ItaniumMangle.cpp revision f0be979bddb8baa28e77693a3dc931e487b2a9f2
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); 940e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola void mangleName(const NamedDecl *D, llvm::raw_ostream &); 9514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleThunk(const CXXMethodDecl *MD, 9614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const ThunkInfo &Thunk, 97f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &); 9814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXDtorThunk(const CXXDestructorDecl *DD, CXXDtorType Type, 9914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const ThisAdjustment &ThisAdjustment, 100f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &); 10114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleReferenceTemporary(const VarDecl *D, 102f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &); 10314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXVTable(const CXXRecordDecl *RD, 104f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &); 10514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXVTT(const CXXRecordDecl *RD, 106f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &); 10714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXCtorVTable(const CXXRecordDecl *RD, int64_t Offset, 10814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const CXXRecordDecl *Type, 109f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &); 110f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola void mangleCXXRTTI(QualType T, llvm::raw_ostream &); 111f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola void mangleCXXRTTIName(QualType T, llvm::raw_ostream &); 11214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXCtor(const CXXConstructorDecl *D, CXXCtorType Type, 1130e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola llvm::raw_ostream &); 11414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXDtor(const CXXDestructorDecl *D, CXXDtorType Type, 1150e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola llvm::raw_ostream &); 11614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 117f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola void mangleItaniumGuardVariable(const VarDecl *D, llvm::raw_ostream &); 11814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 11914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleInitDiscriminator() { 12014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne Discriminator = 0; 12114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne } 12214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 12314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne bool getNextDiscriminator(const NamedDecl *ND, unsigned &disc) { 12414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne unsigned &discriminator = Uniquifier[ND]; 12514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne if (!discriminator) 12614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne discriminator = ++Discriminator; 12714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne if (discriminator == 1) 12814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne return false; 12914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne disc = discriminator-2; 13014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne return true; 13114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne } 13214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne /// @} 13314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne}; 13414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 1351b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// CXXNameMangler - Manage the mangling of a single name. 136c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbarclass CXXNameMangler { 13714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne ItaniumMangleContext &Context; 1380e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola llvm::raw_ostream &Out; 1395f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1401b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar const CXXMethodDecl *Structor; 1411b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar unsigned StructorType; 142193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 1439d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson /// SeqID - The next subsitution sequence number. 1449d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson unsigned SeqID; 1459d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson 1461b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar llvm::DenseMap<uintptr_t, unsigned> Substitutions; 1473c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 1481dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall ASTContext &getASTContext() const { return Context.getASTContext(); } 1491dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 150c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbarpublic: 1510e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola CXXNameMangler(ItaniumMangleContext &C, llvm::raw_ostream &Out_) 152c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola : Context(C), Out(Out_), Structor(0), StructorType(0), SeqID(0) { } 1530e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola CXXNameMangler(ItaniumMangleContext &C, llvm::raw_ostream &Out_, 15477939c995da4ec0ed6c7e5bc8afa901d8cea9001Daniel Dunbar const CXXConstructorDecl *D, CXXCtorType Type) 155c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola : Context(C), Out(Out_), Structor(getStructor(D)), StructorType(Type), 1569d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson SeqID(0) { } 1570e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola CXXNameMangler(ItaniumMangleContext &C, llvm::raw_ostream &Out_, 15877939c995da4ec0ed6c7e5bc8afa901d8cea9001Daniel Dunbar const CXXDestructorDecl *D, CXXDtorType Type) 159c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola : Context(C), Out(Out_), Structor(getStructor(D)), StructorType(Type), 1609d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson SeqID(0) { } 1613ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson 162f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson#if MANGLE_CHECKER 163f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson ~CXXNameMangler() { 164f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson if (Out.str()[0] == '\01') 165f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson return; 166193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 167f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson int status = 0; 168f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson char *result = abi::__cxa_demangle(Out.str().str().c_str(), 0, 0, &status); 169f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson assert(status == 0 && "Could not demangle mangled name!"); 170f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson free(result); 171f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson } 172f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson#endif 1730e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola llvm::raw_ostream &getStream() { return Out; } 174c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar 1757e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar void mangle(const NamedDecl *D, llvm::StringRef Prefix = "_Z"); 17619879c98d964bc67442618510af04e3457219780Anders Carlsson void mangleCallOffset(int64_t NonVirtual, int64_t Virtual); 1770512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall void mangleNumber(const llvm::APSInt &I); 178a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson void mangleNumber(int64_t Number); 1790512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall void mangleFloat(const llvm::APFloat &F); 180c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar void mangleFunctionEncoding(const FunctionDecl *FD); 181c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar void mangleName(const NamedDecl *ND); 182c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar void mangleType(QualType T); 1831b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor void mangleNameOrStandardSubstitution(const NamedDecl *ND); 1841b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor 185c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbarprivate: 1861b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar bool mangleSubstitution(const NamedDecl *ND); 1871b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar bool mangleSubstitution(QualType T); 1881e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor bool mangleSubstitution(TemplateName Template); 1891b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar bool mangleSubstitution(uintptr_t Ptr); 1903c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 1911b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar bool mangleStandardSubstitution(const NamedDecl *ND); 192433d1374409a8eeaa4b0975fa187a542d5e40c23Anders Carlsson 1931b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void addSubstitution(const NamedDecl *ND) { 1941b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar ND = cast<NamedDecl>(ND->getCanonicalDecl()); 195efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1961b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar addSubstitution(reinterpret_cast<uintptr_t>(ND)); 1971b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar } 1981b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void addSubstitution(QualType T); 1991e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor void addSubstitution(TemplateName Template); 2001b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void addSubstitution(uintptr_t Ptr); 2011b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar 2021dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall void mangleUnresolvedScope(NestedNameSpecifier *Qualifier); 2031dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall void mangleUnresolvedName(NestedNameSpecifier *Qualifier, 2041dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall DeclarationName Name, 2051dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned KnownArity = UnknownArity); 2061dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 2071b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleName(const TemplateDecl *TD, 2081b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar const TemplateArgument *TemplateArgs, 2091b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar unsigned NumTemplateArgs); 2101dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall void mangleUnqualifiedName(const NamedDecl *ND) { 2111dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleUnqualifiedName(ND, ND->getDeclName(), UnknownArity); 2121dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 2131dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall void mangleUnqualifiedName(const NamedDecl *ND, DeclarationName Name, 2141dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned KnownArity); 2151b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleUnscopedName(const NamedDecl *ND); 2161b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleUnscopedTemplateName(const TemplateDecl *ND); 2171e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor void mangleUnscopedTemplateName(TemplateName); 2181b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleSourceName(const IdentifierInfo *II); 2191b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleLocalName(const NamedDecl *ND); 220570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian void mangleNestedName(const NamedDecl *ND, const DeclContext *DC, 221570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian bool NoFunction=false); 2221b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleNestedName(const TemplateDecl *TD, 2231b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar const TemplateArgument *TemplateArgs, 2241b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar unsigned NumTemplateArgs); 225570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian void manglePrefix(const DeclContext *DC, bool NoFunction=false); 2261b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleTemplatePrefix(const TemplateDecl *ND); 22720f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor void mangleTemplatePrefix(TemplateName Template); 2281b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleOperatorName(OverloadedOperatorKind OO, unsigned Arity); 2291b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleQualifiers(Qualifiers Quals); 2300a9a6d68979619a621fedc5089674487f720f765Douglas Gregor void mangleRefQualifier(RefQualifierKind RefQualifier); 2311b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar 2327b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlsson void mangleObjCMethodName(const ObjCMethodDecl *MD); 233193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 2341b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar // Declare manglers for every type class. 235efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define ABSTRACT_TYPE(CLASS, PARENT) 236efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define NON_CANONICAL_TYPE(CLASS, PARENT) 237efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define TYPE(CLASS, PARENT) void mangleType(const CLASS##Type *T); 238efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#include "clang/AST/TypeNodes.def" 239efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 2401b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleType(const TagType*); 241b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall void mangleType(TemplateName); 2421b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleBareFunctionType(const FunctionType *T, 2431b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar bool MangleReturnType); 24457147a8615bca96e067975fe931baf5d741876a4Bob Wilson void mangleNeonVectorType(const VectorType *T); 245e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson 246e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson void mangleIntegerLiteral(QualType T, const llvm::APSInt &Value); 2472f27bf854f0519810b34afd209089cc75536b757John McCall void mangleMemberExpr(const Expr *Base, bool IsArrow, 2482f27bf854f0519810b34afd209089cc75536b757John McCall NestedNameSpecifier *Qualifier, 2492f27bf854f0519810b34afd209089cc75536b757John McCall DeclarationName Name, 2502f27bf854f0519810b34afd209089cc75536b757John McCall unsigned KnownArity); 2515e1e89b8af283af34943a477dc6378f1a641df26John McCall void mangleExpression(const Expr *E, unsigned Arity = UnknownArity); 2521b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleCXXCtorType(CXXCtorType T); 2531b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleCXXDtorType(CXXDtorType T); 2541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2556dbce19fdae4cfae4eb5f826284978e723a04e61John McCall void mangleTemplateArgs(const ExplicitTemplateArgumentList &TemplateArgs); 25620f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor void mangleTemplateArgs(TemplateName Template, 25720f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor const TemplateArgument *TemplateArgs, 258c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt unsigned NumTemplateArgs); 259d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola void mangleTemplateArgs(const TemplateParameterList &PL, 260d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const TemplateArgument *TemplateArgs, 2611b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar unsigned NumTemplateArgs); 262d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola void mangleTemplateArgs(const TemplateParameterList &PL, 263d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const TemplateArgumentList &AL); 264d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola void mangleTemplateArg(const NamedDecl *P, const TemplateArgument &A); 2653c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2661b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleTemplateParameter(unsigned Index); 2671b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar}; 26814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 2695f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 2705f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 27143f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlssonstatic bool isInCLinkageSpecification(const Decl *D) { 272457e2815d43fa68f7ff7cd2f7e9d1bf7b6fdc653Douglas Gregor D = D->getCanonicalDecl(); 2731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (const DeclContext *DC = D->getDeclContext(); 27443f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson !DC->isTranslationUnit(); DC = DC->getParent()) { 2751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (const LinkageSpecDecl *Linkage = dyn_cast<LinkageSpecDecl>(DC)) 27643f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson return Linkage->getLanguage() == LinkageSpecDecl::lang_c; 277ca3f25c1fb9bbf0d807985baee460670b7f195b4Chris Lattner } 2781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 27943f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson return false; 28043f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson} 2815f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 28214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournebool ItaniumMangleContext::shouldMangleDeclName(const NamedDecl *D) { 283f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar // In C, functions with no attributes never need to be mangled. Fastpath them. 284f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar if (!getASTContext().getLangOptions().CPlusPlus && !D->hasAttrs()) 285f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return false; 286f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar 287f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar // Any decl can be declared with __asm("foo") on it, and this takes precedence 288f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar // over all other naming in the .o file. 289f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar if (D->hasAttr<AsmLabelAttr>()) 290f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return true; 291f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar 292141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // Clang's "overloadable" attribute extension to C/C++ implies name mangling 293a1e1622d1549c470acc999c4399456863e58a011Anders Carlsson // (always) as does passing a C++ member function and a function 294a1e1622d1549c470acc999c4399456863e58a011Anders Carlsson // whose name is not a simple identifier. 295f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar const FunctionDecl *FD = dyn_cast<FunctionDecl>(D); 296f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar if (FD && (FD->hasAttr<OverloadableAttr>() || isa<CXXMethodDecl>(FD) || 297f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar !FD->getDeclName().isIdentifier())) 298f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return true; 2991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 300f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar // Otherwise, no mangling is done outside C++ mode. 301f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar if (!getASTContext().getLangOptions().CPlusPlus) 302f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return false; 3031eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 30431455256ae26cc7069111643ec4429ea564377daSean Hunt // Variables at global scope with non-internal linkage are not mangled 3057facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman if (!FD) { 3067facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman const DeclContext *DC = D->getDeclContext(); 3077facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman // Check for extern variable declared locally. 308e81c5619f11e1ececf99ff30d15e5abfb6ea0c28Fariborz Jahanian if (DC->isFunctionOrMethod() && D->hasLinkage()) 3097facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman while (!DC->isNamespace() && !DC->isTranslationUnit()) 3107facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman DC = DC->getParent(); 3110b6bc8bd7a1d2a7d7478d13d78cff94cacad61fcDouglas Gregor if (DC->isTranslationUnit() && D->getLinkage() != InternalLinkage) 3127facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman return false; 3137facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman } 3147facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman 315c00cb6409307846a9bbcd86d307a1a91aab659d0Eli Friedman // Class members are always mangled. 316c00cb6409307846a9bbcd86d307a1a91aab659d0Eli Friedman if (D->getDeclContext()->isRecord()) 317c00cb6409307846a9bbcd86d307a1a91aab659d0Eli Friedman return true; 318c00cb6409307846a9bbcd86d307a1a91aab659d0Eli Friedman 3197facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman // C functions and "main" are not mangled. 3207facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman if ((FD && FD->isMain()) || isInCLinkageSpecification(D)) 321f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return false; 3225f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 323bc7a0299e4b9d6f669726976d00a08f47f03aa3fChris Lattner return true; 3245f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 3255f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 3267e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbarvoid CXXNameMangler::mangle(const NamedDecl *D, llvm::StringRef Prefix) { 327141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // Any decl can be declared with __asm("foo") on it, and this takes precedence 328141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // over all other naming in the .o file. 32940b598eea1310ec9ed554d56ce3e25b34c585458Argyrios Kyrtzidis if (const AsmLabelAttr *ALA = D->getAttr<AsmLabelAttr>()) { 33043f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson // If we have an asm name, then we use it as the mangling. 33143f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson Out << '\01'; // LLVM IR Marker for __asm("foo") 33243f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson Out << ALA->getLabel(); 333f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return; 33443f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson } 3351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 33631455256ae26cc7069111643ec4429ea564377daSean Hunt // <mangled-name> ::= _Z <encoding> 33743f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson // ::= <data name> 33843f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson // ::= <special-name> 3397e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar Out << Prefix; 3407e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) 341f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar mangleFunctionEncoding(FD); 342d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola else if (const VarDecl *VD = dyn_cast<VarDecl>(D)) 343d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleName(VD); 3447e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar else 345d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleName(cast<FieldDecl>(D)); 34643f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson} 34743f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson 3485f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleFunctionEncoding(const FunctionDecl *FD) { 3495f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <encoding> ::= <function name> <bare-function-type> 3505f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor mangleName(FD); 3511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3527e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // Don't mangle in the type if this isn't a decl we should typically mangle. 3537e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar if (!Context.shouldMangleDeclName(FD)) 3547e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar return; 3557e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar 356141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // Whether the mangling of a function type includes the return type depends on 357141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // the context and the nature of the function. The rules for deciding whether 358141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // the return type is included are: 3591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // 3601fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 1. Template functions (names or types) have return types encoded, with 3611fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // the exceptions listed below. 3621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // 2. Function types not appearing as part of a function name mangling, 3631fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // e.g. parameters, pointer types, etc., have return type encoded, with the 3641fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // exceptions listed below. 3651fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 3. Non-template function names do not have return types encoded. 3661fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 367141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // The exceptions mentioned in (1) and (2) above, for which the return type is 368141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // never included, are 3691fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 1. Constructors. 3701fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 2. Destructors. 3711fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 3. Conversion operator functions, e.g. operator int. 3721fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor bool MangleReturnType = false; 3739234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson if (FunctionTemplateDecl *PrimaryTemplate = FD->getPrimaryTemplate()) { 3749234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson if (!(isa<CXXConstructorDecl>(FD) || isa<CXXDestructorDecl>(FD) || 3759234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson isa<CXXConversionDecl>(FD))) 3769234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson MangleReturnType = true; 3773c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 3789234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson // Mangle the type of the primary template. 3799234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson FD = PrimaryTemplate->getTemplatedDecl(); 3809234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson } 3819234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson 38254e14c4db764c0636160d26c5bbf491637c83a76John McCall // Do the canonicalization out here because parameter types can 38354e14c4db764c0636160d26c5bbf491637c83a76John McCall // undergo additional canonicalization (e.g. array decay). 384f4c7371fb1d3cebcfb40abad4537bb82515704eaJohn McCall const FunctionType *FT 385f4c7371fb1d3cebcfb40abad4537bb82515704eaJohn McCall = cast<FunctionType>(Context.getASTContext() 38654e14c4db764c0636160d26c5bbf491637c83a76John McCall .getCanonicalType(FD->getType())); 38754e14c4db764c0636160d26c5bbf491637c83a76John McCall 38854e14c4db764c0636160d26c5bbf491637c83a76John McCall mangleBareFunctionType(FT, MangleReturnType); 3895f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 3905f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 39147846d2b4c19972e57563bb05a777748939bfb47Anders Carlssonstatic const DeclContext *IgnoreLinkageSpecDecls(const DeclContext *DC) { 39247846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson while (isa<LinkageSpecDecl>(DC)) { 39347846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson DC = DC->getParent(); 39447846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson } 395193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 39647846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson return DC; 39747846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson} 39847846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson 399c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson/// isStd - Return whether a given namespace is the 'std' namespace. 