Stephen Hines | 87f3465 | 2014-02-14 18:00:16 -0800 | [diff] [blame] | 1 | /*===- ScriptParser.yy ----------------------------------------------------===// |
| 2 | // |
| 3 | // The MCLinker Project |
| 4 | // |
| 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===*/ |
| 9 | |
| 10 | %{ |
| 11 | /* C/C++ Declarations */ |
Stephen Hines | 37b74a3 | 2014-11-26 18:48:20 -0800 | [diff] [blame] | 12 | #include "mcld/Script/ScriptReader.h" |
| 13 | #include "mcld/Script/ScriptScanner.h" |
| 14 | #include "mcld/Script/Operand.h" |
| 15 | #include "mcld/Script/Operator.h" |
| 16 | #include "mcld/Script/Assignment.h" |
| 17 | #include "mcld/Script/RpnExpr.h" |
| 18 | #include "mcld/Script/FileToken.h" |
| 19 | #include "mcld/Script/NameSpec.h" |
| 20 | #include "mcld/Script/WildcardPattern.h" |
| 21 | #include "mcld/Support/MsgHandling.h" |
Stephen Hines | 87f3465 | 2014-02-14 18:00:16 -0800 | [diff] [blame] | 22 | using namespace mcld; |
| 23 | |
| 24 | #undef yylex |
| 25 | #define yylex m_ScriptScanner.lex |
| 26 | %} |
| 27 | |
| 28 | %code requires { |
Stephen Hines | 37b74a3 | 2014-11-26 18:48:20 -0800 | [diff] [blame] | 29 | #include "mcld/Script/StrToken.h" |
| 30 | #include "mcld/Script/StringList.h" |
| 31 | #include "mcld/Script/OutputSectDesc.h" |
| 32 | #include "mcld/Script/InputSectDesc.h" |
Stephen Hines | 87f3465 | 2014-02-14 18:00:16 -0800 | [diff] [blame] | 33 | #include <llvm/Support/DataTypes.h> |
| 34 | |
| 35 | using namespace mcld; |
| 36 | |
| 37 | } |
| 38 | |
Stephen Hines | 87f3465 | 2014-02-14 18:00:16 -0800 | [diff] [blame] | 39 | %require "2.4" |
| 40 | %skeleton "glr.cc" |
Tim Murray | 3a2e300 | 2014-04-25 14:33:27 -0700 | [diff] [blame] | 41 | /* |
| 42 | * BEGIN android-removed: prevent bison from generating the header in current directory |
Stephen Hines | 87f3465 | 2014-02-14 18:00:16 -0800 | [diff] [blame] | 43 | %defines "ScriptParser.h" |
Tim Murray | 3a2e300 | 2014-04-25 14:33:27 -0700 | [diff] [blame] | 44 | * END android-removed |
| 45 | */ |
Stephen Hines | 87f3465 | 2014-02-14 18:00:16 -0800 | [diff] [blame] | 46 | %debug |
Dan Willemsen | 1ee6600 | 2019-12-30 11:21:15 -0800 | [diff] [blame] | 47 | %define parse.error verbose |
| 48 | %define api.namespace {mcld} |
| 49 | %define api.parser.class {ScriptParser} |
Stephen Hines | 87f3465 | 2014-02-14 18:00:16 -0800 | [diff] [blame] | 50 | %parse-param { const class LinkerConfig& m_LDConfig } |
| 51 | %parse-param { class ScriptFile& m_ScriptFile } |
| 52 | %parse-param { class ScriptScanner& m_ScriptScanner } |
Stephen Hines | 37b74a3 | 2014-11-26 18:48:20 -0800 | [diff] [blame] | 53 | %parse-param { class ObjectReader& m_ObjectReader} |
| 54 | %parse-param { class ArchiveReader& m_ArchiveReader} |
| 55 | %parse-param { class DynObjReader& m_DynObjReader} |
Stephen Hines | 87f3465 | 2014-02-14 18:00:16 -0800 | [diff] [blame] | 56 | %parse-param { class GroupReader& m_GroupReader} |
| 57 | %lex-param { const class ScriptFile& m_ScriptFile } |
| 58 | |
| 59 | %locations |
| 60 | %initial-action |
| 61 | { |
| 62 | /* Initialize the initial location. */ |
| 63 | @$.begin.filename = @$.end.filename = &(m_ScriptFile.name()); |
| 64 | } |
| 65 | |
| 66 | %start script_file |
| 67 | |
| 68 | %union { |
| 69 | const std::string* string; |
| 70 | uint64_t integer; |
| 71 | RpnExpr* rpn_expr; |
| 72 | StrToken* str_token; |
| 73 | StringList* str_tokens; |
| 74 | OutputSectDesc::Prolog output_prolog; |
| 75 | OutputSectDesc::Type output_type; |
| 76 | OutputSectDesc::Constraint output_constraint; |
| 77 | OutputSectDesc::Epilog output_epilog; |
| 78 | WildcardPattern* wildcard; |
| 79 | InputSectDesc::Spec input_spec; |
| 80 | } |
| 81 | |
| 82 | %token END 0 /* EOF */ |
| 83 | %token <string> STRING LNAMESPEC |
| 84 | %token <integer> INTEGER |
| 85 | |
| 86 | /* Initial states */ |
| 87 | %token LINKER_SCRIPT DEFSYM VERSION_SCRIPT DYNAMIC_LIST |
| 88 | |
| 89 | /* Entry point */ |
| 90 | %token ENTRY |
