Mercurial > hg > CbC > CbC_gcc
annotate gcc/tree-pass.h @ 67:f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
| author | nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp> |
|---|---|
| date | Tue, 22 Mar 2011 17:18:12 +0900 |
| parents | b7f97abdc517 |
| children | 04ced10e8804 |
| rev | line source |
|---|---|
| 0 | 1 /* Definitions for describing one tree-ssa optimization pass. |
|
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2 Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 |
| 0 | 3 Free Software Foundation, Inc. |
| 4 Contributed by Richard Henderson <rth@redhat.com> | |
| 5 | |
| 6 This file is part of GCC. | |
| 7 | |
| 8 GCC is free software; you can redistribute it and/or modify | |
| 9 it under the terms of the GNU General Public License as published by | |
| 10 the Free Software Foundation; either version 3, or (at your option) | |
| 11 any later version. | |
| 12 | |
| 13 GCC is distributed in the hope that it will be useful, | |
| 14 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 16 GNU General Public License for more details. | |
| 17 | |
| 18 You should have received a copy of the GNU General Public License | |
| 19 along with GCC; see the file COPYING3. If not see | |
| 20 <http://www.gnu.org/licenses/>. */ | |
| 21 | |
| 22 | |
| 23 #ifndef GCC_TREE_PASS_H | |
| 24 #define GCC_TREE_PASS_H 1 | |
| 25 | |
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26 #include "timevar.h" |
| 0 | 27 |
| 28 /* Different tree dump places. When you add new tree dump places, | |
| 29 extend the DUMP_FILES array in tree-dump.c. */ | |
| 30 enum tree_dump_index | |
| 31 { | |
| 32 TDI_none, /* No dump */ | |
| 33 TDI_cgraph, /* dump function call graph. */ | |
| 34 TDI_tu, /* dump the whole translation unit. */ | |
| 35 TDI_class, /* dump class hierarchy. */ | |
| 36 TDI_original, /* dump each function before optimizing it */ | |
| 37 TDI_generic, /* dump each function after genericizing it */ | |
| 38 TDI_nested, /* dump each function after unnesting it */ | |
| 39 TDI_vcg, /* create a VCG graph file for each | |
| 40 function's flowgraph. */ | |
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41 TDI_ada, /* dump declarations in Ada syntax. */ |
| 0 | 42 TDI_tree_all, /* enable all the GENERIC/GIMPLE dumps. */ |
| 43 TDI_rtl_all, /* enable all the RTL dumps. */ | |
| 44 TDI_ipa_all, /* enable all the IPA dumps. */ | |
| 45 | |
| 46 TDI_end | |
| 47 }; | |
| 48 | |
| 49 /* Bit masks to control dumping. Not all values are applicable to | |
| 50 all dumps. Add new ones at the end. When you define new | |
| 51 values, extend the DUMP_OPTIONS array in tree-dump.c */ | |
| 52 #define TDF_ADDRESS (1 << 0) /* dump node addresses */ | |
| 53 #define TDF_SLIM (1 << 1) /* don't go wild following links */ | |
| 54 #define TDF_RAW (1 << 2) /* don't unparse the function */ | |
| 55 #define TDF_DETAILS (1 << 3) /* show more detailed info about | |
| 56 each pass */ | |
| 57 #define TDF_STATS (1 << 4) /* dump various statistics about | |
| 58 each pass */ | |
| 59 #define TDF_BLOCKS (1 << 5) /* display basic block boundaries */ | |
| 60 #define TDF_VOPS (1 << 6) /* display virtual operands */ | |
| 61 #define TDF_LINENO (1 << 7) /* display statement line numbers */ | |
| 62 #define TDF_UID (1 << 8) /* display decl UIDs */ | |
| 63 | |
| 64 #define TDF_TREE (1 << 9) /* is a tree dump */ | |
| 65 #define TDF_RTL (1 << 10) /* is a RTL dump */ | |
| 66 #define TDF_IPA (1 << 11) /* is an IPA dump */ | |
| 67 #define TDF_STMTADDR (1 << 12) /* Address of stmt. */ | |
| 68 | |
| 69 #define TDF_GRAPH (1 << 13) /* a graph dump is being emitted */ | |
| 70 #define TDF_MEMSYMS (1 << 14) /* display memory symbols in expr. | |
| 71 Implies TDF_VOPS. */ | |
| 72 | |
| 73 #define TDF_DIAGNOSTIC (1 << 15) /* A dump to be put in a diagnostic | |
| 74 message. */ | |
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75 #define TDF_VERBOSE (1 << 16) /* A dump that uses the full tree |
| 0 | 76 dumper to print stmts. */ |
| 77 #define TDF_RHS_ONLY (1 << 17) /* a flag to only print the RHS of | |
| 78 a gimple stmt. */ | |
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79 #define TDF_ASMNAME (1 << 18) /* display asm names of decls */ |
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80 #define TDF_EH (1 << 19) /* display EH region number |
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81 holding this gimple statement. */ |
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82 #define TDF_NOUID (1 << 20) /* omit UIDs from dumps. */ |
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83 #define TDF_ALIAS (1 << 21) /* display alias information */ |
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84 #define TDF_ENUMERATE_LOCALS (1 << 22) /* Enumerate locals by uid. */ |
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85 #define TDF_CSELIB (1 << 23) /* Dump cselib details. */ |
| 0 | 86 |
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87 |
