1 //===- ASTBitCodes.h - Enum values for the PCH bitcode format ---*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This header defines Bitcode enum values for Clang serialized AST files.
12 // The enum values defined in this file should be considered permanent. If
13 // new features are added, they should have values added at the end of the
16 //===----------------------------------------------------------------------===//
17 #ifndef LLVM_CLANG_FRONTEND_PCHBITCODES_H
18 #define LLVM_CLANG_FRONTEND_PCHBITCODES_H
20 #include "clang/AST/Type.h"
21 #include "llvm/ADT/DenseMap.h"
22 #include "llvm/Bitcode/BitCodes.h"
23 #include "llvm/Support/DataTypes.h"
26 namespace serialization {
27 /// \brief AST file major version number supported by this version of
30 /// Whenever the AST file format changes in a way that makes it
31 /// incompatible with previous versions (such that a reader
32 /// designed for the previous version could not support reading
33 /// the new version), this number should be increased.
35 /// Version 4 of AST files also requires that the version control branch and
36 /// revision match exactly, since there is no backward compatibility of
37 /// AST files at this time.
38 const unsigned VERSION_MAJOR = 5;
40 /// \brief AST file minor version number supported by this version of
43 /// Whenever the AST format changes in a way that is still
44 /// compatible with previous versions (such that a reader designed
45 /// for the previous version could still support reading the new
46 /// version by ignoring new kinds of subblocks), this number
47 /// should be increased.
48 const unsigned VERSION_MINOR = 0;
50 /// \brief An ID number that refers to an identifier in an AST file.
52 /// The ID numbers of identifiers are consecutive (in order of discovery)
53 /// and start at 1. 0 is reserved for NULL.
54 typedef uint32_t IdentifierID;
56 /// \brief An ID number that refers to a declaration in an AST file.
58 /// The ID numbers of declarations are consecutive (in order of
59 /// discovery), with values below NUM_PREDEF_DECL_IDS being reserved.
60 /// At the start of a chain of precompiled headers, declaration ID 1 is
61 /// used for the translation unit declaration.
62 typedef uint32_t DeclID;
64 /// \brief a Decl::Kind/DeclID pair.
65 typedef std::pair<uint32_t, DeclID> KindDeclIDPair;
67 // FIXME: Turn these into classes so we can have some type safety when
68 // we go from local ID to global and vice-versa.
69 typedef DeclID LocalDeclID;
70 typedef DeclID GlobalDeclID;
72 /// \brief An ID number that refers to a type in an AST file.
74 /// The ID of a type is partitioned into two parts: the lower
75 /// three bits are used to store the const/volatile/restrict
76 /// qualifiers (as with QualType) and the upper bits provide a
77 /// type index. The type index values are partitioned into two
78 /// sets. The values below NUM_PREDEF_TYPE_IDs are predefined type
79 /// IDs (based on the PREDEF_TYPE_*_ID constants), with 0 as a
80 /// placeholder for "no type". Values from NUM_PREDEF_TYPE_IDs are
81 /// other types that have serialized representations.
82 typedef uint32_t TypeID;
84 /// \brief A type index; the type ID with the qualifier bits removed.
88 TypeIdx() : Idx(0) { }
89 explicit TypeIdx(uint32_t index) : Idx(index) { }
91 uint32_t getIndex() const { return Idx; }
92 TypeID asTypeID(unsigned FastQuals) const {
93 if (Idx == uint32_t(-1))
96 return (Idx << Qualifiers::FastWidth) | FastQuals;
98 static TypeIdx fromTypeID(TypeID ID) {
102 return TypeIdx(ID >> Qualifiers::FastWidth);
106 /// A structure for putting "fast"-unqualified QualTypes into a
107 /// DenseMap. This uses the standard pointer hash function.
108 struct UnsafeQualTypeDenseMapInfo {
109 static inline bool isEqual(QualType A, QualType B) { return A == B; }
110 static inline QualType getEmptyKey() {
111 return QualType::getFromOpaquePtr((void*) 1);
113 static inline QualType getTombstoneKey() {
114 return QualType::getFromOpaquePtr((void*) 2);
116 static inline unsigned getHashValue(QualType T) {
117 assert(!T.getLocalFastQualifiers() &&
118 "hash invalid for types with fast quals");
119 uintptr_t v = reinterpret_cast<uintptr_t>(T.getAsOpaquePtr());
120 return (unsigned(v) >> 4) ^ (unsigned(v) >> 9);
124 /// \brief An ID number that refers to an identifier in an AST file.
125 typedef uint32_t IdentID;
127 /// \brief The number of predefined identifier IDs.
128 const unsigned int NUM_PREDEF_IDENT_IDS = 1;
130 /// \brief An ID number that refers to a macro in an AST file.
131 typedef uint32_t MacroID;
133 /// \brief A global ID number that refers to a macro in an AST file.
134 typedef uint32_t GlobalMacroID;
136 /// \brief A local to a module ID number that refers to a macro in an
138 typedef uint32_t LocalMacroID;
140 /// \brief The number of predefined macro IDs.
141 const unsigned int NUM_PREDEF_MACRO_IDS = 1;
143 /// \brief An ID number that refers to an ObjC selector in an AST file.
144 typedef uint32_t SelectorID;
146 /// \brief The number of predefined selector IDs.
147 const unsigned int NUM_PREDEF_SELECTOR_IDS = 1;
149 /// \brief An ID number that refers to a set of CXXBaseSpecifiers in an
151 typedef uint32_t CXXBaseSpecifiersID;
153 /// \brief An ID number that refers to an entity in the detailed
154 /// preprocessing record.
155 typedef uint32_t PreprocessedEntityID;
157 /// \brief An ID number that refers to a submodule in a module file.
158 typedef uint32_t SubmoduleID;
160 /// \brief The number of predefined submodule IDs.
161 const unsigned int NUM_PREDEF_SUBMODULE_IDS = 1;
163 /// \brief Source range/offset of a preprocessed entity.
164 struct PPEntityOffset {
165 /// \brief Raw source location of beginning of range.
167 /// \brief Raw source location of end of range.
169 /// \brief Offset in the AST file.
172 PPEntityOffset(SourceRange R, uint32_t BitOffset)
173 : Begin(R.getBegin().getRawEncoding()),
174 End(R.getEnd().getRawEncoding()),
175 BitOffset(BitOffset) { }
178 /// \brief Source range/offset of a preprocessed entity.
180 /// \brief Raw source location.
182 /// \brief Offset in the AST file.
185 DeclOffset() : Loc(0), BitOffset(0) { }
186 DeclOffset(SourceLocation Loc, uint32_t BitOffset)
187 : Loc(Loc.getRawEncoding()),
188 BitOffset(BitOffset) { }
189 void setLocation(SourceLocation L) {
190 Loc = L.getRawEncoding();
194 /// \brief The number of predefined preprocessed entity IDs.
