSES_AFTER +#undef PUSH_INSERT_PASSES_WITHIN +#undef POP_INSERT_PASSES +#undef NEXT_PASS +#undef TERMINATE_PASS_LIST + +}; // class pass_manager + +} // namespace gcc + +#endif /* ! GCC_PASS_MANAGER_H */ + |