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88 /* In tree-dump.c */ |
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89 |
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90 extern char *get_dump_file_name (int); |
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91 extern int dump_enabled_p (int); |
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92 extern int dump_initialized_p (int); |
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93 extern FILE *dump_begin (int, int *); |
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94 extern void dump_end (int, FILE *); |
| 0 | 95 extern void dump_node (const_tree, int, FILE *); |
| 96 extern int dump_switch_p (const char *); | |
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97 extern const char *dump_flag_name (int); |
| 0 | 98 |
| 99 /* Global variables used to communicate with passes. */ | |
| 100 extern FILE *dump_file; | |
| 101 extern int dump_flags; | |
| 102 extern const char *dump_file_name; | |
| 103 | |
| 104 /* Return the dump_file_info for the given phase. */ | |
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105 extern struct dump_file_info *get_dump_file_info (int); |
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106 |
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107 /* Optimization pass type. */ |
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108 enum opt_pass_type |
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109 { |
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110 GIMPLE_PASS, |
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111 RTL_PASS, |
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112 SIMPLE_IPA_PASS, |
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113 IPA_PASS |
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114 }; |
| 0 | 115 |
| 116 /* Describe one pass; this is the common part shared across different pass | |
| 117 types. */ | |
| 118 struct opt_pass | |
| 119 { | |
| 120 /* Optimization pass type. */ | |
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121 enum opt_pass_type type; |
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122 |
| 0 | 123 /* Terse name of the pass used as a fragment of the dump file |
| 124 name. If the name starts with a star, no dump happens. */ | |
| 125 const char *name; | |
| 126 | |
| 127 /* If non-null, this pass and all sub-passes are executed only if | |
| 128 the function returns true. */ | |
| 129 bool (*gate) (void); | |
| 130 | |
| 131 /* This is the code to run. If null, then there should be sub-passes | |
| 132 otherwise this pass does nothing. The return value contains | |
| 133 TODOs to execute in addition to those in TODO_flags_finish. */ | |
| 134 unsigned int (*execute) (void); | |
| 135 | |
| 136 /* A list of sub-passes to run, dependent on gate predicate. */ | |
| 137 struct opt_pass *sub; | |
| 138 | |
| 139 /* Next in the list of passes to run, independent of gate predicate. */ | |
| 140 struct opt_pass *next; | |
| 141 | |
| 142 /* Static pass number, used as a fragment of the dump file name. */ | |
| 143 int static_pass_number; | |
| 144 | |
| 145 /* The timevar id associated with this pass. */ | |
| 146 /* ??? Ideally would be dynamically assigned. */ | |
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147 timevar_id_t tv_id; |
| 0 | 148 |
| 149 /* Sets of properties input and output from this pass. */ | |
| 150 unsigned int properties_required; | |
| 151 unsigned int properties_provided; | |
| 152 unsigned int properties_destroyed; | |
| 153 | |
| 154 /* Flags indicating common sets things to do before and after. */ | |
| 155 unsigned int todo_flags_start; | |
| 156 unsigned int todo_flags_finish; | |
| 157 }; | |
| 158 | |
| 159 /* Description of GIMPLE pass. */ | |
| 160 struct gimple_opt_pass | |
| 161 { | |
| 162 struct opt_pass pass; | |
| 163 }; | |
| 164 | |
| 165 /* Description of RTL pass. */ | |
| 166 struct rtl_opt_pass | |
| 167 { | |
| 168 struct opt_pass pass; | |
| 169 }; | |
| 170 | |
| 171 struct varpool_node; | |
| 172 struct cgraph_node; | |
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173 struct cgraph_node_set_def; |
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174 struct varpool_node_set_def; |
| 0 | 175 |
| 176 /* Description of IPA pass with generate summary, write, execute, read and | |
| 177 transform stages. */ | |
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178 struct ipa_opt_pass_d |
| 0 | 179 { |
| 180 struct opt_pass pass; | |
| 181 | |
| 182 /* IPA passes can analyze function body and variable initializers | |
| 183 using this hook and produce summary. */ | |
| 184 void (*generate_summary) (void); | |
| 185 | |
| 186 /* This hook is used to serialize IPA summaries on disk. */ | |
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187 void (*write_summary) (struct cgraph_node_set_def *, |
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188 struct varpool_node_set_def *); |
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189 |
