1 //===- ASTBitCodes.h - Enum values for the PCH bitcode format ---*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // This header defines Bitcode enum values for Clang serialized AST files. 10 // 11 // The enum values defined in this file should be considered permanent. If 12 // new features are added, they should have values added at the end of the 13 // respective lists. 14 // 15 //===----------------------------------------------------------------------===// 16 17 #ifndef LLVM_CLANG_SERIALIZATION_ASTBITCODES_H 18 #define LLVM_CLANG_SERIALIZATION_ASTBITCODES_H 19 20 #include "clang/AST/DeclarationName.h" 21 #include "clang/AST/Type.h" 22 #include "clang/Basic/IdentifierTable.h" 23 #include "clang/Basic/OperatorKinds.h" 24 #include "clang/Basic/SourceLocation.h" 25 #include "llvm/ADT/DenseMapInfo.h" 26 #include "llvm/Bitstream/BitCodes.h" 27 #include <cassert> 28 #include <cstdint> 29 30 namespace clang { 31 namespace serialization { 32 33 /// AST file major version number supported by this version of 34 /// Clang. 35 /// 36 /// Whenever the AST file format changes in a way that makes it 37 /// incompatible with previous versions (such that a reader 38 /// designed for the previous version could not support reading 39 /// the new version), this number should be increased. 40 /// 41 /// Version 4 of AST files also requires that the version control branch and 42 /// revision match exactly, since there is no backward compatibility of 43 /// AST files at this time. 44 const unsigned VERSION_MAJOR = 13; 45 46 /// AST file minor version number supported by this version of 47 /// Clang. 48 /// 49 /// Whenever the AST format changes in a way that is still 50 /// compatible with previous versions (such that a reader designed 51 /// for the previous version could still support reading the new 52 /// version by ignoring new kinds of subblocks), this number 53 /// should be increased. 54 const unsigned VERSION_MINOR = 0; 55 56 /// An ID number that refers to an identifier in an AST file. 57 /// 58 /// The ID numbers of identifiers are consecutive (in order of discovery) 59 /// and start at 1. 0 is reserved for NULL. 60 using IdentifierID = uint32_t; 61 62 /// An ID number that refers to a declaration in an AST file. 63 /// 64 /// The ID numbers of declarations are consecutive (in order of 65 /// discovery), with values below NUM_PREDEF_DECL_IDS being reserved. 66 /// At the start of a chain of precompiled headers, declaration ID 1 is 67 /// used for the translation unit declaration. 68 using DeclID = uint32_t; 69 70 // FIXME: Turn these into classes so we can have some type safety when 71 // we go from local ID to global and vice-versa. 72 using LocalDeclID = DeclID; 73 using GlobalDeclID = DeclID; 74 75 /// An ID number that refers to a type in an AST file. 76 /// 77 /// The ID of a type is partitioned into two parts: the lower 78 /// three bits are used to store the const/volatile/restrict 79 /// qualifiers (as with QualType) and the upper bits provide a 80 /// type index. The type index values are partitioned into two 81 /// sets. The values below NUM_PREDEF_TYPE_IDs are predefined type 82 /// IDs (based on the PREDEF_TYPE_*_ID constants), with 0 as a 83 /// placeholder for "no type". Values from NUM_PREDEF_TYPE_IDs are 84 /// other types that have serialized representations. 85 using TypeID = uint32_t; 86 87 /// A type index; the type ID with the qualifier bits removed. 88 class TypeIdx { 89 uint32_t Idx = 0; 90 91 public: 92 TypeIdx() = default; TypeIdx(uint32_t index)93 explicit TypeIdx(uint32_t index) : Idx(index) {} 94 getIndex()95 uint32_t getIndex() const { return Idx; } 96 asTypeID(unsigned FastQuals)97 TypeID asTypeID(unsigned FastQuals) const { 98 if (Idx == uint32_t(-1)) 99 return TypeID(-1); 100 101 return (Idx << Qualifiers::FastWidth) | FastQuals; 102 } 103 fromTypeID(TypeID ID)104 static TypeIdx fromTypeID(TypeID ID) { 105 if (ID == TypeID(-1)) 106 return TypeIdx(-1); 107 108 return TypeIdx(ID >> Qualifiers::FastWidth); 109 } 110 }; 111 112 /// A structure for putting "fast"-unqualified QualTypes into a 113 /// DenseMap. This uses the standard pointer hash function. 114 struct UnsafeQualTypeDenseMapInfo { isEqualUnsafeQualTypeDenseMapInfo115 static bool isEqual(QualType A, QualType B) { return A == B; } 116 getEmptyKeyUnsafeQualTypeDenseMapInfo117 static QualType getEmptyKey() { 118 return QualType::getFromOpaquePtr((void *)1); 119 } 120 getTombstoneKeyUnsafeQualTypeDenseMapInfo121 static QualType getTombstoneKey() { 122 return QualType::getFromOpaquePtr((void *)2); 123 } 124 getHashValueUnsafeQualTypeDenseMapInfo125 static unsigned getHashValue(QualType T) { 126 assert(!T.getLocalFastQualifiers() && 127 "hash invalid for types with fast quals"); 128 uintptr_t v = reinterpret_cast<uintptr_t>(T.getAsOpaquePtr()); 129 return (unsigned(v) >> 4) ^ (unsigned(v) >> 9); 130 } 131 }; 132 133 /// An ID number that refers to an identifier in an AST file. 134 using IdentID = uint32_t; 135 136 /// The number of predefined identifier IDs. 137 const unsigned int NUM_PREDEF_IDENT_IDS = 1; 138 139 /// An ID number that refers to a macro in an AST file. 140 using MacroID = uint32_t; 141 142 /// A global ID number that refers to a macro in an AST file. 143 using GlobalMacroID = uint32_t; 144 145 /// A local to a module ID number that refers to a macro in an 146 /// AST file. 147 using LocalMacroID = uint32_t; 148 149 /// The number of predefined macro IDs. 150 const unsigned int NUM_PREDEF_MACRO_IDS = 1; 151 152 /// An ID number that refers to an ObjC selector in an AST file. 153 using SelectorID = uint32_t; 154 155 /// The number of predefined selector IDs. 156 const unsigned int NUM_PREDEF_SELECTOR_IDS = 1; 157 158 /// An ID number that refers to a set of CXXBaseSpecifiers in an 159 /// AST file. 160 using CXXBaseSpecifiersID = uint32_t; 161 162 /// An ID number that refers to a list of CXXCtorInitializers in an 163 /// AST file. 164 using CXXCtorInitializersID = uint32_t; 165 166 /// An ID number that refers to an entity in the detailed 167 /// preprocessing record. 168 using PreprocessedEntityID = uint32_t; 169 170 /// An ID number that refers to a submodule in a module file. 171 using SubmoduleID = uint32_t; 172 173 /// The number of predefined submodule IDs. 174 const unsigned int NUM_PREDEF_SUBMODULE_IDS = 1; 175 176 /// Source range/offset of a preprocessed entity. 177 struct PPEntityOffset { 178 /// Raw source location of beginning of range. 179 unsigned Begin; 180 181 /// Raw source location of end of range. 182 unsigned End; 183 184 /// Offset in the AST file relative to ModuleFile::MacroOffsetsBase. 185 uint32_t BitOffset; 186 PPEntityOffsetPPEntityOffset187 PPEntityOffset(SourceRange R, uint32_t BitOffset) 188 : Begin(R.getBegin().getRawEncoding()), End(R.getEnd().getRawEncoding()), 189 BitOffset(BitOffset) {} 190 getBeginPPEntityOffset191 SourceLocation getBegin() const { 192 return SourceLocation::getFromRawEncoding(Begin); 193 } 194 getEndPPEntityOffset195 SourceLocation getEnd() const { 196 return SourceLocation::getFromRawEncoding(End); 197 } 198 }; 199 200 /// Source range of a skipped preprocessor region 201 struct PPSkippedRange { 202 /// Raw source location of beginning of range. 203 unsigned Begin; 204 /// Raw source location of end of range. 205 unsigned End; 206 PPSkippedRangePPSkippedRange207 PPSkippedRange(SourceRange R) 208 : Begin(R.getBegin().getRawEncoding()), End(R.getEnd().getRawEncoding()) { 209 } 210 getBeginPPSkippedRange211 SourceLocation getBegin() const { 212 return SourceLocation::getFromRawEncoding(Begin); 213 } getEndPPSkippedRange214 SourceLocation getEnd() const { 215 return SourceLocation::getFromRawEncoding(End); 216 } 217 }; 218 219 /// Offset in the AST file. Use splitted 64-bit integer into low/high 220 /// parts to keep structure alignment 32-bit (it is important because 221 /// blobs in bitstream are 32-bit aligned). This structure is serialized 222 /// "as is" to the AST file. 223 struct UnderalignedInt64 { 224 uint32_t BitOffsetLow = 0; 225 uint32_t BitOffsetHigh = 0; 226 227 UnderalignedInt64() = default; UnderalignedInt64UnderalignedInt64228 UnderalignedInt64(uint64_t BitOffset) { setBitOffset(BitOffset); } 229 setBitOffsetUnderalignedInt64230 void setBitOffset(uint64_t Offset) { 231 BitOffsetLow = Offset; 232 BitOffsetHigh = Offset >> 32; 233 } 234 getBitOffsetUnderalignedInt64235 uint64_t getBitOffset() const { 236 return BitOffsetLow | (uint64_t(BitOffsetHigh) << 32); 237 } 238 }; 239 240 /// Source location and bit offset of a declaration. 