ItaniumMangle.cpp revision bcfd1f55bfbb3e5944cd5e03d07b343e280838c4
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" 24f85e193739c953358c865005855253af4f68a497John McCall#include "clang/AST/ExprObjC.h" 25fb44de956f27875def889482b5393475060392afJohn McCall#include "clang/AST/TypeLoc.h" 2614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne#include "clang/Basic/ABI.h" 276ec3668a2608b63473207319f5ceff9bbd22ea51Douglas Gregor#include "clang/Basic/SourceManager.h" 284e274e955451632e6ba287bb03fb7a7840c3505eRafael Espindola#include "clang/Basic/TargetInfo.h" 29c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson#include "llvm/ADT/StringExtras.h" 305f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor#include "llvm/Support/raw_ostream.h" 31efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#include "llvm/Support/ErrorHandling.h" 32f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson 33f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson#define MANGLE_CHECKER 0 34f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson 35f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson#if MANGLE_CHECKER 36f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson#include <cxxabi.h> 37f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson#endif 38f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson 395f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorusing namespace clang; 40685b1d9e0d019c4ca2a2742cca287367af3d01e6Charles Davis 415f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregornamespace { 42570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian 4382b7d7bc723051d8db4e21883e9072fe3ad99305John McCallstatic const CXXRecordDecl *GetLocalClassDecl(const NamedDecl *ND) { 4482b7d7bc723051d8db4e21883e9072fe3ad99305John McCall const DeclContext *DC = dyn_cast<DeclContext>(ND); 4582b7d7bc723051d8db4e21883e9072fe3ad99305John McCall if (!DC) 4682b7d7bc723051d8db4e21883e9072fe3ad99305John McCall DC = ND->getDeclContext(); 4782b7d7bc723051d8db4e21883e9072fe3ad99305John McCall while (!DC->isNamespace() && !DC->isTranslationUnit()) { 4882b7d7bc723051d8db4e21883e9072fe3ad99305John McCall if (isa<FunctionDecl>(DC->getParent())) 4982b7d7bc723051d8db4e21883e9072fe3ad99305John McCall return dyn_cast<CXXRecordDecl>(DC); 5082b7d7bc723051d8db4e21883e9072fe3ad99305John McCall DC = DC->getParent(); 51570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian } 52570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian return 0; 53570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian} 54570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian 55fb44de956f27875def889482b5393475060392afJohn McCallstatic const FunctionDecl *getStructor(const FunctionDecl *fn) { 56fb44de956f27875def889482b5393475060392afJohn McCall if (const FunctionTemplateDecl *ftd = fn->getPrimaryTemplate()) 57fb44de956f27875def889482b5393475060392afJohn McCall return ftd->getTemplatedDecl(); 58193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 59fb44de956f27875def889482b5393475060392afJohn McCall return fn; 60fb44de956f27875def889482b5393475060392afJohn McCall} 61193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 62fb44de956f27875def889482b5393475060392afJohn McCallstatic const NamedDecl *getStructor(const NamedDecl *decl) { 63fb44de956f27875def889482b5393475060392afJohn McCall const FunctionDecl *fn = dyn_cast_or_null<FunctionDecl>(decl); 64fb44de956f27875def889482b5393475060392afJohn McCall return (fn ? getStructor(fn) : decl); 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); 955f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner void mangleName(const NamedDecl *D, raw_ostream &); 9614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleThunk(const CXXMethodDecl *MD, 9714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const ThunkInfo &Thunk, 985f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &); 9914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXDtorThunk(const CXXDestructorDecl *DD, CXXDtorType Type, 10014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const ThisAdjustment &ThisAdjustment, 1015f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &); 10214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleReferenceTemporary(const VarDecl *D, 1035f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &); 10414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXVTable(const CXXRecordDecl *RD, 1055f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &); 10614110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXVTT(const CXXRecordDecl *RD, 1075f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &); 10814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXCtorVTable(const CXXRecordDecl *RD, int64_t Offset, 10914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const CXXRecordDecl *Type, 1105f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &); 1115f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner void mangleCXXRTTI(QualType T, raw_ostream &); 1125f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner void mangleCXXRTTIName(QualType T, raw_ostream &); 11314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXCtor(const CXXConstructorDecl *D, CXXCtorType Type, 1145f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &); 11514110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne void mangleCXXDtor(const CXXDestructorDecl *D, CXXDtorType Type, 1165f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &); 11714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 1185f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner void mangleItaniumGuardVariable(const VarDecl *D, 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; 1395f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &Out; 1405f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 141fb44de956f27875def889482b5393475060392afJohn McCall /// The "structor" is the top-level declaration being mangled, if 142fb44de956f27875def889482b5393475060392afJohn McCall /// that's not a template specialization; otherwise it's the pattern 143fb44de956f27875def889482b5393475060392afJohn McCall /// for that specialization. 144fb44de956f27875def889482b5393475060392afJohn McCall const NamedDecl *Structor; 1451b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar unsigned StructorType; 146193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 1479d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson /// SeqID - The next subsitution sequence number. 1489d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson unsigned SeqID; 1499d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson 150fb44de956f27875def889482b5393475060392afJohn McCall class FunctionTypeDepthState { 151fb44de956f27875def889482b5393475060392afJohn McCall unsigned Bits; 152fb44de956f27875def889482b5393475060392afJohn McCall 153fb44de956f27875def889482b5393475060392afJohn McCall enum { InResultTypeMask = 1 }; 154fb44de956f27875def889482b5393475060392afJohn McCall 155fb44de956f27875def889482b5393475060392afJohn McCall public: 156fb44de956f27875def889482b5393475060392afJohn McCall FunctionTypeDepthState() : Bits(0) {} 157fb44de956f27875def889482b5393475060392afJohn McCall 158fb44de956f27875def889482b5393475060392afJohn McCall /// The number of function types we're inside. 159fb44de956f27875def889482b5393475060392afJohn McCall unsigned getDepth() const { 160fb44de956f27875def889482b5393475060392afJohn McCall return Bits >> 1; 161fb44de956f27875def889482b5393475060392afJohn McCall } 162fb44de956f27875def889482b5393475060392afJohn McCall 163fb44de956f27875def889482b5393475060392afJohn McCall /// True if we're in the return type of the innermost function type. 164fb44de956f27875def889482b5393475060392afJohn McCall bool isInResultType() const { 165fb44de956f27875def889482b5393475060392afJohn McCall return Bits & InResultTypeMask; 166fb44de956f27875def889482b5393475060392afJohn McCall } 167fb44de956f27875def889482b5393475060392afJohn McCall 168fb44de956f27875def889482b5393475060392afJohn McCall FunctionTypeDepthState push() { 169fb44de956f27875def889482b5393475060392afJohn McCall FunctionTypeDepthState tmp = *this; 170fb44de956f27875def889482b5393475060392afJohn McCall Bits = (Bits & ~InResultTypeMask) + 2; 171fb44de956f27875def889482b5393475060392afJohn McCall return tmp; 172fb44de956f27875def889482b5393475060392afJohn McCall } 173fb44de956f27875def889482b5393475060392afJohn McCall 174fb44de956f27875def889482b5393475060392afJohn McCall void enterResultType() { 175fb44de956f27875def889482b5393475060392afJohn McCall Bits |= InResultTypeMask; 176fb44de956f27875def889482b5393475060392afJohn McCall } 177fb44de956f27875def889482b5393475060392afJohn McCall 178fb44de956f27875def889482b5393475060392afJohn McCall void leaveResultType() { 179fb44de956f27875def889482b5393475060392afJohn McCall Bits &= ~InResultTypeMask; 180fb44de956f27875def889482b5393475060392afJohn McCall } 181fb44de956f27875def889482b5393475060392afJohn McCall 182fb44de956f27875def889482b5393475060392afJohn McCall void pop(FunctionTypeDepthState saved) { 183fb44de956f27875def889482b5393475060392afJohn McCall assert(getDepth() == saved.getDepth() + 1); 184fb44de956f27875def889482b5393475060392afJohn McCall Bits = saved.Bits; 185fb44de956f27875def889482b5393475060392afJohn McCall } 186fb44de956f27875def889482b5393475060392afJohn McCall 187fb44de956f27875def889482b5393475060392afJohn McCall } FunctionTypeDepth; 188fb44de956f27875def889482b5393475060392afJohn McCall 1891b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar llvm::DenseMap<uintptr_t, unsigned> Substitutions; 1903c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 1911dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall ASTContext &getASTContext() const { return Context.getASTContext(); } 1921dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 193c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbarpublic: 1945f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner CXXNameMangler(ItaniumMangleContext &C, raw_ostream &Out_, 195fb44de956f27875def889482b5393475060392afJohn McCall const NamedDecl *D = 0) 196fb44de956f27875def889482b5393475060392afJohn McCall : Context(C), Out(Out_), Structor(getStructor(D)), StructorType(0), 197fb44de956f27875def889482b5393475060392afJohn McCall SeqID(0) { 198fb44de956f27875def889482b5393475060392afJohn McCall // These can't be mangled without a ctor type or dtor type. 199fb44de956f27875def889482b5393475060392afJohn McCall assert(!D || (!isa<CXXDestructorDecl>(D) && 200fb44de956f27875def889482b5393475060392afJohn McCall !isa<CXXConstructorDecl>(D))); 201fb44de956f27875def889482b5393475060392afJohn McCall } 2025f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner CXXNameMangler(ItaniumMangleContext &C, raw_ostream &Out_, 20377939c995da4ec0ed6c7e5bc8afa901d8cea9001Daniel Dunbar const CXXConstructorDecl *D, CXXCtorType Type) 204c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola : Context(C), Out(Out_), Structor(getStructor(D)), StructorType(Type), 205fb44de956f27875def889482b5393475060392afJohn McCall SeqID(0) { } 2065f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner CXXNameMangler(ItaniumMangleContext &C, raw_ostream &Out_, 20777939c995da4ec0ed6c7e5bc8afa901d8cea9001Daniel Dunbar const CXXDestructorDecl *D, CXXDtorType Type) 208c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola : Context(C), Out(Out_), Structor(getStructor(D)), StructorType(Type), 209fb44de956f27875def889482b5393475060392afJohn McCall SeqID(0) { } 2103ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson 211f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson#if MANGLE_CHECKER 212f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson ~CXXNameMangler() { 213f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson if (Out.str()[0] == '\01') 214f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson return; 215193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 216f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson int status = 0; 217f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson char *result = abi::__cxa_demangle(Out.str().str().c_str(), 0, 0, &status); 218f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson assert(status == 0 && "Could not demangle mangled name!"); 219f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson free(result); 220f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson } 221f98574ba5cbb1c0bc80d66c411fabfd279e823c0Anders Carlsson#endif 2225f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &getStream() { return Out; } 223c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar 2245f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner void mangle(const NamedDecl *D, StringRef Prefix = "_Z"); 22519879c98d964bc67442618510af04e3457219780Anders Carlsson void mangleCallOffset(int64_t NonVirtual, int64_t Virtual); 2260512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall void mangleNumber(const llvm::APSInt &I); 227a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson void mangleNumber(int64_t Number); 2280512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall void mangleFloat(const llvm::APFloat &F); 229c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar void mangleFunctionEncoding(const FunctionDecl *FD); 230c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar void mangleName(const NamedDecl *ND); 231c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar void mangleType(QualType T); 2321b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor void mangleNameOrStandardSubstitution(const NamedDecl *ND); 2331b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor 234c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbarprivate: 2351b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar bool mangleSubstitution(const NamedDecl *ND); 2361b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar bool mangleSubstitution(QualType T); 2371e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor bool mangleSubstitution(TemplateName Template); 2381b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar bool mangleSubstitution(uintptr_t Ptr); 2393c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 24068a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall void mangleExistingSubstitution(QualType type); 24168a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall void mangleExistingSubstitution(TemplateName name); 24268a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall 2431b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar bool mangleStandardSubstitution(const NamedDecl *ND); 244433d1374409a8eeaa4b0975fa187a542d5e40c23Anders Carlsson 2451b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void addSubstitution(const NamedDecl *ND) { 2461b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar ND = cast<NamedDecl>(ND->getCanonicalDecl()); 247efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 2481b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar addSubstitution(reinterpret_cast<uintptr_t>(ND)); 2491b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar } 2501b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void addSubstitution(QualType T); 2511e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor void addSubstitution(TemplateName Template); 2521b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void addSubstitution(uintptr_t Ptr); 2531b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar 254a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall void mangleUnresolvedPrefix(NestedNameSpecifier *qualifier, 255a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall NamedDecl *firstQualifierLookup, 256a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall bool recursive = false); 257a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall void mangleUnresolvedName(NestedNameSpecifier *qualifier, 258a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall NamedDecl *firstQualifierLookup, 259a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall DeclarationName name, 2601dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned KnownArity = UnknownArity); 2611dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 2621b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleName(const TemplateDecl *TD, 2631b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar const TemplateArgument *TemplateArgs, 2641b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar unsigned NumTemplateArgs); 2651dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall void mangleUnqualifiedName(const NamedDecl *ND) { 2661dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleUnqualifiedName(ND, ND->getDeclName(), UnknownArity); 2671dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 2681dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall void mangleUnqualifiedName(const NamedDecl *ND, DeclarationName Name, 2691dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned KnownArity); 2701b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleUnscopedName(const NamedDecl *ND); 2711b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleUnscopedTemplateName(const TemplateDecl *ND); 2721e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor void mangleUnscopedTemplateName(TemplateName); 2731b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleSourceName(const IdentifierInfo *II); 2741b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleLocalName(const NamedDecl *ND); 275570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian void mangleNestedName(const NamedDecl *ND, const DeclContext *DC, 276570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian bool NoFunction=false); 2771b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleNestedName(const TemplateDecl *TD, 2781b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar const TemplateArgument *TemplateArgs, 2791b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar unsigned NumTemplateArgs); 280a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall void manglePrefix(NestedNameSpecifier *qualifier); 281570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian void manglePrefix(const DeclContext *DC, bool NoFunction=false); 2824f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall void manglePrefix(QualType type); 2831b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleTemplatePrefix(const TemplateDecl *ND); 28420f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor void mangleTemplatePrefix(TemplateName Template); 2851b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleOperatorName(OverloadedOperatorKind OO, unsigned Arity); 2861b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleQualifiers(Qualifiers Quals); 2870a9a6d68979619a621fedc5089674487f720f765Douglas Gregor void mangleRefQualifier(RefQualifierKind RefQualifier); 2881b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar 2897b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlsson void mangleObjCMethodName(const ObjCMethodDecl *MD); 290193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 2911b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar // Declare manglers for every type class. 292efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define ABSTRACT_TYPE(CLASS, PARENT) 293efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define NON_CANONICAL_TYPE(CLASS, PARENT) 294efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define TYPE(CLASS, PARENT) void mangleType(const CLASS##Type *T); 295efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#include "clang/AST/TypeNodes.def" 296efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 2971b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleType(const TagType*); 298b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall void mangleType(TemplateName); 2991b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleBareFunctionType(const FunctionType *T, 3001b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar bool MangleReturnType); 30157147a8615bca96e067975fe931baf5d741876a4Bob Wilson void mangleNeonVectorType(const VectorType *T); 302e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson 303e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson void mangleIntegerLiteral(QualType T, const llvm::APSInt &Value); 304a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall void mangleMemberExpr(const Expr *base, bool isArrow, 305a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall NestedNameSpecifier *qualifier, 306a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall NamedDecl *firstQualifierLookup, 307a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall DeclarationName name, 308a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall unsigned knownArity); 3095e1e89b8af283af34943a477dc6378f1a641df26John McCall void mangleExpression(const Expr *E, unsigned Arity = UnknownArity); 3101b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleCXXCtorType(CXXCtorType T); 3111b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleCXXDtorType(CXXDtorType T); 3121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3136dbce19fdae4cfae4eb5f826284978e723a04e61John McCall void mangleTemplateArgs(const ExplicitTemplateArgumentList &TemplateArgs); 31420f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor void mangleTemplateArgs(TemplateName Template, 31520f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor const TemplateArgument *TemplateArgs, 316c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt unsigned NumTemplateArgs); 317d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola void mangleTemplateArgs(const TemplateParameterList &PL, 318d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const TemplateArgument *TemplateArgs, 3191b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar unsigned NumTemplateArgs); 320d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola void mangleTemplateArgs(const TemplateParameterList &PL, 321d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const TemplateArgumentList &AL); 322f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor void mangleTemplateArg(const NamedDecl *P, TemplateArgument A); 3234f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall void mangleUnresolvedTemplateArgs(const TemplateArgument *args, 3244f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall unsigned numArgs); 3253c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 3261b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar void mangleTemplateParameter(unsigned Index); 327fb44de956f27875def889482b5393475060392afJohn McCall 328fb44de956f27875def889482b5393475060392afJohn McCall void mangleFunctionParam(const ParmVarDecl *parm); 3291b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar}; 33014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 3315f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 3325f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 33343f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlssonstatic bool isInCLinkageSpecification(const Decl *D) { 334457e2815d43fa68f7ff7cd2f7e9d1bf7b6fdc653Douglas Gregor D = D->getCanonicalDecl(); 3351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (const DeclContext *DC = D->getDeclContext(); 33643f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson !DC->isTranslationUnit(); DC = DC->getParent()) { 3371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (const LinkageSpecDecl *Linkage = dyn_cast<LinkageSpecDecl>(DC)) 33843f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson return Linkage->getLanguage() == LinkageSpecDecl::lang_c; 339ca3f25c1fb9bbf0d807985baee460670b7f195b4Chris Lattner } 3401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 34143f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson return false; 34243f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson} 3435f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 34414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournebool ItaniumMangleContext::shouldMangleDeclName(const NamedDecl *D) { 345f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar // In C, functions with no attributes never need to be mangled. Fastpath them. 346f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar if (!getASTContext().getLangOptions().CPlusPlus && !D->hasAttrs()) 347f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return false; 348f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar 349f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar // Any decl can be declared with __asm("foo") on it, and this takes precedence 350f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar // over all other naming in the .o file. 351f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar if (D->hasAttr<AsmLabelAttr>()) 352f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return true; 353f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar 354141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // Clang's "overloadable" attribute extension to C/C++ implies name mangling 355a1e1622d1549c470acc999c4399456863e58a011Anders Carlsson // (always) as does passing a C++ member function and a function 356a1e1622d1549c470acc999c4399456863e58a011Anders Carlsson // whose name is not a simple identifier. 357f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar const FunctionDecl *FD = dyn_cast<FunctionDecl>(D); 358f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar if (FD && (FD->hasAttr<OverloadableAttr>() || isa<CXXMethodDecl>(FD) || 359f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar !FD->getDeclName().isIdentifier())) 360f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return true; 3611eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 362f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar // Otherwise, no mangling is done outside C++ mode. 363f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar if (!getASTContext().getLangOptions().CPlusPlus) 364f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return false; 3651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 36631455256ae26cc7069111643ec4429ea564377daSean Hunt // Variables at global scope with non-internal linkage are not mangled 3677facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman if (!FD) { 3687facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman const DeclContext *DC = D->getDeclContext(); 3697facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman // Check for extern variable declared locally. 370e81c5619f11e1ececf99ff30d15e5abfb6ea0c28Fariborz Jahanian if (DC->isFunctionOrMethod() && D->hasLinkage()) 3717facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman while (!DC->isNamespace() && !DC->isTranslationUnit()) 3727facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman DC = DC->getParent(); 3730b6bc8bd7a1d2a7d7478d13d78cff94cacad61fcDouglas Gregor if (DC->isTranslationUnit() && D->getLinkage() != InternalLinkage) 3747facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman return false; 3757facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman } 3767facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman 377c00cb6409307846a9bbcd86d307a1a91aab659d0Eli Friedman // Class members are always mangled. 378c00cb6409307846a9bbcd86d307a1a91aab659d0Eli Friedman if (D->getDeclContext()->isRecord()) 379c00cb6409307846a9bbcd86d307a1a91aab659d0Eli Friedman return true; 380c00cb6409307846a9bbcd86d307a1a91aab659d0Eli Friedman 3817facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman // C functions and "main" are not mangled. 3827facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman if ((FD && FD->isMain()) || isInCLinkageSpecification(D)) 383f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return false; 3845f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 385bc7a0299e4b9d6f669726976d00a08f47f03aa3fChris Lattner return true; 3865f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 3875f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 3885f9e272e632e951b1efe824cd16acb4d96077930Chris Lattnervoid CXXNameMangler::mangle(const NamedDecl *D, StringRef Prefix) { 389141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // Any decl can be declared with __asm("foo") on it, and this takes precedence 390141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // over all other naming in the .o file. 39140b598eea1310ec9ed554d56ce3e25b34c585458Argyrios Kyrtzidis if (const AsmLabelAttr *ALA = D->getAttr<AsmLabelAttr>()) { 39243f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson // If we have an asm name, then we use it as the mangling. 3934e274e955451632e6ba287bb03fb7a7840c3505eRafael Espindola 3944e274e955451632e6ba287bb03fb7a7840c3505eRafael Espindola // Adding the prefix can cause problems when one file has a "foo" and 3954e274e955451632e6ba287bb03fb7a7840c3505eRafael Espindola // another has a "\01foo". That is known to happen on ELF with the 3964e274e955451632e6ba287bb03fb7a7840c3505eRafael Espindola // tricks normally used for producing aliases (PR9177). Fortunately the 3974e274e955451632e6ba287bb03fb7a7840c3505eRafael Espindola // llvm mangler on ELF is a nop, so we can just avoid adding the \01 3986931743e29845d66d919a83db5a7b734f57ffdf2Peter Collingbourne // marker. We also avoid adding the marker if this is an alias for an 3996931743e29845d66d919a83db5a7b734f57ffdf2Peter Collingbourne // LLVM intrinsic. 4005f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner StringRef UserLabelPrefix = 401bcfd1f55bfbb3e5944cd5e03d07b343e280838c4Douglas Gregor getASTContext().getTargetInfo().getUserLabelPrefix(); 4026931743e29845d66d919a83db5a7b734f57ffdf2Peter Collingbourne if (!UserLabelPrefix.empty() && !ALA->getLabel().startswith("llvm.")) 4034e274e955451632e6ba287bb03fb7a7840c3505eRafael Espindola Out << '\01'; // LLVM IR Marker for __asm("foo") 4044e274e955451632e6ba287bb03fb7a7840c3505eRafael Espindola 40543f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson Out << ALA->getLabel(); 406f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar return; 40743f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson } 4081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 40931455256ae26cc7069111643ec4429ea564377daSean Hunt // <mangled-name> ::= _Z <encoding> 41043f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson // ::= <data name> 41143f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson // ::= <special-name> 4127e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar Out << Prefix; 4137e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) 414f981bf84ad7745861bc9c971f46417527e1e5db5Daniel Dunbar mangleFunctionEncoding(FD); 415d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola else if (const VarDecl *VD = dyn_cast<VarDecl>(D)) 416d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleName(VD); 4177e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar else 418d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleName(cast<FieldDecl>(D)); 41943f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson} 42043f1740b7eeef0f39479474f199ec7cfa290b57eAnders Carlsson 4215f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleFunctionEncoding(const FunctionDecl *FD) { 4225f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <encoding> ::= <function name> <bare-function-type> 4235f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor mangleName(FD); 4241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4257e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // Don't mangle in the type if this isn't a decl we should typically mangle. 4267e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar if (!Context.shouldMangleDeclName(FD)) 4277e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar return; 4287e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar 429141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // Whether the mangling of a function type includes the return type depends on 430141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // the context and the nature of the function. The rules for deciding whether 431141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // the return type is included are: 4321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // 4331fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 1. Template functions (names or types) have return types encoded, with 4341fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // the exceptions listed below. 4351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // 2. Function types not appearing as part of a function name mangling, 4361fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // e.g. parameters, pointer types, etc., have return type encoded, with the 4371fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // exceptions listed below. 4381fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 3. Non-template function names do not have return types encoded. 4391fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 440141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // The exceptions mentioned in (1) and (2) above, for which the return type is 441141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // never included, are 4421fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 1. Constructors. 4431fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 2. Destructors. 4441fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor // 3. Conversion operator functions, e.g. operator int. 4451fd2dd145d9bcdf0b8d60a88e1795b6ae83656f5Douglas Gregor bool MangleReturnType = false; 4469234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson if (FunctionTemplateDecl *PrimaryTemplate = FD->getPrimaryTemplate()) { 4479234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson if (!(isa<CXXConstructorDecl>(FD) || isa<CXXDestructorDecl>(FD) || 4489234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson isa<CXXConversionDecl>(FD))) 4499234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson MangleReturnType = true; 4503c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 4519234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson // Mangle the type of the primary template. 4529234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson FD = PrimaryTemplate->getTemplatedDecl(); 4539234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson } 4549234b7ff2bb99479fb97d5faa181a55aacf28b78Anders Carlsson 45579e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor mangleBareFunctionType(FD->getType()->getAs<FunctionType>(), 45679e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor MangleReturnType); 4575f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 4585f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 45947846d2b4c19972e57563bb05a777748939bfb47Anders Carlssonstatic const DeclContext *IgnoreLinkageSpecDecls(const DeclContext *DC) { 46047846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson while (isa<LinkageSpecDecl>(DC)) { 46147846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson DC = DC->getParent(); 46247846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson } 463193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 46447846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson return DC; 46547846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson} 46647846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson 467c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson/// isStd - Return whether a given namespace is the 'std' namespace. 