ItaniumMangle.cpp revision c4850c2aa4c281a352e228aafc51fb1e30dcad02
114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne//===--- ItaniumMangle.cpp - Itanium C++ Name Mangling ----------*- C++ -*-===// 25f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor// 35f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor// The LLVM Compiler Infrastructure 45f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor// 55f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor// This file is distributed under the University of Illinois Open Source 65f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor// License. See LICENSE.TXT for details. 75f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor// 85f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor//===----------------------------------------------------------------------===// 95f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor// 105f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor// Implements C++ name mangling according to the Itanium C++ ABI, 115f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor// which is used in GCC 3.2 and newer (and many compilers that are 125f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor// ABI-compatible with GCC): 135f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor// 145f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor// http://www.codesourcery.com/public/cxx-abi/abi.html 155f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor// 165f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor//===----------------------------------------------------------------------===// 1714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne#include "clang/AST/Mangle.h" 185f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor#include "clang/AST/ASTContext.h" 195f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor#include "clang/AST/Decl.h" 205f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor#include "clang/AST/DeclCXX.h" 21a40c5e4f6969c6e9c980e7506b6f0a9477808645Anders Carlsson#include "clang/AST/DeclObjC.h" 227a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson#include "clang/AST/DeclTemplate.h" 2350755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson#include "clang/AST/ExprCXX.h" 2414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne#include "clang/Basic/ABI.h" 256ec3668a2608b63473207319f5ceff9bbd22ea51Douglas Gregor#include "clang/Basic/SourceManager.h" 26c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson#include "llvm/ADT/StringExtras.h" 275f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor#include "llvm/Support/raw_ostream.h" 28efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#include "llvm/Support/ErrorHandling.h" 29f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson 30f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson#define MANGLE_CHECKER 0 31f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson 32f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson#if MANGLE_CHECKER 33f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson#include <cxxabi.h> 34f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson#endif 35f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson 365f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorusing namespace clang; 37685b1d9e0d019c4ca2a2742cca287367af3d01e6Charles Davis 385f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregornamespace { 39570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian 4082b7d7bc723051d8db4e21883e9072fe3ad99305John McCallstatic const CXXRecordDecl *GetLocalClassDecl(const NamedDecl *ND) { 4182b7d7bc723051d8db4e21883e9072fe3ad99305John McCall const DeclContext *DC = dyn_cast<DeclContext>(ND); 4282b7d7bc723051d8db4e21883e9072fe3ad99305John McCall if (!DC) 4382b7d7bc723051d8db4e21883e9072fe3ad99305John McCall DC = ND->getDeclContext(); 4482b7d7bc723051d8db4e21883e9072fe3ad99305John McCall while (!DC->isNamespace() && !DC->isTranslationUnit()) { 4582b7d7bc723051d8db4e21883e9072fe3ad99305John McCall if (isa<FunctionDecl>(DC->getParent())) 4682b7d7bc723051d8db4e21883e9072fe3ad99305John McCall return dyn_cast<CXXRecordDecl>(DC); 4782b7d7bc723051d8db4e21883e9072fe3ad99305John McCall DC = DC->getParent(); 48570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian } 49570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian return 0; 50570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian} 51570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian 527e120030a07ad8c4365526b1c5cd22a641297635Anders Carlssonstatic const CXXMethodDecl *getStructor(const CXXMethodDecl *MD) { 537e120030a07ad8c4365526b1c5cd22a641297635Anders Carlsson assert((isa<CXXConstructorDecl>(MD) || isa<CXXDestructorDecl>(MD)) && 547e120030a07ad8c4365526b1c5cd22a641297635Anders Carlsson "Passed in decl is not a ctor or dtor!"); 55193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 567e120030a07ad8c4365526b1c5cd22a641297635Anders Carlsson if (const TemplateDecl *TD = MD->getPrimaryTemplate()) { 577e120030a07ad8c4365526b1c5cd22a641297635Anders Carlsson MD = cast<CXXMethodDecl>(TD->getTemplatedDecl()); 587e120030a07ad8c4365526b1c5cd22a641297635Anders Carlsson 597e120030a07ad8c4365526b1c5cd22a641297635Anders Carlsson assert((isa<CXXConstructorDecl>(MD) || isa<CXXDestructorDecl>(MD)) && 607e120030a07ad8c4365526b1c5cd22a641297635Anders Carlsson "Templated decl is not a ctor or dtor!"); 617e120030a07ad8c4365526b1c5cd22a641297635Anders Carlsson } 62193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 637e120030a07ad8c4365526b1c5cd22a641297635Anders Carlsson return MD; 647e120030a07ad8c4365526b1c5cd22a641297635Anders Carlsson} 651dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 661dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCallstatic const unsigned UnknownArity = ~0U; 67193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 6814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourneclass ItaniumMangleContext : public MangleContext { 6914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne llvm::DenseMap<const TagDecl *, uint64_t> AnonStructIds; 7014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne unsigned Discriminator; 7114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne llvm::DenseMap<const NamedDecl*, unsigned> Uniquifier; 7214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 7314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournepublic: 7414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne explicit ItaniumMangleContext(ASTContext &Context, 7514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne Diagnostic &Diags) 7614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne : MangleContext(Context, Diags) { } 7714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 7814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne uint64_t getAnonymousStructId(const TagDecl *TD) { 7914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne std::pair<llvm::DenseMap<const TagDecl *, 8014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne uint64_t>::iterator, bool> Result = 8114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne AnonStructIds.insert(std::make_pair(TD, AnonStructIds.size())); 8214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne return Result.first->second; 8314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne } 8414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 8514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void startNewFunction() { 8614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne MangleContext::startNewFunction(); 8714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne mangleInitDiscriminator(); 8814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne } 8914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 9014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne /// @name Mangler Entry Points 9114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne /// @{ 9214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 9314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne bool shouldMangleDeclName(const NamedDecl *D); 94c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola void mangleName(const NamedDecl *D, llvm::raw_svector_ostream &); 9514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleThunk(const CXXMethodDecl *MD, 9614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const ThunkInfo &Thunk, 9714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne llvm::SmallVectorImpl<char> &); 9814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXDtorThunk(const CXXDestructorDecl *DD, CXXDtorType Type, 9914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const ThisAdjustment &ThisAdjustment, 10014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne llvm::SmallVectorImpl<char> &); 10114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleReferenceTemporary(const VarDecl *D, 10214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne llvm::SmallVectorImpl<char> &); 10314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXVTable(const CXXRecordDecl *RD, 10414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne llvm::SmallVectorImpl<char> &); 10514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXVTT(const CXXRecordDecl *RD, 10614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne llvm::SmallVectorImpl<char> &); 10714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXCtorVTable(const CXXRecordDecl *RD, int64_t Offset, 10814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const CXXRecordDecl *Type, 10914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne llvm::SmallVectorImpl<char> &); 11014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXRTTI(QualType T, llvm::SmallVectorImpl<char> &); 11114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXRTTIName(QualType T, llvm::SmallVectorImpl<char> &); 11214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXCtor(const CXXConstructorDecl *D, CXXCtorType Type, 113c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola llvm::raw_svector_ostream &); 11414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXDtor(const CXXDestructorDecl *D, CXXDtorType Type, 115c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola llvm::raw_svector_ostream &); 11614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 11714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleItaniumGuardVariable(const VarDecl *D, 11814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne llvm::SmallVectorImpl<char> &); 11914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 12014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleInitDiscriminator() { 12114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne Discriminator = 0; 12214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne } 12314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 12414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne bool getNextDiscriminator(const NamedDecl *ND, unsigned &disc) { 12514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne unsigned &discriminator = Uniquifier[ND]; 12614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne if (!discriminator) 12714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne discriminator = ++Discriminator; 12814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne if (discriminator == 1) 12914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne return false; 13014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne disc = discriminator-2; 13114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne return true; 13214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne } 13314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne /// @} 13414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne}; 13514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 1361b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// CXXNameMangler - Manage the mangling of a single name. 137c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbarclass CXXNameMangler { 13814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne ItaniumMangleContext &Context; 139c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola llvm::raw_svector_ostream &Out; 1405f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1411b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar const CXXMethodDecl *Structor; 1421b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar unsigned StructorType; 143193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 1449d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson /// SeqID - The next subsitution sequence number. 1459d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson unsigned SeqID; 1469d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson 1471b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar llvm::DenseMap<uintptr_t, unsigned> Substitutions; 1483c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 1491dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall ASTContext &getASTContext() const { return Context.getASTContext(); } 1501dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 151c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbarpublic: 152c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler(ItaniumMangleContext &C, llvm::raw_svector_ostream &Out_) 153c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola : Context(C), Out(Out_), Structor(0), StructorType(0), SeqID(0) { } 154c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler(ItaniumMangleContext &C, llvm::raw_svector_ostream &Out_, 15577939c995da4ec0ed6c7e5bc8afa901d8cea9001Daniel Dunbar const CXXConstructorDecl *D, CXXCtorType Type) 156c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola : Context(C), Out(Out_), Structor(getStructor(D)), StructorType(Type), 1579d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson SeqID(0) { } 158c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler(ItaniumMangleContext &C, llvm::raw_svector_ostream &Out_, 15977939c995da4ec0ed6c7e5bc8afa901d8cea9001Daniel Dunbar const CXXDestructorDecl *D, CXXDtorType Type) 160c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola : Context(C), Out(Out_), Structor(getStructor(D)), StructorType(Type), 1619d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson SeqID(0) { } 1623ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson 163f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson#if MANGLE_CHECKER 164f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson ~CXXNameMangler() { 165f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson if (Out.str()[0] == '\01') 166f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson return; 167193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 168f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson int status = 0; 169f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson char *result = abi::__cxa_demangle(Out.str().str().c_str(), 0, 0, &status); 170f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson assert(status == 0 && "Could not demangle mangled name!"); 171f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson free(result); 172f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson } 173f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson#endif 174c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar llvm::raw_svector_ostream &getStream() { return Out; } 175c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar 1767e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar void mangle(const NamedDecl *D, llvm::StringRef Prefix = "_Z"); 17719879c98d964bc67442618510af04e3457219780Anders Carlsson void mangleCallOffset(int64_t NonVirtual, int64_t Virtual); 1780512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall void mangleNumber(const llvm::APSInt &I); 179a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson void mangleNumber(int64_t Number); 1800512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall void mangleFloat(const llvm::APFloat &F); 181c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar void mangleFunctionEncoding(const FunctionDecl *FD); 182c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar void mangleName(const NamedDecl *ND); 183c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar void mangleType(QualType T); 1841b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor void mangleNameOrStandardSubstitution(const NamedDecl *ND); 1851b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor 186c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbarprivate: 1871b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar bool mangleSubstitution(const NamedDecl *ND); 1881b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar bool mangleSubstitution(QualType T); 1891e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor bool mangleSubstitution(TemplateName Template); 1901b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar bool mangleSubstitution(uintptr_t Ptr); 1913c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 1921b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar bool mangleStandardSubstitution(const NamedDecl *ND); 193433d1374409a8eeaa4b0975fa187a542d5e40c23Anders Carlsson 1941b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void addSubstitution(const NamedDecl *ND) { 1951b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar ND = cast<NamedDecl>(ND->getCanonicalDecl()); 196efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1971b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar addSubstitution(reinterpret_cast<uintptr_t>(ND)); 1981b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar } 1991b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void addSubstitution(QualType T); 2001e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor void addSubstitution(TemplateName Template); 2011b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void addSubstitution(uintptr_t Ptr); 2021b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar 2031dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall void mangleUnresolvedScope(NestedNameSpecifier *Qualifier); 2041dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall void mangleUnresolvedName(NestedNameSpecifier *Qualifier, 2051dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall DeclarationName Name, 2061dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned KnownArity = UnknownArity); 2071dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 2081b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleName(const TemplateDecl *TD, 2091b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar const TemplateArgument *TemplateArgs, 2101b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar unsigned NumTemplateArgs); 2111dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall void mangleUnqualifiedName(const NamedDecl *ND) { 2121dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleUnqualifiedName(ND, ND->getDeclName(), UnknownArity); 2131dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 2141dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall void mangleUnqualifiedName(const NamedDecl *ND, DeclarationName Name, 2151dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned KnownArity); 2161b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleUnscopedName(const NamedDecl *ND); 2171b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleUnscopedTemplateName(const TemplateDecl *ND); 2181e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor void mangleUnscopedTemplateName(TemplateName); 2191b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleSourceName(const IdentifierInfo *II); 2201b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleLocalName(const NamedDecl *ND); 221570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian void mangleNestedName(const NamedDecl *ND, const DeclContext *DC, 222570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian bool NoFunction=false); 2231b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleNestedName(const TemplateDecl *TD, 2241b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar const TemplateArgument *TemplateArgs, 2251b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar unsigned NumTemplateArgs); 226570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian void manglePrefix(const DeclContext *DC, bool NoFunction=false); 2271b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleTemplatePrefix(const TemplateDecl *ND); 22820f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor void mangleTemplatePrefix(TemplateName Template); 2291b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleOperatorName(OverloadedOperatorKind OO, unsigned Arity); 2301b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleQualifiers(Qualifiers Quals); 2310a9a6d68979619a621fedc5089674487f720f765Douglas Gregor void mangleRefQualifier(RefQualifierKind RefQualifier); 2321b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar 2337b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlsson void mangleObjCMethodName(const ObjCMethodDecl *MD); 234193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 2351b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar // Declare manglers for every type class. 236efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define ABSTRACT_TYPE(CLASS, PARENT) 237efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define NON_CANONICAL_TYPE(CLASS, PARENT) 238efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define TYPE(CLASS, PARENT) void mangleType(const CLASS##Type *T); 239efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#include "clang/AST/TypeNodes.def" 240efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 2411b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleType(const TagType*); 242b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall void mangleType(TemplateName); 2431b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleBareFunctionType(const FunctionType *T, 2441b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar bool MangleReturnType); 24557147a8615bca96e067975fe931baf5d741876a4Bob Wilson void mangleNeonVectorType(const VectorType *T); 246e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson 247e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson void mangleIntegerLiteral(QualType T, const llvm::APSInt &Value); 2482f27bf854f0519810b34afd209089cc75536b757John McCall void mangleMemberExpr(const Expr *Base, bool IsArrow, 2492f27bf854f0519810b34afd209089cc75536b757John McCall NestedNameSpecifier *Qualifier, 2502f27bf854f0519810b34afd209089cc75536b757John McCall DeclarationName Name, 2512f27bf854f0519810b34afd209089cc75536b757John McCall unsigned KnownArity); 2525e1e89b8af283af34943a477dc6378f1a641df26John McCall void mangleExpression(const Expr *E, unsigned Arity = UnknownArity); 2531b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleCXXCtorType(CXXCtorType T); 2541b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleCXXDtorType(CXXDtorType T); 2551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2566dbce19fdae4cfae4eb5f826284978e723a04e61John McCall void mangleTemplateArgs(const ExplicitTemplateArgumentList &TemplateArgs); 25720f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor void mangleTemplateArgs(TemplateName Template, 25820f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor const TemplateArgument *TemplateArgs, 259c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt unsigned NumTemplateArgs); 260d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola void mangleTemplateArgs(const TemplateParameterList &PL, 261d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const TemplateArgument *TemplateArgs, 2621b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar unsigned NumTemplateArgs); 263d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola void mangleTemplateArgs(const TemplateParameterList &PL, 264d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const TemplateArgumentList &AL); 265d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola void mangleTemplateArg(const NamedDecl *P, const TemplateArgument &A); 2663c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2671b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleTemplateParameter(unsigned Index); 2681b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar}; 26914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 2705f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 2715f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 27243f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlssonstatic bool isInCLinkageSpecification(const Decl *D) { 273457e2815d43fa68f7ff7cd2f7e9d1bf7b6fdc653Douglas Gregor D = D->getCanonicalDecl(); 2741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (const DeclContext *DC = D->getDeclContext(); 27543f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson !DC->isTranslationUnit(); DC = DC->getParent()) { 2761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (const LinkageSpecDecl *Linkage = dyn_cast<LinkageSpecDecl>(DC)) 27743f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson return Linkage->getLanguage() == LinkageSpecDecl::lang_c; 278ca3f25c1fb9bbf0d807985baee460670b7f195b4Chris Lattner } 2791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 28043f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson return false; 28143f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson} 2825f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 28314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournebool ItaniumMangleContext::shouldMangleDeclName(const NamedDecl *D) { 284f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar // In C, functions with no attributes never need to be mangled. Fastpath them. 285f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar if (!getASTContext().getLangOptions().CPlusPlus && !D->hasAttrs()) 286f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return false; 287f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar 288f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar // Any decl can be declared with __asm("foo") on it, and this takes precedence 289f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar // over all other naming in the .o file. 290f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar if (D->hasAttr<AsmLabelAttr>()) 291f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return true; 292f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar 293141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // Clang's "overloadable" attribute extension to C/C++ implies name mangling 294a1e1622d1549c470acc999c4399456863e58a011Anders Carlsson // (always) as does passing a C++ member function and a function 295a1e1622d1549c470acc999c4399456863e58a011Anders Carlsson // whose name is not a simple identifier. 296f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar const FunctionDecl *FD = dyn_cast<FunctionDecl>(D); 297f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar if (FD && (FD->hasAttr<OverloadableAttr>() || isa<CXXMethodDecl>(FD) || 298f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar !FD->getDeclName().isIdentifier())) 299f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return true; 3001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 301f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar // Otherwise, no mangling is done outside C++ mode. 302f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar if (!getASTContext().getLangOptions().CPlusPlus) 303f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return false; 3041eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 30531455256ae26cc7069111643ec4429ea564377daSean Hunt // Variables at global scope with non-internal linkage are not mangled 3067facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman if (!FD) { 3077facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman const DeclContext *DC = D->getDeclContext(); 3087facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman // Check for extern variable declared locally. 309e81c5619f11e1ececf99ff30d15e5abfb6ea0c28Fariborz Jahanian if (DC->isFunctionOrMethod() && D->hasLinkage()) 3107facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman while (!DC->isNamespace() && !DC->isTranslationUnit()) 3117facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman DC = DC->getParent(); 3120b6bc8bd7a1d2a7d7478d13d78cff94cacad61fcDouglas Gregor if (DC->isTranslationUnit() && D->getLinkage() != InternalLinkage) 3137facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman return false; 3147facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman } 3157facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman 316c00cb6409307846a9bbcd86d307a1a91aab659d0Eli Friedman // Class members are always mangled. 317c00cb6409307846a9bbcd86d307a1a91aab659d0Eli Friedman if (D->getDeclContext()->isRecord()) 318c00cb6409307846a9bbcd86d307a1a91aab659d0Eli Friedman return true; 319c00cb6409307846a9bbcd86d307a1a91aab659d0Eli Friedman 3207facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman // C functions and "main" are not mangled. 