Mercurial > hg > CbC > CbC_gcc
annotate gcc/passes.c @ 108:7ad14f446135
add CbC-example/rectypeTest/
| author | Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp> |
|---|---|
| date | Thu, 14 Jun 2012 20:30:24 +0900 |
| parents | 1b10fe6932e1 |
| children | ab0bcb71f44d |
| rev | line source |
|---|---|
| 0 | 1 /* Top level of GCC compilers (cc1, cc1plus, etc.) |
| 2 Copyright (C) 1987, 1988, 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998, | |
|
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3 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 |
| 0 | 4 Free Software Foundation, Inc. |
| 5 | |
| 6 This file is part of GCC. | |
| 7 | |
| 8 GCC is free software; you can redistribute it and/or modify it under | |
| 9 the terms of the GNU General Public License as published by the Free | |
| 10 Software Foundation; either version 3, or (at your option) any later | |
| 11 version. | |
| 12 | |
| 13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
| 14 WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 16 for more details. | |
| 17 | |
| 18 You should have received a copy of the GNU General Public License | |
| 19 along with GCC; see the file COPYING3. If not see | |
| 20 <http://www.gnu.org/licenses/>. */ | |
| 21 | |
| 22 /* This is the top level of cc1/c++. | |
| 23 It parses command args, opens files, invokes the various passes | |
| 24 in the proper order, and counts the time used by each. | |
| 25 Error messages and low-level interface to malloc also handled here. */ | |
| 26 | |
| 27 #include "config.h" | |
| 28 #include "system.h" | |
| 29 #include "coretypes.h" | |
| 30 #include "tm.h" | |
| 31 #include "line-map.h" | |
| 32 #include "input.h" | |
| 33 #include "tree.h" | |
| 34 #include "rtl.h" | |
| 35 #include "tm_p.h" | |
| 36 #include "flags.h" | |
| 37 #include "insn-attr.h" | |
| 38 #include "insn-config.h" | |
| 39 #include "insn-flags.h" | |
| 40 #include "hard-reg-set.h" | |
| 41 #include "recog.h" | |
| 42 #include "output.h" | |
| 43 #include "except.h" | |
| 44 #include "function.h" | |
| 45 #include "toplev.h" | |
| 46 #include "expr.h" | |
| 47 #include "basic-block.h" | |
| 48 #include "intl.h" | |
| 49 #include "ggc.h" | |
| 50 #include "graph.h" | |
| 51 #include "regs.h" | |
| 52 #include "timevar.h" | |
|
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53 #include "diagnostic-core.h" |
| 0 | 54 #include "params.h" |
| 55 #include "reload.h" | |
| 56 #include "dwarf2asm.h" | |
| 57 #include "integrate.h" | |
| 58 #include "debug.h" | |
| 59 #include "target.h" | |
| 60 #include "langhooks.h" | |
| 61 #include "cfglayout.h" | |
| 62 #include "cfgloop.h" | |
| 63 #include "hosthooks.h" | |
| 64 #include "cgraph.h" | |
| 65 #include "opts.h" | |
| 66 #include "coverage.h" | |
| 67 #include "value-prof.h" | |
| 68 #include "tree-inline.h" | |
| 69 #include "tree-flow.h" | |
| 70 #include "tree-pass.h" | |
| 71 #include "tree-dump.h" | |
| 72 #include "df.h" | |
| 73 #include "predict.h" | |
|
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74 #include "lto-streamer.h" |
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75 #include "plugin.h" |
| 0 | 76 |
| 77 #if defined (DWARF2_UNWIND_INFO) || defined (DWARF2_DEBUGGING_INFO) | |
| 78 #include "dwarf2out.h" | |
| 79 #endif | |
| 80 | |
| 81 #if defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO) | |
| 82 #include "dbxout.h" | |
| 83 #endif | |
| 84 | |
| 85 #ifdef SDB_DEBUGGING_INFO | |
| 86 #include "sdbout.h" | |
| 87 #endif | |
| 88 | |
| 89 #ifdef XCOFF_DEBUGGING_INFO | |
| 90 #include "xcoffout.h" /* Needed for external data | |
| 91 declarations for e.g. AIX 4.x. */ | |
| 92 #endif | |
| 93 | |
| 94 /* This is used for debugging. It allows the current pass to printed | |
|
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95 from anywhere in compilation. |
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96 The variable current_pass is also used for statistics and plugins. */ |
| 0 | 97 struct opt_pass *current_pass; |
| 98 | |
| 99 /* Call from anywhere to find out what pass this is. Useful for | |
| 100 printing out debugging information deep inside an service | |
| 101 routine. */ | |
| 102 void | |
| 103 print_current_pass (FILE *file) | |
| 104 { | |
| 105 if (current_pass) | |
|
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106 fprintf (file, "current pass = %s (%d)\n", |
| 0 | 107 current_pass->name, current_pass->static_pass_number); |
| 108 else | |
| 109 fprintf (file, "no current pass.\n"); | |
| 110 } | |
| 111 | |
| 112 | |
| 113 /* Call from the debugger to get the current pass name. */ | |
|
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114 DEBUG_FUNCTION void |
| 0 | 115 debug_pass (void) |
| 116 { | |
| 117 print_current_pass (stderr); | |
|
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118 } |
| 0 | 119 |
| 120 | |
| 121 | |
| 122 /* Global variables used to communicate with passes. */ | |
| 123 int dump_flags; | |
| 124 bool in_gimple_form; | |
| 125 bool first_pass_instance; | |
| 126 | |
| 127 | |
| 128 /* This is called from various places for FUNCTION_DECL, VAR_DECL, | |
| 129 and TYPE_DECL nodes. | |
| 130 | |
| 131 This does nothing for local (non-static) variables, unless the | |
| 132 variable is a register variable with DECL_ASSEMBLER_NAME set. In | |
| 133 that case, or if the variable is not an automatic, it sets up the | |
| 134 RTL and outputs any assembler code (label definition, storage | |
| 135 allocation and initialization). | |
| 136 | |
| 137 DECL is the declaration. TOP_LEVEL is nonzero | |
| 138 if this declaration is not within a function. */ | |
| 139 | |
| 140 void | |
| 141 rest_of_decl_compilation (tree decl, | |
| 142 int top_level, | |
| 143 int at_end) | |
| 144 { | |
| 145 /* We deferred calling assemble_alias so that we could collect | |
| 146 other attributes such as visibility. Emit the alias now. */ | |
|
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147 if (!in_lto_p) |
| 0 | 148 { |
| 149 tree alias; | |
| 150 alias = lookup_attribute ("alias", DECL_ATTRIBUTES (decl)); | |
| 151 if (alias) | |
| 152 { | |
| 153 alias = TREE_VALUE (TREE_VALUE (alias)); | |
| 154 alias = get_identifier (TREE_STRING_POINTER (alias)); | |
| 155 assemble_alias (decl, alias); | |
| 156 } | |
| 157 } | |
| 158 | |
| 159 /* Can't defer this, because it needs to happen before any | |
| 160 later function definitions are processed. */ | |
| 161 if (DECL_ASSEMBLER_NAME_SET_P (decl) && DECL_REGISTER (decl)) | |
| 162 make_decl_rtl (decl); | |
| 163 | |
| 164 /* Forward declarations for nested functions are not "external", | |
| 165 but we need to treat them as if they were. */ | |
| 166 if (TREE_STATIC (decl) || DECL_EXTERNAL (decl) | |
| 167 || TREE_CODE (decl) == FUNCTION_DECL) | |
| 168 { | |
| 169 timevar_push (TV_VARCONST); | |
| 170 | |
| 171 /* Don't output anything when a tentative file-scope definition | |
| 172 is seen. But at end of compilation, do output code for them. | |
| 173 | |
| 174 We do output all variables and rely on | |
| 175 callgraph code to defer them except for forward declarations | |
| 176 (see gcc.c-torture/compile/920624-1.c) */ | |
| 177 if ((at_end | |
| 178 || !DECL_DEFER_OUTPUT (decl) | |
| 179 || DECL_INITIAL (decl)) | |
| 180 && !DECL_EXTERNAL (decl)) | |
| 181 { | |
|
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182 /* When reading LTO unit, we also read varpool, so do not |
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183 rebuild it. */ |
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184 if (in_lto_p && !at_end) |
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185 ; |
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186 else if (TREE_CODE (decl) != FUNCTION_DECL) |
| 0 | 187 varpool_finalize_decl (decl); |
| 188 } | |
| 189 | |
| 190 #ifdef ASM_FINISH_DECLARE_OBJECT | |
| 191 if (decl == last_assemble_variable_decl) | |
| 192 { | |
| 193 ASM_FINISH_DECLARE_OBJECT (asm_out_file, decl, | |
| 194 top_level, at_end); | |
| 195 } | |
| 196 #endif | |
| 197 | |
| 198 timevar_pop (TV_VARCONST); | |
| 199 } | |
| 200 else if (TREE_CODE (decl) == TYPE_DECL | |
| 201 /* Like in rest_of_type_compilation, avoid confusing the debug | |
| 202 information machinery when there are errors. */ | |
|
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203 && !seen_error ()) |
| 0 | 204 { |
| 205 timevar_push (TV_SYMOUT); | |
| 206 debug_hooks->type_decl (decl, !top_level); | |
| 207 timevar_pop (TV_SYMOUT); | |
| 208 } | |
| 209 | |
| 210 /* Let cgraph know about the existence of variables. */ | |
|
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211 if (in_lto_p && !at_end) |
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212 ; |
|
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213 else if (TREE_CODE (decl) == VAR_DECL && !DECL_EXTERNAL (decl) |
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214 && TREE_STATIC (decl)) |
| 0 | 215 varpool_node (decl); |
| 216 } | |
| 217 | |
| 218 /* Called after finishing a record, union or enumeral type. */ | |
| 219 | |
| 220 void | |
| 221 rest_of_type_compilation (tree type, int toplev) | |
| 222 { | |
| 223 /* Avoid confusing the debug information machinery when there are | |
| 224 errors. */ | |
|
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225 if (seen_error ()) |
| 0 | 226 return; |
| 227 | |
| 228 timevar_push (TV_SYMOUT); | |
| 229 debug_hooks->type_decl (TYPE_STUB_DECL (type), !toplev); | |
| 230 timevar_pop (TV_SYMOUT); | |
| 231 } | |
| 232 | |
| 233 | |
| 234 | |
| 235 void | |
| 236 finish_optimization_passes (void) | |
| 237 { | |
|
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238 int i; |
| 0 | 239 struct dump_file_info *dfi; |
| 240 char *name; | |
| 241 | |
| 242 timevar_push (TV_DUMP); | |
| 243 if (profile_arc_flag || flag_test_coverage || flag_branch_probabilities) | |
| 244 { | |
| 245 dump_file = dump_begin (pass_profile.pass.static_pass_number, NULL); | |
| 246 end_branch_prob (); | |
| 247 if (dump_file) | |
| 248 dump_end (pass_profile.pass.static_pass_number, dump_file); | |
| 249 } | |
| 250 | |
| 251 if (optimize > 0) | |
| 252 { | |
| 253 dump_file = dump_begin (pass_combine.pass.static_pass_number, NULL); | |
| 254 if (dump_file) | |
| 255 { | |
| 256 dump_combine_total_stats (dump_file); | |
| 257 dump_end (pass_combine.pass.static_pass_number, dump_file); | |
| 258 } | |
| 259 } | |
| 260 | |
| 261 /* Do whatever is necessary to finish printing the graphs. */ | |
| 262 if (graph_dump_format != no_graph) | |
| 263 for (i = TDI_end; (dfi = get_dump_file_info (i)) != NULL; ++i) | |
| 264 if (dump_initialized_p (i) | |
| 265 && (dfi->flags & TDF_GRAPH) != 0 | |
| 266 && (name = get_dump_file_name (i)) != NULL) | |
| 267 { | |
| 268 finish_graph_dump_file (name); | |
| 269 free (name); | |
| 270 } | |
| 271 | |
| 272 timevar_pop (TV_DUMP); | |
| 273 } | |
| 274 | |
| 275 static bool | |
| 276 gate_rest_of_compilation (void) | |
| 277 { | |
| 278 /* Early return if there were errors. We can run afoul of our | |
| 279 consistency checks, and there's not really much point in fixing them. */ | |
|
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280 return !(rtl_dump_and_exit || flag_syntax_only || seen_error ()); |
| 0 | 281 } |
| 282 | |
| 283 struct gimple_opt_pass pass_rest_of_compilation = | |
| 284 { | |
| 285 { | |
| 286 GIMPLE_PASS, | |
|
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287 "*rest_of_compilation", /* name */ |
| 0 | 288 gate_rest_of_compilation, /* gate */ |
| 289 NULL, /* execute */ | |
| 290 NULL, /* sub */ | |
| 291 NULL, /* next */ | |
| 292 0, /* static_pass_number */ | |
| 293 TV_REST_OF_COMPILATION, /* tv_id */ | |
| 294 PROP_rtl, /* properties_required */ | |
| 295 0, /* properties_provided */ | |
| 296 0, /* properties_destroyed */ | |
| 297 0, /* todo_flags_start */ | |
| 298 TODO_ggc_collect /* todo_flags_finish */ | |
| 299 } | |
| 300 }; | |
| 301 | |
| 302 static bool | |
| 303 gate_postreload (void) | |
| 304 { | |
| 305 return reload_completed; | |
| 306 } | |
| 307 | |
| 308 struct rtl_opt_pass pass_postreload = | |
| 309 { | |
| 310 { | |
| 311 RTL_PASS, | |
|
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312 "*all-postreload", /* name */ |
| 0 | 313 gate_postreload, /* gate */ |
| 314 NULL, /* execute */ | |
| 315 NULL, /* sub */ | |
| 316 NULL, /* next */ | |
| 317 0, /* static_pass_number */ | |
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318 TV_POSTRELOAD, /* tv_id */ |
| 0 | 319 PROP_rtl, /* properties_required */ |
| 320 0, /* properties_provided */ | |
| 321 0, /* properties_destroyed */ | |
| 322 0, /* todo_flags_start */ | |
| 323 TODO_ggc_collect | TODO_verify_rtl_sharing /* todo_flags_finish */ | |
| 324 } | |
| 325 }; | |
| 326 | |
| 327 | |
| 328 | |
| 329 /* The root of the compilation pass tree, once constructed. */ | |
|
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330 struct opt_pass *all_passes, *all_small_ipa_passes, *all_lowering_passes, |
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331 *all_regular_ipa_passes, *all_lto_gen_passes; |
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332 |
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333 /* This is used by plugins, and should also be used in register_pass. */ |
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334 #define DEF_PASS_LIST(LIST) &LIST, |
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335 struct opt_pass **gcc_pass_lists[] = { GCC_PASS_LISTS NULL }; |
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336 #undef DEF_PASS_LIST |
| 0 | 337 |
| 338 /* A map from static pass id to optimization pass. */ | |
| 339 struct opt_pass **passes_by_id; | |
| 340 int passes_by_id_size; | |
| 341 | |
| 342 /* Set the static pass number of pass PASS to ID and record that | |
| 343 in the mapping from static pass number to pass. */ | |
| 344 | |
| 345 static void | |
| 346 set_pass_for_id (int id, struct opt_pass *pass) | |
| 347 { | |
| 348 pass->static_pass_number = id; | |
| 349 if (passes_by_id_size <= id) | |
| 350 { | |
| 351 passes_by_id = XRESIZEVEC (struct opt_pass *, passes_by_id, id + 1); | |
| 352 memset (passes_by_id + passes_by_id_size, 0, | |
| 353 (id + 1 - passes_by_id_size) * sizeof (void *)); | |
| 354 passes_by_id_size = id + 1; | |
| 355 } | |
| 356 passes_by_id[id] = pass; | |
| 357 } | |
| 358 | |
| 359 /* Return the pass with the static pass number ID. */ | |
| 360 | |
| 361 struct opt_pass * | |
| 362 get_pass_for_id (int id) | |
| 363 { | |
| 364 if (id >= passes_by_id_size) | |
| 365 return NULL; | |
| 366 return passes_by_id[id]; | |
| 367 } | |
| 368 | |
| 369 /* Iterate over the pass tree allocating dump file numbers. We want | |
| 370 to do this depth first, and independent of whether the pass is | |
| 371 enabled or not. */ | |
| 372 | |
|
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373 void |
| 0 | 374 register_one_dump_file (struct opt_pass *pass) |
| 375 { | |
| 376 char *dot_name, *flag_name, *glob_name; | |
|
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377 const char *name, *prefix; |
| 0 | 378 char num[10]; |
| 379 int flags, id; | |
| 380 | |
| 381 /* See below in next_pass_1. */ | |
| 382 num[0] = '\0'; | |
| 383 if (pass->static_pass_number != -1) | |