241 struct DeclOffset { 242 /// Raw source location. 243 unsigned Loc = 0; 244 245 /// Offset relative to the start of the DECLTYPES_BLOCK block. Keep 246 /// structure alignment 32-bit and avoid padding gap because undefined 247 /// value in the padding affects AST hash. 248 UnderalignedInt64 BitOffset; 249 250 DeclOffset() = default; DeclOffsetDeclOffset251 DeclOffset(SourceLocation Loc, uint64_t BitOffset, 252 uint64_t DeclTypesBlockStartOffset) { 253 setLocation(Loc); 254 setBitOffset(BitOffset, DeclTypesBlockStartOffset); 255 } 256 setLocationDeclOffset257 void setLocation(SourceLocation L) { Loc = L.getRawEncoding(); } 258 getLocationDeclOffset259 SourceLocation getLocation() const { 260 return SourceLocation::getFromRawEncoding(Loc); 261 } 262 setBitOffsetDeclOffset263 void setBitOffset(uint64_t Offset, const uint64_t DeclTypesBlockStartOffset) { 264 BitOffset.setBitOffset(Offset - DeclTypesBlockStartOffset); 265 } 266 getBitOffsetDeclOffset267 uint64_t getBitOffset(const uint64_t DeclTypesBlockStartOffset) const { 268 return BitOffset.getBitOffset() + DeclTypesBlockStartOffset; 269 } 270 }; 271 272 /// The number of predefined preprocessed entity IDs. 273 const unsigned int NUM_PREDEF_PP_ENTITY_IDS = 1; 274 275 /// Describes the various kinds of blocks that occur within 276 /// an AST file. 277 enum BlockIDs { 278 /// The AST block, which acts as a container around the 279 /// full AST block. 280 AST_BLOCK_ID = llvm::bitc::FIRST_APPLICATION_BLOCKID, 281 282 /// The block containing information about the source 283 /// manager. 284 SOURCE_MANAGER_BLOCK_ID, 285 286 /// The block containing information about the 287 /// preprocessor. 288 PREPROCESSOR_BLOCK_ID, 289 290 /// The block containing the definitions of all of the 291 /// types and decls used within the AST file. 292 DECLTYPES_BLOCK_ID, 293 294 /// The block containing the detailed preprocessing record. 295 PREPROCESSOR_DETAIL_BLOCK_ID, 296 297 /// The block containing the submodule structure. 298 SUBMODULE_BLOCK_ID, 299 300 /// The block containing comments. 301 COMMENTS_BLOCK_ID, 302 303 /// The control block, which contains all of the 304 /// information that needs to be validated prior to committing 305 /// to loading the AST file. 306 CONTROL_BLOCK_ID, 307 308 /// The block of input files, which were used as inputs 309 /// to create this AST file. 310 /// 311 /// This block is part of the control block. 312 INPUT_FILES_BLOCK_ID, 313 314 /// The block of configuration options, used to check that 315 /// a module is being used in a configuration compatible with the 316 /// configuration in which it was built. 317 /// 318 /// This block is part of the control block. 319 OPTIONS_BLOCK_ID, 320 321 /// A block containing a module file extension. 322 EXTENSION_BLOCK_ID, 323 324 /// A block with unhashed content. 325 /// 326 /// These records should not change the \a ASTFileSignature. See \a 327 /// UnhashedControlBlockRecordTypes for the list of records. 328 UNHASHED_CONTROL_BLOCK_ID, 329 }; 330 331 /// Record types that occur within the control block. 332 enum ControlRecordTypes { 333 /// AST file metadata, including the AST file version number 334 /// and information about the compiler used to build this AST file. 335 METADATA = 1, 336 337 /// Record code for the list of other AST files imported by 338 /// this AST file. 339 IMPORTS, 340 341 /// Record code for the original file that was used to 342 /// generate the AST file, including both its file ID and its 343 /// name. 344 ORIGINAL_FILE, 345 346 /// The directory that the PCH was originally created in. 347 ORIGINAL_PCH_DIR, 348 349 /// Record code for file ID of the file or buffer that was used to 350 /// generate the AST file. 351 ORIGINAL_FILE_ID, 352 353 /// Offsets into the input-files block where input files 354 /// reside. 355 INPUT_FILE_OFFSETS, 356 357 /// Record code for the module name. 358 MODULE_NAME, 359 360 /// Record code for the module map file that was used to build this 361 /// AST file. 362 MODULE_MAP_FILE, 363 364 /// Record code for the module build directory. 365 MODULE_DIRECTORY, 366 }; 367 368 /// Record types that occur within the options block inside 369 /// the control block. 370 enum OptionsRecordTypes { 371 /// Record code for the language options table. 372 /// 373 /// The record with this code contains the contents of the 374 /// LangOptions structure. We serialize the entire contents of 375 /// the structure, and let the reader decide which options are 376 /// actually important to check. 377 LANGUAGE_OPTIONS = 1, 378 379 /// Record code for the target options table. 380 TARGET_OPTIONS, 381 382 /// Record code for the filesystem options table. 383 FILE_SYSTEM_OPTIONS, 384 385 /// Record code for the headers search options table. 386 HEADER_SEARCH_OPTIONS, 387 388 /// Record code for the preprocessor options table. 389 PREPROCESSOR_OPTIONS, 390 }; 391 392 /// Record codes for the unhashed control block. 393 enum UnhashedControlBlockRecordTypes { 394 /// Record code for the signature that identifiers this AST file. 395 SIGNATURE = 1, 396 397 /// Record code for the content hash of the AST block. 398 AST_BLOCK_HASH, 399 400 /// Record code for the diagnostic options table. 401 DIAGNOSTIC_OPTIONS, 402 403 /// Record code for \#pragma diagnostic mappings. 404 DIAG_PRAGMA_MAPPINGS, 405 }; 406 407 /// Record code for extension blocks. 408 enum ExtensionBlockRecordTypes { 409 /// Metadata describing this particular extension. 410 EXTENSION_METADATA = 1, 411 412 /// The first record ID allocated to the extensions themselves. 413 FIRST_EXTENSION_RECORD_ID = 4 414 }; 415 416 /// Record types that occur within the input-files block 417 /// inside the control block. 418 enum InputFileRecordTypes { 419 /// An input file. 420 INPUT_FILE = 1, 421 422 /// The input file content hash 423 INPUT_FILE_HASH 424 }; 425 426 /// Record types that occur within the AST block itself. 427 enum ASTRecordTypes { 428 /// Record code for the offsets of each type. 429 /// 430 /// The TYPE_OFFSET constant describes the record that occurs 431 /// within the AST block. The record itself is an array of offsets that 432 /// point into the declarations and types block (identified by 433 /// DECLTYPES_BLOCK_ID). The index into the array is based on the ID 434 /// of a type. For a given type ID @c T, the lower three bits of 435 /// @c T are its qualifiers (const, volatile, restrict), as in 436 /// the QualType class. The upper bits, after being shifted and 437 /// subtracting NUM_PREDEF_TYPE_IDS, are used to index into the 438 /// TYPE_OFFSET block to determine the offset of that type's 439 /// corresponding record within the DECLTYPES_BLOCK_ID block. 440 TYPE_OFFSET = 1, 441 442 /// Record code for the offsets of each decl. 443 /// 444 /// The DECL_OFFSET constant describes the record that occurs 445 /// within the block identified by DECL_OFFSETS_BLOCK_ID within 446 /// the AST block. The record itself is an array of offsets that 447 /// point into the declarations and types block (identified by 448 /// DECLTYPES_BLOCK_ID). The declaration ID is an index into this 449 /// record, after subtracting one to account for the use of 450 /// declaration ID 0 for a NULL declaration pointer. Index 0 is 451 /// reserved for the translation unit declaration. 452 DECL_OFFSET = 2, 453 454 /// Record code for the table of offsets of each 455 /// identifier ID. 456 /// 457 /// The offset table contains offsets into the blob stored in 458 /// the IDENTIFIER_TABLE record. Each offset points to the 459 /// NULL-terminated string that corresponds to that identifier. 460 IDENTIFIER_OFFSET = 3, 461 462 /// This is so that older clang versions, before the introduction 463 /// of the control block, can read and reject the newer PCH format. 464 /// *DON'T CHANGE THIS NUMBER*. 