| 91 | /* File Commands */ |
| 92 | %token INCLUDE |
| 93 | %token INPUT |
| 94 | %token GROUP |
| 95 | %token AS_NEEDED |
| 96 | %token OUTPUT |
| 97 | %token SEARCH_DIR |
| 98 | %token STARTUP |
| 99 | /* Format Commands */ |
| 100 | %token OUTPUT_FORMAT |
| 101 | %token TARGET |
| 102 | /* Misc Commands */ |
| 103 | %token ASSERT |
| 104 | %token EXTERN |
| 105 | %token FORCE_COMMON_ALLOCATION |
| 106 | %token INHIBIT_COMMON_ALLOCATION |
| 107 | %token INSERT |
| 108 | %token NOCROSSREFS |
| 109 | %token OUTPUT_ARCH |
| 110 | %token LD_FEATURE |
| 111 | /* Assignments */ |
| 112 | %token HIDDEN |
| 113 | %token PROVIDE |
| 114 | %token PROVIDE_HIDDEN |
| 115 | /* SECTIONS Command */ |
| 116 | %token SECTIONS |
| 117 | /* MEMORY Command */ |
| 118 | %token MEMORY |
| 119 | /* PHDRS Command */ |
| 120 | %token PHDRS |
| 121 | /* Builtin Functions */ |
| 122 | %token ABSOLUTE |
| 123 | %token ADDR |
| 124 | %token ALIGN |
| 125 | %token ALIGNOF |
| 126 | %token BLOCK |
| 127 | %token DATA_SEGMENT_ALIGN |
| 128 | %token DATA_SEGMENT_END |
| 129 | %token DATA_SEGMENT_RELRO_END |
| 130 | %token DEFINED |
| 131 | %token LENGTH |
| 132 | %token LOADADDR |
| 133 | %token MAX |
| 134 | %token MIN |
| 135 | %token NEXT |
| 136 | %token ORIGIN |
| 137 | %token SEGMENT_START |
| 138 | %token SIZEOF |
| 139 | %token SIZEOF_HEADERS |
| 140 | %token CONSTANT |
| 141 | /* Symbolic Constants */ |
| 142 | %token MAXPAGESIZE |
| 143 | %token COMMONPAGESIZE |
| 144 | /* Input Section Description */ |
| 145 | %token EXCLUDE_FILE |
| 146 | %token COMMON |
| 147 | %token KEEP |
| 148 | %token SORT_BY_NAME |
| 149 | %token SORT_BY_ALIGNMENT |
| 150 | %token SORT_NONE |
| 151 | %token SORT_BY_INIT_PRIORITY |
| 152 | /* Output Section Data */ |
| 153 | %token BYTE |
| 154 | %token SHORT |
| 155 | %token LONG |
| 156 | %token QUAD |
| 157 | %token SQUAD |
| 158 | %token FILL |
| 159 | /* Output Section Discarding */ |
| 160 | %token DISCARD |
| 161 | /* Output Section Keywords */ |
| 162 | %token CREATE_OBJECT_SYMBOLS |
| 163 | %token CONSTRUCTORS |
| 164 | /* Output Section Attributes */ |
| 165 | /* Output Section Type */ |
| 166 | %token NOLOAD |
| 167 | %token DSECT |
| 168 | %token COPY |
| 169 | %token INFO |
| 170 | %token OVERLAY |
| 171 | /* Output Section LMA */ |
| 172 | %token AT |
| 173 | /* Forced Input Alignment */ |
| 174 | %token SUBALIGN |
| 175 | /* Output Section Constraint */ |
| 176 | %token ONLY_IF_RO |
| 177 | %token ONLY_IF_RW |
| 178 | /* Operators are listed top to bottem, in ascending order */ |
| 179 | %left ',' |
| 180 | %right '=' ADD_ASSIGN SUB_ASSIGN MUL_ASSIGN DIV_ASSIGN AND_ASSIGN OR_ASSIGN LS_ASSIGN RS_ASSIGN |
| 181 | %right '?' ':' |
| 182 | %left LOGICAL_OR |
| 183 | %left LOGICAL_AND |
| 184 | %left '|' |
| 185 | %left '^' |
| 186 | %left '&' |
| 187 | %left EQ NE |
| 188 | %left '<' LE '>' GE |
| 189 | %left LSHIFT RSHIFT |
| 190 | %left '+' '-' |
| 191 | %left '*' '/' '%' |
| 192 | %right UNARY_PLUS UNARY_MINUS '!' '~' |
| 193 | |
| 194 | %type <integer> exp |
| 195 | %type <string> string symbol opt_region opt_lma_region wildcard_pattern |
| 196 | %type <rpn_expr> script_exp opt_lma opt_align opt_subalign opt_fill |
| 197 | %type <str_token> input phdr |
| 198 | %type <str_tokens> input_list opt_phdr opt_exclude_files input_sect_wildcard_patterns |
| 199 | %type <output_prolog> output_desc_prolog opt_vma_and_type |
| 200 | %type <output_type> opt_type type |
| 201 | %type <output_constraint> opt_constraint |
| 202 | %type <output_epilog> output_desc_epilog |
| 203 | %type <wildcard> wildcard_file wildcard_section |
| 204 | %type <input_spec> input_sect_spec |
| 205 | |
| 206 | %% |
| 207 | |
| 208 | script_file : LINKER_SCRIPT |
| 209 | { m_ScriptScanner.setLexState(ScriptFile::LDScript); } |
| 210 | linker_script |
| 211 | { m_ScriptScanner.popLexState(); } |
| 212 | ; |
| 213 | |
| 214 | linker_script : linker_script script_command |
| 215 | | /* Empty */ |
