DeclarationName.h revision aa49a7d70e58dac2aeb40664ba16d2ea571b8c95
12e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor//===-- DeclarationName.h - Representation of declaration names -*- C++ -*-===// 22e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor// 32e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor// The LLVM Compiler Infrastructure 42e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor// 52e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor// This file is distributed under the University of Illinois Open Source 62e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor// License. See LICENSE.TXT for details. 72e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor// 82e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor//===----------------------------------------------------------------------===// 92e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor// 102e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor// This file declares the DeclarationName and DeclarationNameTable classes. 112e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor// 122e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor//===----------------------------------------------------------------------===// 132e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor#ifndef LLVM_CLANG_AST_DECLARATIONNAME_H 142e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor#define LLVM_CLANG_AST_DECLARATIONNAME_H 152e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 162e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor#include "clang/Basic/IdentifierTable.h" 172e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor#include "clang/AST/Type.h" 1850d62d1b4a98adbc83de8f8cd1379ea1c25656f7Douglas Gregor#include "clang/AST/CanonicalType.h" 19d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin Kramer#include "clang/Basic/PartialDiagnostic.h" 20aa49a7d70e58dac2aeb40664ba16d2ea571b8c95Daniel Dunbar#include "llvm/Support/Compiler.h" 212e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 222e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregornamespace llvm { 232e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor template <typename T> struct DenseMapInfo; 242e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor} 252e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 262e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregornamespace clang { 27011bb4edf731d529da1cbf71c7c2696aaf5a054fChris Lattner class CXXSpecialName; 28011bb4edf731d529da1cbf71c7c2696aaf5a054fChris Lattner class CXXOperatorIdName; 293e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt class CXXLiteralOperatorIdName; 30011bb4edf731d529da1cbf71c7c2696aaf5a054fChris Lattner class DeclarationNameExtra; 312e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor class IdentifierInfo; 32011bb4edf731d529da1cbf71c7c2696aaf5a054fChris Lattner class MultiKeywordSelector; 332a3009a432bdcec59e6383d7b2b17494d6f91649Douglas Gregor class UsingDirectiveDecl; 342577743c5650c646fb705df01403707e94f2df04Abramo Bagnara class TypeSourceInfo; 352e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 362e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// DeclarationName - The name of a declaration. In the common case, 372e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// this just stores an IdentifierInfo pointer to a normal 382e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// name. However, it also provides encodings for Objective-C 392e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// selectors (optimizing zero- and one-argument selectors, which make 402e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// up 78% percent of all selectors in Cocoa.h) and special C++ names 412e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// for constructors, destructors, and conversion functions. 422e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregorclass DeclarationName { 432e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregorpublic: 442e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// NameKind - The kind of name this object contains. 452e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor enum NameKind { 462e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor Identifier, 472e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor ObjCZeroArgSelector, 482e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor ObjCOneArgSelector, 492e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor ObjCMultiArgSelector, 502e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor CXXConstructorName, 512e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor CXXDestructorName, 52e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor CXXConversionFunctionName, 532a3009a432bdcec59e6383d7b2b17494d6f91649Douglas Gregor CXXOperatorName, 543e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt CXXLiteralOperatorName, 552a3009a432bdcec59e6383d7b2b17494d6f91649Douglas Gregor CXXUsingDirective 562e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor }; 572e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 582e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregorprivate: 592e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// StoredNameKind - The kind of name that is actually stored in the 602e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// upper bits of the Ptr field. This is only used internally. 612e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor enum StoredNameKind { 622e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor StoredIdentifier = 0, 632e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor StoredObjCZeroArgSelector, 642e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor StoredObjCOneArgSelector, 65e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor StoredDeclarationNameExtra, 662e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor PtrMask = 0x03 672e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor }; 682e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 692e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// Ptr - The lowest two bits are used to express what kind of name 702e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// we're actually storing, using the values of NameKind. Depending 712e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// on the kind of name this is, the upper bits of Ptr may have one 722e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// of several different meanings: 732e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// 74e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor /// StoredIdentifier - The name is a normal identifier, and Ptr is 75e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor /// a normal IdentifierInfo pointer. 