| /* Definitions for describing one tree-ssa optimization pass. |
| Copyright (C) 2004-2015 Free Software Foundation, Inc. |
| Contributed by Richard Henderson <rth@redhat.com> |
| |
| 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_PASS_H |
| #define GCC_TREE_PASS_H 1 |
| |
| #include "timevar.h" |
| #include "dumpfile.h" |
| |
| struct function; |
| |
| /* Optimization pass type. */ |
| enum opt_pass_type |
| { |
| GIMPLE_PASS, |
| RTL_PASS, |
| SIMPLE_IPA_PASS, |
| IPA_PASS |
| }; |
| |
| /* Metadata for a pass, non-varying across all instances of a pass. */ |
| struct pass_data |
| { |
| /* Optimization pass type. */ |
| enum opt_pass_type type; |
| |
| /* Terse name of the pass used as a fragment of the dump file |
| name. If the name starts with a star, no dump happens. */ |
| const char *name; |
| |
| /* The -fopt-info optimization group flags as defined in dumpfile.h. */ |
| unsigned int optinfo_flags; |
| |
| /* The timevar id associated with this pass. */ |
| /* ??? Ideally would be dynamically assigned. */ |
| timevar_id_t tv_id; |
| |
| /* Sets of properties input and output from this pass. */ |
| unsigned int properties_required; |
| unsigned int properties_provided; |
| unsigned int properties_destroyed; |
| |
| /* Flags indicating common sets things to do before and after. */ |
| unsigned int todo_flags_start; |
| unsigned int todo_flags_finish; |
| }; |
| |
| namespace gcc |
| { |
| class context; |
| } // namespace gcc |
| |
| /* An instance of a pass. This is also "pass_data" to minimize the |
| changes in existing code. */ |
| class opt_pass : public pass_data |
| { |
| public: |
| virtual ~opt_pass () { } |
| |
| /* Create a copy of this pass. |
| |
| Passes that can have multiple instances must provide their own |
| implementation of this, to ensure that any sharing of state between |
| this instance and the copy is "wired up" correctly. |
| |
| The default implementation prints an error message and aborts. */ |
| virtual opt_pass *clone (); |
| |
| /* This pass and all sub-passes are executed only if the function returns |
| true. The default implementation returns true. */ |
| virtual bool gate (function *fun); |
| |
| /* This is the code to run. If this is not overridden, then there should |
| be sub-passes otherwise this pass does nothing. |
| The return value contains TODOs to execute in addition to those in |
| TODO_flags_finish. */ |
| virtual unsigned int execute (function *fun); |
| |
| protected: |
| opt_pass (const pass_data&, gcc::context *); |
| |
| public: |
| /* A list of sub-passes to run, dependent on gate predicate. */ |
| opt_pass *sub; |
| |
| /* Next in the list of passes to run, independent of gate predicate. */ |
| opt_pass *next; |
| |
| /* Static pass number, used as a fragment of the dump file name. */ |
| int static_pass_number; |
| |
| /* When a given dump file is being initialized, this flag is set to |
| true if the corresponding TDF_graph dump file has also been |
| initialized. */ |
| bool graph_dump_initialized; |
| |
| protected: |
| gcc::context *m_ctxt; |
| }; |
| |
| /* Description of GIMPLE pass. */ |
| class gimple_opt_pass : public opt_pass |
| { |
| protected: |
| gimple_opt_pass (const pass_data& data, gcc::context *ctxt) |
| : opt_pass (data, ctxt) |
| { |
| } |
| }; |
| |
| /* Description of RTL pass. */ |
| class rtl_opt_pass : public opt_pass |
| { |
| protected: |
| rtl_opt_pass (const pass_data& data, gcc::context *ctxt) |
| : opt_pass (data, ctxt) |
| { |
| } |
| }; |
| |
| class varpool_node; |
| struct cgraph_node; |
| struct lto_symtab_encoder_d; |
| |
| /* Description of IPA pass with generate summary, write, execute, read and |
| transform stages. */ |
| class ipa_opt_pass_d : public opt_pass |
| { |
| public: |
| /* IPA passes can analyze function body and variable initializers |
| using this hook and produce summary. */ |
| void (*generate_summary) (void); |
| |
| /* This hook is used to serialize IPA summaries on disk. */ |
| void (*write_summary) (void); |
| |
| /* This hook is used to deserialize IPA summaries from disk. */ |
| void (*read_summary) (void); |
| |
| /* This hook is used to serialize IPA optimization summaries on disk. */ |
| void (*write_optimization_summary) (void); |
| |
| /* This hook is used to deserialize IPA summaries from disk. */ |
| void (*read_optimization_summary) (void); |
| |
| /* Hook to convert gimple stmt uids into true gimple statements. The second |
| parameter is an array of statements indexed by their uid. */ |
| void (*stmt_fixup) (struct cgraph_node *, gimple *); |
| |
| /* Results of interprocedural propagation of an IPA pass is applied to |
| function body via this hook. */ |
| unsigned int function_transform_todo_flags_start; |
| unsigned int (*function_transform) (struct cgraph_node *); |
| void (*variable_transform) (varpool_node *); |
| |
| protected: |
| ipa_opt_pass_d (const pass_data& data, gcc::context *ctxt, |
| void (*generate_summary) (void), |
| void (*write_summary) (void), |
