diff options
Diffstat (limited to 'lib/AST/ASTContext.cpp')
| -rw-r--r-- | lib/AST/ASTContext.cpp | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/lib/AST/ASTContext.cpp b/lib/AST/ASTContext.cpp index 8091d685f7..5d15573038 100644 --- a/lib/AST/ASTContext.cpp +++ b/lib/AST/ASTContext.cpp @@ -597,6 +597,7 @@ CXXABI *ASTContext::createCXXABI(const TargetInfo &T) { case TargetCXXABI::GenericARM: case TargetCXXABI::iOS: return CreateARMCXXABI(*this); + case TargetCXXABI::GenericAArch64: // Same as Itanium at this level case TargetCXXABI::GenericItanium: return CreateItaniumCXXABI(*this); case TargetCXXABI::Microsoft: @@ -5563,6 +5564,85 @@ static TypedefDecl *CreateVoidPtrBuiltinVaListDecl(const ASTContext *Context) { return VaListTypeDecl; } +static TypedefDecl * +CreateAArch64ABIBuiltinVaListDecl(const ASTContext *Context) { + RecordDecl *VaListTagDecl; + if (Context->getLangOpts().CPlusPlus) { + // namespace std { struct __va_list { + NamespaceDecl *NS; + NS = NamespaceDecl::Create(const_cast<ASTContext &>(*Context), + Context->getTranslationUnitDecl(), + /*Inline*/false, SourceLocation(), + SourceLocation(), &Context->Idents.get("std"), + /*PrevDecl*/0); + + VaListTagDecl = CXXRecordDecl::Create(*Context, TTK_Struct, + Context->getTranslationUnitDecl(), + SourceLocation(), SourceLocation(), + &Context->Idents.get("__va_list")); + VaListTagDecl->setDeclContext(NS); + } else { + // struct __va_list + VaListTagDecl = CreateRecordDecl(*Context, TTK_Struct, + Context->getTranslationUnitDecl(), + &Context->Idents.get("__va_list")); + } + + VaListTagDecl->startDefinition(); + + const size_t NumFields = 5; + QualType FieldTypes[NumFields]; + const char *FieldNames[NumFields]; + + // void *__stack; + FieldTypes[0] = Context->getPointerType(Context->VoidTy); + FieldNames[0] = "__stack"; + + // void *__gr_top; + FieldTypes[1] = Context->getPointerType(Context->VoidTy); + FieldNames[1] = "__gr_top"; + + // void *__vr_top; + FieldTypes[2] = Context->getPointerType(Context->VoidTy); + FieldNames[2] = "__vr_top"; + + // int __gr_offs; + FieldTypes[3] = Context->IntTy; + FieldNames[3] = "__gr_offs"; + + // int __vr_offs; + FieldTypes[4] = Context->IntTy; + FieldNames[4] = "__vr_offs"; + + // Create fields + for (unsigned i = 0; i < NumFields; ++i) { + FieldDecl *Field = FieldDecl::Create(const_cast<ASTContext &>(*Context), + VaListTagDecl, + SourceLocation(), + SourceLocation(), + &Context->Idents.get(FieldNames[i]), + FieldTypes[i], /*TInfo=*/0, + /*BitWidth=*/0, + /*Mutable=*/false, + ICIS_NoInit); + Field->setAccess(AS_public); + VaListTagDecl->addDecl(Field); + } + VaListTagDecl->completeDefinition(); + QualType VaListTagType = Context->getRecordType(VaListTagDecl); + Context->VaListTagTy = VaListTagType; + + // } __builtin_va_list; + TypedefDecl *VaListTypedefDecl + = TypedefDecl::Create(const_cast<ASTContext &>(*Context), + Context->getTranslationUnitDecl(), + SourceLocation(), SourceLocation(), + &Context->Idents.get("__builtin_va_list"), + Context->getTrivialTypeSourceInfo(VaListTagType)); + + return VaListTypedefDecl; +} + static TypedefDecl *CreatePowerABIBuiltinVaListDecl(const ASTContext *Context) { // typedef struct __va_list_tag { RecordDecl *VaListTagDecl; @@ -5796,6 +5876,8 @@ static TypedefDecl *CreateVaListDecl(const ASTContext *Context, return CreateCharPtrBuiltinVaListDecl(Context); case TargetInfo::VoidPtrBuiltinVaList: return CreateVoidPtrBuiltinVaListDecl(Context); + case TargetInfo::AArch64ABIBuiltinVaList: + return CreateAArch64ABIBuiltinVaListDecl(Context); case TargetInfo::PowerABIBuiltinVaList: return CreatePowerABIBuiltinVaListDecl(Context); case TargetInfo::X86_64ABIBuiltinVaList: @@ -7642,6 +7724,7 @@ bool ASTContext::isNearlyEmpty(const CXXRecordDecl *RD) const { MangleContext *ASTContext::createMangleContext() { switch (Target->getCXXABI().getKind()) { + case TargetCXXABI::GenericAArch64: case TargetCXXABI::GenericItanium: case TargetCXXABI::GenericARM: case TargetCXXABI::iOS: |