| 216 | ; |
| 217 | |
| 218 | script_command : entry_command |
| 219 | | output_format_command |
| 220 | | group_command |
Stephen Hines | 37b74a3 | 2014-11-26 18:48:20 -0800 | [diff] [blame] | 221 | | input_command |
Stephen Hines | 87f3465 | 2014-02-14 18:00:16 -0800 | [diff] [blame] | 222 | | output_command |
| 223 | | search_dir_command |
| 224 | | output_arch_command |
| 225 | | assert_command |
| 226 | | symbol_assignment |
| 227 | | sections_command |
| 228 | | ';' |
| 229 | ; |
| 230 | |
| 231 | entry_command : ENTRY '(' STRING ')' |
| 232 | { m_ScriptFile.addEntryPoint(*$3); } |
| 233 | ; |
| 234 | |
| 235 | output_format_command : OUTPUT_FORMAT '(' STRING ')' |
| 236 | { m_ScriptFile.addOutputFormatCmd(*$3); } |
| 237 | | OUTPUT_FORMAT '(' STRING ',' STRING ',' STRING ')' |
| 238 | { m_ScriptFile.addOutputFormatCmd(*$3, *$5, *$7); } |
| 239 | ; |
| 240 | |
| 241 | group_command : GROUP '(' input_list ')' |
| 242 | { m_ScriptFile.addGroupCmd(*$3, m_GroupReader, m_LDConfig); } |
| 243 | ; |
| 244 | |
Stephen Hines | 37b74a3 | 2014-11-26 18:48:20 -0800 | [diff] [blame] | 245 | input_command : INPUT '(' input_list ')' |
| 246 | { |
| 247 | m_ScriptFile.addInputCmd(*$3, m_ObjectReader, m_ArchiveReader, |
| 248 | m_DynObjReader, m_LDConfig); |
| 249 | } |
| 250 | ; |
| 251 | |
Stephen Hines | 87f3465 | 2014-02-14 18:00:16 -0800 | [diff] [blame] | 252 | search_dir_command : SEARCH_DIR '(' STRING ')' |
| 253 | { m_ScriptFile.addSearchDirCmd(*$3); } |
| 254 | ; |
| 255 | |
| 256 | output_command : OUTPUT '(' STRING ')' |
| 257 | { m_ScriptFile.addOutputCmd(*$3); } |
| 258 | ; |
| 259 | |
| 260 | output_arch_command : OUTPUT_ARCH '(' STRING ')' |
| 261 | { m_ScriptFile.addOutputArchCmd(*$3); } |
| 262 | ; |
| 263 | |
| 264 | assert_command : ASSERT '(' script_exp ',' string ')' |
| 265 | { m_ScriptFile.addAssertCmd(*$3, *$5); } |
| 266 | ; |
| 267 | |
| 268 | input_list : { m_ScriptFile.createStringList(); } |
| 269 | inputs |
| 270 | { $$ = m_ScriptFile.getCurrentStringList(); } |
| 271 | ; |
| 272 | |
| 273 | inputs : input |
| 274 | { m_ScriptFile.getCurrentStringList()->push_back($1); } |
| 275 | | inputs input |
| 276 | { m_ScriptFile.getCurrentStringList()->push_back($2); } |
| 277 | | inputs ',' input |
| 278 | { m_ScriptFile.getCurrentStringList()->push_back($3); } |
| 279 | | AS_NEEDED '(' |
| 280 | { m_ScriptFile.setAsNeeded(true); } |
| 281 | inputs ')' |
| 282 | { m_ScriptFile.setAsNeeded(false); } |
| 283 | | inputs AS_NEEDED '(' |
| 284 | { m_ScriptFile.setAsNeeded(true); } |
| 285 | inputs ')' |
| 286 | { m_ScriptFile.setAsNeeded(false); } |
| 287 | | inputs ',' AS_NEEDED '(' |
| 288 | { m_ScriptFile.setAsNeeded(true); } |
| 289 | inputs ')' |
| 290 | { m_ScriptFile.setAsNeeded(false); } |
| 291 | ; |
| 292 | |
| 293 | input : string |
| 294 | { $$ = FileToken::create(*$1, m_ScriptFile.asNeeded()); } |
| 295 | | LNAMESPEC |
| 296 | { $$ = NameSpec::create(*$1, m_ScriptFile.asNeeded()); } |
| 297 | ; |
| 298 | |
| 299 | /* |
| 300 | SECTIONS |
| 301 | { |
| 302 | sections-command |
| 303 | sections-command |
| 304 | ... |
| 305 | } |
| 306 | */ |
| 307 | sections_command : SECTIONS |
| 308 | { m_ScriptFile.enterSectionsCmd(); } |
| 309 | '{' sect_commands '}' |
| 310 | { m_ScriptFile.leaveSectionsCmd(); } |
| 311 | ; |
| 312 | |
| 313 | sect_commands : sect_commands sect_cmd |
| 314 | | /* Empty */ |
| 315 | ; |
| 316 | |
| 317 | /* |
| 318 | Each sections-command may of be one of the following: |
| 319 | |
| 320 | an ENTRY command (see Entry command) |
| 321 | a symbol assignment (see Assignments) |
| 322 | an output section description |
| 323 | an overlay description |
| 324 | */ |
| 325 | sect_cmd : entry_command |
| 326 | | symbol_assignment |
| 327 | | output_sect_desc |
| 328 | ; |
| 329 | |
| 330 | /* |
| 331 | The full description of an output section looks like this: |
| 332 | |
| 333 | section [address] [(type)] : |
| 334 | [AT(lma)] |
| 335 | [ALIGN(section_align)] |