762e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// 77e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor /// StoredObjCZeroArgSelector - The name is an Objective-C 78e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor /// selector with zero arguments, and Ptr is an IdentifierInfo 79e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor /// pointer pointing to the selector name. 802e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// 81e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor /// StoredObjCOneArgSelector - The name is an Objective-C selector 82e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor /// with one argument, and Ptr is an IdentifierInfo pointer 83e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor /// pointing to the selector name. 842e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// 85e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor /// StoredDeclarationNameExtra - Ptr is actually a pointer to a 86e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor /// DeclarationNameExtra structure, whose first value will tell us 87e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor /// whether this is an Objective-C selector, C++ operator-id name, 88e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor /// or special C++ name. 892e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor uintptr_t Ptr; 902e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 912e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// getStoredNameKind - Return the kind of object that is stored in 922e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// Ptr. 932e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor StoredNameKind getStoredNameKind() const { 942e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor return static_cast<StoredNameKind>(Ptr & PtrMask); 952e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor } 962e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 972e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// getExtra - Get the "extra" information associated with this 982e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// multi-argument selector or C++ special name. 992e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor DeclarationNameExtra *getExtra() const { 100e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor assert(getStoredNameKind() == StoredDeclarationNameExtra && 1012e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor "Declaration name does not store an Extra structure"); 1022e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor return reinterpret_cast<DeclarationNameExtra *>(Ptr & ~PtrMask); 1032e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor } 1042e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 1052e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// getAsCXXSpecialName - If the stored pointer is actually a 1062e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// CXXSpecialName, returns a pointer to it. Otherwise, returns 1072e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// a NULL pointer. 1082e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor CXXSpecialName *getAsCXXSpecialName() const { 1091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (getNameKind() >= CXXConstructorName && 1102e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor getNameKind() <= CXXConversionFunctionName) 1112e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor return reinterpret_cast<CXXSpecialName *>(Ptr & ~PtrMask); 112ac8d75fe94f2aefde5179d53e230b99a1fe1201aChris Lattner return 0; 1132e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor } 1142e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 115e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor /// getAsCXXOperatorIdName 116e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor CXXOperatorIdName *getAsCXXOperatorIdName() const { 117e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor if (getNameKind() == CXXOperatorName) 118e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor return reinterpret_cast<CXXOperatorIdName *>(Ptr & ~PtrMask); 119ac8d75fe94f2aefde5179d53e230b99a1fe1201aChris Lattner return 0; 120e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor } 121e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor 1223e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt CXXLiteralOperatorIdName *getAsCXXLiteralOperatorIdName() const { 1233e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt if (getNameKind() == CXXLiteralOperatorName) 1243e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt return reinterpret_cast<CXXLiteralOperatorIdName *>(Ptr & ~PtrMask); 1253e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt return 0; 1263e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt } 1273e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt 1282e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor // Construct a declaration name from the name of a C++ constructor, 1292e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor // destructor, or conversion function. 1301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump DeclarationName(CXXSpecialName *Name) 1311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump : Ptr(reinterpret_cast<uintptr_t>(Name)) { 1322e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor assert((Ptr & PtrMask) == 0 && "Improperly aligned CXXSpecialName"); 133e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor Ptr |= StoredDeclarationNameExtra; 134e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor } 135e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor 136e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor // Construct a declaration name from the name of a C++ overloaded 137e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor // operator. 1381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump DeclarationName(CXXOperatorIdName *Name) 1391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump : Ptr(reinterpret_cast<uintptr_t>(Name)) { 140e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor assert((Ptr & PtrMask) == 0 && "Improperly aligned CXXOperatorId"); 141e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor Ptr |= StoredDeclarationNameExtra; 1422e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor } 1432e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 1443e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt DeclarationName(CXXLiteralOperatorIdName *Name) 1453e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt : Ptr(reinterpret_cast<uintptr_t>(Name)) { 1463e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt assert((Ptr & PtrMask) == 0 && "Improperly aligned CXXLiteralOperatorId"); 1473e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt Ptr |= StoredDeclarationNameExtra; 1483e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt } 1493e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt 1502e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// Construct a declaration name from a raw pointer. 