468c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlssonstatic bool isStd(const NamespaceDecl *NS) { 469c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson if (!IgnoreLinkageSpecDecls(NS->getParent())->isTranslationUnit()) 470c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson return false; 471c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson 472c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson const IdentifierInfo *II = NS->getOriginalNamespace()->getIdentifier(); 473c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson return II && II->isStr("std"); 474c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson} 475c820f90ff1a2c6e3e8b859355541c32f31d3cb8eAnders Carlsson 47647846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson// isStdNamespace - Return whether a given decl context is a toplevel 'std' 47747846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson// namespace. 4781308af913ecd176341caa506d8dfb637e1b25486Daniel Dunbarstatic bool isStdNamespace(const DeclContext *DC) { 47947846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson if (!DC->isNamespace()) 48047846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson return false; 481193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 48247846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson return isStd(cast<NamespaceDecl>(DC)); 4831308af913ecd176341caa506d8dfb637e1b25486Daniel Dunbar} 4841308af913ecd176341caa506d8dfb637e1b25486Daniel Dunbar 485bb36ba488b7c6185546f8696447530ebfd296df7Anders Carlssonstatic const TemplateDecl * 486bb36ba488b7c6185546f8696447530ebfd296df7Anders CarlssonisTemplate(const NamedDecl *ND, const TemplateArgumentList *&TemplateArgs) { 4872744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson // Check if we have a function template. 4882744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(ND)){ 489bb36ba488b7c6185546f8696447530ebfd296df7Anders Carlsson if (const TemplateDecl *TD = FD->getPrimaryTemplate()) { 4902744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson TemplateArgs = FD->getTemplateSpecializationArgs(); 491bb36ba488b7c6185546f8696447530ebfd296df7Anders Carlsson return TD; 4922744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson } 4932744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson } 4942744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson 495eafc6dcf670070812a99fcc6db21945a786d9829Anders Carlsson // Check if we have a class template. 496eafc6dcf670070812a99fcc6db21945a786d9829Anders Carlsson if (const ClassTemplateSpecializationDecl *Spec = 497eafc6dcf670070812a99fcc6db21945a786d9829Anders Carlsson dyn_cast<ClassTemplateSpecializationDecl>(ND)) { 498eafc6dcf670070812a99fcc6db21945a786d9829Anders Carlsson TemplateArgs = &Spec->getTemplateArgs(); 499bb36ba488b7c6185546f8696447530ebfd296df7Anders Carlsson return Spec->getSpecializedTemplate(); 500eafc6dcf670070812a99fcc6db21945a786d9829Anders Carlsson } 5013c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 5022744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson return 0; 5032744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson} 5042744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson 5055f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleName(const NamedDecl *ND) { 5065f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <name> ::= <nested-name> 5075f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= <unscoped-name> 5085f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= <unscoped-template-name> <template-args> 509201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson // ::= <local-name> 5105f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // 511d58d6f778de936516d8815783f2e88348c41dce4Anders Carlsson const DeclContext *DC = ND->getDeclContext(); 512193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 5137facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman // If this is an extern variable declared locally, the relevant DeclContext 5147facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman // is that of the containing namespace, or the translation unit. 5157facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman if (isa<FunctionDecl>(DC) && ND->hasLinkage()) 5167facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman while (!DC->isNamespace() && !DC->isTranslationUnit()) 5177facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman DC = DC->getParent(); 51882b7d7bc723051d8db4e21883e9072fe3ad99305John McCall else if (GetLocalClassDecl(ND)) { 51982b7d7bc723051d8db4e21883e9072fe3ad99305John McCall mangleLocalName(ND); 52082b7d7bc723051d8db4e21883e9072fe3ad99305John McCall return; 52182b7d7bc723051d8db4e21883e9072fe3ad99305John McCall } 5227facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman 5235cc58c6cfe4a6378287dbf92f9b1a23e133a6118Anders Carlsson while (isa<LinkageSpecDecl>(DC)) 524d58d6f778de936516d8815783f2e88348c41dce4Anders Carlsson DC = DC->getParent(); 5253c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 526d58d6f778de936516d8815783f2e88348c41dce4Anders Carlsson if (DC->isTranslationUnit() || isStdNamespace(DC)) { 5272744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson // Check if we have a template. 5282744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson const TemplateArgumentList *TemplateArgs = 0; 5290fa6df440023a95d8b47c79111e8613fc29f723bAnders Carlsson if (const TemplateDecl *TD = isTemplate(ND, TemplateArgs)) { 5302744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson mangleUnscopedTemplateName(TD); 531d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola TemplateParameterList *TemplateParameters = TD->getTemplateParameters(); 532d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArgs(*TemplateParameters, *TemplateArgs); 5332744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson return; 5347482e247163978792654ca1a99913e19dd507e0aAnders Carlsson } 5357482e247163978792654ca1a99913e19dd507e0aAnders Carlsson 5367482e247163978792654ca1a99913e19dd507e0aAnders Carlsson mangleUnscopedName(ND); 5377482e247163978792654ca1a99913e19dd507e0aAnders Carlsson return; 5387482e247163978792654ca1a99913e19dd507e0aAnders Carlsson } 5393c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 5407b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlsson if (isa<FunctionDecl>(DC) || isa<ObjCMethodDecl>(DC)) { 5411b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson mangleLocalName(ND); 5427482e247163978792654ca1a99913e19dd507e0aAnders Carlsson return; 5437482e247163978792654ca1a99913e19dd507e0aAnders Carlsson } 5443c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 5457facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedman mangleNestedName(ND, DC); 5465f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 5473c9e463762243affcb0223d853ba10e07e321747Daniel Dunbarvoid CXXNameMangler::mangleName(const TemplateDecl *TD, 5487624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson const TemplateArgument *TemplateArgs, 5497624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson unsigned NumTemplateArgs) { 55047846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson const DeclContext *DC = IgnoreLinkageSpecDecls(TD->getDeclContext()); 5513c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 5527624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson if (DC->isTranslationUnit() || isStdNamespace(DC)) { 5530fa6df440023a95d8b47c79111e8613fc29f723bAnders Carlsson mangleUnscopedTemplateName(TD); 554d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola TemplateParameterList *TemplateParameters = TD->getTemplateParameters(); 555d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArgs(*TemplateParameters, TemplateArgs, NumTemplateArgs); 5567624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson } else { 5577624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson mangleNestedName(TD, TemplateArgs, NumTemplateArgs); 5587624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson } 5597624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson} 5607624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson 561201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlssonvoid CXXNameMangler::mangleUnscopedName(const NamedDecl *ND) { 562201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson // <unscoped-name> ::= <unqualified-name> 563201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson // ::= St <unqualified-name> # ::std:: 564201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson if (isStdNamespace(ND->getDeclContext())) 565201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson Out << "St"; 5663c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 567201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson mangleUnqualifiedName(ND); 568201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson} 569201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson 5700fa6df440023a95d8b47c79111e8613fc29f723bAnders Carlssonvoid CXXNameMangler::mangleUnscopedTemplateName(const TemplateDecl *ND) { 571201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson // <unscoped-template-name> ::= <unscoped-name> 572201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson // ::= <substitution> 5737624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson if (mangleSubstitution(ND)) 57403c9d530dbdcbb00b0b1ac0abced5dcce2e21408Anders Carlsson return; 5753c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 57632fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor // <template-template-param> ::= <template-param> 57732fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor if (const TemplateTemplateParmDecl *TTP 57832fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor = dyn_cast<TemplateTemplateParmDecl>(ND)) { 57932fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor mangleTemplateParameter(TTP->getIndex()); 58032fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor return; 581193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam } 58232fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor 5831668f2062b237ddb137f5d16388b3dea49651f85Anders Carlsson mangleUnscopedName(ND->getTemplatedDecl()); 5847624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson addSubstitution(ND); 585201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson} 586201ce7485c3401adad861fd0979f1bfefc064ff7Anders Carlsson 5871e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregorvoid CXXNameMangler::mangleUnscopedTemplateName(TemplateName Template) { 5881e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // <unscoped-template-name> ::= <unscoped-name> 5891e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // ::= <substitution> 5901e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (TemplateDecl *TD = Template.getAsTemplateDecl()) 5911e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return mangleUnscopedTemplateName(TD); 592c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 5931e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (mangleSubstitution(Template)) 5941e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return; 5951e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor 5961e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor DependentTemplateName *Dependent = Template.getAsDependentTemplateName(); 5971e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor assert(Dependent && "Not a dependent template name?"); 5981961791626ab0ebbd8bf901a37476d527def4edbDouglas Gregor if (const IdentifierInfo *Id = Dependent->getIdentifier()) 5991961791626ab0ebbd8bf901a37476d527def4edbDouglas Gregor mangleSourceName(Id); 6001961791626ab0ebbd8bf901a37476d527def4edbDouglas Gregor else 6011961791626ab0ebbd8bf901a37476d527def4edbDouglas Gregor mangleOperatorName(Dependent->getOperator(), UnknownArity); 602c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 6031e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor addSubstitution(Template); 6041e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor} 6051e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor 6061b6005285e234bc30698917b2d3abb2f1f98bc77John McCallvoid CXXNameMangler::mangleFloat(const llvm::APFloat &f) { 6071b6005285e234bc30698917b2d3abb2f1f98bc77John McCall // ABI: 6081b6005285e234bc30698917b2d3abb2f1f98bc77John McCall // Floating-point literals are encoded using a fixed-length 6091b6005285e234bc30698917b2d3abb2f1f98bc77John McCall // lowercase hexadecimal string corresponding to the internal 6101b6005285e234bc30698917b2d3abb2f1f98bc77John McCall // representation (IEEE on Itanium), high-order bytes first, 6111b6005285e234bc30698917b2d3abb2f1f98bc77John McCall // without leading zeroes. For example: "Lf bf800000 E" is -1.0f 6121b6005285e234bc30698917b2d3abb2f1f98bc77John McCall // on Itanium. 6131b6005285e234bc30698917b2d3abb2f1f98bc77John McCall // APInt::toString uses uppercase hexadecimal, and it's not really 6141b6005285e234bc30698917b2d3abb2f1f98bc77John McCall // worth embellishing that interface for this use case, so we just 6151b6005285e234bc30698917b2d3abb2f1f98bc77John McCall // do a second pass to lowercase things. 6161b6005285e234bc30698917b2d3abb2f1f98bc77John McCall typedef llvm::SmallString<20> buffer_t; 6171b6005285e234bc30698917b2d3abb2f1f98bc77John McCall buffer_t buffer; 6181b6005285e234bc30698917b2d3abb2f1f98bc77John McCall f.bitcastToAPInt().toString(buffer, 16, false); 6191b6005285e234bc30698917b2d3abb2f1f98bc77John McCall 6201b6005285e234bc30698917b2d3abb2f1f98bc77John McCall for (buffer_t::iterator i = buffer.begin(), e = buffer.end(); i != e; ++i) 6211b6005285e234bc30698917b2d3abb2f1f98bc77John McCall if (isupper(*i)) *i = tolower(*i); 6221b6005285e234bc30698917b2d3abb2f1f98bc77John McCall 6231b6005285e234bc30698917b2d3abb2f1f98bc77John McCall Out.write(buffer.data(), buffer.size()); 6240512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall} 6250512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 6260512e48ea1664dd0d3af0dd29bb46bbded040d56John McCallvoid CXXNameMangler::mangleNumber(const llvm::APSInt &Value) { 6270512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (Value.isSigned() && Value.isNegative()) { 6280512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'n'; 6290512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Value.abs().print(Out, true); 6300512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } else 6310512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Value.print(Out, Value.isSigned()); 6320512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall} 6330512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 634a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlssonvoid CXXNameMangler::mangleNumber(int64_t Number) { 635a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson // <number> ::= [n] <non-negative decimal integer> 636a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson if (Number < 0) { 637a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << 'n'; 638a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Number = -Number; 639a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson } 640193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 641a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << Number; 642a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson} 643a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson 64419879c98d964bc67442618510af04e3457219780Anders Carlssonvoid CXXNameMangler::mangleCallOffset(int64_t NonVirtual, int64_t Virtual) { 645141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // <call-offset> ::= h <nv-offset> _ 646141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // ::= v <v-offset> _ 647141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // <nv-offset> ::= <offset number> # non-virtual base override 648a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson // <v-offset> ::= <offset number> _ <virtual offset number> 649141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // # virtual base override, with vcall offset 65019879c98d964bc67442618510af04e3457219780Anders Carlsson if (!Virtual) { 651a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << 'h'; 65219879c98d964bc67442618510af04e3457219780Anders Carlsson mangleNumber(NonVirtual); 653a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << '_'; 654a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson return; 655141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump } 656193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 657a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << 'v'; 65819879c98d964bc67442618510af04e3457219780Anders Carlsson mangleNumber(NonVirtual); 659a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << '_'; 66019879c98d964bc67442618510af04e3457219780Anders Carlsson mangleNumber(Virtual); 661a94822e8937eeb340a653b88024f805a07a2d2eeAnders Carlsson Out << '_'; 6629124bccde8e4b3531474b108d74720feac898d75Mike Stump} 6639124bccde8e4b3531474b108d74720feac898d75Mike Stump 6644f4e413f282609d4a488b44fc8669c28636a7abaJohn McCallvoid CXXNameMangler::manglePrefix(QualType type) { 665a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall if (const TemplateSpecializationType *TST = 666a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall type->getAs<TemplateSpecializationType>()) { 667a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall if (!mangleSubstitution(QualType(TST, 0))) { 668a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall mangleTemplatePrefix(TST->getTemplateName()); 669a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 670a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // FIXME: GCC does not appear to mangle the template arguments when 671a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // the template in question is a dependent template name. Should we 672a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // emulate that badness? 673a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall mangleTemplateArgs(TST->getTemplateName(), TST->getArgs(), 674a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall TST->getNumArgs()); 675a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall addSubstitution(QualType(TST, 0)); 676a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall } 677a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall } else if (const DependentTemplateSpecializationType *DTST 678a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall = type->getAs<DependentTemplateSpecializationType>()) { 679a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall TemplateName Template 680a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall = getASTContext().getDependentTemplateName(DTST->getQualifier(), 681a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall DTST->getIdentifier()); 682a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall mangleTemplatePrefix(Template); 683a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 684a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // FIXME: GCC does not appear to mangle the template arguments when 685a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // the template in question is a dependent template name. Should we 686a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // emulate that badness? 687a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall mangleTemplateArgs(Template, DTST->getArgs(), DTST->getNumArgs()); 688a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall } else { 689a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // We use the QualType mangle type variant here because it handles 690a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // substitutions. 691a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall mangleType(type); 692a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall } 693a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall} 694a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 695a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall/// Mangle everything prior to the base-unresolved-name in an unresolved-name. 696a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall/// 697a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall/// \param firstQualifierLookup - the entity found by unqualified lookup 698a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall/// for the first name in the qualifier, if this is for a member expression 699a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall/// \param recursive - true if this is being called recursively, 700a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall/// i.e. if there is more prefix "to the right". 701a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCallvoid CXXNameMangler::mangleUnresolvedPrefix(NestedNameSpecifier *qualifier, 702a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall NamedDecl *firstQualifierLookup, 703a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall bool recursive) { 704a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 705a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // x, ::x 706a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // <unresolved-name> ::= [gs] <base-unresolved-name> 707a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 708a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // T::x / decltype(p)::x 709a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // <unresolved-name> ::= sr <unresolved-type> <base-unresolved-name> 710a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 711a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // T::N::x /decltype(p)::N::x 712a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // <unresolved-name> ::= srN <unresolved-type> <unresolved-qualifier-level>+ E 713a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // <base-unresolved-name> 714a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 715a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // A::x, N::y, A<T>::z; "gs" means leading "::" 716a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // <unresolved-name> ::= [gs] sr <unresolved-qualifier-level>+ E 717a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // <base-unresolved-name> 718a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 719a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall switch (qualifier->getKind()) { 7201dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case NestedNameSpecifier::Global: 721a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall Out << "gs"; 722a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 723a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // We want an 'sr' unless this is the entire NNS. 724a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall if (recursive) 725a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall Out << "sr"; 726a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 727a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // We never want an 'E' here. 728a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall return; 729a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 7301dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case NestedNameSpecifier::Namespace: 731a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall if (qualifier->getPrefix()) 732a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall mangleUnresolvedPrefix(qualifier->getPrefix(), firstQualifierLookup, 733a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall /*recursive*/ true); 734a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall else 735a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall Out << "sr"; 736a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall mangleSourceName(qualifier->getAsNamespace()->getIdentifier()); 7371dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 73814aba76042e041b2c5e439bf4ae353a0a3c7fd73Douglas Gregor case NestedNameSpecifier::NamespaceAlias: 739a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall if (qualifier->getPrefix()) 740a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall mangleUnresolvedPrefix(qualifier->getPrefix(), firstQualifierLookup, 741a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall /*recursive*/ true); 742a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall else 743a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall Out << "sr"; 744a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall mangleSourceName(qualifier->getAsNamespaceAlias()->getIdentifier()); 74514aba76042e041b2c5e439bf4ae353a0a3c7fd73Douglas Gregor break; 746a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 7471dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case NestedNameSpecifier::TypeSpec: 7489b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola case NestedNameSpecifier::TypeSpecWithTemplate: { 7494f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall const Type *type = qualifier->getAsType(); 7509b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola 7514f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall // We only want to use an unresolved-type encoding if this is one of: 7524f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall // - a decltype 7534f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall // - a template type parameter 7544f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall // - a template template parameter with arguments 7554f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall // In all of these cases, we should have no prefix. 7564f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall if (qualifier->getPrefix()) { 7574f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall mangleUnresolvedPrefix(qualifier->getPrefix(), firstQualifierLookup, 7584f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall /*recursive*/ true); 7594f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall } else { 7604f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall // Otherwise, all the cases want this. 7614f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall Out << "sr"; 7624f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall } 7634f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall 7644f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall // Only certain other types are valid as prefixes; enumerate them. 765d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall switch (type->getTypeClass()) { 766d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::Builtin: 767d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::Complex: 768d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::Pointer: 769d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::BlockPointer: 770d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::LValueReference: 771d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::RValueReference: 772d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::MemberPointer: 773d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::ConstantArray: 774d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::IncompleteArray: 775d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::VariableArray: 776d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::DependentSizedArray: 777d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::DependentSizedExtVector: 778d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::Vector: 779d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::ExtVector: 780d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::FunctionProto: 781d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::FunctionNoProto: 782d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::Enum: 783d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::Paren: 784d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::Elaborated: 785d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::Attributed: 786d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::Auto: 787d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::PackExpansion: 788d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::ObjCObject: 789d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::ObjCInterface: 790d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::ObjCObjectPointer: 791d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall llvm_unreachable("type is illegal as a nested name specifier"); 792d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall 79368a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall case Type::SubstTemplateTypeParmPack: 79468a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // FIXME: not clear how to mangle this! 79568a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // template <class T...> class A { 79668a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // template <class U...> void foo(decltype(T::foo(U())) x...); 79768a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // }; 79868a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall Out << "_SUBSTPACK_"; 79968a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall break; 80068a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall 801d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall // <unresolved-type> ::= <template-param> 802d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall // ::= <decltype> 803d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall // ::= <template-template-param> <template-args> 804d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall // (this last is not official yet) 805d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::TypeOfExpr: 806d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::TypeOf: 807d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::Decltype: 808d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::TemplateTypeParm: 809d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::UnaryTransform: 81035ee32e800145a535f2676898f8f06f7ae6e9b43John McCall case Type::SubstTemplateTypeParm: 811d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall unresolvedType: 812d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall assert(!qualifier->getPrefix()); 813d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall 814d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall // We only get here recursively if we're followed by identifiers. 815d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall if (recursive) Out << 'N'; 816d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall 81735ee32e800145a535f2676898f8f06f7ae6e9b43John McCall // This seems to do everything we want. It's not really 81835ee32e800145a535f2676898f8f06f7ae6e9b43John McCall // sanctioned for a substituted template parameter, though. 819d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall mangleType(QualType(type, 0)); 820d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall 821d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall // We never want to print 'E' directly after an unresolved-type, 822d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall // so we return directly. 823d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall return; 824d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall 825d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::Typedef: 826d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall mangleSourceName(cast<TypedefType>(type)->getDecl()->getIdentifier()); 827d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall break; 828d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall 829d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::UnresolvedUsing: 830d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall mangleSourceName(cast<UnresolvedUsingType>(type)->getDecl() 831d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall ->getIdentifier()); 832d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall break; 833d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall 834d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::Record: 835d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall mangleSourceName(cast<RecordType>(type)->getDecl()->getIdentifier()); 836d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall break; 837d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall 838d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::TemplateSpecialization: { 839d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall const TemplateSpecializationType *tst 840d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall = cast<TemplateSpecializationType>(type); 84168a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall TemplateName name = tst->getTemplateName(); 84268a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall switch (name.getKind()) { 84368a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall case TemplateName::Template: 84468a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall case TemplateName::QualifiedTemplate: { 84568a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall TemplateDecl *temp = name.getAsTemplateDecl(); 84668a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall 84768a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // If the base is a template template parameter, this is an 84868a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // unresolved type. 84968a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall assert(temp && "no template for template specialization type"); 85068a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall if (isa<TemplateTemplateParmDecl>(temp)) goto unresolvedType; 85168a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall 85268a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall mangleSourceName(temp->getIdentifier()); 85368a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall break; 85468a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall } 855d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall 85668a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall case TemplateName::OverloadedTemplate: 85768a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall case TemplateName::DependentTemplate: 85868a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall llvm_unreachable("invalid base for a template specialization type"); 85968a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall 86068a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall case TemplateName::SubstTemplateTemplateParm: { 86168a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall SubstTemplateTemplateParmStorage *subst 86268a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall = name.getAsSubstTemplateTemplateParm(); 86368a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall mangleExistingSubstitution(subst->getReplacement()); 86468a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall break; 86568a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall } 86668a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall 86768a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall case TemplateName::SubstTemplateTemplateParmPack: { 86868a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // FIXME: not clear how to mangle this! 86968a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // template <template <class U> class T...> class A { 87068a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // template <class U...