diff options
Diffstat (limited to 'source/Plugins/Language/CPlusPlus/LibCxxVector.cpp')
| -rw-r--r-- | source/Plugins/Language/CPlusPlus/LibCxxVector.cpp | 206 |
1 files changed, 98 insertions, 108 deletions
diff --git a/source/Plugins/Language/CPlusPlus/LibCxxVector.cpp b/source/Plugins/Language/CPlusPlus/LibCxxVector.cpp index ed26eaea121c..b5c9b6d0f11e 100644 --- a/source/Plugins/Language/CPlusPlus/LibCxxVector.cpp +++ b/source/Plugins/Language/CPlusPlus/LibCxxVector.cpp @@ -22,130 +22,120 @@ using namespace lldb_private; using namespace lldb_private::formatters; namespace lldb_private { - namespace formatters { - class LibcxxStdVectorSyntheticFrontEnd : public SyntheticChildrenFrontEnd - { - public: - LibcxxStdVectorSyntheticFrontEnd (lldb::ValueObjectSP valobj_sp); - - ~LibcxxStdVectorSyntheticFrontEnd() override; - - size_t - CalculateNumChildren() override; - - lldb::ValueObjectSP - GetChildAtIndex(size_t idx) override; - - bool - Update() override; - - bool - MightHaveChildren() override; - - size_t - GetIndexOfChildWithName(const ConstString &name) override; - - private: - ValueObject* m_start; - ValueObject* m_finish; - CompilerType m_element_type; - uint32_t m_element_size; - }; - } // namespace formatters +namespace formatters { +class LibcxxStdVectorSyntheticFrontEnd : public SyntheticChildrenFrontEnd { +public: + LibcxxStdVectorSyntheticFrontEnd(lldb::ValueObjectSP valobj_sp); + + ~LibcxxStdVectorSyntheticFrontEnd() override; + + size_t CalculateNumChildren() override; + + lldb::ValueObjectSP GetChildAtIndex(size_t idx) override; + + bool Update() override; + + bool MightHaveChildren() override; + + size_t GetIndexOfChildWithName(const ConstString &name) override; + +private: + ValueObject *m_start; + ValueObject *m_finish; + CompilerType m_element_type; + uint32_t m_element_size; +}; +} // namespace formatters } // namespace lldb_private -lldb_private::formatters::LibcxxStdVectorSyntheticFrontEnd::LibcxxStdVectorSyntheticFrontEnd (lldb::ValueObjectSP valobj_sp) : - SyntheticChildrenFrontEnd(*valobj_sp), - m_start(nullptr), - m_finish(nullptr), - m_element_type(), - m_element_size(0) -{ - if (valobj_sp) - Update(); +lldb_private::formatters::LibcxxStdVectorSyntheticFrontEnd:: + LibcxxStdVectorSyntheticFrontEnd(lldb::ValueObjectSP valobj_sp) + : SyntheticChildrenFrontEnd(*valobj_sp), m_start(nullptr), + m_finish(nullptr), m_element_type(), m_element_size(0) { + if (valobj_sp) + Update(); } -lldb_private::formatters::LibcxxStdVectorSyntheticFrontEnd::~LibcxxStdVectorSyntheticFrontEnd() -{ - // these need to stay around because they are child objects who will follow their parent's life cycle - // delete m_start; - // delete m_finish; +lldb_private::formatters::LibcxxStdVectorSyntheticFrontEnd:: + ~LibcxxStdVectorSyntheticFrontEnd() { + // these need to stay around because they are child objects who will follow + // their parent's life cycle + // delete m_start; + // delete m_finish; } -size_t -lldb_private::formatters::LibcxxStdVectorSyntheticFrontEnd::CalculateNumChildren () -{ - if (!m_start || !m_finish) - return 0; - uint64_t start_val = m_start->GetValueAsUnsigned(0); - uint64_t finish_val = m_finish->GetValueAsUnsigned(0); - - if (start_val == 0 || finish_val == 0) - return 0; - - if (start_val >= finish_val) - return 0; - - size_t num_children = (finish_val - start_val); - if (num_children % m_element_size) - return 0; - return num_children/m_element_size; +size_t lldb_private::formatters::LibcxxStdVectorSyntheticFrontEnd:: + CalculateNumChildren() { + if (!m_start || !m_finish) + return 0; + uint64_t start_val = m_start->GetValueAsUnsigned(0); + uint64_t finish_val = m_finish->GetValueAsUnsigned(0); + + if (start_val == 0 || finish_val == 0) + return 0; + + if (start_val >= finish_val) + return 0; + + size_t num_children = (finish_val - start_val); + if (num_children % m_element_size) + return 0; + return num_children / m_element_size; } lldb::ValueObjectSP -lldb_private::formatters::LibcxxStdVectorSyntheticFrontEnd::GetChildAtIndex (size_t idx) -{ - if (!m_start || !m_finish) - return lldb::ValueObjectSP(); - - uint64_t offset = idx * m_element_size; - offset = offset + m_start->GetValueAsUnsigned(0); - StreamString name; - name.Printf("[%" PRIu64 "]", (uint64_t)idx); - return CreateValueObjectFromAddress(name.GetData(), - offset, - m_backend.GetExecutionContextRef(), - m_element_type); +lldb_private::formatters::LibcxxStdVectorSyntheticFrontEnd::GetChildAtIndex( + size_t idx) { + if (!m_start || !m_finish) + return lldb::ValueObjectSP(); + + uint64_t offset = idx * m_element_size; + offset = offset + m_start->GetValueAsUnsigned(0); + StreamString name; + name.Printf("[%" PRIu64 "]", (uint64_t)idx); + return CreateValueObjectFromAddress(name.GetString(), offset, + m_backend.GetExecutionContextRef(), + m_element_type); } -bool -lldb_private::formatters::LibcxxStdVectorSyntheticFrontEnd::Update() -{ - m_start = m_finish = nullptr; - ValueObjectSP data_type_finder_sp(m_backend.GetChildMemberWithName(ConstString("__end_cap_"),true)); - if (!data_type_finder_sp) - return false; - data_type_finder_sp = data_type_finder_sp->GetChildMemberWithName(ConstString("__first_"),true); - if (!data_type_finder_sp) - return false; - m_element_type = data_type_finder_sp->GetCompilerType().GetPointeeType(); - m_element_size = m_element_type.GetByteSize(nullptr); - - if (m_element_size > 0) - { - // store raw pointers or end up with a circular dependency - m_start = m_backend.GetChildMemberWithName(ConstString("__begin_"),true).get(); - m_finish = m_backend.GetChildMemberWithName(ConstString("__end_"),true).get(); - } +bool lldb_private::formatters::LibcxxStdVectorSyntheticFrontEnd::Update() { + m_start = m_finish = nullptr; + ValueObjectSP data_type_finder_sp( + m_backend.GetChildMemberWithName(ConstString("__end_cap_"), true)); + if (!data_type_finder_sp) + return false; + data_type_finder_sp = data_type_finder_sp->GetChildMemberWithName( + ConstString("__first_"), true); + if (!data_type_finder_sp) return false; + m_element_type = data_type_finder_sp->GetCompilerType().GetPointeeType(); + m_element_size = m_element_type.GetByteSize(nullptr); + + if (m_element_size > 0) { + // store raw pointers or end up with a circular dependency + m_start = + m_backend.GetChildMemberWithName(ConstString("__begin_"), true).get(); + m_finish = + m_backend.GetChildMemberWithName(ConstString("__end_"), true).get(); + } + return false; } -bool -lldb_private::formatters::LibcxxStdVectorSyntheticFrontEnd::MightHaveChildren () -{ - return true; +bool lldb_private::formatters::LibcxxStdVectorSyntheticFrontEnd:: + MightHaveChildren() { + return true; } -size_t -lldb_private::formatters::LibcxxStdVectorSyntheticFrontEnd::GetIndexOfChildWithName (const ConstString &name) -{ - if (!m_start || !m_finish) - return UINT32_MAX; - return ExtractIndexFromString(name.GetCString()); +size_t lldb_private::formatters::LibcxxStdVectorSyntheticFrontEnd:: + GetIndexOfChildWithName(const ConstString &name) { + if (!m_start || !m_finish) + return UINT32_MAX; + return ExtractIndexFromString(name.GetCString()); } -lldb_private::SyntheticChildrenFrontEnd* -lldb_private::formatters::LibcxxStdVectorSyntheticFrontEndCreator (CXXSyntheticChildren*, lldb::ValueObjectSP valobj_sp) -{ - return (valobj_sp ? new LibcxxStdVectorSyntheticFrontEnd(valobj_sp) : nullptr); +lldb_private::SyntheticChildrenFrontEnd * +lldb_private::formatters::LibcxxStdVectorSyntheticFrontEndCreator( + CXXSyntheticChildren *, lldb::ValueObjectSP valobj_sp) { + return (valobj_sp ? new LibcxxStdVectorSyntheticFrontEnd(valobj_sp) + : nullptr); } |