| /* Definitions for describing one tree-ssa optimization pass. |
| Copyright (C) 2004, 2005 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 2, 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 COPYING. If not, write to |
| the Free Software Foundation, 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. */ |
| |
| |
| #ifndef GCC_TREE_PASS_H |
| #define GCC_TREE_PASS_H 1 |
| |
| /* Global variables used to communicate with passes. */ |
| extern FILE *dump_file; |
| extern int dump_flags; |
| extern const char *dump_file_name; |
| |
| extern struct bitmap_head_def *vars_to_rename; |
| |
| /* Return the dump_file_info for the given phase. */ |
| extern struct dump_file_info *get_dump_file_info (enum tree_dump_index); |
| |
| /* Describe one pass. */ |
| struct tree_opt_pass |
| { |
| /* Terse name of the pass used as a fragment of the dump file name. */ |
| 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. */ |
| void (*execute) (void); |
| |
| /* A list of sub-passes to run, dependent on gate predicate. */ |
| struct tree_opt_pass *sub; |
| |
| /* Next in the list of passes to run, independent of gate predicate. */ |
| struct tree_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. */ |
| unsigned int 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; |
| |
| /* Letter for RTL dumps. */ |
| char letter; |
| }; |
| |
| /* 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 */ |
| int letter; /* enabling letter for RTL dumps */ |
| }; |
| |
| /* 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_pta (1 << 5) |
| #define PROP_ssa (1 << 6) |
| #define PROP_no_crit_edges (1 << 7) |
| #define PROP_rtl (1 << 8) |
| #define PROP_alias (1 << 9) |
| |
| #define PROP_trees \ |
| (PROP_gimple_any | PROP_gimple_lcf | PROP_gimple_leh) |
| |
| /* To-do flags. */ |
| #define TODO_dump_func (1 << 0) /* pass doesn't dump itself */ |
| #define TODO_rename_vars (1 << 1) /* rewrite new vars to ssa */ |
| #define TODO_ggc_collect (1 << 2) /* run the collector */ |
| #define TODO_verify_ssa (1 << 3) |
| #define TODO_verify_flow (1 << 4) |
| #define TODO_verify_stmts (1 << 5) |
| #define TODO_fix_def_def_chains (1 << 6) /* rewrite def-def chains */ |
| #define TODO_cleanup_cfg (1 << 7) /* cleanup the cfg. */ |
| /* APPLE LOCAL begin lno */ |
| /* well not exactly, this was 2 in lno, renumbered to mimize diffs */ |
| #define TODO_write_loop_closed (1 << 8) /* rewrite into loop-closed-ssa */ |
| /* APPLE LOCAL end lno */ |
| |
| #define TODO_verify_all \ |
| (TODO_verify_ssa | TODO_verify_flow | TODO_verify_stmts) |
| |
| |
| extern struct tree_opt_pass pass_mudflap_1; |
| extern struct tree_opt_pass pass_mudflap_2; |
| extern struct tree_opt_pass pass_remove_useless_stmts; |
| extern struct tree_opt_pass pass_lower_cf; |
| extern struct tree_opt_pass pass_lower_eh; |
| extern struct tree_opt_pass pass_build_cfg; |
| extern struct tree_opt_pass pass_tree_profile; |
| extern struct tree_opt_pass pass_referenced_vars; |
| extern struct tree_opt_pass pass_sra; |
| extern struct tree_opt_pass pass_tail_recursion; |
| extern struct tree_opt_pass pass_tail_calls; |
| extern struct tree_opt_pass pass_loop; |
| extern struct tree_opt_pass pass_loop_init; |
| /* APPLE LOCAL lno */ |
| extern struct tree_opt_pass pass_loop_test; |
| extern struct tree_opt_pass pass_lim; |
| /* APPLE LOCAL begin loops-to-memset */ |
| extern struct tree_opt_pass pass_memset; |
| /* APPLE LOCAL end loops-to-memset */ |
| extern struct tree_opt_pass pass_unswitch; |
| /* APPLE LOCAL begin lno */ |
| extern struct tree_opt_pass pass_mark_maybe_inf_loops; |
| /* APPLE LOCAL end lno */ |
| extern struct tree_opt_pass pass_iv_canon; |
| extern struct tree_opt_pass pass_record_bounds; |
| extern struct tree_opt_pass pass_if_conversion; |
| extern struct tree_opt_pass pass_vectorize; |
| extern struct tree_opt_pass pass_complete_unroll; |
| extern struct tree_opt_pass pass_iv_optimize; |
| /* APPLE LOCAL lno */ |
| extern struct tree_opt_pass pass_loop_prefetch; |
| extern struct tree_opt_pass pass_loop_done; |
| extern struct tree_opt_pass pass_ch; |
| extern struct tree_opt_pass pass_ccp; |
| extern struct tree_opt_pass pass_build_ssa; |
| extern struct tree_opt_pass pass_del_ssa; |
| extern struct tree_opt_pass pass_dominator; |
| extern struct tree_opt_pass pass_dce; |
| extern struct tree_opt_pass pass_cd_dce; |
| extern struct tree_opt_pass pass_merge_phi; |
| extern struct tree_opt_pass pass_may_alias; |
| extern struct tree_opt_pass pass_split_crit_edges; |
| extern struct tree_opt_pass pass_pre; |
| extern struct tree_opt_pass pass_profile; |
| extern struct tree_opt_pass pass_pre_expand; |
| extern struct tree_opt_pass pass_lower_vector_ssa; |
| /* APPLE LOCAL mainline */ |
| extern struct tree_opt_pass pass_object_sizes; |
| extern struct tree_opt_pass pass_fold_builtins; |
| extern struct tree_opt_pass pass_early_warn_uninitialized; |
| extern struct tree_opt_pass pass_late_warn_uninitialized; |
| extern struct tree_opt_pass pass_warn_function_return; |
| extern struct tree_opt_pass pass_phiopt; |
| extern struct tree_opt_pass pass_forwprop; |
| extern struct tree_opt_pass pass_redundant_phi; |
| extern struct tree_opt_pass pass_dse; |
| extern struct tree_opt_pass pass_nrv; |
| extern struct tree_opt_pass pass_remove_useless_vars; |
| extern struct tree_opt_pass pass_mark_used_blocks; |
| extern struct tree_opt_pass pass_rename_ssa_copies; |
| extern struct tree_opt_pass pass_expand; |
| extern struct tree_opt_pass pass_rest_of_compilation; |
| extern struct tree_opt_pass pass_fre; |
| extern struct tree_opt_pass pass_linear_transform; |
| |
| #endif /* GCC_TREE_PASS_H */ |