> void foo(decltype(T<U>::foo) x...); 87168a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // }; 87268a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall Out << "_SUBSTPACK_"; 87368a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall break; 87468a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall } 87568a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall } 876d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall 8774f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall mangleUnresolvedTemplateArgs(tst->getArgs(), tst->getNumArgs()); 878d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall break; 879d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall } 880d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall 881d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::InjectedClassName: 882d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall mangleSourceName(cast<InjectedClassNameType>(type)->getDecl() 883d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall ->getIdentifier()); 884d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall break; 885d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall 886d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::DependentName: 887d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall mangleSourceName(cast<DependentNameType>(type)->getIdentifier()); 888d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall break; 889d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall 890d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall case Type::DependentTemplateSpecialization: { 891d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall const DependentTemplateSpecializationType *tst 892d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall = cast<DependentTemplateSpecializationType>(type); 8934f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall mangleSourceName(tst->getIdentifier()); 8944f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall mangleUnresolvedTemplateArgs(tst->getArgs(), tst->getNumArgs()); 895d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall break; 896d3d49bb27c7ffd9accc0a6c00e887111c0348845John McCall } 8974f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall } 8984f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall break; 8999b35b25db3641dfa8876d24b41cfa5b4d51477cbRafael Espindola } 900a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 9011dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case NestedNameSpecifier::Identifier: 902ad5e73887052193afda72db8efcb812bd083a4a8John McCall // Member expressions can have these without prefixes. 903a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall if (qualifier->getPrefix()) { 904a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall mangleUnresolvedPrefix(qualifier->getPrefix(), firstQualifierLookup, 905a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall /*recursive*/ true); 906a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall } else if (firstQualifierLookup) { 907a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 908a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // Try to make a proper qualifier out of the lookup result, and 909a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // then just recurse on that. 910a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall NestedNameSpecifier *newQualifier; 911a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall if (TypeDecl *typeDecl = dyn_cast<TypeDecl>(firstQualifierLookup)) { 912a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall QualType type = getASTContext().getTypeDeclType(typeDecl); 913a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 914a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // Pretend we had a different nested name specifier. 915a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall newQualifier = NestedNameSpecifier::Create(getASTContext(), 916a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall /*prefix*/ 0, 917a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall /*template*/ false, 918a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall type.getTypePtr()); 919a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall } else if (NamespaceDecl *nspace = 920a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall dyn_cast<NamespaceDecl>(firstQualifierLookup)) { 921a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall newQualifier = NestedNameSpecifier::Create(getASTContext(), 922a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall /*prefix*/ 0, 923a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall nspace); 924a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall } else if (NamespaceAliasDecl *alias = 925a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall dyn_cast<NamespaceAliasDecl>(firstQualifierLookup)) { 926a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall newQualifier = NestedNameSpecifier::Create(getASTContext(), 927a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall /*prefix*/ 0, 928a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall alias); 929a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall } else { 930a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // No sensible mangling to do here. 931a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall newQualifier = 0; 932a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall } 933a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 934a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall if (newQualifier) 935a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall return mangleUnresolvedPrefix(newQualifier, /*lookup*/ 0, recursive); 936a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 937a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall } else { 938a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall Out << "sr"; 939a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall } 940a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 941a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall mangleSourceName(qualifier->getAsIdentifier()); 9421dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 9431dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 9441dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 945a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // If this was the innermost part of the NNS, and we fell out to 946a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // here, append an 'E'. 947a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall if (!recursive) 948a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall Out << 'E'; 949a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall} 9501dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 951a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall/// Mangle an unresolved-name, which is generally used for names which 952a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall/// weren't resolved to specific entities. 953a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCallvoid CXXNameMangler::mangleUnresolvedName(NestedNameSpecifier *qualifier, 954a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall NamedDecl *firstQualifierLookup, 955a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall DeclarationName name, 956a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall unsigned knownArity) { 957a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall if (qualifier) mangleUnresolvedPrefix(qualifier, firstQualifierLookup); 958a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall mangleUnqualifiedName(0, name, knownArity); 9591dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall} 9601dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 9616f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlssonstatic const FieldDecl *FindFirstNamedDataMember(const RecordDecl *RD) { 9626f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson assert(RD->isAnonymousStructOrUnion() && 9636f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson "Expected anonymous struct or union!"); 9646f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 9656f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson for (RecordDecl::field_iterator I = RD->field_begin(), E = RD->field_end(); 9666f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson I != E; ++I) { 9676f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson const FieldDecl *FD = *I; 9686f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 9696f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson if (FD->getIdentifier()) 9706f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson return FD; 9716f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 9726f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson if (const RecordType *RT = FD->getType()->getAs<RecordType>()) { 9736f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson if (const FieldDecl *NamedDataMember = 9746f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson FindFirstNamedDataMember(RT->getDecl())) 9756f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson return NamedDataMember; 9766f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson } 9776f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson } 9786f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 9796f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // We didn't find a named data member. 9806f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson return 0; 9816f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson} 9826f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 9831dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCallvoid CXXNameMangler::mangleUnqualifiedName(const NamedDecl *ND, 9841dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall DeclarationName Name, 9851dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned KnownArity) { 9865f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <unqualified-name> ::= <operator-name> 9871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // ::= <ctor-dtor-name> 9881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // ::= <source-name> 9895f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor switch (Name.getNameKind()) { 990c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson case DeclarationName::Identifier: { 991c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson if (const IdentifierInfo *II = Name.getAsIdentifierInfo()) { 99231455256ae26cc7069111643ec4429ea564377daSean Hunt // We must avoid conflicts between internally- and externally- 99374990f45b0bc57fca81f908efb13d2b6c6350f03John McCall // linked variable and function declaration names in the same TU: 99474990f45b0bc57fca81f908efb13d2b6c6350f03John McCall // void test() { extern void foo(); } 99574990f45b0bc57fca81f908efb13d2b6c6350f03John McCall // static void foo(); 99674990f45b0bc57fca81f908efb13d2b6c6350f03John McCall // This naming convention is the same as that followed by GCC, 99774990f45b0bc57fca81f908efb13d2b6c6350f03John McCall // though it shouldn't actually matter. 99874990f45b0bc57fca81f908efb13d2b6c6350f03John McCall if (ND && ND->getLinkage() == InternalLinkage && 99931455256ae26cc7069111643ec4429ea564377daSean Hunt ND->getDeclContext()->isFileContext()) 100031455256ae26cc7069111643ec4429ea564377daSean Hunt Out << 'L'; 100131455256ae26cc7069111643ec4429ea564377daSean Hunt 1002c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson mangleSourceName(II); 1003c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson break; 1004c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson } 10053c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 10061dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // Otherwise, an anonymous entity. We must have a declaration. 10071dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall assert(ND && "mangling empty name without declaration"); 10081dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 10091dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (const NamespaceDecl *NS = dyn_cast<NamespaceDecl>(ND)) { 10101dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (NS->isAnonymousNamespace()) { 10111dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // This is how gcc mangles these names. 10121dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Out << "12_GLOBAL__N_1"; 10131dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 10141dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 10151dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 10161dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 10176f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson if (const VarDecl *VD = dyn_cast<VarDecl>(ND)) { 10186f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // We must have an anonymous union or struct declaration. 10196f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson const RecordDecl *RD = 10206f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson cast<RecordDecl>(VD->getType()->getAs<RecordType>()->getDecl()); 10216f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 10226f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // Itanium C++ ABI 5.1.2: 10236f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // 10246f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // For the purposes of mangling, the name of an anonymous union is 10256f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // considered to be the name of the first named data member found by a 10266f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // pre-order, depth-first, declaration-order walk of the data members of 10276f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // the anonymous union. If there is no such data member (i.e., if all of 10286f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // the data members in the union are unnamed), then there is no way for 10296f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // a program to refer to the anonymous union, and there is therefore no 10306f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson // need to mangle its name. 10316f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson const FieldDecl *FD = FindFirstNamedDataMember(RD); 10327121c8f551d9c91c0cf0e5e1f7f9aafa97241b17John McCall 10337121c8f551d9c91c0cf0e5e1f7f9aafa97241b17John McCall // It's actually possible for various reasons for us to get here 10347121c8f551d9c91c0cf0e5e1f7f9aafa97241b17John McCall // with an empty anonymous struct / union. Fortunately, it 10357121c8f551d9c91c0cf0e5e1f7f9aafa97241b17John McCall // doesn't really matter what name we generate. 10367121c8f551d9c91c0cf0e5e1f7f9aafa97241b17John McCall if (!FD) break; 10376f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson assert(FD->getIdentifier() && "Data member name isn't an identifier!"); 10386f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 10396f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson mangleSourceName(FD->getIdentifier()); 10406f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson break; 10416f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson } 10426f7e2f4019860cad19883db44f4d0bfa36d2f552Anders Carlsson 1043c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson // We must have an anonymous struct. 1044c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson const TagDecl *TD = cast<TagDecl>(ND); 1045162e1c1b487352434552147967c3dd296ebee2f7Richard Smith if (const TypedefNameDecl *D = TD->getTypedefNameForAnonDecl()) { 1046c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson assert(TD->getDeclContext() == D->getDeclContext() && 1047c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson "Typedef should not be in another decl context!"); 1048c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson assert(D->getDeclName().getAsIdentifierInfo() && 1049c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson "Typedef was not named!"); 1050c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson mangleSourceName(D->getDeclName().getAsIdentifierInfo()); 1051c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson break; 1052c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson } 10533c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 1054c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson // Get a unique id for the anonymous struct. 1055c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson uint64_t AnonStructId = Context.getAnonymousStructId(TD); 1056c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson 1057c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson // Mangle it as a source name in the form 10583c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar // [n] $_<id> 1059c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson // where n is the length of the string. 1060c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson llvm::SmallString<8> Str; 1061c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson Str += "$_"; 1062c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson Str += llvm::utostr(AnonStructId); 1063c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson 1064c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson Out << Str.size(); 1065c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson Out << Str.str(); 10665f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 1067c4355b6883382b85cda3b7337587784dabf3450bAnders Carlsson } 10685f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 10695f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::ObjCZeroArgSelector: 10705f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::ObjCOneArgSelector: 10715f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::ObjCMultiArgSelector: 10725f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor assert(false && "Can't mangle Objective-C selector names here!"); 10735f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 10745f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 10755f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::CXXConstructorName: 107627ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson if (ND == Structor) 1077141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // If the named decl is the C++ constructor we're mangling, use the type 1078141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // we were given. 107927ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson mangleCXXCtorType(static_cast<CXXCtorType>(StructorType)); 10803ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson else 10813ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // Otherwise, use the complete constructor name. This is relevant if a 10823ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // class with a constructor is declared within a constructor. 10833ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson mangleCXXCtorType(Ctor_Complete); 10845f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 10855f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 10865f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::CXXDestructorName: 108727ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson if (ND == Structor) 1088141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // If the named decl is the C++ destructor we're mangling, use the type we 1089141c5afc2bbb550b83f18e0284585b5ae477ad2aMike Stump // were given. 109027ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson mangleCXXDtorType(static_cast<CXXDtorType>(StructorType)); 109127ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson else 109227ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // Otherwise, use the complete destructor name. This is relevant if a 109327ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // class with a destructor is declared within a destructor. 109427ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson mangleCXXDtorType(Dtor_Complete); 10955f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 10965f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 10975f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::CXXConversionFunctionName: 10981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // <operator-name> ::= cv <type> # (cast) 1099219cc61b505960195d538052f0e629b387ad60caDouglas Gregor Out << "cv"; 110079e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor mangleType(Name.getCXXNameType()); 11015f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 11025f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 11038257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson case DeclarationName::CXXOperatorName: { 11041dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned Arity; 11051dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (ND) { 11061dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Arity = cast<FunctionDecl>(ND)->getNumParams(); 1107193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 11081dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // If we have a C++ member function, we need to include the 'this' pointer. 11091dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // FIXME: This does not make sense for operators that are static, but their 11101dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // names stay the same regardless of the arity (operator new for instance). 11111dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (isa<CXXMethodDecl>(ND)) 11121dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Arity++; 11131dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } else 11141dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Arity = KnownArity; 11151dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 11168257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson mangleOperatorName(Name.getCXXOverloadedOperator(), Arity); 11175f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 11188257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson } 11195f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 11203e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt case DeclarationName::CXXLiteralOperatorName: 11215dd6b39fb585f252bd87fb8032888bb208059f0dSean Hunt // FIXME: This mangling is not yet official. 11222421f66b945510c7d049f6d89e7cc57d0013add8Sean Hunt Out << "li"; 11233e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt mangleSourceName(Name.getCXXLiteralIdentifier()); 11243e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt break; 11253e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt 11265f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case DeclarationName::CXXUsingDirective: 11275f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor assert(false && "Can't mangle a using directive name!"); 1128219cc61b505960195d538052f0e629b387ad60caDouglas Gregor break; 11295f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor } 11305f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 11315f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 11325f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleSourceName(const IdentifierInfo *II) { 11335f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <source-name> ::= <positive length number> <identifier> 11345f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <number> ::= [n] <non-negative decimal integer> 11355f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <identifier> ::= <unqualified source code identifier> 11365f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << II->getLength() << II->getName(); 11375f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 11385f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 11397facf8408ff426be732b9eb62c58d42e6177dd7bEli Friedmanvoid CXXNameMangler::mangleNestedName(const NamedDecl *ND, 1140570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian const DeclContext *DC, 1141570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian bool NoFunction) { 11420a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // <nested-name> 11430a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // ::= N [<CV-qualifiers>] [<ref-qualifier>] <prefix> <unqualified-name> E 11440a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // ::= N [<CV-qualifiers>] [<ref-qualifier>] <template-prefix> 11450a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // <template-args> E 1146d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson 11475f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'N'; 11480a9a6d68979619a621fedc5089674487f720f765Douglas Gregor if (const CXXMethodDecl *Method = dyn_cast<CXXMethodDecl>(ND)) { 11490953e767ff7817f97b3ab20896b229891eeff45bJohn McCall mangleQualifiers(Qualifiers::fromCVRMask(Method->getTypeQualifiers())); 11500a9a6d68979619a621fedc5089674487f720f765Douglas Gregor mangleRefQualifier(Method->getRefQualifier()); 11510a9a6d68979619a621fedc5089674487f720f765Douglas Gregor } 11520a9a6d68979619a621fedc5089674487f720f765Douglas Gregor 11532744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson // Check if we have a template. 11542744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson const TemplateArgumentList *TemplateArgs = 0; 11553c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar if (const TemplateDecl *TD = isTemplate(ND, TemplateArgs)) { 11562744a063f1d9c475d76c2276f0b4f0998dfc5d09Anders Carlsson mangleTemplatePrefix(TD); 1157d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola TemplateParameterList *TemplateParameters = TD->getTemplateParameters(); 1158d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArgs(*TemplateParameters, *TemplateArgs); 1159570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian } 1160570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian else { 1161570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian manglePrefix(DC, NoFunction); 11627482e247163978792654ca1a99913e19dd507e0aAnders Carlsson mangleUnqualifiedName(ND); 11637482e247163978792654ca1a99913e19dd507e0aAnders Carlsson } 11643c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 11655f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'E'; 11665f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 11673c9e463762243affcb0223d853ba10e07e321747Daniel Dunbarvoid CXXNameMangler::mangleNestedName(const TemplateDecl *TD, 11687624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson const TemplateArgument *TemplateArgs, 11697624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson unsigned NumTemplateArgs) { 1170e45117b945a0d8c1fdcc4cd8ee4500f5ee8742beAnders Carlsson // <nested-name> ::= N [<CV-qualifiers>] <template-prefix> <template-args> E 1171e45117b945a0d8c1fdcc4cd8ee4500f5ee8742beAnders Carlsson 11727624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson Out << 'N'; 11733c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 1174e45117b945a0d8c1fdcc4cd8ee4500f5ee8742beAnders Carlsson mangleTemplatePrefix(TD); 1175d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola TemplateParameterList *TemplateParameters = TD->getTemplateParameters(); 1176d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArgs(*TemplateParameters, TemplateArgs, NumTemplateArgs); 11773c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 11787624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson Out << 'E'; 11797624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson} 11807624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson 11811b42c794481f6f958267e4ba913d74fef43161f6Anders Carlssonvoid CXXNameMangler::mangleLocalName(const NamedDecl *ND) { 11821b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson // <local-name> := Z <function encoding> E <entity name> [<discriminator>] 11831b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson // := Z <function encoding> E s [<discriminator>] 11841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // <discriminator> := _ <non-negative number> 1185570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian const DeclContext *DC = ND->getDeclContext(); 11868805fe800e30d6597d8c900f590b74567873be78Fariborz Jahanian if (isa<ObjCMethodDecl>(DC) && isa<FunctionDecl>(ND)) { 11878805fe800e30d6597d8c900f590b74567873be78Fariborz Jahanian // Don't add objc method name mangling to locally declared function 11888805fe800e30d6597d8c900f590b74567873be78Fariborz Jahanian mangleUnqualifiedName(ND); 11898805fe800e30d6597d8c900f590b74567873be78Fariborz Jahanian return; 11908805fe800e30d6597d8c900f590b74567873be78Fariborz Jahanian } 11918805fe800e30d6597d8c900f590b74567873be78Fariborz Jahanian 11921b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson Out << 'Z'; 1193193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 1194685b1d9e0d019c4ca2a2742cca287367af3d01e6Charles Davis if (const ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(DC)) { 1195685b1d9e0d019c4ca2a2742cca287367af3d01e6Charles Davis mangleObjCMethodName(MD); 119682b7d7bc723051d8db4e21883e9072fe3ad99305John McCall } else if (const CXXRecordDecl *RD = GetLocalClassDecl(ND)) { 119782b7d7bc723051d8db4e21883e9072fe3ad99305John McCall mangleFunctionEncoding(cast<FunctionDecl>(RD->getDeclContext())); 1198570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian Out << 'E'; 1199193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 120082b7d7bc723051d8db4e21883e9072fe3ad99305John McCall // Mangle the name relative to the closest enclosing function. 120182b7d7bc723051d8db4e21883e9072fe3ad99305John McCall if (ND == RD) // equality ok because RD derived from ND above 120282b7d7bc723051d8db4e21883e9072fe3ad99305John McCall mangleUnqualifiedName(ND); 120382b7d7bc723051d8db4e21883e9072fe3ad99305John McCall else 120482b7d7bc723051d8db4e21883e9072fe3ad99305John McCall mangleNestedName(ND, DC, true /*NoFunction*/); 120582b7d7bc723051d8db4e21883e9072fe3ad99305John McCall 12064819ac44c0e5222ebfe8e199c51f653f52177336Fariborz Jahanian unsigned disc; 120782b7d7bc723051d8db4e21883e9072fe3ad99305John McCall if (Context.getNextDiscriminator(RD, disc)) { 12084819ac44c0e5222ebfe8e199c51f653f52177336Fariborz Jahanian if (disc < 10) 12094819ac44c0e5222ebfe8e199c51f653f52177336Fariborz Jahanian Out << '_' << disc; 1210193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam else 12114819ac44c0e5222ebfe8e199c51f653f52177336Fariborz Jahanian Out << "__" << disc << '_'; 12124819ac44c0e5222ebfe8e199c51f653f52177336Fariborz Jahanian } 1213570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian 1214570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian return; 1215570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian } 1216193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam else 1217570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian mangleFunctionEncoding(cast<FunctionDecl>(DC)); 12187b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlsson 12191b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson Out << 'E'; 12206f9f25dfc7bf9cc1ab1282d6d7e9cf7916d8a09cEli Friedman mangleUnqualifiedName(ND); 12211b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson} 12221b42c794481f6f958267e4ba913d74fef43161f6Anders Carlsson 1223a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCallvoid CXXNameMangler::manglePrefix(NestedNameSpecifier *qualifier) { 1224a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall switch (qualifier->getKind()) { 1225a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall case NestedNameSpecifier::Global: 1226a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // nothing 1227a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall return; 1228a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 1229a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall case NestedNameSpecifier::Namespace: 1230a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall mangleName(qualifier->getAsNamespace()); 1231a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall return; 1232a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 1233a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall case NestedNameSpecifier::NamespaceAlias: 1234a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall mangleName(qualifier->getAsNamespaceAlias()->getNamespace()); 1235a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall return; 1236a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 1237a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall case NestedNameSpecifier::TypeSpec: 1238a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall case NestedNameSpecifier::TypeSpecWithTemplate: 12394f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall manglePrefix(QualType(qualifier->getAsType(), 0)); 1240a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall return; 1241a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 1242a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall case NestedNameSpecifier::Identifier: 1243a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // Member expressions can have these without prefixes, but that 1244a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // should end up in mangleUnresolvedPrefix instead. 1245a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall assert(qualifier->getPrefix()); 1246a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall manglePrefix(qualifier->getPrefix()); 1247a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 1248a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall mangleSourceName(qualifier->getAsIdentifier()); 1249a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall return; 1250a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall } 1251a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 1252a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall llvm_unreachable("unexpected nested name specifier"); 1253a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall} 1254a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall 1255570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanianvoid CXXNameMangler::manglePrefix(const DeclContext *DC, bool NoFunction) { 12565f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <prefix> ::= <prefix> <unqualified-name> 12575f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= <template-prefix> <template-args> 12585f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= <template-param> 12595f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= # empty 12605f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= <substitution> 12616862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson 1262add28829c7a8d3c5da9ae140f18d3c9ad2d8b599Anders Carlsson while (isa<LinkageSpecDecl>(DC)) 1263add28829c7a8d3c5da9ae140f18d3c9ad2d8b599Anders Carlsson DC = DC->getParent(); 12643c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 12659263e91e2e91aaf0eb72488f2a52648c086bef35Anders Carlsson if (DC->isTranslationUnit()) 12669263e91e2e91aaf0eb72488f2a52648c086bef35Anders Carlsson return; 12673c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 126835415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor if (const BlockDecl *Block = dyn_cast<BlockDecl>(DC)) { 126935415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor manglePrefix(DC->getParent(), NoFunction); 127035415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor llvm::SmallString<64> Name; 1271c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola llvm::raw_svector_ostream NameStream(Name); 1272c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola Context.mangleBlock(Block, NameStream); 1273c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola NameStream.flush(); 127435415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor Out << Name.size() << Name; 127535415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor return; 127635415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor } 127735415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor 12786862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson if (mangleSubstitution(cast<NamedDecl>(DC))) 12796862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson return; 12807482e247163978792654ca1a99913e19dd507e0aAnders Carlsson 12812ee3fca27ab8e6254586c5b42efb086df4bf76acAnders Carlsson // Check if we have a template. 