| /* Definitions for describing one tree-ssa optimization pass. |
| Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 |
| 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" |
| |
| /* Different tree dump places. When you add new tree dump places, |
| extend the DUMP_FILES array in tree-dump.c. */ |
| enum tree_dump_index |
| { |
| TDI_none, /* No dump */ |
| TDI_cgraph, /* dump function call graph. */ |
| TDI_tu, /* dump the whole translation unit. */ |
| TDI_class, /* dump class hierarchy. */ |
| TDI_original, /* dump each function before optimizing it */ |
| TDI_generic, /* dump each function after genericizing it */ |
| TDI_nested, /* dump each function after unnesting it */ |
| TDI_vcg, /* create a VCG graph file for each |
| function's flowgraph. */ |
| TDI_tree_all, /* enable all the GENERIC/GIMPLE dumps. */ |
| TDI_rtl_all, /* enable all the RTL dumps. */ |
| TDI_ipa_all, /* enable all the IPA dumps. */ |
| |
| TDI_end |
| }; |
| |
| /* Bit masks to control dumping. Not all values are applicable to |
| all dumps. Add new ones at the end. When you define new |
| values, extend the DUMP_OPTIONS array in tree-dump.c */ |
| #define TDF_ADDRESS (1 << 0) /* dump node addresses */ |
| #define TDF_SLIM (1 << 1) /* don't go wild following links */ |
| #define TDF_RAW (1 << 2) /* don't unparse the function */ |
| #define TDF_DETAILS (1 << 3) /* show more detailed info about |
| each pass */ |
| #define TDF_STATS (1 << 4) /* dump various statistics about |
| each pass */ |
| #define TDF_BLOCKS (1 << 5) /* display basic block boundaries */ |
| #define TDF_VOPS (1 << 6) /* display virtual operands */ |
| #define TDF_LINENO (1 << 7) /* display statement line numbers */ |
| #define TDF_UID (1 << 8) /* display decl UIDs */ |
| |
| #define TDF_TREE (1 << 9) /* is a tree dump */ |
| #define TDF_RTL (1 << 10) /* is a RTL dump */ |
| #define TDF_IPA (1 << 11) /* is an IPA dump */ |
| #define TDF_STMTADDR (1 << 12) /* Address of stmt. */ |
| |
| #define TDF_GRAPH (1 << 13) /* a graph dump is being emitted */ |
| #define TDF_MEMSYMS (1 << 14) /* display memory symbols in expr. |
| Implies TDF_VOPS. */ |
| |
| #define TDF_DIAGNOSTIC (1 << 15) /* A dump to be put in a diagnostic |
| message. */ |
| #define TDF_VERBOSE (1 << 16) /* A dump that uses the full tree |
| dumper to print stmts. */ |
| #define TDF_RHS_ONLY (1 << 17) /* a flag to only print the RHS of |
| a gimple stmt. */ |
| #define TDF_ASMNAME (1 << 18) /* display asm names of decls */ |
| #define TDF_EH (1 << 19) /* display EH region number |
| holding this gimple statement. */ |
| |
| #define TDF_NOUID (1 << 20) /* omit UIDs from dumps. */ |
| |
| /* In tree-dump.c */ |
| |
| extern char *get_dump_file_name (int); |
| extern int dump_enabled_p (int); |
| extern int dump_initialized_p (int); |
| extern FILE *dump_begin (int, int *); |
| extern void dump_end (int, FILE *); |
| extern void dump_node (const_tree, int, FILE *); |
| extern int dump_switch_p (const char *); |
| extern const char *dump_flag_name (int); |
| |
| /* Global variables used to communicate with passes. */ |
| extern FILE *dump_file; |
| extern int dump_flags; |
| extern const char *dump_file_name; |
| |
| /* Return the dump_file_info for the given phase. */ |
| extern struct dump_file_info *get_dump_file_info (int); |