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190 /* This hook is used to deserialize IPA summaries from disk. */ |
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191 void (*read_summary) (void); |
| 0 | 192 |
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193 /* This hook is used to serialize IPA optimization summaries on disk. */ |
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194 void (*write_optimization_summary) (struct cgraph_node_set_def *, |
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195 struct varpool_node_set_def *); |
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196 |
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197 /* This hook is used to deserialize IPA summaries from disk. */ |
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198 void (*read_optimization_summary) (void); |
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199 |
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200 /* Hook to convert gimple stmt uids into true gimple statements. The second |
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201 parameter is an array of statements indexed by their uid. */ |
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202 void (*stmt_fixup) (struct cgraph_node *, gimple *); |
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203 |
| 0 | 204 /* Results of interprocedural propagation of an IPA pass is applied to |
| 205 function body via this hook. */ | |
| 206 unsigned int function_transform_todo_flags_start; | |
| 207 unsigned int (*function_transform) (struct cgraph_node *); | |
| 208 void (*variable_transform) (struct varpool_node *); | |
| 209 }; | |
| 210 | |
| 211 /* Description of simple IPA pass. Simple IPA passes have just one execute | |
| 212 hook. */ | |
| 213 struct simple_ipa_opt_pass | |
| 214 { | |
| 215 struct opt_pass pass; | |
| 216 }; | |
| 217 | |
| 218 /* Define a tree dump switch. */ | |
| 219 struct dump_file_info | |
| 220 { | |
| 221 const char *suffix; /* suffix to give output file. */ | |
| 222 const char *swtch; /* command line switch */ | |
| 223 const char *glob; /* command line glob */ | |
| 224 int flags; /* user flags */ | |
| 225 int state; /* state of play */ | |
| 226 int num; /* dump file number */ | |
| 227 }; | |
| 228 | |
| 229 /* Pass properties. */ | |
| 230 #define PROP_gimple_any (1 << 0) /* entire gimple grammar */ | |
| 231 #define PROP_gimple_lcf (1 << 1) /* lowered control flow */ | |
| 232 #define PROP_gimple_leh (1 << 2) /* lowered eh */ | |
| 233 #define PROP_cfg (1 << 3) | |
| 234 #define PROP_referenced_vars (1 << 4) | |
| 235 #define PROP_ssa (1 << 5) | |
| 236 #define PROP_no_crit_edges (1 << 6) | |
| 237 #define PROP_rtl (1 << 7) | |
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238 #define PROP_gimple_lomp (1 << 8) /* lowered OpenMP directives */ |
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239 #define PROP_cfglayout (1 << 9) /* cfglayout mode on RTL */ |
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240 #define PROP_gimple_lcx (1 << 10) /* lowered complex */ |
| 0 | 241 |
| 242 #define PROP_trees \ | |
| 243 (PROP_gimple_any | PROP_gimple_lcf | PROP_gimple_leh | PROP_gimple_lomp) | |
| 244 | |
| 245 /* To-do flags. */ | |
| 246 #define TODO_dump_func (1 << 0) | |
| 247 #define TODO_ggc_collect (1 << 1) | |
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248 #define TODO_verify_ssa (1 << 2) |
| 0 | 249 #define TODO_verify_flow (1 << 3) |
| 250 #define TODO_verify_stmts (1 << 4) | |
| 251 #define TODO_cleanup_cfg (1 << 5) | |
| 252 #define TODO_dump_cgraph (1 << 7) | |
| 253 #define TODO_remove_functions (1 << 8) | |
| 254 #define TODO_rebuild_frequencies (1 << 9) | |
| 255 #define TODO_verify_rtl_sharing (1 << 10) | |
| 256 | |
| 257 /* To-do flags for calls to update_ssa. */ | |
| 258 | |
| 259 /* Update the SSA form inserting PHI nodes for newly exposed symbols | |
| 260 and virtual names marked for updating. When updating real names, | |
| 261 only insert PHI nodes for a real name O_j in blocks reached by all | |
| 262 the new and old definitions for O_j. If the iterated dominance | |
| 263 frontier for O_j is not pruned, we may end up inserting PHI nodes | |
| 264 in blocks that have one or more edges with no incoming definition | |
| 265 for O_j. This would lead to uninitialized warnings for O_j's | |
| 266 symbol. */ | |
| 267 #define TODO_update_ssa (1 << 11) | |
| 268 | |
| 269 /* Update the SSA form without inserting any new PHI nodes at all. | |
| 270 This is used by passes that have either inserted all the PHI nodes | |
| 271 themselves or passes that need only to patch use-def and def-def | |
| 272 chains for virtuals (e.g., DCE). */ | |
| 273 #define TODO_update_ssa_no_phi (1 << 12) | |
| 274 | |
| 275 /* Insert PHI nodes everywhere they are needed. No pruning of the | |
| 276 IDF is done. This is used by passes that need the PHI nodes for | |
| 277 O_j even if it means that some arguments will come from the default | |