195 const unsigned int NUM_PREDEF_PP_ENTITY_IDS = 1;
197 /// \brief Describes the various kinds of blocks that occur within
200 /// \brief The AST block, which acts as a container around the
202 AST_BLOCK_ID = llvm::bitc::FIRST_APPLICATION_BLOCKID,
204 /// \brief The block containing information about the source
206 SOURCE_MANAGER_BLOCK_ID,
208 /// \brief The block containing information about the
210 PREPROCESSOR_BLOCK_ID,
212 /// \brief The block containing the definitions of all of the
213 /// types and decls used within the AST file.
216 /// \brief The block containing DECL_UPDATES records.
217 DECL_UPDATES_BLOCK_ID,
219 /// \brief The block containing the detailed preprocessing record.
220 PREPROCESSOR_DETAIL_BLOCK_ID,
222 /// \brief The block containing the submodule structure.
225 /// \brief The block containing comments.
228 /// \brief The control block, which contains all of the
229 /// information that needs to be validated prior to committing
230 /// to loading the AST file.
233 /// \brief The block of input files, which were used as inputs
234 /// to create this AST file.
236 /// This block is part of the control block.
240 /// \brief Record types that occur within the control block.
241 enum ControlRecordTypes {
242 /// \brief AST file metadata, including the AST file version number
243 /// and information about the compiler used to build this AST file.
246 /// \brief Record code for the list of other AST files imported by
250 /// \brief Record code for the language options table.
252 /// The record with this code contains the contents of the
253 /// LangOptions structure. We serialize the entire contents of
254 /// the structure, and let the reader decide which options are
255 /// actually important to check.
256 LANGUAGE_OPTIONS = 3,
258 /// \brief Record code for the target options table.
261 /// \brief Record code for the original file that was used to
262 /// generate the AST file, including both its file ID and its
266 /// \brief The directory that the PCH was originally created in.
267 ORIGINAL_PCH_DIR = 6,
269 /// \brief Record code for file ID of the file or buffer that was used to
270 /// generate the AST file.
271 ORIGINAL_FILE_ID = 7,
273 /// \brief Offsets into the input-files block where input files
275 INPUT_FILE_OFFSETS = 8,
277 /// \brief Record code for the diagnostic options table.
278 DIAGNOSTIC_OPTIONS = 9,
280 /// \brief Record code for the filesystem options table.
281 FILE_SYSTEM_OPTIONS = 10,
283 /// \brief Record code for the headers search options table.
284 HEADER_SEARCH_OPTIONS = 11,
286 /// \brief Record code for the preprocessor options table.
287 PREPROCESSOR_OPTIONS = 12
290 /// \brief Record types that occur within the input-files block
291 /// inside the control block.
292 enum InputFileRecordTypes {
293 /// \brief An input file.
297 /// \brief Record types that occur within the AST block itself.
298 enum ASTRecordTypes {
299 /// \brief Record code for the offsets of each type.
301 /// The TYPE_OFFSET constant describes the record that occurs
302 /// within the AST block. The record itself is an array of offsets that
303 /// point into the declarations and types block (identified by
304 /// DECLTYPES_BLOCK_ID). The index into the array is based on the ID
305 /// of a type. For a given type ID @c T, the lower three bits of
306 /// @c T are its qualifiers (const, volatile, restrict), as in
307 /// the QualType class. The upper bits, after being shifted and
308 /// subtracting NUM_PREDEF_TYPE_IDS, are used to index into the
309 /// TYPE_OFFSET block to determine the offset of that type's
310 /// corresponding record within the DECLTYPES_BLOCK_ID block.
313 /// \brief Record code for the offsets of each decl.
315 /// The DECL_OFFSET constant describes the record that occurs
316 /// within the block identified by DECL_OFFSETS_BLOCK_ID within
317 /// the AST block. The record itself is an array of offsets that
318 /// point into the declarations and types block (identified by
319 /// DECLTYPES_BLOCK_ID). The declaration ID is an index into this
320 /// record, after subtracting one to account for the use of
321 /// declaration ID 0 for a NULL declaration pointer. Index 0 is
322 /// reserved for the translation unit declaration.
325 /// \brief Record code for the table of offsets of each
328 /// The offset table contains offsets into the blob stored in
329 /// the IDENTIFIER_TABLE record. Each offset points to the
330 /// NULL-terminated string that corresponds to that identifier.
331 IDENTIFIER_OFFSET = 3,
333 /// \brief This is so that older clang versions, before the introduction
334 /// of the control block, can read and reject the newer PCH format.
335 /// *DON"T CHANGE THIS NUMBER*.
336 METADATA_OLD_FORMAT = 4,
338 /// \brief Record code for the identifier table.
340 /// The identifier table is a simple blob that contains
341 /// NULL-terminated strings for all of the identifiers
342 /// referenced by the AST file. The IDENTIFIER_OFFSET table
343 /// contains the mapping from identifier IDs to the characters
344 /// in this blob. Note that the starting offsets of all of the
345 /// identifiers are odd, so that, when the identifier offset
346 /// table is loaded in, we can use the low bit to distinguish
347 /// between offsets (for unresolved identifier IDs) and
348 /// IdentifierInfo pointers (for already-resolved identifier
350 IDENTIFIER_TABLE = 5,
352 /// \brief Record code for the array of external definitions.
354 /// The AST file contains a list of all of the unnamed external
355 /// definitions present within the parsed headers, stored as an
356 /// array of declaration IDs. These external definitions will be
357 /// reported to the AST consumer after the AST file has been
358 /// read, since their presence can affect the semantics of the
359 /// program (e.g., for code generation).
360 EXTERNAL_DEFINITIONS = 6,
362 /// \brief Record code for the set of non-builtin, special
365 /// This record contains the type IDs for the various type nodes
366 /// that are constructed during semantic analysis (e.g.,
367 /// __builtin_va_list). The SPECIAL_TYPE_* constants provide
368 /// offsets into this record.
371 /// \brief Record code for the extra statistics we gather while
372 /// generating an AST file.
375 /// \brief Record code for the array of tentative definitions.
376 TENTATIVE_DEFINITIONS = 9,
378 /// \brief Record code for the array of locally-scoped extern "C"
380 LOCALLY_SCOPED_EXTERN_C_DECLS = 10,
382 /// \brief Record code for the table of offsets into the
383 /// Objective-C method pool.
384 SELECTOR_OFFSETS = 11,
386 /// \brief Record code for the Objective-C method pool,
389 /// \brief The value of the next __COUNTER__ to dispense.
390 /// [PP_COUNTER_VALUE, Val]
391 PP_COUNTER_VALUE = 13,
393 /// \brief Record code for the table of offsets into the block
394 /// of source-location information.
395 SOURCE_LOCATION_OFFSETS = 14,
397 /// \brief Record code for the set of source location entries
398 /// that need to be preloaded by the AST reader.
400 /// This set contains the source location entry for the
401 /// predefines buffer and for any file entries that need to be
403 SOURCE_LOCATION_PRELOADS = 15,
405 /// \brief Record code for the set of ext_vector type names.
406 EXT_VECTOR_DECLS = 16,
408 /// \brief Record code for the array of unused file scoped decls.
409 UNUSED_FILESCOPED_DECLS = 17,
411 /// \brief Record code for the table of offsets to entries in the
412 /// preprocessing record.
413 PPD_ENTITIES_OFFSETS = 18,
415 /// \brief Record code for the array of VTable uses.