1512e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor DeclarationName(uintptr_t Ptr) : Ptr(Ptr) { } 1522e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 1532e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor friend class DeclarationNameTable; 1542a3009a432bdcec59e6383d7b2b17494d6f91649Douglas Gregor friend class NamedDecl; 1552e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 1562def48394f6d48bde0dec2b514193c2b533265b5Douglas Gregor /// getFETokenInfoAsVoid - Retrieves the front end-specified pointer 1572def48394f6d48bde0dec2b514193c2b533265b5Douglas Gregor /// for this name as a void pointer. 1582def48394f6d48bde0dec2b514193c2b533265b5Douglas Gregor void *getFETokenInfoAsVoid() const; 1592def48394f6d48bde0dec2b514193c2b533265b5Douglas Gregor 1602e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregorpublic: 1612e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// DeclarationName - Used to create an empty selector. 1622e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor DeclarationName() : Ptr(0) { } 1632e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 1642e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor // Construct a declaration name from an IdentifierInfo *. 1651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump DeclarationName(const IdentifierInfo *II) 1661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump : Ptr(reinterpret_cast<uintptr_t>(II)) { 1672e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor assert((Ptr & PtrMask) == 0 && "Improperly aligned IdentifierInfo"); 1682e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor } 1692e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 1702e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor // Construct a declaration name from an Objective-C selector. 1712e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor DeclarationName(Selector Sel); 1722e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 1736ab3524f72a6e64aa04973fa9433b5559abb3525Douglas Gregor /// getUsingDirectiveName - Return name for all using-directives. 1746ab3524f72a6e64aa04973fa9433b5559abb3525Douglas Gregor static DeclarationName getUsingDirectiveName(); 1756ab3524f72a6e64aa04973fa9433b5559abb3525Douglas Gregor 1762def48394f6d48bde0dec2b514193c2b533265b5Douglas Gregor // operator bool() - Evaluates true when this declaration name is 1772def48394f6d48bde0dec2b514193c2b533265b5Douglas Gregor // non-empty. 1781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump operator bool() const { 1791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return ((Ptr & PtrMask) != 0) || 1802def48394f6d48bde0dec2b514193c2b533265b5Douglas Gregor (reinterpret_cast<IdentifierInfo *>(Ptr & ~PtrMask)); 1812def48394f6d48bde0dec2b514193c2b533265b5Douglas Gregor } 1822def48394f6d48bde0dec2b514193c2b533265b5Douglas Gregor 18391058ff73fd3b00275348dd4d49f83501dfc0542Chris Lattner /// Predicate functions for querying what type of name this is. 18491058ff73fd3b00275348dd4d49f83501dfc0542Chris Lattner bool isIdentifier() const { return getStoredNameKind() == StoredIdentifier; } 18591058ff73fd3b00275348dd4d49f83501dfc0542Chris Lattner bool isObjCZeroArgSelector() const { 18691058ff73fd3b00275348dd4d49f83501dfc0542Chris Lattner return getStoredNameKind() == StoredObjCZeroArgSelector; 18791058ff73fd3b00275348dd4d49f83501dfc0542Chris Lattner } 18891058ff73fd3b00275348dd4d49f83501dfc0542Chris Lattner bool isObjCOneArgSelector() const { 18991058ff73fd3b00275348dd4d49f83501dfc0542Chris Lattner return getStoredNameKind() == StoredObjCOneArgSelector; 19091058ff73fd3b00275348dd4d49f83501dfc0542Chris Lattner } 1911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1922e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// getNameKind - Determine what kind of name this is. 1932e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor NameKind getNameKind() const; 1941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 19548026d26fb58e413544874eead5491b1452e2ebfDouglas Gregor /// \brief Determines whether the name itself is dependent, e.g., because it 19648026d26fb58e413544874eead5491b1452e2ebfDouglas Gregor /// involves a C++ type that is itself dependent. 19748026d26fb58e413544874eead5491b1452e2ebfDouglas Gregor /// 19848026d26fb58e413544874eead5491b1452e2ebfDouglas Gregor /// Note that this does not capture all of the notions of "dependent name", 19948026d26fb58e413544874eead5491b1452e2ebfDouglas Gregor /// because an identifier can be a dependent name if it is used as the 20048026d26fb58e413544874eead5491b1452e2ebfDouglas Gregor /// callee in a call expression with dependent arguments. 20148026d26fb58e413544874eead5491b1452e2ebfDouglas Gregor bool isDependentName() const; 20248026d26fb58e413544874eead5491b1452e2ebfDouglas Gregor 203f6cde77d7bc34bbee26b086ff192637af8e9da59Benjamin Kramer /// getNameAsString - Retrieve the human-readable string for this name. 20410bd36882406cdf4805e35add1ce2f11ab9ae152Douglas Gregor std::string getAsString() const; 20510bd36882406cdf4805e35add1ce2f11ab9ae152Douglas Gregor 206f6cde77d7bc34bbee26b086ff192637af8e9da59Benjamin Kramer /// printName - Print the human-readable name to a stream. 2078cc488fefb2fb04bc8d5398da29f0182f97934cfChris Lattner void printName(raw_ostream &OS) const; 208f6cde77d7bc34bbee26b086ff192637af8e9da59Benjamin Kramer 2092e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// getAsIdentifierInfo - Retrieve the IdentifierInfo * stored in 2102e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// this declaration name, or NULL if this declaration name isn't a 2112e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// simple identifier. 2121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump IdentifierInfo *getAsIdentifierInfo() const { 21391058ff73fd3b00275348dd4d49f83501dfc0542Chris Lattner if (isIdentifier()) 2142e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor return reinterpret_cast<IdentifierInfo *>(Ptr); 215ac8d75fe94f2aefde5179d53e230b99a1fe1201aChris Lattner return 0; 2162e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor } 2172e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 2182e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// getAsOpaqueInteger - Get the representation of this declaration 2192e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// name as an opaque integer. 