ItaniumMangle.cpp revision 967ecd3bed2b7f6ea04a1592dced6fc5d44d0b5d
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" 264e274e955451632e6ba287bb03fb7a7840c3505eRafael Espindola#include "clang/Basic/TargetInfo.h" 27c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson#include "llvm/ADT/StringExtras.h" 285f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor#include "llvm/Support/raw_ostream.h" 29efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#include "llvm/Support/ErrorHandling.h" 30f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson 31f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson#define MANGLE_CHECKER 0 32f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson 33f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson#if MANGLE_CHECKER 34f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson#include <cxxabi.h> 35f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson#endif 36f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson 375f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorusing namespace clang; 38685b1d9e0d019c4ca2a2742cca287367af3d01e6Charles Davis 395f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregornamespace { 40570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian 4182b7d7bc723051d8db4e21883e9072fe3ad99305John McCallstatic const CXXRecordDecl *GetLocalClassDecl(const NamedDecl *ND) { 4282b7d7bc723051d8db4e21883e9072fe3ad99305John McCall const DeclContext *DC = dyn_cast<DeclContext>(ND); 4382b7d7bc723051d8db4e21883e9072fe3ad99305John McCall if (!DC) 4482b7d7bc723051d8db4e21883e9072fe3ad99305John McCall DC = ND->getDeclContext(); 4582b7d7bc723051d8db4e21883e9072fe3ad99305John McCall while (!DC->isNamespace() && !DC->isTranslationUnit()) { 4682b7d7bc723051d8db4e21883e9072fe3ad99305John McCall if (isa<FunctionDecl>(DC->getParent())) 4782b7d7bc723051d8db4e21883e9072fe3ad99305John McCall return dyn_cast<CXXRecordDecl>(DC); 4882b7d7bc723051d8db4e21883e9072fe3ad99305John McCall DC = DC->getParent(); 49570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian } 50570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian return 0; 51570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian} 52570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian 537e120030a07ad8c4365526b1c5cd22a641297635Anders Carlssonstatic const CXXMethodDecl *getStructor(const CXXMethodDecl *MD) { 547e120030a07ad8c4365526b1c5cd22a641297635Anders Carlsson assert((isa<CXXConstructorDecl>(MD) || isa<CXXDestructorDecl>(MD)) && 557e120030a07ad8c4365526b1c5cd22a641297635Anders Carlsson "Passed in decl is not a ctor or dtor!"); 56193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 577e120030a07ad8c4365526b1c5cd22a641297635Anders Carlsson if (const TemplateDecl *TD = MD->getPrimaryTemplate()) { 587e120030a07ad8c4365526b1c5cd22a641297635Anders Carlsson MD = cast<CXXMethodDecl>(TD->getTemplatedDecl()); 597e120030a07ad8c4365526b1c5cd22a641297635Anders Carlsson 607e120030a07ad8c4365526b1c5cd22a641297635Anders Carlsson assert((isa<CXXConstructorDecl>(MD) || isa<CXXDestructorDecl>(MD)) && 617e120030a07ad8c4365526b1c5cd22a641297635Anders Carlsson "Templated decl is not a ctor or dtor!"); 627e120030a07ad8c4365526b1c5cd22a641297635Anders Carlsson } 63193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 647e120030a07ad8c4365526b1c5cd22a641297635Anders Carlsson return MD; 657e120030a07ad8c4365526b1c5cd22a641297635Anders Carlsson} 661dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 671dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCallstatic const unsigned UnknownArity = ~0U; 68193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 6914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourneclass ItaniumMangleContext : public MangleContext { 7014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne llvm::DenseMap<const TagDecl *, uint64_t> AnonStructIds; 7114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne unsigned Discriminator; 7214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne llvm::DenseMap<const NamedDecl*, unsigned> Uniquifier; 7314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 7414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournepublic: 7514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne explicit ItaniumMangleContext(ASTContext &Context, 7614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne Diagnostic &Diags) 7714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne : MangleContext(Context, Diags) { } 7814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 7914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne uint64_t getAnonymousStructId(const TagDecl *TD) { 8014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne std::pair<llvm::DenseMap<const TagDecl *, 8114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne uint64_t>::iterator, bool> Result = 8214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne AnonStructIds.insert(std::make_pair(TD, AnonStructIds.size())); 8314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne return Result.first->second; 8414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne } 8514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 8614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void startNewFunction() { 8714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne MangleContext::startNewFunction(); 8814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne mangleInitDiscriminator(); 8914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne } 9014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 9114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne /// @name Mangler Entry Points 9214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne /// @{ 9314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 9414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne bool shouldMangleDeclName(const NamedDecl *D); 950e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola void mangleName(const NamedDecl *D, llvm::raw_ostream &); 9614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleThunk(const CXXMethodDecl *MD, 9714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const ThunkInfo &Thunk, 98f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &); 9914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXDtorThunk(const CXXDestructorDecl *DD, CXXDtorType Type, 10014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const ThisAdjustment &ThisAdjustment, 101f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &); 10214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleReferenceTemporary(const VarDecl *D, 103f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &); 10414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXVTable(const CXXRecordDecl *RD, 105f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &); 10614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXVTT(const CXXRecordDecl *RD, 107f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &); 10814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXCtorVTable(const CXXRecordDecl *RD, int64_t Offset, 10914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const CXXRecordDecl *Type, 110f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &); 111f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola void mangleCXXRTTI(QualType T, llvm::raw_ostream &); 112f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola void mangleCXXRTTIName(QualType T, llvm::raw_ostream &); 11314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXCtor(const CXXConstructorDecl *D, CXXCtorType Type, 1140e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola llvm::raw_ostream &); 11514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXDtor(const CXXDestructorDecl *D, CXXDtorType Type, 1160e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola llvm::raw_ostream &); 11714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 118f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola void mangleItaniumGuardVariable(const VarDecl *D, llvm::raw_ostream &); 11914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 12014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleInitDiscriminator() { 12114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne Discriminator = 0; 12214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne } 12314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 12414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne bool getNextDiscriminator(const NamedDecl *ND, unsigned &disc) { 12514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne unsigned &discriminator = Uniquifier[ND]; 12614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne if (!discriminator) 12714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne discriminator = ++Discriminator; 12814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne if (discriminator == 1) 12914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne return false; 13014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne disc = discriminator-2; 13114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne return true; 13214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne } 13314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne /// @} 13414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne}; 13514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 1361b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// CXXNameMangler - Manage the mangling of a single name. 137c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbarclass CXXNameMangler { 13814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne ItaniumMangleContext &Context; 1390e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola llvm::raw_ostream &Out; 1405f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1411b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar const CXXMethodDecl *Structor; 1421b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar unsigned StructorType; 143193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 1449d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson /// SeqID - The next subsitution sequence number. 1459d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson unsigned SeqID; 1469d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson 1471b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar llvm::DenseMap<uintptr_t, unsigned> Substitutions; 1483c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 1491dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall ASTContext &getASTContext() const { return Context.getASTContext(); } 1501dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 151c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbarpublic: 1520e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola CXXNameMangler(ItaniumMangleContext &C, llvm::raw_ostream &Out_) 153c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola : Context(C), Out(Out_), Structor(0), StructorType(0), SeqID(0) { } 1540e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola CXXNameMangler(ItaniumMangleContext &C, llvm::raw_ostream &Out_, 15577939c995da4ec0ed6c7e5bc8afa901d8cea9001Daniel Dunbar const CXXConstructorDecl *D, CXXCtorType Type) 156c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola : Context(C), Out(Out_), Structor(getStructor(D)), StructorType(Type), 1579d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson SeqID(0) { } 1580e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola CXXNameMangler(ItaniumMangleContext &C, llvm::raw_ostream &Out_, 15977939c995da4ec0ed6c7e5bc8afa901d8cea9001Daniel Dunbar const CXXDestructorDecl *D, CXXDtorType Type) 160c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola : Context(C), Out(Out_), Structor(getStructor(D)), StructorType(Type), 1619d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson SeqID(0) { } 1623ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson 163f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson#if MANGLE_CHECKER 164f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson ~CXXNameMangler() { 165f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson if (Out.str()[0] == '\01') 166f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson return; 167193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 168f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson int status = 0; 169f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson char *result = abi::__cxa_demangle(Out.str().str().c_str(), 0, 0, &status); 170f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson assert(status == 0 && "Could not demangle mangled name!"); 171f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson free(result); 172f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson } 173f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson#endif 1740e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola llvm::raw_ostream &getStream() { return Out; } 175c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar 1767e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar void mangle(const NamedDecl *D, llvm::StringRef Prefix = "_Z"); 17719879c98d964bc67442618510af04e3457219780Anders Carlsson void mangleCallOffset(int64_t NonVirtual, int64_t Virtual); 1780512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall void mangleNumber(const llvm::APSInt &I); 179a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson void mangleNumber(int64_t Number); 1800512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall void mangleFloat(const llvm::APFloat &F); 181c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar void mangleFunctionEncoding(const FunctionDecl *FD); 182c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar void mangleName(const NamedDecl *ND); 183c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar void mangleType(QualType T); 1841b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor void mangleNameOrStandardSubstitution(const NamedDecl *ND); 1851b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor 186c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbarprivate: 1871b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar bool mangleSubstitution(const NamedDecl *ND); 1881b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar bool mangleSubstitution(QualType T); 1891e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor bool mangleSubstitution(TemplateName Template); 1901b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar bool mangleSubstitution(uintptr_t Ptr); 1913c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 1921b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar bool mangleStandardSubstitution(const NamedDecl *ND); 193433d1374409a8eeaa4b0975fa187a542d5e40c23Anders Carlsson 1941b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void addSubstitution(const NamedDecl *ND) { 1951b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar ND = cast<NamedDecl>(ND->getCanonicalDecl()); 196efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1971b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar addSubstitution(reinterpret_cast<uintptr_t>(ND)); 1981b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar } 1991b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void addSubstitution(QualType T); 2001e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor void addSubstitution(TemplateName Template); 2011b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void addSubstitution(uintptr_t Ptr); 2021b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar 2031dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall void mangleUnresolvedScope(NestedNameSpecifier *Qualifier); 2041dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall void mangleUnresolvedName(NestedNameSpecifier *Qualifier, 2051dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall DeclarationName Name, 2061dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned KnownArity = UnknownArity); 2071dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 2081b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleName(const TemplateDecl *TD, 2091b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar const TemplateArgument *TemplateArgs, 2101b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar unsigned NumTemplateArgs); 2111dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall void mangleUnqualifiedName(const NamedDecl *ND) { 2121dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleUnqualifiedName(ND, ND->getDeclName(), UnknownArity); 2131dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 2141dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall void mangleUnqualifiedName(const NamedDecl *ND, DeclarationName Name, 2151dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned KnownArity); 2161b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleUnscopedName(const NamedDecl *ND); 2171b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleUnscopedTemplateName(const TemplateDecl *ND); 2181e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor void mangleUnscopedTemplateName(TemplateName); 2191b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleSourceName(const IdentifierInfo *II); 2201b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleLocalName(const NamedDecl *ND); 221570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian void mangleNestedName(const NamedDecl *ND, const DeclContext *DC, 222570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian bool NoFunction=false); 2231b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleNestedName(const TemplateDecl *TD, 2241b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar const TemplateArgument *TemplateArgs, 2251b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar unsigned NumTemplateArgs); 226570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian void manglePrefix(const DeclContext *DC, bool NoFunction=false); 2271b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleTemplatePrefix(const TemplateDecl *ND); 22820f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor void mangleTemplatePrefix(TemplateName Template); 2291b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleOperatorName(OverloadedOperatorKind OO, unsigned Arity); 2301b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleQualifiers(Qualifiers Quals); 2310a9a6d68979619a621fedc5089674487f720f765Douglas Gregor void mangleRefQualifier(RefQualifierKind RefQualifier); 2321b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar 2337b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlsson void mangleObjCMethodName(const ObjCMethodDecl *MD); 234193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 2351b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar // Declare manglers for every type class. 236efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define ABSTRACT_TYPE(CLASS, PARENT) 237efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define NON_CANONICAL_TYPE(CLASS, PARENT) 238efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define TYPE(CLASS, PARENT) void mangleType(const CLASS##Type *T); 239efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#include "clang/AST/TypeNodes.def" 240efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 2411b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleType(const TagType*); 242b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall void mangleType(TemplateName); 2431b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleBareFunctionType(const FunctionType *T, 2441b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar bool MangleReturnType); 24557147a8615bca96e067975fe931baf5d741876a4Bob Wilson void mangleNeonVectorType(const VectorType *T); 246e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson 247e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson void mangleIntegerLiteral(QualType T, const llvm::APSInt &Value); 2482f27bf854f0519810b34afd209089cc75536b757John McCall void mangleMemberExpr(const Expr *Base, bool IsArrow, 2492f27bf854f0519810b34afd209089cc75536b757John McCall NestedNameSpecifier *Qualifier, 2502f27bf854f0519810b34afd209089cc75536b757John McCall DeclarationName Name, 2512f27bf854f0519810b34afd209089cc75536b757John McCall unsigned KnownArity); 2525e1e89b8af283af34943a477dc6378f1a641df26John McCall void mangleExpression(const Expr *E, unsigned Arity = UnknownArity); 2531b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleCXXCtorType(CXXCtorType T); 2541b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleCXXDtorType(CXXDtorType T); 2551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2566dbce19fdae4cfae4eb5f826284978e723a04e61John McCall void mangleTemplateArgs(const ExplicitTemplateArgumentList &TemplateArgs); 25720f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor void mangleTemplateArgs(TemplateName Template, 25820f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor const TemplateArgument *TemplateArgs, 259c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt unsigned NumTemplateArgs); 260d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola void mangleTemplateArgs(const TemplateParameterList &PL, 261d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const TemplateArgument *TemplateArgs, 2621b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar unsigned NumTemplateArgs); 263d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola void mangleTemplateArgs(const TemplateParameterList &PL, 264d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const TemplateArgumentList &AL); 265d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola void mangleTemplateArg(const NamedDecl *P, const TemplateArgument &A); 2663c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2671b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleTemplateParameter(unsigned Index); 2681b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar}; 26914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 2705f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 2715f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 27243f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlssonstatic bool isInCLinkageSpecification(const Decl *D) { 273457e2815d43fa68f7ff7cd2f7e9d1bf7b6fdc653Douglas Gregor D = D->getCanonicalDecl(); 2741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (const DeclContext *DC = D->getDeclContext(); 27543f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson !DC->isTranslationUnit(); DC = DC->getParent()) { 2761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (const LinkageSpecDecl *Linkage = dyn_cast<LinkageSpecDecl>(DC)) 27743f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson return Linkage->getLanguage() == LinkageSpecDecl::lang_c; 278ca3f25c1fb9bbf0d807985baee460670b7f195b4Chris Lattner } 2791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 28043f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson return false; 28143f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson} 2825f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 28314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournebool ItaniumMangleContext::shouldMangleDeclName(const NamedDecl *D) { 284f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar // In C, functions with no attributes never need to be mangled. Fastpath them. 285f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar if (!getASTContext().getLangOptions().CPlusPlus && !D->hasAttrs()) 286f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return false; 287f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar 288f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar // Any decl can be declared with __asm("foo") on it, and this takes precedence 289f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar // over all other naming in the .o file. 290f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar if (D->hasAttr<AsmLabelAttr>()) 291f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return true; 292f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar 293141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // Clang's "overloadable" attribute extension to C/C++ implies name mangling 294a1e1622d1549c470acc999c4399456863e58a011Anders Carlsson // (always) as does passing a C++ member function and a function 295a1e1622d1549c470acc999c4399456863e58a011Anders Carlsson // whose name is not a simple identifier. 296f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar const FunctionDecl *FD = dyn_cast<FunctionDecl>(D); 297f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar if (FD && (FD->hasAttr<OverloadableAttr>() || isa<CXXMethodDecl>(FD) || 298f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar !FD->getDeclName().isIdentifier())) 299f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return true; 3001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 301f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar // Otherwise, no mangling is done outside C++ mode. 302f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar if (!getASTContext().getLangOptions().CPlusPlus) 303f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return false; 3041eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 30531455256ae26cc7069111643ec4429ea564377daSean Hunt // Variables at global scope with non-internal linkage are not mangled 3067facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman if (!FD) { 3077facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman const DeclContext *DC = D->getDeclContext(); 3087facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman // Check for extern variable declared locally. 309e81c5619f11e1ececf99ff30d15e5abfb6ea0c28Fariborz Jahanian if (DC->isFunctionOrMethod() && D->hasLinkage()) 3107facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman while (!DC->isNamespace() && !DC->isTranslationUnit()) 3117facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman DC = DC->getParent(); 3120b6bc8bd7a1d2a7d7478d13d78cff94cacad61fcDouglas Gregor if (DC->isTranslationUnit() && D->getLinkage() != InternalLinkage) 3137facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman return false; 3147facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman } 3157facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman 316c00cb6409307846a9bbcd86d307a1a91aab659d0Eli Friedman // Class members are always mangled. 317c00cb6409307846a9bbcd86d307a1a91aab659d0Eli Friedman if (D->getDeclContext()->isRecord()) 318c00cb6409307846a9bbcd86d307a1a91aab659d0Eli Friedman return true; 319c00cb6409307846a9bbcd86d307a1a91aab659d0Eli Friedman 3207facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman // C functions and "main" are not mangled. 3217facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman if ((FD && FD->isMain()) || isInCLinkageSpecification(D)) 322f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return false; 3235f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 324bc7a0299e4b9d6f669726976d00a08f47f03aa3fChris Lattner return true; 3255f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 3265f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 3277e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbarvoid CXXNameMangler::mangle(const NamedDecl *D, llvm::StringRef Prefix) { 328141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // Any decl can be declared with __asm("foo") on it, and this takes precedence 329141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // over all other naming in the .o file. 33040b598eea1310ec9ed554d56ce3e25b34c585458Argyrios Kyrtzidis if (const AsmLabelAttr *ALA = D->getAttr<AsmLabelAttr>()) { 33143f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson // If we have an asm name, then we use it as the mangling. 3324e274e955451632e6ba287bb03fb7a7840c3505eRafael Espindola 3334e274e955451632e6ba287bb03fb7a7840c3505eRafael Espindola // Adding the prefix can cause problems when one file has a "foo" and 3344e274e955451632e6ba287bb03fb7a7840c3505eRafael Espindola // another has a "\01foo". That is known to happen on ELF with the 3354e274e955451632e6ba287bb03fb7a7840c3505eRafael Espindola // tricks normally used for producing aliases (PR9177). Fortunately the 3364e274e955451632e6ba287bb03fb7a7840c3505eRafael Espindola // llvm mangler on ELF is a nop, so we can just avoid adding the \01 3374e274e955451632e6ba287bb03fb7a7840c3505eRafael Espindola // marker. 