418 /// \brief Record code for the array of dynamic classes.
419 DYNAMIC_CLASSES = 20,
421 /// \brief Record code for referenced selector pool.
422 REFERENCED_SELECTOR_POOL = 21,
424 /// \brief Record code for an update to the TU's lexically contained
426 TU_UPDATE_LEXICAL = 22,
428 /// \brief Record code for the array describing the locations (in the
429 /// LOCAL_REDECLARATIONS record) of the redeclaration chains, indexed by
430 /// the first known ID.
431 LOCAL_REDECLARATIONS_MAP = 23,
433 /// \brief Record code for declarations that Sema keeps references of.
436 /// \brief Record code for weak undeclared identifiers.
437 WEAK_UNDECLARED_IDENTIFIERS = 25,
439 /// \brief Record code for pending implicit instantiations.
440 PENDING_IMPLICIT_INSTANTIATIONS = 26,
442 /// \brief Record code for a decl replacement block.
444 /// If a declaration is modified after having been deserialized, and then
445 /// written to a dependent AST file, its ID and offset must be added to
446 /// the replacement block.
447 DECL_REPLACEMENTS = 27,
449 /// \brief Record code for an update to a decl context's lookup table.
451 /// In practice, this should only be used for the TU and namespaces.
454 /// \brief Record for offsets of DECL_UPDATES records for declarations
455 /// that were modified after being deserialized and need updates.
456 DECL_UPDATE_OFFSETS = 29,
458 /// \brief Record of updates for a declaration that was modified after
459 /// being deserialized.
462 /// \brief Record code for the table of offsets to CXXBaseSpecifier
464 CXX_BASE_SPECIFIER_OFFSETS = 31,
466 /// \brief Record code for \#pragma diagnostic mappings.
467 DIAG_PRAGMA_MAPPINGS = 32,
469 /// \brief Record code for special CUDA declarations.
470 CUDA_SPECIAL_DECL_REFS = 33,
472 /// \brief Record code for header search information.
473 HEADER_SEARCH_TABLE = 34,
475 /// \brief Record code for floating point \#pragma options.
476 FP_PRAGMA_OPTIONS = 35,
478 /// \brief Record code for enabled OpenCL extensions.
479 OPENCL_EXTENSIONS = 36,
481 /// \brief The list of delegating constructor declarations.
482 DELEGATING_CTORS = 37,
484 /// \brief Record code for the set of known namespaces, which are used
485 /// for typo correction.
486 KNOWN_NAMESPACES = 38,
488 /// \brief Record code for the remapping information used to relate
489 /// loaded modules to the various offsets and IDs(e.g., source location
490 /// offests, declaration and type IDs) that are used in that module to
491 /// refer to other modules.
492 MODULE_OFFSET_MAP = 39,
494 /// \brief Record code for the source manager line table information,
495 /// which stores information about \#line directives.
496 SOURCE_MANAGER_LINE_TABLE = 40,
498 /// \brief Record code for map of Objective-C class definition IDs to the
499 /// ObjC categories in a module that are attached to that class.
500 OBJC_CATEGORIES_MAP = 41,
502 /// \brief Record code for a file sorted array of DeclIDs in a module.
503 FILE_SORTED_DECLS = 42,
505 /// \brief Record code for an array of all of the (sub)modules that were
506 /// imported by the AST file.
507 IMPORTED_MODULES = 43,
509 /// \brief Record code for the set of merged declarations in an AST file.
510 MERGED_DECLARATIONS = 44,
512 /// \brief Record code for the array of redeclaration chains.
514 /// This array can only be interpreted properly using the local
515 /// redeclarations map.
516 LOCAL_REDECLARATIONS = 45,
518 /// \brief Record code for the array of Objective-C categories (including
521 /// This array can only be interpreted properly using the Objective-C
523 OBJC_CATEGORIES = 46,
525 /// \brief Record code for the table of offsets of each macro ID.
527 /// The offset table contains offsets into the blob stored in
528 /// the preprocessor block. Each offset points to the corresponding
529 /// macro definition.
532 /// \brief Mapping table from the identifier ID to the offset of the
533 /// macro directive history for the identifier.
536 /// \brief Record code for undefined but used functions and variables that
537 /// need a definition in this TU.
538 UNDEFINED_BUT_USED = 49,
540 /// \brief Record code for late parsed template functions.
541 LATE_PARSED_TEMPLATE = 50
544 /// \brief Record types used within a source manager block.
545 enum SourceManagerRecordTypes {
546 /// \brief Describes a source location entry (SLocEntry) for a
548 SM_SLOC_FILE_ENTRY = 1,
549 /// \brief Describes a source location entry (SLocEntry) for a
551 SM_SLOC_BUFFER_ENTRY = 2,
552 /// \brief Describes a blob that contains the data for a buffer
553 /// entry. This kind of record always directly follows a
554 /// SM_SLOC_BUFFER_ENTRY record or a SM_SLOC_FILE_ENTRY with an
555 /// overridden buffer.
556 SM_SLOC_BUFFER_BLOB = 3,
557 /// \brief Describes a source location entry (SLocEntry) for a
559 SM_SLOC_EXPANSION_ENTRY = 4
562 /// \brief Record types used within a preprocessor block.
563 enum PreprocessorRecordTypes {
564 // The macros in the PP section are a PP_MACRO_* instance followed by a
565 // list of PP_TOKEN instances for each token in the definition.
567 /// \brief An object-like macro definition.
568 /// [PP_MACRO_OBJECT_LIKE, IdentInfoID, SLoc, IsUsed]
569 PP_MACRO_OBJECT_LIKE = 1,
571 /// \brief A function-like macro definition.
572 /// [PP_MACRO_FUNCTION_LIKE, \<ObjectLikeStuff>, IsC99Varargs,
573 /// IsGNUVarars, NumArgs, ArgIdentInfoID* ]
574 PP_MACRO_FUNCTION_LIKE = 2,
576 /// \brief Describes one token.
577 /// [PP_TOKEN, SLoc, Length, IdentInfoID, Kind, Flags]
580 /// \brief The macro directives history for a particular identifier.
581 PP_MACRO_DIRECTIVE_HISTORY = 4
584 /// \brief Record types used within a preprocessor detail block.
585 enum PreprocessorDetailRecordTypes {
586 /// \brief Describes a macro expansion within the preprocessing record.
587 PPD_MACRO_EXPANSION = 0,
589 /// \brief Describes a macro definition within the preprocessing record.
590 PPD_MACRO_DEFINITION = 1,
592 /// \brief Describes an inclusion directive within the preprocessing
594 PPD_INCLUSION_DIRECTIVE = 2
597 /// \brief Record types used within a submodule description block.
598 enum SubmoduleRecordTypes {
599 /// \brief Metadata for submodules as a whole.
600 SUBMODULE_METADATA = 0,
601 /// \brief Defines the major attributes of a submodule, including its
603 SUBMODULE_DEFINITION = 1,
604 /// \brief Specifies the umbrella header used to create this module,
606 SUBMODULE_UMBRELLA_HEADER = 2,
607 /// \brief Specifies a header that falls into this (sub)module.