| |
| /* Optimization pass type. */ |
| enum opt_pass_type |
| { |
| GIMPLE_PASS, |
| RTL_PASS, |
| SIMPLE_IPA_PASS, |
| IPA_PASS |
| }; |
| |
| /* Describe one pass; this is the common part shared across different pass |
| types. */ |
| struct opt_pass |
| { |
| /* 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; |
| |
| /* If non-null, this pass and all sub-passes are executed only if |
| the function returns true. */ |
| bool (*gate) (void); |
| |
| /* This is the code to run. If null, 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. */ |
| unsigned int (*execute) (void); |
| |
| /* A list of sub-passes to run, dependent on gate predicate. */ |
| struct opt_pass *sub; |
| |
| /* Next in the list of passes to run, independent of gate predicate. */ |
| struct opt_pass *next; |
| |
| /* Static pass number, used as a fragment of the dump file name. */ |
| int static_pass_number; |
| |
| /* 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; |
| }; |
| |
| /* Description of GIMPLE pass. */ |
| struct gimple_opt_pass |
| { |
| struct opt_pass pass; |
| }; |
| |
| /* Description of RTL pass. */ |
| struct rtl_opt_pass |
| { |
| struct opt_pass pass; |
| }; |
| |
| struct varpool_node; |
| struct cgraph_node; |
| struct cgraph_node_set_def; |
| |
| /* Description of IPA pass with generate summary, write, execute, read and |
| transform stages. */ |
| struct ipa_opt_pass_d |
| { |
| struct opt_pass pass; |
| |
| /* 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) (struct cgraph_node_set_def *); |
| |
| /* For most ipa passes, the information can only be deserialized in |
| one chunk. However, function bodies are read function at a time |
| as needed so both calls are necessary. */ |
| void (*read_summary) (void); |
| void (*function_read_summary) (struct cgraph_node *); |
| /* 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) (struct varpool_node *); |
| }; |
| |
| /* Description of simple IPA pass. Simple IPA passes have just one execute |
| hook. */ |
| struct simple_ipa_opt_pass |
| { |
| struct opt_pass pass; |
| }; |
| |
| /* Define a tree dump switch. */ |
| struct dump_file_info |
| { |
| const char *suffix; /* suffix to give output file. */ |
| const char *swtch; /* command line switch */ |
| const char *glob; /* command line glob */ |
| int flags; /* user flags */ |
| int state; /* state of play */ |
| int num; /* dump file number */ |
| }; |
| |
| /* 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_referenced_vars (1 << 4) |
| #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_trees \ |
| (PROP_gimple_any | PROP_gimple_lcf | PROP_gimple_leh | PROP_gimple_lomp) |
| |
| /* To-do flags. */ |
| #define TODO_dump_func (1 << 0) |
| #define TODO_ggc_collect (1 << 1) |
| #define TODO_verify_ssa (1 << 2) |
| #define TODO_verify_flow (1 << 3) |
| #define TODO_verify_stmts (1 << 4) |
| #define TODO_cleanup_cfg (1 << 5) |
| #define TODO_verify_loops (1 << 6) |
| #define TODO_dump_cgraph (1 << 7) |
| #define TODO_remove_functions (1 << 8) |
| #define TODO_rebuild_frequencies (1 << 9) |
| #define TODO_verify_rtl_sharing (1 << 10) |
| |
| /* 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 (e.g., pass_linear_transform). |
| |
| 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) |
| |