| 384 sprintf (num, "%d", ((int) pass->static_pass_number < 0 | |
| 385 ? 1 : pass->static_pass_number)); | |
| 386 | |
|
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387 /* The name is both used to identify the pass for the purposes of plugins, |
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388 and to specify dump file name and option. |
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389 The latter two might want something short which is not quite unique; for |
|
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390 that reason, we may have a disambiguating prefix, followed by a space |
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391 to mark the start of the following dump file name / option string. */ |
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392 name = strchr (pass->name, ' '); |
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393 name = name ? name + 1 : pass->name; |
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394 dot_name = concat (".", name, num, NULL); |
| 0 | 395 if (pass->type == SIMPLE_IPA_PASS || pass->type == IPA_PASS) |
| 396 prefix = "ipa-", flags = TDF_IPA; | |
| 397 else if (pass->type == GIMPLE_PASS) | |
| 398 prefix = "tree-", flags = TDF_TREE; | |
| 399 else | |
| 400 prefix = "rtl-", flags = TDF_RTL; | |
| 401 | |
|
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402 flag_name = concat (prefix, name, num, NULL); |
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403 glob_name = concat (prefix, name, NULL); |
| 0 | 404 id = dump_register (dot_name, flag_name, glob_name, flags); |
| 405 set_pass_for_id (id, pass); | |
| 406 } | |
| 407 | |
| 408 /* Recursive worker function for register_dump_files. */ | |
| 409 | |
|
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410 static int |
| 0 | 411 register_dump_files_1 (struct opt_pass *pass, int properties) |
| 412 { | |
| 413 do | |
| 414 { | |
| 415 int new_properties = (properties | pass->properties_provided) | |
| 416 & ~pass->properties_destroyed; | |
| 417 | |
| 418 if (pass->name && pass->name[0] != '*') | |
| 419 register_one_dump_file (pass); | |
| 420 | |
| 421 if (pass->sub) | |
| 422 new_properties = register_dump_files_1 (pass->sub, new_properties); | |
| 423 | |
| 424 /* If we have a gate, combine the properties that we could have with | |
| 425 and without the pass being examined. */ | |
| 426 if (pass->gate) | |
| 427 properties &= new_properties; | |
| 428 else | |
| 429 properties = new_properties; | |
| 430 | |
| 431 pass = pass->next; | |
| 432 } | |
| 433 while (pass); | |
| 434 | |
| 435 return properties; | |
| 436 } | |
| 437 | |
|
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438 /* Register the dump files for the pipeline starting at PASS. |
| 0 | 439 PROPERTIES reflects the properties that are guaranteed to be available at |
| 440 the beginning of the pipeline. */ | |
| 441 | |
|
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442 static void |
| 0 | 443 register_dump_files (struct opt_pass *pass,int properties) |
| 444 { | |
| 445 pass->properties_required |= properties; | |
| 446 register_dump_files_1 (pass, properties); | |
| 447 } | |
| 448 | |
|
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449 /* Look at the static_pass_number and duplicate the pass |
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450 if it is already added to a list. */ |
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451 |
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452 static struct opt_pass * |
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453 make_pass_instance (struct opt_pass *pass, bool track_duplicates) |
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454 { |
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455 /* A nonzero static_pass_number indicates that the |
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456 pass is already in the list. */ |
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457 if (pass->static_pass_number) |
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458 { |
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459 struct opt_pass *new_pass; |
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460 |
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461 if (pass->type == GIMPLE_PASS |
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462 || pass->type == RTL_PASS |
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463 || pass->type == SIMPLE_IPA_PASS) |
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464 { |
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465 new_pass = XNEW (struct opt_pass); |
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466 memcpy (new_pass, pass, sizeof (struct opt_pass)); |
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467 } |
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468 else if (pass->type == IPA_PASS) |
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469 { |
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470 new_pass = (struct opt_pass *)XNEW (struct ipa_opt_pass_d); |
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471 memcpy (new_pass, pass, sizeof (struct ipa_opt_pass_d)); |
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472 } |
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473 else |
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474 gcc_unreachable (); |
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475 |
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476 new_pass->next = NULL; |
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477 |
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478 new_pass->todo_flags_start &= ~TODO_mark_first_instance; |
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479 |
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480 /* Indicate to register_dump_files that this pass has duplicates, |
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481 and so it should rename the dump file. The first instance will |
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482 be -1, and be number of duplicates = -static_pass_number - 1. |
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483 Subsequent instances will be > 0 and just the duplicate number. */ |
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484 if ((pass->name && pass->name[0] != '*') || track_duplicates) |
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485 { |
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486 pass->static_pass_number -= 1; |
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487 new_pass->static_pass_number = -pass->static_pass_number; |
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488 } |
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489 return new_pass; |
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490 } |
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491 else |
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492 { |
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493 pass->todo_flags_start |= TODO_mark_first_instance; |
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494 pass->static_pass_number = -1; |
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495 |
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496 invoke_plugin_callbacks (PLUGIN_NEW_PASS, pass); |
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497 } |
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498 return pass; |
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499 } |
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500 |
| 0 | 501 /* Add a pass to the pass list. Duplicate the pass if it's already |
| 502 in the list. */ | |
| 503 | |
| 504 static struct opt_pass ** | |
| 505 next_pass_1 (struct opt_pass **list, struct opt_pass *pass) | |
| 506 { | |
|
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507 /* Every pass should have a name so that plugins can refer to them. */ |
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508 gcc_assert (pass->name != NULL); |
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509 |
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510 *list = make_pass_instance (pass, false); |
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511 |
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512 return &(*list)->next; |
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513 } |
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514 |
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515 /* List node for an inserted pass instance. We need to keep track of all |
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516 the newly-added pass instances (with 'added_pass_nodes' defined below) |
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517 so that we can register their dump files after pass-positioning is finished. |
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518 Registering dumping files needs to be post-processed or the |
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519 static_pass_number of the opt_pass object would be modified and mess up |
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520 the dump file names of future pass instances to be added. */ |
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521 |
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522 struct pass_list_node |
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523 { |
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524 struct opt_pass *pass; |
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525 struct pass_list_node *next; |
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526 }; |
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527 |
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528 static struct pass_list_node *added_pass_nodes = NULL; |
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529 static struct pass_list_node *prev_added_pass_node; |
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530 |
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531 /* Insert the pass at the proper position. Return true if the pass |
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532 is successfully added. |
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533 |
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534 NEW_PASS_INFO - new pass to be inserted |
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535 PASS_LIST - root of the pass list to insert the new pass to */ |
| 0 | 536 |
|
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537 static bool |
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538 position_pass (struct register_pass_info *new_pass_info, |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
539 struct opt_pass **pass_list) |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
540 { |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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diff
changeset
|
541 struct opt_pass *pass = *pass_list, *prev_pass = NULL; |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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diff
changeset
|
542 bool success = false; |
| 0 | 543 |
|
55
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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diff
changeset
|
544 for ( ; pass; prev_pass = pass, pass = pass->next) |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
545 { |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
546 /* Check if the current pass is of the same type as the new pass and |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
547 matches the name and the instance number of the reference pass. */ |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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diff
changeset
|
548 if (pass->type == new_pass_info->pass->type |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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diff
changeset
|
549 && pass->name |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
550 && !strcmp (pass->name, new_pass_info->reference_pass_name) |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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diff
changeset
|
551 && ((new_pass_info->ref_pass_instance_number == 0) |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
552 || (new_pass_info->ref_pass_instance_number == |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
553 pass->static_pass_number) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
554 || (new_pass_info->ref_pass_instance_number == 1 |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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diff
changeset
|
555 && pass->todo_flags_start & TODO_mark_first_instance))) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
556 { |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
557 struct opt_pass *new_pass; |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
558 struct pass_list_node *new_pass_node; |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
559 |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
560 new_pass = make_pass_instance (new_pass_info->pass, true); |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
561 |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
562 /* Insert the new pass instance based on the positioning op. */ |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
563 switch (new_pass_info->pos_op) |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
564 { |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
565 case PASS_POS_INSERT_AFTER: |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
566 new_pass->next = pass->next; |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
567 pass->next = new_pass; |
| 0 | 568 |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
569 /* 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
|
570 insertions in the case where the new pass and the |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
571 existing one have the same name. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
572 pass = new_pass; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
573 break; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
574 case PASS_POS_INSERT_BEFORE: |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
575 new_pass->next = pass; |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
576 if (prev_pass) |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
577 prev_pass->next = new_pass; |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
578 else |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
579 *pass_list = new_pass; |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
580 break; |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
581 case PASS_POS_REPLACE: |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
582 new_pass->next = pass->next; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
583 if (prev_pass) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
584 prev_pass->next = new_pass; |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
585 else |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
586 *pass_list = new_pass; |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
