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Diffstat (limited to 'source/DataFormatters/LibCxxUnorderedMap.cpp')
| -rw-r--r-- | source/DataFormatters/LibCxxUnorderedMap.cpp | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/source/DataFormatters/LibCxxUnorderedMap.cpp b/source/DataFormatters/LibCxxUnorderedMap.cpp deleted file mode 100644 index 43669803195e..000000000000 --- a/source/DataFormatters/LibCxxUnorderedMap.cpp +++ /dev/null @@ -1,172 +0,0 @@ -//===-- LibCxxUnorderedMap.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/DataFormatters/CXXFormatterFunctions.h" - -#include "lldb/Core/DataBufferHeap.h" -#include "lldb/Core/Error.h" -#include "lldb/Core/Stream.h" -#include "lldb/Core/ValueObject.h" -#include "lldb/Core/ValueObjectConstResult.h" -#include "lldb/Host/Endian.h" -#include "lldb/Symbol/ClangASTContext.h" -#include "lldb/Target/ObjCLanguageRuntime.h" -#include "lldb/Target/Target.h" - -using namespace lldb; -using namespace lldb_private; -using namespace lldb_private::formatters; - -namespace lldb_private { - namespace formatters { - class LibcxxStdUnorderedMapSyntheticFrontEnd : public SyntheticChildrenFrontEnd - { - public: - LibcxxStdUnorderedMapSyntheticFrontEnd (lldb::ValueObjectSP valobj_sp); - - virtual size_t - CalculateNumChildren (); - - virtual lldb::ValueObjectSP - GetChildAtIndex (size_t idx); - - virtual bool - Update(); - - virtual bool - MightHaveChildren (); - - virtual size_t - GetIndexOfChildWithName (const ConstString &name); - - virtual - ~LibcxxStdUnorderedMapSyntheticFrontEnd (); - private: - - ValueObject* m_tree; - size_t m_num_elements; - ValueObject* m_next_element; - std::map<size_t,lldb::ValueObjectSP> m_children; - std::vector<std::pair<ValueObject*, uint64_t> > m_elements_cache; - }; - } -} - -lldb_private::formatters::LibcxxStdUnorderedMapSyntheticFrontEnd::LibcxxStdUnorderedMapSyntheticFrontEnd (lldb::ValueObjectSP valobj_sp) : -SyntheticChildrenFrontEnd(*valobj_sp.get()), -m_tree(NULL), -m_num_elements(0), -m_next_element(nullptr), -m_children(), -m_elements_cache() -{ - if (valobj_sp) - Update(); -} - -size_t -lldb_private::formatters::LibcxxStdUnorderedMapSyntheticFrontEnd::CalculateNumChildren () -{ - if (m_num_elements != UINT32_MAX) - return m_num_elements; - return 0; -} - -lldb::ValueObjectSP -lldb_private::formatters::LibcxxStdUnorderedMapSyntheticFrontEnd::GetChildAtIndex (size_t idx) -{ - if (idx >= CalculateNumChildren()) - return lldb::ValueObjectSP(); - if (m_tree == NULL) - return lldb::ValueObjectSP(); - - auto cached = m_children.find(idx); - if (cached != m_children.end()) - return cached->second; - - while (idx >= m_elements_cache.size()) - { - if (m_next_element == nullptr) - return lldb::ValueObjectSP(); - - Error error; - ValueObjectSP node_sp = m_next_element->Dereference(error); - if (!node_sp || error.Fail()) - return lldb::ValueObjectSP(); - - ValueObjectSP value_sp = node_sp->GetChildMemberWithName(ConstString("__value_"), true); - ValueObjectSP hash_sp = node_sp->GetChildMemberWithName(ConstString("__hash_"), true); - if (!hash_sp || !value_sp) - return lldb::ValueObjectSP(); - m_elements_cache.push_back({value_sp.get(),hash_sp->GetValueAsUnsigned(0)}); - m_next_element = node_sp->GetChildMemberWithName(ConstString("__next_"),true).get(); - if (!m_next_element || m_next_element->GetValueAsUnsigned(0) == 0) - m_next_element = nullptr; - } - - std::pair<ValueObject*, uint64_t> val_hash = m_elements_cache[idx]; - if (!val_hash.first) - return lldb::ValueObjectSP(); - StreamString stream; - stream.Printf("[%" PRIu64 "]", (uint64_t)idx); - DataExtractor data; - Error error; - val_hash.first->GetData(data, error); - if (error.Fail()) - return lldb::ValueObjectSP(); - const bool thread_and_frame_only_if_stopped = true; - ExecutionContext exe_ctx = val_hash.first->GetExecutionContextRef().Lock(thread_and_frame_only_if_stopped); - return val_hash.first->CreateValueObjectFromData(stream.GetData(), - data, - exe_ctx, - val_hash.first->GetClangType()); -} - -bool -lldb_private::formatters::LibcxxStdUnorderedMapSyntheticFrontEnd::Update() -{ - m_num_elements = UINT32_MAX; - m_next_element = nullptr; - m_elements_cache.clear(); - m_children.clear(); - ValueObjectSP table_sp = m_backend.GetChildMemberWithName(ConstString("__table_"), true); - if (!table_sp) - return false; - ValueObjectSP num_elements_sp = table_sp->GetChildAtNamePath({ConstString("__p2_"),ConstString("__first_")}); - if (!num_elements_sp) - return false; - m_num_elements = num_elements_sp->GetValueAsUnsigned(0); - m_tree = table_sp->GetChildAtNamePath({ConstString("__p1_"),ConstString("__first_"),ConstString("__next_")}).get(); - if (m_num_elements > 0) - m_next_element = table_sp->GetChildAtNamePath({ConstString("__p1_"),ConstString("__first_"),ConstString("__next_")}).get(); - return false; -} - -bool -lldb_private::formatters::LibcxxStdUnorderedMapSyntheticFrontEnd::MightHaveChildren () -{ - return true; -} - -size_t -lldb_private::formatters::LibcxxStdUnorderedMapSyntheticFrontEnd::GetIndexOfChildWithName (const ConstString &name) -{ - return ExtractIndexFromString(name.GetCString()); -} - -lldb_private::formatters::LibcxxStdUnorderedMapSyntheticFrontEnd::~LibcxxStdUnorderedMapSyntheticFrontEnd () -{} - -SyntheticChildrenFrontEnd* -lldb_private::formatters::LibcxxStdUnorderedMapSyntheticFrontEndCreator (CXXSyntheticChildren*, lldb::ValueObjectSP valobj_sp) -{ - if (!valobj_sp) - return NULL; - return (new LibcxxStdUnorderedMapSyntheticFrontEnd(valobj_sp)); -} |