3384e274e955451632e6ba287bb03fb7a7840c3505eRafael Espindola llvm::StringRef UserLabelPrefix = 3394e274e955451632e6ba287bb03fb7a7840c3505eRafael Espindola getASTContext().Target.getUserLabelPrefix(); 3404e274e955451632e6ba287bb03fb7a7840c3505eRafael Espindola if (!UserLabelPrefix.empty()) 3414e274e955451632e6ba287bb03fb7a7840c3505eRafael Espindola Out << '\01'; // LLVM IR Marker for __asm("foo") 3424e274e955451632e6ba287bb03fb7a7840c3505eRafael Espindola 34343f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson Out << ALA->getLabel(); 344f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return; 34543f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson } 3461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 34731455256ae26cc7069111643ec4429ea564377daSean Hunt // <mangled-name> ::= _Z <encoding> 34843f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson // ::= <data name> 34943f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson // ::= <special-name> 3507e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar Out << Prefix; 3517e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) 352f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar mangleFunctionEncoding(FD); 353d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola else if (const VarDecl *VD = dyn_cast<VarDecl>(D)) 354d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleName(VD); 3557e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar else 356d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleName(cast<FieldDecl>(D)); 35743f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson} 35843f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson 3595f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleFunctionEncoding(const FunctionDecl *FD) { 3605f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <encoding> ::= <function name> <bare-function-type> 3615f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor mangleName(FD); 3621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3637e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // Don't mangle in the type if this isn't a decl we should typically mangle. 3647e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar if (!Context.shouldMangleDeclName(FD)) 3657e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar return; 3667e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar 367141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // Whether the mangling of a function type includes the return type depends on 368141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // the context and the nature of the function. The rules for deciding whether 369141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // the return type is included are: 3701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // 3711fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 1. Template functions (names or types) have return types encoded, with 3721fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // the exceptions listed below. 3731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // 2. Function types not appearing as part of a function name mangling, 3741fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // e.g. parameters, pointer types, etc., have return type encoded, with the 3751fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // exceptions listed below. 3761fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 3. Non-template function names do not have return types encoded. 3771fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 378141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // The exceptions mentioned in (1) and (2) above, for which the return type is 379141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // never included, are 3801fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 1. Constructors. 3811fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 2. Destructors. 3821fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 3. Conversion operator functions, e.g. operator int. 3831fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor bool MangleReturnType = false; 3849234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson if (FunctionTemplateDecl *PrimaryTemplate = FD->getPrimaryTemplate()) { 3859234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson if (!(isa<CXXConstructorDecl>(FD) || isa<CXXDestructorDecl>(FD) || 3869234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson isa<CXXConversionDecl>(FD))) 3879234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson MangleReturnType = true; 3883c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 3899234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson // Mangle the type of the primary template. 3909234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson FD = PrimaryTemplate->getTemplatedDecl(); 3919234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson } 3929234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson 39354e14c4db764c0636160d26c5bbf491637c83a76John McCall // Do the canonicalization out here because parameter types can 39454e14c4db764c0636160d26c5bbf491637c83a76John McCall // undergo additional canonicalization (e.g. array decay). 395f4c7371fb1d3cebcfb40abad4537bb82515704eaJohn McCall const FunctionType *FT 396f4c7371fb1d3cebcfb40abad4537bb82515704eaJohn McCall = cast<FunctionType>(Context.getASTContext() 39754e14c4db764c0636160d26c5bbf491637c83a76John McCall .getCanonicalType(FD->getType())); 39854e14c4db764c0636160d26c5bbf491637c83a76John McCall 39954e14c4db764c0636160d26c5bbf491637c83a76John McCall mangleBareFunctionType(FT, MangleReturnType); 4005f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 4015f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 40247846d2b4c19972e57563bb05a777748939bfb47Anders Carlssonstatic const DeclContext *IgnoreLinkageSpecDecls(const DeclContext *DC) { 40347846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson while (isa<LinkageSpecDecl>(DC)) { 40447846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson DC = DC->getParent(); 40547846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson } 406193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 40747846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson return DC; 40847846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson} 40947846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson 410c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson/// isStd - Return whether a given namespace is the 'std' namespace. 411c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlssonstatic bool isStd(const NamespaceDecl *NS) { 412c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson if (!IgnoreLinkageSpecDecls(NS->getParent())->isTranslationUnit()) 413c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson return false; 414c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson 415c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson const IdentifierInfo *II = NS->getOriginalNamespace()->getIdentifier(); 416c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson return II && II->isStr("std"); 417c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson} 418c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson 41947846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson// isStdNamespace - Return whether a given decl context is a toplevel 'std' 42047846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson// namespace. 4211308af913ecd176341caa506d8dfb637e1b25486Daniel Dunbarstatic bool isStdNamespace(const DeclContext *DC) { 42247846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson if (!DC->isNamespace()) 42347846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson return false; 424193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 42547846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson return isStd(cast<NamespaceDecl>(DC)); 4261308af913ecd176341caa506d8dfb637e1b25486Daniel Dunbar} 4271308af913ecd176341caa506d8dfb637e1b25486Daniel Dunbar 428bb36ba488b7c6185546f8696447530ebfd296df7Anders Carlssonstatic const TemplateDecl * 429bb36ba488b7c6185546f8696447530ebfd296df7Anders CarlssonisTemplate(const NamedDecl *ND, const TemplateArgumentList *&TemplateArgs) { 4302744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson // Check if we have a function template. 4312744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(ND)){ 432bb36ba488b7c6185546f8696447530ebfd296df7Anders Carlsson if (const TemplateDecl *TD = FD->getPrimaryTemplate()) { 4332744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson TemplateArgs = FD->getTemplateSpecializationArgs(); 434bb36ba488b7c6185546f8696447530ebfd296df7Anders Carlsson return TD; 4352744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson } 4362744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson } 4372744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson 438eafc6dcf670070812a99fcc6db21945a786d9829Anders Carlsson // Check if we have a class template. 439eafc6dcf670070812a99fcc6db21945a786d9829Anders Carlsson if (const ClassTemplateSpecializationDecl *Spec = 440eafc6dcf670070812a99fcc6db21945a786d9829Anders Carlsson dyn_cast<ClassTemplateSpecializationDecl>(ND)) { 441eafc6dcf670070812a99fcc6db21945a786d9829Anders Carlsson TemplateArgs = &Spec->getTemplateArgs(); 442bb36ba488b7c6185546f8696447530ebfd296df7Anders Carlsson return Spec->getSpecializedTemplate(); 443eafc6dcf670070812a99fcc6db21945a786d9829Anders Carlsson } 4443c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 4452744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson return 0; 4462744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson} 4472744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson 4485f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleName(const NamedDecl *ND) { 4495f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <name> ::= <nested-name> 4505f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= <unscoped-name> 4515f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= <unscoped-template-name> <template-args> 452201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson // ::= <local-name> 4535f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // 454d58d6f778de936516d8815783f2e88348c41dce4Anders Carlsson const DeclContext *DC = ND->getDeclContext(); 455193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 4567facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman // If this is an extern variable declared locally, the relevant DeclContext 4577facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman // is that of the containing namespace, or the translation unit. 4587facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman if (isa<FunctionDecl>(DC) && ND->hasLinkage()) 4597facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman while (!DC->isNamespace() && !DC->isTranslationUnit()) 4607facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman DC = DC->getParent(); 46182b7d7bc723051d8db4e21883e9072fe3ad99305John McCall else if (GetLocalClassDecl(ND)) { 46282b7d7bc723051d8db4e21883e9072fe3ad99305John McCall mangleLocalName(ND); 46382b7d7bc723051d8db4e21883e9072fe3ad99305John McCall return; 46482b7d7bc723051d8db4e21883e9072fe3ad99305John McCall } 4657facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman 4665cc58c6cfe4a6378287dbf92f9b1a23e133a6118Anders Carlsson while (isa<LinkageSpecDecl>(DC)) 467d58d6f778de936516d8815783f2e88348c41dce4Anders Carlsson DC = DC->getParent(); 4683c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 469d58d6f778de936516d8815783f2e88348c41dce4Anders Carlsson if (DC->isTranslationUnit() || isStdNamespace(DC)) { 4702744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson // Check if we have a template. 4712744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson const TemplateArgumentList *TemplateArgs = 0; 4720fa6df440023a95d8b47c79111e8613fc29f723bAnders Carlsson if (const TemplateDecl *TD = isTemplate(ND, TemplateArgs)) { 4732744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson mangleUnscopedTemplateName(TD); 474d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola TemplateParameterList *TemplateParameters = TD->getTemplateParameters(); 475d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArgs(*TemplateParameters, *TemplateArgs); 4762744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson return; 4777482e247163978792654ca1a99913e19dd507e0aAnders Carlsson } 4787482e247163978792654ca1a99913e19dd507e0aAnders Carlsson 4797482e247163978792654ca1a99913e19dd507e0aAnders Carlsson mangleUnscopedName(ND); 4807482e247163978792654ca1a99913e19dd507e0aAnders Carlsson return; 4817482e247163978792654ca1a99913e19dd507e0aAnders Carlsson } 4823c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 4837b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlsson if (isa<FunctionDecl>(DC) || isa<ObjCMethodDecl>(DC)) { 4841b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson mangleLocalName(ND); 4857482e247163978792654ca1a99913e19dd507e0aAnders Carlsson return; 4867482e247163978792654ca1a99913e19dd507e0aAnders Carlsson } 4873c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 4887facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman mangleNestedName(ND, DC); 4895f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 4903c9e463762243affcb0223d853ba10e07e321747Daniel Dunbarvoid CXXNameMangler::mangleName(const TemplateDecl *TD, 4917624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson const TemplateArgument *TemplateArgs, 4927624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson unsigned NumTemplateArgs) { 49347846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson const DeclContext *DC = IgnoreLinkageSpecDecls(TD->getDeclContext()); 4943c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 4957624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson if (DC->isTranslationUnit() || isStdNamespace(DC)) { 4960fa6df440023a95d8b47c79111e8613fc29f723bAnders Carlsson mangleUnscopedTemplateName(TD); 497d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola TemplateParameterList *TemplateParameters = TD->getTemplateParameters(); 498d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArgs(*TemplateParameters, TemplateArgs, NumTemplateArgs); 4997624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson } else { 5007624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson mangleNestedName(TD, TemplateArgs, NumTemplateArgs); 5017624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson } 5027624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson} 5037624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson 504201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlssonvoid CXXNameMangler::mangleUnscopedName(const NamedDecl *ND) { 505201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson // <unscoped-name> ::= <unqualified-name> 506201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson // ::= St <unqualified-name> # ::std:: 507201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson if (isStdNamespace(ND->getDeclContext())) 508201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson Out << "St"; 5093c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 510201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson mangleUnqualifiedName(ND); 511201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson} 512201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson 5130fa6df440023a95d8b47c79111e8613fc29f723bAnders Carlssonvoid CXXNameMangler::mangleUnscopedTemplateName(const TemplateDecl *ND) { 514201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson // <unscoped-template-name> ::= <unscoped-name> 515201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson // ::= <substitution> 5167624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson if (mangleSubstitution(ND)) 51703c9d530dbdcbb00b0b1ac0abced5dcce2e21408Anders Carlsson return; 5183c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 51932fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor // <template-template-param> ::= <template-param> 52032fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor if (const TemplateTemplateParmDecl *TTP 52132fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor = dyn_cast<TemplateTemplateParmDecl>(ND)) { 52232fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor mangleTemplateParameter(TTP->getIndex()); 52332fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor return; 524193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam } 52532fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor 5261668f2062b237ddb137f5d16388b3dea49651f85Anders Carlsson mangleUnscopedName(ND->getTemplatedDecl()); 5277624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson addSubstitution(ND); 528201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson} 529201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson 5301e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregorvoid CXXNameMangler::mangleUnscopedTemplateName(TemplateName Template) { 5311e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // <unscoped-template-name> ::= <unscoped-name> 5321e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // ::= <substitution> 5331e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (TemplateDecl *TD = Template.getAsTemplateDecl()) 5341e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return mangleUnscopedTemplateName(TD); 535c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 5361e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (mangleSubstitution(Template)) 5371e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return; 5381e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor 5391e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // FIXME: How to cope with operators here? 5401e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor DependentTemplateName *Dependent = Template.getAsDependentTemplateName(); 5411e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor assert(Dependent && "Not a dependent template name?"); 5421e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (!Dependent->isIdentifier()) { 5431e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // FIXME: We can't possibly know the arity of the operator here! 5441e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor Diagnostic &Diags = Context.getDiags(); 5451e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor unsigned DiagID = Diags.getCustomDiagID(Diagnostic::Error, 5461e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor "cannot mangle dependent operator name"); 54733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Diags.Report(DiagID); 5481e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return; 5491e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor } 550c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 5511e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor mangleSourceName(Dependent->getIdentifier()); 5521e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor addSubstitution(Template); 5531e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor} 5541e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor 5550512e48ea1664dd0d3af0dd29bb46bbded040d56John McCallvoid CXXNameMangler::mangleFloat(const llvm::APFloat &F) { 5560512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // TODO: avoid this copy with careful stream management. 5570512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall llvm::SmallString<20> Buffer; 5580512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall F.bitcastToAPInt().toString(Buffer, 16, false); 5590512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out.write(Buffer.data(), Buffer.size()); 5600512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall} 5610512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 5620512e48ea1664dd0d3af0dd29bb46bbded040d56John McCallvoid CXXNameMangler::mangleNumber(const llvm::APSInt &Value) { 5630512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (Value.isSigned() && Value.isNegative()) { 5640512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'n'; 5650512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Value.abs().print(Out, true); 5660512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } else 5670512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Value.print(Out, Value.isSigned()); 5680512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall} 5690512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 570a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlssonvoid CXXNameMangler::mangleNumber(int64_t Number) { 571a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson // <number> ::= [n] <non-negative decimal integer> 572a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson if (Number < 0) { 573a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << 'n'; 574a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Number = -Number; 575a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson } 576193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 577a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << Number; 578a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson} 579a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson 58019879c98d964bc67442618510af04e3457219780Anders Carlssonvoid CXXNameMangler::mangleCallOffset(int64_t NonVirtual, int64_t Virtual) { 581141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // <call-offset> ::= h <nv-offset> _ 582141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // ::= v <v-offset> _ 583141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // <nv-offset> ::= <offset number> # non-virtual base override 584a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson // <v-offset> ::= <offset number> _ <virtual offset number> 585141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // # virtual base override, with vcall offset 58619879c98d964bc67442618510af04e3457219780Anders Carlsson if (!Virtual) { 587a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << 'h'; 58819879c98d964bc67442618510af04e3457219780Anders Carlsson mangleNumber(NonVirtual); 589a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << '_'; 590a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson return; 591141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump } 592193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 593a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << 'v'; 59419879c98d964bc67442618510af04e3457219780Anders Carlsson mangleNumber(NonVirtual); 595a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << '_'; 59619879c98d964bc67442618510af04e3457219780Anders Carlsson mangleNumber(Virtual); 597a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << '_'; 5989124bccde8e4b3531474b108d74720feac898d75Mike Stump} 5999124bccde8e4b3531474b108d74720feac898d75Mike Stump 6001dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCallvoid CXXNameMangler::mangleUnresolvedScope(NestedNameSpecifier *Qualifier) { 6011dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Qualifier = getASTContext().getCanonicalNestedNameSpecifier(Qualifier); 6021dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall switch (Qualifier->getKind()) { 6031dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case NestedNameSpecifier::Global: 6041dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // nothing 6051dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 6061dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case NestedNameSpecifier::Namespace: 6071dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleName(Qualifier->getAsNamespace()); 6081dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 6091dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case NestedNameSpecifier::TypeSpec: 6109b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola case NestedNameSpecifier::TypeSpecWithTemplate: { 6119b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola const Type *QTy = Qualifier->getAsType(); 6129b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola 6139b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola if (const TemplateSpecializationType *TST = 6149b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola dyn_cast<TemplateSpecializationType>(QTy)) { 6159b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola if (!mangleSubstitution(QualType(TST, 0))) { 61620f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor mangleTemplatePrefix(TST->getTemplateName()); 617c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 61820f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // FIXME: GCC does not appear to mangle the template arguments when 61920f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // the template in question is a dependent template name. Should we 62020f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // emulate that badness? 62120f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor mangleTemplateArgs(TST->getTemplateName(), TST->getArgs(), 6229b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola TST->getNumArgs()); 6239b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola addSubstitution(QualType(TST, 0)); 6249b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola } 6259b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola } else { 6269b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola // We use the QualType mangle type variant here because it handles 6279b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola // substitutions. 6289b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola mangleType(QualType(QTy, 0)); 6299b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola } 6309b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola } 6311dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 6321dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case NestedNameSpecifier::Identifier: 633ad5e73887052193afda72db8efcb812bd083a4a8John McCall // Member expressions can have these without prefixes. 634ad5e73887052193afda72db8efcb812bd083a4a8John McCall if (Qualifier->getPrefix()) 635ad5e73887052193afda72db8efcb812bd083a4a8John McCall mangleUnresolvedScope(Qualifier->getPrefix()); 6361dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleSourceName(Qualifier->getAsIdentifier()); 6371dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 6381dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 6391dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall} 6401dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 6411dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall/// Mangles a name which was not resolved to a specific entity. 6421dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCallvoid CXXNameMangler::mangleUnresolvedName(NestedNameSpecifier *Qualifier, 6431dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall DeclarationName Name, 6441dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned KnownArity) { 6451dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (Qualifier) 6461dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleUnresolvedScope(Qualifier); 6471dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // FIXME: ambiguity of unqualified lookup with :: 6481dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 6491dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleUnqualifiedName(0, Name, KnownArity); 6501dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall} 6511dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 6526f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlssonstatic const FieldDecl *FindFirstNamedDataMember(const RecordDecl *RD) { 6536f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson assert(RD->isAnonymousStructOrUnion() && 6546f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson "Expected anonymous struct or union!"); 6556f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 6566f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson for (RecordDecl::field_iterator I = RD->field_begin(), E = RD->field_end(); 6576f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson I != E; ++I) { 6586f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson const FieldDecl *FD = *I; 6596f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 6606f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson if (FD->getIdentifier()) 6616f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson return FD; 6626f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 6636f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson if (const RecordType *RT = FD->getType()->getAs<RecordType>()) { 6646f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson if (const FieldDecl *NamedDataMember = 6656f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson FindFirstNamedDataMember(RT->getDecl())) 6666f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson return NamedDataMember; 6676f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson } 6686f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson } 6696f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 6706f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // We didn't find a named data member. 6716f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson return 0; 6726f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson} 6736f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 6741dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCallvoid CXXNameMangler::mangleUnqualifiedName(const NamedDecl *ND, 6751dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall DeclarationName Name, 6761dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned KnownArity) { 6775f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <unqualified-name> ::= <operator-name> 6781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // ::= <ctor-dtor-name> 6791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // ::= <source-name> 6805f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor switch (Name.getNameKind()) { 681c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson case DeclarationName::Identifier: { 682c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson if (const IdentifierInfo *II = Name.getAsIdentifierInfo()) { 68331455256ae26cc7069111643ec4429ea564377daSean Hunt // We must avoid conflicts between internally- and externally- 684193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam // linked variable declaration names in the same TU. 685aec2523ab2c91413ef2f66dc944d0d6ac6a58abeAnders Carlsson // This naming convention is the same as that followed by GCC, though it 686aec2523ab2c91413ef2f66dc944d0d6ac6a58abeAnders Carlsson // shouldn't actually matter. 