Mercurial > hg > CbC > CbC_gcc
annotate gcc/passes.c @ 158:494b0b89df80 default tip
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| author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Mon, 25 May 2020 18:13:55 +0900 |
| parents | 351920fa3827 |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* Top level of GCC compilers (cc1, cc1plus, etc.) |
| 145 | 2 Copyright (C) 1987-2020 Free Software Foundation, Inc. |
| 0 | 3 |
| 4 This file is part of GCC. | |
| 5 | |
| 6 GCC is free software; you can redistribute it and/or modify it under | |
| 7 the terms of the GNU General Public License as published by the Free | |
| 8 Software Foundation; either version 3, or (at your option) any later | |
| 9 version. | |
| 10 | |
| 11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
| 12 WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 14 for more details. | |
| 15 | |
| 16 You should have received a copy of the GNU General Public License | |
| 17 along with GCC; see the file COPYING3. If not see | |
| 18 <http://www.gnu.org/licenses/>. */ | |
| 19 | |
| 20 /* This is the top level of cc1/c++. | |
| 21 It parses command args, opens files, invokes the various passes | |
| 22 in the proper order, and counts the time used by each. | |
| 23 Error messages and low-level interface to malloc also handled here. */ | |
| 24 | |
| 25 #include "config.h" | |
| 26 #include "system.h" | |
| 27 #include "coretypes.h" | |
| 111 | 28 #include "backend.h" |
| 0 | 29 #include "target.h" |
| 111 | 30 #include "rtl.h" |
| 31 #include "tree.h" | |
| 32 #include "gimple.h" | |
| 33 #include "cfghooks.h" | |
| 34 #include "df.h" | |
| 35 #include "memmodel.h" | |
| 36 #include "tm_p.h" | |
| 37 #include "ssa.h" | |
| 38 #include "emit-rtl.h" | |
| 39 #include "cgraph.h" | |
| 40 #include "lto-streamer.h" | |
| 41 #include "fold-const.h" | |
| 42 #include "varasm.h" | |
| 43 #include "output.h" | |
| 44 #include "graph.h" | |
| 45 #include "debug.h" | |
| 0 | 46 #include "cfgloop.h" |
| 47 #include "value-prof.h" | |
| 111 | 48 #include "tree-cfg.h" |
| 49 #include "tree-ssa-loop-manip.h" | |
| 50 #include "tree-into-ssa.h" | |
| 51 #include "tree-dfa.h" | |
| 52 #include "tree-ssa.h" | |
| 0 | 53 #include "tree-pass.h" |
|
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54 #include "plugin.h" |
| 111 | 55 #include "ipa-utils.h" |
| 56 #include "tree-pretty-print.h" /* for dump_function_header */ | |
| 57 #include "context.h" | |
| 58 #include "pass_manager.h" | |
| 59 #include "cfgrtl.h" | |
| 60 #include "tree-ssa-live.h" /* For remove_unused_locals. */ | |
| 61 #include "tree-cfgcleanup.h" | |
| 62 #include "insn-addr.h" /* for INSN_ADDRESSES_ALLOC. */ | |
| 63 #include "diagnostic-core.h" /* for fnotice */ | |
| 64 #include "stringpool.h" | |
| 65 #include "attribs.h" | |
| 66 | |
| 67 using namespace gcc; | |
| 0 | 68 |
| 69 /* This is used for debugging. It allows the current pass to printed | |
|
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70 from anywhere in compilation. |
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71 The variable current_pass is also used for statistics and plugins. */ |
| 111 | 72 opt_pass *current_pass; |
| 73 | |
| 74 /* Most passes are single-instance (within their context) and thus don't | |
| 75 need to implement cloning, but passes that support multiple instances | |
| 76 *must* provide their own implementation of the clone method. | |
| 77 | |
| 78 Handle this by providing a default implemenation, but make it a fatal | |
| 79 error to call it. */ | |
| 80 | |
| 81 opt_pass * | |
| 82 opt_pass::clone () | |
| 83 { | |
| 84 internal_error ("pass %s does not support cloning", name); | |
| 85 } | |
| 86 | |
| 87 void | |
| 88 opt_pass::set_pass_param (unsigned int, bool) | |
| 89 { | |
| 145 | 90 internal_error ("pass %s needs a %<set_pass_param%> implementation " |
| 91 "to handle the extra argument in %<NEXT_PASS%>", name); | |
| 111 | 92 } |
| 93 | |
| 94 bool | |
| 95 opt_pass::gate (function *) | |
| 96 { | |
| 97 return true; | |
| 98 } | |
| 99 | |
| 100 unsigned int | |
| 101 opt_pass::execute (function *) | |
| 102 { | |
| 103 return 0; | |
| 104 } | |
| 105 | |
| 106 opt_pass::opt_pass (const pass_data &data, context *ctxt) | |
| 107 : pass_data (data), | |
| 108 sub (NULL), | |
| 109 next (NULL), | |
| 110 static_pass_number (0), | |
| 111 m_ctxt (ctxt) | |
| 112 { | |
| 113 } | |
| 114 | |
| 115 | |
| 116 void | |
| 117 pass_manager::execute_early_local_passes () | |
| 118 { | |
| 119 execute_pass_list (cfun, pass_build_ssa_passes_1->sub); | |
| 120 execute_pass_list (cfun, pass_local_optimization_passes_1->sub); | |
| 121 } | |
| 122 | |
| 123 unsigned int | |
| 124 pass_manager::execute_pass_mode_switching () | |
| 125 { | |
| 126 return pass_mode_switching_1->execute (cfun); | |
| 127 } | |
| 128 | |
| 0 | 129 |
| 130 /* Call from anywhere to find out what pass this is. Useful for | |
| 131 printing out debugging information deep inside an service | |
| 132 routine. */ | |
| 133 void | |
| 134 print_current_pass (FILE *file) | |
| 135 { | |
| 136 if (current_pass) | |
|
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137 fprintf (file, "current pass = %s (%d)\n", |
| 0 | 138 current_pass->name, current_pass->static_pass_number); |
| 139 else | |
| 140 fprintf (file, "no current pass.\n"); | |
| 141 } | |
| 142 | |
| 143 | |
| 144 /* Call from the debugger to get the current pass name. */ | |
|
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145 DEBUG_FUNCTION void |
| 0 | 146 debug_pass (void) |
| 147 { | |
| 148 print_current_pass (stderr); | |
|
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149 } |
| 0 | 150 |
| 151 | |
| 152 | |
| 153 /* Global variables used to communicate with passes. */ | |
| 154 bool in_gimple_form; | |
| 155 | |
| 156 | |
| 157 /* This is called from various places for FUNCTION_DECL, VAR_DECL, | |
| 158 and TYPE_DECL nodes. | |
| 159 | |
| 160 This does nothing for local (non-static) variables, unless the | |
| 161 variable is a register variable with DECL_ASSEMBLER_NAME set. In | |
| 162 that case, or if the variable is not an automatic, it sets up the | |
| 163 RTL and outputs any assembler code (label definition, storage | |
| 164 allocation and initialization). | |
| 165 | |
| 166 DECL is the declaration. TOP_LEVEL is nonzero | |
| 167 if this declaration is not within a function. */ | |
| 168 | |
| 169 void | |
| 170 rest_of_decl_compilation (tree decl, | |
| 171 int top_level, | |
| 172 int at_end) | |
| 173 { | |
| 111 | 174 bool finalize = true; |
| 175 | |
| 0 | 176 /* We deferred calling assemble_alias so that we could collect |
| 177 other attributes such as visibility. Emit the alias now. */ | |
|
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178 if (!in_lto_p) |
| 0 | 179 { |
| 180 tree alias; | |
| 181 alias = lookup_attribute ("alias", DECL_ATTRIBUTES (decl)); | |
| 182 if (alias) | |
| 183 { | |
| 184 alias = TREE_VALUE (TREE_VALUE (alias)); | |
| 185 alias = get_identifier (TREE_STRING_POINTER (alias)); | |
| 111 | 186 /* A quirk of the initial implementation of aliases required that the |
| 187 user add "extern" to all of them. Which is silly, but now | |
| 188 historical. Do note that the symbol is in fact locally defined. */ | |
| 189 DECL_EXTERNAL (decl) = 0; | |
| 190 TREE_STATIC (decl) = 1; | |
| 0 | 191 assemble_alias (decl, alias); |
| 111 | 192 finalize = false; |
| 0 | 193 } |
| 194 } | |
| 195 | |
| 196 /* Can't defer this, because it needs to happen before any | |
| 197 later function definitions are processed. */ | |
| 111 | 198 if (HAS_DECL_ASSEMBLER_NAME_P (decl) |
| 199 && DECL_ASSEMBLER_NAME_SET_P (decl) | |
| 200 && DECL_REGISTER (decl)) | |
| 0 | 201 make_decl_rtl (decl); |
| 202 | |
| 203 /* Forward declarations for nested functions are not "external", | |
| 204 but we need to treat them as if they were. */ | |
| 205 if (TREE_STATIC (decl) || DECL_EXTERNAL (decl) | |
| 206 || TREE_CODE (decl) == FUNCTION_DECL) | |
| 207 { | |
| 208 timevar_push (TV_VARCONST); | |
| 209 | |
| 210 /* Don't output anything when a tentative file-scope definition | |
| 211 is seen. But at end of compilation, do output code for them. | |
| 212 | |
| 213 We do output all variables and rely on | |
| 214 callgraph code to defer them except for forward declarations | |
| 215 (see gcc.c-torture/compile/920624-1.c) */ | |
| 216 if ((at_end | |
| 217 || !DECL_DEFER_OUTPUT (decl) | |
| 218 || DECL_INITIAL (decl)) | |
| 111 | 219 && (!VAR_P (decl) || !DECL_HAS_VALUE_EXPR_P (decl)) |
| 0 | 220 && !DECL_EXTERNAL (decl)) |
| 221 { | |
|
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222 /* When reading LTO unit, we also read varpool, so do not |
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223 rebuild it. */ |
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224 if (in_lto_p && !at_end) |
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225 ; |
| 111 | 226 else if (finalize && TREE_CODE (decl) != FUNCTION_DECL) |
| 227 varpool_node::finalize_decl (decl); | |
| 0 | 228 } |
| 229 | |
| 230 #ifdef ASM_FINISH_DECLARE_OBJECT | |
| 231 if (decl == last_assemble_variable_decl) | |
| 232 { | |
| 233 ASM_FINISH_DECLARE_OBJECT (asm_out_file, decl, | |
| 234 top_level, at_end); | |
| 235 } | |
| 236 #endif | |
| 237 | |
| 111 | 238 /* Now that we have activated any function-specific attributes |
| 239 that might affect function decl, particularly align, relayout it. */ | |
| 240 if (TREE_CODE (decl) == FUNCTION_DECL) | |
| 241 targetm.target_option.relayout_function (decl); | |
| 242 | |
| 0 | 243 timevar_pop (TV_VARCONST); |
| 244 } | |
| 245 else if (TREE_CODE (decl) == TYPE_DECL | |
| 246 /* Like in rest_of_type_compilation, avoid confusing the debug | |
| 247 information machinery when there are errors. */ | |
|
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248 && !seen_error ()) |
| 0 | 249 { |
| 250 timevar_push (TV_SYMOUT); | |
| 251 debug_hooks->type_decl (decl, !top_level); | |
| 252 timevar_pop (TV_SYMOUT); | |
| 253 } | |
| 254 | |
| 255 /* Let cgraph know about the existence of variables. */ | |
|
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256 if (in_lto_p && !at_end) |
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257 ; |
| 111 | 258 else if (VAR_P (decl) && !DECL_EXTERNAL (decl) |
|
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259 && TREE_STATIC (decl)) |
| 111 | 260 varpool_node::get_create (decl); |
| 261 | |
| 262 /* Generate early debug for global variables. Any local variables will | |
| 263 be handled by either handling reachable functions from | |
| 264 finalize_compilation_unit (and by consequence, locally scoped | |
| 265 symbols), or by rest_of_type_compilation below. | |
| 266 | |
| 267 For Go's hijack of the debug_hooks to implement -fdump-go-spec, pick up | |
| 268 function prototypes. Go's debug_hooks will not forward them to the | |
| 269 wrapped hooks. */ | |
| 270 if (!in_lto_p | |
| 271 && (TREE_CODE (decl) != FUNCTION_DECL | |
| 272 /* This will pick up function prototypes with no bodies, | |
| 273 which are not visible in finalize_compilation_unit() | |
| 274 while iterating with FOR_EACH_*_FUNCTION through the | |
| 275 symbol table. */ | |
| 276 || (flag_dump_go_spec != NULL | |
| 277 && !DECL_SAVED_TREE (decl) | |
| 278 && DECL_STRUCT_FUNCTION (decl) == NULL)) | |
| 279 | |
| 280 /* We need to check both decl_function_context and | |
| 281 current_function_decl here to make sure local extern | |
| 282 declarations end up with the correct context. | |
| 283 | |
| 284 For local extern declarations, decl_function_context is | |
| 285 empty, but current_function_decl is set to the function where | |
| 286 the extern was declared . Without the check for | |
| 287 !current_function_decl below, the local extern ends up | |
| 288 incorrectly with a top-level context. | |
| 289 | |
| 290 For example: | |
| 291 | |
| 292 namespace S | |
| 293 { | |
| 294 int | |
| 295 f() | |
| 296 { | |
| 297 { | |
| 298 int i = 42; | |
| 299 { | |
| 300 extern int i; // Local extern declaration. | |
| 301 return i; | |
| 302 } | |
| 303 } | |
| 304 } | |
| 305 } | |
| 306 */ | |
| 307 && !decl_function_context (decl) | |
| 308 && !current_function_decl | |
| 309 && DECL_SOURCE_LOCATION (decl) != BUILTINS_LOCATION | |
| 310 && (!decl_type_context (decl) | |
| 311 /* If we created a varpool node for the decl make sure to | |
| 312 call early_global_decl. Otherwise we miss changes | |
| 313 introduced by member definitions like | |
| 314 struct A { static int staticdatamember; }; | |
| 315 int A::staticdatamember; | |
| 316 and thus have incomplete early debug and late debug | |
| 317 called from varpool node removal fails to handle it | |
| 318 properly. */ | |
| 319 || (finalize | |
| 320 && VAR_P (decl) | |
| 321 && TREE_STATIC (decl) && !DECL_EXTERNAL (decl))) | |
| 322 /* Avoid confusing the debug information machinery when there are | |
| 323 errors. */ | |
| 324 && !seen_error ()) | |
| 325 (*debug_hooks->early_global_decl) (decl); | |
| 0 | 326 } |
| 327 | |
| 328 /* Called after finishing a record, union or enumeral type. */ | |
| 329 | |
| 330 void | |
| 331 rest_of_type_compilation (tree type, int toplev) | |
| 332 { | |
| 333 /* Avoid confusing the debug information machinery when there are | |
| 334 errors. */ | |
|
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parents:
63
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changeset
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335 if (seen_error ()) |
| 0 | 336 return; |
| 337 | |
| 338 timevar_push (TV_SYMOUT); | |
| 339 debug_hooks->type_decl (TYPE_STUB_DECL (type), !toplev); | |
| 340 timevar_pop (TV_SYMOUT); | |
| 341 } | |
| 342 | |
| 343 | |
| 344 | |
| 345 void | |
| 111 | 346 pass_manager:: |
| 0 | 347 finish_optimization_passes (void) |
| 348 { | |
|
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349 int i; |
| 0 | 350 struct dump_file_info *dfi; |
| 351 char *name; | |
| 111 | 352 gcc::dump_manager *dumps = m_ctxt->get_dumps (); |
| 0 | 353 |
| 354 timevar_push (TV_DUMP); | |
| 355 if (profile_arc_flag || flag_test_coverage || flag_branch_probabilities) | |
| 356 { | |
| 111 | 357 dumps->dump_start (pass_profile_1->static_pass_number, NULL); |
| 0 | 358 end_branch_prob (); |
| 111 | 359 dumps->dump_finish (pass_profile_1->static_pass_number); |
| 0 | 360 } |
| 361 | |
| 362 if (optimize > 0) | |
| 363 { | |
| 145 | 364 dumps->dump_start (pass_combine_1->static_pass_number, NULL); |
| 111 | 365 print_combine_total_stats (); |
| 145 | 366 dumps->dump_finish (pass_combine_1->static_pass_number); |
| 0 | 367 } |
| 368 | |
| 369 /* Do whatever is necessary to finish printing the graphs. */ | |
| 111 | 370 for (i = TDI_end; (dfi = dumps->get_dump_file_info (i)) != NULL; ++i) |
| 371 if (dfi->graph_dump_initialized) | |
| 372 { | |
| 373 name = dumps->get_dump_file_name (dfi); | |
| 374 finish_graph_dump_file (name); | |
| 375 free (name); | |
| 376 } | |
| 0 | 377 |
| 378 timevar_pop (TV_DUMP); | |
| 379 } | |
| 380 | |
| 111 | 381 static unsigned int |
| 382 execute_build_ssa_passes (void) | |
| 383 { | |
| 384 /* Once this pass (and its sub-passes) are complete, all functions | |
| 385 will be in SSA form. Technically this state change is happening | |
| 386 a tad early, since the sub-passes have not yet run, but since | |
| 387 none of the sub-passes are IPA passes and do not create new | |
| 388 functions, this is ok. We're setting this value for the benefit | |
| 389 of IPA passes that follow. */ | |
| 390 if (symtab->state < IPA_SSA) | |
| 391 symtab->state = IPA_SSA; | |
| 392 return 0; | |
| 393 } | |
| 394 | |
| 395 namespace { | |
| 396 | |
| 397 const pass_data pass_data_build_ssa_passes = | |
| 398 { | |
| 399 SIMPLE_IPA_PASS, /* type */ | |
| 400 "build_ssa_passes", /* name */ | |
| 401 OPTGROUP_NONE, /* optinfo_flags */ | |
| 402 TV_EARLY_LOCAL, /* tv_id */ | |
| 403 0, /* properties_required */ | |
| 404 0, /* properties_provided */ | |
| 405 0, /* properties_destroyed */ | |
| 406 0, /* todo_flags_start */ | |
| 407 /* todo_flags_finish is executed before subpases. For this reason | |
| 408 it makes no sense to remove unreachable functions here. */ | |
| 409 0, /* todo_flags_finish */ | |
| 410 }; | |
| 411 | |
| 412 class pass_build_ssa_passes : public simple_ipa_opt_pass | |
| 0 | 413 { |
| 111 | 414 public: |
| 415 pass_build_ssa_passes (gcc::context *ctxt) | |
| 416 : simple_ipa_opt_pass (pass_data_build_ssa_passes, ctxt) | |
| 417 {} | |
| 418 | |
| 419 /* opt_pass methods: */ | |
| 420 virtual bool gate (function *) | |
| 421 { | |
| 422 /* Don't bother doing anything if the program has errors. */ | |
| 423 return (!seen_error () && !in_lto_p); | |
| 424 } | |
| 425 | |
| 426 virtual unsigned int execute (function *) | |
| 427 { | |
| 428 return execute_build_ssa_passes (); | |
| 429 } | |
| 430 | |
| 431 }; // class pass_build_ssa_passes | |
| 432 | |
| 433 const pass_data pass_data_local_optimization_passes = | |
| 0 | 434 { |
| 111 | 435 SIMPLE_IPA_PASS, /* type */ |
| 436 "opt_local_passes", /* name */ | |
| 437 OPTGROUP_NONE, /* optinfo_flags */ | |
| 438 TV_NONE, /* tv_id */ | |
| 439 0, /* properties_required */ | |
| 440 0, /* properties_provided */ | |
| 441 0, /* properties_destroyed */ | |
| 442 0, /* todo_flags_start */ | |
| 443 0, /* todo_flags_finish */ | |
| 0 | 444 }; |
| 445 | |
| 111 | 446 class pass_local_optimization_passes : public simple_ipa_opt_pass |
| 447 { | |
| 448 public: | |
| 449 pass_local_optimization_passes (gcc::context *ctxt) | |
| 450 : simple_ipa_opt_pass (pass_data_local_optimization_passes, ctxt) | |
