| //===-- ClangASTType.cpp ----------------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "lldb/lldb-python.h" |
| |
| #include "lldb/Symbol/ClangASTType.h" |
| |
| #include "clang/AST/ASTConsumer.h" |
| #include "clang/AST/ASTContext.h" |
| #include "clang/AST/Attr.h" |
| #include "clang/AST/CXXInheritance.h" |
| #include "clang/AST/Decl.h" |
| #include "clang/AST/DeclCXX.h" |
| #include "clang/AST/DeclObjC.h" |
| #include "clang/AST/DeclGroup.h" |
| #include "clang/AST/DeclTemplate.h" |
| #include "clang/AST/RecordLayout.h" |
| #include "clang/AST/Type.h" |
| |
| #include "clang/Basic/Builtins.h" |
| #include "clang/Basic/IdentifierTable.h" |
| #include "clang/Basic/LangOptions.h" |
| #include "clang/Basic/SourceManager.h" |
| #include "clang/Basic/TargetInfo.h" |
| |
| #include "llvm/Support/FormattedStream.h" |
| #include "llvm/Support/raw_ostream.h" |
| |
| #include "lldb/Core/ConstString.h" |
| #include "lldb/Core/DataBufferHeap.h" |
| #include "lldb/Core/DataExtractor.h" |
| #include "lldb/Core/Debugger.h" |
| #include "lldb/Core/Scalar.h" |
| #include "lldb/Core/Stream.h" |
| #include "lldb/Core/StreamString.h" |
| #include "lldb/Symbol/ClangASTContext.h" |
| #include "lldb/Symbol/ClangExternalASTSourceCommon.h" |
| #include "lldb/Symbol/VerifyDecl.h" |
| #include "lldb/Target/ExecutionContext.h" |
| #include "lldb/Target/Process.h" |
| |
| #include <mutex> |
| |
| using namespace lldb; |
| using namespace lldb_private; |
| using namespace clang; |
| using namespace llvm; |
| |
| static bool |
| GetCompleteQualType (ASTContext *ast, QualType qual_type, bool allow_completion = true) |
| { |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::ConstantArray: |
| case clang::Type::IncompleteArray: |
| case clang::Type::VariableArray: |
| { |
| const ArrayType *array_type = dyn_cast<ArrayType>(qual_type.getTypePtr()); |
| |
| if (array_type) |
| return GetCompleteQualType (ast, array_type->getElementType(), allow_completion); |
| } |
| break; |
| |
| case clang::Type::Record: |
| case clang::Type::Enum: |
| { |
| const TagType *tag_type = dyn_cast<TagType>(qual_type.getTypePtr()); |
| if (tag_type) |
| { |
| TagDecl *tag_decl = tag_type->getDecl(); |
| if (tag_decl) |
| { |
| if (tag_decl->isCompleteDefinition()) |
| return true; |
| |
| if (!allow_completion) |
| return false; |
| |
| if (tag_decl->hasExternalLexicalStorage()) |
| { |
| if (ast) |
| { |
| ExternalASTSource *external_ast_source = ast->getExternalSource(); |
| if (external_ast_source) |
| { |
| external_ast_source->CompleteType(tag_decl); |
| return !tag_type->isIncompleteType(); |
| } |
| } |
| } |
| return false; |
| } |
| } |
| |
| } |
| break; |
| |
| case clang::Type::ObjCObject: |
| case clang::Type::ObjCInterface: |
| { |
| const ObjCObjectType *objc_class_type = dyn_cast<ObjCObjectType>(qual_type); |
| if (objc_class_type) |
| { |
| ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); |
| // We currently can't complete objective C types through the newly added ASTContext |
| // because it only supports TagDecl objects right now... |
| if (class_interface_decl) |
| { |
| if (class_interface_decl->getDefinition()) |
| return true; |
| |
| if (!allow_completion) |
| return false; |
| |
| if (class_interface_decl->hasExternalLexicalStorage()) |
| { |
| if (ast) |
| { |
| ExternalASTSource *external_ast_source = ast->getExternalSource(); |
| if (external_ast_source) |
| { |
| external_ast_source->CompleteType (class_interface_decl); |
| return !objc_class_type->isIncompleteType(); |
| } |
| } |
| } |
| return false; |
| } |
| } |
| } |
| break; |
| |
| case clang::Type::Typedef: |
| return GetCompleteQualType (ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType(), allow_completion); |
| |
| case clang::Type::Elaborated: |
| return GetCompleteQualType (ast, cast<ElaboratedType>(qual_type)->getNamedType(), allow_completion); |
| |
| case clang::Type::Paren: |
| return GetCompleteQualType (ast, cast<ParenType>(qual_type)->desugar(), allow_completion); |
| |
| default: |
| break; |
| } |
| |
| return true; |
| } |
| |
| static ObjCIvarDecl::AccessControl |
| ConvertAccessTypeToObjCIvarAccessControl (AccessType access) |
| { |
| switch (access) |
| { |
| case eAccessNone: return ObjCIvarDecl::None; |
| case eAccessPublic: return ObjCIvarDecl::Public; |
| case eAccessPrivate: return ObjCIvarDecl::Private; |
| case eAccessProtected: return ObjCIvarDecl::Protected; |
| case eAccessPackage: return ObjCIvarDecl::Package; |
| } |
| return ObjCIvarDecl::None; |
| } |
| |
| //---------------------------------------------------------------------- |
| // Tests |
| //---------------------------------------------------------------------- |
| |
| ClangASTType::ClangASTType (clang::ASTContext *ast, |
| clang::QualType qual_type) : |
| m_type (qual_type.getAsOpaquePtr()), |
| m_ast (ast) |
| { |
| } |
| |
| ClangASTType::~ClangASTType() |
| { |
| } |
| |
| //---------------------------------------------------------------------- |
| // Tests |
| //---------------------------------------------------------------------- |
| |
| bool |
| ClangASTType::IsAggregateType () const |
| { |
| if (!IsValid()) |
| return false; |
| |
| QualType qual_type (GetCanonicalQualType()); |
| |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::IncompleteArray: |
| case clang::Type::VariableArray: |
| case clang::Type::ConstantArray: |
| case clang::Type::ExtVector: |
| case clang::Type::Vector: |
| case clang::Type::Record: |
| case clang::Type::ObjCObject: |
| case clang::Type::ObjCInterface: |
| return true; |
| case clang::Type::Elaborated: |
| return ClangASTType(m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).IsAggregateType(); |
| case clang::Type::Typedef: |
| return ClangASTType(m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).IsAggregateType(); |
| case clang::Type::Paren: |
| return ClangASTType(m_ast, cast<ParenType>(qual_type)->desugar()).IsAggregateType(); |
| default: |
| break; |
| } |
| // The clang type does have a value |
| return false; |
| } |
| |
| bool |
| ClangASTType::IsArrayType (ClangASTType *element_type_ptr, |
| uint64_t *size, |
| bool *is_incomplete) const |
| { |
| if (IsValid()) |
| { |
| QualType qual_type (GetCanonicalQualType()); |
| |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| default: |
| break; |
| |
| case clang::Type::ConstantArray: |
| if (element_type_ptr) |
| element_type_ptr->SetClangType (m_ast, cast<ConstantArrayType>(qual_type)->getElementType()); |
| if (size) |
| *size = cast<ConstantArrayType>(qual_type)->getSize().getLimitedValue(ULLONG_MAX); |
| return true; |
| |
| case clang::Type::IncompleteArray: |
| if (element_type_ptr) |
| element_type_ptr->SetClangType (m_ast, cast<IncompleteArrayType>(qual_type)->getElementType()); |
| if (size) |
| *size = 0; |
| if (is_incomplete) |
| *is_incomplete = true; |
| return true; |
| |
| case clang::Type::VariableArray: |
| if (element_type_ptr) |
| element_type_ptr->SetClangType (m_ast, cast<VariableArrayType>(qual_type)->getElementType()); |
| if (size) |
| *size = 0; |
| return true; |
| |
| case clang::Type::DependentSizedArray: |
| if (element_type_ptr) |
| element_type_ptr->SetClangType (m_ast, cast<DependentSizedArrayType>(qual_type)->getElementType()); |
| if (size) |
| *size = 0; |
| return true; |
| |
| case clang::Type::Typedef: |
| return ClangASTType (m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).IsArrayType (element_type_ptr, |
| size, |
| is_incomplete); |
| case clang::Type::Elaborated: |
| return ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).IsArrayType (element_type_ptr, |
| size, |
| is_incomplete); |
| case clang::Type::Paren: |
| return ClangASTType (m_ast, cast<clang::ParenType>(qual_type)->desugar()).IsArrayType (element_type_ptr, |
| size, |
| is_incomplete); |
| } |
| } |
| if (element_type_ptr) |
| element_type_ptr->Clear(); |
| if (size) |
| *size = 0; |
| if (is_incomplete) |
| *is_incomplete = false; |
| return 0; |
| } |
| |
| |
| bool |
| ClangASTType::IsCharType () const |
| { |
| if (!IsValid()) |
| return false; |
| return GetQualType().getUnqualifiedType()->isCharType(); |
| } |
| |
| |
| bool |
| ClangASTType::IsCompleteType () const |
| { |
| if (!IsValid()) |
| return false; |
| const bool allow_completion = false; |
| return GetCompleteQualType (m_ast, GetQualType(), allow_completion); |
| } |
| |
| bool |
| ClangASTType::IsConst() const |
| { |
| return GetQualType().isConstQualified(); |
| } |
| |
| bool |
| ClangASTType::IsCStringType (uint32_t &length) const |
| { |
| ClangASTType pointee_or_element_clang_type; |
| length = 0; |
| Flags type_flags (GetTypeInfo (&pointee_or_element_clang_type)); |
| |
| if (!pointee_or_element_clang_type.IsValid()) |
| return false; |
| |
| if (type_flags.AnySet (eTypeIsArray | eTypeIsPointer)) |
| { |
| if (pointee_or_element_clang_type.IsCharType()) |
| { |
| if (type_flags.Test (eTypeIsArray)) |
| { |
| // We know the size of the array and it could be a C string |
| // since it is an array of characters |
| length = cast<ConstantArrayType>(GetCanonicalQualType().getTypePtr())->getSize().getLimitedValue(); |
| } |
| return true; |
| |
| } |
| } |
| return false; |
| } |
| |
| bool |
| ClangASTType::IsFunctionType (bool *is_variadic_ptr) const |
| { |
| if (IsValid()) |
| { |
| QualType qual_type (GetCanonicalQualType()); |
| |
| if (qual_type->isFunctionType()) |
| { |
| if (is_variadic_ptr) |
| { |
| const clang::FunctionProtoType *function_proto_type = llvm::dyn_cast<clang::FunctionProtoType>(qual_type.getTypePtr()); |
| if (function_proto_type) |
| *is_variadic_ptr = function_proto_type->isVariadic(); |
| else |
| *is_variadic_ptr = false; |
| } |
| return true; |
| } |
| |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| default: |
| break; |
| case clang::Type::Typedef: |
| return ClangASTType (m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).IsFunctionType(); |
| case clang::Type::Elaborated: |
| return ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).IsFunctionType(); |
| case clang::Type::Paren: |
| return ClangASTType (m_ast, cast<clang::ParenType>(qual_type)->desugar()).IsFunctionType(); |
| |
| case clang::Type::LValueReference: |
| case clang::Type::RValueReference: |
| { |
| const ReferenceType *reference_type = cast<ReferenceType>(qual_type.getTypePtr()); |
| if (reference_type) |
| return ClangASTType (m_ast, reference_type->getPointeeType()).IsFunctionType(); |
| } |
| break; |
| } |
| } |
| return false; |
| } |
| |
| |
| bool |
| ClangASTType::IsFunctionPointerType () const |
| { |
| if (IsValid()) |
| { |
| QualType qual_type (GetCanonicalQualType()); |
| |
| if (qual_type->isFunctionPointerType()) |
| return true; |
| |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| default: |
| break; |
| case clang::Type::Typedef: |
| return ClangASTType (m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).IsFunctionPointerType(); |
| case clang::Type::Elaborated: |
| return ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).IsFunctionPointerType(); |
| case clang::Type::Paren: |
| return ClangASTType (m_ast, cast<clang::ParenType>(qual_type)->desugar()).IsFunctionPointerType(); |
| |
| case clang::Type::LValueReference: |
| case clang::Type::RValueReference: |
| { |
| const ReferenceType *reference_type = cast<ReferenceType>(qual_type.getTypePtr()); |
| if (reference_type) |
| return ClangASTType (m_ast, reference_type->getPointeeType()).IsFunctionPointerType(); |
| } |
| break; |
| } |
| } |
| return false; |
| |
| } |
| |
| bool |
| ClangASTType::IsIntegerType (bool &is_signed) const |
| { |
| if (!IsValid()) |
| return false; |
| |
| QualType qual_type (GetCanonicalQualType()); |
| const BuiltinType *builtin_type = dyn_cast<BuiltinType>(qual_type->getCanonicalTypeInternal()); |
| |
| if (builtin_type) |
| { |
| if (builtin_type->isInteger()) |
| { |
| is_signed = builtin_type->isSignedInteger(); |
| return true; |
| } |
| } |
| |
| return false; |
| } |
| |
| bool |
| ClangASTType::IsPointerType (ClangASTType *pointee_type) const |
| { |
| if (IsValid()) |
| { |
| QualType qual_type (GetCanonicalQualType()); |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::Builtin: |
| switch (cast<clang::BuiltinType>(qual_type)->getKind()) |
| { |
| default: |
| break; |
| case clang::BuiltinType::ObjCId: |
| case clang::BuiltinType::ObjCClass: |
| return true; |
| } |
| return false; |
| case clang::Type::ObjCObjectPointer: |
| if (pointee_type) |
| pointee_type->SetClangType (m_ast, cast<ObjCObjectPointerType>(qual_type)->getPointeeType()); |
| return true; |
| case clang::Type::BlockPointer: |
| if (pointee_type) |
| pointee_type->SetClangType (m_ast, cast<BlockPointerType>(qual_type)->getPointeeType()); |
| return true; |
| case clang::Type::Pointer: |
| if (pointee_type) |
| pointee_type->SetClangType (m_ast, cast<PointerType>(qual_type)->getPointeeType()); |
| return true; |
| case clang::Type::MemberPointer: |
| if (pointee_type) |
| pointee_type->SetClangType (m_ast, cast<MemberPointerType>(qual_type)->getPointeeType()); |
| return true; |
| case clang::Type::Typedef: |
| return ClangASTType (m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).IsPointerType(pointee_type); |
| case clang::Type::Elaborated: |
| return ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).IsPointerType(pointee_type); |
| case clang::Type::Paren: |
| return ClangASTType (m_ast, cast<clang::ParenType>(qual_type)->desugar()).IsPointerType(pointee_type); |
| default: |
| break; |
| } |
| } |
| if (pointee_type) |
| pointee_type->Clear(); |
| return false; |
| } |
| |
| |
| bool |
| ClangASTType::IsPointerOrReferenceType (ClangASTType *pointee_type) const |
| { |
| if (IsValid()) |
| { |
| QualType qual_type (GetCanonicalQualType()); |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::Builtin: |
| switch (cast<clang::BuiltinType>(qual_type)->getKind()) |
| { |
| default: |
| break; |
| case clang::BuiltinType::ObjCId: |
| case clang::BuiltinType::ObjCClass: |
| return true; |
| } |
| return false; |
| case clang::Type::ObjCObjectPointer: |
| if (pointee_type) |
| pointee_type->SetClangType(m_ast, cast<ObjCObjectPointerType>(qual_type)->getPointeeType()); |
| return true; |
| case clang::Type::BlockPointer: |
| if (pointee_type) |
| pointee_type->SetClangType(m_ast, cast<BlockPointerType>(qual_type)->getPointeeType()); |
| return true; |
| case clang::Type::Pointer: |
| if (pointee_type) |
| pointee_type->SetClangType(m_ast, cast<PointerType>(qual_type)->getPointeeType()); |
| return true; |
| case clang::Type::MemberPointer: |
| if (pointee_type) |
| pointee_type->SetClangType(m_ast, cast<MemberPointerType>(qual_type)->getPointeeType()); |
| return true; |
| case clang::Type::LValueReference: |
| if (pointee_type) |
| pointee_type->SetClangType(m_ast, cast<LValueReferenceType>(qual_type)->desugar()); |
| return true; |
| case clang::Type::RValueReference: |
| if (pointee_type) |
| pointee_type->SetClangType(m_ast, cast<LValueReferenceType>(qual_type)->desugar()); |
| return true; |
| case clang::Type::Typedef: |
| return ClangASTType (m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).IsPointerOrReferenceType(pointee_type); |
| case clang::Type::Elaborated: |
| return ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).IsPointerOrReferenceType(pointee_type); |
| case clang::Type::Paren: |
| return ClangASTType (m_ast, cast<clang::ParenType>(qual_type)->desugar()).IsPointerOrReferenceType(pointee_type); |
| default: |
| break; |
| } |
| } |
| if (pointee_type) |
| pointee_type->Clear(); |
| return false; |
| } |
| |
| |
| bool |
| ClangASTType::IsReferenceType (ClangASTType *pointee_type) const |
| { |
| if (IsValid()) |
| { |
| QualType qual_type (GetCanonicalQualType()); |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| |
| switch (type_class) |
| { |
| case clang::Type::LValueReference: |
| if (pointee_type) |
| pointee_type->SetClangType(m_ast, cast<LValueReferenceType>(qual_type)->desugar()); |
| return true; |
| case clang::Type::RValueReference: |
| if (pointee_type) |
| pointee_type->SetClangType(m_ast, cast<LValueReferenceType>(qual_type)->desugar()); |
| return true; |
| case clang::Type::Typedef: |
| return ClangASTType(m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).IsReferenceType(pointee_type); |
| case clang::Type::Elaborated: |
| return ClangASTType(m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).IsReferenceType(pointee_type); |
| case clang::Type::Paren: |
| return ClangASTType(m_ast, cast<clang::ParenType>(qual_type)->desugar()).IsReferenceType(pointee_type); |
| |
| default: |
| break; |
| } |
| } |
| if (pointee_type) |
| pointee_type->Clear(); |
| return false; |
| } |
| |
| bool |
| ClangASTType::IsFloatingPointType (uint32_t &count, bool &is_complex) const |
| { |
| if (IsValid()) |
| { |
| QualType qual_type (GetCanonicalQualType()); |
| |
| if (const BuiltinType *BT = dyn_cast<BuiltinType>(qual_type->getCanonicalTypeInternal())) |
| { |
| clang::BuiltinType::Kind kind = BT->getKind(); |
| if (kind >= BuiltinType::Float && kind <= BuiltinType::LongDouble) |
| { |
| count = 1; |
| is_complex = false; |
| return true; |
| } |
| } |
| else if (const ComplexType *CT = dyn_cast<ComplexType>(qual_type->getCanonicalTypeInternal())) |
| { |
| if (ClangASTType (m_ast, CT->getElementType()).IsFloatingPointType (count, is_complex)) |
| { |
| count = 2; |
| is_complex = true; |
| return true; |
| } |
| } |
| else if (const VectorType *VT = dyn_cast<VectorType>(qual_type->getCanonicalTypeInternal())) |
| { |
| if (ClangASTType (m_ast, VT->getElementType()).IsFloatingPointType (count, is_complex)) |
| { |
| count = VT->getNumElements(); |
| is_complex = false; |
| return true; |
| } |
| } |
| } |
| count = 0; |
| is_complex = false; |
| return false; |
| } |
| |
| |
| bool |
| ClangASTType::IsDefined() const |
| { |
| if (!IsValid()) |
| return false; |
| |
| QualType qual_type(GetQualType()); |
| const TagType *tag_type = dyn_cast<TagType>(qual_type.getTypePtr()); |
| if (tag_type) |
| { |
| TagDecl *tag_decl = tag_type->getDecl(); |
| if (tag_decl) |
| return tag_decl->isCompleteDefinition(); |
| return false; |
| } |
| else |
| { |
| const ObjCObjectType *objc_class_type = dyn_cast<ObjCObjectType>(qual_type); |
| if (objc_class_type) |
| { |
| ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); |
| if (class_interface_decl) |
| return class_interface_decl->getDefinition() != NULL; |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| bool |
| ClangASTType::IsObjCClassType () const |
| { |
| if (IsValid()) |
| { |
| QualType qual_type (GetCanonicalQualType()); |
| |
| const ObjCObjectPointerType *obj_pointer_type = dyn_cast<ObjCObjectPointerType>(qual_type); |
| |
| if (obj_pointer_type) |
| return obj_pointer_type->isObjCClassType(); |
| } |
| return false; |
| } |
| |
| bool |
| ClangASTType::IsObjCObjectOrInterfaceType () const |
| { |
| if (IsValid()) |
| return GetCanonicalQualType()->isObjCObjectOrInterfaceType(); |
| return false; |
| } |
| |
| bool |
| ClangASTType::IsPolymorphicClass () const |
| { |
| if (IsValid()) |
| { |
| QualType qual_type(GetCanonicalQualType()); |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::Record: |
| if (GetCompleteType()) |
| { |
| const RecordType *record_type = cast<RecordType>(qual_type.getTypePtr()); |
| const RecordDecl *record_decl = record_type->getDecl(); |
| if (record_decl) |
| { |
| const CXXRecordDecl *cxx_record_decl = dyn_cast<CXXRecordDecl>(record_decl); |
| if (cxx_record_decl) |
| return cxx_record_decl->isPolymorphic(); |
| } |
| } |
| break; |
| |
| default: |
| break; |
| } |
| } |
| return false; |
| } |
| |
| bool |
| ClangASTType::IsPossibleDynamicType (ClangASTType *dynamic_pointee_type, |
| bool check_cplusplus, |
| bool check_objc) const |
| { |
| QualType pointee_qual_type; |
| if (m_type) |
| { |
| QualType qual_type (GetCanonicalQualType()); |
| bool success = false; |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::Builtin: |
| if (check_objc && cast<BuiltinType>(qual_type)->getKind() == BuiltinType::ObjCId) |
| { |
| if (dynamic_pointee_type) |
| dynamic_pointee_type->SetClangType(m_ast, m_type); |
| return true; |
| } |
| break; |
| |
| case clang::Type::ObjCObjectPointer: |
| if (check_objc) |
| { |
| if (dynamic_pointee_type) |
| dynamic_pointee_type->SetClangType(m_ast, cast<ObjCObjectPointerType>(qual_type)->getPointeeType()); |
| return true; |
| } |
| break; |
| |
| case clang::Type::Pointer: |
| pointee_qual_type = cast<PointerType>(qual_type)->getPointeeType(); |
| success = true; |
| break; |
| |
| case clang::Type::LValueReference: |
| case clang::Type::RValueReference: |
| pointee_qual_type = cast<ReferenceType>(qual_type)->getPointeeType(); |
| success = true; |
| break; |
| |
| case clang::Type::Typedef: |
| return ClangASTType (m_ast, |
| cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).IsPossibleDynamicType (dynamic_pointee_type, |
| check_cplusplus, |
| check_objc); |
| |
| case clang::Type::Elaborated: |
| return ClangASTType (m_ast, |
| cast<ElaboratedType>(qual_type)->getNamedType()).IsPossibleDynamicType (dynamic_pointee_type, |
| check_cplusplus, |
| check_objc); |
| |
| case clang::Type::Paren: |
| return ClangASTType (m_ast, |
| cast<ParenType>(qual_type)->desugar()).IsPossibleDynamicType (dynamic_pointee_type, |
| check_cplusplus, |
| check_objc); |
| default: |
| break; |
| } |
| |
| if (success) |
| { |
| // Check to make sure what we are pointing too is a possible dynamic C++ type |
| // We currently accept any "void *" (in case we have a class that has been |
| // watered down to an opaque pointer) and virtual C++ classes. |
| const clang::Type::TypeClass pointee_type_class = pointee_qual_type.getCanonicalType()->getTypeClass(); |
| switch (pointee_type_class) |
| { |
| case clang::Type::Builtin: |
| switch (cast<BuiltinType>(pointee_qual_type)->getKind()) |
| { |
| case BuiltinType::UnknownAny: |
| case BuiltinType::Void: |
| if (dynamic_pointee_type) |
| dynamic_pointee_type->SetClangType(m_ast, pointee_qual_type); |
| return true; |
| |
| case BuiltinType::NullPtr: |
| case BuiltinType::Bool: |
| case BuiltinType::Char_U: |
| case BuiltinType::UChar: |
| case BuiltinType::WChar_U: |
| case BuiltinType::Char16: |
| case BuiltinType::Char32: |
| case BuiltinType::UShort: |
| case BuiltinType::UInt: |
| case BuiltinType::ULong: |
| case BuiltinType::ULongLong: |
| case BuiltinType::UInt128: |
| case BuiltinType::Char_S: |
| case BuiltinType::SChar: |
| case BuiltinType::WChar_S: |
| case BuiltinType::Short: |
| case BuiltinType::Int: |
| case BuiltinType::Long: |
| case BuiltinType::LongLong: |
| case BuiltinType::Int128: |
| case BuiltinType::Float: |
| case BuiltinType::Double: |
| case BuiltinType::LongDouble: |
| case BuiltinType::Dependent: |
| case BuiltinType::Overload: |
| case BuiltinType::ObjCId: |
| case BuiltinType::ObjCClass: |
| case BuiltinType::ObjCSel: |
| case BuiltinType::BoundMember: |
| case BuiltinType::Half: |
| case BuiltinType::ARCUnbridgedCast: |
| case BuiltinType::PseudoObject: |
| case BuiltinType::BuiltinFn: |
| case BuiltinType::OCLEvent: |
| case BuiltinType::OCLImage1d: |
| case BuiltinType::OCLImage1dArray: |
| case BuiltinType::OCLImage1dBuffer: |
| case BuiltinType::OCLImage2d: |
| case BuiltinType::OCLImage2dArray: |
| case BuiltinType::OCLImage3d: |
| case BuiltinType::OCLSampler: |
| break; |
| } |
| break; |
| |
| case clang::Type::Record: |
| if (check_cplusplus) |
| { |
| CXXRecordDecl *cxx_record_decl = pointee_qual_type->getAsCXXRecordDecl(); |
| if (cxx_record_decl) |
| { |
| bool is_complete = cxx_record_decl->isCompleteDefinition(); |
| |
| if (is_complete) |
| success = cxx_record_decl->isDynamicClass(); |
| else |
| { |
| ClangASTMetadata *metadata = ClangASTContext::GetMetadata (m_ast, cxx_record_decl); |
| if (metadata) |
| success = metadata->GetIsDynamicCXXType(); |
| else |
| { |
| is_complete = ClangASTType(m_ast, pointee_qual_type).GetCompleteType(); |
| if (is_complete) |
| success = cxx_record_decl->isDynamicClass(); |
| else |
| success = false; |
| } |
| } |
| |