400c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlssonstatic bool isStd(const NamespaceDecl *NS) { 401c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson if (!IgnoreLinkageSpecDecls(NS->getParent())->isTranslationUnit()) 402c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson return false; 403c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson 404c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson const IdentifierInfo *II = NS->getOriginalNamespace()->getIdentifier(); 405c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson return II && II->isStr("std"); 406c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson} 407c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson 40847846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson// isStdNamespace - Return whether a given decl context is a toplevel 'std' 40947846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson// namespace. 4101308af913ecd176341caa506d8dfb637e1b25486Daniel Dunbarstatic bool isStdNamespace(const DeclContext *DC) { 41147846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson if (!DC->isNamespace()) 41247846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson return false; 413193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 41447846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson return isStd(cast<NamespaceDecl>(DC)); 4151308af913ecd176341caa506d8dfb637e1b25486Daniel Dunbar} 4161308af913ecd176341caa506d8dfb637e1b25486Daniel Dunbar 417bb36ba488b7c6185546f8696447530ebfd296df7Anders Carlssonstatic const TemplateDecl * 418bb36ba488b7c6185546f8696447530ebfd296df7Anders CarlssonisTemplate(const NamedDecl *ND, const TemplateArgumentList *&TemplateArgs) { 4192744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson // Check if we have a function template. 4202744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(ND)){ 421bb36ba488b7c6185546f8696447530ebfd296df7Anders Carlsson if (const TemplateDecl *TD = FD->getPrimaryTemplate()) { 4222744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson TemplateArgs = FD->getTemplateSpecializationArgs(); 423bb36ba488b7c6185546f8696447530ebfd296df7Anders Carlsson return TD; 4242744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson } 4252744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson } 4262744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson 427eafc6dcf670070812a99fcc6db21945a786d9829Anders Carlsson // Check if we have a class template. 428eafc6dcf670070812a99fcc6db21945a786d9829Anders Carlsson if (const ClassTemplateSpecializationDecl *Spec = 429eafc6dcf670070812a99fcc6db21945a786d9829Anders Carlsson dyn_cast<ClassTemplateSpecializationDecl>(ND)) { 430eafc6dcf670070812a99fcc6db21945a786d9829Anders Carlsson TemplateArgs = &Spec->getTemplateArgs(); 431bb36ba488b7c6185546f8696447530ebfd296df7Anders Carlsson return Spec->getSpecializedTemplate(); 432eafc6dcf670070812a99fcc6db21945a786d9829Anders Carlsson } 4333c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 4342744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson return 0; 4352744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson} 4362744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson 4375f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleName(const NamedDecl *ND) { 4385f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <name> ::= <nested-name> 4395f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= <unscoped-name> 4405f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= <unscoped-template-name> <template-args> 441201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson // ::= <local-name> 4425f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // 443d58d6f778de936516d8815783f2e88348c41dce4Anders Carlsson const DeclContext *DC = ND->getDeclContext(); 444193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 4457facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman // If this is an extern variable declared locally, the relevant DeclContext 4467facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman // is that of the containing namespace, or the translation unit. 4477facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman if (isa<FunctionDecl>(DC) && ND->hasLinkage()) 4487facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman while (!DC->isNamespace() && !DC->isTranslationUnit()) 4497facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman DC = DC->getParent(); 45082b7d7bc723051d8db4e21883e9072fe3ad99305John McCall else if (GetLocalClassDecl(ND)) { 45182b7d7bc723051d8db4e21883e9072fe3ad99305John McCall mangleLocalName(ND); 45282b7d7bc723051d8db4e21883e9072fe3ad99305John McCall return; 45382b7d7bc723051d8db4e21883e9072fe3ad99305John McCall } 4547facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman 4555cc58c6cfe4a6378287dbf92f9b1a23e133a6118Anders Carlsson while (isa<LinkageSpecDecl>(DC)) 456d58d6f778de936516d8815783f2e88348c41dce4Anders Carlsson DC = DC->getParent(); 4573c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 458d58d6f778de936516d8815783f2e88348c41dce4Anders Carlsson if (DC->isTranslationUnit() || isStdNamespace(DC)) { 4592744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson // Check if we have a template. 4602744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson const TemplateArgumentList *TemplateArgs = 0; 4610fa6df440023a95d8b47c79111e8613fc29f723bAnders Carlsson if (const TemplateDecl *TD = isTemplate(ND, TemplateArgs)) { 4622744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson mangleUnscopedTemplateName(TD); 463d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola TemplateParameterList *TemplateParameters = TD->getTemplateParameters(); 464d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArgs(*TemplateParameters, *TemplateArgs); 4652744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson return; 4667482e247163978792654ca1a99913e19dd507e0aAnders Carlsson } 4677482e247163978792654ca1a99913e19dd507e0aAnders Carlsson 4687482e247163978792654ca1a99913e19dd507e0aAnders Carlsson mangleUnscopedName(ND); 4697482e247163978792654ca1a99913e19dd507e0aAnders Carlsson return; 4707482e247163978792654ca1a99913e19dd507e0aAnders Carlsson } 4713c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 4727b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlsson if (isa<FunctionDecl>(DC) || isa<ObjCMethodDecl>(DC)) { 4731b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson mangleLocalName(ND); 4747482e247163978792654ca1a99913e19dd507e0aAnders Carlsson return; 4757482e247163978792654ca1a99913e19dd507e0aAnders Carlsson } 4763c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 4777facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman mangleNestedName(ND, DC); 4785f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 4793c9e463762243affcb0223d853ba10e07e321747Daniel Dunbarvoid CXXNameMangler::mangleName(const TemplateDecl *TD, 4807624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson const TemplateArgument *TemplateArgs, 4817624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson unsigned NumTemplateArgs) { 48247846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson const DeclContext *DC = IgnoreLinkageSpecDecls(TD->getDeclContext()); 4833c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 4847624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson if (DC->isTranslationUnit() || isStdNamespace(DC)) { 4850fa6df440023a95d8b47c79111e8613fc29f723bAnders Carlsson mangleUnscopedTemplateName(TD); 486d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola TemplateParameterList *TemplateParameters = TD->getTemplateParameters(); 487d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArgs(*TemplateParameters, TemplateArgs, NumTemplateArgs); 4887624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson } else { 4897624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson mangleNestedName(TD, TemplateArgs, NumTemplateArgs); 4907624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson } 4917624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson} 4927624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson 493201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlssonvoid CXXNameMangler::mangleUnscopedName(const NamedDecl *ND) { 494201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson // <unscoped-name> ::= <unqualified-name> 495201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson // ::= St <unqualified-name> # ::std:: 496201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson if (isStdNamespace(ND->getDeclContext())) 497201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson Out << "St"; 4983c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 499201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson mangleUnqualifiedName(ND); 500201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson} 501201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson 5020fa6df440023a95d8b47c79111e8613fc29f723bAnders Carlssonvoid CXXNameMangler::mangleUnscopedTemplateName(const TemplateDecl *ND) { 503201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson // <unscoped-template-name> ::= <unscoped-name> 504201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson // ::= <substitution> 5057624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson if (mangleSubstitution(ND)) 50603c9d530dbdcbb00b0b1ac0abced5dcce2e21408Anders Carlsson return; 5073c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 50832fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor // <template-template-param> ::= <template-param> 50932fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor if (const TemplateTemplateParmDecl *TTP 51032fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor = dyn_cast<TemplateTemplateParmDecl>(ND)) { 51132fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor mangleTemplateParameter(TTP->getIndex()); 51232fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor return; 513193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam } 51432fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor 5151668f2062b237ddb137f5d16388b3dea49651f85Anders Carlsson mangleUnscopedName(ND->getTemplatedDecl()); 5167624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson addSubstitution(ND); 517201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson} 518201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson 5191e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregorvoid CXXNameMangler::mangleUnscopedTemplateName(TemplateName Template) { 5201e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // <unscoped-template-name> ::= <unscoped-name> 5211e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // ::= <substitution> 5221e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (TemplateDecl *TD = Template.getAsTemplateDecl()) 5231e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return mangleUnscopedTemplateName(TD); 524c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 5251e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (mangleSubstitution(Template)) 5261e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return; 5271e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor 5281e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // FIXME: How to cope with operators here? 5291e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor DependentTemplateName *Dependent = Template.getAsDependentTemplateName(); 5301e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor assert(Dependent && "Not a dependent template name?"); 5311e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (!Dependent->isIdentifier()) { 5321e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // FIXME: We can't possibly know the arity of the operator here! 5331e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor Diagnostic &Diags = Context.getDiags(); 5341e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor unsigned DiagID = Diags.getCustomDiagID(Diagnostic::Error, 5351e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor "cannot mangle dependent operator name"); 53633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Diags.Report(DiagID); 5371e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return; 5381e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor } 539c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 5401e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor mangleSourceName(Dependent->getIdentifier()); 5411e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor addSubstitution(Template); 5421e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor} 5431e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor 5440512e48ea1664dd0d3af0dd29bb46bbded040d56John McCallvoid CXXNameMangler::mangleFloat(const llvm::APFloat &F) { 5450512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // TODO: avoid this copy with careful stream management. 5460512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall llvm::SmallString<20> Buffer; 5470512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall F.bitcastToAPInt().toString(Buffer, 16, false); 5480512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out.write(Buffer.data(), Buffer.size()); 5490512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall} 5500512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 5510512e48ea1664dd0d3af0dd29bb46bbded040d56John McCallvoid CXXNameMangler::mangleNumber(const llvm::APSInt &Value) { 5520512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (Value.isSigned() && Value.isNegative()) { 5530512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'n'; 5540512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Value.abs().print(Out, true); 5550512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } else 5560512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Value.print(Out, Value.isSigned()); 5570512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall} 5580512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 559a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlssonvoid CXXNameMangler::mangleNumber(int64_t Number) { 560a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson // <number> ::= [n] <non-negative decimal integer> 561a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson if (Number < 0) { 562a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << 'n'; 563a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Number = -Number; 564a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson } 565193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 566a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << Number; 567a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson} 568a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson 56919879c98d964bc67442618510af04e3457219780Anders Carlssonvoid CXXNameMangler::mangleCallOffset(int64_t NonVirtual, int64_t Virtual) { 570141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // <call-offset> ::= h <nv-offset> _ 571141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // ::= v <v-offset> _ 572141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // <nv-offset> ::= <offset number> # non-virtual base override 573a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson // <v-offset> ::= <offset number> _ <virtual offset number> 574141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // # virtual base override, with vcall offset 57519879c98d964bc67442618510af04e3457219780Anders Carlsson if (!Virtual) { 576a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << 'h'; 57719879c98d964bc67442618510af04e3457219780Anders Carlsson mangleNumber(NonVirtual); 578a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << '_'; 579a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson return; 580141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump } 581193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 582a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << 'v'; 58319879c98d964bc67442618510af04e3457219780Anders Carlsson mangleNumber(NonVirtual); 584a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << '_'; 58519879c98d964bc67442618510af04e3457219780Anders Carlsson mangleNumber(Virtual); 586a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << '_'; 5879124bccde8e4b3531474b108d74720feac898d75Mike Stump} 5889124bccde8e4b3531474b108d74720feac898d75Mike Stump 5891dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCallvoid CXXNameMangler::mangleUnresolvedScope(NestedNameSpecifier *Qualifier) { 5901dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Qualifier = getASTContext().getCanonicalNestedNameSpecifier(Qualifier); 5911dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall switch (Qualifier->getKind()) { 5921dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case NestedNameSpecifier::Global: 5931dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // nothing 5941dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 5951dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case NestedNameSpecifier::Namespace: 5961dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleName(Qualifier->getAsNamespace()); 5971dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 5981dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case NestedNameSpecifier::TypeSpec: 5999b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola case NestedNameSpecifier::TypeSpecWithTemplate: { 6009b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola const Type *QTy = Qualifier->getAsType(); 6019b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola 6029b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola if (const TemplateSpecializationType *TST = 6039b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola dyn_cast<TemplateSpecializationType>(QTy)) { 6049b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola if (!mangleSubstitution(QualType(TST, 0))) { 60520f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor mangleTemplatePrefix(TST->getTemplateName()); 606c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 60720f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // FIXME: GCC does not appear to mangle the template arguments when 60820f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // the template in question is a dependent template name. Should we 60920f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // emulate that badness? 61020f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor mangleTemplateArgs(TST->getTemplateName(), TST->getArgs(), 6119b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola TST->getNumArgs()); 6129b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola addSubstitution(QualType(TST, 0)); 6139b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola } 6149b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola } else { 6159b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola // We use the QualType mangle type variant here because it handles 6169b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola // substitutions. 6179b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola mangleType(QualType(QTy, 0)); 6189b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola } 6199b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola } 6201dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 6211dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case NestedNameSpecifier::Identifier: 622ad5e73887052193afda72db8efcb812bd083a4a8John McCall // Member expressions can have these without prefixes. 623ad5e73887052193afda72db8efcb812bd083a4a8John McCall if (Qualifier->getPrefix()) 624ad5e73887052193afda72db8efcb812bd083a4a8John McCall mangleUnresolvedScope(Qualifier->getPrefix()); 6251dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleSourceName(Qualifier->getAsIdentifier()); 6261dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 6271dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 6281dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall} 6291dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 6301dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall/// Mangles a name which was not resolved to a specific entity. 6311dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCallvoid CXXNameMangler::mangleUnresolvedName(NestedNameSpecifier *Qualifier, 6321dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall DeclarationName Name, 6331dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned KnownArity) { 6341dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (Qualifier) 6351dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleUnresolvedScope(Qualifier); 6361dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // FIXME: ambiguity of unqualified lookup with :: 6371dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 6381dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleUnqualifiedName(0, Name, KnownArity); 6391dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall} 6401dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 6416f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlssonstatic const FieldDecl *FindFirstNamedDataMember(const RecordDecl *RD) { 6426f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson assert(RD->isAnonymousStructOrUnion() && 6436f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson "Expected anonymous struct or union!"); 6446f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 6456f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson for (RecordDecl::field_iterator I = RD->field_begin(), E = RD->field_end(); 6466f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson I != E; ++I) { 6476f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson const FieldDecl *FD = *I; 6486f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 6496f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson if (FD->getIdentifier()) 6506f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson return FD; 6516f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 6526f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson if (const RecordType *RT = FD->getType()->getAs<RecordType>()) { 6536f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson if (const FieldDecl *NamedDataMember = 6546f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson FindFirstNamedDataMember(RT->getDecl())) 6556f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson return NamedDataMember; 6566f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson } 6576f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson } 6586f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 6596f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // We didn't find a named data member. 6606f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson return 0; 6616f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson} 6626f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 6631dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCallvoid CXXNameMangler::mangleUnqualifiedName(const NamedDecl *ND, 6641dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall DeclarationName Name, 6651dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned KnownArity) { 6665f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <unqualified-name> ::= <operator-name> 6671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // ::= <ctor-dtor-name> 6681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // ::= <source-name> 6695f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor switch (Name.getNameKind()) { 670c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson case DeclarationName::Identifier: { 671c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson if (const IdentifierInfo *II = Name.getAsIdentifierInfo()) { 67231455256ae26cc7069111643ec4429ea564377daSean Hunt // We must avoid conflicts between internally- and externally- 673193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam // linked variable declaration names in the same TU. 674aec2523ab2c91413ef2f66dc944d0d6ac6a58abeAnders Carlsson // This naming convention is the same as that followed by GCC, though it 675aec2523ab2c91413ef2f66dc944d0d6ac6a58abeAnders Carlsson // shouldn't actually matter. 676aec2523ab2c91413ef2f66dc944d0d6ac6a58abeAnders Carlsson if (ND && isa<VarDecl>(ND) && ND->getLinkage() == InternalLinkage && 67731455256ae26cc7069111643ec4429ea564377daSean Hunt ND->getDeclContext()->isFileContext()) 67831455256ae26cc7069111643ec4429ea564377daSean Hunt Out << 'L'; 67931455256ae26cc7069111643ec4429ea564377daSean Hunt 680c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson mangleSourceName(II); 681c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson break; 682c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson } 6833c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 6841dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // Otherwise, an anonymous entity. We must have a declaration. 6851dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall assert(ND && "mangling empty name without declaration"); 6861dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 6871dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (const NamespaceDecl *NS = dyn_cast<NamespaceDecl>(ND)) { 6881dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (NS->isAnonymousNamespace()) { 6891dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // This is how gcc mangles these names. 6901dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Out << "12_GLOBAL__N_1"; 6911dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 6921dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 6931dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 6941dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 6956f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson if (const VarDecl *VD = dyn_cast<VarDecl>(ND)) { 6966f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // We must have an anonymous union or struct declaration. 6976f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson const RecordDecl *RD = 6986f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson cast<RecordDecl>(VD->getType()->getAs<RecordType>()->getDecl()); 6996f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 7006f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // Itanium C++ ABI 5.1.2: 7016f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // 7026f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // For the purposes of mangling, the name of an anonymous union is 7036f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // considered to be the name of the first named data member found by a 7046f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // pre-order, depth-first, declaration-order walk of the data members of 7056f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // the anonymous union. If there is no such data member (i.e., if all of 7066f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // the data members in the union are unnamed), then there is no way for 7076f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // a program to refer to the anonymous union, and there is therefore no 7086f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // need to mangle its name. 7096f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson const FieldDecl *FD = FindFirstNamedDataMember(RD); 7107121c8f551d9c91c0cf0e5e1f7f9aafa97241b17John McCall 7117121c8f551d9c91c0cf0e5e1f7f9aafa97241b17John McCall // It's actually possible for various reasons for us to get here 7127121c8f551d9c91c0cf0e5e1f7f9aafa97241b17John McCall // with an empty anonymous struct / union. Fortunately, it 7137121c8f551d9c91c0cf0e5e1f7f9aafa97241b17John McCall // doesn't really matter what name we generate. 7147121c8f551d9c91c0cf0e5e1f7f9aafa97241b17John McCall if (!FD) break; 7156f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson assert(FD->getIdentifier() && "Data member name isn't an identifier!"); 7166f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 7176f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson mangleSourceName(FD->getIdentifier()); 7186f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson break; 7196f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson } 7206f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 721c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson // We must have an anonymous struct. 