587 new_pass->sub = pass->sub; |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
588 new_pass->tv_id = 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
|
589 pass = new_pass; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
590 break; |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
591 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
|
592 error ("invalid pass positioning operation"); |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
593 return false; |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
594 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
595 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
596 /* 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
|
597 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
|
598 we cannot register the dump file now because doing so will modify |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
599 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
|
600 mess up the dump file name of future instances. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
601 new_pass_node = XCNEW (struct pass_list_node); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
602 new_pass_node->pass = new_pass; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
603 if (!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
|
604 added_pass_nodes = new_pass_node; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
605 else |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
606 prev_added_pass_node->next = new_pass_node; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
607 prev_added_pass_node = new_pass_node; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
608 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
609 success = true; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
610 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
611 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
612 if (pass->sub && position_pass (new_pass_info, &pass->sub)) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
613 success = true; |
| 0 | 614 } |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
615 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
616 return success; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
617 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
618 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
619 /* Hooks a new pass into the pass lists. |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
620 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
621 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
|
622 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
|
623 the pass */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
624 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
625 void |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
626 register_pass (struct register_pass_info *pass_info) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
627 { |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
628 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
|
629 |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
630 /* 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
|
631 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
|
632 the messages. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
633 if (!pass_info->pass) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
634 fatal_error ("plugin cannot register a missing pass"); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
635 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
636 if (!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
|
637 fatal_error ("plugin cannot register an unnamed pass"); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
638 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
639 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
|
640 fatal_error |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
641 ("plugin cannot register pass %qs without 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
|
642 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
|
643 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
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changeset
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644 /* Try to insert the new pass to the pass lists. We need to check |
|
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645 all five lists as the reference pass could be in one (or all) of |
|
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646 them. */ |
|
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647 all_instances = pass_info->ref_pass_instance_number == 0; |
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648 success = position_pass (pass_info, &all_lowering_passes); |
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649 if (!success || all_instances) |
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650 success |= position_pass (pass_info, &all_small_ipa_passes); |
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651 if (!success || all_instances) |
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652 success |= position_pass (pass_info, &all_regular_ipa_passes); |
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653 if (!success || all_instances) |
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654 success |= position_pass (pass_info, &all_lto_gen_passes); |
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655 if (!success || all_instances) |
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656 success |= position_pass (pass_info, &all_passes); |
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657 if (!success) |
|
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658 fatal_error |
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659 ("pass %qs not found but is referenced by new pass %qs", |
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660 pass_info->reference_pass_name, pass_info->pass->name); |
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661 |
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662 /* OK, we have successfully inserted the new pass. We need to register |
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663 the dump files for the newly added pass and its duplicates (if any). |
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664 Because the registration of plugin/backend passes happens after the |
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665 command-line options are parsed, the options that specify single |
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666 pass dumping (e.g. -fdump-tree-PASSNAME) cannot be used for new |
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667 passes. Therefore we currently can only enable dumping of |
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668 new passes when the 'dump-all' flags (e.g. -fdump-tree-all) |
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669 are specified. While doing so, we also delete the pass_list_node |
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670 objects created during pass positioning. */ |
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671 while (added_pass_nodes) |
| 0 | 672 { |
|
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673 struct pass_list_node *next_node = added_pass_nodes->next; |
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674 enum tree_dump_index tdi; |
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675 register_one_dump_file (added_pass_nodes->pass); |
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676 if (added_pass_nodes->pass->type == SIMPLE_IPA_PASS |
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677 || added_pass_nodes->pass->type == IPA_PASS) |
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678 tdi = TDI_ipa_all; |
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679 else if (added_pass_nodes->pass->type == GIMPLE_PASS) |
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680 tdi = TDI_tree_all; |
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681 else |
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682 tdi = TDI_rtl_all; |
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683 /* Check if dump-all flag is specified. */ |
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684 if (get_dump_file_info (tdi)->state) |
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685 get_dump_file_info (added_pass_nodes->pass->static_pass_number) |
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686 ->state = get_dump_file_info (tdi)->state; |
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687 XDELETE (added_pass_nodes); |
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688 added_pass_nodes = next_node; |
|
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689 } |
| 0 | 690 } |
| 691 | |
| 692 /* Construct the pass tree. The sequencing of passes is driven by | |
| 693 the cgraph routines: | |
| 694 | |
| 695 cgraph_finalize_compilation_unit () | |
| 696 for each node N in the cgraph | |
| 697 cgraph_analyze_function (N) | |
| 698 cgraph_lower_function (N) -> all_lowering_passes | |
| 699 | |
| 700 If we are optimizing, cgraph_optimize is then invoked: | |
| 701 | |
| 702 cgraph_optimize () | |
|
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703 ipa_passes () -> all_small_ipa_passes |
| 0 | 704 cgraph_expand_all_functions () |
| 705 for each node N in the cgraph | |
| 706 cgraph_expand_function (N) | |
| 707 tree_rest_of_compilation (DECL (N)) -> all_passes | |
| 708 */ | |
| 709 | |
| 710 void | |
| 711 init_optimization_passes (void) | |
| 712 { | |
| 713 struct opt_pass **p; | |
| 714 | |
| 715 #define NEXT_PASS(PASS) (p = next_pass_1 (p, &((PASS).pass))) | |
| 716 | |
| 717 /* All passes needed to lower the function into shape optimizers can | |
| 718 operate on. These passes are always run first on the function, but | |
| 719 backend might produce already lowered functions that are not processed | |
| 720 by these passes. */ | |
| 721 p = &all_lowering_passes; | |
|
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722 NEXT_PASS (pass_warn_unused_result); |
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723 NEXT_PASS (pass_diagnose_omp_blocks); |
| 0 | 724 NEXT_PASS (pass_mudflap_1); |
| 725 NEXT_PASS (pass_lower_omp); | |
| 726 NEXT_PASS (pass_lower_cf); | |
| 727 NEXT_PASS (pass_refactor_eh); | |
| 728 NEXT_PASS (pass_lower_eh); | |
| 729 NEXT_PASS (pass_build_cfg); | |
| 69 | 730 |
| 1 | 731 #ifndef noCbC |
| 732 //NEXT_PASS (pass_warn_function_return); | |
| 733 #else | |
| 0 | 734 NEXT_PASS (pass_warn_function_return); |
| 1 | 735 #endif |
| 0 | 736 NEXT_PASS (pass_build_cgraph_edges); |
| 737 *p = NULL; | |
| 738 | |
| 739 /* Interprocedural optimization passes. */ | |
|
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740 p = &all_small_ipa_passes; |
|
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741 NEXT_PASS (pass_ipa_free_lang_data); |
| 0 | 742 NEXT_PASS (pass_ipa_function_and_variable_visibility); |
| 743 NEXT_PASS (pass_early_local_passes); | |
| 744 { | |
| 745 struct opt_pass **p = &pass_early_local_passes.pass.sub; | |
|
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746 NEXT_PASS (pass_fixup_cfg); |
| 0 | 747 NEXT_PASS (pass_init_datastructures); |
| 748 NEXT_PASS (pass_expand_omp); | |
| 749 | |
| 750 NEXT_PASS (pass_referenced_vars); | |
| 751 NEXT_PASS (pass_build_ssa); | |
|
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752 NEXT_PASS (pass_lower_vector); |
| 0 | 753 NEXT_PASS (pass_early_warn_uninitialized); |
|
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754 NEXT_PASS (pass_rebuild_cgraph_edges); |
|
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755 NEXT_PASS (pass_inline_parameters); |
|
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756 NEXT_PASS (pass_early_inline); |
| 0 | 757 NEXT_PASS (pass_all_early_optimizations); |
| 758 { | |
| 759 struct opt_pass **p = &pass_all_early_optimizations.pass.sub; | |
|
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760 NEXT_PASS (pass_remove_cgraph_callee_edges); |
| 0 | 761 NEXT_PASS (pass_rename_ssa_copies); |
| 762 NEXT_PASS (pass_ccp); | |
| 763 NEXT_PASS (pass_forwprop); | |
|
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764 /* pass_build_ealias is a dummy pass that ensures that we |
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765 execute TODO_rebuild_alias at this point. Re-building |
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766 alias information also rewrites no longer addressed |
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767 locals into SSA form if possible. */ |
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768 NEXT_PASS (pass_build_ealias); |
| 0 | 769 NEXT_PASS (pass_sra_early); |
| 770 NEXT_PASS (pass_copy_prop); | |
| 771 NEXT_PASS (pass_merge_phi); | |
| 772 NEXT_PASS (pass_cd_dce); | |
|
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773 NEXT_PASS (pass_early_ipa_sra); |
| 0 | 774 NEXT_PASS (pass_tail_recursion); |
| 775 NEXT_PASS (pass_convert_switch); | |
|
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776 NEXT_PASS (pass_cleanup_eh); |
| 0 | 777 NEXT_PASS (pass_profile); |
|
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778 NEXT_PASS (pass_local_pure_const); |
|
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779 /* Split functions creates parts that are not run through |
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780 early optimizations again. It is thus good idea to do this |
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781 late. */ |
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782 NEXT_PASS (pass_split_functions); |
| 0 | 783 } |
| 784 NEXT_PASS (pass_release_ssa_names); | |
| 785 NEXT_PASS (pass_rebuild_cgraph_edges); | |
| 786 NEXT_PASS (pass_inline_parameters); | |
| 787 } | |
|
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788 NEXT_PASS (pass_ipa_tree_profile); |
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789 { |
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790 struct opt_pass **p = &pass_ipa_tree_profile.pass.sub; |
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791 NEXT_PASS (pass_feedback_split_functions); |
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792 } |
| 0 | 793 NEXT_PASS (pass_ipa_increase_alignment); |
| 794 NEXT_PASS (pass_ipa_matrix_reorg); | |
|
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795 NEXT_PASS (pass_ipa_lower_emutls); |
|
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796 *p = NULL; |
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|
797 |
|
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798 p = &all_regular_ipa_passes; |
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799 NEXT_PASS (pass_ipa_whole_program_visibility); |
|
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800 NEXT_PASS (pass_ipa_profile); |
| 0 | 801 NEXT_PASS (pass_ipa_cp); |
|
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802 NEXT_PASS (pass_ipa_cdtor_merge); |
| 0 | 803 NEXT_PASS (pass_ipa_inline); |
|
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804 NEXT_PASS (pass_ipa_pure_const); |
| 0 | 805 NEXT_PASS (pass_ipa_reference); |
| 806 NEXT_PASS (pass_ipa_type_escape); | |