3217facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman if ((FD && FD->isMain()) || isInCLinkageSpecification(D)) 322f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return false; 3235f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 324bc7a0299e4b9d6f669726976d00a08f47f03aa3fChris Lattner return true; 3255f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 3265f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 3277e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbarvoid CXXNameMangler::mangle(const NamedDecl *D, llvm::StringRef Prefix) { 328141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // Any decl can be declared with __asm("foo") on it, and this takes precedence 329141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // over all other naming in the .o file. 33040b598eea1310ec9ed554d56ce3e25b34c585458Argyrios Kyrtzidis if (const AsmLabelAttr *ALA = D->getAttr<AsmLabelAttr>()) { 33143f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson // If we have an asm name, then we use it as the mangling. 33243f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson Out << '\01'; // LLVM IR Marker for __asm("foo") 33343f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson Out << ALA->getLabel(); 334f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return; 33543f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson } 3361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 33731455256ae26cc7069111643ec4429ea564377daSean Hunt // <mangled-name> ::= _Z <encoding> 33843f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson // ::= <data name> 33943f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson // ::= <special-name> 3407e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar Out << Prefix; 3417e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) 342f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar mangleFunctionEncoding(FD); 343d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola else if (const VarDecl *VD = dyn_cast<VarDecl>(D)) 344d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleName(VD); 3457e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar else 346d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleName(cast<FieldDecl>(D)); 34743f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson} 34843f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson 3495f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleFunctionEncoding(const FunctionDecl *FD) { 3505f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <encoding> ::= <function name> <bare-function-type> 3515f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor mangleName(FD); 3521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3537e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // Don't mangle in the type if this isn't a decl we should typically mangle. 3547e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar if (!Context.shouldMangleDeclName(FD)) 3557e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar return; 3567e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar 357141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // Whether the mangling of a function type includes the return type depends on 358141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // the context and the nature of the function. The rules for deciding whether 359141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // the return type is included are: 3601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // 3611fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 1. Template functions (names or types) have return types encoded, with 3621fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // the exceptions listed below. 3631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // 2. Function types not appearing as part of a function name mangling, 3641fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // e.g. parameters, pointer types, etc., have return type encoded, with the 3651fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // exceptions listed below. 3661fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 3. Non-template function names do not have return types encoded. 3671fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 368141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // The exceptions mentioned in (1) and (2) above, for which the return type is 369141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // never included, are 3701fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 1. Constructors. 3711fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 2. Destructors. 3721fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 3. Conversion operator functions, e.g. operator int. 3731fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor bool MangleReturnType = false; 3749234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson if (FunctionTemplateDecl *PrimaryTemplate = FD->getPrimaryTemplate()) { 3759234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson if (!(isa<CXXConstructorDecl>(FD) || isa<CXXDestructorDecl>(FD) || 3769234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson isa<CXXConversionDecl>(FD))) 3779234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson MangleReturnType = true; 3783c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 3799234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson // Mangle the type of the primary template. 3809234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson FD = PrimaryTemplate->getTemplatedDecl(); 3819234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson } 3829234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson 38354e14c4db764c0636160d26c5bbf491637c83a76John McCall // Do the canonicalization out here because parameter types can 38454e14c4db764c0636160d26c5bbf491637c83a76John McCall // undergo additional canonicalization (e.g. array decay). 385f4c7371fb1d3cebcfb40abad4537bb82515704eaJohn McCall const FunctionType *FT 386f4c7371fb1d3cebcfb40abad4537bb82515704eaJohn McCall = cast<FunctionType>(Context.getASTContext() 38754e14c4db764c0636160d26c5bbf491637c83a76John McCall .getCanonicalType(FD->getType())); 38854e14c4db764c0636160d26c5bbf491637c83a76John McCall 38954e14c4db764c0636160d26c5bbf491637c83a76John McCall mangleBareFunctionType(FT, MangleReturnType); 3905f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 3915f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 39247846d2b4c19972e57563bb05a777748939bfb47Anders Carlssonstatic const DeclContext *IgnoreLinkageSpecDecls(const DeclContext *DC) { 39347846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson while (isa<LinkageSpecDecl>(DC)) { 39447846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson DC = DC->getParent(); 39547846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson } 396193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 39747846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson return DC; 39847846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson} 39947846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson 400c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson/// isStd - Return whether a given namespace is the 'std' namespace. 401c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlssonstatic bool isStd(const NamespaceDecl *NS) { 402c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson if (!IgnoreLinkageSpecDecls(NS->getParent())->isTranslationUnit()) 403c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson return false; 404c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson 405c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson const IdentifierInfo *II = NS->getOriginalNamespace()->getIdentifier(); 406c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson return II && II->isStr("std"); 407c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson} 408c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson 40947846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson// isStdNamespace - Return whether a given decl context is a toplevel 'std' 41047846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson// namespace. 4111308af913ecd176341caa506d8dfb637e1b25486Daniel Dunbarstatic bool isStdNamespace(const DeclContext *DC) { 41247846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson if (!DC->isNamespace()) 41347846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson return false; 414193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 41547846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson return isStd(cast<NamespaceDecl>(DC)); 4161308af913ecd176341caa506d8dfb637e1b25486Daniel Dunbar} 4171308af913ecd176341caa506d8dfb637e1b25486Daniel Dunbar 418bb36ba488b7c6185546f8696447530ebfd296df7Anders Carlssonstatic const TemplateDecl * 419bb36ba488b7c6185546f8696447530ebfd296df7Anders CarlssonisTemplate(const NamedDecl *ND, const TemplateArgumentList *&TemplateArgs) { 4202744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson // Check if we have a function template. 4212744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(ND)){ 422bb36ba488b7c6185546f8696447530ebfd296df7Anders Carlsson if (const TemplateDecl *TD = FD->getPrimaryTemplate()) { 4232744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson TemplateArgs = FD->getTemplateSpecializationArgs(); 424bb36ba488b7c6185546f8696447530ebfd296df7Anders Carlsson return TD; 4252744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson } 4262744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson } 4272744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson 428eafc6dcf670070812a99fcc6db21945a786d9829Anders Carlsson // Check if we have a class template. 429eafc6dcf670070812a99fcc6db21945a786d9829Anders Carlsson if (const ClassTemplateSpecializationDecl *Spec = 430eafc6dcf670070812a99fcc6db21945a786d9829Anders Carlsson dyn_cast<ClassTemplateSpecializationDecl>(ND)) { 431eafc6dcf670070812a99fcc6db21945a786d9829Anders Carlsson TemplateArgs = &Spec->getTemplateArgs(); 432bb36ba488b7c6185546f8696447530ebfd296df7Anders Carlsson return Spec->getSpecializedTemplate(); 433eafc6dcf670070812a99fcc6db21945a786d9829Anders Carlsson } 4343c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 4352744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson return 0; 4362744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson} 4372744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson 4385f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleName(const NamedDecl *ND) { 4395f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <name> ::= <nested-name> 4405f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= <unscoped-name> 4415f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= <unscoped-template-name> <template-args> 442201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson // ::= <local-name> 4435f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // 444d58d6f778de936516d8815783f2e88348c41dce4Anders Carlsson const DeclContext *DC = ND->getDeclContext(); 445193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 4467facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman // If this is an extern variable declared locally, the relevant DeclContext 4477facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman // is that of the containing namespace, or the translation unit. 4487facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman if (isa<FunctionDecl>(DC) && ND->hasLinkage()) 4497facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman while (!DC->isNamespace() && !DC->isTranslationUnit()) 4507facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman DC = DC->getParent(); 45182b7d7bc723051d8db4e21883e9072fe3ad99305John McCall else if (GetLocalClassDecl(ND)) { 45282b7d7bc723051d8db4e21883e9072fe3ad99305John McCall mangleLocalName(ND); 45382b7d7bc723051d8db4e21883e9072fe3ad99305John McCall return; 45482b7d7bc723051d8db4e21883e9072fe3ad99305John McCall } 4557facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman 4565cc58c6cfe4a6378287dbf92f9b1a23e133a6118Anders Carlsson while (isa<LinkageSpecDecl>(DC)) 457d58d6f778de936516d8815783f2e88348c41dce4Anders Carlsson DC = DC->getParent(); 4583c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 459d58d6f778de936516d8815783f2e88348c41dce4Anders Carlsson if (DC->isTranslationUnit() || isStdNamespace(DC)) { 4602744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson // Check if we have a template. 4612744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson const TemplateArgumentList *TemplateArgs = 0; 4620fa6df440023a95d8b47c79111e8613fc29f723bAnders Carlsson if (const TemplateDecl *TD = isTemplate(ND, TemplateArgs)) { 4632744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson mangleUnscopedTemplateName(TD); 464d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola TemplateParameterList *TemplateParameters = TD->getTemplateParameters(); 465d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArgs(*TemplateParameters, *TemplateArgs); 4662744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson return; 4677482e247163978792654ca1a99913e19dd507e0aAnders Carlsson } 4687482e247163978792654ca1a99913e19dd507e0aAnders Carlsson 4697482e247163978792654ca1a99913e19dd507e0aAnders Carlsson mangleUnscopedName(ND); 4707482e247163978792654ca1a99913e19dd507e0aAnders Carlsson return; 4717482e247163978792654ca1a99913e19dd507e0aAnders Carlsson } 4723c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 4737b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlsson if (isa<FunctionDecl>(DC) || isa<ObjCMethodDecl>(DC)) { 4741b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson mangleLocalName(ND); 4757482e247163978792654ca1a99913e19dd507e0aAnders Carlsson return; 4767482e247163978792654ca1a99913e19dd507e0aAnders Carlsson } 4773c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 4787facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman mangleNestedName(ND, DC); 4795f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 4803c9e463762243affcb0223d853ba10e07e321747Daniel Dunbarvoid CXXNameMangler::mangleName(const TemplateDecl *TD, 4817624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson const TemplateArgument *TemplateArgs, 4827624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson unsigned NumTemplateArgs) { 48347846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson const DeclContext *DC = IgnoreLinkageSpecDecls(TD->getDeclContext()); 4843c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 4857624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson if (DC->isTranslationUnit() || isStdNamespace(DC)) { 4860fa6df440023a95d8b47c79111e8613fc29f723bAnders Carlsson mangleUnscopedTemplateName(TD); 487d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola TemplateParameterList *TemplateParameters = TD->getTemplateParameters(); 488d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArgs(*TemplateParameters, TemplateArgs, NumTemplateArgs); 4897624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson } else { 4907624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson mangleNestedName(TD, TemplateArgs, NumTemplateArgs); 4917624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson } 4927624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson} 4937624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson 494201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlssonvoid CXXNameMangler::mangleUnscopedName(const NamedDecl *ND) { 495201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson // <unscoped-name> ::= <unqualified-name> 496201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson // ::= St <unqualified-name> # ::std:: 497201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson if (isStdNamespace(ND->getDeclContext())) 498201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson Out << "St"; 4993c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 500201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson mangleUnqualifiedName(ND); 501201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson} 502201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson 5030fa6df440023a95d8b47c79111e8613fc29f723bAnders Carlssonvoid CXXNameMangler::mangleUnscopedTemplateName(const TemplateDecl *ND) { 504201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson // <unscoped-template-name> ::= <unscoped-name> 505201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson // ::= <substitution> 5067624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson if (mangleSubstitution(ND)) 50703c9d530dbdcbb00b0b1ac0abced5dcce2e21408Anders Carlsson return; 5083c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 50932fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor // <template-template-param> ::= <template-param> 51032fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor if (const TemplateTemplateParmDecl *TTP 51132fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor = dyn_cast<TemplateTemplateParmDecl>(ND)) { 51232fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor mangleTemplateParameter(TTP->getIndex()); 51332fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor return; 514193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam } 51532fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor 5161668f2062b237ddb137f5d16388b3dea49651f85Anders Carlsson mangleUnscopedName(ND->getTemplatedDecl()); 5177624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson addSubstitution(ND); 518201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson} 519201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson 5201e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregorvoid CXXNameMangler::mangleUnscopedTemplateName(TemplateName Template) { 5211e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // <unscoped-template-name> ::= <unscoped-name> 5221e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // ::= <substitution> 5231e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (TemplateDecl *TD = Template.getAsTemplateDecl()) 5241e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return mangleUnscopedTemplateName(TD); 525c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 5261e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (mangleSubstitution(Template)) 5271e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return; 5281e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor 5291e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // FIXME: How to cope with operators here? 5301e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor DependentTemplateName *Dependent = Template.getAsDependentTemplateName(); 5311e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor assert(Dependent && "Not a dependent template name?"); 5321e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (!Dependent->isIdentifier()) { 5331e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // FIXME: We can't possibly know the arity of the operator here! 5341e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor Diagnostic &Diags = Context.getDiags(); 5351e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor unsigned DiagID = Diags.getCustomDiagID(Diagnostic::Error, 5361e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor "cannot mangle dependent operator name"); 53733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Diags.Report(DiagID); 5381e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return; 5391e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor } 540c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 5411e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor mangleSourceName(Dependent->getIdentifier()); 5421e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor addSubstitution(Template); 5431e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor} 5441e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor 5450512e48ea1664dd0d3af0dd29bb46bbded040d56John McCallvoid CXXNameMangler::mangleFloat(const llvm::APFloat &F) { 5460512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // TODO: avoid this copy with careful stream management. 5470512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall llvm::SmallString<20> Buffer; 5480512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall F.bitcastToAPInt().toString(Buffer, 16, false); 5490512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out.write(Buffer.data(), Buffer.size()); 5500512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall} 5510512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 5520512e48ea1664dd0d3af0dd29bb46bbded040d56John McCallvoid CXXNameMangler::mangleNumber(const llvm::APSInt &Value) { 5530512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (Value.isSigned() && Value.isNegative()) { 5540512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'n'; 5550512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Value.abs().print(Out, true); 5560512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } else 5570512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Value.print(Out, Value.isSigned()); 5580512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall} 5590512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 560a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlssonvoid CXXNameMangler::mangleNumber(int64_t Number) { 561a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson // <number> ::= [n] <non-negative decimal integer> 562a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson if (Number < 0) { 563a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << 'n'; 564a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Number = -Number; 565a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson } 566193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 567a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << Number; 568a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson} 569a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson 57019879c98d964bc67442618510af04e3457219780Anders Carlssonvoid CXXNameMangler::mangleCallOffset(int64_t NonVirtual, int64_t Virtual) { 571141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // <call-offset> ::= h <nv-offset> _ 572141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // ::= v <v-offset> _ 573141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // <nv-offset> ::= <offset number> # non-virtual base override 574a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson // <v-offset> ::= <offset number> _ <virtual offset number> 575141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // # virtual base override, with vcall offset 57619879c98d964bc67442618510af04e3457219780Anders Carlsson if (!Virtual) { 577a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << 'h'; 57819879c98d964bc67442618510af04e3457219780Anders Carlsson mangleNumber(NonVirtual); 579a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << '_'; 580a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson return; 581141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump } 582193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 583a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << 'v'; 58419879c98d964bc67442618510af04e3457219780Anders Carlsson mangleNumber(NonVirtual); 585a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << '_'; 58619879c98d964bc67442618510af04e3457219780Anders Carlsson mangleNumber(Virtual); 587a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << '_'; 5889124bccde8e4b3531474b108d74720feac898d75Mike Stump} 5899124bccde8e4b3531474b108d74720feac898d75Mike Stump 5901dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCallvoid CXXNameMangler::mangleUnresolvedScope(NestedNameSpecifier *Qualifier) { 5911dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Qualifier = getASTContext().getCanonicalNestedNameSpecifier(Qualifier); 5921dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall switch (Qualifier->getKind()) { 5931dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case NestedNameSpecifier::Global: 5941dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // nothing 5951dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 5961dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case NestedNameSpecifier::Namespace: 5971dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleName(Qualifier->getAsNamespace()); 5981dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 5991dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case NestedNameSpecifier::TypeSpec: 6009b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola case NestedNameSpecifier::TypeSpecWithTemplate: { 6019b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola const Type *QTy = Qualifier->getAsType(); 6029b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola 6039b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola if (const TemplateSpecializationType *TST = 6049b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola dyn_cast<TemplateSpecializationType>(QTy)) { 6059b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola if (!mangleSubstitution(QualType(TST, 0))) { 60620f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor mangleTemplatePrefix(TST->getTemplateName()); 607c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 60820f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // FIXME: GCC does not appear to mangle the template arguments when 60920f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // the template in question is a dependent template name. Should we 61020f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // emulate that badness? 61120f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor mangleTemplateArgs(TST->getTemplateName(), TST->getArgs(), 6129b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola TST->getNumArgs()); 6139b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola addSubstitution(QualType(TST, 0)); 6149b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola } 6159b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola } else { 6169b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola // We use the QualType mangle type variant here because it handles 6179b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola // substitutions. 6189b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola mangleType(QualType(QTy, 0)); 6199b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola } 6209b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola } 6211dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 6221dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case NestedNameSpecifier::Identifier: 623ad5e73887052193afda72db8efcb812bd083a4a8John McCall // Member expressions can have these without prefixes. 624ad5e73887052193afda72db8efcb812bd083a4a8John McCall if (Qualifier->getPrefix()) 625ad5e73887052193afda72db8efcb812bd083a4a8John McCall mangleUnresolvedScope(Qualifier->getPrefix()); 6261dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleSourceName(Qualifier->getAsIdentifier()); 6271dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 6281dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 6291dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall} 6301dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 6311dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall/// Mangles a name which was not resolved to a specific entity. 6321dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCallvoid CXXNameMangler::mangleUnresolvedName(NestedNameSpecifier *Qualifier, 6331dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall DeclarationName Name, 6341dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned KnownArity) { 6351dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (Qualifier) 6361dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleUnresolvedScope(Qualifier); 6371dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // FIXME: ambiguity of unqualified lookup with :: 6381dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 6391dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleUnqualifiedName(0, Name, KnownArity); 6401dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall} 6411dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 6426f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlssonstatic const FieldDecl *FindFirstNamedDataMember(const RecordDecl *RD) { 6436f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson assert(RD->isAnonymousStructOrUnion() && 6446f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson "Expected anonymous struct or union!"); 6456f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 6466f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson for (RecordDecl::field_iterator I = RD->field_begin(), E = RD->field_end(); 6476f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson I != E; ++I) { 6486f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson const FieldDecl *FD = *I; 6496f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 6506f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson if (FD->getIdentifier()) 6516f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson return FD; 6526f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 6536f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson if (const RecordType *RT = FD->getType()->getAs<RecordType>()) { 6546f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson if (const FieldDecl *NamedDataMember = 6556f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson FindFirstNamedDataMember(RT->getDecl())) 6566f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson return NamedDataMember; 6576f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson } 6586f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson } 6596f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 6606f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // We didn't find a named data member. 