465 METADATA_OLD_FORMAT = 4, 466 467 /// Record code for the identifier table. 468 /// 469 /// The identifier table is a simple blob that contains 470 /// NULL-terminated strings for all of the identifiers 471 /// referenced by the AST file. The IDENTIFIER_OFFSET table 472 /// contains the mapping from identifier IDs to the characters 473 /// in this blob. Note that the starting offsets of all of the 474 /// identifiers are odd, so that, when the identifier offset 475 /// table is loaded in, we can use the low bit to distinguish 476 /// between offsets (for unresolved identifier IDs) and 477 /// IdentifierInfo pointers (for already-resolved identifier 478 /// IDs). 479 IDENTIFIER_TABLE = 5, 480 481 /// Record code for the array of eagerly deserialized decls. 482 /// 483 /// The AST file contains a list of all of the declarations that should be 484 /// eagerly deserialized present within the parsed headers, stored as an 485 /// array of declaration IDs. These declarations will be 486 /// reported to the AST consumer after the AST file has been 487 /// read, since their presence can affect the semantics of the 488 /// program (e.g., for code generation). 489 EAGERLY_DESERIALIZED_DECLS = 6, 490 491 /// Record code for the set of non-builtin, special 492 /// types. 493 /// 494 /// This record contains the type IDs for the various type nodes 495 /// that are constructed during semantic analysis (e.g., 496 /// __builtin_va_list). The SPECIAL_TYPE_* constants provide 497 /// offsets into this record. 498 SPECIAL_TYPES = 7, 499 500 /// Record code for the extra statistics we gather while 501 /// generating an AST file. 502 STATISTICS = 8, 503 504 /// Record code for the array of tentative definitions. 505 TENTATIVE_DEFINITIONS = 9, 506 507 // ID 10 used to be for a list of extern "C" declarations. 508 509 /// Record code for the table of offsets into the 510 /// Objective-C method pool. 511 SELECTOR_OFFSETS = 11, 512 513 /// Record code for the Objective-C method pool, 514 METHOD_POOL = 12, 515 516 /// The value of the next __COUNTER__ to dispense. 517 /// [PP_COUNTER_VALUE, Val] 518 PP_COUNTER_VALUE = 13, 519 520 /// Record code for the table of offsets into the block 521 /// of source-location information. 522 SOURCE_LOCATION_OFFSETS = 14, 523 524 /// Record code for the set of source location entries 525 /// that need to be preloaded by the AST reader. 526 /// 527 /// This set contains the source location entry for the 528 /// predefines buffer and for any file entries that need to be 529 /// preloaded. 530 SOURCE_LOCATION_PRELOADS = 15, 531 532 /// Record code for the set of ext_vector type names. 533 EXT_VECTOR_DECLS = 16, 534 535 /// Record code for the array of unused file scoped decls. 536 UNUSED_FILESCOPED_DECLS = 17, 537 538 /// Record code for the table of offsets to entries in the 539 /// preprocessing record. 540 PPD_ENTITIES_OFFSETS = 18, 541 542 /// Record code for the array of VTable uses. 543 VTABLE_USES = 19, 544 545 // ID 20 used to be for a list of dynamic classes. 546 547 /// Record code for referenced selector pool. 548 REFERENCED_SELECTOR_POOL = 21, 549 550 /// Record code for an update to the TU's lexically contained 551 /// declarations. 552 TU_UPDATE_LEXICAL = 22, 553 554 // ID 23 used to be for a list of local redeclarations. 555 556 /// Record code for declarations that Sema keeps references of. 557 SEMA_DECL_REFS = 24, 558 559 /// Record code for weak undeclared identifiers. 560 WEAK_UNDECLARED_IDENTIFIERS = 25, 561 562 /// Record code for pending implicit instantiations. 563 PENDING_IMPLICIT_INSTANTIATIONS = 26, 564 565 // ID 27 used to be for a list of replacement decls. 566 567 /// Record code for an update to a decl context's lookup table. 568 /// 569 /// In practice, this should only be used for the TU and namespaces. 570 UPDATE_VISIBLE = 28, 571 572 /// Record for offsets of DECL_UPDATES records for declarations 573 /// that were modified after being deserialized and need updates. 574 DECL_UPDATE_OFFSETS = 29, 575 576 // ID 30 used to be a decl update record. These are now in the DECLTYPES 577 // block. 578 579 // ID 31 used to be a list of offsets to DECL_CXX_BASE_SPECIFIERS records. 580 581 // ID 32 used to be the code for \#pragma diagnostic mappings. 582 583 /// Record code for special CUDA declarations. 584 CUDA_SPECIAL_DECL_REFS = 33, 585 586 /// Record code for header search information. 587 HEADER_SEARCH_TABLE = 34, 588 589 /// Record code for floating point \#pragma options. 590 FP_PRAGMA_OPTIONS = 35, 591 592 /// Record code for enabled OpenCL extensions. 593 OPENCL_EXTENSIONS = 36, 594 595 /// The list of delegating constructor declarations. 596 DELEGATING_CTORS = 37, 597 598 /// Record code for the set of known namespaces, which are used 599 /// for typo correction. 600 KNOWN_NAMESPACES = 38, 601 602 /// Record code for the remapping information used to relate 603 /// loaded modules to the various offsets and IDs(e.g., source location 604 /// offests, declaration and type IDs) that are used in that module to 605 /// refer to other modules. 606 MODULE_OFFSET_MAP = 39, 607 608 /// Record code for the source manager line table information, 609 /// which stores information about \#line directives. 610 SOURCE_MANAGER_LINE_TABLE = 40, 611 612 /// Record code for map of Objective-C class definition IDs to the 613 /// ObjC categories in a module that are attached to that class. 614 OBJC_CATEGORIES_MAP = 41, 615 616 /// Record code for a file sorted array of DeclIDs in a module. 617 FILE_SORTED_DECLS = 42, 618 619 /// Record code for an array of all of the (sub)modules that were 620 /// imported by the AST file. 621 IMPORTED_MODULES = 43, 622 623 // ID 44 used to be a table of merged canonical declarations. 624 // ID 45 used to be a list of declaration IDs of local redeclarations. 625 626 /// Record code for the array of Objective-C categories (including 627 /// extensions). 628 /// 629 /// This array can only be interpreted properly using the Objective-C 630 /// categories map. 631 OBJC_CATEGORIES = 46, 632 633 /// Record code for the table of offsets of each macro ID. 634 /// 635 /// The offset table contains offsets into the blob stored in 636 /// the preprocessor block. Each offset points to the corresponding 637 /// macro definition. 638 MACRO_OFFSET = 47, 639 640 /// A list of "interesting" identifiers. Only used in C++ (where we 641 /// don't normally do lookups into the serialized identifier table). These 642 /// are eagerly deserialized. 643 INTERESTING_IDENTIFIERS = 48, 644 645 /// Record code for undefined but used functions and variables that 646 /// need a definition in this TU. 647 UNDEFINED_BUT_USED = 49, 648 649 /// Record code for late parsed template functions. 650 LATE_PARSED_TEMPLATE = 50, 651 652 /// Record code for \#pragma optimize options. 653 OPTIMIZE_PRAGMA_OPTIONS = 51, 654 655 /// Record code for potentially unused local typedef names. 656 UNUSED_LOCAL_TYPEDEF_NAME_CANDIDATES = 52, 657 658 // ID 53 used to be a table of constructor initializer records. 659 660 /// Delete expressions that will be analyzed later. 661 DELETE_EXPRS_TO_ANALYZE = 54, 662 663 /// Record code for \#pragma ms_struct options. 664 MSSTRUCT_PRAGMA_OPTIONS = 55, 665 666 /// Record code for \#pragma ms_struct options. 667 POINTERS_TO_MEMBERS_PRAGMA_OPTIONS = 56, 668 669 /// Number of unmatched #pragma clang cuda_force_host_device begin 670 /// directives we've seen. 671 CUDA_PRAGMA_FORCE_HOST_DEVICE_DEPTH = 57, 672 673 /// Record code for types associated with OpenCL extensions. 674 OPENCL_EXTENSION_TYPES = 58, 675 676 /// Record code for declarations associated with OpenCL extensions. 677 OPENCL_EXTENSION_DECLS = 59, 678 679 MODULAR_CODEGEN_DECLS = 60, 680 681 /// Record code for \#pragma align/pack options. 682 ALIGN_PACK_PRAGMA_OPTIONS = 61, 683 684 /// The stack of open #ifs/#ifdefs recorded in a preamble. 685 PP_CONDITIONAL_STACK = 62, 686 687 /// A table of skipped ranges within the preprocessing record. 688 PPD_SKIPPED_RANGES = 63, 689 690 /// Record code for the Decls to be checked for deferred diags. 691 DECLS_TO_CHECK_FOR_DEFERRED_DIAGS = 64, 692 693 /// Record code for \#pragma float_control options. 