| void (*read_summary) (void), |
| void (*write_optimization_summary) (void), |
| void (*read_optimization_summary) (void), |
| void (*stmt_fixup) (struct cgraph_node *, gimple *), |
| unsigned int function_transform_todo_flags_start, |
| unsigned int (*function_transform) (struct cgraph_node *), |
| void (*variable_transform) (varpool_node *)) |
| : opt_pass (data, ctxt), |
| generate_summary (generate_summary), |
| write_summary (write_summary), |
| read_summary (read_summary), |
| write_optimization_summary (write_optimization_summary), |
| read_optimization_summary (read_optimization_summary), |
| stmt_fixup (stmt_fixup), |
| function_transform_todo_flags_start (function_transform_todo_flags_start), |
| function_transform (function_transform), |
| variable_transform (variable_transform) |
| { |
| } |
| }; |
| |
| /* Description of simple IPA pass. Simple IPA passes have just one execute |
| hook. */ |
| class simple_ipa_opt_pass : public opt_pass |
| { |
| protected: |
| simple_ipa_opt_pass (const pass_data& data, gcc::context *ctxt) |
| : opt_pass (data, ctxt) |
| { |
| } |
| }; |
| |
| /* Pass properties. */ |
| #define PROP_gimple_any (1 << 0) /* entire gimple grammar */ |
| #define PROP_gimple_lcf (1 << 1) /* lowered control flow */ |
| #define PROP_gimple_leh (1 << 2) /* lowered eh */ |
| #define PROP_cfg (1 << 3) |
| #define PROP_ssa (1 << 5) |
| #define PROP_no_crit_edges (1 << 6) |
| #define PROP_rtl (1 << 7) |
| #define PROP_gimple_lomp (1 << 8) /* lowered OpenMP directives */ |
| #define PROP_cfglayout (1 << 9) /* cfglayout mode on RTL */ |
| #define PROP_gimple_lcx (1 << 10) /* lowered complex */ |
| #define PROP_loops (1 << 11) /* preserve loop structures */ |
| #define PROP_gimple_lvec (1 << 12) /* lowered vector */ |
| #define PROP_gimple_eomp (1 << 13) /* no OpenMP directives */ |
| |
| #define PROP_trees \ |
| (PROP_gimple_any | PROP_gimple_lcf | PROP_gimple_leh | PROP_gimple_lomp) |
| |
| /* To-do flags. */ |
| #define TODO_do_not_ggc_collect (1 << 1) |
| #define TODO_cleanup_cfg (1 << 5) |
| #define TODO_verify_il (1 << 6) |
| #define TODO_dump_symtab (1 << 7) |
| #define TODO_remove_functions (1 << 8) |
| #define TODO_rebuild_frequencies (1 << 9) |
| |
| /* To-do flags for calls to update_ssa. */ |
| |
| /* Update the SSA form inserting PHI nodes for newly exposed symbols |
| and virtual names marked for updating. When updating real names, |
| only insert PHI nodes for a real name O_j in blocks reached by all |
| the new and old definitions for O_j. If the iterated dominance |
| frontier for O_j is not pruned, we may end up inserting PHI nodes |
| in blocks that have one or more edges with no incoming definition |
| for O_j. This would lead to uninitialized warnings for O_j's |
| symbol. */ |
| #define TODO_update_ssa (1 << 11) |
| |
| /* Update the SSA form without inserting any new PHI nodes at all. |
| This is used by passes that have either inserted all the PHI nodes |
| themselves or passes that need only to patch use-def and def-def |
| chains for virtuals (e.g., DCE). */ |
| #define TODO_update_ssa_no_phi (1 << 12) |
| |
| /* Insert PHI nodes everywhere they are needed. No pruning of the |
| IDF is done. This is used by passes that need the PHI nodes for |
| O_j even if it means that some arguments will come from the default |
| definition of O_j's symbol. |
| |
| WARNING: If you need to use this flag, chances are that your pass |
| may be doing something wrong. Inserting PHI nodes for an old name |
| where not all edges carry a new replacement may lead to silent |
| codegen errors or spurious uninitialized warnings. */ |
| #define TODO_update_ssa_full_phi (1 << 13) |
| |
| /* Passes that update the SSA form on their own may want to delegate |
| the updating of virtual names to the generic updater. Since FUD |
| chains are easier to maintain, this simplifies the work they need |
| to do. NOTE: If this flag is used, any OLD->NEW mappings for real |
| names are explicitly destroyed and only the symbols marked for |
| renaming are processed. */ |
| #define TODO_update_ssa_only_virtuals (1 << 14) |
| |
| /* Some passes leave unused local variables that can be removed from |
| cfun->local_decls. This reduces the size of dump files |
| and the memory footprint for VAR_DECLs. */ |
| #define TODO_remove_unused_locals (1 << 15) |
| |
| /* Call df_finish at the end of the pass. This is done after all of |
| the dumpers have been allowed to run so that they have access to |
| the instance before it is destroyed. */ |
| #define TODO_df_finish (1 << 17) |
| |
| /* Call df_verify at the end of the pass if checking is enabled. */ |
| #define TODO_df_verify (1 << 18) |
| |
| /* Internally used for the first instance of a pass. */ |
| #define TODO_mark_first_instance (1 << 19) |
| |
| /* Rebuild aliasing info. */ |
| #define TODO_rebuild_alias (1 << 20) |
| |
| /* Rebuild the addressable-vars bitmap and do register promotion. */ |
| #define TODO_update_address_taken (1 << 21) |
| |
| /* Rebuild the callgraph edges. */ |