| 451 {} | |
| 452 | |
| 453 /* opt_pass methods: */ | |
| 454 virtual bool gate (function *) | |
| 455 { | |
| 456 /* Don't bother doing anything if the program has errors. */ | |
| 457 return (!seen_error () && !in_lto_p); | |
| 458 } | |
| 459 | |
| 460 }; // class pass_local_optimization_passes | |
| 461 | |
| 145 | 462 const pass_data pass_data_ipa_remove_symbols = |
| 463 { | |
| 464 SIMPLE_IPA_PASS, /* type */ | |
| 465 "remove_symbols", /* name */ | |
| 466 OPTGROUP_NONE, /* optinfo_flags */ | |
| 467 TV_NONE, /* tv_id */ | |
| 468 0, /* properties_required */ | |
| 469 0, /* properties_provided */ | |
| 470 0, /* properties_destroyed */ | |
| 471 0, /* todo_flags_start */ | |
| 472 TODO_remove_functions | TODO_dump_symtab, /* todo_flags_finish */ | |
| 473 }; | |
| 474 | |
| 475 class pass_ipa_remove_symbols : public simple_ipa_opt_pass | |
| 476 { | |
| 477 public: | |
| 478 pass_ipa_remove_symbols (gcc::context *ctxt) | |
| 479 : simple_ipa_opt_pass (pass_data_ipa_remove_symbols, ctxt) | |
| 480 {} | |
| 481 | |
| 482 /* opt_pass methods: */ | |
| 483 virtual bool gate (function *) | |
| 484 { | |
| 485 /* Don't bother doing anything if the program has errors. */ | |
| 486 return (!seen_error () && !in_lto_p); | |
| 487 } | |
| 488 | |
| 489 }; // class pass_local_optimization_passes | |
| 490 | |
| 111 | 491 } // anon namespace |
| 492 | |
| 493 simple_ipa_opt_pass * | |
| 494 make_pass_build_ssa_passes (gcc::context *ctxt) | |
| 495 { | |
| 496 return new pass_build_ssa_passes (ctxt); | |
| 497 } | |
| 498 | |
| 499 simple_ipa_opt_pass * | |
| 500 make_pass_local_optimization_passes (gcc::context *ctxt) | |
| 0 | 501 { |
| 111 | 502 return new pass_local_optimization_passes (ctxt); |
| 503 } | |
| 504 | |
| 145 | 505 simple_ipa_opt_pass * |
| 506 make_pass_ipa_remove_symbols (gcc::context *ctxt) | |
| 507 { | |
| 508 return new pass_ipa_remove_symbols (ctxt); | |
| 509 } | |
| 510 | |
| 111 | 511 namespace { |
| 512 | |
| 513 const pass_data pass_data_all_early_optimizations = | |
| 514 { | |
| 515 GIMPLE_PASS, /* type */ | |
| 516 "early_optimizations", /* name */ | |
| 517 OPTGROUP_NONE, /* optinfo_flags */ | |
| 518 TV_NONE, /* tv_id */ | |
| 519 0, /* properties_required */ | |
| 520 0, /* properties_provided */ | |
| 521 0, /* properties_destroyed */ | |
| 522 0, /* todo_flags_start */ | |
| 523 0, /* todo_flags_finish */ | |
| 524 }; | |
| 525 | |
| 526 class pass_all_early_optimizations : public gimple_opt_pass | |
| 527 { | |
| 528 public: | |
| 529 pass_all_early_optimizations (gcc::context *ctxt) | |
| 530 : gimple_opt_pass (pass_data_all_early_optimizations, ctxt) | |
| 531 {} | |
| 532 | |
| 533 /* opt_pass methods: */ | |
| 534 virtual bool gate (function *) | |
| 535 { | |
| 536 return (optimize >= 1 | |
| 537 /* Don't bother doing anything if the program has errors. */ | |
| 538 && !seen_error ()); | |
| 539 } | |
| 540 | |
| 541 }; // class pass_all_early_optimizations | |
| 542 | |
| 543 } // anon namespace | |
| 544 | |
| 545 static gimple_opt_pass * | |
| 546 make_pass_all_early_optimizations (gcc::context *ctxt) | |
| 547 { | |
| 548 return new pass_all_early_optimizations (ctxt); | |
| 0 | 549 } |
| 550 | |
| 111 | 551 namespace { |
| 552 | |
| 553 const pass_data pass_data_all_optimizations = | |
| 554 { | |
| 555 GIMPLE_PASS, /* type */ | |
| 556 "*all_optimizations", /* name */ | |
| 557 OPTGROUP_NONE, /* optinfo_flags */ | |
| 558 TV_OPTIMIZE, /* tv_id */ | |
| 559 0, /* properties_required */ | |
| 560 0, /* properties_provided */ | |
| 561 0, /* properties_destroyed */ | |
| 562 0, /* todo_flags_start */ | |
| 563 0, /* todo_flags_finish */ | |
| 564 }; | |
| 565 | |
| 566 class pass_all_optimizations : public gimple_opt_pass | |
| 567 { | |
| 568 public: | |
| 569 pass_all_optimizations (gcc::context *ctxt) | |
| 570 : gimple_opt_pass (pass_data_all_optimizations, ctxt) | |
| 571 {} | |
| 572 | |
| 573 /* opt_pass methods: */ | |
| 574 virtual bool gate (function *) { return optimize >= 1 && !optimize_debug; } | |
| 575 | |
| 576 }; // class pass_all_optimizations | |
| 577 | |
| 578 } // anon namespace | |
| 579 | |
| 580 static gimple_opt_pass * | |
| 581 make_pass_all_optimizations (gcc::context *ctxt) | |
| 582 { | |
| 583 return new pass_all_optimizations (ctxt); | |
| 584 } | |
| 585 | |
| 586 namespace { | |
| 587 | |
| 588 const pass_data pass_data_all_optimizations_g = | |
| 589 { | |
| 590 GIMPLE_PASS, /* type */ | |
| 591 "*all_optimizations_g", /* name */ | |
| 592 OPTGROUP_NONE, /* optinfo_flags */ | |
| 593 TV_OPTIMIZE, /* tv_id */ | |
| 594 0, /* properties_required */ | |
| 595 0, /* properties_provided */ | |
| 596 0, /* properties_destroyed */ | |
| 597 0, /* todo_flags_start */ | |
| 598 0, /* todo_flags_finish */ | |
| 599 }; | |
| 600 | |
| 601 class pass_all_optimizations_g : public gimple_opt_pass | |
| 602 { | |
| 603 public: | |
| 604 pass_all_optimizations_g (gcc::context *ctxt) | |
| 605 : gimple_opt_pass (pass_data_all_optimizations_g, ctxt) | |
| 606 {} | |
| 607 | |
| 608 /* opt_pass methods: */ | |
| 609 virtual bool gate (function *) { return optimize >= 1 && optimize_debug; } | |
| 610 | |
| 611 }; // class pass_all_optimizations_g | |
| 612 | |
| 613 } // anon namespace | |
| 614 | |
| 615 static gimple_opt_pass * | |
| 616 make_pass_all_optimizations_g (gcc::context *ctxt) | |
| 617 { | |
| 618 return new pass_all_optimizations_g (ctxt); | |
| 619 } | |
| 620 | |
| 621 namespace { | |
| 622 | |
| 623 const pass_data pass_data_rest_of_compilation = | |
| 624 { | |
| 625 RTL_PASS, /* type */ | |
| 626 "*rest_of_compilation", /* name */ | |
| 627 OPTGROUP_NONE, /* optinfo_flags */ | |
| 628 TV_REST_OF_COMPILATION, /* tv_id */ | |
| 629 PROP_rtl, /* properties_required */ | |
| 630 0, /* properties_provided */ | |
| 631 0, /* properties_destroyed */ | |
| 632 0, /* todo_flags_start */ | |
| 633 0, /* todo_flags_finish */ | |
| 634 }; | |
| 635 | |
| 636 class pass_rest_of_compilation : public rtl_opt_pass | |
| 0 | 637 { |
| 111 | 638 public: |
| 639 pass_rest_of_compilation (gcc::context *ctxt) | |
| 640 : rtl_opt_pass (pass_data_rest_of_compilation, ctxt) | |
| 641 {} | |
| 642 | |
| 643 /* opt_pass methods: */ | |
| 644 virtual bool gate (function *) | |
| 645 { | |
| 646 /* Early return if there were errors. We can run afoul of our | |
| 647 consistency checks, and there's not really much point in fixing them. */ | |
| 648 return !(rtl_dump_and_exit || flag_syntax_only || seen_error ()); | |
| 649 } | |
| 650 | |
| 651 }; // class pass_rest_of_compilation | |
| 652 | |
| 653 } // anon namespace | |
| 654 | |
| 655 static rtl_opt_pass * | |
| 656 make_pass_rest_of_compilation (gcc::context *ctxt) | |
| 657 { | |
| 658 return new pass_rest_of_compilation (ctxt); | |
| 659 } | |
| 660 | |
| 661 namespace { | |
| 662 | |
| 663 const pass_data pass_data_postreload = | |
| 664 { | |
| 665 RTL_PASS, /* type */ | |
| 666 "*all-postreload", /* name */ | |
| 667 OPTGROUP_NONE, /* optinfo_flags */ | |
| 668 TV_POSTRELOAD, /* tv_id */ | |
| 669 PROP_rtl, /* properties_required */ | |
| 670 0, /* properties_provided */ | |
| 671 0, /* properties_destroyed */ | |
| 672 0, /* todo_flags_start */ | |
| 673 0, /* todo_flags_finish */ | |
| 0 | 674 }; |
| 675 | |
| 111 | 676 class pass_postreload : public rtl_opt_pass |
| 677 { | |
| 678 public: | |
| 679 pass_postreload (gcc::context *ctxt) | |
| 680 : rtl_opt_pass (pass_data_postreload, ctxt) | |
| 681 {} | |
| 682 | |
| 683 /* opt_pass methods: */ | |
| 684 virtual bool gate (function *) { return reload_completed; } | |
| 685 | |
| 686 }; // class pass_postreload | |
| 687 | |
| 688 } // anon namespace | |
| 689 | |
| 690 static rtl_opt_pass * | |
| 691 make_pass_postreload (gcc::context *ctxt) | |
| 692 { | |
| 693 return new pass_postreload (ctxt); | |
| 694 } | |
| 695 | |
| 696 namespace { | |
| 697 | |
| 698 const pass_data pass_data_late_compilation = | |
| 699 { | |
| 700 RTL_PASS, /* type */ | |
| 701 "*all-late_compilation", /* name */ | |
| 702 OPTGROUP_NONE, /* optinfo_flags */ | |
| 703 TV_LATE_COMPILATION, /* tv_id */ | |
| 704 PROP_rtl, /* properties_required */ | |
| 705 0, /* properties_provided */ | |
| 706 0, /* properties_destroyed */ | |
| 707 0, /* todo_flags_start */ | |
| 708 0, /* todo_flags_finish */ | |
| 709 }; | |
| 710 | |
| 711 class pass_late_compilation : public rtl_opt_pass | |
| 712 { | |
| 713 public: | |
| 714 pass_late_compilation (gcc::context *ctxt) | |
| 715 : rtl_opt_pass (pass_data_late_compilation, ctxt) | |
| 716 {} | |
| 717 | |
| 718 /* opt_pass methods: */ | |
| 719 virtual bool gate (function *) | |
| 720 { | |
| 721 return reload_completed || targetm.no_register_allocation; | |
| 722 } | |
| 723 | |
| 724 }; // class pass_late_compilation | |
| 725 | |
| 726 } // anon namespace | |
| 727 | |
| 728 static rtl_opt_pass * | |
| 729 make_pass_late_compilation (gcc::context *ctxt) | |
| 730 { | |
| 731 return new pass_late_compilation (ctxt); | |
| 732 } | |
| 733 | |
| 734 | |
| 0 | 735 |
| 736 /* Set the static pass number of pass PASS to ID and record that | |
| 737 in the mapping from static pass number to pass. */ | |
| 738 | |
| 111 | 739 void |
| 740 pass_manager:: | |
| 741 set_pass_for_id (int id, opt_pass *pass) | |
| 0 | 742 { |
| 743 pass->static_pass_number = id; | |
| 744 if (passes_by_id_size <= id) | |
| 745 { | |
| 111 | 746 passes_by_id = XRESIZEVEC (opt_pass *, passes_by_id, id + 1); |
| 0 | 747 memset (passes_by_id + passes_by_id_size, 0, |
| 748 (id + 1 - passes_by_id_size) * sizeof (void *)); | |
| 749 passes_by_id_size = id + 1; | |
| 750 } | |
| 751 passes_by_id[id] = pass; | |
| 752 } | |
| 753 | |
| 754 /* Return the pass with the static pass number ID. */ | |
| 755 | |
| 111 | 756 opt_pass * |
| 757 pass_manager::get_pass_for_id (int id) const | |
| 0 | 758 { |
| 759 if (id >= passes_by_id_size) | |
| 760 return NULL; | |
| 761 return passes_by_id[id]; | |
| 762 } | |
| 763 | |
| 764 /* Iterate over the pass tree allocating dump file numbers. We want | |
| 765 to do this depth first, and independent of whether the pass is | |
| 766 enabled or not. */ | |
| 767 | |
|
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768 void |
| 111 | 769 register_one_dump_file (opt_pass *pass) |
| 770 { | |
| 771 g->get_passes ()->register_one_dump_file (pass); | |
| 772 } | |
| 773 | |
| 774 void | |
| 775 pass_manager::register_one_dump_file (opt_pass *pass) | |
| 0 | 776 { |
| 777 char *dot_name, *flag_name, *glob_name; | |
| 111 | 778 const char *name, *full_name, *prefix; |
| 779 | |
| 780 /* Buffer big enough to format a 32-bit UINT_MAX into. */ | |
| 781 char num[11]; | |
| 782 dump_kind dkind; | |
| 783 int id; | |
| 131 | 784 optgroup_flags_t optgroup_flags = OPTGROUP_NONE; |
| 111 | 785 gcc::dump_manager *dumps = m_ctxt->get_dumps (); |
| 0 | 786 |
| 787 /* See below in next_pass_1. */ | |
| 788 num[0] = '\0'; | |
| 789 if (pass->static_pass_number != -1) | |
| 111 | 790 sprintf (num, "%u", ((int) pass->static_pass_number < 0 |
| 0 | 791 ? 1 : pass->static_pass_number)); |
| 792 | |
|
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793 /* The name is both used to identify the pass for the purposes of plugins, |
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794 and to specify dump file name and option. |
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795 The latter two might want something short which is not quite unique; for |
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796 that reason, we may have a disambiguating prefix, followed by a space |
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797 to mark the start of the following dump file name / option string. */ |
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798 name = strchr (pass->name, ' '); |
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799 name = name ? name + 1 : pass->name; |
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800 dot_name = concat (".", name, num, NULL); |
| 0 | 801 if (pass->type == SIMPLE_IPA_PASS || pass->type == IPA_PASS) |
| 111 | 802 { |
| 803 prefix = "ipa-"; | |
| 804 dkind = DK_ipa; | |
| 805 optgroup_flags |= OPTGROUP_IPA; | |
| 806 } | |
| 0 | 807 else if (pass->type == GIMPLE_PASS) |
| 111 | 808 { |
| 809 prefix = "tree-"; | |
| 810 dkind = DK_tree; | |
| 811 } | |
| 0 | 812 else |
| 111 | 813 { |
| 814 prefix = "rtl-"; | |
| 815 dkind = DK_rtl; | |
| 816 } | |
| 0 | 817 |
|
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818 flag_name = concat (prefix, name, num, NULL); |
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819 glob_name = concat (prefix, name, NULL); |
| 111 | 820 optgroup_flags |= pass->optinfo_flags; |
| 821 /* For any passes that do not have an optgroup set, and which are not | |
| 822 IPA passes setup above, set the optgroup to OPTGROUP_OTHER so that | |
| 823 any dump messages are emitted properly under -fopt-info(-optall). */ | |
| 824 if (optgroup_flags == OPTGROUP_NONE) | |
| 825 optgroup_flags = OPTGROUP_OTHER; | |
| 826 id = dumps->dump_register (dot_name, flag_name, glob_name, dkind, | |
| 827 optgroup_flags, | |
| 828 true); | |
| 0 | 829 set_pass_for_id (id, pass); |
| 111 | 830 full_name = concat (prefix, pass->name, num, NULL); |
| 831 register_pass_name (pass, full_name); | |
| 832 free (CONST_CAST (char *, full_name)); | |
| 0 | 833 } |
| 834 | |
| 111 | 835 /* Register the dump files for the pass_manager starting at PASS. */ |
| 836 | |
| 837 void | |
| 838 pass_manager::register_dump_files (opt_pass *pass) | |
| 0 | 839 { |
| 840 do | |
| 841 { | |
| 842 if (pass->name && pass->name[0] != '*') | |
| 843 register_one_dump_file (pass); | |
| 844 | |
| 845 if (pass->sub) | |
| 111 | 846 register_dump_files (pass->sub); |
| 0 | 847 |
| 848 pass = pass->next; | |
| 849 } | |
| 850 while (pass); | |
| 111 | 851 } |
| 852 | |
| 853 /* Register PASS with NAME. */ | |
| 854 | |
| 855 void | |
| 856 pass_manager::register_pass_name (opt_pass *pass, const char *name) | |
| 857 { | |
| 858 if (!m_name_to_pass_map) | |
| 859 m_name_to_pass_map = new hash_map<nofree_string_hash, opt_pass *> (256); | |
| 860 | |
| 861 if (m_name_to_pass_map->get (name)) | |
| 862 return; /* Ignore plugin passes. */ | |
| 863 | |
| 864 const char *unique_name = xstrdup (name); | |
| 865 m_name_to_pass_map->put (unique_name, pass); | |
| 866 } | |
| 867 | |
| 868 /* Map from pass id to canonicalized pass name. */ | |
| 869 | |
| 870 typedef const char *char_ptr; | |
| 871 static vec<char_ptr> pass_tab; | |
| 872 | |
| 873 /* Callback function for traversing NAME_TO_PASS_MAP. */ | |
| 874 | |
| 875 bool | |
| 876 passes_pass_traverse (const char *const &name, opt_pass *const &pass, void *) | |
| 877 { | |
| 878 gcc_assert (pass->static_pass_number > 0); | |
| 879 gcc_assert (pass_tab.exists ()); | |
| 880 | |
| 881 pass_tab[pass->static_pass_number] = name; | |
| 882 | |
| 883 return 1; | |
| 884 } | |
| 885 | |
| 886 /* The function traverses NAME_TO_PASS_MAP and creates a pass info | |
| 887 table for dumping purpose. */ | |
| 888 | |
| 889 void | |
| 890 pass_manager::create_pass_tab (void) const | |
| 891 { | |
| 892 if (!flag_dump_passes) | |
| 893 return; | |
| 894 | |
| 895 pass_tab.safe_grow_cleared (passes_by_id_size + 1); | |
| 896 m_name_to_pass_map->traverse <void *, passes_pass_traverse> (NULL); | |
| 897 } | |
| 898 | |
| 899 static bool override_gate_status (opt_pass *, tree, bool); | |
| 900 | |
| 901 /* Dump the instantiated name for PASS. IS_ON indicates if PASS | |
| 902 is turned on or not. */ | |
| 903 | |
| 904 static void | |
| 905 dump_one_pass (opt_pass *pass, int pass_indent) | |
| 906 { | |
| 907 int indent = 3 * pass_indent; | |
| 908 const char *pn; | |
| 909 bool is_on, is_really_on; | |
| 910 | |
| 911 is_on = pass->gate (cfun); | |
| 912 is_really_on = override_gate_status (pass, current_function_decl, is_on); | |
| 913 | |
| 914 if (pass->static_pass_number <= 0) | |
| 915 pn = pass->name; | |
| 916 else | |
| 917 pn = pass_tab[pass->static_pass_number]; | |
| 918 | |
| 919 fprintf (stderr, "%*s%-40s%*s:%s%s\n", indent, " ", pn, | |
| 920 (15 - indent < 0 ? 0 : 15 - indent), " ", | |
| 921 is_on ? " ON" : " OFF", | |
| 922 ((!is_on) == (!is_really_on) ? "" | |
| 923 : (is_really_on ? " (FORCED_ON)" : " (FORCED_OFF)"))); | |
| 0 | 924 } |
| 925 | |
| 111 | 926 /* Dump pass list PASS with indentation INDENT. */ |
| 927 | |
| 928 static void | |
| 929 dump_pass_list (opt_pass *pass, int indent) | |
| 930 { | |
| 931 do | |
| 932 { | |
| 933 dump_one_pass (pass, indent); | |
| 934 if (pass->sub) | |
| 935 dump_pass_list (pass->sub, indent + 1); | |
| 936 pass = pass->next; | |
| 937 } | |
| 938 while (pass); | |
| 939 } | |
| 940 | |
| 941 /* Dump all optimization passes. */ | |
| 942 | |
| 943 void | |
| 944 dump_passes (void) | |
| 945 { | |
| 946 g->get_passes ()->dump_passes (); | |
| 947 } | |
| 948 | |
| 949 void | |
| 950 pass_manager::dump_passes () const | |
| 951 { | |
| 952 push_dummy_function (true); | |
| 953 | |
| 954 create_pass_tab (); | |
| 955 | |
| 956 dump_pass_list (all_lowering_passes, 1); | |
| 957 dump_pass_list (all_small_ipa_passes, 1); | |
| 958 dump_pass_list (all_regular_ipa_passes, 1); | |
| 959 dump_pass_list (all_late_ipa_passes, 1); | |
| 960 dump_pass_list (all_passes, 1); | |
| 961 | |
| 962 pop_dummy_function (); | |
| 963 } | |
| 964 | |
| 965 /* Returns the pass with NAME. */ | |
| 966 | |
| 967 opt_pass * | |
| 968 pass_manager::get_pass_by_name (const char *name) | |
| 969 { | |
| 970 opt_pass **p = m_name_to_pass_map->get (name); | |
| 971 if (p) | |
| 972 return *p; | |
| 973 | |
| 974 return NULL; | |
| 975 } | |
| 976 | |