687aec2523ab2c91413ef2f66dc944d0d6ac6a58abeAnders Carlsson if (ND && isa<VarDecl>(ND) && ND->getLinkage() == InternalLinkage && 68831455256ae26cc7069111643ec4429ea564377daSean Hunt ND->getDeclContext()->isFileContext()) 68931455256ae26cc7069111643ec4429ea564377daSean Hunt Out << 'L'; 69031455256ae26cc7069111643ec4429ea564377daSean Hunt 691c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson mangleSourceName(II); 692c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson break; 693c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson } 6943c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 6951dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // Otherwise, an anonymous entity. We must have a declaration. 6961dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall assert(ND && "mangling empty name without declaration"); 6971dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 6981dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (const NamespaceDecl *NS = dyn_cast<NamespaceDecl>(ND)) { 6991dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (NS->isAnonymousNamespace()) { 7001dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // This is how gcc mangles these names. 7011dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Out << "12_GLOBAL__N_1"; 7021dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 7031dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 7041dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 7051dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 7066f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson if (const VarDecl *VD = dyn_cast<VarDecl>(ND)) { 7076f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // We must have an anonymous union or struct declaration. 7086f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson const RecordDecl *RD = 7096f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson cast<RecordDecl>(VD->getType()->getAs<RecordType>()->getDecl()); 7106f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 7116f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // Itanium C++ ABI 5.1.2: 7126f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // 7136f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // For the purposes of mangling, the name of an anonymous union is 7146f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // considered to be the name of the first named data member found by a 7156f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // pre-order, depth-first, declaration-order walk of the data members of 7166f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // the anonymous union. If there is no such data member (i.e., if all of 7176f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // the data members in the union are unnamed), then there is no way for 7186f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // a program to refer to the anonymous union, and there is therefore no 7196f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // need to mangle its name. 7206f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson const FieldDecl *FD = FindFirstNamedDataMember(RD); 7217121c8f551d9c91c0cf0e5e1f7f9aafa97241b17John McCall 7227121c8f551d9c91c0cf0e5e1f7f9aafa97241b17John McCall // It's actually possible for various reasons for us to get here 7237121c8f551d9c91c0cf0e5e1f7f9aafa97241b17John McCall // with an empty anonymous struct / union. Fortunately, it 7247121c8f551d9c91c0cf0e5e1f7f9aafa97241b17John McCall // doesn't really matter what name we generate. 7257121c8f551d9c91c0cf0e5e1f7f9aafa97241b17John McCall if (!FD) break; 7266f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson assert(FD->getIdentifier() && "Data member name isn't an identifier!"); 7276f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 7286f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson mangleSourceName(FD->getIdentifier()); 7296f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson break; 7306f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson } 7316f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 732c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson // We must have an anonymous struct. 733c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson const TagDecl *TD = cast<TagDecl>(ND); 734c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson if (const TypedefDecl *D = TD->getTypedefForAnonDecl()) { 735c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson assert(TD->getDeclContext() == D->getDeclContext() && 736c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson "Typedef should not be in another decl context!"); 737c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson assert(D->getDeclName().getAsIdentifierInfo() && 738c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson "Typedef was not named!"); 739c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson mangleSourceName(D->getDeclName().getAsIdentifierInfo()); 740c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson break; 741c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson } 7423c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 743c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson // Get a unique id for the anonymous struct. 744c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson uint64_t AnonStructId = Context.getAnonymousStructId(TD); 745c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson 746c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson // Mangle it as a source name in the form 7473c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar // [n] $_<id> 748c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson // where n is the length of the string. 749c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson llvm::SmallString<8> Str; 750c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson Str += "$_"; 751c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson Str += llvm::utostr(AnonStructId); 752c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson 753c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson Out << Str.size(); 754c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson Out << Str.str(); 7555f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 756c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson } 7575f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 7585f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::ObjCZeroArgSelector: 7595f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::ObjCOneArgSelector: 7605f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::ObjCMultiArgSelector: 7615f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor assert(false && "Can't mangle Objective-C selector names here!"); 7625f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 7635f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 7645f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::CXXConstructorName: 76527ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson if (ND == Structor) 766141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // If the named decl is the C++ constructor we're mangling, use the type 767141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // we were given. 76827ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson mangleCXXCtorType(static_cast<CXXCtorType>(StructorType)); 7693ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson else 7703ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // Otherwise, use the complete constructor name. This is relevant if a 7713ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // class with a constructor is declared within a constructor. 7723ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson mangleCXXCtorType(Ctor_Complete); 7735f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 7745f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 7755f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::CXXDestructorName: 77627ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson if (ND == Structor) 777141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // If the named decl is the C++ destructor we're mangling, use the type we 778141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // were given. 77927ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson mangleCXXDtorType(static_cast<CXXDtorType>(StructorType)); 78027ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson else 78127ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // Otherwise, use the complete destructor name. This is relevant if a 78227ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // class with a destructor is declared within a destructor. 78327ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson mangleCXXDtorType(Dtor_Complete); 7845f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 7855f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 7865f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::CXXConversionFunctionName: 7871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // <operator-name> ::= cv <type> # (cast) 788219cc61b505960195d538052f0e629b387ad60caDouglas Gregor Out << "cv"; 789b540491851910c2efa68196a8bdc2eed1071c17dAnders Carlsson mangleType(Context.getASTContext().getCanonicalType(Name.getCXXNameType())); 7905f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 7915f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 7928257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson case DeclarationName::CXXOperatorName: { 7931dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned Arity; 7941dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (ND) { 7951dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Arity = cast<FunctionDecl>(ND)->getNumParams(); 796193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 7971dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // If we have a C++ member function, we need to include the 'this' pointer. 7981dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // FIXME: This does not make sense for operators that are static, but their 7991dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // names stay the same regardless of the arity (operator new for instance). 8001dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (isa<CXXMethodDecl>(ND)) 8011dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Arity++; 8021dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } else 8031dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Arity = KnownArity; 8041dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 8058257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson mangleOperatorName(Name.getCXXOverloadedOperator(), Arity); 8065f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 8078257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson } 8085f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 8093e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt case DeclarationName::CXXLiteralOperatorName: 8105dd6b39fb585f252bd87fb8032888bb208059f0dSean Hunt // FIXME: This mangling is not yet official. 8112421f66b945510c7d049f6d89e7cc57d0013add8Sean Hunt Out << "li"; 8123e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt mangleSourceName(Name.getCXXLiteralIdentifier()); 8133e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt break; 8143e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt 8155f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::CXXUsingDirective: 8165f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor assert(false && "Can't mangle a using directive name!"); 817219cc61b505960195d538052f0e629b387ad60caDouglas Gregor break; 8185f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor } 8195f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 8205f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 8215f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleSourceName(const IdentifierInfo *II) { 8225f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <source-name> ::= <positive length number> <identifier> 8235f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <number> ::= [n] <non-negative decimal integer> 8245f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <identifier> ::= <unqualified source code identifier> 8255f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << II->getLength() << II->getName(); 8265f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 8275f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 8287facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedmanvoid CXXNameMangler::mangleNestedName(const NamedDecl *ND, 829570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian const DeclContext *DC, 830570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian bool NoFunction) { 8310a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // <nested-name> 8320a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // ::= N [<CV-qualifiers>] [<ref-qualifier>] <prefix> <unqualified-name> E 8330a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // ::= N [<CV-qualifiers>] [<ref-qualifier>] <template-prefix> 8340a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // <template-args> E 835d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson 8365f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'N'; 8370a9a6d68979619a621fedc5089674487f720f765Douglas Gregor if (const CXXMethodDecl *Method = dyn_cast<CXXMethodDecl>(ND)) { 8380953e767ff7817f97b3ab20896b229891eeff45bJohn McCall mangleQualifiers(Qualifiers::fromCVRMask(Method->getTypeQualifiers())); 8390a9a6d68979619a621fedc5089674487f720f765Douglas Gregor mangleRefQualifier(Method->getRefQualifier()); 8400a9a6d68979619a621fedc5089674487f720f765Douglas Gregor } 8410a9a6d68979619a621fedc5089674487f720f765Douglas Gregor 8422744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson // Check if we have a template. 8432744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson const TemplateArgumentList *TemplateArgs = 0; 8443c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar if (const TemplateDecl *TD = isTemplate(ND, TemplateArgs)) { 8452744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson mangleTemplatePrefix(TD); 846d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola TemplateParameterList *TemplateParameters = TD->getTemplateParameters(); 847d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArgs(*TemplateParameters, *TemplateArgs); 848570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian } 849570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian else { 850570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian manglePrefix(DC, NoFunction); 8517482e247163978792654ca1a99913e19dd507e0aAnders Carlsson mangleUnqualifiedName(ND); 8527482e247163978792654ca1a99913e19dd507e0aAnders Carlsson } 8533c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 8545f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'E'; 8555f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 8563c9e463762243affcb0223d853ba10e07e321747Daniel Dunbarvoid CXXNameMangler::mangleNestedName(const TemplateDecl *TD, 8577624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson const TemplateArgument *TemplateArgs, 8587624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson unsigned NumTemplateArgs) { 859e45117b945a0d8c1fdcc4cd8ee4500f5ee8742beAnders Carlsson // <nested-name> ::= N [<CV-qualifiers>] <template-prefix> <template-args> E 860e45117b945a0d8c1fdcc4cd8ee4500f5ee8742beAnders Carlsson 8617624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson Out << 'N'; 8623c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 863e45117b945a0d8c1fdcc4cd8ee4500f5ee8742beAnders Carlsson mangleTemplatePrefix(TD); 864d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola TemplateParameterList *TemplateParameters = TD->getTemplateParameters(); 865d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArgs(*TemplateParameters, TemplateArgs, NumTemplateArgs); 8663c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 8677624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson Out << 'E'; 8687624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson} 8697624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson 8701b42c794481f6f958267e4ba913d74fef43161f6Anders Carlssonvoid CXXNameMangler::mangleLocalName(const NamedDecl *ND) { 8711b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson // <local-name> := Z <function encoding> E <entity name> [<discriminator>] 8721b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson // := Z <function encoding> E s [<discriminator>] 8731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // <discriminator> := _ <non-negative number> 874570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian const DeclContext *DC = ND->getDeclContext(); 8751b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson Out << 'Z'; 876193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 877685b1d9e0d019c4ca2a2742cca287367af3d01e6Charles Davis if (const ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(DC)) { 878685b1d9e0d019c4ca2a2742cca287367af3d01e6Charles Davis mangleObjCMethodName(MD); 87982b7d7bc723051d8db4e21883e9072fe3ad99305John McCall } else if (const CXXRecordDecl *RD = GetLocalClassDecl(ND)) { 88082b7d7bc723051d8db4e21883e9072fe3ad99305John McCall mangleFunctionEncoding(cast<FunctionDecl>(RD->getDeclContext())); 881570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian Out << 'E'; 882193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 88382b7d7bc723051d8db4e21883e9072fe3ad99305John McCall // Mangle the name relative to the closest enclosing function. 88482b7d7bc723051d8db4e21883e9072fe3ad99305John McCall if (ND == RD) // equality ok because RD derived from ND above 88582b7d7bc723051d8db4e21883e9072fe3ad99305John McCall mangleUnqualifiedName(ND); 88682b7d7bc723051d8db4e21883e9072fe3ad99305John McCall else 88782b7d7bc723051d8db4e21883e9072fe3ad99305John McCall mangleNestedName(ND, DC, true /*NoFunction*/); 88882b7d7bc723051d8db4e21883e9072fe3ad99305John McCall 8894819ac44c0e5222ebfe8e199c51f653f52177336Fariborz Jahanian unsigned disc; 89082b7d7bc723051d8db4e21883e9072fe3ad99305John McCall if (Context.getNextDiscriminator(RD, disc)) { 8914819ac44c0e5222ebfe8e199c51f653f52177336Fariborz Jahanian if (disc < 10) 8924819ac44c0e5222ebfe8e199c51f653f52177336Fariborz Jahanian Out << '_' << disc; 893193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam else 8944819ac44c0e5222ebfe8e199c51f653f52177336Fariborz Jahanian Out << "__" << disc << '_'; 8954819ac44c0e5222ebfe8e199c51f653f52177336Fariborz Jahanian } 896570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian 897570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian return; 898570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian } 899193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam else 900570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian mangleFunctionEncoding(cast<FunctionDecl>(DC)); 9017b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlsson 9021b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson Out << 'E'; 9036f9f25dfc7bf9cc1ab1282d6d7e9cf7916d8a09cEli Friedman mangleUnqualifiedName(ND); 9041b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson} 9051b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson 906570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanianvoid CXXNameMangler::manglePrefix(const DeclContext *DC, bool NoFunction) { 9075f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <prefix> ::= <prefix> <unqualified-name> 9085f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= <template-prefix> <template-args> 9095f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= <template-param> 9105f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= # empty 9115f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= <substitution> 9126862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson 913add28829c7a8d3c5da9ae140f18d3c9ad2d8b599Anders Carlsson while (isa<LinkageSpecDecl>(DC)) 914add28829c7a8d3c5da9ae140f18d3c9ad2d8b599Anders Carlsson DC = DC->getParent(); 9153c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 9169263e91e2e91aaf0eb72488f2a52648c086bef35Anders Carlsson if (DC->isTranslationUnit()) 9179263e91e2e91aaf0eb72488f2a52648c086bef35Anders Carlsson return; 9183c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 91935415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor if (const BlockDecl *Block = dyn_cast<BlockDecl>(DC)) { 92035415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor manglePrefix(DC->getParent(), NoFunction); 92135415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor llvm::SmallString<64> Name; 922c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola llvm::raw_svector_ostream NameStream(Name); 923c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola Context.mangleBlock(Block, NameStream); 924c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola NameStream.flush(); 92535415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor Out << Name.size() << Name; 92635415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor return; 92735415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor } 92835415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor 9296862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson if (mangleSubstitution(cast<NamedDecl>(DC))) 9306862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson return; 9317482e247163978792654ca1a99913e19dd507e0aAnders Carlsson 9322ee3fca27ab8e6254586c5b42efb086df4bf76acAnders Carlsson // Check if we have a template. 9332ee3fca27ab8e6254586c5b42efb086df4bf76acAnders Carlsson const TemplateArgumentList *TemplateArgs = 0; 9343c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar if (const TemplateDecl *TD = isTemplate(cast<NamedDecl>(DC), TemplateArgs)) { 9352ee3fca27ab8e6254586c5b42efb086df4bf76acAnders Carlsson mangleTemplatePrefix(TD); 936d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola TemplateParameterList *TemplateParameters = TD->getTemplateParameters(); 937d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArgs(*TemplateParameters, *TemplateArgs); 938570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian } 93935415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor else if(NoFunction && (isa<FunctionDecl>(DC) || isa<ObjCMethodDecl>(DC))) 940570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian return; 94135415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor else if (const ObjCMethodDecl *Method = dyn_cast<ObjCMethodDecl>(DC)) 94235415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor mangleObjCMethodName(Method); 943570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian else { 944570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian manglePrefix(DC->getParent(), NoFunction); 9452ee3fca27ab8e6254586c5b42efb086df4bf76acAnders Carlsson mangleUnqualifiedName(cast<NamedDecl>(DC)); 9462ee3fca27ab8e6254586c5b42efb086df4bf76acAnders Carlsson } 9473c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 9486862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson addSubstitution(cast<NamedDecl>(DC)); 9495f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 9505f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 95120f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregorvoid CXXNameMangler::mangleTemplatePrefix(TemplateName Template) { 95220f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // <template-prefix> ::= <prefix> <template unqualified-name> 95320f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // ::= <template-param> 95420f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // ::= <substitution> 95520f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor if (TemplateDecl *TD = Template.getAsTemplateDecl()) 95620f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor return mangleTemplatePrefix(TD); 95720f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor 95820f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor if (QualifiedTemplateName *Qualified = Template.getAsQualifiedTemplateName()) 95920f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor mangleUnresolvedScope(Qualified->getQualifier()); 960c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 96120f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor if (OverloadedTemplateStorage *Overloaded 96220f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor = Template.getAsOverloadedTemplate()) { 963c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt mangleUnqualifiedName(0, (*Overloaded->begin())->getDeclName(), 96420f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor UnknownArity); 96520f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor return; 96620f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor } 967c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 96820f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor DependentTemplateName *Dependent = Template.getAsDependentTemplateName(); 96920f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor assert(Dependent && "Unknown template name kind?"); 97020f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor mangleUnresolvedScope(Dependent->getQualifier()); 9711e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor mangleUnscopedTemplateName(Template); 97220f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor} 97320f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor 9740fa6df440023a95d8b47c79111e8613fc29f723bAnders Carlssonvoid CXXNameMangler::mangleTemplatePrefix(const TemplateDecl *ND) { 9757482e247163978792654ca1a99913e19dd507e0aAnders Carlsson // <template-prefix> ::= <prefix> <template unqualified-name> 9767482e247163978792654ca1a99913e19dd507e0aAnders Carlsson // ::= <template-param> 9777482e247163978792654ca1a99913e19dd507e0aAnders Carlsson // ::= <substitution> 97832fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor // <template-template-param> ::= <template-param> 97932fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor // <substitution> 9807482e247163978792654ca1a99913e19dd507e0aAnders Carlsson 981aeb85374e92619b8e4ce92ac6e30756b5053a137Anders Carlsson if (mangleSubstitution(ND)) 982aeb85374e92619b8e4ce92ac6e30756b5053a137Anders Carlsson return; 9833c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 98432fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor // <template-template-param> ::= <template-param> 98532fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor if (const TemplateTemplateParmDecl *TTP 98632fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor = dyn_cast<TemplateTemplateParmDecl>(ND)) { 98732fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor mangleTemplateParameter(TTP->getIndex()); 98832fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor return; 989193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam } 9903c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 991aa73ab1bd037419852eb4d4fb3ddf8fe2a2a4e5bAnders Carlsson manglePrefix(ND->getDeclContext()); 9921668f2062b237ddb137f5d16388b3dea49651f85Anders Carlsson mangleUnqualifiedName(ND->getTemplatedDecl()); 993aeb85374e92619b8e4ce92ac6e30756b5053a137Anders Carlsson addSubstitution(ND); 9947482e247163978792654ca1a99913e19dd507e0aAnders Carlsson} 9957482e247163978792654ca1a99913e19dd507e0aAnders Carlsson 996b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall/// Mangles a template name under the production <type>. Required for 997b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall/// template template arguments. 