12822ee3fca27ab8e6254586c5b42efb086df4bf76acAnders Carlsson const TemplateArgumentList *TemplateArgs = 0; 12833c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar if (const TemplateDecl *TD = isTemplate(cast<NamedDecl>(DC), TemplateArgs)) { 12842ee3fca27ab8e6254586c5b42efb086df4bf76acAnders Carlsson mangleTemplatePrefix(TD); 1285d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola TemplateParameterList *TemplateParameters = TD->getTemplateParameters(); 1286d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArgs(*TemplateParameters, *TemplateArgs); 1287570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian } 128835415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor else if(NoFunction && (isa<FunctionDecl>(DC) || isa<ObjCMethodDecl>(DC))) 1289570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian return; 129035415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor else if (const ObjCMethodDecl *Method = dyn_cast<ObjCMethodDecl>(DC)) 129135415f5132f70ad5097a3514ab84251e10db3664Douglas Gregor mangleObjCMethodName(Method); 1292570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian else { 1293570585307ef1e33490883b26b807cd2a5f88e99dFariborz Jahanian manglePrefix(DC->getParent(), NoFunction); 12942ee3fca27ab8e6254586c5b42efb086df4bf76acAnders Carlsson mangleUnqualifiedName(cast<NamedDecl>(DC)); 12952ee3fca27ab8e6254586c5b42efb086df4bf76acAnders Carlsson } 12963c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 12976862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson addSubstitution(cast<NamedDecl>(DC)); 12985f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 12995f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 130020f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregorvoid CXXNameMangler::mangleTemplatePrefix(TemplateName Template) { 130120f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // <template-prefix> ::= <prefix> <template unqualified-name> 130220f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // ::= <template-param> 130320f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // ::= <substitution> 130420f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor if (TemplateDecl *TD = Template.getAsTemplateDecl()) 130520f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor return mangleTemplatePrefix(TD); 130620f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor 130720f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor if (QualifiedTemplateName *Qualified = Template.getAsQualifiedTemplateName()) 1308a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall manglePrefix(Qualified->getQualifier()); 1309c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 131020f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor if (OverloadedTemplateStorage *Overloaded 131120f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor = Template.getAsOverloadedTemplate()) { 1312c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt mangleUnqualifiedName(0, (*Overloaded->begin())->getDeclName(), 131320f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor UnknownArity); 131420f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor return; 131520f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor } 1316c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 131720f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor DependentTemplateName *Dependent = Template.getAsDependentTemplateName(); 131820f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor assert(Dependent && "Unknown template name kind?"); 1319a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall manglePrefix(Dependent->getQualifier()); 13201e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor mangleUnscopedTemplateName(Template); 132120f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor} 132220f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor 13230fa6df440023a95d8b47c79111e8613fc29f723bAnders Carlssonvoid CXXNameMangler::mangleTemplatePrefix(const TemplateDecl *ND) { 13247482e247163978792654ca1a99913e19dd507e0aAnders Carlsson // <template-prefix> ::= <prefix> <template unqualified-name> 13257482e247163978792654ca1a99913e19dd507e0aAnders Carlsson // ::= <template-param> 13267482e247163978792654ca1a99913e19dd507e0aAnders Carlsson // ::= <substitution> 132732fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor // <template-template-param> ::= <template-param> 132832fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor // <substitution> 13297482e247163978792654ca1a99913e19dd507e0aAnders Carlsson 1330aeb85374e92619b8e4ce92ac6e30756b5053a137Anders Carlsson if (mangleSubstitution(ND)) 1331aeb85374e92619b8e4ce92ac6e30756b5053a137Anders Carlsson return; 13323c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 133332fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor // <template-template-param> ::= <template-param> 133432fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor if (const TemplateTemplateParmDecl *TTP 133532fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor = dyn_cast<TemplateTemplateParmDecl>(ND)) { 133632fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor mangleTemplateParameter(TTP->getIndex()); 133732fb4e1fd1cbd2ff006cc0e06c997e4eea2f0e28Douglas Gregor return; 1338193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam } 13393c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 1340aa73ab1bd037419852eb4d4fb3ddf8fe2a2a4e5bAnders Carlsson manglePrefix(ND->getDeclContext()); 13411668f2062b237ddb137f5d16388b3dea49651f85Anders Carlsson mangleUnqualifiedName(ND->getTemplatedDecl()); 1342aeb85374e92619b8e4ce92ac6e30756b5053a137Anders Carlsson addSubstitution(ND); 13437482e247163978792654ca1a99913e19dd507e0aAnders Carlsson} 13447482e247163978792654ca1a99913e19dd507e0aAnders Carlsson 1345b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall/// Mangles a template name under the production <type>. Required for 1346b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall/// template template arguments. 1347b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall/// <type> ::= <class-enum-type> 1348b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall/// ::= <template-param> 1349b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall/// ::= <substitution> 1350b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCallvoid CXXNameMangler::mangleType(TemplateName TN) { 1351b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall if (mangleSubstitution(TN)) 1352b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall return; 1353b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1354b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall TemplateDecl *TD = 0; 1355b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1356b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall switch (TN.getKind()) { 1357b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall case TemplateName::QualifiedTemplate: 1358b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall TD = TN.getAsQualifiedTemplateName()->getTemplateDecl(); 1359b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall goto HaveDecl; 1360b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1361b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall case TemplateName::Template: 1362b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall TD = TN.getAsTemplateDecl(); 1363b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall goto HaveDecl; 1364b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1365b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall HaveDecl: 1366b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall if (isa<TemplateTemplateParmDecl>(TD)) 1367b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall mangleTemplateParameter(cast<TemplateTemplateParmDecl>(TD)->getIndex()); 1368b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall else 1369b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall mangleName(TD); 1370b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall break; 1371b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1372b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall case TemplateName::OverloadedTemplate: 1373b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall llvm_unreachable("can't mangle an overloaded template name as a <type>"); 1374b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall break; 1375b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1376b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall case TemplateName::DependentTemplate: { 1377b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall const DependentTemplateName *Dependent = TN.getAsDependentTemplateName(); 1378b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall assert(Dependent->isIdentifier()); 1379b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1380b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall // <class-enum-type> ::= <name> 1381b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall // <name> ::= <nested-name> 1382a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall mangleUnresolvedPrefix(Dependent->getQualifier(), 0); 1383b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall mangleSourceName(Dependent->getIdentifier()); 1384b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall break; 1385b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall } 1386b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1387b44e0cf937baf99578b2a5bdf5066c730247d424John McCall case TemplateName::SubstTemplateTemplateParm: { 1388b44e0cf937baf99578b2a5bdf5066c730247d424John McCall // Substituted template parameters are mangled as the substituted 1389b44e0cf937baf99578b2a5bdf5066c730247d424John McCall // template. This will check for the substitution twice, which is 1390b44e0cf937baf99578b2a5bdf5066c730247d424John McCall // fine, but we have to return early so that we don't try to *add* 1391b44e0cf937baf99578b2a5bdf5066c730247d424John McCall // the substitution twice. 1392b44e0cf937baf99578b2a5bdf5066c730247d424John McCall SubstTemplateTemplateParmStorage *subst 1393b44e0cf937baf99578b2a5bdf5066c730247d424John McCall = TN.getAsSubstTemplateTemplateParm(); 1394b44e0cf937baf99578b2a5bdf5066c730247d424John McCall mangleType(subst->getReplacement()); 1395b44e0cf937baf99578b2a5bdf5066c730247d424John McCall return; 1396b44e0cf937baf99578b2a5bdf5066c730247d424John McCall } 1397146060435c3efce95c95a092c7a1eb651cfb9ae0John McCall 13981aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor case TemplateName::SubstTemplateTemplateParmPack: { 139968a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // FIXME: not clear how to mangle this! 140068a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // template <template <class> class T...> class A { 140168a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // template <template <class> class U...> void foo(B<T,U> x...); 140268a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // }; 140368a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall Out << "_SUBSTPACK_"; 14041aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor break; 14051aee05d08b2184acadeb36de300e216390780d6cDouglas Gregor } 1406b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall } 1407b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 1408b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall addSubstitution(TN); 1409b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall} 1410b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall 14111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpvoid 14125f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas GregorCXXNameMangler::mangleOperatorName(OverloadedOperatorKind OO, unsigned Arity) { 14135f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor switch (OO) { 14143201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // <operator-name> ::= nw # new 14155f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_New: Out << "nw"; break; 14165f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= na # new[] 14175f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Array_New: Out << "na"; break; 14183201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= dl # delete 14195f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Delete: Out << "dl"; break; 14203201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= da # delete[] 14215f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Array_Delete: Out << "da"; break; 14225f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= ps # + (unary) 14235e1e89b8af283af34943a477dc6378f1a641df26John McCall // ::= pl # + (binary or unknown) 1424193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam case OO_Plus: 14258257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson Out << (Arity == 1? "ps" : "pl"); break; 14263201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ng # - (unary) 14275e1e89b8af283af34943a477dc6378f1a641df26John McCall // ::= mi # - (binary or unknown) 1428193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam case OO_Minus: 14298257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson Out << (Arity == 1? "ng" : "mi"); break; 14303201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ad # & (unary) 14315e1e89b8af283af34943a477dc6378f1a641df26John McCall // ::= an # & (binary or unknown) 1432193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam case OO_Amp: 14338257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson Out << (Arity == 1? "ad" : "an"); break; 14343201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= de # * (unary) 14355e1e89b8af283af34943a477dc6378f1a641df26John McCall // ::= ml # * (binary or unknown) 1436193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam case OO_Star: 14375e1e89b8af283af34943a477dc6378f1a641df26John McCall // Use binary when unknown. 14388257d411a759b91921681c3b7f79e50e0d9252dbAnders Carlsson Out << (Arity == 1? "de" : "ml"); break; 14393201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= co # ~ 14405f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Tilde: Out << "co"; break; 14413201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= dv # / 14425f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Slash: Out << "dv"; break; 14433201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= rm # % 14445f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Percent: Out << "rm"; break; 14453201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= or # | 14463201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_Pipe: Out << "or"; break; 14473201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= eo # ^ 14485f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Caret: Out << "eo"; break; 14493201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= aS # = 14505f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Equal: Out << "aS"; break; 14513201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= pL # += 14525f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_PlusEqual: Out << "pL"; break; 14533201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= mI # -= 14545f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_MinusEqual: Out << "mI"; break; 14553201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= mL # *= 14565f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_StarEqual: Out << "mL"; break; 14573201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= dV # /= 14585f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_SlashEqual: Out << "dV"; break; 14593201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= rM # %= 14603201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_PercentEqual: Out << "rM"; break; 14613201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= aN # &= 14623201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_AmpEqual: Out << "aN"; break; 14633201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= oR # |= 14643201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_PipeEqual: Out << "oR"; break; 14653201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= eO # ^= 14663201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_CaretEqual: Out << "eO"; break; 14673201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ls # << 14685f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_LessLess: Out << "ls"; break; 14693201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= rs # >> 14703201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_GreaterGreater: Out << "rs"; break; 14713201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= lS # <<= 14723201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_LessLessEqual: Out << "lS"; break; 14733201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= rS # >>= 14743201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_GreaterGreaterEqual: Out << "rS"; break; 14755f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= eq # == 14765f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_EqualEqual: Out << "eq"; break; 14773201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ne # != 14783201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_ExclaimEqual: Out << "ne"; break; 14793201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= lt # < 14805f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Less: Out << "lt"; break; 14813201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= gt # > 14825f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Greater: Out << "gt"; break; 14833201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= le # <= 14845f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_LessEqual: Out << "le"; break; 14853201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ge # >= 14865f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_GreaterEqual: Out << "ge"; break; 14873201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= nt # ! 14885f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Exclaim: Out << "nt"; break; 14893201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= aa # && 14905f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_AmpAmp: Out << "aa"; break; 14913201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= oo # || 14923201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_PipePipe: Out << "oo"; break; 14933201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= pp # ++ 14943201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_PlusPlus: Out << "pp"; break; 14953201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= mm # -- 14965f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_MinusMinus: Out << "mm"; break; 14973201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= cm # , 14983201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_Comma: Out << "cm"; break; 14993201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= pm # ->* 15005f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_ArrowStar: Out << "pm"; break; 15013201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= pt # -> 15025f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Arrow: Out << "pt"; break; 15033201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= cl # () 15045f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Call: Out << "cl"; break; 15053201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl // ::= ix # [] 15065f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case OO_Subscript: Out << "ix"; break; 1507e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson 1508e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson // ::= qu # ? 1509e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson // The conditional operator can't be overloaded, but we still handle it when 1510e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson // mangling expressions. 1511e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson case OO_Conditional: Out << "qu"; break; 15125f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 15133201f6beec688ab9fe8750527e28f52d5420e22dSebastian Redl case OO_None: 15145f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case NUM_OVERLOADED_OPERATORS: 15151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump assert(false && "Not an overloaded operator"); 15165f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 15175f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor } 15185f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 15195f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 15200953e767ff7817f97b3ab20896b229891eeff45bJohn McCallvoid CXXNameMangler::mangleQualifiers(Qualifiers Quals) { 15211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // <CV-qualifiers> ::= [r] [V] [K] # restrict (C99), volatile, const 15220953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (Quals.hasRestrict()) 15235f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'r'; 15240953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (Quals.hasVolatile()) 15255f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'V'; 15260953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (Quals.hasConst()) 15275f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'K'; 15280953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 152956079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor if (Quals.hasAddressSpace()) { 153056079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // Extension: 153156079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // 153256079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // <type> ::= U <address-space-number> 153356079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // 153456079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // where <address-space-number> is a source name consisting of 'AS' 153556079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor // followed by the address space <number>. 153656079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor llvm::SmallString<64> ASString; 153756079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor ASString = "AS" + llvm::utostr_32(Quals.getAddressSpace()); 153856079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor Out << 'U' << ASString.size() << ASString; 153956079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor } 154056079f7dde1d9c9e16207feffa3f1f888a78ab69Douglas Gregor 15415f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner StringRef LifetimeName; 1542f85e193739c953358c865005855253af4f68a497John McCall switch (Quals.getObjCLifetime()) { 1543f85e193739c953358c865005855253af4f68a497John McCall // Objective-C ARC Extension: 1544f85e193739c953358c865005855253af4f68a497John McCall // 1545f85e193739c953358c865005855253af4f68a497John McCall // <type> ::= U "__strong" 1546f85e193739c953358c865005855253af4f68a497John McCall // <type> ::= U "__weak" 1547f85e193739c953358c865005855253af4f68a497John McCall // <type> ::= U "__autoreleasing" 1548f85e193739c953358c865005855253af4f68a497John McCall case Qualifiers::OCL_None: 1549f85e193739c953358c865005855253af4f68a497John McCall break; 1550f85e193739c953358c865005855253af4f68a497John McCall 1551f85e193739c953358c865005855253af4f68a497John McCall case Qualifiers::OCL_Weak: 1552f85e193739c953358c865005855253af4f68a497John McCall LifetimeName = "__weak"; 1553f85e193739c953358c865005855253af4f68a497John McCall break; 1554f85e193739c953358c865005855253af4f68a497John McCall 1555f85e193739c953358c865005855253af4f68a497John McCall case Qualifiers::OCL_Strong: 1556f85e193739c953358c865005855253af4f68a497John McCall LifetimeName = "__strong"; 1557f85e193739c953358c865005855253af4f68a497John McCall break; 1558f85e193739c953358c865005855253af4f68a497John McCall 1559f85e193739c953358c865005855253af4f68a497John McCall case Qualifiers::OCL_Autoreleasing: 1560f85e193739c953358c865005855253af4f68a497John McCall LifetimeName = "__autoreleasing"; 1561f85e193739c953358c865005855253af4f68a497John McCall break; 1562f85e193739c953358c865005855253af4f68a497John McCall 1563f85e193739c953358c865005855253af4f68a497John McCall case Qualifiers::OCL_ExplicitNone: 1564c22d699d3aa1d7fbd32c4e35cf75abdca94bb5efDouglas Gregor // The __unsafe_unretained qualifier is *not* mangled, so that 1565c22d699d3aa1d7fbd32c4e35cf75abdca94bb5efDouglas Gregor // __unsafe_unretained types in ARC produce the same manglings as the 1566c22d699d3aa1d7fbd32c4e35cf75abdca94bb5efDouglas Gregor // equivalent (but, naturally, unqualified) types in non-ARC, providing 1567c22d699d3aa1d7fbd32c4e35cf75abdca94bb5efDouglas Gregor // better ABI compatibility. 1568c22d699d3aa1d7fbd32c4e35cf75abdca94bb5efDouglas Gregor // 1569c22d699d3aa1d7fbd32c4e35cf75abdca94bb5efDouglas Gregor // It's safe to do this because unqualified 'id' won't show up 1570c22d699d3aa1d7fbd32c4e35cf75abdca94bb5efDouglas Gregor // in any type signatures that need to be mangled. 1571f85e193739c953358c865005855253af4f68a497John McCall break; 1572f85e193739c953358c865005855253af4f68a497John McCall } 1573f85e193739c953358c865005855253af4f68a497John McCall if (!LifetimeName.empty()) 1574f85e193739c953358c865005855253af4f68a497John McCall Out << 'U' << LifetimeName.size() << LifetimeName; 15755f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 15765f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 15770a9a6d68979619a621fedc5089674487f720f765Douglas Gregorvoid CXXNameMangler::mangleRefQualifier(RefQualifierKind RefQualifier) { 15780a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // <ref-qualifier> ::= R # lvalue reference 15790a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // ::= O # rvalue-reference 15800a9a6d68979619a621fedc5089674487f720f765Douglas Gregor // Proposal to Itanium C++ ABI list on 1/26/11 15810a9a6d68979619a621fedc5089674487f720f765Douglas Gregor switch (RefQualifier) { 15820a9a6d68979619a621fedc5089674487f720f765Douglas Gregor case RQ_None: 15830a9a6d68979619a621fedc5089674487f720f765Douglas Gregor break; 15840a9a6d68979619a621fedc5089674487f720f765Douglas Gregor 15850a9a6d68979619a621fedc5089674487f720f765Douglas Gregor case RQ_LValue: 15860a9a6d68979619a621fedc5089674487f720f765Douglas Gregor Out << 'R'; 15870a9a6d68979619a621fedc5089674487f720f765Douglas Gregor break; 15880a9a6d68979619a621fedc5089674487f720f765Douglas Gregor 15890a9a6d68979619a621fedc5089674487f720f765Douglas Gregor case RQ_RValue: 15900a9a6d68979619a621fedc5089674487f720f765Douglas Gregor Out << 'O'; 15910a9a6d68979619a621fedc5089674487f720f765Douglas Gregor break; 15920a9a6d68979619a621fedc5089674487f720f765Douglas Gregor } 15930a9a6d68979619a621fedc5089674487f720f765Douglas Gregor} 15940a9a6d68979619a621fedc5089674487f720f765Douglas Gregor 15957b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlssonvoid CXXNameMangler::mangleObjCMethodName(const ObjCMethodDecl *MD) { 1596f0be979bddb8baa28e77693a3dc931e487b2a9f2Rafael Espindola Context.mangleObjCMethodName(MD, Out); 15977b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlsson} 15987b06f6c20e124afa4d1fde85b1dd721462f2d912Anders Carlsson 1599f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregorvoid CXXNameMangler::mangleType(QualType T) { 1600f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // If our type is instantiation-dependent but not dependent, we mangle 1601f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // it as it was written in the source, removing any top-level sugar. 1602f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // Otherwise, use the canonical type. 1603f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // 1604f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // FIXME: This is an approximation of the instantiation-dependent name 1605f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // mangling rules, since we should really be using the type as written and 1606f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // augmented via semantic analysis (i.e., with implicit conversions and 1607f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // default template arguments) for any instantiation-dependent type. 1608f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // Unfortunately, that requires several changes to our AST: 1609f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // - Instantiation-dependent TemplateSpecializationTypes will need to be 1610f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // uniqued, so that we can handle substitutions properly 1611f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // - Default template arguments will need to be represented in the 1612f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // TemplateSpecializationType, since they need to be mangled even though 1613f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // they aren't written. 1614f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // - Conversions on non-type template arguments need to be expressed, since 1615f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // they can affect the mangling of sizeof/alignof. 1616f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor if (!T->isInstantiationDependentType() || T->isDependentType()) 1617f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor T = T.getCanonicalType(); 1618f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor else { 1619f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // Desugar any types that are purely sugar. 1620f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor do { 1621f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // Don't desugar through template specialization types that aren't 1622f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // type aliases. We need to mangle the template arguments as written. 1623f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor if (const TemplateSpecializationType *TST 1624f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor = dyn_cast<TemplateSpecializationType>(T)) 1625f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor if (!TST->isTypeAlias()) 1626f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor break; 1627f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor 1628f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor QualType Desugared 1629f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor = T.getSingleStepDesugaredType(Context.getASTContext()); 1630f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor if (Desugared == T) 1631f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor break; 1632f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor 1633f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor T = Desugared; 1634f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor } while (true); 1635f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor } 1636f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor SplitQualType split = T.split(); 1637b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall Qualifiers quals = split.second; 1638b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall const Type *ty = split.first; 1639b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall 1640f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor bool isSubstitutable = quals || !isa<BuiltinType>(T); 1641f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor if (isSubstitutable && mangleSubstitution(T)) 16427696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson return; 16437696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson 1644b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall // If we're mangling a qualified array type, push the qualifiers to 1645b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall // the element type. 1646f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor if (quals && isa<ArrayType>(T)) { 1647f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor ty = Context.getASTContext().getAsArrayType(T); 1648b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall quals = Qualifiers(); 1649b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall 1650f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // Note that we don't update T: we want to add the 1651f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // substitution at the original type. 1652b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall } 1653b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall 1654b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall if (quals) { 1655b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall mangleQualifiers(quals); 16560953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // Recurse: even if the qualified type isn't yet substitutable, 16570953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // the unqualified type might be. 1658b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall mangleType(QualType(ty, 0)); 16597696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson } else { 1660b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall switch (ty->getTypeClass()) { 1661efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define ABSTRACT_TYPE(CLASS, PARENT) 1662efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define NON_CANONICAL_TYPE(CLASS, PARENT) \ 16637696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson case Type::CLASS: \ 16649f61aa9e280adea9fbf3365f0e4f6ed568c9885aJeffrey Yasskin llvm_unreachable("can't mangle non-canonical type " #CLASS "Type"); \ 16657696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson return; 1666efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#define TYPE(CLASS, PARENT) \ 16677696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson case Type::CLASS: \ 1668b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall mangleType(static_cast<const CLASS##Type*>(ty)); \ 16697696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson break; 1670efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall#include "clang/AST/TypeNodes.def" 16717696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson } 16724843e584b54460973b8445d38907bab0401ebb0cAnders Carlsson } 16737696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson 16747696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson // Add the substitution. 