6616f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson return 0; 6626f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson} 6636f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 6641dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCallvoid CXXNameMangler::mangleUnqualifiedName(const NamedDecl *ND, 6651dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall DeclarationName Name, 6661dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned KnownArity) { 6675f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <unqualified-name> ::= <operator-name> 6681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // ::= <ctor-dtor-name> 6691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // ::= <source-name> 6705f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor switch (Name.getNameKind()) { 671c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson case DeclarationName::Identifier: { 672c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson if (const IdentifierInfo *II = Name.getAsIdentifierInfo()) { 67331455256ae26cc7069111643ec4429ea564377daSean Hunt // We must avoid conflicts between internally- and externally- 674193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam // linked variable declaration names in the same TU. 675aec2523ab2c91413ef2f66dc944d0d6ac6a58abeAnders Carlsson // This naming convention is the same as that followed by GCC, though it 676aec2523ab2c91413ef2f66dc944d0d6ac6a58abeAnders Carlsson // shouldn't actually matter. 677aec2523ab2c91413ef2f66dc944d0d6ac6a58abeAnders Carlsson if (ND && isa<VarDecl>(ND) && ND->getLinkage() == InternalLinkage && 67831455256ae26cc7069111643ec4429ea564377daSean Hunt ND->getDeclContext()->isFileContext()) 67931455256ae26cc7069111643ec4429ea564377daSean Hunt Out << 'L'; 68031455256ae26cc7069111643ec4429ea564377daSean Hunt 681c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson mangleSourceName(II); 682c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson break; 683c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson } 6843c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 6851dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // Otherwise, an anonymous entity. We must have a declaration. 6861dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall assert(ND && "mangling empty name without declaration"); 6871dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 6881dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (const NamespaceDecl *NS = dyn_cast<NamespaceDecl>(ND)) { 6891dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (NS->isAnonymousNamespace()) { 6901dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // This is how gcc mangles these names. 6911dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Out << "12_GLOBAL__N_1"; 6921dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 6931dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 6941dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 6951dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 6966f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson if (const VarDecl *VD = dyn_cast<VarDecl>(ND)) { 6976f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // We must have an anonymous union or struct declaration. 6986f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson const RecordDecl *RD = 6996f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson cast<RecordDecl>(VD->getType()->getAs<RecordType>()->getDecl()); 7006f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 7016f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // Itanium C++ ABI 5.1.2: 7026f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // 7036f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // For the purposes of mangling, the name of an anonymous union is 7046f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // considered to be the name of the first named data member found by a 7056f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // pre-order, depth-first, declaration-order walk of the data members of 7066f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // the anonymous union. If there is no such data member (i.e., if all of 7076f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // the data members in the union are unnamed), then there is no way for 7086f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // a program to refer to the anonymous union, and there is therefore no 7096f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // need to mangle its name. 7106f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson const FieldDecl *FD = FindFirstNamedDataMember(RD); 7117121c8f551d9c91c0cf0e5e1f7f9aafa97241b17John McCall 7127121c8f551d9c91c0cf0e5e1f7f9aafa97241b17John McCall // It's actually possible for various reasons for us to get here 7137121c8f551d9c91c0cf0e5e1f7f9aafa97241b17John McCall // with an empty anonymous struct / union. Fortunately, it 7147121c8f551d9c91c0cf0e5e1f7f9aafa97241b17John McCall // doesn't really matter what name we generate. 7157121c8f551d9c91c0cf0e5e1f7f9aafa97241b17John McCall if (!FD) break; 7166f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson assert(FD->getIdentifier() && "Data member name isn't an identifier!"); 7176f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 7186f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson mangleSourceName(FD->getIdentifier()); 7196f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson break; 7206f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson } 7216f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 722c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson // We must have an anonymous struct. 723c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson const TagDecl *TD = cast<TagDecl>(ND); 724c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson if (const TypedefDecl *D = TD->getTypedefForAnonDecl()) { 725c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson assert(TD->getDeclContext() == D->getDeclContext() && 726c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson "Typedef should not be in another decl context!"); 727c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson assert(D->getDeclName().getAsIdentifierInfo() && 728c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson "Typedef was not named!"); 729c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson mangleSourceName(D->getDeclName().getAsIdentifierInfo()); 730c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson break; 731c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson } 7323c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 733c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson // Get a unique id for the anonymous struct. 734c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson uint64_t AnonStructId = Context.getAnonymousStructId(TD); 735c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson 736c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson // Mangle it as a source name in the form 7373c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar // [n] $_<id> 738c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson // where n is the length of the string. 739c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson llvm::SmallString<8> Str; 740c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson Str += "$_"; 741c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson Str += llvm::utostr(AnonStructId); 742c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson 743c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson Out << Str.size(); 744c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson Out << Str.str(); 7455f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 746c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson } 7475f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 7485f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::ObjCZeroArgSelector: 7495f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::ObjCOneArgSelector: 7505f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::ObjCMultiArgSelector: 7515f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor assert(false && "Can't mangle Objective-C selector names here!"); 7525f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 7535f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 7545f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::CXXConstructorName: 75527ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson if (ND == Structor) 756141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // If the named decl is the C++ constructor we're mangling, use the type 757141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // we were given. 75827ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson mangleCXXCtorType(static_cast<CXXCtorType>(StructorType)); 7593ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson else 7603ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // Otherwise, use the complete constructor name. This is relevant if a 7613ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // class with a constructor is declared within a constructor. 7623ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson mangleCXXCtorType(Ctor_Complete); 7635f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 7645f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 7655f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::CXXDestructorName: 76627ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson if (ND == Structor) 767141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // If the named decl is the C++ destructor we're mangling, use the type we 768141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // were given. 76927ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson mangleCXXDtorType(static_cast<CXXDtorType>(StructorType)); 77027ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson else 77127ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // Otherwise, use the complete destructor name. This is relevant if a 77227ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // class with a destructor is declared within a destructor. 77327ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson mangleCXXDtorType(Dtor_Complete); 7745f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 7755f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 7765f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::CXXConversionFunctionName: 7771eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // <operator-name> ::= cv <type> # (cast) 778219cc61b505960195d538052f0e629b387ad60caDouglas Gregor Out << "cv"; 779b540491851910c2efa68196a8bdc2eed1071c17dAnders Carlsson mangleType(Context.getASTContext().getCanonicalType(Name.getCXXNameType())); 7805f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 7815f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 7828257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson case DeclarationName::CXXOperatorName: { 7831dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned Arity; 7841dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (ND) { 7851dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Arity = cast<FunctionDecl>(ND)->getNumParams(); 786193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 7871dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // If we have a C++ member function, we need to include the 'this' pointer. 7881dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // FIXME: This does not make sense for operators that are static, but their 7891dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // names stay the same regardless of the arity (operator new for instance). 7901dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (isa<CXXMethodDecl>(ND)) 7911dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Arity++; 7921dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } else 7931dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Arity = KnownArity; 7941dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 7958257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson mangleOperatorName(Name.getCXXOverloadedOperator(), Arity); 7965f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 7978257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson } 7985f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 7993e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt case DeclarationName::CXXLiteralOperatorName: 8005dd6b39fb585f252bd87fb8032888bb208059f0dSean Hunt // FIXME: This mangling is not yet official. 8012421f66b945510c7d049f6d89e7cc57d0013add8Sean Hunt Out << "li"; 8023e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt mangleSourceName(Name.getCXXLiteralIdentifier()); 8033e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt break; 8043e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt 8055f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::CXXUsingDirective: 8065f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor assert(false && "Can't mangle a using directive name!"); 807219cc61b505960195d538052f0e629b387ad60caDouglas Gregor break; 8085f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor } 8095f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 8105f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 8115f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleSourceName(const IdentifierInfo *II) { 8125f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <source-name> ::= <positive length number> <identifier> 8135f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <number> ::= [n] <non-negative decimal integer> 8145f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <identifier> ::= <unqualified source code identifier> 8155f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << II->getLength() << II->getName(); 8165f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 8175f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 8187facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedmanvoid CXXNameMangler::mangleNestedName(const NamedDecl *ND, 819570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian const DeclContext *DC, 820570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian bool NoFunction) { 8210a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // <nested-name> 8220a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // ::= N [<CV-qualifiers>] [<ref-qualifier>] <prefix> <unqualified-name> E 8230a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // ::= N [<CV-qualifiers>] [<ref-qualifier>] <template-prefix> 8240a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // <template-args> E 825d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson 8265f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'N'; 8270a9a6d68979619a621fedc5089674487f720f765Douglas Gregor if (const CXXMethodDecl *Method = dyn_cast<CXXMethodDecl>(ND)) { 8280953e767ff7817f97b3ab20896b229891eeff45bJohn McCall mangleQualifiers(Qualifiers::fromCVRMask(Method->getTypeQualifiers())); 8290a9a6d68979619a621fedc5089674487f720f765Douglas Gregor mangleRefQualifier(Method->getRefQualifier()); 8300a9a6d68979619a621fedc5089674487f720f765Douglas Gregor } 8310a9a6d68979619a621fedc5089674487f720f765Douglas Gregor 8322744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson // Check if we have a template. 8332744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson const TemplateArgumentList *TemplateArgs = 0; 8343c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar if (const TemplateDecl *TD = isTemplate(ND, TemplateArgs)) { 8352744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson mangleTemplatePrefix(TD); 836d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola TemplateParameterList *TemplateParameters = TD->getTemplateParameters(); 837d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArgs(*TemplateParameters, *TemplateArgs); 838570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian } 839570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian else { 840570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian manglePrefix(DC, NoFunction); 8417482e247163978792654ca1a99913e19dd507e0aAnders Carlsson mangleUnqualifiedName(ND); 8427482e247163978792654ca1a99913e19dd507e0aAnders Carlsson } 8433c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 8445f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'E'; 8455f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 8463c9e463762243affcb0223d853ba10e07e321747Daniel Dunbarvoid CXXNameMangler::mangleNestedName(const TemplateDecl *TD, 8477624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson const TemplateArgument *TemplateArgs, 8487624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson unsigned NumTemplateArgs) { 849e45117b945a0d8c1fdcc4cd8ee4500f5ee8742beAnders Carlsson // <nested-name> ::= N [<CV-qualifiers>] <template-prefix> <template-args> E 850e45117b945a0d8c1fdcc4cd8ee4500f5ee8742beAnders Carlsson 8517624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson Out << 'N'; 8523c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 853e45117b945a0d8c1fdcc4cd8ee4500f5ee8742beAnders Carlsson mangleTemplatePrefix(TD); 854d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola TemplateParameterList *TemplateParameters = TD->getTemplateParameters(); 855d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArgs(*TemplateParameters, TemplateArgs, NumTemplateArgs); 8563c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 8577624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson Out << 'E'; 8587624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson} 8597624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson 8601b42c794481f6f958267e4ba913d74fef43161f6Anders Carlssonvoid CXXNameMangler::mangleLocalName(const NamedDecl *ND) { 8611b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson // <local-name> := Z <function encoding> E <entity name> [<discriminator>] 8621b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson // := Z <function encoding> E s [<discriminator>] 8631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // <discriminator> := _ <non-negative number> 864570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian const DeclContext *DC = ND->getDeclContext(); 8651b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson Out << 'Z'; 866193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 867685b1d9e0d019c4ca2a2742cca287367af3d01e6Charles Davis if (const ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(DC)) { 868685b1d9e0d019c4ca2a2742cca287367af3d01e6Charles Davis mangleObjCMethodName(MD); 86982b7d7bc723051d8db4e21883e9072fe3ad99305John McCall } else if (const CXXRecordDecl *RD = GetLocalClassDecl(ND)) { 87082b7d7bc723051d8db4e21883e9072fe3ad99305John McCall mangleFunctionEncoding(cast<FunctionDecl>(RD->getDeclContext())); 871570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian Out << 'E'; 872193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 87382b7d7bc723051d8db4e21883e9072fe3ad99305John McCall // Mangle the name relative to the closest enclosing function. 87482b7d7bc723051d8db4e21883e9072fe3ad99305John McCall if (ND == RD) // equality ok because RD derived from ND above 87582b7d7bc723051d8db4e21883e9072fe3ad99305John McCall mangleUnqualifiedName(ND); 87682b7d7bc723051d8db4e21883e9072fe3ad99305John McCall else 87782b7d7bc723051d8db4e21883e9072fe3ad99305John McCall mangleNestedName(ND, DC, true /*NoFunction*/); 87882b7d7bc723051d8db4e21883e9072fe3ad99305John McCall 8794819ac44c0e5222ebfe8e199c51f653f52177336Fariborz Jahanian unsigned disc; 88082b7d7bc723051d8db4e21883e9072fe3ad99305John McCall if (Context.getNextDiscriminator(RD, disc)) { 8814819ac44c0e5222ebfe8e199c51f653f52177336Fariborz Jahanian if (disc < 10) 8824819ac44c0e5222ebfe8e199c51f653f52177336Fariborz Jahanian Out << '_' << disc; 883193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam else 8844819ac44c0e5222ebfe8e199c51f653f52177336Fariborz Jahanian Out << "__" << disc << '_'; 8854819ac44c0e5222ebfe8e199c51f653f52177336Fariborz Jahanian } 886570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian 887570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian return; 888570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian } 889193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam else 890570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian mangleFunctionEncoding(cast<FunctionDecl>(DC)); 8917b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlsson 8921b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson Out << 'E'; 8936f9f25dfc7bf9cc1ab1282d6d7e9cf7916d8a09cEli Friedman mangleUnqualifiedName(ND); 8941b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson} 8951b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson 896570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanianvoid CXXNameMangler::manglePrefix(const DeclContext *DC, bool NoFunction) { 8975f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <prefix> ::= <prefix> <unqualified-name> 8985f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= <template-prefix> <template-args> 8995f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= <template-param> 9005f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= # empty 9015f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= <substitution> 9026862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson 903add28829c7a8d3c5da9ae140f18d3c9ad2d8b599Anders Carlsson while (isa<LinkageSpecDecl>(DC)) 904add28829c7a8d3c5da9ae140f18d3c9ad2d8b599Anders Carlsson DC = DC->getParent(); 9053c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 9069263e91e2e91aaf0eb72488f2a52648c086bef35Anders Carlsson if (DC->isTranslationUnit()) 9079263e91e2e91aaf0eb72488f2a52648c086bef35Anders Carlsson return; 9083c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 90935415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor if (const BlockDecl *Block = dyn_cast<BlockDecl>(DC)) { 91035415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor manglePrefix(DC->getParent(), NoFunction); 91135415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor llvm::SmallString<64> Name; 912c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola llvm::raw_svector_ostream NameStream(Name); 913c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola Context.mangleBlock(Block, NameStream); 914c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola NameStream.flush(); 91535415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor Out << Name.size() << Name; 91635415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor return; 91735415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor } 91835415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor 9196862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson if (mangleSubstitution(cast<NamedDecl>(DC))) 9206862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson return; 9217482e247163978792654ca1a99913e19dd507e0aAnders Carlsson 9222ee3fca27ab8e6254586c5b42efb086df4bf76acAnders Carlsson // Check if we have a template. 9232ee3fca27ab8e6254586c5b42efb086df4bf76acAnders Carlsson const TemplateArgumentList *TemplateArgs = 0; 9243c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar if (const TemplateDecl *TD = isTemplate(cast<NamedDecl>(DC), TemplateArgs)) { 9252ee3fca27ab8e6254586c5b42efb086df4bf76acAnders Carlsson mangleTemplatePrefix(TD); 926d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola TemplateParameterList *TemplateParameters = TD->getTemplateParameters(); 927d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArgs(*TemplateParameters, *TemplateArgs); 928570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian } 92935415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor else if(NoFunction && (isa<FunctionDecl>(DC) || isa<ObjCMethodDecl>(DC))) 930570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian return; 93135415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor else if (const ObjCMethodDecl *Method = dyn_cast<ObjCMethodDecl>(DC)) 93235415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor mangleObjCMethodName(Method); 933570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian else { 934570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian manglePrefix(DC->getParent(), NoFunction); 9352ee3fca27ab8e6254586c5b42efb086df4bf76acAnders Carlsson mangleUnqualifiedName(cast<NamedDecl>(DC)); 9362ee3fca27ab8e6254586c5b42efb086df4bf76acAnders Carlsson } 9373c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 9386862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson addSubstitution(cast<NamedDecl>(DC)); 9395f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 9405f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 94120f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregorvoid CXXNameMangler::mangleTemplatePrefix(TemplateName Template) { 94220f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // <template-prefix> ::= <prefix> <template unqualified-name> 94320f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // ::= <template-param> 94420f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // ::= <substitution> 94520f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor if (TemplateDecl *TD = Template.getAsTemplateDecl()) 94620f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor return mangleTemplatePrefix(TD); 94720f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor 94820f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor if (QualifiedTemplateName *Qualified = Template.getAsQualifiedTemplateName()) 94920f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor mangleUnresolvedScope(Qualified->getQualifier()); 950c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 95120f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor if (OverloadedTemplateStorage *Overloaded 95220f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor = Template.getAsOverloadedTemplate()) { 953c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt mangleUnqualifiedName(0, (*Overloaded->begin())->getDeclName(), 95420f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor UnknownArity); 95520f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor return; 95620f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor } 957c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 95820f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor DependentTemplateName *Dependent = Template.getAsDependentTemplateName(); 95920f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor assert(Dependent && "Unknown template name kind?"); 96020f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor mangleUnresolvedScope(Dependent->getQualifier()); 9611e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor mangleUnscopedTemplateName(Template); 96220f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor} 96320f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor 9640fa6df440023a95d8b47c79111e8613fc29f723bAnders Carlssonvoid CXXNameMangler::mangleTemplatePrefix(const TemplateDecl *ND) { 9657482e247163978792654ca1a99913e19dd507e0aAnders Carlsson // <template-prefix> ::= <prefix> <template unqualified-name> 9667482e247163978792654ca1a99913e19dd507e0aAnders Carlsson // ::= <template-param> 9677482e247163978792654ca1a99913e19dd507e0aAnders Carlsson // ::= <substitution> 96832fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor // <template-template-param> ::= <template-param> 96932fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor // <substitution> 9707482e247163978792654ca1a99913e19dd507e0aAnders Carlsson 971aeb85374e92619b8e4ce92ac6e30756b5053a137Anders Carlsson if (mangleSubstitution(ND)) 972aeb85374e92619b8e4ce92ac6e30756b5053a137Anders Carlsson return; 9733c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 97432fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor // <template-template-param> ::= <template-param> 97532fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor if (const TemplateTemplateParmDecl *TTP 97632fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor = dyn_cast<TemplateTemplateParmDecl>(ND)) { 97732fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor mangleTemplateParameter(TTP->getIndex()); 97832fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor return; 979193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam } 9803c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 981aa73ab1bd037419852eb4d4fb3ddf8fe2a2a4e5bAnders Carlsson manglePrefix(ND->getDeclContext()); 9821668f2062b237ddb137f5d16388b3dea49651f85Anders Carlsson mangleUnqualifiedName(ND->getTemplatedDecl()); 983aeb85374e92619b8e4ce92ac6e30756b5053a137Anders Carlsson addSubstitution(ND); 9847482e247163978792654ca1a99913e19dd507e0aAnders Carlsson} 9857482e247163978792654ca1a99913e19dd507e0aAnders Carlsson 986b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall/// Mangles a template name under the production <type>. Required for 987b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall/// template template arguments. 