998b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall/// <type> ::= <class-enum-type> 999b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall/// ::= <template-param> 1000b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall/// ::= <substitution> 1001b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCallvoid CXXNameMangler::mangleType(TemplateName TN) { 1002b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall if (mangleSubstitution(TN)) 1003b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall return; 1004b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1005b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall TemplateDecl *TD = 0; 1006b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1007b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall switch (TN.getKind()) { 1008b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall case TemplateName::QualifiedTemplate: 1009b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall TD = TN.getAsQualifiedTemplateName()->getTemplateDecl(); 1010b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall goto HaveDecl; 1011b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1012b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall case TemplateName::Template: 1013b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall TD = TN.getAsTemplateDecl(); 1014b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall goto HaveDecl; 1015b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1016b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall HaveDecl: 1017b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall if (isa<TemplateTemplateParmDecl>(TD)) 1018b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall mangleTemplateParameter(cast<TemplateTemplateParmDecl>(TD)->getIndex()); 1019b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall else 1020b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall mangleName(TD); 1021b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall break; 1022b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1023b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall case TemplateName::OverloadedTemplate: 1024b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall llvm_unreachable("can't mangle an overloaded template name as a <type>"); 1025b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall break; 1026b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1027b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall case TemplateName::DependentTemplate: { 1028b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall const DependentTemplateName *Dependent = TN.getAsDependentTemplateName(); 1029b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall assert(Dependent->isIdentifier()); 1030b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1031b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall // <class-enum-type> ::= <name> 1032b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall // <name> ::= <nested-name> 1033b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall mangleUnresolvedScope(Dependent->getQualifier()); 1034b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall mangleSourceName(Dependent->getIdentifier()); 1035b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall break; 1036b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall } 1037b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 10381aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor case TemplateName::SubstTemplateTemplateParmPack: { 10391aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor SubstTemplateTemplateParmPackStorage *SubstPack 10401aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor = TN.getAsSubstTemplateTemplateParmPack(); 10411aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor mangleTemplateParameter(SubstPack->getParameterPack()->getIndex()); 10421aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor break; 10431aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor } 1044b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall } 1045b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1046b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall addSubstitution(TN); 1047b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall} 1048b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 10491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpvoid 10505f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas GregorCXXNameMangler::mangleOperatorName(OverloadedOperatorKind OO, unsigned Arity) { 10515f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor switch (OO) { 10523201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // <operator-name> ::= nw # new 10535f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_New: Out << "nw"; break; 10545f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= na # new[] 10555f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Array_New: Out << "na"; break; 10563201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= dl # delete 10575f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Delete: Out << "dl"; break; 10583201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= da # delete[] 10595f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Array_Delete: Out << "da"; break; 10605f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= ps # + (unary) 10615e1e89b8af283af34943a477dc6378f1a641df26John McCall // ::= pl # + (binary or unknown) 1062193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam case OO_Plus: 10638257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson Out << (Arity == 1? "ps" : "pl"); break; 10643201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ng # - (unary) 10655e1e89b8af283af34943a477dc6378f1a641df26John McCall // ::= mi # - (binary or unknown) 1066193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam case OO_Minus: 10678257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson Out << (Arity == 1? "ng" : "mi"); break; 10683201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ad # & (unary) 10695e1e89b8af283af34943a477dc6378f1a641df26John McCall // ::= an # & (binary or unknown) 1070193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam case OO_Amp: 10718257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson Out << (Arity == 1? "ad" : "an"); break; 10723201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= de # * (unary) 10735e1e89b8af283af34943a477dc6378f1a641df26John McCall // ::= ml # * (binary or unknown) 1074193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam case OO_Star: 10755e1e89b8af283af34943a477dc6378f1a641df26John McCall // Use binary when unknown. 10768257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson Out << (Arity == 1? "de" : "ml"); break; 10773201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= co # ~ 10785f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Tilde: Out << "co"; break; 10793201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= dv # / 10805f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Slash: Out << "dv"; break; 10813201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= rm # % 10825f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Percent: Out << "rm"; break; 10833201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= or # | 10843201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_Pipe: Out << "or"; break; 10853201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= eo # ^ 10865f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Caret: Out << "eo"; break; 10873201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= aS # = 10885f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Equal: Out << "aS"; break; 10893201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= pL # += 10905f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_PlusEqual: Out << "pL"; break; 10913201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= mI # -= 10925f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_MinusEqual: Out << "mI"; break; 10933201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= mL # *= 10945f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_StarEqual: Out << "mL"; break; 10953201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= dV # /= 10965f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_SlashEqual: Out << "dV"; break; 10973201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= rM # %= 10983201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_PercentEqual: Out << "rM"; break; 10993201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= aN # &= 11003201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_AmpEqual: Out << "aN"; break; 11013201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= oR # |= 11023201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_PipeEqual: Out << "oR"; break; 11033201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= eO # ^= 11043201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_CaretEqual: Out << "eO"; break; 11053201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ls # << 11065f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_LessLess: Out << "ls"; break; 11073201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= rs # >> 11083201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_GreaterGreater: Out << "rs"; break; 11093201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= lS # <<= 11103201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_LessLessEqual: Out << "lS"; break; 11113201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= rS # >>= 11123201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_GreaterGreaterEqual: Out << "rS"; break; 11135f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= eq # == 11145f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_EqualEqual: Out << "eq"; break; 11153201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ne # != 11163201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_ExclaimEqual: Out << "ne"; break; 11173201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= lt # < 11185f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Less: Out << "lt"; break; 11193201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= gt # > 11205f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Greater: Out << "gt"; break; 11213201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= le # <= 11225f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_LessEqual: Out << "le"; break; 11233201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ge # >= 11245f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_GreaterEqual: Out << "ge"; break; 11253201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= nt # ! 11265f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Exclaim: Out << "nt"; break; 11273201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= aa # && 11285f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_AmpAmp: Out << "aa"; break; 11293201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= oo # || 11303201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_PipePipe: Out << "oo"; break; 11313201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= pp # ++ 11323201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_PlusPlus: Out << "pp"; break; 11333201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= mm # -- 11345f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_MinusMinus: Out << "mm"; break; 11353201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= cm # , 11363201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_Comma: Out << "cm"; break; 11373201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= pm # ->* 11385f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_ArrowStar: Out << "pm"; break; 11393201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= pt # -> 11405f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Arrow: Out << "pt"; break; 11413201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= cl # () 11425f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Call: Out << "cl"; break; 11433201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ix # [] 11445f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Subscript: Out << "ix"; break; 1145e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson 1146e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson // ::= qu # ? 1147e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson // The conditional operator can't be overloaded, but we still handle it when 1148e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson // mangling expressions. 1149e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson case OO_Conditional: Out << "qu"; break; 11505f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 11513201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_None: 11525f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case NUM_OVERLOADED_OPERATORS: 11531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump assert(false && "Not an overloaded operator"); 11545f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 11555f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor } 11565f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 11575f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 11580953e767ff7817f97b3ab20896b229891eeff45bJohn McCallvoid CXXNameMangler::mangleQualifiers(Qualifiers Quals) { 11591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // <CV-qualifiers> ::= [r] [V] [K] # restrict (C99), volatile, const 11600953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (Quals.hasRestrict()) 11615f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'r'; 11620953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (Quals.hasVolatile()) 11635f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'V'; 11640953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (Quals.hasConst()) 11655f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'K'; 11660953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 116756079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor if (Quals.hasAddressSpace()) { 116856079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // Extension: 116956079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // 117056079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // <type> ::= U <address-space-number> 117156079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // 117256079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // where <address-space-number> is a source name consisting of 'AS' 117356079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // followed by the address space <number>. 117456079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor llvm::SmallString<64> ASString; 117556079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor ASString = "AS" + llvm::utostr_32(Quals.getAddressSpace()); 117656079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor Out << 'U' << ASString.size() << ASString; 117756079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor } 117856079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor 11790953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // FIXME: For now, just drop all extension qualifiers on the floor. 11805f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 11815f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 11820a9a6d68979619a621fedc5089674487f720f765Douglas Gregorvoid CXXNameMangler::mangleRefQualifier(RefQualifierKind RefQualifier) { 11830a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // <ref-qualifier> ::= R # lvalue reference 11840a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // ::= O # rvalue-reference 11850a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // Proposal to Itanium C++ ABI list on 1/26/11 11860a9a6d68979619a621fedc5089674487f720f765Douglas Gregor switch (RefQualifier) { 11870a9a6d68979619a621fedc5089674487f720f765Douglas Gregor case RQ_None: 11880a9a6d68979619a621fedc5089674487f720f765Douglas Gregor break; 11890a9a6d68979619a621fedc5089674487f720f765Douglas Gregor 11900a9a6d68979619a621fedc5089674487f720f765Douglas Gregor case RQ_LValue: 11910a9a6d68979619a621fedc5089674487f720f765Douglas Gregor Out << 'R'; 11920a9a6d68979619a621fedc5089674487f720f765Douglas Gregor break; 11930a9a6d68979619a621fedc5089674487f720f765Douglas Gregor 11940a9a6d68979619a621fedc5089674487f720f765Douglas Gregor case RQ_RValue: 11950a9a6d68979619a621fedc5089674487f720f765Douglas Gregor Out << 'O'; 11960a9a6d68979619a621fedc5089674487f720f765Douglas Gregor break; 11970a9a6d68979619a621fedc5089674487f720f765Douglas Gregor } 11980a9a6d68979619a621fedc5089674487f720f765Douglas Gregor} 11990a9a6d68979619a621fedc5089674487f720f765Douglas Gregor 12007b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlssonvoid CXXNameMangler::mangleObjCMethodName(const ObjCMethodDecl *MD) { 1201f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola Context.mangleObjCMethodName(MD, Out); 12027b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlsson} 12037b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlsson 1204b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCallvoid CXXNameMangler::mangleType(QualType nonCanon) { 12054843e584b54460973b8445d38907bab0401ebb0cAnders Carlsson // Only operate on the canonical type! 1206b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall QualType canon = nonCanon.getCanonicalType(); 12074843e584b54460973b8445d38907bab0401ebb0cAnders Carlsson 1208b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall SplitQualType split = canon.split(); 1209b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall Qualifiers quals = split.second; 1210b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall const Type *ty = split.first; 1211b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall 1212b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall bool isSubstitutable = quals || !isa<BuiltinType>(ty); 1213b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall if (isSubstitutable && mangleSubstitution(canon)) 12147696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson return; 12157696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson 1216b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall // If we're mangling a qualified array type, push the qualifiers to 1217b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall // the element type. 1218b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall if (quals && isa<ArrayType>(ty)) { 1219b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall ty = Context.getASTContext().getAsArrayType(canon); 1220b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall quals = Qualifiers(); 1221b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall 1222b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall // Note that we don't update canon: we want to add the 1223b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall // substitution at the canonical type. 1224b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall } 1225b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall 1226b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall if (quals) { 1227b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall mangleQualifiers(quals); 12280953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // Recurse: even if the qualified type isn't yet substitutable, 12290953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // the unqualified type might be. 1230b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall mangleType(QualType(ty, 0)); 12317696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson } else { 1232b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall switch (ty->getTypeClass()) { 1233efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define ABSTRACT_TYPE(CLASS, PARENT) 1234efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define NON_CANONICAL_TYPE(CLASS, PARENT) \ 12357696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson case Type::CLASS: \ 12369f61aa9e280adea9fbf3365f0e4f6ed568c9885aJeffrey Yasskin llvm_unreachable("can't mangle non-canonical type " #CLASS "Type"); \ 12377696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson return; 1238efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define TYPE(CLASS, PARENT) \ 12397696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson case Type::CLASS: \ 1240b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall mangleType(static_cast<const CLASS##Type*>(ty)); \ 12417696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson break; 1242efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#include "clang/AST/TypeNodes.def" 12437696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson } 12444843e584b54460973b8445d38907bab0401ebb0cAnders Carlsson } 12457696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson 12467696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson // Add the substitution. 1247b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall if (isSubstitutable) 1248b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall addSubstitution(canon); 12495f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 12505f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 12511b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregorvoid CXXNameMangler::mangleNameOrStandardSubstitution(const NamedDecl *ND) { 12521b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor if (!mangleStandardSubstitution(ND)) 12531b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor mangleName(ND); 12541b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor} 12551b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor 12565f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleType(const BuiltinType *T) { 1257efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall // <type> ::= <builtin-type> 12585f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <builtin-type> ::= v # void 12595f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= w # wchar_t 12605f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= b # bool 12615f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= c # char 12625f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= a # signed char 12635f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= h # unsigned char 12645f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= s # short 12655f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= t # unsigned short 12665f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= i # int 12675f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= j # unsigned int 12685f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= l # long 12695f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= m # unsigned long 12705f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= x # long long, __int64 12715f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= y # unsigned long long, __int64 12725f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= n # __int128 12735f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= o # unsigned __int128 12745f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= f # float 12755f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= d # double 12765f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= e # long double, __float80 12775f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= g # __float128 12785f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= Dd # IEEE 754r decimal floating point (64 bits) 12795f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= De # IEEE 754r decimal floating point (128 bits) 12805f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= Df # IEEE 754r decimal floating point (32 bits) 12815f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= Dh # IEEE 754r half-precision floating point (16 bits) 1282f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith // ::= Di # char32_t 1283f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith // ::= Ds # char16_t 1284e292368afa63337f5ff64c967857a898d6f868daAnders Carlsson // ::= Dn # std::nullptr_t (i.e., decltype(nullptr)) 12855f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= u <source-name> # vendor extended type 12865f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor switch (T->getKind()) { 12875f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Void: Out << 'v'; break; 12885f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Bool: Out << 'b'; break; 12895f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Char_U: case BuiltinType::Char_S: Out << 'c'; break; 12905f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::UChar: Out << 'h'; break; 12915f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::UShort: Out << 't'; break; 12925f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::UInt: Out << 'j'; break; 12935f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::ULong: Out << 'm'; break; 12945f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::ULongLong: Out << 'y'; break; 12952df9ced9fd1e8c7d7b38443db07e0e811de22571Chris Lattner case BuiltinType::UInt128: Out << 'o'; break; 12965f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::SChar: Out << 'a'; break; 12973f59c975aa5d047f7edd1b900b5e885c38af0ef7Chris Lattner case BuiltinType::WChar_S: 12983f59c975aa5d047f7edd1b900b5e885c38af0ef7Chris Lattner case BuiltinType::WChar_U: Out << 'w'; break; 1299f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith case BuiltinType::Char16: Out << "Ds"; break; 1300f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith case BuiltinType::Char32: Out << "Di"; break; 13015f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Short: Out << 's'; break; 13025f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Int: Out << 'i'; break; 13035f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Long: Out << 'l'; break; 13045f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::LongLong: Out << 'x'; break; 13052df9ced9fd1e8c7d7b38443db07e0e811de22571Chris Lattner case BuiltinType::Int128: Out << 'n'; break; 13065f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Float: Out << 'f'; break; 13075f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Double: Out << 'd'; break; 13085f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::LongDouble: Out << 'e'; break; 1309e292368afa63337f5ff64c967857a898d6f868daAnders Carlsson case BuiltinType::NullPtr: Out << "Dn"; break; 13105f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 13115f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Overload: 13125f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Dependent: 13131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump assert(false && 13145f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor "Overloaded and dependent types shouldn't get to name mangling"); 13155f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 13169533a7fdb8397421f3be52e879442460a87389f6Steve Naroff case BuiltinType::ObjCId: Out << "11objc_object"; break; 13179533a7fdb8397421f3be52e879442460a87389f6Steve Naroff case BuiltinType::ObjCClass: Out << "10objc_class"; break; 131813dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian case BuiltinType::ObjCSel: Out << "13objc_selector"; break; 13195f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor } 13205f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 13215f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1322efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= <function-type> 1323efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <function-type> ::= F [Y] <bare-function-type> E 1324efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const FunctionProtoType *T) { 13255f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'F'; 1326f5408fe484495ee4efbdd709c8a2c2fdbbbdb328Mike Stump // FIXME: We don't have enough information in the AST to produce the 'Y' 1327f5408fe484495ee4efbdd709c8a2c2fdbbbdb328Mike Stump // encoding for extern "C" function types. 13285f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor mangleBareFunctionType(T, /*MangleReturnType=*/true); 13295f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'E'; 13305f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 1331efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const FunctionNoProtoType *T) { 13329f61aa9e280adea9fbf3365f0e4f6ed568c9885aJeffrey Yasskin llvm_unreachable("Can't mangle K&R function prototypes"); 1333efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 13345f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleBareFunctionType(const FunctionType *T, 13355f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor bool MangleReturnType) { 1336efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall // We should never be mangling something without a prototype. 