| 977 | |
| 978 /* Range [start, last]. */ | |
| 979 | |
| 980 struct uid_range | |
| 981 { | |
| 982 unsigned int start; | |
| 983 unsigned int last; | |
| 984 const char *assem_name; | |
| 985 struct uid_range *next; | |
| 986 }; | |
| 987 | |
| 988 typedef struct uid_range *uid_range_p; | |
| 989 | |
| 990 | |
| 991 static vec<uid_range_p> enabled_pass_uid_range_tab; | |
| 992 static vec<uid_range_p> disabled_pass_uid_range_tab; | |
| 993 | |
| 994 | |
| 995 /* Parse option string for -fdisable- and -fenable- | |
| 996 The syntax of the options: | |
| 997 | |
| 998 -fenable-<pass_name> | |
| 999 -fdisable-<pass_name> | |
| 1000 | |
| 1001 -fenable-<pass_name>=s1:e1,s2:e2,... | |
| 1002 -fdisable-<pass_name>=s1:e1,s2:e2,... | |
| 1003 */ | |
| 0 | 1004 |
|
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1005 static void |
| 111 | 1006 enable_disable_pass (const char *arg, bool is_enable) |
| 0 | 1007 { |
| 111 | 1008 opt_pass *pass; |
| 1009 char *range_str, *phase_name; | |
| 1010 char *argstr = xstrdup (arg); | |
| 1011 vec<uid_range_p> *tab = 0; | |
| 1012 | |
| 1013 range_str = strchr (argstr,'='); | |
| 1014 if (range_str) | |
| 1015 { | |
| 1016 *range_str = '\0'; | |
| 1017 range_str++; | |
| 1018 } | |
| 1019 | |
| 1020 phase_name = argstr; | |
| 1021 if (!*phase_name) | |
| 1022 { | |
| 1023 if (is_enable) | |
| 145 | 1024 error ("unrecognized option %<-fenable%>"); |
| 111 | 1025 else |
| 145 | 1026 error ("unrecognized option %<-fdisable%>"); |
| 111 | 1027 free (argstr); |
| 1028 return; | |
| 1029 } | |
| 1030 pass = g->get_passes ()->get_pass_by_name (phase_name); | |
| 1031 if (!pass || pass->static_pass_number == -1) | |
| 1032 { | |
| 1033 if (is_enable) | |
| 145 | 1034 error ("unknown pass %s specified in %<-fenable%>", phase_name); |
| 111 | 1035 else |
| 145 | 1036 error ("unknown pass %s specified in %<-fdisable%>", phase_name); |
| 111 | 1037 free (argstr); |
| 1038 return; | |
| 1039 } | |
| 1040 | |
| 1041 if (is_enable) | |
| 1042 tab = &enabled_pass_uid_range_tab; | |
| 1043 else | |
| 1044 tab = &disabled_pass_uid_range_tab; | |
| 1045 | |
| 1046 if ((unsigned) pass->static_pass_number >= tab->length ()) | |
| 1047 tab->safe_grow_cleared (pass->static_pass_number + 1); | |
| 1048 | |
| 1049 if (!range_str) | |
| 1050 { | |
| 1051 uid_range_p slot; | |
| 1052 uid_range_p new_range = XCNEW (struct uid_range); | |
| 1053 | |
| 1054 new_range->start = 0; | |
| 1055 new_range->last = (unsigned)-1; | |
| 1056 | |
| 1057 slot = (*tab)[pass->static_pass_number]; | |
| 1058 new_range->next = slot; | |
| 1059 (*tab)[pass->static_pass_number] = new_range; | |
| 1060 if (is_enable) | |
| 1061 inform (UNKNOWN_LOCATION, "enable pass %s for functions in the range " | |
| 1062 "of [%u, %u]", phase_name, new_range->start, new_range->last); | |
| 1063 else | |
| 1064 inform (UNKNOWN_LOCATION, "disable pass %s for functions in the range " | |
| 1065 "of [%u, %u]", phase_name, new_range->start, new_range->last); | |
| 1066 } | |
| 1067 else | |
|
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1068 { |
| 111 | 1069 char *next_range = NULL; |
| 1070 char *one_range = range_str; | |
| 1071 char *end_val = NULL; | |
| 1072 | |
| 1073 do | |
| 1074 { | |
| 1075 uid_range_p slot; | |
| 1076 uid_range_p new_range; | |
| 1077 char *invalid = NULL; | |
| 1078 long start; | |
| 1079 char *func_name = NULL; | |
| 1080 | |
| 1081 next_range = strchr (one_range, ','); | |
| 1082 if (next_range) | |
| 1083 { | |
| 1084 *next_range = '\0'; | |
| 1085 next_range++; | |
| 1086 } | |
| 1087 | |
| 1088 end_val = strchr (one_range, ':'); | |
| 1089 if (end_val) | |
| 1090 { | |
| 1091 *end_val = '\0'; | |
| 1092 end_val++; | |
| 1093 } | |
| 1094 start = strtol (one_range, &invalid, 10); | |
| 1095 if (*invalid || start < 0) | |
| 1096 { | |
| 1097 if (end_val || (one_range[0] >= '0' | |
| 1098 && one_range[0] <= '9')) | |
| 1099 { | |
| 1100 error ("Invalid range %s in option %s", | |
| 1101 one_range, | |
| 1102 is_enable ? "-fenable" : "-fdisable"); | |
| 1103 free (argstr); | |
| 1104 return; | |
| 1105 } | |
| 1106 func_name = one_range; | |
| 1107 } | |
| 1108 if (!end_val) | |
| 1109 { | |
| 1110 new_range = XCNEW (struct uid_range); | |
| 1111 if (!func_name) | |
| 1112 { | |
| 1113 new_range->start = (unsigned) start; | |
| 1114 new_range->last = (unsigned) start; | |
| 1115 } | |
| 1116 else | |
| 1117 { | |
| 1118 new_range->start = (unsigned) -1; | |
| 1119 new_range->last = (unsigned) -1; | |
| 1120 new_range->assem_name = xstrdup (func_name); | |
| 1121 } | |
| 1122 } | |
| 1123 else | |
| 1124 { | |
| 1125 long last = strtol (end_val, &invalid, 10); | |
| 1126 if (*invalid || last < start) | |
| 1127 { | |
| 1128 error ("Invalid range %s in option %s", | |
| 1129 end_val, | |
| 1130 is_enable ? "-fenable" : "-fdisable"); | |
| 1131 free (argstr); | |
| 1132 return; | |
| 1133 } | |
| 1134 new_range = XCNEW (struct uid_range); | |
| 1135 new_range->start = (unsigned) start; | |
| 1136 new_range->last = (unsigned) last; | |
| 1137 } | |
| 1138 | |
| 1139 slot = (*tab)[pass->static_pass_number]; | |
| 1140 new_range->next = slot; | |
| 1141 (*tab)[pass->static_pass_number] = new_range; | |
| 1142 if (is_enable) | |
| 1143 { | |
| 1144 if (new_range->assem_name) | |
| 1145 inform (UNKNOWN_LOCATION, | |
| 1146 "enable pass %s for function %s", | |
| 1147 phase_name, new_range->assem_name); | |
| 1148 else | |
| 1149 inform (UNKNOWN_LOCATION, | |
| 1150 "enable pass %s for functions in the range of [%u, %u]", | |
| 1151 phase_name, new_range->start, new_range->last); | |
| 1152 } | |
| 1153 else | |
| 1154 { | |
| 1155 if (new_range->assem_name) | |
| 1156 inform (UNKNOWN_LOCATION, | |
| 1157 "disable pass %s for function %s", | |
| 1158 phase_name, new_range->assem_name); | |
| 1159 else | |
| 1160 inform (UNKNOWN_LOCATION, | |
| 1161 "disable pass %s for functions in the range of [%u, %u]", | |
| 1162 phase_name, new_range->start, new_range->last); | |
| 1163 } | |
| 1164 | |
| 1165 one_range = next_range; | |
| 1166 } while (next_range); | |
| 1167 } | |
| 1168 | |
| 1169 free (argstr); | |
| 1170 } | |
| 1171 | |
| 1172 /* Enable pass specified by ARG. */ | |
| 1173 | |
| 1174 void | |
| 1175 enable_pass (const char *arg) | |
| 1176 { | |
| 1177 enable_disable_pass (arg, true); | |
| 1178 } | |
| 1179 | |
| 1180 /* Disable pass specified by ARG. */ | |
| 1181 | |
| 1182 void | |
| 1183 disable_pass (const char *arg) | |
| 1184 { | |
| 1185 enable_disable_pass (arg, false); | |
| 1186 } | |
| 1187 | |
| 1188 /* Returns true if PASS is explicitly enabled/disabled for FUNC. */ | |
| 1189 | |
| 1190 static bool | |
| 1191 is_pass_explicitly_enabled_or_disabled (opt_pass *pass, | |
| 1192 tree func, | |
| 1193 vec<uid_range_p> tab) | |
| 1194 { | |
| 1195 uid_range_p slot, range; | |
| 1196 int cgraph_uid; | |
| 1197 const char *aname = NULL; | |
| 1198 | |
| 1199 if (!tab.exists () | |
| 1200 || (unsigned) pass->static_pass_number >= tab.length () | |
| 1201 || pass->static_pass_number == -1) | |
| 1202 return false; | |
| 1203 | |
| 1204 slot = tab[pass->static_pass_number]; | |
| 1205 if (!slot) | |
| 1206 return false; | |
| 1207 | |
| 131 | 1208 cgraph_uid = func ? cgraph_node::get (func)->get_uid () : 0; |
| 111 | 1209 if (func && DECL_ASSEMBLER_NAME_SET_P (func)) |
| 1210 aname = IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (func)); | |
| 1211 | |
| 1212 range = slot; | |
| 1213 while (range) | |
| 1214 { | |
| 1215 if ((unsigned) cgraph_uid >= range->start | |
| 1216 && (unsigned) cgraph_uid <= range->last) | |
| 1217 return true; | |
| 1218 if (range->assem_name && aname | |
| 1219 && !strcmp (range->assem_name, aname)) | |
| 1220 return true; | |
| 1221 range = range->next; | |
| 1222 } | |
| 1223 | |
| 1224 return false; | |
| 1225 } | |
| 1226 | |
| 1227 | |
| 1228 /* Update static_pass_number for passes (and the flag | |
| 1229 TODO_mark_first_instance). | |
| 1230 | |
| 1231 Passes are constructed with static_pass_number preinitialized to 0 | |
| 1232 | |
| 1233 This field is used in two different ways: initially as instance numbers | |
| 1234 of their kind, and then as ids within the entire pass manager. | |
| 1235 | |
| 1236 Within pass_manager::pass_manager: | |
| 1237 | |
| 1238 * In add_pass_instance(), as called by next_pass_1 in | |
| 1239 NEXT_PASS in init_optimization_passes | |
| 1240 | |
| 1241 * When the initial instance of a pass within a pass manager is seen, | |
| 1242 it is flagged, and its static_pass_number is set to -1 | |
| 1243 | |
| 1244 * On subsequent times that it is seen, the static pass number | |
| 1245 is decremented each time, so that if there are e.g. 4 dups, | |
| 1246 they have static_pass_number -4, 2, 3, 4 respectively (note | |
| 1247 how the initial one is negative and gives the count); these | |
| 1248 can be thought of as instance numbers of the specific pass | |
| 1249 | |
| 1250 * Within the register_dump_files () traversal, set_pass_for_id() | |
| 1251 is called on each pass, using these instance numbers to create | |
| 1252 dumpfile switches, and then overwriting them with a pass id, | |
| 1253 which are global to the whole pass manager (based on | |
| 1254 (TDI_end + current value of extra_dump_files_in_use) ) */ | |
| 1255 | |
| 1256 static void | |
| 1257 add_pass_instance (opt_pass *new_pass, bool track_duplicates, | |
| 1258 opt_pass *initial_pass) | |
| 1259 { | |
| 1260 /* Are we dealing with the first pass of its kind, or a clone? */ | |
| 1261 if (new_pass != initial_pass) | |
| 1262 { | |
| 1263 /* We're dealing with a clone. */ | |
|
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1264 new_pass->todo_flags_start &= ~TODO_mark_first_instance; |
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1265 |
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1266 /* Indicate to register_dump_files that this pass has duplicates, |
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1267 and so it should rename the dump file. The first instance will |
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1268 be -1, and be number of duplicates = -static_pass_number - 1. |
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1269 Subsequent instances will be > 0 and just the duplicate number. */ |
| 111 | 1270 if ((new_pass->name && new_pass->name[0] != '*') || track_duplicates) |
|
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1271 { |
| 111 | 1272 initial_pass->static_pass_number -= 1; |
| 1273 new_pass->static_pass_number = -initial_pass->static_pass_number; | |
|
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1274 } |
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1275 } |
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1276 else |
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1277 { |
| 111 | 1278 /* We're dealing with the first pass of its kind. */ |
| 1279 new_pass->todo_flags_start |= TODO_mark_first_instance; | |
| 1280 new_pass->static_pass_number = -1; | |
| 1281 | |
| 1282 invoke_plugin_callbacks (PLUGIN_NEW_PASS, new_pass); | |
|
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1283 } |
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1284 } |
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1285 |
| 0 | 1286 /* Add a pass to the pass list. Duplicate the pass if it's already |
| 1287 in the list. */ | |
| 1288 | |
| 111 | 1289 static opt_pass ** |
| 1290 next_pass_1 (opt_pass **list, opt_pass *pass, opt_pass *initial_pass) | |
| 0 | 1291 { |
|
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1292 /* Every pass should have a name so that plugins can refer to them. */ |
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1293 gcc_assert (pass->name != NULL); |
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1294 |
| 111 | 1295 add_pass_instance (pass, false, initial_pass); |
| 1296 *list = pass; | |
|
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1297 |
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1298 return &(*list)->next; |
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1299 } |
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1300 |
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1301 /* List node for an inserted pass instance. We need to keep track of all |
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1302 the newly-added pass instances (with 'added_pass_nodes' defined below) |
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1303 so that we can register their dump files after pass-positioning is finished. |
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1304 Registering dumping files needs to be post-processed or the |
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1305 static_pass_number of the opt_pass object would be modified and mess up |
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1306 the dump file names of future pass instances to be added. */ |
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1307 |
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1308 struct pass_list_node |
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1309 { |
| 111 | 1310 opt_pass *pass; |
|
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1311 struct pass_list_node *next; |
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1312 }; |
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1313 |
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1314 static struct pass_list_node *added_pass_nodes = NULL; |
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1315 static struct pass_list_node *prev_added_pass_node; |
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1316 |
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1317 /* Insert the pass at the proper position. Return true if the pass |
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1318 is successfully added. |
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1319 |
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1320 NEW_PASS_INFO - new pass to be inserted |
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1321 PASS_LIST - root of the pass list to insert the new pass to */ |
| 0 | 1322 |
|
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1323 static bool |
| 111 | 1324 position_pass (struct register_pass_info *new_pass_info, opt_pass **pass_list) |
|
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1325 { |
| 111 | 1326 opt_pass *pass = *pass_list, *prev_pass = NULL; |
|
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1327 bool success = false; |
| 0 | 1328 |
|
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1329 for ( ; pass; prev_pass = pass, pass = pass->next) |
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1330 { |
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1331 /* Check if the current pass is of the same type as the new pass and |
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1332 matches the name and the instance number of the reference pass. */ |
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1333 if (pass->type == new_pass_info->pass->type |
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1334 && pass->name |
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1335 && !strcmp (pass->name, new_pass_info->reference_pass_name) |
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1336 && ((new_pass_info->ref_pass_instance_number == 0) |
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1337 || (new_pass_info->ref_pass_instance_number == |
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1338 pass->static_pass_number) |
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parents:
0
diff
changeset
|
1339 || (new_pass_info->ref_pass_instance_number == 1 |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1340 && pass->todo_flags_start & TODO_mark_first_instance))) |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1341 { |
| 111 | 1342 opt_pass *new_pass; |
|
55
77e2b8dfacca
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parents:
0
diff
changeset
|
1343 struct pass_list_node *new_pass_node; |
|
77e2b8dfacca
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parents:
0
diff
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|
1344 |
| 111 | 1345 if (new_pass_info->ref_pass_instance_number == 0) |
| 1346 { | |
| 1347 new_pass = new_pass_info->pass->clone (); | |
| 1348 add_pass_instance (new_pass, true, new_pass_info->pass); | |
| 1349 } | |
| 1350 else | |
| 1351 { | |
| 1352 new_pass = new_pass_info->pass; | |
| 1353 add_pass_instance (new_pass, true, new_pass); | |
| 1354 } | |
|
55
77e2b8dfacca
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parents:
0
diff
changeset
|
1355 |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1356 /* Insert the new pass instance based on the positioning op. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1357 switch (new_pass_info->pos_op) |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1358 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1359 case PASS_POS_INSERT_AFTER: |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1360 new_pass->next = pass->next; |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1361 pass->next = new_pass; |
| 0 | 1362 |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1363 /* Skip newly inserted pass to avoid repeated |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1364 insertions in the case where the new pass and the |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1365 existing one have the same name. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1366 pass = new_pass; |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1367 break; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1368 case PASS_POS_INSERT_BEFORE: |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1369 new_pass->next = pass; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1370 if (prev_pass) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