1675b47f74818094fabd8f150fb4d6d0fa8a6c52cde1John McCall if (isSubstitutable) 1676f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor addSubstitution(T); 16775f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 16785f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 16791b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregorvoid CXXNameMangler::mangleNameOrStandardSubstitution(const NamedDecl *ND) { 16801b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor if (!mangleStandardSubstitution(ND)) 16811b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor mangleName(ND); 16821b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor} 16831b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor 16845f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleType(const BuiltinType *T) { 1685efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall // <type> ::= <builtin-type> 16865f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <builtin-type> ::= v # void 16875f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= w # wchar_t 16885f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= b # bool 16895f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= c # char 16905f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= a # signed char 16915f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= h # unsigned char 16925f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= s # short 16935f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= t # unsigned short 16945f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= i # int 16955f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= j # unsigned int 16965f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= l # long 16975f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= m # unsigned long 16985f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= x # long long, __int64 16995f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= y # unsigned long long, __int64 17005f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= n # __int128 17015f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= o # unsigned __int128 17025f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= f # float 17035f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= d # double 17045f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= e # long double, __float80 17055f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= g # __float128 17065f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= Dd # IEEE 754r decimal floating point (64 bits) 17075f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= De # IEEE 754r decimal floating point (128 bits) 17085f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= Df # IEEE 754r decimal floating point (32 bits) 17095f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // UNSUPPORTED: ::= Dh # IEEE 754r half-precision floating point (16 bits) 1710f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith // ::= Di # char32_t 1711f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith // ::= Ds # char16_t 1712e292368afa63337f5ff64c967857a898d6f868daAnders Carlsson // ::= Dn # std::nullptr_t (i.e., decltype(nullptr)) 17135f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // ::= u <source-name> # vendor extended type 17145f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor switch (T->getKind()) { 17155f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Void: Out << 'v'; break; 17165f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Bool: Out << 'b'; break; 17175f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Char_U: case BuiltinType::Char_S: Out << 'c'; break; 17185f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::UChar: Out << 'h'; break; 17195f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::UShort: Out << 't'; break; 17205f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::UInt: Out << 'j'; break; 17215f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::ULong: Out << 'm'; break; 17225f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::ULongLong: Out << 'y'; break; 17232df9ced9fd1e8c7d7b38443db07e0e811de22571Chris Lattner case BuiltinType::UInt128: Out << 'o'; break; 17245f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::SChar: Out << 'a'; break; 17253f59c975aa5d047f7edd1b900b5e885c38af0ef7Chris Lattner case BuiltinType::WChar_S: 17263f59c975aa5d047f7edd1b900b5e885c38af0ef7Chris Lattner case BuiltinType::WChar_U: Out << 'w'; break; 1727f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith case BuiltinType::Char16: Out << "Ds"; break; 1728f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith case BuiltinType::Char32: Out << "Di"; break; 17295f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Short: Out << 's'; break; 17305f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Int: Out << 'i'; break; 17315f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Long: Out << 'l'; break; 17325f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::LongLong: Out << 'x'; break; 17332df9ced9fd1e8c7d7b38443db07e0e811de22571Chris Lattner case BuiltinType::Int128: Out << 'n'; break; 17345f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Float: Out << 'f'; break; 17355f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Double: Out << 'd'; break; 17365f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::LongDouble: Out << 'e'; break; 1737e292368afa63337f5ff64c967857a898d6f868daAnders Carlsson case BuiltinType::NullPtr: Out << "Dn"; break; 17385f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 17395f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Overload: 17405f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor case BuiltinType::Dependent: 1741864c041e118155c2b1ce0ba36942a3da5a4a055eJohn McCall case BuiltinType::BoundMember: 17421de4d4e8cb2e9c88809fea8092bc6e835a5473d2John McCall case BuiltinType::UnknownAny: 1743fb44de956f27875def889482b5393475060392afJohn McCall llvm_unreachable("mangling a placeholder type"); 17445f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor break; 17459533a7fdb8397421f3be52e879442460a87389f6Steve Naroff case BuiltinType::ObjCId: Out << "11objc_object"; break; 17469533a7fdb8397421f3be52e879442460a87389f6Steve Naroff case BuiltinType::ObjCClass: Out << "10objc_class"; break; 174713dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian case BuiltinType::ObjCSel: Out << "13objc_selector"; break; 17485f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor } 17495f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 17505f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1751efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= <function-type> 1752efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <function-type> ::= F [Y] <bare-function-type> E 1753efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const FunctionProtoType *T) { 17545f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'F'; 1755f5408fe484495ee4efbdd709c8a2c2fdbbbdb328Mike Stump // FIXME: We don't have enough information in the AST to produce the 'Y' 1756f5408fe484495ee4efbdd709c8a2c2fdbbbdb328Mike Stump // encoding for extern "C" function types. 17575f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor mangleBareFunctionType(T, /*MangleReturnType=*/true); 17585f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'E'; 17595f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 1760efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const FunctionNoProtoType *T) { 17619f61aa9e280adea9fbf3365f0e4f6ed568c9885aJeffrey Yasskin llvm_unreachable("Can't mangle K&R function prototypes"); 1762efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 17635f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleBareFunctionType(const FunctionType *T, 17645f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor bool MangleReturnType) { 1765efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall // We should never be mangling something without a prototype. 1766efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall const FunctionProtoType *Proto = cast<FunctionProtoType>(T); 1767efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1768fb44de956f27875def889482b5393475060392afJohn McCall // Record that we're in a function type. See mangleFunctionParam 1769fb44de956f27875def889482b5393475060392afJohn McCall // for details on what we're trying to achieve here. 1770fb44de956f27875def889482b5393475060392afJohn McCall FunctionTypeDepthState saved = FunctionTypeDepth.push(); 1771fb44de956f27875def889482b5393475060392afJohn McCall 17725f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor // <bare-function-type> ::= <signature type>+ 1773fb44de956f27875def889482b5393475060392afJohn McCall if (MangleReturnType) { 1774fb44de956f27875def889482b5393475060392afJohn McCall FunctionTypeDepth.enterResultType(); 1775efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(Proto->getResultType()); 1776fb44de956f27875def889482b5393475060392afJohn McCall FunctionTypeDepth.leaveResultType(); 1777fb44de956f27875def889482b5393475060392afJohn McCall } 17785f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 177993296683a70eed2fae0b694748ed4cc51c53aef4Anders Carlsson if (Proto->getNumArgs() == 0 && !Proto->isVariadic()) { 1780a7e6845660f91ec611427e1db842780e1ec12bdbEli Friedman // <builtin-type> ::= v # void 1781c6c91bc019ff7fa09f6570025ba011aad4c0d004Anders Carlsson Out << 'v'; 1782fb44de956f27875def889482b5393475060392afJohn McCall 1783fb44de956f27875def889482b5393475060392afJohn McCall FunctionTypeDepth.pop(saved); 1784c6c91bc019ff7fa09f6570025ba011aad4c0d004Anders Carlsson return; 1785c6c91bc019ff7fa09f6570025ba011aad4c0d004Anders Carlsson } 17861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 178772564e73277e29f6db3305d1f27ba408abb7ed88Douglas Gregor for (FunctionProtoType::arg_type_iterator Arg = Proto->arg_type_begin(), 17881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump ArgEnd = Proto->arg_type_end(); 17895f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Arg != ArgEnd; ++Arg) 179079e6bd379773447a74cc3e579d9081e4c5cb6d63Douglas Gregor mangleType(Context.getASTContext().getSignatureParameterType(*Arg)); 1791219cc61b505960195d538052f0e629b387ad60caDouglas Gregor 1792fb44de956f27875def889482b5393475060392afJohn McCall FunctionTypeDepth.pop(saved); 1793fb44de956f27875def889482b5393475060392afJohn McCall 1794219cc61b505960195d538052f0e629b387ad60caDouglas Gregor // <builtin-type> ::= z # ellipsis 1795219cc61b505960195d538052f0e629b387ad60caDouglas Gregor if (Proto->isVariadic()) 1796219cc61b505960195d538052f0e629b387ad60caDouglas Gregor Out << 'z'; 17975f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 17985f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1799efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= <class-enum-type> 18001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump// <class-enum-type> ::= <name> 1801ed97649e9574b9d854fa4d6109c9333ae0993554John McCallvoid CXXNameMangler::mangleType(const UnresolvedUsingType *T) { 1802ed97649e9574b9d854fa4d6109c9333ae0993554John McCall mangleName(T->getDecl()); 1803ed97649e9574b9d854fa4d6109c9333ae0993554John McCall} 1804ed97649e9574b9d854fa4d6109c9333ae0993554John McCall 1805ed97649e9574b9d854fa4d6109c9333ae0993554John McCall// <type> ::= <class-enum-type> 1806ed97649e9574b9d854fa4d6109c9333ae0993554John McCall// <class-enum-type> ::= <name> 1807efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const EnumType *T) { 1808efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(static_cast<const TagType*>(T)); 1809efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1810efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const RecordType *T) { 1811efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(static_cast<const TagType*>(T)); 1812efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 18135f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleType(const TagType *T) { 1814ecb7e932e9274a0628477d17931a06b3b109024aEli Friedman mangleName(T->getDecl()); 18155f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 18165f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1817efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= <array-type> 1818efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <array-type> ::= A <positive dimension number> _ <element type> 1819efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// ::= A [<dimension expression>] _ <element type> 1820efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const ConstantArrayType *T) { 1821efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'A' << T->getSize() << '_'; 1822efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getElementType()); 1823efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1824efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const VariableArrayType *T) { 18255f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'A'; 18267281d1fbea62a4549b045bb7dc434904f2b609d8Fariborz Jahanian // decayed vla types (size 0) will just be skipped. 18277281d1fbea62a4549b045bb7dc434904f2b609d8Fariborz Jahanian if (T->getSizeExpr()) 18287281d1fbea62a4549b045bb7dc434904f2b609d8Fariborz Jahanian mangleExpression(T->getSizeExpr()); 18295f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << '_'; 18305f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor mangleType(T->getElementType()); 18315f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 1832efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const DependentSizedArrayType *T) { 1833efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'A'; 1834efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleExpression(T->getSizeExpr()); 1835efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << '_'; 1836efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getElementType()); 1837efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1838efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const IncompleteArrayType *T) { 1839271b665c4e357809d245c1ab811f20bf1f0dfc1fNick Lewycky Out << "A_"; 1840efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getElementType()); 1841efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 18425f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1843efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= <pointer-to-member-type> 1844efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <pointer-to-member-type> ::= M <class type> <member type> 18455f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleType(const MemberPointerType *T) { 18465f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor Out << 'M'; 18475f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor mangleType(QualType(T->getClass(), 0)); 18480e650017acdbbeb0c590e77bbea88c200ea1caefAnders Carlsson QualType PointeeType = T->getPointeeType(); 18490e650017acdbbeb0c590e77bbea88c200ea1caefAnders Carlsson if (const FunctionProtoType *FPT = dyn_cast<FunctionProtoType>(PointeeType)) { 18500953e767ff7817f97b3ab20896b229891eeff45bJohn McCall mangleQualifiers(Qualifiers::fromCVRMask(FPT->getTypeQuals())); 18510a9a6d68979619a621fedc5089674487f720f765Douglas Gregor mangleRefQualifier(FPT->getRefQualifier()); 18520e650017acdbbeb0c590e77bbea88c200ea1caefAnders Carlsson mangleType(FPT); 18539d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson 18549d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // Itanium C++ ABI 5.1.8: 18559d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // 18569d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // The type of a non-static member function is considered to be different, 18579d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // for the purposes of substitution, from the type of a namespace-scope or 18589d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // static member function whose type appears similar. The types of two 18599d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // non-static member functions are considered to be different, for the 18609d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // purposes of substitution, if the functions are members of different 18619d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // classes. In other words, for the purposes of substitution, the class of 18629d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // which the function is a member is considered part of the type of 18639d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // function. 18649d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson 18659d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // We increment the SeqID here to emulate adding an entry to the 18669d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // substitution table. We can't actually add it because we don't want this 18679d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson // particular function type to be substituted. 18689d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson ++SeqID; 18691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump } else 18700e650017acdbbeb0c590e77bbea88c200ea1caefAnders Carlsson mangleType(PointeeType); 18715f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 18725f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1873efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= <template-param> 18745f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregorvoid CXXNameMangler::mangleType(const TemplateTypeParmType *T) { 18750ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson mangleTemplateParameter(T->getIndex()); 18765f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 18775f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 1878c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor// <type> ::= <template-param> 1879c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregorvoid CXXNameMangler::mangleType(const SubstTemplateTypeParmPackType *T) { 188068a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // FIXME: not clear how to mangle this! 188168a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // template <class T...> class A { 188268a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // template <class U...> void foo(T(*)(U) x...); 188368a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // }; 188468a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall Out << "_SUBSTPACK_"; 1885c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor} 1886c3069d618f4661d923cb1b5c4525b082fce73b04Douglas Gregor 1887efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= P <type> # pointer-to 1888efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const PointerType *T) { 1889efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'P'; 1890efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getPointeeType()); 1891efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1892efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const ObjCObjectPointerType *T) { 1893efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'P'; 1894efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getPointeeType()); 1895efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1896efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1897efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= R <type> # reference-to 1898efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const LValueReferenceType *T) { 1899efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'R'; 1900efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getPointeeType()); 1901efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1902efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1903efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= O <type> # rvalue reference-to (C++0x) 1904efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const RValueReferenceType *T) { 1905efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'O'; 1906efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getPointeeType()); 1907efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1908efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1909efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// <type> ::= C <type> # complex pair (C 2000) 1910efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const ComplexType *T) { 1911efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall Out << 'C'; 1912efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getElementType()); 1913efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1914efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 1915c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson// ARM's ABI for Neon vector types specifies that they should be mangled as 191657147a8615bca96e067975fe931baf5d741876a4Bob Wilson// if they are structs (to match ARM's initial implementation). The 191757147a8615bca96e067975fe931baf5d741876a4Bob Wilson// vector type must be one of the special types predefined by ARM. 191857147a8615bca96e067975fe931baf5d741876a4Bob Wilsonvoid CXXNameMangler::mangleNeonVectorType(const VectorType *T) { 1919c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson QualType EltType = T->getElementType(); 192057147a8615bca96e067975fe931baf5d741876a4Bob Wilson assert(EltType->isBuiltinType() && "Neon vector element not a BuiltinType"); 1921c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson const char *EltName = 0; 1922491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson if (T->getVectorKind() == VectorType::NeonPolyVector) { 1923491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson switch (cast<BuiltinType>(EltType)->getKind()) { 19244cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::SChar: EltName = "poly8_t"; break; 19254cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::Short: EltName = "poly16_t"; break; 192657147a8615bca96e067975fe931baf5d741876a4Bob Wilson default: llvm_unreachable("unexpected Neon polynomial vector element type"); 1927491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson } 1928491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson } else { 1929491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson switch (cast<BuiltinType>(EltType)->getKind()) { 19304cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::SChar: EltName = "int8_t"; break; 19314cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::UChar: EltName = "uint8_t"; break; 19324cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::Short: EltName = "int16_t"; break; 19334cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::UShort: EltName = "uint16_t"; break; 19344cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::Int: EltName = "int32_t"; break; 19354cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::UInt: EltName = "uint32_t"; break; 19364cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::LongLong: EltName = "int64_t"; break; 19374cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::ULongLong: EltName = "uint64_t"; break; 19384cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson case BuiltinType::Float: EltName = "float32_t"; break; 193957147a8615bca96e067975fe931baf5d741876a4Bob Wilson default: llvm_unreachable("unexpected Neon vector element type"); 1940491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson } 1941c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson } 1942c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson const char *BaseName = 0; 19434cfaa5d0675f248f7a30ef91f557cc4905d10b69Bob Wilson unsigned BitSize = (T->getNumElements() * 19443a7230218d37de975096280472fa55294024b728Bob Wilson getASTContext().getTypeSize(EltType)); 1945c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson if (BitSize == 64) 1946c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson BaseName = "__simd64_"; 194757147a8615bca96e067975fe931baf5d741876a4Bob Wilson else { 194857147a8615bca96e067975fe931baf5d741876a4Bob Wilson assert(BitSize == 128 && "Neon vector type not 64 or 128 bits"); 1949c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson BaseName = "__simd128_"; 195057147a8615bca96e067975fe931baf5d741876a4Bob Wilson } 1951c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson Out << strlen(BaseName) + strlen(EltName); 1952c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson Out << BaseName << EltName; 1953c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson} 1954c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson 1955efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall// GNU extension: vector types 1956788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// <type> ::= <vector-type> 1957788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// <vector-type> ::= Dv <positive dimension number> _ 1958788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// <extended element type> 1959788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// ::= Dv [<dimension expression>] _ <element type> 1960788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// <extended element type> ::= <element type> 1961788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner// ::= p # AltiVec vector pixel 1962efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const VectorType *T) { 1963491328c90c00ecad6ad27fa0ab3cdf9195a4a820Bob Wilson if ((T->getVectorKind() == VectorType::NeonVector || 196457147a8615bca96e067975fe931baf5d741876a4Bob Wilson T->getVectorKind() == VectorType::NeonPolyVector)) { 196557147a8615bca96e067975fe931baf5d741876a4Bob Wilson mangleNeonVectorType(T); 1966c7df92db2d35e8bf7a585c4701dd95808e3e18c5Bob Wilson return; 196757147a8615bca96e067975fe931baf5d741876a4Bob Wilson } 19680e5f067da58e43aa9bdfd1317283b52d4beeb19aNick Lewycky Out << "Dv" << T->getNumElements() << '_'; 1969e86d78cf4754a6aef2cf9a33d847aa15338e276fBob Wilson if (T->getVectorKind() == VectorType::AltiVecPixel) 1970788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner Out << 'p'; 1971e86d78cf4754a6aef2cf9a33d847aa15338e276fBob Wilson else if (T->getVectorKind() == VectorType::AltiVecBool) 1972788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner Out << 'b'; 1973788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner else 1974788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner mangleType(T->getElementType()); 1975efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1976efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const ExtVectorType *T) { 1977efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(static_cast<const VectorType*>(T)); 1978efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1979efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const DependentSizedExtVectorType *T) { 19800e5f067da58e43aa9bdfd1317283b52d4beeb19aNick Lewycky Out << "Dv"; 19810e5f067da58e43aa9bdfd1317283b52d4beeb19aNick Lewycky mangleExpression(T->getSizeExpr()); 19820e5f067da58e43aa9bdfd1317283b52d4beeb19aNick Lewycky Out << '_'; 1983efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall mangleType(T->getElementType()); 1984efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 1985efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 19867536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregorvoid CXXNameMangler::mangleType(const PackExpansionType *T) { 19874fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // <type> ::= Dp <type> # pack expansion (C++0x) 1988255c269f35928a8194fb591656c67ec4ebd846ebDouglas Gregor Out << "Dp"; 19897536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor mangleType(T->getPattern()); 19907536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor} 19917536dd5e6c99584481b7dab68b7e7d8df9c54054Douglas Gregor 1992a40c5e4f6969c6e9c980e7506b6f0a9477808645Anders Carlssonvoid CXXNameMangler::mangleType(const ObjCInterfaceType *T) { 1993a40c5e4f6969c6e9c980e7506b6f0a9477808645Anders Carlsson mangleSourceName(T->getDecl()->getIdentifier()); 1994a40c5e4f6969c6e9c980e7506b6f0a9477808645Anders Carlsson} 1995a40c5e4f6969c6e9c980e7506b6f0a9477808645Anders Carlsson 1996c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCallvoid CXXNameMangler::mangleType(const ObjCObjectType *T) { 1997c00c1f6638a8ca771df14133560873fc21f31234John McCall // We don't allow overloading by different protocol qualification, 1998c00c1f6638a8ca771df14133560873fc21f31234John McCall // so mangling them isn't necessary. 1999c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall mangleType(T->getBaseType()); 2000c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 2001c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 2002efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const BlockPointerType *T) { 2003f28c687866aed1ed7b4b9ddf44a51673861236cfAnders Carlsson Out << "U13block_pointer"; 2004f28c687866aed1ed7b4b9ddf44a51673861236cfAnders Carlsson mangleType(T->getPointeeType()); 2005efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 2006efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 200731f17ecbef57b5679c017c375db330546b7b5145John McCallvoid CXXNameMangler::mangleType(const InjectedClassNameType *T) { 200831f17ecbef57b5679c017c375db330546b7b5145John McCall // Mangle injected class name types as if the user had written the 200931f17ecbef57b5679c017c375db330546b7b5145John McCall // specialization out fully. It may not actually be possible to see 201031f17ecbef57b5679c017c375db330546b7b5145John McCall // this mangling, though. 201131f17ecbef57b5679c017c375db330546b7b5145John McCall mangleType(T->getInjectedSpecializationType()); 201231f17ecbef57b5679c017c375db330546b7b5145John McCall} 201331f17ecbef57b5679c017c375db330546b7b5145John McCall 2014efe6aee53b8585d2be158daa6d74315ff37d0db9John McCallvoid CXXNameMangler::mangleType(const TemplateSpecializationType *T) { 20151e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (TemplateDecl *TD = T->getTemplateName().getAsTemplateDecl()) { 20161e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor mangleName(TD, T->getArgs(), T->getNumArgs()); 20171e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor } else { 20181e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (mangleSubstitution(QualType(T, 0))) 20191e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return; 2020c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 20211e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor mangleTemplatePrefix(T->getTemplateName()); 2022c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 20231e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // FIXME: GCC does not appear to mangle the template arguments when 20241e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // the template in question is a dependent template name. Should we 20251e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor // emulate that badness? 20261e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor mangleTemplateArgs(T->getTemplateName(), T->getArgs(), T->getNumArgs()); 20271e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor addSubstitution(QualType(T, 0)); 20281e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor } 2029efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 2030efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 20314714c12a1ab759156b78be8f109ea4c12213af57Douglas Gregorvoid CXXNameMangler::mangleType(const DependentNameType *T) { 2032ae3524866124021f3bc695886668254093c0793fAnders Carlsson // Typename types are always nested 2033ae3524866124021f3bc695886668254093c0793fAnders Carlsson Out << 'N'; 2034a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall manglePrefix(T->getQualifier()); 203533500955d731c73717af52088b7fc0e7a85681e7John McCall mangleSourceName(T->getIdentifier()); 203633500955d731c73717af52088b7fc0e7a85681e7John McCall Out << 'E'; 203733500955d731c73717af52088b7fc0e7a85681e7John McCall} 20386ab30e0c027458ff5293b898204ac2d1a789668eJohn McCall 203933500955d731c73717af52088b7fc0e7a85681e7John McCallvoid CXXNameMangler::mangleType(const DependentTemplateSpecializationType *T) { 2040aa2187de137e5b809dcbbe14f3b61ae907a3d8aaDouglas Gregor // Dependently-scoped template types are nested if they have a prefix. 204133500955d731c73717af52088b7fc0e7a85681e7John McCall Out << 'N'; 204233500955d731c73717af52088b7fc0e7a85681e7John McCall 204333500955d731c73717af52088b7fc0e7a85681e7John McCall // TODO: avoid making this TemplateName. 204433500955d731c73717af52088b7fc0e7a85681e7John McCall TemplateName Prefix = 204533500955d731c73717af52088b7fc0e7a85681e7John McCall getASTContext().getDependentTemplateName(T->getQualifier(), 204633500955d731c73717af52088b7fc0e7a85681e7John McCall T->getIdentifier()); 204733500955d731c73717af52088b7fc0e7a85681e7John McCall mangleTemplatePrefix(Prefix); 204833500955d731c73717af52088b7fc0e7a85681e7John McCall 204933500955d731c73717af52088b7fc0e7a85681e7John McCall // FIXME: GCC does not appear to mangle the template arguments when 205033500955d731c73717af52088b7fc0e7a85681e7John McCall // the template in question is a dependent template name. Should we 205133500955d731c73717af52088b7fc0e7a85681e7John McCall // emulate that badness? 205233500955d731c73717af52088b7fc0e7a85681e7John McCall mangleTemplateArgs(Prefix, T->getArgs(), T->getNumArgs()); 2053ae3524866124021f3bc695886668254093c0793fAnders Carlsson Out << 'E'; 2054efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall} 2055efe6aee53b8585d2be158daa6d74315ff37d0db9John McCall 2056ad5e73887052193afda72db8efcb812bd083a4a8John McCallvoid CXXNameMangler::mangleType(const TypeOfType *T) { 2057ad5e73887052193afda72db8efcb812bd083a4a8John McCall // FIXME: this is pretty unsatisfactory, but there isn't an obvious 2058ad5e73887052193afda72db8efcb812bd083a4a8John McCall // "extension with parameters" mangling. 2059ad5e73887052193afda72db8efcb812bd083a4a8John McCall Out << "u6typeof"; 2060ad5e73887052193afda72db8efcb812bd083a4a8John McCall} 2061ad5e73887052193afda72db8efcb812bd083a4a8John McCall 2062ad5e73887052193afda72db8efcb812bd083a4a8John McCallvoid CXXNameMangler::mangleType(const TypeOfExprType *T) { 2063ad5e73887052193afda72db8efcb812bd083a4a8John McCall // FIXME: this is pretty unsatisfactory, but there isn't an obvious 2064ad5e73887052193afda72db8efcb812bd083a4a8John McCall // "extension with parameters" mangling. 2065ad5e73887052193afda72db8efcb812bd083a4a8John McCall Out << "u6typeof"; 2066ad5e73887052193afda72db8efcb812bd083a4a8John McCall} 2067ad5e73887052193afda72db8efcb812bd083a4a8John McCall 2068ad5e73887052193afda72db8efcb812bd083a4a8John McCallvoid CXXNameMangler::mangleType(const DecltypeType *T) { 2069ad5e73887052193afda72db8efcb812bd083a4a8John McCall Expr *E = T->getUnderlyingExpr(); 2070193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 2071ad5e73887052193afda72db8efcb812bd083a4a8John McCall // type ::= Dt <expression> E # decltype of an id-expression 2072ad5e73887052193afda72db8efcb812bd083a4a8John McCall // # or class member access 2073ad5e73887052193afda72db8efcb812bd083a4a8John McCall // ::= DT <expression> E # decltype of an expression 2074ad5e73887052193afda72db8efcb812bd083a4a8John McCall 2075ad5e73887052193afda72db8efcb812bd083a4a8John McCall // This purports to be an exhaustive list of id-expressions and 2076ad5e73887052193afda72db8efcb812bd083a4a8John McCall // class member accesses. Note that we do not ignore parentheses; 2077ad5e73887052193afda72db8efcb812bd083a4a8John McCall // parentheses change the semantics of decltype for these 2078ad5e73887052193afda72db8efcb812bd083a4a8John McCall // expressions (and cause the mangler to use the other form). 2079ad5e73887052193afda72db8efcb812bd083a4a8John McCall if (isa<DeclRefExpr>(E) || 2080ad5e73887052193afda72db8efcb812bd083a4a8John McCall isa<MemberExpr>(E) || 2081ad5e73887052193afda72db8efcb812bd083a4a8John McCall isa<UnresolvedLookupExpr>(E) || 2082ad5e73887052193afda72db8efcb812bd083a4a8John McCall isa<DependentScopeDeclRefExpr>(E) || 2083ad5e73887052193afda72db8efcb812bd083a4a8John McCall isa<CXXDependentScopeMemberExpr>(E) || 2084ad5e73887052193afda72db8efcb812bd083a4a8John McCall isa<UnresolvedMemberExpr>(E)) 2085ad5e73887052193afda72db8efcb812bd083a4a8John McCall Out << "Dt"; 2086ad5e73887052193afda72db8efcb812bd083a4a8John McCall else 2087ad5e73887052193afda72db8efcb812bd083a4a8John McCall Out << "DT"; 2088ad5e73887052193afda72db8efcb812bd083a4a8John McCall mangleExpression(E); 2089ad5e73887052193afda72db8efcb812bd083a4a8John McCall Out << 'E'; 2090ad5e73887052193afda72db8efcb812bd083a4a8John McCall} 2091ad5e73887052193afda72db8efcb812bd083a4a8John McCall 2092ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Huntvoid CXXNameMangler::mangleType(const UnaryTransformType *T) { 2093ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Hunt // If this is dependent, we need to record that. If not, we simply 2094ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Hunt // mangle it as the underlying type since they are equivalent. 