|
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278 definition of O_j's symbol. |
|
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279 |
| 0 | 280 WARNING: If you need to use this flag, chances are that your pass |
| 281 may be doing something wrong. Inserting PHI nodes for an old name | |
| 282 where not all edges carry a new replacement may lead to silent | |
| 283 codegen errors or spurious uninitialized warnings. */ | |
| 284 #define TODO_update_ssa_full_phi (1 << 13) | |
| 285 | |
| 286 /* Passes that update the SSA form on their own may want to delegate | |
| 287 the updating of virtual names to the generic updater. Since FUD | |
| 288 chains are easier to maintain, this simplifies the work they need | |
| 289 to do. NOTE: If this flag is used, any OLD->NEW mappings for real | |
| 290 names are explicitly destroyed and only the symbols marked for | |
| 291 renaming are processed. */ | |
| 292 #define TODO_update_ssa_only_virtuals (1 << 14) | |
| 293 | |
| 294 /* Some passes leave unused local variables that can be removed from | |
| 295 cfun->local_decls. This reduces the size of dump files | |
| 296 and the memory footprint for VAR_DECLs. */ | |
| 297 #define TODO_remove_unused_locals (1 << 15) | |
| 298 | |
| 299 /* Call df_finish at the end of the pass. This is done after all of | |
| 300 the dumpers have been allowed to run so that they have access to | |
| 301 the instance before it is destroyed. */ | |
| 302 #define TODO_df_finish (1 << 17) | |
| 303 | |
| 304 /* Call df_verify at the end of the pass if checking is enabled. */ | |
| 305 #define TODO_df_verify (1 << 18) | |
| 306 | |
| 307 /* Internally used for the first instance of a pass. */ | |
| 308 #define TODO_mark_first_instance (1 << 19) | |
| 309 | |
| 310 /* Rebuild aliasing info. */ | |
|
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311 #define TODO_rebuild_alias (1 << 20) |
| 0 | 312 |
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313 /* Rebuild the addressable-vars bitmap and do register promotion. */ |
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314 #define TODO_update_address_taken (1 << 21) |
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315 |
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316 /* Rebuild the callgraph edges. */ |
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317 #define TODO_rebuild_cgraph_edges (1 << 22) |
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318 |
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319 /* Internally used in execute_function_todo(). */ |
| 0 | 320 #define TODO_update_ssa_any \ |
| 321 (TODO_update_ssa \ | |
| 322 | TODO_update_ssa_no_phi \ | |
| 323 | TODO_update_ssa_full_phi \ | |
| 324 | TODO_update_ssa_only_virtuals) | |
| 325 | |
| 326 #define TODO_verify_all \ | |
| 327 (TODO_verify_ssa | TODO_verify_flow | TODO_verify_stmts) | |
| 328 | |
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329 |
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330 /* Register pass info. */ |
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331 |
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332 enum pass_positioning_ops |
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333 { |
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334 PASS_POS_INSERT_AFTER, /* Insert after the reference pass. */ |
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335 PASS_POS_INSERT_BEFORE, /* Insert before the reference pass. */ |
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336 PASS_POS_REPLACE /* Replace the reference pass. */ |
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337 }; |
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338 |
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339 struct register_pass_info |
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340 { |
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341 struct opt_pass *pass; /* New pass to register. */ |
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342 const char *reference_pass_name; /* Name of the reference pass for hooking |
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343 up the new pass. */ |
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344 int ref_pass_instance_number; /* Insert the pass at the specified |
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345 instance number of the reference pass. |
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346 Do it for every instance if it is 0. */ |
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347 enum pass_positioning_ops pos_op; /* how to insert the new pass. */ |
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348 }; |
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349 |
| 0 | 350 extern void tree_lowering_passes (tree decl); |
| 351 | |
| 352 extern struct gimple_opt_pass pass_mudflap_1; | |
| 353 extern struct gimple_opt_pass pass_mudflap_2; | |
| 354 extern struct gimple_opt_pass pass_lower_cf; | |