1337efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall const FunctionProtoType *Proto = cast<FunctionProtoType>(T); 1338efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 13395f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <bare-function-type> ::= <signature type>+ 13405f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor if (MangleReturnType) 1341efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(Proto->getResultType()); 13425f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 134393296683a70eed2fae0b694748ed4cc51c53aef4Anders Carlsson if (Proto->getNumArgs() == 0 && !Proto->isVariadic()) { 1344a7e6845660f91ec611427e1db842780e1ec12bdbEli Friedman // <builtin-type> ::= v # void 1345c6c91bc019ff7fa09f6570025ba011aad4c0d004Anders Carlsson Out << 'v'; 1346c6c91bc019ff7fa09f6570025ba011aad4c0d004Anders Carlsson return; 1347c6c91bc019ff7fa09f6570025ba011aad4c0d004Anders Carlsson } 13481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 134972564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor for (FunctionProtoType::arg_type_iterator Arg = Proto->arg_type_begin(), 13501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump ArgEnd = Proto->arg_type_end(); 13515f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Arg != ArgEnd; ++Arg) 13525f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor mangleType(*Arg); 1353219cc61b505960195d538052f0e629b387ad60caDouglas Gregor 1354219cc61b505960195d538052f0e629b387ad60caDouglas Gregor // <builtin-type> ::= z # ellipsis 1355219cc61b505960195d538052f0e629b387ad60caDouglas Gregor if (Proto->isVariadic()) 1356219cc61b505960195d538052f0e629b387ad60caDouglas Gregor Out << 'z'; 13575f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 13585f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1359efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= <class-enum-type> 13601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump// <class-enum-type> ::= <name> 1361ed97649e9574b9d854fa4d6109c9333ae0993554John McCallvoid CXXNameMangler::mangleType(const UnresolvedUsingType *T) { 1362ed97649e9574b9d854fa4d6109c9333ae0993554John McCall mangleName(T->getDecl()); 1363ed97649e9574b9d854fa4d6109c9333ae0993554John McCall} 1364ed97649e9574b9d854fa4d6109c9333ae0993554John McCall 1365ed97649e9574b9d854fa4d6109c9333ae0993554John McCall// <type> ::= <class-enum-type> 1366ed97649e9574b9d854fa4d6109c9333ae0993554John McCall// <class-enum-type> ::= <name> 1367efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const EnumType *T) { 1368efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(static_cast<const TagType*>(T)); 1369efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1370efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const RecordType *T) { 1371efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(static_cast<const TagType*>(T)); 1372efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 13735f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleType(const TagType *T) { 1374ecb7e932e9274a0628477d17931a06b3b109024aEli Friedman mangleName(T->getDecl()); 13755f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 13765f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1377efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= <array-type> 1378efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <array-type> ::= A <positive dimension number> _ <element type> 1379efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// ::= A [<dimension expression>] _ <element type> 1380efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const ConstantArrayType *T) { 1381efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'A' << T->getSize() << '_'; 1382efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getElementType()); 1383efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1384efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const VariableArrayType *T) { 13855f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'A'; 13867281d1fbea62a4549b045bb7dc434904f2b609d8Fariborz Jahanian // decayed vla types (size 0) will just be skipped. 13877281d1fbea62a4549b045bb7dc434904f2b609d8Fariborz Jahanian if (T->getSizeExpr()) 13887281d1fbea62a4549b045bb7dc434904f2b609d8Fariborz Jahanian mangleExpression(T->getSizeExpr()); 13895f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << '_'; 13905f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor mangleType(T->getElementType()); 13915f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 1392efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const DependentSizedArrayType *T) { 1393efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'A'; 1394efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleExpression(T->getSizeExpr()); 1395efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << '_'; 1396efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getElementType()); 1397efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1398efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const IncompleteArrayType *T) { 1399271b665c4e357809d245c1ab811f20bf1f0dfc1fNick Lewycky Out << "A_"; 1400efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getElementType()); 1401efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 14025f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1403efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= <pointer-to-member-type> 1404efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <pointer-to-member-type> ::= M <class type> <member type> 14055f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleType(const MemberPointerType *T) { 14065f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'M'; 14075f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor mangleType(QualType(T->getClass(), 0)); 14080e650017acdbbeb0c590e77bbea88c200ea1caefAnders Carlsson QualType PointeeType = T->getPointeeType(); 14090e650017acdbbeb0c590e77bbea88c200ea1caefAnders Carlsson if (const FunctionProtoType *FPT = dyn_cast<FunctionProtoType>(PointeeType)) { 14100953e767ff7817f97b3ab20896b229891eeff45bJohn McCall mangleQualifiers(Qualifiers::fromCVRMask(FPT->getTypeQuals())); 14110a9a6d68979619a621fedc5089674487f720f765Douglas Gregor mangleRefQualifier(FPT->getRefQualifier()); 14120e650017acdbbeb0c590e77bbea88c200ea1caefAnders Carlsson mangleType(FPT); 14139d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson 14149d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // Itanium C++ ABI 5.1.8: 14159d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // 14169d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // The type of a non-static member function is considered to be different, 14179d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // for the purposes of substitution, from the type of a namespace-scope or 14189d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // static member function whose type appears similar. The types of two 14199d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // non-static member functions are considered to be different, for the 14209d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // purposes of substitution, if the functions are members of different 14219d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // classes. In other words, for the purposes of substitution, the class of 14229d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // which the function is a member is considered part of the type of 14239d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // function. 14249d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson 14259d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // We increment the SeqID here to emulate adding an entry to the 14269d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // substitution table. We can't actually add it because we don't want this 14279d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // particular function type to be substituted. 14289d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson ++SeqID; 14291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump } else 14300e650017acdbbeb0c590e77bbea88c200ea1caefAnders Carlsson mangleType(PointeeType); 14315f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 14325f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1433efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= <template-param> 14345f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleType(const TemplateTypeParmType *T) { 14350ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson mangleTemplateParameter(T->getIndex()); 14365f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 14375f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1438c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor// <type> ::= <template-param> 1439c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregorvoid CXXNameMangler::mangleType(const SubstTemplateTypeParmPackType *T) { 1440c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor mangleTemplateParameter(T->getReplacedParameter()->getIndex()); 1441c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor} 1442c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor 1443efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= P <type> # pointer-to 1444efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const PointerType *T) { 1445efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'P'; 1446efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getPointeeType()); 1447efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1448efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const ObjCObjectPointerType *T) { 1449efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'P'; 1450efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getPointeeType()); 1451efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1452efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1453efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= R <type> # reference-to 1454efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const LValueReferenceType *T) { 1455efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'R'; 1456efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getPointeeType()); 1457efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1458efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1459efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= O <type> # rvalue reference-to (C++0x) 1460efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const RValueReferenceType *T) { 1461efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'O'; 1462efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getPointeeType()); 1463efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1464efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1465efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= C <type> # complex pair (C 2000) 1466efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const ComplexType *T) { 1467efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'C'; 1468efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getElementType()); 1469efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1470efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1471c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson// ARM's ABI for Neon vector types specifies that they should be mangled as 147257147a8615bca96e067975fe931baf5d741876a4Bob Wilson// if they are structs (to match ARM's initial implementation). The 147357147a8615bca96e067975fe931baf5d741876a4Bob Wilson// vector type must be one of the special types predefined by ARM. 147457147a8615bca96e067975fe931baf5d741876a4Bob Wilsonvoid CXXNameMangler::mangleNeonVectorType(const VectorType *T) { 1475c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson QualType EltType = T->getElementType(); 147657147a8615bca96e067975fe931baf5d741876a4Bob Wilson assert(EltType->isBuiltinType() && "Neon vector element not a BuiltinType"); 1477c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson const char *EltName = 0; 1478491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson if (T->getVectorKind() == VectorType::NeonPolyVector) { 1479491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson switch (cast<BuiltinType>(EltType)->getKind()) { 14804cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::SChar: EltName = "poly8_t"; break; 14814cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::Short: EltName = "poly16_t"; break; 148257147a8615bca96e067975fe931baf5d741876a4Bob Wilson default: llvm_unreachable("unexpected Neon polynomial vector element type"); 1483491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson } 1484491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson } else { 1485491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson switch (cast<BuiltinType>(EltType)->getKind()) { 14864cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::SChar: EltName = "int8_t"; break; 14874cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::UChar: EltName = "uint8_t"; break; 14884cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::Short: EltName = "int16_t"; break; 14894cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::UShort: EltName = "uint16_t"; break; 14904cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::Int: EltName = "int32_t"; break; 14914cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::UInt: EltName = "uint32_t"; break; 14924cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::LongLong: EltName = "int64_t"; break; 14934cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::ULongLong: EltName = "uint64_t"; break; 14944cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::Float: EltName = "float32_t"; break; 149557147a8615bca96e067975fe931baf5d741876a4Bob Wilson default: llvm_unreachable("unexpected Neon vector element type"); 1496491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson } 1497c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson } 1498c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson const char *BaseName = 0; 14994cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson unsigned BitSize = (T->getNumElements() * 15003a7230218d37de975096280472fa55294024b728Bob Wilson getASTContext().getTypeSize(EltType)); 1501c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson if (BitSize == 64) 1502c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson BaseName = "__simd64_"; 150357147a8615bca96e067975fe931baf5d741876a4Bob Wilson else { 150457147a8615bca96e067975fe931baf5d741876a4Bob Wilson assert(BitSize == 128 && "Neon vector type not 64 or 128 bits"); 1505c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson BaseName = "__simd128_"; 150657147a8615bca96e067975fe931baf5d741876a4Bob Wilson } 1507c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson Out << strlen(BaseName) + strlen(EltName); 1508c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson Out << BaseName << EltName; 1509c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson} 1510c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson 1511efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// GNU extension: vector types 1512788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// <type> ::= <vector-type> 1513788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// <vector-type> ::= Dv <positive dimension number> _ 1514788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// <extended element type> 1515788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// ::= Dv [<dimension expression>] _ <element type> 1516788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// <extended element type> ::= <element type> 1517788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// ::= p # AltiVec vector pixel 1518efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const VectorType *T) { 1519491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson if ((T->getVectorKind() == VectorType::NeonVector || 152057147a8615bca96e067975fe931baf5d741876a4Bob Wilson T->getVectorKind() == VectorType::NeonPolyVector)) { 152157147a8615bca96e067975fe931baf5d741876a4Bob Wilson mangleNeonVectorType(T); 1522c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson return; 152357147a8615bca96e067975fe931baf5d741876a4Bob Wilson } 15240e5f067da58e43aa9bdfd1317283b52d4beeb19aNick Lewycky Out << "Dv" << T->getNumElements() << '_'; 1525e86d78cf4754a6aef2cf9a33d847aa15338e276fBob Wilson if (T->getVectorKind() == VectorType::AltiVecPixel) 1526788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner Out << 'p'; 1527e86d78cf4754a6aef2cf9a33d847aa15338e276fBob Wilson else if (T->getVectorKind() == VectorType::AltiVecBool) 1528788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner Out << 'b'; 1529788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner else 1530788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner mangleType(T->getElementType()); 1531efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1532efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const ExtVectorType *T) { 1533efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(static_cast<const VectorType*>(T)); 1534efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1535efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const DependentSizedExtVectorType *T) { 15360e5f067da58e43aa9bdfd1317283b52d4beeb19aNick Lewycky Out << "Dv"; 15370e5f067da58e43aa9bdfd1317283b52d4beeb19aNick Lewycky mangleExpression(T->getSizeExpr()); 15380e5f067da58e43aa9bdfd1317283b52d4beeb19aNick Lewycky Out << '_'; 1539efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getElementType()); 1540efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1541efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 15427536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregorvoid CXXNameMangler::mangleType(const PackExpansionType *T) { 15434fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // <type> ::= Dp <type> # pack expansion (C++0x) 1544255c269f35928a8194fb591656c67ec4ebd846ebDouglas Gregor Out << "Dp"; 15457536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor mangleType(T->getPattern()); 15467536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor} 15477536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor 1548a40c5e4f6969c6e9c980e7506b6f0a9477808645Anders Carlssonvoid CXXNameMangler::mangleType(const ObjCInterfaceType *T) { 1549a40c5e4f6969c6e9c980e7506b6f0a9477808645Anders Carlsson mangleSourceName(T->getDecl()->getIdentifier()); 1550a40c5e4f6969c6e9c980e7506b6f0a9477808645Anders Carlsson} 1551a40c5e4f6969c6e9c980e7506b6f0a9477808645Anders Carlsson 1552c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCallvoid CXXNameMangler::mangleType(const ObjCObjectType *T) { 1553c00c1f6638a8ca771df14133560873fc21f31234John McCall // We don't allow overloading by different protocol qualification, 1554c00c1f6638a8ca771df14133560873fc21f31234John McCall // so mangling them isn't necessary. 1555c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall mangleType(T->getBaseType()); 1556c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 1557c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 1558efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const BlockPointerType *T) { 1559f28c687866aed1ed7b4b9ddf44a51673861236cfAnders Carlsson Out << "U13block_pointer"; 1560f28c687866aed1ed7b4b9ddf44a51673861236cfAnders Carlsson mangleType(T->getPointeeType()); 1561efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1562efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 156331f17ecbef57b5679c017c375db330546b7b5145John McCallvoid CXXNameMangler::mangleType(const InjectedClassNameType *T) { 156431f17ecbef57b5679c017c375db330546b7b5145John McCall // Mangle injected class name types as if the user had written the 156531f17ecbef57b5679c017c375db330546b7b5145John McCall // specialization out fully. It may not actually be possible to see 156631f17ecbef57b5679c017c375db330546b7b5145John McCall // this mangling, though. 156731f17ecbef57b5679c017c375db330546b7b5145John McCall mangleType(T->getInjectedSpecializationType()); 156831f17ecbef57b5679c017c375db330546b7b5145John McCall} 156931f17ecbef57b5679c017c375db330546b7b5145John McCall 1570efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const TemplateSpecializationType *T) { 15711e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (TemplateDecl *TD = T->getTemplateName().getAsTemplateDecl()) { 15721e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor mangleName(TD, T->getArgs(), T->getNumArgs()); 15731e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor } else { 15741e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (mangleSubstitution(QualType(T, 0))) 15751e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return; 1576c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 15771e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor mangleTemplatePrefix(T->getTemplateName()); 1578c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 15791e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // FIXME: GCC does not appear to mangle the template arguments when 15801e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // the template in question is a dependent template name. Should we 15811e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // emulate that badness? 15821e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor mangleTemplateArgs(T->getTemplateName(), T->getArgs(), T->getNumArgs()); 15831e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor addSubstitution(QualType(T, 0)); 15841e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor } 1585efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1586efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 15874714c12a1ab759156b78be8f109ea4c12213af57Douglas Gregorvoid CXXNameMangler::mangleType(const DependentNameType *T) { 1588ae3524866124021f3bc695886668254093c0793fAnders Carlsson // Typename types are always nested 1589ae3524866124021f3bc695886668254093c0793fAnders Carlsson Out << 'N'; 159033500955d731c73717af52088b7fc0e7a85681e7John McCall mangleUnresolvedScope(T->getQualifier()); 159133500955d731c73717af52088b7fc0e7a85681e7John McCall mangleSourceName(T->getIdentifier()); 159233500955d731c73717af52088b7fc0e7a85681e7John McCall Out << 'E'; 159333500955d731c73717af52088b7fc0e7a85681e7John McCall} 15946ab30e0c027458ff5293b898204ac2d1a789668eJohn McCall 159533500955d731c73717af52088b7fc0e7a85681e7John McCallvoid CXXNameMangler::mangleType(const DependentTemplateSpecializationType *T) { 159633500955d731c73717af52088b7fc0e7a85681e7John McCall // Dependently-scoped template types are always nested 159733500955d731c73717af52088b7fc0e7a85681e7John McCall Out << 'N'; 159833500955d731c73717af52088b7fc0e7a85681e7John McCall 159933500955d731c73717af52088b7fc0e7a85681e7John McCall // TODO: avoid making this TemplateName. 160033500955d731c73717af52088b7fc0e7a85681e7John McCall TemplateName Prefix = 160133500955d731c73717af52088b7fc0e7a85681e7John McCall getASTContext().getDependentTemplateName(T->getQualifier(), 160233500955d731c73717af52088b7fc0e7a85681e7John McCall T->getIdentifier()); 160333500955d731c73717af52088b7fc0e7a85681e7John McCall mangleTemplatePrefix(Prefix); 160433500955d731c73717af52088b7fc0e7a85681e7John McCall 160533500955d731c73717af52088b7fc0e7a85681e7John McCall // FIXME: GCC does not appear to mangle the template arguments when 160633500955d731c73717af52088b7fc0e7a85681e7John McCall // the template in question is a dependent template name. Should we 160733500955d731c73717af52088b7fc0e7a85681e7John McCall // emulate that badness? 160833500955d731c73717af52088b7fc0e7a85681e7John McCall mangleTemplateArgs(Prefix, T->getArgs(), T->getNumArgs()); 1609ae3524866124021f3bc695886668254093c0793fAnders Carlsson Out << 'E'; 1610efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1611efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1612ad5e73887052193afda72db8efcb812bd083a4a8John McCallvoid CXXNameMangler::mangleType(const TypeOfType *T) { 1613ad5e73887052193afda72db8efcb812bd083a4a8John McCall // FIXME: this is pretty unsatisfactory, but there isn't an obvious 1614ad5e73887052193afda72db8efcb812bd083a4a8John McCall // "extension with parameters" mangling. 1615ad5e73887052193afda72db8efcb812bd083a4a8John McCall Out << "u6typeof"; 1616ad5e73887052193afda72db8efcb812bd083a4a8John McCall} 1617ad5e73887052193afda72db8efcb812bd083a4a8John McCall 1618ad5e73887052193afda72db8efcb812bd083a4a8John McCallvoid CXXNameMangler::mangleType(const TypeOfExprType *T) { 1619ad5e73887052193afda72db8efcb812bd083a4a8John McCall // FIXME: this is pretty unsatisfactory, but there isn't an obvious 1620ad5e73887052193afda72db8efcb812bd083a4a8John McCall // "extension with parameters" mangling. 1621ad5e73887052193afda72db8efcb812bd083a4a8John McCall Out << "u6typeof"; 1622ad5e73887052193afda72db8efcb812bd083a4a8John McCall} 1623ad5e73887052193afda72db8efcb812bd083a4a8John McCall 1624ad5e73887052193afda72db8efcb812bd083a4a8John McCallvoid CXXNameMangler::mangleType(const DecltypeType *T) { 1625ad5e73887052193afda72db8efcb812bd083a4a8John McCall Expr *E = T->getUnderlyingExpr(); 1626193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 1627ad5e73887052193afda72db8efcb812bd083a4a8John McCall // type ::= Dt <expression> E # decltype of an id-expression 1628ad5e73887052193afda72db8efcb812bd083a4a8John McCall // # or class member access 1629ad5e73887052193afda72db8efcb812bd083a4a8John McCall // ::= DT <expression> E # decltype of an expression 1630ad5e73887052193afda72db8efcb812bd083a4a8John McCall 1631ad5e73887052193afda72db8efcb812bd083a4a8John McCall // This purports to be an exhaustive list of id-expressions and 1632ad5e73887052193afda72db8efcb812bd083a4a8John McCall // class member accesses. Note that we do not ignore parentheses; 1633ad5e73887052193afda72db8efcb812bd083a4a8John McCall // parentheses change the semantics of decltype for these 1634ad5e73887052193afda72db8efcb812bd083a4a8John McCall // expressions (and cause the mangler to use the other form). 1635ad5e73887052193afda72db8efcb812bd083a4a8John McCall if (isa<DeclRefExpr>(E) || 1636ad5e73887052193afda72db8efcb812bd083a4a8John McCall isa<MemberExpr>(E) || 1637ad5e73887052193afda72db8efcb812bd083a4a8John McCall isa<UnresolvedLookupExpr>(E) || 1638ad5e73887052193afda72db8efcb812bd083a4a8John McCall isa<DependentScopeDeclRefExpr>(E) || 1639ad5e73887052193afda72db8efcb812bd083a4a8John McCall isa<CXXDependentScopeMemberExpr>(E) || 1640ad5e73887052193afda72db8efcb812bd083a4a8John McCall isa<UnresolvedMemberExpr>(E)) 1641ad5e73887052193afda72db8efcb812bd083a4a8John McCall Out << "Dt"; 1642ad5e73887052193afda72db8efcb812bd083a4a8John McCall else 1643ad5e73887052193afda72db8efcb812bd083a4a8John McCall Out << "DT"; 1644ad5e73887052193afda72db8efcb812bd083a4a8John McCall mangleExpression(E); 1645ad5e73887052193afda72db8efcb812bd083a4a8John McCall Out << 'E'; 1646ad5e73887052193afda72db8efcb812bd083a4a8John McCall} 1647ad5e73887052193afda72db8efcb812bd083a4a8John McCall 164834b41d939a1328f484511c6002ba2456db879a29Richard Smithvoid CXXNameMangler::mangleType(const AutoType *T) { 164934b41d939a1328f484511c6002ba2456db879a29Richard Smith QualType D = T->getDeducedType(); 1650967ecd3bed2b7f6ea04a1592dced6fc5d44d0b5dRichard Smith // <builtin-type> ::= Da # dependent auto 1651967ecd3bed2b7f6ea04a1592dced6fc5d44d0b5dRichard Smith if (D.isNull()) 1652967ecd3bed2b7f6ea04a1592dced6fc5d44d0b5dRichard Smith Out << "Da"; 1653967ecd3bed2b7f6ea04a1592dced6fc5d44d0b5dRichard Smith else 1654967ecd3bed2b7f6ea04a1592dced6fc5d44d0b5dRichard Smith mangleType(D); 165534b41d939a1328f484511c6002ba2456db879a29Richard Smith} 165634b41d939a1328f484511c6002ba2456db879a29Richard Smith 1657193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnamvoid CXXNameMangler::mangleIntegerLiteral(QualType T, 1658e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson const llvm::APSInt &Value) { 1659e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson // <expr-primary> ::= L <type> <value number> E # integer literal 1660e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson Out << 'L'; 1661193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 1662e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleType(T); 1663e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson if (T->isBooleanType()) { 1664e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson // Boolean values are encoded as 0/1. 1665e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson Out << (Value.getBoolValue() ? '1' : '0'); 1666e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson } else { 16670512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleNumber(Value); 1668e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson } 1669e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson Out << 'E'; 1670193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 1671e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson} 1672e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson 16732f27bf854f0519810b34afd209089cc75536b757John McCall/// Mangles a member expression. Implicit accesses are not handled, 16742f27bf854f0519810b34afd209089cc75536b757John McCall/// but that should be okay, because you shouldn't be able to 16752f27bf854f0519810b34afd209089cc75536b757John McCall/// make an implicit access in a function template declaration. 16762f27bf854f0519810b34afd209089cc75536b757John McCallvoid CXXNameMangler::mangleMemberExpr(const Expr *Base, 16772f27bf854f0519810b34afd209089cc75536b757John McCall bool IsArrow, 16782f27bf854f0519810b34afd209089cc75536b757John McCall NestedNameSpecifier *Qualifier, 16792f27bf854f0519810b34afd209089cc75536b757John McCall DeclarationName Member, 16802f27bf854f0519810b34afd209089cc75536b757John McCall unsigned Arity) { 1681e1e342f4a96f132d8d7e802284417bd520f9f4f8John McCall // gcc-4.4 uses 'dt' for dot expressions, which is reasonable. 1682e1e342f4a96f132d8d7e802284417bd520f9f4f8John McCall // OTOH, gcc also mangles the name as an expression. 