| if (success) |
| { |
| if (dynamic_pointee_type) |
| dynamic_pointee_type->SetClangType(m_ast, pointee_qual_type); |
| return true; |
| } |
| } |
| } |
| break; |
| |
| case clang::Type::ObjCObject: |
| case clang::Type::ObjCInterface: |
| if (check_objc) |
| { |
| if (dynamic_pointee_type) |
| dynamic_pointee_type->SetClangType(m_ast, pointee_qual_type); |
| return true; |
| } |
| break; |
| |
| default: |
| break; |
| } |
| } |
| } |
| if (dynamic_pointee_type) |
| dynamic_pointee_type->Clear(); |
| return false; |
| } |
| |
| |
| bool |
| ClangASTType::IsScalarType () const |
| { |
| if (!IsValid()) |
| return false; |
| |
| return (GetTypeInfo (NULL) & eTypeIsScalar) != 0; |
| } |
| |
| bool |
| ClangASTType::IsTypedefType () const |
| { |
| if (!IsValid()) |
| return false; |
| return GetQualType()->getTypeClass() == clang::Type::Typedef; |
| } |
| |
| bool |
| ClangASTType::IsVoidType () const |
| { |
| if (!IsValid()) |
| return false; |
| return GetCanonicalQualType()->isVoidType(); |
| } |
| |
| bool |
| ClangASTType::IsPointerToScalarType () const |
| { |
| if (!IsValid()) |
| return false; |
| |
| return IsPointerType() && GetPointeeType().IsScalarType(); |
| } |
| |
| bool |
| ClangASTType::IsArrayOfScalarType () const |
| { |
| ClangASTType element_type; |
| if (IsArrayType(&element_type, NULL, NULL)) |
| return element_type.IsScalarType(); |
| return false; |
| } |
| |
| |
| bool |
| ClangASTType::GetCXXClassName (std::string &class_name) const |
| { |
| if (IsValid()) |
| { |
| QualType qual_type (GetCanonicalQualType()); |
| |
| CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); |
| if (cxx_record_decl) |
| { |
| class_name.assign (cxx_record_decl->getIdentifier()->getNameStart()); |
| return true; |
| } |
| } |
| class_name.clear(); |
| return false; |
| } |
| |
| |
| bool |
| ClangASTType::IsCXXClassType () const |
| { |
| if (!IsValid()) |
| return false; |
| |
| QualType qual_type (GetCanonicalQualType()); |
| if (qual_type->getAsCXXRecordDecl() != NULL) |
| return true; |
| return false; |
| } |
| |
| bool |
| ClangASTType::IsBeingDefined () const |
| { |
| if (!IsValid()) |
| return false; |
| QualType qual_type (GetCanonicalQualType()); |
| const clang::TagType *tag_type = dyn_cast<clang::TagType>(qual_type); |
| if (tag_type) |
| return tag_type->isBeingDefined(); |
| return false; |
| } |
| |
| bool |
| ClangASTType::IsObjCObjectPointerType (ClangASTType *class_type_ptr) |
| { |
| if (!IsValid()) |
| return false; |
| |
| QualType qual_type (GetCanonicalQualType()); |
| |
| if (qual_type->isObjCObjectPointerType()) |
| { |
| if (class_type_ptr) |
| { |
| if (!qual_type->isObjCClassType() && |
| !qual_type->isObjCIdType()) |
| { |
| const ObjCObjectPointerType *obj_pointer_type = dyn_cast<ObjCObjectPointerType>(qual_type); |
| if (obj_pointer_type == NULL) |
| class_type_ptr->Clear(); |
| else |
| class_type_ptr->SetClangType (m_ast, QualType(obj_pointer_type->getInterfaceType(), 0)); |
| } |
| } |
| return true; |
| } |
| if (class_type_ptr) |
| class_type_ptr->Clear(); |
| return false; |
| } |
| |
| bool |
| ClangASTType::GetObjCClassName (std::string &class_name) |
| { |
| if (!IsValid()) |
| return false; |
| |
| QualType qual_type (GetCanonicalQualType()); |
| |
| const ObjCObjectType *object_type = dyn_cast<ObjCObjectType>(qual_type); |
| if (object_type) |
| { |
| const ObjCInterfaceDecl *interface = object_type->getInterface(); |
| if (interface) |
| { |
| class_name = interface->getNameAsString(); |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| |
| //---------------------------------------------------------------------- |
| // Type Completion |
| //---------------------------------------------------------------------- |
| |
| bool |
| ClangASTType::GetCompleteType () const |
| { |
| if (!IsValid()) |
| return false; |
| const bool allow_completion = true; |
| return GetCompleteQualType (m_ast, GetQualType(), allow_completion); |
| } |
| |
| //---------------------------------------------------------------------- |
| // AST related queries |
| //---------------------------------------------------------------------- |
| size_t |
| ClangASTType::GetPointerByteSize () const |
| { |
| if (m_ast) |
| return m_ast->getTypeSize(m_ast->VoidPtrTy) / 8; |
| return 0; |
| } |
| |
| ConstString |
| ClangASTType::GetConstQualifiedTypeName () const |
| { |
| return GetConstTypeName (); |
| } |
| |
| ConstString |
| ClangASTType::GetConstTypeName () const |
| { |
| if (IsValid()) |
| { |
| std::string type_name (GetTypeName()); |
| if (!type_name.empty()) |
| return ConstString (type_name.c_str()); |
| } |
| return ConstString("<invalid>"); |
| } |
| |
| std::string |
| ClangASTType::GetTypeName () const |
| { |
| std::string type_name; |
| if (IsValid()) |
| { |
| PrintingPolicy printing_policy (m_ast->getPrintingPolicy()); |
| QualType qual_type(GetQualType()); |
| printing_policy.SuppressTagKeyword = true; |
| printing_policy.LangOpts.WChar = true; |
| const TypedefType *typedef_type = qual_type->getAs<TypedefType>(); |
| if (typedef_type) |
| { |
| const TypedefNameDecl *typedef_decl = typedef_type->getDecl(); |
| type_name = typedef_decl->getQualifiedNameAsString(printing_policy); |
| } |
| else |
| { |
| type_name = qual_type.getAsString(printing_policy); |
| } |
| } |
| return type_name; |
| } |
| |
| |
| uint32_t |
| ClangASTType::GetTypeInfo (ClangASTType *pointee_or_element_clang_type) const |
| { |
| if (!IsValid()) |
| return 0; |
| |
| if (pointee_or_element_clang_type) |
| pointee_or_element_clang_type->Clear(); |
| |
| QualType qual_type (GetQualType()); |
| |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::Builtin: |
| { |
| const BuiltinType *builtin_type = dyn_cast<BuiltinType>(qual_type->getCanonicalTypeInternal()); |
| |
| uint32_t builtin_type_flags = eTypeIsBuiltIn | eTypeHasValue; |
| switch (builtin_type->getKind()) |
| { |
| case clang::BuiltinType::ObjCId: |
| case clang::BuiltinType::ObjCClass: |
| if (pointee_or_element_clang_type) |
| pointee_or_element_clang_type->SetClangType(m_ast, m_ast->ObjCBuiltinClassTy); |
| builtin_type_flags |= eTypeIsPointer | eTypeIsObjC; |
| break; |
| |
| case clang::BuiltinType::ObjCSel: |
| if (pointee_or_element_clang_type) |
| pointee_or_element_clang_type->SetClangType(m_ast, m_ast->CharTy); |
| builtin_type_flags |= eTypeIsPointer | eTypeIsObjC; |
| break; |
| |
| case clang::BuiltinType::Bool: |
| case clang::BuiltinType::Char_U: |
| case clang::BuiltinType::UChar: |
| case clang::BuiltinType::WChar_U: |
| case clang::BuiltinType::Char16: |
| case clang::BuiltinType::Char32: |
| case clang::BuiltinType::UShort: |
| case clang::BuiltinType::UInt: |
| case clang::BuiltinType::ULong: |
| case clang::BuiltinType::ULongLong: |
| case clang::BuiltinType::UInt128: |
| case clang::BuiltinType::Char_S: |
| case clang::BuiltinType::SChar: |
| case clang::BuiltinType::WChar_S: |
| case clang::BuiltinType::Short: |
| case clang::BuiltinType::Int: |
| case clang::BuiltinType::Long: |
| case clang::BuiltinType::LongLong: |
| case clang::BuiltinType::Int128: |
| case clang::BuiltinType::Float: |
| case clang::BuiltinType::Double: |
| case clang::BuiltinType::LongDouble: |
| builtin_type_flags |= eTypeIsScalar; |
| if (builtin_type->isInteger()) |
| { |
| builtin_type_flags |= eTypeIsInteger; |
| if (builtin_type->isSignedInteger()) |
| builtin_type_flags |= eTypeIsSigned; |
| } |
| else if (builtin_type->isFloatingPoint()) |
| builtin_type_flags |= eTypeIsFloat; |
| break; |
| default: |
| break; |
| } |
| return builtin_type_flags; |
| } |
| |
| case clang::Type::BlockPointer: |
| if (pointee_or_element_clang_type) |
| pointee_or_element_clang_type->SetClangType(m_ast, qual_type->getPointeeType()); |
| return eTypeIsPointer | eTypeHasChildren | eTypeIsBlock; |
| |
| case clang::Type::Complex: |
| { |
| uint32_t complex_type_flags = eTypeIsBuiltIn | eTypeHasValue | eTypeIsComplex; |
| const ComplexType *complex_type = dyn_cast<ComplexType>(qual_type->getCanonicalTypeInternal()); |
| if (complex_type) |
| { |
| QualType complex_element_type (complex_type->getElementType()); |
| if (complex_element_type->isIntegerType()) |
| complex_type_flags |= eTypeIsFloat; |
| else if (complex_element_type->isFloatingType()) |
| complex_type_flags |= eTypeIsInteger; |
| } |
| return complex_type_flags; |
| } |
| break; |
| |
| case clang::Type::ConstantArray: |
| case clang::Type::DependentSizedArray: |
| case clang::Type::IncompleteArray: |
| case clang::Type::VariableArray: |
| if (pointee_or_element_clang_type) |
| pointee_or_element_clang_type->SetClangType(m_ast, cast<ArrayType>(qual_type.getTypePtr())->getElementType()); |
| return eTypeHasChildren | eTypeIsArray; |
| |
| case clang::Type::DependentName: return 0; |
| case clang::Type::DependentSizedExtVector: return eTypeHasChildren | eTypeIsVector; |
| case clang::Type::DependentTemplateSpecialization: return eTypeIsTemplate; |
| case clang::Type::Decltype: return 0; |
| |
| case clang::Type::Enum: |
| if (pointee_or_element_clang_type) |
| pointee_or_element_clang_type->SetClangType(m_ast, cast<EnumType>(qual_type)->getDecl()->getIntegerType()); |
| return eTypeIsEnumeration | eTypeHasValue; |
| |
| case clang::Type::Elaborated: |
| return ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).GetTypeInfo (pointee_or_element_clang_type); |
| case clang::Type::Paren: |
| return ClangASTType (m_ast, cast<clang::ParenType>(qual_type)->desugar()).GetTypeInfo (pointee_or_element_clang_type); |
| |
| case clang::Type::FunctionProto: return eTypeIsFuncPrototype | eTypeHasValue; |
| case clang::Type::FunctionNoProto: return eTypeIsFuncPrototype | eTypeHasValue; |
| case clang::Type::InjectedClassName: return 0; |
| |
| case clang::Type::LValueReference: |
| case clang::Type::RValueReference: |
| if (pointee_or_element_clang_type) |
| pointee_or_element_clang_type->SetClangType(m_ast, cast<ReferenceType>(qual_type.getTypePtr())->getPointeeType()); |
| return eTypeHasChildren | eTypeIsReference | eTypeHasValue; |
| |
| case clang::Type::MemberPointer: return eTypeIsPointer | eTypeIsMember | eTypeHasValue; |
| |
| case clang::Type::ObjCObjectPointer: |
| if (pointee_or_element_clang_type) |
| pointee_or_element_clang_type->SetClangType(m_ast, qual_type->getPointeeType()); |
| return eTypeHasChildren | eTypeIsObjC | eTypeIsClass | eTypeIsPointer | eTypeHasValue; |
| |
| case clang::Type::ObjCObject: return eTypeHasChildren | eTypeIsObjC | eTypeIsClass; |
| case clang::Type::ObjCInterface: return eTypeHasChildren | eTypeIsObjC | eTypeIsClass; |
| |
| case clang::Type::Pointer: |
| if (pointee_or_element_clang_type) |
| pointee_or_element_clang_type->SetClangType(m_ast, qual_type->getPointeeType()); |
| return eTypeHasChildren | eTypeIsPointer | eTypeHasValue; |
| |
| case clang::Type::Record: |
| if (qual_type->getAsCXXRecordDecl()) |
| return eTypeHasChildren | eTypeIsClass | eTypeIsCPlusPlus; |
| else |
| return eTypeHasChildren | eTypeIsStructUnion; |
| break; |
| case clang::Type::SubstTemplateTypeParm: return eTypeIsTemplate; |
| case clang::Type::TemplateTypeParm: return eTypeIsTemplate; |
| case clang::Type::TemplateSpecialization: return eTypeIsTemplate; |
| |
| case clang::Type::Typedef: |
| return eTypeIsTypedef | ClangASTType (m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetTypeInfo (pointee_or_element_clang_type); |
| case clang::Type::TypeOfExpr: return 0; |
| case clang::Type::TypeOf: return 0; |
| case clang::Type::UnresolvedUsing: return 0; |
| |
| case clang::Type::ExtVector: |
| case clang::Type::Vector: |
| { |
| uint32_t vector_type_flags = eTypeHasChildren | eTypeIsVector; |
| const VectorType *vector_type = dyn_cast<VectorType>(qual_type->getCanonicalTypeInternal()); |
| if (vector_type) |
| { |
| if (vector_type->isIntegerType()) |
| vector_type_flags |= eTypeIsFloat; |
| else if (vector_type->isFloatingType()) |
| vector_type_flags |= eTypeIsInteger; |
| } |
| return vector_type_flags; |
| } |
| default: return 0; |
| } |
| return 0; |
| } |
| |
| |
| |
| lldb::LanguageType |
| ClangASTType::GetMinimumLanguage () |
| { |
| if (!IsValid()) |
| return lldb::eLanguageTypeC; |
| |
| // If the type is a reference, then resolve it to what it refers to first: |
| QualType qual_type (GetCanonicalQualType().getNonReferenceType()); |
| if (qual_type->isAnyPointerType()) |
| { |
| if (qual_type->isObjCObjectPointerType()) |
| return lldb::eLanguageTypeObjC; |
| |
| QualType pointee_type (qual_type->getPointeeType()); |
| if (pointee_type->getPointeeCXXRecordDecl() != NULL) |
| return lldb::eLanguageTypeC_plus_plus; |
| if (pointee_type->isObjCObjectOrInterfaceType()) |
| return lldb::eLanguageTypeObjC; |
| if (pointee_type->isObjCClassType()) |
| return lldb::eLanguageTypeObjC; |
| if (pointee_type.getTypePtr() == m_ast->ObjCBuiltinIdTy.getTypePtr()) |
| return lldb::eLanguageTypeObjC; |
| } |
| else |
| { |
| if (qual_type->isObjCObjectOrInterfaceType()) |
| return lldb::eLanguageTypeObjC; |
| if (qual_type->getAsCXXRecordDecl()) |
| return lldb::eLanguageTypeC_plus_plus; |
| switch (qual_type->getTypeClass()) |
| { |
| default: |
| break; |
| case clang::Type::Builtin: |
| switch (cast<BuiltinType>(qual_type)->getKind()) |
| { |
| default: |
| case BuiltinType::Void: |
| case BuiltinType::Bool: |
| case BuiltinType::Char_U: |
| case BuiltinType::UChar: |
| case BuiltinType::WChar_U: |
| case BuiltinType::Char16: |
| case BuiltinType::Char32: |
| case BuiltinType::UShort: |
| case BuiltinType::UInt: |
| case BuiltinType::ULong: |
| case BuiltinType::ULongLong: |
| case BuiltinType::UInt128: |
| case BuiltinType::Char_S: |
| case BuiltinType::SChar: |
| case BuiltinType::WChar_S: |
| case BuiltinType::Short: |
| case BuiltinType::Int: |
| case BuiltinType::Long: |
| case BuiltinType::LongLong: |
| case BuiltinType::Int128: |
| case BuiltinType::Float: |
| case BuiltinType::Double: |
| case BuiltinType::LongDouble: |
| break; |
| |
| case BuiltinType::NullPtr: |
| return eLanguageTypeC_plus_plus; |
| |
| case BuiltinType::ObjCId: |
| case BuiltinType::ObjCClass: |
| case BuiltinType::ObjCSel: |
| return eLanguageTypeObjC; |
| |
| case BuiltinType::Dependent: |
| case BuiltinType::Overload: |
| case BuiltinType::BoundMember: |
| case BuiltinType::UnknownAny: |
| break; |
| } |
| break; |
| case clang::Type::Typedef: |
| return ClangASTType(m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetMinimumLanguage(); |
| } |
| } |
| return lldb::eLanguageTypeC; |
| } |
| |
| lldb::TypeClass |
| ClangASTType::GetTypeClass () const |
| { |
| if (!IsValid()) |
| return lldb::eTypeClassInvalid; |
| |
| QualType qual_type(GetQualType()); |
| |
| switch (qual_type->getTypeClass()) |
| { |
| case clang::Type::UnaryTransform: break; |
| case clang::Type::FunctionNoProto: return lldb::eTypeClassFunction; |
| case clang::Type::FunctionProto: return lldb::eTypeClassFunction; |
| case clang::Type::IncompleteArray: return lldb::eTypeClassArray; |
| case clang::Type::VariableArray: return lldb::eTypeClassArray; |
| case clang::Type::ConstantArray: return lldb::eTypeClassArray; |
| case clang::Type::DependentSizedArray: return lldb::eTypeClassArray; |
| case clang::Type::DependentSizedExtVector: return lldb::eTypeClassVector; |
| case clang::Type::ExtVector: return lldb::eTypeClassVector; |
| case clang::Type::Vector: return lldb::eTypeClassVector; |
| case clang::Type::Builtin: return lldb::eTypeClassBuiltin; |
| case clang::Type::ObjCObjectPointer: return lldb::eTypeClassObjCObjectPointer; |
| case clang::Type::BlockPointer: return lldb::eTypeClassBlockPointer; |
| case clang::Type::Pointer: return lldb::eTypeClassPointer; |
| case clang::Type::LValueReference: return lldb::eTypeClassReference; |
| case clang::Type::RValueReference: return lldb::eTypeClassReference; |
| case clang::Type::MemberPointer: return lldb::eTypeClassMemberPointer; |
| case clang::Type::Complex: |
| if (qual_type->isComplexType()) |
| return lldb::eTypeClassComplexFloat; |
| else |
| return lldb::eTypeClassComplexInteger; |
| case clang::Type::ObjCObject: return lldb::eTypeClassObjCObject; |
| case clang::Type::ObjCInterface: return lldb::eTypeClassObjCInterface; |
| case clang::Type::Record: |
| { |
| const RecordType *record_type = cast<RecordType>(qual_type.getTypePtr()); |
| const RecordDecl *record_decl = record_type->getDecl(); |
| if (record_decl->isUnion()) |
| return lldb::eTypeClassUnion; |
| else if (record_decl->isStruct()) |
| return lldb::eTypeClassStruct; |
| else |
| return lldb::eTypeClassClass; |
| } |
| break; |
| case clang::Type::Enum: return lldb::eTypeClassEnumeration; |
| case clang::Type::Typedef: return lldb::eTypeClassTypedef; |
| case clang::Type::UnresolvedUsing: break; |
| case clang::Type::Paren: |
| return ClangASTType(m_ast, cast<ParenType>(qual_type)->desugar()).GetTypeClass(); |
| case clang::Type::Elaborated: |
| return ClangASTType(m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).GetTypeClass(); |
| |
| case clang::Type::Attributed: break; |
| case clang::Type::TemplateTypeParm: break; |
| case clang::Type::SubstTemplateTypeParm: break; |
| case clang::Type::SubstTemplateTypeParmPack:break; |
| case clang::Type::Auto: break; |
| case clang::Type::InjectedClassName: break; |
| case clang::Type::DependentName: break; |
| case clang::Type::DependentTemplateSpecialization: break; |
| case clang::Type::PackExpansion: break; |
| |
| case clang::Type::TypeOfExpr: break; |
| case clang::Type::TypeOf: break; |
| case clang::Type::Decltype: break; |
| case clang::Type::TemplateSpecialization: break; |
| case clang::Type::Atomic: break; |
| } |
| // We don't know hot to display this type... |
| return lldb::eTypeClassOther; |
| |
| } |
| |
| void |
| ClangASTType::SetClangType (clang::ASTContext *ast, clang::QualType qual_type) |
| { |
| m_ast = ast; |
| m_type = qual_type.getAsOpaquePtr(); |
| } |
| |
| unsigned |
| ClangASTType::GetTypeQualifiers() const |
| { |
| if (IsValid()) |
| return GetQualType().getQualifiers().getCVRQualifiers(); |
| return 0; |
| } |
| |
| //---------------------------------------------------------------------- |
| // Creating related types |
| //---------------------------------------------------------------------- |
| |
| ClangASTType |
| ClangASTType::AddConstModifier () const |
| { |
| if (m_type) |
| { |
| QualType result(GetQualType()); |
| result.addConst(); |
| return ClangASTType (m_ast, result); |
| } |
| return ClangASTType(); |
| } |
| |
| ClangASTType |
| ClangASTType::AddRestrictModifier () const |
| { |
| if (m_type) |
| { |
| QualType result(GetQualType()); |
| result.getQualifiers().setRestrict (true); |
| return ClangASTType (m_ast, result); |
| } |
| return ClangASTType(); |
| } |
| |
| ClangASTType |
| ClangASTType::AddVolatileModifier () const |
| { |
| if (m_type) |
| { |
| QualType result(GetQualType()); |
| result.getQualifiers().setVolatile (true); |
| return ClangASTType (m_ast, result); |
| } |
| return ClangASTType(); |
| } |
| |
| ClangASTType |
| ClangASTType::GetArrayElementType (uint64_t& stride) const |
| { |
| if (IsValid()) |
| { |
| QualType qual_type(GetCanonicalQualType()); |
| |
| ClangASTType element_type (m_ast, qual_type.getTypePtr()->getArrayElementTypeNoTypeQual()->getCanonicalTypeUnqualified()); |
| |
| // TODO: the real stride will be >= this value.. find the real one! |
| stride = element_type.GetByteSize(); |
| |
| return element_type; |
| |
| } |
| return ClangASTType(); |
| } |
| |
| ClangASTType |
| ClangASTType::GetCanonicalType () const |
| { |
| if (IsValid()) |
| return ClangASTType (m_ast, GetCanonicalQualType()); |
| return ClangASTType(); |
| } |
| |
| static QualType |
| GetFullyUnqualifiedType_Impl (ASTContext *ast, QualType qual_type) |
| { |
| if (qual_type->isPointerType()) |
| qual_type = ast->getPointerType(GetFullyUnqualifiedType_Impl(ast, qual_type->getPointeeType())); |
| else |
| qual_type = qual_type.getUnqualifiedType(); |
| qual_type.removeLocalConst(); |
| qual_type.removeLocalRestrict(); |
| qual_type.removeLocalVolatile(); |
| return qual_type; |
| } |
| |
| ClangASTType |
| ClangASTType::GetFullyUnqualifiedType () const |
| { |
| if (IsValid()) |
| return ClangASTType(m_ast, GetFullyUnqualifiedType_Impl(m_ast, GetQualType())); |
| return ClangASTType(); |
| } |
| |
| |
| int |
| ClangASTType::GetFunctionArgumentCount () const |
| { |
| if (IsValid()) |
| { |
| const FunctionProtoType* func = dyn_cast<FunctionProtoType>(GetCanonicalQualType()); |
| if (func) |
| return func->getNumArgs(); |
| } |
| return -1; |
| } |
| |
| ClangASTType |
| ClangASTType::GetFunctionArgumentTypeAtIndex (size_t idx) |
| { |
| if (IsValid()) |
| { |
| const FunctionProtoType* func = dyn_cast<FunctionProtoType>(GetCanonicalQualType()); |
| if (func) |
| { |
| const uint32_t num_args = func->getNumArgs(); |
| if (idx < num_args) |
| return ClangASTType(m_ast, func->getArgType(idx)); |
| } |
| } |
| return ClangASTType(); |
| } |
| |
| ClangASTType |
| ClangASTType::GetFunctionReturnType () const |
| { |
| if (IsValid()) |
| { |
| QualType qual_type(GetCanonicalQualType()); |
| const FunctionProtoType* func = dyn_cast<FunctionProtoType>(qual_type.getTypePtr()); |
| if (func) |
| return ClangASTType(m_ast, func->getResultType()); |
| } |
| return ClangASTType(); |
| } |
| |
| |
| ClangASTType |
| ClangASTType::GetLValueReferenceType () const |
| { |
| if (IsValid()) |
| { |
| return ClangASTType(m_ast, m_ast->getLValueReferenceType(GetQualType())); |
| } |
| return ClangASTType(); |
| } |
| |
| ClangASTType |
| ClangASTType::GetRValueReferenceType () const |
| { |
| if (IsValid()) |
| { |
| return ClangASTType(m_ast, m_ast->getRValueReferenceType(GetQualType())); |
| } |
| return ClangASTType(); |
| } |
| |
| ClangASTType |
| ClangASTType::GetNonReferenceType () const |
| { |
| if (IsValid()) |
| return ClangASTType(m_ast, GetQualType().getNonReferenceType()); |
| return ClangASTType(); |
| } |
| |
| ClangASTType |
| ClangASTType::CreateTypedefType (const char *typedef_name, |
| clang::DeclContext *decl_ctx) const |
| { |
| if (IsValid() && typedef_name && typedef_name[0]) |
| { |
| QualType qual_type (GetQualType()); |
| if (decl_ctx == NULL) |
| decl_ctx = m_ast->getTranslationUnitDecl(); |
| TypedefDecl *decl = TypedefDecl::Create (*m_ast, |
| decl_ctx, |
| SourceLocation(), |
| SourceLocation(), |
| &m_ast->Idents.get(typedef_name), |
| m_ast->getTrivialTypeSourceInfo(qual_type)); |
| |
| decl->setAccess(AS_public); // TODO respect proper access specifier |
| |
| // Get a uniqued QualType for the typedef decl type |
| return ClangASTType (m_ast, m_ast->getTypedefType (decl)); |
| } |
| return ClangASTType(); |
| |
| } |
| |
| ClangASTType |
| ClangASTType::GetPointeeType () const |
| { |
| if (m_type) |
| { |
| QualType qual_type(GetQualType()); |
| return ClangASTType (m_ast, qual_type.getTypePtr()->getPointeeType()); |
| } |
| return ClangASTType(); |
| } |
| |
| ClangASTType |
| ClangASTType::GetPointerType () const |
| { |
| if (IsValid()) |
| { |
| QualType qual_type (GetQualType()); |
| |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::ObjCObject: |
| case clang::Type::ObjCInterface: |
| return ClangASTType(m_ast, m_ast->getObjCObjectPointerType(qual_type).getAsOpaquePtr()); |
| |
| default: |
| return ClangASTType(m_ast, m_ast->getPointerType(qual_type).getAsOpaquePtr()); |
| } |
| } |
| return ClangASTType(); |
| } |
| |
| ClangASTType |
| ClangASTType::GetTypedefedType () const |
| { |
| if (IsValid()) |
| { |
| const TypedefType *typedef_type = dyn_cast<TypedefType>(GetQualType()); |
| if (typedef_type) |
| return ClangASTType (m_ast, typedef_type->getDecl()->getUnderlyingType()); |
| } |
| return ClangASTType(); |
| } |
| |
| ClangASTType |
| ClangASTType::RemoveFastQualifiers () const |
| { |
| if (m_type) |
| { |
| QualType qual_type(GetQualType()); |
| qual_type.getQualifiers().removeFastQualifiers(); |
| return ClangASTType (m_ast, qual_type); |
| } |
| return ClangASTType(); |
| } |
| |
| |
| //---------------------------------------------------------------------- |
| // Create related types using the current type's AST |