| 355 extern struct gimple_opt_pass pass_refactor_eh; | |
| 356 extern struct gimple_opt_pass pass_lower_eh; | |
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357 extern struct gimple_opt_pass pass_lower_eh_dispatch; |
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358 extern struct gimple_opt_pass pass_lower_resx; |
| 0 | 359 extern struct gimple_opt_pass pass_build_cfg; |
| 360 extern struct gimple_opt_pass pass_early_tree_profile; | |
| 361 extern struct gimple_opt_pass pass_referenced_vars; | |
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362 extern struct gimple_opt_pass pass_cleanup_eh; |
| 0 | 363 extern struct gimple_opt_pass pass_sra; |
| 364 extern struct gimple_opt_pass pass_sra_early; | |
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365 extern struct gimple_opt_pass pass_early_ipa_sra; |
| 0 | 366 extern struct gimple_opt_pass pass_tail_recursion; |
| 367 extern struct gimple_opt_pass pass_tail_calls; | |
| 368 extern struct gimple_opt_pass pass_tree_loop; | |
| 369 extern struct gimple_opt_pass pass_tree_loop_init; | |
| 370 extern struct gimple_opt_pass pass_lim; | |
| 371 extern struct gimple_opt_pass pass_tree_unswitch; | |
| 372 extern struct gimple_opt_pass pass_predcom; | |
| 373 extern struct gimple_opt_pass pass_iv_canon; | |
| 374 extern struct gimple_opt_pass pass_scev_cprop; | |
| 375 extern struct gimple_opt_pass pass_empty_loop; | |
| 376 extern struct gimple_opt_pass pass_record_bounds; | |
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377 extern struct gimple_opt_pass pass_graphite; |
| 0 | 378 extern struct gimple_opt_pass pass_graphite_transforms; |
| 379 extern struct gimple_opt_pass pass_if_conversion; | |
| 380 extern struct gimple_opt_pass pass_loop_distribution; | |
| 381 extern struct gimple_opt_pass pass_vectorize; | |
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382 extern struct gimple_opt_pass pass_slp_vectorize; |
| 0 | 383 extern struct gimple_opt_pass pass_complete_unroll; |
| 384 extern struct gimple_opt_pass pass_complete_unrolli; | |
| 385 extern struct gimple_opt_pass pass_parallelize_loops; | |
| 386 extern struct gimple_opt_pass pass_loop_prefetch; | |
| 387 extern struct gimple_opt_pass pass_iv_optimize; | |
| 388 extern struct gimple_opt_pass pass_tree_loop_done; | |
| 389 extern struct gimple_opt_pass pass_ch; | |
| 390 extern struct gimple_opt_pass pass_ccp; | |
| 391 extern struct gimple_opt_pass pass_phi_only_cprop; | |
| 392 extern struct gimple_opt_pass pass_build_ssa; | |
| 393 extern struct gimple_opt_pass pass_build_alias; | |
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394 extern struct gimple_opt_pass pass_build_ealias; |
| 0 | 395 extern struct gimple_opt_pass pass_dominator; |
| 396 extern struct gimple_opt_pass pass_dce; | |
| 397 extern struct gimple_opt_pass pass_dce_loop; | |
| 398 extern struct gimple_opt_pass pass_cd_dce; | |
| 399 extern struct gimple_opt_pass pass_call_cdce; | |
| 400 extern struct gimple_opt_pass pass_merge_phi; | |
| 401 extern struct gimple_opt_pass pass_split_crit_edges; | |
| 402 extern struct gimple_opt_pass pass_pre; | |
| 403 extern struct gimple_opt_pass pass_profile; | |
| 404 extern struct gimple_opt_pass pass_strip_predict_hints; | |
| 405 extern struct gimple_opt_pass pass_lower_complex_O0; | |
| 406 extern struct gimple_opt_pass pass_lower_complex; | |
| 407 extern struct gimple_opt_pass pass_lower_vector; | |
| 408 extern struct gimple_opt_pass pass_lower_vector_ssa; | |
| 409 extern struct gimple_opt_pass pass_lower_omp; | |
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410 extern struct gimple_opt_pass pass_diagnose_omp_blocks; |
| 0 | 411 extern struct gimple_opt_pass pass_expand_omp; |
| 412 extern struct gimple_opt_pass pass_expand_omp_ssa; | |
| 413 extern struct gimple_opt_pass pass_object_sizes; | |
| 414 extern struct gimple_opt_pass pass_fold_builtins; | |
| 415 extern struct gimple_opt_pass pass_stdarg; | |
| 416 extern struct gimple_opt_pass pass_early_warn_uninitialized; | |
| 417 extern struct gimple_opt_pass pass_late_warn_uninitialized; | |
| 418 extern struct gimple_opt_pass pass_cse_reciprocals; | |
| 419 extern struct gimple_opt_pass pass_cse_sincos; | |
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420 extern struct gimple_opt_pass pass_optimize_bswap; |
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421 extern struct gimple_opt_pass pass_optimize_widening_mul; |
| 0 | 422 extern struct gimple_opt_pass pass_warn_function_return; |
| 423 extern struct gimple_opt_pass pass_warn_function_noreturn; | |
| 424 extern struct gimple_opt_pass pass_cselim; | |
| 425 extern struct gimple_opt_pass pass_phiopt; | |
| 426 extern struct gimple_opt_pass pass_forwprop; | |
| 427 extern struct gimple_opt_pass pass_phiprop; | |
| 428 extern struct gimple_opt_pass pass_tree_ifcombine; | |
| 429 extern struct gimple_opt_pass pass_dse; | |
| 430 extern struct gimple_opt_pass pass_nrv; | |
| 431 extern struct gimple_opt_pass pass_rename_ssa_copies; | |