608 SUBMODULE_HEADER = 3,
609 /// \brief Specifies a top-level header that falls into this (sub)module.
610 SUBMODULE_TOPHEADER = 4,
611 /// \brief Specifies an umbrella directory.
612 SUBMODULE_UMBRELLA_DIR = 5,
613 /// \brief Specifies the submodules that are imported by this
615 SUBMODULE_IMPORTS = 6,
616 /// \brief Specifies the submodules that are re-exported from this
618 SUBMODULE_EXPORTS = 7,
619 /// \brief Specifies a required feature.
620 SUBMODULE_REQUIRES = 8,
621 /// \brief Specifies a header that has been explicitly excluded
622 /// from this submodule.
623 SUBMODULE_EXCLUDED_HEADER = 9,
624 /// \brief Specifies a library or framework to link against.
625 SUBMODULE_LINK_LIBRARY = 10,
626 /// \brief Specifies a configuration macro for this module.
627 SUBMODULE_CONFIG_MACRO = 11,
628 /// \brief Specifies a conflict with another module.
629 SUBMODULE_CONFLICT = 12,
630 /// \brief Specifies a header that is private to this submodule.
631 SUBMODULE_PRIVATE_HEADER = 13
634 /// \brief Record types used within a comments block.
635 enum CommentRecordTypes {
636 COMMENTS_RAW_COMMENT = 0
639 /// \defgroup ASTAST AST file AST constants
641 /// The constants in this group describe various components of the
642 /// abstract syntax tree within an AST file.
646 /// \brief Predefined type IDs.
648 /// These type IDs correspond to predefined types in the AST
649 /// context, such as built-in types (int) and special place-holder
650 /// types (the \<overload> and \<dependent> type markers). Such
651 /// types are never actually serialized, since they will be built
652 /// by the AST context when it is created.
653 enum PredefinedTypeIDs {
654 /// \brief The NULL type.
655 PREDEF_TYPE_NULL_ID = 0,
656 /// \brief The void type.
657 PREDEF_TYPE_VOID_ID = 1,
658 /// \brief The 'bool' or '_Bool' type.
659 PREDEF_TYPE_BOOL_ID = 2,
660 /// \brief The 'char' type, when it is unsigned.
661 PREDEF_TYPE_CHAR_U_ID = 3,
662 /// \brief The 'unsigned char' type.
663 PREDEF_TYPE_UCHAR_ID = 4,
664 /// \brief The 'unsigned short' type.
665 PREDEF_TYPE_USHORT_ID = 5,
666 /// \brief The 'unsigned int' type.
667 PREDEF_TYPE_UINT_ID = 6,
668 /// \brief The 'unsigned long' type.
669 PREDEF_TYPE_ULONG_ID = 7,
670 /// \brief The 'unsigned long long' type.
671 PREDEF_TYPE_ULONGLONG_ID = 8,
672 /// \brief The 'char' type, when it is signed.
673 PREDEF_TYPE_CHAR_S_ID = 9,
674 /// \brief The 'signed char' type.
675 PREDEF_TYPE_SCHAR_ID = 10,
676 /// \brief The C++ 'wchar_t' type.
677 PREDEF_TYPE_WCHAR_ID = 11,
678 /// \brief The (signed) 'short' type.
679 PREDEF_TYPE_SHORT_ID = 12,
680 /// \brief The (signed) 'int' type.
681 PREDEF_TYPE_INT_ID = 13,
682 /// \brief The (signed) 'long' type.
683 PREDEF_TYPE_LONG_ID = 14,
684 /// \brief The (signed) 'long long' type.
685 PREDEF_TYPE_LONGLONG_ID = 15,
686 /// \brief The 'float' type.
687 PREDEF_TYPE_FLOAT_ID = 16,
688 /// \brief The 'double' type.
689 PREDEF_TYPE_DOUBLE_ID = 17,
690 /// \brief The 'long double' type.
691 PREDEF_TYPE_LONGDOUBLE_ID = 18,
692 /// \brief The placeholder type for overloaded function sets.
693 PREDEF_TYPE_OVERLOAD_ID = 19,
694 /// \brief The placeholder type for dependent types.
695 PREDEF_TYPE_DEPENDENT_ID = 20,
696 /// \brief The '__uint128_t' type.
697 PREDEF_TYPE_UINT128_ID = 21,
698 /// \brief The '__int128_t' type.
699 PREDEF_TYPE_INT128_ID = 22,
700 /// \brief The type of 'nullptr'.
701 PREDEF_TYPE_NULLPTR_ID = 23,
702 /// \brief The C++ 'char16_t' type.
703 PREDEF_TYPE_CHAR16_ID = 24,
704 /// \brief The C++ 'char32_t' type.
705 PREDEF_TYPE_CHAR32_ID = 25,
706 /// \brief The ObjC 'id' type.
707 PREDEF_TYPE_OBJC_ID = 26,
708 /// \brief The ObjC 'Class' type.
709 PREDEF_TYPE_OBJC_CLASS = 27,
710 /// \brief The ObjC 'SEL' type.
711 PREDEF_TYPE_OBJC_SEL = 28,
712 /// \brief The 'unknown any' placeholder type.
713 PREDEF_TYPE_UNKNOWN_ANY = 29,
714 /// \brief The placeholder type for bound member functions.
715 PREDEF_TYPE_BOUND_MEMBER = 30,
716 /// \brief The "auto" deduction type.
717 PREDEF_TYPE_AUTO_DEDUCT = 31,
718 /// \brief The "auto &&" deduction type.
719 PREDEF_TYPE_AUTO_RREF_DEDUCT = 32,
720 /// \brief The OpenCL 'half' / ARM NEON __fp16 type.
721 PREDEF_TYPE_HALF_ID = 33,
722 /// \brief ARC's unbridged-cast placeholder type.
723 PREDEF_TYPE_ARC_UNBRIDGED_CAST = 34,
724 /// \brief The pseudo-object placeholder type.
725 PREDEF_TYPE_PSEUDO_OBJECT = 35,
726 /// \brief The __va_list_tag placeholder type.
727 PREDEF_TYPE_VA_LIST_TAG = 36,
728 /// \brief The placeholder type for builtin functions.
729 PREDEF_TYPE_BUILTIN_FN = 37,
730 /// \brief OpenCL 1d image type.
731 PREDEF_TYPE_IMAGE1D_ID = 38,
732 /// \brief OpenCL 1d image array type.
733 PREDEF_TYPE_IMAGE1D_ARR_ID = 39,
734 /// \brief OpenCL 1d image buffer type.
735 PREDEF_TYPE_IMAGE1D_BUFF_ID = 40,
736 /// \brief OpenCL 2d image type.
737 PREDEF_TYPE_IMAGE2D_ID = 41,
738 /// \brief OpenCL 2d image array type.
739 PREDEF_TYPE_IMAGE2D_ARR_ID = 42,
740 /// \brief OpenCL 3d image type.
741 PREDEF_TYPE_IMAGE3D_ID = 43,
742 /// \brief OpenCL event type.
743 PREDEF_TYPE_EVENT_ID = 44,
744 /// \brief OpenCL sampler type.