| 336 | [SUBALIGN(subsection_align)] |
| 337 | [constraint] |
| 338 | { |
| 339 | output-section-command |
| 340 | output-section-command |
| 341 | ... |
| 342 | } [>region] [AT>lma_region] [:phdr :phdr ...] [=fillexp] |
| 343 | */ |
| 344 | output_sect_desc : string output_desc_prolog |
| 345 | { m_ScriptFile.enterOutputSectDesc(*$1, $2); } |
| 346 | '{' |
| 347 | output_sect_commands |
| 348 | '}' output_desc_epilog |
| 349 | { m_ScriptFile.leaveOutputSectDesc($7); } |
| 350 | ; |
| 351 | |
| 352 | output_desc_prolog : { |
| 353 | m_ScriptScanner.setLexState(ScriptFile::Expression); |
| 354 | /* create exp for vma */ |
| 355 | m_ScriptFile.createRpnExpr(); |
| 356 | } |
| 357 | opt_vma_and_type |
| 358 | { m_ScriptScanner.popLexState(); } |
| 359 | ':' |
| 360 | opt_lma opt_align opt_subalign opt_constraint |
| 361 | { |
| 362 | $$.m_pVMA = $2.m_pVMA; |
| 363 | $$.m_Type = $2.m_Type; |
| 364 | $$.m_pLMA = $5; |
| 365 | $$.m_pAlign = $6; |
| 366 | $$.m_pSubAlign = $7; |
| 367 | $$.m_Constraint = $8; |
| 368 | } |
| 369 | ; |
| 370 | |
| 371 | output_sect_commands : output_sect_commands output_sect_cmd |
| 372 | | /* Empty */ |
| 373 | ; |
| 374 | |
| 375 | output_desc_epilog : opt_region opt_lma_region opt_phdr opt_fill |
| 376 | { |
| 377 | $$.m_pRegion = $1; |
| 378 | $$.m_pLMARegion = $2; |
| 379 | $$.m_pPhdrs = $3; |
| 380 | $$.m_pFillExp = $4; |
| 381 | } |
| 382 | ; |
| 383 | |
| 384 | /* Output Section Attributes */ |
| 385 | opt_vma_and_type : exp opt_type |
| 386 | { |
| 387 | $$.m_pVMA = m_ScriptFile.getCurrentRpnExpr(); |
| 388 | $$.m_Type = $2; |
| 389 | } |
| 390 | | opt_type |
| 391 | { |
| 392 | $$.m_pVMA = NULL; |
| 393 | $$.m_Type = $1; |
| 394 | } |
| 395 | ; |
| 396 | |
| 397 | opt_type : '(' type ')' |
| 398 | { $$ = $2; } |
| 399 | | '(' ')' |
| 400 | { $$ = OutputSectDesc::LOAD; } |
| 401 | | /* Empty */ |
| 402 | { $$ = OutputSectDesc::LOAD; } |
| 403 | ; |
| 404 | |
| 405 | type : NOLOAD |
| 406 | { $$ = OutputSectDesc::NOLOAD; } |
| 407 | | DSECT |
| 408 | { $$ = OutputSectDesc::DSECT; } |
| 409 | | COPY |
| 410 | { $$ = OutputSectDesc::COPY; } |
| 411 | | INFO |
| 412 | { $$ = OutputSectDesc::INFO; } |
| 413 | | OVERLAY |
| 414 | { $$ = OutputSectDesc::OVERLAY; } |
| 415 | ; |
| 416 | |
| 417 | opt_lma : AT '(' script_exp ')' |
| 418 | { $$ = $3; } |
| 419 | | /* Empty */ |
| 420 | { $$ = NULL; } |
| 421 | ; |
| 422 | |
| 423 | /* Forced Output Alignment */ |
| 424 | opt_align : ALIGN '(' script_exp ')' |
| 425 | { $$ = $3; } |
| 426 | | /* Empty */ |
| 427 | { $$ = NULL; } |
| 428 | ; |
| 429 | |
| 430 | /* Forced Input Alignment */ |
| 431 | opt_subalign : SUBALIGN '(' script_exp ')' |
| 432 | { $$ = $3; } |
| 433 | | /* Empty */ |
| 434 | { $$ = NULL; } |
| 435 | ; |
| 436 | |
| 437 | opt_constraint : ONLY_IF_RO |
| 438 | { $$ = OutputSectDesc::ONLY_IF_RO; } |
| 439 | | ONLY_IF_RW |
| 440 | { $$ = OutputSectDesc::ONLY_IF_RW; } |
| 441 | | /* Empty */ |
| 442 | { $$ = OutputSectDesc::NO_CONSTRAINT; } |
| 443 | ; |
| 444 | |
| 445 | opt_region : '>' string |
| 446 | { $$ = $2; } |
| 447 | | /* Empty */ |
| 448 | { $$ = NULL; } |
| 449 | ; |
| 450 | |
| 451 | opt_lma_region : AT '>' string |
| 452 | { $$ = $3; } |
| 453 | | /* Empty */ |
| 454 | { $$ = NULL; } |
| 455 | ; |
| 456 | |
| 457 | opt_phdr : { m_ScriptFile.createStringList(); } |
| 458 | phdrs |
| 459 | { $$ = m_ScriptFile.getCurrentStringList(); } |
| 460 | ; |
| 461 | |
| 462 | phdrs : phdrs ':' phdr |
| 463 | { m_ScriptFile.getCurrentStringList()->push_back($3); } |
| 464 | | /* Empty */ |
| 465 | ; |
| 466 | |
| 467 | phdr : string |
| 468 | { $$ = StrToken::create(*$1); } |
| 469 | ; |
| 470 | |
| 471 | opt_fill : '=' script_exp |
| 472 | { $$ = $2; } |
| 473 | | /* Empty */ |
| 474 | { $$ = NULL; } |
| 475 | ; |
| 476 | |
| 477 | /* |
| 478 | Each output-section-command may be one of the following: |
| 479 | |
| 480 | a symbol assignment (see Assignments) |