2202e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor uintptr_t getAsOpaqueInteger() const { return Ptr; } 2212e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 22244b4321feab46299d3f5cfd404680884752a0fcfDouglas Gregor /// getAsOpaquePtr - Get the representation of this declaration name as 22344b4321feab46299d3f5cfd404680884752a0fcfDouglas Gregor /// an opaque pointer. 22444b4321feab46299d3f5cfd404680884752a0fcfDouglas Gregor void *getAsOpaquePtr() const { return reinterpret_cast<void*>(Ptr); } 22544b4321feab46299d3f5cfd404680884752a0fcfDouglas Gregor 226a8f32e0965ee19ecc53cd796e34268377a20357cDouglas Gregor static DeclarationName getFromOpaquePtr(void *P) { 227a8f32e0965ee19ecc53cd796e34268377a20357cDouglas Gregor DeclarationName N; 228a8f32e0965ee19ecc53cd796e34268377a20357cDouglas Gregor N.Ptr = reinterpret_cast<uintptr_t> (P); 229a8f32e0965ee19ecc53cd796e34268377a20357cDouglas Gregor return N; 230a8f32e0965ee19ecc53cd796e34268377a20357cDouglas Gregor } 2313e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt 232011bb4edf731d529da1cbf71c7c2696aaf5a054fChris Lattner static DeclarationName getFromOpaqueInteger(uintptr_t P) { 233011bb4edf731d529da1cbf71c7c2696aaf5a054fChris Lattner DeclarationName N; 234011bb4edf731d529da1cbf71c7c2696aaf5a054fChris Lattner N.Ptr = P; 235011bb4edf731d529da1cbf71c7c2696aaf5a054fChris Lattner return N; 236011bb4edf731d529da1cbf71c7c2696aaf5a054fChris Lattner } 2371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2382e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// getCXXNameType - If this name is one of the C++ names (of a 2392e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// constructor, destructor, or conversion function), return the 2402e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// type associated with that name. 2412e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor QualType getCXXNameType() const; 2422e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 243e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor /// getCXXOverloadedOperator - If this name is the name of an 244e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor /// overloadable operator in C++ (e.g., @c operator+), retrieve the 245e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor /// kind of overloaded operator. 246e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor OverloadedOperatorKind getCXXOverloadedOperator() const; 247e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor 2483e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt /// getCXXLiteralIdentifier - If this name is the name of a literal 2493e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt /// operator, retrieve the identifier associated with it. 2503e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt IdentifierInfo *getCXXLiteralIdentifier() const; 2513e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt 2522e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// getObjCSelector - Get the Objective-C selector stored in this 2532e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// declaration name. 2542e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor Selector getObjCSelector() const; 2552e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 2562def48394f6d48bde0dec2b514193c2b533265b5Douglas Gregor /// getFETokenInfo/setFETokenInfo - The language front-end is 2572def48394f6d48bde0dec2b514193c2b533265b5Douglas Gregor /// allowed to associate arbitrary metadata with some kinds of 2582def48394f6d48bde0dec2b514193c2b533265b5Douglas Gregor /// declaration names, including normal identifiers and C++ 2592def48394f6d48bde0dec2b514193c2b533265b5Douglas Gregor /// constructors, destructors, and conversion functions. 2602def48394f6d48bde0dec2b514193c2b533265b5Douglas Gregor template<typename T> 2612def48394f6d48bde0dec2b514193c2b533265b5Douglas Gregor T *getFETokenInfo() const { return static_cast<T*>(getFETokenInfoAsVoid()); } 2622def48394f6d48bde0dec2b514193c2b533265b5Douglas Gregor 2632def48394f6d48bde0dec2b514193c2b533265b5Douglas Gregor void setFETokenInfo(void *T); 2642def48394f6d48bde0dec2b514193c2b533265b5Douglas Gregor 2652e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// operator== - Determine whether the specified names are identical.. 2662e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor friend bool operator==(DeclarationName LHS, DeclarationName RHS) { 2672e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor return LHS.Ptr == RHS.Ptr; 2682e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor } 2692e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 2702e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// operator!= - Determine whether the specified names are different. 2712e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor friend bool operator!=(DeclarationName LHS, DeclarationName RHS) { 2722e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor return LHS.Ptr != RHS.Ptr; 2732e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor } 2742e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 2752e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor static DeclarationName getEmptyMarker() { 2762e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor return DeclarationName(uintptr_t(-1)); 2772e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor } 2782e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 2792e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor static DeclarationName getTombstoneMarker() { 2802e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor return DeclarationName(uintptr_t(-2)); 2812e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor } 2827fe0b9ea2c8137c035402e6ea01dfdfbc93214cbJohn McCall 2837fe0b9ea2c8137c035402e6ea01dfdfbc93214cbJohn McCall static int compare(DeclarationName LHS, DeclarationName RHS); 28470f5bc77dbe4172bde860e15d8b3c29e0d5005cbAnders Carlsson 28570f5bc77dbe4172bde860e15d8b3c29e0d5005cbAnders Carlsson void dump() const; 2862e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor}; 2872e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 2882e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// Ordering on two declaration names. If both names are identifiers, 2892e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// this provides a lexicographical ordering. 2907fe0b9ea2c8137c035402e6ea01dfdfbc93214cbJohn McCallinline bool operator<(DeclarationName LHS, DeclarationName RHS) { 2917fe0b9ea2c8137c035402e6ea01dfdfbc93214cbJohn McCall return DeclarationName::compare(LHS, RHS) < 0; 2927fe0b9ea2c8137c035402e6ea01dfdfbc93214cbJohn McCall} 2932e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 2942e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// Ordering on two declaration names. If both names are identifiers, 2952e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// this provides a lexicographical ordering. 