| //---------------------------------------------------------------------- |
| |
| ClangASTType |
| ClangASTType::GetBasicTypeFromAST (lldb::BasicType basic_type) const |
| { |
| if (IsValid()) |
| return ClangASTContext::GetBasicType(m_ast, basic_type); |
| return ClangASTType(); |
| } |
| //---------------------------------------------------------------------- |
| // Exploring the type |
| //---------------------------------------------------------------------- |
| |
| uint64_t |
| ClangASTType::GetBitSize () const |
| { |
| if (GetCompleteType ()) |
| { |
| QualType qual_type(GetCanonicalQualType()); |
| const uint32_t bit_size = m_ast->getTypeSize (qual_type); |
| if (bit_size == 0) |
| { |
| if (qual_type->isIncompleteArrayType()) |
| return m_ast->getTypeSize (qual_type->getArrayElementTypeNoTypeQual()->getCanonicalTypeUnqualified()); |
| } |
| if (qual_type->isObjCObjectOrInterfaceType()) |
| return bit_size + m_ast->getTypeSize(m_ast->ObjCBuiltinClassTy); |
| return bit_size; |
| } |
| return 0; |
| } |
| |
| uint64_t |
| ClangASTType::GetByteSize () const |
| { |
| return (GetBitSize () + 7) / 8; |
| } |
| |
| size_t |
| ClangASTType::GetTypeBitAlign () const |
| { |
| if (GetCompleteType ()) |
| return m_ast->getTypeAlign(GetQualType()); |
| return 0; |
| } |
| |
| |
| lldb::Encoding |
| ClangASTType::GetEncoding (uint64_t &count) const |
| { |
| if (!IsValid()) |
| return lldb::eEncodingInvalid; |
| |
| count = 1; |
| QualType qual_type(GetCanonicalQualType()); |
| |
| switch (qual_type->getTypeClass()) |
| { |
| case clang::Type::UnaryTransform: |
| break; |
| |
| case clang::Type::FunctionNoProto: |
| case clang::Type::FunctionProto: |
| break; |
| |
| case clang::Type::IncompleteArray: |
| case clang::Type::VariableArray: |
| break; |
| |
| case clang::Type::ConstantArray: |
| break; |
| |
| case clang::Type::ExtVector: |
| case clang::Type::Vector: |
| // TODO: Set this to more than one??? |
| break; |
| |
| case clang::Type::Builtin: |
| switch (cast<BuiltinType>(qual_type)->getKind()) |
| { |
| default: assert(0 && "Unknown builtin type!"); |
| case BuiltinType::Void: |
| break; |
| |
| case BuiltinType::Bool: |
| case BuiltinType::Char_S: |
| case BuiltinType::SChar: |
| case BuiltinType::WChar_S: |
| case BuiltinType::Char16: |
| case BuiltinType::Char32: |
| case BuiltinType::Short: |
| case BuiltinType::Int: |
| case BuiltinType::Long: |
| case BuiltinType::LongLong: |
| case BuiltinType::Int128: return lldb::eEncodingSint; |
| |
| case BuiltinType::Char_U: |
| case BuiltinType::UChar: |
| case BuiltinType::WChar_U: |
| case BuiltinType::UShort: |
| case BuiltinType::UInt: |
| case BuiltinType::ULong: |
| case BuiltinType::ULongLong: |
| case BuiltinType::UInt128: return lldb::eEncodingUint; |
| |
| case BuiltinType::Float: |
| case BuiltinType::Double: |
| case BuiltinType::LongDouble: return lldb::eEncodingIEEE754; |
| |
| case BuiltinType::ObjCClass: |
| case BuiltinType::ObjCId: |
| case BuiltinType::ObjCSel: return lldb::eEncodingUint; |
| |
| case BuiltinType::NullPtr: return lldb::eEncodingUint; |
| } |
| break; |
| // All pointer types are represented as unsigned integer encodings. |
| // We may nee to add a eEncodingPointer if we ever need to know the |
| // difference |
| case clang::Type::ObjCObjectPointer: |
| case clang::Type::BlockPointer: |
| case clang::Type::Pointer: |
| case clang::Type::LValueReference: |
| case clang::Type::RValueReference: |
| case clang::Type::MemberPointer: return lldb::eEncodingUint; |
| case clang::Type::Complex: |
| { |
| lldb::Encoding encoding = lldb::eEncodingIEEE754; |
| if (qual_type->isComplexType()) |
| encoding = lldb::eEncodingIEEE754; |
| else |
| { |
| const ComplexType *complex_type = qual_type->getAsComplexIntegerType(); |
| if (complex_type) |
| encoding = ClangASTType(m_ast, complex_type->getElementType()).GetEncoding(count); |
| else |
| encoding = lldb::eEncodingSint; |
| } |
| count = 2; |
| return encoding; |
| } |
| |
| case clang::Type::ObjCInterface: break; |
| case clang::Type::Record: break; |
| case clang::Type::Enum: return lldb::eEncodingSint; |
| case clang::Type::Typedef: |
| return ClangASTType(m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetEncoding(count); |
| |
| case clang::Type::Elaborated: |
| return ClangASTType(m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).GetEncoding(count); |
| |
| case clang::Type::Paren: |
| return ClangASTType(m_ast, cast<ParenType>(qual_type)->desugar()).GetEncoding(count); |
| |
| case clang::Type::DependentSizedArray: |
| case clang::Type::DependentSizedExtVector: |
| case clang::Type::UnresolvedUsing: |
| case clang::Type::Attributed: |
| case clang::Type::TemplateTypeParm: |
| case clang::Type::SubstTemplateTypeParm: |
| case clang::Type::SubstTemplateTypeParmPack: |
| case clang::Type::Auto: |
| case clang::Type::InjectedClassName: |
| case clang::Type::DependentName: |
| case clang::Type::DependentTemplateSpecialization: |
| case clang::Type::PackExpansion: |
| case clang::Type::ObjCObject: |
| |
| case clang::Type::TypeOfExpr: |
| case clang::Type::TypeOf: |
| case clang::Type::Decltype: |
| case clang::Type::TemplateSpecialization: |
| case clang::Type::Atomic: |
| break; |
| |
| } |
| count = 0; |
| return lldb::eEncodingInvalid; |
| } |
| |
| lldb::Format |
| ClangASTType::GetFormat () const |
| { |
| if (!IsValid()) |
| return lldb::eFormatDefault; |
| |
| QualType qual_type(GetCanonicalQualType()); |
| |
| switch (qual_type->getTypeClass()) |
| { |
| case clang::Type::UnaryTransform: |
| break; |
| |
| case clang::Type::FunctionNoProto: |
| case clang::Type::FunctionProto: |
| break; |
| |
| case clang::Type::IncompleteArray: |
| case clang::Type::VariableArray: |
| break; |
| |
| case clang::Type::ConstantArray: |
| return lldb::eFormatVoid; // no value |
| |
| case clang::Type::ExtVector: |
| case clang::Type::Vector: |
| break; |
| |
| case clang::Type::Builtin: |
| switch (cast<BuiltinType>(qual_type)->getKind()) |
| { |
| //default: assert(0 && "Unknown builtin type!"); |
| case BuiltinType::UnknownAny: |
| case BuiltinType::Void: |
| case BuiltinType::BoundMember: |
| break; |
| |
| case BuiltinType::Bool: return lldb::eFormatBoolean; |
| case BuiltinType::Char_S: |
| case BuiltinType::SChar: |
| case BuiltinType::WChar_S: |
| case BuiltinType::Char_U: |
| case BuiltinType::UChar: |
| case BuiltinType::WChar_U: return lldb::eFormatChar; |
| case BuiltinType::Char16: return lldb::eFormatUnicode16; |
| case BuiltinType::Char32: return lldb::eFormatUnicode32; |
| case BuiltinType::UShort: return lldb::eFormatUnsigned; |
| case BuiltinType::Short: return lldb::eFormatDecimal; |
| case BuiltinType::UInt: return lldb::eFormatUnsigned; |
| case BuiltinType::Int: return lldb::eFormatDecimal; |
| case BuiltinType::ULong: return lldb::eFormatUnsigned; |
| case BuiltinType::Long: return lldb::eFormatDecimal; |
| case BuiltinType::ULongLong: return lldb::eFormatUnsigned; |
| case BuiltinType::LongLong: return lldb::eFormatDecimal; |
| case BuiltinType::UInt128: return lldb::eFormatUnsigned; |
| case BuiltinType::Int128: return lldb::eFormatDecimal; |
| case BuiltinType::Float: return lldb::eFormatFloat; |
| case BuiltinType::Double: return lldb::eFormatFloat; |
| case BuiltinType::LongDouble: return lldb::eFormatFloat; |
| case BuiltinType::NullPtr: |
| case BuiltinType::Overload: |
| case BuiltinType::Dependent: |
| case BuiltinType::ObjCId: |
| case BuiltinType::ObjCClass: |
| case BuiltinType::ObjCSel: |
| case BuiltinType::Half: |
| case BuiltinType::ARCUnbridgedCast: |
| case BuiltinType::PseudoObject: |
| case BuiltinType::BuiltinFn: |
| case BuiltinType::OCLEvent: |
| case BuiltinType::OCLImage1d: |
| case BuiltinType::OCLImage1dArray: |
| case BuiltinType::OCLImage1dBuffer: |
| case BuiltinType::OCLImage2d: |
| case BuiltinType::OCLImage2dArray: |
| case BuiltinType::OCLImage3d: |
| case BuiltinType::OCLSampler: |
| return lldb::eFormatHex; |
| } |
| break; |
| case clang::Type::ObjCObjectPointer: return lldb::eFormatHex; |
| case clang::Type::BlockPointer: return lldb::eFormatHex; |
| case clang::Type::Pointer: return lldb::eFormatHex; |
| case clang::Type::LValueReference: |
| case clang::Type::RValueReference: return lldb::eFormatHex; |
| case clang::Type::MemberPointer: break; |
| case clang::Type::Complex: |
| { |
| if (qual_type->isComplexType()) |
| return lldb::eFormatComplex; |
| else |
| return lldb::eFormatComplexInteger; |
| } |
| case clang::Type::ObjCInterface: break; |
| case clang::Type::Record: break; |
| case clang::Type::Enum: return lldb::eFormatEnum; |
| case clang::Type::Typedef: |
| return ClangASTType (m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetFormat(); |
| case clang::Type::Auto: |
| return ClangASTType (m_ast, cast<AutoType>(qual_type)->desugar()).GetFormat(); |
| case clang::Type::Paren: |
| return ClangASTType (m_ast, cast<ParenType>(qual_type)->desugar()).GetFormat(); |
| case clang::Type::Elaborated: |
| return ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).GetFormat(); |
| case clang::Type::DependentSizedArray: |
| case clang::Type::DependentSizedExtVector: |
| case clang::Type::UnresolvedUsing: |
| case clang::Type::Attributed: |
| case clang::Type::TemplateTypeParm: |
| case clang::Type::SubstTemplateTypeParm: |
| case clang::Type::SubstTemplateTypeParmPack: |
| case clang::Type::InjectedClassName: |
| case clang::Type::DependentName: |
| case clang::Type::DependentTemplateSpecialization: |
| case clang::Type::PackExpansion: |
| case clang::Type::ObjCObject: |
| |
| case clang::Type::TypeOfExpr: |
| case clang::Type::TypeOf: |
| case clang::Type::Decltype: |
| case clang::Type::TemplateSpecialization: |
| case clang::Type::Atomic: |
| break; |
| } |
| // We don't know hot to display this type... |
| return lldb::eFormatBytes; |
| } |
| |
| static bool |
| ObjCDeclHasIVars (ObjCInterfaceDecl *class_interface_decl, bool check_superclass) |
| { |
| while (class_interface_decl) |
| { |
| if (class_interface_decl->ivar_size() > 0) |
| return true; |
| |
| if (check_superclass) |
| class_interface_decl = class_interface_decl->getSuperClass(); |
| else |
| break; |
| } |
| return false; |
| } |
| |
| uint32_t |
| ClangASTType::GetNumChildren (bool omit_empty_base_classes) const |
| { |
| if (!IsValid()) |
| return 0; |
| |
| uint32_t num_children = 0; |
| QualType qual_type(GetQualType()); |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::Builtin: |
| switch (cast<BuiltinType>(qual_type)->getKind()) |
| { |
| case BuiltinType::ObjCId: // child is Class |
| case BuiltinType::ObjCClass: // child is Class |
| num_children = 1; |
| break; |
| |
| default: |
| break; |
| } |
| break; |
| |
| case clang::Type::Complex: return 0; |
| |
| case clang::Type::Record: |
| if (GetCompleteQualType (m_ast, qual_type)) |
| { |
| const RecordType *record_type = cast<RecordType>(qual_type.getTypePtr()); |
| const RecordDecl *record_decl = record_type->getDecl(); |
| assert(record_decl); |
| const CXXRecordDecl *cxx_record_decl = dyn_cast<CXXRecordDecl>(record_decl); |
| if (cxx_record_decl) |
| { |
| if (omit_empty_base_classes) |
| { |
| // Check each base classes to see if it or any of its |
| // base classes contain any fields. This can help |
| // limit the noise in variable views by not having to |
| // show base classes that contain no members. |
| CXXRecordDecl::base_class_const_iterator base_class, base_class_end; |
| for (base_class = cxx_record_decl->bases_begin(), base_class_end = cxx_record_decl->bases_end(); |
| base_class != base_class_end; |
| ++base_class) |
| { |
| const CXXRecordDecl *base_class_decl = cast<CXXRecordDecl>(base_class->getType()->getAs<RecordType>()->getDecl()); |
| |
| // Skip empty base classes |
| if (ClangASTContext::RecordHasFields(base_class_decl) == false) |
| continue; |
| |
| num_children++; |
| } |
| } |
| else |
| { |
| // Include all base classes |
| num_children += cxx_record_decl->getNumBases(); |
| } |
| |
| } |
| RecordDecl::field_iterator field, field_end; |
| for (field = record_decl->field_begin(), field_end = record_decl->field_end(); field != field_end; ++field) |
| ++num_children; |
| } |
| break; |
| |
| case clang::Type::ObjCObject: |
| case clang::Type::ObjCInterface: |
| if (GetCompleteQualType (m_ast, qual_type)) |
| { |
| const ObjCObjectType *objc_class_type = dyn_cast<ObjCObjectType>(qual_type.getTypePtr()); |
| assert (objc_class_type); |
| if (objc_class_type) |
| { |
| ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); |
| |
| if (class_interface_decl) |
| { |
| |
| ObjCInterfaceDecl *superclass_interface_decl = class_interface_decl->getSuperClass(); |
| if (superclass_interface_decl) |
| { |
| if (omit_empty_base_classes) |
| { |
| if (ObjCDeclHasIVars (superclass_interface_decl, true)) |
| ++num_children; |
| } |
| else |
| ++num_children; |
| } |
| |
| num_children += class_interface_decl->ivar_size(); |
| } |
| } |
| } |
| break; |
| |
| case clang::Type::ObjCObjectPointer: |
| { |
| const ObjCObjectPointerType *pointer_type = cast<ObjCObjectPointerType>(qual_type.getTypePtr()); |
| QualType pointee_type = pointer_type->getPointeeType(); |
| uint32_t num_pointee_children = ClangASTType (m_ast,pointee_type).GetNumChildren (omit_empty_base_classes); |
| // If this type points to a simple type, then it has 1 child |
| if (num_pointee_children == 0) |
| num_children = 1; |
| else |
| num_children = num_pointee_children; |
| } |
| break; |
| |
| case clang::Type::Vector: |
| case clang::Type::ExtVector: |
| num_children = cast<VectorType>(qual_type.getTypePtr())->getNumElements(); |
| break; |
| |
| case clang::Type::ConstantArray: |
| num_children = cast<ConstantArrayType>(qual_type.getTypePtr())->getSize().getLimitedValue(); |
| break; |
| |
| case clang::Type::Pointer: |
| { |
| const PointerType *pointer_type = cast<PointerType>(qual_type.getTypePtr()); |
| QualType pointee_type (pointer_type->getPointeeType()); |
| uint32_t num_pointee_children = ClangASTType (m_ast,pointee_type).GetNumChildren (omit_empty_base_classes); |
| if (num_pointee_children == 0) |
| { |
| // We have a pointer to a pointee type that claims it has no children. |
| // We will want to look at |
| num_children = ClangASTType (m_ast, pointee_type).GetNumPointeeChildren(); |
| } |
| else |
| num_children = num_pointee_children; |
| } |
| break; |
| |
| case clang::Type::LValueReference: |
| case clang::Type::RValueReference: |
| { |
| const ReferenceType *reference_type = cast<ReferenceType>(qual_type.getTypePtr()); |
| QualType pointee_type = reference_type->getPointeeType(); |
| uint32_t num_pointee_children = ClangASTType (m_ast, pointee_type).GetNumChildren (omit_empty_base_classes); |
| // If this type points to a simple type, then it has 1 child |
| if (num_pointee_children == 0) |
| num_children = 1; |
| else |
| num_children = num_pointee_children; |
| } |
| break; |
| |
| |
| case clang::Type::Typedef: |
| num_children = ClangASTType (m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetNumChildren (omit_empty_base_classes); |
| break; |
| |
| case clang::Type::Elaborated: |
| num_children = ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).GetNumChildren (omit_empty_base_classes); |
| break; |
| |
| case clang::Type::Paren: |
| num_children = ClangASTType (m_ast, cast<ParenType>(qual_type)->desugar()).GetNumChildren (omit_empty_base_classes); |
| break; |
| default: |
| break; |
| } |
| return num_children; |
| } |
| |
| lldb::BasicType |
| ClangASTType::GetBasicTypeEnumeration () const |
| { |
| if (IsValid()) |
| { |
| QualType qual_type(GetQualType()); |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| if (type_class == clang::Type::Builtin) |
| { |
| switch (cast<clang::BuiltinType>(qual_type)->getKind()) |
| { |
| case clang::BuiltinType::Void: return eBasicTypeVoid; |
| case clang::BuiltinType::Bool: return eBasicTypeBool; |
| case clang::BuiltinType::Char_S: return eBasicTypeSignedChar; |
| case clang::BuiltinType::Char_U: return eBasicTypeUnsignedChar; |
| case clang::BuiltinType::Char16: return eBasicTypeChar16; |
| case clang::BuiltinType::Char32: return eBasicTypeChar32; |
| case clang::BuiltinType::UChar: return eBasicTypeUnsignedChar; |
| case clang::BuiltinType::SChar: return eBasicTypeSignedChar; |
| case clang::BuiltinType::WChar_S: return eBasicTypeSignedWChar; |
| case clang::BuiltinType::WChar_U: return eBasicTypeUnsignedWChar; |
| case clang::BuiltinType::Short: return eBasicTypeShort; |
| case clang::BuiltinType::UShort: return eBasicTypeUnsignedShort; |
| case clang::BuiltinType::Int: return eBasicTypeInt; |
| case clang::BuiltinType::UInt: return eBasicTypeUnsignedInt; |
| case clang::BuiltinType::Long: return eBasicTypeLong; |
| case clang::BuiltinType::ULong: return eBasicTypeUnsignedLong; |
| case clang::BuiltinType::LongLong: return eBasicTypeLongLong; |
| case clang::BuiltinType::ULongLong: return eBasicTypeUnsignedLongLong; |
| case clang::BuiltinType::Int128: return eBasicTypeInt128; |
| case clang::BuiltinType::UInt128: return eBasicTypeUnsignedInt128; |
| |
| case clang::BuiltinType::Half: return eBasicTypeHalf; |
| case clang::BuiltinType::Float: return eBasicTypeFloat; |
| case clang::BuiltinType::Double: return eBasicTypeDouble; |
| case clang::BuiltinType::LongDouble:return eBasicTypeLongDouble; |
| |
| case clang::BuiltinType::NullPtr: return eBasicTypeNullPtr; |
| case clang::BuiltinType::ObjCId: return eBasicTypeObjCID; |
| case clang::BuiltinType::ObjCClass: return eBasicTypeObjCClass; |
| case clang::BuiltinType::ObjCSel: return eBasicTypeObjCSel; |
| case clang::BuiltinType::Dependent: |
| case clang::BuiltinType::Overload: |
| case clang::BuiltinType::BoundMember: |
| case clang::BuiltinType::PseudoObject: |
| case clang::BuiltinType::UnknownAny: |
| case clang::BuiltinType::BuiltinFn: |
| case clang::BuiltinType::ARCUnbridgedCast: |
| case clang::BuiltinType::OCLEvent: |
| case clang::BuiltinType::OCLImage1d: |
| case clang::BuiltinType::OCLImage1dArray: |
| case clang::BuiltinType::OCLImage1dBuffer: |
| case clang::BuiltinType::OCLImage2d: |
| case clang::BuiltinType::OCLImage2dArray: |
| case clang::BuiltinType::OCLImage3d: |
| case clang::BuiltinType::OCLSampler: |
| return eBasicTypeOther; |
| } |
| } |
| } |
| return eBasicTypeInvalid; |
| } |
| |
| |
| #pragma mark Aggregate Types |
| |
| uint32_t |
| ClangASTType::GetNumDirectBaseClasses () const |
| { |
| if (!IsValid()) |
| return 0; |
| |
| uint32_t count = 0; |
| QualType qual_type(GetCanonicalQualType()); |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::Record: |
| if (GetCompleteType()) |
| { |
| const CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); |
| if (cxx_record_decl) |
| count = cxx_record_decl->getNumBases(); |
| } |
| break; |
| |
| case clang::Type::ObjCObjectPointer: |
| if (GetCompleteType()) |
| { |
| const ObjCObjectPointerType *objc_class_type = qual_type->getAsObjCInterfacePointerType(); |
| if (objc_class_type) |
| { |
| ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterfaceDecl(); |
| if (class_interface_decl && class_interface_decl->getSuperClass()) |
| count = 1; |
| } |
| } |
| break; |
| |
| case clang::Type::ObjCObject: |
| case clang::Type::ObjCInterface: |
| if (GetCompleteType()) |
| { |
| const ObjCObjectType *objc_class_type = qual_type->getAsObjCQualifiedInterfaceType(); |
| if (objc_class_type) |
| { |
| ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); |
| |
| if (class_interface_decl && class_interface_decl->getSuperClass()) |
| count = 1; |
| } |
| } |
| break; |
| |
| |
| case clang::Type::Typedef: |
| count = ClangASTType (m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetNumDirectBaseClasses (); |
| break; |
| |
| case clang::Type::Elaborated: |
| count = ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).GetNumDirectBaseClasses (); |
| break; |
| |
| case clang::Type::Paren: |
| return ClangASTType (m_ast, cast<clang::ParenType>(qual_type)->desugar()).GetNumDirectBaseClasses (); |
| |
| default: |
| break; |
| } |
| return count; |
| } |
| |
| uint32_t |
| ClangASTType::GetNumVirtualBaseClasses () const |
| { |
| if (!IsValid()) |
| return 0; |
| |
| uint32_t count = 0; |
| QualType qual_type(GetCanonicalQualType()); |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::Record: |
| if (GetCompleteType()) |
| { |
| const CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); |
| if (cxx_record_decl) |
| count = cxx_record_decl->getNumVBases(); |
| } |
| break; |
| |
| case clang::Type::Typedef: |
| count = ClangASTType (m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetNumVirtualBaseClasses(); |
| break; |
| |
| case clang::Type::Elaborated: |
| count = ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).GetNumVirtualBaseClasses(); |
| break; |
| |
| case clang::Type::Paren: |
| count = ClangASTType (m_ast, cast<clang::ParenType>(qual_type)->desugar()).GetNumVirtualBaseClasses(); |
| break; |
| |
| default: |
| break; |
| } |
| return count; |
| } |
| |
| uint32_t |
| ClangASTType::GetNumFields () const |
| { |
| if (!IsValid()) |
| return 0; |
| |
| uint32_t count = 0; |
| QualType qual_type(GetCanonicalQualType()); |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::Record: |
| if (GetCompleteType()) |
| { |
| const RecordType *record_type = dyn_cast<RecordType>(qual_type.getTypePtr()); |
| if (record_type) |
| { |
| RecordDecl *record_decl = record_type->getDecl(); |
| if (record_decl) |
| { |
| uint32_t field_idx = 0; |
| RecordDecl::field_iterator field, field_end; |
| for (field = record_decl->field_begin(), field_end = record_decl->field_end(); field != field_end; ++field) |
| ++field_idx; |
| count = field_idx; |
| } |
| } |
| } |
| break; |
| |
| case clang::Type::Typedef: |
| count = ClangASTType (m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetNumFields(); |
| break; |
| |
| case clang::Type::Elaborated: |
| count = ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).GetNumFields(); |
| break; |
| |
| case clang::Type::Paren: |
| count = ClangASTType (m_ast, cast<clang::ParenType>(qual_type)->desugar()).GetNumFields(); |
| break; |
| |
| case clang::Type::ObjCObjectPointer: |
| if (GetCompleteType()) |
| { |
| const ObjCObjectPointerType *objc_class_type = qual_type->getAsObjCInterfacePointerType(); |
| if (objc_class_type) |
| { |
| ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterfaceDecl(); |
| |
| if (class_interface_decl) |
| count = class_interface_decl->ivar_size(); |
| } |
| } |
| break; |
| |
| case clang::Type::ObjCObject: |
| case clang::Type::ObjCInterface: |
| if (GetCompleteType()) |
| { |
| const ObjCObjectType *objc_class_type = dyn_cast<ObjCObjectType>(qual_type.getTypePtr()); |
| if (objc_class_type) |
| { |
| ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); |
| |
| if (class_interface_decl) |
| count = class_interface_decl->ivar_size(); |
| } |
| } |
| break; |
| |
| default: |
| break; |
| } |
| return count; |
| } |
| |
| ClangASTType |
| ClangASTType::GetDirectBaseClassAtIndex (size_t idx, uint32_t *bit_offset_ptr) const |
| { |
| if (!IsValid()) |
| return ClangASTType(); |
| |
| QualType qual_type(GetCanonicalQualType()); |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::Record: |
| if (GetCompleteType()) |
| { |
| const CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); |
| if (cxx_record_decl) |
| { |
| uint32_t curr_idx = 0; |
| CXXRecordDecl::base_class_const_iterator base_class, base_class_end; |
| for (base_class = cxx_record_decl->bases_begin(), base_class_end = cxx_record_decl->bases_end(); |
| base_class != base_class_end; |
| ++base_class, ++curr_idx) |
| { |
| if (curr_idx == idx) |
| { |
| if (bit_offset_ptr) |
| { |
| const ASTRecordLayout &record_layout = m_ast->getASTRecordLayout(cxx_record_decl); |
| const CXXRecordDecl *base_class_decl = cast<CXXRecordDecl>(base_class->getType()->getAs<RecordType>()->getDecl()); |
| if (base_class->isVirtual()) |
| *bit_offset_ptr = record_layout.getVBaseClassOffset(base_class_decl).getQuantity() * 8; |
| else |
| *bit_offset_ptr = record_layout.getBaseClassOffset(base_class_decl).getQuantity() * 8; |
| } |