722c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson const TagDecl *TD = cast<TagDecl>(ND); 723c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson if (const TypedefDecl *D = TD->getTypedefForAnonDecl()) { 724c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson assert(TD->getDeclContext() == D->getDeclContext() && 725c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson "Typedef should not be in another decl context!"); 726c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson assert(D->getDeclName().getAsIdentifierInfo() && 727c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson "Typedef was not named!"); 728c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson mangleSourceName(D->getDeclName().getAsIdentifierInfo()); 729c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson break; 730c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson } 7313c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 732c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson // Get a unique id for the anonymous struct. 733c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson uint64_t AnonStructId = Context.getAnonymousStructId(TD); 734c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson 735c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson // Mangle it as a source name in the form 7363c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar // [n] $_<id> 737c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson // where n is the length of the string. 738c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson llvm::SmallString<8> Str; 739c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson Str += "$_"; 740c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson Str += llvm::utostr(AnonStructId); 741c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson 742c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson Out << Str.size(); 743c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson Out << Str.str(); 7445f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 745c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson } 7465f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 7475f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::ObjCZeroArgSelector: 7485f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::ObjCOneArgSelector: 7495f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::ObjCMultiArgSelector: 7505f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor assert(false && "Can't mangle Objective-C selector names here!"); 7515f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 7525f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 7535f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::CXXConstructorName: 75427ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson if (ND == Structor) 755141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // If the named decl is the C++ constructor we're mangling, use the type 756141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // we were given. 75727ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson mangleCXXCtorType(static_cast<CXXCtorType>(StructorType)); 7583ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson else 7593ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // Otherwise, use the complete constructor name. This is relevant if a 7603ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // class with a constructor is declared within a constructor. 7613ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson mangleCXXCtorType(Ctor_Complete); 7625f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 7635f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 7645f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::CXXDestructorName: 76527ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson if (ND == Structor) 766141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // If the named decl is the C++ destructor we're mangling, use the type we 767141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // were given. 76827ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson mangleCXXDtorType(static_cast<CXXDtorType>(StructorType)); 76927ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson else 77027ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // Otherwise, use the complete destructor name. This is relevant if a 77127ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // class with a destructor is declared within a destructor. 77227ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson mangleCXXDtorType(Dtor_Complete); 7735f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 7745f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 7755f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::CXXConversionFunctionName: 7761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // <operator-name> ::= cv <type> # (cast) 777219cc61b505960195d538052f0e629b387ad60caDouglas Gregor Out << "cv"; 778b540491851910c2efa68196a8bdc2eed1071c17dAnders Carlsson mangleType(Context.getASTContext().getCanonicalType(Name.getCXXNameType())); 7795f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 7805f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 7818257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson case DeclarationName::CXXOperatorName: { 7821dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned Arity; 7831dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (ND) { 7841dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Arity = cast<FunctionDecl>(ND)->getNumParams(); 785193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 7861dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // If we have a C++ member function, we need to include the 'this' pointer. 7871dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // FIXME: This does not make sense for operators that are static, but their 7881dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // names stay the same regardless of the arity (operator new for instance). 7891dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (isa<CXXMethodDecl>(ND)) 7901dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Arity++; 7911dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } else 7921dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Arity = KnownArity; 7931dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 7948257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson mangleOperatorName(Name.getCXXOverloadedOperator(), Arity); 7955f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 7968257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson } 7975f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 7983e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt case DeclarationName::CXXLiteralOperatorName: 7995dd6b39fb585f252bd87fb8032888bb208059f0dSean Hunt // FIXME: This mangling is not yet official. 8002421f66b945510c7d049f6d89e7cc57d0013add8Sean Hunt Out << "li"; 8013e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt mangleSourceName(Name.getCXXLiteralIdentifier()); 8023e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt break; 8033e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt 8045f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::CXXUsingDirective: 8055f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor assert(false && "Can't mangle a using directive name!"); 806219cc61b505960195d538052f0e629b387ad60caDouglas Gregor break; 8075f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor } 8085f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 8095f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 8105f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleSourceName(const IdentifierInfo *II) { 8115f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <source-name> ::= <positive length number> <identifier> 8125f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <number> ::= [n] <non-negative decimal integer> 8135f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <identifier> ::= <unqualified source code identifier> 8145f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << II->getLength() << II->getName(); 8155f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 8165f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 8177facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedmanvoid CXXNameMangler::mangleNestedName(const NamedDecl *ND, 818570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian const DeclContext *DC, 819570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian bool NoFunction) { 8200a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // <nested-name> 8210a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // ::= N [<CV-qualifiers>] [<ref-qualifier>] <prefix> <unqualified-name> E 8220a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // ::= N [<CV-qualifiers>] [<ref-qualifier>] <template-prefix> 8230a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // <template-args> E 824d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson 8255f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'N'; 8260a9a6d68979619a621fedc5089674487f720f765Douglas Gregor if (const CXXMethodDecl *Method = dyn_cast<CXXMethodDecl>(ND)) { 8270953e767ff7817f97b3ab20896b229891eeff45bJohn McCall mangleQualifiers(Qualifiers::fromCVRMask(Method->getTypeQualifiers())); 8280a9a6d68979619a621fedc5089674487f720f765Douglas Gregor mangleRefQualifier(Method->getRefQualifier()); 8290a9a6d68979619a621fedc5089674487f720f765Douglas Gregor } 8300a9a6d68979619a621fedc5089674487f720f765Douglas Gregor 8312744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson // Check if we have a template. 8322744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson const TemplateArgumentList *TemplateArgs = 0; 8333c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar if (const TemplateDecl *TD = isTemplate(ND, TemplateArgs)) { 8342744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson mangleTemplatePrefix(TD); 835d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola TemplateParameterList *TemplateParameters = TD->getTemplateParameters(); 836d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArgs(*TemplateParameters, *TemplateArgs); 837570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian } 838570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian else { 839570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian manglePrefix(DC, NoFunction); 8407482e247163978792654ca1a99913e19dd507e0aAnders Carlsson mangleUnqualifiedName(ND); 8417482e247163978792654ca1a99913e19dd507e0aAnders Carlsson } 8423c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 8435f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'E'; 8445f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 8453c9e463762243affcb0223d853ba10e07e321747Daniel Dunbarvoid CXXNameMangler::mangleNestedName(const TemplateDecl *TD, 8467624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson const TemplateArgument *TemplateArgs, 8477624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson unsigned NumTemplateArgs) { 848e45117b945a0d8c1fdcc4cd8ee4500f5ee8742beAnders Carlsson // <nested-name> ::= N [<CV-qualifiers>] <template-prefix> <template-args> E 849e45117b945a0d8c1fdcc4cd8ee4500f5ee8742beAnders Carlsson 8507624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson Out << 'N'; 8513c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 852e45117b945a0d8c1fdcc4cd8ee4500f5ee8742beAnders Carlsson mangleTemplatePrefix(TD); 853d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola TemplateParameterList *TemplateParameters = TD->getTemplateParameters(); 854d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArgs(*TemplateParameters, TemplateArgs, NumTemplateArgs); 8553c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 8567624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson Out << 'E'; 8577624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson} 8587624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson 8591b42c794481f6f958267e4ba913d74fef43161f6Anders Carlssonvoid CXXNameMangler::mangleLocalName(const NamedDecl *ND) { 8601b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson // <local-name> := Z <function encoding> E <entity name> [<discriminator>] 8611b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson // := Z <function encoding> E s [<discriminator>] 8621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // <discriminator> := _ <non-negative number> 863570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian const DeclContext *DC = ND->getDeclContext(); 8641b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson Out << 'Z'; 865193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 866685b1d9e0d019c4ca2a2742cca287367af3d01e6Charles Davis if (const ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(DC)) { 867685b1d9e0d019c4ca2a2742cca287367af3d01e6Charles Davis mangleObjCMethodName(MD); 86882b7d7bc723051d8db4e21883e9072fe3ad99305John McCall } else if (const CXXRecordDecl *RD = GetLocalClassDecl(ND)) { 86982b7d7bc723051d8db4e21883e9072fe3ad99305John McCall mangleFunctionEncoding(cast<FunctionDecl>(RD->getDeclContext())); 870570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian Out << 'E'; 871193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 87282b7d7bc723051d8db4e21883e9072fe3ad99305John McCall // Mangle the name relative to the closest enclosing function. 87382b7d7bc723051d8db4e21883e9072fe3ad99305John McCall if (ND == RD) // equality ok because RD derived from ND above 87482b7d7bc723051d8db4e21883e9072fe3ad99305John McCall mangleUnqualifiedName(ND); 87582b7d7bc723051d8db4e21883e9072fe3ad99305John McCall else 87682b7d7bc723051d8db4e21883e9072fe3ad99305John McCall mangleNestedName(ND, DC, true /*NoFunction*/); 87782b7d7bc723051d8db4e21883e9072fe3ad99305John McCall 8784819ac44c0e5222ebfe8e199c51f653f52177336Fariborz Jahanian unsigned disc; 87982b7d7bc723051d8db4e21883e9072fe3ad99305John McCall if (Context.getNextDiscriminator(RD, disc)) { 8804819ac44c0e5222ebfe8e199c51f653f52177336Fariborz Jahanian if (disc < 10) 8814819ac44c0e5222ebfe8e199c51f653f52177336Fariborz Jahanian Out << '_' << disc; 882193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam else 8834819ac44c0e5222ebfe8e199c51f653f52177336Fariborz Jahanian Out << "__" << disc << '_'; 8844819ac44c0e5222ebfe8e199c51f653f52177336Fariborz Jahanian } 885570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian 886570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian return; 887570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian } 888193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam else 889570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian mangleFunctionEncoding(cast<FunctionDecl>(DC)); 8907b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlsson 8911b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson Out << 'E'; 8926f9f25dfc7bf9cc1ab1282d6d7e9cf7916d8a09cEli Friedman mangleUnqualifiedName(ND); 8931b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson} 8941b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson 895570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanianvoid CXXNameMangler::manglePrefix(const DeclContext *DC, bool NoFunction) { 8965f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <prefix> ::= <prefix> <unqualified-name> 8975f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= <template-prefix> <template-args> 8985f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= <template-param> 8995f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= # empty 9005f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= <substitution> 9016862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson 902add28829c7a8d3c5da9ae140f18d3c9ad2d8b599Anders Carlsson while (isa<LinkageSpecDecl>(DC)) 903add28829c7a8d3c5da9ae140f18d3c9ad2d8b599Anders Carlsson DC = DC->getParent(); 9043c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 9059263e91e2e91aaf0eb72488f2a52648c086bef35Anders Carlsson if (DC->isTranslationUnit()) 9069263e91e2e91aaf0eb72488f2a52648c086bef35Anders Carlsson return; 9073c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 90835415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor if (const BlockDecl *Block = dyn_cast<BlockDecl>(DC)) { 90935415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor manglePrefix(DC->getParent(), NoFunction); 91035415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor llvm::SmallString<64> Name; 911c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola llvm::raw_svector_ostream NameStream(Name); 912c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola Context.mangleBlock(Block, NameStream); 913c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola NameStream.flush(); 91435415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor Out << Name.size() << Name; 91535415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor return; 91635415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor } 91735415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor 9186862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson if (mangleSubstitution(cast<NamedDecl>(DC))) 9196862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson return; 9207482e247163978792654ca1a99913e19dd507e0aAnders Carlsson 9212ee3fca27ab8e6254586c5b42efb086df4bf76acAnders Carlsson // Check if we have a template. 9222ee3fca27ab8e6254586c5b42efb086df4bf76acAnders Carlsson const TemplateArgumentList *TemplateArgs = 0; 9233c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar if (const TemplateDecl *TD = isTemplate(cast<NamedDecl>(DC), TemplateArgs)) { 9242ee3fca27ab8e6254586c5b42efb086df4bf76acAnders Carlsson mangleTemplatePrefix(TD); 925d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola TemplateParameterList *TemplateParameters = TD->getTemplateParameters(); 926d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArgs(*TemplateParameters, *TemplateArgs); 927570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian } 92835415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor else if(NoFunction && (isa<FunctionDecl>(DC) || isa<ObjCMethodDecl>(DC))) 929570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian return; 93035415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor else if (const ObjCMethodDecl *Method = dyn_cast<ObjCMethodDecl>(DC)) 93135415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor mangleObjCMethodName(Method); 932570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian else { 933570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian manglePrefix(DC->getParent(), NoFunction); 9342ee3fca27ab8e6254586c5b42efb086df4bf76acAnders Carlsson mangleUnqualifiedName(cast<NamedDecl>(DC)); 9352ee3fca27ab8e6254586c5b42efb086df4bf76acAnders Carlsson } 9363c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 9376862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson addSubstitution(cast<NamedDecl>(DC)); 9385f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 9395f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 94020f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregorvoid CXXNameMangler::mangleTemplatePrefix(TemplateName Template) { 94120f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // <template-prefix> ::= <prefix> <template unqualified-name> 94220f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // ::= <template-param> 94320f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // ::= <substitution> 94420f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor if (TemplateDecl *TD = Template.getAsTemplateDecl()) 94520f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor return mangleTemplatePrefix(TD); 94620f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor 94720f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor if (QualifiedTemplateName *Qualified = Template.getAsQualifiedTemplateName()) 94820f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor mangleUnresolvedScope(Qualified->getQualifier()); 949c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 95020f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor if (OverloadedTemplateStorage *Overloaded 95120f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor = Template.getAsOverloadedTemplate()) { 952c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt mangleUnqualifiedName(0, (*Overloaded->begin())->getDeclName(), 95320f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor UnknownArity); 95420f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor return; 95520f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor } 956c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 95720f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor DependentTemplateName *Dependent = Template.getAsDependentTemplateName(); 95820f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor assert(Dependent && "Unknown template name kind?"); 95920f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor mangleUnresolvedScope(Dependent->getQualifier()); 9601e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor mangleUnscopedTemplateName(Template); 96120f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor} 96220f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor 9630fa6df440023a95d8b47c79111e8613fc29f723bAnders Carlssonvoid CXXNameMangler::mangleTemplatePrefix(const TemplateDecl *ND) { 9647482e247163978792654ca1a99913e19dd507e0aAnders Carlsson // <template-prefix> ::= <prefix> <template unqualified-name> 9657482e247163978792654ca1a99913e19dd507e0aAnders Carlsson // ::= <template-param> 9667482e247163978792654ca1a99913e19dd507e0aAnders Carlsson // ::= <substitution> 96732fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor // <template-template-param> ::= <template-param> 96832fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor // <substitution> 9697482e247163978792654ca1a99913e19dd507e0aAnders Carlsson 970aeb85374e92619b8e4ce92ac6e30756b5053a137Anders Carlsson if (mangleSubstitution(ND)) 971aeb85374e92619b8e4ce92ac6e30756b5053a137Anders Carlsson return; 9723c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 97332fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor // <template-template-param> ::= <template-param> 97432fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor if (const TemplateTemplateParmDecl *TTP 97532fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor = dyn_cast<TemplateTemplateParmDecl>(ND)) { 97632fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor mangleTemplateParameter(TTP->getIndex()); 97732fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor return; 978193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam } 9793c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 980aa73ab1bd037419852eb4d4fb3ddf8fe2a2a4e5bAnders Carlsson manglePrefix(ND->getDeclContext()); 9811668f2062b237ddb137f5d16388b3dea49651f85Anders Carlsson mangleUnqualifiedName(ND->getTemplatedDecl()); 982aeb85374e92619b8e4ce92ac6e30756b5053a137Anders Carlsson addSubstitution(ND); 9837482e247163978792654ca1a99913e19dd507e0aAnders Carlsson} 9847482e247163978792654ca1a99913e19dd507e0aAnders Carlsson 985b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall/// Mangles a template name under the production <type>. Required for 986b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall/// template template arguments. 987b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall/// <type> ::= <class-enum-type> 988b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall/// ::= <template-param> 989b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall/// ::= <substitution> 990b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCallvoid CXXNameMangler::mangleType(TemplateName TN) { 991b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall if (mangleSubstitution(TN)) 992b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall return; 993b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 994b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall TemplateDecl *TD = 0; 995b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 996b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall switch (TN.getKind()) { 997b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall case TemplateName::QualifiedTemplate: 998b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall TD = TN.getAsQualifiedTemplateName()->getTemplateDecl(); 999b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall goto HaveDecl; 1000b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1001b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall case TemplateName::Template: 1002b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall TD = TN.getAsTemplateDecl(); 1003b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall goto HaveDecl; 1004b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1005b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall HaveDecl: 1006b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall if (isa<TemplateTemplateParmDecl>(TD)) 1007b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall mangleTemplateParameter(cast<TemplateTemplateParmDecl>(TD)->getIndex()); 1008b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall else 1009b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall mangleName(TD); 1010b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall break; 1011b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1012b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall case TemplateName::OverloadedTemplate: 1013b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall llvm_unreachable("can't mangle an overloaded template name as a <type>"); 1014b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall break; 1015b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1016b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall case TemplateName::DependentTemplate: { 1017b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall const DependentTemplateName *Dependent = TN.getAsDependentTemplateName(); 1018b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall assert(Dependent->isIdentifier()); 1019b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1020b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall // <class-enum-type> ::= <name> 1021b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall // <name> ::= <nested-name> 1022b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall mangleUnresolvedScope(Dependent->getQualifier()); 1023b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall mangleSourceName(Dependent->getIdentifier()); 1024b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall break; 1025b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall } 1026b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 10271aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor case TemplateName::SubstTemplateTemplateParmPack: { 10281aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor SubstTemplateTemplateParmPackStorage *SubstPack 10291aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor = TN.getAsSubstTemplateTemplateParmPack(); 10301aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor mangleTemplateParameter(SubstPack->getParameterPack()->getIndex()); 10311aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor break; 10321aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor } 1033b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall } 1034b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1035b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall addSubstitution(TN); 1036b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall} 1037b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 10381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpvoid 10395f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas GregorCXXNameMangler::mangleOperatorName(OverloadedOperatorKind OO, unsigned Arity) { 10405f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor switch (OO) { 10413201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // <operator-name> ::= nw # new 10425f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_New: Out << "nw"; break; 10435f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= na # new[] 10445f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Array_New: Out << "na"; break; 10453201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= dl # delete 10465f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Delete: Out << "dl"; break; 10473201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= da # delete[] 10485f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Array_Delete: Out << "da"; break; 10495f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= ps # + (unary) 10505e1e89b8af283af34943a477dc6378f1a641df26John McCall // ::= pl # + (binary or unknown) 1051193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam case OO_Plus: 10528257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson Out << (Arity == 1? "ps" : "pl"); break; 10533201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ng # - (unary) 10545e1e89b8af283af34943a477dc6378f1a641df26John McCall // ::= mi # - (binary or unknown) 1055193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam case OO_Minus: 10568257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson Out << (Arity == 1? "ng" : "mi"); break; 10573201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ad # & (unary) 10585e1e89b8af283af34943a477dc6378f1a641df26John McCall // ::= an # & (binary or unknown) 1059193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam case OO_Amp: 10608257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson Out << (Arity == 1? "ad" : "an"); break; 10613201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= de # * (unary) 10625e1e89b8af283af34943a477dc6378f1a641df26John McCall // ::= ml # * (binary or unknown) 1063193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam case OO_Star: 10645e1e89b8af283af34943a477dc6378f1a641df26John McCall // Use binary when unknown. 