2095ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Hunt if (T->isDependentType()) { 2096ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Hunt Out << 'U'; 2097ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Hunt 2098ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Hunt switch (T->getUTTKind()) { 2099ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Hunt case UnaryTransformType::EnumUnderlyingType: 2100ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Hunt Out << "3eut"; 2101ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Hunt break; 2102ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Hunt } 2103ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Hunt } 2104ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Hunt 2105ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Hunt mangleType(T->getUnderlyingType()); 2106ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Hunt} 2107ca63c200346c0ca9e00194ec6e34a5a7b0ed9321Sean Hunt 210834b41d939a1328f484511c6002ba2456db879a29Richard Smithvoid CXXNameMangler::mangleType(const AutoType *T) { 210934b41d939a1328f484511c6002ba2456db879a29Richard Smith QualType D = T->getDeducedType(); 2110967ecd3bed2b7f6ea04a1592dced6fc5d44d0b5dRichard Smith // <builtin-type> ::= Da # dependent auto 2111967ecd3bed2b7f6ea04a1592dced6fc5d44d0b5dRichard Smith if (D.isNull()) 2112967ecd3bed2b7f6ea04a1592dced6fc5d44d0b5dRichard Smith Out << "Da"; 2113967ecd3bed2b7f6ea04a1592dced6fc5d44d0b5dRichard Smith else 2114967ecd3bed2b7f6ea04a1592dced6fc5d44d0b5dRichard Smith mangleType(D); 211534b41d939a1328f484511c6002ba2456db879a29Richard Smith} 211634b41d939a1328f484511c6002ba2456db879a29Richard Smith 2117193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnamvoid CXXNameMangler::mangleIntegerLiteral(QualType T, 2118e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson const llvm::APSInt &Value) { 2119e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson // <expr-primary> ::= L <type> <value number> E # integer literal 2120e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson Out << 'L'; 2121193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 2122e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleType(T); 2123e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson if (T->isBooleanType()) { 2124e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson // Boolean values are encoded as 0/1. 2125e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson Out << (Value.getBoolValue() ? '1' : '0'); 2126e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson } else { 21270512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleNumber(Value); 2128e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson } 2129e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson Out << 'E'; 2130193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 2131e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson} 2132e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson 21332f27bf854f0519810b34afd209089cc75536b757John McCall/// Mangles a member expression. Implicit accesses are not handled, 21342f27bf854f0519810b34afd209089cc75536b757John McCall/// but that should be okay, because you shouldn't be able to 21352f27bf854f0519810b34afd209089cc75536b757John McCall/// make an implicit access in a function template declaration. 2136a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCallvoid CXXNameMangler::mangleMemberExpr(const Expr *base, 2137a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall bool isArrow, 2138a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall NestedNameSpecifier *qualifier, 2139a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall NamedDecl *firstQualifierLookup, 2140a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall DeclarationName member, 2141a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall unsigned arity) { 2142a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // <expression> ::= dt <expression> <unresolved-name> 2143a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall // ::= pt <expression> <unresolved-name> 2144a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall Out << (isArrow ? "pt" : "dt"); 2145a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall mangleExpression(base); 2146a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall mangleUnresolvedName(qualifier, firstQualifierLookup, member, arity); 21472f27bf854f0519810b34afd209089cc75536b757John McCall} 21482f27bf854f0519810b34afd209089cc75536b757John McCall 21495a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall/// Look at the callee of the given call expression and determine if 21505a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall/// it's a parenthesized id-expression which would have triggered ADL 21515a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall/// otherwise. 21525a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCallstatic bool isParenthesizedADLCallee(const CallExpr *call) { 21535a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall const Expr *callee = call->getCallee(); 21545a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall const Expr *fn = callee->IgnoreParens(); 21555a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall 21565a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall // Must be parenthesized. IgnoreParens() skips __extension__ nodes, 21575a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall // too, but for those to appear in the callee, it would have to be 21585a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall // parenthesized. 21595a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall if (callee == fn) return false; 21605a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall 21615a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall // Must be an unresolved lookup. 21625a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall const UnresolvedLookupExpr *lookup = dyn_cast<UnresolvedLookupExpr>(fn); 21635a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall if (!lookup) return false; 21645a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall 21655a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall assert(!lookup->requiresADL()); 21665a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall 21675a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall // Must be an unqualified lookup. 21685a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall if (lookup->getQualifier()) return false; 21695a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall 21705a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall // Must not have found a class member. Note that if one is a class 21715a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall // member, they're all class members. 21725a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall if (lookup->getNumDecls() > 0 && 21735a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall (*lookup->decls_begin())->isCXXClassMember()) 21745a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall return false; 21755a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall 21765a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall // Otherwise, ADL would have been triggered. 21775a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall return true; 21785a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall} 21795a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall 21805e1e89b8af283af34943a477dc6378f1a641df26John McCallvoid CXXNameMangler::mangleExpression(const Expr *E, unsigned Arity) { 2181d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // <expression> ::= <unary operator-name> <expression> 218209cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall // ::= <binary operator-name> <expression> <expression> 218309cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall // ::= <trinary operator-name> <expression> <expression> <expression> 2184d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= cv <type> expression # conversion with one argument 2185d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= cv <type> _ <expression>* E # conversion with a different number of arguments 2186a7e6845660f91ec611427e1db842780e1ec12bdbEli Friedman // ::= st <type> # sizeof (a type) 2187d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= at <type> # alignof (a type) 2188d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= <template-param> 2189d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= <function-param> 2190d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= sr <type> <unqualified-name> # dependent name 2191d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= sr <type> <unqualified-name> <template-args> # dependent template-id 219263f62df485de57c6b0db167d96bb0f92562adb7bDouglas Gregor // ::= ds <expression> <expression> # expr.*expr 2193d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson // ::= sZ <template-param> # size of a parameter pack 21944fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // ::= sZ <function-param> # size of a function parameter pack 219509cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall // ::= <expr-primary> 21961dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // <expr-primary> ::= L <type> <value number> E # integer literal 21971dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // ::= L <type <value float> E # floating literal 21981dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall // ::= L <mangled-name> E # external name 2199edee94b615059ad178b06a489312eca6e049609aDouglas Gregor QualType ImplicitlyConvertedToType; 2200edee94b615059ad178b06a489312eca6e049609aDouglas Gregor 2201edee94b615059ad178b06a489312eca6e049609aDouglas Gregorrecurse: 2202d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson switch (E->getStmtClass()) { 22036ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall case Expr::NoStmtClass: 220463c00d7f35fa060c0a446c9df3a4402d9c7757feJohn McCall#define ABSTRACT_STMT(Type) 22056ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall#define EXPR(Type, Base) 22066ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall#define STMT(Type, Base) \ 22076ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall case Expr::Type##Class: 22084bfe1968410ea8ffe3b4f629addd7c4bcf484765Sean Hunt#include "clang/AST/StmtNodes.inc" 22090512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // fallthrough 22100512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 22110512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // These all can only appear in local or variable-initialization 22120512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // contexts and so should never appear in a mangling. 22130512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::AddrLabelExprClass: 22140512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::BlockDeclRefExprClass: 22150512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXThisExprClass: 22160512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::DesignatedInitExprClass: 22170512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ImplicitValueInitExprClass: 22180512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::InitListExprClass: 22190512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ParenListExprClass: 22200512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXScalarValueInitExprClass: 222109cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall llvm_unreachable("unexpected statement kind"); 222209cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall break; 222309cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall 22240512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // FIXME: invent manglings for all these. 22250512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::BlockExprClass: 22260512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXPseudoDestructorExprClass: 22270512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ChooseExprClass: 22280512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CompoundLiteralExprClass: 22290512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ExtVectorElementExprClass: 2230f111d935722ed488144600cea5ed03a6b5069e8fPeter Collingbourne case Expr::GenericSelectionExprClass: 22310512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCEncodeExprClass: 22320512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCIsaExprClass: 22330512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCIvarRefExprClass: 22340512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCMessageExprClass: 22350512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCPropertyRefExprClass: 22360512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCProtocolExprClass: 22370512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCSelectorExprClass: 22380512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ObjCStringLiteralClass: 2239f85e193739c953358c865005855253af4f68a497John McCall case Expr::ObjCIndirectCopyRestoreExprClass: 22400512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::OffsetOfExprClass: 22410512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::PredefinedExprClass: 22420512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ShuffleVectorExprClass: 22430512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::StmtExprClass: 22440512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::UnaryTypeTraitExprClass: 22456ad6f2848d7652ab2991286eb48be440d3493b28Francois Pichet case Expr::BinaryTypeTraitExprClass: 224621ff2e516b0e0bc8c1dbf965cb3d44bac3c64330John Wiegley case Expr::ArrayTypeTraitExprClass: 2247552622067dc45013d240f73952fece703f5e63bdJohn Wiegley case Expr::ExpressionTraitExprClass: 22489be88403e965cc49af76c9d33d818781d44b333eFrancois Pichet case Expr::VAArgExprClass: 22492e156225a29407a50dd19041aa5750171ad44ea3Sebastian Redl case Expr::CXXUuidofExprClass: 2250e08ce650a2b02410eddd1f60a4aa6b3d4be71e73Peter Collingbourne case Expr::CXXNoexceptExprClass: 225161eee0ca33b29e102f11bab77c8b74cc00e2392bTanya Lattner case Expr::CUDAKernelCallExprClass: 225261eee0ca33b29e102f11bab77c8b74cc00e2392bTanya Lattner case Expr::AsTypeExprClass: 225361eee0ca33b29e102f11bab77c8b74cc00e2392bTanya Lattner { 22546ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall // As bad as this diagnostic is, it's better than crashing. 22556ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall Diagnostic &Diags = Context.getDiags(); 22566ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall unsigned DiagID = Diags.getCustomDiagID(Diagnostic::Error, 22576ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall "cannot yet mangle expression type %0"); 225833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Diags.Report(E->getExprLoc(), DiagID) 2259739bf09fc6c7e34a86f1b049b44e58a4718dd348John McCall << E->getStmtClassName() << E->getSourceRange(); 22606ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall break; 22616ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall } 22626ae1f35cedb5a847f15f86bdb227b7bbe574a344John McCall 226356ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall // Even gcc-4.5 doesn't mangle this. 226456ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall case Expr::BinaryConditionalOperatorClass: { 226556ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall Diagnostic &Diags = Context.getDiags(); 226656ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall unsigned DiagID = 226756ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall Diags.getCustomDiagID(Diagnostic::Error, 226856ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall "?: operator with omitted middle operand cannot be mangled"); 226956ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall Diags.Report(E->getExprLoc(), DiagID) 227056ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall << E->getStmtClassName() << E->getSourceRange(); 227156ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall break; 227256ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall } 227356ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall 227456ca35d396d8692c384c785f9aeebcf22563fe1eJohn McCall // These are used for internal purposes and cannot be meaningfully mangled. 22757cd7d1ad33fdf49eef83942e8855fe20d95aa1b9John McCall case Expr::OpaqueValueExprClass: 22767cd7d1ad33fdf49eef83942e8855fe20d95aa1b9John McCall llvm_unreachable("cannot mangle opaque value; mangling wrong thing?"); 22777cd7d1ad33fdf49eef83942e8855fe20d95aa1b9John McCall 22780512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXDefaultArgExprClass: 22795e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(cast<CXXDefaultArgExpr>(E)->getExpr(), Arity); 22800512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 228191a5755ad73c5dc1dfb167e448fdd74e75a6df56John McCall 228291a5755ad73c5dc1dfb167e448fdd74e75a6df56John McCall case Expr::SubstNonTypeTemplateParmExprClass: 228391a5755ad73c5dc1dfb167e448fdd74e75a6df56John McCall mangleExpression(cast<SubstNonTypeTemplateParmExpr>(E)->getReplacement(), 228491a5755ad73c5dc1dfb167e448fdd74e75a6df56John McCall Arity); 228591a5755ad73c5dc1dfb167e448fdd74e75a6df56John McCall break; 22860512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 22870512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXMemberCallExprClass: // fallthrough 22881dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::CallExprClass: { 22891dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const CallExpr *CE = cast<CallExpr>(E); 22905a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall 22915a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall // <expression> ::= cp <simple-id> <expression>* E 22925a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall // We use this mangling only when the call would use ADL except 22935a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall // for being parenthesized. Per discussion with David 22945a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall // Vandervoorde, 2011.04.25. 22955a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall if (isParenthesizedADLCallee(CE)) { 22965a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall Out << "cp"; 22975a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall // The callee here is a parenthesized UnresolvedLookupExpr with 22985a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall // no qualifier and should always get mangled as a <simple-id> 22995a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall // anyway. 23005a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall 23015a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall // <expression> ::= cl <expression>* E 23025a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall } else { 23035a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall Out << "cl"; 23045a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall } 23055a7e6f781afc53f3c04c146d74aa7eff15f1338eJohn McCall 23065e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(CE->getCallee(), CE->getNumArgs()); 23071dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall for (unsigned I = 0, N = CE->getNumArgs(); I != N; ++I) 23081dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleExpression(CE->getArg(I)); 230935f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'E'; 231009cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall break; 23111dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 23121dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 23130512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXNewExprClass: { 23140512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Proposal from David Vandervoorde, 2010.06.30 23150512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const CXXNewExpr *New = cast<CXXNewExpr>(E); 23160512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (New->isGlobalNew()) Out << "gs"; 23170512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << (New->isArray() ? "na" : "nw"); 23180512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall for (CXXNewExpr::const_arg_iterator I = New->placement_arg_begin(), 23190512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall E = New->placement_arg_end(); I != E; ++I) 23200512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(*I); 23210512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << '_'; 23220512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleType(New->getAllocatedType()); 23230512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (New->hasInitializer()) { 23240512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "pi"; 23250512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall for (CXXNewExpr::const_arg_iterator I = New->constructor_arg_begin(), 23260512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall E = New->constructor_arg_end(); I != E; ++I) 23270512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(*I); 23280512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 23290512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'E'; 23300512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 23310512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 23320512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 23332f27bf854f0519810b34afd209089cc75536b757John McCall case Expr::MemberExprClass: { 23342f27bf854f0519810b34afd209089cc75536b757John McCall const MemberExpr *ME = cast<MemberExpr>(E); 23352f27bf854f0519810b34afd209089cc75536b757John McCall mangleMemberExpr(ME->getBase(), ME->isArrow(), 2336a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall ME->getQualifier(), 0, ME->getMemberDecl()->getDeclName(), 23375e1e89b8af283af34943a477dc6378f1a641df26John McCall Arity); 23382f27bf854f0519810b34afd209089cc75536b757John McCall break; 23392f27bf854f0519810b34afd209089cc75536b757John McCall } 23402f27bf854f0519810b34afd209089cc75536b757John McCall 23412f27bf854f0519810b34afd209089cc75536b757John McCall case Expr::UnresolvedMemberExprClass: { 23422f27bf854f0519810b34afd209089cc75536b757John McCall const UnresolvedMemberExpr *ME = cast<UnresolvedMemberExpr>(E); 23432f27bf854f0519810b34afd209089cc75536b757John McCall mangleMemberExpr(ME->getBase(), ME->isArrow(), 2344a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall ME->getQualifier(), 0, ME->getMemberName(), 23455e1e89b8af283af34943a477dc6378f1a641df26John McCall Arity); 23466dbce19fdae4cfae4eb5f826284978e723a04e61John McCall if (ME->hasExplicitTemplateArgs()) 23476dbce19fdae4cfae4eb5f826284978e723a04e61John McCall mangleTemplateArgs(ME->getExplicitTemplateArgs()); 23482f27bf854f0519810b34afd209089cc75536b757John McCall break; 23492f27bf854f0519810b34afd209089cc75536b757John McCall } 23502f27bf854f0519810b34afd209089cc75536b757John McCall 23512f27bf854f0519810b34afd209089cc75536b757John McCall case Expr::CXXDependentScopeMemberExprClass: { 23522f27bf854f0519810b34afd209089cc75536b757John McCall const CXXDependentScopeMemberExpr *ME 23532f27bf854f0519810b34afd209089cc75536b757John McCall = cast<CXXDependentScopeMemberExpr>(E); 23542f27bf854f0519810b34afd209089cc75536b757John McCall mangleMemberExpr(ME->getBase(), ME->isArrow(), 2355a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall ME->getQualifier(), ME->getFirstQualifierFoundInScope(), 2356a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall ME->getMember(), Arity); 23576dbce19fdae4cfae4eb5f826284978e723a04e61John McCall if (ME->hasExplicitTemplateArgs()) 23586dbce19fdae4cfae4eb5f826284978e723a04e61John McCall mangleTemplateArgs(ME->getExplicitTemplateArgs()); 23592f27bf854f0519810b34afd209089cc75536b757John McCall break; 23602f27bf854f0519810b34afd209089cc75536b757John McCall } 23612f27bf854f0519810b34afd209089cc75536b757John McCall 23621dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::UnresolvedLookupExprClass: { 23631dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const UnresolvedLookupExpr *ULE = cast<UnresolvedLookupExpr>(E); 2364a0ce15c13a69c430d8980a1fcf03f420855c18caJohn McCall mangleUnresolvedName(ULE->getQualifier(), 0, ULE->getName(), Arity); 236526a6ec7be5ad57aa380f62aa2c39cd073e22d9dcJohn McCall 236626a6ec7be5ad57aa380f62aa2c39cd073e22d9dcJohn McCall // All the <unresolved-name> productions end in a 236726a6ec7be5ad57aa380f62aa2c39cd073e22d9dcJohn McCall // base-unresolved-name, where <template-args> are just tacked 236826a6ec7be5ad57aa380f62aa2c39cd073e22d9dcJohn McCall // onto the end. 23696dbce19fdae4cfae4eb5f826284978e723a04e61John McCall if (ULE->hasExplicitTemplateArgs()) 23706dbce19fdae4cfae4eb5f826284978e723a04e61John McCall mangleTemplateArgs(ULE->getExplicitTemplateArgs()); 23711dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 23721dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 23731dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 2374193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam case Expr::CXXUnresolvedConstructExprClass: { 23751dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const CXXUnresolvedConstructExpr *CE = cast<CXXUnresolvedConstructExpr>(E); 23761dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned N = CE->arg_size(); 237709cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall 23781dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Out << "cv"; 23791dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleType(CE->getType()); 238035f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer if (N != 1) Out << '_'; 23811dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall for (unsigned I = 0; I != N; ++I) mangleExpression(CE->getArg(I)); 238235f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer if (N != 1) Out << 'E'; 2383193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam break; 23841dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 23851dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 23861dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::CXXTemporaryObjectExprClass: 23871dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::CXXConstructExprClass: { 23881dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const CXXConstructExpr *CE = cast<CXXConstructExpr>(E); 23891dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall unsigned N = CE->getNumArgs(); 239009cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall 23911dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall Out << "cv"; 23921dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleType(CE->getType()); 239335f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer if (N != 1) Out << '_'; 23941dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall for (unsigned I = 0; I != N; ++I) mangleExpression(CE->getArg(I)); 239535f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer if (N != 1) Out << 'E'; 239609cc141c89a5e9f305c17d7a88298647df16ceddJohn McCall break; 23971dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 23981dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 2399f4e3cfbe8abd124be6341ef5d714819b4fbd9082Peter Collingbourne case Expr::UnaryExprOrTypeTraitExprClass: { 2400f4e3cfbe8abd124be6341ef5d714819b4fbd9082Peter Collingbourne const UnaryExprOrTypeTraitExpr *SAE = cast<UnaryExprOrTypeTraitExpr>(E); 2401edee94b615059ad178b06a489312eca6e049609aDouglas Gregor 2402edee94b615059ad178b06a489312eca6e049609aDouglas Gregor if (!SAE->isInstantiationDependent()) { 2403edee94b615059ad178b06a489312eca6e049609aDouglas Gregor // Itanium C++ ABI: 2404edee94b615059ad178b06a489312eca6e049609aDouglas Gregor // If the operand of a sizeof or alignof operator is not 2405edee94b615059ad178b06a489312eca6e049609aDouglas Gregor // instantiation-dependent it is encoded as an integer literal 2406edee94b615059ad178b06a489312eca6e049609aDouglas Gregor // reflecting the result of the operator. 2407edee94b615059ad178b06a489312eca6e049609aDouglas Gregor // 2408edee94b615059ad178b06a489312eca6e049609aDouglas Gregor // If the result of the operator is implicitly converted to a known 2409edee94b615059ad178b06a489312eca6e049609aDouglas Gregor // integer type, that type is used for the literal; otherwise, the type 2410edee94b615059ad178b06a489312eca6e049609aDouglas Gregor // of std::size_t or std::ptrdiff_t is used. 2411edee94b615059ad178b06a489312eca6e049609aDouglas Gregor QualType T = (ImplicitlyConvertedToType.isNull() || 2412edee94b615059ad178b06a489312eca6e049609aDouglas Gregor !ImplicitlyConvertedToType->isIntegerType())? SAE->getType() 2413edee94b615059ad178b06a489312eca6e049609aDouglas Gregor : ImplicitlyConvertedToType; 2414edee94b615059ad178b06a489312eca6e049609aDouglas Gregor mangleIntegerLiteral(T, SAE->EvaluateAsInt(Context.getASTContext())); 2415edee94b615059ad178b06a489312eca6e049609aDouglas Gregor break; 2416edee94b615059ad178b06a489312eca6e049609aDouglas Gregor } 2417edee94b615059ad178b06a489312eca6e049609aDouglas Gregor 2418f4e3cfbe8abd124be6341ef5d714819b4fbd9082Peter Collingbourne switch(SAE->getKind()) { 2419f4e3cfbe8abd124be6341ef5d714819b4fbd9082Peter Collingbourne case UETT_SizeOf: 2420f4e3cfbe8abd124be6341ef5d714819b4fbd9082Peter Collingbourne Out << 's'; 2421f4e3cfbe8abd124be6341ef5d714819b4fbd9082Peter Collingbourne break; 2422f4e3cfbe8abd124be6341ef5d714819b4fbd9082Peter Collingbourne case UETT_AlignOf: 2423f4e3cfbe8abd124be6341ef5d714819b4fbd9082Peter Collingbourne Out << 'a'; 2424f4e3cfbe8abd124be6341ef5d714819b4fbd9082Peter Collingbourne break; 2425f4e3cfbe8abd124be6341ef5d714819b4fbd9082Peter Collingbourne case UETT_VecStep: 2426f4e3cfbe8abd124be6341ef5d714819b4fbd9082Peter Collingbourne Diagnostic &Diags = Context.getDiags(); 2427f4e3cfbe8abd124be6341ef5d714819b4fbd9082Peter Collingbourne unsigned DiagID = Diags.getCustomDiagID(Diagnostic::Error, 2428f4e3cfbe8abd124be6341ef5d714819b4fbd9082Peter Collingbourne "cannot yet mangle vec_step expression"); 2429f4e3cfbe8abd124be6341ef5d714819b4fbd9082Peter Collingbourne Diags.Report(DiagID); 2430f4e3cfbe8abd124be6341ef5d714819b4fbd9082Peter Collingbourne return; 2431f4e3cfbe8abd124be6341ef5d714819b4fbd9082Peter Collingbourne } 24321dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall if (SAE->isArgumentType()) { 243335f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 't'; 24341dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleType(SAE->getArgumentType()); 24351dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } else { 243635f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'z'; 24371dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleExpression(SAE->getArgumentExpr()); 24381dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 24391dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 24401dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 2441a7694087e4abaea261918ffbb3ffe38feb1da489Anders Carlsson 24420512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXThrowExprClass: { 24430512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const CXXThrowExpr *TE = cast<CXXThrowExpr>(E); 24440512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 24450512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Proposal from David Vandervoorde, 2010.06.30 24460512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (TE->getSubExpr()) { 24470512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "tw"; 24480512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(TE->getSubExpr()); 24490512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } else { 24500512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "tr"; 24510512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 24520512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 24530512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 24540512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 24550512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXTypeidExprClass: { 24560512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const CXXTypeidExpr *TIE = cast<CXXTypeidExpr>(E); 24570512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 24580512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Proposal from David Vandervoorde, 2010.06.30 24590512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (TIE->isTypeOperand()) { 24600512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "ti"; 24610512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleType(TIE->getTypeOperand()); 24620512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } else { 24630512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "te"; 24640512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(TIE->getExprOperand()); 24650512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 24660512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 24670512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 24680512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 24690512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXDeleteExprClass: { 24700512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const CXXDeleteExpr *DE = cast<CXXDeleteExpr>(E); 24710512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 24720512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Proposal from David Vandervoorde, 2010.06.30 24730512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (DE->isGlobalDelete()) Out << "gs"; 24740512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << (DE->isArrayForm() ? "da" : "dl"); 24750512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(DE->getArgument()); 24760512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 24770512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 24780512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 2479e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson case Expr::UnaryOperatorClass: { 2480e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson const UnaryOperator *UO = cast<UnaryOperator>(E); 2481193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam mangleOperatorName(UnaryOperator::getOverloadedOperator(UO->getOpcode()), 2482e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson /*Arity=*/1); 2483e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleExpression(UO->getSubExpr()); 2484e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson break; 2485e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson } 2486193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 24870512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ArraySubscriptExprClass: { 24880512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const ArraySubscriptExpr *AE = cast<ArraySubscriptExpr>(E); 24890512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 2490fc8f0e14ad142ed811e90fbd9a30e419e301c717Chris Lattner // Array subscript is treated as a syntactically weird form of 24910512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // binary operator. 24920512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "ix"; 24930512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(AE->getLHS()); 24940512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleExpression(AE->getRHS()); 24950512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 24960512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 24970512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 24980512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CompoundAssignOperatorClass: // fallthrough 2499e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson case Expr::BinaryOperatorClass: { 2500e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson const BinaryOperator *BO = cast<BinaryOperator>(E); 250163f62df485de57c6b0db167d96bb0f92562adb7bDouglas Gregor if (BO->getOpcode() == BO_PtrMemD) 250263f62df485de57c6b0db167d96bb0f92562adb7bDouglas Gregor Out << "ds"; 250363f62df485de57c6b0db167d96bb0f92562adb7bDouglas Gregor else 250463f62df485de57c6b0db167d96bb0f92562adb7bDouglas Gregor mangleOperatorName(BinaryOperator::getOverloadedOperator(BO->getOpcode()), 250563f62df485de57c6b0db167d96bb0f92562adb7bDouglas Gregor /*Arity=*/2); 2506e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleExpression(BO->getLHS()); 2507193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam mangleExpression(BO->getRHS()); 2508e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson break; 25092f27bf854f0519810b34afd209089cc75536b757John McCall } 2510e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson 2511e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson case Expr::ConditionalOperatorClass: { 2512e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson const ConditionalOperator *CO = cast<ConditionalOperator>(E); 2513e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleOperatorName(OO_Conditional, /*Arity=*/3); 2514e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleExpression(CO->getCond()); 25155e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(CO->getLHS(), Arity); 25165e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(CO->getRHS(), Arity); 2517e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson break; 2518e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson } 2519e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson 252046287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::ImplicitCastExprClass: { 2521edee94b615059ad178b06a489312eca6e049609aDouglas Gregor ImplicitlyConvertedToType = E->getType(); 2522edee94b615059ad178b06a489312eca6e049609aDouglas Gregor E = cast<ImplicitCastExpr>(E)->getSubExpr(); 2523edee94b615059ad178b06a489312eca6e049609aDouglas Gregor goto recurse; 252446287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor } 2525f85e193739c953358c865005855253af4f68a497John McCall 2526f85e193739c953358c865005855253af4f68a497John McCall case Expr::ObjCBridgedCastExprClass: { 2527f85e193739c953358c865005855253af4f68a497John McCall // Mangle ownership casts as a vendor extended operator __bridge, 2528f85e193739c953358c865005855253af4f68a497John McCall // __bridge_transfer, or __bridge_retain. 