988b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall/// <type> ::= <class-enum-type> 989b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall/// ::= <template-param> 990b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall/// ::= <substitution> 991b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCallvoid CXXNameMangler::mangleType(TemplateName TN) { 992b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall if (mangleSubstitution(TN)) 993b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall return; 994b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 995b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall TemplateDecl *TD = 0; 996b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 997b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall switch (TN.getKind()) { 998b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall case TemplateName::QualifiedTemplate: 999b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall TD = TN.getAsQualifiedTemplateName()->getTemplateDecl(); 1000b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall goto HaveDecl; 1001b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1002b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall case TemplateName::Template: 1003b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall TD = TN.getAsTemplateDecl(); 1004b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall goto HaveDecl; 1005b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1006b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall HaveDecl: 1007b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall if (isa<TemplateTemplateParmDecl>(TD)) 1008b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall mangleTemplateParameter(cast<TemplateTemplateParmDecl>(TD)->getIndex()); 1009b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall else 1010b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall mangleName(TD); 1011b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall break; 1012b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1013b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall case TemplateName::OverloadedTemplate: 1014b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall llvm_unreachable("can't mangle an overloaded template name as a <type>"); 1015b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall break; 1016b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1017b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall case TemplateName::DependentTemplate: { 1018b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall const DependentTemplateName *Dependent = TN.getAsDependentTemplateName(); 1019b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall assert(Dependent->isIdentifier()); 1020b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1021b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall // <class-enum-type> ::= <name> 1022b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall // <name> ::= <nested-name> 1023b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall mangleUnresolvedScope(Dependent->getQualifier()); 1024b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall mangleSourceName(Dependent->getIdentifier()); 1025b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall break; 1026b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall } 1027b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 10281aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor case TemplateName::SubstTemplateTemplateParmPack: { 10291aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor SubstTemplateTemplateParmPackStorage *SubstPack 10301aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor = TN.getAsSubstTemplateTemplateParmPack(); 10311aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor mangleTemplateParameter(SubstPack->getParameterPack()->getIndex()); 10321aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor break; 10331aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor } 1034b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall } 1035b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1036b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall addSubstitution(TN); 1037b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall} 1038b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 10391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpvoid 10405f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas GregorCXXNameMangler::mangleOperatorName(OverloadedOperatorKind OO, unsigned Arity) { 10415f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor switch (OO) { 10423201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // <operator-name> ::= nw # new 10435f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_New: Out << "nw"; break; 10445f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= na # new[] 10455f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Array_New: Out << "na"; break; 10463201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= dl # delete 10475f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Delete: Out << "dl"; break; 10483201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= da # delete[] 10495f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Array_Delete: Out << "da"; break; 10505f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= ps # + (unary) 10515e1e89b8af283af34943a477dc6378f1a641df26John McCall // ::= pl # + (binary or unknown) 1052193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam case OO_Plus: 10538257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson Out << (Arity == 1? "ps" : "pl"); break; 10543201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ng # - (unary) 10555e1e89b8af283af34943a477dc6378f1a641df26John McCall // ::= mi # - (binary or unknown) 1056193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam case OO_Minus: 10578257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson Out << (Arity == 1? "ng" : "mi"); break; 10583201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ad # & (unary) 10595e1e89b8af283af34943a477dc6378f1a641df26John McCall // ::= an # & (binary or unknown) 1060193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam case OO_Amp: 10618257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson Out << (Arity == 1? "ad" : "an"); break; 10623201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= de # * (unary) 10635e1e89b8af283af34943a477dc6378f1a641df26John McCall // ::= ml # * (binary or unknown) 1064193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam case OO_Star: 10655e1e89b8af283af34943a477dc6378f1a641df26John McCall // Use binary when unknown. 10668257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson Out << (Arity == 1? "de" : "ml"); break; 10673201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= co # ~ 10685f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Tilde: Out << "co"; break; 10693201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= dv # / 10705f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Slash: Out << "dv"; break; 10713201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= rm # % 10725f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Percent: Out << "rm"; break; 10733201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= or # | 10743201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_Pipe: Out << "or"; break; 10753201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= eo # ^ 10765f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Caret: Out << "eo"; break; 10773201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= aS # = 10785f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Equal: Out << "aS"; break; 10793201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= pL # += 10805f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_PlusEqual: Out << "pL"; break; 10813201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= mI # -= 10825f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_MinusEqual: Out << "mI"; break; 10833201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= mL # *= 10845f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_StarEqual: Out << "mL"; break; 10853201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= dV # /= 10865f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_SlashEqual: Out << "dV"; break; 10873201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= rM # %= 10883201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_PercentEqual: Out << "rM"; break; 10893201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= aN # &= 10903201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_AmpEqual: Out << "aN"; break; 10913201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= oR # |= 10923201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_PipeEqual: Out << "oR"; break; 10933201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= eO # ^= 10943201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_CaretEqual: Out << "eO"; break; 10953201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ls # << 10965f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_LessLess: Out << "ls"; break; 10973201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= rs # >> 10983201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_GreaterGreater: Out << "rs"; break; 10993201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= lS # <<= 11003201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_LessLessEqual: Out << "lS"; break; 11013201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= rS # >>= 11023201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_GreaterGreaterEqual: Out << "rS"; break; 11035f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= eq # == 11045f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_EqualEqual: Out << "eq"; break; 11053201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ne # != 11063201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_ExclaimEqual: Out << "ne"; break; 11073201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= lt # < 11085f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Less: Out << "lt"; break; 11093201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= gt # > 11105f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Greater: Out << "gt"; break; 11113201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= le # <= 11125f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_LessEqual: Out << "le"; break; 11133201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ge # >= 11145f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_GreaterEqual: Out << "ge"; break; 11153201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= nt # ! 11165f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Exclaim: Out << "nt"; break; 11173201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= aa # && 11185f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_AmpAmp: Out << "aa"; break; 11193201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= oo # || 11203201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_PipePipe: Out << "oo"; break; 11213201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= pp # ++ 11223201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_PlusPlus: Out << "pp"; break; 11233201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= mm # -- 11245f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_MinusMinus: Out << "mm"; break; 11253201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= cm # , 11263201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_Comma: Out << "cm"; break; 11273201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= pm # ->* 11285f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_ArrowStar: Out << "pm"; break; 11293201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= pt # -> 11305f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Arrow: Out << "pt"; break; 11313201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= cl # () 11325f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Call: Out << "cl"; break; 11333201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ix # [] 11345f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Subscript: Out << "ix"; break; 1135e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson 1136e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson // ::= qu # ? 1137e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson // The conditional operator can't be overloaded, but we still handle it when 1138e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson // mangling expressions. 1139e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson case OO_Conditional: Out << "qu"; break; 11405f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 11413201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_None: 11425f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case NUM_OVERLOADED_OPERATORS: 11431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump assert(false && "Not an overloaded operator"); 11445f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 11455f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor } 11465f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 11475f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 11480953e767ff7817f97b3ab20896b229891eeff45bJohn McCallvoid CXXNameMangler::mangleQualifiers(Qualifiers Quals) { 11491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // <CV-qualifiers> ::= [r] [V] [K] # restrict (C99), volatile, const 11500953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (Quals.hasRestrict()) 11515f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'r'; 11520953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (Quals.hasVolatile()) 11535f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'V'; 11540953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (Quals.hasConst()) 11555f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'K'; 11560953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 115756079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor if (Quals.hasAddressSpace()) { 115856079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // Extension: 115956079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // 116056079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // <type> ::= U <address-space-number> 116156079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // 116256079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // where <address-space-number> is a source name consisting of 'AS' 116356079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // followed by the address space <number>. 116456079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor llvm::SmallString<64> ASString; 116556079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor ASString = "AS" + llvm::utostr_32(Quals.getAddressSpace()); 116656079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor Out << 'U' << ASString.size() << ASString; 116756079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor } 116856079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor 11690953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // FIXME: For now, just drop all extension qualifiers on the floor. 11705f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 11715f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 11720a9a6d68979619a621fedc5089674487f720f765Douglas Gregorvoid CXXNameMangler::mangleRefQualifier(RefQualifierKind RefQualifier) { 11730a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // <ref-qualifier> ::= R # lvalue reference 11740a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // ::= O # rvalue-reference 11750a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // Proposal to Itanium C++ ABI list on 1/26/11 11760a9a6d68979619a621fedc5089674487f720f765Douglas Gregor switch (RefQualifier) { 11770a9a6d68979619a621fedc5089674487f720f765Douglas Gregor case RQ_None: 11780a9a6d68979619a621fedc5089674487f720f765Douglas Gregor break; 11790a9a6d68979619a621fedc5089674487f720f765Douglas Gregor 11800a9a6d68979619a621fedc5089674487f720f765Douglas Gregor case RQ_LValue: 11810a9a6d68979619a621fedc5089674487f720f765Douglas Gregor Out << 'R'; 11820a9a6d68979619a621fedc5089674487f720f765Douglas Gregor break; 11830a9a6d68979619a621fedc5089674487f720f765Douglas Gregor 11840a9a6d68979619a621fedc5089674487f720f765Douglas Gregor case RQ_RValue: 11850a9a6d68979619a621fedc5089674487f720f765Douglas Gregor Out << 'O'; 11860a9a6d68979619a621fedc5089674487f720f765Douglas Gregor break; 11870a9a6d68979619a621fedc5089674487f720f765Douglas Gregor } 11880a9a6d68979619a621fedc5089674487f720f765Douglas Gregor} 11890a9a6d68979619a621fedc5089674487f720f765Douglas Gregor 11907b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlssonvoid CXXNameMangler::mangleObjCMethodName(const ObjCMethodDecl *MD) { 1191685b1d9e0d019c4ca2a2742cca287367af3d01e6Charles Davis llvm::SmallString<64> Buffer; 119214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne Context.mangleObjCMethodName(MD, Buffer); 1193685b1d9e0d019c4ca2a2742cca287367af3d01e6Charles Davis Out << Buffer; 11947b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlsson} 11957b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlsson 1196b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCallvoid CXXNameMangler::mangleType(QualType nonCanon) { 11974843e584b54460973b8445d38907bab0401ebb0cAnders Carlsson // Only operate on the canonical type! 1198b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall QualType canon = nonCanon.getCanonicalType(); 11994843e584b54460973b8445d38907bab0401ebb0cAnders Carlsson 1200b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall SplitQualType split = canon.split(); 1201b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall Qualifiers quals = split.second; 1202b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall const Type *ty = split.first; 1203b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall 1204b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall bool isSubstitutable = quals || !isa<BuiltinType>(ty); 1205b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall if (isSubstitutable && mangleSubstitution(canon)) 12067696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson return; 12077696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson 1208b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall // If we're mangling a qualified array type, push the qualifiers to 1209b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall // the element type. 1210b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall if (quals && isa<ArrayType>(ty)) { 1211b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall ty = Context.getASTContext().getAsArrayType(canon); 1212b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall quals = Qualifiers(); 1213b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall 1214b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall // Note that we don't update canon: we want to add the 1215b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall // substitution at the canonical type. 1216b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall } 1217b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall 1218b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall if (quals) { 1219b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall mangleQualifiers(quals); 12200953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // Recurse: even if the qualified type isn't yet substitutable, 12210953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // the unqualified type might be. 1222b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall mangleType(QualType(ty, 0)); 12237696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson } else { 1224b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall switch (ty->getTypeClass()) { 1225efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define ABSTRACT_TYPE(CLASS, PARENT) 1226efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define NON_CANONICAL_TYPE(CLASS, PARENT) \ 12277696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson case Type::CLASS: \ 12289f61aa9e280adea9fbf3365f0e4f6ed568c9885aJeffrey Yasskin llvm_unreachable("can't mangle non-canonical type " #CLASS "Type"); \ 12297696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson return; 1230efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define TYPE(CLASS, PARENT) \ 12317696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson case Type::CLASS: \ 1232b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall mangleType(static_cast<const CLASS##Type*>(ty)); \ 12337696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson break; 1234efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#include "clang/AST/TypeNodes.def" 12357696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson } 12364843e584b54460973b8445d38907bab0401ebb0cAnders Carlsson } 12377696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson 12387696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson // Add the substitution. 1239b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall if (isSubstitutable) 1240b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall addSubstitution(canon); 12415f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 12425f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 12431b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregorvoid CXXNameMangler::mangleNameOrStandardSubstitution(const NamedDecl *ND) { 12441b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor if (!mangleStandardSubstitution(ND)) 12451b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor mangleName(ND); 12461b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor} 12471b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor 12485f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleType(const BuiltinType *T) { 1249efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall // <type> ::= <builtin-type> 12505f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <builtin-type> ::= v # void 12515f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= w # wchar_t 12525f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= b # bool 12535f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= c # char 12545f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= a # signed char 12555f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= h # unsigned char 12565f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= s # short 12575f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= t # unsigned short 12585f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= i # int 12595f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= j # unsigned int 12605f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= l # long 12615f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= m # unsigned long 12625f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= x # long long, __int64 12635f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= y # unsigned long long, __int64 12645f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= n # __int128 12655f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= o # unsigned __int128 12665f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= f # float 12675f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= d # double 12685f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= e # long double, __float80 12695f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= g # __float128 12705f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= Dd # IEEE 754r decimal floating point (64 bits) 12715f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= De # IEEE 754r decimal floating point (128 bits) 12725f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= Df # IEEE 754r decimal floating point (32 bits) 12735f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= Dh # IEEE 754r half-precision floating point (16 bits) 1274f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith // ::= Di # char32_t 1275f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith // ::= Ds # char16_t 1276e292368afa63337f5ff64c967857a898d6f868daAnders Carlsson // ::= Dn # std::nullptr_t (i.e., decltype(nullptr)) 12775f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= u <source-name> # vendor extended type 12785f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor switch (T->getKind()) { 12795f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Void: Out << 'v'; break; 12805f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Bool: Out << 'b'; break; 12815f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Char_U: case BuiltinType::Char_S: Out << 'c'; break; 12825f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::UChar: Out << 'h'; break; 12835f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::UShort: Out << 't'; break; 12845f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::UInt: Out << 'j'; break; 12855f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::ULong: Out << 'm'; break; 12865f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::ULongLong: Out << 'y'; break; 12872df9ced9fd1e8c7d7b38443db07e0e811de22571Chris Lattner case BuiltinType::UInt128: Out << 'o'; break; 12885f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::SChar: Out << 'a'; break; 12893f59c975aa5d047f7edd1b900b5e885c38af0ef7Chris Lattner case BuiltinType::WChar_S: 12903f59c975aa5d047f7edd1b900b5e885c38af0ef7Chris Lattner case BuiltinType::WChar_U: Out << 'w'; break; 1291f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith case BuiltinType::Char16: Out << "Ds"; break; 1292f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith case BuiltinType::Char32: Out << "Di"; break; 12935f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Short: Out << 's'; break; 12945f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Int: Out << 'i'; break; 12955f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Long: Out << 'l'; break; 12965f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::LongLong: Out << 'x'; break; 12972df9ced9fd1e8c7d7b38443db07e0e811de22571Chris Lattner case BuiltinType::Int128: Out << 'n'; break; 12985f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Float: Out << 'f'; break; 12995f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Double: Out << 'd'; break; 13005f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::LongDouble: Out << 'e'; break; 1301e292368afa63337f5ff64c967857a898d6f868daAnders Carlsson case BuiltinType::NullPtr: Out << "Dn"; break; 13025f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 13035f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Overload: 13045f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Dependent: 13051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump assert(false && 13065f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor "Overloaded and dependent types shouldn't get to name mangling"); 13075f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 1308e89d15944dd3be750a09805ad21222d2fa9321faAnders Carlsson case BuiltinType::UndeducedAuto: 1309e89d15944dd3be750a09805ad21222d2fa9321faAnders Carlsson assert(0 && "Should not see undeduced auto here"); 1310e89d15944dd3be750a09805ad21222d2fa9321faAnders Carlsson break; 13119533a7fdb8397421f3be52e879442460a87389f6Steve Naroff case BuiltinType::ObjCId: Out << "11objc_object"; break; 13129533a7fdb8397421f3be52e879442460a87389f6Steve Naroff case BuiltinType::ObjCClass: Out << "10objc_class"; break; 131313dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian case BuiltinType::ObjCSel: Out << "13objc_selector"; break; 13145f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor } 13155f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 13165f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1317efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= <function-type> 1318efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <function-type> ::= F [Y] <bare-function-type> E 1319efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const FunctionProtoType *T) { 13205f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'F'; 1321f5408fe484495ee4efbdd709c8a2c2fdbbbdb328Mike Stump // FIXME: We don't have enough information in the AST to produce the 'Y' 1322f5408fe484495ee4efbdd709c8a2c2fdbbbdb328Mike Stump // encoding for extern "C" function types. 13235f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor mangleBareFunctionType(T, /*MangleReturnType=*/true); 13245f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'E'; 13255f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 1326efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const FunctionNoProtoType *T) { 13279f61aa9e280adea9fbf3365f0e4f6ed568c9885aJeffrey Yasskin llvm_unreachable("Can't mangle K&R function prototypes"); 1328efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 13295f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleBareFunctionType(const FunctionType *T, 13305f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor bool MangleReturnType) { 1331efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall // We should never be mangling something without a prototype. 