| 807 NEXT_PASS (pass_ipa_pta); | |
|
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808 NEXT_PASS (pass_ipa_struct_reorg); |
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809 *p = NULL; |
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810 |
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811 p = &all_lto_gen_passes; |
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812 NEXT_PASS (pass_ipa_lto_gimple_out); |
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813 NEXT_PASS (pass_ipa_lto_finish_out); /* This must be the last LTO pass. */ |
| 0 | 814 *p = NULL; |
| 815 | |
| 816 /* These passes are run after IPA passes on every function that is being | |
| 817 output to the assembler file. */ | |
| 818 p = &all_passes; | |
|
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819 NEXT_PASS (pass_lower_eh_dispatch); |
| 0 | 820 NEXT_PASS (pass_all_optimizations); |
| 821 { | |
| 822 struct opt_pass **p = &pass_all_optimizations.pass.sub; | |
|
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823 NEXT_PASS (pass_remove_cgraph_callee_edges); |
| 0 | 824 /* Initial scalar cleanups before alias computation. |
| 825 They ensure memory accesses are not indirect wherever possible. */ | |
| 826 NEXT_PASS (pass_strip_predict_hints); | |
| 827 NEXT_PASS (pass_rename_ssa_copies); | |
| 828 NEXT_PASS (pass_complete_unrolli); | |
| 829 NEXT_PASS (pass_ccp); | |
| 830 NEXT_PASS (pass_forwprop); | |
| 831 NEXT_PASS (pass_call_cdce); | |
| 832 /* pass_build_alias is a dummy pass that ensures that we | |
| 833 execute TODO_rebuild_alias at this point. Re-building | |
| 834 alias information also rewrites no longer addressed | |
| 835 locals into SSA form if possible. */ | |
| 836 NEXT_PASS (pass_build_alias); | |
| 837 NEXT_PASS (pass_return_slot); | |
| 838 NEXT_PASS (pass_phiprop); | |
| 839 NEXT_PASS (pass_fre); | |
| 840 NEXT_PASS (pass_copy_prop); | |
| 841 NEXT_PASS (pass_merge_phi); | |
| 842 NEXT_PASS (pass_vrp); | |
| 843 NEXT_PASS (pass_dce); | |
| 844 NEXT_PASS (pass_cselim); | |
| 845 NEXT_PASS (pass_tree_ifcombine); | |
| 846 NEXT_PASS (pass_phiopt); | |
| 847 NEXT_PASS (pass_tail_recursion); | |
| 848 NEXT_PASS (pass_ch); | |
| 849 NEXT_PASS (pass_stdarg); | |
| 850 NEXT_PASS (pass_lower_complex); | |
| 851 NEXT_PASS (pass_sra); | |
| 852 NEXT_PASS (pass_rename_ssa_copies); | |
|
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853 /* The dom pass will also resolve all __builtin_constant_p calls |
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854 that are still there to 0. This has to be done after some |
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855 propagations have already run, but before some more dead code |
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856 is removed, and this place fits nicely. Remember this when |
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857 trying to move or duplicate pass_dominator somewhere earlier. */ |
| 0 | 858 NEXT_PASS (pass_dominator); |
| 859 /* The only const/copy propagation opportunities left after | |
| 860 DOM should be due to degenerate PHI nodes. So rather than | |
| 861 run the full propagators, run a specialized pass which | |
| 862 only examines PHIs to discover const/copy propagation | |
| 863 opportunities. */ | |
| 864 NEXT_PASS (pass_phi_only_cprop); | |
| 865 NEXT_PASS (pass_dse); | |
| 866 NEXT_PASS (pass_reassoc); | |
| 867 NEXT_PASS (pass_dce); | |
| 868 NEXT_PASS (pass_forwprop); | |
| 869 NEXT_PASS (pass_phiopt); | |
| 870 NEXT_PASS (pass_object_sizes); | |
| 871 NEXT_PASS (pass_ccp); | |
| 872 NEXT_PASS (pass_copy_prop); | |
| 873 NEXT_PASS (pass_cse_sincos); | |
|
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874 NEXT_PASS (pass_optimize_bswap); |
| 0 | 875 NEXT_PASS (pass_split_crit_edges); |
| 876 NEXT_PASS (pass_pre); | |
| 877 NEXT_PASS (pass_sink_code); | |
| 878 NEXT_PASS (pass_tree_loop); | |
| 879 { | |
| 880 struct opt_pass **p = &pass_tree_loop.pass.sub; | |
| 881 NEXT_PASS (pass_tree_loop_init); | |
|
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882 NEXT_PASS (pass_lim); |
| 0 | 883 NEXT_PASS (pass_copy_prop); |
| 884 NEXT_PASS (pass_dce_loop); | |
| 885 NEXT_PASS (pass_tree_unswitch); | |
| 886 NEXT_PASS (pass_scev_cprop); | |
| 887 NEXT_PASS (pass_record_bounds); | |
| 888 NEXT_PASS (pass_check_data_deps); | |
| 889 NEXT_PASS (pass_loop_distribution); | |
|
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890 NEXT_PASS (pass_copy_prop); |
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891 NEXT_PASS (pass_graphite); |
|
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892 { |
|
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893 struct opt_pass **p = &pass_graphite.pass.sub; |
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894 NEXT_PASS (pass_graphite_transforms); |
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895 NEXT_PASS (pass_lim); |
|
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896 NEXT_PASS (pass_copy_prop); |
|
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897 NEXT_PASS (pass_dce_loop); |
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898 } |
| 0 | 899 NEXT_PASS (pass_iv_canon); |
| 900 NEXT_PASS (pass_if_conversion); | |
| 901 NEXT_PASS (pass_vectorize); | |
| 902 { | |
| 903 struct opt_pass **p = &pass_vectorize.pass.sub; | |
| 904 NEXT_PASS (pass_lower_vector_ssa); | |
| 905 NEXT_PASS (pass_dce_loop); | |
| 906 } | |
|
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907 NEXT_PASS (pass_predcom); |
| 0 | 908 NEXT_PASS (pass_complete_unroll); |
|
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909 NEXT_PASS (pass_slp_vectorize); |
| 0 | 910 NEXT_PASS (pass_parallelize_loops); |
| 911 NEXT_PASS (pass_loop_prefetch); | |
| 912 NEXT_PASS (pass_iv_optimize); | |
| 913 NEXT_PASS (pass_tree_loop_done); | |
| 914 } | |
| 915 NEXT_PASS (pass_cse_reciprocals); | |
| 916 NEXT_PASS (pass_reassoc); | |
| 917 NEXT_PASS (pass_vrp); | |
| 918 NEXT_PASS (pass_dominator); | |
| 919 /* The only const/copy propagation opportunities left after | |
| 920 DOM should be due to degenerate PHI nodes. So rather than | |
| 921 run the full propagators, run a specialized pass which | |
| 922 only examines PHIs to discover const/copy propagation | |
| 923 opportunities. */ | |
| 924 NEXT_PASS (pass_phi_only_cprop); | |
| 925 NEXT_PASS (pass_cd_dce); | |
| 926 NEXT_PASS (pass_tracer); | |
| 927 | |
| 928 /* FIXME: If DCE is not run before checking for uninitialized uses, | |
| 929 we may get false warnings (e.g., testsuite/gcc.dg/uninit-5.c). | |
| 930 However, this also causes us to misdiagnose cases that should be | |
| 931 real warnings (e.g., testsuite/gcc.dg/pr18501.c). | |
|
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932 |
| 0 | 933 To fix the false positives in uninit-5.c, we would have to |
| 934 account for the predicates protecting the set and the use of each | |
| 935 variable. Using a representation like Gated Single Assignment | |
| 936 may help. */ | |
| 937 NEXT_PASS (pass_late_warn_uninitialized); | |
| 938 NEXT_PASS (pass_dse); | |
| 939 NEXT_PASS (pass_forwprop); | |
| 940 NEXT_PASS (pass_phiopt); | |
|
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941 NEXT_PASS (pass_fold_builtins); |
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942 NEXT_PASS (pass_optimize_widening_mul); |
| 0 | 943 NEXT_PASS (pass_tail_calls); |
| 944 NEXT_PASS (pass_rename_ssa_copies); | |
| 945 NEXT_PASS (pass_uncprop); | |
|
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946 NEXT_PASS (pass_local_pure_const); |
| 0 | 947 } |
|
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948 NEXT_PASS (pass_lower_complex_O0); |
|
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949 NEXT_PASS (pass_cleanup_eh); |
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950 NEXT_PASS (pass_lower_resx); |
| 0 | 951 NEXT_PASS (pass_nrv); |
|
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952 NEXT_PASS (pass_mudflap_2); |
| 0 | 953 NEXT_PASS (pass_cleanup_cfg_post_optimizing); |
|
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954 NEXT_PASS (pass_warn_function_noreturn); |
| 0 | 955 |
|
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956 NEXT_PASS (pass_expand); |
| 0 | 957 |
| 958 NEXT_PASS (pass_rest_of_compilation); | |
| 959 { | |
| 960 struct opt_pass **p = &pass_rest_of_compilation.pass.sub; | |
| 961 NEXT_PASS (pass_init_function); | |
| 962 NEXT_PASS (pass_jump); | |
| 963 NEXT_PASS (pass_rtl_eh); | |
| 964 NEXT_PASS (pass_initial_value_sets); | |
| 965 NEXT_PASS (pass_unshare_all_rtl); | |
| 966 NEXT_PASS (pass_instantiate_virtual_regs); | |
| 967 NEXT_PASS (pass_into_cfg_layout_mode); | |
| 968 NEXT_PASS (pass_jump2); | |
| 969 NEXT_PASS (pass_lower_subreg); | |
| 970 NEXT_PASS (pass_df_initialize_opt); | |
| 971 NEXT_PASS (pass_cse); | |
| 972 NEXT_PASS (pass_rtl_fwprop); | |
|
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973 NEXT_PASS (pass_rtl_cprop); |
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974 NEXT_PASS (pass_rtl_pre); |
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975 NEXT_PASS (pass_rtl_hoist); |
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976 NEXT_PASS (pass_rtl_cprop); |
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977 NEXT_PASS (pass_rtl_store_motion); |
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978 NEXT_PASS (pass_cse_after_global_opts); |
| 0 | 979 NEXT_PASS (pass_rtl_ifcvt); |
|
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980 NEXT_PASS (pass_reginfo_init); |
| 0 | 981 /* Perform loop optimizations. It might be better to do them a bit |
| 982 sooner, but we want the profile feedback to work more | |
| 983 efficiently. */ | |
| 984 NEXT_PASS (pass_loop2); | |
| 985 { | |
| 986 struct opt_pass **p = &pass_loop2.pass.sub; | |
| 987 NEXT_PASS (pass_rtl_loop_init); | |
| 988 NEXT_PASS (pass_rtl_move_loop_invariants); | |
| 989 NEXT_PASS (pass_rtl_unswitch); | |
| 990 NEXT_PASS (pass_rtl_unroll_and_peel_loops); | |
| 991 NEXT_PASS (pass_rtl_doloop); | |
| 992 NEXT_PASS (pass_rtl_loop_done); | |
| 993 *p = NULL; | |
| 994 } | |
| 995 NEXT_PASS (pass_web); | |
|
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996 NEXT_PASS (pass_rtl_cprop); |
| 0 | 997 NEXT_PASS (pass_cse2); |
| 998 NEXT_PASS (pass_rtl_dse1); | |
| 999 NEXT_PASS (pass_rtl_fwprop_addr); | |
| 1000 NEXT_PASS (pass_inc_dec); | |
| 1001 NEXT_PASS (pass_initialize_regs); | |
| 1002 NEXT_PASS (pass_ud_rtl_dce); | |
| 1003 NEXT_PASS (pass_combine); | |
| 1004 NEXT_PASS (pass_if_after_combine); | |
| 1005 NEXT_PASS (pass_partition_blocks); | |
| 1006 NEXT_PASS (pass_regmove); | |
|
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1007 NEXT_PASS (pass_outof_cfg_layout_mode); |
| 0 | 1008 NEXT_PASS (pass_split_all_insns); |
| 1009 NEXT_PASS (pass_lower_subreg2); | |
| 1010 NEXT_PASS (pass_df_initialize_no_opt); | |
| 1011 NEXT_PASS (pass_stack_ptr_mod); | |
| 1012 NEXT_PASS (pass_mode_switching); | |
| 1013 NEXT_PASS (pass_match_asm_constraints); | |
| 1014 NEXT_PASS (pass_sms); | |
| 1015 NEXT_PASS (pass_sched); | |
| 1016 NEXT_PASS (pass_ira); | |
| 1017 NEXT_PASS (pass_postreload); | |
| 1018 { | |
| 1019 struct opt_pass **p = &pass_postreload.pass.sub; | |
| 1020 NEXT_PASS (pass_postreload_cse); | |
| 1021 NEXT_PASS (pass_gcse2); | |
| 1022 NEXT_PASS (pass_split_after_reload); | |
|
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1023 NEXT_PASS (pass_implicit_zee); |
|
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1024 NEXT_PASS (pass_compare_elim_after_reload); |
| 0 | 1025 NEXT_PASS (pass_branch_target_load_optimize1); |
| 1026 NEXT_PASS (pass_thread_prologue_and_epilogue); | |
| 1027 NEXT_PASS (pass_rtl_dse2); | |
| 1028 NEXT_PASS (pass_stack_adjustments); | |
| 1029 NEXT_PASS (pass_peephole2); | |
| 1030 NEXT_PASS (pass_if_after_reload); | |
| 1031 NEXT_PASS (pass_regrename); | |
| 1032 NEXT_PASS (pass_cprop_hardreg); | |
| 1033 NEXT_PASS (pass_fast_rtl_dce); | |
| 1034 NEXT_PASS (pass_reorder_blocks); | |
| 1035 NEXT_PASS (pass_branch_target_load_optimize2); | |
| 1036 NEXT_PASS (pass_leaf_regs); | |
| 1037 NEXT_PASS (pass_split_before_sched2); | |
| 1038 NEXT_PASS (pass_sched2); | |
| 1039 NEXT_PASS (pass_stack_regs); | |
| 1040 { | |
| 1041 struct opt_pass **p = &pass_stack_regs.pass.sub; | |
| 1042 NEXT_PASS (pass_split_before_regstack); | |
| 1043 NEXT_PASS (pass_stack_regs_run); | |
| 1044 } | |
| 1045 NEXT_PASS (pass_compute_alignments); | |
| 1046 NEXT_PASS (pass_duplicate_computed_gotos); | |
| 1047 NEXT_PASS (pass_variable_tracking); | |
| 1048 NEXT_PASS (pass_free_cfg); | |
| 1049 NEXT_PASS (pass_machine_reorg); | |
| 1050 NEXT_PASS (pass_cleanup_barriers); | |
| 1051 NEXT_PASS (pass_delay_slots); | |
| 1052 NEXT_PASS (pass_split_for_shorten_branches); | |
| 1053 NEXT_PASS (pass_convert_to_eh_region_ranges); | |
| 1054 NEXT_PASS (pass_shorten_branches); | |
| 1055 NEXT_PASS (pass_set_nothrow_function_flags); | |
| 1056 NEXT_PASS (pass_final); | |
| 1057 } | |
| 1058 NEXT_PASS (pass_df_finish); | |
| 1059 } | |
| 1060 NEXT_PASS (pass_clean_state); | |
| 1061 *p = NULL; | |
| 1062 | |
| 1063 #undef NEXT_PASS | |
| 1064 | |
| 1065 /* Register the passes with the tree dump code. */ | |
| 1066 register_dump_files (all_lowering_passes, PROP_gimple_any); | |
|
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1067 register_dump_files (all_small_ipa_passes, |
| 0 | 1068 PROP_gimple_any | PROP_gimple_lcf | PROP_gimple_leh |
| 1069 | PROP_cfg); | |
|
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1070 register_dump_files (all_regular_ipa_passes, |
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1071 PROP_gimple_any | PROP_gimple_lcf | PROP_gimple_leh |
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1072 | PROP_cfg); |
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1073 register_dump_files (all_lto_gen_passes, |
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1074 PROP_gimple_any | PROP_gimple_lcf | PROP_gimple_leh |
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1075 | PROP_cfg); |
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1076 register_dump_files (all_passes, |
| 0 | 1077 PROP_gimple_any | PROP_gimple_lcf | PROP_gimple_leh |
| 1078 | PROP_cfg); | |
| 1079 } | |
| 1080 | |
| 1081 /* If we are in IPA mode (i.e., current_function_decl is NULL), call | |
| 1082 function CALLBACK for every function in the call graph. Otherwise, | |
|
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1083 call CALLBACK on the current function. */ |
| 0 | 1084 |
| 1085 static void | |
| 1086 do_per_function (void (*callback) (void *data), void *data) | |
| 1087 { | |
| 1088 if (current_function_decl) | |
| 1089 callback (data); | |
| 1090 else | |
| 1091 { | |
| 1092 struct cgraph_node *node; | |
| 1093 for (node = cgraph_nodes; node; node = node->next) | |
|
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1094 if (node->analyzed && gimple_has_body_p (node->decl) |
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1095 && (!node->clone_of || node->decl != node->clone_of->decl)) |
| 0 | 1096 { |
| 1097 push_cfun (DECL_STRUCT_FUNCTION (node->decl)); | |
| 1098 current_function_decl = node->decl; | |
| 1099 callback (data); | |
|
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1100 if (!flag_wpa) |