694 FLOAT_CONTROL_PRAGMA_OPTIONS = 65, 695 }; 696 697 /// Record types used within a source manager block. 698 enum SourceManagerRecordTypes { 699 /// Describes a source location entry (SLocEntry) for a 700 /// file. 701 SM_SLOC_FILE_ENTRY = 1, 702 703 /// Describes a source location entry (SLocEntry) for a 704 /// buffer. 705 SM_SLOC_BUFFER_ENTRY = 2, 706 707 /// Describes a blob that contains the data for a buffer 708 /// entry. This kind of record always directly follows a 709 /// SM_SLOC_BUFFER_ENTRY record or a SM_SLOC_FILE_ENTRY with an 710 /// overridden buffer. 711 SM_SLOC_BUFFER_BLOB = 3, 712 713 /// Describes a zlib-compressed blob that contains the data for 714 /// a buffer entry. 715 SM_SLOC_BUFFER_BLOB_COMPRESSED = 4, 716 717 /// Describes a source location entry (SLocEntry) for a 718 /// macro expansion. 719 SM_SLOC_EXPANSION_ENTRY = 5 720 }; 721 722 /// Record types used within a preprocessor block. 723 enum PreprocessorRecordTypes { 724 // The macros in the PP section are a PP_MACRO_* instance followed by a 725 // list of PP_TOKEN instances for each token in the definition. 726 727 /// An object-like macro definition. 728 /// [PP_MACRO_OBJECT_LIKE, IdentInfoID, SLoc, IsUsed] 729 PP_MACRO_OBJECT_LIKE = 1, 730 731 /// A function-like macro definition. 732 /// [PP_MACRO_FUNCTION_LIKE, \<ObjectLikeStuff>, IsC99Varargs, 733 /// IsGNUVarars, NumArgs, ArgIdentInfoID* ] 734 PP_MACRO_FUNCTION_LIKE = 2, 735 736 /// Describes one token. 737 /// [PP_TOKEN, SLoc, Length, IdentInfoID, Kind, Flags] 738 PP_TOKEN = 3, 739 740 /// The macro directives history for a particular identifier. 741 PP_MACRO_DIRECTIVE_HISTORY = 4, 742 743 /// A macro directive exported by a module. 744 /// [PP_MODULE_MACRO, SubmoduleID, MacroID, (Overridden SubmoduleID)*] 745 PP_MODULE_MACRO = 5, 746 }; 747 748 /// Record types used within a preprocessor detail block. 749 enum PreprocessorDetailRecordTypes { 750 /// Describes a macro expansion within the preprocessing record. 751 PPD_MACRO_EXPANSION = 0, 752 753 /// Describes a macro definition within the preprocessing record. 754 PPD_MACRO_DEFINITION = 1, 755 756 /// Describes an inclusion directive within the preprocessing 757 /// record. 758 PPD_INCLUSION_DIRECTIVE = 2 759 }; 760 761 /// Record types used within a submodule description block. 762 enum SubmoduleRecordTypes { 763 /// Metadata for submodules as a whole. 764 SUBMODULE_METADATA = 0, 765 766 /// Defines the major attributes of a submodule, including its 767 /// name and parent. 768 SUBMODULE_DEFINITION = 1, 769 770 /// Specifies the umbrella header used to create this module, 771 /// if any. 772 SUBMODULE_UMBRELLA_HEADER = 2, 773 774 /// Specifies a header that falls into this (sub)module. 775 SUBMODULE_HEADER = 3, 776 777 /// Specifies a top-level header that falls into this (sub)module. 778 SUBMODULE_TOPHEADER = 4, 779 780 /// Specifies an umbrella directory. 781 SUBMODULE_UMBRELLA_DIR = 5, 782 783 /// Specifies the submodules that are imported by this 784 /// submodule. 785 SUBMODULE_IMPORTS = 6, 786 787 /// Specifies the submodules that are re-exported from this 788 /// submodule. 789 SUBMODULE_EXPORTS = 7, 790 791 /// Specifies a required feature. 792 SUBMODULE_REQUIRES = 8, 793 794 /// Specifies a header that has been explicitly excluded 795 /// from this submodule. 796 SUBMODULE_EXCLUDED_HEADER = 9, 797 798 /// Specifies a library or framework to link against. 799 SUBMODULE_LINK_LIBRARY = 10, 800 801 /// Specifies a configuration macro for this module. 802 SUBMODULE_CONFIG_MACRO = 11, 803 804 /// Specifies a conflict with another module. 805 SUBMODULE_CONFLICT = 12, 806 807 /// Specifies a header that is private to this submodule. 808 SUBMODULE_PRIVATE_HEADER = 13, 809 810 /// Specifies a header that is part of the module but must be 811 /// textually included. 812 SUBMODULE_TEXTUAL_HEADER = 14, 813 814 /// Specifies a header that is private to this submodule but 815 /// must be textually included. 816 SUBMODULE_PRIVATE_TEXTUAL_HEADER = 15, 817 818 /// Specifies some declarations with initializers that must be 819 /// emitted to initialize the module. 820 SUBMODULE_INITIALIZERS = 16, 821 822 /// Specifies the name of the module that will eventually 823 /// re-export the entities in this module. 824 SUBMODULE_EXPORT_AS = 17, 825 }; 826 827 /// Record types used within a comments block. 828 enum CommentRecordTypes { COMMENTS_RAW_COMMENT = 0 }; 829 830 /// \defgroup ASTAST AST file AST constants 831 /// 832 /// The constants in this group describe various components of the 833 /// abstract syntax tree within an AST file. 834 /// 835 /// @{ 836 837 /// Predefined type IDs. 838 /// 839 /// These type IDs correspond to predefined types in the AST 840 /// context, such as built-in types (int) and special place-holder 841 /// types (the \<overload> and \<dependent> type markers). Such 842 /// types are never actually serialized, since they will be built 843 /// by the AST context when it is created. 844 enum PredefinedTypeIDs { 845 /// The NULL type. 846 PREDEF_TYPE_NULL_ID = 0, 847 848 /// The void type. 849 PREDEF_TYPE_VOID_ID = 1, 850 851 /// The 'bool' or '_Bool' type. 852 PREDEF_TYPE_BOOL_ID = 2, 853 854 /// The 'char' type, when it is unsigned. 855 PREDEF_TYPE_CHAR_U_ID = 3, 856 857 /// The 'unsigned char' type. 858 PREDEF_TYPE_UCHAR_ID = 4, 859 860 /// The 'unsigned short' type. 861 PREDEF_TYPE_USHORT_ID = 5, 862 863 /// The 'unsigned int' type. 864 PREDEF_TYPE_UINT_ID = 6, 865 866 /// The 'unsigned long' type. 867 PREDEF_TYPE_ULONG_ID = 7, 868 869 /// The 'unsigned long long' type. 870 PREDEF_TYPE_ULONGLONG_ID = 8, 871 872 /// The 'char' type, when it is signed. 873 PREDEF_TYPE_CHAR_S_ID = 9, 874 875 /// The 'signed char' type. 876 PREDEF_TYPE_SCHAR_ID = 10, 877 878 /// The C++ 'wchar_t' type. 879 PREDEF_TYPE_WCHAR_ID = 11, 880 881 /// The (signed) 'short' type. 882 PREDEF_TYPE_SHORT_ID = 12, 883 884 /// The (signed) 'int' type. 885 PREDEF_TYPE_INT_ID = 13, 886 887 /// The (signed) 'long' type. 888 PREDEF_TYPE_LONG_ID = 14, 889 890 /// The (signed) 'long long' type. 891 PREDEF_TYPE_LONGLONG_ID = 15, 892 893 /// The 'float' type. 894 PREDEF_TYPE_FLOAT_ID = 16, 895 896 /// The 'double' type. 897 PREDEF_TYPE_DOUBLE_ID = 17, 898 899 /// The 'long double' type. 900 PREDEF_TYPE_LONGDOUBLE_ID = 18, 901 902 /// The placeholder type for overloaded function sets. 903 PREDEF_TYPE_OVERLOAD_ID = 19, 904 905 /// The placeholder type for dependent types. 906 PREDEF_TYPE_DEPENDENT_ID = 20, 907 908 /// The '__uint128_t' type. 909 PREDEF_TYPE_UINT128_ID = 21, 910 911 /// The '__int128_t' type. 912 PREDEF_TYPE_INT128_ID = 22, 913 914 /// The type of 'nullptr'. 915 PREDEF_TYPE_NULLPTR_ID = 23, 916 917 /// The C++ 'char16_t' type. 918 PREDEF_TYPE_CHAR16_ID = 24, 919 920 /// The C++ 'char32_t' type. 921 PREDEF_TYPE_CHAR32_ID = 25, 922 923 /// The ObjC 'id' type. 924 PREDEF_TYPE_OBJC_ID = 26, 925 926 /// The ObjC 'Class' type. 927 PREDEF_TYPE_OBJC_CLASS = 27, 928 929 /// The ObjC 'SEL' type. 930 PREDEF_TYPE_OBJC_SEL = 28, 931 932 /// The 'unknown any' placeholder type. 933 PREDEF_TYPE_UNKNOWN_ANY = 29, 934 935 /// The placeholder type for bound member functions. 936 PREDEF_TYPE_BOUND_MEMBER = 30, 937 938 /// The "auto" deduction type. 939 PREDEF_TYPE_AUTO_DEDUCT = 31, 940 941 /// The "auto &&" deduction type. 942 PREDEF_TYPE_AUTO_RREF_DEDUCT = 32, 943 944 /// The OpenCL 'half' / ARM NEON __fp16 type. 945 PREDEF_TYPE_HALF_ID = 33, 946 947 /// ARC's unbridged-cast placeholder type. 948 PREDEF_TYPE_ARC_UNBRIDGED_CAST = 34, 949 950 /// The pseudo-object placeholder type. 951 PREDEF_TYPE_PSEUDO_OBJECT = 35, 952 953 /// The placeholder type for builtin functions. 954 PREDEF_TYPE_BUILTIN_FN = 36, 955 956 /// OpenCL event type. 957 PREDEF_TYPE_EVENT_ID = 37, 958 959 /// OpenCL clk event type. 960 PREDEF_TYPE_CLK_EVENT_ID = 38, 961 962 /// OpenCL sampler type. 963 PREDEF_TYPE_SAMPLER_ID = 39, 964 965 /// OpenCL queue type. 966 PREDEF_TYPE_QUEUE_ID = 40, 967 968 /// OpenCL reserve_id type. 969 PREDEF_TYPE_RESERVE_ID_ID = 41, 970 971 /// The placeholder type for OpenMP array section. 