llvm/lldb/source/Plugins/Language/CPlusPlus/LibStdcpp.cpp

//===-- LibStdcpp.cpp -----------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#include "LibStdcpp.h"
#include "LibCxx.h"

#include "Plugins/TypeSystem/Clang/TypeSystemClang.h"
#include "lldb/Core/ValueObject.h"
#include "lldb/Core/ValueObjectConstResult.h"
#include "lldb/DataFormatters/StringPrinter.h"
#include "lldb/DataFormatters/VectorIterator.h"
#include "lldb/Target/Target.h"
#include "lldb/Utility/DataBufferHeap.h"
#include "lldb/Utility/Endian.h"
#include "lldb/Utility/Status.h"
#include "lldb/Utility/Stream.h"
#include <optional>

usingnamespacelldb;
usingnamespacelldb_private;
usingnamespacelldb_private::formatters;

namespace {

class LibstdcppMapIteratorSyntheticFrontEnd : public SyntheticChildrenFrontEnd { … };

class LibStdcppSharedPtrSyntheticFrontEnd : public SyntheticChildrenFrontEnd { … };

} // end of anonymous namespace

LibstdcppMapIteratorSyntheticFrontEnd::LibstdcppMapIteratorSyntheticFrontEnd(
    lldb::ValueObjectSP valobj_sp)
    : … { … }

lldb::ChildCacheState LibstdcppMapIteratorSyntheticFrontEnd::Update() { … }

llvm::Expected<uint32_t>
LibstdcppMapIteratorSyntheticFrontEnd::CalculateNumChildren() { … }

lldb::ValueObjectSP
LibstdcppMapIteratorSyntheticFrontEnd::GetChildAtIndex(uint32_t idx) { … }

bool LibstdcppMapIteratorSyntheticFrontEnd::MightHaveChildren() { … }

size_t LibstdcppMapIteratorSyntheticFrontEnd::GetIndexOfChildWithName(
    ConstString name) { … }

SyntheticChildrenFrontEnd *
lldb_private::formatters::LibstdcppMapIteratorSyntheticFrontEndCreator(
    CXXSyntheticChildren *, lldb::ValueObjectSP valobj_sp) { … }

/*
 (lldb) fr var ibeg --ptr-depth 1
 (__gnu_cxx::__normal_iterator<int *, std::vector<int, std::allocator<int> > >)
 ibeg = {
 _M_current = 0x00000001001037a0 {
 *_M_current = 1
 }
 }
 */

SyntheticChildrenFrontEnd *
lldb_private::formatters::LibStdcppVectorIteratorSyntheticFrontEndCreator(
    CXXSyntheticChildren *, lldb::ValueObjectSP valobj_sp) { … }

lldb_private::formatters::VectorIteratorSyntheticFrontEnd::
    VectorIteratorSyntheticFrontEnd(lldb::ValueObjectSP valobj_sp,
                                    llvm::ArrayRef<ConstString> item_names)
    : … { … }

lldb::ChildCacheState VectorIteratorSyntheticFrontEnd::Update() { … }

llvm::Expected<uint32_t>
VectorIteratorSyntheticFrontEnd::CalculateNumChildren() { … }

lldb::ValueObjectSP
VectorIteratorSyntheticFrontEnd::GetChildAtIndex(uint32_t idx) { … }

bool VectorIteratorSyntheticFrontEnd::MightHaveChildren() { … }

size_t VectorIteratorSyntheticFrontEnd::GetIndexOfChildWithName(
    ConstString name) { … }

bool lldb_private::formatters::LibStdcppStringSummaryProvider(
    ValueObject &valobj, Stream &stream, const TypeSummaryOptions &options) { … }

bool lldb_private::formatters::LibStdcppWStringSummaryProvider(
    ValueObject &valobj, Stream &stream, const TypeSummaryOptions &options) { … }

LibStdcppSharedPtrSyntheticFrontEnd::LibStdcppSharedPtrSyntheticFrontEnd(
    lldb::ValueObjectSP valobj_sp)
    : … { … }

llvm::Expected<uint32_t>
LibStdcppSharedPtrSyntheticFrontEnd::CalculateNumChildren() { … }

lldb::ValueObjectSP
LibStdcppSharedPtrSyntheticFrontEnd::GetChildAtIndex(uint32_t idx) { … }

lldb::ChildCacheState LibStdcppSharedPtrSyntheticFrontEnd::Update() { … }

bool LibStdcppSharedPtrSyntheticFrontEnd::MightHaveChildren() { … }

size_t LibStdcppSharedPtrSyntheticFrontEnd::GetIndexOfChildWithName(
    ConstString name) { … }

SyntheticChildrenFrontEnd *
lldb_private::formatters::LibStdcppSharedPtrSyntheticFrontEndCreator(
    CXXSyntheticChildren *, lldb::ValueObjectSP valobj_sp) { … }

bool lldb_private::formatters::LibStdcppSmartPointerSummaryProvider(
    ValueObject &valobj, Stream &stream, const TypeSummaryOptions &options) { … }