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1101 { |
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1102 free_dominance_info (CDI_DOMINATORS); |
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1103 free_dominance_info (CDI_POST_DOMINATORS); |
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1104 } |
| 0 | 1105 current_function_decl = NULL; |
| 1106 pop_cfun (); | |
| 1107 ggc_collect (); | |
| 1108 } | |
| 1109 } | |
| 1110 } | |
| 1111 | |
| 1112 /* Because inlining might remove no-longer reachable nodes, we need to | |
| 1113 keep the array visible to garbage collector to avoid reading collected | |
| 1114 out nodes. */ | |
| 1115 static int nnodes; | |
|
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1116 static GTY ((length ("nnodes"))) cgraph_node_ptr *order; |
| 0 | 1117 |
| 1118 /* If we are in IPA mode (i.e., current_function_decl is NULL), call | |
| 1119 function CALLBACK for every function in the call graph. Otherwise, | |
|
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1120 call CALLBACK on the current function. |
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1121 This function is global so that plugins can use it. */ |
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1122 void |
| 0 | 1123 do_per_function_toporder (void (*callback) (void *data), void *data) |
| 1124 { | |
| 1125 int i; | |
| 1126 | |
| 1127 if (current_function_decl) | |
| 1128 callback (data); | |
| 1129 else | |
| 1130 { | |
| 1131 gcc_assert (!order); | |
|
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1132 order = ggc_alloc_vec_cgraph_node_ptr (cgraph_n_nodes); |
| 0 | 1133 nnodes = cgraph_postorder (order); |
| 1134 for (i = nnodes - 1; i >= 0; i--) | |
|
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1135 order[i]->process = 1; |
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1136 for (i = nnodes - 1; i >= 0; i--) |
| 0 | 1137 { |
| 1138 struct cgraph_node *node = order[i]; | |
| 1139 | |
| 1140 /* Allow possibly removed nodes to be garbage collected. */ | |
| 1141 order[i] = NULL; | |
|
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1142 node->process = 0; |
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1143 if (node->analyzed) |
| 0 | 1144 { |
| 1145 push_cfun (DECL_STRUCT_FUNCTION (node->decl)); | |
| 1146 current_function_decl = node->decl; | |
| 1147 callback (data); | |
| 1148 free_dominance_info (CDI_DOMINATORS); | |
| 1149 free_dominance_info (CDI_POST_DOMINATORS); | |
| 1150 current_function_decl = NULL; | |
| 1151 pop_cfun (); | |
| 1152 ggc_collect (); | |
| 1153 } | |
| 1154 } | |
| 1155 } | |
| 1156 ggc_free (order); | |
| 1157 order = NULL; | |
| 1158 nnodes = 0; | |
| 1159 } | |
| 1160 | |
| 1161 /* Perform all TODO actions that ought to be done on each function. */ | |
| 1162 | |
| 1163 static void | |
| 1164 execute_function_todo (void *data) | |
| 1165 { | |
| 1166 unsigned int flags = (size_t)data; | |
| 1167 flags &= ~cfun->last_verified; | |
| 1168 if (!flags) | |
| 1169 return; | |
| 1170 | |
| 1171 /* Always cleanup the CFG before trying to update SSA. */ | |
| 1172 if (flags & TODO_cleanup_cfg) | |
| 1173 { | |
| 1174 bool cleanup = cleanup_tree_cfg (); | |
| 1175 | |
| 1176 if (cleanup && (cfun->curr_properties & PROP_ssa)) | |
| 1177 flags |= TODO_remove_unused_locals; | |
|
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1178 |
| 0 | 1179 /* When cleanup_tree_cfg merges consecutive blocks, it may |
| 1180 perform some simplistic propagation when removing single | |
| 1181 valued PHI nodes. This propagation may, in turn, cause the | |
| 1182 SSA form to become out-of-date (see PR 22037). So, even | |
| 1183 if the parent pass had not scheduled an SSA update, we may | |
| 1184 still need to do one. */ | |
|
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1185 if (!(flags & TODO_update_ssa_any) && need_ssa_update_p (cfun)) |
| 0 | 1186 flags |= TODO_update_ssa; |
| 1187 } | |
| 1188 | |
| 1189 if (flags & TODO_update_ssa_any) | |
| 1190 { | |
| 1191 unsigned update_flags = flags & TODO_update_ssa_any; | |
| 1192 update_ssa (update_flags); | |
| 1193 cfun->last_verified &= ~TODO_verify_ssa; | |
| 1194 } | |
|
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1195 |
| 0 | 1196 if (flags & TODO_rebuild_alias) |
| 1197 { | |
|
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1198 execute_update_addresses_taken (); |
| 0 | 1199 compute_may_aliases (); |
| 1200 } | |
|
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1201 else if (optimize && (flags & TODO_update_address_taken)) |
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1202 execute_update_addresses_taken (); |
|
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1203 |
| 0 | 1204 if (flags & TODO_remove_unused_locals) |
| 1205 remove_unused_locals (); | |
| 1206 | |
| 1207 if ((flags & TODO_dump_func) && dump_file && current_function_decl) | |
| 1208 { | |
| 1209 if (cfun->curr_properties & PROP_trees) | |
| 1210 dump_function_to_file (current_function_decl, dump_file, dump_flags); | |
| 1211 else | |
| 1212 { | |
| 1213 if (dump_flags & TDF_SLIM) | |
| 1214 print_rtl_slim_with_bb (dump_file, get_insns (), dump_flags); | |
| 1215 else if ((cfun->curr_properties & PROP_cfg) | |
| 1216 && (dump_flags & TDF_BLOCKS)) | |
| 1217 print_rtl_with_bb (dump_file, get_insns ()); | |
| 1218 else | |
| 1219 print_rtl (dump_file, get_insns ()); | |
| 1220 | |
| 1221 if ((cfun->curr_properties & PROP_cfg) | |
| 1222 && graph_dump_format != no_graph | |
| 1223 && (dump_flags & TDF_GRAPH)) | |
| 1224 print_rtl_graph_with_bb (dump_file_name, get_insns ()); | |
| 1225 } | |
| 1226 | |
| 1227 /* Flush the file. If verification fails, we won't be able to | |
| 1228 close the file before aborting. */ | |
| 1229 fflush (dump_file); | |
| 1230 } | |
| 1231 | |
| 1232 if (flags & TODO_rebuild_frequencies) | |
|
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1233 rebuild_frequencies (); |
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1234 |
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1235 if (flags & TODO_rebuild_cgraph_edges) |
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1236 rebuild_cgraph_edges (); |
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1237 |
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1238 /* If we've seen errors do not bother running any verifiers. */ |
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1239 if (seen_error ()) |
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1240 return; |
| 0 | 1241 |
| 1242 #if defined ENABLE_CHECKING | |
|
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1243 if (flags & TODO_verify_ssa |
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1244 || (current_loops && loops_state_satisfies_p (LOOP_CLOSED_SSA))) |
| 0 | 1245 verify_ssa (true); |
| 1246 if (flags & TODO_verify_flow) | |
| 1247 verify_flow_info (); | |
| 1248 if (flags & TODO_verify_stmts) | |
| 1249 verify_stmts (); | |
|
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1250 if (current_loops && loops_state_satisfies_p (LOOP_CLOSED_SSA)) |
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1251 verify_loop_closed_ssa (false); |
| 0 | 1252 if (flags & TODO_verify_rtl_sharing) |
| 1253 verify_rtl_sharing (); | |
| 1254 #endif | |
| 1255 | |
| 1256 cfun->last_verified = flags & TODO_verify_all; | |
| 1257 } | |
| 1258 | |
| 1259 /* Perform all TODO actions. */ | |
| 1260 static void | |
| 1261 execute_todo (unsigned int flags) | |
| 1262 { | |
| 1263 #if defined ENABLE_CHECKING | |
|
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1264 if (cfun |
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1265 && need_ssa_update_p (cfun)) |
| 0 | 1266 gcc_assert (flags & TODO_update_ssa_any); |
| 1267 #endif | |
| 1268 | |
|
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1269 timevar_push (TV_TODO); |
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1270 |
| 0 | 1271 /* Inform the pass whether it is the first time it is run. */ |
| 1272 first_pass_instance = (flags & TODO_mark_first_instance) != 0; | |
| 1273 | |
|
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1274 statistics_fini_pass (); |
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1275 |
| 0 | 1276 do_per_function (execute_function_todo, (void *)(size_t) flags); |
| 1277 | |
| 1278 /* Always remove functions just as before inlining: IPA passes might be | |
| 1279 interested to see bodies of extern inline functions that are not inlined | |
| 1280 to analyze side effects. The full removal is done just at the end | |
| 1281 of IPA pass queue. */ | |
| 1282 if (flags & TODO_remove_functions) | |
| 1283 { | |
| 1284 gcc_assert (!cfun); | |
| 1285 cgraph_remove_unreachable_nodes (true, dump_file); | |
| 1286 } | |
| 1287 | |
| 1288 if ((flags & TODO_dump_cgraph) && dump_file && !current_function_decl) | |
| 1289 { | |
| 1290 gcc_assert (!cfun); | |
| 1291 dump_cgraph (dump_file); | |
| 1292 /* Flush the file. If verification fails, we won't be able to | |
| 1293 close the file before aborting. */ | |
| 1294 fflush (dump_file); | |
| 1295 } | |
| 1296 | |
| 1297 if (flags & TODO_ggc_collect) | |
| 1298 ggc_collect (); | |
| 1299 | |
|
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1300 /* Now that the dumping has been done, we can get rid of the optional |
| 0 | 1301 df problems. */ |
| 1302 if (flags & TODO_df_finish) | |
| 1303 df_finish_pass ((flags & TODO_df_verify) != 0); | |
|
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1304 |
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1305 timevar_pop (TV_TODO); |
| 0 | 1306 } |
| 1307 | |
| 1308 /* Verify invariants that should hold between passes. This is a place | |
| 1309 to put simple sanity checks. */ | |
| 1310 | |
| 1311 static void | |
| 1312 verify_interpass_invariants (void) | |
| 1313 { | |
|
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1314 gcc_checking_assert (!fold_deferring_overflow_warnings_p ()); |
| 0 | 1315 } |
| 1316 | |
| 1317 /* Clear the last verified flag. */ | |
| 1318 | |
| 1319 static void | |
| 1320 clear_last_verified (void *data ATTRIBUTE_UNUSED) | |
| 1321 { | |
| 1322 cfun->last_verified = 0; | |
| 1323 } | |
| 1324 | |
| 1325 /* Helper function. Verify that the properties has been turn into the | |
| 1326 properties expected by the pass. */ | |
| 1327 | |
| 1328 #ifdef ENABLE_CHECKING | |
| 1329 static void | |
| 1330 verify_curr_properties (void *data) | |
| 1331 { | |
| 1332 unsigned int props = (size_t)data; | |
| 1333 gcc_assert ((cfun->curr_properties & props) == props); | |
| 1334 } | |
| 1335 #endif | |
| 1336 | |
| 1337 /* Initialize pass dump file. */ | |
|
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1338 /* This is non-static so that the plugins can use it. */ |
| 0 | 1339 |
|
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1340 bool |
| 0 | 1341 pass_init_dump_file (struct opt_pass *pass) |
| 1342 { | |
| 1343 /* If a dump file name is present, open it if enabled. */ | |
| 1344 if (pass->static_pass_number != -1) | |
| 1345 { | |
| 1346 bool initializing_dump = !dump_initialized_p (pass->static_pass_number); | |
| 1347 dump_file_name = get_dump_file_name (pass->static_pass_number); | |
| 1348 dump_file = dump_begin (pass->static_pass_number, &dump_flags); | |
| 1349 if (dump_file && current_function_decl) | |
| 1350 { | |
| 1351 const char *dname, *aname; | |
|
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1352 struct cgraph_node *node = cgraph_node (current_function_decl); |
| 0 | 1353 dname = lang_hooks.decl_printable_name (current_function_decl, 2); |
| 1354 aname = (IDENTIFIER_POINTER | |
| 1355 (DECL_ASSEMBLER_NAME (current_function_decl))); | |
| 1356 fprintf (dump_file, "\n;; Function %s (%s)%s\n\n", dname, aname, | |
|
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1357 node->frequency == NODE_FREQUENCY_HOT |
| 0 | 1358 ? " (hot)" |
|
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1359 : node->frequency == NODE_FREQUENCY_UNLIKELY_EXECUTED |
| 0 | 1360 ? " (unlikely executed)" |
|
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1361 : node->frequency == NODE_FREQUENCY_EXECUTED_ONCE |
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1362 ? " (executed once)" |
| 0 | 1363 : ""); |
| 1364 } | |
| 1365 return initializing_dump; | |
| 1366 } | |
| 1367 else | |
| 1368 return false; | |
| 1369 } | |
| 1370 | |
| 1371 /* Flush PASS dump file. */ | |
|
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1372 /* This is non-static so that plugins can use it. */ |
| 0 | 1373 |
|
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1374 void |
| 0 | 1375 pass_fini_dump_file (struct opt_pass *pass) |
| 1376 { | |
| 1377 /* Flush and close dump file. */ | |
| 1378 if (dump_file_name) | |
| 1379 { | |
| 1380 free (CONST_CAST (char *, dump_file_name)); | |
| 1381 dump_file_name = NULL; | |
| 1382 } | |
| 1383 | |
| 1384 if (dump_file) | |
| 1385 { | |
| 1386 dump_end (pass->static_pass_number, dump_file); | |
| 1387 dump_file = NULL; | |
| 1388 } | |
| 1389 } | |
| 1390 | |
| 1391 /* After executing the pass, apply expected changes to the function | |
| 1392 properties. */ | |
| 1393 | |
| 1394 static void | |
| 1395 update_properties_after_pass (void *data) | |
| 1396 { | |
| 1397 struct opt_pass *pass = (struct opt_pass *) data; | |
| 1398 cfun->curr_properties = (cfun->curr_properties | pass->properties_provided) | |
| 1399 & ~pass->properties_destroyed; | |
| 1400 } | |
| 1401 | |
| 1402 /* Execute summary generation for all of the passes in IPA_PASS. */ | |
| 1403 | |
|
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1404 void |
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1405 execute_ipa_summary_passes (struct ipa_opt_pass_d *ipa_pass) |
| 0 | 1406 { |
| 1407 while (ipa_pass) | |
| 1408 { | |
| 1409 struct opt_pass *pass = &ipa_pass->pass; | |
| 1410 | |
| 1411 /* Execute all of the IPA_PASSes in the list. */ | |
|
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1412 if (ipa_pass->pass.type == IPA_PASS |
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1413 && (!pass->gate || pass->gate ()) |
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1414 && ipa_pass->generate_summary) |
| 0 | 1415 { |
| 1416 pass_init_dump_file (pass); | |
|
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1417 |
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1418 /* If a timevar is present, start it. */ |
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1419 if (pass->tv_id) |
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1420 timevar_push (pass->tv_id); |
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1421 |
| 0 | 1422 ipa_pass->generate_summary (); |
|
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1423 |
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1424 /* Stop timevar. */ |
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1425 if (pass->tv_id) |
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1426 timevar_pop (pass->tv_id); |
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1427 |
| 0 | 1428 pass_fini_dump_file (pass); |
| 1429 } | |
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1430 ipa_pass = (struct ipa_opt_pass_d *)ipa_pass->pass.next; |
| 0 | 1431 } |
| 1432 } | |
| 1433 | |