972 PREDEF_TYPE_OMP_ARRAY_SECTION = 42, 973 974 /// The '__float128' type 975 PREDEF_TYPE_FLOAT128_ID = 43, 976 977 /// The '_Float16' type 978 PREDEF_TYPE_FLOAT16_ID = 44, 979 980 /// The C++ 'char8_t' type. 981 PREDEF_TYPE_CHAR8_ID = 45, 982 983 /// \brief The 'short _Accum' type 984 PREDEF_TYPE_SHORT_ACCUM_ID = 46, 985 986 /// \brief The '_Accum' type 987 PREDEF_TYPE_ACCUM_ID = 47, 988 989 /// \brief The 'long _Accum' type 990 PREDEF_TYPE_LONG_ACCUM_ID = 48, 991 992 /// \brief The 'unsigned short _Accum' type 993 PREDEF_TYPE_USHORT_ACCUM_ID = 49, 994 995 /// \brief The 'unsigned _Accum' type 996 PREDEF_TYPE_UACCUM_ID = 50, 997 998 /// \brief The 'unsigned long _Accum' type 999 PREDEF_TYPE_ULONG_ACCUM_ID = 51, 1000 1001 /// \brief The 'short _Fract' type 1002 PREDEF_TYPE_SHORT_FRACT_ID = 52, 1003 1004 /// \brief The '_Fract' type 1005 PREDEF_TYPE_FRACT_ID = 53, 1006 1007 /// \brief The 'long _Fract' type 1008 PREDEF_TYPE_LONG_FRACT_ID = 54, 1009 1010 /// \brief The 'unsigned short _Fract' type 1011 PREDEF_TYPE_USHORT_FRACT_ID = 55, 1012 1013 /// \brief The 'unsigned _Fract' type 1014 PREDEF_TYPE_UFRACT_ID = 56, 1015 1016 /// \brief The 'unsigned long _Fract' type 1017 PREDEF_TYPE_ULONG_FRACT_ID = 57, 1018 1019 /// \brief The '_Sat short _Accum' type 1020 PREDEF_TYPE_SAT_SHORT_ACCUM_ID = 58, 1021 1022 /// \brief The '_Sat _Accum' type 1023 PREDEF_TYPE_SAT_ACCUM_ID = 59, 1024 1025 /// \brief The '_Sat long _Accum' type 1026 PREDEF_TYPE_SAT_LONG_ACCUM_ID = 60, 1027 1028 /// \brief The '_Sat unsigned short _Accum' type 1029 PREDEF_TYPE_SAT_USHORT_ACCUM_ID = 61, 1030 1031 /// \brief The '_Sat unsigned _Accum' type 1032 PREDEF_TYPE_SAT_UACCUM_ID = 62, 1033 1034 /// \brief The '_Sat unsigned long _Accum' type 1035 PREDEF_TYPE_SAT_ULONG_ACCUM_ID = 63, 1036 1037 /// \brief The '_Sat short _Fract' type 1038 PREDEF_TYPE_SAT_SHORT_FRACT_ID = 64, 1039 1040 /// \brief The '_Sat _Fract' type 1041 PREDEF_TYPE_SAT_FRACT_ID = 65, 1042 1043 /// \brief The '_Sat long _Fract' type 1044 PREDEF_TYPE_SAT_LONG_FRACT_ID = 66, 1045 1046 /// \brief The '_Sat unsigned short _Fract' type 1047 PREDEF_TYPE_SAT_USHORT_FRACT_ID = 67, 1048 1049 /// \brief The '_Sat unsigned _Fract' type 1050 PREDEF_TYPE_SAT_UFRACT_ID = 68, 1051 1052 /// \brief The '_Sat unsigned long _Fract' type 1053 PREDEF_TYPE_SAT_ULONG_FRACT_ID = 69, 1054 1055 /// The placeholder type for OpenMP array shaping operation. 1056 PREDEF_TYPE_OMP_ARRAY_SHAPING = 70, 1057 1058 /// The placeholder type for OpenMP iterator expression. 1059 PREDEF_TYPE_OMP_ITERATOR = 71, 1060 1061 /// A placeholder type for incomplete matrix index operations. 1062 PREDEF_TYPE_INCOMPLETE_MATRIX_IDX = 72, 1063 1064 /// \brief The '__bf16' type 1065 PREDEF_TYPE_BFLOAT16_ID = 73, 1066 1067 /// OpenCL image types with auto numeration 1068 #define IMAGE_TYPE(ImgType, Id, SingletonId, Access, Suffix) \ 1069 PREDEF_TYPE_##Id##_ID, 1070 #include "clang/Basic/OpenCLImageTypes.def" 1071 /// \brief OpenCL extension types with auto numeration 1072 #define EXT_OPAQUE_TYPE(ExtType, Id, Ext) PREDEF_TYPE_##Id##_ID, 1073 #include "clang/Basic/OpenCLExtensionTypes.def" 1074 // \brief SVE types with auto numeration 1075 #define SVE_TYPE(Name, Id, SingletonId) PREDEF_TYPE_##Id##_ID, 1076 #include "clang/Basic/AArch64SVEACLETypes.def" 1077 // \brief PowerPC MMA types with auto numeration 1078 #define PPC_VECTOR_TYPE(Name, Id, Size) PREDEF_TYPE_##Id##_ID, 1079 #include "clang/Basic/PPCTypes.def" 1080 // \brief RISC-V V types with auto numeration 1081 #define RVV_TYPE(Name, Id, SingletonId) PREDEF_TYPE_##Id##_ID, 1082 #include "clang/Basic/RISCVVTypes.def" 1083 }; 1084 1085 /// The number of predefined type IDs that are reserved for 1086 /// the PREDEF_TYPE_* constants. 1087 /// 1088 /// Type IDs for non-predefined types will start at 1089 /// NUM_PREDEF_TYPE_IDs. 1090 const unsigned NUM_PREDEF_TYPE_IDS = 300; 1091 1092 /// Record codes for each kind of type. 1093 /// 1094 /// These constants describe the type records that can occur within a 1095 /// block identified by DECLTYPES_BLOCK_ID in the AST file. Each 1096 /// constant describes a record for a specific type class in the 1097 /// AST. Note that DeclCode values share this code space. 1098 enum TypeCode { 1099 #define TYPE_BIT_CODE(CLASS_ID, CODE_ID, CODE_VALUE) \ 1100 TYPE_##CODE_ID = CODE_VALUE, 1101 #include "clang/Serialization/TypeBitCodes.def" 1102 1103 /// An ExtQualType record. 1104 TYPE_EXT_QUAL = 1 1105 }; 1106 1107 /// The type IDs for special types constructed by semantic 1108 /// analysis. 1109 /// 1110 /// The constants in this enumeration are indices into the 1111 /// SPECIAL_TYPES record. 1112 enum SpecialTypeIDs { 1113 /// CFConstantString type 1114 SPECIAL_TYPE_CF_CONSTANT_STRING = 0, 1115 1116 /// C FILE typedef type 1117 SPECIAL_TYPE_FILE = 1, 1118 1119 /// C jmp_buf typedef type 1120 SPECIAL_TYPE_JMP_BUF = 2, 1121 1122 /// C sigjmp_buf typedef type 1123 SPECIAL_TYPE_SIGJMP_BUF = 3, 1124 1125 /// Objective-C "id" redefinition type 1126 SPECIAL_TYPE_OBJC_ID_REDEFINITION = 4, 1127 1128 /// Objective-C "Class" redefinition type 1129 SPECIAL_TYPE_OBJC_CLASS_REDEFINITION = 5, 1130 1131 /// Objective-C "SEL" redefinition type 1132 SPECIAL_TYPE_OBJC_SEL_REDEFINITION = 6, 1133 1134 /// C ucontext_t typedef type 1135 SPECIAL_TYPE_UCONTEXT_T = 7 1136 }; 1137 1138 /// The number of special type IDs. 1139 const unsigned NumSpecialTypeIDs = 8; 1140 1141 /// Predefined declaration IDs. 1142 /// 1143 /// These declaration IDs correspond to predefined declarations in the AST 1144 /// context, such as the NULL declaration ID. Such declarations are never 1145 /// actually serialized, since they will be built by the AST context when 1146 /// it is created. 1147 enum PredefinedDeclIDs { 1148 /// The NULL declaration. 1149 PREDEF_DECL_NULL_ID = 0, 1150 1151 /// The translation unit. 1152 PREDEF_DECL_TRANSLATION_UNIT_ID = 1, 1153 1154 /// The Objective-C 'id' type. 1155 PREDEF_DECL_OBJC_ID_ID = 2, 1156 1157 /// The Objective-C 'SEL' type. 1158 PREDEF_DECL_OBJC_SEL_ID = 3, 1159 1160 /// The Objective-C 'Class' type. 1161 PREDEF_DECL_OBJC_CLASS_ID = 4, 1162 1163 /// The Objective-C 'Protocol' type. 1164 PREDEF_DECL_OBJC_PROTOCOL_ID = 5, 1165 1166 /// The signed 128-bit integer type. 1167 PREDEF_DECL_INT_128_ID = 6, 1168 1169 /// The unsigned 128-bit integer type. 1170 PREDEF_DECL_UNSIGNED_INT_128_ID = 7, 1171 1172 /// The internal 'instancetype' typedef. 1173 PREDEF_DECL_OBJC_INSTANCETYPE_ID = 8, 1174 1175 /// The internal '__builtin_va_list' typedef. 1176 PREDEF_DECL_BUILTIN_VA_LIST_ID = 9, 1177 1178 /// The internal '__va_list_tag' struct, if any. 1179 PREDEF_DECL_VA_LIST_TAG = 10, 1180 1181 /// The internal '__builtin_ms_va_list' typedef. 1182 PREDEF_DECL_BUILTIN_MS_VA_LIST_ID = 11, 1183 1184 /// The predeclared '_GUID' struct. 1185 PREDEF_DECL_BUILTIN_MS_GUID_ID = 12, 1186 1187 /// The extern "C" context. 1188 PREDEF_DECL_EXTERN_C_CONTEXT_ID = 13, 1189 1190 /// The internal '__make_integer_seq' template. 1191 PREDEF_DECL_MAKE_INTEGER_SEQ_ID = 14, 1192 1193 /// The internal '__NSConstantString' typedef. 1194 PREDEF_DECL_CF_CONSTANT_STRING_ID = 15, 1195 1196 /// The internal '__NSConstantString' tag type. 1197 PREDEF_DECL_CF_CONSTANT_STRING_TAG_ID = 16, 1198 1199 /// The internal '__type_pack_element' template. 1200 PREDEF_DECL_TYPE_PACK_ELEMENT_ID = 17, 1201 }; 1202 1203 /// The number of declaration IDs that are predefined. 1204 /// 1205 /// For more information about predefined declarations, see the 1206 /// \c PredefinedDeclIDs type and the PREDEF_DECL_*_ID constants. 1207 const unsigned int NUM_PREDEF_DECL_IDS = 18; 1208 1209 /// Record of updates for a declaration that was modified after 1210 /// being deserialized. This can occur within DECLTYPES_BLOCK_ID. 1211 const unsigned int DECL_UPDATES = 49; 1212 1213 /// Record code for a list of local redeclarations of a declaration. 1214 /// This can occur within DECLTYPES_BLOCK_ID. 1215 const unsigned int LOCAL_REDECLARATIONS = 50; 1216 1217 /// Record codes for each kind of declaration. 1218 /// 1219 /// These constants describe the declaration records that can occur within 1220 /// a declarations block (identified by DECLTYPES_BLOCK_ID). Each 1221 /// constant describes a record for a specific declaration class 1222 /// in the AST. Note that TypeCode values share this code space. 