| #define TODO_rebuild_cgraph_edges (1 << 22) |
| |
| /* Internally used in execute_function_todo(). */ |
| #define TODO_update_ssa_any \ |
| (TODO_update_ssa \ |
| | TODO_update_ssa_no_phi \ |
| | TODO_update_ssa_full_phi \ |
| | TODO_update_ssa_only_virtuals) |
| |
| #define TODO_verify_all TODO_verify_il |
| |
| |
| /* Register pass info. */ |
| |
| enum pass_positioning_ops |
| { |
| PASS_POS_INSERT_AFTER, /* Insert after the reference pass. */ |
| PASS_POS_INSERT_BEFORE, /* Insert before the reference pass. */ |
| PASS_POS_REPLACE /* Replace the reference pass. */ |
| }; |
| |
| struct register_pass_info |
| { |
| opt_pass *pass; /* New pass to register. */ |
| const char *reference_pass_name; /* Name of the reference pass for hooking |
| up the new pass. */ |
| int ref_pass_instance_number; /* Insert the pass at the specified |
| instance number of the reference pass. |
| Do it for every instance if it is 0. */ |
| enum pass_positioning_ops pos_op; /* how to insert the new pass. */ |
| }; |
| |
| /* Registers a new pass. Either fill out the register_pass_info or specify |
| the individual parameters. The pass object is expected to have been |
| allocated using operator new and the pass manager takes the ownership of |
| the pass object. */ |
| extern void register_pass (register_pass_info *); |
| extern void register_pass (opt_pass* pass, pass_positioning_ops pos, |
| const char* ref_pass_name, int ref_pass_inst_number); |
| |
| extern simple_ipa_opt_pass *make_pass_ipa_chkp_versioning (gcc::context *ctxt); |
| extern simple_ipa_opt_pass *make_pass_ipa_chkp_early_produce_thunks (gcc::context *ctxt); |
| extern simple_ipa_opt_pass *make_pass_ipa_chkp_produce_thunks (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_chkp (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_chkp_opt (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_asan (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_asan_O0 (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_tsan (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_tsan_O0 (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_lower_cf (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_refactor_eh (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_lower_eh (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_lower_eh_dispatch (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_lower_resx (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_build_cfg (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_early_tree_profile (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_cleanup_eh (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_sra (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_sra_early (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_early_ipa_sra (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_tail_recursion (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_tail_calls (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_fix_loops (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_tree_loop (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_tree_no_loop (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_tree_loop_init (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_lim (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_tree_unswitch (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_predcom (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_iv_canon (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_scev_cprop (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_empty_loop (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_record_bounds (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_graphite (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_graphite_transforms (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_if_conversion (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_loop_distribution (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_vectorize (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_simduid_cleanup (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_slp_vectorize (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_complete_unroll (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_complete_unrolli (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_parallelize_loops (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_loop_prefetch (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_iv_optimize (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_tree_loop_done (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_ch (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_ccp (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_phi_only_cprop (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_build_ssa (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_build_alias (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_build_ealias (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_dominator (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_dce (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_cd_dce (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_call_cdce (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_merge_phi (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_split_crit_edges (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_pre (gcc::context *ctxt); |