2962e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregorinline bool operator>(DeclarationName LHS, DeclarationName RHS) { 2977fe0b9ea2c8137c035402e6ea01dfdfbc93214cbJohn McCall return DeclarationName::compare(LHS, RHS) > 0; 2982e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor} 2992e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 3002e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// Ordering on two declaration names. If both names are identifiers, 3012e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// this provides a lexicographical ordering. 3022e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregorinline bool operator<=(DeclarationName LHS, DeclarationName RHS) { 3037fe0b9ea2c8137c035402e6ea01dfdfbc93214cbJohn McCall return DeclarationName::compare(LHS, RHS) <= 0; 3042e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor} 3052e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 3062e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// Ordering on two declaration names. If both names are identifiers, 3072e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// this provides a lexicographical ordering. 3082e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregorinline bool operator>=(DeclarationName LHS, DeclarationName RHS) { 3097fe0b9ea2c8137c035402e6ea01dfdfbc93214cbJohn McCall return DeclarationName::compare(LHS, RHS) >= 0; 3102e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor} 3112e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 3122e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// DeclarationNameTable - Used to store and retrieve DeclarationName 3132e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// instances for the various kinds of declaration names, e.g., normal 3142e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// identifiers, C++ constructor names, etc. This class contains 3152e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// uniqued versions of each of the C++ special names, which can be 3162e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// retrieved using its member functions (e.g., 3172e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// getCXXConstructorName). 3182e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregorclass DeclarationNameTable { 3194ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad const ASTContext &Ctx; 3202e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor void *CXXSpecialNamesImpl; // Actually a FoldingSet<CXXSpecialName> * 321e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor CXXOperatorIdName *CXXOperatorNames; // Operator names 322ac9590effa90406767a544005ed1de52e258306bTed Kremenek void *CXXLiteralOperatorNames; // Actually a CXXOperatorIdName* 3232e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 3242e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor DeclarationNameTable(const DeclarationNameTable&); // NONCOPYABLE 3252e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor DeclarationNameTable& operator=(const DeclarationNameTable&); // NONCOPYABLE 3262e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 3272e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregorpublic: 3284ba2a17694148e16eaa8d3917f657ffcd3667be4Jay Foad DeclarationNameTable(const ASTContext &C); 3292e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor ~DeclarationNameTable(); 3302e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 3312e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// getIdentifier - Create a declaration name that is a simple 3322e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// identifier. 333909e58988b3a3bb2ad36bec03aafa1302544fd73John McCall DeclarationName getIdentifier(const IdentifierInfo *ID) { 3342e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor return DeclarationName(ID); 3352e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor } 3362e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 3372e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// getCXXConstructorName - Returns the name of a C++ constructor 3382e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// for the given Type. 33950d62d1b4a98adbc83de8f8cd1379ea1c25656f7Douglas Gregor DeclarationName getCXXConstructorName(CanQualType Ty) { 34020b3c9dda95e6808865110a21bfec25f95ebcaa7Douglas Gregor return getCXXSpecialName(DeclarationName::CXXConstructorName, 34120b3c9dda95e6808865110a21bfec25f95ebcaa7Douglas Gregor Ty.getUnqualifiedType()); 3422e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor } 3432e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 3442e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// getCXXDestructorName - Returns the name of a C++ destructor 3452e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// for the given Type. 34650d62d1b4a98adbc83de8f8cd1379ea1c25656f7Douglas Gregor DeclarationName getCXXDestructorName(CanQualType Ty) { 34720b3c9dda95e6808865110a21bfec25f95ebcaa7Douglas Gregor return getCXXSpecialName(DeclarationName::CXXDestructorName, 34820b3c9dda95e6808865110a21bfec25f95ebcaa7Douglas Gregor Ty.getUnqualifiedType()); 3492e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor } 3502e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 3512e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// getCXXConversionFunctionName - Returns the name of a C++ 3522e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// conversion function for the given Type. 35350d62d1b4a98adbc83de8f8cd1379ea1c25656f7Douglas Gregor DeclarationName getCXXConversionFunctionName(CanQualType Ty) { 3542e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor return getCXXSpecialName(DeclarationName::CXXConversionFunctionName, Ty); 3552e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor } 3562e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 3572e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// getCXXSpecialName - Returns a declaration name for special kind 3582e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// of C++ name, e.g., for a constructor, destructor, or conversion 3592e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor /// function. 3601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump DeclarationName getCXXSpecialName(DeclarationName::NameKind Kind, 36150d62d1b4a98adbc83de8f8cd1379ea1c25656f7Douglas Gregor CanQualType Ty); 362e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor 363e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor /// getCXXOperatorName - Get the name of the overloadable C++ 364e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor /// operator corresponding to Op. 365e94ca9e4371c022329270436b3dd77adc4ddfa8fDouglas Gregor DeclarationName getCXXOperatorName(OverloadedOperatorKind Op); 3663e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt 3673e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt /// getCXXLiteralOperatorName - Get the name of the literal operator function 3683e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt /// with II as the identifier. 