25295f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner StringRef Kind = cast<ObjCBridgedCastExpr>(E)->getBridgeKindName(); 2530f85e193739c953358c865005855253af4f68a497John McCall Out << "v1U" << Kind.size() << Kind; 2531f85e193739c953358c865005855253af4f68a497John McCall } 2532f85e193739c953358c865005855253af4f68a497John McCall // Fall through to mangle the cast itself. 2533f85e193739c953358c865005855253af4f68a497John McCall 253446287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CStyleCastExprClass: 253546287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CXXStaticCastExprClass: 253646287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CXXDynamicCastExprClass: 253746287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CXXReinterpretCastExprClass: 253846287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CXXConstCastExprClass: 253946287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor case Expr::CXXFunctionalCastExprClass: { 254046287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor const ExplicitCastExpr *ECE = cast<ExplicitCastExpr>(E); 254146287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor Out << "cv"; 254246287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor mangleType(ECE->getType()); 254346287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor mangleExpression(ECE->getSubExpr()); 254446287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor break; 254546287c7922b1c715b6ade87478e91409b19f0247Douglas Gregor } 2546193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 254758040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson case Expr::CXXOperatorCallExprClass: { 254858040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson const CXXOperatorCallExpr *CE = cast<CXXOperatorCallExpr>(E); 254958040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson unsigned NumArgs = CE->getNumArgs(); 255058040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson mangleOperatorName(CE->getOperator(), /*Arity=*/NumArgs); 255158040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson // Mangle the arguments. 255258040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson for (unsigned i = 0; i != NumArgs; ++i) 255358040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson mangleExpression(CE->getArg(i)); 255458040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson break; 255558040a5ee50bcaebbcbebe47fbdc5fd70be90e83Anders Carlsson } 2556193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 2557a7694087e4abaea261918ffbb3ffe38feb1da489Anders Carlsson case Expr::ParenExprClass: 25585e1e89b8af283af34943a477dc6378f1a641df26John McCall mangleExpression(cast<ParenExpr>(E)->getSubExpr(), Arity); 2559a7694087e4abaea261918ffbb3ffe38feb1da489Anders Carlsson break; 2560a7694087e4abaea261918ffbb3ffe38feb1da489Anders Carlsson 2561d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson case Expr::DeclRefExprClass: { 25625ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor const NamedDecl *D = cast<DeclRefExpr>(E)->getDecl(); 25633c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2564d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson switch (D->getKind()) { 2565193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam default: 25665ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor // <expr-primary> ::= L <mangled-name> E # external name 25675ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor Out << 'L'; 25685ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor mangle(D, "_Z"); 25695ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor Out << 'E'; 25705ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor break; 25715ed1bc351f36ca1086d7836baee546c39ce90dd7Douglas Gregor 2572fb44de956f27875def889482b5393475060392afJohn McCall case Decl::ParmVar: 2573fb44de956f27875def889482b5393475060392afJohn McCall mangleFunctionParam(cast<ParmVarDecl>(D)); 2574fb44de956f27875def889482b5393475060392afJohn McCall break; 2575fb44de956f27875def889482b5393475060392afJohn McCall 25763dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall case Decl::EnumConstant: { 25773dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall const EnumConstantDecl *ED = cast<EnumConstantDecl>(D); 25783dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall mangleIntegerLiteral(ED->getType(), ED->getInitVal()); 25793dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall break; 25803dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall } 25813dc7e7b9c59b9a2ed4f530b32e710a3738611df7John McCall 2582d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson case Decl::NonTypeTemplateParm: { 2583d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson const NonTypeTemplateParmDecl *PD = cast<NonTypeTemplateParmDecl>(D); 25840ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson mangleTemplateParameter(PD->getIndex()); 2585d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson break; 2586d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson } 2587d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson 2588d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson } 25893c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 259050755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson break; 259150755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson } 25923c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2593c7793c73ba8a343de3f2552d984851985a46f159Douglas Gregor case Expr::SubstNonTypeTemplateParmPackExprClass: 259468a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // FIXME: not clear how to mangle this! 259568a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // template <unsigned N...> class A { 259668a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // template <class U...> void foo(U (&x)[N]...); 259768a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall // }; 259868a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall Out << "_SUBSTPACK_"; 2599c7793c73ba8a343de3f2552d984851985a46f159Douglas Gregor break; 2600c7793c73ba8a343de3f2552d984851985a46f159Douglas Gregor 2601865d447ac6a4721ab58e898d014a21f2eff74b06John McCall case Expr::DependentScopeDeclRefExprClass: { 2602865d447ac6a4721ab58e898d014a21f2eff74b06John McCall const DependentScopeDeclRefExpr *DRE = cast<DependentScopeDeclRefExpr>(E); 260326a6ec7be5ad57aa380f62aa2c39cd073e22d9dcJohn McCall mangleUnresolvedName(DRE->getQualifier(), 0, DRE->getDeclName(), Arity); 260450755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson 260526a6ec7be5ad57aa380f62aa2c39cd073e22d9dcJohn McCall // All the <unresolved-name> productions end in a 260626a6ec7be5ad57aa380f62aa2c39cd073e22d9dcJohn McCall // base-unresolved-name, where <template-args> are just tacked 260726a6ec7be5ad57aa380f62aa2c39cd073e22d9dcJohn McCall // onto the end. 26086dbce19fdae4cfae4eb5f826284978e723a04e61John McCall if (DRE->hasExplicitTemplateArgs()) 26096dbce19fdae4cfae4eb5f826284978e723a04e61John McCall mangleTemplateArgs(DRE->getExplicitTemplateArgs()); 261050755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson break; 2611d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson } 261250755b0dcc81eed9dcf27abe9162527013f26bd4Anders Carlsson 2613d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall case Expr::CXXBindTemporaryExprClass: 2614d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall mangleExpression(cast<CXXBindTemporaryExpr>(E)->getSubExpr()); 2615d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall break; 2616d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall 26174765fa05b5652fcc4356371c2f481d0ea9a1b007John McCall case Expr::ExprWithCleanupsClass: 26184765fa05b5652fcc4356371c2f481d0ea9a1b007John McCall mangleExpression(cast<ExprWithCleanups>(E)->getSubExpr(), Arity); 2619d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall break; 2620d93076038afe2d26e1e5cf3d68faccc44245450eJohn McCall 26211dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall case Expr::FloatingLiteralClass: { 26221dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const FloatingLiteral *FL = cast<FloatingLiteral>(E); 262335f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'L'; 26241dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall mangleType(FL->getType()); 26250512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleFloat(FL->getValue()); 262635f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'E'; 26271dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall break; 26281dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 26291dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 2630de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall case Expr::CharacterLiteralClass: 263135f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'L'; 2632de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall mangleType(E->getType()); 2633de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall Out << cast<CharacterLiteral>(E)->getValue(); 2634de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall Out << 'E'; 2635de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall break; 2636de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall 2637de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall case Expr::CXXBoolLiteralExprClass: 2638de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall Out << "Lb"; 2639de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall Out << (cast<CXXBoolLiteralExpr>(E)->getValue() ? '1' : '0'); 2640de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall Out << 'E'; 2641de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall break; 2642de81063acdc999fbe1225f466ead12f7e9107acfJohn McCall 26430512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::IntegerLiteralClass: { 26440512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall llvm::APSInt Value(cast<IntegerLiteral>(E)->getValue()); 26450512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (E->getType()->isSignedIntegerType()) 26460512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Value.setIsSigned(true); 26470512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleIntegerLiteral(E->getType(), Value); 2648e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson break; 26490512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 26500512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 26510512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::ImaginaryLiteralClass: { 26520512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall const ImaginaryLiteral *IE = cast<ImaginaryLiteral>(E); 26530512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Mangle as if a complex literal. 2654271b665c4e357809d245c1ab811f20bf1f0dfc1fNick Lewycky // Proposal from David Vandevoorde, 2010.06.30. 26550512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'L'; 26560512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleType(E->getType()); 26570512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (const FloatingLiteral *Imag = 26580512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall dyn_cast<FloatingLiteral>(IE->getSubExpr())) { 26590512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Mangle a floating-point zero of the appropriate type. 26600512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleFloat(llvm::APFloat(Imag->getValue().getSemantics())); 26610512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << '_'; 26620512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleFloat(Imag->getValue()); 26630512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } else { 2664271b665c4e357809d245c1ab811f20bf1f0dfc1fNick Lewycky Out << "0_"; 26650512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall llvm::APSInt Value(cast<IntegerLiteral>(IE->getSubExpr())->getValue()); 26660512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall if (IE->getSubExpr()->getType()->isSignedIntegerType()) 26670512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Value.setIsSigned(true); 26680512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall mangleNumber(Value); 26690512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 26700512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'E'; 26710512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 26720512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 26730512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 26740512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::StringLiteralClass: { 26751658c39227fe0dc53e6365799a579eeb22b478d2John McCall // Revised proposal from David Vandervoorde, 2010.07.15. 26760512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'L'; 26771658c39227fe0dc53e6365799a579eeb22b478d2John McCall assert(isa<ConstantArrayType>(E->getType())); 26781658c39227fe0dc53e6365799a579eeb22b478d2John McCall mangleType(E->getType()); 26790512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << 'E'; 26800512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 26810512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 26820512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 26830512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::GNUNullExprClass: 26840512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // FIXME: should this really be mangled the same as nullptr? 26850512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // fallthrough 26860512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall 26870512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall case Expr::CXXNullPtrLiteralExprClass: { 26880512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // Proposal from David Vandervoorde, 2010.06.30, as 26890512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall // modified by ABI list discussion. 26900512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall Out << "LDnE"; 26910512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall break; 26920512e48ea1664dd0d3af0dd29bb46bbded040d56John McCall } 2693be230c36e32142cbdcdbe9c97511d097beeecbabDouglas Gregor 2694be230c36e32142cbdcdbe9c97511d097beeecbabDouglas Gregor case Expr::PackExpansionExprClass: 2695be230c36e32142cbdcdbe9c97511d097beeecbabDouglas Gregor Out << "sp"; 2696be230c36e32142cbdcdbe9c97511d097beeecbabDouglas Gregor mangleExpression(cast<PackExpansionExpr>(E)->getPattern()); 2697be230c36e32142cbdcdbe9c97511d097beeecbabDouglas Gregor break; 26982e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor 26992e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor case Expr::SizeOfPackExprClass: { 27002e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor Out << "sZ"; 27012e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor const NamedDecl *Pack = cast<SizeOfPackExpr>(E)->getPack(); 27022e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor if (const TemplateTypeParmDecl *TTP = dyn_cast<TemplateTypeParmDecl>(Pack)) 27032e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor mangleTemplateParameter(TTP->getIndex()); 27042e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor else if (const NonTypeTemplateParmDecl *NTTP 27052e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor = dyn_cast<NonTypeTemplateParmDecl>(Pack)) 27062e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor mangleTemplateParameter(NTTP->getIndex()); 27072e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor else if (const TemplateTemplateParmDecl *TempTP 27082e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor = dyn_cast<TemplateTemplateParmDecl>(Pack)) 27092e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor mangleTemplateParameter(TempTP->getIndex()); 271091832368ef1c1158c4351bdccaa141dac818f04eDouglas Gregor else 271191832368ef1c1158c4351bdccaa141dac818f04eDouglas Gregor mangleFunctionParam(cast<ParmVarDecl>(Pack)); 2712dfbbcf964a5d51bc01340a6f830cf380f9c0a5a1Douglas Gregor break; 27132e774c4efb24403049f9235c6ce08506cbb8c82aDouglas Gregor } 271403e80030515c800d1ab44125b9052dfffd1bd04cDouglas Gregor 271503e80030515c800d1ab44125b9052dfffd1bd04cDouglas Gregor case Expr::MaterializeTemporaryExprClass: { 271603e80030515c800d1ab44125b9052dfffd1bd04cDouglas Gregor mangleExpression(cast<MaterializeTemporaryExpr>(E)->GetTemporaryExpr()); 271703e80030515c800d1ab44125b9052dfffd1bd04cDouglas Gregor break; 271803e80030515c800d1ab44125b9052dfffd1bd04cDouglas Gregor } 2719d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson } 27205f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor} 27215f2bfd4811996abb783aa6c7254c56baa6930e8cDouglas Gregor 2722fb44de956f27875def889482b5393475060392afJohn McCall/// Mangle an expression which refers to a parameter variable. 2723fb44de956f27875def889482b5393475060392afJohn McCall/// 2724fb44de956f27875def889482b5393475060392afJohn McCall/// <expression> ::= <function-param> 2725fb44de956f27875def889482b5393475060392afJohn McCall/// <function-param> ::= fp <top-level CV-qualifiers> _ # L == 0, I == 0 2726fb44de956f27875def889482b5393475060392afJohn McCall/// <function-param> ::= fp <top-level CV-qualifiers> 2727fb44de956f27875def889482b5393475060392afJohn McCall/// <parameter-2 non-negative number> _ # L == 0, I > 0 2728fb44de956f27875def889482b5393475060392afJohn McCall/// <function-param> ::= fL <L-1 non-negative number> 2729fb44de956f27875def889482b5393475060392afJohn McCall/// p <top-level CV-qualifiers> _ # L > 0, I == 0 2730fb44de956f27875def889482b5393475060392afJohn McCall/// <function-param> ::= fL <L-1 non-negative number> 2731fb44de956f27875def889482b5393475060392afJohn McCall/// p <top-level CV-qualifiers> 2732fb44de956f27875def889482b5393475060392afJohn McCall/// <I-1 non-negative number> _ # L > 0, I > 0 2733fb44de956f27875def889482b5393475060392afJohn McCall/// 2734fb44de956f27875def889482b5393475060392afJohn McCall/// L is the nesting depth of the parameter, defined as 1 if the 2735fb44de956f27875def889482b5393475060392afJohn McCall/// parameter comes from the innermost function prototype scope 2736fb44de956f27875def889482b5393475060392afJohn McCall/// enclosing the current context, 2 if from the next enclosing 2737fb44de956f27875def889482b5393475060392afJohn McCall/// function prototype scope, and so on, with one special case: if 2738fb44de956f27875def889482b5393475060392afJohn McCall/// we've processed the full parameter clause for the innermost 2739fb44de956f27875def889482b5393475060392afJohn McCall/// function type, then L is one less. This definition conveniently 2740fb44de956f27875def889482b5393475060392afJohn McCall/// makes it irrelevant whether a function's result type was written 2741fb44de956f27875def889482b5393475060392afJohn McCall/// trailing or leading, but is otherwise overly complicated; the 2742fb44de956f27875def889482b5393475060392afJohn McCall/// numbering was first designed without considering references to 2743fb44de956f27875def889482b5393475060392afJohn McCall/// parameter in locations other than return types, and then the 2744fb44de956f27875def889482b5393475060392afJohn McCall/// mangling had to be generalized without changing the existing 2745fb44de956f27875def889482b5393475060392afJohn McCall/// manglings. 2746fb44de956f27875def889482b5393475060392afJohn McCall/// 2747fb44de956f27875def889482b5393475060392afJohn McCall/// I is the zero-based index of the parameter within its parameter 2748fb44de956f27875def889482b5393475060392afJohn McCall/// declaration clause. Note that the original ABI document describes 2749fb44de956f27875def889482b5393475060392afJohn McCall/// this using 1-based ordinals. 2750fb44de956f27875def889482b5393475060392afJohn McCallvoid CXXNameMangler::mangleFunctionParam(const ParmVarDecl *parm) { 2751fb44de956f27875def889482b5393475060392afJohn McCall unsigned parmDepth = parm->getFunctionScopeDepth(); 2752fb44de956f27875def889482b5393475060392afJohn McCall unsigned parmIndex = parm->getFunctionScopeIndex(); 2753fb44de956f27875def889482b5393475060392afJohn McCall 2754fb44de956f27875def889482b5393475060392afJohn McCall // Compute 'L'. 2755fb44de956f27875def889482b5393475060392afJohn McCall // parmDepth does not include the declaring function prototype. 2756fb44de956f27875def889482b5393475060392afJohn McCall // FunctionTypeDepth does account for that. 2757fb44de956f27875def889482b5393475060392afJohn McCall assert(parmDepth < FunctionTypeDepth.getDepth()); 2758fb44de956f27875def889482b5393475060392afJohn McCall unsigned nestingDepth = FunctionTypeDepth.getDepth() - parmDepth; 2759fb44de956f27875def889482b5393475060392afJohn McCall if (FunctionTypeDepth.isInResultType()) 2760fb44de956f27875def889482b5393475060392afJohn McCall nestingDepth--; 2761fb44de956f27875def889482b5393475060392afJohn McCall 2762fb44de956f27875def889482b5393475060392afJohn McCall if (nestingDepth == 0) { 2763fb44de956f27875def889482b5393475060392afJohn McCall Out << "fp"; 2764fb44de956f27875def889482b5393475060392afJohn McCall } else { 2765fb44de956f27875def889482b5393475060392afJohn McCall Out << "fL" << (nestingDepth - 1) << 'p'; 2766fb44de956f27875def889482b5393475060392afJohn McCall } 2767fb44de956f27875def889482b5393475060392afJohn McCall 2768fb44de956f27875def889482b5393475060392afJohn McCall // Top-level qualifiers. We don't have to worry about arrays here, 2769fb44de956f27875def889482b5393475060392afJohn McCall // because parameters declared as arrays should already have been 2770fb44de956f27875def889482b5393475060392afJohn McCall // tranformed to have pointer type. FIXME: apparently these don't 2771fb44de956f27875def889482b5393475060392afJohn McCall // get mangled if used as an rvalue of a known non-class type? 2772fb44de956f27875def889482b5393475060392afJohn McCall assert(!parm->getType()->isArrayType() 2773fb44de956f27875def889482b5393475060392afJohn McCall && "parameter's type is still an array type?"); 2774fb44de956f27875def889482b5393475060392afJohn McCall mangleQualifiers(parm->getType().getQualifiers()); 2775fb44de956f27875def889482b5393475060392afJohn McCall 2776fb44de956f27875def889482b5393475060392afJohn McCall // Parameter index. 2777fb44de956f27875def889482b5393475060392afJohn McCall if (parmIndex != 0) { 2778fb44de956f27875def889482b5393475060392afJohn McCall Out << (parmIndex - 1); 2779fb44de956f27875def889482b5393475060392afJohn McCall } 2780fb44de956f27875def889482b5393475060392afJohn McCall Out << '_'; 2781fb44de956f27875def889482b5393475060392afJohn McCall} 2782fb44de956f27875def889482b5393475060392afJohn McCall 27833ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlssonvoid CXXNameMangler::mangleCXXCtorType(CXXCtorType T) { 27843ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // <ctor-dtor-name> ::= C1 # complete object constructor 27853ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // ::= C2 # base object constructor 27863ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // ::= C3 # complete object allocating constructor 27873ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson // 27883ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson switch (T) { 27893ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson case Ctor_Complete: 27903ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson Out << "C1"; 27913ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson break; 27923ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson case Ctor_Base: 27933ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson Out << "C2"; 27943ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson break; 27953ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson case Ctor_CompleteAllocating: 27963ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson Out << "C3"; 27973ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson break; 27983ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson } 27993ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson} 28003ac86b59b03086ce2acc1ddf3b30ffcd18aeeb65Anders Carlsson 280127ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlssonvoid CXXNameMangler::mangleCXXDtorType(CXXDtorType T) { 280227ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // <ctor-dtor-name> ::= D0 # deleting destructor 280327ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // ::= D1 # complete object destructor 280427ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // ::= D2 # base object destructor 280527ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson // 280627ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson switch (T) { 280727ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson case Dtor_Deleting: 280827ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson Out << "D0"; 280927ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson break; 281027ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson case Dtor_Complete: 281127ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson Out << "D1"; 281227ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson break; 281327ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson case Dtor_Base: 281427ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson Out << "D2"; 281527ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson break; 281627ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson } 281727ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson} 281827ae53665f8b00fe4ba21da0fa79a4ce6e0b6cd5Anders Carlsson 28196dbce19fdae4cfae4eb5f826284978e723a04e61John McCallvoid CXXNameMangler::mangleTemplateArgs( 28206dbce19fdae4cfae4eb5f826284978e723a04e61John McCall const ExplicitTemplateArgumentList &TemplateArgs) { 28216dbce19fdae4cfae4eb5f826284978e723a04e61John McCall // <template-args> ::= I <template-arg>+ E 28226dbce19fdae4cfae4eb5f826284978e723a04e61John McCall Out << 'I'; 28234f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall for (unsigned i = 0, e = TemplateArgs.NumTemplateArgs; i != e; ++i) 28244f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall mangleTemplateArg(0, TemplateArgs.getTemplateArgs()[i].getArgument()); 28256dbce19fdae4cfae4eb5f826284978e723a04e61John McCall Out << 'E'; 28266dbce19fdae4cfae4eb5f826284978e723a04e61John McCall} 28276dbce19fdae4cfae4eb5f826284978e723a04e61John McCall 282820f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregorvoid CXXNameMangler::mangleTemplateArgs(TemplateName Template, 282920f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor const TemplateArgument *TemplateArgs, 283020f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor unsigned NumTemplateArgs) { 283120f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor if (TemplateDecl *TD = Template.getAsTemplateDecl()) 283220f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor return mangleTemplateArgs(*TD->getTemplateParameters(), TemplateArgs, 283320f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor NumTemplateArgs); 2834c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 28354f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall mangleUnresolvedTemplateArgs(TemplateArgs, NumTemplateArgs); 28364f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall} 28374f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall 28384f4e413f282609d4a488b44fc8669c28636a7abaJohn McCallvoid CXXNameMangler::mangleUnresolvedTemplateArgs(const TemplateArgument *args, 28394f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall unsigned numArgs) { 284020f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor // <template-args> ::= I <template-arg>+ E 284120f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor Out << 'I'; 28424f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall for (unsigned i = 0; i != numArgs; ++i) 28434f4e413f282609d4a488b44fc8669c28636a7abaJohn McCall mangleTemplateArg(0, args[i]); 284420f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor Out << 'E'; 284520f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor} 284620f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor 2847d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindolavoid CXXNameMangler::mangleTemplateArgs(const TemplateParameterList &PL, 2848d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const TemplateArgumentList &AL) { 28497a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson // <template-args> ::= I <template-arg>+ E 285035f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'I'; 2851d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola for (unsigned i = 0, e = AL.size(); i != e; ++i) 2852d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArg(PL.getParam(i), AL[i]); 285335f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'E'; 28547a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson} 28557a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson 2856d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindolavoid CXXNameMangler::mangleTemplateArgs(const TemplateParameterList &PL, 2857d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const TemplateArgument *TemplateArgs, 28587624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson unsigned NumTemplateArgs) { 28597624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson // <template-args> ::= I <template-arg>+ E 286035f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'I'; 28617e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar for (unsigned i = 0; i != NumTemplateArgs; ++i) 2862d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleTemplateArg(PL.getParam(i), TemplateArgs[i]); 286335f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'E'; 28647624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson} 28657624f219388f2434a4988ba2508a6ca7b57ba1c3Anders Carlsson 2866d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindolavoid CXXNameMangler::mangleTemplateArg(const NamedDecl *P, 2867f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor TemplateArgument A) { 28681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump // <template-arg> ::= <type> # type or template 28697a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson // ::= X <expression> E # expression 28707a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson // ::= <expr-primary> # simple expressions 28714fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // ::= J <template-arg>* E # argument pack 2872f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor // ::= sp <expression> # pack expansion of (C++0x) 2873f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor if (!A.isInstantiationDependent() || A.isDependent()) 2874f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor A = Context.getASTContext().getCanonicalTemplateArgument(A); 2875f1588660c109610e6a79c786b83b7c9bbd6ed31eDouglas Gregor 28767a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson switch (A.getKind()) { 2877f90b27ad077c3339b62befc892382845339f9490Douglas Gregor case TemplateArgument::Null: 2878f90b27ad077c3339b62befc892382845339f9490Douglas Gregor llvm_unreachable("Cannot mangle NULL template argument"); 2879f90b27ad077c3339b62befc892382845339f9490Douglas Gregor 28807a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson case TemplateArgument::Type: 28817a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson mangleType(A.getAsType()); 28827a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson break; 28839e85c743a4cefff7386764bba3f3f2cdbe5c06e2Anders Carlsson case TemplateArgument::Template: 2884b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall // This is mangled as <type>. 2885b6f532e2b03dbbfd97a37a7bb845fe23f8136889John McCall mangleType(A.getAsTemplate()); 2886193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam break; 2887a7fc901a2e39bfe55bfcff5934b2d9fdf9656491Douglas Gregor case TemplateArgument::TemplateExpansion: 28884fc4866945de9b0f1f77a17557060f0ff959b0b1Douglas Gregor // <type> ::= Dp <type> # pack expansion (C++0x) 2889a7fc901a2e39bfe55bfcff5934b2d9fdf9656491Douglas Gregor Out << "Dp"; 2890a7fc901a2e39bfe55bfcff5934b2d9fdf9656491Douglas Gregor mangleType(A.getAsTemplateOrTemplatePattern()); 2891a7fc901a2e39bfe55bfcff5934b2d9fdf9656491Douglas Gregor break; 2892d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson case TemplateArgument::Expression: 2893d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson Out << 'X'; 2894d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson mangleExpression(A.getAsExpr()); 2895d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson Out << 'E'; 2896d553f8c57fc77a46f6a1a1c90d7fd8f2d0e96073Anders Carlsson break; 2897e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson case TemplateArgument::Integral: 2898e170ba7846bc4cae4b376b52eb4448645c141e59Anders Carlsson mangleIntegerLiteral(A.getIntegralType(), *A.getAsIntegral()); 28997e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar break; 29007e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar case TemplateArgument::Declaration: { 290120f0cc7a0f0c4a941fa0c57b9516c2d455b64a64Douglas Gregor assert(P && "Missing template parameter for declaration argument"); 29027e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // <expr-primary> ::= L <mangled-name> E # external name 29031eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2904d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola // Clang produces AST's where pointer-to-member-function expressions 29057e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // and pointer-to-function expressions are represented as a declaration not 2906d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola // an expression. We compensate for it here to produce the correct mangling. 2907d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola NamedDecl *D = cast<NamedDecl>(A.getAsDecl()); 2908d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola const NonTypeTemplateParmDecl *Parameter = cast<NonTypeTemplateParmDecl>(P); 2909c0a455942453a37dd7db83eb354f40a49872ab06John McCall bool compensateMangling = !Parameter->getType()->isReferenceType(); 2910d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola if (compensateMangling) { 2911d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola Out << 'X'; 2912d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangleOperatorName(OO_Amp, 1); 2913d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola } 2914d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola 29157e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar Out << 'L'; 29167e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // References to external entities use the mangled name; if the name would 29177e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // not normally be manged then mangle it as unqualified. 