745 PREDEF_TYPE_SAMPLER_ID = 45
748 /// \brief The number of predefined type IDs that are reserved for
749 /// the PREDEF_TYPE_* constants.
751 /// Type IDs for non-predefined types will start at
752 /// NUM_PREDEF_TYPE_IDs.
753 const unsigned NUM_PREDEF_TYPE_IDS = 100;
755 /// \brief The number of allowed abbreviations in bits
756 const unsigned NUM_ALLOWED_ABBREVS_SIZE = 4;
758 /// \brief Record codes for each kind of type.
760 /// These constants describe the type records that can occur within a
761 /// block identified by DECLTYPES_BLOCK_ID in the AST file. Each
762 /// constant describes a record for a specific type class in the
765 /// \brief An ExtQualType record.
767 /// \brief A ComplexType record.
769 /// \brief A PointerType record.
771 /// \brief A BlockPointerType record.
772 TYPE_BLOCK_POINTER = 5,
773 /// \brief An LValueReferenceType record.
774 TYPE_LVALUE_REFERENCE = 6,
775 /// \brief An RValueReferenceType record.
776 TYPE_RVALUE_REFERENCE = 7,
777 /// \brief A MemberPointerType record.
778 TYPE_MEMBER_POINTER = 8,
779 /// \brief A ConstantArrayType record.
780 TYPE_CONSTANT_ARRAY = 9,
781 /// \brief An IncompleteArrayType record.
782 TYPE_INCOMPLETE_ARRAY = 10,
783 /// \brief A VariableArrayType record.
784 TYPE_VARIABLE_ARRAY = 11,
785 /// \brief A VectorType record.
787 /// \brief An ExtVectorType record.
788 TYPE_EXT_VECTOR = 13,
789 /// \brief A FunctionNoProtoType record.
790 TYPE_FUNCTION_NO_PROTO = 14,
791 /// \brief A FunctionProtoType record.
792 TYPE_FUNCTION_PROTO = 15,
793 /// \brief A TypedefType record.
795 /// \brief A TypeOfExprType record.
796 TYPE_TYPEOF_EXPR = 17,
797 /// \brief A TypeOfType record.
799 /// \brief A RecordType record.
801 /// \brief An EnumType record.
803 /// \brief An ObjCInterfaceType record.
804 TYPE_OBJC_INTERFACE = 21,
805 /// \brief An ObjCObjectPointerType record.
806 TYPE_OBJC_OBJECT_POINTER = 22,
807 /// \brief a DecltypeType record.
809 /// \brief An ElaboratedType record.
810 TYPE_ELABORATED = 24,
811 /// \brief A SubstTemplateTypeParmType record.
812 TYPE_SUBST_TEMPLATE_TYPE_PARM = 25,
813 /// \brief An UnresolvedUsingType record.
814 TYPE_UNRESOLVED_USING = 26,
815 /// \brief An InjectedClassNameType record.
816 TYPE_INJECTED_CLASS_NAME = 27,
817 /// \brief An ObjCObjectType record.
818 TYPE_OBJC_OBJECT = 28,
819 /// \brief An TemplateTypeParmType record.
820 TYPE_TEMPLATE_TYPE_PARM = 29,
821 /// \brief An TemplateSpecializationType record.
822 TYPE_TEMPLATE_SPECIALIZATION = 30,
823 /// \brief A DependentNameType record.
824 TYPE_DEPENDENT_NAME = 31,
825 /// \brief A DependentTemplateSpecializationType record.
826 TYPE_DEPENDENT_TEMPLATE_SPECIALIZATION = 32,
827 /// \brief A DependentSizedArrayType record.
828 TYPE_DEPENDENT_SIZED_ARRAY = 33,
829 /// \brief A ParenType record.
831 /// \brief A PackExpansionType record.
832 TYPE_PACK_EXPANSION = 35,
833 /// \brief An AttributedType record.
834 TYPE_ATTRIBUTED = 36,
835 /// \brief A SubstTemplateTypeParmPackType record.
836 TYPE_SUBST_TEMPLATE_TYPE_PARM_PACK = 37,
837 /// \brief A AutoType record.
839 /// \brief A UnaryTransformType record.
840 TYPE_UNARY_TRANSFORM = 39,
841 /// \brief An AtomicType record.
843 /// \brief A DecayedType record.
847 /// \brief The type IDs for special types constructed by semantic
850 /// The constants in this enumeration are indices into the
851 /// SPECIAL_TYPES record.
852 enum SpecialTypeIDs {
853 /// \brief CFConstantString type
854 SPECIAL_TYPE_CF_CONSTANT_STRING = 0,
855 /// \brief C FILE typedef type
856 SPECIAL_TYPE_FILE = 1,
857 /// \brief C jmp_buf typedef type
858 SPECIAL_TYPE_JMP_BUF = 2,
859 /// \brief C sigjmp_buf typedef type
860 SPECIAL_TYPE_SIGJMP_BUF = 3,
861 /// \brief Objective-C "id" redefinition type
862 SPECIAL_TYPE_OBJC_ID_REDEFINITION = 4,
863 /// \brief Objective-C "Class" redefinition type
864 SPECIAL_TYPE_OBJC_CLASS_REDEFINITION = 5,
865 /// \brief Objective-C "SEL" redefinition type
866 SPECIAL_TYPE_OBJC_SEL_REDEFINITION = 6,
867 /// \brief C ucontext_t typedef type
868 SPECIAL_TYPE_UCONTEXT_T = 7
871 /// \brief The number of special type IDs.
872 const unsigned NumSpecialTypeIDs = 8;
874 /// \brief Predefined declaration IDs.
876 /// These declaration IDs correspond to predefined declarations in the AST
877 /// context, such as the NULL declaration ID. Such declarations are never
878 /// actually serialized, since they will be built by the AST context when
880 enum PredefinedDeclIDs {
881 /// \brief The NULL declaration.
882 PREDEF_DECL_NULL_ID = 0,
884 /// \brief The translation unit.
885 PREDEF_DECL_TRANSLATION_UNIT_ID = 1,
887 /// \brief The Objective-C 'id' type.
888 PREDEF_DECL_OBJC_ID_ID = 2,
890 /// \brief The Objective-C 'SEL' type.
891 PREDEF_DECL_OBJC_SEL_ID = 3,
893 /// \brief The Objective-C 'Class' type.
894 PREDEF_DECL_OBJC_CLASS_ID = 4,
896 /// \brief The Objective-C 'Protocol' type.
897 PREDEF_DECL_OBJC_PROTOCOL_ID = 5,
899 /// \brief The signed 128-bit integer type.
900 PREDEF_DECL_INT_128_ID = 6,
902 /// \brief The unsigned 128-bit integer type.
903 PREDEF_DECL_UNSIGNED_INT_128_ID = 7,
905 /// \brief The internal 'instancetype' typedef.
906 PREDEF_DECL_OBJC_INSTANCETYPE_ID = 8,
908 /// \brief The internal '__builtin_va_list' typedef.
909 PREDEF_DECL_BUILTIN_VA_LIST_ID = 9
912 /// \brief The number of declaration IDs that are predefined.
914 /// For more information about predefined declarations, see the
915 /// \c PredefinedDeclIDs type and the PREDEF_DECL_*_ID constants.