3693e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt DeclarationName getCXXLiteralOperatorName(IdentifierInfo *II); 3701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump}; 3712e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 3722577743c5650c646fb705df01403707e94f2df04Abramo Bagnara/// DeclarationNameLoc - Additional source/type location info 3732577743c5650c646fb705df01403707e94f2df04Abramo Bagnara/// for a declaration name. Needs a DeclarationName in order 3742577743c5650c646fb705df01403707e94f2df04Abramo Bagnara/// to be interpreted correctly. 3752577743c5650c646fb705df01403707e94f2df04Abramo Bagnarastruct DeclarationNameLoc { 3762577743c5650c646fb705df01403707e94f2df04Abramo Bagnara union { 3772577743c5650c646fb705df01403707e94f2df04Abramo Bagnara // The source location for identifier stored elsewhere. 3782577743c5650c646fb705df01403707e94f2df04Abramo Bagnara // struct {} Identifier; 3792577743c5650c646fb705df01403707e94f2df04Abramo Bagnara 3802577743c5650c646fb705df01403707e94f2df04Abramo Bagnara // Type info for constructors, destructors and conversion functions. 3812577743c5650c646fb705df01403707e94f2df04Abramo Bagnara // Locations (if any) for the tilde (destructor) or operator keyword 3822577743c5650c646fb705df01403707e94f2df04Abramo Bagnara // (conversion) are stored elsewhere. 3832577743c5650c646fb705df01403707e94f2df04Abramo Bagnara struct { 3842577743c5650c646fb705df01403707e94f2df04Abramo Bagnara TypeSourceInfo* TInfo; 3852577743c5650c646fb705df01403707e94f2df04Abramo Bagnara } NamedType; 3862577743c5650c646fb705df01403707e94f2df04Abramo Bagnara 3872577743c5650c646fb705df01403707e94f2df04Abramo Bagnara // The location (if any) of the operator keyword is stored elsewhere. 3882577743c5650c646fb705df01403707e94f2df04Abramo Bagnara struct { 3892577743c5650c646fb705df01403707e94f2df04Abramo Bagnara unsigned BeginOpNameLoc; 3902577743c5650c646fb705df01403707e94f2df04Abramo Bagnara unsigned EndOpNameLoc; 3912577743c5650c646fb705df01403707e94f2df04Abramo Bagnara } CXXOperatorName; 3922577743c5650c646fb705df01403707e94f2df04Abramo Bagnara 3932577743c5650c646fb705df01403707e94f2df04Abramo Bagnara // The location (if any) of the operator keyword is stored elsewhere. 3942577743c5650c646fb705df01403707e94f2df04Abramo Bagnara struct { 3952577743c5650c646fb705df01403707e94f2df04Abramo Bagnara unsigned OpNameLoc; 3962577743c5650c646fb705df01403707e94f2df04Abramo Bagnara } CXXLiteralOperatorName; 3972577743c5650c646fb705df01403707e94f2df04Abramo Bagnara 3982577743c5650c646fb705df01403707e94f2df04Abramo Bagnara // struct {} CXXUsingDirective; 3992577743c5650c646fb705df01403707e94f2df04Abramo Bagnara // struct {} ObjCZeroArgSelector; 4002577743c5650c646fb705df01403707e94f2df04Abramo Bagnara // struct {} ObjCOneArgSelector; 4012577743c5650c646fb705df01403707e94f2df04Abramo Bagnara // struct {} ObjCMultiArgSelector; 4022577743c5650c646fb705df01403707e94f2df04Abramo Bagnara }; 4032577743c5650c646fb705df01403707e94f2df04Abramo Bagnara 4042577743c5650c646fb705df01403707e94f2df04Abramo Bagnara DeclarationNameLoc(DeclarationName Name); 4052577743c5650c646fb705df01403707e94f2df04Abramo Bagnara // FIXME: this should go away once all DNLocs are properly initialized. 4068f0889ce457db51d3af1eb1245bceee272d4dc7dTed Kremenek DeclarationNameLoc() { memset((void*) this, 0, sizeof(*this)); } 4072577743c5650c646fb705df01403707e94f2df04Abramo Bagnara}; // struct DeclarationNameLoc 4082577743c5650c646fb705df01403707e94f2df04Abramo Bagnara 4092577743c5650c646fb705df01403707e94f2df04Abramo Bagnara 4102577743c5650c646fb705df01403707e94f2df04Abramo Bagnara/// DeclarationNameInfo - A collector data type for bundling together 4112577743c5650c646fb705df01403707e94f2df04Abramo Bagnara/// a DeclarationName and the correspnding source/type location info. 4122577743c5650c646fb705df01403707e94f2df04Abramo Bagnarastruct DeclarationNameInfo { 4132577743c5650c646fb705df01403707e94f2df04Abramo Bagnaraprivate: 4142577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// Name - The declaration name, also encoding name kind. 4152577743c5650c646fb705df01403707e94f2df04Abramo Bagnara DeclarationName Name; 4162577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// Loc - The main source location for the declaration name. 4172577743c5650c646fb705df01403707e94f2df04Abramo Bagnara SourceLocation NameLoc; 4182577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// Info - Further source/type location info for special kinds of names. 4192577743c5650c646fb705df01403707e94f2df04Abramo Bagnara DeclarationNameLoc LocInfo; 4202577743c5650c646fb705df01403707e94f2df04Abramo Bagnara 4212577743c5650c646fb705df01403707e94f2df04Abramo Bagnarapublic: 4222577743c5650c646fb705df01403707e94f2df04Abramo Bagnara // FIXME: remove it. 4232577743c5650c646fb705df01403707e94f2df04Abramo Bagnara DeclarationNameInfo() {} 4242577743c5650c646fb705df01403707e94f2df04Abramo Bagnara 4252577743c5650c646fb705df01403707e94f2df04Abramo Bagnara DeclarationNameInfo(DeclarationName Name, SourceLocation NameLoc) 4262577743c5650c646fb705df01403707e94f2df04Abramo Bagnara : Name(Name), NameLoc(NameLoc), LocInfo(Name) {} 4272577743c5650c646fb705df01403707e94f2df04Abramo Bagnara 4282577743c5650c646fb705df01403707e94f2df04Abramo Bagnara DeclarationNameInfo(DeclarationName Name, SourceLocation NameLoc, 4292577743c5650c646fb705df01403707e94f2df04Abramo Bagnara DeclarationNameLoc LocInfo) 4302577743c5650c646fb705df01403707e94f2df04Abramo Bagnara : Name(Name), NameLoc(NameLoc), LocInfo(LocInfo) {} 4312577743c5650c646fb705df01403707e94f2df04Abramo Bagnara 4322577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// getName - Returns the embedded declaration name. 4332577743c5650c646fb705df01403707e94f2df04Abramo Bagnara DeclarationName getName() const { return Name; } 4342577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// setName - Sets the embedded declaration name. 4352577743c5650c646fb705df01403707e94f2df04Abramo Bagnara void setName(DeclarationName N) { Name = N; } 4362577743c5650c646fb705df01403707e94f2df04Abramo Bagnara 4372577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// getLoc - Returns the main location of the declaration name. 4382577743c5650c646fb705df01403707e94f2df04Abramo Bagnara SourceLocation getLoc() const { return NameLoc; } 4392577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// setLoc - Sets the main location of the declaration name. 4402577743c5650c646fb705df01403707e94f2df04Abramo Bagnara void setLoc(SourceLocation L) { NameLoc = L; } 4412577743c5650c646fb705df01403707e94f2df04Abramo Bagnara 4422577743c5650c646fb705df01403707e94f2df04Abramo Bagnara const DeclarationNameLoc &getInfo() const { return LocInfo; } 4432577743c5650c646fb705df01403707e94f2df04Abramo Bagnara DeclarationNameLoc &getInfo() { return LocInfo; } 4442577743c5650c646fb705df01403707e94f2df04Abramo Bagnara void setInfo(const DeclarationNameLoc &Info) { LocInfo = Info; } 4452577743c5650c646fb705df01403707e94f2df04Abramo Bagnara 4462577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// getNamedTypeInfo - Returns the source type info associated to 4472577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// the name. Assumes it is a constructor, destructor or conversion. 