| 481 | an input section description (see Input Section) |
| 482 | data values to include directly (see Output Section Data) |
| 483 | a special output section keyword (see Output Section Keywords) |
| 484 | */ |
| 485 | output_sect_cmd : symbol_assignment |
| 486 | | input_sect_desc |
| 487 | | output_sect_data |
| 488 | | output_sect_keyword |
| 489 | | ';' |
| 490 | ; |
| 491 | |
| 492 | input_sect_desc : input_sect_spec |
| 493 | { m_ScriptFile.addInputSectDesc(InputSectDesc::NoKeep, $1); } |
| 494 | | KEEP '(' input_sect_spec ')' |
| 495 | { m_ScriptFile.addInputSectDesc(InputSectDesc::Keep, $3); } |
| 496 | ; |
| 497 | |
| 498 | input_sect_spec : string |
| 499 | { |
| 500 | $$.m_pWildcardFile = |
| 501 | WildcardPattern::create(*$1, WildcardPattern::SORT_NONE); |
| 502 | $$.m_pExcludeFiles = NULL; |
| 503 | $$.m_pWildcardSections = NULL; |
| 504 | } |
| 505 | | wildcard_file '(' opt_exclude_files input_sect_wildcard_patterns ')' |
| 506 | { |
| 507 | $$.m_pWildcardFile = $1; |
| 508 | $$.m_pExcludeFiles = $3; |
| 509 | $$.m_pWildcardSections = $4; |
| 510 | } |
| 511 | ; |
| 512 | |
| 513 | wildcard_file : wildcard_pattern |
| 514 | { $$ = WildcardPattern::create(*$1, WildcardPattern::SORT_NONE); } |
| 515 | | SORT_BY_NAME '(' wildcard_pattern ')' |
| 516 | { $$ = WildcardPattern::create(*$3, WildcardPattern::SORT_BY_NAME); } |
| 517 | ; |
| 518 | |
| 519 | wildcard_pattern : string |
| 520 | { $$ = $1; } |
| 521 | | '*' |
| 522 | { $$ = &m_ScriptFile.createParserStr("*", 1); } |
| 523 | | '?' |
| 524 | { $$ = &m_ScriptFile.createParserStr("?", 1); } |
| 525 | ; |
| 526 | |
| 527 | opt_exclude_files : EXCLUDE_FILE '(' |
| 528 | { m_ScriptFile.createStringList(); } |
| 529 | exclude_files ')' |
| 530 | { $$ = m_ScriptFile.getCurrentStringList(); } |
| 531 | | /* Empty */ |
| 532 | { $$ = NULL; } |
| 533 | ; |
| 534 | |
| 535 | exclude_files : exclude_files wildcard_pattern |
| 536 | { |
| 537 | m_ScriptFile.getCurrentStringList()->push_back( |
| 538 | WildcardPattern::create(*$2, WildcardPattern::SORT_NONE)); |
| 539 | } |
| 540 | | wildcard_pattern |
| 541 | { |
| 542 | m_ScriptFile.getCurrentStringList()->push_back( |
| 543 | WildcardPattern::create(*$1, WildcardPattern::SORT_NONE)); |
| 544 | } |
| 545 | ; |
| 546 | |
| 547 | input_sect_wildcard_patterns : { m_ScriptFile.createStringList(); } |
| 548 | wildcard_sections |
| 549 | { $$ = m_ScriptFile.getCurrentStringList(); } |
| 550 | ; |
| 551 | |
| 552 | wildcard_sections : wildcard_sections wildcard_section |
| 553 | { |
| 554 | m_ScriptFile.getCurrentStringList()->push_back($2); |
| 555 | } |
| 556 | | wildcard_section |
| 557 | { |
| 558 | m_ScriptFile.getCurrentStringList()->push_back($1); |
| 559 | } |
| 560 | ; |
| 561 | |
| 562 | wildcard_section : wildcard_pattern |
| 563 | { $$ = WildcardPattern::create(*$1, WildcardPattern::SORT_NONE); } |
| 564 | | SORT_NONE '(' wildcard_pattern ')' |
| 565 | { $$ = WildcardPattern::create(*$3, WildcardPattern::SORT_NONE); } |
| 566 | | SORT_BY_NAME '(' wildcard_pattern ')' |
| 567 | { $$ = WildcardPattern::create(*$3, WildcardPattern::SORT_BY_NAME); } |
| 568 | | SORT_BY_ALIGNMENT '(' wildcard_pattern ')' |
| 569 | { $$ = WildcardPattern::create(*$3, WildcardPattern::SORT_BY_ALIGNMENT); } |
| 570 | | SORT_BY_NAME '(' SORT_BY_ALIGNMENT '(' wildcard_pattern ')' ')' |
| 571 | { $$ = WildcardPattern::create(*$5, WildcardPattern::SORT_BY_NAME_ALIGNMENT); } |
| 572 | | SORT_BY_ALIGNMENT '('SORT_BY_NAME '(' wildcard_pattern ')' ')' |
| 573 | { $$ = WildcardPattern::create(*$5, WildcardPattern::SORT_BY_ALIGNMENT_NAME); } |
| 574 | | SORT_BY_NAME '(' SORT_BY_NAME '(' wildcard_pattern ')' ')' |
| 575 | { $$ = WildcardPattern::create(*$5, WildcardPattern::SORT_BY_NAME); } |
| 576 | | SORT_BY_ALIGNMENT '(' SORT_BY_ALIGNMENT '(' wildcard_pattern ')' ')' |
| 577 | { $$ = WildcardPattern::create(*$5, WildcardPattern::SORT_BY_ALIGNMENT); } |
| 578 | | SORT_BY_INIT_PRIORITY '(' wildcard_pattern ')' |