| extern unsigned int tail_merge_optimize (unsigned int); |
| extern gimple_opt_pass *make_pass_profile (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_strip_predict_hints (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_lower_complex_O0 (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_lower_complex (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_lower_vector (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_lower_vector_ssa (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_lower_omp (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_diagnose_omp_blocks (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_expand_omp (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_expand_omp_ssa (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_object_sizes (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_strlen (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_fold_builtins (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_stdarg (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_early_warn_uninitialized (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_late_warn_uninitialized (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_cse_reciprocals (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_cse_sincos (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_optimize_bswap (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_optimize_widening_mul (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_warn_function_return (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_warn_function_noreturn (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_cselim (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_phiopt (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_forwprop (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_phiprop (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_tree_ifcombine (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_dse (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_nrv (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_rename_ssa_copies (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_sink_code (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_fre (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_check_data_deps (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_copy_prop (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_isolate_erroneous_paths (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_vrp (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_uncprop (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_return_slot (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_reassoc (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_rebuild_cgraph_edges (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_remove_cgraph_callee_edges (gcc::context |
| *ctxt); |
| extern gimple_opt_pass *make_pass_build_cgraph_edges (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_local_pure_const (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_nothrow (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_tracer (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_warn_unused_result (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_diagnose_tm_blocks (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_lower_tm (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_tm_init (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_tm_mark (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_tm_memopt (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_tm_edges (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_split_functions (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_feedback_split_functions (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_strength_reduction (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_vtable_verify (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_ubsan (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_sanopt (gcc::context *ctxt); |
| |
| /* IPA Passes */ |
| extern simple_ipa_opt_pass *make_pass_ipa_lower_emutls (gcc::context *ctxt); |
| extern simple_ipa_opt_pass |
| *make_pass_ipa_function_and_variable_visibility (gcc::context *ctxt); |
| extern simple_ipa_opt_pass *make_pass_ipa_tree_profile (gcc::context *ctxt); |
| extern simple_ipa_opt_pass *make_pass_ipa_auto_profile (gcc::context *ctxt); |
| |
| extern simple_ipa_opt_pass *make_pass_build_ssa_passes (gcc::context *ctxt); |
| extern simple_ipa_opt_pass *make_pass_chkp_instrumentation_passes (gcc::context *ctxt); |