1332efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall const FunctionProtoType *Proto = cast<FunctionProtoType>(T); 1333efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 13345f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <bare-function-type> ::= <signature type>+ 13355f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor if (MangleReturnType) 1336efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(Proto->getResultType()); 13375f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 133893296683a70eed2fae0b694748ed4cc51c53aef4Anders Carlsson if (Proto->getNumArgs() == 0 && !Proto->isVariadic()) { 1339a7e6845660f91ec611427e1db842780e1ec12bdbEli Friedman // <builtin-type> ::= v # void 1340c6c91bc019ff7fa09f6570025ba011aad4c0d004Anders Carlsson Out << 'v'; 1341c6c91bc019ff7fa09f6570025ba011aad4c0d004Anders Carlsson return; 1342c6c91bc019ff7fa09f6570025ba011aad4c0d004Anders Carlsson } 13431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 134472564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor for (FunctionProtoType::arg_type_iterator Arg = Proto->arg_type_begin(), 13451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump ArgEnd = Proto->arg_type_end(); 13465f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Arg != ArgEnd; ++Arg) 13475f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor mangleType(*Arg); 1348219cc61b505960195d538052f0e629b387ad60caDouglas Gregor 1349219cc61b505960195d538052f0e629b387ad60caDouglas Gregor // <builtin-type> ::= z # ellipsis 1350219cc61b505960195d538052f0e629b387ad60caDouglas Gregor if (Proto->isVariadic()) 1351219cc61b505960195d538052f0e629b387ad60caDouglas Gregor Out << 'z'; 13525f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 13535f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1354efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= <class-enum-type> 13551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump// <class-enum-type> ::= <name> 1356ed97649e9574b9d854fa4d6109c9333ae0993554John McCallvoid CXXNameMangler::mangleType(const UnresolvedUsingType *T) { 1357ed97649e9574b9d854fa4d6109c9333ae0993554John McCall mangleName(T->getDecl()); 1358ed97649e9574b9d854fa4d6109c9333ae0993554John McCall} 1359ed97649e9574b9d854fa4d6109c9333ae0993554John McCall 1360ed97649e9574b9d854fa4d6109c9333ae0993554John McCall// <type> ::= <class-enum-type> 1361ed97649e9574b9d854fa4d6109c9333ae0993554John McCall// <class-enum-type> ::= <name> 1362efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const EnumType *T) { 1363efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(static_cast<const TagType*>(T)); 1364efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1365efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const RecordType *T) { 1366efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(static_cast<const TagType*>(T)); 1367efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 13685f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleType(const TagType *T) { 1369ecb7e932e9274a0628477d17931a06b3b109024aEli Friedman mangleName(T->getDecl()); 13705f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 13715f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1372efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= <array-type> 1373efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <array-type> ::= A <positive dimension number> _ <element type> 1374efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// ::= A [<dimension expression>] _ <element type> 1375efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const ConstantArrayType *T) { 1376efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'A' << T->getSize() << '_'; 1377efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getElementType()); 1378efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1379efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const VariableArrayType *T) { 13805f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'A'; 13817281d1fbea62a4549b045bb7dc434904f2b609d8Fariborz Jahanian // decayed vla types (size 0) will just be skipped. 13827281d1fbea62a4549b045bb7dc434904f2b609d8Fariborz Jahanian if (T->getSizeExpr()) 13837281d1fbea62a4549b045bb7dc434904f2b609d8Fariborz Jahanian mangleExpression(T->getSizeExpr()); 13845f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << '_'; 13855f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor mangleType(T->getElementType()); 13865f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 1387efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const DependentSizedArrayType *T) { 1388efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'A'; 1389efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleExpression(T->getSizeExpr()); 1390efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << '_'; 1391efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getElementType()); 1392efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1393efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const IncompleteArrayType *T) { 1394271b665c4e357809d245c1ab811f20bf1f0dfc1fNick Lewycky Out << "A_"; 1395efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getElementType()); 1396efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 13975f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1398efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= <pointer-to-member-type> 1399efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <pointer-to-member-type> ::= M <class type> <member type> 14005f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleType(const MemberPointerType *T) { 14015f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'M'; 14025f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor mangleType(QualType(T->getClass(), 0)); 14030e650017acdbbeb0c590e77bbea88c200ea1caefAnders Carlsson QualType PointeeType = T->getPointeeType(); 14040e650017acdbbeb0c590e77bbea88c200ea1caefAnders Carlsson if (const FunctionProtoType *FPT = dyn_cast<FunctionProtoType>(PointeeType)) { 14050953e767ff7817f97b3ab20896b229891eeff45bJohn McCall mangleQualifiers(Qualifiers::fromCVRMask(FPT->getTypeQuals())); 14060a9a6d68979619a621fedc5089674487f720f765Douglas Gregor mangleRefQualifier(FPT->getRefQualifier()); 14070e650017acdbbeb0c590e77bbea88c200ea1caefAnders Carlsson mangleType(FPT); 14089d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson 14099d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // Itanium C++ ABI 5.1.8: 14109d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // 14119d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // The type of a non-static member function is considered to be different, 14129d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // for the purposes of substitution, from the type of a namespace-scope or 14139d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // static member function whose type appears similar. The types of two 14149d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // non-static member functions are considered to be different, for the 14159d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // purposes of substitution, if the functions are members of different 14169d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // classes. In other words, for the purposes of substitution, the class of 14179d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // which the function is a member is considered part of the type of 14189d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // function. 14199d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson 14209d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // We increment the SeqID here to emulate adding an entry to the 14219d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // substitution table. We can't actually add it because we don't want this 14229d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // particular function type to be substituted. 14239d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson ++SeqID; 14241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump } else 14250e650017acdbbeb0c590e77bbea88c200ea1caefAnders Carlsson mangleType(PointeeType); 14265f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 14275f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1428efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= <template-param> 14295f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleType(const TemplateTypeParmType *T) { 14300ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson mangleTemplateParameter(T->getIndex()); 14315f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 14325f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1433c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor// <type> ::= <template-param> 1434c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregorvoid CXXNameMangler::mangleType(const SubstTemplateTypeParmPackType *T) { 1435c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor mangleTemplateParameter(T->getReplacedParameter()->getIndex()); 1436c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor} 1437c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor 1438efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= P <type> # pointer-to 1439efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const PointerType *T) { 1440efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'P'; 1441efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getPointeeType()); 1442efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1443efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const ObjCObjectPointerType *T) { 1444efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'P'; 1445efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getPointeeType()); 1446efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1447efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1448efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= R <type> # reference-to 1449efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const LValueReferenceType *T) { 1450efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'R'; 1451efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getPointeeType()); 1452efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1453efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1454efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= O <type> # rvalue reference-to (C++0x) 1455efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const RValueReferenceType *T) { 1456efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'O'; 1457efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getPointeeType()); 1458efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1459efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1460efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= C <type> # complex pair (C 2000) 1461efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const ComplexType *T) { 1462efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'C'; 1463efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getElementType()); 1464efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1465efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1466c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson// ARM's ABI for Neon vector types specifies that they should be mangled as 146757147a8615bca96e067975fe931baf5d741876a4Bob Wilson// if they are structs (to match ARM's initial implementation). The 146857147a8615bca96e067975fe931baf5d741876a4Bob Wilson// vector type must be one of the special types predefined by ARM. 146957147a8615bca96e067975fe931baf5d741876a4Bob Wilsonvoid CXXNameMangler::mangleNeonVectorType(const VectorType *T) { 1470c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson QualType EltType = T->getElementType(); 147157147a8615bca96e067975fe931baf5d741876a4Bob Wilson assert(EltType->isBuiltinType() && "Neon vector element not a BuiltinType"); 1472c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson const char *EltName = 0; 1473491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson if (T->getVectorKind() == VectorType::NeonPolyVector) { 1474491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson switch (cast<BuiltinType>(EltType)->getKind()) { 14754cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::SChar: EltName = "poly8_t"; break; 14764cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::Short: EltName = "poly16_t"; break; 147757147a8615bca96e067975fe931baf5d741876a4Bob Wilson default: llvm_unreachable("unexpected Neon polynomial vector element type"); 1478491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson } 1479491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson } else { 1480491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson switch (cast<BuiltinType>(EltType)->getKind()) { 14814cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::SChar: EltName = "int8_t"; break; 14824cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::UChar: EltName = "uint8_t"; break; 14834cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::Short: EltName = "int16_t"; break; 14844cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::UShort: EltName = "uint16_t"; break; 14854cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::Int: EltName = "int32_t"; break; 14864cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::UInt: EltName = "uint32_t"; break; 14874cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::LongLong: EltName = "int64_t"; break; 14884cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::ULongLong: EltName = "uint64_t"; break; 14894cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::Float: EltName = "float32_t"; break; 149057147a8615bca96e067975fe931baf5d741876a4Bob Wilson default: llvm_unreachable("unexpected Neon vector element type"); 1491491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson } 1492c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson } 1493c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson const char *BaseName = 0; 14944cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson unsigned BitSize = (T->getNumElements() * 14953a7230218d37de975096280472fa55294024b728Bob Wilson getASTContext().getTypeSize(EltType)); 1496c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson if (BitSize == 64) 1497c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson BaseName = "__simd64_"; 149857147a8615bca96e067975fe931baf5d741876a4Bob Wilson else { 149957147a8615bca96e067975fe931baf5d741876a4Bob Wilson assert(BitSize == 128 && "Neon vector type not 64 or 128 bits"); 1500c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson BaseName = "__simd128_"; 150157147a8615bca96e067975fe931baf5d741876a4Bob Wilson } 1502c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson Out << strlen(BaseName) + strlen(EltName); 1503c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson Out << BaseName << EltName; 1504c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson} 1505c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson 1506efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// GNU extension: vector types 1507788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// <type> ::= <vector-type> 1508788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// <vector-type> ::= Dv <positive dimension number> _ 1509788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// <extended element type> 1510788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// ::= Dv [<dimension expression>] _ <element type> 1511788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// <extended element type> ::= <element type> 1512788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// ::= p # AltiVec vector pixel 1513efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const VectorType *T) { 1514491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson if ((T->getVectorKind() == VectorType::NeonVector || 151557147a8615bca96e067975fe931baf5d741876a4Bob Wilson T->getVectorKind() == VectorType::NeonPolyVector)) { 151657147a8615bca96e067975fe931baf5d741876a4Bob Wilson mangleNeonVectorType(T); 1517c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson return; 151857147a8615bca96e067975fe931baf5d741876a4Bob Wilson } 15190e5f067da58e43aa9bdfd1317283b52d4beeb19aNick Lewycky Out << "Dv" << T->getNumElements() << '_'; 1520e86d78cf4754a6aef2cf9a33d847aa15338e276fBob Wilson if (T->getVectorKind() == VectorType::AltiVecPixel) 1521788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner Out << 'p'; 1522e86d78cf4754a6aef2cf9a33d847aa15338e276fBob Wilson else if (T->getVectorKind() == VectorType::AltiVecBool) 1523788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner Out << 'b'; 1524788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner else 1525788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner mangleType(T->getElementType()); 1526efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1527efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const ExtVectorType *T) { 1528efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(static_cast<const VectorType*>(T)); 1529efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1530efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const DependentSizedExtVectorType *T) { 15310e5f067da58e43aa9bdfd1317283b52d4beeb19aNick Lewycky Out << "Dv"; 15320e5f067da58e43aa9bdfd1317283b52d4beeb19aNick Lewycky mangleExpression(T->getSizeExpr()); 15330e5f067da58e43aa9bdfd1317283b52d4beeb19aNick Lewycky Out << '_'; 1534efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getElementType()); 1535efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1536efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 15377536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregorvoid CXXNameMangler::mangleType(const PackExpansionType *T) { 15384fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // <type> ::= Dp <type> # pack expansion (C++0x) 1539255c269f35928a8194fb591656c67ec4ebd846ebDouglas Gregor Out << "Dp"; 15407536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor mangleType(T->getPattern()); 15417536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor} 15427536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor 1543a40c5e4f6969c6e9c980e7506b6f0a9477808645Anders Carlssonvoid CXXNameMangler::mangleType(const ObjCInterfaceType *T) { 1544a40c5e4f6969c6e9c980e7506b6f0a9477808645Anders Carlsson mangleSourceName(T->getDecl()->getIdentifier()); 1545a40c5e4f6969c6e9c980e7506b6f0a9477808645Anders Carlsson} 1546a40c5e4f6969c6e9c980e7506b6f0a9477808645Anders Carlsson 1547c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCallvoid CXXNameMangler::mangleType(const ObjCObjectType *T) { 1548c00c1f6638a8ca771df14133560873fc21f31234John McCall // We don't allow overloading by different protocol qualification, 1549c00c1f6638a8ca771df14133560873fc21f31234John McCall // so mangling them isn't necessary. 1550c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall mangleType(T->getBaseType()); 1551c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 1552c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 1553efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const BlockPointerType *T) { 1554f28c687866aed1ed7b4b9ddf44a51673861236cfAnders Carlsson Out << "U13block_pointer"; 1555f28c687866aed1ed7b4b9ddf44a51673861236cfAnders Carlsson mangleType(T->getPointeeType()); 1556efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1557efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 155831f17ecbef57b5679c017c375db330546b7b5145John McCallvoid CXXNameMangler::mangleType(const InjectedClassNameType *T) { 155931f17ecbef57b5679c017c375db330546b7b5145John McCall // Mangle injected class name types as if the user had written the 156031f17ecbef57b5679c017c375db330546b7b5145John McCall // specialization out fully. It may not actually be possible to see 156131f17ecbef57b5679c017c375db330546b7b5145John McCall // this mangling, though. 156231f17ecbef57b5679c017c375db330546b7b5145John McCall mangleType(T->getInjectedSpecializationType()); 156331f17ecbef57b5679c017c375db330546b7b5145John McCall} 156431f17ecbef57b5679c017c375db330546b7b5145John McCall 1565efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const TemplateSpecializationType *T) { 15661e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (TemplateDecl *TD = T->getTemplateName().getAsTemplateDecl()) { 15671e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor mangleName(TD, T->getArgs(), T->getNumArgs()); 15681e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor } else { 15691e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (mangleSubstitution(QualType(T, 0))) 15701e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return; 1571c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 15721e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor mangleTemplatePrefix(T->getTemplateName()); 1573c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 15741e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // FIXME: GCC does not appear to mangle the template arguments when 15751e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // the template in question is a dependent template name. Should we 15761e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // emulate that badness? 15771e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor mangleTemplateArgs(T->getTemplateName(), T->getArgs(), T->getNumArgs()); 15781e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor addSubstitution(QualType(T, 0)); 15791e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor } 1580efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1581efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 15824714c12a1ab759156b78be8f109ea4c12213af57Douglas Gregorvoid CXXNameMangler::mangleType(const DependentNameType *T) { 1583ae3524866124021f3bc695886668254093c0793fAnders Carlsson // Typename types are always nested 1584ae3524866124021f3bc695886668254093c0793fAnders Carlsson Out << 'N'; 158533500955d731c73717af52088b7fc0e7a85681e7John McCall mangleUnresolvedScope(T->getQualifier()); 158633500955d731c73717af52088b7fc0e7a85681e7John McCall mangleSourceName(T->getIdentifier()); 158733500955d731c73717af52088b7fc0e7a85681e7John McCall Out << 'E'; 158833500955d731c73717af52088b7fc0e7a85681e7John McCall} 15896ab30e0c027458ff5293b898204ac2d1a789668eJohn McCall 159033500955d731c73717af52088b7fc0e7a85681e7John McCallvoid CXXNameMangler::mangleType(const DependentTemplateSpecializationType *T) { 159133500955d731c73717af52088b7fc0e7a85681e7John McCall // Dependently-scoped template types are always nested 159233500955d731c73717af52088b7fc0e7a85681e7John McCall Out << 'N'; 159333500955d731c73717af52088b7fc0e7a85681e7John McCall 159433500955d731c73717af52088b7fc0e7a85681e7John McCall // TODO: avoid making this TemplateName. 159533500955d731c73717af52088b7fc0e7a85681e7John McCall TemplateName Prefix = 159633500955d731c73717af52088b7fc0e7a85681e7John McCall getASTContext().getDependentTemplateName(T->getQualifier(), 159733500955d731c73717af52088b7fc0e7a85681e7John McCall T->getIdentifier()); 159833500955d731c73717af52088b7fc0e7a85681e7John McCall mangleTemplatePrefix(Prefix); 159933500955d731c73717af52088b7fc0e7a85681e7John McCall 160033500955d731c73717af52088b7fc0e7a85681e7John McCall // FIXME: GCC does not appear to mangle the template arguments when 160133500955d731c73717af52088b7fc0e7a85681e7John McCall // the template in question is a dependent template name. Should we 160233500955d731c73717af52088b7fc0e7a85681e7John McCall // emulate that badness? 160333500955d731c73717af52088b7fc0e7a85681e7John McCall mangleTemplateArgs(Prefix, T->getArgs(), T->getNumArgs()); 1604ae3524866124021f3bc695886668254093c0793fAnders Carlsson Out << 'E'; 1605efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1606efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1607ad5e73887052193afda72db8efcb812bd083a4a8John McCallvoid CXXNameMangler::mangleType(const TypeOfType *T) { 1608ad5e73887052193afda72db8efcb812bd083a4a8John McCall // FIXME: this is pretty unsatisfactory, but there isn't an obvious 1609ad5e73887052193afda72db8efcb812bd083a4a8John McCall // "extension with parameters" mangling. 1610ad5e73887052193afda72db8efcb812bd083a4a8John McCall Out << "u6typeof"; 1611ad5e73887052193afda72db8efcb812bd083a4a8John McCall} 1612ad5e73887052193afda72db8efcb812bd083a4a8John McCall 1613ad5e73887052193afda72db8efcb812bd083a4a8John McCallvoid CXXNameMangler::mangleType(const TypeOfExprType *T) { 1614ad5e73887052193afda72db8efcb812bd083a4a8John McCall // FIXME: this is pretty unsatisfactory, but there isn't an obvious 1615ad5e73887052193afda72db8efcb812bd083a4a8John McCall // "extension with parameters" mangling. 1616ad5e73887052193afda72db8efcb812bd083a4a8John McCall Out << "u6typeof"; 1617ad5e73887052193afda72db8efcb812bd083a4a8John McCall} 1618ad5e73887052193afda72db8efcb812bd083a4a8John McCall 1619ad5e73887052193afda72db8efcb812bd083a4a8John McCallvoid CXXNameMangler::mangleType(const DecltypeType *T) { 1620ad5e73887052193afda72db8efcb812bd083a4a8John McCall Expr *E = T->getUnderlyingExpr(); 1621193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 1622ad5e73887052193afda72db8efcb812bd083a4a8John McCall // type ::= Dt <expression> E # decltype of an id-expression 1623ad5e73887052193afda72db8efcb812bd083a4a8John McCall // # or class member access 1624ad5e73887052193afda72db8efcb812bd083a4a8John McCall // ::= DT <expression> E # decltype of an expression 1625ad5e73887052193afda72db8efcb812bd083a4a8John McCall 1626ad5e73887052193afda72db8efcb812bd083a4a8John McCall // This purports to be an exhaustive list of id-expressions and 1627ad5e73887052193afda72db8efcb812bd083a4a8John McCall // class member accesses. Note that we do not ignore parentheses; 1628ad5e73887052193afda72db8efcb812bd083a4a8John McCall // parentheses change the semantics of decltype for these 1629ad5e73887052193afda72db8efcb812bd083a4a8John McCall // expressions (and cause the mangler to use the other form). 1630ad5e73887052193afda72db8efcb812bd083a4a8John McCall if (isa<DeclRefExpr>(E) || 1631ad5e73887052193afda72db8efcb812bd083a4a8John McCall isa<MemberExpr>(E) || 1632ad5e73887052193afda72db8efcb812bd083a4a8John McCall isa<UnresolvedLookupExpr>(E) || 1633ad5e73887052193afda72db8efcb812bd083a4a8John McCall isa<DependentScopeDeclRefExpr>(E) || 1634ad5e73887052193afda72db8efcb812bd083a4a8John McCall isa<CXXDependentScopeMemberExpr>(E) || 1635ad5e73887052193afda72db8efcb812bd083a4a8John McCall isa<UnresolvedMemberExpr>(E)) 1636ad5e73887052193afda72db8efcb812bd083a4a8John McCall Out << "Dt"; 1637ad5e73887052193afda72db8efcb812bd083a4a8John McCall else 1638ad5e73887052193afda72db8efcb812bd083a4a8John McCall Out << "DT"; 1639ad5e73887052193afda72db8efcb812bd083a4a8John McCall mangleExpression(E); 1640ad5e73887052193afda72db8efcb812bd083a4a8John McCall Out << 'E'; 1641ad5e73887052193afda72db8efcb812bd083a4a8John McCall} 1642ad5e73887052193afda72db8efcb812bd083a4a8John McCall 1643193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnamvoid CXXNameMangler::mangleIntegerLiteral(QualType T, 1644e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson const llvm::APSInt &Value) { 1645e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson // <expr-primary> ::= L <type> <value number> E # integer literal 1646e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson Out << 'L'; 1647193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 1648e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleType(T); 1649e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson if (T->isBooleanType()) { 1650e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson // Boolean values are encoded as 0/1. 1651e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson Out << (Value.getBoolValue() ? '1' : '0'); 1652e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson } else { 16530512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleNumber(Value); 1654e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson } 1655e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson Out << 'E'; 1656193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 1657e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson} 1658e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson 16592f27bf854f0519810b34afd209089cc75536b757John McCall/// Mangles a member expression. Implicit accesses are not handled, 16602f27bf854f0519810b34afd209089cc75536b757John McCall/// but that should be okay, because you shouldn't be able to 16612f27bf854f0519810b34afd209089cc75536b757John McCall/// make an implicit access in a function template declaration. 16622f27bf854f0519810b34afd209089cc75536b757John McCallvoid CXXNameMangler::mangleMemberExpr(const Expr *Base, 16632f27bf854f0519810b34afd209089cc75536b757John McCall bool IsArrow, 16642f27bf854f0519810b34afd209089cc75536b757John McCall NestedNameSpecifier *Qualifier, 16652f27bf854f0519810b34afd209089cc75536b757John McCall DeclarationName Member, 16662f27bf854f0519810b34afd209089cc75536b757John McCall unsigned Arity) { 1667e1e342f4a96f132d8d7e802284417bd520f9f4f8John McCall // gcc-4.4 uses 'dt' for dot expressions, which is reasonable. 1668e1e342f4a96f132d8d7e802284417bd520f9f4f8John McCall // OTOH, gcc also mangles the name as an expression. 