| 1434 /* Execute IPA_PASS function transform on NODE. */ | |
| 1435 | |
| 1436 static void | |
| 1437 execute_one_ipa_transform_pass (struct cgraph_node *node, | |
|
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1438 struct ipa_opt_pass_d *ipa_pass) |
| 0 | 1439 { |
| 1440 struct opt_pass *pass = &ipa_pass->pass; | |
| 1441 unsigned int todo_after = 0; | |
| 1442 | |
| 1443 current_pass = pass; | |
| 1444 if (!ipa_pass->function_transform) | |
| 1445 return; | |
| 1446 | |
| 1447 /* Note that the folders should only create gimple expressions. | |
| 1448 This is a hack until the new folder is ready. */ | |
| 1449 in_gimple_form = (cfun && (cfun->curr_properties & PROP_trees)) != 0; | |
| 1450 | |
| 1451 pass_init_dump_file (pass); | |
| 1452 | |
| 1453 /* Run pre-pass verification. */ | |
| 1454 execute_todo (ipa_pass->function_transform_todo_flags_start); | |
| 1455 | |
| 1456 /* If a timevar is present, start it. */ | |
|
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1457 if (pass->tv_id != TV_NONE) |
| 0 | 1458 timevar_push (pass->tv_id); |
| 1459 | |
| 1460 /* Do it! */ | |
| 1461 todo_after = ipa_pass->function_transform (node); | |
| 1462 | |
| 1463 /* Stop timevar. */ | |
|
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1464 if (pass->tv_id != TV_NONE) |
| 0 | 1465 timevar_pop (pass->tv_id); |
| 1466 | |
| 1467 /* Run post-pass cleanup and verification. */ | |
| 1468 execute_todo (todo_after); | |
| 1469 verify_interpass_invariants (); | |
| 1470 | |
| 1471 pass_fini_dump_file (pass); | |
| 1472 | |
| 1473 current_pass = NULL; | |
| 1474 } | |
| 1475 | |
|
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1476 /* For the current function, execute all ipa transforms. */ |
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1477 |
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1478 void |
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1479 execute_all_ipa_transforms (void) |
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1480 { |
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1481 struct cgraph_node *node; |
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1482 if (!cfun) |
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1483 return; |
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1484 node = cgraph_node (current_function_decl); |
|
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1485 |
|
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1486 if (node->ipa_transforms_to_apply) |
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1487 { |
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1488 unsigned int i; |
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1489 |
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1490 for (i = 0; i < VEC_length (ipa_opt_pass, node->ipa_transforms_to_apply); |
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1491 i++) |
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1492 execute_one_ipa_transform_pass (node, |
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1493 VEC_index (ipa_opt_pass, |
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1494 node->ipa_transforms_to_apply, |
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1495 i)); |
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1496 VEC_free (ipa_opt_pass, heap, node->ipa_transforms_to_apply); |
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1497 node->ipa_transforms_to_apply = NULL; |
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1498 } |
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1499 } |
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1500 |
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1501 /* Execute PASS. */ |
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1502 |
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1503 bool |
| 0 | 1504 execute_one_pass (struct opt_pass *pass) |
| 1505 { | |
| 1506 bool initializing_dump; | |
| 1507 unsigned int todo_after = 0; | |
| 1508 | |
|
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1509 bool gate_status; |
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1510 |
| 0 | 1511 /* IPA passes are executed on whole program, so cfun should be NULL. |
| 1512 Other passes need function context set. */ | |
| 1513 if (pass->type == SIMPLE_IPA_PASS || pass->type == IPA_PASS) | |
| 1514 gcc_assert (!cfun && !current_function_decl); | |
| 1515 else | |
| 1516 gcc_assert (cfun && current_function_decl); | |
| 1517 | |
|
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1518 current_pass = pass; |
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1519 |
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1520 /* Check whether gate check should be avoided. |
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1521 User controls the value of the gate through the parameter "gate_status". */ |
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1522 gate_status = (pass->gate == NULL) ? true : pass->gate(); |
| 0 | 1523 |
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1524 /* Override gate with plugin. */ |
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1525 invoke_plugin_callbacks (PLUGIN_OVERRIDE_GATE, &gate_status); |
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1526 |
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1527 if (!gate_status) |
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1528 { |
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1529 current_pass = NULL; |
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1530 return false; |
| 0 | 1531 } |
| 1532 | |
|
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1533 /* Pass execution event trigger: useful to identify passes being |
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1534 executed. */ |
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1535 invoke_plugin_callbacks (PLUGIN_PASS_EXECUTION, pass); |
| 0 | 1536 |
| 1537 if (!quiet_flag && !cfun) | |
| 1538 fprintf (stderr, " <%s>", pass->name ? pass->name : ""); | |
| 1539 | |
| 1540 /* Note that the folders should only create gimple expressions. | |
| 1541 This is a hack until the new folder is ready. */ | |
| 1542 in_gimple_form = (cfun && (cfun->curr_properties & PROP_trees)) != 0; | |
| 1543 | |
|
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1544 initializing_dump = pass_init_dump_file (pass); |
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1545 |
| 0 | 1546 /* Run pre-pass verification. */ |
| 1547 execute_todo (pass->todo_flags_start); | |
| 1548 | |
| 1549 #ifdef ENABLE_CHECKING | |
| 1550 do_per_function (verify_curr_properties, | |
| 1551 (void *)(size_t)pass->properties_required); | |
| 1552 #endif | |
| 1553 | |
| 1554 /* If a timevar is present, start it. */ | |
|
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1555 if (pass->tv_id != TV_NONE) |
| 0 | 1556 timevar_push (pass->tv_id); |
| 1557 | |
| 1558 /* Do it! */ | |
| 1559 if (pass->execute) | |
| 1560 { | |
| 1561 todo_after = pass->execute (); | |
| 1562 do_per_function (clear_last_verified, NULL); | |
| 1563 } | |
| 1564 | |
| 1565 /* Stop timevar. */ | |
|
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1566 if (pass->tv_id != TV_NONE) |
| 0 | 1567 timevar_pop (pass->tv_id); |
| 1568 | |
| 1569 do_per_function (update_properties_after_pass, pass); | |
| 1570 | |
| 1571 if (initializing_dump | |
| 1572 && dump_file | |
| 1573 && graph_dump_format != no_graph | |
| 1574 && cfun | |
| 1575 && (cfun->curr_properties & (PROP_cfg | PROP_rtl)) | |
| 1576 == (PROP_cfg | PROP_rtl)) | |
| 1577 { | |
| 1578 get_dump_file_info (pass->static_pass_number)->flags |= TDF_GRAPH; | |
| 1579 dump_flags |= TDF_GRAPH; | |
| 1580 clean_graph_dump_file (dump_file_name); | |
| 1581 } | |
| 1582 | |
| 1583 /* Run post-pass cleanup and verification. */ | |
| 1584 execute_todo (todo_after | pass->todo_flags_finish); | |
| 1585 verify_interpass_invariants (); | |
| 1586 if (pass->type == IPA_PASS) | |
|
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|
1587 { |
|
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|
1588 struct cgraph_node *node; |
|
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|
1589 for (node = cgraph_nodes; node; node = node->next) |
|
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|
1590 if (node->analyzed) |
|
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|
1591 VEC_safe_push (ipa_opt_pass, heap, node->ipa_transforms_to_apply, |
|
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|
1592 (struct ipa_opt_pass_d *)pass); |
|
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|
1593 } |
| 0 | 1594 |
| 1595 if (!current_function_decl) | |
| 1596 cgraph_process_new_functions (); | |
| 1597 | |
| 1598 pass_fini_dump_file (pass); | |
| 1599 | |
| 1600 if (pass->type != SIMPLE_IPA_PASS && pass->type != IPA_PASS) | |
| 1601 gcc_assert (!(cfun->curr_properties & PROP_trees) | |
| 1602 || pass->type != RTL_PASS); | |
| 1603 | |
| 1604 current_pass = NULL; | |
| 1605 | |
| 1606 return true; | |
| 1607 } | |
| 1608 | |
| 1609 void | |
| 1610 execute_pass_list (struct opt_pass *pass) | |
| 1611 { | |
| 1612 do | |
| 1613 { | |
| 1614 gcc_assert (pass->type == GIMPLE_PASS | |
| 1615 || pass->type == RTL_PASS); | |
| 1616 if (execute_one_pass (pass) && pass->sub) | |
| 1617 execute_pass_list (pass->sub); | |
| 1618 pass = pass->next; | |
| 1619 } | |
| 1620 while (pass); | |
| 1621 } | |
| 1622 | |
| 1623 /* Same as execute_pass_list but assume that subpasses of IPA passes | |
|
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|
1624 are local passes. If SET is not NULL, write out summaries of only |
|
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|
1625 those node in SET. */ |
|
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|
1626 |
|
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|
1627 static void |
|
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|
1628 ipa_write_summaries_2 (struct opt_pass *pass, cgraph_node_set set, |
|
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|
1629 varpool_node_set vset, |
|
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|
1630 struct lto_out_decl_state *state) |
|
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|
1631 { |
|
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|
1632 while (pass) |
|
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|
1633 { |
|
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|
1634 struct ipa_opt_pass_d *ipa_pass = (struct ipa_opt_pass_d *)pass; |
|
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|
1635 gcc_assert (!current_function_decl); |
|
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|
1636 gcc_assert (!cfun); |
|
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|
1637 gcc_assert (pass->type == SIMPLE_IPA_PASS || pass->type == IPA_PASS); |
|
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|
1638 if (pass->type == IPA_PASS |
|
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|
1639 && ipa_pass->write_summary |
|
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|
1640 && (!pass->gate || pass->gate ())) |
|
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|
1641 { |
|
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|
1642 /* If a timevar is present, start it. */ |
|
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|
1643 if (pass->tv_id) |
|
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|
1644 timevar_push (pass->tv_id); |
|
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|
1645 |
|
67
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|
1646 pass_init_dump_file (pass); |
|
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|
1647 |
|
63
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diff
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|
1648 ipa_pass->write_summary (set,vset); |
|
55
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|
1649 |
|
67
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|
1650 pass_fini_dump_file (pass); |
|
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|
1651 |
|
55
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|
1652 /* If a timevar is present, start it. */ |
|
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|
1653 if (pass->tv_id) |
|
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|
1654 timevar_pop (pass->tv_id); |
|
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|
1655 } |
|
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diff
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|
1656 |
|
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|
1657 if (pass->sub && pass->sub->type != GIMPLE_PASS) |
|
63
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diff
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|
1658 ipa_write_summaries_2 (pass->sub, set, vset, state); |
|
55
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|
1659 |
|
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diff
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|
1660 pass = pass->next; |
|
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|
1661 } |
|
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|
1662 } |
|
77e2b8dfacca
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diff
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|
1663 |
|
77e2b8dfacca
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diff
changeset
|
1664 /* Helper function of ipa_write_summaries. Creates and destroys the |
|
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diff
changeset
|
1665 decl state and calls ipa_write_summaries_2 for all passes that have |
|
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diff
changeset
|
1666 summaries. SET is the set of nodes to be written. */ |
|
77e2b8dfacca
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0
diff
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|
1667 |
|
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diff
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|
1668 static void |
|
63
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55
diff
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|
1669 ipa_write_summaries_1 (cgraph_node_set set, varpool_node_set vset) |
|
55
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|
1670 { |
|
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|
1671 struct lto_out_decl_state *state = lto_new_out_decl_state (); |
|
63
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55
diff
changeset
|
1672 compute_ltrans_boundary (state, set, vset); |
|
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diff
changeset
|
1673 |
|
55
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diff
changeset
|
1674 lto_push_out_decl_state (state); |
|
77e2b8dfacca
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diff
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|
1675 |
|
63
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55
diff
changeset
|
1676 gcc_assert (!flag_wpa); |
|
b7f97abdc517
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55
diff
changeset
|
1677 ipa_write_summaries_2 (all_regular_ipa_passes, set, vset, state); |
|
b7f97abdc517
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55
diff
changeset
|
1678 ipa_write_summaries_2 (all_lto_gen_passes, set, vset, state); |
|
55