| /* 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_ssa | TODO_verify_flow | TODO_verify_stmts) |
| |
| |
| /* 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 |
| { |
| struct 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. */ |
| }; |
| |
| extern void tree_lowering_passes (tree decl); |
| |
| extern struct gimple_opt_pass pass_mudflap_1; |
| extern struct gimple_opt_pass pass_mudflap_2; |
| extern struct gimple_opt_pass pass_lower_cf; |
| extern struct gimple_opt_pass pass_refactor_eh; |
| extern struct gimple_opt_pass pass_lower_eh; |
| extern struct gimple_opt_pass pass_lower_eh_dispatch; |
| extern struct gimple_opt_pass pass_lower_resx; |
| extern struct gimple_opt_pass pass_build_cfg; |
| extern struct gimple_opt_pass pass_tree_profile; |
| extern struct gimple_opt_pass pass_early_tree_profile; |
| extern struct gimple_opt_pass pass_cleanup_cfg; |
| extern struct gimple_opt_pass pass_referenced_vars; |
| extern struct gimple_opt_pass pass_cleanup_eh; |
| extern struct gimple_opt_pass pass_fixup_cfg; |
| extern struct gimple_opt_pass pass_sra; |
| extern struct gimple_opt_pass pass_sra_early; |
| extern struct gimple_opt_pass pass_early_ipa_sra; |
| extern struct gimple_opt_pass pass_tail_recursion; |
| extern struct gimple_opt_pass pass_tail_calls; |
| extern struct gimple_opt_pass pass_tree_loop; |
| extern struct gimple_opt_pass pass_tree_loop_init; |
| extern struct gimple_opt_pass pass_lim; |
| extern struct gimple_opt_pass pass_tree_unswitch; |
| extern struct gimple_opt_pass pass_predcom; |
| extern struct gimple_opt_pass pass_iv_canon; |
| extern struct gimple_opt_pass pass_scev_cprop; |
| extern struct gimple_opt_pass pass_empty_loop; |
| extern struct gimple_opt_pass pass_record_bounds; |
| extern struct gimple_opt_pass pass_graphite_transforms; |
| extern struct gimple_opt_pass pass_if_conversion; |
| extern struct gimple_opt_pass pass_loop_distribution; |
| extern struct gimple_opt_pass pass_vectorize; |
| extern struct gimple_opt_pass pass_slp_vectorize; |
| extern struct gimple_opt_pass pass_complete_unroll; |
| extern struct gimple_opt_pass pass_complete_unrolli; |
| extern struct gimple_opt_pass pass_parallelize_loops; |
| extern struct gimple_opt_pass pass_loop_prefetch; |
| extern struct gimple_opt_pass pass_iv_optimize; |
| extern struct gimple_opt_pass pass_tree_loop_done; |
| extern struct gimple_opt_pass pass_ch; |
| extern struct gimple_opt_pass pass_ccp; |
| extern struct gimple_opt_pass pass_phi_only_cprop; |
| extern struct gimple_opt_pass pass_build_ssa; |
| extern struct gimple_opt_pass pass_build_alias; |
| extern struct gimple_opt_pass pass_build_ealias; |
| extern struct gimple_opt_pass pass_dominator; |
| extern struct gimple_opt_pass pass_dce; |
| extern struct gimple_opt_pass pass_dce_loop; |
| extern struct gimple_opt_pass pass_cd_dce; |
| extern struct gimple_opt_pass pass_call_cdce; |
| extern struct gimple_opt_pass pass_merge_phi; |
| extern struct gimple_opt_pass pass_split_crit_edges; |
| extern struct gimple_opt_pass pass_pre; |
| extern struct gimple_opt_pass pass_profile; |
| extern struct gimple_opt_pass pass_strip_predict_hints; |
| extern struct gimple_opt_pass pass_lower_complex_O0; |
| extern struct gimple_opt_pass pass_lower_complex; |
| extern struct gimple_opt_pass pass_lower_vector; |