| extern simple_ipa_opt_pass *make_pass_local_optimization_passes (gcc::context *ctxt); |
| |
| extern ipa_opt_pass_d *make_pass_ipa_whole_program_visibility (gcc::context |
| *ctxt); |
| extern simple_ipa_opt_pass *make_pass_ipa_increase_alignment (gcc::context |
| *ctxt); |
| extern ipa_opt_pass_d *make_pass_ipa_inline (gcc::context *ctxt); |
| extern simple_ipa_opt_pass *make_pass_ipa_free_lang_data (gcc::context *ctxt); |
| extern simple_ipa_opt_pass *make_pass_ipa_free_inline_summary (gcc::context |
| *ctxt); |
| extern ipa_opt_pass_d *make_pass_ipa_cp (gcc::context *ctxt); |
| extern ipa_opt_pass_d *make_pass_ipa_icf (gcc::context *ctxt); |
| extern ipa_opt_pass_d *make_pass_ipa_devirt (gcc::context *ctxt); |
| extern ipa_opt_pass_d *make_pass_ipa_reference (gcc::context *ctxt); |
| extern ipa_opt_pass_d *make_pass_ipa_pure_const (gcc::context *ctxt); |
| extern simple_ipa_opt_pass *make_pass_ipa_pta (gcc::context *ctxt); |
| extern simple_ipa_opt_pass *make_pass_ipa_tm (gcc::context *ctxt); |
| extern simple_ipa_opt_pass *make_pass_omp_simd_clone (gcc::context *ctxt); |
| extern ipa_opt_pass_d *make_pass_ipa_profile (gcc::context *ctxt); |
| extern ipa_opt_pass_d *make_pass_ipa_cdtor_merge (gcc::context *ctxt); |
| extern ipa_opt_pass_d *make_pass_ipa_single_use (gcc::context *ctxt); |
| extern ipa_opt_pass_d *make_pass_ipa_comdats (gcc::context *ctxt); |
| |
| extern gimple_opt_pass *make_pass_cleanup_cfg_post_optimizing (gcc::context |
| *ctxt); |
| extern gimple_opt_pass *make_pass_init_datastructures (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_fixup_cfg (gcc::context *ctxt); |
| |
| extern rtl_opt_pass *make_pass_expand (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_instantiate_virtual_regs (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_rtl_fwprop (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_rtl_fwprop_addr (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_jump (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_jump2 (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_lower_subreg (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_cse (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_fast_rtl_dce (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_ud_rtl_dce (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_rtl_dce (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_rtl_dse1 (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_rtl_dse2 (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_rtl_dse3 (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_rtl_cprop (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_rtl_pre (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_rtl_hoist (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_rtl_store_motion (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_cse_after_global_opts (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_rtl_ifcvt (gcc::context *ctxt); |
| |
| extern rtl_opt_pass *make_pass_into_cfg_layout_mode (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_outof_cfg_layout_mode (gcc::context *ctxt); |
| |
| extern rtl_opt_pass *make_pass_loop2 (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_rtl_loop_init (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_rtl_move_loop_invariants (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_rtl_unroll_loops (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_rtl_doloop (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_rtl_loop_done (gcc::context *ctxt); |
| |
| extern rtl_opt_pass *make_pass_web (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_cse2 (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_df_initialize_opt (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_df_initialize_no_opt (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_reginfo_init (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_inc_dec (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_stack_ptr_mod (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_initialize_regs (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_combine (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_if_after_combine (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_ree (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_partition_blocks (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_match_asm_constraints (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_split_all_insns (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_fast_rtl_byte_dce (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_lower_subreg2 (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_mode_switching (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_sms (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_sched (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_live_range_shrinkage (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_ira (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_reload (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_clean_state (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_branch_prob (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_value_profile_transformations (gcc::context |