1223 enum DeclCode { 1224 /// A TypedefDecl record. 1225 DECL_TYPEDEF = 51, 1226 /// A TypeAliasDecl record. 1227 1228 DECL_TYPEALIAS, 1229 1230 /// An EnumDecl record. 1231 DECL_ENUM, 1232 1233 /// A RecordDecl record. 1234 DECL_RECORD, 1235 1236 /// An EnumConstantDecl record. 1237 DECL_ENUM_CONSTANT, 1238 1239 /// A FunctionDecl record. 1240 DECL_FUNCTION, 1241 1242 /// A ObjCMethodDecl record. 1243 DECL_OBJC_METHOD, 1244 1245 /// A ObjCInterfaceDecl record. 1246 DECL_OBJC_INTERFACE, 1247 1248 /// A ObjCProtocolDecl record. 1249 DECL_OBJC_PROTOCOL, 1250 1251 /// A ObjCIvarDecl record. 1252 DECL_OBJC_IVAR, 1253 1254 /// A ObjCAtDefsFieldDecl record. 1255 DECL_OBJC_AT_DEFS_FIELD, 1256 1257 /// A ObjCCategoryDecl record. 1258 DECL_OBJC_CATEGORY, 1259 1260 /// A ObjCCategoryImplDecl record. 1261 DECL_OBJC_CATEGORY_IMPL, 1262 1263 /// A ObjCImplementationDecl record. 1264 DECL_OBJC_IMPLEMENTATION, 1265 1266 /// A ObjCCompatibleAliasDecl record. 1267 DECL_OBJC_COMPATIBLE_ALIAS, 1268 1269 /// A ObjCPropertyDecl record. 1270 DECL_OBJC_PROPERTY, 1271 1272 /// A ObjCPropertyImplDecl record. 1273 DECL_OBJC_PROPERTY_IMPL, 1274 1275 /// A FieldDecl record. 1276 DECL_FIELD, 1277 1278 /// A MSPropertyDecl record. 1279 DECL_MS_PROPERTY, 1280 1281 /// A MSGuidDecl record. 1282 DECL_MS_GUID, 1283 1284 /// A TemplateParamObjectDecl record. 1285 DECL_TEMPLATE_PARAM_OBJECT, 1286 1287 /// A VarDecl record. 1288 DECL_VAR, 1289 1290 /// An ImplicitParamDecl record. 1291 DECL_IMPLICIT_PARAM, 1292 1293 /// A ParmVarDecl record. 1294 DECL_PARM_VAR, 1295 1296 /// A DecompositionDecl record. 1297 DECL_DECOMPOSITION, 1298 1299 /// A BindingDecl record. 1300 DECL_BINDING, 1301 1302 /// A FileScopeAsmDecl record. 1303 DECL_FILE_SCOPE_ASM, 1304 1305 /// A BlockDecl record. 1306 DECL_BLOCK, 1307 1308 /// A CapturedDecl record. 1309 DECL_CAPTURED, 1310 1311 /// A record that stores the set of declarations that are 1312 /// lexically stored within a given DeclContext. 1313 /// 1314 /// The record itself is a blob that is an array of declaration IDs, 1315 /// in the order in which those declarations were added to the 1316 /// declaration context. This data is used when iterating over 1317 /// the contents of a DeclContext, e.g., via 1318 /// DeclContext::decls_begin() and DeclContext::decls_end(). 1319 DECL_CONTEXT_LEXICAL, 1320 1321 /// A record that stores the set of declarations that are 1322 /// visible from a given DeclContext. 1323 /// 1324 /// The record itself stores a set of mappings, each of which 1325 /// associates a declaration name with one or more declaration 1326 /// IDs. This data is used when performing qualified name lookup 1327 /// into a DeclContext via DeclContext::lookup. 1328 DECL_CONTEXT_VISIBLE, 1329 1330 /// A LabelDecl record. 1331 DECL_LABEL, 1332 1333 /// A NamespaceDecl record. 1334 DECL_NAMESPACE, 1335 1336 /// A NamespaceAliasDecl record. 1337 DECL_NAMESPACE_ALIAS, 1338 1339 /// A UsingDecl record. 1340 DECL_USING, 1341 1342 /// A UsingPackDecl record. 1343 DECL_USING_PACK, 1344 1345 /// A UsingShadowDecl record. 1346 DECL_USING_SHADOW, 1347 1348 /// A ConstructorUsingShadowDecl record. 1349 DECL_CONSTRUCTOR_USING_SHADOW, 1350 1351 /// A UsingDirecitveDecl record. 1352 DECL_USING_DIRECTIVE, 1353 1354 /// An UnresolvedUsingValueDecl record. 1355 DECL_UNRESOLVED_USING_VALUE, 1356 1357 /// An UnresolvedUsingTypenameDecl record. 1358 DECL_UNRESOLVED_USING_TYPENAME, 1359 1360 /// A LinkageSpecDecl record. 1361 DECL_LINKAGE_SPEC, 1362 1363 /// An ExportDecl record. 1364 DECL_EXPORT, 1365 1366 /// A CXXRecordDecl record. 1367 DECL_CXX_RECORD, 1368 1369 /// A CXXDeductionGuideDecl record. 1370 DECL_CXX_DEDUCTION_GUIDE, 1371 1372 /// A CXXMethodDecl record. 1373 DECL_CXX_METHOD, 1374 1375 /// A CXXConstructorDecl record. 1376 DECL_CXX_CONSTRUCTOR, 1377 1378 /// A CXXDestructorDecl record. 1379 DECL_CXX_DESTRUCTOR, 1380 1381 /// A CXXConversionDecl record. 1382 DECL_CXX_CONVERSION, 1383 1384 /// An AccessSpecDecl record. 1385 DECL_ACCESS_SPEC, 1386 1387 /// A FriendDecl record. 1388 DECL_FRIEND, 1389 1390 /// A FriendTemplateDecl record. 1391 DECL_FRIEND_TEMPLATE, 1392 1393 /// A ClassTemplateDecl record. 1394 DECL_CLASS_TEMPLATE, 1395 1396 /// A ClassTemplateSpecializationDecl record. 1397 DECL_CLASS_TEMPLATE_SPECIALIZATION, 1398 1399 /// A ClassTemplatePartialSpecializationDecl record. 1400 DECL_CLASS_TEMPLATE_PARTIAL_SPECIALIZATION, 1401 1402 /// A VarTemplateDecl record. 1403 DECL_VAR_TEMPLATE, 1404 1405 /// A VarTemplateSpecializationDecl record. 1406 DECL_VAR_TEMPLATE_SPECIALIZATION, 1407 1408 /// A VarTemplatePartialSpecializationDecl record. 1409 DECL_VAR_TEMPLATE_PARTIAL_SPECIALIZATION, 1410 1411 /// A FunctionTemplateDecl record. 1412 DECL_FUNCTION_TEMPLATE, 1413 1414 /// A TemplateTypeParmDecl record. 1415 DECL_TEMPLATE_TYPE_PARM, 1416 1417 /// A NonTypeTemplateParmDecl record. 1418 DECL_NON_TYPE_TEMPLATE_PARM, 1419 1420 /// A TemplateTemplateParmDecl record. 1421 DECL_TEMPLATE_TEMPLATE_PARM, 1422 1423 /// A TypeAliasTemplateDecl record. 1424 DECL_TYPE_ALIAS_TEMPLATE, 1425 1426 /// \brief A ConceptDecl record. 1427 DECL_CONCEPT, 1428 1429 /// \brief A StaticAssertDecl record. 1430 DECL_STATIC_ASSERT, 1431 1432 /// A record containing CXXBaseSpecifiers. 1433 DECL_CXX_BASE_SPECIFIERS, 1434 1435 /// A record containing CXXCtorInitializers. 1436 DECL_CXX_CTOR_INITIALIZERS, 1437 1438 /// A IndirectFieldDecl record. 1439 DECL_INDIRECTFIELD, 1440 1441 /// A NonTypeTemplateParmDecl record that stores an expanded 1442 /// non-type template parameter pack. 1443 DECL_EXPANDED_NON_TYPE_TEMPLATE_PARM_PACK, 1444 1445 /// A TemplateTemplateParmDecl record that stores an expanded 1446 /// template template parameter pack. 1447 DECL_EXPANDED_TEMPLATE_TEMPLATE_PARM_PACK, 1448 1449 /// A ClassScopeFunctionSpecializationDecl record a class scope 1450 /// function specialization. (Microsoft extension). 1451 DECL_CLASS_SCOPE_FUNCTION_SPECIALIZATION, 1452 1453 /// An ImportDecl recording a module import. 1454 DECL_IMPORT, 1455 1456 /// An OMPThreadPrivateDecl record. 1457 DECL_OMP_THREADPRIVATE, 1458 1459 /// An OMPRequiresDecl record. 1460 DECL_OMP_REQUIRES, 1461 1462 /// An OMPAllocateDcl record. 1463 DECL_OMP_ALLOCATE, 1464 1465 /// An EmptyDecl record. 1466 DECL_EMPTY, 1467 1468 /// An LifetimeExtendedTemporaryDecl record. 1469 DECL_LIFETIME_EXTENDED_TEMPORARY, 1470 1471 /// A RequiresExprBodyDecl record. 1472 DECL_REQUIRES_EXPR_BODY, 1473 1474 /// An ObjCTypeParamDecl record. 1475 DECL_OBJC_TYPE_PARAM, 1476 1477 /// An OMPCapturedExprDecl record. 1478 DECL_OMP_CAPTUREDEXPR, 1479 1480 /// A PragmaCommentDecl record. 1481 DECL_PRAGMA_COMMENT, 1482 1483 /// A PragmaDetectMismatchDecl record. 1484 DECL_PRAGMA_DETECT_MISMATCH, 1485 1486 /// An OMPDeclareMapperDecl record. 1487 DECL_OMP_DECLARE_MAPPER, 1488 1489 /// An OMPDeclareReductionDecl record. 1490 DECL_OMP_DECLARE_REDUCTION, 1491 1492 DECL_LAST = DECL_OMP_DECLARE_REDUCTION 1493 }; 1494 1495 /// Record codes for each kind of statement or expression. 1496 /// 1497 /// These constants describe the records that describe statements 1498 /// or expressions. These records occur within type and declarations 1499 /// block, so they begin with record values of 128. Each constant 1500 /// describes a record for a specific statement or expression class in the 1501 /// AST. 1502 enum StmtCode { 1503 /// A marker record that indicates that we are at the end 1504 /// of an expression. 1505 STMT_STOP = DECL_LAST + 1, 1506 1507 /// A NULL expression. 1508 STMT_NULL_PTR, 1509 1510 /// A reference to a previously [de]serialized Stmt record. 1511 STMT_REF_PTR, 1512 1513 /// A NullStmt record. 1514 STMT_NULL, 1515 1516 /// A CompoundStmt record. 1517 STMT_COMPOUND, 1518 1519 /// A CaseStmt record. 1520 STMT_CASE, 1521 1522 /// A DefaultStmt record. 1523 STMT_DEFAULT, 1524 1525 /// A LabelStmt record. 1526 STMT_LABEL, 1527 1528 /// An AttributedStmt record. 1529 STMT_ATTRIBUTED, 1530 1531 /// An IfStmt record. 1532 STMT_IF, 1533 1534 /// A SwitchStmt record. 1535 STMT_SWITCH, 1536 1537 /// A WhileStmt record. 1538 STMT_WHILE, 1539 1540 /// A DoStmt record. 1541 STMT_DO, 1542 1543 /// A ForStmt record. 1544 STMT_FOR, 1545 1546 /// A GotoStmt record. 