| extern struct gimple_opt_pass pass_lower_vector_ssa; |
| extern struct gimple_opt_pass pass_lower_omp; |
| extern struct gimple_opt_pass pass_diagnose_omp_blocks; |
| extern struct gimple_opt_pass pass_expand_omp; |
| extern struct gimple_opt_pass pass_expand_omp_ssa; |
| extern struct gimple_opt_pass pass_object_sizes; |
| extern struct gimple_opt_pass pass_fold_builtins; |
| extern struct gimple_opt_pass pass_stdarg; |
| extern struct gimple_opt_pass pass_early_warn_uninitialized; |
| extern struct gimple_opt_pass pass_late_warn_uninitialized; |
| extern struct gimple_opt_pass pass_cse_reciprocals; |
| extern struct gimple_opt_pass pass_cse_sincos; |
| extern struct gimple_opt_pass pass_optimize_bswap; |
| extern struct gimple_opt_pass pass_warn_function_return; |
| extern struct gimple_opt_pass pass_warn_function_noreturn; |
| extern struct gimple_opt_pass pass_cselim; |
| extern struct gimple_opt_pass pass_phiopt; |
| extern struct gimple_opt_pass pass_forwprop; |
| extern struct gimple_opt_pass pass_phiprop; |
| extern struct gimple_opt_pass pass_tree_ifcombine; |
| extern struct gimple_opt_pass pass_dse; |
| extern struct gimple_opt_pass pass_nrv; |
| extern struct gimple_opt_pass pass_rename_ssa_copies; |
| extern struct gimple_opt_pass pass_rest_of_compilation; |
| extern struct gimple_opt_pass pass_sink_code; |
| extern struct gimple_opt_pass pass_fre; |
| extern struct gimple_opt_pass pass_linear_transform; |
| extern struct gimple_opt_pass pass_check_data_deps; |
| extern struct gimple_opt_pass pass_copy_prop; |
| extern struct gimple_opt_pass pass_vrp; |
| extern struct gimple_opt_pass pass_uncprop; |
| extern struct gimple_opt_pass pass_return_slot; |
| extern struct gimple_opt_pass pass_reassoc; |
| extern struct gimple_opt_pass pass_rebuild_cgraph_edges; |
| extern struct gimple_opt_pass pass_remove_cgraph_callee_edges; |
| extern struct gimple_opt_pass pass_build_cgraph_edges; |
| extern struct gimple_opt_pass pass_local_pure_const; |
| extern struct gimple_opt_pass pass_tracer; |
| extern struct gimple_opt_pass pass_warn_unused_result; |
| |
| /* IPA Passes */ |
| extern struct simple_ipa_opt_pass pass_ipa_function_and_variable_visibility; |
| extern struct simple_ipa_opt_pass pass_ipa_early_inline; |
| |
| extern struct simple_ipa_opt_pass pass_early_local_passes; |
| |
| extern struct ipa_opt_pass_d pass_ipa_whole_program_visibility; |
| extern struct ipa_opt_pass_d pass_ipa_lto_gimple_out; |
| extern struct simple_ipa_opt_pass pass_ipa_increase_alignment; |
| extern struct simple_ipa_opt_pass pass_ipa_matrix_reorg; |
| extern struct ipa_opt_pass_d pass_ipa_inline; |
| extern struct simple_ipa_opt_pass pass_ipa_free_lang_data; |
| extern struct ipa_opt_pass_d pass_ipa_cp; |
| extern struct ipa_opt_pass_d pass_ipa_reference; |
| extern struct ipa_opt_pass_d pass_ipa_pure_const; |
| extern struct simple_ipa_opt_pass pass_ipa_type_escape; |
| extern struct simple_ipa_opt_pass pass_ipa_pta; |
| extern struct simple_ipa_opt_pass pass_ipa_struct_reorg; |
| extern struct ipa_opt_pass_d pass_ipa_lto_wpa_fixup; |
| extern struct ipa_opt_pass_d pass_ipa_lto_finish_out; |
| |
| extern struct gimple_opt_pass pass_all_optimizations; |
| extern struct gimple_opt_pass pass_cleanup_cfg_post_optimizing; |