916 const unsigned int NUM_PREDEF_DECL_IDS = 10;
918 /// \brief Record codes for each kind of declaration.
920 /// These constants describe the declaration records that can occur within
921 /// a declarations block (identified by DECLS_BLOCK_ID). Each
922 /// constant describes a record for a specific declaration class
925 /// \brief A TypedefDecl record.
927 /// \brief A TypeAliasDecl record.
929 /// \brief An EnumDecl record.
931 /// \brief A RecordDecl record.
933 /// \brief An EnumConstantDecl record.
935 /// \brief A FunctionDecl record.
937 /// \brief A ObjCMethodDecl record.
939 /// \brief A ObjCInterfaceDecl record.
941 /// \brief A ObjCProtocolDecl record.
943 /// \brief A ObjCIvarDecl record.
945 /// \brief A ObjCAtDefsFieldDecl record.
946 DECL_OBJC_AT_DEFS_FIELD,
947 /// \brief A ObjCCategoryDecl record.
949 /// \brief A ObjCCategoryImplDecl record.
950 DECL_OBJC_CATEGORY_IMPL,
951 /// \brief A ObjCImplementationDecl record.
952 DECL_OBJC_IMPLEMENTATION,
953 /// \brief A ObjCCompatibleAliasDecl record.
954 DECL_OBJC_COMPATIBLE_ALIAS,
955 /// \brief A ObjCPropertyDecl record.
957 /// \brief A ObjCPropertyImplDecl record.
958 DECL_OBJC_PROPERTY_IMPL,
959 /// \brief A FieldDecl record.
961 /// \brief A MSPropertyDecl record.
963 /// \brief A VarDecl record.
965 /// \brief An ImplicitParamDecl record.
967 /// \brief A ParmVarDecl record.
969 /// \brief A FileScopeAsmDecl record.
971 /// \brief A BlockDecl record.
973 /// \brief A CapturedDecl record.
975 /// \brief A record that stores the set of declarations that are
976 /// lexically stored within a given DeclContext.
978 /// The record itself is a blob that is an array of declaration IDs,
979 /// in the order in which those declarations were added to the
980 /// declaration context. This data is used when iterating over
981 /// the contents of a DeclContext, e.g., via
982 /// DeclContext::decls_begin() and DeclContext::decls_end().
983 DECL_CONTEXT_LEXICAL,
984 /// \brief A record that stores the set of declarations that are
985 /// visible from a given DeclContext.
987 /// The record itself stores a set of mappings, each of which
988 /// associates a declaration name with one or more declaration
989 /// IDs. This data is used when performing qualified name lookup
990 /// into a DeclContext via DeclContext::lookup.
991 DECL_CONTEXT_VISIBLE,
992 /// \brief A LabelDecl record.
994 /// \brief A NamespaceDecl record.
996 /// \brief A NamespaceAliasDecl record.
997 DECL_NAMESPACE_ALIAS,
998 /// \brief A UsingDecl record.
1000 /// \brief A UsingShadowDecl record.
1002 /// \brief A UsingDirecitveDecl record.
1003 DECL_USING_DIRECTIVE,
1004 /// \brief An UnresolvedUsingValueDecl record.
1005 DECL_UNRESOLVED_USING_VALUE,
1006 /// \brief An UnresolvedUsingTypenameDecl record.
1007 DECL_UNRESOLVED_USING_TYPENAME,
1008 /// \brief A LinkageSpecDecl record.
1010 /// \brief A CXXRecordDecl record.
1012 /// \brief A CXXMethodDecl record.
1014 /// \brief A CXXConstructorDecl record.
1015 DECL_CXX_CONSTRUCTOR,
1016 /// \brief A CXXDestructorDecl record.
1017 DECL_CXX_DESTRUCTOR,
1018 /// \brief A CXXConversionDecl record.
1019 DECL_CXX_CONVERSION,
1020 /// \brief An AccessSpecDecl record.
1023 /// \brief A FriendDecl record.
1025 /// \brief A FriendTemplateDecl record.
1026 DECL_FRIEND_TEMPLATE,
1027 /// \brief A ClassTemplateDecl record.
1028 DECL_CLASS_TEMPLATE,
1029 /// \brief A ClassTemplateSpecializationDecl record.
1030 DECL_CLASS_TEMPLATE_SPECIALIZATION,
1031 /// \brief A ClassTemplatePartialSpecializationDecl record.
1032 DECL_CLASS_TEMPLATE_PARTIAL_SPECIALIZATION,
1033 /// \brief A VarTemplateDecl record.
1035 /// \brief A VarTemplateSpecializationDecl record.
1036 DECL_VAR_TEMPLATE_SPECIALIZATION,
1037 /// \brief A VarTemplatePartialSpecializationDecl record.
1038 DECL_VAR_TEMPLATE_PARTIAL_SPECIALIZATION,
1039 /// \brief A FunctionTemplateDecl record.
1040 DECL_FUNCTION_TEMPLATE,
1041 /// \brief A TemplateTypeParmDecl record.
1042 DECL_TEMPLATE_TYPE_PARM,
1043 /// \brief A NonTypeTemplateParmDecl record.
1044 DECL_NON_TYPE_TEMPLATE_PARM,
1045 /// \brief A TemplateTemplateParmDecl record.
1046 DECL_TEMPLATE_TEMPLATE_PARM,
1047 /// \brief A TypeAliasTemplateDecl record.
1048 DECL_TYPE_ALIAS_TEMPLATE,
1049 /// \brief A StaticAssertDecl record.
1051 /// \brief A record containing CXXBaseSpecifiers.
1052 DECL_CXX_BASE_SPECIFIERS,
1053 /// \brief A IndirectFieldDecl record.
1055 /// \brief A NonTypeTemplateParmDecl record that stores an expanded
1056 /// non-type template parameter pack.
1057 DECL_EXPANDED_NON_TYPE_TEMPLATE_PARM_PACK,
1058 /// \brief A TemplateTemplateParmDecl record that stores an expanded
1059 /// template template parameter pack.
1060 DECL_EXPANDED_TEMPLATE_TEMPLATE_PARM_PACK,
1061 /// \brief A ClassScopeFunctionSpecializationDecl record a class scope
1062 /// function specialization. (Microsoft extension).
1063 DECL_CLASS_SCOPE_FUNCTION_SPECIALIZATION,
1064 /// \brief An ImportDecl recording a module import.
1066 /// \brief An OMPThreadPrivateDecl record.
1067 DECL_OMP_THREADPRIVATE,
1068 /// \brief An EmptyDecl record.
1072 /// \brief Record codes for each kind of statement or expression.
1074 /// These constants describe the records that describe statements
1075 /// or expressions. These records occur within type and declarations
1076 /// block, so they begin with record values of 100. Each constant
1077 /// describes a record for a specific statement or expression class in the
1080 /// \brief A marker record that indicates that we are at the end
1081 /// of an expression.
1083 /// \brief A NULL expression.
1085 /// \brief A reference to a previously [de]serialized Stmt record.
1087 /// \brief A NullStmt record.
1089 /// \brief A CompoundStmt record.