1683e1e342f4a96f132d8d7e802284417bd520f9f4f8John McCall Out << (IsArrow ? "pt" : "dt"); 16842f27bf854f0519810b34afd209089cc75536b757John McCall mangleExpression(Base); 16852f27bf854f0519810b34afd209089cc75536b757John McCall mangleUnresolvedName(Qualifier, Member, Arity); 16862f27bf854f0519810b34afd209089cc75536b757John McCall} 16872f27bf854f0519810b34afd209089cc75536b757John McCall 16885e1e89b8af283af34943a477dc6378f1a641df26John McCallvoid CXXNameMangler::mangleExpression(const Expr *E, unsigned Arity) { 1689d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // <expression> ::= <unary operator-name> <expression> 169009cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall // ::= <binary operator-name> <expression> <expression> 169109cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall // ::= <trinary operator-name> <expression> <expression> <expression> 1692a7e6845660f91ec611427e1db842780e1ec12bdbEli Friedman // ::= cl <expression>* E # call 1693d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= cv <type> expression # conversion with one argument 1694d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= cv <type> _ <expression>* E # conversion with a different number of arguments 1695a7e6845660f91ec611427e1db842780e1ec12bdbEli Friedman // ::= st <type> # sizeof (a type) 1696d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= at <type> # alignof (a type) 1697d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= <template-param> 1698d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= <function-param> 1699d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= sr <type> <unqualified-name> # dependent name 1700d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= sr <type> <unqualified-name> <template-args> # dependent template-id 1701d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= sZ <template-param> # size of a parameter pack 17024fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // ::= sZ <function-param> # size of a function parameter pack 170309cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall // ::= <expr-primary> 17041dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // <expr-primary> ::= L <type> <value number> E # integer literal 17051dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // ::= L <type <value float> E # floating literal 17061dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // ::= L <mangled-name> E # external name 1707d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson switch (E->getStmtClass()) { 17086ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall case Expr::NoStmtClass: 170963c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall#define ABSTRACT_STMT(Type) 17106ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall#define EXPR(Type, Base) 17116ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall#define STMT(Type, Base) \ 17126ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall case Expr::Type##Class: 17134bfe1968410ea8ffe3b4f629addd7c4bcf484765Sean Hunt#include "clang/AST/StmtNodes.inc" 17140512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // fallthrough 17150512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 17160512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // These all can only appear in local or variable-initialization 17170512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // contexts and so should never appear in a mangling. 17180512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::AddrLabelExprClass: 17190512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::BlockDeclRefExprClass: 17200512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXThisExprClass: 17210512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::DesignatedInitExprClass: 17220512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ImplicitValueInitExprClass: 17230512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::InitListExprClass: 17240512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ParenListExprClass: 17250512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXScalarValueInitExprClass: 172609cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall llvm_unreachable("unexpected statement kind"); 172709cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall break; 172809cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall 17290512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // FIXME: invent manglings for all these. 17300512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::BlockExprClass: 17310512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXPseudoDestructorExprClass: 17320512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ChooseExprClass: 17330512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CompoundLiteralExprClass: 17340512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ExtVectorElementExprClass: 17350512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCEncodeExprClass: 17360512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCIsaExprClass: 17370512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCIvarRefExprClass: 17380512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCMessageExprClass: 17390512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCPropertyRefExprClass: 17400512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCProtocolExprClass: 17410512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCSelectorExprClass: 17420512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCStringLiteralClass: 17430512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::OffsetOfExprClass: 17440512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::PredefinedExprClass: 17450512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ShuffleVectorExprClass: 17460512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::StmtExprClass: 17470512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::UnaryTypeTraitExprClass: 17486ad6f2848d7652ab2991286eb48be440d3493b28Francois Pichet case Expr::BinaryTypeTraitExprClass: 17499be88403e965cc49af76c9d33d818781d44b333eFrancois Pichet case Expr::VAArgExprClass: 17502e156225a29407a50dd19041aa5750171ad44ea3Sebastian Redl case Expr::CXXUuidofExprClass: 1751e08ce650a2b02410eddd1f60a4aa6b3d4be71e73Peter Collingbourne case Expr::CXXNoexceptExprClass: 1752e08ce650a2b02410eddd1f60a4aa6b3d4be71e73Peter Collingbourne case Expr::CUDAKernelCallExprClass: { 17536ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall // As bad as this diagnostic is, it's better than crashing. 17546ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall Diagnostic &Diags = Context.getDiags(); 17556ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall unsigned DiagID = Diags.getCustomDiagID(Diagnostic::Error, 17566ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall "cannot yet mangle expression type %0"); 175733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Diags.Report(E->getExprLoc(), DiagID) 1758739bf09fc6c7e34a86f1b049b44e58a4718dd348John McCall << E->getStmtClassName() << E->getSourceRange(); 17596ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall break; 17606ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall } 17616ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall 176256ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall // Even gcc-4.5 doesn't mangle this. 176356ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall case Expr::BinaryConditionalOperatorClass: { 176456ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall Diagnostic &Diags = Context.getDiags(); 176556ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall unsigned DiagID = 176656ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall Diags.getCustomDiagID(Diagnostic::Error, 176756ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall "?: operator with omitted middle operand cannot be mangled"); 176856ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall Diags.Report(E->getExprLoc(), DiagID) 176956ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall << E->getStmtClassName() << E->getSourceRange(); 177056ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall break; 177156ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall } 177256ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall 177356ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall // These are used for internal purposes and cannot be meaningfully mangled. 17747cd7d1ad33fdf49eef83942e8855fe20d95aa1b9John McCall case Expr::OpaqueValueExprClass: 17757cd7d1ad33fdf49eef83942e8855fe20d95aa1b9John McCall llvm_unreachable("cannot mangle opaque value; mangling wrong thing?"); 17767cd7d1ad33fdf49eef83942e8855fe20d95aa1b9John McCall 17770512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXDefaultArgExprClass: 17785e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(cast<CXXDefaultArgExpr>(E)->getExpr(), Arity); 17790512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 17800512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 17810512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXMemberCallExprClass: // fallthrough 17821dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::CallExprClass: { 17831dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const CallExpr *CE = cast<CallExpr>(E); 17841dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Out << "cl"; 17855e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(CE->getCallee(), CE->getNumArgs()); 17861dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall for (unsigned I = 0, N = CE->getNumArgs(); I != N; ++I) 17871dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleExpression(CE->getArg(I)); 178835f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'E'; 178909cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall break; 17901dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 17911dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 17920512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXNewExprClass: { 17930512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Proposal from David Vandervoorde, 2010.06.30 17940512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const CXXNewExpr *New = cast<CXXNewExpr>(E); 17950512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (New->isGlobalNew()) Out << "gs"; 17960512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << (New->isArray() ? "na" : "nw"); 17970512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall for (CXXNewExpr::const_arg_iterator I = New->placement_arg_begin(), 17980512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall E = New->placement_arg_end(); I != E; ++I) 17990512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(*I); 18000512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << '_'; 18010512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleType(New->getAllocatedType()); 18020512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (New->hasInitializer()) { 18030512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "pi"; 18040512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall for (CXXNewExpr::const_arg_iterator I = New->constructor_arg_begin(), 18050512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall E = New->constructor_arg_end(); I != E; ++I) 18060512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(*I); 18070512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 18080512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'E'; 18090512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 18100512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 18110512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 18122f27bf854f0519810b34afd209089cc75536b757John McCall case Expr::MemberExprClass: { 18132f27bf854f0519810b34afd209089cc75536b757John McCall const MemberExpr *ME = cast<MemberExpr>(E); 18142f27bf854f0519810b34afd209089cc75536b757John McCall mangleMemberExpr(ME->getBase(), ME->isArrow(), 18152f27bf854f0519810b34afd209089cc75536b757John McCall ME->getQualifier(), ME->getMemberDecl()->getDeclName(), 18165e1e89b8af283af34943a477dc6378f1a641df26John McCall Arity); 18172f27bf854f0519810b34afd209089cc75536b757John McCall break; 18182f27bf854f0519810b34afd209089cc75536b757John McCall } 18192f27bf854f0519810b34afd209089cc75536b757John McCall 18202f27bf854f0519810b34afd209089cc75536b757John McCall case Expr::UnresolvedMemberExprClass: { 18212f27bf854f0519810b34afd209089cc75536b757John McCall const UnresolvedMemberExpr *ME = cast<UnresolvedMemberExpr>(E); 18222f27bf854f0519810b34afd209089cc75536b757John McCall mangleMemberExpr(ME->getBase(), ME->isArrow(), 18232f27bf854f0519810b34afd209089cc75536b757John McCall ME->getQualifier(), ME->getMemberName(), 18245e1e89b8af283af34943a477dc6378f1a641df26John McCall Arity); 18256dbce19fdae4cfae4eb5f826284978e723a04e61John McCall if (ME->hasExplicitTemplateArgs()) 18266dbce19fdae4cfae4eb5f826284978e723a04e61John McCall mangleTemplateArgs(ME->getExplicitTemplateArgs()); 18272f27bf854f0519810b34afd209089cc75536b757John McCall break; 18282f27bf854f0519810b34afd209089cc75536b757John McCall } 18292f27bf854f0519810b34afd209089cc75536b757John McCall 18302f27bf854f0519810b34afd209089cc75536b757John McCall case Expr::CXXDependentScopeMemberExprClass: { 18312f27bf854f0519810b34afd209089cc75536b757John McCall const CXXDependentScopeMemberExpr *ME 18322f27bf854f0519810b34afd209089cc75536b757John McCall = cast<CXXDependentScopeMemberExpr>(E); 18332f27bf854f0519810b34afd209089cc75536b757John McCall mangleMemberExpr(ME->getBase(), ME->isArrow(), 18342f27bf854f0519810b34afd209089cc75536b757John McCall ME->getQualifier(), ME->getMember(), 18355e1e89b8af283af34943a477dc6378f1a641df26John McCall Arity); 18366dbce19fdae4cfae4eb5f826284978e723a04e61John McCall if (ME->hasExplicitTemplateArgs()) 18376dbce19fdae4cfae4eb5f826284978e723a04e61John McCall mangleTemplateArgs(ME->getExplicitTemplateArgs()); 18382f27bf854f0519810b34afd209089cc75536b757John McCall break; 18392f27bf854f0519810b34afd209089cc75536b757John McCall } 18402f27bf854f0519810b34afd209089cc75536b757John McCall 18411dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::UnresolvedLookupExprClass: { 1842a3218e7399a99ec7f64c2efc027d9f61eaeb0ad4John McCall // The ABI doesn't cover how to mangle overload sets, so we mangle 1843a3218e7399a99ec7f64c2efc027d9f61eaeb0ad4John McCall // using something as close as possible to the original lookup 1844a3218e7399a99ec7f64c2efc027d9f61eaeb0ad4John McCall // expression. 18451dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const UnresolvedLookupExpr *ULE = cast<UnresolvedLookupExpr>(E); 18465e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleUnresolvedName(ULE->getQualifier(), ULE->getName(), Arity); 18476dbce19fdae4cfae4eb5f826284978e723a04e61John McCall if (ULE->hasExplicitTemplateArgs()) 18486dbce19fdae4cfae4eb5f826284978e723a04e61John McCall mangleTemplateArgs(ULE->getExplicitTemplateArgs()); 18491dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 18501dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 18511dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 1852193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam case Expr::CXXUnresolvedConstructExprClass: { 18531dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const CXXUnresolvedConstructExpr *CE = cast<CXXUnresolvedConstructExpr>(E); 18541dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned N = CE->arg_size(); 185509cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall 18561dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Out << "cv"; 18571dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleType(CE->getType()); 185835f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer if (N != 1) Out << '_'; 18591dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall for (unsigned I = 0; I != N; ++I) mangleExpression(CE->getArg(I)); 186035f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer if (N != 1) Out << 'E'; 1861193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam break; 18621dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 18631dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 18641dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::CXXTemporaryObjectExprClass: 18651dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::CXXConstructExprClass: { 18661dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const CXXConstructExpr *CE = cast<CXXConstructExpr>(E); 18671dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned N = CE->getNumArgs(); 186809cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall 18691dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Out << "cv"; 18701dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleType(CE->getType()); 187135f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer if (N != 1) Out << '_'; 18721dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall for (unsigned I = 0; I != N; ++I) mangleExpression(CE->getArg(I)); 187335f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer if (N != 1) Out << 'E'; 187409cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall break; 18751dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 18761dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 18771dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::SizeOfAlignOfExprClass: { 18781dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const SizeOfAlignOfExpr *SAE = cast<SizeOfAlignOfExpr>(E); 187935f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer if (SAE->isSizeOf()) Out << 's'; 188035f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer else Out << 'a'; 18811dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (SAE->isArgumentType()) { 188235f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 't'; 18831dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleType(SAE->getArgumentType()); 18841dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } else { 188535f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'z'; 18861dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleExpression(SAE->getArgumentExpr()); 18871dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 18881dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 18891dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 1890a7694087e4abaea261918ffbb3ffe38feb1da489Anders Carlsson 18910512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXThrowExprClass: { 18920512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const CXXThrowExpr *TE = cast<CXXThrowExpr>(E); 18930512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 18940512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Proposal from David Vandervoorde, 2010.06.30 18950512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (TE->getSubExpr()) { 18960512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "tw"; 18970512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(TE->getSubExpr()); 18980512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } else { 18990512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "tr"; 19000512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 19010512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 19020512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 19030512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 19040512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXTypeidExprClass: { 19050512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const CXXTypeidExpr *TIE = cast<CXXTypeidExpr>(E); 19060512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 19070512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Proposal from David Vandervoorde, 2010.06.30 19080512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (TIE->isTypeOperand()) { 19090512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "ti"; 19100512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleType(TIE->getTypeOperand()); 19110512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } else { 19120512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "te"; 19130512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(TIE->getExprOperand()); 19140512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 19150512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 19160512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 19170512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 19180512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXDeleteExprClass: { 19190512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const CXXDeleteExpr *DE = cast<CXXDeleteExpr>(E); 19200512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 19210512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Proposal from David Vandervoorde, 2010.06.30 19220512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (DE->isGlobalDelete()) Out << "gs"; 19230512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << (DE->isArrayForm() ? "da" : "dl"); 19240512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(DE->getArgument()); 19250512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 19260512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 19270512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 1928e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson case Expr::UnaryOperatorClass: { 1929e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson const UnaryOperator *UO = cast<UnaryOperator>(E); 1930193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam mangleOperatorName(UnaryOperator::getOverloadedOperator(UO->getOpcode()), 1931e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson /*Arity=*/1); 1932e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleExpression(UO->getSubExpr()); 1933e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson break; 1934e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson } 1935193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 19360512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ArraySubscriptExprClass: { 19370512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const ArraySubscriptExpr *AE = cast<ArraySubscriptExpr>(E); 19380512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 19390512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Array subscript is treated as a syntactically wierd form of 19400512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // binary operator. 19410512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "ix"; 19420512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(AE->getLHS()); 19430512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(AE->getRHS()); 19440512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 19450512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 19460512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 19470512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CompoundAssignOperatorClass: // fallthrough 1948e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson case Expr::BinaryOperatorClass: { 1949e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson const BinaryOperator *BO = cast<BinaryOperator>(E); 1950193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam mangleOperatorName(BinaryOperator::getOverloadedOperator(BO->getOpcode()), 1951e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson /*Arity=*/2); 1952e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleExpression(BO->getLHS()); 1953193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam mangleExpression(BO->getRHS()); 1954e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson break; 19552f27bf854f0519810b34afd209089cc75536b757John McCall } 1956e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson 1957e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson case Expr::ConditionalOperatorClass: { 1958e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson const ConditionalOperator *CO = cast<ConditionalOperator>(E); 1959e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleOperatorName(OO_Conditional, /*Arity=*/3); 1960e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleExpression(CO->getCond()); 19615e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(CO->getLHS(), Arity); 19625e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(CO->getRHS(), Arity); 1963e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson break; 1964e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson } 1965e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson 196646287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::ImplicitCastExprClass: { 19675e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(cast<ImplicitCastExpr>(E)->getSubExpr(), Arity); 196846287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor break; 196946287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor } 197046287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor 197146287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CStyleCastExprClass: 197246287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CXXStaticCastExprClass: 197346287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CXXDynamicCastExprClass: 197446287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CXXReinterpretCastExprClass: 197546287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CXXConstCastExprClass: 197646287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CXXFunctionalCastExprClass: { 197746287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor const ExplicitCastExpr *ECE = cast<ExplicitCastExpr>(E); 197846287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor Out << "cv"; 197946287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor mangleType(ECE->getType()); 198046287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor mangleExpression(ECE->getSubExpr()); 198146287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor break; 198246287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor } 1983193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 198458040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson case Expr::CXXOperatorCallExprClass: { 198558040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson const CXXOperatorCallExpr *CE = cast<CXXOperatorCallExpr>(E); 198658040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson unsigned NumArgs = CE->getNumArgs(); 198758040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson mangleOperatorName(CE->getOperator(), /*Arity=*/NumArgs); 198858040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson // Mangle the arguments. 