| extern struct gimple_opt_pass pass_init_datastructures; |
| extern struct gimple_opt_pass pass_fixup_cfg; |
| |
| extern struct rtl_opt_pass pass_expand; |
| extern struct rtl_opt_pass pass_init_function; |
| extern struct rtl_opt_pass pass_jump; |
| extern struct rtl_opt_pass pass_rtl_eh; |
| extern struct rtl_opt_pass pass_initial_value_sets; |
| extern struct rtl_opt_pass pass_unshare_all_rtl; |
| extern struct rtl_opt_pass pass_instantiate_virtual_regs; |
| extern struct rtl_opt_pass pass_rtl_fwprop; |
| extern struct rtl_opt_pass pass_rtl_fwprop_addr; |
| extern struct rtl_opt_pass pass_jump2; |
| extern struct rtl_opt_pass pass_lower_subreg; |
| extern struct rtl_opt_pass pass_cse; |
| extern struct rtl_opt_pass pass_fast_rtl_dce; |
| extern struct rtl_opt_pass pass_ud_rtl_dce; |
| extern struct rtl_opt_pass pass_rtl_dce; |
| extern struct rtl_opt_pass pass_rtl_dse1; |
| extern struct rtl_opt_pass pass_rtl_dse2; |
| extern struct rtl_opt_pass pass_rtl_dse3; |
| extern struct rtl_opt_pass pass_rtl_cprop; |
| extern struct rtl_opt_pass pass_rtl_pre; |
| extern struct rtl_opt_pass pass_rtl_hoist; |
| extern struct rtl_opt_pass pass_rtl_store_motion; |
| extern struct rtl_opt_pass pass_cse_after_global_opts; |
| extern struct rtl_opt_pass pass_rtl_ifcvt; |
| |
| extern struct rtl_opt_pass pass_into_cfg_layout_mode; |
| extern struct rtl_opt_pass pass_outof_cfg_layout_mode; |
| |
| extern struct rtl_opt_pass pass_loop2; |
| extern struct rtl_opt_pass pass_rtl_loop_init; |
| extern struct rtl_opt_pass pass_rtl_move_loop_invariants; |
| extern struct rtl_opt_pass pass_rtl_unswitch; |
| extern struct rtl_opt_pass pass_rtl_unroll_and_peel_loops; |
| extern struct rtl_opt_pass pass_rtl_doloop; |
| extern struct rtl_opt_pass pass_rtl_loop_done; |
| |
| extern struct rtl_opt_pass pass_web; |
| extern struct rtl_opt_pass pass_cse2; |
| extern struct rtl_opt_pass pass_df_initialize_opt; |
| extern struct rtl_opt_pass pass_df_initialize_no_opt; |
| extern struct rtl_opt_pass pass_reginfo_init; |
| extern struct rtl_opt_pass pass_inc_dec; |
| extern struct rtl_opt_pass pass_stack_ptr_mod; |
| extern struct rtl_opt_pass pass_initialize_regs; |
| extern struct rtl_opt_pass pass_combine; |
| extern struct rtl_opt_pass pass_if_after_combine; |
| extern struct rtl_opt_pass pass_partition_blocks; |
| extern struct rtl_opt_pass pass_match_asm_constraints; |
| extern struct rtl_opt_pass pass_regmove; |
| extern struct rtl_opt_pass pass_split_all_insns; |
| extern struct rtl_opt_pass pass_fast_rtl_byte_dce; |
| extern struct rtl_opt_pass pass_lower_subreg2; |
| extern struct rtl_opt_pass pass_mode_switching; |
| extern struct rtl_opt_pass pass_sms; |
| extern struct rtl_opt_pass pass_sched; |
| extern struct rtl_opt_pass pass_ira; |
| extern struct rtl_opt_pass pass_postreload; |
| extern struct rtl_opt_pass pass_clean_state; |
| extern struct rtl_opt_pass pass_branch_prob; |
| extern struct rtl_opt_pass pass_value_profile_transformations; |
| extern struct rtl_opt_pass pass_postreload_cse; |
| extern struct rtl_opt_pass pass_gcse2; |
| extern struct rtl_opt_pass pass_split_after_reload; |
| extern struct rtl_opt_pass pass_branch_target_load_optimize1; |
| extern struct rtl_opt_pass pass_thread_prologue_and_epilogue; |
| extern struct rtl_opt_pass pass_stack_adjustments; |