4482577743c5650c646fb705df01403707e94f2df04Abramo Bagnara TypeSourceInfo *getNamedTypeInfo() const { 4492577743c5650c646fb705df01403707e94f2df04Abramo Bagnara assert(Name.getNameKind() == DeclarationName::CXXConstructorName || 4502577743c5650c646fb705df01403707e94f2df04Abramo Bagnara Name.getNameKind() == DeclarationName::CXXDestructorName || 4512577743c5650c646fb705df01403707e94f2df04Abramo Bagnara Name.getNameKind() == DeclarationName::CXXConversionFunctionName); 4522577743c5650c646fb705df01403707e94f2df04Abramo Bagnara return LocInfo.NamedType.TInfo; 4532577743c5650c646fb705df01403707e94f2df04Abramo Bagnara } 4542577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// setNamedTypeInfo - Sets the source type info associated to 4552577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// the name. Assumes it is a constructor, destructor or conversion. 4562577743c5650c646fb705df01403707e94f2df04Abramo Bagnara void setNamedTypeInfo(TypeSourceInfo *TInfo) { 4572577743c5650c646fb705df01403707e94f2df04Abramo Bagnara assert(Name.getNameKind() == DeclarationName::CXXConstructorName || 4582577743c5650c646fb705df01403707e94f2df04Abramo Bagnara Name.getNameKind() == DeclarationName::CXXDestructorName || 4592577743c5650c646fb705df01403707e94f2df04Abramo Bagnara Name.getNameKind() == DeclarationName::CXXConversionFunctionName); 4602577743c5650c646fb705df01403707e94f2df04Abramo Bagnara LocInfo.NamedType.TInfo = TInfo; 4612577743c5650c646fb705df01403707e94f2df04Abramo Bagnara } 4622577743c5650c646fb705df01403707e94f2df04Abramo Bagnara 4632577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// getCXXOperatorNameRange - Gets the range of the operator name 4642577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// (without the operator keyword). Assumes it is a (non-literal) operator. 4652577743c5650c646fb705df01403707e94f2df04Abramo Bagnara SourceRange getCXXOperatorNameRange() const { 4662577743c5650c646fb705df01403707e94f2df04Abramo Bagnara assert(Name.getNameKind() == DeclarationName::CXXOperatorName); 4672577743c5650c646fb705df01403707e94f2df04Abramo Bagnara return SourceRange( 4682577743c5650c646fb705df01403707e94f2df04Abramo Bagnara SourceLocation::getFromRawEncoding(LocInfo.CXXOperatorName.BeginOpNameLoc), 4692577743c5650c646fb705df01403707e94f2df04Abramo Bagnara SourceLocation::getFromRawEncoding(LocInfo.CXXOperatorName.EndOpNameLoc) 4702577743c5650c646fb705df01403707e94f2df04Abramo Bagnara ); 4712577743c5650c646fb705df01403707e94f2df04Abramo Bagnara } 4722577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// setCXXOperatorNameRange - Sets the range of the operator name 4732577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// (without the operator keyword). Assumes it is a C++ operator. 4742577743c5650c646fb705df01403707e94f2df04Abramo Bagnara void setCXXOperatorNameRange(SourceRange R) { 4752577743c5650c646fb705df01403707e94f2df04Abramo Bagnara assert(Name.getNameKind() == DeclarationName::CXXOperatorName); 4762577743c5650c646fb705df01403707e94f2df04Abramo Bagnara LocInfo.CXXOperatorName.BeginOpNameLoc = R.getBegin().getRawEncoding(); 4772577743c5650c646fb705df01403707e94f2df04Abramo Bagnara LocInfo.CXXOperatorName.EndOpNameLoc = R.getEnd().getRawEncoding(); 4782577743c5650c646fb705df01403707e94f2df04Abramo Bagnara } 4792577743c5650c646fb705df01403707e94f2df04Abramo Bagnara 4802577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// getCXXLiteralOperatorNameLoc - Returns the location of the literal 4812577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// operator name (not the operator keyword). 4822577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// Assumes it is a literal operator. 4832577743c5650c646fb705df01403707e94f2df04Abramo Bagnara SourceLocation getCXXLiteralOperatorNameLoc() const { 4842577743c5650c646fb705df01403707e94f2df04Abramo Bagnara assert(Name.getNameKind() == DeclarationName::CXXLiteralOperatorName); 4852577743c5650c646fb705df01403707e94f2df04Abramo Bagnara return SourceLocation:: 4862577743c5650c646fb705df01403707e94f2df04Abramo Bagnara getFromRawEncoding(LocInfo.CXXLiteralOperatorName.OpNameLoc); 4872577743c5650c646fb705df01403707e94f2df04Abramo Bagnara } 4882577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// setCXXLiteralOperatorNameLoc - Sets the location of the literal 4892577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// operator name (not the operator keyword). 4902577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// Assumes it is a literal operator. 4912577743c5650c646fb705df01403707e94f2df04Abramo Bagnara void setCXXLiteralOperatorNameLoc(SourceLocation Loc) { 4922577743c5650c646fb705df01403707e94f2df04Abramo Bagnara assert(Name.getNameKind() == DeclarationName::CXXLiteralOperatorName); 4932577743c5650c646fb705df01403707e94f2df04Abramo Bagnara LocInfo.CXXLiteralOperatorName.OpNameLoc = Loc.getRawEncoding(); 4942577743c5650c646fb705df01403707e94f2df04Abramo Bagnara } 4952577743c5650c646fb705df01403707e94f2df04Abramo Bagnara 496561f81243f665cf2001caadc45df505f826b72d6Douglas Gregor /// \brief Determine whether this name involves a template parameter. 497561f81243f665cf2001caadc45df505f826b72d6Douglas Gregor bool isInstantiationDependent() const; 498561f81243f665cf2001caadc45df505f826b72d6Douglas Gregor 499bebbe0d9b7568ce43a464286bee49429489ef483Douglas Gregor /// \brief Determine whether this name contains an unexpanded 500bebbe0d9b7568ce43a464286bee49429489ef483Douglas Gregor /// parameter pack. 501bebbe0d9b7568ce43a464286bee49429489ef483Douglas Gregor bool containsUnexpandedParameterPack() const; 502bebbe0d9b7568ce43a464286bee49429489ef483Douglas Gregor 5032577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// getAsString - Retrieve the human-readable string for this name. 5042577743c5650c646fb705df01403707e94f2df04Abramo Bagnara std::string getAsString() const; 5052577743c5650c646fb705df01403707e94f2df04Abramo Bagnara 5062577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// printName - Print the human-readable name to a stream. 