1547 STMT_GOTO, 1548 1549 /// An IndirectGotoStmt record. 1550 STMT_INDIRECT_GOTO, 1551 1552 /// A ContinueStmt record. 1553 STMT_CONTINUE, 1554 1555 /// A BreakStmt record. 1556 STMT_BREAK, 1557 1558 /// A ReturnStmt record. 1559 STMT_RETURN, 1560 1561 /// A DeclStmt record. 1562 STMT_DECL, 1563 1564 /// A CapturedStmt record. 1565 STMT_CAPTURED, 1566 1567 /// A GCC-style AsmStmt record. 1568 STMT_GCCASM, 1569 1570 /// A MS-style AsmStmt record. 1571 STMT_MSASM, 1572 1573 /// A constant expression context. 1574 EXPR_CONSTANT, 1575 1576 /// A PredefinedExpr record. 1577 EXPR_PREDEFINED, 1578 1579 /// A DeclRefExpr record. 1580 EXPR_DECL_REF, 1581 1582 /// An IntegerLiteral record. 1583 EXPR_INTEGER_LITERAL, 1584 1585 /// A FloatingLiteral record. 1586 EXPR_FLOATING_LITERAL, 1587 1588 /// An ImaginaryLiteral record. 1589 EXPR_IMAGINARY_LITERAL, 1590 1591 /// A StringLiteral record. 1592 EXPR_STRING_LITERAL, 1593 1594 /// A CharacterLiteral record. 1595 EXPR_CHARACTER_LITERAL, 1596 1597 /// A ParenExpr record. 1598 EXPR_PAREN, 1599 1600 /// A ParenListExpr record. 1601 EXPR_PAREN_LIST, 1602 1603 /// A UnaryOperator record. 1604 EXPR_UNARY_OPERATOR, 1605 1606 /// An OffsetOfExpr record. 1607 EXPR_OFFSETOF, 1608 1609 /// A SizefAlignOfExpr record. 1610 EXPR_SIZEOF_ALIGN_OF, 1611 1612 /// An ArraySubscriptExpr record. 1613 EXPR_ARRAY_SUBSCRIPT, 1614 1615 /// An MatrixSubscriptExpr record. 1616 EXPR_MATRIX_SUBSCRIPT, 1617 1618 /// A CallExpr record. 1619 EXPR_CALL, 1620 1621 /// A MemberExpr record. 1622 EXPR_MEMBER, 1623 1624 /// A BinaryOperator record. 1625 EXPR_BINARY_OPERATOR, 1626 1627 /// A CompoundAssignOperator record. 1628 EXPR_COMPOUND_ASSIGN_OPERATOR, 1629 1630 /// A ConditionOperator record. 1631 EXPR_CONDITIONAL_OPERATOR, 1632 1633 /// An ImplicitCastExpr record. 1634 EXPR_IMPLICIT_CAST, 1635 1636 /// A CStyleCastExpr record. 1637 EXPR_CSTYLE_CAST, 1638 1639 /// A CompoundLiteralExpr record. 1640 EXPR_COMPOUND_LITERAL, 1641 1642 /// An ExtVectorElementExpr record. 1643 EXPR_EXT_VECTOR_ELEMENT, 1644 1645 /// An InitListExpr record. 1646 EXPR_INIT_LIST, 1647 1648 /// A DesignatedInitExpr record. 1649 EXPR_DESIGNATED_INIT, 1650 1651 /// A DesignatedInitUpdateExpr record. 1652 EXPR_DESIGNATED_INIT_UPDATE, 1653 1654 /// An NoInitExpr record. 1655 EXPR_NO_INIT, 1656 1657 /// An ArrayInitLoopExpr record. 1658 EXPR_ARRAY_INIT_LOOP, 1659 1660 /// An ArrayInitIndexExpr record. 1661 EXPR_ARRAY_INIT_INDEX, 1662 1663 /// An ImplicitValueInitExpr record. 1664 EXPR_IMPLICIT_VALUE_INIT, 1665 1666 /// A VAArgExpr record. 1667 EXPR_VA_ARG, 1668 1669 /// An AddrLabelExpr record. 1670 EXPR_ADDR_LABEL, 1671 1672 /// A StmtExpr record. 1673 EXPR_STMT, 1674 1675 /// A ChooseExpr record. 1676 EXPR_CHOOSE, 1677 1678 /// A GNUNullExpr record. 1679 EXPR_GNU_NULL, 1680 1681 /// A SourceLocExpr record. 1682 EXPR_SOURCE_LOC, 1683 1684 /// A ShuffleVectorExpr record. 1685 EXPR_SHUFFLE_VECTOR, 1686 1687 /// A ConvertVectorExpr record. 1688 EXPR_CONVERT_VECTOR, 1689 1690 /// BlockExpr 1691 EXPR_BLOCK, 1692 1693 /// A GenericSelectionExpr record. 1694 EXPR_GENERIC_SELECTION, 1695 1696 /// A PseudoObjectExpr record. 1697 EXPR_PSEUDO_OBJECT, 1698 1699 /// An AtomicExpr record. 1700 EXPR_ATOMIC, 1701 1702 /// A RecoveryExpr record. 1703 EXPR_RECOVERY, 1704 1705 // Objective-C 1706 1707 /// An ObjCStringLiteral record. 1708 EXPR_OBJC_STRING_LITERAL, 1709 1710 EXPR_OBJC_BOXED_EXPRESSION, 1711 EXPR_OBJC_ARRAY_LITERAL, 1712 EXPR_OBJC_DICTIONARY_LITERAL, 1713 1714 /// An ObjCEncodeExpr record. 1715 EXPR_OBJC_ENCODE, 1716 1717 /// An ObjCSelectorExpr record. 1718 EXPR_OBJC_SELECTOR_EXPR, 1719 1720 /// An ObjCProtocolExpr record. 1721 EXPR_OBJC_PROTOCOL_EXPR, 1722 1723 /// An ObjCIvarRefExpr record. 1724 EXPR_OBJC_IVAR_REF_EXPR, 1725 1726 /// An ObjCPropertyRefExpr record. 1727 EXPR_OBJC_PROPERTY_REF_EXPR, 1728 1729 /// An ObjCSubscriptRefExpr record. 1730 EXPR_OBJC_SUBSCRIPT_REF_EXPR, 1731 1732 /// UNUSED 1733 EXPR_OBJC_KVC_REF_EXPR, 1734 1735 /// An ObjCMessageExpr record. 1736 EXPR_OBJC_MESSAGE_EXPR, 1737 1738 /// An ObjCIsa Expr record. 1739 EXPR_OBJC_ISA, 1740 1741 /// An ObjCIndirectCopyRestoreExpr record. 1742 EXPR_OBJC_INDIRECT_COPY_RESTORE, 1743 1744 /// An ObjCForCollectionStmt record. 1745 STMT_OBJC_FOR_COLLECTION, 1746 1747 /// An ObjCAtCatchStmt record. 1748 STMT_OBJC_CATCH, 1749 1750 /// An ObjCAtFinallyStmt record. 1751 STMT_OBJC_FINALLY, 1752 1753 /// An ObjCAtTryStmt record. 1754 STMT_OBJC_AT_TRY, 1755 1756 /// An ObjCAtSynchronizedStmt record. 1757 STMT_OBJC_AT_SYNCHRONIZED, 1758 1759 /// An ObjCAtThrowStmt record. 1760 STMT_OBJC_AT_THROW, 1761 1762 /// An ObjCAutoreleasePoolStmt record. 1763 STMT_OBJC_AUTORELEASE_POOL, 1764 1765 /// An ObjCBoolLiteralExpr record. 1766 EXPR_OBJC_BOOL_LITERAL, 1767 1768 /// An ObjCAvailabilityCheckExpr record. 1769 EXPR_OBJC_AVAILABILITY_CHECK, 1770 1771 // C++ 1772 1773 /// A CXXCatchStmt record. 1774 STMT_CXX_CATCH, 1775 1776 /// A CXXTryStmt record. 1777 STMT_CXX_TRY, 1778 /// A CXXForRangeStmt record. 1779 1780 STMT_CXX_FOR_RANGE, 1781 1782 /// A CXXOperatorCallExpr record. 1783 EXPR_CXX_OPERATOR_CALL, 1784 1785 /// A CXXMemberCallExpr record. 1786 EXPR_CXX_MEMBER_CALL, 1787 1788 /// A CXXRewrittenBinaryOperator record. 1789 EXPR_CXX_REWRITTEN_BINARY_OPERATOR, 1790 1791 /// A CXXConstructExpr record. 1792 EXPR_CXX_CONSTRUCT, 1793 1794 /// A CXXInheritedCtorInitExpr record. 1795 EXPR_CXX_INHERITED_CTOR_INIT, 1796 1797 /// A CXXTemporaryObjectExpr record. 1798 EXPR_CXX_TEMPORARY_OBJECT, 1799 1800 /// A CXXStaticCastExpr record. 1801 EXPR_CXX_STATIC_CAST, 1802 1803 /// A CXXDynamicCastExpr record. 1804 EXPR_CXX_DYNAMIC_CAST, 1805 1806 /// A CXXReinterpretCastExpr record. 1807 EXPR_CXX_REINTERPRET_CAST, 1808 1809 /// A CXXConstCastExpr record. 1810 EXPR_CXX_CONST_CAST, 1811 1812 /// A CXXAddrspaceCastExpr record. 1813 EXPR_CXX_ADDRSPACE_CAST, 1814 1815 /// A CXXFunctionalCastExpr record. 1816 EXPR_CXX_FUNCTIONAL_CAST, 1817 1818 /// A BuiltinBitCastExpr record. 1819 EXPR_BUILTIN_BIT_CAST, 1820 1821 /// A UserDefinedLiteral record. 1822 EXPR_USER_DEFINED_LITERAL, 1823 1824 /// A CXXStdInitializerListExpr record. 1825 EXPR_CXX_STD_INITIALIZER_LIST, 1826 1827 /// A CXXBoolLiteralExpr record. 1828 EXPR_CXX_BOOL_LITERAL, 1829 1830 EXPR_CXX_NULL_PTR_LITERAL, // CXXNullPtrLiteralExpr 1831 EXPR_CXX_TYPEID_EXPR, // CXXTypeidExpr (of expr). 1832 EXPR_CXX_TYPEID_TYPE, // CXXTypeidExpr (of type). 1833 EXPR_CXX_THIS, // CXXThisExpr 1834 EXPR_CXX_THROW, // CXXThrowExpr 1835 EXPR_CXX_DEFAULT_ARG, // CXXDefaultArgExpr 1836 EXPR_CXX_DEFAULT_INIT, // CXXDefaultInitExpr 1837 EXPR_CXX_BIND_TEMPORARY, // CXXBindTemporaryExpr 1838 1839 EXPR_CXX_SCALAR_VALUE_INIT, // CXXScalarValueInitExpr 1840 EXPR_CXX_NEW, // CXXNewExpr 1841 EXPR_CXX_DELETE, // CXXDeleteExpr 1842 EXPR_CXX_PSEUDO_DESTRUCTOR, // CXXPseudoDestructorExpr 1843 1844 EXPR_EXPR_WITH_CLEANUPS, // ExprWithCleanups 1845 1846 EXPR_CXX_DEPENDENT_SCOPE_MEMBER, // CXXDependentScopeMemberExpr 1847 EXPR_CXX_DEPENDENT_SCOPE_DECL_REF, // DependentScopeDeclRefExpr 1848 EXPR_CXX_UNRESOLVED_CONSTRUCT, // CXXUnresolvedConstructExpr 1849 EXPR_CXX_UNRESOLVED_MEMBER, // UnresolvedMemberExpr 1850 EXPR_CXX_UNRESOLVED_LOOKUP, // UnresolvedLookupExpr 1851 1852 EXPR_CXX_EXPRESSION_TRAIT, // ExpressionTraitExpr 1853 EXPR_CXX_NOEXCEPT, // CXXNoexceptExpr 1854 1855 EXPR_OPAQUE_VALUE, // OpaqueValueExpr 1856 EXPR_BINARY_CONDITIONAL_OPERATOR, // BinaryConditionalOperator 1857 EXPR_TYPE_TRAIT, // TypeTraitExpr 1858 EXPR_ARRAY_TYPE_TRAIT, // ArrayTypeTraitIntExpr 1859 1860 EXPR_PACK_EXPANSION, // PackExpansionExpr 1861 EXPR_SIZEOF_PACK, // SizeOfPackExpr 1862 EXPR_SUBST_NON_TYPE_TEMPLATE_PARM, // SubstNonTypeTemplateParmExpr 1863 EXPR_SUBST_NON_TYPE_TEMPLATE_PARM_PACK, // SubstNonTypeTemplateParmPackExpr 1864 EXPR_FUNCTION_PARM_PACK, // FunctionParmPackExpr 1865 EXPR_MATERIALIZE_TEMPORARY, // MaterializeTemporaryExpr 1866 EXPR_CXX_FOLD, // CXXFoldExpr 1867 EXPR_CONCEPT_SPECIALIZATION, // ConceptSpecializationExpr 1868 EXPR_REQUIRES, // RequiresExpr 1869 1870 // CUDA 1871 EXPR_CUDA_KERNEL_CALL, // CUDAKernelCallExpr 1872 1873 // OpenCL 1874 EXPR_ASTYPE, // AsTypeExpr 1875 1876 // Microsoft 1877 EXPR_CXX_PROPERTY_REF_EXPR, // MSPropertyRefExpr 1878 EXPR_CXX_PROPERTY_SUBSCRIPT_EXPR, // MSPropertySubscriptExpr 1879 EXPR_CXX_UUIDOF_EXPR, // CXXUuidofExpr (of expr). 