| 579 | { $$ = WildcardPattern::create(*$3, WildcardPattern::SORT_BY_INIT_PRIORITY); } |
| 580 | ; |
| 581 | |
| 582 | output_sect_data : BYTE '(' script_exp ')' |
| 583 | | SHORT '(' script_exp ')' |
| 584 | | LONG '(' script_exp ')' |
| 585 | | QUAD '(' script_exp ')' |
| 586 | | SQUAD '(' script_exp ')' |
| 587 | ; |
| 588 | |
| 589 | output_sect_keyword : CREATE_OBJECT_SYMBOLS |
| 590 | | CONSTRUCTORS |
| 591 | | SORT_BY_NAME '(' CONSTRUCTORS ')' |
| 592 | ; |
| 593 | |
| 594 | symbol_assignment : symbol '=' script_exp ';' |
| 595 | { m_ScriptFile.addAssignment(*$1, *$3); } |
| 596 | | symbol ADD_ASSIGN exp ';' |
| 597 | | symbol SUB_ASSIGN exp ';' |
| 598 | | symbol MUL_ASSIGN exp ';' |
| 599 | | symbol DIV_ASSIGN exp ';' |
| 600 | | symbol AND_ASSIGN exp ';' |
| 601 | | symbol OR_ASSIGN exp ';' |
| 602 | | symbol LS_ASSIGN exp ';' |
| 603 | | symbol RS_ASSIGN exp ';' |
| 604 | | HIDDEN '(' symbol '=' script_exp ')' ';' |
| 605 | { |
| 606 | m_ScriptFile.addAssignment(*$3, *$5, |
| 607 | Assignment::HIDDEN); |
| 608 | } |
| 609 | | PROVIDE '(' symbol '=' script_exp ')' ';' |
| 610 | { |
| 611 | m_ScriptFile.addAssignment(*$3, *$5, |
| 612 | Assignment::PROVIDE); |
| 613 | } |
| 614 | | PROVIDE_HIDDEN '(' symbol '=' script_exp ')' ';' |
| 615 | { |
| 616 | m_ScriptFile.addAssignment(*$3, *$5, |
| 617 | Assignment::PROVIDE_HIDDEN); |
| 618 | } |
| 619 | ; |
| 620 | |
| 621 | script_exp : { |
| 622 | m_ScriptScanner.setLexState(ScriptFile::Expression); |
| 623 | m_ScriptFile.createRpnExpr(); |
| 624 | } |
| 625 | exp |
| 626 | { |
| 627 | m_ScriptScanner.popLexState(); |
| 628 | $$ = m_ScriptFile.getCurrentRpnExpr(); |
| 629 | } |
| 630 | ; |
| 631 | |
| 632 | exp : '(' exp ')' |
| 633 | { |
| 634 | $$ = $2; |
| 635 | } |
| 636 | | '+' exp %prec UNARY_PLUS |
| 637 | { |
| 638 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 639 | &Operator::create<Operator::UNARY_PLUS>()); |
| 640 | $$ = $2 + 1; |
| 641 | } |
| 642 | | '-' exp %prec UNARY_MINUS |
| 643 | { |
| 644 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 645 | &Operator::create<Operator::UNARY_MINUS>()); |
| 646 | $$ = $2 + 1; |
| 647 | } |
| 648 | | '!' exp |
| 649 | { |
| 650 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 651 | &Operator::create<Operator::LOGICAL_NOT>()); |
| 652 | $$ = $2 + 1; |
| 653 | } |
| 654 | | '~' exp |
| 655 | { |
| 656 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 657 | &Operator::create<Operator::BITWISE_NOT>()); |
| 658 | $$ = $2 + 1; |
| 659 | } |
| 660 | | exp '*' exp |
| 661 | { |
| 662 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 663 | &Operator::create<Operator::MUL>()); |
| 664 | $$ = $1 + $3 + 1; |
| 665 | } |
| 666 | | exp '/' exp |
| 667 | { |
| 668 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 669 | &Operator::create<Operator::DIV>()); |
| 670 | $$ = $1 + $3 + 1; |
| 671 | } |
| 672 | | exp '%' exp |
| 673 | { |
| 674 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 675 | &Operator::create<Operator::MOD>()); |
| 676 | $$ = $1 + $3 + 1; |
| 677 | } |
| 678 | | exp '+' exp |
| 679 | { |
| 680 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 681 | &Operator::create<Operator::ADD>()); |
| 682 | $$ = $1 + $3 + 1; |
| 683 | } |
| 684 | | exp '-' exp |
| 685 | { |
| 686 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 687 | &Operator::create<Operator::SUB>()); |
| 688 | $$ = $1 + $3 + 1; |
| 689 | } |
| 690 | | exp LSHIFT exp |
| 691 | { |
| 692 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 693 | &Operator::create<Operator::LSHIFT>()); |
| 694 | $$ = $1 + $3 + 1; |
| 695 | } |
| 696 | | exp RSHIFT exp |
| 697 | { |
| 698 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 699 | &Operator::create<Operator::RSHIFT>()); |
| 700 | $$ = $1 + $3 + 1; |
| 701 | } |
| 702 | | exp '<' exp |
| 703 | { |
| 704 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 705 | &Operator::create<Operator::LT>()); |
| 706 | $$ = $1 + $3 + 1; |
| 707 | } |