| extern struct rtl_opt_pass pass_peephole2; |
| extern struct rtl_opt_pass pass_if_after_reload; |
| extern struct rtl_opt_pass pass_regrename; |
| extern struct rtl_opt_pass pass_cprop_hardreg; |
| extern struct rtl_opt_pass pass_reorder_blocks; |
| extern struct rtl_opt_pass pass_branch_target_load_optimize2; |
| extern struct rtl_opt_pass pass_leaf_regs; |
| extern struct rtl_opt_pass pass_split_before_sched2; |
| extern struct rtl_opt_pass pass_sched2; |
| extern struct rtl_opt_pass pass_stack_regs; |
| extern struct rtl_opt_pass pass_stack_regs_run; |
| extern struct rtl_opt_pass pass_df_finish; |
| extern struct rtl_opt_pass pass_compute_alignments; |
| extern struct rtl_opt_pass pass_duplicate_computed_gotos; |
| extern struct rtl_opt_pass pass_variable_tracking; |
| extern struct rtl_opt_pass pass_free_cfg; |
| extern struct rtl_opt_pass pass_machine_reorg; |
| extern struct rtl_opt_pass pass_cleanup_barriers; |
| extern struct rtl_opt_pass pass_delay_slots; |
| extern struct rtl_opt_pass pass_split_for_shorten_branches; |
| extern struct rtl_opt_pass pass_split_before_regstack; |
| extern struct rtl_opt_pass pass_convert_to_eh_region_ranges; |
| extern struct rtl_opt_pass pass_shorten_branches; |
| extern struct rtl_opt_pass pass_set_nothrow_function_flags; |
| extern struct rtl_opt_pass pass_final; |
| extern struct rtl_opt_pass pass_rtl_seqabstr; |
| extern struct gimple_opt_pass pass_release_ssa_names; |
| extern struct gimple_opt_pass pass_early_inline; |
| extern struct gimple_opt_pass pass_inline_parameters; |
| extern struct gimple_opt_pass pass_all_early_optimizations; |
| extern struct gimple_opt_pass pass_update_address_taken; |
| extern struct gimple_opt_pass pass_convert_switch; |
| |
| /* The root of the compilation pass tree, once constructed. */ |
| extern struct opt_pass *all_passes, *all_small_ipa_passes, *all_lowering_passes, |
| *all_regular_ipa_passes, *all_lto_gen_passes; |
| |
| /* 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_lto_gen_passes) \ |
| DEF_PASS_LIST (all_passes) |
| |
| #define DEF_PASS_LIST(LIST) PASS_LIST_NO_##LIST, |
| enum |
| { |
| GCC_PASS_LISTS |
| PASS_LIST_NUM |
| }; |
| #undef DEF_PASS_LIST |
| |
| /* This is used by plugins, and should also be used in |
| passes.c:register_pass. */ |
| extern struct opt_pass **gcc_pass_lists[]; |
| |
| /* Current optimization pass. */ |
| extern struct opt_pass *current_pass; |
| |
| extern struct opt_pass * get_pass_for_id (int); |
| extern bool execute_one_pass (struct opt_pass *); |
| extern void execute_pass_list (struct opt_pass *); |
| extern void execute_ipa_pass_list (struct opt_pass *); |
| extern void execute_ipa_summary_passes (struct 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 (struct opt_pass *); |
| extern void pass_fini_dump_file (struct 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_summaries_of_cgraph_node_set ( |
| struct cgraph_node_set_def *); |
| extern void ipa_read_summaries (void); |
| extern void register_one_dump_file (struct opt_pass *); |
| extern bool function_called_by_processed_nodes_p (void); |
| extern void register_pass (struct register_pass_info *); |
| |
| /* 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 (*) (void *), void *); |
| |
| #endif /* GCC_TREE_PASS_H */ |