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|
1371 prev_pass->next = new_pass; |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1372 else |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1373 *pass_list = new_pass; |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1374 break; |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1375 case PASS_POS_REPLACE: |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1376 new_pass->next = pass->next; |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1377 if (prev_pass) |
|
77e2b8dfacca
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parents:
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diff
changeset
|
1378 prev_pass->next = new_pass; |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1379 else |
|
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parents:
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diff
changeset
|
1380 *pass_list = new_pass; |
|
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parents:
0
diff
changeset
|
1381 new_pass->sub = pass->sub; |
|
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parents:
0
diff
changeset
|
1382 new_pass->tv_id = pass->tv_id; |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1383 pass = new_pass; |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1384 break; |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1385 default: |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1386 error ("invalid pass positioning operation"); |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1387 return false; |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1388 } |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1389 |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1390 /* Save the newly added pass (instance) in the added_pass_nodes |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1391 list so that we can register its dump file later. Note that |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1392 we cannot register the dump file now because doing so will modify |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1393 the static_pass_number of the opt_pass object and therefore |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1394 mess up the dump file name of future instances. */ |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1395 new_pass_node = XCNEW (struct pass_list_node); |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1396 new_pass_node->pass = new_pass; |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1397 if (!added_pass_nodes) |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1398 added_pass_nodes = new_pass_node; |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1399 else |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1400 prev_added_pass_node->next = new_pass_node; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1401 prev_added_pass_node = new_pass_node; |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1402 |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1403 success = true; |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1404 } |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1405 |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1406 if (pass->sub && position_pass (new_pass_info, &pass->sub)) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1407 success = true; |
| 0 | 1408 } |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1409 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1410 return success; |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1411 } |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1412 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1413 /* Hooks a new pass into the pass lists. |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1414 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1415 PASS_INFO - pass information that specifies the opt_pass object, |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1416 reference pass, instance number, and how to position |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1417 the pass */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1418 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1419 void |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1420 register_pass (struct register_pass_info *pass_info) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1421 { |
| 111 | 1422 g->get_passes ()->register_pass (pass_info); |
| 1423 } | |
| 1424 | |
| 1425 void | |
| 1426 register_pass (opt_pass* pass, pass_positioning_ops pos, | |
| 1427 const char* ref_pass_name, int ref_pass_inst_number) | |
| 1428 { | |
| 1429 register_pass_info i; | |
| 1430 i.pass = pass; | |
| 1431 i.reference_pass_name = ref_pass_name; | |
| 1432 i.ref_pass_instance_number = ref_pass_inst_number; | |
| 1433 i.pos_op = pos; | |
| 1434 | |
| 1435 g->get_passes ()->register_pass (&i); | |
| 1436 } | |
| 1437 | |
| 1438 void | |
| 1439 pass_manager::register_pass (struct register_pass_info *pass_info) | |
| 1440 { | |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1441 bool all_instances, success; |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1442 |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1443 /* The checks below could fail in buggy plugins. Existing GCC |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1444 passes should never fail these checks, so we mention plugin in |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1445 the messages. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1446 if (!pass_info->pass) |
| 111 | 1447 fatal_error (input_location, "plugin cannot register a missing pass"); |
|
55
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1448 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1449 if (!pass_info->pass->name) |
| 111 | 1450 fatal_error (input_location, "plugin cannot register an unnamed pass"); |
|
55
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1451 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1452 if (!pass_info->reference_pass_name) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1453 fatal_error |
| 111 | 1454 (input_location, |
| 1455 "plugin cannot register pass %qs without reference pass name", | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1456 pass_info->pass->name); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1457 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1458 /* Try to insert the new pass to the pass lists. We need to check |
|
63
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update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1459 all five lists as the reference pass could be in one (or all) of |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1460 them. */ |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1461 all_instances = pass_info->ref_pass_instance_number == 0; |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1462 success = position_pass (pass_info, &all_lowering_passes); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1463 if (!success || all_instances) |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1464 success |= position_pass (pass_info, &all_small_ipa_passes); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1465 if (!success || all_instances) |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1466 success |= position_pass (pass_info, &all_regular_ipa_passes); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1467 if (!success || all_instances) |
| 111 | 1468 success |= position_pass (pass_info, &all_late_ipa_passes); |
|
63
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update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1469 if (!success || all_instances) |
|
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1470 success |= position_pass (pass_info, &all_passes); |
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1471 if (!success) |
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1472 fatal_error |
| 111 | 1473 (input_location, |
| 1474 "pass %qs not found but is referenced by new pass %qs", | |
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1475 pass_info->reference_pass_name, pass_info->pass->name); |
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1476 |
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1477 /* OK, we have successfully inserted the new pass. We need to register |
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1478 the dump files for the newly added pass and its duplicates (if any). |
| 131 | 1479 While doing so, we also delete the pass_list_node |
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1480 objects created during pass positioning. */ |
| 131 | 1481 gcc::dump_manager *dumps = m_ctxt->get_dumps (); |
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1482 while (added_pass_nodes) |
| 0 | 1483 { |
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1484 struct pass_list_node *next_node = added_pass_nodes->next; |
| 131 | 1485 |
| 1486 /* Handle -fdump-* and -fopt-info. */ | |
| 1487 dumps->register_pass (added_pass_nodes->pass); | |
| 1488 | |
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1489 XDELETE (added_pass_nodes); |
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1490 added_pass_nodes = next_node; |
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1491 } |
| 0 | 1492 } |
| 1493 | |
| 1494 /* Construct the pass tree. The sequencing of passes is driven by | |
| 1495 the cgraph routines: | |
| 1496 | |
| 111 | 1497 finalize_compilation_unit () |
| 0 | 1498 for each node N in the cgraph |
| 1499 cgraph_analyze_function (N) | |
| 1500 cgraph_lower_function (N) -> all_lowering_passes | |
| 1501 | |
| 111 | 1502 If we are optimizing, compile is then invoked: |
| 1503 | |
| 1504 compile () | |
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1505 ipa_passes () -> all_small_ipa_passes |
| 111 | 1506 -> Analysis of all_regular_ipa_passes |
| 1507 * possible LTO streaming at copmilation time * | |
| 1508 -> Execution of all_regular_ipa_passes | |
| 1509 * possible LTO streaming at link time * | |
| 1510 -> all_late_ipa_passes | |
| 1511 expand_all_functions () | |
| 0 | 1512 for each node N in the cgraph |
| 111 | 1513 expand_function (N) -> Transformation of all_regular_ipa_passes |
| 1514 -> all_passes | |
| 0 | 1515 */ |
| 1516 | |
| 111 | 1517 pass_manager::pass_manager (context *ctxt) |
| 1518 : all_passes (NULL), all_small_ipa_passes (NULL), all_lowering_passes (NULL), | |
| 1519 all_regular_ipa_passes (NULL), | |
| 1520 all_late_ipa_passes (NULL), passes_by_id (NULL), passes_by_id_size (0), | |
| 1521 m_ctxt (ctxt), m_name_to_pass_map (NULL) | |
| 0 | 1522 { |
| 111 | 1523 opt_pass **p; |
| 1524 | |
| 1525 /* Zero-initialize pass members. */ | |
| 1526 #define INSERT_PASSES_AFTER(PASS) | |
| 1527 #define PUSH_INSERT_PASSES_WITHIN(PASS) | |
| 1528 #define POP_INSERT_PASSES() | |
| 1529 #define NEXT_PASS(PASS, NUM) PASS ## _ ## NUM = NULL | |
| 1530 #define NEXT_PASS_WITH_ARG(PASS, NUM, ARG) NEXT_PASS (PASS, NUM) | |
| 1531 #define TERMINATE_PASS_LIST(PASS) | |
| 1532 #include "pass-instances.def" | |
| 1533 #undef INSERT_PASSES_AFTER | |
| 1534 #undef PUSH_INSERT_PASSES_WITHIN | |
| 1535 #undef POP_INSERT_PASSES | |
| 0 | 1536 #undef NEXT_PASS |
| 111 | 1537 #undef NEXT_PASS_WITH_ARG |
| 1538 #undef TERMINATE_PASS_LIST | |
| 1539 | |
| 1540 /* Initialize the pass_lists array. */ | |
| 1541 #define DEF_PASS_LIST(LIST) pass_lists[PASS_LIST_NO_##LIST] = &LIST; | |
| 1542 GCC_PASS_LISTS | |
| 1543 #undef DEF_PASS_LIST | |
| 1544 | |
| 1545 /* Build the tree of passes. */ | |
| 1546 | |
| 1547 #define INSERT_PASSES_AFTER(PASS) \ | |
| 1548 { \ | |
| 1549 opt_pass **p_start; \ | |
| 1550 p_start = p = &(PASS); | |
| 1551 | |
| 1552 #define TERMINATE_PASS_LIST(PASS) \ | |
| 1553 gcc_assert (p_start == &PASS); \ | |
| 1554 *p = NULL; \ | |
| 1555 } | |
| 1556 | |
| 1557 #define PUSH_INSERT_PASSES_WITHIN(PASS) \ | |
| 1558 { \ | |
| 1559 opt_pass **p = &(PASS ## _1)->sub; | |
| 1560 | |
| 1561 #define POP_INSERT_PASSES() \ | |
| 1562 } | |
| 1563 | |
| 1564 #define NEXT_PASS(PASS, NUM) \ | |
| 1565 do { \ | |
| 131 | 1566 gcc_assert (PASS ## _ ## NUM == NULL); \ |
| 111 | 1567 if ((NUM) == 1) \ |
| 1568 PASS ## _1 = make_##PASS (m_ctxt); \ | |
| 1569 else \ | |
| 1570 { \ | |
| 1571 gcc_assert (PASS ## _1); \ | |
| 1572 PASS ## _ ## NUM = PASS ## _1->clone (); \ | |
| 1573 } \ | |
| 1574 p = next_pass_1 (p, PASS ## _ ## NUM, PASS ## _1); \ | |
| 1575 } while (0) | |
| 1576 | |
| 1577 #define NEXT_PASS_WITH_ARG(PASS, NUM, ARG) \ | |
| 1578 do { \ | |
| 1579 NEXT_PASS (PASS, NUM); \ | |
| 1580 PASS ## _ ## NUM->set_pass_param (0, ARG); \ | |
| 1581 } while (0) | |
| 1582 | |
| 1583 #include "pass-instances.def" | |
| 1584 | |
| 1585 #undef INSERT_PASSES_AFTER | |
| 1586 #undef PUSH_INSERT_PASSES_WITHIN | |
| 1587 #undef POP_INSERT_PASSES | |
| 1588 #undef NEXT_PASS | |
| 1589 #undef NEXT_PASS_WITH_ARG | |
| 1590 #undef TERMINATE_PASS_LIST | |
| 0 | 1591 |
| 1592 /* Register the passes with the tree dump code. */ | |
| 111 | 1593 register_dump_files (all_lowering_passes); |
| 1594 register_dump_files (all_small_ipa_passes); | |
| 1595 register_dump_files (all_regular_ipa_passes); | |
| 1596 register_dump_files (all_late_ipa_passes); | |
| 1597 register_dump_files (all_passes); | |
| 1598 } | |
| 1599 | |
| 1600 static void | |
| 1601 delete_pass_tree (opt_pass *pass) | |
| 1602 { | |
| 1603 while (pass) | |
| 1604 { | |
| 1605 /* Recurse into child passes. */ | |
| 1606 delete_pass_tree (pass->sub); | |
| 1607 | |
| 1608 opt_pass *next = pass->next; | |
| 1609 | |
| 1610 /* Delete this pass. */ | |
| 1611 delete pass; | |
| 1612 | |
| 1613 /* Iterate onto sibling passes. */ | |
| 1614 pass = next; | |
| 1615 } | |
| 1616 } | |
| 1617 | |
| 1618 pass_manager::~pass_manager () | |
| 1619 { | |
| 1620 XDELETEVEC (passes_by_id); | |
| 1621 | |
| 1622 /* Call delete_pass_tree on each of the pass_lists. */ | |
| 1623 #define DEF_PASS_LIST(LIST) \ | |
| 1624 delete_pass_tree (*pass_lists[PASS_LIST_NO_##LIST]); | |
| 1625 GCC_PASS_LISTS | |
| 1626 #undef DEF_PASS_LIST | |
| 1627 | |
| 0 | 1628 } |
| 1629 | |
| 1630 /* If we are in IPA mode (i.e., current_function_decl is NULL), call | |
| 1631 function CALLBACK for every function in the call graph. Otherwise, | |
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1632 call CALLBACK on the current function. */ |
| 0 | 1633 |
| 1634 static void | |
| 111 | 1635 do_per_function (void (*callback) (function *, void *data), void *data) |
| 0 | 1636 { |
| 1637 if (current_function_decl) | |
| 111 | 1638 callback (cfun, data); |
| 0 | 1639 else |
| 1640 { | |
| 1641 struct cgraph_node *node; | |
| 111 | 1642 FOR_EACH_DEFINED_FUNCTION (node) |
| 1643 if (node->analyzed && (gimple_has_body_p (node->decl) && !in_lto_p) | |
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1644 && (!node->clone_of || node->decl != node->clone_of->decl)) |
| 111 | 1645 callback (DECL_STRUCT_FUNCTION (node->decl), data); |
| 0 | 1646 } |
| 1647 } | |
| 1648 | |
| 111 | 1649 /* Hook called when NODE is removed and therefore should be |
| 131 | 1650 excluded from order vector. DATA is a hash set with removed nodes. */ |
| 1651 | |
| 111 | 1652 static void |
| 1653 remove_cgraph_node_from_order (cgraph_node *node, void *data) | |
| 1654 { | |
| 145 | 1655 hash_set<cgraph_node *> *removed_nodes = (hash_set<cgraph_node *> *)data; |
| 1656 removed_nodes->add (node); | |
| 1657 } | |
| 1658 | |
| 1659 /* Hook called when NODE is insert and therefore should be | |
| 1660 excluded from removed_nodes. DATA is a hash set with removed nodes. */ | |
| 1661 | |
| 1662 static void | |
| 1663 insert_cgraph_node_to_order (cgraph_node *node, void *data) | |
| 1664 { | |
| 1665 hash_set<cgraph_node *> *removed_nodes = (hash_set<cgraph_node *> *)data; | |
| 1666 removed_nodes->remove (node); | |
| 111 | 1667 } |
| 0 | 1668 |
| 145 | 1669 /* Hook called when NODE is duplicated and therefore should be |
| 1670 excluded from removed_nodes. DATA is a hash set with removed nodes. */ | |
| 1671 | |
| 1672 static void | |
| 1673 duplicate_cgraph_node_to_order (cgraph_node *node, cgraph_node *node2, | |
| 1674 void *data) | |
| 1675 { | |
| 1676 hash_set<cgraph_node *> *removed_nodes = (hash_set<cgraph_node *> *)data; | |
| 1677 gcc_checking_assert (!removed_nodes->contains (node)); | |
| 1678 removed_nodes->remove (node2); | |
| 1679 } | |
| 1680 | |
| 1681 | |
| 0 | 1682 /* If we are in IPA mode (i.e., current_function_decl is NULL), call |
| 1683 function CALLBACK for every function in the call graph. Otherwise, | |
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1684 call CALLBACK on the current function. |
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1685 This function is global so that plugins can use it. */ |
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1686 void |
| 111 | 1687 do_per_function_toporder (void (*callback) (function *, void *data), void *data) |
| 0 | 1688 { |
| 1689 int i; | |
| 1690 | |
| 1691 if (current_function_decl) | |
| 111 | 1692 callback (cfun, data); |
| 0 | 1693 else |
| 1694 { | |
| 145 | 1695 hash_set<cgraph_node *> removed_nodes; |
| 1696 unsigned nnodes = symtab->cgraph_count; | |
| 1697 cgraph_node **order = XNEWVEC (cgraph_node *, nnodes); | |
| 111 | 1698 |