1091 /// \brief A CaseStmt record.
1093 /// \brief A DefaultStmt record.
1095 /// \brief A LabelStmt record.
1097 /// \brief An AttributedStmt record.
1099 /// \brief An IfStmt record.
1101 /// \brief A SwitchStmt record.
1103 /// \brief A WhileStmt record.
1105 /// \brief A DoStmt record.
1107 /// \brief A ForStmt record.
1109 /// \brief A GotoStmt record.
1111 /// \brief An IndirectGotoStmt record.
1113 /// \brief A ContinueStmt record.
1115 /// \brief A BreakStmt record.
1117 /// \brief A ReturnStmt record.
1119 /// \brief A DeclStmt record.
1121 /// \brief A CapturedStmt record.
1123 /// \brief A GCC-style AsmStmt record.
1125 /// \brief A MS-style AsmStmt record.
1127 /// \brief A PredefinedExpr record.
1129 /// \brief A DeclRefExpr record.
1131 /// \brief An IntegerLiteral record.
1132 EXPR_INTEGER_LITERAL,
1133 /// \brief A FloatingLiteral record.
1134 EXPR_FLOATING_LITERAL,
1135 /// \brief An ImaginaryLiteral record.
1136 EXPR_IMAGINARY_LITERAL,
1137 /// \brief A StringLiteral record.
1138 EXPR_STRING_LITERAL,
1139 /// \brief A CharacterLiteral record.
1140 EXPR_CHARACTER_LITERAL,
1141 /// \brief A ParenExpr record.
1143 /// \brief A ParenListExpr record.
1145 /// \brief A UnaryOperator record.
1146 EXPR_UNARY_OPERATOR,
1147 /// \brief An OffsetOfExpr record.
1149 /// \brief A SizefAlignOfExpr record.
1150 EXPR_SIZEOF_ALIGN_OF,
1151 /// \brief An ArraySubscriptExpr record.
1152 EXPR_ARRAY_SUBSCRIPT,
1153 /// \brief A CallExpr record.
1155 /// \brief A MemberExpr record.
1157 /// \brief A BinaryOperator record.
1158 EXPR_BINARY_OPERATOR,
1159 /// \brief A CompoundAssignOperator record.
1160 EXPR_COMPOUND_ASSIGN_OPERATOR,
1161 /// \brief A ConditionOperator record.
1162 EXPR_CONDITIONAL_OPERATOR,
1163 /// \brief An ImplicitCastExpr record.
1165 /// \brief A CStyleCastExpr record.
1167 /// \brief A CompoundLiteralExpr record.
1168 EXPR_COMPOUND_LITERAL,
1169 /// \brief An ExtVectorElementExpr record.
1170 EXPR_EXT_VECTOR_ELEMENT,
1171 /// \brief An InitListExpr record.
1173 /// \brief A DesignatedInitExpr record.
1174 EXPR_DESIGNATED_INIT,
1175 /// \brief An ImplicitValueInitExpr record.
1176 EXPR_IMPLICIT_VALUE_INIT,
1177 /// \brief A VAArgExpr record.
1179 /// \brief An AddrLabelExpr record.
1181 /// \brief A StmtExpr record.
1183 /// \brief A ChooseExpr record.
1185 /// \brief A GNUNullExpr record.
1187 /// \brief A ShuffleVectorExpr record.
1188 EXPR_SHUFFLE_VECTOR,
1189 /// \brief A ConvertVectorExpr record.
1190 EXPR_CONVERT_VECTOR,
1191 /// \brief BlockExpr
1193 /// \brief A GenericSelectionExpr record.
1194 EXPR_GENERIC_SELECTION,
1195 /// \brief A PseudoObjectExpr record.
1197 /// \brief An AtomicExpr record.
1202 /// \brief An ObjCStringLiteral record.
1203 EXPR_OBJC_STRING_LITERAL,
1205 EXPR_OBJC_BOXED_EXPRESSION,
1206 EXPR_OBJC_ARRAY_LITERAL,
1207 EXPR_OBJC_DICTIONARY_LITERAL,
1210 /// \brief An ObjCEncodeExpr record.
1212 /// \brief An ObjCSelectorExpr record.
1213 EXPR_OBJC_SELECTOR_EXPR,
1214 /// \brief An ObjCProtocolExpr record.
1215 EXPR_OBJC_PROTOCOL_EXPR,
1216 /// \brief An ObjCIvarRefExpr record.
1217 EXPR_OBJC_IVAR_REF_EXPR,
1218 /// \brief An ObjCPropertyRefExpr record.
1219 EXPR_OBJC_PROPERTY_REF_EXPR,
1220 /// \brief An ObjCSubscriptRefExpr record.
1221 EXPR_OBJC_SUBSCRIPT_REF_EXPR,
1223 EXPR_OBJC_KVC_REF_EXPR,
1224 /// \brief An ObjCMessageExpr record.
1225 EXPR_OBJC_MESSAGE_EXPR,
1226 /// \brief An ObjCIsa Expr record.
1228 /// \brief An ObjCIndirectCopyRestoreExpr record.
1229 EXPR_OBJC_INDIRECT_COPY_RESTORE,
1231 /// \brief An ObjCForCollectionStmt record.
1232 STMT_OBJC_FOR_COLLECTION,
1233 /// \brief An ObjCAtCatchStmt record.
1235 /// \brief An ObjCAtFinallyStmt record.
1237 /// \brief An ObjCAtTryStmt record.
1239 /// \brief An ObjCAtSynchronizedStmt record.
1240 STMT_OBJC_AT_SYNCHRONIZED,
1241 /// \brief An ObjCAtThrowStmt record.
1243 /// \brief An ObjCAutoreleasePoolStmt record.
1244 STMT_OBJC_AUTORELEASE_POOL,
1245 /// \brief A ObjCBoolLiteralExpr record.
1246 EXPR_OBJC_BOOL_LITERAL,
1250 /// \brief A CXXCatchStmt record.
1252 /// \brief A CXXTryStmt record.
1254 /// \brief A CXXForRangeStmt record.
1257 /// \brief A CXXOperatorCallExpr record.
1258 EXPR_CXX_OPERATOR_CALL,
1259 /// \brief A CXXMemberCallExpr record.
1260 EXPR_CXX_MEMBER_CALL,
1261 /// \brief A CXXConstructExpr record.
1263 /// \brief A CXXTemporaryObjectExpr record.
1264 EXPR_CXX_TEMPORARY_OBJECT,
1265 /// \brief A CXXStaticCastExpr record.
1266 EXPR_CXX_STATIC_CAST,
1267 /// \brief A CXXDynamicCastExpr record.
1268 EXPR_CXX_DYNAMIC_CAST,
1269 /// \brief A CXXReinterpretCastExpr record.
1270 EXPR_CXX_REINTERPRET_CAST,
1271 /// \brief A CXXConstCastExpr record.
1272 EXPR_CXX_CONST_CAST,
1273 /// \brief A CXXFunctionalCastExpr record.
1274 EXPR_CXX_FUNCTIONAL_CAST,
1275 /// \brief A UserDefinedLiteral record.