| return ClangASTType (m_ast, base_class->getType()); |
| } |
| } |
| } |
| } |
| break; |
| |
| case clang::Type::ObjCObjectPointer: |
| if (idx == 0 && GetCompleteType()) |
| { |
| const ObjCObjectPointerType *objc_class_type = qual_type->getAsObjCInterfacePointerType(); |
| if (objc_class_type) |
| { |
| ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterfaceDecl(); |
| if (class_interface_decl) |
| { |
| ObjCInterfaceDecl *superclass_interface_decl = class_interface_decl->getSuperClass(); |
| if (superclass_interface_decl) |
| { |
| if (bit_offset_ptr) |
| *bit_offset_ptr = 0; |
| return ClangASTType (m_ast, m_ast->getObjCInterfaceType(superclass_interface_decl)); |
| } |
| } |
| } |
| } |
| break; |
| |
| case clang::Type::ObjCObject: |
| case clang::Type::ObjCInterface: |
| if (idx == 0 && GetCompleteType()) |
| { |
| const ObjCObjectType *objc_class_type = qual_type->getAsObjCQualifiedInterfaceType(); |
| if (objc_class_type) |
| { |
| ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); |
| |
| if (class_interface_decl) |
| { |
| ObjCInterfaceDecl *superclass_interface_decl = class_interface_decl->getSuperClass(); |
| if (superclass_interface_decl) |
| { |
| if (bit_offset_ptr) |
| *bit_offset_ptr = 0; |
| return ClangASTType (m_ast, m_ast->getObjCInterfaceType(superclass_interface_decl)); |
| } |
| } |
| } |
| } |
| break; |
| |
| |
| case clang::Type::Typedef: |
| return ClangASTType (m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetDirectBaseClassAtIndex (idx, bit_offset_ptr); |
| |
| case clang::Type::Elaborated: |
| return ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).GetDirectBaseClassAtIndex (idx, bit_offset_ptr); |
| |
| case clang::Type::Paren: |
| return ClangASTType (m_ast, cast<clang::ParenType>(qual_type)->desugar()).GetDirectBaseClassAtIndex (idx, bit_offset_ptr); |
| |
| default: |
| break; |
| } |
| return ClangASTType(); |
| } |
| |
| ClangASTType |
| ClangASTType::GetVirtualBaseClassAtIndex (size_t idx, uint32_t *bit_offset_ptr) const |
| { |
| if (!IsValid()) |
| return ClangASTType(); |
| |
| QualType qual_type(GetCanonicalQualType()); |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::Record: |
| if (GetCompleteType()) |
| { |
| const CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); |
| if (cxx_record_decl) |
| { |
| uint32_t curr_idx = 0; |
| CXXRecordDecl::base_class_const_iterator base_class, base_class_end; |
| for (base_class = cxx_record_decl->vbases_begin(), base_class_end = cxx_record_decl->vbases_end(); |
| base_class != base_class_end; |
| ++base_class, ++curr_idx) |
| { |
| if (curr_idx == idx) |
| { |
| if (bit_offset_ptr) |
| { |
| const ASTRecordLayout &record_layout = m_ast->getASTRecordLayout(cxx_record_decl); |
| const CXXRecordDecl *base_class_decl = cast<CXXRecordDecl>(base_class->getType()->getAs<RecordType>()->getDecl()); |
| *bit_offset_ptr = record_layout.getVBaseClassOffset(base_class_decl).getQuantity() * 8; |
| |
| } |
| return ClangASTType (m_ast, base_class->getType()); |
| } |
| } |
| } |
| } |
| break; |
| |
| case clang::Type::Typedef: |
| return ClangASTType (m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetVirtualBaseClassAtIndex (idx, bit_offset_ptr); |
| |
| case clang::Type::Elaborated: |
| return ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).GetVirtualBaseClassAtIndex (idx, bit_offset_ptr); |
| |
| case clang::Type::Paren: |
| return ClangASTType (m_ast, cast<clang::ParenType>(qual_type)->desugar()).GetVirtualBaseClassAtIndex (idx, bit_offset_ptr); |
| |
| default: |
| break; |
| } |
| return ClangASTType(); |
| } |
| |
| static clang_type_t |
| GetObjCFieldAtIndex (clang::ASTContext *ast, |
| ObjCInterfaceDecl *class_interface_decl, |
| size_t idx, |
| std::string& name, |
| uint64_t *bit_offset_ptr, |
| uint32_t *bitfield_bit_size_ptr, |
| bool *is_bitfield_ptr) |
| { |
| if (class_interface_decl) |
| { |
| if (idx < (class_interface_decl->ivar_size())) |
| { |
| ObjCInterfaceDecl::ivar_iterator ivar_pos, ivar_end = class_interface_decl->ivar_end(); |
| uint32_t ivar_idx = 0; |
| |
| for (ivar_pos = class_interface_decl->ivar_begin(); ivar_pos != ivar_end; ++ivar_pos, ++ivar_idx) |
| { |
| if (ivar_idx == idx) |
| { |
| const ObjCIvarDecl* ivar_decl = *ivar_pos; |
| |
| QualType ivar_qual_type(ivar_decl->getType()); |
| |
| name.assign(ivar_decl->getNameAsString()); |
| |
| if (bit_offset_ptr) |
| { |
| const ASTRecordLayout &interface_layout = ast->getASTObjCInterfaceLayout(class_interface_decl); |
| *bit_offset_ptr = interface_layout.getFieldOffset (ivar_idx); |
| } |
| |
| const bool is_bitfield = ivar_pos->isBitField(); |
| |
| if (bitfield_bit_size_ptr) |
| { |
| *bitfield_bit_size_ptr = 0; |
| |
| if (is_bitfield && ast) |
| { |
| Expr *bitfield_bit_size_expr = ivar_pos->getBitWidth(); |
| llvm::APSInt bitfield_apsint; |
| if (bitfield_bit_size_expr && bitfield_bit_size_expr->EvaluateAsInt(bitfield_apsint, *ast)) |
| { |
| *bitfield_bit_size_ptr = bitfield_apsint.getLimitedValue(); |
| } |
| } |
| } |
| if (is_bitfield_ptr) |
| *is_bitfield_ptr = is_bitfield; |
| |
| return ivar_qual_type.getAsOpaquePtr(); |
| } |
| } |
| } |
| } |
| return NULL; |
| } |
| |
| ClangASTType |
| ClangASTType::GetFieldAtIndex (size_t idx, |
| std::string& name, |
| uint64_t *bit_offset_ptr, |
| uint32_t *bitfield_bit_size_ptr, |
| bool *is_bitfield_ptr) const |
| { |
| if (!IsValid()) |
| return ClangASTType(); |
| |
| QualType qual_type(GetCanonicalQualType()); |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::Record: |
| if (GetCompleteType()) |
| { |
| const RecordType *record_type = cast<RecordType>(qual_type.getTypePtr()); |
| const RecordDecl *record_decl = record_type->getDecl(); |
| uint32_t field_idx = 0; |
| RecordDecl::field_iterator field, field_end; |
| for (field = record_decl->field_begin(), field_end = record_decl->field_end(); field != field_end; ++field, ++field_idx) |
| { |
| if (idx == field_idx) |
| { |
| // Print the member type if requested |
| // Print the member name and equal sign |
| name.assign(field->getNameAsString()); |
| |
| // Figure out the type byte size (field_type_info.first) and |
| // alignment (field_type_info.second) from the AST context. |
| if (bit_offset_ptr) |
| { |
| const ASTRecordLayout &record_layout = m_ast->getASTRecordLayout(record_decl); |
| *bit_offset_ptr = record_layout.getFieldOffset (field_idx); |
| } |
| |
| const bool is_bitfield = field->isBitField(); |
| |
| if (bitfield_bit_size_ptr) |
| { |
| *bitfield_bit_size_ptr = 0; |
| |
| if (is_bitfield) |
| { |
| Expr *bitfield_bit_size_expr = field->getBitWidth(); |
| llvm::APSInt bitfield_apsint; |
| if (bitfield_bit_size_expr && bitfield_bit_size_expr->EvaluateAsInt(bitfield_apsint, *m_ast)) |
| { |
| *bitfield_bit_size_ptr = bitfield_apsint.getLimitedValue(); |
| } |
| } |
| } |
| if (is_bitfield_ptr) |
| *is_bitfield_ptr = is_bitfield; |
| |
| return ClangASTType (m_ast, field->getType()); |
| } |
| } |
| } |
| break; |
| |
| case clang::Type::ObjCObjectPointer: |
| if (GetCompleteType()) |
| { |
| const ObjCObjectPointerType *objc_class_type = qual_type->getAsObjCInterfacePointerType(); |
| if (objc_class_type) |
| { |
| ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterfaceDecl(); |
| return ClangASTType (m_ast, GetObjCFieldAtIndex(m_ast, class_interface_decl, idx, name, bit_offset_ptr, bitfield_bit_size_ptr, is_bitfield_ptr)); |
| } |
| } |
| break; |
| |
| case clang::Type::ObjCObject: |
| case clang::Type::ObjCInterface: |
| if (GetCompleteType()) |
| { |
| const ObjCObjectType *objc_class_type = dyn_cast<ObjCObjectType>(qual_type.getTypePtr()); |
| assert (objc_class_type); |
| if (objc_class_type) |
| { |
| ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); |
| return ClangASTType (m_ast, GetObjCFieldAtIndex(m_ast, class_interface_decl, idx, name, bit_offset_ptr, bitfield_bit_size_ptr, is_bitfield_ptr)); |
| } |
| } |
| break; |
| |
| |
| case clang::Type::Typedef: |
| return ClangASTType (m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()). |
| GetFieldAtIndex (idx, |
| name, |
| bit_offset_ptr, |
| bitfield_bit_size_ptr, |
| is_bitfield_ptr); |
| |
| case clang::Type::Elaborated: |
| return ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()). |
| GetFieldAtIndex (idx, |
| name, |
| bit_offset_ptr, |
| bitfield_bit_size_ptr, |
| is_bitfield_ptr); |
| |
| case clang::Type::Paren: |
| return ClangASTType (m_ast, cast<clang::ParenType>(qual_type)->desugar()). |
| GetFieldAtIndex (idx, |
| name, |
| bit_offset_ptr, |
| bitfield_bit_size_ptr, |
| is_bitfield_ptr); |
| |
| default: |
| break; |
| } |
| return ClangASTType(); |
| } |
| |
| uint32_t |
| ClangASTType::GetIndexOfFieldWithName (const char* name, |
| ClangASTType* field_clang_type_ptr, |
| uint64_t *bit_offset_ptr, |
| uint32_t *bitfield_bit_size_ptr, |
| bool *is_bitfield_ptr) const |
| { |
| unsigned count = GetNumFields(); |
| std::string field_name; |
| for (unsigned index = 0; index < count; index++) |
| { |
| ClangASTType field_clang_type (GetFieldAtIndex(index, field_name, bit_offset_ptr, bitfield_bit_size_ptr, is_bitfield_ptr)); |
| if (strcmp(field_name.c_str(), name) == 0) |
| { |
| if (field_clang_type_ptr) |
| *field_clang_type_ptr = field_clang_type; |
| return index; |
| } |
| } |
| return UINT32_MAX; |
| } |
| |
| // If a pointer to a pointee type (the clang_type arg) says that it has no |
| // children, then we either need to trust it, or override it and return a |
| // different result. For example, an "int *" has one child that is an integer, |
| // but a function pointer doesn't have any children. Likewise if a Record type |
| // claims it has no children, then there really is nothing to show. |
| uint32_t |
| ClangASTType::GetNumPointeeChildren () const |
| { |
| if (!IsValid()) |
| return 0; |
| |
| QualType qual_type(GetCanonicalQualType()); |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::Builtin: |
| switch (cast<clang::BuiltinType>(qual_type)->getKind()) |
| { |
| case clang::BuiltinType::UnknownAny: |
| case clang::BuiltinType::Void: |
| case clang::BuiltinType::NullPtr: |
| case clang::BuiltinType::OCLEvent: |
| case clang::BuiltinType::OCLImage1d: |
| case clang::BuiltinType::OCLImage1dArray: |
| case clang::BuiltinType::OCLImage1dBuffer: |
| case clang::BuiltinType::OCLImage2d: |
| case clang::BuiltinType::OCLImage2dArray: |
| case clang::BuiltinType::OCLImage3d: |
| case clang::BuiltinType::OCLSampler: |
| return 0; |
| case clang::BuiltinType::Bool: |
| case clang::BuiltinType::Char_U: |
| case clang::BuiltinType::UChar: |
| case clang::BuiltinType::WChar_U: |
| case clang::BuiltinType::Char16: |
| case clang::BuiltinType::Char32: |
| case clang::BuiltinType::UShort: |
| case clang::BuiltinType::UInt: |
| case clang::BuiltinType::ULong: |
| case clang::BuiltinType::ULongLong: |
| case clang::BuiltinType::UInt128: |
| case clang::BuiltinType::Char_S: |
| case clang::BuiltinType::SChar: |
| case clang::BuiltinType::WChar_S: |
| case clang::BuiltinType::Short: |
| case clang::BuiltinType::Int: |
| case clang::BuiltinType::Long: |
| case clang::BuiltinType::LongLong: |
| case clang::BuiltinType::Int128: |
| case clang::BuiltinType::Float: |
| case clang::BuiltinType::Double: |
| case clang::BuiltinType::LongDouble: |
| case clang::BuiltinType::Dependent: |
| case clang::BuiltinType::Overload: |
| case clang::BuiltinType::ObjCId: |
| case clang::BuiltinType::ObjCClass: |
| case clang::BuiltinType::ObjCSel: |
| case clang::BuiltinType::BoundMember: |
| case clang::BuiltinType::Half: |
| case clang::BuiltinType::ARCUnbridgedCast: |
| case clang::BuiltinType::PseudoObject: |
| case clang::BuiltinType::BuiltinFn: |
| return 1; |
| } |
| break; |
| |
| case clang::Type::Complex: return 1; |
| case clang::Type::Pointer: return 1; |
| case clang::Type::BlockPointer: return 0; // If block pointers don't have debug info, then no children for them |
| case clang::Type::LValueReference: return 1; |
| case clang::Type::RValueReference: return 1; |
| case clang::Type::MemberPointer: return 0; |
| case clang::Type::ConstantArray: return 0; |
| case clang::Type::IncompleteArray: return 0; |
| case clang::Type::VariableArray: return 0; |
| case clang::Type::DependentSizedArray: return 0; |
| case clang::Type::DependentSizedExtVector: return 0; |
| case clang::Type::Vector: return 0; |
| case clang::Type::ExtVector: return 0; |
| case clang::Type::FunctionProto: return 0; // When we function pointers, they have no children... |
| case clang::Type::FunctionNoProto: return 0; // When we function pointers, they have no children... |
| case clang::Type::UnresolvedUsing: return 0; |
| case clang::Type::Paren: return ClangASTType (m_ast, cast<clang::ParenType>(qual_type)->desugar()).GetNumPointeeChildren (); |
| case clang::Type::Typedef: return ClangASTType (m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetNumPointeeChildren (); |
| case clang::Type::Elaborated: return ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).GetNumPointeeChildren (); |
| case clang::Type::TypeOfExpr: return 0; |
| case clang::Type::TypeOf: return 0; |
| case clang::Type::Decltype: return 0; |
| case clang::Type::Record: return 0; |
| case clang::Type::Enum: return 1; |
| case clang::Type::TemplateTypeParm: return 1; |
| case clang::Type::SubstTemplateTypeParm: return 1; |
| case clang::Type::TemplateSpecialization: return 1; |
| case clang::Type::InjectedClassName: return 0; |
| case clang::Type::DependentName: return 1; |
| case clang::Type::DependentTemplateSpecialization: return 1; |
| case clang::Type::ObjCObject: return 0; |
| case clang::Type::ObjCInterface: return 0; |
| case clang::Type::ObjCObjectPointer: return 1; |
| default: |
| break; |
| } |
| return 0; |
| } |
| |
| |
| ClangASTType |
| ClangASTType::GetChildClangTypeAtIndex (ExecutionContext *exe_ctx, |
| const char *parent_name, |
| size_t idx, |
| bool transparent_pointers, |
| bool omit_empty_base_classes, |
| bool ignore_array_bounds, |
| std::string& child_name, |
| uint32_t &child_byte_size, |
| int32_t &child_byte_offset, |
| uint32_t &child_bitfield_bit_size, |
| uint32_t &child_bitfield_bit_offset, |
| bool &child_is_base_class, |
| bool &child_is_deref_of_parent) const |
| { |
| if (!IsValid()) |
| return ClangASTType(); |
| |
| QualType parent_qual_type(GetCanonicalQualType()); |
| const clang::Type::TypeClass parent_type_class = parent_qual_type->getTypeClass(); |
| child_bitfield_bit_size = 0; |
| child_bitfield_bit_offset = 0; |
| child_is_base_class = false; |
| |
| const bool idx_is_valid = idx < GetNumChildren (omit_empty_base_classes); |
| uint32_t bit_offset; |
| switch (parent_type_class) |
| { |
| case clang::Type::Builtin: |
| if (idx_is_valid) |
| { |
| switch (cast<clang::BuiltinType>(parent_qual_type)->getKind()) |
| { |
| case clang::BuiltinType::ObjCId: |
| case clang::BuiltinType::ObjCClass: |
| child_name = "isa"; |
| child_byte_size = m_ast->getTypeSize(m_ast->ObjCBuiltinClassTy) / CHAR_BIT; |
| return ClangASTType (m_ast, m_ast->ObjCBuiltinClassTy); |
| |
| default: |
| break; |
| } |
| } |
| break; |
| |
| case clang::Type::Record: |
| if (idx_is_valid && GetCompleteType()) |
| { |
| const RecordType *record_type = cast<RecordType>(parent_qual_type.getTypePtr()); |
| const RecordDecl *record_decl = record_type->getDecl(); |
| assert(record_decl); |
| const ASTRecordLayout &record_layout = m_ast->getASTRecordLayout(record_decl); |
| uint32_t child_idx = 0; |
| |
| const CXXRecordDecl *cxx_record_decl = dyn_cast<CXXRecordDecl>(record_decl); |
| if (cxx_record_decl) |
| { |
| // We might have base classes to print out first |
| CXXRecordDecl::base_class_const_iterator base_class, base_class_end; |
| for (base_class = cxx_record_decl->bases_begin(), base_class_end = cxx_record_decl->bases_end(); |
| base_class != base_class_end; |
| ++base_class) |
| { |
| const CXXRecordDecl *base_class_decl = NULL; |
| |
| // Skip empty base classes |
| if (omit_empty_base_classes) |
| { |
| base_class_decl = cast<CXXRecordDecl>(base_class->getType()->getAs<RecordType>()->getDecl()); |
| if (ClangASTContext::RecordHasFields(base_class_decl) == false) |
| continue; |
| } |
| |
| if (idx == child_idx) |
| { |
| if (base_class_decl == NULL) |
| base_class_decl = cast<CXXRecordDecl>(base_class->getType()->getAs<RecordType>()->getDecl()); |
| |
| |
| if (base_class->isVirtual()) |
| bit_offset = record_layout.getVBaseClassOffset(base_class_decl).getQuantity() * 8; |
| else |
| bit_offset = record_layout.getBaseClassOffset(base_class_decl).getQuantity() * 8; |
| |
| // Base classes should be a multiple of 8 bits in size |
| child_byte_offset = bit_offset/8; |
| ClangASTType base_class_clang_type(m_ast, base_class->getType()); |
| child_name = base_class_clang_type.GetTypeName(); |
| uint64_t base_class_clang_type_bit_size = base_class_clang_type.GetBitSize(); |
| |
| // Base classes bit sizes should be a multiple of 8 bits in size |
| assert (base_class_clang_type_bit_size % 8 == 0); |
| child_byte_size = base_class_clang_type_bit_size / 8; |
| child_is_base_class = true; |
| return base_class_clang_type; |
| } |
| // We don't increment the child index in the for loop since we might |
| // be skipping empty base classes |
| ++child_idx; |
| } |
| } |
| // Make sure index is in range... |
| uint32_t field_idx = 0; |
| RecordDecl::field_iterator field, field_end; |
| for (field = record_decl->field_begin(), field_end = record_decl->field_end(); field != field_end; ++field, ++field_idx, ++child_idx) |
| { |
| if (idx == child_idx) |
| { |
| // Print the member type if requested |
| // Print the member name and equal sign |
| child_name.assign(field->getNameAsString().c_str()); |
| |
| // Figure out the type byte size (field_type_info.first) and |
| // alignment (field_type_info.second) from the AST context. |
| ClangASTType field_clang_type (m_ast, field->getType()); |
| assert(field_idx < record_layout.getFieldCount()); |
| child_byte_size = field_clang_type.GetByteSize(); |
| |
| // Figure out the field offset within the current struct/union/class type |
| bit_offset = record_layout.getFieldOffset (field_idx); |
| child_byte_offset = bit_offset / 8; |
| if (ClangASTContext::FieldIsBitfield (m_ast, *field, child_bitfield_bit_size)) |
| child_bitfield_bit_offset = bit_offset % 8; |
| |
| return field_clang_type; |
| } |
| } |
| } |
| break; |
| |
| case clang::Type::ObjCObject: |
| case clang::Type::ObjCInterface: |
| if (idx_is_valid && GetCompleteType()) |
| { |
| const ObjCObjectType *objc_class_type = dyn_cast<ObjCObjectType>(parent_qual_type.getTypePtr()); |
| assert (objc_class_type); |
| if (objc_class_type) |
| { |
| uint32_t child_idx = 0; |
| ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); |
| |
| if (class_interface_decl) |
| { |
| |
| const ASTRecordLayout &interface_layout = m_ast->getASTObjCInterfaceLayout(class_interface_decl); |
| ObjCInterfaceDecl *superclass_interface_decl = class_interface_decl->getSuperClass(); |
| if (superclass_interface_decl) |
| { |
| if (omit_empty_base_classes) |
| { |
| ClangASTType base_class_clang_type (m_ast, m_ast->getObjCInterfaceType(superclass_interface_decl)); |
| if (base_class_clang_type.GetNumChildren(omit_empty_base_classes) > 0) |
| { |
| if (idx == 0) |
| { |
| QualType ivar_qual_type(m_ast->getObjCInterfaceType(superclass_interface_decl)); |
| |
| |
| child_name.assign(superclass_interface_decl->getNameAsString().c_str()); |
| |
| std::pair<uint64_t, unsigned> ivar_type_info = m_ast->getTypeInfo(ivar_qual_type.getTypePtr()); |
| |
| child_byte_size = ivar_type_info.first / 8; |
| child_byte_offset = 0; |
| child_is_base_class = true; |
| |
| return ClangASTType (m_ast, ivar_qual_type); |
| } |
| |
| ++child_idx; |
| } |
| } |
| else |
| ++child_idx; |
| } |
| |
| const uint32_t superclass_idx = child_idx; |
| |
| if (idx < (child_idx + class_interface_decl->ivar_size())) |
| { |
| ObjCInterfaceDecl::ivar_iterator ivar_pos, ivar_end = class_interface_decl->ivar_end(); |
| |
| for (ivar_pos = class_interface_decl->ivar_begin(); ivar_pos != ivar_end; ++ivar_pos) |
| { |
| if (child_idx == idx) |
| { |
| ObjCIvarDecl* ivar_decl = *ivar_pos; |
| |
| QualType ivar_qual_type(ivar_decl->getType()); |
| |
| child_name.assign(ivar_decl->getNameAsString().c_str()); |
| |
| std::pair<uint64_t, unsigned> ivar_type_info = m_ast->getTypeInfo(ivar_qual_type.getTypePtr()); |
| |
| child_byte_size = ivar_type_info.first / 8; |
| |
| // Figure out the field offset within the current struct/union/class type |
| // For ObjC objects, we can't trust the bit offset we get from the Clang AST, since |
| // that doesn't account for the space taken up by unbacked properties, or from |
| // the changing size of base classes that are newer than this class. |
| // So if we have a process around that we can ask about this object, do so. |
| child_byte_offset = LLDB_INVALID_IVAR_OFFSET; |
| Process *process = NULL; |
| if (exe_ctx) |
| process = exe_ctx->GetProcessPtr(); |
| if (process) |
| { |
| ObjCLanguageRuntime *objc_runtime = process->GetObjCLanguageRuntime(); |
| if (objc_runtime != NULL) |
| { |
| ClangASTType parent_ast_type (m_ast, parent_qual_type); |
| child_byte_offset = objc_runtime->GetByteOffsetForIvar (parent_ast_type, ivar_decl->getNameAsString().c_str()); |
| } |
| } |
| |
| // Setting this to UINT32_MAX to make sure we don't compute it twice... |
| bit_offset = UINT32_MAX; |
| |
| if (child_byte_offset == LLDB_INVALID_IVAR_OFFSET) |
| { |
| bit_offset = interface_layout.getFieldOffset (child_idx - superclass_idx); |
| child_byte_offset = bit_offset / 8; |
| } |
| |
| // Note, the ObjC Ivar Byte offset is just that, it doesn't account for the bit offset |
| // of a bitfield within its containing object. So regardless of where we get the byte |
| // offset from, we still need to get the bit offset for bitfields from the layout. |
| |
| if (ClangASTContext::FieldIsBitfield (m_ast, ivar_decl, child_bitfield_bit_size)) |
| { |
| if (bit_offset == UINT32_MAX) |
| bit_offset = interface_layout.getFieldOffset (child_idx - superclass_idx); |
| |
| child_bitfield_bit_offset = bit_offset % 8; |
| } |
| return ClangASTType (m_ast, ivar_qual_type); |
| } |
| ++child_idx; |
| } |
| } |
| } |
| } |
| } |
| break; |
| |
| case clang::Type::ObjCObjectPointer: |
| if (idx_is_valid) |
| { |
| ClangASTType pointee_clang_type (GetPointeeType()); |
| |
| if (transparent_pointers && pointee_clang_type.IsAggregateType()) |
| { |
| child_is_deref_of_parent = false; |
| bool tmp_child_is_deref_of_parent = false; |
| return pointee_clang_type.GetChildClangTypeAtIndex (exe_ctx, |
| parent_name, |
| idx, |
| transparent_pointers, |
| omit_empty_base_classes, |
| ignore_array_bounds, |
| child_name, |
| child_byte_size, |
| child_byte_offset, |
| child_bitfield_bit_size, |
| child_bitfield_bit_offset, |
| child_is_base_class, |
| tmp_child_is_deref_of_parent); |
| } |
| else |
| { |
| child_is_deref_of_parent = true; |
| if (parent_name) |
| { |
| child_name.assign(1, '*'); |
| child_name += parent_name; |
| } |
| |
| // We have a pointer to an simple type |
| if (idx == 0 && pointee_clang_type.GetCompleteType()) |
| { |
| child_byte_size = pointee_clang_type.GetByteSize(); |
| child_byte_offset = 0; |
| return pointee_clang_type; |
| } |
| } |
| } |
| break; |
| |
| case clang::Type::Vector: |
| case clang::Type::ExtVector: |
| if (idx_is_valid) |
| { |
| const VectorType *array = cast<VectorType>(parent_qual_type.getTypePtr()); |
| if (array) |
| { |
| ClangASTType element_type (m_ast, array->getElementType()); |
| if (element_type.GetCompleteType()) |
| { |
| char element_name[64]; |
| ::snprintf (element_name, sizeof (element_name), "[%zu]", idx); |
| child_name.assign(element_name); |
| child_byte_size = element_type.GetByteSize(); |
| child_byte_offset = (int32_t)idx * (int32_t)child_byte_size; |
| return element_type; |
| } |
| } |
| } |
| break; |
| |
| case clang::Type::ConstantArray: |
| case clang::Type::IncompleteArray: |
| if (ignore_array_bounds || idx_is_valid) |
| { |
| const ArrayType *array = cast<ArrayType>(parent_qual_type.getTypePtr()); |
| if (array) |
| { |