10658257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson Out << (Arity == 1? "de" : "ml"); break; 10663201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= co # ~ 10675f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Tilde: Out << "co"; break; 10683201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= dv # / 10695f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Slash: Out << "dv"; break; 10703201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= rm # % 10715f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Percent: Out << "rm"; break; 10723201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= or # | 10733201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_Pipe: Out << "or"; break; 10743201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= eo # ^ 10755f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Caret: Out << "eo"; break; 10763201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= aS # = 10775f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Equal: Out << "aS"; break; 10783201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= pL # += 10795f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_PlusEqual: Out << "pL"; break; 10803201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= mI # -= 10815f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_MinusEqual: Out << "mI"; break; 10823201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= mL # *= 10835f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_StarEqual: Out << "mL"; break; 10843201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= dV # /= 10855f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_SlashEqual: Out << "dV"; break; 10863201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= rM # %= 10873201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_PercentEqual: Out << "rM"; break; 10883201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= aN # &= 10893201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_AmpEqual: Out << "aN"; break; 10903201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= oR # |= 10913201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_PipeEqual: Out << "oR"; break; 10923201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= eO # ^= 10933201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_CaretEqual: Out << "eO"; break; 10943201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ls # << 10955f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_LessLess: Out << "ls"; break; 10963201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= rs # >> 10973201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_GreaterGreater: Out << "rs"; break; 10983201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= lS # <<= 10993201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_LessLessEqual: Out << "lS"; break; 11003201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= rS # >>= 11013201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_GreaterGreaterEqual: Out << "rS"; break; 11025f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= eq # == 11035f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_EqualEqual: Out << "eq"; break; 11043201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ne # != 11053201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_ExclaimEqual: Out << "ne"; break; 11063201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= lt # < 11075f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Less: Out << "lt"; break; 11083201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= gt # > 11095f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Greater: Out << "gt"; break; 11103201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= le # <= 11115f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_LessEqual: Out << "le"; break; 11123201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ge # >= 11135f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_GreaterEqual: Out << "ge"; break; 11143201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= nt # ! 11155f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Exclaim: Out << "nt"; break; 11163201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= aa # && 11175f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_AmpAmp: Out << "aa"; break; 11183201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= oo # || 11193201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_PipePipe: Out << "oo"; break; 11203201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= pp # ++ 11213201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_PlusPlus: Out << "pp"; break; 11223201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= mm # -- 11235f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_MinusMinus: Out << "mm"; break; 11243201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= cm # , 11253201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_Comma: Out << "cm"; break; 11263201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= pm # ->* 11275f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_ArrowStar: Out << "pm"; break; 11283201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= pt # -> 11295f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Arrow: Out << "pt"; break; 11303201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= cl # () 11315f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Call: Out << "cl"; break; 11323201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ix # [] 11335f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Subscript: Out << "ix"; break; 1134e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson 1135e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson // ::= qu # ? 1136e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson // The conditional operator can't be overloaded, but we still handle it when 1137e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson // mangling expressions. 1138e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson case OO_Conditional: Out << "qu"; break; 11395f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 11403201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_None: 11415f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case NUM_OVERLOADED_OPERATORS: 11421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump assert(false && "Not an overloaded operator"); 11435f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 11445f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor } 11455f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 11465f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 11470953e767ff7817f97b3ab20896b229891eeff45bJohn McCallvoid CXXNameMangler::mangleQualifiers(Qualifiers Quals) { 11481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // <CV-qualifiers> ::= [r] [V] [K] # restrict (C99), volatile, const 11490953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (Quals.hasRestrict()) 11505f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'r'; 11510953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (Quals.hasVolatile()) 11525f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'V'; 11530953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (Quals.hasConst()) 11545f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'K'; 11550953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 115656079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor if (Quals.hasAddressSpace()) { 115756079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // Extension: 115856079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // 115956079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // <type> ::= U <address-space-number> 116056079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // 116156079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // where <address-space-number> is a source name consisting of 'AS' 116256079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // followed by the address space <number>. 116356079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor llvm::SmallString<64> ASString; 116456079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor ASString = "AS" + llvm::utostr_32(Quals.getAddressSpace()); 116556079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor Out << 'U' << ASString.size() << ASString; 116656079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor } 116756079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor 11680953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // FIXME: For now, just drop all extension qualifiers on the floor. 11695f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 11705f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 11710a9a6d68979619a621fedc5089674487f720f765Douglas Gregorvoid CXXNameMangler::mangleRefQualifier(RefQualifierKind RefQualifier) { 11720a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // <ref-qualifier> ::= R # lvalue reference 11730a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // ::= O # rvalue-reference 11740a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // Proposal to Itanium C++ ABI list on 1/26/11 11750a9a6d68979619a621fedc5089674487f720f765Douglas Gregor switch (RefQualifier) { 11760a9a6d68979619a621fedc5089674487f720f765Douglas Gregor case RQ_None: 11770a9a6d68979619a621fedc5089674487f720f765Douglas Gregor break; 11780a9a6d68979619a621fedc5089674487f720f765Douglas Gregor 11790a9a6d68979619a621fedc5089674487f720f765Douglas Gregor case RQ_LValue: 11800a9a6d68979619a621fedc5089674487f720f765Douglas Gregor Out << 'R'; 11810a9a6d68979619a621fedc5089674487f720f765Douglas Gregor break; 11820a9a6d68979619a621fedc5089674487f720f765Douglas Gregor 11830a9a6d68979619a621fedc5089674487f720f765Douglas Gregor case RQ_RValue: 11840a9a6d68979619a621fedc5089674487f720f765Douglas Gregor Out << 'O'; 11850a9a6d68979619a621fedc5089674487f720f765Douglas Gregor break; 11860a9a6d68979619a621fedc5089674487f720f765Douglas Gregor } 11870a9a6d68979619a621fedc5089674487f720f765Douglas Gregor} 11880a9a6d68979619a621fedc5089674487f720f765Douglas Gregor 11897b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlssonvoid CXXNameMangler::mangleObjCMethodName(const ObjCMethodDecl *MD) { 1190f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola Context.mangleObjCMethodName(MD, Out); 11917b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlsson} 11927b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlsson 1193b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCallvoid CXXNameMangler::mangleType(QualType nonCanon) { 11944843e584b54460973b8445d38907bab0401ebb0cAnders Carlsson // Only operate on the canonical type! 1195b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall QualType canon = nonCanon.getCanonicalType(); 11964843e584b54460973b8445d38907bab0401ebb0cAnders Carlsson 1197b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall SplitQualType split = canon.split(); 1198b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall Qualifiers quals = split.second; 1199b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall const Type *ty = split.first; 1200b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall 1201b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall bool isSubstitutable = quals || !isa<BuiltinType>(ty); 1202b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall if (isSubstitutable && mangleSubstitution(canon)) 12037696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson return; 12047696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson 1205b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall // If we're mangling a qualified array type, push the qualifiers to 1206b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall // the element type. 1207b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall if (quals && isa<ArrayType>(ty)) { 1208b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall ty = Context.getASTContext().getAsArrayType(canon); 1209b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall quals = Qualifiers(); 1210b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall 1211b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall // Note that we don't update canon: we want to add the 1212b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall // substitution at the canonical type. 1213b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall } 1214b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall 1215b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall if (quals) { 1216b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall mangleQualifiers(quals); 12170953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // Recurse: even if the qualified type isn't yet substitutable, 12180953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // the unqualified type might be. 1219b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall mangleType(QualType(ty, 0)); 12207696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson } else { 1221b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall switch (ty->getTypeClass()) { 1222efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define ABSTRACT_TYPE(CLASS, PARENT) 1223efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define NON_CANONICAL_TYPE(CLASS, PARENT) \ 12247696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson case Type::CLASS: \ 12259f61aa9e280adea9fbf3365f0e4f6ed568c9885aJeffrey Yasskin llvm_unreachable("can't mangle non-canonical type " #CLASS "Type"); \ 12267696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson return; 1227efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define TYPE(CLASS, PARENT) \ 12287696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson case Type::CLASS: \ 1229b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall mangleType(static_cast<const CLASS##Type*>(ty)); \ 12307696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson break; 1231efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#include "clang/AST/TypeNodes.def" 12327696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson } 12334843e584b54460973b8445d38907bab0401ebb0cAnders Carlsson } 12347696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson 12357696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson // Add the substitution. 1236b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall if (isSubstitutable) 1237b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall addSubstitution(canon); 12385f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 12395f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 12401b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregorvoid CXXNameMangler::mangleNameOrStandardSubstitution(const NamedDecl *ND) { 12411b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor if (!mangleStandardSubstitution(ND)) 12421b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor mangleName(ND); 12431b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor} 12441b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor 12455f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleType(const BuiltinType *T) { 1246efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall // <type> ::= <builtin-type> 12475f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <builtin-type> ::= v # void 12485f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= w # wchar_t 12495f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= b # bool 12505f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= c # char 12515f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= a # signed char 12525f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= h # unsigned char 12535f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= s # short 12545f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= t # unsigned short 12555f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= i # int 12565f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= j # unsigned int 12575f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= l # long 12585f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= m # unsigned long 12595f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= x # long long, __int64 12605f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= y # unsigned long long, __int64 12615f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= n # __int128 12625f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= o # unsigned __int128 12635f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= f # float 12645f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= d # double 12655f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= e # long double, __float80 12665f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= g # __float128 12675f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= Dd # IEEE 754r decimal floating point (64 bits) 12685f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= De # IEEE 754r decimal floating point (128 bits) 12695f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= Df # IEEE 754r decimal floating point (32 bits) 12705f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= Dh # IEEE 754r half-precision floating point (16 bits) 1271f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith // ::= Di # char32_t 1272f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith // ::= Ds # char16_t 1273e292368afa63337f5ff64c967857a898d6f868daAnders Carlsson // ::= Dn # std::nullptr_t (i.e., decltype(nullptr)) 12745f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= u <source-name> # vendor extended type 12755f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor switch (T->getKind()) { 12765f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Void: Out << 'v'; break; 12775f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Bool: Out << 'b'; break; 12785f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Char_U: case BuiltinType::Char_S: Out << 'c'; break; 12795f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::UChar: Out << 'h'; break; 12805f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::UShort: Out << 't'; break; 12815f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::UInt: Out << 'j'; break; 12825f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::ULong: Out << 'm'; break; 12835f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::ULongLong: Out << 'y'; break; 12842df9ced9fd1e8c7d7b38443db07e0e811de22571Chris Lattner case BuiltinType::UInt128: Out << 'o'; break; 12855f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::SChar: Out << 'a'; break; 12863f59c975aa5d047f7edd1b900b5e885c38af0ef7Chris Lattner case BuiltinType::WChar_S: 12873f59c975aa5d047f7edd1b900b5e885c38af0ef7Chris Lattner case BuiltinType::WChar_U: Out << 'w'; break; 1288f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith case BuiltinType::Char16: Out << "Ds"; break; 1289f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith case BuiltinType::Char32: Out << "Di"; break; 12905f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Short: Out << 's'; break; 12915f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Int: Out << 'i'; break; 12925f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Long: Out << 'l'; break; 12935f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::LongLong: Out << 'x'; break; 12942df9ced9fd1e8c7d7b38443db07e0e811de22571Chris Lattner case BuiltinType::Int128: Out << 'n'; break; 12955f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Float: Out << 'f'; break; 12965f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Double: Out << 'd'; break; 12975f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::LongDouble: Out << 'e'; break; 1298e292368afa63337f5ff64c967857a898d6f868daAnders Carlsson case BuiltinType::NullPtr: Out << "Dn"; break; 12995f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 13005f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Overload: 13015f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Dependent: 13021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump assert(false && 13035f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor "Overloaded and dependent types shouldn't get to name mangling"); 13045f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 1305e89d15944dd3be750a09805ad21222d2fa9321faAnders Carlsson case BuiltinType::UndeducedAuto: 1306e89d15944dd3be750a09805ad21222d2fa9321faAnders Carlsson assert(0 && "Should not see undeduced auto here"); 1307e89d15944dd3be750a09805ad21222d2fa9321faAnders Carlsson break; 13089533a7fdb8397421f3be52e879442460a87389f6Steve Naroff case BuiltinType::ObjCId: Out << "11objc_object"; break; 13099533a7fdb8397421f3be52e879442460a87389f6Steve Naroff case BuiltinType::ObjCClass: Out << "10objc_class"; break; 131013dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian case BuiltinType::ObjCSel: Out << "13objc_selector"; break; 13115f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor } 13125f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 13135f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1314efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= <function-type> 1315efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <function-type> ::= F [Y] <bare-function-type> E 1316efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const FunctionProtoType *T) { 13175f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'F'; 1318f5408fe484495ee4efbdd709c8a2c2fdbbbdb328Mike Stump // FIXME: We don't have enough information in the AST to produce the 'Y' 1319f5408fe484495ee4efbdd709c8a2c2fdbbbdb328Mike Stump // encoding for extern "C" function types. 13205f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor mangleBareFunctionType(T, /*MangleReturnType=*/true); 13215f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'E'; 13225f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 1323efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const FunctionNoProtoType *T) { 13249f61aa9e280adea9fbf3365f0e4f6ed568c9885aJeffrey Yasskin llvm_unreachable("Can't mangle K&R function prototypes"); 1325efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 13265f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleBareFunctionType(const FunctionType *T, 13275f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor bool MangleReturnType) { 1328efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall // We should never be mangling something without a prototype. 1329efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall const FunctionProtoType *Proto = cast<FunctionProtoType>(T); 1330efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 13315f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <bare-function-type> ::= <signature type>+ 13325f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor if (MangleReturnType) 1333efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(Proto->getResultType()); 13345f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 133593296683a70eed2fae0b694748ed4cc51c53aef4Anders Carlsson if (Proto->getNumArgs() == 0 && !Proto->isVariadic()) { 1336a7e6845660f91ec611427e1db842780e1ec12bdbEli Friedman // <builtin-type> ::= v # void 1337c6c91bc019ff7fa09f6570025ba011aad4c0d004Anders Carlsson Out << 'v'; 1338c6c91bc019ff7fa09f6570025ba011aad4c0d004Anders Carlsson return; 1339c6c91bc019ff7fa09f6570025ba011aad4c0d004Anders Carlsson } 13401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 134172564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor for (FunctionProtoType::arg_type_iterator Arg = Proto->arg_type_begin(), 13421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump ArgEnd = Proto->arg_type_end(); 13435f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Arg != ArgEnd; ++Arg) 13445f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor mangleType(*Arg); 1345219cc61b505960195d538052f0e629b387ad60caDouglas Gregor 1346219cc61b505960195d538052f0e629b387ad60caDouglas Gregor // <builtin-type> ::= z # ellipsis 1347219cc61b505960195d538052f0e629b387ad60caDouglas Gregor if (Proto->isVariadic()) 1348219cc61b505960195d538052f0e629b387ad60caDouglas Gregor Out << 'z'; 13495f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 13505f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1351efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= <class-enum-type> 13521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump// <class-enum-type> ::= <name> 1353ed97649e9574b9d854fa4d6109c9333ae0993554John McCallvoid CXXNameMangler::mangleType(const UnresolvedUsingType *T) { 1354ed97649e9574b9d854fa4d6109c9333ae0993554John McCall mangleName(T->getDecl()); 1355ed97649e9574b9d854fa4d6109c9333ae0993554John McCall} 1356ed97649e9574b9d854fa4d6109c9333ae0993554John McCall 1357ed97649e9574b9d854fa4d6109c9333ae0993554John McCall// <type> ::= <class-enum-type> 1358ed97649e9574b9d854fa4d6109c9333ae0993554John McCall// <class-enum-type> ::= <name> 1359efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const EnumType *T) { 1360efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(static_cast<const TagType*>(T)); 1361efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1362efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const RecordType *T) { 1363efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(static_cast<const TagType*>(T)); 1364efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 13655f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleType(const TagType *T) { 1366ecb7e932e9274a0628477d17931a06b3b109024aEli Friedman mangleName(T->getDecl()); 13675f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 13685f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1369efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= <array-type> 1370efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <array-type> ::= A <positive dimension number> _ <element type> 1371efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// ::= A [<dimension expression>] _ <element type> 1372efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const ConstantArrayType *T) { 1373efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'A' << T->getSize() << '_'; 1374efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getElementType()); 1375efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1376efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const VariableArrayType *T) { 13775f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'A'; 13787281d1fbea62a4549b045bb7dc434904f2b609d8Fariborz Jahanian // decayed vla types (size 0) will just be skipped. 