| 1699 nnodes = ipa_reverse_postorder (order); | |
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1700 for (i = nnodes - 1; i >= 0; i--) |
| 131 | 1701 order[i]->process = 1; |
| 145 | 1702 cgraph_node_hook_list *removal_hook |
| 1703 = symtab->add_cgraph_removal_hook (remove_cgraph_node_from_order, | |
| 1704 &removed_nodes); | |
| 1705 cgraph_node_hook_list *insertion_hook | |
| 1706 = symtab->add_cgraph_insertion_hook (insert_cgraph_node_to_order, | |
| 1707 &removed_nodes); | |
| 1708 cgraph_2node_hook_list *duplication_hook | |
| 1709 = symtab->add_cgraph_duplication_hook (duplicate_cgraph_node_to_order, | |
| 1710 &removed_nodes); | |
| 111 | 1711 for (i = nnodes - 1; i >= 0; i--) |
| 1712 { | |
| 131 | 1713 cgraph_node *node = order[i]; |
| 1714 | |
| 111 | 1715 /* Function could be inlined and removed as unreachable. */ |
| 145 | 1716 if (node == NULL || removed_nodes.contains (node)) |
| 111 | 1717 continue; |
| 1718 | |
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1719 node->process = 0; |
| 111 | 1720 if (node->has_gimple_body_p ()) |
| 0 | 1721 { |
| 111 | 1722 struct function *fn = DECL_STRUCT_FUNCTION (node->decl); |
| 1723 push_cfun (fn); | |
| 1724 callback (fn, data); | |
| 0 | 1725 pop_cfun (); |
| 1726 } | |
| 1727 } | |
| 145 | 1728 symtab->remove_cgraph_removal_hook (removal_hook); |
| 1729 symtab->remove_cgraph_insertion_hook (insertion_hook); | |
| 1730 symtab->remove_cgraph_duplication_hook (duplication_hook); | |
| 1731 | |
| 1732 free (order); | |
| 0 | 1733 } |
| 1734 } | |
| 1735 | |
| 111 | 1736 /* Helper function to perform function body dump. */ |
| 1737 | |
| 1738 static void | |
| 1739 execute_function_dump (function *fn, void *data) | |
| 1740 { | |
| 1741 opt_pass *pass = (opt_pass *)data; | |
| 1742 | |
| 1743 if (dump_file) | |
| 1744 { | |
| 1745 push_cfun (fn); | |
| 1746 | |
| 1747 if (fn->curr_properties & PROP_trees) | |
| 1748 dump_function_to_file (fn->decl, dump_file, dump_flags); | |
| 1749 else | |
| 1750 print_rtl_with_bb (dump_file, get_insns (), dump_flags); | |
| 1751 | |
| 1752 /* Flush the file. If verification fails, we won't be able to | |
| 1753 close the file before aborting. */ | |
| 1754 fflush (dump_file); | |
| 1755 | |
| 1756 if ((fn->curr_properties & PROP_cfg) | |
| 1757 && (dump_flags & TDF_GRAPH)) | |
| 1758 { | |
| 1759 gcc::dump_manager *dumps = g->get_dumps (); | |
| 1760 struct dump_file_info *dfi | |
| 1761 = dumps->get_dump_file_info (pass->static_pass_number); | |
| 1762 if (!dfi->graph_dump_initialized) | |
| 1763 { | |
| 1764 clean_graph_dump_file (dump_file_name); | |
| 1765 dfi->graph_dump_initialized = true; | |
| 1766 } | |
| 1767 print_graph_cfg (dump_file_name, fn); | |
| 1768 } | |
| 1769 | |
| 1770 pop_cfun (); | |
| 1771 } | |
| 1772 } | |
| 1773 | |
| 1774 /* This function is called when an internal compiler error is encountered. | |
| 1775 Ensure that function dump is made available before compiler is aborted. */ | |
| 1776 | |
| 1777 void | |
| 1778 emergency_dump_function () | |
| 1779 { | |
| 1780 if (!current_pass) | |
| 1781 return; | |
| 1782 enum opt_pass_type pt = current_pass->type; | |
| 1783 fnotice (stderr, "during %s pass: %s\n", | |
| 1784 pt == GIMPLE_PASS ? "GIMPLE" : pt == RTL_PASS ? "RTL" : "IPA", | |
| 1785 current_pass->name); | |
| 1786 if (!dump_file || !cfun) | |
| 1787 return; | |
| 1788 fnotice (stderr, "dump file: %s\n", dump_file_name); | |
| 1789 fprintf (dump_file, "\n\n\nEMERGENCY DUMP:\n\n"); | |
| 1790 execute_function_dump (cfun, current_pass); | |
| 1791 } | |
| 1792 | |
| 1793 static struct profile_record *profile_record; | |
| 1794 | |
| 1795 /* Do profile consistency book-keeping for the pass with static number INDEX. | |
| 145 | 1796 RUN is true if the pass really runs, or FALSE |
| 111 | 1797 if we are only book-keeping on passes that may have selectively disabled |
| 1798 themselves on a given function. */ | |
| 145 | 1799 |
| 111 | 1800 static void |
| 145 | 1801 check_profile_consistency (int index, bool run) |
| 111 | 1802 { |
| 1803 pass_manager *passes = g->get_passes (); | |
| 1804 if (index == -1) | |
| 1805 return; | |
| 1806 if (!profile_record) | |
| 1807 profile_record = XCNEWVEC (struct profile_record, | |
| 1808 passes->passes_by_id_size); | |
| 1809 gcc_assert (index < passes->passes_by_id_size && index >= 0); | |
| 1810 profile_record[index].run |= run; | |
| 145 | 1811 profile_record_check_consistency (&profile_record[index]); |
| 1812 } | |
| 1813 | |
| 1814 /* Account profile the pass with static number INDEX. | |
| 1815 RUN is true if the pass really runs, or FALSE | |
| 1816 if we are only book-keeping on passes that may have selectively disabled | |
| 1817 themselves on a given function. */ | |
| 1818 | |
| 1819 static void | |
| 1820 account_profile (int index, bool run) | |
| 1821 { | |
| 1822 pass_manager *passes = g->get_passes (); | |
| 1823 if (index == -1) | |
| 1824 return; | |
| 1825 if (!profile_record) | |
| 1826 profile_record = XCNEWVEC (struct profile_record, | |
| 1827 passes->passes_by_id_size); | |
| 1828 gcc_assert (index < passes->passes_by_id_size && index >= 0); | |
| 1829 profile_record[index].run |= run; | |
| 1830 profile_record_account_profile (&profile_record[index]); | |
| 111 | 1831 } |
| 1832 | |
| 1833 /* Output profile consistency. */ | |
| 1834 | |
| 1835 void | |
| 1836 dump_profile_report (void) | |
| 1837 { | |
| 1838 g->get_passes ()->dump_profile_report (); | |
| 1839 } | |
| 1840 | |
| 1841 void | |
| 1842 pass_manager::dump_profile_report () const | |
| 1843 { | |
| 1844 int last_freq_in = 0, last_count_in = 0, last_freq_out = 0, last_count_out = 0; | |
| 1845 gcov_type last_time = 0, last_size = 0; | |
| 1846 double rel_time_change, rel_size_change; | |
| 1847 int last_reported = 0; | |
| 1848 | |
| 1849 if (!profile_record) | |
| 1850 return; | |
| 1851 fprintf (stderr, "\nProfile consistency report:\n\n"); | |
| 145 | 1852 fprintf (stderr, " |mismatch |mismatch | |\n"); |
| 1853 fprintf (stderr, "Pass name |IN |IN |OUT |OUT |overall |\n"); | |
| 1854 fprintf (stderr, " |freq |count |freq |count |size |time |\n"); | |
| 111 | 1855 |
| 145 | 1856 for (int i = 1; i < passes_by_id_size; i++) |
| 1857 if (profile_record[i].run) | |
| 1858 { | |
| 1859 if (last_time) | |
| 1860 rel_time_change = (profile_record[i].time | |
| 1861 - (double)last_time) * 100 / (double)last_time; | |
| 1862 else | |
| 1863 rel_time_change = 0; | |
| 1864 if (last_size) | |
| 1865 rel_size_change = (profile_record[i].size | |
| 1866 - (double)last_size) * 100 / (double)last_size; | |
| 1867 else | |
| 1868 rel_size_change = 0; | |
| 1869 | |
| 1870 if (profile_record[i].num_mismatched_freq_in != last_freq_in | |
| 1871 || profile_record[i].num_mismatched_freq_out != last_freq_out | |
| 1872 || profile_record[i].num_mismatched_count_in != last_count_in | |
| 1873 || profile_record[i].num_mismatched_count_out != last_count_out | |
| 1874 || rel_time_change || rel_size_change) | |
| 1875 { | |
| 1876 last_reported = i; | |
| 1877 fprintf (stderr, "%-33s", passes_by_id[i]->name); | |
| 1878 if (profile_record[i].num_mismatched_freq_in != last_freq_in) | |
| 1879 fprintf (stderr, "| %+5i", | |
| 1880 profile_record[i].num_mismatched_freq_in | |
| 1881 - last_freq_in); | |
| 1882 else | |
| 1883 fprintf (stderr, "| "); | |
| 1884 if (profile_record[i].num_mismatched_count_in != last_count_in) | |
| 1885 fprintf (stderr, "| %+5i", | |
| 1886 profile_record[i].num_mismatched_count_in | |
| 1887 - last_count_in); | |
| 1888 else | |
| 1889 fprintf (stderr, "| "); | |
| 1890 if (profile_record[i].num_mismatched_freq_out != last_freq_out) | |
| 1891 fprintf (stderr, "| %+5i", | |
| 1892 profile_record[i].num_mismatched_freq_out | |
| 1893 - last_freq_out); | |
| 1894 else | |
| 1895 fprintf (stderr, "| "); | |
| 1896 if (profile_record[i].num_mismatched_count_out != last_count_out) | |
| 1897 fprintf (stderr, "| %+5i", | |
| 1898 profile_record[i].num_mismatched_count_out | |
| 1899 - last_count_out); | |
| 1900 else | |
| 1901 fprintf (stderr, "| "); | |
| 1902 | |
| 1903 /* Size/time units change across gimple and RTL. */ | |
| 1904 if (i == pass_expand_1->static_pass_number) | |
| 1905 fprintf (stderr, "|----------|----------"); | |
| 1906 else | |
| 1907 { | |
| 1908 if (rel_size_change) | |
| 1909 fprintf (stderr, "| %+8.1f%%", rel_size_change); | |
| 1910 else | |
| 1911 fprintf (stderr, "| "); | |
| 1912 if (rel_time_change) | |
| 1913 fprintf (stderr, "| %+8.1f%%", rel_time_change); | |
| 1914 else | |
| 1915 fprintf (stderr, "| "); | |
| 1916 } | |
| 1917 fprintf (stderr, "|\n"); | |
| 1918 last_freq_in = profile_record[i].num_mismatched_freq_in; | |
| 1919 last_freq_out = profile_record[i].num_mismatched_freq_out; | |
| 1920 last_count_in = profile_record[i].num_mismatched_count_in; | |
| 1921 last_count_out = profile_record[i].num_mismatched_count_out; | |
| 1922 } | |
| 1923 else if (last_reported != i) | |
| 1924 { | |
| 1925 last_reported = i; | |
| 1926 fprintf (stderr, "%-20s ------------| | | | | | |\n", | |
| 1927 passes_by_id[i]->name); | |
| 1928 } | |
| 1929 last_time = profile_record[i].time; | |
| 1930 last_size = profile_record[i].size; | |
| 1931 } | |
| 111 | 1932 } |
| 1933 | |
| 0 | 1934 /* Perform all TODO actions that ought to be done on each function. */ |
| 1935 | |
| 1936 static void | |
| 111 | 1937 execute_function_todo (function *fn, void *data) |
| 0 | 1938 { |
| 111 | 1939 bool from_ipa_pass = (cfun == NULL); |
| 0 | 1940 unsigned int flags = (size_t)data; |
| 111 | 1941 flags &= ~fn->last_verified; |
| 0 | 1942 if (!flags) |
| 1943 return; | |
| 1944 | |
| 111 | 1945 push_cfun (fn); |
| 1946 | |
| 145 | 1947 /* If we need to cleanup the CFG let it perform a needed SSA update. */ |
| 0 | 1948 if (flags & TODO_cleanup_cfg) |
| 145 | 1949 cleanup_tree_cfg (flags & TODO_update_ssa_any); |
| 1950 else if (flags & TODO_update_ssa_any) | |
| 1951 update_ssa (flags & TODO_update_ssa_any); | |
| 1952 gcc_assert (!need_ssa_update_p (fn)); | |
|
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1953 |
| 111 | 1954 if (flag_tree_pta && (flags & TODO_rebuild_alias)) |
| 1955 compute_may_aliases (); | |
| 1956 | |
| 1957 if (optimize && (flags & TODO_update_address_taken)) | |
|
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1958 execute_update_addresses_taken (); |
|
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1959 |
| 0 | 1960 if (flags & TODO_remove_unused_locals) |
| 1961 remove_unused_locals (); | |
| 1962 | |
| 1963 if (flags & TODO_rebuild_frequencies) | |
|
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1964 rebuild_frequencies (); |
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1965 |
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1966 if (flags & TODO_rebuild_cgraph_edges) |
| 111 | 1967 cgraph_edge::rebuild_edges (); |
| 1968 | |
| 1969 gcc_assert (dom_info_state (fn, CDI_POST_DOMINATORS) == DOM_NONE); | |
|
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1970 /* If we've seen errors do not bother running any verifiers. */ |
| 111 | 1971 if (flag_checking && !seen_error ()) |
| 1972 { | |
| 1973 dom_state pre_verify_state = dom_info_state (fn, CDI_DOMINATORS); | |
| 1974 dom_state pre_verify_pstate = dom_info_state (fn, CDI_POST_DOMINATORS); | |
| 1975 | |
| 1976 if (flags & TODO_verify_il) | |
| 1977 { | |
| 1978 if (cfun->curr_properties & PROP_trees) | |
| 1979 { | |
| 1980 if (cfun->curr_properties & PROP_cfg) | |
| 1981 /* IPA passes leave stmts to be fixed up, so make sure to | |
| 1982 not verify stmts really throw. */ | |
| 1983 verify_gimple_in_cfg (cfun, !from_ipa_pass); | |
| 1984 else | |
| 1985 verify_gimple_in_seq (gimple_body (cfun->decl)); | |
| 1986 } | |
| 1987 if (cfun->curr_properties & PROP_ssa) | |
| 1988 /* IPA passes leave stmts to be fixed up, so make sure to | |
| 1989 not verify SSA operands whose verifier will choke on that. */ | |
| 1990 verify_ssa (true, !from_ipa_pass); | |
| 1991 /* IPA passes leave basic-blocks unsplit, so make sure to | |
| 1992 not trip on that. */ | |
| 1993 if ((cfun->curr_properties & PROP_cfg) | |
| 1994 && !from_ipa_pass) | |
| 1995 verify_flow_info (); | |
| 1996 if (current_loops | |
| 1997 && ! loops_state_satisfies_p (LOOPS_NEED_FIXUP)) | |
| 1998 { | |
| 1999 verify_loop_structure (); | |
| 2000 if (loops_state_satisfies_p (LOOP_CLOSED_SSA)) | |
| 2001 verify_loop_closed_ssa (false); | |
| 2002 } | |
| 2003 if (cfun->curr_properties & PROP_rtl) | |
| 2004 verify_rtl_sharing (); | |
| 2005 } | |
| 2006 | |
| 2007 /* Make sure verifiers don't change dominator state. */ | |
| 2008 gcc_assert (dom_info_state (fn, CDI_DOMINATORS) == pre_verify_state); | |
| 2009 gcc_assert (dom_info_state (fn, CDI_POST_DOMINATORS) == pre_verify_pstate); | |
| 2010 } | |
| 2011 | |
| 2012 fn->last_verified = flags & TODO_verify_all; | |
| 2013 | |
| 2014 pop_cfun (); | |
| 2015 | |
| 2016 /* For IPA passes make sure to release dominator info, it can be | |
| 2017 computed by non-verifying TODOs. */ | |
| 2018 if (from_ipa_pass) | |
| 2019 { | |
| 2020 free_dominance_info (fn, CDI_DOMINATORS); | |
| 2021 free_dominance_info (fn, CDI_POST_DOMINATORS); | |
| 2022 } | |
| 0 | 2023 } |
| 2024 | |
| 2025 /* Perform all TODO actions. */ | |
| 2026 static void | |
| 2027 execute_todo (unsigned int flags) | |
| 2028 { | |
| 111 | 2029 if (flag_checking |
| 2030 && cfun | |
|
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2031 && need_ssa_update_p (cfun)) |
| 0 | 2032 gcc_assert (flags & TODO_update_ssa_any); |
| 2033 | |
|
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2034 statistics_fini_pass (); |
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2035 |
| 111 | 2036 if (flags) |
| 2037 do_per_function (execute_function_todo, (void *)(size_t) flags); | |
| 2038 | |
| 2039 /* At this point we should not have any unreachable code in the | |
| 2040 CFG, so it is safe to flush the pending freelist for SSA_NAMES. */ | |
| 2041 if (cfun && cfun->gimple_df) | |
| 2042 flush_ssaname_freelist (); | |
| 0 | 2043 |
| 2044 /* Always remove functions just as before inlining: IPA passes might be | |
| 2045 interested to see bodies of extern inline functions that are not inlined | |
| 2046 to analyze side effects. The full removal is done just at the end | |
| 2047 of IPA pass queue. */ | |
| 2048 if (flags & TODO_remove_functions) | |
| 2049 { | |
| 2050 gcc_assert (!cfun); | |
| 111 | 2051 symtab->remove_unreachable_nodes (dump_file); |
| 0 | 2052 } |
| 2053 | |
| 111 | 2054 if ((flags & TODO_dump_symtab) && dump_file && !current_function_decl) |
| 0 | 2055 { |
| 2056 gcc_assert (!cfun); | |
| 111 | 2057 symtab->dump (dump_file); |
| 0 | 2058 /* Flush the file. If verification fails, we won't be able to |
| 2059 close the file before aborting. */ | |
| 2060 fflush (dump_file); | |
| 2061 } | |
| 2062 | |
|
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2063 /* Now that the dumping has been done, we can get rid of the optional |
| 0 | 2064 df problems. */ |
| 2065 if (flags & TODO_df_finish) | |
| 2066 df_finish_pass ((flags & TODO_df_verify) != 0); | |
| 2067 } | |
| 2068 | |
| 2069 /* Verify invariants that should hold between passes. This is a place | |
| 2070 to put simple sanity checks. */ | |
| 2071 | |
| 2072 static void | |
| 2073 verify_interpass_invariants (void) | |
| 2074 { | |
|
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2075 gcc_checking_assert (!fold_deferring_overflow_warnings_p ()); |
| 0 | 2076 } |
| 2077 | |
| 2078 /* Clear the last verified flag. */ | |
| 2079 | |
| 2080 static void | |
| 111 | 2081 clear_last_verified (function *fn, void *data ATTRIBUTE_UNUSED) |
| 0 | 2082 { |
| 111 | 2083 fn->last_verified = 0; |
| 0 | 2084 } |
| 2085 | |
| 2086 /* Helper function. Verify that the properties has been turn into the | |
| 2087 properties expected by the pass. */ | |
| 2088 | |
| 2089 static void | |
| 111 | 2090 verify_curr_properties (function *fn, void *data) |
| 0 | 2091 { |
| 2092 unsigned int props = (size_t)data; | |
| 111 | 2093 gcc_assert ((fn->curr_properties & props) == props); |
| 0 | 2094 } |
| 111 | 2095 |
| 2096 /* Release dump file name if set. */ | |
| 2097 | |
| 2098 static void | |
| 2099 release_dump_file_name (void) | |
| 2100 { | |
| 2101 if (dump_file_name) | |
| 2102 { | |
| 2103 free (CONST_CAST (char *, dump_file_name)); | |
| 2104 dump_file_name = NULL; | |
| 2105 } | |
| 2106 } | |
| 0 | 2107 |
| 2108 /* Initialize pass dump file. */ | |
|
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2109 /* This is non-static so that the plugins can use it. */ |
| 0 | 2110 |
|
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2111 bool |
| 111 | 2112 pass_init_dump_file (opt_pass *pass) |
| 0 | 2113 { |
| 2114 /* If a dump file name is present, open it if enabled. */ | |
| 2115 if (pass->static_pass_number != -1) | |
| 2116 { | |
| 111 | 2117 timevar_push (TV_DUMP); |
| 2118 gcc::dump_manager *dumps = g->get_dumps (); | |
| 2119 bool initializing_dump = | |
| 2120 !dumps->dump_initialized_p (pass->static_pass_number); | |
| 2121 release_dump_file_name (); | |
| 2122 dump_file_name = dumps->get_dump_file_name (pass->static_pass_number); | |
| 2123 dumps->dump_start (pass->static_pass_number, &dump_flags); | |
| 2124 if (dump_file && current_function_decl && ! (dump_flags & TDF_GIMPLE)) | |
| 2125 dump_function_header (dump_file, current_function_decl, dump_flags); | |
| 2126 if (initializing_dump | |
| 2127 && dump_file && (dump_flags & TDF_GRAPH) | |
| 2128 && cfun && (cfun->curr_properties & PROP_cfg)) | |
| 0 | 2129 { |
| 111 | 2130 clean_graph_dump_file (dump_file_name); |
| 2131 struct dump_file_info *dfi | |