| 708 | | exp LE exp |
| 709 | { |
| 710 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 711 | &Operator::create<Operator::LE>()); |
| 712 | $$ = $1 + $3 + 1; |
| 713 | } |
| 714 | | exp '>' exp |
| 715 | { |
| 716 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 717 | &Operator::create<Operator::GT>()); |
| 718 | $$ = $1 + $3 + 1; |
| 719 | } |
| 720 | | exp GE exp |
| 721 | { |
| 722 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 723 | &Operator::create<Operator::GE>()); |
| 724 | $$ = $1 + $3 + 1; |
| 725 | } |
| 726 | | exp EQ exp |
| 727 | { |
| 728 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 729 | &Operator::create<Operator::EQ>()); |
| 730 | $$ = $1 + $3 + 1; |
| 731 | } |
| 732 | | exp NE exp |
| 733 | { |
| 734 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 735 | &Operator::create<Operator::NE>()); |
| 736 | $$ = $1 + $3 + 1; |
| 737 | } |
| 738 | | exp '&' exp |
| 739 | { |
| 740 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 741 | &Operator::create<Operator::BITWISE_AND>()); |
| 742 | $$ = $1 + $3 + 1; |
| 743 | } |
| 744 | | exp '^' exp |
| 745 | { |
| 746 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 747 | &Operator::create<Operator::BITWISE_XOR>()); |
| 748 | $$ = $1 + $3 + 1; |
| 749 | } |
| 750 | | exp '|' exp |
| 751 | { |
| 752 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 753 | &Operator::create<Operator::BITWISE_OR>()); |
| 754 | $$ = $1 + $3 + 1; |
| 755 | } |
| 756 | | exp LOGICAL_AND exp |
| 757 | { |
| 758 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 759 | &Operator::create<Operator::LOGICAL_AND>()); |
| 760 | $$ = $1 + $3 + 1; |
| 761 | } |
| 762 | | exp LOGICAL_OR exp |
| 763 | { |
| 764 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 765 | &Operator::create<Operator::LOGICAL_OR>()); |
| 766 | $$ = $1 + $3 + 1; |
| 767 | } |
| 768 | | exp '?' exp ':' exp |
| 769 | { |
| 770 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 771 | &Operator::create<Operator::TERNARY_IF>()); |
| 772 | $$ = $1 + $3 + $5 + 1; |
| 773 | } |
| 774 | | ABSOLUTE '(' exp ')' |
| 775 | { |
| 776 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 777 | &Operator::create<Operator::ABSOLUTE>()); |
| 778 | $$ = $3 + 1; |
| 779 | } |
| 780 | | ADDR '(' string ')' |
| 781 | { |
| 782 | m_ScriptFile.getCurrentRpnExpr()->push_back(SectOperand::create(*$3)); |
| 783 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 784 | &Operator::create<Operator::ADDR>()); |
| 785 | $$ = 2; |
| 786 | } |
| 787 | | ALIGN '(' exp ')' |
| 788 | { |
| 789 | RpnExpr::iterator pos = m_ScriptFile.getCurrentRpnExpr()->begin() + |
| 790 | m_ScriptFile.getCurrentRpnExpr()->size() - $3; |
| 791 | m_ScriptFile.getCurrentRpnExpr()->insert(pos, SymOperand::create(".")); |
| 792 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 793 | &Operator::create<Operator::ALIGN>()); |
| 794 | $$ = $3 + 2; |
| 795 | } |
| 796 | | ALIGN '(' exp ',' exp ')' |
| 797 | { |
| 798 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 799 | &Operator::create<Operator::ALIGN>()); |
| 800 | $$ = $3 + $5 + 1; |
| 801 | } |
| 802 | | ALIGNOF '(' string ')' |
| 803 | { |
| 804 | m_ScriptFile.getCurrentRpnExpr()->push_back(SectOperand::create(*$3)); |
| 805 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 806 | &Operator::create<Operator::ALIGNOF>()); |
| 807 | $$ = 2; |
| 808 | } |
| 809 | | BLOCK '(' exp ')' |
| 810 | { |
| 811 | RpnExpr::iterator pos = m_ScriptFile.getCurrentRpnExpr()->begin() + |
| 812 | m_ScriptFile.getCurrentRpnExpr()->size() - $3; |
| 813 | m_ScriptFile.getCurrentRpnExpr()->insert(pos, SymOperand::create(".")); |
| 814 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 815 | &Operator::create<Operator::ALIGN>()); |
| 816 | $$ = $3 + 2; |
| 817 | } |
| 818 | | DATA_SEGMENT_ALIGN |
| 819 | { |
| 820 | m_ScriptFile.getCurrentRpnExpr()->push_back(SymOperand::create(".")); |
| 821 | } |
| 822 | '(' exp ',' exp ')' |
| 823 | { |