13797281d1fbea62a4549b045bb7dc434904f2b609d8Fariborz Jahanian if (T->getSizeExpr()) 13807281d1fbea62a4549b045bb7dc434904f2b609d8Fariborz Jahanian mangleExpression(T->getSizeExpr()); 13815f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << '_'; 13825f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor mangleType(T->getElementType()); 13835f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 1384efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const DependentSizedArrayType *T) { 1385efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'A'; 1386efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleExpression(T->getSizeExpr()); 1387efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << '_'; 1388efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getElementType()); 1389efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1390efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const IncompleteArrayType *T) { 1391271b665c4e357809d245c1ab811f20bf1f0dfc1fNick Lewycky Out << "A_"; 1392efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getElementType()); 1393efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 13945f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1395efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= <pointer-to-member-type> 1396efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <pointer-to-member-type> ::= M <class type> <member type> 13975f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleType(const MemberPointerType *T) { 13985f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'M'; 13995f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor mangleType(QualType(T->getClass(), 0)); 14000e650017acdbbeb0c590e77bbea88c200ea1caefAnders Carlsson QualType PointeeType = T->getPointeeType(); 14010e650017acdbbeb0c590e77bbea88c200ea1caefAnders Carlsson if (const FunctionProtoType *FPT = dyn_cast<FunctionProtoType>(PointeeType)) { 14020953e767ff7817f97b3ab20896b229891eeff45bJohn McCall mangleQualifiers(Qualifiers::fromCVRMask(FPT->getTypeQuals())); 14030a9a6d68979619a621fedc5089674487f720f765Douglas Gregor mangleRefQualifier(FPT->getRefQualifier()); 14040e650017acdbbeb0c590e77bbea88c200ea1caefAnders Carlsson mangleType(FPT); 14059d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson 14069d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // Itanium C++ ABI 5.1.8: 14079d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // 14089d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // The type of a non-static member function is considered to be different, 14099d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // for the purposes of substitution, from the type of a namespace-scope or 14109d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // static member function whose type appears similar. The types of two 14119d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // non-static member functions are considered to be different, for the 14129d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // purposes of substitution, if the functions are members of different 14139d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // classes. In other words, for the purposes of substitution, the class of 14149d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // which the function is a member is considered part of the type of 14159d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // function. 14169d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson 14179d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // We increment the SeqID here to emulate adding an entry to the 14189d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // substitution table. We can't actually add it because we don't want this 14199d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // particular function type to be substituted. 14209d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson ++SeqID; 14211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump } else 14220e650017acdbbeb0c590e77bbea88c200ea1caefAnders Carlsson mangleType(PointeeType); 14235f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 14245f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1425efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= <template-param> 14265f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleType(const TemplateTypeParmType *T) { 14270ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson mangleTemplateParameter(T->getIndex()); 14285f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 14295f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1430c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor// <type> ::= <template-param> 1431c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregorvoid CXXNameMangler::mangleType(const SubstTemplateTypeParmPackType *T) { 1432c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor mangleTemplateParameter(T->getReplacedParameter()->getIndex()); 1433c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor} 1434c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor 1435efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= P <type> # pointer-to 1436efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const PointerType *T) { 1437efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'P'; 1438efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getPointeeType()); 1439efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1440efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const ObjCObjectPointerType *T) { 1441efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'P'; 1442efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getPointeeType()); 1443efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1444efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1445efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= R <type> # reference-to 1446efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const LValueReferenceType *T) { 1447efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'R'; 1448efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getPointeeType()); 1449efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1450efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1451efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= O <type> # rvalue reference-to (C++0x) 1452efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const RValueReferenceType *T) { 1453efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'O'; 1454efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getPointeeType()); 1455efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1456efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1457efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= C <type> # complex pair (C 2000) 1458efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const ComplexType *T) { 1459efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'C'; 1460efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getElementType()); 1461efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1462efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1463c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson// ARM's ABI for Neon vector types specifies that they should be mangled as 146457147a8615bca96e067975fe931baf5d741876a4Bob Wilson// if they are structs (to match ARM's initial implementation). The 146557147a8615bca96e067975fe931baf5d741876a4Bob Wilson// vector type must be one of the special types predefined by ARM. 146657147a8615bca96e067975fe931baf5d741876a4Bob Wilsonvoid CXXNameMangler::mangleNeonVectorType(const VectorType *T) { 1467c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson QualType EltType = T->getElementType(); 146857147a8615bca96e067975fe931baf5d741876a4Bob Wilson assert(EltType->isBuiltinType() && "Neon vector element not a BuiltinType"); 1469c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson const char *EltName = 0; 1470491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson if (T->getVectorKind() == VectorType::NeonPolyVector) { 1471491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson switch (cast<BuiltinType>(EltType)->getKind()) { 14724cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::SChar: EltName = "poly8_t"; break; 14734cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::Short: EltName = "poly16_t"; break; 147457147a8615bca96e067975fe931baf5d741876a4Bob Wilson default: llvm_unreachable("unexpected Neon polynomial vector element type"); 1475491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson } 1476491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson } else { 1477491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson switch (cast<BuiltinType>(EltType)->getKind()) { 14784cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::SChar: EltName = "int8_t"; break; 14794cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::UChar: EltName = "uint8_t"; break; 14804cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::Short: EltName = "int16_t"; break; 14814cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::UShort: EltName = "uint16_t"; break; 14824cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::Int: EltName = "int32_t"; break; 14834cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::UInt: EltName = "uint32_t"; break; 14844cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::LongLong: EltName = "int64_t"; break; 14854cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::ULongLong: EltName = "uint64_t"; break; 14864cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::Float: EltName = "float32_t"; break; 148757147a8615bca96e067975fe931baf5d741876a4Bob Wilson default: llvm_unreachable("unexpected Neon vector element type"); 1488491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson } 1489c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson } 1490c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson const char *BaseName = 0; 14914cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson unsigned BitSize = (T->getNumElements() * 14923a7230218d37de975096280472fa55294024b728Bob Wilson getASTContext().getTypeSize(EltType)); 1493c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson if (BitSize == 64) 1494c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson BaseName = "__simd64_"; 149557147a8615bca96e067975fe931baf5d741876a4Bob Wilson else { 149657147a8615bca96e067975fe931baf5d741876a4Bob Wilson assert(BitSize == 128 && "Neon vector type not 64 or 128 bits"); 1497c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson BaseName = "__simd128_"; 149857147a8615bca96e067975fe931baf5d741876a4Bob Wilson } 1499c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson Out << strlen(BaseName) + strlen(EltName); 1500c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson Out << BaseName << EltName; 1501c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson} 1502c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson 1503efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// GNU extension: vector types 1504788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// <type> ::= <vector-type> 1505788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// <vector-type> ::= Dv <positive dimension number> _ 1506788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// <extended element type> 1507788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// ::= Dv [<dimension expression>] _ <element type> 1508788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// <extended element type> ::= <element type> 1509788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// ::= p # AltiVec vector pixel 1510efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const VectorType *T) { 1511491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson if ((T->getVectorKind() == VectorType::NeonVector || 151257147a8615bca96e067975fe931baf5d741876a4Bob Wilson T->getVectorKind() == VectorType::NeonPolyVector)) { 151357147a8615bca96e067975fe931baf5d741876a4Bob Wilson mangleNeonVectorType(T); 1514c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson return; 151557147a8615bca96e067975fe931baf5d741876a4Bob Wilson } 15160e5f067da58e43aa9bdfd1317283b52d4beeb19aNick Lewycky Out << "Dv" << T->getNumElements() << '_'; 1517e86d78cf4754a6aef2cf9a33d847aa15338e276fBob Wilson if (T->getVectorKind() == VectorType::AltiVecPixel) 1518788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner Out << 'p'; 1519e86d78cf4754a6aef2cf9a33d847aa15338e276fBob Wilson else if (T->getVectorKind() == VectorType::AltiVecBool) 1520788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner Out << 'b'; 1521788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner else 1522788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner mangleType(T->getElementType()); 1523efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1524efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const ExtVectorType *T) { 1525efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(static_cast<const VectorType*>(T)); 1526efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1527efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const DependentSizedExtVectorType *T) { 15280e5f067da58e43aa9bdfd1317283b52d4beeb19aNick Lewycky Out << "Dv"; 15290e5f067da58e43aa9bdfd1317283b52d4beeb19aNick Lewycky mangleExpression(T->getSizeExpr()); 15300e5f067da58e43aa9bdfd1317283b52d4beeb19aNick Lewycky Out << '_'; 1531efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getElementType()); 1532efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1533efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 15347536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregorvoid CXXNameMangler::mangleType(const PackExpansionType *T) { 15354fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // <type> ::= Dp <type> # pack expansion (C++0x) 1536255c269f35928a8194fb591656c67ec4ebd846ebDouglas Gregor Out << "Dp"; 15377536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor mangleType(T->getPattern()); 15387536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor} 15397536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor 1540a40c5e4f6969c6e9c980e7506b6f0a9477808645Anders Carlssonvoid CXXNameMangler::mangleType(const ObjCInterfaceType *T) { 1541a40c5e4f6969c6e9c980e7506b6f0a9477808645Anders Carlsson mangleSourceName(T->getDecl()->getIdentifier()); 1542a40c5e4f6969c6e9c980e7506b6f0a9477808645Anders Carlsson} 1543a40c5e4f6969c6e9c980e7506b6f0a9477808645Anders Carlsson 1544c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCallvoid CXXNameMangler::mangleType(const ObjCObjectType *T) { 1545c00c1f6638a8ca771df14133560873fc21f31234John McCall // We don't allow overloading by different protocol qualification, 1546c00c1f6638a8ca771df14133560873fc21f31234John McCall // so mangling them isn't necessary. 1547c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall mangleType(T->getBaseType()); 1548c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 1549c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 1550efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const BlockPointerType *T) { 1551f28c687866aed1ed7b4b9ddf44a51673861236cfAnders Carlsson Out << "U13block_pointer"; 1552f28c687866aed1ed7b4b9ddf44a51673861236cfAnders Carlsson mangleType(T->getPointeeType()); 1553efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1554efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 155531f17ecbef57b5679c017c375db330546b7b5145John McCallvoid CXXNameMangler::mangleType(const InjectedClassNameType *T) { 155631f17ecbef57b5679c017c375db330546b7b5145John McCall // Mangle injected class name types as if the user had written the 155731f17ecbef57b5679c017c375db330546b7b5145John McCall // specialization out fully. It may not actually be possible to see 155831f17ecbef57b5679c017c375db330546b7b5145John McCall // this mangling, though. 155931f17ecbef57b5679c017c375db330546b7b5145John McCall mangleType(T->getInjectedSpecializationType()); 156031f17ecbef57b5679c017c375db330546b7b5145John McCall} 156131f17ecbef57b5679c017c375db330546b7b5145John McCall 1562efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const TemplateSpecializationType *T) { 15631e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (TemplateDecl *TD = T->getTemplateName().getAsTemplateDecl()) { 15641e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor mangleName(TD, T->getArgs(), T->getNumArgs()); 15651e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor } else { 15661e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (mangleSubstitution(QualType(T, 0))) 15671e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return; 1568c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 15691e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor mangleTemplatePrefix(T->getTemplateName()); 1570c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 15711e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // FIXME: GCC does not appear to mangle the template arguments when 15721e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // the template in question is a dependent template name. Should we 15731e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // emulate that badness? 15741e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor mangleTemplateArgs(T->getTemplateName(), T->getArgs(), T->getNumArgs()); 15751e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor addSubstitution(QualType(T, 0)); 15761e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor } 1577efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1578efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 15794714c12a1ab759156b78be8f109ea4c12213af57Douglas Gregorvoid CXXNameMangler::mangleType(const DependentNameType *T) { 1580ae3524866124021f3bc695886668254093c0793fAnders Carlsson // Typename types are always nested 1581ae3524866124021f3bc695886668254093c0793fAnders Carlsson Out << 'N'; 158233500955d731c73717af52088b7fc0e7a85681e7John McCall mangleUnresolvedScope(T->getQualifier()); 158333500955d731c73717af52088b7fc0e7a85681e7John McCall mangleSourceName(T->getIdentifier()); 158433500955d731c73717af52088b7fc0e7a85681e7John McCall Out << 'E'; 158533500955d731c73717af52088b7fc0e7a85681e7John McCall} 15866ab30e0c027458ff5293b898204ac2d1a789668eJohn McCall 158733500955d731c73717af52088b7fc0e7a85681e7John McCallvoid CXXNameMangler::mangleType(const DependentTemplateSpecializationType *T) { 158833500955d731c73717af52088b7fc0e7a85681e7John McCall // Dependently-scoped template types are always nested 158933500955d731c73717af52088b7fc0e7a85681e7John McCall Out << 'N'; 159033500955d731c73717af52088b7fc0e7a85681e7John McCall 159133500955d731c73717af52088b7fc0e7a85681e7John McCall // TODO: avoid making this TemplateName. 159233500955d731c73717af52088b7fc0e7a85681e7John McCall TemplateName Prefix = 159333500955d731c73717af52088b7fc0e7a85681e7John McCall getASTContext().getDependentTemplateName(T->getQualifier(), 159433500955d731c73717af52088b7fc0e7a85681e7John McCall T->getIdentifier()); 159533500955d731c73717af52088b7fc0e7a85681e7John McCall mangleTemplatePrefix(Prefix); 159633500955d731c73717af52088b7fc0e7a85681e7John McCall 159733500955d731c73717af52088b7fc0e7a85681e7John McCall // FIXME: GCC does not appear to mangle the template arguments when 159833500955d731c73717af52088b7fc0e7a85681e7John McCall // the template in question is a dependent template name. Should we 159933500955d731c73717af52088b7fc0e7a85681e7John McCall // emulate that badness? 160033500955d731c73717af52088b7fc0e7a85681e7John McCall mangleTemplateArgs(Prefix, T->getArgs(), T->getNumArgs()); 1601ae3524866124021f3bc695886668254093c0793fAnders Carlsson Out << 'E'; 1602efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1603efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1604ad5e73887052193afda72db8efcb812bd083a4a8John McCallvoid CXXNameMangler::mangleType(const TypeOfType *T) { 1605ad5e73887052193afda72db8efcb812bd083a4a8John McCall // FIXME: this is pretty unsatisfactory, but there isn't an obvious 1606ad5e73887052193afda72db8efcb812bd083a4a8John McCall // "extension with parameters" mangling. 1607ad5e73887052193afda72db8efcb812bd083a4a8John McCall Out << "u6typeof"; 1608ad5e73887052193afda72db8efcb812bd083a4a8John McCall} 1609ad5e73887052193afda72db8efcb812bd083a4a8John McCall 1610ad5e73887052193afda72db8efcb812bd083a4a8John McCallvoid CXXNameMangler::mangleType(const TypeOfExprType *T) { 1611ad5e73887052193afda72db8efcb812bd083a4a8John McCall // FIXME: this is pretty unsatisfactory, but there isn't an obvious 1612ad5e73887052193afda72db8efcb812bd083a4a8John McCall // "extension with parameters" mangling. 1613ad5e73887052193afda72db8efcb812bd083a4a8John McCall Out << "u6typeof"; 1614ad5e73887052193afda72db8efcb812bd083a4a8John McCall} 1615ad5e73887052193afda72db8efcb812bd083a4a8John McCall 1616ad5e73887052193afda72db8efcb812bd083a4a8John McCallvoid CXXNameMangler::mangleType(const DecltypeType *T) { 1617ad5e73887052193afda72db8efcb812bd083a4a8John McCall Expr *E = T->getUnderlyingExpr(); 1618193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 1619ad5e73887052193afda72db8efcb812bd083a4a8John McCall // type ::= Dt <expression> E # decltype of an id-expression 1620ad5e73887052193afda72db8efcb812bd083a4a8John McCall // # or class member access 1621ad5e73887052193afda72db8efcb812bd083a4a8John McCall // ::= DT <expression> E # decltype of an expression 1622ad5e73887052193afda72db8efcb812bd083a4a8John McCall 1623ad5e73887052193afda72db8efcb812bd083a4a8John McCall // This purports to be an exhaustive list of id-expressions and 1624ad5e73887052193afda72db8efcb812bd083a4a8John McCall // class member accesses. Note that we do not ignore parentheses; 1625ad5e73887052193afda72db8efcb812bd083a4a8John McCall // parentheses change the semantics of decltype for these 1626ad5e73887052193afda72db8efcb812bd083a4a8John McCall // expressions (and cause the mangler to use the other form). 1627ad5e73887052193afda72db8efcb812bd083a4a8John McCall if (isa<DeclRefExpr>(E) || 1628ad5e73887052193afda72db8efcb812bd083a4a8John McCall isa<MemberExpr>(E) || 1629ad5e73887052193afda72db8efcb812bd083a4a8John McCall isa<UnresolvedLookupExpr>(E) || 1630ad5e73887052193afda72db8efcb812bd083a4a8John McCall isa<DependentScopeDeclRefExpr>(E) || 1631ad5e73887052193afda72db8efcb812bd083a4a8John McCall isa<CXXDependentScopeMemberExpr>(E) || 1632ad5e73887052193afda72db8efcb812bd083a4a8John McCall isa<UnresolvedMemberExpr>(E)) 1633ad5e73887052193afda72db8efcb812bd083a4a8John McCall Out << "Dt"; 1634ad5e73887052193afda72db8efcb812bd083a4a8John McCall else 1635ad5e73887052193afda72db8efcb812bd083a4a8John McCall Out << "DT"; 1636ad5e73887052193afda72db8efcb812bd083a4a8John McCall mangleExpression(E); 1637ad5e73887052193afda72db8efcb812bd083a4a8John McCall Out << 'E'; 1638ad5e73887052193afda72db8efcb812bd083a4a8John McCall} 1639ad5e73887052193afda72db8efcb812bd083a4a8John McCall 1640193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnamvoid CXXNameMangler::mangleIntegerLiteral(QualType T, 1641e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson const llvm::APSInt &Value) { 1642e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson // <expr-primary> ::= L <type> <value number> E # integer literal 1643e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson Out << 'L'; 1644193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 1645e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleType(T); 1646e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson if (T->isBooleanType()) { 1647e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson // Boolean values are encoded as 0/1. 1648e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson Out << (Value.getBoolValue() ? '1' : '0'); 1649e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson } else { 16500512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleNumber(Value); 1651e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson } 1652e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson Out << 'E'; 1653193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 1654e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson} 1655e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson 16562f27bf854f0519810b34afd209089cc75536b757John McCall/// Mangles a member expression. Implicit accesses are not handled, 16572f27bf854f0519810b34afd209089cc75536b757John McCall/// but that should be okay, because you shouldn't be able to 16582f27bf854f0519810b34afd209089cc75536b757John McCall/// make an implicit access in a function template declaration. 16592f27bf854f0519810b34afd209089cc75536b757John McCallvoid CXXNameMangler::mangleMemberExpr(const Expr *Base, 16602f27bf854f0519810b34afd209089cc75536b757John McCall bool IsArrow, 16612f27bf854f0519810b34afd209089cc75536b757John McCall NestedNameSpecifier *Qualifier, 16622f27bf854f0519810b34afd209089cc75536b757John McCall DeclarationName Member, 16632f27bf854f0519810b34afd209089cc75536b757John McCall unsigned Arity) { 1664e1e342f4a96f132d8d7e802284417bd520f9f4f8John McCall // gcc-4.4 uses 'dt' for dot expressions, which is reasonable. 1665e1e342f4a96f132d8d7e802284417bd520f9f4f8John McCall // OTOH, gcc also mangles the name as an expression. 1666e1e342f4a96f132d8d7e802284417bd520f9f4f8John McCall Out << (IsArrow ? "pt" : "dt"); 16672f27bf854f0519810b34afd209089cc75536b757John McCall mangleExpression(Base); 16682f27bf854f0519810b34afd209089cc75536b757John McCall mangleUnresolvedName(Qualifier, Member, Arity); 16692f27bf854f0519810b34afd209089cc75536b757John McCall} 16702f27bf854f0519810b34afd209089cc75536b757John McCall 16715e1e89b8af283af34943a477dc6378f1a641df26John McCallvoid CXXNameMangler::mangleExpression(const Expr *E, unsigned Arity) { 1672d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // <expression> ::= <unary operator-name> <expression> 167309cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall // ::= <binary operator-name> <expression> <expression> 167409cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall // ::= <trinary operator-name> <expression> <expression> <expression> 1675a7e6845660f91ec611427e1db842780e1ec12bdbEli Friedman // ::= cl <expression>* E # call 1676d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= cv <type> expression # conversion with one argument 1677d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= cv <type> _ <expression>* E # conversion with a different number of arguments 1678a7e6845660f91ec611427e1db842780e1ec12bdbEli Friedman // ::= st <type> # sizeof (a type) 1679d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= at <type> # alignof (a type) 1680d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= <template-param> 1681d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= <function-param> 1682d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= sr <type> <unqualified-name> # dependent name 1683d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= sr <type> <unqualified-name> <template-args> # dependent template-id 1684d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= sZ <template-param> # size of a parameter pack 16854fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // ::= sZ <function-param> # size of a function parameter pack 168609cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall // ::= <expr-primary> 16871dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // <expr-primary> ::= L <type> <value number> E # integer literal 16881dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // ::= L <type <value float> E # floating literal 16891dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // ::= L <mangled-name> E # external name 1690d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson switch (E->getStmtClass()) { 16916ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall case Expr::NoStmtClass: 169263c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall#define ABSTRACT_STMT(Type) 16936ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall#define EXPR(Type, Base) 16946ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall#define STMT(Type, Base) \ 16956ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall case Expr::Type##Class: 16964bfe1968410ea8ffe3b4f629addd7c4bcf484765Sean Hunt#include "clang/AST/StmtNodes.inc" 16970512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // fallthrough 16980512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 16990512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // These all can only appear in local or variable-initialization 17000512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // contexts and so should never appear in a mangling. 