| 2132 = dumps->get_dump_file_info (pass->static_pass_number); | |
| 2133 dfi->graph_dump_initialized = true; | |
| 0 | 2134 } |
| 111 | 2135 timevar_pop (TV_DUMP); |
| 0 | 2136 return initializing_dump; |
| 2137 } | |
| 2138 else | |
| 2139 return false; | |
| 2140 } | |
| 2141 | |
| 2142 /* Flush PASS dump file. */ | |
|
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2143 /* This is non-static so that plugins can use it. */ |
| 0 | 2144 |
|
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2145 void |
| 111 | 2146 pass_fini_dump_file (opt_pass *pass) |
| 0 | 2147 { |
| 111 | 2148 timevar_push (TV_DUMP); |
| 2149 | |
| 0 | 2150 /* Flush and close dump file. */ |
| 111 | 2151 release_dump_file_name (); |
| 2152 | |
| 2153 g->get_dumps ()->dump_finish (pass->static_pass_number); | |
| 2154 timevar_pop (TV_DUMP); | |
| 0 | 2155 } |
| 2156 | |
| 2157 /* After executing the pass, apply expected changes to the function | |
| 2158 properties. */ | |
| 2159 | |
| 2160 static void | |
| 111 | 2161 update_properties_after_pass (function *fn, void *data) |
| 0 | 2162 { |
| 111 | 2163 opt_pass *pass = (opt_pass *) data; |
| 2164 fn->curr_properties = (fn->curr_properties | pass->properties_provided) | |
| 2165 & ~pass->properties_destroyed; | |
| 0 | 2166 } |
| 2167 | |
| 2168 /* Execute summary generation for all of the passes in IPA_PASS. */ | |
| 2169 | |
|
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2170 void |
| 111 | 2171 execute_ipa_summary_passes (ipa_opt_pass_d *ipa_pass) |
| 0 | 2172 { |
| 2173 while (ipa_pass) | |
| 2174 { | |
| 111 | 2175 opt_pass *pass = ipa_pass; |
| 0 | 2176 |
| 2177 /* Execute all of the IPA_PASSes in the list. */ | |
| 111 | 2178 if (ipa_pass->type == IPA_PASS |
| 2179 && pass->gate (cfun) | |
|
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2180 && ipa_pass->generate_summary) |
| 0 | 2181 { |
| 2182 pass_init_dump_file (pass); | |
|
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2183 |
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2184 /* If a timevar is present, start it. */ |
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2185 if (pass->tv_id) |
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2186 timevar_push (pass->tv_id); |
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2187 |
| 111 | 2188 current_pass = pass; |
| 0 | 2189 ipa_pass->generate_summary (); |
|
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2190 |
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2191 /* Stop timevar. */ |
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2192 if (pass->tv_id) |
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2193 timevar_pop (pass->tv_id); |
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2194 |
| 0 | 2195 pass_fini_dump_file (pass); |
| 2196 } | |
| 111 | 2197 ipa_pass = (ipa_opt_pass_d *)ipa_pass->next; |
| 0 | 2198 } |
| 2199 } | |
| 2200 | |
| 2201 /* Execute IPA_PASS function transform on NODE. */ | |
| 2202 | |
| 2203 static void | |
| 2204 execute_one_ipa_transform_pass (struct cgraph_node *node, | |
| 145 | 2205 ipa_opt_pass_d *ipa_pass, bool do_not_collect) |
| 0 | 2206 { |
| 111 | 2207 opt_pass *pass = ipa_pass; |
| 0 | 2208 unsigned int todo_after = 0; |
| 2209 | |
| 2210 current_pass = pass; | |
| 2211 if (!ipa_pass->function_transform) | |
| 2212 return; | |
| 2213 | |
| 2214 /* Note that the folders should only create gimple expressions. | |
| 2215 This is a hack until the new folder is ready. */ | |
| 2216 in_gimple_form = (cfun && (cfun->curr_properties & PROP_trees)) != 0; | |
| 2217 | |
| 2218 pass_init_dump_file (pass); | |
| 2219 | |
| 2220 /* If a timevar is present, start it. */ | |
|
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2221 if (pass->tv_id != TV_NONE) |
| 0 | 2222 timevar_push (pass->tv_id); |
| 2223 | |
| 145 | 2224 if (profile_report && cfun && (cfun->curr_properties & PROP_cfg)) |
| 2225 check_profile_consistency (pass->static_pass_number, true); | |
| 2226 | |
| 111 | 2227 /* Run pre-pass verification. */ |
| 2228 execute_todo (ipa_pass->function_transform_todo_flags_start); | |
| 2229 | |
| 0 | 2230 /* Do it! */ |
| 2231 todo_after = ipa_pass->function_transform (node); | |
| 2232 | |
| 111 | 2233 /* Run post-pass cleanup and verification. */ |
| 2234 execute_todo (todo_after); | |
| 2235 verify_interpass_invariants (); | |
| 2236 if (profile_report && cfun && (cfun->curr_properties & PROP_cfg)) | |
| 145 | 2237 account_profile (pass->static_pass_number, true); |
| 111 | 2238 |
| 0 | 2239 /* Stop timevar. */ |
|
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2240 if (pass->tv_id != TV_NONE) |
| 0 | 2241 timevar_pop (pass->tv_id); |
| 2242 | |
| 111 | 2243 if (dump_file) |
| 2244 do_per_function (execute_function_dump, pass); | |
| 0 | 2245 pass_fini_dump_file (pass); |
| 2246 | |
| 2247 current_pass = NULL; | |
| 111 | 2248 redirect_edge_var_map_empty (); |
| 2249 | |
| 2250 /* Signal this is a suitable GC collection point. */ | |
| 145 | 2251 if (!do_not_collect && !(todo_after & TODO_do_not_ggc_collect)) |
| 111 | 2252 ggc_collect (); |
| 0 | 2253 } |
| 2254 | |
|
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2255 /* For the current function, execute all ipa transforms. */ |
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2256 |
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2257 void |
| 145 | 2258 execute_all_ipa_transforms (bool do_not_collect) |
|
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2259 { |
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2260 struct cgraph_node *node; |
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2261 if (!cfun) |
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2262 return; |
| 111 | 2263 node = cgraph_node::get (current_function_decl); |
| 2264 | |
| 2265 if (node->ipa_transforms_to_apply.exists ()) | |
|
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2266 { |
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2267 unsigned int i; |
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2268 |
| 111 | 2269 for (i = 0; i < node->ipa_transforms_to_apply.length (); i++) |
| 145 | 2270 execute_one_ipa_transform_pass (node, node->ipa_transforms_to_apply[i], |
| 2271 do_not_collect); | |
| 111 | 2272 node->ipa_transforms_to_apply.release (); |
| 2273 } | |
| 2274 } | |
| 2275 | |
| 2276 /* Check if PASS is explicitly disabled or enabled and return | |
| 2277 the gate status. FUNC is the function to be processed, and | |
| 2278 GATE_STATUS is the gate status determined by pass manager by | |
| 2279 default. */ | |
| 2280 | |
| 2281 static bool | |
| 2282 override_gate_status (opt_pass *pass, tree func, bool gate_status) | |
| 2283 { | |
| 2284 bool explicitly_enabled = false; | |
| 2285 bool explicitly_disabled = false; | |
| 2286 | |
| 2287 explicitly_enabled | |
| 2288 = is_pass_explicitly_enabled_or_disabled (pass, func, | |
| 2289 enabled_pass_uid_range_tab); | |
| 2290 explicitly_disabled | |
| 2291 = is_pass_explicitly_enabled_or_disabled (pass, func, | |
| 2292 disabled_pass_uid_range_tab); | |
| 2293 | |
| 2294 gate_status = !explicitly_disabled && (gate_status || explicitly_enabled); | |
| 2295 | |
| 2296 return gate_status; | |
| 2297 } | |
| 2298 | |
| 2299 /* Determine if PASS_NAME matches CRITERION. | |
| 2300 Not a pure predicate, since it can update CRITERION, to support | |
| 2301 matching the Nth invocation of a pass. | |
| 2302 Subroutine of should_skip_pass_p. */ | |
| 2303 | |
| 2304 static bool | |
| 2305 determine_pass_name_match (const char *pass_name, char *criterion) | |
| 2306 { | |
| 2307 size_t namelen = strlen (pass_name); | |
| 2308 if (! strncmp (pass_name, criterion, namelen)) | |
| 2309 { | |
| 2310 /* The following supports starting with the Nth invocation | |
| 2311 of a pass (where N does not necessarily is equal to the | |
| 2312 dump file suffix). */ | |
| 2313 if (criterion[namelen] == '\0' | |
| 2314 || (criterion[namelen] == '1' | |
| 2315 && criterion[namelen + 1] == '\0')) | |
| 2316 return true; | |
| 2317 else | |
| 2318 { | |
| 2319 if (criterion[namelen + 1] == '\0') | |
| 2320 --criterion[namelen]; | |
| 2321 return false; | |
| 2322 } | |
| 2323 } | |
| 2324 else | |
| 2325 return false; | |
| 2326 } | |
| 2327 | |
| 2328 /* For skipping passes until "startwith" pass. | |
| 2329 Return true iff PASS should be skipped. | |
| 2330 Clear cfun->pass_startwith when encountering the "startwith" pass, | |
| 2331 so that all subsequent passes are run. */ | |
| 2332 | |
| 2333 static bool | |
| 2334 should_skip_pass_p (opt_pass *pass) | |
| 2335 { | |
| 2336 if (!cfun) | |
| 2337 return false; | |
| 2338 if (!cfun->pass_startwith) | |
| 2339 return false; | |
| 2340 | |
| 2341 /* For __GIMPLE functions, we have to at least start when we leave | |
| 2342 SSA. Hence, we need to detect the "expand" pass, and stop skipping | |
| 2343 when we encounter it. A cheap way to identify "expand" is it to | |
| 2344 detect the destruction of PROP_ssa. | |
| 2345 For __RTL functions, we invoke "rest_of_compilation" directly, which | |
| 2346 is after "expand", and hence we don't reach this conditional. */ | |
| 2347 if (pass->properties_destroyed & PROP_ssa) | |
| 2348 { | |
| 2349 if (!quiet_flag) | |
| 2350 fprintf (stderr, "starting anyway when leaving SSA: %s\n", pass->name); | |
| 2351 cfun->pass_startwith = NULL; | |
| 2352 return false; | |
| 2353 } | |
| 2354 | |
| 2355 if (determine_pass_name_match (pass->name, cfun->pass_startwith)) | |
| 2356 { | |
| 2357 if (!quiet_flag) | |
| 2358 fprintf (stderr, "found starting pass: %s\n", pass->name); | |
| 2359 cfun->pass_startwith = NULL; | |
| 2360 return false; | |
| 2361 } | |
| 2362 | |
| 2363 /* For GIMPLE passes, run any property provider (but continue skipping | |
| 2364 afterwards). | |
| 2365 We don't want to force running RTL passes that are property providers: | |
| 2366 "expand" is covered above, and the only pass other than "expand" that | |
| 2367 provides a property is "into_cfglayout" (PROP_cfglayout), which does | |
| 2368 too much for a dumped __RTL function. */ | |
| 2369 if (pass->type == GIMPLE_PASS | |
| 2370 && pass->properties_provided != 0) | |
| 2371 return false; | |
| 2372 | |
| 145 | 2373 /* We need to (re-)build cgraph edges as needed. */ |
| 2374 if (strstr (pass->name, "build_cgraph_edges") != NULL) | |
| 2375 return false; | |
| 2376 | |
| 111 | 2377 /* Don't skip df init; later RTL passes need it. */ |
| 145 | 2378 if (strstr (pass->name, "dfinit") != NULL |
| 2379 || strstr (pass->name, "dfinish") != NULL) | |
| 111 | 2380 return false; |
| 2381 | |
| 2382 if (!quiet_flag) | |
| 2383 fprintf (stderr, "skipping pass: %s\n", pass->name); | |
| 2384 | |
| 2385 /* If we get here, then we have a "startwith" that we haven't seen yet; | |
| 2386 skip the pass. */ | |
| 2387 return true; | |
| 2388 } | |
| 2389 | |
| 2390 /* Skip the given pass, for handling passes before "startwith" | |
| 2391 in __GIMPLE and__RTL-marked functions. | |
| 2392 In theory, this ought to be a no-op, but some of the RTL passes | |
| 2393 need additional processing here. */ | |
| 2394 | |
| 2395 static void | |
| 2396 skip_pass (opt_pass *pass) | |
| 2397 { | |
| 2398 /* Pass "reload" sets the global "reload_completed", and many | |
| 2399 things depend on this (e.g. instructions in .md files). */ | |
| 2400 if (strcmp (pass->name, "reload") == 0) | |
| 2401 reload_completed = 1; | |
| 2402 | |
| 145 | 2403 /* Similar for pass "pro_and_epilogue" and the "epilogue_completed" global |
| 2404 variable. */ | |
| 2405 if (strcmp (pass->name, "pro_and_epilogue") == 0) | |
| 2406 epilogue_completed = 1; | |
| 2407 | |
| 111 | 2408 /* The INSN_ADDRESSES vec is normally set up by |
| 2409 shorten_branches; set it up for the benefit of passes that | |
| 2410 run after this. */ | |
| 2411 if (strcmp (pass->name, "shorten") == 0) | |
| 2412 INSN_ADDRESSES_ALLOC (get_max_uid ()); | |
| 2413 | |
| 2414 /* Update the cfg hooks as appropriate. */ | |
| 2415 if (strcmp (pass->name, "into_cfglayout") == 0) | |
| 2416 { | |
| 2417 cfg_layout_rtl_register_cfg_hooks (); | |
| 2418 cfun->curr_properties |= PROP_cfglayout; | |
| 2419 } | |
| 2420 if (strcmp (pass->name, "outof_cfglayout") == 0) | |
| 2421 { | |
| 2422 rtl_register_cfg_hooks (); | |
| 2423 cfun->curr_properties &= ~PROP_cfglayout; | |
|
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2424 } |
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2425 } |
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2426 |
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2427 /* Execute PASS. */ |
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2428 |
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2429 bool |
| 111 | 2430 execute_one_pass (opt_pass *pass) |
| 0 | 2431 { |
| 2432 unsigned int todo_after = 0; | |
| 2433 | |
|
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2434 bool gate_status; |
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2435 |
| 0 | 2436 /* IPA passes are executed on whole program, so cfun should be NULL. |
| 2437 Other passes need function context set. */ | |
| 2438 if (pass->type == SIMPLE_IPA_PASS || pass->type == IPA_PASS) | |
| 2439 gcc_assert (!cfun && !current_function_decl); | |
| 2440 else | |
| 2441 gcc_assert (cfun && current_function_decl); | |
| 2442 | |
|
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2443 current_pass = pass; |
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2444 |
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2445 /* Check whether gate check should be avoided. |
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2446 User controls the value of the gate through the parameter "gate_status". */ |
| 111 | 2447 gate_status = pass->gate (cfun); |
| 2448 gate_status = override_gate_status (pass, current_function_decl, gate_status); | |
| 0 | 2449 |
|
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2450 /* Override gate with plugin. */ |
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2451 invoke_plugin_callbacks (PLUGIN_OVERRIDE_GATE, &gate_status); |
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2452 |
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2453 if (!gate_status) |
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2454 { |
| 111 | 2455 /* Run so passes selectively disabling themselves on a given function |
| 2456 are not miscounted. */ | |
| 2457 if (profile_report && cfun && (cfun->curr_properties & PROP_cfg)) | |
| 2458 { | |
| 145 | 2459 check_profile_consistency (pass->static_pass_number, false); |
| 2460 account_profile (pass->static_pass_number, false); | |
| 111 | 2461 } |
|
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2462 current_pass = NULL; |
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2463 return false; |
| 0 | 2464 } |
| 2465 | |
| 111 | 2466 if (should_skip_pass_p (pass)) |
| 2467 { | |
| 2468 skip_pass (pass); | |
| 2469 return true; | |
| 2470 } | |
| 2471 | |
|
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2472 /* Pass execution event trigger: useful to identify passes being |
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2473 executed. */ |
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2474 invoke_plugin_callbacks (PLUGIN_PASS_EXECUTION, pass); |
| 0 | 2475 |
| 2476 if (!quiet_flag && !cfun) | |
| 2477 fprintf (stderr, " <%s>", pass->name ? pass->name : ""); | |
| 2478 | |
| 2479 /* Note that the folders should only create gimple expressions. | |
| 2480 This is a hack until the new folder is ready. */ | |
| 2481 in_gimple_form = (cfun && (cfun->curr_properties & PROP_trees)) != 0; | |
| 2482 | |
| 111 | 2483 pass_init_dump_file (pass); |
| 0 | 2484 |
| 2485 /* If a timevar is present, start it. */ | |
|
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2486 if (pass->tv_id != TV_NONE) |
| 0 | 2487 timevar_push (pass->tv_id); |
| 2488 | |
| 145 | 2489 if (profile_report && cfun && (cfun->curr_properties & PROP_cfg)) |
| 2490 check_profile_consistency (pass->static_pass_number, true); | |
| 2491 | |
| 111 | 2492 /* Run pre-pass verification. */ |
| 2493 execute_todo (pass->todo_flags_start); | |
| 2494 | |
| 2495 if (flag_checking) | |
| 2496 do_per_function (verify_curr_properties, | |
| 2497 (void *)(size_t)pass->properties_required); | |
| 2498 | |
| 0 | 2499 /* Do it! */ |
| 111 | 2500 todo_after = pass->execute (cfun); |
| 2501 | |
| 2502 if (todo_after & TODO_discard_function) | |
| 0 | 2503 { |
| 111 | 2504 /* Stop timevar. */ |
| 2505 if (pass->tv_id != TV_NONE) | |
| 2506 timevar_pop (pass->tv_id); | |
| 2507 | |
| 2508 pass_fini_dump_file (pass); | |
| 2509 | |
| 2510 gcc_assert (cfun); | |
| 2511 /* As cgraph_node::release_body expects release dominators info, | |
| 2512 we have to release it. */ | |
| 2513 if (dom_info_available_p (CDI_DOMINATORS)) | |
| 2514 free_dominance_info (CDI_DOMINATORS); | |
| 2515 | |
| 2516 if (dom_info_available_p (CDI_POST_DOMINATORS)) | |
| 2517 free_dominance_info (CDI_POST_DOMINATORS); | |
| 2518 | |
| 2519 tree fn = cfun->decl; | |
| 2520 pop_cfun (); | |
| 2521 gcc_assert (!cfun); | |
| 2522 cgraph_node::get (fn)->release_body (); | |
| 2523 | |
| 2524 current_pass = NULL; | |
| 2525 redirect_edge_var_map_empty (); | |
| 2526 | |
| 2527 ggc_collect (); | |
| 2528 | |
| 2529 return true; | |
| 0 | 2530 } |
| 2531 | |
| 111 | 2532 do_per_function (clear_last_verified, NULL); |
| 2533 | |
| 2534 do_per_function (update_properties_after_pass, pass); | |
| 2535 | |
| 2536 /* Run post-pass cleanup and verification. */ | |
| 2537 execute_todo (todo_after | pass->todo_flags_finish | TODO_verify_il); | |