| *ctxt); |
| extern rtl_opt_pass *make_pass_postreload_cse (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_gcse2 (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_split_after_reload (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_branch_target_load_optimize1 (gcc::context |
| *ctxt); |
| extern rtl_opt_pass *make_pass_thread_prologue_and_epilogue (gcc::context |
| *ctxt); |
| extern rtl_opt_pass *make_pass_stack_adjustments (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_sched_fusion (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_peephole2 (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_if_after_reload (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_regrename (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_cprop_hardreg (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_reorder_blocks (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_branch_target_load_optimize2 (gcc::context |
| *ctxt); |
| extern rtl_opt_pass *make_pass_leaf_regs (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_split_before_sched2 (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_compare_elim_after_reload (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_sched2 (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_stack_regs (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_stack_regs_run (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_df_finish (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_compute_alignments (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_duplicate_computed_gotos (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_variable_tracking (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_free_cfg (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_machine_reorg (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_cleanup_barriers (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_delay_slots (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_split_for_shorten_branches (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_split_before_regstack (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_convert_to_eh_region_ranges (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_shorten_branches (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_set_nothrow_function_flags (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_dwarf2_frame (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_final (gcc::context *ctxt); |
| extern rtl_opt_pass *make_pass_rtl_seqabstr (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_release_ssa_names (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_early_inline (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_inline_parameters (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_update_address_taken (gcc::context *ctxt); |
| extern gimple_opt_pass *make_pass_convert_switch (gcc::context *ctxt); |
| |
| /* Current optimization pass. */ |
| extern opt_pass *current_pass; |
| |
| extern bool execute_one_pass (opt_pass *); |
| extern void execute_pass_list (function *, opt_pass *); |
| extern void execute_ipa_pass_list (opt_pass *); |
| extern void execute_ipa_summary_passes (ipa_opt_pass_d *); |
| extern void execute_all_ipa_transforms (void); |
| extern void execute_all_ipa_stmt_fixups (struct cgraph_node *, gimple *); |
| extern bool pass_init_dump_file (opt_pass *); |
| extern void pass_fini_dump_file (opt_pass *); |
| |
| extern const char *get_current_pass_name (void); |
| extern void print_current_pass (FILE *); |
| extern void debug_pass (void); |
| extern void ipa_write_summaries (void); |
| extern void ipa_write_optimization_summaries (struct lto_symtab_encoder_d *); |
| extern void ipa_read_summaries (void); |
| extern void ipa_read_optimization_summaries (void); |
| extern void register_one_dump_file (opt_pass *); |
| extern bool function_called_by_processed_nodes_p (void); |
| |
| /* Set to true if the pass is called the first time during compilation of the |
| current function. Note that using this information in the optimization |
| passes is considered not to be clean, and it should be avoided if possible. |
| This flag is currently used to prevent loops from being peeled repeatedly |
| in jump threading; it will be removed once we preserve loop structures |
| throughout the compilation -- we will be able to mark the affected loops |
| directly in jump threading, and avoid peeling them next time. */ |
| extern bool first_pass_instance; |
| |
| /* Declare for plugins. */ |
| extern void do_per_function_toporder (void (*) (function *, void *), void *); |
| |
| extern void disable_pass (const char *); |
| extern void enable_pass (const char *); |
| extern void dump_passes (void); |
| |
| #endif /* GCC_TREE_PASS_H */ |