| 824 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 825 | &Operator::create<Operator::DATA_SEGMENT_ALIGN>()); |
| 826 | $$ = $4 + $6 + 2; |
| 827 | } |
| 828 | | DATA_SEGMENT_END '(' exp ')' |
| 829 | { |
| 830 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 831 | &Operator::create<Operator::DATA_SEGMENT_END>()); |
| 832 | $$ = $3 + 1; |
| 833 | } |
| 834 | | DATA_SEGMENT_RELRO_END '(' exp ',' exp ')' |
| 835 | { |
| 836 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 837 | &Operator::create<Operator::DATA_SEGMENT_RELRO_END>()); |
| 838 | $$ = $3 + $5 + 1; |
| 839 | } |
| 840 | | DEFINED '(' symbol ')' |
| 841 | { |
| 842 | m_ScriptFile.getCurrentRpnExpr()->push_back(SymOperand::create(*$3)); |
| 843 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 844 | &Operator::create<Operator::DEFINED>()); |
| 845 | $$ = 2; |
| 846 | } |
| 847 | | LENGTH '(' string ')' |
| 848 | { |
| 849 | /* TODO */ |
| 850 | } |
| 851 | | LOADADDR '(' string ')' |
| 852 | { |
| 853 | m_ScriptFile.getCurrentRpnExpr()->push_back(SectOperand::create(*$3)); |
| 854 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 855 | &Operator::create<Operator::LOADADDR>()); |
| 856 | $$ = 2; |
| 857 | } |
| 858 | | MAX '(' exp ',' exp ')' |
| 859 | { |
| 860 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 861 | &Operator::create<Operator::MAX>()); |
| 862 | $$ = $3 + $5 + 1; |
| 863 | } |
| 864 | | MIN '(' exp ',' exp ')' |
| 865 | { |
| 866 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 867 | &Operator::create<Operator::MIN>()); |
| 868 | $$ = $3 + $5 + 1; |
| 869 | } |
| 870 | | NEXT '(' exp ')' |
| 871 | { |
| 872 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 873 | &Operator::create<Operator::NEXT>()); |
| 874 | $$ = $3 + 1; |
| 875 | } |
| 876 | | ORIGIN '(' string ')' |
| 877 | { |
| 878 | /* TODO */ |
| 879 | } |
| 880 | | SEGMENT_START '(' string |
| 881 | { |
| 882 | m_ScriptFile.getCurrentRpnExpr()->push_back(SectOperand::create(*$3)); |
| 883 | } |
| 884 | ',' exp ')' |
| 885 | { |
| 886 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 887 | &Operator::create<Operator::SEGMENT_START>()); |
| 888 | $$ = $6 + 2; |
| 889 | } |
| 890 | | SIZEOF '(' string ')' |
| 891 | { |
| 892 | m_ScriptFile.getCurrentRpnExpr()->push_back(SectOperand::create(*$3)); |
| 893 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 894 | &Operator::create<Operator::SIZEOF>()); |
| 895 | $$ = 2; |
| 896 | } |
| 897 | | SIZEOF_HEADERS |
| 898 | { |
| 899 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 900 | &Operator::create<Operator::SIZEOF_HEADERS>()); |
| 901 | $$ = 1; |
| 902 | } |
| 903 | | CONSTANT '(' MAXPAGESIZE ')' |
| 904 | { |
| 905 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 906 | &Operator::create<Operator::MAXPAGESIZE>()); |
| 907 | $$ = 1; |
| 908 | } |
| 909 | | CONSTANT '(' COMMONPAGESIZE')' |
| 910 | { |
| 911 | m_ScriptFile.getCurrentRpnExpr()->push_back( |
| 912 | &Operator::create<Operator::COMMONPAGESIZE>()); |
| 913 | $$ = 1; |
| 914 | } |
| 915 | | INTEGER |
| 916 | { |
| 917 | m_ScriptFile.getCurrentRpnExpr()->push_back(IntOperand::create($1)); |
| 918 | $$ = 1; |
| 919 | } |
| 920 | | symbol |
| 921 | { |
| 922 | m_ScriptFile.getCurrentRpnExpr()->push_back(SymOperand::create(*$1)); |
| 923 | $$ = 1; |
| 924 | } |
| 925 | ; |
| 926 | |
| 927 | symbol : STRING |
| 928 | { $$ = $1; } |
| 929 | ; |
| 930 | |
| 931 | string : STRING |
| 932 | { $$ = $1; } |
| 933 | | '"' STRING '"' |
| 934 | { $$ = $2; } |
| 935 | ; |
| 936 | |
| 937 | %% |
| 938 | |
| 939 | void mcld::ScriptParser::error(const mcld::ScriptParser::location_type& pLoc, |
| 940 | const std::string &pMsg) |
| 941 | { |
| 942 | position last = pLoc.end - 1; |
| 943 | std::string filename = "NaN"; |
| 944 | if (last.filename != NULL) |
| 945 | filename = *last.filename; |
| 946 | |
| 947 | mcld::error(diag::err_syntax_error) |
| 948 | << filename << last.line << last.column << pMsg; |
| 949 | } |
| 950 | |