| 2538 if (profile_report && cfun && (cfun->curr_properties & PROP_cfg)) | |
| 145 | 2539 account_profile (pass->static_pass_number, true); |
| 111 | 2540 |
| 2541 verify_interpass_invariants (); | |
| 2542 | |
| 0 | 2543 /* Stop timevar. */ |
|
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2544 if (pass->tv_id != TV_NONE) |
| 0 | 2545 timevar_pop (pass->tv_id); |
| 2546 | |
| 111 | 2547 if (pass->type == IPA_PASS |
| 2548 && ((ipa_opt_pass_d *)pass)->function_transform) | |
|
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2549 { |
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2550 struct cgraph_node *node; |
| 111 | 2551 FOR_EACH_FUNCTION_WITH_GIMPLE_BODY (node) |
| 2552 node->ipa_transforms_to_apply.safe_push ((ipa_opt_pass_d *)pass); | |
|
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2553 } |
| 111 | 2554 else if (dump_file) |
| 2555 do_per_function (execute_function_dump, pass); | |
| 0 | 2556 |
| 2557 if (!current_function_decl) | |
| 111 | 2558 symtab->process_new_functions (); |
| 0 | 2559 |
| 2560 pass_fini_dump_file (pass); | |
| 2561 | |
| 2562 if (pass->type != SIMPLE_IPA_PASS && pass->type != IPA_PASS) | |
| 2563 gcc_assert (!(cfun->curr_properties & PROP_trees) | |
| 2564 || pass->type != RTL_PASS); | |
| 2565 | |
| 2566 current_pass = NULL; | |
| 111 | 2567 redirect_edge_var_map_empty (); |
| 2568 | |
| 2569 /* Signal this is a suitable GC collection point. */ | |
| 2570 if (!((todo_after | pass->todo_flags_finish) & TODO_do_not_ggc_collect)) | |
| 2571 ggc_collect (); | |
| 0 | 2572 |
| 145 | 2573 if (pass->type == SIMPLE_IPA_PASS || pass->type == IPA_PASS) |
| 2574 report_heap_memory_use (); | |
| 0 | 2575 return true; |
| 2576 } | |
| 2577 | |
| 111 | 2578 static void |
| 2579 execute_pass_list_1 (opt_pass *pass) | |
| 0 | 2580 { |
| 2581 do | |
| 2582 { | |
| 2583 gcc_assert (pass->type == GIMPLE_PASS | |
| 2584 || pass->type == RTL_PASS); | |
| 111 | 2585 |
| 2586 if (cfun == NULL) | |
| 2587 return; | |
| 0 | 2588 if (execute_one_pass (pass) && pass->sub) |
| 111 | 2589 execute_pass_list_1 (pass->sub); |
| 0 | 2590 pass = pass->next; |
| 2591 } | |
| 2592 while (pass); | |
| 2593 } | |
| 2594 | |
| 111 | 2595 void |
| 2596 execute_pass_list (function *fn, opt_pass *pass) | |
| 2597 { | |
| 2598 gcc_assert (fn == cfun); | |
| 2599 execute_pass_list_1 (pass); | |
| 2600 if (cfun && fn->cfg) | |
| 2601 { | |
| 2602 free_dominance_info (CDI_DOMINATORS); | |
| 2603 free_dominance_info (CDI_POST_DOMINATORS); | |
| 2604 } | |
| 2605 } | |
| 2606 | |
| 2607 /* Write out all LTO data. */ | |
| 2608 static void | |
| 2609 write_lto (void) | |
| 2610 { | |
| 2611 timevar_push (TV_IPA_LTO_GIMPLE_OUT); | |
| 2612 lto_output (); | |
| 2613 timevar_pop (TV_IPA_LTO_GIMPLE_OUT); | |
| 2614 timevar_push (TV_IPA_LTO_DECL_OUT); | |
| 2615 produce_asm_for_decls (); | |
| 2616 timevar_pop (TV_IPA_LTO_DECL_OUT); | |
| 2617 } | |
| 2618 | |
| 0 | 2619 /* Same as execute_pass_list but assume that subpasses of IPA passes |
|
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2620 are local passes. If SET is not NULL, write out summaries of only |
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2621 those node in SET. */ |
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2622 |
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2623 static void |
| 111 | 2624 ipa_write_summaries_2 (opt_pass *pass, struct lto_out_decl_state *state) |
|
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2625 { |
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2626 while (pass) |
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2627 { |
| 111 | 2628 ipa_opt_pass_d *ipa_pass = (ipa_opt_pass_d *)pass; |
|
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2629 gcc_assert (!current_function_decl); |
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2630 gcc_assert (!cfun); |
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|
2631 gcc_assert (pass->type == SIMPLE_IPA_PASS || pass->type == IPA_PASS); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2632 if (pass->type == IPA_PASS |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
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diff
changeset
|
2633 && ipa_pass->write_summary |
| 111 | 2634 && pass->gate (cfun)) |
|
55
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parents:
0
diff
changeset
|
2635 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2636 /* If a timevar is present, start it. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2637 if (pass->tv_id) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2638 timevar_push (pass->tv_id); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2639 |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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63
diff
changeset
|
2640 pass_init_dump_file (pass); |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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diff
changeset
|
2641 |
| 111 | 2642 current_pass = pass; |
| 2643 ipa_pass->write_summary (); | |
|
55
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parents:
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diff
changeset
|
2644 |
|
67
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2645 pass_fini_dump_file (pass); |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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diff
changeset
|
2646 |
|
55
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update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2647 /* If a timevar is present, start it. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2648 if (pass->tv_id) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2649 timevar_pop (pass->tv_id); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2650 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2651 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2652 if (pass->sub && pass->sub->type != GIMPLE_PASS) |
| 111 | 2653 ipa_write_summaries_2 (pass->sub, state); |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2654 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2655 pass = pass->next; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2656 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2657 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2658 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2659 /* Helper function of ipa_write_summaries. Creates and destroys the |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2660 decl state and calls ipa_write_summaries_2 for all passes that have |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2661 summaries. SET is the set of nodes to be written. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2662 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2663 static void |
| 111 | 2664 ipa_write_summaries_1 (lto_symtab_encoder_t encoder) |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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diff
changeset
|
2665 { |
| 111 | 2666 pass_manager *passes = g->get_passes (); |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2667 struct lto_out_decl_state *state = lto_new_out_decl_state (); |
| 111 | 2668 state->symtab_node_encoder = encoder; |
| 2669 | |
| 2670 lto_output_init_mode_table (); | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2671 lto_push_out_decl_state (state); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2672 |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2673 gcc_assert (!flag_wpa); |
| 111 | 2674 ipa_write_summaries_2 (passes->all_regular_ipa_passes, state); |
| 2675 | |
| 2676 write_lto (); | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2677 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2678 gcc_assert (lto_get_out_decl_state () == state); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2679 lto_pop_out_decl_state (); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2680 lto_delete_out_decl_state (state); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2681 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2682 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2683 /* Write out summaries for all the nodes in the callgraph. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2684 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2685 void |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2686 ipa_write_summaries (void) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2687 { |
| 111 | 2688 lto_symtab_encoder_t encoder; |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2689 int i, order_pos; |
| 111 | 2690 varpool_node *vnode; |
| 2691 struct cgraph_node *node; | |
| 2692 struct cgraph_node **order; | |
| 2693 | |
| 2694 if ((!flag_generate_lto && !flag_generate_offload) || seen_error ()) | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2695 return; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2696 |
| 131 | 2697 gcc_assert (!dump_file); |
| 2698 streamer_dump_file = dump_begin (TDI_lto_stream_out, NULL); | |
| 2699 | |
| 111 | 2700 select_what_to_stream (); |
| 2701 | |
| 2702 encoder = lto_symtab_encoder_new (false); | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2703 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2704 /* Create the callgraph set in the same order used in |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2705 cgraph_expand_all_functions. This mostly facilitates debugging, |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2706 since it causes the gimple file to be processed in the same order |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2707 as the source code. */ |
| 111 | 2708 order = XCNEWVEC (struct cgraph_node *, symtab->cgraph_count); |
| 2709 order_pos = ipa_reverse_postorder (order); | |
| 2710 gcc_assert (order_pos == symtab->cgraph_count); | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2711 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2712 for (i = order_pos - 1; i >= 0; i--) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2713 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2714 struct cgraph_node *node = order[i]; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2715 |
| 145 | 2716 if (node->definition && node->need_lto_streaming) |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2717 { |
| 145 | 2718 if (gimple_has_body_p (node->decl)) |
| 2719 lto_prepare_function_for_streaming (node); | |
| 2720 lto_set_symtab_encoder_in_partition (encoder, node); | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2721 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2722 } |
| 111 | 2723 |
| 2724 FOR_EACH_DEFINED_FUNCTION (node) | |
| 2725 if (node->alias && node->need_lto_streaming) | |
| 2726 lto_set_symtab_encoder_in_partition (encoder, node); | |
| 2727 FOR_EACH_DEFINED_VARIABLE (vnode) | |
| 2728 if (vnode->need_lto_streaming) | |
| 2729 lto_set_symtab_encoder_in_partition (encoder, vnode); | |
| 2730 | |
| 2731 ipa_write_summaries_1 (compute_ltrans_boundary (encoder)); | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2732 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2733 free (order); |
| 131 | 2734 if (streamer_dump_file) |
| 2735 { | |
| 2736 dump_end (TDI_lto_stream_out, streamer_dump_file); | |
| 2737 streamer_dump_file = NULL; | |
| 2738 } | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2739 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2740 |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2741 /* Same as execute_pass_list but assume that subpasses of IPA passes |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2742 are local passes. If SET is not NULL, write out optimization summaries of |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2743 only those node in SET. */ |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2744 |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2745 static void |
| 111 | 2746 ipa_write_optimization_summaries_1 (opt_pass *pass, |
| 2747 struct lto_out_decl_state *state) | |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2748 { |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2749 while (pass) |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2750 { |
| 111 | 2751 ipa_opt_pass_d *ipa_pass = (ipa_opt_pass_d *)pass; |
|
63
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parents:
55
diff
changeset
|
2752 gcc_assert (!current_function_decl); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2753 gcc_assert (!cfun); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2754 gcc_assert (pass->type == SIMPLE_IPA_PASS || pass->type == IPA_PASS); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2755 if (pass->type == IPA_PASS |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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55
diff
changeset
|
2756 && ipa_pass->write_optimization_summary |
| 111 | 2757 && pass->gate (cfun)) |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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55
diff
changeset
|
2758 { |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2759 /* If a timevar is present, start it. */ |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2760 if (pass->tv_id) |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2761 timevar_push (pass->tv_id); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2762 |
|
67
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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63
diff
changeset
|
2763 pass_init_dump_file (pass); |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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63
diff
changeset
|
2764 |
| 111 | 2765 current_pass = pass; |
| 2766 ipa_pass->write_optimization_summary (); | |
|
63
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update gcc from gcc-4.5.0 to gcc-4.6
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55
diff
changeset
|
2767 |
|
67
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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63
diff
changeset
|
2768 pass_fini_dump_file (pass); |
|
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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63
diff
changeset
|
2769 |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2770 /* If a timevar is present, start it. */ |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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55
diff
changeset
|
2771 if (pass->tv_id) |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2772 timevar_pop (pass->tv_id); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2773 } |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2774 |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2775 if (pass->sub && pass->sub->type != GIMPLE_PASS) |
| 111 | 2776 ipa_write_optimization_summaries_1 (pass->sub, state); |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2777 |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2778 pass = pass->next; |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2779 } |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2780 } |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2781 |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2782 /* Write all the optimization summaries for the cgraph nodes in SET. If SET is |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2783 NULL, write out all summaries of all nodes. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2784 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2785 void |
| 111 | 2786 ipa_write_optimization_summaries (lto_symtab_encoder_t encoder) |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2787 { |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2788 struct lto_out_decl_state *state = lto_new_out_decl_state (); |
| 111 | 2789 state->symtab_node_encoder = encoder; |
| 2790 | |
| 2791 lto_output_init_mode_table (); | |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2792 lto_push_out_decl_state (state); |
| 145 | 2793 |
| 2794 /* Be sure that we did not forget to renumber stmt uids. */ | |
| 2795 gcc_checking_assert (flag_wpa); | |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2796 |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2797 gcc_assert (flag_wpa); |
| 111 | 2798 pass_manager *passes = g->get_passes (); |
| 2799 ipa_write_optimization_summaries_1 (passes->all_regular_ipa_passes, state); | |
| 2800 | |
| 2801 write_lto (); | |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2802 |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2803 gcc_assert (lto_get_out_decl_state () == state); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2804 lto_pop_out_decl_state (); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2805 lto_delete_out_decl_state (state); |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2806 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2807 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2808 /* Same as execute_pass_list but assume that subpasses of IPA passes |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2809 are local passes. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2810 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2811 static void |
| 111 | 2812 ipa_read_summaries_1 (opt_pass *pass) |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2813 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2814 while (pass) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2815 { |