1880 EXPR_CXX_UUIDOF_TYPE, // CXXUuidofExpr (of type). 1881 STMT_SEH_LEAVE, // SEHLeaveStmt 1882 STMT_SEH_EXCEPT, // SEHExceptStmt 1883 STMT_SEH_FINALLY, // SEHFinallyStmt 1884 STMT_SEH_TRY, // SEHTryStmt 1885 1886 // OpenMP directives 1887 STMT_OMP_CANONICAL_LOOP, 1888 STMT_OMP_PARALLEL_DIRECTIVE, 1889 STMT_OMP_SIMD_DIRECTIVE, 1890 STMT_OMP_TILE_DIRECTIVE, 1891 STMT_OMP_FOR_DIRECTIVE, 1892 STMT_OMP_FOR_SIMD_DIRECTIVE, 1893 STMT_OMP_SECTIONS_DIRECTIVE, 1894 STMT_OMP_SECTION_DIRECTIVE, 1895 STMT_OMP_SINGLE_DIRECTIVE, 1896 STMT_OMP_MASTER_DIRECTIVE, 1897 STMT_OMP_CRITICAL_DIRECTIVE, 1898 STMT_OMP_PARALLEL_FOR_DIRECTIVE, 1899 STMT_OMP_PARALLEL_FOR_SIMD_DIRECTIVE, 1900 STMT_OMP_PARALLEL_MASTER_DIRECTIVE, 1901 STMT_OMP_PARALLEL_SECTIONS_DIRECTIVE, 1902 STMT_OMP_TASK_DIRECTIVE, 1903 STMT_OMP_TASKYIELD_DIRECTIVE, 1904 STMT_OMP_BARRIER_DIRECTIVE, 1905 STMT_OMP_TASKWAIT_DIRECTIVE, 1906 STMT_OMP_FLUSH_DIRECTIVE, 1907 STMT_OMP_DEPOBJ_DIRECTIVE, 1908 STMT_OMP_SCAN_DIRECTIVE, 1909 STMT_OMP_ORDERED_DIRECTIVE, 1910 STMT_OMP_ATOMIC_DIRECTIVE, 1911 STMT_OMP_TARGET_DIRECTIVE, 1912 STMT_OMP_TARGET_DATA_DIRECTIVE, 1913 STMT_OMP_TARGET_ENTER_DATA_DIRECTIVE, 1914 STMT_OMP_TARGET_EXIT_DATA_DIRECTIVE, 1915 STMT_OMP_TARGET_PARALLEL_DIRECTIVE, 1916 STMT_OMP_TARGET_PARALLEL_FOR_DIRECTIVE, 1917 STMT_OMP_TEAMS_DIRECTIVE, 1918 STMT_OMP_TASKGROUP_DIRECTIVE, 1919 STMT_OMP_CANCELLATION_POINT_DIRECTIVE, 1920 STMT_OMP_CANCEL_DIRECTIVE, 1921 STMT_OMP_TASKLOOP_DIRECTIVE, 1922 STMT_OMP_TASKLOOP_SIMD_DIRECTIVE, 1923 STMT_OMP_MASTER_TASKLOOP_DIRECTIVE, 1924 STMT_OMP_MASTER_TASKLOOP_SIMD_DIRECTIVE, 1925 STMT_OMP_PARALLEL_MASTER_TASKLOOP_DIRECTIVE, 1926 STMT_OMP_PARALLEL_MASTER_TASKLOOP_SIMD_DIRECTIVE, 1927 STMT_OMP_DISTRIBUTE_DIRECTIVE, 1928 STMT_OMP_TARGET_UPDATE_DIRECTIVE, 1929 STMT_OMP_DISTRIBUTE_PARALLEL_FOR_DIRECTIVE, 1930 STMT_OMP_DISTRIBUTE_PARALLEL_FOR_SIMD_DIRECTIVE, 1931 STMT_OMP_DISTRIBUTE_SIMD_DIRECTIVE, 1932 STMT_OMP_TARGET_PARALLEL_FOR_SIMD_DIRECTIVE, 1933 STMT_OMP_TARGET_SIMD_DIRECTIVE, 1934 STMT_OMP_TEAMS_DISTRIBUTE_DIRECTIVE, 1935 STMT_OMP_TEAMS_DISTRIBUTE_SIMD_DIRECTIVE, 1936 STMT_OMP_TEAMS_DISTRIBUTE_PARALLEL_FOR_SIMD_DIRECTIVE, 1937 STMT_OMP_TEAMS_DISTRIBUTE_PARALLEL_FOR_DIRECTIVE, 1938 STMT_OMP_TARGET_TEAMS_DIRECTIVE, 1939 STMT_OMP_TARGET_TEAMS_DISTRIBUTE_DIRECTIVE, 1940 STMT_OMP_TARGET_TEAMS_DISTRIBUTE_PARALLEL_FOR_DIRECTIVE, 1941 STMT_OMP_TARGET_TEAMS_DISTRIBUTE_PARALLEL_FOR_SIMD_DIRECTIVE, 1942 STMT_OMP_TARGET_TEAMS_DISTRIBUTE_SIMD_DIRECTIVE, 1943 STMT_OMP_INTEROP_DIRECTIVE, 1944 STMT_OMP_DISPATCH_DIRECTIVE, 1945 STMT_OMP_MASKED_DIRECTIVE, 1946 EXPR_OMP_ARRAY_SECTION, 1947 EXPR_OMP_ARRAY_SHAPING, 1948 EXPR_OMP_ITERATOR, 1949 1950 // ARC 1951 EXPR_OBJC_BRIDGED_CAST, // ObjCBridgedCastExpr 1952 1953 STMT_MS_DEPENDENT_EXISTS, // MSDependentExistsStmt 1954 EXPR_LAMBDA, // LambdaExpr 1955 STMT_COROUTINE_BODY, 1956 STMT_CORETURN, 1957 EXPR_COAWAIT, 1958 EXPR_COYIELD, 1959 EXPR_DEPENDENT_COAWAIT, 1960 1961 // FixedPointLiteral 1962 EXPR_FIXEDPOINT_LITERAL, 1963 }; 1964 1965 /// The kinds of designators that can occur in a 1966 /// DesignatedInitExpr. 1967 enum DesignatorTypes { 1968 /// Field designator where only the field name is known. 1969 DESIG_FIELD_NAME = 0, 1970 1971 /// Field designator where the field has been resolved to 1972 /// a declaration. 1973 DESIG_FIELD_DECL = 1, 1974 1975 /// Array designator. 1976 DESIG_ARRAY = 2, 1977 1978 /// GNU array range designator. 1979 DESIG_ARRAY_RANGE = 3 1980 }; 1981 1982 /// The different kinds of data that can occur in a 1983 /// CtorInitializer. 1984 enum CtorInitializerType { 1985 CTOR_INITIALIZER_BASE, 1986 CTOR_INITIALIZER_DELEGATING, 1987 CTOR_INITIALIZER_MEMBER, 1988 CTOR_INITIALIZER_INDIRECT_MEMBER 1989 }; 1990 1991 /// Kinds of cleanup objects owned by ExprWithCleanups. 1992 enum CleanupObjectKind { COK_Block, COK_CompoundLiteral }; 1993 1994 /// Describes the redeclarations of a declaration. 1995 struct LocalRedeclarationsInfo { 1996 // The ID of the first declaration 1997 DeclID FirstID; 1998 1999 // Offset into the array of redeclaration chains. 2000 unsigned Offset; 2001 2002 friend bool operator<(const LocalRedeclarationsInfo &X, 2003 const LocalRedeclarationsInfo &Y) { 2004 return X.FirstID < Y.FirstID; 2005 } 2006 2007 friend bool operator>(const LocalRedeclarationsInfo &X, 2008 const LocalRedeclarationsInfo &Y) { 2009 return X.FirstID > Y.FirstID; 2010 } 2011 2012 friend bool operator<=(const LocalRedeclarationsInfo &X, 2013 const LocalRedeclarationsInfo &Y) { 2014 return X.FirstID <= Y.FirstID; 2015 } 2016 2017 friend bool operator>=(const LocalRedeclarationsInfo &X, 2018 const LocalRedeclarationsInfo &Y) { 2019 return X.FirstID >= Y.FirstID; 2020 } 2021 }; 2022 2023 /// Describes the categories of an Objective-C class. 2024 struct ObjCCategoriesInfo { 2025 // The ID of the definition 2026 DeclID DefinitionID; 2027 2028 // Offset into the array of category lists. 2029 unsigned Offset; 2030 2031 friend bool operator<(const ObjCCategoriesInfo &X, 2032 const ObjCCategoriesInfo &Y) { 2033 return X.DefinitionID < Y.DefinitionID; 2034 } 2035 2036 friend bool operator>(const ObjCCategoriesInfo &X, 2037 const ObjCCategoriesInfo &Y) { 2038 return X.DefinitionID > Y.DefinitionID; 2039 } 2040 2041 friend bool operator<=(const ObjCCategoriesInfo &X, 2042 const ObjCCategoriesInfo &Y) { 2043 return X.DefinitionID <= Y.DefinitionID; 2044 } 2045 2046 friend bool operator>=(const ObjCCategoriesInfo &X, 2047 const ObjCCategoriesInfo &Y) { 2048 return X.DefinitionID >= Y.DefinitionID; 2049 } 2050 }; 2051 2052 /// A key used when looking up entities by \ref DeclarationName. 2053 /// 2054 /// Different \ref DeclarationNames are mapped to different keys, but the 2055 /// same key can occasionally represent multiple names (for names that 2056 /// contain types, in particular). 2057 class DeclarationNameKey { 2058 using NameKind = unsigned; 2059 2060 NameKind Kind = 0; 2061 uint64_t Data = 0; 2062 2063 public: 2064 DeclarationNameKey() = default; 2065 DeclarationNameKey(DeclarationName Name); DeclarationNameKey(NameKind Kind,uint64_t Data)2066 DeclarationNameKey(NameKind Kind, uint64_t Data) : Kind(Kind), Data(Data) {} 2067 getKind()2068 NameKind getKind() const { return Kind; } 2069 getIdentifier()2070 IdentifierInfo *getIdentifier() const { 2071 assert(Kind == DeclarationName::Identifier || 2072 Kind == DeclarationName::CXXLiteralOperatorName || 2073 Kind == DeclarationName::CXXDeductionGuideName); 2074 return (IdentifierInfo *)Data; 2075 } 2076 getSelector()2077 Selector getSelector() const { 2078 assert(Kind == DeclarationName::ObjCZeroArgSelector || 2079 Kind == DeclarationName::ObjCOneArgSelector || 2080 Kind == DeclarationName::ObjCMultiArgSelector); 2081 return Selector(Data); 2082 } 2083 getOperatorKind()2084 OverloadedOperatorKind getOperatorKind() const { 2085 assert(Kind == DeclarationName::CXXOperatorName); 2086 return (OverloadedOperatorKind)Data; 2087 } 2088 2089 /// Compute a fingerprint of this key for use in on-disk hash table. 2090 unsigned getHash() const; 2091 2092 friend bool operator==(const DeclarationNameKey &A, 2093 const DeclarationNameKey &B) { 2094 return A.Kind == B.Kind && A.Data == B.Data; 2095 } 2096 }; 2097 2098 /// @} 2099 2100 } // namespace serialization 2101 } // namespace clang 2102 2103 namespace llvm { 2104 2105 template <> struct DenseMapInfo<clang::serialization::DeclarationNameKey> { 2106 static clang::serialization::DeclarationNameKey getEmptyKey() { 2107 return clang::serialization::DeclarationNameKey(-1, 1); 2108 } 2109 2110 static clang::serialization::DeclarationNameKey getTombstoneKey() { 2111 return clang::serialization::DeclarationNameKey(-1, 2); 2112 } 2113 2114 static unsigned 2115 getHashValue(const clang::serialization::DeclarationNameKey &Key) { 2116 return Key.getHash(); 2117 } 2118 2119 static bool isEqual(const clang::serialization::DeclarationNameKey &L, 2120 const clang::serialization::DeclarationNameKey &R) { 2121 return L == R; 2122 } 2123 }; 2124 2125 } // namespace llvm 2126 2127 #endif // LLVM_CLANG_SERIALIZATION_ASTBITCODES_H 2128