| 432 extern struct gimple_opt_pass pass_rest_of_compilation; | |
| 433 extern struct gimple_opt_pass pass_sink_code; | |
| 434 extern struct gimple_opt_pass pass_fre; | |
| 435 extern struct gimple_opt_pass pass_check_data_deps; | |
| 436 extern struct gimple_opt_pass pass_copy_prop; | |
| 437 extern struct gimple_opt_pass pass_vrp; | |
| 438 extern struct gimple_opt_pass pass_uncprop; | |
| 439 extern struct gimple_opt_pass pass_return_slot; | |
| 440 extern struct gimple_opt_pass pass_reassoc; | |
| 441 extern struct gimple_opt_pass pass_rebuild_cgraph_edges; | |
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442 extern struct gimple_opt_pass pass_remove_cgraph_callee_edges; |
| 0 | 443 extern struct gimple_opt_pass pass_build_cgraph_edges; |
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444 extern struct gimple_opt_pass pass_local_pure_const; |
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445 extern struct gimple_opt_pass pass_tracer; |
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446 extern struct gimple_opt_pass pass_warn_unused_result; |
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447 extern struct gimple_opt_pass pass_split_functions; |
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448 extern struct gimple_opt_pass pass_feedback_split_functions; |
| 0 | 449 |
| 450 /* IPA Passes */ | |
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451 extern struct simple_ipa_opt_pass pass_ipa_lower_emutls; |
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452 extern struct simple_ipa_opt_pass pass_ipa_function_and_variable_visibility; |
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453 extern struct simple_ipa_opt_pass pass_ipa_tree_profile; |
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454 |
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455 extern struct simple_ipa_opt_pass pass_early_local_passes; |
| 0 | 456 |
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457 extern struct ipa_opt_pass_d pass_ipa_whole_program_visibility; |
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458 extern struct ipa_opt_pass_d pass_ipa_lto_gimple_out; |
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459 extern struct simple_ipa_opt_pass pass_ipa_increase_alignment; |
| 0 | 460 extern struct simple_ipa_opt_pass pass_ipa_matrix_reorg; |
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461 extern struct ipa_opt_pass_d pass_ipa_inline; |
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462 extern struct simple_ipa_opt_pass pass_ipa_free_lang_data; |
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463 extern struct ipa_opt_pass_d pass_ipa_cp; |
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464 extern struct ipa_opt_pass_d pass_ipa_reference; |
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465 extern struct ipa_opt_pass_d pass_ipa_pure_const; |
| 0 | 466 extern struct simple_ipa_opt_pass pass_ipa_type_escape; |
| 467 extern struct simple_ipa_opt_pass pass_ipa_pta; | |
| 468 extern struct simple_ipa_opt_pass pass_ipa_struct_reorg; | |
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469 extern struct ipa_opt_pass_d pass_ipa_lto_wpa_fixup; |
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470 extern struct ipa_opt_pass_d pass_ipa_lto_finish_out; |
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471 extern struct ipa_opt_pass_d pass_ipa_profile; |
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472 extern struct ipa_opt_pass_d pass_ipa_cdtor_merge; |
| 0 | 473 |
| 474 extern struct gimple_opt_pass pass_all_optimizations; | |
| 475 extern struct gimple_opt_pass pass_cleanup_cfg_post_optimizing; | |
| 476 extern struct gimple_opt_pass pass_init_datastructures; | |
| 477 extern struct gimple_opt_pass pass_fixup_cfg; | |
| 478 | |
| 479 extern struct rtl_opt_pass pass_expand; | |
| 480 extern struct rtl_opt_pass pass_init_function; | |
| 481 extern struct rtl_opt_pass pass_jump; | |
| 482 extern struct rtl_opt_pass pass_rtl_eh; | |
| 483 extern struct rtl_opt_pass pass_initial_value_sets; | |
| 484 extern struct rtl_opt_pass pass_unshare_all_rtl; | |
| 485 extern struct rtl_opt_pass pass_instantiate_virtual_regs; | |
| 486 extern struct rtl_opt_pass pass_rtl_fwprop; | |
| 487 extern struct rtl_opt_pass pass_rtl_fwprop_addr; | |
| 488 extern struct rtl_opt_pass pass_jump2; | |
| 489 extern struct rtl_opt_pass pass_lower_subreg; | |
| 490 extern struct rtl_opt_pass pass_cse; | |
| 491 extern struct rtl_opt_pass pass_fast_rtl_dce; | |
| 492 extern struct rtl_opt_pass pass_ud_rtl_dce; | |
| 493 extern struct rtl_opt_pass pass_rtl_dce; | |
| 494 extern struct rtl_opt_pass pass_rtl_dse1; | |
| 495 extern struct rtl_opt_pass pass_rtl_dse2; | |
| 496 extern struct rtl_opt_pass pass_rtl_dse3; | |
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497 extern struct rtl_opt_pass pass_rtl_cprop; |
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498 extern struct rtl_opt_pass pass_rtl_pre; |