198958040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson for (unsigned i = 0; i != NumArgs; ++i) 199058040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson mangleExpression(CE->getArg(i)); 199158040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson break; 199258040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson } 1993193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 1994a7694087e4abaea261918ffbb3ffe38feb1da489Anders Carlsson case Expr::ParenExprClass: 19955e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(cast<ParenExpr>(E)->getSubExpr(), Arity); 1996a7694087e4abaea261918ffbb3ffe38feb1da489Anders Carlsson break; 1997a7694087e4abaea261918ffbb3ffe38feb1da489Anders Carlsson 1998d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson case Expr::DeclRefExprClass: { 19995ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor const NamedDecl *D = cast<DeclRefExpr>(E)->getDecl(); 20003c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2001d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson switch (D->getKind()) { 2002193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam default: 20035ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor // <expr-primary> ::= L <mangled-name> E # external name 20045ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor Out << 'L'; 20055ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor mangle(D, "_Z"); 20065ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor Out << 'E'; 20075ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor break; 20085ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor 20093dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall case Decl::EnumConstant: { 20103dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall const EnumConstantDecl *ED = cast<EnumConstantDecl>(D); 20113dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall mangleIntegerLiteral(ED->getType(), ED->getInitVal()); 20123dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall break; 20133dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall } 20143dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall 2015d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson case Decl::NonTypeTemplateParm: { 2016d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson const NonTypeTemplateParmDecl *PD = cast<NonTypeTemplateParmDecl>(D); 20170ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson mangleTemplateParameter(PD->getIndex()); 2018d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson break; 2019d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson } 2020d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson 2021d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson } 20223c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 202350755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson break; 202450755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson } 20253c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2026c7793c73ba8a343de3f2552d984851985a46f159Douglas Gregor case Expr::SubstNonTypeTemplateParmPackExprClass: 2027c7793c73ba8a343de3f2552d984851985a46f159Douglas Gregor mangleTemplateParameter( 2028c7793c73ba8a343de3f2552d984851985a46f159Douglas Gregor cast<SubstNonTypeTemplateParmPackExpr>(E)->getParameterPack()->getIndex()); 2029c7793c73ba8a343de3f2552d984851985a46f159Douglas Gregor break; 2030c7793c73ba8a343de3f2552d984851985a46f159Douglas Gregor 2031865d447ac6a4721ab58e898d014a21f2eff74b06John McCall case Expr::DependentScopeDeclRefExprClass: { 2032865d447ac6a4721ab58e898d014a21f2eff74b06John McCall const DependentScopeDeclRefExpr *DRE = cast<DependentScopeDeclRefExpr>(E); 20334b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor NestedNameSpecifier *NNS = DRE->getQualifier(); 20344b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor const Type *QTy = NNS->getAsType(); 20354b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor 20364b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor // When we're dealing with a nested-name-specifier that has just a 20374b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor // dependent identifier in it, mangle that as a typename. FIXME: 20384b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor // It isn't clear that we ever actually want to have such a 20394b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor // nested-name-specifier; why not just represent it as a typename type? 20404b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor if (!QTy && NNS->getAsIdentifier() && NNS->getPrefix()) { 20414a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor QTy = getASTContext().getDependentNameType(ETK_Typename, 20424a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor NNS->getPrefix(), 20434a2023f5014e82389d5980d307b89c545dbbac81Douglas Gregor NNS->getAsIdentifier()) 20444b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor .getTypePtr(); 20454b2ccfc302d7eebe9380211e6e2d4f7b4a6d0ebaDouglas Gregor } 204650755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson assert(QTy && "Qualifier was not type!"); 204750755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson 20486dbce19fdae4cfae4eb5f826284978e723a04e61John McCall // ::= sr <type> <unqualified-name> # dependent name 20496dbce19fdae4cfae4eb5f826284978e723a04e61John McCall // ::= sr <type> <unqualified-name> <template-args> # dependent template-id 205050755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson Out << "sr"; 205150755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson mangleType(QualType(QTy, 0)); 20525e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleUnqualifiedName(0, DRE->getDeclName(), Arity); 20536dbce19fdae4cfae4eb5f826284978e723a04e61John McCall if (DRE->hasExplicitTemplateArgs()) 20546dbce19fdae4cfae4eb5f826284978e723a04e61John McCall mangleTemplateArgs(DRE->getExplicitTemplateArgs()); 20553c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 205650755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson break; 2057d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson } 205850755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson 2059d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall case Expr::CXXBindTemporaryExprClass: 2060d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall mangleExpression(cast<CXXBindTemporaryExpr>(E)->getSubExpr()); 2061d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall break; 2062d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall 20634765fa05b5652fcc4356371c2f481d0ea9a1b007John McCall case Expr::ExprWithCleanupsClass: 20644765fa05b5652fcc4356371c2f481d0ea9a1b007John McCall mangleExpression(cast<ExprWithCleanups>(E)->getSubExpr(), Arity); 2065d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall break; 2066d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall 20671dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::FloatingLiteralClass: { 20681dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const FloatingLiteral *FL = cast<FloatingLiteral>(E); 206935f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'L'; 20701dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleType(FL->getType()); 20710512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleFloat(FL->getValue()); 207235f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'E'; 20731dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 20741dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 20751dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 2076de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall case Expr::CharacterLiteralClass: 207735f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'L'; 2078de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall mangleType(E->getType()); 2079de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall Out << cast<CharacterLiteral>(E)->getValue(); 2080de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall Out << 'E'; 2081de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall break; 2082de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall 2083de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall case Expr::CXXBoolLiteralExprClass: 2084de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall Out << "Lb"; 2085de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall Out << (cast<CXXBoolLiteralExpr>(E)->getValue() ? '1' : '0'); 2086de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall Out << 'E'; 2087de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall break; 2088de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall 20890512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::IntegerLiteralClass: { 20900512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall llvm::APSInt Value(cast<IntegerLiteral>(E)->getValue()); 20910512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (E->getType()->isSignedIntegerType()) 20920512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Value.setIsSigned(true); 20930512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleIntegerLiteral(E->getType(), Value); 2094e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson break; 20950512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 20960512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 20970512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ImaginaryLiteralClass: { 20980512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const ImaginaryLiteral *IE = cast<ImaginaryLiteral>(E); 20990512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Mangle as if a complex literal. 2100271b665c4e357809d245c1ab811f20bf1f0dfc1fNick Lewycky // Proposal from David Vandevoorde, 2010.06.30. 21010512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'L'; 21020512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleType(E->getType()); 21030512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (const FloatingLiteral *Imag = 21040512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall dyn_cast<FloatingLiteral>(IE->getSubExpr())) { 21050512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Mangle a floating-point zero of the appropriate type. 21060512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleFloat(llvm::APFloat(Imag->getValue().getSemantics())); 21070512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << '_'; 21080512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleFloat(Imag->getValue()); 21090512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } else { 2110271b665c4e357809d245c1ab811f20bf1f0dfc1fNick Lewycky Out << "0_"; 21110512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall llvm::APSInt Value(cast<IntegerLiteral>(IE->getSubExpr())->getValue()); 21120512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (IE->getSubExpr()->getType()->isSignedIntegerType()) 21130512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Value.setIsSigned(true); 21140512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleNumber(Value); 21150512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 21160512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'E'; 21170512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 21180512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 21190512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 21200512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::StringLiteralClass: { 21211658c39227fe0dc53e6365799a579eeb22b478d2John McCall // Revised proposal from David Vandervoorde, 2010.07.15. 21220512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'L'; 21231658c39227fe0dc53e6365799a579eeb22b478d2John McCall assert(isa<ConstantArrayType>(E->getType())); 21241658c39227fe0dc53e6365799a579eeb22b478d2John McCall mangleType(E->getType()); 21250512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'E'; 21260512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 21270512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 21280512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 21290512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::GNUNullExprClass: 21300512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // FIXME: should this really be mangled the same as nullptr? 21310512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // fallthrough 21320512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 21330512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXNullPtrLiteralExprClass: { 21340512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Proposal from David Vandervoorde, 2010.06.30, as 21350512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // modified by ABI list discussion. 21360512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "LDnE"; 21370512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 21380512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 2139be230c36e32142cbdcdbe9c97511d097beeecbabDouglas Gregor 2140be230c36e32142cbdcdbe9c97511d097beeecbabDouglas Gregor case Expr::PackExpansionExprClass: 2141be230c36e32142cbdcdbe9c97511d097beeecbabDouglas Gregor Out << "sp"; 2142be230c36e32142cbdcdbe9c97511d097beeecbabDouglas Gregor mangleExpression(cast<PackExpansionExpr>(E)->getPattern()); 2143be230c36e32142cbdcdbe9c97511d097beeecbabDouglas Gregor break; 21442e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor 21452e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor case Expr::SizeOfPackExprClass: { 21462e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor Out << "sZ"; 21472e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor const NamedDecl *Pack = cast<SizeOfPackExpr>(E)->getPack(); 21482e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor if (const TemplateTypeParmDecl *TTP = dyn_cast<TemplateTypeParmDecl>(Pack)) 21492e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor mangleTemplateParameter(TTP->getIndex()); 21502e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor else if (const NonTypeTemplateParmDecl *NTTP 21512e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor = dyn_cast<NonTypeTemplateParmDecl>(Pack)) 21522e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor mangleTemplateParameter(NTTP->getIndex()); 21532e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor else if (const TemplateTemplateParmDecl *TempTP 21542e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor = dyn_cast<TemplateTemplateParmDecl>(Pack)) 21552e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor mangleTemplateParameter(TempTP->getIndex()); 21562e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor else { 21574fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // Note: proposed by Mike Herrick on 11/30/10 21584fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // <expression> ::= sZ <function-param> # size of function parameter pack 21592e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor Diagnostic &Diags = Context.getDiags(); 21602e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor unsigned DiagID = Diags.getCustomDiagID(Diagnostic::Error, 21612e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor "cannot mangle sizeof...(function parameter pack)"); 21622e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor Diags.Report(DiagID); 21632e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor return; 21642e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor } 21652e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor } 2166d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson } 21675f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 21685f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 21693ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlssonvoid CXXNameMangler::mangleCXXCtorType(CXXCtorType T) { 21703ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // <ctor-dtor-name> ::= C1 # complete object constructor 21713ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // ::= C2 # base object constructor 21723ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // ::= C3 # complete object allocating constructor 21733ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // 21743ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson switch (T) { 21753ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson case Ctor_Complete: 21763ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson Out << "C1"; 21773ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson break; 21783ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson case Ctor_Base: 21793ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson Out << "C2"; 21803ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson break; 21813ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson case Ctor_CompleteAllocating: 21823ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson Out << "C3"; 21833ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson break; 21843ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson } 21853ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson} 21863ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson 218727ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlssonvoid CXXNameMangler::mangleCXXDtorType(CXXDtorType T) { 218827ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // <ctor-dtor-name> ::= D0 # deleting destructor 218927ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // ::= D1 # complete object destructor 219027ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // ::= D2 # base object destructor 219127ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // 219227ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson switch (T) { 219327ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson case Dtor_Deleting: 219427ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson Out << "D0"; 219527ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson break; 219627ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson case Dtor_Complete: 219727ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson Out << "D1"; 219827ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson break; 219927ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson case Dtor_Base: 220027ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson Out << "D2"; 220127ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson break; 220227ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson } 220327ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson} 220427ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson 22056dbce19fdae4cfae4eb5f826284978e723a04e61John McCallvoid CXXNameMangler::mangleTemplateArgs( 22066dbce19fdae4cfae4eb5f826284978e723a04e61John McCall const ExplicitTemplateArgumentList &TemplateArgs) { 22076dbce19fdae4cfae4eb5f826284978e723a04e61John McCall // <template-args> ::= I <template-arg>+ E 22086dbce19fdae4cfae4eb5f826284978e723a04e61John McCall Out << 'I'; 22096dbce19fdae4cfae4eb5f826284978e723a04e61John McCall for (unsigned I = 0, E = TemplateArgs.NumTemplateArgs; I != E; ++I) 22106dbce19fdae4cfae4eb5f826284978e723a04e61John McCall mangleTemplateArg(0, TemplateArgs.getTemplateArgs()[I].getArgument()); 22116dbce19fdae4cfae4eb5f826284978e723a04e61John McCall Out << 'E'; 22126dbce19fdae4cfae4eb5f826284978e723a04e61John McCall} 22136dbce19fdae4cfae4eb5f826284978e723a04e61John McCall 221420f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregorvoid CXXNameMangler::mangleTemplateArgs(TemplateName Template, 221520f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor const TemplateArgument *TemplateArgs, 221620f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor unsigned NumTemplateArgs) { 221720f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor if (TemplateDecl *TD = Template.getAsTemplateDecl()) 221820f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor return mangleTemplateArgs(*TD->getTemplateParameters(), TemplateArgs, 221920f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor NumTemplateArgs); 2220c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 222120f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // <template-args> ::= I <template-arg>+ E 222220f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor Out << 'I'; 222320f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor for (unsigned i = 0; i != NumTemplateArgs; ++i) 222420f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor mangleTemplateArg(0, TemplateArgs[i]); 222520f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor Out << 'E'; 222620f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor} 222720f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor 2228d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindolavoid CXXNameMangler::mangleTemplateArgs(const TemplateParameterList &PL, 2229d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const TemplateArgumentList &AL) { 22307a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson // <template-args> ::= I <template-arg>+ E 223135f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'I'; 2232d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola for (unsigned i = 0, e = AL.size(); i != e; ++i) 2233d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArg(PL.getParam(i), AL[i]); 223435f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'E'; 22357a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson} 22367a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson 2237d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindolavoid CXXNameMangler::mangleTemplateArgs(const TemplateParameterList &PL, 2238d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const TemplateArgument *TemplateArgs, 22397624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson unsigned NumTemplateArgs) { 22407624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson // <template-args> ::= I <template-arg>+ E 224135f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'I'; 22427e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar for (unsigned i = 0; i != NumTemplateArgs; ++i) 2243d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArg(PL.getParam(i), TemplateArgs[i]); 224435f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'E'; 22457624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson} 22467624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson 2247d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindolavoid CXXNameMangler::mangleTemplateArg(const NamedDecl *P, 2248d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const TemplateArgument &A) { 22491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // <template-arg> ::= <type> # type or template 22507a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson // ::= X <expression> E # expression 22517a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson // ::= <expr-primary> # simple expressions 22524fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // ::= J <template-arg>* E # argument pack 22537a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson // ::= sp <expression> # pack expansion of (C++0x) 22547a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson switch (A.getKind()) { 2255f90b27ad077c3339b62befc892382845339f9490Douglas Gregor case TemplateArgument::Null: 2256f90b27ad077c3339b62befc892382845339f9490Douglas Gregor llvm_unreachable("Cannot mangle NULL template argument"); 2257f90b27ad077c3339b62befc892382845339f9490Douglas Gregor 22587a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson case TemplateArgument::Type: 22597a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson mangleType(A.getAsType()); 22607a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson break; 22619e85c743a4cefff7386764bba3f3f2cdbe5c06e2Anders Carlsson case TemplateArgument::Template: 2262b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall // This is mangled as <type>. 2263b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall mangleType(A.getAsTemplate()); 2264193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam break; 2265a7fc901a2e39bfe55bfcff5934b2d9fdf9656491Douglas Gregor case TemplateArgument::TemplateExpansion: 22664fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // <type> ::= Dp <type> # pack expansion (C++0x) 2267a7fc901a2e39bfe55bfcff5934b2d9fdf9656491Douglas Gregor Out << "Dp"; 2268a7fc901a2e39bfe55bfcff5934b2d9fdf9656491Douglas Gregor mangleType(A.getAsTemplateOrTemplatePattern()); 2269a7fc901a2e39bfe55bfcff5934b2d9fdf9656491Douglas Gregor break; 2270d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson case TemplateArgument::Expression: 2271d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson Out << 'X'; 2272d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson mangleExpression(A.getAsExpr()); 2273d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson Out << 'E'; 2274d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson break; 2275e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson case TemplateArgument::Integral: 2276e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleIntegerLiteral(A.getIntegralType(), *A.getAsIntegral()); 22777e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar break; 22787e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar case TemplateArgument::Declaration: { 227920f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor assert(P && "Missing template parameter for declaration argument"); 22807e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // <expr-primary> ::= L <mangled-name> E # external name 22811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2282d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola // Clang produces AST's where pointer-to-member-function expressions 22837e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // and pointer-to-function expressions are represented as a declaration not 2284d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola // an expression. We compensate for it here to produce the correct mangling. 2285d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola NamedDecl *D = cast<NamedDecl>(A.getAsDecl()); 2286d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const NonTypeTemplateParmDecl *Parameter = cast<NonTypeTemplateParmDecl>(P); 2287d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola bool compensateMangling = D->isCXXClassMember() && 2288d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola !Parameter->getType()->isReferenceType(); 2289d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola if (compensateMangling) { 2290d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola Out << 'X'; 2291d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleOperatorName(OO_Amp, 1); 2292d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola } 2293d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola 22947e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar Out << 'L'; 22957e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // References to external entities use the mangled name; if the name would 22967e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // not normally be manged then mangle it as unqualified. 22977e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // 22987e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // FIXME: The ABI specifies that external names here should have _Z, but 22997e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // gcc leaves this off. 2300d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola if (compensateMangling) 2301d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangle(D, "_Z"); 2302d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola else 2303d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangle(D, "Z"); 23047a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson Out << 'E'; 2305d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola 2306d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola if (compensateMangling) 2307d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola Out << 'E'; 2308d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola 23097a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson break; 23107a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson } 2311f90b27ad077c3339b62befc892382845339f9490Douglas Gregor 2312f90b27ad077c3339b62befc892382845339f9490Douglas Gregor case TemplateArgument::Pack: { 2313f90b27ad077c3339b62befc892382845339f9490Douglas Gregor // Note: proposal by Mike Herrick on 12/20/10 2314f90b27ad077c3339b62befc892382845339f9490Douglas Gregor Out << 'J'; 2315f90b27ad077c3339b62befc892382845339f9490Douglas Gregor for (TemplateArgument::pack_iterator PA = A.pack_begin(), 2316f90b27ad077c3339b62befc892382845339f9490Douglas Gregor PAEnd = A.pack_end(); 2317f90b27ad077c3339b62befc892382845339f9490Douglas Gregor PA != PAEnd; ++PA) 2318f90b27ad077c3339b62befc892382845339f9490Douglas Gregor mangleTemplateArg(P, *PA); 2319f90b27ad077c3339b62befc892382845339f9490Douglas Gregor Out << 'E'; 2320f90b27ad077c3339b62befc892382845339f9490Douglas Gregor } 23217e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar } 23227a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson} 23237a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson 23240ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlssonvoid CXXNameMangler::mangleTemplateParameter(unsigned Index) { 23250ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson // <template-param> ::= T_ # first template parameter 23260ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson // ::= T <parameter-2 non-negative number> _ 23270ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson if (Index == 0) 23280ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson Out << "T_"; 23290ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson else 23300ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson Out << 'T' << (Index - 1) << '_'; 23310ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson} 23320ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson 23337696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson// <substitution> ::= S <seq-id> _ 23347696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson// ::= S_ 23356862fc720b8e35ee4408822b2390020f263646b2Anders Carlssonbool CXXNameMangler::mangleSubstitution(const NamedDecl *ND) { 2336e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson // Try one of the standard substitutions first. 2337e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson if (mangleStandardSubstitution(ND)) 2338e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson return true; 23393c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2340433d1374409a8eeaa4b0975fa187a542d5e40c23Anders Carlsson ND = cast<NamedDecl>(ND->getCanonicalDecl()); 23416862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson return mangleSubstitution(reinterpret_cast<uintptr_t>(ND)); 23426862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson} 23436862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson 23447696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlssonbool CXXNameMangler::mangleSubstitution(QualType T) { 2345d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson if (!T.getCVRQualifiers()) { 2346d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson if (const RecordType *RT = T->getAs<RecordType>()) 2347d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson return mangleSubstitution(RT->getDecl()); 2348d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson } 23493c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23507696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson uintptr_t TypePtr = reinterpret_cast<uintptr_t>(T.getAsOpaquePtr()); 23517696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson 2352d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson return mangleSubstitution(TypePtr); 2353d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson} 2354d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson 23551e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregorbool CXXNameMangler::mangleSubstitution(TemplateName Template) { 23561e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (TemplateDecl *TD = Template.getAsTemplateDecl()) 23571e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return mangleSubstitution(TD); 2358c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 23591e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor Template = Context.getASTContext().getCanonicalTemplateName(Template); 23601e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return mangleSubstitution( 23611e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor reinterpret_cast<uintptr_t>(Template.getAsVoidPointer())); 23621e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor} 23631e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor 2364d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlssonbool CXXNameMangler::mangleSubstitution(uintptr_t Ptr) { 236535f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer llvm::DenseMap<uintptr_t, unsigned>::iterator I = Substitutions.find(Ptr); 23667696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson if (I == Substitutions.end()) 23677696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson return false; 23683c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23697696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson unsigned SeqID = I->second; 23707696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson if (SeqID == 0) 23717696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson Out << "S_"; 23727696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson else { 23737696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson SeqID--; 23743c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23757696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson // <seq-id> is encoded in base-36, using digits and upper case letters. 