forked from OSchip/llvm-project
122 lines
3.4 KiB
C++
122 lines
3.4 KiB
C++
//===-- LibCxxAtomic.cpp ------------------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "LibCxxAtomic.h"
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using namespace lldb;
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using namespace lldb_private;
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using namespace lldb_private::formatters;
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bool
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lldb_private::formatters::LibCxxAtomicSummaryProvider (ValueObject& valobj, Stream& stream, const TypeSummaryOptions& options)
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{
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static ConstString g___a_("__a_");
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if (ValueObjectSP child = valobj.GetChildMemberWithName(g___a_, true))
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{
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std::string summary;
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if (child->GetSummaryAsCString(summary, options) && summary.size() > 0)
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{
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stream.Printf("%s", summary.c_str());
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return true;
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}
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}
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return false;
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}
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namespace lldb_private {
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namespace formatters {
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class LibcxxStdAtomicSyntheticFrontEnd : public SyntheticChildrenFrontEnd
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{
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public:
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LibcxxStdAtomicSyntheticFrontEnd (lldb::ValueObjectSP valobj_sp);
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~LibcxxStdAtomicSyntheticFrontEnd() override = default;
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size_t
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CalculateNumChildren() override;
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lldb::ValueObjectSP
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GetChildAtIndex(size_t idx) override;
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bool
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Update() override;
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bool
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MightHaveChildren() override;
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size_t
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GetIndexOfChildWithName(const ConstString &name) override;
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lldb::ValueObjectSP
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GetSyntheticValue () override;
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private:
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ValueObject *m_real_child;
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};
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} // namespace formatters
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} // namespace lldb_private
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lldb_private::formatters::LibcxxStdAtomicSyntheticFrontEnd::LibcxxStdAtomicSyntheticFrontEnd (lldb::ValueObjectSP valobj_sp) :
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SyntheticChildrenFrontEnd(*valobj_sp),
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m_real_child(nullptr)
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{
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}
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bool
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lldb_private::formatters::LibcxxStdAtomicSyntheticFrontEnd::Update()
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{
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static ConstString g___a_("__a_");
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m_real_child = m_backend.GetChildMemberWithName(g___a_, true).get();
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return false;
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}
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bool
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lldb_private::formatters::LibcxxStdAtomicSyntheticFrontEnd::MightHaveChildren()
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{
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return true;
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}
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size_t
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lldb_private::formatters::LibcxxStdAtomicSyntheticFrontEnd::CalculateNumChildren()
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{
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return m_real_child ? m_real_child->GetNumChildren() : 0;
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}
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lldb::ValueObjectSP
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lldb_private::formatters::LibcxxStdAtomicSyntheticFrontEnd::GetChildAtIndex(size_t idx)
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{
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return m_real_child ? m_real_child->GetChildAtIndex(idx, true) : nullptr;
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}
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size_t
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lldb_private::formatters::LibcxxStdAtomicSyntheticFrontEnd::GetIndexOfChildWithName(const ConstString &name)
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{
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return m_real_child ? m_real_child->GetIndexOfChildWithName(name) : UINT32_MAX;
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}
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lldb::ValueObjectSP
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lldb_private::formatters::LibcxxStdAtomicSyntheticFrontEnd::GetSyntheticValue ()
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{
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if (m_real_child && m_real_child->CanProvideValue())
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return m_real_child->GetSP();
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return nullptr;
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}
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SyntheticChildrenFrontEnd*
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lldb_private::formatters::LibcxxAtomicSyntheticFrontEndCreator (CXXSyntheticChildren*, lldb::ValueObjectSP valobj_sp)
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{
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if (valobj_sp)
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return new LibcxxStdAtomicSyntheticFrontEnd(valobj_sp);
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return nullptr;
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}
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