| ClangASTType element_type (m_ast, array->getElementType()); |
| if (element_type.GetCompleteType()) |
| { |
| char element_name[64]; |
| ::snprintf (element_name, sizeof (element_name), "[%zu]", idx); |
| child_name.assign(element_name); |
| child_byte_size = element_type.GetByteSize(); |
| child_byte_offset = (int32_t)idx * (int32_t)child_byte_size; |
| return element_type; |
| } |
| } |
| } |
| break; |
| |
| |
| case clang::Type::Pointer: |
| if (idx_is_valid) |
| { |
| ClangASTType pointee_clang_type (GetPointeeType()); |
| |
| // Don't dereference "void *" pointers |
| if (pointee_clang_type.IsVoidType()) |
| return ClangASTType(); |
| |
| if (transparent_pointers && pointee_clang_type.IsAggregateType ()) |
| { |
| child_is_deref_of_parent = false; |
| bool tmp_child_is_deref_of_parent = false; |
| return pointee_clang_type.GetChildClangTypeAtIndex (exe_ctx, |
| parent_name, |
| idx, |
| transparent_pointers, |
| omit_empty_base_classes, |
| ignore_array_bounds, |
| child_name, |
| child_byte_size, |
| child_byte_offset, |
| child_bitfield_bit_size, |
| child_bitfield_bit_offset, |
| child_is_base_class, |
| tmp_child_is_deref_of_parent); |
| } |
| else |
| { |
| child_is_deref_of_parent = true; |
| |
| if (parent_name) |
| { |
| child_name.assign(1, '*'); |
| child_name += parent_name; |
| } |
| |
| // We have a pointer to an simple type |
| if (idx == 0) |
| { |
| child_byte_size = pointee_clang_type.GetByteSize(); |
| child_byte_offset = 0; |
| return pointee_clang_type; |
| } |
| } |
| } |
| break; |
| |
| case clang::Type::LValueReference: |
| case clang::Type::RValueReference: |
| if (idx_is_valid) |
| { |
| const ReferenceType *reference_type = cast<ReferenceType>(parent_qual_type.getTypePtr()); |
| ClangASTType pointee_clang_type (m_ast, reference_type->getPointeeType()); |
| if (transparent_pointers && pointee_clang_type.IsAggregateType ()) |
| { |
| child_is_deref_of_parent = false; |
| bool tmp_child_is_deref_of_parent = false; |
| return pointee_clang_type.GetChildClangTypeAtIndex (exe_ctx, |
| parent_name, |
| idx, |
| transparent_pointers, |
| omit_empty_base_classes, |
| ignore_array_bounds, |
| child_name, |
| child_byte_size, |
| child_byte_offset, |
| child_bitfield_bit_size, |
| child_bitfield_bit_offset, |
| child_is_base_class, |
| tmp_child_is_deref_of_parent); |
| } |
| else |
| { |
| if (parent_name) |
| { |
| child_name.assign(1, '&'); |
| child_name += parent_name; |
| } |
| |
| // We have a pointer to an simple type |
| if (idx == 0) |
| { |
| child_byte_size = pointee_clang_type.GetByteSize(); |
| child_byte_offset = 0; |
| return pointee_clang_type; |
| } |
| } |
| } |
| break; |
| |
| case clang::Type::Typedef: |
| { |
| ClangASTType typedefed_clang_type (m_ast, cast<TypedefType>(parent_qual_type)->getDecl()->getUnderlyingType()); |
| return typedefed_clang_type.GetChildClangTypeAtIndex (exe_ctx, |
| parent_name, |
| idx, |
| transparent_pointers, |
| omit_empty_base_classes, |
| ignore_array_bounds, |
| child_name, |
| child_byte_size, |
| child_byte_offset, |
| child_bitfield_bit_size, |
| child_bitfield_bit_offset, |
| child_is_base_class, |
| child_is_deref_of_parent); |
| } |
| break; |
| |
| case clang::Type::Elaborated: |
| { |
| ClangASTType elaborated_clang_type (m_ast, cast<ElaboratedType>(parent_qual_type)->getNamedType()); |
| return elaborated_clang_type.GetChildClangTypeAtIndex (exe_ctx, |
| parent_name, |
| idx, |
| transparent_pointers, |
| omit_empty_base_classes, |
| ignore_array_bounds, |
| child_name, |
| child_byte_size, |
| child_byte_offset, |
| child_bitfield_bit_size, |
| child_bitfield_bit_offset, |
| child_is_base_class, |
| child_is_deref_of_parent); |
| } |
| |
| case clang::Type::Paren: |
| { |
| ClangASTType paren_clang_type (m_ast, llvm::cast<clang::ParenType>(parent_qual_type)->desugar()); |
| return paren_clang_type.GetChildClangTypeAtIndex (exe_ctx, |
| parent_name, |
| idx, |
| transparent_pointers, |
| omit_empty_base_classes, |
| ignore_array_bounds, |
| child_name, |
| child_byte_size, |
| child_byte_offset, |
| child_bitfield_bit_size, |
| child_bitfield_bit_offset, |
| child_is_base_class, |
| child_is_deref_of_parent); |
| } |
| |
| |
| default: |
| break; |
| } |
| return ClangASTType(); |
| } |
| |
| static inline bool |
| BaseSpecifierIsEmpty (const CXXBaseSpecifier *b) |
| { |
| return ClangASTContext::RecordHasFields(b->getType()->getAsCXXRecordDecl()) == false; |
| } |
| |
| static uint32_t |
| GetIndexForRecordBase |
| ( |
| const RecordDecl *record_decl, |
| const CXXBaseSpecifier *base_spec, |
| bool omit_empty_base_classes |
| ) |
| { |
| uint32_t child_idx = 0; |
| |
| const CXXRecordDecl *cxx_record_decl = dyn_cast<CXXRecordDecl>(record_decl); |
| |
| // const char *super_name = record_decl->getNameAsCString(); |
| // const char *base_name = base_spec->getType()->getAs<RecordType>()->getDecl()->getNameAsCString(); |
| // printf ("GetIndexForRecordChild (%s, %s)\n", super_name, base_name); |
| // |
| if (cxx_record_decl) |
| { |
| CXXRecordDecl::base_class_const_iterator base_class, base_class_end; |
| for (base_class = cxx_record_decl->bases_begin(), base_class_end = cxx_record_decl->bases_end(); |
| base_class != base_class_end; |
| ++base_class) |
| { |
| if (omit_empty_base_classes) |
| { |
| if (BaseSpecifierIsEmpty (base_class)) |
| continue; |
| } |
| |
| // printf ("GetIndexForRecordChild (%s, %s) base[%u] = %s\n", super_name, base_name, |
| // child_idx, |
| // base_class->getType()->getAs<RecordType>()->getDecl()->getNameAsCString()); |
| // |
| // |
| if (base_class == base_spec) |
| return child_idx; |
| ++child_idx; |
| } |
| } |
| |
| return UINT32_MAX; |
| } |
| |
| |
| static uint32_t |
| GetIndexForRecordChild (const RecordDecl *record_decl, |
| NamedDecl *canonical_decl, |
| bool omit_empty_base_classes) |
| { |
| uint32_t child_idx = ClangASTContext::GetNumBaseClasses (dyn_cast<CXXRecordDecl>(record_decl), |
| omit_empty_base_classes); |
| |
| RecordDecl::field_iterator field, field_end; |
| for (field = record_decl->field_begin(), field_end = record_decl->field_end(); |
| field != field_end; |
| ++field, ++child_idx) |
| { |
| if (field->getCanonicalDecl() == canonical_decl) |
| return child_idx; |
| } |
| |
| return UINT32_MAX; |
| } |
| |
| // Look for a child member (doesn't include base classes, but it does include |
| // their members) in the type hierarchy. Returns an index path into "clang_type" |
| // on how to reach the appropriate member. |
| // |
| // class A |
| // { |
| // public: |
| // int m_a; |
| // int m_b; |
| // }; |
| // |
| // class B |
| // { |
| // }; |
| // |
| // class C : |
| // public B, |
| // public A |
| // { |
| // }; |
| // |
| // If we have a clang type that describes "class C", and we wanted to looked |
| // "m_b" in it: |
| // |
| // With omit_empty_base_classes == false we would get an integer array back with: |
| // { 1, 1 } |
| // The first index 1 is the child index for "class A" within class C |
| // The second index 1 is the child index for "m_b" within class A |
| // |
| // With omit_empty_base_classes == true we would get an integer array back with: |
| // { 0, 1 } |
| // The first index 0 is the child index for "class A" within class C (since class B doesn't have any members it doesn't count) |
| // The second index 1 is the child index for "m_b" within class A |
| |
| size_t |
| ClangASTType::GetIndexOfChildMemberWithName (const char *name, |
| bool omit_empty_base_classes, |
| std::vector<uint32_t>& child_indexes) const |
| { |
| if (IsValid() && name && name[0]) |
| { |
| QualType qual_type(GetCanonicalQualType()); |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::Record: |
| if (GetCompleteType ()) |
| { |
| const RecordType *record_type = cast<RecordType>(qual_type.getTypePtr()); |
| const RecordDecl *record_decl = record_type->getDecl(); |
| |
| assert(record_decl); |
| uint32_t child_idx = 0; |
| |
| const CXXRecordDecl *cxx_record_decl = dyn_cast<CXXRecordDecl>(record_decl); |
| |
| // Try and find a field that matches NAME |
| RecordDecl::field_iterator field, field_end; |
| StringRef name_sref(name); |
| for (field = record_decl->field_begin(), field_end = record_decl->field_end(); |
| field != field_end; |
| ++field, ++child_idx) |
| { |
| if (field->getName().equals (name_sref)) |
| { |
| // We have to add on the number of base classes to this index! |
| child_indexes.push_back (child_idx + ClangASTContext::GetNumBaseClasses (cxx_record_decl, omit_empty_base_classes)); |
| return child_indexes.size(); |
| } |
| } |
| |
| if (cxx_record_decl) |
| { |
| const RecordDecl *parent_record_decl = cxx_record_decl; |
| |
| //printf ("parent = %s\n", parent_record_decl->getNameAsCString()); |
| |
| //const Decl *root_cdecl = cxx_record_decl->getCanonicalDecl(); |
| // Didn't find things easily, lets let clang do its thang... |
| IdentifierInfo & ident_ref = m_ast->Idents.get(name_sref); |
| DeclarationName decl_name(&ident_ref); |
| |
| CXXBasePaths paths; |
| if (cxx_record_decl->lookupInBases(CXXRecordDecl::FindOrdinaryMember, |
| decl_name.getAsOpaquePtr(), |
| paths)) |
| { |
| CXXBasePaths::const_paths_iterator path, path_end = paths.end(); |
| for (path = paths.begin(); path != path_end; ++path) |
| { |
| const size_t num_path_elements = path->size(); |
| for (size_t e=0; e<num_path_elements; ++e) |
| { |
| CXXBasePathElement elem = (*path)[e]; |
| |
| child_idx = GetIndexForRecordBase (parent_record_decl, elem.Base, omit_empty_base_classes); |
| if (child_idx == UINT32_MAX) |
| { |
| child_indexes.clear(); |
| return 0; |
| } |
| else |
| { |
| child_indexes.push_back (child_idx); |
| parent_record_decl = cast<RecordDecl>(elem.Base->getType()->getAs<RecordType>()->getDecl()); |
| } |
| } |
| for (NamedDecl *path_decl : path->Decls) |
| { |
| child_idx = GetIndexForRecordChild (parent_record_decl, path_decl, omit_empty_base_classes); |
| if (child_idx == UINT32_MAX) |
| { |
| child_indexes.clear(); |
| return 0; |
| } |
| else |
| { |
| child_indexes.push_back (child_idx); |
| } |
| } |
| } |
| return child_indexes.size(); |
| } |
| } |
| |
| } |
| break; |
| |
| case clang::Type::ObjCObject: |
| case clang::Type::ObjCInterface: |
| if (GetCompleteType ()) |
| { |
| StringRef name_sref(name); |
| const ObjCObjectType *objc_class_type = dyn_cast<ObjCObjectType>(qual_type.getTypePtr()); |
| assert (objc_class_type); |
| if (objc_class_type) |
| { |
| uint32_t child_idx = 0; |
| ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); |
| |
| if (class_interface_decl) |
| { |
| ObjCInterfaceDecl::ivar_iterator ivar_pos, ivar_end = class_interface_decl->ivar_end(); |
| ObjCInterfaceDecl *superclass_interface_decl = class_interface_decl->getSuperClass(); |
| |
| for (ivar_pos = class_interface_decl->ivar_begin(); ivar_pos != ivar_end; ++ivar_pos, ++child_idx) |
| { |
| const ObjCIvarDecl* ivar_decl = *ivar_pos; |
| |
| if (ivar_decl->getName().equals (name_sref)) |
| { |
| if ((!omit_empty_base_classes && superclass_interface_decl) || |
| ( omit_empty_base_classes && ObjCDeclHasIVars (superclass_interface_decl, true))) |
| ++child_idx; |
| |
| child_indexes.push_back (child_idx); |
| return child_indexes.size(); |
| } |
| } |
| |
| if (superclass_interface_decl) |
| { |
| // The super class index is always zero for ObjC classes, |
| // so we push it onto the child indexes in case we find |
| // an ivar in our superclass... |
| child_indexes.push_back (0); |
| |
| ClangASTType superclass_clang_type (m_ast, m_ast->getObjCInterfaceType(superclass_interface_decl)); |
| if (superclass_clang_type.GetIndexOfChildMemberWithName (name, |
| omit_empty_base_classes, |
| child_indexes)) |
| { |
| // We did find an ivar in a superclass so just |
| // return the results! |
| return child_indexes.size(); |
| } |
| |
| // We didn't find an ivar matching "name" in our |
| // superclass, pop the superclass zero index that |
| // we pushed on above. |
| child_indexes.pop_back(); |
| } |
| } |
| } |
| } |
| break; |
| |
| case clang::Type::ObjCObjectPointer: |
| { |
| ClangASTType objc_object_clang_type (m_ast, cast<ObjCObjectPointerType>(qual_type.getTypePtr())->getPointeeType()); |
| return objc_object_clang_type.GetIndexOfChildMemberWithName (name, |
| omit_empty_base_classes, |
| child_indexes); |
| } |
| break; |
| |
| |
| case clang::Type::ConstantArray: |
| { |
| // const ConstantArrayType *array = cast<ConstantArrayType>(parent_qual_type.getTypePtr()); |
| // const uint64_t element_count = array->getSize().getLimitedValue(); |
| // |
| // if (idx < element_count) |
| // { |
| // std::pair<uint64_t, unsigned> field_type_info = ast->getTypeInfo(array->getElementType()); |
| // |
| // char element_name[32]; |
| // ::snprintf (element_name, sizeof (element_name), "%s[%u]", parent_name ? parent_name : "", idx); |
| // |
| // child_name.assign(element_name); |
| // assert(field_type_info.first % 8 == 0); |
| // child_byte_size = field_type_info.first / 8; |
| // child_byte_offset = idx * child_byte_size; |
| // return array->getElementType().getAsOpaquePtr(); |
| // } |
| } |
| break; |
| |
| // case clang::Type::MemberPointerType: |
| // { |
| // MemberPointerType *mem_ptr_type = cast<MemberPointerType>(qual_type.getTypePtr()); |
| // QualType pointee_type = mem_ptr_type->getPointeeType(); |
| // |
| // if (ClangASTContext::IsAggregateType (pointee_type.getAsOpaquePtr())) |
| // { |
| // return GetIndexOfChildWithName (ast, |
| // mem_ptr_type->getPointeeType().getAsOpaquePtr(), |
| // name); |
| // } |
| // } |
| // break; |
| // |
| case clang::Type::LValueReference: |
| case clang::Type::RValueReference: |
| { |
| const ReferenceType *reference_type = cast<ReferenceType>(qual_type.getTypePtr()); |
| QualType pointee_type(reference_type->getPointeeType()); |
| ClangASTType pointee_clang_type (m_ast, pointee_type); |
| |
| if (pointee_clang_type.IsAggregateType ()) |
| { |
| return pointee_clang_type.GetIndexOfChildMemberWithName (name, |
| omit_empty_base_classes, |
| child_indexes); |
| } |
| } |
| break; |
| |
| case clang::Type::Pointer: |
| { |
| ClangASTType pointee_clang_type (GetPointeeType()); |
| |
| if (pointee_clang_type.IsAggregateType ()) |
| { |
| return pointee_clang_type.GetIndexOfChildMemberWithName (name, |
| omit_empty_base_classes, |
| child_indexes); |
| } |
| } |
| break; |
| |
| case clang::Type::Typedef: |
| return ClangASTType (m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetIndexOfChildMemberWithName (name, |
| omit_empty_base_classes, |
| child_indexes); |
| |
| case clang::Type::Elaborated: |
| return ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).GetIndexOfChildMemberWithName (name, |
| omit_empty_base_classes, |
| child_indexes); |
| |
| case clang::Type::Paren: |
| return ClangASTType (m_ast, cast<clang::ParenType>(qual_type)->desugar()).GetIndexOfChildMemberWithName (name, |
| omit_empty_base_classes, |
| child_indexes); |
| |
| default: |
| break; |
| } |
| } |
| return 0; |
| } |
| |
| |
| // Get the index of the child of "clang_type" whose name matches. This function |
| // doesn't descend into the children, but only looks one level deep and name |
| // matches can include base class names. |
| |
| uint32_t |
| ClangASTType::GetIndexOfChildWithName (const char *name, bool omit_empty_base_classes) const |
| { |
| if (IsValid() && name && name[0]) |
| { |
| QualType qual_type(GetCanonicalQualType()); |
| |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| |
| switch (type_class) |
| { |
| case clang::Type::Record: |
| if (GetCompleteType ()) |
| { |
| const RecordType *record_type = cast<RecordType>(qual_type.getTypePtr()); |
| const RecordDecl *record_decl = record_type->getDecl(); |
| |
| assert(record_decl); |
| uint32_t child_idx = 0; |
| |
| const CXXRecordDecl *cxx_record_decl = dyn_cast<CXXRecordDecl>(record_decl); |
| |
| if (cxx_record_decl) |
| { |
| CXXRecordDecl::base_class_const_iterator base_class, base_class_end; |
| for (base_class = cxx_record_decl->bases_begin(), base_class_end = cxx_record_decl->bases_end(); |
| base_class != base_class_end; |
| ++base_class) |
| { |
| // Skip empty base classes |
| CXXRecordDecl *base_class_decl = cast<CXXRecordDecl>(base_class->getType()->getAs<RecordType>()->getDecl()); |
| if (omit_empty_base_classes && ClangASTContext::RecordHasFields(base_class_decl) == false) |
| continue; |
| |
| ClangASTType base_class_clang_type (m_ast, base_class->getType()); |
| std::string base_class_type_name (base_class_clang_type.GetTypeName()); |
| if (base_class_type_name.compare (name) == 0) |
| return child_idx; |
| ++child_idx; |
| } |
| } |
| |
| // Try and find a field that matches NAME |
| RecordDecl::field_iterator field, field_end; |
| StringRef name_sref(name); |
| for (field = record_decl->field_begin(), field_end = record_decl->field_end(); |
| field != field_end; |
| ++field, ++child_idx) |
| { |
| if (field->getName().equals (name_sref)) |
| return child_idx; |
| } |
| |
| } |
| break; |
| |
| case clang::Type::ObjCObject: |
| case clang::Type::ObjCInterface: |
| if (GetCompleteType()) |
| { |
| StringRef name_sref(name); |
| const ObjCObjectType *objc_class_type = dyn_cast<ObjCObjectType>(qual_type.getTypePtr()); |
| assert (objc_class_type); |
| if (objc_class_type) |
| { |
| uint32_t child_idx = 0; |
| ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); |
| |
| if (class_interface_decl) |
| { |
| ObjCInterfaceDecl::ivar_iterator ivar_pos, ivar_end = class_interface_decl->ivar_end(); |
| ObjCInterfaceDecl *superclass_interface_decl = class_interface_decl->getSuperClass(); |
| |
| for (ivar_pos = class_interface_decl->ivar_begin(); ivar_pos != ivar_end; ++ivar_pos, ++child_idx) |
| { |
| const ObjCIvarDecl* ivar_decl = *ivar_pos; |
| |
| if (ivar_decl->getName().equals (name_sref)) |
| { |
| if ((!omit_empty_base_classes && superclass_interface_decl) || |
| ( omit_empty_base_classes && ObjCDeclHasIVars (superclass_interface_decl, true))) |
| ++child_idx; |
| |
| return child_idx; |
| } |
| } |
| |
| if (superclass_interface_decl) |
| { |
| if (superclass_interface_decl->getName().equals (name_sref)) |
| return 0; |
| } |
| } |
| } |
| } |
| break; |
| |
| case clang::Type::ObjCObjectPointer: |
| { |
| ClangASTType pointee_clang_type (m_ast, cast<ObjCObjectPointerType>(qual_type.getTypePtr())->getPointeeType()); |
| return pointee_clang_type.GetIndexOfChildWithName (name, omit_empty_base_classes); |
| } |
| break; |
| |
| case clang::Type::ConstantArray: |
| { |
| // const ConstantArrayType *array = cast<ConstantArrayType>(parent_qual_type.getTypePtr()); |
| // const uint64_t element_count = array->getSize().getLimitedValue(); |
| // |
| // if (idx < element_count) |
| // { |
| // std::pair<uint64_t, unsigned> field_type_info = ast->getTypeInfo(array->getElementType()); |
| // |
| // char element_name[32]; |
| // ::snprintf (element_name, sizeof (element_name), "%s[%u]", parent_name ? parent_name : "", idx); |
| // |
| // child_name.assign(element_name); |
| // assert(field_type_info.first % 8 == 0); |
| // child_byte_size = field_type_info.first / 8; |
| // child_byte_offset = idx * child_byte_size; |
| // return array->getElementType().getAsOpaquePtr(); |
| // } |
| } |
| break; |
| |
| // case clang::Type::MemberPointerType: |
| // { |
| // MemberPointerType *mem_ptr_type = cast<MemberPointerType>(qual_type.getTypePtr()); |
| // QualType pointee_type = mem_ptr_type->getPointeeType(); |
| // |
| // if (ClangASTContext::IsAggregateType (pointee_type.getAsOpaquePtr())) |
| // { |
| // return GetIndexOfChildWithName (ast, |
| // mem_ptr_type->getPointeeType().getAsOpaquePtr(), |
| // name); |
| // } |
| // } |
| // break; |
| // |
| case clang::Type::LValueReference: |
| case clang::Type::RValueReference: |
| { |
| const ReferenceType *reference_type = cast<ReferenceType>(qual_type.getTypePtr()); |
| ClangASTType pointee_type (m_ast, reference_type->getPointeeType()); |
| |
| if (pointee_type.IsAggregateType ()) |
| { |
| return pointee_type.GetIndexOfChildWithName (name, omit_empty_base_classes); |
| } |
| } |
| break; |
| |
| case clang::Type::Pointer: |
| { |
| const PointerType *pointer_type = cast<PointerType>(qual_type.getTypePtr()); |
| ClangASTType pointee_type (m_ast, pointer_type->getPointeeType()); |
| |
| if (pointee_type.IsAggregateType ()) |
| { |
| return pointee_type.GetIndexOfChildWithName (name, omit_empty_base_classes); |
| } |
| else |
| { |
| // if (parent_name) |
| // { |
| // child_name.assign(1, '*'); |
| // child_name += parent_name; |
| // } |
| // |
| // // We have a pointer to an simple type |
| // if (idx == 0) |
| // { |
| // std::pair<uint64_t, unsigned> clang_type_info = ast->getTypeInfo(pointee_type); |
| // assert(clang_type_info.first % 8 == 0); |
| // child_byte_size = clang_type_info.first / 8; |
| // child_byte_offset = 0; |
| // return pointee_type.getAsOpaquePtr(); |
| // } |
| } |
| } |
| break; |
| |
| case clang::Type::Elaborated: |
| return ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).GetIndexOfChildWithName (name, omit_empty_base_classes); |
| |
| case clang::Type::Paren: |
| return ClangASTType (m_ast, cast<clang::ParenType>(qual_type)->desugar()).GetIndexOfChildWithName (name, omit_empty_base_classes); |
| |
| case clang::Type::Typedef: |
| return ClangASTType (m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetIndexOfChildWithName (name, omit_empty_base_classes); |
| |
| default: |
| break; |
| } |
| } |
| return UINT32_MAX; |
| } |
| |
| |
| size_t |
| ClangASTType::GetNumTemplateArguments () const |
| { |
| if (IsValid()) |
| { |
| QualType qual_type (GetCanonicalQualType()); |
| |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::Record: |
| if (GetCompleteType ()) |
| { |
| const CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); |
| if (cxx_record_decl) |
| { |
| const ClassTemplateSpecializationDecl *template_decl = dyn_cast<ClassTemplateSpecializationDecl>(cxx_record_decl); |
| if (template_decl) |
| return template_decl->getTemplateArgs().size(); |
| } |
| } |
| break; |
| |
| case clang::Type::Typedef: |
| return ClangASTType (m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetNumTemplateArguments(); |
| |
| case clang::Type::Elaborated: |
| return ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).GetNumTemplateArguments(); |
| |
| case clang::Type::Paren: |
| return ClangASTType (m_ast, cast<ParenType>(qual_type)->desugar()).GetNumTemplateArguments(); |
| |
| default: |
| break; |
| } |
| } |
| return 0; |
| } |
| |
| ClangASTType |
| ClangASTType::GetTemplateArgument (size_t arg_idx, lldb::TemplateArgumentKind &kind) const |
| { |
| if (IsValid()) |
| { |
| QualType qual_type (GetCanonicalQualType()); |
| |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::Record: |
| if (GetCompleteType ()) |
| { |
| const CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); |
| if (cxx_record_decl) |
| { |
| const ClassTemplateSpecializationDecl *template_decl = dyn_cast<ClassTemplateSpecializationDecl>(cxx_record_decl); |
| if (template_decl && arg_idx < template_decl->getTemplateArgs().size()) |
| { |
| const TemplateArgument &template_arg = template_decl->getTemplateArgs()[arg_idx]; |
| switch (template_arg.getKind()) |
| { |
| case clang::TemplateArgument::Null: |
| kind = eTemplateArgumentKindNull; |
| return ClangASTType(); |
| |
| case clang::TemplateArgument::Type: |
| kind = eTemplateArgumentKindType; |
| return ClangASTType(m_ast, template_arg.getAsType()); |
| |
| case clang::TemplateArgument::Declaration: |
| kind = eTemplateArgumentKindDeclaration; |
| return ClangASTType(); |
| |
| case clang::TemplateArgument::Integral: |
| kind = eTemplateArgumentKindIntegral; |
| return ClangASTType(m_ast, template_arg.getIntegralType()); |
| |
| case clang::TemplateArgument::Template: |
| kind = eTemplateArgumentKindTemplate; |
| return ClangASTType(); |
| |
| case clang::TemplateArgument::TemplateExpansion: |
| kind = eTemplateArgumentKindTemplateExpansion; |
| return ClangASTType(); |
| |
| case clang::TemplateArgument::Expression: |
| kind = eTemplateArgumentKindExpression; |
| return ClangASTType(); |
| |
| case clang::TemplateArgument::Pack: |