23767696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson char Buffer[10]; 237735f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer char *BufferPtr = llvm::array_endof(Buffer); 23783c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23797696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson if (SeqID == 0) *--BufferPtr = '0'; 23803c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23817696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson while (SeqID) { 23827696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson assert(BufferPtr > Buffer && "Buffer overflow!"); 23833c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23846ab30e0c027458ff5293b898204ac2d1a789668eJohn McCall char c = static_cast<char>(SeqID % 36); 23853c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23867696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson *--BufferPtr = (c < 10 ? '0' + c : 'A' + c - 10); 23877696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson SeqID /= 36; 23887696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson } 23893c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 239035f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'S' 239135f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer << llvm::StringRef(BufferPtr, llvm::array_endof(Buffer)-BufferPtr) 239235f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer << '_'; 23937696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson } 23943c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 23957696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson return true; 23967696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson} 23977696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson 2398f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlssonstatic bool isCharType(QualType T) { 2399f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (T.isNull()) 2400f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 24013c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2402f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return T->isSpecificBuiltinType(BuiltinType::Char_S) || 2403f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson T->isSpecificBuiltinType(BuiltinType::Char_U); 2404f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson} 2405f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson 24063c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar/// isCharSpecialization - Returns whether a given type is a template 2407f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson/// specialization of a given name with a single argument of type char. 2408f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlssonstatic bool isCharSpecialization(QualType T, const char *Name) { 2409f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (T.isNull()) 2410f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 24113c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2412f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson const RecordType *RT = T->getAs<RecordType>(); 2413f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!RT) 2414f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 24153c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 24163c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar const ClassTemplateSpecializationDecl *SD = 2417f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson dyn_cast<ClassTemplateSpecializationDecl>(RT->getDecl()); 2418f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!SD) 2419f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 2420f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson 2421f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!isStdNamespace(SD->getDeclContext())) 2422f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 24233c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2424f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson const TemplateArgumentList &TemplateArgs = SD->getTemplateArgs(); 2425f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (TemplateArgs.size() != 1) 2426f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 24273c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2428f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!isCharType(TemplateArgs[0].getAsType())) 2429f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 24303c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 243101eb9b9683535d8a65c704ad2c545903409e2d36Daniel Dunbar return SD->getIdentifier()->getName() == Name; 2432f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson} 2433f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson 243491f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlssontemplate <std::size_t StrLen> 243554353f48939327a4aa41ea3f3ec07b936bd02ef5Benjamin Kramerstatic bool isStreamCharSpecialization(const ClassTemplateSpecializationDecl*SD, 243654353f48939327a4aa41ea3f3ec07b936bd02ef5Benjamin Kramer const char (&Str)[StrLen]) { 243791f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (!SD->getIdentifier()->isStr(Str)) 243891f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return false; 2439193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 244091f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson const TemplateArgumentList &TemplateArgs = SD->getTemplateArgs(); 244191f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (TemplateArgs.size() != 2) 244291f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return false; 2443193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 244491f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (!isCharType(TemplateArgs[0].getAsType())) 244591f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return false; 2446193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 244791f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (!isCharSpecialization(TemplateArgs[1].getAsType(), "char_traits")) 244891f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return false; 2449193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 245091f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return true; 245191f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson} 2452193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 2453e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlssonbool CXXNameMangler::mangleStandardSubstitution(const NamedDecl *ND) { 2454e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson // <substitution> ::= St # ::std:: 24558c0315563f05a9face7209221325019e272075fbAnders Carlsson if (const NamespaceDecl *NS = dyn_cast<NamespaceDecl>(ND)) { 245647846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson if (isStd(NS)) { 24578c0315563f05a9face7209221325019e272075fbAnders Carlsson Out << "St"; 24588c0315563f05a9face7209221325019e272075fbAnders Carlsson return true; 24598c0315563f05a9face7209221325019e272075fbAnders Carlsson } 24608c0315563f05a9face7209221325019e272075fbAnders Carlsson } 24618c0315563f05a9face7209221325019e272075fbAnders Carlsson 24628c0315563f05a9face7209221325019e272075fbAnders Carlsson if (const ClassTemplateDecl *TD = dyn_cast<ClassTemplateDecl>(ND)) { 24638c0315563f05a9face7209221325019e272075fbAnders Carlsson if (!isStdNamespace(TD->getDeclContext())) 24648c0315563f05a9face7209221325019e272075fbAnders Carlsson return false; 24653c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 24668c0315563f05a9face7209221325019e272075fbAnders Carlsson // <substitution> ::= Sa # ::std::allocator 24678c0315563f05a9face7209221325019e272075fbAnders Carlsson if (TD->getIdentifier()->isStr("allocator")) { 24688c0315563f05a9face7209221325019e272075fbAnders Carlsson Out << "Sa"; 24698c0315563f05a9face7209221325019e272075fbAnders Carlsson return true; 24708c0315563f05a9face7209221325019e272075fbAnders Carlsson } 24713c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2472189d59cfc762d0f683b9253ddec2cf519ec85b65Anders Carlsson // <<substitution> ::= Sb # ::std::basic_string 2473189d59cfc762d0f683b9253ddec2cf519ec85b65Anders Carlsson if (TD->getIdentifier()->isStr("basic_string")) { 2474189d59cfc762d0f683b9253ddec2cf519ec85b65Anders Carlsson Out << "Sb"; 2475189d59cfc762d0f683b9253ddec2cf519ec85b65Anders Carlsson return true; 2476189d59cfc762d0f683b9253ddec2cf519ec85b65Anders Carlsson } 24778c0315563f05a9face7209221325019e272075fbAnders Carlsson } 24783c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 24793c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar if (const ClassTemplateSpecializationDecl *SD = 2480f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson dyn_cast<ClassTemplateSpecializationDecl>(ND)) { 24815370ee2389aa9ba8da3274911003631d66f9f1bdEli Friedman if (!isStdNamespace(SD->getDeclContext())) 24825370ee2389aa9ba8da3274911003631d66f9f1bdEli Friedman return false; 24835370ee2389aa9ba8da3274911003631d66f9f1bdEli Friedman 2484f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson // <substitution> ::= Ss # ::std::basic_string<char, 2485f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson // ::std::char_traits<char>, 2486f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson // ::std::allocator<char> > 2487f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (SD->getIdentifier()->isStr("basic_string")) { 2488f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson const TemplateArgumentList &TemplateArgs = SD->getTemplateArgs(); 24893c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2490f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (TemplateArgs.size() != 3) 2491f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 24923c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2493f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!isCharType(TemplateArgs[0].getAsType())) 2494f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 24953c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2496f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!isCharSpecialization(TemplateArgs[1].getAsType(), "char_traits")) 2497f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 24983c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2499f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!isCharSpecialization(TemplateArgs[2].getAsType(), "allocator")) 2500f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 2501f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson 2502f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson Out << "Ss"; 2503f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return true; 2504f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson } 25053c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 250691f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson // <substitution> ::= Si # ::std::basic_istream<char, 25078f8fd8ea7e5c5d04f95a3cf4af95aa93225bc2b4Anders Carlsson // ::std::char_traits<char> > 250891f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (isStreamCharSpecialization(SD, "basic_istream")) { 250991f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson Out << "Si"; 251091f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return true; 251191f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson } 25128f8fd8ea7e5c5d04f95a3cf4af95aa93225bc2b4Anders Carlsson 251391f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson // <substitution> ::= So # ::std::basic_ostream<char, 251491f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson // ::std::char_traits<char> > 251591f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (isStreamCharSpecialization(SD, "basic_ostream")) { 25168f8fd8ea7e5c5d04f95a3cf4af95aa93225bc2b4Anders Carlsson Out << "So"; 25178f8fd8ea7e5c5d04f95a3cf4af95aa93225bc2b4Anders Carlsson return true; 25188f8fd8ea7e5c5d04f95a3cf4af95aa93225bc2b4Anders Carlsson } 2519193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 252091f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson // <substitution> ::= Sd # ::std::basic_iostream<char, 252191f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson // ::std::char_traits<char> > 252291f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (isStreamCharSpecialization(SD, "basic_iostream")) { 252391f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson Out << "Sd"; 252491f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return true; 252591f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson } 2526f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson } 25278c0315563f05a9face7209221325019e272075fbAnders Carlsson return false; 2528e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson} 2529e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson 25307696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlssonvoid CXXNameMangler::addSubstitution(QualType T) { 2531d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson if (!T.getCVRQualifiers()) { 2532d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson if (const RecordType *RT = T->getAs<RecordType>()) { 2533d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson addSubstitution(RT->getDecl()); 2534d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson return; 2535d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson } 2536d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson } 25373c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 25387696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson uintptr_t TypePtr = reinterpret_cast<uintptr_t>(T.getAsOpaquePtr()); 2539d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson addSubstitution(TypePtr); 2540d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson} 2541d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson 25421e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregorvoid CXXNameMangler::addSubstitution(TemplateName Template) { 25431e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (TemplateDecl *TD = Template.getAsTemplateDecl()) 25441e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return addSubstitution(TD); 2545c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 25461e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor Template = Context.getASTContext().getCanonicalTemplateName(Template); 25471e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor addSubstitution(reinterpret_cast<uintptr_t>(Template.getAsVoidPointer())); 25481e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor} 25491e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor 2550d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlssonvoid CXXNameMangler::addSubstitution(uintptr_t Ptr) { 2551d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson assert(!Substitutions.count(Ptr) && "Substitution already exists!"); 25529d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson Substitutions[Ptr] = SeqID++; 25537696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson} 25547696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson 25551b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar// 25561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 25571b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// \brief Mangles the name of the declaration D and emits that name to the 25581b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// given output stream. 25591b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// 25601b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// If the declaration D requires a mangled name, this routine will emit that 25611b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// mangled name to \p os and return true. Otherwise, \p os will be unchanged 25621b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// and this routine will return false. In this case, the caller should just 25631b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// emit the identifier of the declaration (\c D->getIdentifier()) as its 25641b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// name. 256514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleName(const NamedDecl *D, 25660e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola llvm::raw_ostream &Out) { 2567c02ab4c76d7f8e672cda266436d64dd23bd2ad26Daniel Dunbar assert((isa<FunctionDecl>(D) || isa<VarDecl>(D)) && 2568c02ab4c76d7f8e672cda266436d64dd23bd2ad26Daniel Dunbar "Invalid mangleName() call, argument is not a variable or function!"); 2569c02ab4c76d7f8e672cda266436d64dd23bd2ad26Daniel Dunbar assert(!isa<CXXConstructorDecl>(D) && !isa<CXXDestructorDecl>(D) && 2570c02ab4c76d7f8e672cda266436d64dd23bd2ad26Daniel Dunbar "Invalid mangleName() call on 'structor decl!"); 25711b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar 25721b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar PrettyStackTraceDecl CrashInfo(D, SourceLocation(), 25731b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar getASTContext().getSourceManager(), 25741b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar "Mangling declaration"); 25751b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar 2576c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 257794fd26de3ae77f29496ca22d5276b2fb71b2311dDaniel Dunbar return Mangler.mangle(D); 25781b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 25791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 258014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXCtor(const CXXConstructorDecl *D, 258114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne CXXCtorType Type, 25820e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola llvm::raw_ostream &Out) { 2583c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out, D, Type); 2584c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.mangle(D); 2585c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar} 2586c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar 258714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXDtor(const CXXDestructorDecl *D, 258814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne CXXDtorType Type, 25890e376a0ca8372c9e809d08a9db2fae98394878b8Rafael Espindola llvm::raw_ostream &Out) { 2590c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out, D, Type); 2591c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.mangle(D); 2592c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar} 2593c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar 259414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleThunk(const CXXMethodDecl *MD, 259514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const ThunkInfo &Thunk, 2596f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &Out) { 259719879c98d964bc67442618510af04e3457219780Anders Carlsson // <special-name> ::= T <call-offset> <base encoding> 259819879c98d964bc67442618510af04e3457219780Anders Carlsson // # base is the nominal target function of thunk 259919879c98d964bc67442618510af04e3457219780Anders Carlsson // <special-name> ::= Tc <call-offset> <call-offset> <base encoding> 260019879c98d964bc67442618510af04e3457219780Anders Carlsson // # base is the nominal target function of thunk 260119879c98d964bc67442618510af04e3457219780Anders Carlsson // # first call-offset is 'this' adjustment 260219879c98d964bc67442618510af04e3457219780Anders Carlsson // # second call-offset is result adjustment 2603c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 260419879c98d964bc67442618510af04e3457219780Anders Carlsson assert(!isa<CXXDestructorDecl>(MD) && 260519879c98d964bc67442618510af04e3457219780Anders Carlsson "Use mangleCXXDtor for destructor decls!"); 2606c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 260719879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.getStream() << "_ZT"; 260819879c98d964bc67442618510af04e3457219780Anders Carlsson if (!Thunk.Return.isEmpty()) 260919879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.getStream() << 'c'; 2610c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 261119879c98d964bc67442618510af04e3457219780Anders Carlsson // Mangle the 'this' pointer adjustment. 261219879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.mangleCallOffset(Thunk.This.NonVirtual, Thunk.This.VCallOffsetOffset); 2613c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 261419879c98d964bc67442618510af04e3457219780Anders Carlsson // Mangle the return pointer adjustment if there is one. 261519879c98d964bc67442618510af04e3457219780Anders Carlsson if (!Thunk.Return.isEmpty()) 261619879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.mangleCallOffset(Thunk.Return.NonVirtual, 261719879c98d964bc67442618510af04e3457219780Anders Carlsson Thunk.Return.VBaseOffsetOffset); 2618c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 261919879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.mangleFunctionEncoding(MD); 262019879c98d964bc67442618510af04e3457219780Anders Carlsson} 262119879c98d964bc67442618510af04e3457219780Anders Carlsson 2622c302113179a1c2b1254224ea9b6f5316ceeb375cSean Huntvoid 262314110477887e3dc168ffc6c191e72d705051f99ePeter CollingbourneItaniumMangleContext::mangleCXXDtorThunk(const CXXDestructorDecl *DD, 262414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne CXXDtorType Type, 262514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const ThisAdjustment &ThisAdjustment, 2626f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &Out) { 262719879c98d964bc67442618510af04e3457219780Anders Carlsson // <special-name> ::= T <call-offset> <base encoding> 262819879c98d964bc67442618510af04e3457219780Anders Carlsson // # base is the nominal target function of thunk 2629c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out, DD, Type); 263019879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.getStream() << "_ZT"; 263119879c98d964bc67442618510af04e3457219780Anders Carlsson 263219879c98d964bc67442618510af04e3457219780Anders Carlsson // Mangle the 'this' pointer adjustment. 2633c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt Mangler.mangleCallOffset(ThisAdjustment.NonVirtual, 263419879c98d964bc67442618510af04e3457219780Anders Carlsson ThisAdjustment.VCallOffsetOffset); 263519879c98d964bc67442618510af04e3457219780Anders Carlsson 263619879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.mangleFunctionEncoding(DD); 263719879c98d964bc67442618510af04e3457219780Anders Carlsson} 263819879c98d964bc67442618510af04e3457219780Anders Carlsson 26391b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// mangleGuardVariable - Returns the mangled name for a guard variable 26401b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// for the passed in VarDecl. 264114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleItaniumGuardVariable(const VarDecl *D, 2642f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &Out) { 2643c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= GV <object name> # Guard variable for one-time 2644c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // # initialization 2645c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 2646c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZGV"; 2647c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.mangleName(D); 26481b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 2649738f8c278da5950d0d4607de2debe0bdfad64185Mike Stump 265014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleReferenceTemporary(const VarDecl *D, 2651f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &Out) { 2652715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson // We match the GCC mangling here. 2653715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson // <special-name> ::= GR <object name> 2654c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 2655715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson Mangler.getStream() << "_ZGR"; 2656715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson Mangler.mangleName(D); 2657715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson} 2658715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson 265914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXVTable(const CXXRecordDecl *RD, 2660f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &Out) { 2661c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= TV <type> # virtual table 2662c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 2663c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZTV"; 26641b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor Mangler.mangleNameOrStandardSubstitution(RD); 26651b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 266682d75b01f23b407e56836e305107c8008037ba35Mike Stump 266714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXVTT(const CXXRecordDecl *RD, 2668f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &Out) { 2669c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= TT <type> # VTT structure 2670c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 2671c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZTT"; 26721b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor Mangler.mangleNameOrStandardSubstitution(RD); 26731b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 2674ab3f7e9f5b81832da2b3633b3c0fcffff2907d40Mike Stump 267514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXCtorVTable(const CXXRecordDecl *RD, 267614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne int64_t Offset, 267714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const CXXRecordDecl *Type, 2678f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &Out) { 2679c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= TC <type> <offset number> _ <base type> 2680c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 2681c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZTC"; 26821b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor Mangler.mangleNameOrStandardSubstitution(RD); 2683c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << Offset; 268435f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Mangler.getStream() << '_'; 26851b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor Mangler.mangleNameOrStandardSubstitution(Type); 26861b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 268767795980157a48b51a59737a9478470eb0871dbbMike Stump 268814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXRTTI(QualType Ty, 2689f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &Out) { 2690c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= TI <type> # typeinfo structure 2691154fe9812faddcd94568a64aee5f3cb0d47003d9Douglas Gregor assert(!Ty.hasQualifiers() && "RTTI info cannot have top-level qualifiers"); 2692c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 2693c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZTI"; 2694c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.mangleType(Ty); 26951b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 26961b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar 269714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXRTTIName(QualType Ty, 2698f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola llvm::raw_ostream &Out) { 2699c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= TS <type> # typeinfo name (null terminated byte string) 2700c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 2701c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZTS"; 2702c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.mangleType(Ty); 2703f121677b6bbbf4e4a51ee7a1120b77adf187bad4Mike Stump} 270414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 270514110477887e3dc168ffc6c191e72d705051f99ePeter CollingbourneMangleContext *clang::createItaniumMangleContext(ASTContext &Context, 270614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne Diagnostic &Diags) { 270714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne return new ItaniumMangleContext(Context, Diags); 270814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne} 2709