17010512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::AddrLabelExprClass: 17020512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::BlockDeclRefExprClass: 17030512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXThisExprClass: 17040512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::DesignatedInitExprClass: 17050512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ImplicitValueInitExprClass: 17060512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::InitListExprClass: 17070512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ParenListExprClass: 17080512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXScalarValueInitExprClass: 170909cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall llvm_unreachable("unexpected statement kind"); 171009cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall break; 171109cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall 17120512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // FIXME: invent manglings for all these. 17130512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::BlockExprClass: 17140512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXPseudoDestructorExprClass: 17150512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ChooseExprClass: 17160512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CompoundLiteralExprClass: 17170512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ExtVectorElementExprClass: 17180512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCEncodeExprClass: 17190512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCIsaExprClass: 17200512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCIvarRefExprClass: 17210512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCMessageExprClass: 17220512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCPropertyRefExprClass: 17230512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCProtocolExprClass: 17240512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCSelectorExprClass: 17250512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCStringLiteralClass: 17260512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::OffsetOfExprClass: 17270512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::PredefinedExprClass: 17280512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ShuffleVectorExprClass: 17290512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::StmtExprClass: 17300512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::UnaryTypeTraitExprClass: 17316ad6f2848d7652ab2991286eb48be440d3493b28Francois Pichet case Expr::BinaryTypeTraitExprClass: 17329be88403e965cc49af76c9d33d818781d44b333eFrancois Pichet case Expr::VAArgExprClass: 17332e156225a29407a50dd19041aa5750171ad44ea3Sebastian Redl case Expr::CXXUuidofExprClass: 1734e08ce650a2b02410eddd1f60a4aa6b3d4be71e73Peter Collingbourne case Expr::CXXNoexceptExprClass: 1735e08ce650a2b02410eddd1f60a4aa6b3d4be71e73Peter Collingbourne case Expr::CUDAKernelCallExprClass: { 17366ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall // As bad as this diagnostic is, it's better than crashing. 17376ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall Diagnostic &Diags = Context.getDiags(); 17386ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall unsigned DiagID = Diags.getCustomDiagID(Diagnostic::Error, 17396ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall "cannot yet mangle expression type %0"); 174033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Diags.Report(E->getExprLoc(), DiagID) 1741739bf09fc6c7e34a86f1b049b44e58a4718dd348John McCall << E->getStmtClassName() << E->getSourceRange(); 17426ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall break; 17436ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall } 17446ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall 17457cd7d1ad33fdf49eef83942e8855fe20d95aa1b9John McCall case Expr::OpaqueValueExprClass: 17467cd7d1ad33fdf49eef83942e8855fe20d95aa1b9John McCall llvm_unreachable("cannot mangle opaque value; mangling wrong thing?"); 17477cd7d1ad33fdf49eef83942e8855fe20d95aa1b9John McCall 17480512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXDefaultArgExprClass: 17495e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(cast<CXXDefaultArgExpr>(E)->getExpr(), Arity); 17500512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 17510512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 17520512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXMemberCallExprClass: // fallthrough 17531dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::CallExprClass: { 17541dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const CallExpr *CE = cast<CallExpr>(E); 17551dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Out << "cl"; 17565e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(CE->getCallee(), CE->getNumArgs()); 17571dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall for (unsigned I = 0, N = CE->getNumArgs(); I != N; ++I) 17581dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleExpression(CE->getArg(I)); 175935f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'E'; 176009cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall break; 17611dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 17621dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 17630512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXNewExprClass: { 17640512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Proposal from David Vandervoorde, 2010.06.30 17650512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const CXXNewExpr *New = cast<CXXNewExpr>(E); 17660512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (New->isGlobalNew()) Out << "gs"; 17670512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << (New->isArray() ? "na" : "nw"); 17680512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall for (CXXNewExpr::const_arg_iterator I = New->placement_arg_begin(), 17690512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall E = New->placement_arg_end(); I != E; ++I) 17700512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(*I); 17710512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << '_'; 17720512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleType(New->getAllocatedType()); 17730512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (New->hasInitializer()) { 17740512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "pi"; 17750512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall for (CXXNewExpr::const_arg_iterator I = New->constructor_arg_begin(), 17760512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall E = New->constructor_arg_end(); I != E; ++I) 17770512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(*I); 17780512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 17790512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'E'; 17800512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 17810512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 17820512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 17832f27bf854f0519810b34afd209089cc75536b757John McCall case Expr::MemberExprClass: { 17842f27bf854f0519810b34afd209089cc75536b757John McCall const MemberExpr *ME = cast<MemberExpr>(E); 17852f27bf854f0519810b34afd209089cc75536b757John McCall mangleMemberExpr(ME->getBase(), ME->isArrow(), 17862f27bf854f0519810b34afd209089cc75536b757John McCall ME->getQualifier(), ME->getMemberDecl()->getDeclName(), 17875e1e89b8af283af34943a477dc6378f1a641df26John McCall Arity); 17882f27bf854f0519810b34afd209089cc75536b757John McCall break; 17892f27bf854f0519810b34afd209089cc75536b757John McCall } 17902f27bf854f0519810b34afd209089cc75536b757John McCall 17912f27bf854f0519810b34afd209089cc75536b757John McCall case Expr::UnresolvedMemberExprClass: { 17922f27bf854f0519810b34afd209089cc75536b757John McCall const UnresolvedMemberExpr *ME = cast<UnresolvedMemberExpr>(E); 17932f27bf854f0519810b34afd209089cc75536b757John McCall mangleMemberExpr(ME->getBase(), ME->isArrow(), 17942f27bf854f0519810b34afd209089cc75536b757John McCall ME->getQualifier(), ME->getMemberName(), 17955e1e89b8af283af34943a477dc6378f1a641df26John McCall Arity); 17966dbce19fdae4cfae4eb5f826284978e723a04e61John McCall if (ME->hasExplicitTemplateArgs()) 17976dbce19fdae4cfae4eb5f826284978e723a04e61John McCall mangleTemplateArgs(ME->getExplicitTemplateArgs()); 17982f27bf854f0519810b34afd209089cc75536b757John McCall break; 17992f27bf854f0519810b34afd209089cc75536b757John McCall } 18002f27bf854f0519810b34afd209089cc75536b757John McCall 18012f27bf854f0519810b34afd209089cc75536b757John McCall case Expr::CXXDependentScopeMemberExprClass: { 18022f27bf854f0519810b34afd209089cc75536b757John McCall const CXXDependentScopeMemberExpr *ME 18032f27bf854f0519810b34afd209089cc75536b757John McCall = cast<CXXDependentScopeMemberExpr>(E); 18042f27bf854f0519810b34afd209089cc75536b757John McCall mangleMemberExpr(ME->getBase(), ME->isArrow(), 18052f27bf854f0519810b34afd209089cc75536b757John McCall ME->getQualifier(), ME->getMember(), 18065e1e89b8af283af34943a477dc6378f1a641df26John McCall Arity); 18076dbce19fdae4cfae4eb5f826284978e723a04e61John McCall if (ME->hasExplicitTemplateArgs()) 18086dbce19fdae4cfae4eb5f826284978e723a04e61John McCall mangleTemplateArgs(ME->getExplicitTemplateArgs()); 18092f27bf854f0519810b34afd209089cc75536b757John McCall break; 18102f27bf854f0519810b34afd209089cc75536b757John McCall } 18112f27bf854f0519810b34afd209089cc75536b757John McCall 18121dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::UnresolvedLookupExprClass: { 1813a3218e7399a99ec7f64c2efc027d9f61eaeb0ad4John McCall // The ABI doesn't cover how to mangle overload sets, so we mangle 1814a3218e7399a99ec7f64c2efc027d9f61eaeb0ad4John McCall // using something as close as possible to the original lookup 1815a3218e7399a99ec7f64c2efc027d9f61eaeb0ad4John McCall // expression. 18161dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const UnresolvedLookupExpr *ULE = cast<UnresolvedLookupExpr>(E); 18175e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleUnresolvedName(ULE->getQualifier(), ULE->getName(), Arity); 18186dbce19fdae4cfae4eb5f826284978e723a04e61John McCall if (ULE->hasExplicitTemplateArgs()) 18196dbce19fdae4cfae4eb5f826284978e723a04e61John McCall mangleTemplateArgs(ULE->getExplicitTemplateArgs()); 18201dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 18211dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 18221dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 1823193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam case Expr::CXXUnresolvedConstructExprClass: { 18241dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const CXXUnresolvedConstructExpr *CE = cast<CXXUnresolvedConstructExpr>(E); 18251dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned N = CE->arg_size(); 182609cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall 18271dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Out << "cv"; 18281dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleType(CE->getType()); 182935f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer if (N != 1) Out << '_'; 18301dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall for (unsigned I = 0; I != N; ++I) mangleExpression(CE->getArg(I)); 183135f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer if (N != 1) Out << 'E'; 1832193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam break; 18331dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 18341dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 18351dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::CXXTemporaryObjectExprClass: 18361dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::CXXConstructExprClass: { 18371dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const CXXConstructExpr *CE = cast<CXXConstructExpr>(E); 18381dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned N = CE->getNumArgs(); 183909cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall 18401dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Out << "cv"; 18411dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleType(CE->getType()); 184235f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer if (N != 1) Out << '_'; 18431dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall for (unsigned I = 0; I != N; ++I) mangleExpression(CE->getArg(I)); 184435f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer if (N != 1) Out << 'E'; 184509cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall break; 18461dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 18471dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 18481dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::SizeOfAlignOfExprClass: { 18491dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const SizeOfAlignOfExpr *SAE = cast<SizeOfAlignOfExpr>(E); 185035f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer if (SAE->isSizeOf()) Out << 's'; 185135f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer else Out << 'a'; 18521dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (SAE->isArgumentType()) { 185335f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 't'; 18541dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleType(SAE->getArgumentType()); 18551dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } else { 185635f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'z'; 18571dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleExpression(SAE->getArgumentExpr()); 18581dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 18591dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 18601dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 1861a7694087e4abaea261918ffbb3ffe38feb1da489Anders Carlsson 18620512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXThrowExprClass: { 18630512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const CXXThrowExpr *TE = cast<CXXThrowExpr>(E); 18640512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 18650512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Proposal from David Vandervoorde, 2010.06.30 18660512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (TE->getSubExpr()) { 18670512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "tw"; 18680512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(TE->getSubExpr()); 18690512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } else { 18700512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "tr"; 18710512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 18720512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 18730512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 18740512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 18750512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXTypeidExprClass: { 18760512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const CXXTypeidExpr *TIE = cast<CXXTypeidExpr>(E); 18770512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 18780512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Proposal from David Vandervoorde, 2010.06.30 18790512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (TIE->isTypeOperand()) { 18800512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "ti"; 18810512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleType(TIE->getTypeOperand()); 18820512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } else { 18830512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "te"; 18840512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(TIE->getExprOperand()); 18850512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 18860512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 18870512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 18880512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 18890512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXDeleteExprClass: { 18900512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const CXXDeleteExpr *DE = cast<CXXDeleteExpr>(E); 18910512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 18920512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Proposal from David Vandervoorde, 2010.06.30 18930512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (DE->isGlobalDelete()) Out << "gs"; 18940512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << (DE->isArrayForm() ? "da" : "dl"); 18950512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(DE->getArgument()); 18960512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 18970512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 18980512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 1899e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson case Expr::UnaryOperatorClass: { 1900e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson const UnaryOperator *UO = cast<UnaryOperator>(E); 1901193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam mangleOperatorName(UnaryOperator::getOverloadedOperator(UO->getOpcode()), 1902e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson /*Arity=*/1); 1903e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleExpression(UO->getSubExpr()); 1904e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson break; 1905e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson } 1906193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 19070512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ArraySubscriptExprClass: { 19080512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const ArraySubscriptExpr *AE = cast<ArraySubscriptExpr>(E); 19090512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 19100512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Array subscript is treated as a syntactically wierd form of 19110512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // binary operator. 19120512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "ix"; 19130512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(AE->getLHS()); 19140512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(AE->getRHS()); 19150512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 19160512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 19170512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 19180512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CompoundAssignOperatorClass: // fallthrough 1919e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson case Expr::BinaryOperatorClass: { 1920e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson const BinaryOperator *BO = cast<BinaryOperator>(E); 1921193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam mangleOperatorName(BinaryOperator::getOverloadedOperator(BO->getOpcode()), 1922e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson /*Arity=*/2); 1923e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleExpression(BO->getLHS()); 1924193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam mangleExpression(BO->getRHS()); 1925e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson break; 19262f27bf854f0519810b34afd209089cc75536b757John McCall } 1927e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson 1928e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson case Expr::ConditionalOperatorClass: { 1929e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson const ConditionalOperator *CO = cast<ConditionalOperator>(E); 1930e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleOperatorName(OO_Conditional, /*Arity=*/3); 1931e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleExpression(CO->getCond()); 19325e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(CO->getLHS(), Arity); 19335e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(CO->getRHS(), Arity); 1934e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson break; 1935e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson } 1936e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson 193746287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::ImplicitCastExprClass: { 19385e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(cast<ImplicitCastExpr>(E)->getSubExpr(), Arity); 193946287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor break; 194046287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor } 194146287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor 194246287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CStyleCastExprClass: 194346287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CXXStaticCastExprClass: 194446287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CXXDynamicCastExprClass: 194546287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CXXReinterpretCastExprClass: 194646287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CXXConstCastExprClass: 194746287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CXXFunctionalCastExprClass: { 194846287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor const ExplicitCastExpr *ECE = cast<ExplicitCastExpr>(E); 194946287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor Out << "cv"; 195046287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor mangleType(ECE->getType()); 195146287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor mangleExpression(ECE->getSubExpr()); 195246287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor break; 195346287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor } 1954193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 195558040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson case Expr::CXXOperatorCallExprClass: { 195658040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson const CXXOperatorCallExpr *CE = cast<CXXOperatorCallExpr>(E); 195758040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson unsigned NumArgs = CE->getNumArgs(); 195858040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson mangleOperatorName(CE->getOperator(), /*Arity=*/NumArgs); 195958040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson // Mangle the arguments. 196058040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson for (unsigned i = 0; i != NumArgs; ++i) 196158040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson mangleExpression(CE->getArg(i)); 196258040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson break; 196358040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson } 1964193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 1965a7694087e4abaea261918ffbb3ffe38feb1da489Anders Carlsson case Expr::ParenExprClass: 19665e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(cast<ParenExpr>(E)->getSubExpr(), Arity); 1967a7694087e4abaea261918ffbb3ffe38feb1da489Anders Carlsson break; 1968a7694087e4abaea261918ffbb3ffe38feb1da489Anders Carlsson 1969d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson case Expr::DeclRefExprClass: { 19705ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor const NamedDecl *D = cast<DeclRefExpr>(E)->getDecl(); 19713c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 1972d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson switch (D->getKind()) { 1973193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam default: 19745ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor // <expr-primary> ::= L <mangled-name> E # external name 19755ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor Out << 'L'; 19765ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor mangle(D, "_Z"); 19775ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor Out << 'E'; 19785ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor break; 19795ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor 19803dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall case Decl::EnumConstant: { 19813dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall const EnumConstantDecl *ED = cast<EnumConstantDecl>(D); 19823dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall mangleIntegerLiteral(ED->getType(), ED->getInitVal()); 19833dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall break; 19843dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall } 19853dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall 1986d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson case Decl::NonTypeTemplateParm: { 1987d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson const NonTypeTemplateParmDecl *PD = cast<NonTypeTemplateParmDecl>(D); 19880ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson mangleTemplateParameter(PD->getIndex()); 1989d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson break; 1990d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson } 1991d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson 1992d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson } 19933c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 199450755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson break; 199550755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson } 19963c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 1997c7793c73ba8a343de3f2552d984851985a46f159Douglas Gregor case Expr::SubstNonTypeTemplateParmPackExprClass: 1998c7793c73ba8a343de3f2552d984851985a46f159Douglas Gregor mangleTemplateParameter( 1999c7793c73ba8a343de3f2552d984851985a46f159Douglas Gregor cast<SubstNonTypeTemplateParmPackExpr>(E)->getParameterPack()->getIndex()); 2000c7793c73ba8a343de3f2552d984851985a46f159Douglas Gregor break; 2001c7793c73ba8a343de3f2552d984851985a46f159Douglas Gregor 2002865d447ac6a4721ab58e898d014a21f2eff74b06John McCall case Expr::DependentScopeDeclRefExprClass: { 2003865d447ac6a4721ab58e898d014a21f2eff74b06John McCall const DependentScopeDeclRefExpr *DRE = cast<DependentScopeDeclRefExpr>(E); 20044b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor NestedNameSpecifier *NNS = DRE->getQualifier(); 20054b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor const Type *QTy = NNS->getAsType(); 20064b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor 20074b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor // When we're dealing with a nested-name-specifier that has just a 20084b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor // dependent identifier in it, mangle that as a typename. FIXME: 20094b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor // It isn't clear that we ever actually want to have such a 20104b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor // nested-name-specifier; why not just represent it as a typename type? 20114b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor if (!QTy && NNS->getAsIdentifier() && NNS->getPrefix()) { 20124a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor QTy = getASTContext().getDependentNameType(ETK_Typename, 20134a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor NNS->getPrefix(), 20144a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor NNS->getAsIdentifier()) 20154b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor .getTypePtr(); 20164b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor } 201750755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson assert(QTy && "Qualifier was not type!"); 201850755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson 20196dbce19fdae4cfae4eb5f826284978e723a04e61John McCall // ::= sr <type> <unqualified-name> # dependent name 20206dbce19fdae4cfae4eb5f826284978e723a04e61John McCall // ::= sr <type> <unqualified-name> <template-args> # dependent template-id 202150755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson Out << "sr"; 202250755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson mangleType(QualType(QTy, 0)); 20235e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleUnqualifiedName(0, DRE->getDeclName(), Arity); 20246dbce19fdae4cfae4eb5f826284978e723a04e61John McCall if (DRE->hasExplicitTemplateArgs()) 20256dbce19fdae4cfae4eb5f826284978e723a04e61John McCall mangleTemplateArgs(DRE->getExplicitTemplateArgs()); 20263c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 202750755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson break; 2028d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson } 202950755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson 2030d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall case Expr::CXXBindTemporaryExprClass: 2031d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall mangleExpression(cast<CXXBindTemporaryExpr>(E)->getSubExpr()); 2032d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall break; 2033d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall 20344765fa05b5652fcc4356371c2f481d0ea9a1b007John McCall case Expr::ExprWithCleanupsClass: 20354765fa05b5652fcc4356371c2f481d0ea9a1b007John McCall mangleExpression(cast<ExprWithCleanups>(E)->getSubExpr(), Arity); 2036d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall break; 2037d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall 20381dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::FloatingLiteralClass: { 20391dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const FloatingLiteral *FL = cast<FloatingLiteral>(E); 204035f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'L'; 20411dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleType(FL->getType()); 20420512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleFloat(FL->getValue()); 204335f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'E'; 20441dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 20451dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 20461dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 2047de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall case Expr::CharacterLiteralClass: 204835f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'L'; 2049de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall mangleType(E->getType()); 2050de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall Out << cast<CharacterLiteral>(E)->getValue(); 2051de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall Out << 'E'; 2052de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall break; 2053de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall 2054de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall case Expr::CXXBoolLiteralExprClass: 2055de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall Out << "Lb"; 2056de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall Out << (cast<CXXBoolLiteralExpr>(E)->getValue() ? '1' : '0'); 2057de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall Out << 'E'; 2058de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall break; 2059de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall 20600512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::IntegerLiteralClass: { 20610512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall llvm::APSInt Value(cast<IntegerLiteral>(E)->getValue()); 20620512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (E->getType()->isSignedIntegerType()) 20630512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Value.setIsSigned(true); 20640512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleIntegerLiteral(E->getType(), Value); 2065e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson break; 20660512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 20670512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 20680512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ImaginaryLiteralClass: { 20690512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const ImaginaryLiteral *IE = cast<ImaginaryLiteral>(E); 20700512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Mangle as if a complex literal. 2071271b665c4e357809d245c1ab811f20bf1f0dfc1fNick Lewycky // Proposal from David Vandevoorde, 2010.06.30. 20720512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'L'; 20730512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleType(E->getType()); 20740512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (const FloatingLiteral *Imag = 20750512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall dyn_cast<FloatingLiteral>(IE->getSubExpr())) { 20760512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Mangle a floating-point zero of the appropriate type. 20770512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleFloat(llvm::APFloat(Imag->getValue().getSemantics())); 20780512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << '_'; 20790512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleFloat(Imag->getValue()); 20800512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } else { 2081271b665c4e357809d245c1ab811f20bf1f0dfc1fNick Lewycky Out << "0_"; 20820512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall llvm::APSInt Value(cast<IntegerLiteral>(IE->getSubExpr())->getValue()); 20830512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (IE->getSubExpr()->getType()->isSignedIntegerType()) 20840512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Value.setIsSigned(true); 20850512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleNumber(Value); 20860512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 20870512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'E'; 20880512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 20890512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 20900512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 20910512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::StringLiteralClass: { 20921658c39227fe0dc53e6365799a579eeb22b478d2John McCall // Revised proposal from David Vandervoorde, 2010.07.15. 20930512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'L'; 20941658c39227fe0dc53e6365799a579eeb22b478d2John McCall assert(isa<ConstantArrayType>(E->getType())); 20951658c39227fe0dc53e6365799a579eeb22b478d2John McCall mangleType(E->getType()); 20960512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'E'; 20970512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 20980512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 20990512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 21000512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::GNUNullExprClass: 21010512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // FIXME: should this really be mangled the same as nullptr? 21020512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // fallthrough 21030512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 21040512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXNullPtrLiteralExprClass: { 21050512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Proposal from David Vandervoorde, 2010.06.30, as 21060512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // modified by ABI list discussion. 21070512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "LDnE"; 21080512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 21090512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 2110be230c36e32142cbdcdbe9c97511d097beeecbabDouglas Gregor 2111be230c36e32142cbdcdbe9c97511d097beeecbabDouglas Gregor case Expr::PackExpansionExprClass: 2112be230c36e32142cbdcdbe9c97511d097beeecbabDouglas Gregor Out << "sp"; 2113be230c36e32142cbdcdbe9c97511d097beeecbabDouglas Gregor mangleExpression(cast<PackExpansionExpr>(E)->getPattern()); 2114be230c36e32142cbdcdbe9c97511d097beeecbabDouglas Gregor break; 21152e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor 21162e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor case Expr::SizeOfPackExprClass: { 21172e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor Out << "sZ"; 21182e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor const NamedDecl *Pack = cast<SizeOfPackExpr>(E)->getPack(); 21192e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor if (const TemplateTypeParmDecl *TTP = dyn_cast<TemplateTypeParmDecl>(Pack)) 21202e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor mangleTemplateParameter(TTP->getIndex()); 21212e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor else if (const NonTypeTemplateParmDecl *NTTP 21222e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor = dyn_cast<NonTypeTemplateParmDecl>(Pack)) 21232e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor mangleTemplateParameter(NTTP->getIndex()); 21242e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor else if (const TemplateTemplateParmDecl *TempTP 21252e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor = dyn_cast<TemplateTemplateParmDecl>(Pack)) 21262e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor mangleTemplateParameter(TempTP->getIndex()); 21272e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor else { 21284fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // Note: proposed by Mike Herrick on 11/30/10 21294fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // <expression> ::= sZ <function-param> # size of function parameter pack 21302e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor Diagnostic &Diags = Context.getDiags(); 21312e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor unsigned DiagID = Diags.getCustomDiagID(Diagnostic::Error, 21322e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor "cannot mangle sizeof...(function parameter pack)"); 21332e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor Diags.Report(DiagID); 21342e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor return; 21352e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor } 21362e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor } 2137d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson } 21385f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 21395f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 21403ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlssonvoid CXXNameMangler::mangleCXXCtorType(CXXCtorType T) { 21413ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // <ctor-dtor-name> ::= C1 # complete object constructor 21423ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // ::= C2 # base object constructor 21433ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // ::= C3 # complete object allocating constructor 21443ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // 21453ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson switch (T) { 21463ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson case Ctor_Complete: 21473ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson Out << "C1"; 21483ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson break; 21493ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson case Ctor_Base: 21503ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson Out << "C2"; 21513ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson break; 21523ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson case Ctor_CompleteAllocating: 21533ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson Out << "C3"; 21543ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson break; 21553ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson } 21563ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson} 21573ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson 215827ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlssonvoid CXXNameMangler::mangleCXXDtorType(CXXDtorType T) { 215927ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // <ctor-dtor-name> ::= D0 # deleting destructor 216027ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // ::= D1 # complete object destructor 216127ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // ::= D2 # base object destructor 216227ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // 216327ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson switch (T) { 216427ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson case Dtor_Deleting: 216527ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson Out << "D0"; 216627ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson break; 216727ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson case Dtor_Complete: 216827ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson Out << "D1"; 216927ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson break; 217027ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson case Dtor_Base: 217127ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson Out << "D2"; 217227ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson break; 217327ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson } 217427ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson} 217527ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson 21766dbce19fdae4cfae4eb5f826284978e723a04e61John McCallvoid CXXNameMangler::mangleTemplateArgs( 21776dbce19fdae4cfae4eb5f826284978e723a04e61John McCall const ExplicitTemplateArgumentList &TemplateArgs) { 21786dbce19fdae4cfae4eb5f826284978e723a04e61John McCall // <template-args> ::= I <template-arg>+ E 21796dbce19fdae4cfae4eb5f826284978e723a04e61John McCall Out << 'I'; 21806dbce19fdae4cfae4eb5f826284978e723a04e61John McCall for (unsigned I = 0, E = TemplateArgs.NumTemplateArgs; I != E; ++I) 21816dbce19fdae4cfae4eb5f826284978e723a04e61John McCall mangleTemplateArg(0, TemplateArgs.getTemplateArgs()[I].getArgument()); 21826dbce19fdae4cfae4eb5f826284978e723a04e61John McCall Out << 'E'; 21836dbce19fdae4cfae4eb5f826284978e723a04e61John McCall} 21846dbce19fdae4cfae4eb5f826284978e723a04e61John McCall 218520f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregorvoid CXXNameMangler::mangleTemplateArgs(TemplateName Template, 218620f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor const TemplateArgument *TemplateArgs, 218720f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor unsigned NumTemplateArgs) { 218820f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor if (TemplateDecl *TD = Template.getAsTemplateDecl()) 218920f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor return mangleTemplateArgs(*TD->getTemplateParameters(), TemplateArgs, 219020f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor NumTemplateArgs); 2191c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 219220f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // <template-args> ::= I <template-arg>+ E 219320f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor Out << 'I'; 219420f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor for (unsigned i = 0; i != NumTemplateArgs; ++i) 219520f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor mangleTemplateArg(0, TemplateArgs[i]); 219620f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor Out << 'E'; 219720f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor} 219820f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor 2199d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindolavoid CXXNameMangler::mangleTemplateArgs(const TemplateParameterList &PL, 2200d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const TemplateArgumentList &AL) { 22017a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson // <template-args> ::= I <template-arg>+ E 220235f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'I'; 2203d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola for (unsigned i = 0, e = AL.size(); i != e; ++i) 2204d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArg(PL.getParam(i), AL[i]); 220535f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'E'; 22067a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson} 22077a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson 2208d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindolavoid CXXNameMangler::mangleTemplateArgs(const TemplateParameterList &PL, 2209d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const TemplateArgument *TemplateArgs, 22107624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson unsigned NumTemplateArgs) { 22117624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson // <template-args> ::= I <template-arg>+ E 221235f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'I'; 22137e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar for (unsigned i = 0; i != NumTemplateArgs; ++i) 2214d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArg(PL.getParam(i), TemplateArgs[i]); 221535f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'E'; 22167624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson} 22177624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson 2218d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindolavoid CXXNameMangler::mangleTemplateArg(const NamedDecl *P, 2219d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const TemplateArgument &A) { 22201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // <template-arg> ::= <type> # type or template 22217a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson // ::= X <expression> E # expression 22227a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson // ::= <expr-primary> # simple expressions 22234fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // ::= J <template-arg>* E # argument pack 22247a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson // ::= sp <expression> # pack expansion of (C++0x) 22257a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson switch (A.getKind()) { 2226f90b27ad077c3339b62befc892382845339f9490Douglas Gregor case TemplateArgument::Null: 2227f90b27ad077c3339b62befc892382845339f9490Douglas Gregor llvm_unreachable("Cannot mangle NULL template argument"); 2228f90b27ad077c3339b62befc892382845339f9490Douglas Gregor 22297a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson case TemplateArgument::Type: 22307a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson mangleType(A.getAsType()); 22317a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson break; 22329e85c743a4cefff7386764bba3f3f2cdbe5c06e2Anders Carlsson case TemplateArgument::Template: 2233b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall // This is mangled as <type>. 2234b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall mangleType(A.getAsTemplate()); 2235193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam break; 2236a7fc901a2e39bfe55bfcff5934b2d9fdf9656491Douglas Gregor case TemplateArgument::TemplateExpansion: 22374fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // <type> ::= Dp <type> # pack expansion (C++0x) 2238a7fc901a2e39bfe55bfcff5934b2d9fdf9656491Douglas Gregor Out << "Dp"; 2239a7fc901a2e39bfe55bfcff5934b2d9fdf9656491Douglas Gregor mangleType(A.getAsTemplateOrTemplatePattern()); 2240a7fc901a2e39bfe55bfcff5934b2d9fdf9656491Douglas Gregor break; 2241d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson case TemplateArgument::Expression: 2242d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson Out << 'X'; 2243d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson mangleExpression(A.getAsExpr()); 2244d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson Out << 'E'; 2245d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson break; 2246e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson case TemplateArgument::Integral: 2247e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleIntegerLiteral(A.getIntegralType(), *A.getAsIntegral()); 22487e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar break; 22497e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar case TemplateArgument::Declaration: { 225020f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor assert(P && "Missing template parameter for declaration argument"); 22517e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // <expr-primary> ::= L <mangled-name> E # external name 22521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2253d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola // Clang produces AST's where pointer-to-member-function expressions 22547e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // and pointer-to-function expressions are represented as a declaration not 2255d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola // an expression. We compensate for it here to produce the correct mangling. 2256d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola NamedDecl *D = cast<NamedDecl>(A.getAsDecl()); 2257d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const NonTypeTemplateParmDecl *Parameter = cast<NonTypeTemplateParmDecl>(P); 2258d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola bool compensateMangling = D->isCXXClassMember() && 2259d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola !Parameter->getType()->isReferenceType(); 2260d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola if (compensateMangling) { 2261d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola Out << 'X'; 2262d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleOperatorName(OO_Amp, 1); 2263d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola } 2264d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola 22657e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar Out << 'L'; 22667e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // References to external entities use the mangled name; if the name would 22677e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // not normally be manged then mangle it as unqualified. 22687e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // 22697e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // FIXME: The ABI specifies that external names here should have _Z, but 22707e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // gcc leaves this off. 2271d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola if (compensateMangling) 2272d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangle(D, "_Z"); 2273d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola else 2274d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangle(D, "Z"); 22757a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson Out << 'E'; 2276d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola 2277d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola if (compensateMangling) 2278d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola Out << 'E'; 2279d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola 22807a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson break; 22817a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson } 2282f90b27ad077c3339b62befc892382845339f9490Douglas Gregor 2283f90b27ad077c3339b62befc892382845339f9490Douglas Gregor case TemplateArgument::Pack: { 2284f90b27ad077c3339b62befc892382845339f9490Douglas Gregor // Note: proposal by Mike Herrick on 12/20/10 2285f90b27ad077c3339b62befc892382845339f9490Douglas Gregor Out << 'J'; 2286f90b27ad077c3339b62befc892382845339f9490Douglas Gregor for (TemplateArgument::pack_iterator PA = A.pack_begin(), 2287f90b27ad077c3339b62befc892382845339f9490Douglas Gregor PAEnd = A.pack_end(); 2288f90b27ad077c3339b62befc892382845339f9490Douglas Gregor PA != PAEnd; ++PA) 2289f90b27ad077c3339b62befc892382845339f9490Douglas Gregor mangleTemplateArg(P, *PA); 2290f90b27ad077c3339b62befc892382845339f9490Douglas Gregor Out << 'E'; 2291f90b27ad077c3339b62befc892382845339f9490Douglas Gregor } 22927e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar } 22937a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson} 22947a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson 22950ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlssonvoid CXXNameMangler::mangleTemplateParameter(unsigned Index) { 22960ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson // <template-param> ::= T_ # first template parameter 22970ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson // ::= T <parameter-2 non-negative number> _ 22980ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson if (Index == 0) 22990ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson Out << "T_"; 23000ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson else 23010ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson Out << 'T' << (Index - 1) << '_'; 23020ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson} 23030ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson 23047696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson// <substitution> ::= S <seq-id> _ 23057696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson// ::= S_ 23066862fc720b8e35ee4408822b2390020f263646b2Anders Carlssonbool CXXNameMangler::mangleSubstitution(const NamedDecl *ND) { 2307e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson // Try one of the standard substitutions first. 2308e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson if (mangleStandardSubstitution(ND)) 2309e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson return true; 23103c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2311433d1374409a8eeaa4b0975fa187a542d5e40c23Anders Carlsson ND = cast<NamedDecl>(ND->getCanonicalDecl()); 23126862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson return mangleSubstitution(reinterpret_cast<uintptr_t>(ND)); 23136862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson} 23146862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson 23157696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlssonbool CXXNameMangler::mangleSubstitution(QualType T) { 2316d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson if (!T.getCVRQualifiers()) { 2317d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson if (const RecordType *RT = T->getAs<RecordType>()) 2318d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson return mangleSubstitution(RT->getDecl()); 2319d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson } 23203c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23217696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson uintptr_t TypePtr = reinterpret_cast<uintptr_t>(T.getAsOpaquePtr()); 23227696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson 2323d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson return mangleSubstitution(TypePtr); 2324d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson} 2325d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson 23261e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregorbool CXXNameMangler::mangleSubstitution(TemplateName Template) { 23271e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (TemplateDecl *TD = Template.getAsTemplateDecl()) 23281e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return mangleSubstitution(TD); 2329c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 23301e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor Template = Context.getASTContext().getCanonicalTemplateName(Template); 23311e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return mangleSubstitution( 23321e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor reinterpret_cast<uintptr_t>(Template.getAsVoidPointer())); 23331e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor} 23341e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor 2335d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlssonbool CXXNameMangler::mangleSubstitution(uintptr_t Ptr) { 233635f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer llvm::DenseMap<uintptr_t, unsigned>::iterator I = Substitutions.find(Ptr); 23377696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson if (I == Substitutions.end()) 23387696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson return false; 23393c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23407696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson unsigned SeqID = I->second; 23417696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson if (SeqID == 0) 23427696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson Out << "S_"; 23437696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson else { 23447696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson SeqID--; 23453c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23467696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson // <seq-id> is encoded in base-36, using digits and upper case letters. 