1669e1e342f4a96f132d8d7e802284417bd520f9f4f8John McCall Out << (IsArrow ? "pt" : "dt"); 16702f27bf854f0519810b34afd209089cc75536b757John McCall mangleExpression(Base); 16712f27bf854f0519810b34afd209089cc75536b757John McCall mangleUnresolvedName(Qualifier, Member, Arity); 16722f27bf854f0519810b34afd209089cc75536b757John McCall} 16732f27bf854f0519810b34afd209089cc75536b757John McCall 16745e1e89b8af283af34943a477dc6378f1a641df26John McCallvoid CXXNameMangler::mangleExpression(const Expr *E, unsigned Arity) { 1675d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // <expression> ::= <unary operator-name> <expression> 167609cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall // ::= <binary operator-name> <expression> <expression> 167709cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall // ::= <trinary operator-name> <expression> <expression> <expression> 1678a7e6845660f91ec611427e1db842780e1ec12bdbEli Friedman // ::= cl <expression>* E # call 1679d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= cv <type> expression # conversion with one argument 1680d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= cv <type> _ <expression>* E # conversion with a different number of arguments 1681a7e6845660f91ec611427e1db842780e1ec12bdbEli Friedman // ::= st <type> # sizeof (a type) 1682d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= at <type> # alignof (a type) 1683d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= <template-param> 1684d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= <function-param> 1685d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= sr <type> <unqualified-name> # dependent name 1686d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= sr <type> <unqualified-name> <template-args> # dependent template-id 1687d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= sZ <template-param> # size of a parameter pack 16884fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // ::= sZ <function-param> # size of a function parameter pack 168909cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall // ::= <expr-primary> 16901dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // <expr-primary> ::= L <type> <value number> E # integer literal 16911dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // ::= L <type <value float> E # floating literal 16921dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // ::= L <mangled-name> E # external name 1693d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson switch (E->getStmtClass()) { 16946ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall case Expr::NoStmtClass: 169563c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall#define ABSTRACT_STMT(Type) 16966ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall#define EXPR(Type, Base) 16976ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall#define STMT(Type, Base) \ 16986ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall case Expr::Type##Class: 16994bfe1968410ea8ffe3b4f629addd7c4bcf484765Sean Hunt#include "clang/AST/StmtNodes.inc" 17000512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // fallthrough 17010512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 17020512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // These all can only appear in local or variable-initialization 17030512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // contexts and so should never appear in a mangling. 17040512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::AddrLabelExprClass: 17050512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::BlockDeclRefExprClass: 17060512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXThisExprClass: 17070512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::DesignatedInitExprClass: 17080512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ImplicitValueInitExprClass: 17090512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::InitListExprClass: 17100512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ParenListExprClass: 17110512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXScalarValueInitExprClass: 171209cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall llvm_unreachable("unexpected statement kind"); 171309cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall break; 171409cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall 17150512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // FIXME: invent manglings for all these. 17160512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::BlockExprClass: 17170512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXPseudoDestructorExprClass: 17180512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ChooseExprClass: 17190512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CompoundLiteralExprClass: 17200512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ExtVectorElementExprClass: 17210512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCEncodeExprClass: 17220512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCIsaExprClass: 17230512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCIvarRefExprClass: 17240512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCMessageExprClass: 17250512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCPropertyRefExprClass: 17260512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCProtocolExprClass: 17270512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCSelectorExprClass: 17280512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCStringLiteralClass: 17290512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::OffsetOfExprClass: 17300512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::PredefinedExprClass: 17310512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ShuffleVectorExprClass: 17320512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::StmtExprClass: 17330512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::UnaryTypeTraitExprClass: 17346ad6f2848d7652ab2991286eb48be440d3493b28Francois Pichet case Expr::BinaryTypeTraitExprClass: 17359be88403e965cc49af76c9d33d818781d44b333eFrancois Pichet case Expr::VAArgExprClass: 17362e156225a29407a50dd19041aa5750171ad44ea3Sebastian Redl case Expr::CXXUuidofExprClass: 1737e08ce650a2b02410eddd1f60a4aa6b3d4be71e73Peter Collingbourne case Expr::CXXNoexceptExprClass: 1738e08ce650a2b02410eddd1f60a4aa6b3d4be71e73Peter Collingbourne case Expr::CUDAKernelCallExprClass: { 17396ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall // As bad as this diagnostic is, it's better than crashing. 17406ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall Diagnostic &Diags = Context.getDiags(); 17416ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall unsigned DiagID = Diags.getCustomDiagID(Diagnostic::Error, 17426ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall "cannot yet mangle expression type %0"); 174333e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Diags.Report(E->getExprLoc(), DiagID) 1744739bf09fc6c7e34a86f1b049b44e58a4718dd348John McCall << E->getStmtClassName() << E->getSourceRange(); 17456ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall break; 17466ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall } 17476ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall 17487cd7d1ad33fdf49eef83942e8855fe20d95aa1b9John McCall case Expr::OpaqueValueExprClass: 17497cd7d1ad33fdf49eef83942e8855fe20d95aa1b9John McCall llvm_unreachable("cannot mangle opaque value; mangling wrong thing?"); 17507cd7d1ad33fdf49eef83942e8855fe20d95aa1b9John McCall 17510512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXDefaultArgExprClass: 17525e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(cast<CXXDefaultArgExpr>(E)->getExpr(), Arity); 17530512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 17540512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 17550512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXMemberCallExprClass: // fallthrough 17561dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::CallExprClass: { 17571dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const CallExpr *CE = cast<CallExpr>(E); 17581dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Out << "cl"; 17595e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(CE->getCallee(), CE->getNumArgs()); 17601dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall for (unsigned I = 0, N = CE->getNumArgs(); I != N; ++I) 17611dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleExpression(CE->getArg(I)); 176235f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'E'; 176309cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall break; 17641dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 17651dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 17660512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXNewExprClass: { 17670512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Proposal from David Vandervoorde, 2010.06.30 17680512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const CXXNewExpr *New = cast<CXXNewExpr>(E); 17690512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (New->isGlobalNew()) Out << "gs"; 17700512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << (New->isArray() ? "na" : "nw"); 17710512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall for (CXXNewExpr::const_arg_iterator I = New->placement_arg_begin(), 17720512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall E = New->placement_arg_end(); I != E; ++I) 17730512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(*I); 17740512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << '_'; 17750512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleType(New->getAllocatedType()); 17760512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (New->hasInitializer()) { 17770512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "pi"; 17780512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall for (CXXNewExpr::const_arg_iterator I = New->constructor_arg_begin(), 17790512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall E = New->constructor_arg_end(); I != E; ++I) 17800512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(*I); 17810512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 17820512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'E'; 17830512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 17840512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 17850512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 17862f27bf854f0519810b34afd209089cc75536b757John McCall case Expr::MemberExprClass: { 17872f27bf854f0519810b34afd209089cc75536b757John McCall const MemberExpr *ME = cast<MemberExpr>(E); 17882f27bf854f0519810b34afd209089cc75536b757John McCall mangleMemberExpr(ME->getBase(), ME->isArrow(), 17892f27bf854f0519810b34afd209089cc75536b757John McCall ME->getQualifier(), ME->getMemberDecl()->getDeclName(), 17905e1e89b8af283af34943a477dc6378f1a641df26John McCall Arity); 17912f27bf854f0519810b34afd209089cc75536b757John McCall break; 17922f27bf854f0519810b34afd209089cc75536b757John McCall } 17932f27bf854f0519810b34afd209089cc75536b757John McCall 17942f27bf854f0519810b34afd209089cc75536b757John McCall case Expr::UnresolvedMemberExprClass: { 17952f27bf854f0519810b34afd209089cc75536b757John McCall const UnresolvedMemberExpr *ME = cast<UnresolvedMemberExpr>(E); 17962f27bf854f0519810b34afd209089cc75536b757John McCall mangleMemberExpr(ME->getBase(), ME->isArrow(), 17972f27bf854f0519810b34afd209089cc75536b757John McCall ME->getQualifier(), ME->getMemberName(), 17985e1e89b8af283af34943a477dc6378f1a641df26John McCall Arity); 17996dbce19fdae4cfae4eb5f826284978e723a04e61John McCall if (ME->hasExplicitTemplateArgs()) 18006dbce19fdae4cfae4eb5f826284978e723a04e61John McCall mangleTemplateArgs(ME->getExplicitTemplateArgs()); 18012f27bf854f0519810b34afd209089cc75536b757John McCall break; 18022f27bf854f0519810b34afd209089cc75536b757John McCall } 18032f27bf854f0519810b34afd209089cc75536b757John McCall 18042f27bf854f0519810b34afd209089cc75536b757John McCall case Expr::CXXDependentScopeMemberExprClass: { 18052f27bf854f0519810b34afd209089cc75536b757John McCall const CXXDependentScopeMemberExpr *ME 18062f27bf854f0519810b34afd209089cc75536b757John McCall = cast<CXXDependentScopeMemberExpr>(E); 18072f27bf854f0519810b34afd209089cc75536b757John McCall mangleMemberExpr(ME->getBase(), ME->isArrow(), 18082f27bf854f0519810b34afd209089cc75536b757John McCall ME->getQualifier(), ME->getMember(), 18095e1e89b8af283af34943a477dc6378f1a641df26John McCall Arity); 18106dbce19fdae4cfae4eb5f826284978e723a04e61John McCall if (ME->hasExplicitTemplateArgs()) 18116dbce19fdae4cfae4eb5f826284978e723a04e61John McCall mangleTemplateArgs(ME->getExplicitTemplateArgs()); 18122f27bf854f0519810b34afd209089cc75536b757John McCall break; 18132f27bf854f0519810b34afd209089cc75536b757John McCall } 18142f27bf854f0519810b34afd209089cc75536b757John McCall 18151dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::UnresolvedLookupExprClass: { 1816a3218e7399a99ec7f64c2efc027d9f61eaeb0ad4John McCall // The ABI doesn't cover how to mangle overload sets, so we mangle 1817a3218e7399a99ec7f64c2efc027d9f61eaeb0ad4John McCall // using something as close as possible to the original lookup 1818a3218e7399a99ec7f64c2efc027d9f61eaeb0ad4John McCall // expression. 18191dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const UnresolvedLookupExpr *ULE = cast<UnresolvedLookupExpr>(E); 18205e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleUnresolvedName(ULE->getQualifier(), ULE->getName(), Arity); 18216dbce19fdae4cfae4eb5f826284978e723a04e61John McCall if (ULE->hasExplicitTemplateArgs()) 18226dbce19fdae4cfae4eb5f826284978e723a04e61John McCall mangleTemplateArgs(ULE->getExplicitTemplateArgs()); 18231dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 18241dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 18251dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 1826193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam case Expr::CXXUnresolvedConstructExprClass: { 18271dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const CXXUnresolvedConstructExpr *CE = cast<CXXUnresolvedConstructExpr>(E); 18281dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned N = CE->arg_size(); 182909cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall 18301dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Out << "cv"; 18311dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleType(CE->getType()); 183235f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer if (N != 1) Out << '_'; 18331dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall for (unsigned I = 0; I != N; ++I) mangleExpression(CE->getArg(I)); 183435f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer if (N != 1) Out << 'E'; 1835193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam break; 18361dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 18371dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 18381dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::CXXTemporaryObjectExprClass: 18391dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::CXXConstructExprClass: { 18401dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const CXXConstructExpr *CE = cast<CXXConstructExpr>(E); 18411dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned N = CE->getNumArgs(); 184209cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall 18431dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Out << "cv"; 18441dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleType(CE->getType()); 184535f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer if (N != 1) Out << '_'; 18461dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall for (unsigned I = 0; I != N; ++I) mangleExpression(CE->getArg(I)); 184735f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer if (N != 1) Out << 'E'; 184809cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall break; 18491dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 18501dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 18511dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::SizeOfAlignOfExprClass: { 18521dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const SizeOfAlignOfExpr *SAE = cast<SizeOfAlignOfExpr>(E); 185335f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer if (SAE->isSizeOf()) Out << 's'; 185435f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer else Out << 'a'; 18551dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (SAE->isArgumentType()) { 185635f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 't'; 18571dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleType(SAE->getArgumentType()); 18581dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } else { 185935f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'z'; 18601dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleExpression(SAE->getArgumentExpr()); 18611dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 18621dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 18631dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 1864a7694087e4abaea261918ffbb3ffe38feb1da489Anders Carlsson 18650512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXThrowExprClass: { 18660512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const CXXThrowExpr *TE = cast<CXXThrowExpr>(E); 18670512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 18680512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Proposal from David Vandervoorde, 2010.06.30 18690512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (TE->getSubExpr()) { 18700512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "tw"; 18710512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(TE->getSubExpr()); 18720512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } else { 18730512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "tr"; 18740512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 18750512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 18760512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 18770512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 18780512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXTypeidExprClass: { 18790512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const CXXTypeidExpr *TIE = cast<CXXTypeidExpr>(E); 18800512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 18810512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Proposal from David Vandervoorde, 2010.06.30 18820512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (TIE->isTypeOperand()) { 18830512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "ti"; 18840512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleType(TIE->getTypeOperand()); 18850512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } else { 18860512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "te"; 18870512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(TIE->getExprOperand()); 18880512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 18890512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 18900512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 18910512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 18920512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXDeleteExprClass: { 18930512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const CXXDeleteExpr *DE = cast<CXXDeleteExpr>(E); 18940512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 18950512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Proposal from David Vandervoorde, 2010.06.30 18960512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (DE->isGlobalDelete()) Out << "gs"; 18970512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << (DE->isArrayForm() ? "da" : "dl"); 18980512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(DE->getArgument()); 18990512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 19000512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 19010512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 1902e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson case Expr::UnaryOperatorClass: { 1903e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson const UnaryOperator *UO = cast<UnaryOperator>(E); 1904193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam mangleOperatorName(UnaryOperator::getOverloadedOperator(UO->getOpcode()), 1905e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson /*Arity=*/1); 1906e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleExpression(UO->getSubExpr()); 1907e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson break; 1908e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson } 1909193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 19100512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ArraySubscriptExprClass: { 19110512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const ArraySubscriptExpr *AE = cast<ArraySubscriptExpr>(E); 19120512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 19130512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Array subscript is treated as a syntactically wierd form of 19140512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // binary operator. 19150512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "ix"; 19160512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(AE->getLHS()); 19170512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(AE->getRHS()); 19180512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 19190512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 19200512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 19210512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CompoundAssignOperatorClass: // fallthrough 1922e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson case Expr::BinaryOperatorClass: { 1923e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson const BinaryOperator *BO = cast<BinaryOperator>(E); 1924193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam mangleOperatorName(BinaryOperator::getOverloadedOperator(BO->getOpcode()), 1925e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson /*Arity=*/2); 1926e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleExpression(BO->getLHS()); 1927193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam mangleExpression(BO->getRHS()); 1928e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson break; 19292f27bf854f0519810b34afd209089cc75536b757John McCall } 1930e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson 1931e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson case Expr::ConditionalOperatorClass: { 1932e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson const ConditionalOperator *CO = cast<ConditionalOperator>(E); 1933e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleOperatorName(OO_Conditional, /*Arity=*/3); 1934e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleExpression(CO->getCond()); 19355e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(CO->getLHS(), Arity); 19365e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(CO->getRHS(), Arity); 1937e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson break; 1938e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson } 1939e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson 194046287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::ImplicitCastExprClass: { 19415e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(cast<ImplicitCastExpr>(E)->getSubExpr(), Arity); 194246287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor break; 194346287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor } 194446287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor 194546287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CStyleCastExprClass: 194646287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CXXStaticCastExprClass: 194746287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CXXDynamicCastExprClass: 194846287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CXXReinterpretCastExprClass: 194946287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CXXConstCastExprClass: 195046287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CXXFunctionalCastExprClass: { 195146287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor const ExplicitCastExpr *ECE = cast<ExplicitCastExpr>(E); 195246287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor Out << "cv"; 195346287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor mangleType(ECE->getType()); 195446287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor mangleExpression(ECE->getSubExpr()); 195546287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor break; 195646287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor } 1957193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 195858040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson case Expr::CXXOperatorCallExprClass: { 195958040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson const CXXOperatorCallExpr *CE = cast<CXXOperatorCallExpr>(E); 196058040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson unsigned NumArgs = CE->getNumArgs(); 196158040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson mangleOperatorName(CE->getOperator(), /*Arity=*/NumArgs); 196258040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson // Mangle the arguments. 