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499 extern struct rtl_opt_pass pass_rtl_hoist; |
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500 extern struct rtl_opt_pass pass_rtl_store_motion; |
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501 extern struct rtl_opt_pass pass_cse_after_global_opts; |
| 0 | 502 extern struct rtl_opt_pass pass_rtl_ifcvt; |
| 503 | |
| 504 extern struct rtl_opt_pass pass_into_cfg_layout_mode; | |
| 505 extern struct rtl_opt_pass pass_outof_cfg_layout_mode; | |
| 506 | |
| 507 extern struct rtl_opt_pass pass_loop2; | |
| 508 extern struct rtl_opt_pass pass_rtl_loop_init; | |
| 509 extern struct rtl_opt_pass pass_rtl_move_loop_invariants; | |
| 510 extern struct rtl_opt_pass pass_rtl_unswitch; | |
| 511 extern struct rtl_opt_pass pass_rtl_unroll_and_peel_loops; | |
| 512 extern struct rtl_opt_pass pass_rtl_doloop; | |
| 513 extern struct rtl_opt_pass pass_rtl_loop_done; | |
| 514 | |
| 515 extern struct rtl_opt_pass pass_web; | |
| 516 extern struct rtl_opt_pass pass_cse2; | |
| 517 extern struct rtl_opt_pass pass_df_initialize_opt; | |
| 518 extern struct rtl_opt_pass pass_df_initialize_no_opt; | |
| 519 extern struct rtl_opt_pass pass_reginfo_init; | |
| 520 extern struct rtl_opt_pass pass_inc_dec; | |
| 521 extern struct rtl_opt_pass pass_stack_ptr_mod; | |
| 522 extern struct rtl_opt_pass pass_initialize_regs; | |
| 523 extern struct rtl_opt_pass pass_combine; | |
| 524 extern struct rtl_opt_pass pass_if_after_combine; | |
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525 extern struct rtl_opt_pass pass_implicit_zee; |
| 0 | 526 extern struct rtl_opt_pass pass_partition_blocks; |
| 527 extern struct rtl_opt_pass pass_match_asm_constraints; | |
| 528 extern struct rtl_opt_pass pass_regmove; | |
| 529 extern struct rtl_opt_pass pass_split_all_insns; | |
| 530 extern struct rtl_opt_pass pass_fast_rtl_byte_dce; | |
| 531 extern struct rtl_opt_pass pass_lower_subreg2; | |
| 532 extern struct rtl_opt_pass pass_mode_switching; | |
| 533 extern struct rtl_opt_pass pass_sms; | |
| 534 extern struct rtl_opt_pass pass_sched; | |
| 535 extern struct rtl_opt_pass pass_ira; | |
| 536 extern struct rtl_opt_pass pass_postreload; | |
| 537 extern struct rtl_opt_pass pass_clean_state; | |
| 538 extern struct rtl_opt_pass pass_branch_prob; | |
| 539 extern struct rtl_opt_pass pass_value_profile_transformations; | |
| 540 extern struct rtl_opt_pass pass_postreload_cse; | |
| 541 extern struct rtl_opt_pass pass_gcse2; | |
| 542 extern struct rtl_opt_pass pass_split_after_reload; | |
| 543 extern struct rtl_opt_pass pass_branch_target_load_optimize1; | |
| 544 extern struct rtl_opt_pass pass_thread_prologue_and_epilogue; | |
| 545 extern struct rtl_opt_pass pass_stack_adjustments; | |
| 546 extern struct rtl_opt_pass pass_peephole2; | |
| 547 extern struct rtl_opt_pass pass_if_after_reload; | |
| 548 extern struct rtl_opt_pass pass_regrename; | |
| 549 extern struct rtl_opt_pass pass_cprop_hardreg; | |
| 550 extern struct rtl_opt_pass pass_reorder_blocks; | |
| 551 extern struct rtl_opt_pass pass_branch_target_load_optimize2; | |
| 552 extern struct rtl_opt_pass pass_leaf_regs; | |
| 553 extern struct rtl_opt_pass pass_split_before_sched2; | |
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554 extern struct rtl_opt_pass pass_compare_elim_after_reload; |
| 0 | 555 extern struct rtl_opt_pass pass_sched2; |
| 556 extern struct rtl_opt_pass pass_stack_regs; | |
| 557 extern struct rtl_opt_pass pass_stack_regs_run; | |
| 558 extern struct rtl_opt_pass pass_df_finish; | |
| 559 extern struct rtl_opt_pass pass_compute_alignments; | |
| 560 extern struct rtl_opt_pass pass_duplicate_computed_gotos; | |
| 561 extern struct rtl_opt_pass pass_variable_tracking; | |
| 562 extern struct rtl_opt_pass pass_free_cfg; | |
| 563 extern struct rtl_opt_pass pass_machine_reorg; | |
| 564 extern struct rtl_opt_pass pass_cleanup_barriers; | |
| 565 extern struct rtl_opt_pass pass_delay_slots; | |
| 566 extern struct rtl_opt_pass pass_split_for_shorten_branches; | |
| 567 extern struct rtl_opt_pass pass_split_before_regstack; | |
| 568 extern struct rtl_opt_pass pass_convert_to_eh_region_ranges; | |
| 569 extern struct rtl_opt_pass pass_shorten_branches; | |
| 570 extern struct rtl_opt_pass pass_set_nothrow_function_flags; | |
| 571 extern struct rtl_opt_pass pass_final; | |
| 572 extern struct rtl_opt_pass pass_rtl_seqabstr; | |
| 573 extern struct gimple_opt_pass pass_release_ssa_names; | |
| 574 extern struct gimple_opt_pass pass_early_inline; | |
| 575 extern struct gimple_opt_pass pass_inline_parameters; | |
| 576 extern struct gimple_opt_pass pass_all_early_optimizations; | |
| 577 extern struct gimple_opt_pass pass_update_address_taken; | |
| 578 extern struct gimple_opt_pass pass_convert_switch; | |
| 579 | |
| 580 /* The root of the compilation pass tree, once constructed. */ | |
|
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581 extern struct opt_pass *all_passes, *all_small_ipa_passes, *all_lowering_passes, |