| kind = eTemplateArgumentKindPack; |
| return ClangASTType(); |
| |
| default: |
| assert (!"Unhandled TemplateArgument::ArgKind"); |
| break; |
| } |
| } |
| } |
| } |
| break; |
| |
| case clang::Type::Typedef: |
| return ClangASTType (m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetTemplateArgument (arg_idx, kind); |
| |
| case clang::Type::Elaborated: |
| return ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).GetTemplateArgument (arg_idx, kind); |
| |
| case clang::Type::Paren: |
| return ClangASTType (m_ast, cast<ParenType>(qual_type)->desugar()).GetTemplateArgument (arg_idx, kind); |
| |
| default: |
| break; |
| } |
| } |
| kind = eTemplateArgumentKindNull; |
| return ClangASTType (); |
| } |
| |
| static bool |
| IsOperator (const char *name, OverloadedOperatorKind &op_kind) |
| { |
| if (name == NULL || name[0] == '\0') |
| return false; |
| |
| #define OPERATOR_PREFIX "operator" |
| #define OPERATOR_PREFIX_LENGTH (sizeof (OPERATOR_PREFIX) - 1) |
| |
| const char *post_op_name = NULL; |
| |
| bool no_space = true; |
| |
| if (::strncmp(name, OPERATOR_PREFIX, OPERATOR_PREFIX_LENGTH)) |
| return false; |
| |
| post_op_name = name + OPERATOR_PREFIX_LENGTH; |
| |
| if (post_op_name[0] == ' ') |
| { |
| post_op_name++; |
| no_space = false; |
| } |
| |
| #undef OPERATOR_PREFIX |
| #undef OPERATOR_PREFIX_LENGTH |
| |
| // This is an operator, set the overloaded operator kind to invalid |
| // in case this is a conversion operator... |
| op_kind = NUM_OVERLOADED_OPERATORS; |
| |
| switch (post_op_name[0]) |
| { |
| default: |
| if (no_space) |
| return false; |
| break; |
| case 'n': |
| if (no_space) |
| return false; |
| if (strcmp (post_op_name, "new") == 0) |
| op_kind = OO_New; |
| else if (strcmp (post_op_name, "new[]") == 0) |
| op_kind = OO_Array_New; |
| break; |
| |
| case 'd': |
| if (no_space) |
| return false; |
| if (strcmp (post_op_name, "delete") == 0) |
| op_kind = OO_Delete; |
| else if (strcmp (post_op_name, "delete[]") == 0) |
| op_kind = OO_Array_Delete; |
| break; |
| |
| case '+': |
| if (post_op_name[1] == '\0') |
| op_kind = OO_Plus; |
| else if (post_op_name[2] == '\0') |
| { |
| if (post_op_name[1] == '=') |
| op_kind = OO_PlusEqual; |
| else if (post_op_name[1] == '+') |
| op_kind = OO_PlusPlus; |
| } |
| break; |
| |
| case '-': |
| if (post_op_name[1] == '\0') |
| op_kind = OO_Minus; |
| else if (post_op_name[2] == '\0') |
| { |
| switch (post_op_name[1]) |
| { |
| case '=': op_kind = OO_MinusEqual; break; |
| case '-': op_kind = OO_MinusMinus; break; |
| case '>': op_kind = OO_Arrow; break; |
| } |
| } |
| else if (post_op_name[3] == '\0') |
| { |
| if (post_op_name[2] == '*') |
| op_kind = OO_ArrowStar; break; |
| } |
| break; |
| |
| case '*': |
| if (post_op_name[1] == '\0') |
| op_kind = OO_Star; |
| else if (post_op_name[1] == '=' && post_op_name[2] == '\0') |
| op_kind = OO_StarEqual; |
| break; |
| |
| case '/': |
| if (post_op_name[1] == '\0') |
| op_kind = OO_Slash; |
| else if (post_op_name[1] == '=' && post_op_name[2] == '\0') |
| op_kind = OO_SlashEqual; |
| break; |
| |
| case '%': |
| if (post_op_name[1] == '\0') |
| op_kind = OO_Percent; |
| else if (post_op_name[1] == '=' && post_op_name[2] == '\0') |
| op_kind = OO_PercentEqual; |
| break; |
| |
| |
| case '^': |
| if (post_op_name[1] == '\0') |
| op_kind = OO_Caret; |
| else if (post_op_name[1] == '=' && post_op_name[2] == '\0') |
| op_kind = OO_CaretEqual; |
| break; |
| |
| case '&': |
| if (post_op_name[1] == '\0') |
| op_kind = OO_Amp; |
| else if (post_op_name[2] == '\0') |
| { |
| switch (post_op_name[1]) |
| { |
| case '=': op_kind = OO_AmpEqual; break; |
| case '&': op_kind = OO_AmpAmp; break; |
| } |
| } |
| break; |
| |
| case '|': |
| if (post_op_name[1] == '\0') |
| op_kind = OO_Pipe; |
| else if (post_op_name[2] == '\0') |
| { |
| switch (post_op_name[1]) |
| { |
| case '=': op_kind = OO_PipeEqual; break; |
| case '|': op_kind = OO_PipePipe; break; |
| } |
| } |
| break; |
| |
| case '~': |
| if (post_op_name[1] == '\0') |
| op_kind = OO_Tilde; |
| break; |
| |
| case '!': |
| if (post_op_name[1] == '\0') |
| op_kind = OO_Exclaim; |
| else if (post_op_name[1] == '=' && post_op_name[2] == '\0') |
| op_kind = OO_ExclaimEqual; |
| break; |
| |
| case '=': |
| if (post_op_name[1] == '\0') |
| op_kind = OO_Equal; |
| else if (post_op_name[1] == '=' && post_op_name[2] == '\0') |
| op_kind = OO_EqualEqual; |
| break; |
| |
| case '<': |
| if (post_op_name[1] == '\0') |
| op_kind = OO_Less; |
| else if (post_op_name[2] == '\0') |
| { |
| switch (post_op_name[1]) |
| { |
| case '<': op_kind = OO_LessLess; break; |
| case '=': op_kind = OO_LessEqual; break; |
| } |
| } |
| else if (post_op_name[3] == '\0') |
| { |
| if (post_op_name[2] == '=') |
| op_kind = OO_LessLessEqual; |
| } |
| break; |
| |
| case '>': |
| if (post_op_name[1] == '\0') |
| op_kind = OO_Greater; |
| else if (post_op_name[2] == '\0') |
| { |
| switch (post_op_name[1]) |
| { |
| case '>': op_kind = OO_GreaterGreater; break; |
| case '=': op_kind = OO_GreaterEqual; break; |
| } |
| } |
| else if (post_op_name[1] == '>' && |
| post_op_name[2] == '=' && |
| post_op_name[3] == '\0') |
| { |
| op_kind = OO_GreaterGreaterEqual; |
| } |
| break; |
| |
| case ',': |
| if (post_op_name[1] == '\0') |
| op_kind = OO_Comma; |
| break; |
| |
| case '(': |
| if (post_op_name[1] == ')' && post_op_name[2] == '\0') |
| op_kind = OO_Call; |
| break; |
| |
| case '[': |
| if (post_op_name[1] == ']' && post_op_name[2] == '\0') |
| op_kind = OO_Subscript; |
| break; |
| } |
| |
| return true; |
| } |
| |
| static inline bool |
| check_op_param (uint32_t op_kind, bool unary, bool binary, uint32_t num_params) |
| { |
| // Special-case call since it can take any number of operands |
| if(op_kind == OO_Call) |
| return true; |
| |
| // The parameter count doens't include "this" |
| if (num_params == 0) |
| return unary; |
| if (num_params == 1) |
| return binary; |
| else |
| return false; |
| } |
| |
| clang::RecordDecl * |
| ClangASTType::GetAsRecordDecl () const |
| { |
| const RecordType *record_type = dyn_cast<RecordType>(GetCanonicalQualType()); |
| if (record_type) |
| return record_type->getDecl(); |
| return NULL; |
| } |
| |
| clang::CXXRecordDecl * |
| ClangASTType::GetAsCXXRecordDecl () const |
| { |
| return GetCanonicalQualType()->getAsCXXRecordDecl(); |
| } |
| |
| ObjCInterfaceDecl * |
| ClangASTType::GetAsObjCInterfaceDecl () const |
| { |
| const ObjCObjectType *objc_class_type = dyn_cast<ObjCObjectType>(GetCanonicalQualType()); |
| if (objc_class_type) |
| return objc_class_type->getInterface(); |
| return NULL; |
| } |
| |
| clang::FieldDecl * |
| ClangASTType::AddFieldToRecordType (const char *name, |
| const ClangASTType &field_clang_type, |
| AccessType access, |
| uint32_t bitfield_bit_size) |
| { |
| if (!IsValid() || !field_clang_type.IsValid()) |
| return NULL; |
| |
| FieldDecl *field = NULL; |
| |
| clang::Expr *bit_width = NULL; |
| if (bitfield_bit_size != 0) |
| { |
| APInt bitfield_bit_size_apint(m_ast->getTypeSize(m_ast->IntTy), bitfield_bit_size); |
| bit_width = new (*m_ast)IntegerLiteral (*m_ast, bitfield_bit_size_apint, m_ast->IntTy, SourceLocation()); |
| } |
| |
| RecordDecl *record_decl = GetAsRecordDecl (); |
| if (record_decl) |
| { |
| field = FieldDecl::Create (*m_ast, |
| record_decl, |
| SourceLocation(), |
| SourceLocation(), |
| name ? &m_ast->Idents.get(name) : NULL, // Identifier |
| field_clang_type.GetQualType(), // Field type |
| NULL, // TInfo * |
| bit_width, // BitWidth |
| false, // Mutable |
| ICIS_NoInit); // HasInit |
| |
| if (!name) |
| { |
| // Determine whether this field corresponds to an anonymous |
| // struct or union. |
| if (const TagType *TagT = field->getType()->getAs<TagType>()) { |
| if (RecordDecl *Rec = dyn_cast<RecordDecl>(TagT->getDecl())) |
| if (!Rec->getDeclName()) { |
| Rec->setAnonymousStructOrUnion(true); |
| field->setImplicit(); |
| |
| } |
| } |
| } |
| |
| if (field) |
| { |
| field->setAccess (ClangASTContext::ConvertAccessTypeToAccessSpecifier (access)); |
| |
| record_decl->addDecl(field); |
| |
| #ifdef LLDB_CONFIGURATION_DEBUG |
| VerifyDecl(field); |
| #endif |
| } |
| } |
| else |
| { |
| ObjCInterfaceDecl *class_interface_decl = GetAsObjCInterfaceDecl (); |
| |
| if (class_interface_decl) |
| { |
| const bool is_synthesized = false; |
| |
| field_clang_type.GetCompleteType(); |
| |
| field = ObjCIvarDecl::Create (*m_ast, |
| class_interface_decl, |
| SourceLocation(), |
| SourceLocation(), |
| name ? &m_ast->Idents.get(name) : NULL, // Identifier |
| field_clang_type.GetQualType(), // Field type |
| NULL, // TypeSourceInfo * |
| ConvertAccessTypeToObjCIvarAccessControl (access), |
| bit_width, |
| is_synthesized); |
| |
| if (field) |
| { |
| class_interface_decl->addDecl(field); |
| |
| #ifdef LLDB_CONFIGURATION_DEBUG |
| VerifyDecl(field); |
| #endif |
| } |
| } |
| } |
| return field; |
| } |
| |
| void |
| ClangASTType::BuildIndirectFields () |
| { |
| RecordDecl *record_decl = GetAsRecordDecl(); |
| |
| if (!record_decl) |
| return; |
| |
| typedef llvm::SmallVector <IndirectFieldDecl *, 1> IndirectFieldVector; |
| |
| IndirectFieldVector indirect_fields; |
| RecordDecl::field_iterator field_pos; |
| RecordDecl::field_iterator field_end_pos = record_decl->field_end(); |
| RecordDecl::field_iterator last_field_pos = field_end_pos; |
| for (field_pos = record_decl->field_begin(); field_pos != field_end_pos; last_field_pos = field_pos++) |
| { |
| if (field_pos->isAnonymousStructOrUnion()) |
| { |
| QualType field_qual_type = field_pos->getType(); |
| |
| const RecordType *field_record_type = field_qual_type->getAs<RecordType>(); |
| |
| if (!field_record_type) |
| continue; |
| |
| RecordDecl *field_record_decl = field_record_type->getDecl(); |
| |
| if (!field_record_decl) |
| continue; |
| |
| for (RecordDecl::decl_iterator di = field_record_decl->decls_begin(), de = field_record_decl->decls_end(); |
| di != de; |
| ++di) |
| { |
| if (FieldDecl *nested_field_decl = dyn_cast<FieldDecl>(*di)) |
| { |
| NamedDecl **chain = new (*m_ast) NamedDecl*[2]; |
| chain[0] = *field_pos; |
| chain[1] = nested_field_decl; |
| IndirectFieldDecl *indirect_field = IndirectFieldDecl::Create(*m_ast, |
| record_decl, |
| SourceLocation(), |
| nested_field_decl->getIdentifier(), |
| nested_field_decl->getType(), |
| chain, |
| 2); |
| |
| indirect_field->setAccess(ClangASTContext::UnifyAccessSpecifiers(field_pos->getAccess(), |
| nested_field_decl->getAccess())); |
| |
| indirect_fields.push_back(indirect_field); |
| } |
| else if (IndirectFieldDecl *nested_indirect_field_decl = dyn_cast<IndirectFieldDecl>(*di)) |
| { |
| int nested_chain_size = nested_indirect_field_decl->getChainingSize(); |
| NamedDecl **chain = new (*m_ast) NamedDecl*[nested_chain_size + 1]; |
| chain[0] = *field_pos; |
| |
| int chain_index = 1; |
| for (IndirectFieldDecl::chain_iterator nci = nested_indirect_field_decl->chain_begin(), |
| nce = nested_indirect_field_decl->chain_end(); |
| nci < nce; |
| ++nci) |
| { |
| chain[chain_index] = *nci; |
| chain_index++; |
| } |
| |
| IndirectFieldDecl *indirect_field = IndirectFieldDecl::Create(*m_ast, |
| record_decl, |
| SourceLocation(), |
| nested_indirect_field_decl->getIdentifier(), |
| nested_indirect_field_decl->getType(), |
| chain, |
| nested_chain_size + 1); |
| |
| indirect_field->setAccess(ClangASTContext::UnifyAccessSpecifiers(field_pos->getAccess(), |
| nested_indirect_field_decl->getAccess())); |
| |
| indirect_fields.push_back(indirect_field); |
| } |
| } |
| } |
| } |
| |
| // Check the last field to see if it has an incomplete array type as its |
| // last member and if it does, the tell the record decl about it |
| if (last_field_pos != field_end_pos) |
| { |
| if (last_field_pos->getType()->isIncompleteArrayType()) |
| record_decl->hasFlexibleArrayMember(); |
| } |
| |
| for (IndirectFieldVector::iterator ifi = indirect_fields.begin(), ife = indirect_fields.end(); |
| ifi < ife; |
| ++ifi) |
| { |
| record_decl->addDecl(*ifi); |
| } |
| } |
| |
| clang::VarDecl * |
| ClangASTType::AddVariableToRecordType (const char *name, |
| const ClangASTType &var_type, |
| AccessType access) |
| { |
| clang::VarDecl *var_decl = NULL; |
| |
| if (!IsValid() || !var_type.IsValid()) |
| return NULL; |
| |
| RecordDecl *record_decl = GetAsRecordDecl (); |
| if (record_decl) |
| { |
| var_decl = VarDecl::Create (*m_ast, // ASTContext & |
| record_decl, // DeclContext * |
| SourceLocation(), // SourceLocation StartLoc |
| SourceLocation(), // SourceLocation IdLoc |
| name ? &m_ast->Idents.get(name) : NULL, // IdentifierInfo * |
| var_type.GetQualType(), // Variable QualType |
| NULL, // TypeSourceInfo * |
| SC_Static); // StorageClass |
| if (var_decl) |
| { |
| var_decl->setAccess(ClangASTContext::ConvertAccessTypeToAccessSpecifier (access)); |
| record_decl->addDecl(var_decl); |
| |
| #ifdef LLDB_CONFIGURATION_DEBUG |
| VerifyDecl(var_decl); |
| #endif |
| } |
| } |
| return var_decl; |
| } |
| |
| |
| CXXMethodDecl * |
| ClangASTType::AddMethodToCXXRecordType (const char *name, |
| const ClangASTType &method_clang_type, |
| lldb::AccessType access, |
| bool is_virtual, |
| bool is_static, |
| bool is_inline, |
| bool is_explicit, |
| bool is_attr_used, |
| bool is_artificial) |
| { |
| if (!IsValid() || !method_clang_type.IsValid() || name == NULL || name[0] == '\0') |
| return NULL; |
| |
| QualType record_qual_type(GetCanonicalQualType()); |
| |
| CXXRecordDecl *cxx_record_decl = record_qual_type->getAsCXXRecordDecl(); |
| |
| if (cxx_record_decl == NULL) |
| return NULL; |
| |
| QualType method_qual_type (method_clang_type.GetQualType()); |
| |
| CXXMethodDecl *cxx_method_decl = NULL; |
| |
| DeclarationName decl_name (&m_ast->Idents.get(name)); |
| |
| const clang::FunctionType *function_type = dyn_cast<FunctionType>(method_qual_type.getTypePtr()); |
| |
| if (function_type == NULL) |
| return NULL; |
| |
| const FunctionProtoType *method_function_prototype (dyn_cast<FunctionProtoType>(function_type)); |
| |
| if (!method_function_prototype) |
| return NULL; |
| |
| unsigned int num_params = method_function_prototype->getNumArgs(); |
| |
| CXXDestructorDecl *cxx_dtor_decl(NULL); |
| CXXConstructorDecl *cxx_ctor_decl(NULL); |
| |
| if (is_artificial) |
| return NULL; // skip everything artificial |
| |
| if (name[0] == '~') |
| { |
| cxx_dtor_decl = CXXDestructorDecl::Create (*m_ast, |
| cxx_record_decl, |
| SourceLocation(), |
| DeclarationNameInfo (m_ast->DeclarationNames.getCXXDestructorName (m_ast->getCanonicalType (record_qual_type)), SourceLocation()), |
| method_qual_type, |
| NULL, |
| is_inline, |
| is_artificial); |
| cxx_method_decl = cxx_dtor_decl; |
| } |
| else if (decl_name == cxx_record_decl->getDeclName()) |
| { |
| cxx_ctor_decl = CXXConstructorDecl::Create (*m_ast, |
| cxx_record_decl, |
| SourceLocation(), |
| DeclarationNameInfo (m_ast->DeclarationNames.getCXXConstructorName (m_ast->getCanonicalType (record_qual_type)), SourceLocation()), |
| method_qual_type, |
| NULL, // TypeSourceInfo * |
| is_explicit, |
| is_inline, |
| is_artificial, |
| false /*is_constexpr*/); |
| cxx_method_decl = cxx_ctor_decl; |
| } |
| else |
| { |
| clang::StorageClass SC = is_static ? SC_Static : SC_None; |
| OverloadedOperatorKind op_kind = NUM_OVERLOADED_OPERATORS; |
| |
| if (IsOperator (name, op_kind)) |
| { |
| if (op_kind != NUM_OVERLOADED_OPERATORS) |
| { |
| // Check the number of operator parameters. Sometimes we have |
| // seen bad DWARF that doesn't correctly describe operators and |
| // if we try to create a methed and add it to the class, clang |
| // will assert and crash, so we need to make sure things are |
| // acceptable. |
| if (!ClangASTContext::CheckOverloadedOperatorKindParameterCount (op_kind, num_params)) |
| return NULL; |
| cxx_method_decl = CXXMethodDecl::Create (*m_ast, |
| cxx_record_decl, |
| SourceLocation(), |
| DeclarationNameInfo (m_ast->DeclarationNames.getCXXOperatorName (op_kind), SourceLocation()), |
| method_qual_type, |
| NULL, // TypeSourceInfo * |
| SC, |
| is_inline, |
| false /*is_constexpr*/, |
| SourceLocation()); |
| } |
| else if (num_params == 0) |
| { |
| // Conversion operators don't take params... |
| cxx_method_decl = CXXConversionDecl::Create (*m_ast, |
| cxx_record_decl, |
| SourceLocation(), |
| DeclarationNameInfo (m_ast->DeclarationNames.getCXXConversionFunctionName (m_ast->getCanonicalType (function_type->getResultType())), SourceLocation()), |
| method_qual_type, |
| NULL, // TypeSourceInfo * |
| is_inline, |
| is_explicit, |
| false /*is_constexpr*/, |
| SourceLocation()); |
| } |
| } |
| |
| if (cxx_method_decl == NULL) |
| { |
| cxx_method_decl = CXXMethodDecl::Create (*m_ast, |
| cxx_record_decl, |
| SourceLocation(), |
| DeclarationNameInfo (decl_name, SourceLocation()), |
| method_qual_type, |
| NULL, // TypeSourceInfo * |
| SC, |
| is_inline, |
| false /*is_constexpr*/, |
| SourceLocation()); |
| } |
| } |
| |
| AccessSpecifier access_specifier = ClangASTContext::ConvertAccessTypeToAccessSpecifier (access); |
| |
| cxx_method_decl->setAccess (access_specifier); |
| cxx_method_decl->setVirtualAsWritten (is_virtual); |
| |
| if (is_attr_used) |
| cxx_method_decl->addAttr(::new (*m_ast) UsedAttr(SourceRange(), *m_ast)); |
| |
| // Populate the method decl with parameter decls |
| |
| llvm::SmallVector<ParmVarDecl *, 12> params; |
| |
| for (unsigned param_index = 0; |
| param_index < num_params; |
| ++param_index) |
| { |
| params.push_back (ParmVarDecl::Create (*m_ast, |
| cxx_method_decl, |
| SourceLocation(), |
| SourceLocation(), |
| NULL, // anonymous |
| method_function_prototype->getArgType(param_index), |
| NULL, |
| SC_None, |
| NULL)); |
| } |
| |
| cxx_method_decl->setParams (ArrayRef<ParmVarDecl*>(params)); |
| |
| cxx_record_decl->addDecl (cxx_method_decl); |
| |
| // Sometimes the debug info will mention a constructor (default/copy/move), |
| // destructor, or assignment operator (copy/move) but there won't be any |
| // version of this in the code. So we check if the function was artificially |
| // generated and if it is trivial and this lets the compiler/backend know |
| // that it can inline the IR for these when it needs to and we can avoid a |
| // "missing function" error when running expressions. |
| |
| if (is_artificial) |
| { |
| if (cxx_ctor_decl && |
| ((cxx_ctor_decl->isDefaultConstructor() && cxx_record_decl->hasTrivialDefaultConstructor ()) || |
| (cxx_ctor_decl->isCopyConstructor() && cxx_record_decl->hasTrivialCopyConstructor ()) || |
| (cxx_ctor_decl->isMoveConstructor() && cxx_record_decl->hasTrivialMoveConstructor ()) )) |
| { |
| cxx_ctor_decl->setDefaulted(); |
| cxx_ctor_decl->setTrivial(true); |
| } |
| else if (cxx_dtor_decl) |
| { |
| if (cxx_record_decl->hasTrivialDestructor()) |
| { |
| cxx_dtor_decl->setDefaulted(); |
| cxx_dtor_decl->setTrivial(true); |
| } |
| } |
| else if ((cxx_method_decl->isCopyAssignmentOperator() && cxx_record_decl->hasTrivialCopyAssignment()) || |
| (cxx_method_decl->isMoveAssignmentOperator() && cxx_record_decl->hasTrivialMoveAssignment())) |
| { |
| cxx_method_decl->setDefaulted(); |
| cxx_method_decl->setTrivial(true); |
| } |
| } |
| |
| #ifdef LLDB_CONFIGURATION_DEBUG |
| VerifyDecl(cxx_method_decl); |
| #endif |
| |
| // printf ("decl->isPolymorphic() = %i\n", cxx_record_decl->isPolymorphic()); |
| // printf ("decl->isAggregate() = %i\n", cxx_record_decl->isAggregate()); |
| // printf ("decl->isPOD() = %i\n", cxx_record_decl->isPOD()); |
| // printf ("decl->isEmpty() = %i\n", cxx_record_decl->isEmpty()); |
| // printf ("decl->isAbstract() = %i\n", cxx_record_decl->isAbstract()); |
| // printf ("decl->hasTrivialConstructor() = %i\n", cxx_record_decl->hasTrivialConstructor()); |
| // printf ("decl->hasTrivialCopyConstructor() = %i\n", cxx_record_decl->hasTrivialCopyConstructor()); |
| // printf ("decl->hasTrivialCopyAssignment() = %i\n", cxx_record_decl->hasTrivialCopyAssignment()); |
| // printf ("decl->hasTrivialDestructor() = %i\n", cxx_record_decl->hasTrivialDestructor()); |
| return cxx_method_decl; |
| } |
| |
| |
| #pragma mark C++ Base Classes |
| |
| CXXBaseSpecifier * |
| ClangASTType::CreateBaseClassSpecifier (AccessType access, bool is_virtual, bool base_of_class) |
| { |
| if (IsValid()) |
| return new CXXBaseSpecifier (SourceRange(), |
| is_virtual, |
| base_of_class, |
| ClangASTContext::ConvertAccessTypeToAccessSpecifier (access), |
| m_ast->getTrivialTypeSourceInfo (GetQualType()), |
| SourceLocation()); |
| return NULL; |
| } |
| |
| void |
| ClangASTType::DeleteBaseClassSpecifiers (CXXBaseSpecifier **base_classes, unsigned num_base_classes) |
| { |
| for (unsigned i=0; i<num_base_classes; ++i) |
| { |
| delete base_classes[i]; |
| base_classes[i] = NULL; |
| } |
| } |
| |
| bool |
| ClangASTType::SetBaseClassesForClassType (CXXBaseSpecifier const * const *base_classes, |
| unsigned num_base_classes) |
| { |
| if (IsValid()) |
| { |
| CXXRecordDecl *cxx_record_decl = GetAsCXXRecordDecl(); |
| if (cxx_record_decl) |
| { |
| cxx_record_decl->setBases(base_classes, num_base_classes); |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| bool |
| ClangASTType::SetObjCSuperClass (const ClangASTType &superclass_clang_type) |
| { |
| if (IsValid() && superclass_clang_type.IsValid()) |
| { |
| ObjCInterfaceDecl *class_interface_decl = GetAsObjCInterfaceDecl (); |
| ObjCInterfaceDecl *super_interface_decl = superclass_clang_type.GetAsObjCInterfaceDecl (); |
| if (class_interface_decl && super_interface_decl) |
| { |
| class_interface_decl->setSuperClass(super_interface_decl); |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| bool |
| ClangASTType::AddObjCClassProperty (const char *property_name, |
| const ClangASTType &property_clang_type, |
| ObjCIvarDecl *ivar_decl, |
| const char *property_setter_name, |
| const char *property_getter_name, |
| uint32_t property_attributes, |
| ClangASTMetadata *metadata) |
| { |
| if (!IsValid() || !property_clang_type.IsValid() || property_name == NULL || property_name[0] == '\0') |
| return false; |
| |
| ObjCInterfaceDecl *class_interface_decl = GetAsObjCInterfaceDecl (); |
| |
| if (class_interface_decl) |
| { |
| ClangASTType property_clang_type_to_access; |
| |
| if (property_clang_type.IsValid()) |
| property_clang_type_to_access = property_clang_type; |
| else if (ivar_decl) |
| property_clang_type_to_access = ClangASTType (m_ast, ivar_decl->getType()); |
| |
| if (class_interface_decl && property_clang_type_to_access.IsValid()) |
| { |
| clang::TypeSourceInfo *prop_type_source; |
| if (ivar_decl) |
| prop_type_source = m_ast->getTrivialTypeSourceInfo (ivar_decl->getType()); |
| else |
| prop_type_source = m_ast->getTrivialTypeSourceInfo (property_clang_type.GetQualType()); |
| |
| ObjCPropertyDecl *property_decl = ObjCPropertyDecl::Create (*m_ast, |
| class_interface_decl, |
| SourceLocation(), // Source Location |
| &m_ast->Idents.get(property_name), |
| SourceLocation(), //Source Location for AT |
| SourceLocation(), //Source location for ( |
| prop_type_source); |
| |
| if (property_decl) |
| { |
| if (metadata) |
| ClangASTContext::SetMetadata(m_ast, property_decl, *metadata); |
| |
| class_interface_decl->addDecl (property_decl); |
| |
| Selector setter_sel, getter_sel; |
| |
| if (property_setter_name != NULL) |
| { |
| std::string property_setter_no_colon(property_setter_name, strlen(property_setter_name) - 1); |
| clang::IdentifierInfo *setter_ident = &m_ast->Idents.get(property_setter_no_colon.c_str()); |
| setter_sel = m_ast->Selectors.getSelector(1, &setter_ident); |
| } |
| else if (!(property_attributes & DW_APPLE_PROPERTY_readonly)) |
| { |
| std::string setter_sel_string("set"); |
| setter_sel_string.push_back(::toupper(property_name[0])); |
| setter_sel_string.append(&property_name[1]); |
| clang::IdentifierInfo *setter_ident = &m_ast->Idents.get(setter_sel_string.c_str()); |
| setter_sel = m_ast->Selectors.getSelector(1, &setter_ident); |
| } |
| property_decl->setSetterName(setter_sel); |
| property_decl->setPropertyAttributes (clang::ObjCPropertyDecl::OBJC_PR_setter); |
| |
| if (property_getter_name != NULL) |