29187e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // 29197e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // FIXME: The ABI specifies that external names here should have _Z, but 29207e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar // gcc leaves this off. 2921d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola if (compensateMangling) 2922d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangle(D, "_Z"); 2923d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola else 2924d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola mangle(D, "Z"); 29257a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson Out << 'E'; 2926d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola 2927d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola if (compensateMangling) 2928d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola Out << 'E'; 2929d9800728cc3e7f478eec4d4b19af5b808ac51942Rafael Espindola 29307a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson break; 29317a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson } 2932f90b27ad077c3339b62befc892382845339f9490Douglas Gregor 2933f90b27ad077c3339b62befc892382845339f9490Douglas Gregor case TemplateArgument::Pack: { 2934f90b27ad077c3339b62befc892382845339f9490Douglas Gregor // Note: proposal by Mike Herrick on 12/20/10 2935f90b27ad077c3339b62befc892382845339f9490Douglas Gregor Out << 'J'; 2936f90b27ad077c3339b62befc892382845339f9490Douglas Gregor for (TemplateArgument::pack_iterator PA = A.pack_begin(), 2937f90b27ad077c3339b62befc892382845339f9490Douglas Gregor PAEnd = A.pack_end(); 2938f90b27ad077c3339b62befc892382845339f9490Douglas Gregor PA != PAEnd; ++PA) 2939f90b27ad077c3339b62befc892382845339f9490Douglas Gregor mangleTemplateArg(P, *PA); 2940f90b27ad077c3339b62befc892382845339f9490Douglas Gregor Out << 'E'; 2941f90b27ad077c3339b62befc892382845339f9490Douglas Gregor } 29427e0c1957d19ab012e372c1e5e75a9264e3bacf41Daniel Dunbar } 29437a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson} 29447a0ba875a7dcee94ec74fa79b7f8a247d200a76cAnders Carlsson 29450ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlssonvoid CXXNameMangler::mangleTemplateParameter(unsigned Index) { 29460ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson // <template-param> ::= T_ # first template parameter 29470ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson // ::= T <parameter-2 non-negative number> _ 29480ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson if (Index == 0) 29490ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson Out << "T_"; 29500ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson else 29510ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson Out << 'T' << (Index - 1) << '_'; 29520ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson} 29530ccdf8d62cba2ad730001f133b6cc4836c42da83Anders Carlsson 295468a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCallvoid CXXNameMangler::mangleExistingSubstitution(QualType type) { 295568a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall bool result = mangleSubstitution(type); 295668a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall assert(result && "no existing substitution for type"); 295768a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall (void) result; 295868a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall} 295968a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall 296068a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCallvoid CXXNameMangler::mangleExistingSubstitution(TemplateName tname) { 296168a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall bool result = mangleSubstitution(tname); 296268a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall assert(result && "no existing substitution for template name"); 296368a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall (void) result; 296468a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall} 296568a51a7f9c01ccbe7232d41beeb4deb26f40b013John McCall 29667696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson// <substitution> ::= S <seq-id> _ 29677696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson// ::= S_ 29686862fc720b8e35ee4408822b2390020f263646b2Anders Carlssonbool CXXNameMangler::mangleSubstitution(const NamedDecl *ND) { 2969e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson // Try one of the standard substitutions first. 2970e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson if (mangleStandardSubstitution(ND)) 2971e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson return true; 29723c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 2973433d1374409a8eeaa4b0975fa187a542d5e40c23Anders Carlsson ND = cast<NamedDecl>(ND->getCanonicalDecl()); 29746862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson return mangleSubstitution(reinterpret_cast<uintptr_t>(ND)); 29756862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson} 29766862fc720b8e35ee4408822b2390020f263646b2Anders Carlsson 29777696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlssonbool CXXNameMangler::mangleSubstitution(QualType T) { 2978d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson if (!T.getCVRQualifiers()) { 2979d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson if (const RecordType *RT = T->getAs<RecordType>()) 2980d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson return mangleSubstitution(RT->getDecl()); 2981d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson } 29823c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 29837696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson uintptr_t TypePtr = reinterpret_cast<uintptr_t>(T.getAsOpaquePtr()); 29847696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson 2985d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson return mangleSubstitution(TypePtr); 2986d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson} 2987d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson 29881e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregorbool CXXNameMangler::mangleSubstitution(TemplateName Template) { 29891e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (TemplateDecl *TD = Template.getAsTemplateDecl()) 29901e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return mangleSubstitution(TD); 2991c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 29921e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor Template = Context.getASTContext().getCanonicalTemplateName(Template); 29931e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return mangleSubstitution( 29941e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor reinterpret_cast<uintptr_t>(Template.getAsVoidPointer())); 29951e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor} 29961e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor 2997d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlssonbool CXXNameMangler::mangleSubstitution(uintptr_t Ptr) { 299835f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer llvm::DenseMap<uintptr_t, unsigned>::iterator I = Substitutions.find(Ptr); 29997696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson if (I == Substitutions.end()) 30007696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson return false; 30013c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 30027696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson unsigned SeqID = I->second; 30037696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson if (SeqID == 0) 30047696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson Out << "S_"; 30057696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson else { 30067696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson SeqID--; 30073c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 30087696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson // <seq-id> is encoded in base-36, using digits and upper case letters. 30097696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson char Buffer[10]; 301035f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer char *BufferPtr = llvm::array_endof(Buffer); 30113c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 30127696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson if (SeqID == 0) *--BufferPtr = '0'; 30133c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 30147696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson while (SeqID) { 30157696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson assert(BufferPtr > Buffer && "Buffer overflow!"); 30163c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 30176ab30e0c027458ff5293b898204ac2d1a789668eJohn McCall char c = static_cast<char>(SeqID % 36); 30183c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 30197696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson *--BufferPtr = (c < 10 ? '0' + c : 'A' + c - 10); 30207696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson SeqID /= 36; 30217696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson } 30223c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 302335f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Out << 'S' 30245f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner << StringRef(BufferPtr, llvm::array_endof(Buffer)-BufferPtr) 302535f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer << '_'; 30267696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson } 30273c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 30287696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson return true; 30297696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson} 30307696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson 3031f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlssonstatic bool isCharType(QualType T) { 3032f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (T.isNull()) 3033f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 30343c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 3035f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return T->isSpecificBuiltinType(BuiltinType::Char_S) || 3036f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson T->isSpecificBuiltinType(BuiltinType::Char_U); 3037f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson} 3038f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson 30393c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar/// isCharSpecialization - Returns whether a given type is a template 3040f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson/// specialization of a given name with a single argument of type char. 3041f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlssonstatic bool isCharSpecialization(QualType T, const char *Name) { 3042f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (T.isNull()) 3043f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 30443c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 3045f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson const RecordType *RT = T->getAs<RecordType>(); 3046f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!RT) 3047f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 30483c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 30493c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar const ClassTemplateSpecializationDecl *SD = 3050f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson dyn_cast<ClassTemplateSpecializationDecl>(RT->getDecl()); 3051f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!SD) 3052f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 3053f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson 3054f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!isStdNamespace(SD->getDeclContext())) 3055f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 30563c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 3057f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson const TemplateArgumentList &TemplateArgs = SD->getTemplateArgs(); 3058f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (TemplateArgs.size() != 1) 3059f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 30603c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 3061f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!isCharType(TemplateArgs[0].getAsType())) 3062f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 30633c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 306401eb9b9683535d8a65c704ad2c545903409e2d36Daniel Dunbar return SD->getIdentifier()->getName() == Name; 3065f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson} 3066f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson 306791f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlssontemplate <std::size_t StrLen> 306854353f48939327a4aa41ea3f3ec07b936bd02ef5Benjamin Kramerstatic bool isStreamCharSpecialization(const ClassTemplateSpecializationDecl*SD, 306954353f48939327a4aa41ea3f3ec07b936bd02ef5Benjamin Kramer const char (&Str)[StrLen]) { 307091f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (!SD->getIdentifier()->isStr(Str)) 307191f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return false; 3072193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 307391f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson const TemplateArgumentList &TemplateArgs = SD->getTemplateArgs(); 307491f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (TemplateArgs.size() != 2) 307591f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return false; 3076193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 307791f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (!isCharType(TemplateArgs[0].getAsType())) 307891f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return false; 3079193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 308091f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (!isCharSpecialization(TemplateArgs[1].getAsType(), "char_traits")) 308191f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return false; 3082193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 308391f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return true; 308491f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson} 3085193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 3086e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlssonbool CXXNameMangler::mangleStandardSubstitution(const NamedDecl *ND) { 3087e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson // <substitution> ::= St # ::std:: 30888c0315563f05a9face7209221325019e272075fbAnders Carlsson if (const NamespaceDecl *NS = dyn_cast<NamespaceDecl>(ND)) { 308947846d2b4c19972e57563bb05a777748939bfb47Anders Carlsson if (isStd(NS)) { 30908c0315563f05a9face7209221325019e272075fbAnders Carlsson Out << "St"; 30918c0315563f05a9face7209221325019e272075fbAnders Carlsson return true; 30928c0315563f05a9face7209221325019e272075fbAnders Carlsson } 30938c0315563f05a9face7209221325019e272075fbAnders Carlsson } 30948c0315563f05a9face7209221325019e272075fbAnders Carlsson 30958c0315563f05a9face7209221325019e272075fbAnders Carlsson if (const ClassTemplateDecl *TD = dyn_cast<ClassTemplateDecl>(ND)) { 30968c0315563f05a9face7209221325019e272075fbAnders Carlsson if (!isStdNamespace(TD->getDeclContext())) 30978c0315563f05a9face7209221325019e272075fbAnders Carlsson return false; 30983c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 30998c0315563f05a9face7209221325019e272075fbAnders Carlsson // <substitution> ::= Sa # ::std::allocator 31008c0315563f05a9face7209221325019e272075fbAnders Carlsson if (TD->getIdentifier()->isStr("allocator")) { 31018c0315563f05a9face7209221325019e272075fbAnders Carlsson Out << "Sa"; 31028c0315563f05a9face7209221325019e272075fbAnders Carlsson return true; 31038c0315563f05a9face7209221325019e272075fbAnders Carlsson } 31043c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 3105189d59cfc762d0f683b9253ddec2cf519ec85b65Anders Carlsson // <<substitution> ::= Sb # ::std::basic_string 3106189d59cfc762d0f683b9253ddec2cf519ec85b65Anders Carlsson if (TD->getIdentifier()->isStr("basic_string")) { 3107189d59cfc762d0f683b9253ddec2cf519ec85b65Anders Carlsson Out << "Sb"; 3108189d59cfc762d0f683b9253ddec2cf519ec85b65Anders Carlsson return true; 3109189d59cfc762d0f683b9253ddec2cf519ec85b65Anders Carlsson } 31108c0315563f05a9face7209221325019e272075fbAnders Carlsson } 31113c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 31123c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar if (const ClassTemplateSpecializationDecl *SD = 3113f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson dyn_cast<ClassTemplateSpecializationDecl>(ND)) { 31145370ee2389aa9ba8da3274911003631d66f9f1bdEli Friedman if (!isStdNamespace(SD->getDeclContext())) 31155370ee2389aa9ba8da3274911003631d66f9f1bdEli Friedman return false; 31165370ee2389aa9ba8da3274911003631d66f9f1bdEli Friedman 3117f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson // <substitution> ::= Ss # ::std::basic_string<char, 3118f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson // ::std::char_traits<char>, 3119f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson // ::std::allocator<char> > 3120f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (SD->getIdentifier()->isStr("basic_string")) { 3121f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson const TemplateArgumentList &TemplateArgs = SD->getTemplateArgs(); 31223c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 3123f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (TemplateArgs.size() != 3) 3124f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 31253c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 3126f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!isCharType(TemplateArgs[0].getAsType())) 3127f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 31283c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 3129f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!isCharSpecialization(TemplateArgs[1].getAsType(), "char_traits")) 3130f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 31313c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 3132f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson if (!isCharSpecialization(TemplateArgs[2].getAsType(), "allocator")) 3133f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return false; 3134f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson 3135f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson Out << "Ss"; 3136f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson return true; 3137f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson } 31383c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 313991f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson // <substitution> ::= Si # ::std::basic_istream<char, 31408f8fd8ea7e5c5d04f95a3cf4af95aa93225bc2b4Anders Carlsson // ::std::char_traits<char> > 314191f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (isStreamCharSpecialization(SD, "basic_istream")) { 314291f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson Out << "Si"; 314391f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return true; 314491f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson } 31458f8fd8ea7e5c5d04f95a3cf4af95aa93225bc2b4Anders Carlsson 314691f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson // <substitution> ::= So # ::std::basic_ostream<char, 314791f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson // ::std::char_traits<char> > 314891f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (isStreamCharSpecialization(SD, "basic_ostream")) { 31498f8fd8ea7e5c5d04f95a3cf4af95aa93225bc2b4Anders Carlsson Out << "So"; 31508f8fd8ea7e5c5d04f95a3cf4af95aa93225bc2b4Anders Carlsson return true; 31518f8fd8ea7e5c5d04f95a3cf4af95aa93225bc2b4Anders Carlsson } 3152193575455e00eca03fd7177f60e3f2e6263cb661Kovarththanan Rajaratnam 315391f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson // <substitution> ::= Sd # ::std::basic_iostream<char, 315491f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson // ::std::char_traits<char> > 315591f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson if (isStreamCharSpecialization(SD, "basic_iostream")) { 315691f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson Out << "Sd"; 315791f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson return true; 315891f8860de5f4280607e74c9d653751cd3f891ca7Anders Carlsson } 3159f514b544b24926834adbfe8265a72ed8b9b09d81Anders Carlsson } 31608c0315563f05a9face7209221325019e272075fbAnders Carlsson return false; 3161e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson} 3162e7c8cb6b2728aa98258288d221b09bc66cc05543Anders Carlsson 31637696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlssonvoid CXXNameMangler::addSubstitution(QualType T) { 3164d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson if (!T.getCVRQualifiers()) { 3165d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson if (const RecordType *RT = T->getAs<RecordType>()) { 3166d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson addSubstitution(RT->getDecl()); 3167d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson return; 3168d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson } 3169d99edc44300b36732a14c294c93899ba28d479eaAnders Carlsson } 31703c9e463762243affcb0223d853ba10e07e321747Daniel Dunbar 31717696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson uintptr_t TypePtr = reinterpret_cast<uintptr_t>(T.getAsOpaquePtr()); 3172d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson addSubstitution(TypePtr); 3173d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson} 3174d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson 31751e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregorvoid CXXNameMangler::addSubstitution(TemplateName Template) { 31761e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor if (TemplateDecl *TD = Template.getAsTemplateDecl()) 31771e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor return addSubstitution(TD); 3178c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 31791e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor Template = Context.getASTContext().getCanonicalTemplateName(Template); 31801e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor addSubstitution(reinterpret_cast<uintptr_t>(Template.getAsVoidPointer())); 31811e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor} 31821e9268e29798155b9edb5b20ac7490d8539ef6aaDouglas Gregor 3183d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlssonvoid CXXNameMangler::addSubstitution(uintptr_t Ptr) { 3184d3a932a2980eef3c3ea2cd28f7946a185215d4e1Anders Carlsson assert(!Substitutions.count(Ptr) && "Substitution already exists!"); 31859d85b7203b4cb638e45e64e8378338aa256699cdAnders Carlsson Substitutions[Ptr] = SeqID++; 31867696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson} 31877696737d41321cf20aef1aab1454872f2ff7a1c8Anders Carlsson 31881b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar// 31891eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 31901b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// \brief Mangles the name of the declaration D and emits that name to the 31911b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// given output stream. 31921b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// 31931b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// If the declaration D requires a mangled name, this routine will emit that 31941b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// mangled name to \p os and return true. Otherwise, \p os will be unchanged 31951b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// and this routine will return false. In this case, the caller should just 31961b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// emit the identifier of the declaration (\c D->getIdentifier()) as its 31971b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// name. 319814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleName(const NamedDecl *D, 31995f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &Out) { 3200c02ab4c76d7f8e672cda266436d64dd23bd2ad26Daniel Dunbar assert((isa<FunctionDecl>(D) || isa<VarDecl>(D)) && 3201c02ab4c76d7f8e672cda266436d64dd23bd2ad26Daniel Dunbar "Invalid mangleName() call, argument is not a variable or function!"); 3202c02ab4c76d7f8e672cda266436d64dd23bd2ad26Daniel Dunbar assert(!isa<CXXConstructorDecl>(D) && !isa<CXXDestructorDecl>(D) && 3203c02ab4c76d7f8e672cda266436d64dd23bd2ad26Daniel Dunbar "Invalid mangleName() call on 'structor decl!"); 32041b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar 32051b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar PrettyStackTraceDecl CrashInfo(D, SourceLocation(), 32061b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar getASTContext().getSourceManager(), 32071b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar "Mangling declaration"); 32081b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar 3209fb44de956f27875def889482b5393475060392afJohn McCall CXXNameMangler Mangler(*this, Out, D); 321094fd26de3ae77f29496ca22d5276b2fb71b2311dDaniel Dunbar return Mangler.mangle(D); 32111b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 32121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 321314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXCtor(const CXXConstructorDecl *D, 321414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne CXXCtorType Type, 32155f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &Out) { 3216c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out, D, Type); 3217c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.mangle(D); 3218c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar} 3219c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar 322014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXDtor(const CXXDestructorDecl *D, 322114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne CXXDtorType Type, 32225f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &Out) { 3223c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out, D, Type); 3224c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.mangle(D); 3225c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar} 3226c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar 322714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleThunk(const CXXMethodDecl *MD, 322814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const ThunkInfo &Thunk, 32295f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &Out) { 323019879c98d964bc67442618510af04e3457219780Anders Carlsson // <special-name> ::= T <call-offset> <base encoding> 323119879c98d964bc67442618510af04e3457219780Anders Carlsson // # base is the nominal target function of thunk 323219879c98d964bc67442618510af04e3457219780Anders Carlsson // <special-name> ::= Tc <call-offset> <call-offset> <base encoding> 323319879c98d964bc67442618510af04e3457219780Anders Carlsson // # base is the nominal target function of thunk 323419879c98d964bc67442618510af04e3457219780Anders Carlsson // # first call-offset is 'this' adjustment 323519879c98d964bc67442618510af04e3457219780Anders Carlsson // # second call-offset is result adjustment 3236c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 323719879c98d964bc67442618510af04e3457219780Anders Carlsson assert(!isa<CXXDestructorDecl>(MD) && 323819879c98d964bc67442618510af04e3457219780Anders Carlsson "Use mangleCXXDtor for destructor decls!"); 3239c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 324019879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.getStream() << "_ZT"; 324119879c98d964bc67442618510af04e3457219780Anders Carlsson if (!Thunk.Return.isEmpty()) 324219879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.getStream() << 'c'; 3243c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 324419879c98d964bc67442618510af04e3457219780Anders Carlsson // Mangle the 'this' pointer adjustment. 324519879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.mangleCallOffset(Thunk.This.NonVirtual, Thunk.This.VCallOffsetOffset); 3246c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 324719879c98d964bc67442618510af04e3457219780Anders Carlsson // Mangle the return pointer adjustment if there is one. 324819879c98d964bc67442618510af04e3457219780Anders Carlsson if (!Thunk.Return.isEmpty()) 324919879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.mangleCallOffset(Thunk.Return.NonVirtual, 325019879c98d964bc67442618510af04e3457219780Anders Carlsson Thunk.Return.VBaseOffsetOffset); 3251c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt 325219879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.mangleFunctionEncoding(MD); 325319879c98d964bc67442618510af04e3457219780Anders Carlsson} 325419879c98d964bc67442618510af04e3457219780Anders Carlsson 3255c302113179a1c2b1254224ea9b6f5316ceeb375cSean Huntvoid 325614110477887e3dc168ffc6c191e72d705051f99ePeter CollingbourneItaniumMangleContext::mangleCXXDtorThunk(const CXXDestructorDecl *DD, 325714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne CXXDtorType Type, 325814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const ThisAdjustment &ThisAdjustment, 32595f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &Out) { 326019879c98d964bc67442618510af04e3457219780Anders Carlsson // <special-name> ::= T <call-offset> <base encoding> 326119879c98d964bc67442618510af04e3457219780Anders Carlsson // # base is the nominal target function of thunk 3262c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out, DD, Type); 326319879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.getStream() << "_ZT"; 326419879c98d964bc67442618510af04e3457219780Anders Carlsson 326519879c98d964bc67442618510af04e3457219780Anders Carlsson // Mangle the 'this' pointer adjustment. 3266c302113179a1c2b1254224ea9b6f5316ceeb375cSean Hunt Mangler.mangleCallOffset(ThisAdjustment.NonVirtual, 326719879c98d964bc67442618510af04e3457219780Anders Carlsson ThisAdjustment.VCallOffsetOffset); 326819879c98d964bc67442618510af04e3457219780Anders Carlsson 326919879c98d964bc67442618510af04e3457219780Anders Carlsson Mangler.mangleFunctionEncoding(DD); 327019879c98d964bc67442618510af04e3457219780Anders Carlsson} 327119879c98d964bc67442618510af04e3457219780Anders Carlsson 32721b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// mangleGuardVariable - Returns the mangled name for a guard variable 32731b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar/// for the passed in VarDecl. 327414110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleItaniumGuardVariable(const VarDecl *D, 32755f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &Out) { 3276c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= GV <object name> # Guard variable for one-time 3277c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // # initialization 3278c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 3279c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZGV"; 3280c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.mangleName(D); 32811b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 3282738f8c278da5950d0d4607de2debe0bdfad64185Mike Stump 328314110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleReferenceTemporary(const VarDecl *D, 32845f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &Out) { 3285715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson // We match the GCC mangling here. 3286715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson // <special-name> ::= GR <object name> 3287c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 3288715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson Mangler.getStream() << "_ZGR"; 3289715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson Mangler.mangleName(D); 3290715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson} 3291715edf293698f40e600df65e18e48c70a29fc98cAnders Carlsson 329214110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXVTable(const CXXRecordDecl *RD, 32935f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &Out) { 3294c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= TV <type> # virtual table 3295c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 3296c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZTV"; 32971b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor Mangler.mangleNameOrStandardSubstitution(RD); 32981b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 329982d75b01f23b407e56836e305107c8008037ba35Mike Stump 330014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXVTT(const CXXRecordDecl *RD, 33015f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &Out) { 3302c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= TT <type> # VTT structure 3303c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 3304c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZTT"; 33051b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor Mangler.mangleNameOrStandardSubstitution(RD); 33061b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 3307ab3f7e9f5b81832da2b3633b3c0fcffff2907d40Mike Stump 330814110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXCtorVTable(const CXXRecordDecl *RD, 330914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne int64_t Offset, 331014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne const CXXRecordDecl *Type, 33115f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &Out) { 3312c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= TC <type> <offset number> _ <base type> 3313c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 3314c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZTC"; 33151b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor Mangler.mangleNameOrStandardSubstitution(RD); 3316c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << Offset; 331735f59b64b497e181f8dbd2a36e35b5e2919e7b1dBenjamin Kramer Mangler.getStream() << '_'; 33181b12a3bb4d4c0db74fc97be724beefec7366b460Douglas Gregor Mangler.mangleNameOrStandardSubstitution(Type); 33191b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 332067795980157a48b51a59737a9478470eb0871dbbMike Stump 332114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXRTTI(QualType Ty, 33225f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &Out) { 3323c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= TI <type> # typeinfo structure 3324154fe9812faddcd94568a64aee5f3cb0d47003d9Douglas Gregor assert(!Ty.hasQualifiers() && "RTTI info cannot have top-level qualifiers"); 3325c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 3326c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZTI"; 3327c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.mangleType(Ty); 33281b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar} 33291b0771170921b9e752a50ea2cf87814bff92c834Daniel Dunbar 333014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbournevoid ItaniumMangleContext::mangleCXXRTTIName(QualType Ty, 33315f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner raw_ostream &Out) { 3332c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar // <special-name> ::= TS <type> # typeinfo name (null terminated byte string) 3333c4850c2aa4c281a352e228aafc51fb1e30dcad02Rafael Espindola CXXNameMangler Mangler(*this, Out); 3334c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.getStream() << "_ZTS"; 3335c074771f7ff302dd96e2caa3c29ab6c94bef9f3bDaniel Dunbar Mangler.mangleType(Ty); 3336f121677b6bbbf4e4a51ee7a1120b77adf187bad4Mike Stump} 333714110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne 333814110477887e3dc168ffc6c191e72d705051f99ePeter CollingbourneMangleContext *clang::createItaniumMangleContext(ASTContext &Context, 333914110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne Diagnostic &Diags) { 334014110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne return new ItaniumMangleContext(Context, Diags); 334114110477887e3dc168ffc6c191e72d705051f99ePeter Collingbourne} 3342