1276 EXPR_USER_DEFINED_LITERAL,
1277 /// \brief A CXXStdInitializerListExpr record.
1278 EXPR_CXX_STD_INITIALIZER_LIST,
1279 /// \brief A CXXBoolLiteralExpr record.
1280 EXPR_CXX_BOOL_LITERAL,
1281 EXPR_CXX_NULL_PTR_LITERAL, // CXXNullPtrLiteralExpr
1282 EXPR_CXX_TYPEID_EXPR, // CXXTypeidExpr (of expr).
1283 EXPR_CXX_TYPEID_TYPE, // CXXTypeidExpr (of type).
1284 EXPR_CXX_THIS, // CXXThisExpr
1285 EXPR_CXX_THROW, // CXXThrowExpr
1286 EXPR_CXX_DEFAULT_ARG, // CXXDefaultArgExpr
1287 EXPR_CXX_DEFAULT_INIT, // CXXDefaultInitExpr
1288 EXPR_CXX_BIND_TEMPORARY, // CXXBindTemporaryExpr
1290 EXPR_CXX_SCALAR_VALUE_INIT, // CXXScalarValueInitExpr
1291 EXPR_CXX_NEW, // CXXNewExpr
1292 EXPR_CXX_DELETE, // CXXDeleteExpr
1293 EXPR_CXX_PSEUDO_DESTRUCTOR, // CXXPseudoDestructorExpr
1295 EXPR_EXPR_WITH_CLEANUPS, // ExprWithCleanups
1297 EXPR_CXX_DEPENDENT_SCOPE_MEMBER, // CXXDependentScopeMemberExpr
1298 EXPR_CXX_DEPENDENT_SCOPE_DECL_REF, // DependentScopeDeclRefExpr
1299 EXPR_CXX_UNRESOLVED_CONSTRUCT, // CXXUnresolvedConstructExpr
1300 EXPR_CXX_UNRESOLVED_MEMBER, // UnresolvedMemberExpr
1301 EXPR_CXX_UNRESOLVED_LOOKUP, // UnresolvedLookupExpr
1303 EXPR_CXX_UNARY_TYPE_TRAIT, // UnaryTypeTraitExpr
1304 EXPR_CXX_EXPRESSION_TRAIT, // ExpressionTraitExpr
1305 EXPR_CXX_NOEXCEPT, // CXXNoexceptExpr
1307 EXPR_OPAQUE_VALUE, // OpaqueValueExpr
1308 EXPR_BINARY_CONDITIONAL_OPERATOR, // BinaryConditionalOperator
1309 EXPR_BINARY_TYPE_TRAIT, // BinaryTypeTraitExpr
1310 EXPR_TYPE_TRAIT, // TypeTraitExpr
1311 EXPR_ARRAY_TYPE_TRAIT, // ArrayTypeTraitIntExpr
1313 EXPR_PACK_EXPANSION, // PackExpansionExpr
1314 EXPR_SIZEOF_PACK, // SizeOfPackExpr
1315 EXPR_SUBST_NON_TYPE_TEMPLATE_PARM, // SubstNonTypeTemplateParmExpr
1316 EXPR_SUBST_NON_TYPE_TEMPLATE_PARM_PACK,// SubstNonTypeTemplateParmPackExpr
1317 EXPR_FUNCTION_PARM_PACK, // FunctionParmPackExpr
1318 EXPR_MATERIALIZE_TEMPORARY, // MaterializeTemporaryExpr
1321 EXPR_CUDA_KERNEL_CALL, // CUDAKernelCallExpr
1324 EXPR_ASTYPE, // AsTypeExpr
1327 EXPR_CXX_PROPERTY_REF_EXPR, // MSPropertyRefExpr
1328 EXPR_CXX_UUIDOF_EXPR, // CXXUuidofExpr (of expr).
1329 EXPR_CXX_UUIDOF_TYPE, // CXXUuidofExpr (of type).
1330 STMT_SEH_EXCEPT, // SEHExceptStmt
1331 STMT_SEH_FINALLY, // SEHFinallyStmt
1332 STMT_SEH_TRY, // SEHTryStmt
1335 STMT_OMP_PARALLEL_DIRECTIVE,
1338 EXPR_OBJC_BRIDGED_CAST, // ObjCBridgedCastExpr
1340 STMT_MS_DEPENDENT_EXISTS, // MSDependentExistsStmt
1341 EXPR_LAMBDA // LambdaExpr
1344 /// \brief The kinds of designators that can occur in a
1345 /// DesignatedInitExpr.
1346 enum DesignatorTypes {
1347 /// \brief Field designator where only the field name is known.
1348 DESIG_FIELD_NAME = 0,
1349 /// \brief Field designator where the field has been resolved to
1351 DESIG_FIELD_DECL = 1,
1352 /// \brief Array designator.
1354 /// \brief GNU array range designator.
1355 DESIG_ARRAY_RANGE = 3
1358 /// \brief The different kinds of data that can occur in a
1359 /// CtorInitializer.
1360 enum CtorInitializerType {
1361 CTOR_INITIALIZER_BASE,
1362 CTOR_INITIALIZER_DELEGATING,
1363 CTOR_INITIALIZER_MEMBER,
1364 CTOR_INITIALIZER_INDIRECT_MEMBER
1367 /// \brief Describes the redeclarations of a declaration.
1368 struct LocalRedeclarationsInfo {
1369 DeclID FirstID; // The ID of the first declaration
1370 unsigned Offset; // Offset into the array of redeclaration chains.
1372 friend bool operator<(const LocalRedeclarationsInfo &X,
1373 const LocalRedeclarationsInfo &Y) {
1374 return X.FirstID < Y.FirstID;
1377 friend bool operator>(const LocalRedeclarationsInfo &X,
1378 const LocalRedeclarationsInfo &Y) {
1379 return X.FirstID > Y.FirstID;
1382 friend bool operator<=(const LocalRedeclarationsInfo &X,
1383 const LocalRedeclarationsInfo &Y) {
1384 return X.FirstID <= Y.FirstID;
1387 friend bool operator>=(const LocalRedeclarationsInfo &X,
1388 const LocalRedeclarationsInfo &Y) {
1389 return X.FirstID >= Y.FirstID;
1393 /// \brief Describes the categories of an Objective-C class.
1394 struct ObjCCategoriesInfo {
1395 DeclID DefinitionID; // The ID of the definition
1396 unsigned Offset; // Offset into the array of category lists.
1398 friend bool operator<(const ObjCCategoriesInfo &X,
1399 const ObjCCategoriesInfo &Y) {
1400 return X.DefinitionID < Y.DefinitionID;
1403 friend bool operator>(const ObjCCategoriesInfo &X,
1404 const ObjCCategoriesInfo &Y) {
1405 return X.DefinitionID > Y.DefinitionID;
1408 friend bool operator<=(const ObjCCategoriesInfo &X,
1409 const ObjCCategoriesInfo &Y) {
1410 return X.DefinitionID <= Y.DefinitionID;
1413 friend bool operator>=(const ObjCCategoriesInfo &X,
1414 const ObjCCategoriesInfo &Y) {
1415 return X.DefinitionID >= Y.DefinitionID;
1421 } // end namespace clang