| 111 | 2816 ipa_opt_pass_d *ipa_pass = (ipa_opt_pass_d *) pass; |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2817 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2818 gcc_assert (!current_function_decl); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2819 gcc_assert (!cfun); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2820 gcc_assert (pass->type == SIMPLE_IPA_PASS || pass->type == IPA_PASS); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2821 |
| 111 | 2822 if (pass->gate (cfun)) |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2823 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2824 if (pass->type == IPA_PASS && ipa_pass->read_summary) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2825 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2826 /* If a timevar is present, start it. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2827 if (pass->tv_id) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2828 timevar_push (pass->tv_id); |
| 145 | 2829 if (!quiet_flag) |
| 2830 fprintf (stderr, " <%s>", pass->name ? pass->name : ""); | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2831 |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2832 pass_init_dump_file (pass); |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2833 |
| 111 | 2834 current_pass = pass; |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2835 ipa_pass->read_summary (); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2836 |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2837 pass_fini_dump_file (pass); |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2838 |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2839 /* Stop timevar. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2840 if (pass->tv_id) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2841 timevar_pop (pass->tv_id); |
| 145 | 2842 ggc_grow (); |
| 2843 report_heap_memory_use (); | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2844 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2845 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2846 if (pass->sub && pass->sub->type != GIMPLE_PASS) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2847 ipa_read_summaries_1 (pass->sub); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2848 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2849 pass = pass->next; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2850 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2851 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2852 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2853 |
| 111 | 2854 /* Read all the summaries for all_regular_ipa_passes. */ |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2855 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2856 void |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2857 ipa_read_summaries (void) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2858 { |
| 111 | 2859 pass_manager *passes = g->get_passes (); |
| 2860 ipa_read_summaries_1 (passes->all_regular_ipa_passes); | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2861 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2862 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2863 /* Same as execute_pass_list but assume that subpasses of IPA passes |
| 0 | 2864 are local passes. */ |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2865 |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2866 static void |
| 111 | 2867 ipa_read_optimization_summaries_1 (opt_pass *pass) |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2868 { |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2869 while (pass) |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2870 { |
| 111 | 2871 ipa_opt_pass_d *ipa_pass = (ipa_opt_pass_d *) pass; |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2872 |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2873 gcc_assert (!current_function_decl); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2874 gcc_assert (!cfun); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2875 gcc_assert (pass->type == SIMPLE_IPA_PASS || pass->type == IPA_PASS); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2876 |
| 111 | 2877 if (pass->gate (cfun)) |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2878 { |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2879 if (pass->type == IPA_PASS && ipa_pass->read_optimization_summary) |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2880 { |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2881 /* If a timevar is present, start it. */ |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2882 if (pass->tv_id) |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2883 timevar_push (pass->tv_id); |
| 145 | 2884 if (!quiet_flag) |
| 2885 fprintf (stderr, " <%s>", pass->name ? pass->name : ""); | |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2886 |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2887 pass_init_dump_file (pass); |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2888 |
| 111 | 2889 current_pass = pass; |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2890 ipa_pass->read_optimization_summary (); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2891 |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2892 pass_fini_dump_file (pass); |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
2893 |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2894 /* Stop timevar. */ |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2895 if (pass->tv_id) |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
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55
diff
changeset
|
2896 timevar_pop (pass->tv_id); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2897 } |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2898 |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2899 if (pass->sub && pass->sub->type != GIMPLE_PASS) |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2900 ipa_read_optimization_summaries_1 (pass->sub); |
| 145 | 2901 ggc_grow (); |
| 2902 report_heap_memory_use (); | |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2903 } |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2904 pass = pass->next; |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2905 } |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2906 } |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2907 |
| 111 | 2908 /* Read all the summaries for all_regular_ipa_passes. */ |
|
63
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2909 |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2910 void |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2911 ipa_read_optimization_summaries (void) |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2912 { |
| 111 | 2913 pass_manager *passes = g->get_passes (); |
| 2914 ipa_read_optimization_summaries_1 (passes->all_regular_ipa_passes); | |
|
63
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2915 } |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2916 |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2917 /* Same as execute_pass_list but assume that subpasses of IPA passes |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2918 are local passes. */ |
| 0 | 2919 void |
| 111 | 2920 execute_ipa_pass_list (opt_pass *pass) |
| 0 | 2921 { |
| 2922 do | |
| 2923 { | |
| 2924 gcc_assert (!current_function_decl); | |
| 2925 gcc_assert (!cfun); | |
| 2926 gcc_assert (pass->type == SIMPLE_IPA_PASS || pass->type == IPA_PASS); | |
| 2927 if (execute_one_pass (pass) && pass->sub) | |
| 2928 { | |
| 2929 if (pass->sub->type == GIMPLE_PASS) | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2930 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2931 invoke_plugin_callbacks (PLUGIN_EARLY_GIMPLE_PASSES_START, NULL); |
| 111 | 2932 do_per_function_toporder ((void (*)(function *, void *)) |
| 2933 execute_pass_list, | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2934 pass->sub); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2935 invoke_plugin_callbacks (PLUGIN_EARLY_GIMPLE_PASSES_END, NULL); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2936 } |
| 0 | 2937 else if (pass->sub->type == SIMPLE_IPA_PASS |
| 2938 || pass->sub->type == IPA_PASS) | |
| 2939 execute_ipa_pass_list (pass->sub); | |
| 2940 else | |
| 2941 gcc_unreachable (); | |
| 2942 } | |
|
55
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update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2943 gcc_assert (!current_function_decl); |
| 111 | 2944 symtab->process_new_functions (); |
| 0 | 2945 pass = pass->next; |
| 2946 } | |
| 2947 while (pass); | |
| 2948 } | |
| 2949 | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2950 /* Execute stmt fixup hooks of all passes in PASS for NODE and STMTS. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2951 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2952 static void |
| 111 | 2953 execute_ipa_stmt_fixups (opt_pass *pass, |
| 2954 struct cgraph_node *node, gimple **stmts) | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2955 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2956 while (pass) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2957 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2958 /* Execute all of the IPA_PASSes in the list. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2959 if (pass->type == IPA_PASS |
| 111 | 2960 && pass->gate (cfun)) |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2961 { |
| 111 | 2962 ipa_opt_pass_d *ipa_pass = (ipa_opt_pass_d *) pass; |
|
55
77e2b8dfacca
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parents:
0
diff
changeset
|
2963 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2964 if (ipa_pass->stmt_fixup) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2965 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2966 pass_init_dump_file (pass); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2967 /* If a timevar is present, start it. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2968 if (pass->tv_id) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2969 timevar_push (pass->tv_id); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2970 |
| 111 | 2971 current_pass = pass; |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2972 ipa_pass->stmt_fixup (node, stmts); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2973 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2974 /* Stop timevar. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2975 if (pass->tv_id) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2976 timevar_pop (pass->tv_id); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2977 pass_fini_dump_file (pass); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2978 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2979 if (pass->sub) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2980 execute_ipa_stmt_fixups (pass->sub, node, stmts); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2981 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2982 pass = pass->next; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2983 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2984 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2985 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2986 /* Execute stmt fixup hooks of all IPA passes for NODE and STMTS. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
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0
diff
changeset
|
2987 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2988 void |
| 111 | 2989 execute_all_ipa_stmt_fixups (struct cgraph_node *node, gimple **stmts) |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2990 { |
| 111 | 2991 pass_manager *passes = g->get_passes (); |
| 2992 execute_ipa_stmt_fixups (passes->all_regular_ipa_passes, node, stmts); | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2993 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2994 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2995 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2996 extern void debug_properties (unsigned int); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2997 extern void dump_properties (FILE *, unsigned int); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2998 |
|
67
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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63
diff
changeset
|
2999 DEBUG_FUNCTION void |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
3000 dump_properties (FILE *dump, unsigned int props) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
3001 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
3002 fprintf (dump, "Properties:\n"); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
3003 if (props & PROP_gimple_any) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
3004 fprintf (dump, "PROP_gimple_any\n"); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
3005 if (props & PROP_gimple_lcf) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
3006 fprintf (dump, "PROP_gimple_lcf\n"); |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
3007 if (props & PROP_gimple_leh) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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0
diff
changeset
|
3008 fprintf (dump, "PROP_gimple_leh\n"); |
|
77e2b8dfacca
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0
diff
changeset
|
3009 if (props & PROP_cfg) |
|
77e2b8dfacca
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0
diff
changeset
|
3010 fprintf (dump, "PROP_cfg\n"); |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
3011 if (props & PROP_ssa) |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
3012 fprintf (dump, "PROP_ssa\n"); |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
3013 if (props & PROP_no_crit_edges) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
3014 fprintf (dump, "PROP_no_crit_edges\n"); |
|
77e2b8dfacca
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0
diff
changeset
|
3015 if (props & PROP_rtl) |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
3016 fprintf (dump, "PROP_rtl\n"); |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
3017 if (props & PROP_gimple_lomp) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
3018 fprintf (dump, "PROP_gimple_lomp\n"); |
| 111 | 3019 if (props & PROP_gimple_lomp_dev) |
| 3020 fprintf (dump, "PROP_gimple_lomp_dev\n"); | |
|
63
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55
diff
changeset
|
3021 if (props & PROP_gimple_lcx) |
|
b7f97abdc517
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parents:
55
diff
changeset
|
3022 fprintf (dump, "PROP_gimple_lcx\n"); |
| 111 | 3023 if (props & PROP_gimple_lvec) |
| 3024 fprintf (dump, "PROP_gimple_lvec\n"); | |
|
67
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63
diff
changeset
|
3025 if (props & PROP_cfglayout) |
|
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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63
diff
changeset
|
3026 fprintf (dump, "PROP_cfglayout\n"); |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
3027 } |
|
77e2b8dfacca
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0
diff
changeset
|
3028 |
|
67
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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63
diff
changeset
|
3029 DEBUG_FUNCTION void |
|
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3030 debug_properties (unsigned int props) |
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3031 { |
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3032 dump_properties (stderr, props); |
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3033 } |
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3034 |
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3035 /* Called by local passes to see if function is called by already processed nodes. |
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3036 Because we process nodes in topological order, this means that function is |
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3037 in recursive cycle or we introduced new direct calls. */ |
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3038 bool |
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3039 function_called_by_processed_nodes_p (void) |
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3040 { |
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3041 struct cgraph_edge *e; |
| 111 | 3042 for (e = cgraph_node::get (current_function_decl)->callers; |
| 3043 e; | |
| 3044 e = e->next_caller) | |
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3045 { |
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3046 if (e->caller->decl == current_function_decl) |
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3047 continue; |
| 111 | 3048 if (!e->caller->has_gimple_body_p ()) |
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3049 continue; |
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3050 if (TREE_ASM_WRITTEN (e->caller->decl)) |
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3051 continue; |
| 145 | 3052 if (!e->caller->process && !e->caller->inlined_to) |
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3053 break; |
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3054 } |
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3055 if (dump_file && e) |
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3056 { |
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3057 fprintf (dump_file, "Already processed call to:\n"); |
| 111 | 3058 e->caller->dump (dump_file); |
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3059 } |
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3060 return e != NULL; |
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3061 } |