196358040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson for (unsigned i = 0; i != NumArgs; ++i) 196458040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson mangleExpression(CE->getArg(i)); 196558040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson break; 196658040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson } 1967193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 1968a7694087e4abaea261918ffbb3ffe38feb1da489Anders Carlsson case Expr::ParenExprClass: 19695e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(cast<ParenExpr>(E)->getSubExpr(), Arity); 1970a7694087e4abaea261918ffbb3ffe38feb1da489Anders Carlsson break; 1971a7694087e4abaea261918ffbb3ffe38feb1da489Anders Carlsson 1972d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson case Expr::DeclRefExprClass: { 19735ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor const NamedDecl *D = cast<DeclRefExpr>(E)->getDecl(); 19743c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 1975d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson switch (D->getKind()) { 1976193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam default: 19775ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor // <expr-primary> ::= L <mangled-name> E # external name 19785ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor Out << 'L'; 19795ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor mangle(D, "_Z"); 19805ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor Out << 'E'; 19815ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor break; 19825ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor 19833dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall case Decl::EnumConstant: { 19843dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall const EnumConstantDecl *ED = cast<EnumConstantDecl>(D); 19853dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall mangleIntegerLiteral(ED->getType(), ED->getInitVal()); 19863dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall break; 19873dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall } 19883dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall 1989d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson case Decl::NonTypeTemplateParm: { 1990d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson const NonTypeTemplateParmDecl *PD = cast<NonTypeTemplateParmDecl>(D); 19910ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson mangleTemplateParameter(PD->getIndex()); 1992d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson break; 1993d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson } 1994d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson 1995d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson } 19963c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 199750755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson break; 199850755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson } 19993c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2000c7793c73ba8a343de3f2552d984851985a46f159Douglas Gregor case Expr::SubstNonTypeTemplateParmPackExprClass: 2001c7793c73ba8a343de3f2552d984851985a46f159Douglas Gregor mangleTemplateParameter( 2002c7793c73ba8a343de3f2552d984851985a46f159Douglas Gregor cast<SubstNonTypeTemplateParmPackExpr>(E)->getParameterPack()->getIndex()); 2003c7793c73ba8a343de3f2552d984851985a46f159Douglas Gregor break; 2004c7793c73ba8a343de3f2552d984851985a46f159Douglas Gregor 2005865d447ac6a4721ab58e898d014a21f2eff74b06John McCall case Expr::DependentScopeDeclRefExprClass: { 2006865d447ac6a4721ab58e898d014a21f2eff74b06John McCall const DependentScopeDeclRefExpr *DRE = cast<DependentScopeDeclRefExpr>(E); 20074b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor NestedNameSpecifier *NNS = DRE->getQualifier(); 20084b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor const Type *QTy = NNS->getAsType(); 20094b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor 20104b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor // When we're dealing with a nested-name-specifier that has just a 20114b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor // dependent identifier in it, mangle that as a typename. FIXME: 20124b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor // It isn't clear that we ever actually want to have such a 20134b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor // nested-name-specifier; why not just represent it as a typename type? 20144b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor if (!QTy && NNS->getAsIdentifier() && NNS->getPrefix()) { 20154a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor QTy = getASTContext().getDependentNameType(ETK_Typename, 20164a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor NNS->getPrefix(), 20174a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor NNS->getAsIdentifier()) 20184b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor .getTypePtr(); 20194b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor } 202050755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson assert(QTy && "Qualifier was not type!"); 202150755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson 20226dbce19fdae4cfae4eb5f826284978e723a04e61John McCall // ::= sr <type> <unqualified-name> # dependent name 20236dbce19fdae4cfae4eb5f826284978e723a04e61John McCall // ::= sr <type> <unqualified-name> <template-args> # dependent template-id 202450755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson Out << "sr"; 202550755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson mangleType(QualType(QTy, 0)); 20265e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleUnqualifiedName(0, DRE->getDeclName(), Arity); 20276dbce19fdae4cfae4eb5f826284978e723a04e61John McCall if (DRE->hasExplicitTemplateArgs()) 20286dbce19fdae4cfae4eb5f826284978e723a04e61John McCall mangleTemplateArgs(DRE->getExplicitTemplateArgs()); 20293c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 203050755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson break; 2031d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson } 203250755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson 2033d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall case Expr::CXXBindTemporaryExprClass: 2034d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall mangleExpression(cast<CXXBindTemporaryExpr>(E)->getSubExpr()); 2035d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall break; 2036d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall 20374765fa05b5652fcc4356371c2f481d0ea9a1b007John McCall case Expr::ExprWithCleanupsClass: 20384765fa05b5652fcc4356371c2f481d0ea9a1b007John McCall mangleExpression(cast<ExprWithCleanups>(E)->getSubExpr(), Arity); 2039d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall break; 2040d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall 20411dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::FloatingLiteralClass: { 20421dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const FloatingLiteral *FL = cast<FloatingLiteral>(E); 204335f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'L'; 20441dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleType(FL->getType()); 20450512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleFloat(FL->getValue()); 204635f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'E'; 20471dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 20481dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 20491dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 2050de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall case Expr::CharacterLiteralClass: 205135f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'L'; 2052de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall mangleType(E->getType()); 2053de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall Out << cast<CharacterLiteral>(E)->getValue(); 2054de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall Out << 'E'; 2055de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall break; 2056de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall 2057de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall case Expr::CXXBoolLiteralExprClass: 2058de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall Out << "Lb"; 2059de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall Out << (cast<CXXBoolLiteralExpr>(E)->getValue() ? '1' : '0'); 2060de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall Out << 'E'; 2061de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall break; 2062de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall 20630512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::IntegerLiteralClass: { 20640512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall llvm::APSInt Value(cast<IntegerLiteral>(E)->getValue()); 20650512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (E->getType()->isSignedIntegerType()) 20660512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Value.setIsSigned(true); 20670512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleIntegerLiteral(E->getType(), Value); 2068e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson break; 20690512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 20700512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 20710512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ImaginaryLiteralClass: { 20720512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const ImaginaryLiteral *IE = cast<ImaginaryLiteral>(E); 20730512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Mangle as if a complex literal. 2074271b665c4e357809d245c1ab811f20bf1f0dfc1fNick Lewycky // Proposal from David Vandevoorde, 2010.06.30. 20750512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'L'; 20760512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleType(E->getType()); 20770512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (const FloatingLiteral *Imag = 20780512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall dyn_cast<FloatingLiteral>(IE->getSubExpr())) { 20790512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Mangle a floating-point zero of the appropriate type. 20800512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleFloat(llvm::APFloat(Imag->getValue().getSemantics())); 20810512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << '_'; 20820512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleFloat(Imag->getValue()); 20830512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } else { 2084271b665c4e357809d245c1ab811f20bf1f0dfc1fNick Lewycky Out << "0_"; 20850512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall llvm::APSInt Value(cast<IntegerLiteral>(IE->getSubExpr())->getValue()); 20860512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (IE->getSubExpr()->getType()->isSignedIntegerType()) 20870512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Value.setIsSigned(true); 20880512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleNumber(Value); 20890512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 20900512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'E'; 20910512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 20920512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 20930512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 20940512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::StringLiteralClass: { 20951658c39227fe0dc53e6365799a579eeb22b478d2John McCall // Revised proposal from David Vandervoorde, 2010.07.15. 20960512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'L'; 20971658c39227fe0dc53e6365799a579eeb22b478d2John McCall assert(isa<ConstantArrayType>(E->getType())); 20981658c39227fe0dc53e6365799a579eeb22b478d2John McCall mangleType(E->getType()); 20990512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'E'; 21000512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 21010512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 21020512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 21030512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::GNUNullExprClass: 21040512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // FIXME: should this really be mangled the same as nullptr? 21050512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // fallthrough 21060512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 21070512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXNullPtrLiteralExprClass: { 21080512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Proposal from David Vandervoorde, 2010.06.30, as 21090512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // modified by ABI list discussion. 21100512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "LDnE"; 21110512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 21120512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 2113be230c36e32142cbdcdbe9c97511d097beeecbabDouglas Gregor 2114be230c36e32142cbdcdbe9c97511d097beeecbabDouglas Gregor case Expr::PackExpansionExprClass: 2115be230c36e32142cbdcdbe9c97511d097beeecbabDouglas Gregor Out << "sp"; 2116be230c36e32142cbdcdbe9c97511d097beeecbabDouglas Gregor mangleExpression(cast<PackExpansionExpr>(E)->getPattern()); 2117be230c36e32142cbdcdbe9c97511d097beeecbabDouglas Gregor break; 21182e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor 21192e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor case Expr::SizeOfPackExprClass: { 21202e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor Out << "sZ"; 21212e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor const NamedDecl *Pack = cast<SizeOfPackExpr>(E)->getPack(); 21222e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor if (const TemplateTypeParmDecl *TTP = dyn_cast<TemplateTypeParmDecl>(Pack)) 21232e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor mangleTemplateParameter(TTP->getIndex()); 21242e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor else if (const NonTypeTemplateParmDecl *NTTP 21252e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor = dyn_cast<NonTypeTemplateParmDecl>(Pack)) 21262e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor mangleTemplateParameter(NTTP->getIndex()); 21272e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor else if (const TemplateTemplateParmDecl *TempTP 21282e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor = dyn_cast<TemplateTemplateParmDecl>(Pack)) 21292e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor mangleTemplateParameter(TempTP->getIndex()); 21302e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor else { 21314fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // Note: proposed by Mike Herrick on 11/30/10 21324fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // <expression> ::= sZ <function-param> # size of function parameter pack 21332e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor Diagnostic &Diags = Context.getDiags(); 21342e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor unsigned DiagID = Diags.getCustomDiagID(Diagnostic::Error, 21352e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor "cannot mangle sizeof...(function parameter pack)"); 21362e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor Diags.Report(DiagID); 21372e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor return; 21382e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor } 21392e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor } 2140d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson } 21415f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 21425f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 21433ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlssonvoid CXXNameMangler::mangleCXXCtorType(CXXCtorType T) { 21443ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // <ctor-dtor-name> ::= C1 # complete object constructor 21453ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // ::= C2 # base object constructor 21463ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // ::= C3 # complete object allocating constructor 21473ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // 21483ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson switch (T) { 21493ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson case Ctor_Complete: 21503ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson Out << "C1"; 21513ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson break; 21523ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson case Ctor_Base: 21533ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson Out << "C2"; 21543ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson break; 21553ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson case Ctor_CompleteAllocating: 21563ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson Out << "C3"; 21573ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson break; 21583ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson } 21593ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson} 21603ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson 216127ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlssonvoid CXXNameMangler::mangleCXXDtorType(CXXDtorType T) { 216227ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // <ctor-dtor-name> ::= D0 # deleting destructor 216327ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // ::= D1 # complete object destructor 216427ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // ::= D2 # base object destructor 216527ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // 216627ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson switch (T) { 216727ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson case Dtor_Deleting: 216827ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson Out << "D0"; 216927ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson break; 217027ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson case Dtor_Complete: 217127ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson Out << "D1"; 217227ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson break; 217327ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson case Dtor_Base: 217427ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson Out << "D2"; 217527ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson break; 217627ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson } 217727ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson} 217827ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson 21796dbce19fdae4cfae4eb5f826284978e723a04e61John McCallvoid CXXNameMangler::mangleTemplateArgs( 21806dbce19fdae4cfae4eb5f826284978e723a04e61John McCall const ExplicitTemplateArgumentList &TemplateArgs) { 21816dbce19fdae4cfae4eb5f826284978e723a04e61John McCall // <template-args> ::= I <template-arg>+ E 21826dbce19fdae4cfae4eb5f826284978e723a04e61John McCall Out << 'I'; 21836dbce19fdae4cfae4eb5f826284978e723a04e61John McCall for (unsigned I = 0, E = TemplateArgs.NumTemplateArgs; I != E; ++I) 21846dbce19fdae4cfae4eb5f826284978e723a04e61John McCall mangleTemplateArg(0, TemplateArgs.getTemplateArgs()[I].getArgument()); 21856dbce19fdae4cfae4eb5f826284978e723a04e61John McCall Out << 'E'; 21866dbce19fdae4cfae4eb5f826284978e723a04e61John McCall} 21876dbce19fdae4cfae4eb5f826284978e723a04e61John McCall 218820f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregorvoid CXXNameMangler::mangleTemplateArgs(TemplateName Template, 218920f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor const TemplateArgument *TemplateArgs, 219020f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor unsigned NumTemplateArgs) { 219120f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor if (TemplateDecl *TD = Template.getAsTemplateDecl()) 219220f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor return mangleTemplateArgs(*TD->getTemplateParameters(), TemplateArgs, 219320f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor NumTemplateArgs); 2194c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 219520f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // <template-args> ::= I <template-arg>+ E 219620f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor Out << 'I'; 219720f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor for (unsigned i = 0; i != NumTemplateArgs; ++i) 219820f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor mangleTemplateArg(0, TemplateArgs[i]); 219920f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor Out << 'E'; 220020f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor} 220120f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor 2202d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindolavoid CXXNameMangler::mangleTemplateArgs(const TemplateParameterList &PL, 2203d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const TemplateArgumentList &AL) { 22047a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson // <template-args> ::= I <template-arg>+ E 220535f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'I'; 2206d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola for (unsigned i = 0, e = AL.size(); i != e; ++i) 2207d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArg(PL.getParam(i), AL[i]); 220835f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'E'; 22097a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson} 22107a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson 2211d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindolavoid CXXNameMangler::mangleTemplateArgs(const TemplateParameterList &PL, 2212d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const TemplateArgument *TemplateArgs, 22137624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson unsigned NumTemplateArgs) { 22147624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson // <template-args> ::= I <template-arg>+ E 221535f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'I'; 22167e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar for (unsigned i = 0; i != NumTemplateArgs; ++i) 2217d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArg(PL.getParam(i), TemplateArgs[i]); 221835f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'E'; 22197624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson} 22207624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson 2221d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindolavoid CXXNameMangler::mangleTemplateArg(const NamedDecl *P, 2222d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const TemplateArgument &A) { 22231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // <template-arg> ::= <type> # type or template 22247a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson // ::= X <expression> E # expression 22257a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson // ::= <expr-primary> # simple expressions 22264fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // ::= J <template-arg>* E # argument pack 22277a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson // ::= sp <expression> # pack expansion of (C++0x) 22287a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson switch (A.getKind()) { 2229f90b27ad077c3339b62befc892382845339f9490Douglas Gregor case TemplateArgument::Null: 2230f90b27ad077c3339b62befc892382845339f9490Douglas Gregor llvm_unreachable("Cannot mangle NULL template argument"); 2231f90b27ad077c3339b62befc892382845339f9490Douglas Gregor 22327a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson case TemplateArgument::Type: 22337a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson mangleType(A.getAsType()); 22347a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson break; 22359e85c743a4cefff7386764bba3f3f2cdbe5c06e2Anders Carlsson case TemplateArgument::Template: 2236b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall // This is mangled as <type>. 2237b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall mangleType(A.getAsTemplate()); 2238193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam break; 2239a7fc901a2e39bfe55bfcff5934b2d9fdf9656491Douglas Gregor case TemplateArgument::TemplateExpansion: 22404fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // <type> ::= Dp <type> # pack expansion (C++0x) 2241a7fc901a2e39bfe55bfcff5934b2d9fdf9656491Douglas Gregor Out << "Dp"; 2242a7fc901a2e39bfe55bfcff5934b2d9fdf9656491Douglas Gregor mangleType(A.getAsTemplateOrTemplatePattern()); 2243a7fc901a2e39bfe55bfcff5934b2d9fdf9656491Douglas Gregor break; 2244d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson case TemplateArgument::Expression: 2245d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson Out << 'X'; 2246d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson mangleExpression(A.getAsExpr()); 2247d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson Out << 'E'; 2248d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson break; 2249e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson case TemplateArgument::Integral: 2250e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleIntegerLiteral(A.getIntegralType(), *A.getAsIntegral()); 22517e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar break; 22527e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar case TemplateArgument::Declaration: { 225320f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor assert(P && "Missing template parameter for declaration argument"); 22547e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // <expr-primary> ::= L <mangled-name> E # external name 22551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2256d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola // Clang produces AST's where pointer-to-member-function expressions 22577e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // and pointer-to-function expressions are represented as a declaration not 2258d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola // an expression. We compensate for it here to produce the correct mangling. 2259d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola NamedDecl *D = cast<NamedDecl>(A.getAsDecl()); 2260d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const NonTypeTemplateParmDecl *Parameter = cast<NonTypeTemplateParmDecl>(P); 2261d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola bool compensateMangling = D->isCXXClassMember() && 2262d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola !Parameter->getType()->isReferenceType(); 2263d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola if (compensateMangling) { 2264d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola Out << 'X'; 2265d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleOperatorName(OO_Amp, 1); 2266d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola } 2267d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola 22687e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar Out << 'L'; 22697e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // References to external entities use the mangled name; if the name would 22707e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // not normally be manged then mangle it as unqualified. 22717e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // 22727e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // FIXME: The ABI specifies that external names here should have _Z, but 22737e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // gcc leaves this off. 2274d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola if (compensateMangling) 2275d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangle(D, "_Z"); 2276d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola else 2277d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangle(D, "Z"); 22787a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson Out << 'E'; 2279d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola 2280d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola if (compensateMangling) 2281d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola Out << 'E'; 2282d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola 22837a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson break; 22847a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson } 2285f90b27ad077c3339b62befc892382845339f9490Douglas Gregor 2286f90b27ad077c3339b62befc892382845339f9490Douglas Gregor case TemplateArgument::Pack: { 2287f90b27ad077c3339b62befc892382845339f9490Douglas Gregor // Note: proposal by Mike Herrick on 12/20/10 2288f90b27ad077c3339b62befc892382845339f9490Douglas Gregor Out << 'J'; 2289f90b27ad077c3339b62befc892382845339f9490Douglas Gregor for (TemplateArgument::pack_iterator PA = A.pack_begin(), 2290f90b27ad077c3339b62befc892382845339f9490Douglas Gregor PAEnd = A.pack_end(); 2291f90b27ad077c3339b62befc892382845339f9490Douglas Gregor PA != PAEnd; ++PA) 2292f90b27ad077c3339b62befc892382845339f9490Douglas Gregor mangleTemplateArg(P, *PA); 2293f90b27ad077c3339b62befc892382845339f9490Douglas Gregor Out << 'E'; 2294f90b27ad077c3339b62befc892382845339f9490Douglas Gregor } 22957e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar } 22967a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson} 22977a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson 22980ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlssonvoid CXXNameMangler::mangleTemplateParameter(unsigned Index) { 22990ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson // <template-param> ::= T_ # first template parameter 23000ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson // ::= T <parameter-2 non-negative number> _ 23010ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson if (Index == 0) 23020ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson Out << "T_"; 23030ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson else 23040ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson Out << 'T' << (Index - 1) << '_'; 23050ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson} 23060ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson 23077696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson// <substitution> ::= S <seq-id> _ 23087696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson// ::= S_ 23096862fc720b8e35ee4408822b2390020f263646b2Anders Carlssonbool CXXNameMangler::mangleSubstitution(const NamedDecl *ND) { 2310e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson // Try one of the standard substitutions first. 2311e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson if (mangleStandardSubstitution(ND)) 2312e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson return true; 23133c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2314433d1374409a8eeaa4b0975fa187a542d5e40c23Anders Carlsson ND = cast<NamedDecl>(ND->getCanonicalDecl()); 23156862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson return mangleSubstitution(reinterpret_cast<uintptr_t>(ND)); 23166862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson} 23176862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson 23187696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlssonbool CXXNameMangler::mangleSubstitution(QualType T) { 2319d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson if (!T.getCVRQualifiers()) { 2320d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson if (const RecordType *RT = T->getAs<RecordType>()) 2321d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson return mangleSubstitution(RT->getDecl()); 2322d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson } 23233c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23247696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson uintptr_t TypePtr = reinterpret_cast<uintptr_t>(T.getAsOpaquePtr()); 23257696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson 2326d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson return mangleSubstitution(TypePtr); 2327d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson} 2328d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson 23291e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregorbool CXXNameMangler::mangleSubstitution(TemplateName Template) { 23301e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (TemplateDecl *TD = Template.getAsTemplateDecl()) 23311e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return mangleSubstitution(TD); 2332c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 23331e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor Template = Context.getASTContext().getCanonicalTemplateName(Template); 23341e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return mangleSubstitution( 23351e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor reinterpret_cast<uintptr_t>(Template.getAsVoidPointer())); 23361e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor} 23371e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor 2338d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlssonbool CXXNameMangler::mangleSubstitution(uintptr_t Ptr) { 233935f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer llvm::DenseMap<uintptr_t, unsigned>::iterator I = Substitutions.find(Ptr); 23407696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson if (I == Substitutions.end()) 23417696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson return false; 23423c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23437696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson unsigned SeqID = I->second; 23447696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson if (SeqID == 0) 23457696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson Out << "S_"; 23467696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson else { 23477696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson SeqID--; 23483c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23497696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson // <seq-id> is encoded in base-36, using digits and upper case letters. 