5078cc488fefb2fb04bc8d5398da29f0182f97934cfChris Lattner void printName(raw_ostream &OS) const; 5082577743c5650c646fb705df01403707e94f2df04Abramo Bagnara 5092577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// getBeginLoc - Retrieve the location of the first token. 5102577743c5650c646fb705df01403707e94f2df04Abramo Bagnara SourceLocation getBeginLoc() const { return NameLoc; } 5112577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// getEndLoc - Retrieve the location of the last token. 5122577743c5650c646fb705df01403707e94f2df04Abramo Bagnara SourceLocation getEndLoc() const; 5132577743c5650c646fb705df01403707e94f2df04Abramo Bagnara /// getSourceRange - The range of the declaration name. 514aa49a7d70e58dac2aeb40664ba16d2ea571b8c95Daniel Dunbar SourceRange getSourceRange() const LLVM_READONLY { 51546e75477bd24a703da11d354587c9bea69d6888fArgyrios Kyrtzidis SourceLocation BeginLoc = getBeginLoc(); 51646e75477bd24a703da11d354587c9bea69d6888fArgyrios Kyrtzidis SourceLocation EndLoc = getEndLoc(); 51746e75477bd24a703da11d354587c9bea69d6888fArgyrios Kyrtzidis return SourceRange(BeginLoc, EndLoc.isValid() ? EndLoc : BeginLoc); 5182577743c5650c646fb705df01403707e94f2df04Abramo Bagnara } 519aa49a7d70e58dac2aeb40664ba16d2ea571b8c95Daniel Dunbar SourceLocation getLocStart() const LLVM_READONLY { 520406dac0027de79d809366bcb070dc69c560903c3Daniel Dunbar return getBeginLoc(); 521406dac0027de79d809366bcb070dc69c560903c3Daniel Dunbar } 522aa49a7d70e58dac2aeb40664ba16d2ea571b8c95Daniel Dunbar SourceLocation getLocEnd() const LLVM_READONLY { 523406dac0027de79d809366bcb070dc69c560903c3Daniel Dunbar SourceLocation EndLoc = getEndLoc(); 524406dac0027de79d809366bcb070dc69c560903c3Daniel Dunbar return EndLoc.isValid() ? EndLoc : getLocStart(); 525406dac0027de79d809366bcb070dc69c560903c3Daniel Dunbar } 5262577743c5650c646fb705df01403707e94f2df04Abramo Bagnara}; 5272577743c5650c646fb705df01403707e94f2df04Abramo Bagnara 528011bb4edf731d529da1cbf71c7c2696aaf5a054fChris Lattner/// Insertion operator for diagnostics. This allows sending DeclarationName's 529011bb4edf731d529da1cbf71c7c2696aaf5a054fChris Lattner/// into a diagnostic with <<. 530d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin Kramerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 531d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin Kramer DeclarationName N) { 532d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin Kramer DB.AddTaggedVal(N.getAsOpaqueInteger(), 533d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin Kramer DiagnosticsEngine::ak_declarationname); 534d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin Kramer return DB; 535d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin Kramer} 5361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 537d5a423b279e787e9fdd8309fe52cb515388c54eaDouglas Gregor/// Insertion operator for partial diagnostics. This allows binding 538d5a423b279e787e9fdd8309fe52cb515388c54eaDouglas Gregor/// DeclarationName's into a partial diagnostic with <<. 539d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin Kramerinline const PartialDiagnostic &operator<<(const PartialDiagnostic &PD, 540d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin Kramer DeclarationName N) { 541d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin Kramer PD.AddTaggedVal(N.getAsOpaqueInteger(), 542d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin Kramer DiagnosticsEngine::ak_declarationname); 543d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin Kramer return PD; 544d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin Kramer} 54547c24b1d94f446c43e3a64732867eabed7d9c961Chandler Carruth 5468cc488fefb2fb04bc8d5398da29f0182f97934cfChris Lattnerinline raw_ostream &operator<<(raw_ostream &OS, 547d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin Kramer DeclarationNameInfo DNInfo) { 5482577743c5650c646fb705df01403707e94f2df04Abramo Bagnara DNInfo.printName(OS); 5492577743c5650c646fb705df01403707e94f2df04Abramo Bagnara return OS; 5502577743c5650c646fb705df01403707e94f2df04Abramo Bagnara} 5512577743c5650c646fb705df01403707e94f2df04Abramo Bagnara 5522e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor} // end namespace clang 5532e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 5542e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregornamespace llvm { 5552e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// Define DenseMapInfo so that DeclarationNames can be used as keys 5562e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor/// in DenseMap and DenseSets. 5572e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregortemplate<> 5582e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregorstruct DenseMapInfo<clang::DeclarationName> { 5592e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor static inline clang::DeclarationName getEmptyKey() { 5602e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor return clang::DeclarationName::getEmptyMarker(); 5612e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor } 5622e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 5632e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor static inline clang::DeclarationName getTombstoneKey() { 5642e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor return clang::DeclarationName::getTombstoneMarker(); 5652e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor } 5662e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 5672e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor static unsigned getHashValue(clang::DeclarationName); 5682e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 5691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static inline bool 5702e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor isEqual(clang::DeclarationName LHS, clang::DeclarationName RHS) { 5712e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor return LHS == RHS; 5722e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor } 5732e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor}; 5742e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 57506159e878569e5f39bf0e8f11b84ac3ad0970597Chris Lattnertemplate <> 57606159e878569e5f39bf0e8f11b84ac3ad0970597Chris Lattnerstruct isPodLike<clang::DeclarationName> { static const bool value = true; }; 57706159e878569e5f39bf0e8f11b84ac3ad0970597Chris Lattner 5782e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor} // end namespace llvm 5792e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor 5802e1cd4264d363ca869bf37ef160902f211d21b8cDouglas Gregor#endif 581