| { |
| clang::IdentifierInfo *getter_ident = &m_ast->Idents.get(property_getter_name); |
| getter_sel = m_ast->Selectors.getSelector(0, &getter_ident); |
| } |
| else |
| { |
| clang::IdentifierInfo *getter_ident = &m_ast->Idents.get(property_name); |
| getter_sel = m_ast->Selectors.getSelector(0, &getter_ident); |
| } |
| property_decl->setGetterName(getter_sel); |
| property_decl->setPropertyAttributes (clang::ObjCPropertyDecl::OBJC_PR_getter); |
| |
| if (ivar_decl) |
| property_decl->setPropertyIvarDecl (ivar_decl); |
| |
| if (property_attributes & DW_APPLE_PROPERTY_readonly) |
| property_decl->setPropertyAttributes (clang::ObjCPropertyDecl::OBJC_PR_readonly); |
| if (property_attributes & DW_APPLE_PROPERTY_readwrite) |
| property_decl->setPropertyAttributes (clang::ObjCPropertyDecl::OBJC_PR_readwrite); |
| if (property_attributes & DW_APPLE_PROPERTY_assign) |
| property_decl->setPropertyAttributes (clang::ObjCPropertyDecl::OBJC_PR_assign); |
| if (property_attributes & DW_APPLE_PROPERTY_retain) |
| property_decl->setPropertyAttributes (clang::ObjCPropertyDecl::OBJC_PR_retain); |
| if (property_attributes & DW_APPLE_PROPERTY_copy) |
| property_decl->setPropertyAttributes (clang::ObjCPropertyDecl::OBJC_PR_copy); |
| if (property_attributes & DW_APPLE_PROPERTY_nonatomic) |
| property_decl->setPropertyAttributes (clang::ObjCPropertyDecl::OBJC_PR_nonatomic); |
| |
| if (!getter_sel.isNull() && !class_interface_decl->lookupInstanceMethod(getter_sel)) |
| { |
| const bool isInstance = true; |
| const bool isVariadic = false; |
| const bool isSynthesized = false; |
| const bool isImplicitlyDeclared = true; |
| const bool isDefined = false; |
| const ObjCMethodDecl::ImplementationControl impControl = ObjCMethodDecl::None; |
| const bool HasRelatedResultType = false; |
| |
| ObjCMethodDecl *getter = ObjCMethodDecl::Create (*m_ast, |
| SourceLocation(), |
| SourceLocation(), |
| getter_sel, |
| property_clang_type_to_access.GetQualType(), |
| NULL, |
| class_interface_decl, |
| isInstance, |
| isVariadic, |
| isSynthesized, |
| isImplicitlyDeclared, |
| isDefined, |
| impControl, |
| HasRelatedResultType); |
| |
| if (getter && metadata) |
| ClangASTContext::SetMetadata(m_ast, getter, *metadata); |
| |
| getter->setMethodParams(*m_ast, ArrayRef<ParmVarDecl*>(), ArrayRef<SourceLocation>()); |
| |
| class_interface_decl->addDecl(getter); |
| } |
| |
| if (!setter_sel.isNull() && !class_interface_decl->lookupInstanceMethod(setter_sel)) |
| { |
| QualType result_type = m_ast->VoidTy; |
| |
| const bool isInstance = true; |
| const bool isVariadic = false; |
| const bool isSynthesized = false; |
| const bool isImplicitlyDeclared = true; |
| const bool isDefined = false; |
| const ObjCMethodDecl::ImplementationControl impControl = ObjCMethodDecl::None; |
| const bool HasRelatedResultType = false; |
| |
| ObjCMethodDecl *setter = ObjCMethodDecl::Create (*m_ast, |
| SourceLocation(), |
| SourceLocation(), |
| setter_sel, |
| result_type, |
| NULL, |
| class_interface_decl, |
| isInstance, |
| isVariadic, |
| isSynthesized, |
| isImplicitlyDeclared, |
| isDefined, |
| impControl, |
| HasRelatedResultType); |
| |
| if (setter && metadata) |
| ClangASTContext::SetMetadata(m_ast, setter, *metadata); |
| |
| llvm::SmallVector<ParmVarDecl *, 1> params; |
| |
| params.push_back (ParmVarDecl::Create (*m_ast, |
| setter, |
| SourceLocation(), |
| SourceLocation(), |
| NULL, // anonymous |
| property_clang_type_to_access.GetQualType(), |
| NULL, |
| SC_Auto, |
| NULL)); |
| |
| setter->setMethodParams(*m_ast, ArrayRef<ParmVarDecl*>(params), ArrayRef<SourceLocation>()); |
| |
| class_interface_decl->addDecl(setter); |
| } |
| |
| return true; |
| } |
| } |
| } |
| return false; |
| } |
| |
| bool |
| ClangASTType::IsObjCClassTypeAndHasIVars (bool check_superclass) const |
| { |
| ObjCInterfaceDecl *class_interface_decl = GetAsObjCInterfaceDecl (); |
| if (class_interface_decl) |
| return ObjCDeclHasIVars (class_interface_decl, check_superclass); |
| return false; |
| } |
| |
| |
| ObjCMethodDecl * |
| ClangASTType::AddMethodToObjCObjectType (const char *name, // the full symbol name as seen in the symbol table ("-[NString stringWithCString:]") |
| const ClangASTType &method_clang_type, |
| lldb::AccessType access, |
| bool is_artificial) |
| { |
| if (!IsValid() || !method_clang_type.IsValid()) |
| return NULL; |
| |
| ObjCInterfaceDecl *class_interface_decl = GetAsObjCInterfaceDecl(); |
| |
| if (class_interface_decl == NULL) |
| return NULL; |
| |
| const char *selector_start = ::strchr (name, ' '); |
| if (selector_start == NULL) |
| return NULL; |
| |
| selector_start++; |
| llvm::SmallVector<IdentifierInfo *, 12> selector_idents; |
| |
| size_t len = 0; |
| const char *start; |
| //printf ("name = '%s'\n", name); |
| |
| unsigned num_selectors_with_args = 0; |
| for (start = selector_start; |
| start && *start != '\0' && *start != ']'; |
| start += len) |
| { |
| len = ::strcspn(start, ":]"); |
| bool has_arg = (start[len] == ':'); |
| if (has_arg) |
| ++num_selectors_with_args; |
| selector_idents.push_back (&m_ast->Idents.get (StringRef (start, len))); |
| if (has_arg) |
| len += 1; |
| } |
| |
| |
| if (selector_idents.size() == 0) |
| return 0; |
| |
| clang::Selector method_selector = m_ast->Selectors.getSelector (num_selectors_with_args ? selector_idents.size() : 0, |
| selector_idents.data()); |
| |
| QualType method_qual_type (method_clang_type.GetQualType()); |
| |
| // Populate the method decl with parameter decls |
| const clang::Type *method_type(method_qual_type.getTypePtr()); |
| |
| if (method_type == NULL) |
| return NULL; |
| |
| const FunctionProtoType *method_function_prototype (dyn_cast<FunctionProtoType>(method_type)); |
| |
| if (!method_function_prototype) |
| return NULL; |
| |
| |
| bool is_variadic = false; |
| bool is_synthesized = false; |
| bool is_defined = false; |
| ObjCMethodDecl::ImplementationControl imp_control = ObjCMethodDecl::None; |
| |
| const unsigned num_args = method_function_prototype->getNumArgs(); |
| |
| if (num_args != num_selectors_with_args) |
| return NULL; // some debug information is corrupt. We are not going to deal with it. |
| |
| ObjCMethodDecl *objc_method_decl = ObjCMethodDecl::Create (*m_ast, |
| SourceLocation(), // beginLoc, |
| SourceLocation(), // endLoc, |
| method_selector, |
| method_function_prototype->getResultType(), |
| NULL, // TypeSourceInfo *ResultTInfo, |
| GetDeclContextForType (), |
| name[0] == '-', |
| is_variadic, |
| is_synthesized, |
| true, // is_implicitly_declared; we force this to true because we don't have source locations |
| is_defined, |
| imp_control, |
| false /*has_related_result_type*/); |
| |
| |
| if (objc_method_decl == NULL) |
| return NULL; |
| |
| if (num_args > 0) |
| { |
| llvm::SmallVector<ParmVarDecl *, 12> params; |
| |
| for (unsigned param_index = 0; param_index < num_args; ++param_index) |
| { |
| params.push_back (ParmVarDecl::Create (*m_ast, |
| objc_method_decl, |
| SourceLocation(), |
| SourceLocation(), |
| NULL, // anonymous |
| method_function_prototype->getArgType(param_index), |
| NULL, |
| SC_Auto, |
| NULL)); |
| } |
| |
| objc_method_decl->setMethodParams(*m_ast, ArrayRef<ParmVarDecl*>(params), ArrayRef<SourceLocation>()); |
| } |
| |
| class_interface_decl->addDecl (objc_method_decl); |
| |
| #ifdef LLDB_CONFIGURATION_DEBUG |
| VerifyDecl(objc_method_decl); |
| #endif |
| |
| return objc_method_decl; |
| } |
| |
| |
| clang::DeclContext * |
| ClangASTType::GetDeclContextForType () const |
| { |
| if (!IsValid()) |
| return NULL; |
| |
| QualType qual_type(GetCanonicalQualType()); |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::UnaryTransform: break; |
| case clang::Type::FunctionNoProto: break; |
| case clang::Type::FunctionProto: break; |
| case clang::Type::IncompleteArray: break; |
| case clang::Type::VariableArray: break; |
| case clang::Type::ConstantArray: break; |
| case clang::Type::DependentSizedArray: break; |
| case clang::Type::ExtVector: break; |
| case clang::Type::DependentSizedExtVector: break; |
| case clang::Type::Vector: break; |
| case clang::Type::Builtin: break; |
| case clang::Type::BlockPointer: break; |
| case clang::Type::Pointer: break; |
| case clang::Type::LValueReference: break; |
| case clang::Type::RValueReference: break; |
| case clang::Type::MemberPointer: break; |
| case clang::Type::Complex: break; |
| case clang::Type::ObjCObject: break; |
| case clang::Type::ObjCInterface: return cast<ObjCObjectType>(qual_type.getTypePtr())->getInterface(); |
| case clang::Type::ObjCObjectPointer: return ClangASTType (m_ast, cast<ObjCObjectPointerType>(qual_type.getTypePtr())->getPointeeType()).GetDeclContextForType(); |
| case clang::Type::Record: return cast<RecordType>(qual_type)->getDecl(); |
| case clang::Type::Enum: return cast<EnumType>(qual_type)->getDecl(); |
| case clang::Type::Typedef: return ClangASTType (m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).GetDeclContextForType(); |
| case clang::Type::Elaborated: return ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).GetDeclContextForType(); |
| case clang::Type::Paren: return ClangASTType (m_ast, cast<ParenType>(qual_type)->desugar()).GetDeclContextForType(); |
| case clang::Type::TypeOfExpr: break; |
| case clang::Type::TypeOf: break; |
| case clang::Type::Decltype: break; |
| //case clang::Type::QualifiedName: break; |
| case clang::Type::TemplateSpecialization: break; |
| case clang::Type::DependentTemplateSpecialization: break; |
| case clang::Type::TemplateTypeParm: break; |
| case clang::Type::SubstTemplateTypeParm: break; |
| case clang::Type::SubstTemplateTypeParmPack:break; |
| case clang::Type::PackExpansion: break; |
| case clang::Type::UnresolvedUsing: break; |
| case clang::Type::Attributed: break; |
| case clang::Type::Auto: break; |
| case clang::Type::InjectedClassName: break; |
| case clang::Type::DependentName: break; |
| case clang::Type::Atomic: break; |
| } |
| // No DeclContext in this type... |
| return NULL; |
| } |
| |
| bool |
| ClangASTType::SetDefaultAccessForRecordFields (int default_accessibility, |
| int *assigned_accessibilities, |
| size_t num_assigned_accessibilities) |
| { |
| if (IsValid()) |
| { |
| RecordDecl *record_decl = GetAsRecordDecl(); |
| if (record_decl) |
| { |
| uint32_t field_idx; |
| RecordDecl::field_iterator field, field_end; |
| for (field = record_decl->field_begin(), field_end = record_decl->field_end(), field_idx = 0; |
| field != field_end; |
| ++field, ++field_idx) |
| { |
| // If no accessibility was assigned, assign the correct one |
| if (field_idx < num_assigned_accessibilities && assigned_accessibilities[field_idx] == clang::AS_none) |
| field->setAccess ((AccessSpecifier)default_accessibility); |
| } |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| |
| bool |
| ClangASTType::SetHasExternalStorage (bool has_extern) |
| { |
| if (!IsValid()) |
| return false; |
| |
| QualType qual_type (GetCanonicalQualType()); |
| |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::Record: |
| { |
| CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); |
| if (cxx_record_decl) |
| { |
| cxx_record_decl->setHasExternalLexicalStorage (has_extern); |
| cxx_record_decl->setHasExternalVisibleStorage (has_extern); |
| return true; |
| } |
| } |
| break; |
| |
| case clang::Type::Enum: |
| { |
| EnumDecl *enum_decl = cast<EnumType>(qual_type)->getDecl(); |
| if (enum_decl) |
| { |
| enum_decl->setHasExternalLexicalStorage (has_extern); |
| enum_decl->setHasExternalVisibleStorage (has_extern); |
| return true; |
| } |
| } |
| break; |
| |
| case clang::Type::ObjCObject: |
| case clang::Type::ObjCInterface: |
| { |
| const ObjCObjectType *objc_class_type = dyn_cast<ObjCObjectType>(qual_type.getTypePtr()); |
| assert (objc_class_type); |
| if (objc_class_type) |
| { |
| ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); |
| |
| if (class_interface_decl) |
| { |
| class_interface_decl->setHasExternalLexicalStorage (has_extern); |
| class_interface_decl->setHasExternalVisibleStorage (has_extern); |
| return true; |
| } |
| } |
| } |
| break; |
| |
| case clang::Type::Typedef: |
| return ClangASTType (m_ast, cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType()).SetHasExternalStorage (has_extern); |
| |
| case clang::Type::Elaborated: |
| return ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).SetHasExternalStorage (has_extern); |
| |
| case clang::Type::Paren: |
| return ClangASTType (m_ast, cast<ParenType>(qual_type)->desugar()).SetHasExternalStorage (has_extern); |
| |
| default: |
| break; |
| } |
| return false; |
| } |
| |
| bool |
| ClangASTType::SetTagTypeKind (int kind) const |
| { |
| if (IsValid()) |
| { |
| QualType tag_qual_type(GetQualType()); |
| const clang::Type *clang_type = tag_qual_type.getTypePtr(); |
| if (clang_type) |
| { |
| const TagType *tag_type = dyn_cast<TagType>(clang_type); |
| if (tag_type) |
| { |
| TagDecl *tag_decl = dyn_cast<TagDecl>(tag_type->getDecl()); |
| if (tag_decl) |
| { |
| tag_decl->setTagKind ((TagDecl::TagKind)kind); |
| return true; |
| } |
| } |
| } |
| } |
| return false; |
| } |
| |
| |
| #pragma mark TagDecl |
| |
| bool |
| ClangASTType::StartTagDeclarationDefinition () |
| { |
| if (IsValid()) |
| { |
| QualType qual_type (GetQualType()); |
| const clang::Type *t = qual_type.getTypePtr(); |
| if (t) |
| { |
| const TagType *tag_type = dyn_cast<TagType>(t); |
| if (tag_type) |
| { |
| TagDecl *tag_decl = tag_type->getDecl(); |
| if (tag_decl) |
| { |
| tag_decl->startDefinition(); |
| return true; |
| } |
| } |
| |
| const ObjCObjectType *object_type = dyn_cast<ObjCObjectType>(t); |
| if (object_type) |
| { |
| ObjCInterfaceDecl *interface_decl = object_type->getInterface(); |
| if (interface_decl) |
| { |
| interface_decl->startDefinition(); |
| return true; |
| } |
| } |
| } |
| } |
| return false; |
| } |
| |
| bool |
| ClangASTType::CompleteTagDeclarationDefinition () |
| { |
| if (IsValid()) |
| { |
| QualType qual_type (GetQualType()); |
| |
| CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); |
| |
| if (cxx_record_decl) |
| { |
| cxx_record_decl->completeDefinition(); |
| |
| return true; |
| } |
| |
| const EnumType *enum_type = dyn_cast<EnumType>(qual_type.getTypePtr()); |
| |
| if (enum_type) |
| { |
| EnumDecl *enum_decl = enum_type->getDecl(); |
| |
| if (enum_decl) |
| { |
| /// TODO This really needs to be fixed. |
| |
| unsigned NumPositiveBits = 1; |
| unsigned NumNegativeBits = 0; |
| |
| QualType promotion_qual_type; |
| // If the enum integer type is less than an integer in bit width, |
| // then we must promote it to an integer size. |
| if (m_ast->getTypeSize(enum_decl->getIntegerType()) < m_ast->getTypeSize(m_ast->IntTy)) |
| { |
| if (enum_decl->getIntegerType()->isSignedIntegerType()) |
| promotion_qual_type = m_ast->IntTy; |
| else |
| promotion_qual_type = m_ast->UnsignedIntTy; |
| } |
| else |
| promotion_qual_type = enum_decl->getIntegerType(); |
| |
| enum_decl->completeDefinition(enum_decl->getIntegerType(), promotion_qual_type, NumPositiveBits, NumNegativeBits); |
| return true; |
| } |
| } |
| } |
| return false; |
| } |
| |
| |
| |
| |
| |
| |
| |
| bool |
| ClangASTType::AddEnumerationValueToEnumerationType (const ClangASTType &enumerator_clang_type, |
| const Declaration &decl, |
| const char *name, |
| int64_t enum_value, |
| uint32_t enum_value_bit_size) |
| { |
| if (IsValid() && enumerator_clang_type.IsValid() && name && name[0]) |
| { |
| QualType enum_qual_type (GetCanonicalQualType()); |
| |
| bool is_signed = false; |
| enumerator_clang_type.IsIntegerType (is_signed); |
| const clang::Type *clang_type = enum_qual_type.getTypePtr(); |
| if (clang_type) |
| { |
| const EnumType *enum_type = dyn_cast<EnumType>(clang_type); |
| |
| if (enum_type) |
| { |
| llvm::APSInt enum_llvm_apsint(enum_value_bit_size, is_signed); |
| enum_llvm_apsint = enum_value; |
| EnumConstantDecl *enumerator_decl = |
| EnumConstantDecl::Create (*m_ast, |
| enum_type->getDecl(), |
| SourceLocation(), |
| name ? &m_ast->Idents.get(name) : NULL, // Identifier |
| enumerator_clang_type.GetQualType(), |
| NULL, |
| enum_llvm_apsint); |
| |
| if (enumerator_decl) |
| { |
| enum_type->getDecl()->addDecl(enumerator_decl); |
| |
| #ifdef LLDB_CONFIGURATION_DEBUG |
| VerifyDecl(enumerator_decl); |
| #endif |
| |
| return true; |
| } |
| } |
| } |
| } |
| return false; |
| } |
| |
| |
| ClangASTType |
| ClangASTType::GetEnumerationIntegerType () const |
| { |
| QualType enum_qual_type (GetCanonicalQualType()); |
| const clang::Type *clang_type = enum_qual_type.getTypePtr(); |
| if (clang_type) |
| { |
| const EnumType *enum_type = dyn_cast<EnumType>(clang_type); |
| if (enum_type) |
| { |
| EnumDecl *enum_decl = enum_type->getDecl(); |
| if (enum_decl) |
| return ClangASTType (m_ast, enum_decl->getIntegerType()); |
| } |
| } |
| return ClangASTType(); |
| } |
| |
| ClangASTType |
| ClangASTType::CreateMemberPointerType (const ClangASTType &pointee_type) const |
| { |
| if (IsValid() && pointee_type.IsValid()) |
| { |
| return ClangASTType (m_ast, m_ast->getMemberPointerType (pointee_type.GetQualType(), |
| GetQualType().getTypePtr())); |
| } |
| return ClangASTType(); |
| } |
| |
| |
| size_t |
| ClangASTType::ConvertStringToFloatValue (const char *s, uint8_t *dst, size_t dst_size) const |
| { |
| if (IsValid()) |
| { |
| QualType qual_type (GetCanonicalQualType()); |
| uint32_t count = 0; |
| bool is_complex = false; |
| if (IsFloatingPointType (count, is_complex)) |
| { |
| // TODO: handle complex and vector types |
| if (count != 1) |
| return false; |
| |
| StringRef s_sref(s); |
| APFloat ap_float(m_ast->getFloatTypeSemantics(qual_type), s_sref); |
| |
| const uint64_t bit_size = m_ast->getTypeSize (qual_type); |
| const uint64_t byte_size = bit_size / 8; |
| if (dst_size >= byte_size) |
| { |
| if (bit_size == sizeof(float)*8) |
| { |
| float float32 = ap_float.convertToFloat(); |
| ::memcpy (dst, &float32, byte_size); |
| return byte_size; |
| } |
| else if (bit_size >= 64) |
| { |
| llvm::APInt ap_int(ap_float.bitcastToAPInt()); |
| ::memcpy (dst, ap_int.getRawData(), byte_size); |
| return byte_size; |
| } |
| } |
| } |
| } |
| return 0; |
| } |
| |
| |
| |
| //---------------------------------------------------------------------- |
| // Dumping types |
| //---------------------------------------------------------------------- |
| #define DEPTH_INCREMENT 2 |
| |
| void |
| ClangASTType::DumpValue (ExecutionContext *exe_ctx, |
| Stream *s, |
| lldb::Format format, |
| const lldb_private::DataExtractor &data, |
| lldb::offset_t data_byte_offset, |
| size_t data_byte_size, |
| uint32_t bitfield_bit_size, |
| uint32_t bitfield_bit_offset, |
| bool show_types, |
| bool show_summary, |
| bool verbose, |
| uint32_t depth) |
| { |
| if (!IsValid()) |
| return; |
| |
| QualType qual_type(GetQualType()); |
| switch (qual_type->getTypeClass()) |
| { |
| case clang::Type::Record: |
| if (GetCompleteType ()) |
| { |
| const RecordType *record_type = cast<RecordType>(qual_type.getTypePtr()); |
| const RecordDecl *record_decl = record_type->getDecl(); |
| assert(record_decl); |
| uint32_t field_bit_offset = 0; |
| uint32_t field_byte_offset = 0; |
| const ASTRecordLayout &record_layout = m_ast->getASTRecordLayout(record_decl); |
| uint32_t child_idx = 0; |
| |
| const CXXRecordDecl *cxx_record_decl = dyn_cast<CXXRecordDecl>(record_decl); |
| if (cxx_record_decl) |
| { |
| // We might have base classes to print out first |
| CXXRecordDecl::base_class_const_iterator base_class, base_class_end; |
| for (base_class = cxx_record_decl->bases_begin(), base_class_end = cxx_record_decl->bases_end(); |
| base_class != base_class_end; |
| ++base_class) |
| { |
| const CXXRecordDecl *base_class_decl = cast<CXXRecordDecl>(base_class->getType()->getAs<RecordType>()->getDecl()); |
| |
| // Skip empty base classes |
| if (verbose == false && ClangASTContext::RecordHasFields(base_class_decl) == false) |
| continue; |
| |
| if (base_class->isVirtual()) |
| field_bit_offset = record_layout.getVBaseClassOffset(base_class_decl).getQuantity() * 8; |
| else |
| field_bit_offset = record_layout.getBaseClassOffset(base_class_decl).getQuantity() * 8; |
| field_byte_offset = field_bit_offset / 8; |
| assert (field_bit_offset % 8 == 0); |
| if (child_idx == 0) |
| s->PutChar('{'); |
| else |
| s->PutChar(','); |
| |
| QualType base_class_qual_type = base_class->getType(); |
| std::string base_class_type_name(base_class_qual_type.getAsString()); |
| |
| // Indent and print the base class type name |
| s->Printf("\n%*s%s ", depth + DEPTH_INCREMENT, "", base_class_type_name.c_str()); |
| |
| std::pair<uint64_t, unsigned> base_class_type_info = m_ast->getTypeInfo(base_class_qual_type); |
| |
| // Dump the value of the member |
| ClangASTType base_clang_type(m_ast, base_class_qual_type); |
| base_clang_type.DumpValue (exe_ctx, |
| s, // Stream to dump to |
| base_clang_type.GetFormat(), // The format with which to display the member |
| data, // Data buffer containing all bytes for this type |
| data_byte_offset + field_byte_offset,// Offset into "data" where to grab value from |
| base_class_type_info.first / 8, // Size of this type in bytes |
| 0, // Bitfield bit size |
| 0, // Bitfield bit offset |
| show_types, // Boolean indicating if we should show the variable types |
| show_summary, // Boolean indicating if we should show a summary for the current type |
| verbose, // Verbose output? |
| depth + DEPTH_INCREMENT); // Scope depth for any types that have children |
| |
| ++child_idx; |
| } |
| } |
| uint32_t field_idx = 0; |
| RecordDecl::field_iterator field, field_end; |
| for (field = record_decl->field_begin(), field_end = record_decl->field_end(); field != field_end; ++field, ++field_idx, ++child_idx) |
| { |
| // Print the starting squiggly bracket (if this is the |
| // first member) or comman (for member 2 and beyong) for |
| // the struct/union/class member. |
| if (child_idx == 0) |
| s->PutChar('{'); |
| else |
| s->PutChar(','); |
| |
| // Indent |
| s->Printf("\n%*s", depth + DEPTH_INCREMENT, ""); |
| |
| QualType field_type = field->getType(); |
| // Print the member type if requested |
| // Figure out the type byte size (field_type_info.first) and |
| // alignment (field_type_info.second) from the AST context. |
| std::pair<uint64_t, unsigned> field_type_info = m_ast->getTypeInfo(field_type); |
| assert(field_idx < record_layout.getFieldCount()); |
| // Figure out the field offset within the current struct/union/class type |
| field_bit_offset = record_layout.getFieldOffset (field_idx); |
| field_byte_offset = field_bit_offset / 8; |
| uint32_t field_bitfield_bit_size = 0; |
| uint32_t field_bitfield_bit_offset = 0; |
| if (ClangASTContext::FieldIsBitfield (m_ast, *field, field_bitfield_bit_size)) |
| field_bitfield_bit_offset = field_bit_offset % 8; |
| |
| if (show_types) |
| { |
| std::string field_type_name(field_type.getAsString()); |
| if (field_bitfield_bit_size > 0) |
| s->Printf("(%s:%u) ", field_type_name.c_str(), field_bitfield_bit_size); |
| else |
| s->Printf("(%s) ", field_type_name.c_str()); |
| } |
| // Print the member name and equal sign |
| s->Printf("%s = ", field->getNameAsString().c_str()); |
| |
| |
| // Dump the value of the member |
| ClangASTType field_clang_type (m_ast, field_type); |
| field_clang_type.DumpValue (exe_ctx, |
| s, // Stream to dump to |
| field_clang_type.GetFormat(), // The format with which to display the member |
| data, // Data buffer containing all bytes for this type |
| data_byte_offset + field_byte_offset,// Offset into "data" where to grab value from |
| field_type_info.first / 8, // Size of this type in bytes |
| field_bitfield_bit_size, // Bitfield bit size |
| field_bitfield_bit_offset, // Bitfield bit offset |
| show_types, // Boolean indicating if we should show the variable types |
| show_summary, // Boolean indicating if we should show a summary for the current type |
| verbose, // Verbose output? |
| depth + DEPTH_INCREMENT); // Scope depth for any types that have children |
| } |
| |