23507696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson char Buffer[10]; 235135f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer char *BufferPtr = llvm::array_endof(Buffer); 23523c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23537696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson if (SeqID == 0) *--BufferPtr = '0'; 23543c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23557696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson while (SeqID) { 23567696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson assert(BufferPtr > Buffer && "Buffer overflow!"); 23573c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23586ab30e0c027458ff5293b898204ac2d1a789668eJohn McCall char c = static_cast<char>(SeqID % 36); 23593c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23607696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson *--BufferPtr = (c < 10 ? '0' + c : 'A' + c - 10); 23617696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson SeqID /= 36; 23627696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson } 23633c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 236435f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'S' 236535f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer << llvm::StringRef(BufferPtr, llvm::array_endof(Buffer)-BufferPtr) 236635f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer << '_'; 23677696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson } 23683c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23697696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson return true; 23707696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson} 23717696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson 2372f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlssonstatic bool isCharType(QualType T) { 2373f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (T.isNull()) 2374f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 23753c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2376f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return T->isSpecificBuiltinType(BuiltinType::Char_S) || 2377f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson T->isSpecificBuiltinType(BuiltinType::Char_U); 2378f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson} 2379f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson 23803c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar/// isCharSpecialization - Returns whether a given type is a template 2381f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson/// specialization of a given name with a single argument of type char. 2382f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlssonstatic bool isCharSpecialization(QualType T, const char *Name) { 2383f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (T.isNull()) 2384f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 23853c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2386f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson const RecordType *RT = T->getAs<RecordType>(); 2387f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!RT) 2388f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 23893c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23903c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar const ClassTemplateSpecializationDecl *SD = 2391f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson dyn_cast<ClassTemplateSpecializationDecl>(RT->getDecl()); 2392f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!SD) 2393f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 2394f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson 2395f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!isStdNamespace(SD->getDeclContext())) 2396f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 23973c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2398f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson const TemplateArgumentList &TemplateArgs = SD->getTemplateArgs(); 2399f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (TemplateArgs.size() != 1) 2400f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 24013c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2402f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!isCharType(TemplateArgs[0].getAsType())) 2403f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 24043c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 240501eb9b9683535d8a65c704ad2c545903409e2d36Daniel Dunbar return SD->getIdentifier()->getName() == Name; 2406f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson} 2407f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson 240891f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlssontemplate <std::size_t StrLen> 240954353f48939327a4aa41ea3f3ec07b936bd02ef5Benjamin Kramerstatic bool isStreamCharSpecialization(const ClassTemplateSpecializationDecl*SD, 241054353f48939327a4aa41ea3f3ec07b936bd02ef5Benjamin Kramer const char (&Str)[StrLen]) { 241191f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (!SD->getIdentifier()->isStr(Str)) 241291f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return false; 2413193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 241491f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson const TemplateArgumentList &TemplateArgs = SD->getTemplateArgs(); 241591f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (TemplateArgs.size() != 2) 241691f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return false; 2417193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 241891f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (!isCharType(TemplateArgs[0].getAsType())) 241991f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return false; 2420193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 242191f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (!isCharSpecialization(TemplateArgs[1].getAsType(), "char_traits")) 242291f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return false; 2423193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 242491f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return true; 242591f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson} 2426193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 2427e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlssonbool CXXNameMangler::mangleStandardSubstitution(const NamedDecl *ND) { 2428e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson // <substitution> ::= St # ::std:: 24298c0315563f05a9face7209221325019e272075fbAnders Carlsson if (const NamespaceDecl *NS = dyn_cast<NamespaceDecl>(ND)) { 243047846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson if (isStd(NS)) { 24318c0315563f05a9face7209221325019e272075fbAnders Carlsson Out << "St"; 24328c0315563f05a9face7209221325019e272075fbAnders Carlsson return true; 24338c0315563f05a9face7209221325019e272075fbAnders Carlsson } 24348c0315563f05a9face7209221325019e272075fbAnders Carlsson } 24358c0315563f05a9face7209221325019e272075fbAnders Carlsson 24368c0315563f05a9face7209221325019e272075fbAnders Carlsson if (const ClassTemplateDecl *TD = dyn_cast<ClassTemplateDecl>(ND)) { 24378c0315563f05a9face7209221325019e272075fbAnders Carlsson if (!isStdNamespace(TD->getDeclContext())) 24388c0315563f05a9face7209221325019e272075fbAnders Carlsson return false; 24393c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 24408c0315563f05a9face7209221325019e272075fbAnders Carlsson // <substitution> ::= Sa # ::std::allocator 24418c0315563f05a9face7209221325019e272075fbAnders Carlsson if (TD->getIdentifier()->isStr("allocator")) { 24428c0315563f05a9face7209221325019e272075fbAnders Carlsson Out << "Sa"; 24438c0315563f05a9face7209221325019e272075fbAnders Carlsson return true; 24448c0315563f05a9face7209221325019e272075fbAnders Carlsson } 24453c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2446189d59cfc762d0f683b9253ddec2cf519ec85b65Anders Carlsson // <<substitution> ::= Sb # ::std::basic_string 2447189d59cfc762d0f683b9253ddec2cf519ec85b65Anders Carlsson if (TD->getIdentifier()->isStr("basic_string")) { 2448189d59cfc762d0f683b9253ddec2cf519ec85b65Anders Carlsson Out << "Sb"; 2449189d59cfc762d0f683b9253ddec2cf519ec85b65Anders Carlsson return true; 2450189d59cfc762d0f683b9253ddec2cf519ec85b65Anders Carlsson } 24518c0315563f05a9face7209221325019e272075fbAnders Carlsson } 24523c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 24533c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar if (const ClassTemplateSpecializationDecl *SD = 2454f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson dyn_cast<ClassTemplateSpecializationDecl>(ND)) { 24555370ee2389aa9ba8da3274911003631d66f9f1bdEli Friedman if (!isStdNamespace(SD->getDeclContext())) 24565370ee2389aa9ba8da3274911003631d66f9f1bdEli Friedman return false; 24575370ee2389aa9ba8da3274911003631d66f9f1bdEli Friedman 2458f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson // <substitution> ::= Ss # ::std::basic_string<char, 2459f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson // ::std::char_traits<char>, 2460f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson // ::std::allocator<char> > 2461f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (SD->getIdentifier()->isStr("basic_string")) { 2462f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson const TemplateArgumentList &TemplateArgs = SD->getTemplateArgs(); 24633c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2464f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (TemplateArgs.size() != 3) 2465f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 24663c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2467f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!isCharType(TemplateArgs[0].getAsType())) 2468f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 24693c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2470f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!isCharSpecialization(TemplateArgs[1].getAsType(), "char_traits")) 2471f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 24723c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2473f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!isCharSpecialization(TemplateArgs[2].getAsType(), "allocator")) 2474f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 2475f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson 2476f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson Out << "Ss"; 2477f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return true; 2478f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson } 24793c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 248091f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson // <substitution> ::= Si # ::std::basic_istream<char, 24818f8fd8ea7e5c5d04f95a3cf4af95aa93225bc2b4Anders Carlsson // ::std::char_traits<char> > 248291f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (isStreamCharSpecialization(SD, "basic_istream")) { 248391f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson Out << "Si"; 248491f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return true; 248591f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson } 24868f8fd8ea7e5c5d04f95a3cf4af95aa93225bc2b4Anders Carlsson 248791f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson // <substitution> ::= So # ::std::basic_ostream<char, 248891f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson // ::std::char_traits<char> > 248991f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (isStreamCharSpecialization(SD, "basic_ostream")) { 24908f8fd8ea7e5c5d04f95a3cf4af95aa93225bc2b4Anders Carlsson Out << "So"; 24918f8fd8ea7e5c5d04f95a3cf4af95aa93225bc2b4Anders Carlsson return true; 24928f8fd8ea7e5c5d04f95a3cf4af95aa93225bc2b4Anders Carlsson } 2493193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 249491f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson // <substitution> ::= Sd # ::std::basic_iostream<char, 249591f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson // ::std::char_traits<char> > 249691f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (isStreamCharSpecialization(SD, "basic_iostream")) { 249791f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson Out << "Sd"; 249891f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return true; 249991f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson } 2500f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson } 25018c0315563f05a9face7209221325019e272075fbAnders Carlsson return false; 2502e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson} 2503e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson 25047696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlssonvoid CXXNameMangler::addSubstitution(QualType T) { 2505d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson if (!T.getCVRQualifiers()) { 2506d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson if (const RecordType *RT = T->getAs<RecordType>()) { 2507d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson addSubstitution(RT->getDecl()); 2508d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson return; 2509d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson } 2510d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson } 25113c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 25127696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson uintptr_t TypePtr = reinterpret_cast<uintptr_t>(T.getAsOpaquePtr()); 2513d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson addSubstitution(TypePtr); 2514d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson} 2515d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson 25161e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregorvoid CXXNameMangler::addSubstitution(TemplateName Template) { 25171e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (TemplateDecl *TD = Template.getAsTemplateDecl()) 25181e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return addSubstitution(TD); 2519c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 25201e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor Template = Context.getASTContext().getCanonicalTemplateName(Template); 25211e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor addSubstitution(reinterpret_cast<uintptr_t>(Template.getAsVoidPointer())); 25221e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor} 25231e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor 2524d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlssonvoid CXXNameMangler::addSubstitution(uintptr_t Ptr) { 2525d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson assert(!Substitutions.count(Ptr) && "Substitution already exists!"); 25269d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson Substitutions[Ptr] = SeqID++; 25277696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson} 25287696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson 25291b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar// 25301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 25311b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// \brief Mangles the name of the declaration D and emits that name to the 25321b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// given output stream. 25331b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// 25341b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// If the declaration D requires a mangled name, this routine will emit that 25351b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// mangled name to \p os and return true. Otherwise, \p os will be unchanged 25361b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// and this routine will return false. In this case, the caller should just 25371b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// emit the identifier of the declaration (\c D->getIdentifier()) as its 25381b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// name. 253914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleName(const NamedDecl *D, 2540c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola llvm::raw_svector_ostream &Out) { 2541c02ab4c76d7f8e672cda266436d64dd23bd2ad26Daniel Dunbar assert((isa<FunctionDecl>(D) || isa<VarDecl>(D)) && 2542c02ab4c76d7f8e672cda266436d64dd23bd2ad26Daniel Dunbar "Invalid mangleName() call, argument is not a variable or function!"); 2543c02ab4c76d7f8e672cda266436d64dd23bd2ad26Daniel Dunbar assert(!isa<CXXConstructorDecl>(D) && !isa<CXXDestructorDecl>(D) && 2544c02ab4c76d7f8e672cda266436d64dd23bd2ad26Daniel Dunbar "Invalid mangleName() call on 'structor decl!"); 25451b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar 25461b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar PrettyStackTraceDecl CrashInfo(D, SourceLocation(), 25471b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar getASTContext().getSourceManager(), 25481b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar "Mangling declaration"); 25491b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar 2550c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 255194fd26de3ae77f29496ca22d5276b2fb71b2311dDaniel Dunbar return Mangler.mangle(D); 25521b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 25531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 255414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXCtor(const CXXConstructorDecl *D, 255514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne CXXCtorType Type, 2556c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola llvm::raw_svector_ostream &Out) { 2557c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out, D, Type); 2558c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.mangle(D); 2559c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar} 2560c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar 256114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXDtor(const CXXDestructorDecl *D, 256214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne CXXDtorType Type, 2563c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola llvm::raw_svector_ostream &Out) { 2564c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out, D, Type); 2565c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.mangle(D); 2566c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar} 2567c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar 256814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleThunk(const CXXMethodDecl *MD, 256914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const ThunkInfo &Thunk, 257014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne llvm::SmallVectorImpl<char> &Res) { 257119879c98d964bc67442618510af04e3457219780Anders Carlsson // <special-name> ::= T <call-offset> <base encoding> 257219879c98d964bc67442618510af04e3457219780Anders Carlsson // # base is the nominal target function of thunk 257319879c98d964bc67442618510af04e3457219780Anders Carlsson // <special-name> ::= Tc <call-offset> <call-offset> <base encoding> 257419879c98d964bc67442618510af04e3457219780Anders Carlsson // # base is the nominal target function of thunk 257519879c98d964bc67442618510af04e3457219780Anders Carlsson // # first call-offset is 'this' adjustment 257619879c98d964bc67442618510af04e3457219780Anders Carlsson // # second call-offset is result adjustment 2577c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 257819879c98d964bc67442618510af04e3457219780Anders Carlsson assert(!isa<CXXDestructorDecl>(MD) && 257919879c98d964bc67442618510af04e3457219780Anders Carlsson "Use mangleCXXDtor for destructor decls!"); 2580c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola llvm::raw_svector_ostream Out(Res); 2581c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 258219879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.getStream() << "_ZT"; 258319879c98d964bc67442618510af04e3457219780Anders Carlsson if (!Thunk.Return.isEmpty()) 258419879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.getStream() << 'c'; 2585c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 258619879c98d964bc67442618510af04e3457219780Anders Carlsson // Mangle the 'this' pointer adjustment. 258719879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.mangleCallOffset(Thunk.This.NonVirtual, Thunk.This.VCallOffsetOffset); 2588c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 258919879c98d964bc67442618510af04e3457219780Anders Carlsson // Mangle the return pointer adjustment if there is one. 259019879c98d964bc67442618510af04e3457219780Anders Carlsson if (!Thunk.Return.isEmpty()) 259119879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.mangleCallOffset(Thunk.Return.NonVirtual, 259219879c98d964bc67442618510af04e3457219780Anders Carlsson Thunk.Return.VBaseOffsetOffset); 2593c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 259419879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.mangleFunctionEncoding(MD); 259519879c98d964bc67442618510af04e3457219780Anders Carlsson} 259619879c98d964bc67442618510af04e3457219780Anders Carlsson 2597c302113179a1c2b1254224ea9b6f5316ceeb375cSean Huntvoid 259814110477887e3dc168ffc6c191e72d705051f99ePeter CollingbourneItaniumMangleContext::mangleCXXDtorThunk(const CXXDestructorDecl *DD, 259914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne CXXDtorType Type, 260014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const ThisAdjustment &ThisAdjustment, 260114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne llvm::SmallVectorImpl<char> &Res) { 260219879c98d964bc67442618510af04e3457219780Anders Carlsson // <special-name> ::= T <call-offset> <base encoding> 260319879c98d964bc67442618510af04e3457219780Anders Carlsson // # base is the nominal target function of thunk 2604c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 2605c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola llvm::raw_svector_ostream Out(Res); 2606c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out, DD, Type); 260719879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.getStream() << "_ZT"; 260819879c98d964bc67442618510af04e3457219780Anders Carlsson 260919879c98d964bc67442618510af04e3457219780Anders Carlsson // Mangle the 'this' pointer adjustment. 2610c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt Mangler.mangleCallOffset(ThisAdjustment.NonVirtual, 261119879c98d964bc67442618510af04e3457219780Anders Carlsson ThisAdjustment.VCallOffsetOffset); 261219879c98d964bc67442618510af04e3457219780Anders Carlsson 261319879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.mangleFunctionEncoding(DD); 261419879c98d964bc67442618510af04e3457219780Anders Carlsson} 261519879c98d964bc67442618510af04e3457219780Anders Carlsson 26161b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// mangleGuardVariable - Returns the mangled name for a guard variable 26171b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// for the passed in VarDecl. 261814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleItaniumGuardVariable(const VarDecl *D, 261914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne llvm::SmallVectorImpl<char> &Res) { 2620c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= GV <object name> # Guard variable for one-time 2621c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // # initialization 2622c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola llvm::raw_svector_ostream Out(Res); 2623c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 2624c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZGV"; 2625c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.mangleName(D); 26261b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 2627738f8c278da5950d0d4607de2debe0bdfad64185Mike Stump 262814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleReferenceTemporary(const VarDecl *D, 2629715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson llvm::SmallVectorImpl<char> &Res) { 2630715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson // We match the GCC mangling here. 2631715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson // <special-name> ::= GR <object name> 2632c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola llvm::raw_svector_ostream Out(Res); 2633c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 2634715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson Mangler.getStream() << "_ZGR"; 2635715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson Mangler.mangleName(D); 2636715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson} 2637715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson 263814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXVTable(const CXXRecordDecl *RD, 263914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne llvm::SmallVectorImpl<char> &Res) { 2640c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= TV <type> # virtual table 2641c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola llvm::raw_svector_ostream Out(Res); 2642c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 2643c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZTV"; 26441b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor Mangler.mangleNameOrStandardSubstitution(RD); 26451b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 264682d75b01f23b407e56836e305107c8008037ba35Mike Stump 264714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXVTT(const CXXRecordDecl *RD, 264814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne llvm::SmallVectorImpl<char> &Res) { 2649c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= TT <type> # VTT structure 2650c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola llvm::raw_svector_ostream Out(Res); 2651c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 2652c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZTT"; 26531b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor Mangler.mangleNameOrStandardSubstitution(RD); 26541b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 2655ab3f7e9f5b81832da2b3633b3c0fcffff2907d40Mike Stump 265614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXCtorVTable(const CXXRecordDecl *RD, 265714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne int64_t Offset, 265814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const CXXRecordDecl *Type, 265914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne llvm::SmallVectorImpl<char> &Res) { 2660c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= TC <type> <offset number> _ <base type> 2661c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola llvm::raw_svector_ostream Out(Res); 2662c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 2663c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZTC"; 26641b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor Mangler.mangleNameOrStandardSubstitution(RD); 2665c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << Offset; 266635f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Mangler.getStream() << '_'; 26671b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor Mangler.mangleNameOrStandardSubstitution(Type); 26681b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 266967795980157a48b51a59737a9478470eb0871dbbMike Stump 267014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXRTTI(QualType Ty, 267114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne llvm::SmallVectorImpl<char> &Res) { 2672c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= TI <type> # typeinfo structure 2673154fe9812faddcd94568a64aee5f3cb0d47003d9Douglas Gregor assert(!Ty.hasQualifiers() && "RTTI info cannot have top-level qualifiers"); 2674c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola llvm::raw_svector_ostream Out(Res); 2675c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 2676c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZTI"; 2677c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.mangleType(Ty); 26781b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 26791b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar 268014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXRTTIName(QualType Ty, 268114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne llvm::SmallVectorImpl<char> &Res) { 2682c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= TS <type> # typeinfo name (null terminated byte string) 2683c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola llvm::raw_svector_ostream Out(Res); 2684c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 2685c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZTS"; 2686c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.mangleType(Ty); 2687f121677b6bbbf4e4a51ee7a1120b77adf187bad4Mike Stump} 268814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 268914110477887e3dc168ffc6c191e72d705051f99ePeter CollingbourneMangleContext *clang::createItaniumMangleContext(ASTContext &Context, 269014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne Diagnostic &Diags) { 269114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne return new ItaniumMangleContext(Context, Diags); 269214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne} 2693