23477696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson char Buffer[10]; 234835f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer char *BufferPtr = llvm::array_endof(Buffer); 23493c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23507696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson if (SeqID == 0) *--BufferPtr = '0'; 23513c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23527696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson while (SeqID) { 23537696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson assert(BufferPtr > Buffer && "Buffer overflow!"); 23543c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23556ab30e0c027458ff5293b898204ac2d1a789668eJohn McCall char c = static_cast<char>(SeqID % 36); 23563c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23577696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson *--BufferPtr = (c < 10 ? '0' + c : 'A' + c - 10); 23587696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson SeqID /= 36; 23597696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson } 23603c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 236135f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'S' 236235f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer << llvm::StringRef(BufferPtr, llvm::array_endof(Buffer)-BufferPtr) 236335f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer << '_'; 23647696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson } 23653c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23667696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson return true; 23677696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson} 23687696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson 2369f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlssonstatic bool isCharType(QualType T) { 2370f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (T.isNull()) 2371f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 23723c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2373f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return T->isSpecificBuiltinType(BuiltinType::Char_S) || 2374f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson T->isSpecificBuiltinType(BuiltinType::Char_U); 2375f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson} 2376f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson 23773c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar/// isCharSpecialization - Returns whether a given type is a template 2378f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson/// specialization of a given name with a single argument of type char. 2379f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlssonstatic bool isCharSpecialization(QualType T, const char *Name) { 2380f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (T.isNull()) 2381f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 23823c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2383f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson const RecordType *RT = T->getAs<RecordType>(); 2384f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!RT) 2385f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 23863c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23873c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar const ClassTemplateSpecializationDecl *SD = 2388f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson dyn_cast<ClassTemplateSpecializationDecl>(RT->getDecl()); 2389f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!SD) 2390f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 2391f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson 2392f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!isStdNamespace(SD->getDeclContext())) 2393f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 23943c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2395f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson const TemplateArgumentList &TemplateArgs = SD->getTemplateArgs(); 2396f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (TemplateArgs.size() != 1) 2397f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 23983c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2399f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!isCharType(TemplateArgs[0].getAsType())) 2400f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 24013c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 240201eb9b9683535d8a65c704ad2c545903409e2d36Daniel Dunbar return SD->getIdentifier()->getName() == Name; 2403f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson} 2404f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson 240591f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlssontemplate <std::size_t StrLen> 240654353f48939327a4aa41ea3f3ec07b936bd02ef5Benjamin Kramerstatic bool isStreamCharSpecialization(const ClassTemplateSpecializationDecl*SD, 240754353f48939327a4aa41ea3f3ec07b936bd02ef5Benjamin Kramer const char (&Str)[StrLen]) { 240891f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (!SD->getIdentifier()->isStr(Str)) 240991f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return false; 2410193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 241191f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson const TemplateArgumentList &TemplateArgs = SD->getTemplateArgs(); 241291f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (TemplateArgs.size() != 2) 241391f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return false; 2414193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 241591f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (!isCharType(TemplateArgs[0].getAsType())) 241691f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return false; 2417193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 241891f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (!isCharSpecialization(TemplateArgs[1].getAsType(), "char_traits")) 241991f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return false; 2420193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 242191f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return true; 242291f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson} 2423193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 2424e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlssonbool CXXNameMangler::mangleStandardSubstitution(const NamedDecl *ND) { 2425e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson // <substitution> ::= St # ::std:: 24268c0315563f05a9face7209221325019e272075fbAnders Carlsson if (const NamespaceDecl *NS = dyn_cast<NamespaceDecl>(ND)) { 242747846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson if (isStd(NS)) { 24288c0315563f05a9face7209221325019e272075fbAnders Carlsson Out << "St"; 24298c0315563f05a9face7209221325019e272075fbAnders Carlsson return true; 24308c0315563f05a9face7209221325019e272075fbAnders Carlsson } 24318c0315563f05a9face7209221325019e272075fbAnders Carlsson } 24328c0315563f05a9face7209221325019e272075fbAnders Carlsson 24338c0315563f05a9face7209221325019e272075fbAnders Carlsson if (const ClassTemplateDecl *TD = dyn_cast<ClassTemplateDecl>(ND)) { 24348c0315563f05a9face7209221325019e272075fbAnders Carlsson if (!isStdNamespace(TD->getDeclContext())) 24358c0315563f05a9face7209221325019e272075fbAnders Carlsson return false; 24363c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 24378c0315563f05a9face7209221325019e272075fbAnders Carlsson // <substitution> ::= Sa # ::std::allocator 24388c0315563f05a9face7209221325019e272075fbAnders Carlsson if (TD->getIdentifier()->isStr("allocator")) { 24398c0315563f05a9face7209221325019e272075fbAnders Carlsson Out << "Sa"; 24408c0315563f05a9face7209221325019e272075fbAnders Carlsson return true; 24418c0315563f05a9face7209221325019e272075fbAnders Carlsson } 24423c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2443189d59cfc762d0f683b9253ddec2cf519ec85b65Anders Carlsson // <<substitution> ::= Sb # ::std::basic_string 2444189d59cfc762d0f683b9253ddec2cf519ec85b65Anders Carlsson if (TD->getIdentifier()->isStr("basic_string")) { 2445189d59cfc762d0f683b9253ddec2cf519ec85b65Anders Carlsson Out << "Sb"; 2446189d59cfc762d0f683b9253ddec2cf519ec85b65Anders Carlsson return true; 2447189d59cfc762d0f683b9253ddec2cf519ec85b65Anders Carlsson } 24488c0315563f05a9face7209221325019e272075fbAnders Carlsson } 24493c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 24503c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar if (const ClassTemplateSpecializationDecl *SD = 2451f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson dyn_cast<ClassTemplateSpecializationDecl>(ND)) { 24525370ee2389aa9ba8da3274911003631d66f9f1bdEli Friedman if (!isStdNamespace(SD->getDeclContext())) 24535370ee2389aa9ba8da3274911003631d66f9f1bdEli Friedman return false; 24545370ee2389aa9ba8da3274911003631d66f9f1bdEli Friedman 2455f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson // <substitution> ::= Ss # ::std::basic_string<char, 2456f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson // ::std::char_traits<char>, 2457f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson // ::std::allocator<char> > 2458f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (SD->getIdentifier()->isStr("basic_string")) { 2459f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson const TemplateArgumentList &TemplateArgs = SD->getTemplateArgs(); 24603c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2461f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (TemplateArgs.size() != 3) 2462f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 24633c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2464f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!isCharType(TemplateArgs[0].getAsType())) 2465f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 24663c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2467f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!isCharSpecialization(TemplateArgs[1].getAsType(), "char_traits")) 2468f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 24693c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2470f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!isCharSpecialization(TemplateArgs[2].getAsType(), "allocator")) 2471f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 2472f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson 2473f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson Out << "Ss"; 2474f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return true; 2475f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson } 24763c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 247791f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson // <substitution> ::= Si # ::std::basic_istream<char, 24788f8fd8ea7e5c5d04f95a3cf4af95aa93225bc2b4Anders Carlsson // ::std::char_traits<char> > 247991f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (isStreamCharSpecialization(SD, "basic_istream")) { 248091f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson Out << "Si"; 248191f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return true; 248291f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson } 24838f8fd8ea7e5c5d04f95a3cf4af95aa93225bc2b4Anders Carlsson 248491f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson // <substitution> ::= So # ::std::basic_ostream<char, 248591f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson // ::std::char_traits<char> > 248691f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (isStreamCharSpecialization(SD, "basic_ostream")) { 24878f8fd8ea7e5c5d04f95a3cf4af95aa93225bc2b4Anders Carlsson Out << "So"; 24888f8fd8ea7e5c5d04f95a3cf4af95aa93225bc2b4Anders Carlsson return true; 24898f8fd8ea7e5c5d04f95a3cf4af95aa93225bc2b4Anders Carlsson } 2490193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 249191f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson // <substitution> ::= Sd # ::std::basic_iostream<char, 249291f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson // ::std::char_traits<char> > 249391f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (isStreamCharSpecialization(SD, "basic_iostream")) { 249491f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson Out << "Sd"; 249591f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return true; 249691f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson } 2497f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson } 24988c0315563f05a9face7209221325019e272075fbAnders Carlsson return false; 2499e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson} 2500e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson 25017696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlssonvoid CXXNameMangler::addSubstitution(QualType T) { 2502d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson if (!T.getCVRQualifiers()) { 2503d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson if (const RecordType *RT = T->getAs<RecordType>()) { 2504d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson addSubstitution(RT->getDecl()); 2505d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson return; 2506d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson } 2507d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson } 25083c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 25097696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson uintptr_t TypePtr = reinterpret_cast<uintptr_t>(T.getAsOpaquePtr()); 2510d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson addSubstitution(TypePtr); 2511d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson} 2512d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson 25131e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregorvoid CXXNameMangler::addSubstitution(TemplateName Template) { 25141e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (TemplateDecl *TD = Template.getAsTemplateDecl()) 25151e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return addSubstitution(TD); 2516c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 25171e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor Template = Context.getASTContext().getCanonicalTemplateName(Template); 25181e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor addSubstitution(reinterpret_cast<uintptr_t>(Template.getAsVoidPointer())); 25191e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor} 25201e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor 2521d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlssonvoid CXXNameMangler::addSubstitution(uintptr_t Ptr) { 2522d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson assert(!Substitutions.count(Ptr) && "Substitution already exists!"); 25239d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson Substitutions[Ptr] = SeqID++; 25247696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson} 25257696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson 25261b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar// 25271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 25281b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// \brief Mangles the name of the declaration D and emits that name to the 25291b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// given output stream. 25301b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// 25311b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// If the declaration D requires a mangled name, this routine will emit that 25321b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// mangled name to \p os and return true. Otherwise, \p os will be unchanged 25331b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// and this routine will return false. In this case, the caller should just 25341b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// emit the identifier of the declaration (\c D->getIdentifier()) as its 25351b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// name. 253614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleName(const NamedDecl *D, 25370e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola llvm::raw_ostream &Out) { 2538c02ab4c76d7f8e672cda266436d64dd23bd2ad26Daniel Dunbar assert((isa<FunctionDecl>(D) || isa<VarDecl>(D)) && 2539c02ab4c76d7f8e672cda266436d64dd23bd2ad26Daniel Dunbar "Invalid mangleName() call, argument is not a variable or function!"); 2540c02ab4c76d7f8e672cda266436d64dd23bd2ad26Daniel Dunbar assert(!isa<CXXConstructorDecl>(D) && !isa<CXXDestructorDecl>(D) && 2541c02ab4c76d7f8e672cda266436d64dd23bd2ad26Daniel Dunbar "Invalid mangleName() call on 'structor decl!"); 25421b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar 25431b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar PrettyStackTraceDecl CrashInfo(D, SourceLocation(), 25441b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar getASTContext().getSourceManager(), 25451b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar "Mangling declaration"); 25461b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar 2547c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 254894fd26de3ae77f29496ca22d5276b2fb71b2311dDaniel Dunbar return Mangler.mangle(D); 25491b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 25501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 255114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXCtor(const CXXConstructorDecl *D, 255214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne CXXCtorType Type, 25530e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola llvm::raw_ostream &Out) { 2554c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out, D, Type); 2555c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.mangle(D); 2556c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar} 2557c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar 255814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXDtor(const CXXDestructorDecl *D, 255914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne CXXDtorType Type, 25600e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola llvm::raw_ostream &Out) { 2561c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out, D, Type); 2562c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.mangle(D); 2563c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar} 2564c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar 256514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleThunk(const CXXMethodDecl *MD, 256614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const ThunkInfo &Thunk, 2567f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &Out) { 256819879c98d964bc67442618510af04e3457219780Anders Carlsson // <special-name> ::= T <call-offset> <base encoding> 256919879c98d964bc67442618510af04e3457219780Anders Carlsson // # base is the nominal target function of thunk 257019879c98d964bc67442618510af04e3457219780Anders Carlsson // <special-name> ::= Tc <call-offset> <call-offset> <base encoding> 257119879c98d964bc67442618510af04e3457219780Anders Carlsson // # base is the nominal target function of thunk 257219879c98d964bc67442618510af04e3457219780Anders Carlsson // # first call-offset is 'this' adjustment 257319879c98d964bc67442618510af04e3457219780Anders Carlsson // # second call-offset is result adjustment 2574c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 257519879c98d964bc67442618510af04e3457219780Anders Carlsson assert(!isa<CXXDestructorDecl>(MD) && 257619879c98d964bc67442618510af04e3457219780Anders Carlsson "Use mangleCXXDtor for destructor decls!"); 2577c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 257819879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.getStream() << "_ZT"; 257919879c98d964bc67442618510af04e3457219780Anders Carlsson if (!Thunk.Return.isEmpty()) 258019879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.getStream() << 'c'; 2581c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 258219879c98d964bc67442618510af04e3457219780Anders Carlsson // Mangle the 'this' pointer adjustment. 258319879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.mangleCallOffset(Thunk.This.NonVirtual, Thunk.This.VCallOffsetOffset); 2584c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 258519879c98d964bc67442618510af04e3457219780Anders Carlsson // Mangle the return pointer adjustment if there is one. 258619879c98d964bc67442618510af04e3457219780Anders Carlsson if (!Thunk.Return.isEmpty()) 258719879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.mangleCallOffset(Thunk.Return.NonVirtual, 258819879c98d964bc67442618510af04e3457219780Anders Carlsson Thunk.Return.VBaseOffsetOffset); 2589c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 259019879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.mangleFunctionEncoding(MD); 259119879c98d964bc67442618510af04e3457219780Anders Carlsson} 259219879c98d964bc67442618510af04e3457219780Anders Carlsson 2593c302113179a1c2b1254224ea9b6f5316ceeb375cSean Huntvoid 259414110477887e3dc168ffc6c191e72d705051f99ePeter CollingbourneItaniumMangleContext::mangleCXXDtorThunk(const CXXDestructorDecl *DD, 259514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne CXXDtorType Type, 259614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const ThisAdjustment &ThisAdjustment, 2597f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &Out) { 259819879c98d964bc67442618510af04e3457219780Anders Carlsson // <special-name> ::= T <call-offset> <base encoding> 259919879c98d964bc67442618510af04e3457219780Anders Carlsson // # base is the nominal target function of thunk 2600c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out, DD, Type); 260119879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.getStream() << "_ZT"; 260219879c98d964bc67442618510af04e3457219780Anders Carlsson 260319879c98d964bc67442618510af04e3457219780Anders Carlsson // Mangle the 'this' pointer adjustment. 2604c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt Mangler.mangleCallOffset(ThisAdjustment.NonVirtual, 260519879c98d964bc67442618510af04e3457219780Anders Carlsson ThisAdjustment.VCallOffsetOffset); 260619879c98d964bc67442618510af04e3457219780Anders Carlsson 260719879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.mangleFunctionEncoding(DD); 260819879c98d964bc67442618510af04e3457219780Anders Carlsson} 260919879c98d964bc67442618510af04e3457219780Anders Carlsson 26101b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// mangleGuardVariable - Returns the mangled name for a guard variable 26111b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// for the passed in VarDecl. 261214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleItaniumGuardVariable(const VarDecl *D, 2613f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &Out) { 2614c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= GV <object name> # Guard variable for one-time 2615c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // # initialization 2616c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 2617c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZGV"; 2618c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.mangleName(D); 26191b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 2620738f8c278da5950d0d4607de2debe0bdfad64185Mike Stump 262114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleReferenceTemporary(const VarDecl *D, 2622f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &Out) { 2623715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson // We match the GCC mangling here. 2624715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson // <special-name> ::= GR <object name> 2625c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 2626715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson Mangler.getStream() << "_ZGR"; 2627715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson Mangler.mangleName(D); 2628715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson} 2629715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson 263014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXVTable(const CXXRecordDecl *RD, 2631f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &Out) { 2632c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= TV <type> # virtual table 2633c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 2634c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZTV"; 26351b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor Mangler.mangleNameOrStandardSubstitution(RD); 26361b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 263782d75b01f23b407e56836e305107c8008037ba35Mike Stump 263814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXVTT(const CXXRecordDecl *RD, 2639f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &Out) { 2640c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= TT <type> # VTT structure 2641c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 2642c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZTT"; 26431b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor Mangler.mangleNameOrStandardSubstitution(RD); 26441b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 2645ab3f7e9f5b81832da2b3633b3c0fcffff2907d40Mike Stump 264614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXCtorVTable(const CXXRecordDecl *RD, 264714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne int64_t Offset, 264814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const CXXRecordDecl *Type, 2649f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &Out) { 2650c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= TC <type> <offset number> _ <base type> 2651c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 2652c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZTC"; 26531b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor Mangler.mangleNameOrStandardSubstitution(RD); 2654c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << Offset; 265535f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Mangler.getStream() << '_'; 26561b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor Mangler.mangleNameOrStandardSubstitution(Type); 26571b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 265867795980157a48b51a59737a9478470eb0871dbbMike Stump 265914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXRTTI(QualType Ty, 2660f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &Out) { 2661c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= TI <type> # typeinfo structure 2662154fe9812faddcd94568a64aee5f3cb0d47003d9Douglas Gregor assert(!Ty.hasQualifiers() && "RTTI info cannot have top-level qualifiers"); 2663c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 2664c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZTI"; 2665c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.mangleType(Ty); 26661b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 26671b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar 266814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXRTTIName(QualType Ty, 2669f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &Out) { 2670c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= TS <type> # typeinfo name (null terminated byte string) 2671c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 2672c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZTS"; 2673c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.mangleType(Ty); 2674f121677b6bbbf4e4a51ee7a1120b77adf187bad4Mike Stump} 267514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 267614110477887e3dc168ffc6c191e72d705051f99ePeter CollingbourneMangleContext *clang::createItaniumMangleContext(ASTContext &Context, 267714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne Diagnostic &Diags) { 267814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne return new ItaniumMangleContext(Context, Diags); 267914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne} 2680