| // Indent the trailing squiggly bracket |
| if (child_idx > 0) |
| s->Printf("\n%*s}", depth, ""); |
| } |
| return; |
| |
| case clang::Type::Enum: |
| if (GetCompleteType ()) |
| { |
| const EnumType *enum_type = cast<EnumType>(qual_type.getTypePtr()); |
| const EnumDecl *enum_decl = enum_type->getDecl(); |
| assert(enum_decl); |
| EnumDecl::enumerator_iterator enum_pos, enum_end_pos; |
| lldb::offset_t offset = data_byte_offset; |
| const int64_t enum_value = data.GetMaxU64Bitfield(&offset, data_byte_size, bitfield_bit_size, bitfield_bit_offset); |
| for (enum_pos = enum_decl->enumerator_begin(), enum_end_pos = enum_decl->enumerator_end(); enum_pos != enum_end_pos; ++enum_pos) |
| { |
| if (enum_pos->getInitVal() == enum_value) |
| { |
| s->Printf("%s", enum_pos->getNameAsString().c_str()); |
| return; |
| } |
| } |
| // If we have gotten here we didn't get find the enumerator in the |
| // enum decl, so just print the integer. |
| s->Printf("%" PRIi64, enum_value); |
| } |
| return; |
| |
| case clang::Type::ConstantArray: |
| { |
| const ConstantArrayType *array = cast<ConstantArrayType>(qual_type.getTypePtr()); |
| bool is_array_of_characters = false; |
| QualType element_qual_type = array->getElementType(); |
| |
| const clang::Type *canonical_type = element_qual_type->getCanonicalTypeInternal().getTypePtr(); |
| if (canonical_type) |
| is_array_of_characters = canonical_type->isCharType(); |
| |
| const uint64_t element_count = array->getSize().getLimitedValue(); |
| |
| std::pair<uint64_t, unsigned> field_type_info = m_ast->getTypeInfo(element_qual_type); |
| |
| uint32_t element_idx = 0; |
| uint32_t element_offset = 0; |
| uint64_t element_byte_size = field_type_info.first / 8; |
| uint32_t element_stride = element_byte_size; |
| |
| if (is_array_of_characters) |
| { |
| s->PutChar('"'); |
| data.Dump(s, data_byte_offset, lldb::eFormatChar, element_byte_size, element_count, UINT32_MAX, LLDB_INVALID_ADDRESS, 0, 0); |
| s->PutChar('"'); |
| return; |
| } |
| else |
| { |
| ClangASTType element_clang_type(m_ast, element_qual_type); |
| lldb::Format element_format = element_clang_type.GetFormat(); |
| |
| for (element_idx = 0; element_idx < element_count; ++element_idx) |
| { |
| // Print the starting squiggly bracket (if this is the |
| // first member) or comman (for member 2 and beyong) for |
| // the struct/union/class member. |
| if (element_idx == 0) |
| s->PutChar('{'); |
| else |
| s->PutChar(','); |
| |
| // Indent and print the index |
| s->Printf("\n%*s[%u] ", depth + DEPTH_INCREMENT, "", element_idx); |
| |
| // Figure out the field offset within the current struct/union/class type |
| element_offset = element_idx * element_stride; |
| |
| // Dump the value of the member |
| element_clang_type.DumpValue (exe_ctx, |
| s, // Stream to dump to |
| element_format, // The format with which to display the element |
| data, // Data buffer containing all bytes for this type |
| data_byte_offset + element_offset,// Offset into "data" where to grab value from |
| element_byte_size, // Size of this type in bytes |
| 0, // Bitfield bit size |
| 0, // Bitfield bit offset |
| show_types, // Boolean indicating if we should show the variable types |
| show_summary, // Boolean indicating if we should show a summary for the current type |
| verbose, // Verbose output? |
| depth + DEPTH_INCREMENT); // Scope depth for any types that have children |
| } |
| |
| // Indent the trailing squiggly bracket |
| if (element_idx > 0) |
| s->Printf("\n%*s}", depth, ""); |
| } |
| } |
| return; |
| |
| case clang::Type::Typedef: |
| { |
| QualType typedef_qual_type = cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType(); |
| |
| ClangASTType typedef_clang_type (m_ast, typedef_qual_type); |
| lldb::Format typedef_format = typedef_clang_type.GetFormat(); |
| std::pair<uint64_t, unsigned> typedef_type_info = m_ast->getTypeInfo(typedef_qual_type); |
| uint64_t typedef_byte_size = typedef_type_info.first / 8; |
| |
| return typedef_clang_type.DumpValue (exe_ctx, |
| s, // Stream to dump to |
| typedef_format, // The format with which to display the element |
| data, // Data buffer containing all bytes for this type |
| data_byte_offset, // Offset into "data" where to grab value from |
| typedef_byte_size, // Size of this type in bytes |
| bitfield_bit_size, // Bitfield bit size |
| bitfield_bit_offset,// Bitfield bit offset |
| show_types, // Boolean indicating if we should show the variable types |
| show_summary, // Boolean indicating if we should show a summary for the current type |
| verbose, // Verbose output? |
| depth); // Scope depth for any types that have children |
| } |
| break; |
| |
| case clang::Type::Elaborated: |
| { |
| QualType elaborated_qual_type = cast<ElaboratedType>(qual_type)->getNamedType(); |
| ClangASTType elaborated_clang_type (m_ast, elaborated_qual_type); |
| lldb::Format elaborated_format = elaborated_clang_type.GetFormat(); |
| std::pair<uint64_t, unsigned> elaborated_type_info = m_ast->getTypeInfo(elaborated_qual_type); |
| uint64_t elaborated_byte_size = elaborated_type_info.first / 8; |
| |
| return elaborated_clang_type.DumpValue (exe_ctx, |
| s, // Stream to dump to |
| elaborated_format, // The format with which to display the element |
| data, // Data buffer containing all bytes for this type |
| data_byte_offset, // Offset into "data" where to grab value from |
| elaborated_byte_size, // Size of this type in bytes |
| bitfield_bit_size, // Bitfield bit size |
| bitfield_bit_offset,// Bitfield bit offset |
| show_types, // Boolean indicating if we should show the variable types |
| show_summary, // Boolean indicating if we should show a summary for the current type |
| verbose, // Verbose output? |
| depth); // Scope depth for any types that have children |
| } |
| break; |
| |
| case clang::Type::Paren: |
| { |
| QualType desugar_qual_type = cast<ParenType>(qual_type)->desugar(); |
| ClangASTType desugar_clang_type (m_ast, desugar_qual_type); |
| |
| lldb::Format desugar_format = desugar_clang_type.GetFormat(); |
| std::pair<uint64_t, unsigned> desugar_type_info = m_ast->getTypeInfo(desugar_qual_type); |
| uint64_t desugar_byte_size = desugar_type_info.first / 8; |
| |
| return desugar_clang_type.DumpValue (exe_ctx, |
| s, // Stream to dump to |
| desugar_format, // The format with which to display the element |
| data, // Data buffer containing all bytes for this type |
| data_byte_offset, // Offset into "data" where to grab value from |
| desugar_byte_size, // Size of this type in bytes |
| bitfield_bit_size, // Bitfield bit size |
| bitfield_bit_offset,// Bitfield bit offset |
| show_types, // Boolean indicating if we should show the variable types |
| show_summary, // Boolean indicating if we should show a summary for the current type |
| verbose, // Verbose output? |
| depth); // Scope depth for any types that have children |
| } |
| break; |
| |
| default: |
| // We are down the a scalar type that we just need to display. |
| data.Dump(s, |
| data_byte_offset, |
| format, |
| data_byte_size, |
| 1, |
| UINT32_MAX, |
| LLDB_INVALID_ADDRESS, |
| bitfield_bit_size, |
| bitfield_bit_offset); |
| |
| if (show_summary) |
| DumpSummary (exe_ctx, s, data, data_byte_offset, data_byte_size); |
| break; |
| } |
| } |
| |
| |
| |
| |
| bool |
| ClangASTType::DumpTypeValue (Stream *s, |
| lldb::Format format, |
| const lldb_private::DataExtractor &data, |
| lldb::offset_t byte_offset, |
| size_t byte_size, |
| uint32_t bitfield_bit_size, |
| uint32_t bitfield_bit_offset, |
| ExecutionContextScope *exe_scope) |
| { |
| if (!IsValid()) |
| return false; |
| if (IsAggregateType()) |
| { |
| return false; |
| } |
| else |
| { |
| QualType qual_type(GetQualType()); |
| |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::Typedef: |
| { |
| QualType typedef_qual_type = cast<TypedefType>(qual_type)->getDecl()->getUnderlyingType(); |
| ClangASTType typedef_clang_type (m_ast, typedef_qual_type); |
| if (format == eFormatDefault) |
| format = typedef_clang_type.GetFormat(); |
| std::pair<uint64_t, unsigned> typedef_type_info = m_ast->getTypeInfo(typedef_qual_type); |
| uint64_t typedef_byte_size = typedef_type_info.first / 8; |
| |
| return typedef_clang_type.DumpTypeValue (s, |
| format, // The format with which to display the element |
| data, // Data buffer containing all bytes for this type |
| byte_offset, // Offset into "data" where to grab value from |
| typedef_byte_size, // Size of this type in bytes |
| bitfield_bit_size, // Size in bits of a bitfield value, if zero don't treat as a bitfield |
| bitfield_bit_offset, // Offset in bits of a bitfield value if bitfield_bit_size != 0 |
| exe_scope); |
| } |
| break; |
| |
| case clang::Type::Enum: |
| // If our format is enum or default, show the enumeration value as |
| // its enumeration string value, else just display it as requested. |
| if ((format == eFormatEnum || format == eFormatDefault) && GetCompleteType ()) |
| { |
| const EnumType *enum_type = cast<EnumType>(qual_type.getTypePtr()); |
| const EnumDecl *enum_decl = enum_type->getDecl(); |
| assert(enum_decl); |
| EnumDecl::enumerator_iterator enum_pos, enum_end_pos; |
| const bool is_signed = qual_type->isSignedIntegerOrEnumerationType(); |
| lldb::offset_t offset = byte_offset; |
| if (is_signed) |
| { |
| const int64_t enum_svalue = data.GetMaxS64Bitfield (&offset, byte_size, bitfield_bit_size, bitfield_bit_offset); |
| for (enum_pos = enum_decl->enumerator_begin(), enum_end_pos = enum_decl->enumerator_end(); enum_pos != enum_end_pos; ++enum_pos) |
| { |
| if (enum_pos->getInitVal().getSExtValue() == enum_svalue) |
| { |
| s->PutCString (enum_pos->getNameAsString().c_str()); |
| return true; |
| } |
| } |
| // If we have gotten here we didn't get find the enumerator in the |
| // enum decl, so just print the integer. |
| s->Printf("%" PRIi64, enum_svalue); |
| } |
| else |
| { |
| const uint64_t enum_uvalue = data.GetMaxU64Bitfield (&offset, byte_size, bitfield_bit_size, bitfield_bit_offset); |
| for (enum_pos = enum_decl->enumerator_begin(), enum_end_pos = enum_decl->enumerator_end(); enum_pos != enum_end_pos; ++enum_pos) |
| { |
| if (enum_pos->getInitVal().getZExtValue() == enum_uvalue) |
| { |
| s->PutCString (enum_pos->getNameAsString().c_str()); |
| return true; |
| } |
| } |
| // If we have gotten here we didn't get find the enumerator in the |
| // enum decl, so just print the integer. |
| s->Printf("%" PRIu64, enum_uvalue); |
| } |
| return true; |
| } |
| // format was not enum, just fall through and dump the value as requested.... |
| |
| default: |
| // We are down the a scalar type that we just need to display. |
| { |
| uint32_t item_count = 1; |
| // A few formats, we might need to modify our size and count for depending |
| // on how we are trying to display the value... |
| switch (format) |
| { |
| default: |
| case eFormatBoolean: |
| case eFormatBinary: |
| case eFormatComplex: |
| case eFormatCString: // NULL terminated C strings |
| case eFormatDecimal: |
| case eFormatEnum: |
| case eFormatHex: |
| case eFormatHexUppercase: |
| case eFormatFloat: |
| case eFormatOctal: |
| case eFormatOSType: |
| case eFormatUnsigned: |
| case eFormatPointer: |
| case eFormatVectorOfChar: |
| case eFormatVectorOfSInt8: |
| case eFormatVectorOfUInt8: |
| case eFormatVectorOfSInt16: |
| case eFormatVectorOfUInt16: |
| case eFormatVectorOfSInt32: |
| case eFormatVectorOfUInt32: |
| case eFormatVectorOfSInt64: |
| case eFormatVectorOfUInt64: |
| case eFormatVectorOfFloat32: |
| case eFormatVectorOfFloat64: |
| case eFormatVectorOfUInt128: |
| break; |
| |
| case eFormatChar: |
| case eFormatCharPrintable: |
| case eFormatCharArray: |
| case eFormatBytes: |
| case eFormatBytesWithASCII: |
| item_count = byte_size; |
| byte_size = 1; |
| break; |
| |
| case eFormatUnicode16: |
| item_count = byte_size / 2; |
| byte_size = 2; |
| break; |
| |
| case eFormatUnicode32: |
| item_count = byte_size / 4; |
| byte_size = 4; |
| break; |
| } |
| return data.Dump (s, |
| byte_offset, |
| format, |
| byte_size, |
| item_count, |
| UINT32_MAX, |
| LLDB_INVALID_ADDRESS, |
| bitfield_bit_size, |
| bitfield_bit_offset, |
| exe_scope); |
| } |
| break; |
| } |
| } |
| return 0; |
| } |
| |
| |
| |
| void |
| ClangASTType::DumpSummary (ExecutionContext *exe_ctx, |
| Stream *s, |
| const lldb_private::DataExtractor &data, |
| lldb::offset_t data_byte_offset, |
| size_t data_byte_size) |
| { |
| uint32_t length = 0; |
| if (IsCStringType (length)) |
| { |
| if (exe_ctx) |
| { |
| Process *process = exe_ctx->GetProcessPtr(); |
| if (process) |
| { |
| lldb::offset_t offset = data_byte_offset; |
| lldb::addr_t pointer_addresss = data.GetMaxU64(&offset, data_byte_size); |
| std::vector<uint8_t> buf; |
| if (length > 0) |
| buf.resize (length); |
| else |
| buf.resize (256); |
| |
| lldb_private::DataExtractor cstr_data(&buf.front(), buf.size(), process->GetByteOrder(), 4); |
| buf.back() = '\0'; |
| size_t bytes_read; |
| size_t total_cstr_len = 0; |
| Error error; |
| while ((bytes_read = process->ReadMemory (pointer_addresss, &buf.front(), buf.size(), error)) > 0) |
| { |
| const size_t len = strlen((const char *)&buf.front()); |
| if (len == 0) |
| break; |
| if (total_cstr_len == 0) |
| s->PutCString (" \""); |
| cstr_data.Dump(s, 0, lldb::eFormatChar, 1, len, UINT32_MAX, LLDB_INVALID_ADDRESS, 0, 0); |
| total_cstr_len += len; |
| if (len < buf.size()) |
| break; |
| pointer_addresss += total_cstr_len; |
| } |
| if (total_cstr_len > 0) |
| s->PutChar ('"'); |
| } |
| } |
| } |
| } |
| |
| void |
| ClangASTType::DumpTypeDescription () const |
| { |
| StreamFile s (stdout, false); |
| DumpTypeDescription (&s); |
| ClangASTMetadata *metadata = ClangASTContext::GetMetadata (m_ast, m_type); |
| if (metadata) |
| { |
| metadata->Dump (&s); |
| } |
| } |
| |
| void |
| ClangASTType::DumpTypeDescription (Stream *s) const |
| { |
| if (IsValid()) |
| { |
| QualType qual_type(GetQualType()); |
| |
| SmallVector<char, 1024> buf; |
| raw_svector_ostream llvm_ostrm (buf); |
| |
| const clang::Type::TypeClass type_class = qual_type->getTypeClass(); |
| switch (type_class) |
| { |
| case clang::Type::ObjCObject: |
| case clang::Type::ObjCInterface: |
| { |
| GetCompleteType (); |
| |
| const ObjCObjectType *objc_class_type = dyn_cast<ObjCObjectType>(qual_type.getTypePtr()); |
| assert (objc_class_type); |
| if (objc_class_type) |
| { |
| ObjCInterfaceDecl *class_interface_decl = objc_class_type->getInterface(); |
| if (class_interface_decl) |
| { |
| PrintingPolicy policy = m_ast->getPrintingPolicy(); |
| class_interface_decl->print(llvm_ostrm, policy, s->GetIndentLevel()); |
| } |
| } |
| } |
| break; |
| |
| case clang::Type::Typedef: |
| { |
| const TypedefType *typedef_type = qual_type->getAs<TypedefType>(); |
| if (typedef_type) |
| { |
| const TypedefNameDecl *typedef_decl = typedef_type->getDecl(); |
| std::string clang_typedef_name (typedef_decl->getQualifiedNameAsString()); |
| if (!clang_typedef_name.empty()) |
| { |
| s->PutCString ("typedef "); |
| s->PutCString (clang_typedef_name.c_str()); |
| } |
| } |
| } |
| break; |
| |
| case clang::Type::Elaborated: |
| ClangASTType (m_ast, cast<ElaboratedType>(qual_type)->getNamedType()).DumpTypeDescription(s); |
| return; |
| |
| case clang::Type::Paren: |
| ClangASTType (m_ast, cast<ParenType>(qual_type)->desugar()).DumpTypeDescription(s); |
| return; |
| |
| case clang::Type::Record: |
| { |
| GetCompleteType (); |
| |
| const RecordType *record_type = cast<RecordType>(qual_type.getTypePtr()); |
| const RecordDecl *record_decl = record_type->getDecl(); |
| const CXXRecordDecl *cxx_record_decl = dyn_cast<CXXRecordDecl>(record_decl); |
| |
| if (cxx_record_decl) |
| cxx_record_decl->print(llvm_ostrm, m_ast->getPrintingPolicy(), s->GetIndentLevel()); |
| else |
| record_decl->print(llvm_ostrm, m_ast->getPrintingPolicy(), s->GetIndentLevel()); |
| } |
| break; |
| |
| default: |
| { |
| const TagType *tag_type = dyn_cast<TagType>(qual_type.getTypePtr()); |
| if (tag_type) |
| { |
| TagDecl *tag_decl = tag_type->getDecl(); |
| if (tag_decl) |
| tag_decl->print(llvm_ostrm, 0); |
| } |
| else |
| { |
| std::string clang_type_name(qual_type.getAsString()); |
| if (!clang_type_name.empty()) |
| s->PutCString (clang_type_name.c_str()); |
| } |
| } |
| } |
| |
| llvm_ostrm.flush(); |
| if (buf.size() > 0) |
| { |
| s->Write (buf.data(), buf.size()); |
| } |
| } |
| } |
| |
| bool |
| ClangASTType::GetValueAsScalar (const lldb_private::DataExtractor &data, |
| lldb::offset_t data_byte_offset, |
| size_t data_byte_size, |
| Scalar &value) const |
| { |
| if (!IsValid()) |
| return false; |
| |
| if (IsAggregateType ()) |
| { |
| return false; // Aggregate types don't have scalar values |
| } |
| else |
| { |
| uint64_t count = 0; |
| lldb::Encoding encoding = GetEncoding (count); |
| |
| if (encoding == lldb::eEncodingInvalid || count != 1) |
| return false; |
| |
| const uint64_t byte_size = GetByteSize(); |
| lldb::offset_t offset = data_byte_offset; |
| switch (encoding) |
| { |
| case lldb::eEncodingInvalid: |
| break; |
| case lldb::eEncodingVector: |
| break; |
| case lldb::eEncodingUint: |
| if (byte_size <= sizeof(unsigned long long)) |
| { |
| uint64_t uval64 = data.GetMaxU64 (&offset, byte_size); |
| if (byte_size <= sizeof(unsigned int)) |
| { |
| value = (unsigned int)uval64; |
| return true; |
| } |
| else if (byte_size <= sizeof(unsigned long)) |
| { |
| value = (unsigned long)uval64; |
| return true; |
| } |
| else if (byte_size <= sizeof(unsigned long long)) |
| { |
| value = (unsigned long long )uval64; |
| return true; |
| } |
| else |
| value.Clear(); |
| } |
| break; |
| |
| case lldb::eEncodingSint: |
| if (byte_size <= sizeof(long long)) |
| { |
| int64_t sval64 = data.GetMaxS64 (&offset, byte_size); |
| if (byte_size <= sizeof(int)) |
| { |
| value = (int)sval64; |
| return true; |
| } |
| else if (byte_size <= sizeof(long)) |
| { |
| value = (long)sval64; |
| return true; |
| } |
| else if (byte_size <= sizeof(long long)) |
| { |
| value = (long long )sval64; |
| return true; |
| } |
| else |
| value.Clear(); |
| } |
| break; |
| |
| case lldb::eEncodingIEEE754: |
| if (byte_size <= sizeof(long double)) |
| { |
| uint32_t u32; |
| uint64_t u64; |
| if (byte_size == sizeof(float)) |
| { |
| if (sizeof(float) == sizeof(uint32_t)) |
| { |
| u32 = data.GetU32(&offset); |
| value = *((float *)&u32); |
| return true; |
| } |
| else if (sizeof(float) == sizeof(uint64_t)) |
| { |
| u64 = data.GetU64(&offset); |
| value = *((float *)&u64); |
| return true; |
| } |
| } |
| else |
| if (byte_size == sizeof(double)) |
| { |
| if (sizeof(double) == sizeof(uint32_t)) |
| { |
| u32 = data.GetU32(&offset); |
| value = *((double *)&u32); |
| return true; |
| } |
| else if (sizeof(double) == sizeof(uint64_t)) |
| { |
| u64 = data.GetU64(&offset); |
| value = *((double *)&u64); |
| return true; |
| } |
| } |
| else |
| if (byte_size == sizeof(long double)) |
| { |
| if (sizeof(long double) == sizeof(uint32_t)) |
| { |
| u32 = data.GetU32(&offset); |
| value = *((long double *)&u32); |
| return true; |
| } |
| else if (sizeof(long double) == sizeof(uint64_t)) |
| { |
| u64 = data.GetU64(&offset); |
| value = *((long double *)&u64); |
| return true; |
| } |
| } |
| } |
| break; |
| } |
| } |
| return false; |
| } |
| |
| bool |
| ClangASTType::SetValueFromScalar (const Scalar &value, Stream &strm) |
| { |
| // Aggregate types don't have scalar values |
| if (!IsAggregateType ()) |
| { |
| strm.GetFlags().Set(Stream::eBinary); |
| uint64_t count = 0; |
| lldb::Encoding encoding = GetEncoding (count); |
| |
| if (encoding == lldb::eEncodingInvalid || count != 1) |
| return false; |
| |
| const uint64_t bit_width = GetBitSize(); |
| // This function doesn't currently handle non-byte aligned assignments |
| if ((bit_width % 8) != 0) |
| return false; |
| |
| const uint64_t byte_size = (bit_width + 7 ) / 8; |
| switch (encoding) |
| { |
| case lldb::eEncodingInvalid: |
| break; |
| case lldb::eEncodingVector: |
| break; |
| case lldb::eEncodingUint: |
| switch (byte_size) |
| { |
| case 1: strm.PutHex8(value.UInt()); return true; |
| case 2: strm.PutHex16(value.UInt()); return true; |
| case 4: strm.PutHex32(value.UInt()); return true; |
| case 8: strm.PutHex64(value.ULongLong()); return true; |
| default: |
| break; |
| } |
| break; |
| |
| case lldb::eEncodingSint: |
| switch (byte_size) |
| { |
| case 1: strm.PutHex8(value.SInt()); return true; |
| case 2: strm.PutHex16(value.SInt()); return true; |
| case 4: strm.PutHex32(value.SInt()); return true; |
| case 8: strm.PutHex64(value.SLongLong()); return true; |
| default: |
| break; |
| } |
| break; |
| |
| case lldb::eEncodingIEEE754: |
| if (byte_size <= sizeof(long double)) |
| { |
| if (byte_size == sizeof(float)) |
| { |
| strm.PutFloat(value.Float()); |
| return true; |
| } |
| else |
| if (byte_size == sizeof(double)) |
| { |
| strm.PutDouble(value.Double()); |
| return true; |
| } |
| else |
| if (byte_size == sizeof(long double)) |
| { |
| strm.PutDouble(value.LongDouble()); |
| return true; |
| } |
| } |
| break; |
| } |
| } |
| return false; |
| } |
| |
| bool |
| ClangASTType::ReadFromMemory (lldb_private::ExecutionContext *exe_ctx, |
| lldb::addr_t addr, |
| AddressType address_type, |
| lldb_private::DataExtractor &data) |
| { |
| if (!IsValid()) |
| return false; |
| |
| // Can't convert a file address to anything valid without more |
| // context (which Module it came from) |
| if (address_type == eAddressTypeFile) |
| return false; |
| |
| if (!GetCompleteType()) |
| return false; |
| |
| const uint64_t byte_size = GetByteSize(); |
| if (data.GetByteSize() < byte_size) |
| { |
| lldb::DataBufferSP data_sp(new DataBufferHeap (byte_size, '\0')); |
| data.SetData(data_sp); |
| } |
| |
| uint8_t* dst = (uint8_t*)data.PeekData(0, byte_size); |
| if (dst != NULL) |
| { |
| if (address_type == eAddressTypeHost) |
| { |
| if (addr == 0) |
| return false; |
| // The address is an address in this process, so just copy it |
| memcpy (dst, (uint8_t*)NULL + addr, byte_size); |
| return true; |
| } |
| else |
| { |
| Process *process = NULL; |
| if (exe_ctx) |
| process = exe_ctx->GetProcessPtr(); |
| if (process) |
| { |
| Error error; |
| return process->ReadMemory(addr, dst, byte_size, error) == byte_size; |
| } |
| } |
| } |
| return false; |
| } |
| |
| bool |
| ClangASTType::WriteToMemory (lldb_private::ExecutionContext *exe_ctx, |
| lldb::addr_t addr, |
| AddressType address_type, |
| StreamString &new_value) |
| { |
| if (!IsValid()) |
| return false; |
| |
| // Can't convert a file address to anything valid without more |
| // context (which Module it came from) |
| if (address_type == eAddressTypeFile) |
| return false; |
| |
| if (!GetCompleteType()) |
| return false; |
| |
| const uint64_t byte_size = GetByteSize(); |
| |
| if (byte_size > 0) |
| { |
| if (address_type == eAddressTypeHost) |
| { |
| // The address is an address in this process, so just copy it |
| memcpy ((void *)addr, new_value.GetData(), byte_size); |
| return true; |
| } |
| else |
| { |
| Process *process = NULL; |
| if (exe_ctx) |
| process = exe_ctx->GetProcessPtr(); |
| if (process) |
| { |
| Error error; |
| return process->WriteMemory(addr, new_value.GetData(), byte_size, error) == byte_size; |
| } |
| } |
| } |
| return false; |
| } |
| |
| |
| //CXXRecordDecl * |
| //ClangASTType::GetAsCXXRecordDecl (lldb::clang_type_t opaque_clang_qual_type) |
| //{ |
| // if (opaque_clang_qual_type) |
| // return QualType::getFromOpaquePtr(opaque_clang_qual_type)->getAsCXXRecordDecl(); |
| // return NULL; |
| //} |
| |
| bool |
| lldb_private::operator == (const lldb_private::ClangASTType &lhs, const lldb_private::ClangASTType &rhs) |
| { |
| return lhs.GetASTContext() == rhs.GetASTContext() && lhs.GetOpaqueQualType() == rhs.GetOpaqueQualType(); |
| } |
| |
| |
| bool |
| lldb_private::operator != (const lldb_private::ClangASTType &lhs, const lldb_private::ClangASTType &rhs) |
| { |
| return lhs.GetASTContext() != rhs.GetASTContext() || lhs.GetOpaqueQualType() != rhs.GetOpaqueQualType(); |
| } |
| |
| |