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diff
changeset
|
1679 |
|
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diff
changeset
|
1680 gcc_assert (lto_get_out_decl_state () == state); |
|
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diff
changeset
|
1681 lto_pop_out_decl_state (); |
|
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|
1682 lto_delete_out_decl_state (state); |
|
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|
1683 } |
|
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|
1684 |
|
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|
1685 /* Write out summaries for all the nodes in the callgraph. */ |
|
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|
1686 |
|
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|
1687 void |
|
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|
1688 ipa_write_summaries (void) |
|
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|
1689 { |
|
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|
1690 cgraph_node_set set; |
|
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|
1691 varpool_node_set vset; |
|
55
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|
1692 struct cgraph_node **order; |
|
63
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|
1693 struct varpool_node *vnode; |
|
55
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|
1694 int i, order_pos; |
|
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|
1695 |
|
67
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|
1696 if (!flag_generate_lto || seen_error ()) |
|
55
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|
1697 return; |
|
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|
1698 |
|
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changeset
|
1699 set = cgraph_node_set_new (); |
|
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|
1700 |
|
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changeset
|
1701 /* Create the callgraph set in the same order used in |
|
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changeset
|
1702 cgraph_expand_all_functions. This mostly facilitates debugging, |
|
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changeset
|
1703 since it causes the gimple file to be processed in the same order |
|
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changeset
|
1704 as the source code. */ |
|
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|
1705 order = XCNEWVEC (struct cgraph_node *, cgraph_n_nodes); |
|
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changeset
|
1706 order_pos = cgraph_postorder (order); |
|
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changeset
|
1707 gcc_assert (order_pos == cgraph_n_nodes); |
|
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parents:
0
diff
changeset
|
1708 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1709 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
|
1710 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1711 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
|
1712 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1713 if (node->analyzed) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1714 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1715 /* When streaming out references to statements as part of some IPA |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1716 pass summary, the statements need to have uids assigned and the |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1717 following does that for all the IPA passes here. Naturally, this |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1718 ordering then matches the one IPA-passes get in their stmt_fixup |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1719 hooks. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1720 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1721 push_cfun (DECL_STRUCT_FUNCTION (node->decl)); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1722 renumber_gimple_stmt_uids (); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1723 pop_cfun (); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1724 } |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1725 if (node->analyzed) |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1726 cgraph_node_set_add (set, node); |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1727 } |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1728 vset = varpool_node_set_new (); |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1729 |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1730 for (vnode = varpool_nodes; vnode; vnode = vnode->next) |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1731 if (vnode->needed && !vnode->alias) |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1732 varpool_node_set_add (vset, vnode); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1733 |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1734 ipa_write_summaries_1 (set, vset); |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1735 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1736 free (order); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1737 ggc_free (set); |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1738 ggc_free (vset); |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1739 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1740 |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1741 /* 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
|
1742 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
|
1743 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
|
1744 |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1745 static void |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1746 ipa_write_optimization_summaries_1 (struct opt_pass *pass, cgraph_node_set set, |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1747 varpool_node_set vset, |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1748 struct lto_out_decl_state *state) |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1749 { |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1750 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
|
1751 { |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1752 struct ipa_opt_pass_d *ipa_pass = (struct ipa_opt_pass_d *)pass; |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1753 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
|
1754 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
|
1755 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
|
1756 if (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
|
1757 && ipa_pass->write_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
|
1758 && (!pass->gate || pass->gate ())) |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1759 { |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1760 /* 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
|
1761 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
|
1762 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
|
1763 |
|
67
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1764 pass_init_dump_file (pass); |
|
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1765 |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1766 ipa_pass->write_optimization_summary (set, vset); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1767 |
|
67
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1768 pass_fini_dump_file (pass); |
|
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update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1769 |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1770 /* If a timevar is present, start it. */ |
|
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1771 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
|
1772 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
|
1773 } |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1774 |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1775 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
|
1776 ipa_write_optimization_summaries_1 (pass->sub, set, vset, state); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1777 |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1778 pass = pass->next; |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1779 } |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1780 } |
|
b7f97abdc517
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parents:
55
diff
changeset
|
1781 |
|
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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
|
1782 /* 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
|
1783 NULL, write out all summaries of all nodes. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1784 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1785 void |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1786 ipa_write_optimization_summaries (cgraph_node_set set, varpool_node_set vset) |
|
55
77e2b8dfacca
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parents:
0
diff
changeset
|
1787 { |
|
63
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1788 struct lto_out_decl_state *state = lto_new_out_decl_state (); |
|
67
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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diff
changeset
|
1789 cgraph_node_set_iterator csi; |
|
63
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parents:
55
diff
changeset
|
1790 compute_ltrans_boundary (state, set, vset); |
|
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parents:
55
diff
changeset
|
1791 |
|
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55
diff
changeset
|
1792 lto_push_out_decl_state (state); |
|
67
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diff
changeset
|
1793 for (csi = csi_start (set); !csi_end_p (csi); csi_next (&csi)) |
|
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diff
changeset
|
1794 { |
|
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diff
changeset
|
1795 struct cgraph_node *node = csi_node (csi); |
|
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diff
changeset
|
1796 /* When streaming out references to statements as part of some IPA |
|
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diff
changeset
|
1797 pass summary, the statements need to have uids assigned. |
|
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diff
changeset
|
1798 |
|
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diff
changeset
|
1799 For functions newly born at WPA stage we need to initialize |
|
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diff
changeset
|
1800 the uids here. */ |
|
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changeset
|
1801 if (node->analyzed |
|
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changeset
|
1802 && gimple_has_body_p (node->decl)) |
|
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diff
changeset
|
1803 { |
|
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diff
changeset
|
1804 push_cfun (DECL_STRUCT_FUNCTION (node->decl)); |
|
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changeset
|
1805 renumber_gimple_stmt_uids (); |
|
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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diff
changeset
|
1806 pop_cfun (); |
|
f6334be47118
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63
diff
changeset
|
1807 } |
|
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1808 } |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1809 |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1810 gcc_assert (flag_wpa); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1811 ipa_write_optimization_summaries_1 (all_regular_ipa_passes, set, vset, state); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1812 ipa_write_optimization_summaries_1 (all_lto_gen_passes, set, vset, state); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1813 |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1814 gcc_assert (lto_get_out_decl_state () == state); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1815 lto_pop_out_decl_state (); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1816 lto_delete_out_decl_state (state); |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1817 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1818 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1819 /* Same as execute_pass_list but assume that subpasses of IPA passes |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1820 are local passes. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1821 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1822 static void |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1823 ipa_read_summaries_1 (struct opt_pass *pass) |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1824 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1825 while (pass) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1826 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1827 struct ipa_opt_pass_d *ipa_pass = (struct ipa_opt_pass_d *) pass; |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1828 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1829 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
|
1830 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
|
1831 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
|
1832 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1833 if (pass->gate == NULL || pass->gate ()) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1834 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1835 if (pass->type == IPA_PASS && ipa_pass->read_summary) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1836 { |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1837 /* 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
|
1838 if (pass->tv_id) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1839 timevar_push (pass->tv_id); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1840 |
|
67
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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63
diff
changeset
|
1841 pass_init_dump_file (pass); |
|
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1842 |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1843 ipa_pass->read_summary (); |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1844 |
|
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
|
1845 pass_fini_dump_file (pass); |
|
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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63
diff
changeset
|
1846 |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1847 /* Stop timevar. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1848 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
|
1849 timevar_pop (pass->tv_id); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1850 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1851 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1852 if (pass->sub && pass->sub->type != GIMPLE_PASS) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1853 ipa_read_summaries_1 (pass->sub); |
|
77e2b8dfacca
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parents:
0
diff
changeset
|