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582 *all_regular_ipa_passes, *all_lto_gen_passes; |
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583 |
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584 /* Define a list of pass lists so that both passes.c and plugins can easily |
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585 find all the pass lists. */ |
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586 #define GCC_PASS_LISTS \ |
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587 DEF_PASS_LIST (all_lowering_passes) \ |
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588 DEF_PASS_LIST (all_small_ipa_passes) \ |
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589 DEF_PASS_LIST (all_regular_ipa_passes) \ |
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590 DEF_PASS_LIST (all_lto_gen_passes) \ |
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591 DEF_PASS_LIST (all_passes) |
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592 |
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593 #define DEF_PASS_LIST(LIST) PASS_LIST_NO_##LIST, |
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594 enum |
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595 { |
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596 GCC_PASS_LISTS |
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597 PASS_LIST_NUM |
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598 }; |
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599 #undef DEF_PASS_LIST |
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600 |
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601 /* This is used by plugins, and should also be used in |
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602 passes.c:register_pass. */ |
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603 extern struct opt_pass **gcc_pass_lists[]; |
| 0 | 604 |
| 605 /* Current optimization pass. */ | |
| 606 extern struct opt_pass *current_pass; | |
| 607 | |
| 608 extern struct opt_pass * get_pass_for_id (int); | |
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609 extern bool execute_one_pass (struct opt_pass *); |
| 0 | 610 extern void execute_pass_list (struct opt_pass *); |
| 611 extern void execute_ipa_pass_list (struct opt_pass *); | |
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612 extern void execute_ipa_summary_passes (struct ipa_opt_pass_d *); |
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613 extern void execute_all_ipa_transforms (void); |
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614 extern void execute_all_ipa_stmt_fixups (struct cgraph_node *, gimple *); |
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615 extern bool pass_init_dump_file (struct opt_pass *); |
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616 extern void pass_fini_dump_file (struct opt_pass *); |
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617 |
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618 extern const char *get_current_pass_name (void); |
| 0 | 619 extern void print_current_pass (FILE *); |
| 620 extern void debug_pass (void); | |
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621 extern void ipa_write_summaries (void); |
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622 extern void ipa_write_optimization_summaries (struct cgraph_node_set_def *, |
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623 struct varpool_node_set_def *); |
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624 extern void ipa_read_summaries (void); |
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625 extern void ipa_read_optimization_summaries (void); |
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626 extern void register_one_dump_file (struct opt_pass *); |
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627 extern bool function_called_by_processed_nodes_p (void); |
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628 extern void register_pass (struct register_pass_info *); |
| 0 | 629 |
| 630 /* Set to true if the pass is called the first time during compilation of the | |
| 631 current function. Note that using this information in the optimization | |
| 632 passes is considered not to be clean, and it should be avoided if possible. | |
| 633 This flag is currently used to prevent loops from being peeled repeatedly | |
| 634 in jump threading; it will be removed once we preserve loop structures | |
| 635 throughout the compilation -- we will be able to mark the affected loops | |
| 636 directly in jump threading, and avoid peeling them next time. */ | |
| 637 extern bool first_pass_instance; | |
| 638 | |
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639 /* Declare for plugins. */ |
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640 extern void do_per_function_toporder (void (*) (void *), void *); |
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641 |
| 0 | 642 #endif /* GCC_TREE_PASS_H */ |