1854 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1855 pass = pass->next; |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1856 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1857 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1858 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1859 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1860 /* Read all the summaries for all_regular_ipa_passes and all_lto_gen_passes. */ |
|
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1861 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1862 void |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1863 ipa_read_summaries (void) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
1864 { |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1865 ipa_read_summaries_1 (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
|
1866 ipa_read_summaries_1 (all_lto_gen_passes); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1867 } |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1868 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1869 /* Same as execute_pass_list but assume that subpasses of IPA passes |
| 0 | 1870 are local passes. */ |
|
63
b7f97abdc517
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1871 |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1872 static void |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1873 ipa_read_optimization_summaries_1 (struct opt_pass *pass) |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1874 { |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1875 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
|
1876 { |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1877 struct ipa_opt_pass_d *ipa_pass = (struct ipa_opt_pass_d *) pass; |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1878 |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1879 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
|
1880 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
|
1881 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
|
1882 |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1883 if (pass->gate == NULL || pass->gate ()) |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1884 { |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1885 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
|
1886 { |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1887 /* 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
|
1888 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
|
1889 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
|
1890 |
|
67
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1891 pass_init_dump_file (pass); |
|
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1892 |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1893 ipa_pass->read_optimization_summary (); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1894 |
|
67
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1895 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
|
1896 |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1897 /* 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
|
1898 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
|
1899 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
|
1900 } |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1901 |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1902 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
|
1903 ipa_read_optimization_summaries_1 (pass->sub); |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1904 } |
|
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1905 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
|
1906 } |
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1907 } |
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1908 |
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1909 /* Read all the summaries for all_regular_ipa_passes and all_lto_gen_passes. */ |
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1910 |
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1911 void |
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1912 ipa_read_optimization_summaries (void) |
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1913 { |
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1914 ipa_read_optimization_summaries_1 (all_regular_ipa_passes); |
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1915 ipa_read_optimization_summaries_1 (all_lto_gen_passes); |
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1916 } |
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1917 |
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1918 /* Same as execute_pass_list but assume that subpasses of IPA passes |
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1919 are local passes. */ |
| 0 | 1920 void |
| 1921 execute_ipa_pass_list (struct opt_pass *pass) | |
| 1922 { | |
| 1923 do | |
| 1924 { | |
| 1925 gcc_assert (!current_function_decl); | |
| 1926 gcc_assert (!cfun); | |
| 1927 gcc_assert (pass->type == SIMPLE_IPA_PASS || pass->type == IPA_PASS); | |
| 1928 if (execute_one_pass (pass) && pass->sub) | |
| 1929 { | |
| 1930 if (pass->sub->type == GIMPLE_PASS) | |
|
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1931 { |
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1932 invoke_plugin_callbacks (PLUGIN_EARLY_GIMPLE_PASSES_START, NULL); |
|
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1933 do_per_function_toporder ((void (*)(void *))execute_pass_list, |
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1934 pass->sub); |
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1935 invoke_plugin_callbacks (PLUGIN_EARLY_GIMPLE_PASSES_END, NULL); |
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1936 } |
| 0 | 1937 else if (pass->sub->type == SIMPLE_IPA_PASS |
| 1938 || pass->sub->type == IPA_PASS) | |
| 1939 execute_ipa_pass_list (pass->sub); | |
| 1940 else | |
| 1941 gcc_unreachable (); | |
| 1942 } | |
|
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1943 gcc_assert (!current_function_decl); |
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1944 cgraph_process_new_functions (); |
| 0 | 1945 pass = pass->next; |
| 1946 } | |
| 1947 while (pass); | |
| 1948 } | |
| 1949 | |
|
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1950 /* Execute stmt fixup hooks of all passes in PASS for NODE and STMTS. */ |
|
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1951 |
|
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1952 static void |
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1953 execute_ipa_stmt_fixups (struct opt_pass *pass, |
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1954 struct cgraph_node *node, gimple *stmts) |
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1955 { |
|
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1956 while (pass) |
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1957 { |
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1958 /* Execute all of the IPA_PASSes in the list. */ |
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1959 if (pass->type == IPA_PASS |
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1960 && (!pass->gate || pass->gate ())) |
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1961 { |
|
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1962 struct ipa_opt_pass_d *ipa_pass = (struct ipa_opt_pass_d *) pass; |
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1963 |
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1964 if (ipa_pass->stmt_fixup) |
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1965 { |
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1966 pass_init_dump_file (pass); |
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1967 /* If a timevar is present, start it. */ |
|
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1968 if (pass->tv_id) |
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1969 timevar_push (pass->tv_id); |
|
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1970 |
|
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1971 ipa_pass->stmt_fixup (node, stmts); |
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1972 |
|
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1973 /* Stop timevar. */ |
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1974 if (pass->tv_id) |
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1975 timevar_pop (pass->tv_id); |
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1976 pass_fini_dump_file (pass); |
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1977 } |
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1978 if (pass->sub) |
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1979 execute_ipa_stmt_fixups (pass->sub, node, stmts); |
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1980 } |
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1981 pass = pass->next; |
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1982 } |
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1983 } |
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1984 |
|
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1985 /* Execute stmt fixup hooks of all IPA passes for NODE and STMTS. */ |
|
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1986 |
|
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1987 void |
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1988 execute_all_ipa_stmt_fixups (struct cgraph_node *node, gimple *stmts) |
|
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1989 { |
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1990 execute_ipa_stmt_fixups (all_regular_ipa_passes, node, stmts); |
|
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1991 } |
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1992 |
|
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1993 |
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1994 extern void debug_properties (unsigned int); |
|
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1995 extern void dump_properties (FILE *, unsigned int); |
|
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1996 |
|
67
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1997 DEBUG_FUNCTION void |
|
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1998 dump_properties (FILE *dump, unsigned int props) |
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1999 { |
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2000 fprintf (dump, "Properties:\n"); |
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2001 if (props & PROP_gimple_any) |
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2002 fprintf (dump, "PROP_gimple_any\n"); |
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2003 if (props & PROP_gimple_lcf) |
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2004 fprintf (dump, "PROP_gimple_lcf\n"); |
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2005 if (props & PROP_gimple_leh) |
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2006 fprintf (dump, "PROP_gimple_leh\n"); |
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2007 if (props & PROP_cfg) |
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2008 fprintf (dump, "PROP_cfg\n"); |
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2009 if (props & PROP_referenced_vars) |
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2010 fprintf (dump, "PROP_referenced_vars\n"); |
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2011 if (props & PROP_ssa) |
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2012 fprintf (dump, "PROP_ssa\n"); |
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2013 if (props & PROP_no_crit_edges) |
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2014 fprintf (dump, "PROP_no_crit_edges\n"); |
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2015 if (props & PROP_rtl) |
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2016 fprintf (dump, "PROP_rtl\n"); |
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2017 if (props & PROP_gimple_lomp) |
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2018 fprintf (dump, "PROP_gimple_lomp\n"); |
|
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2019 if (props & PROP_gimple_lcx) |
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2020 fprintf (dump, "PROP_gimple_lcx\n"); |
|
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2021 if (props & PROP_cfglayout) |
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2022 fprintf (dump, "PROP_cfglayout\n"); |
|
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2023 } |
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2024 |
|
67
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2025 DEBUG_FUNCTION void |
|
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2026 debug_properties (unsigned int props) |
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2027 { |
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2028 dump_properties (stderr, props); |
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2029 } |
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2030 |
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2031 /* Called by local passes to see if function is called by already processed nodes. |
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2032 Because we process nodes in topological order, this means that function is |
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2033 in recursive cycle or we introduced new direct calls. */ |
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2034 bool |
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2035 function_called_by_processed_nodes_p (void) |
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2036 { |
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2037 struct cgraph_edge *e; |
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2038 for (e = cgraph_node (current_function_decl)->callers; e; e = e->next_caller) |
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2039 { |
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2040 if (e->caller->decl == current_function_decl) |
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2041 continue; |
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2042 if (!e->caller->analyzed) |
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2043 continue; |
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2044 if (TREE_ASM_WRITTEN (e->caller->decl)) |
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2045 continue; |
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2046 if (!e->caller->process && !e->caller->global.inlined_to) |
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2047 break; |
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2048 } |
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2049 if (dump_file && e) |
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2050 { |
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2051 fprintf (dump_file, "Already processed call to:\n"); |
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2052 dump_cgraph_node (dump_file, e->caller); |
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2053 } |
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2054 return e != NULL; |
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2055 } |
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2056 |
| 0 | 2057 #include "gt-passes.h" |