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139 lines
4.3 KiB
C++
139 lines
4.3 KiB
C++
//===-- CPlusPlusLanguage.h -------------------------------------*- 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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#ifndef liblldb_CPlusPlusLanguage_h_
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#define liblldb_CPlusPlusLanguage_h_
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// C Includes
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// C++ Includes
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#include <set>
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#include <vector>
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// Other libraries and framework includes
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#include "llvm/ADT/StringRef.h"
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// Project includes
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#include "lldb/Target/Language.h"
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#include "lldb/Utility/ConstString.h"
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#include "lldb/lldb-private.h"
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namespace lldb_private {
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class CPlusPlusLanguage : public Language {
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public:
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class MethodName {
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public:
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MethodName()
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: m_full(), m_basename(), m_context(), m_arguments(), m_qualifiers(),
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m_parsed(false), m_parse_error(false) {}
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MethodName(const ConstString &s)
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: m_full(s), m_basename(), m_context(), m_arguments(), m_qualifiers(),
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m_parsed(false), m_parse_error(false) {}
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void Clear();
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bool IsValid() {
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if (!m_parsed)
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Parse();
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if (m_parse_error)
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return false;
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return (bool)m_full;
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}
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const ConstString &GetFullName() const { return m_full; }
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std::string GetScopeQualifiedName();
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llvm::StringRef GetBasename();
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llvm::StringRef GetContext();
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llvm::StringRef GetArguments();
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llvm::StringRef GetQualifiers();
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protected:
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void Parse();
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bool TrySimplifiedParse();
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ConstString m_full; // Full name:
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// "lldb::SBTarget::GetBreakpointAtIndex(unsigned int)
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// const"
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llvm::StringRef m_basename; // Basename: "GetBreakpointAtIndex"
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llvm::StringRef m_context; // Decl context: "lldb::SBTarget"
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llvm::StringRef m_arguments; // Arguments: "(unsigned int)"
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llvm::StringRef m_qualifiers; // Qualifiers: "const"
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bool m_parsed;
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bool m_parse_error;
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};
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CPlusPlusLanguage() = default;
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~CPlusPlusLanguage() override = default;
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lldb::LanguageType GetLanguageType() const override {
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return lldb::eLanguageTypeC_plus_plus;
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}
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std::unique_ptr<TypeScavenger> GetTypeScavenger() override;
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lldb::TypeCategoryImplSP GetFormatters() override;
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HardcodedFormatters::HardcodedSummaryFinder GetHardcodedSummaries() override;
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HardcodedFormatters::HardcodedSyntheticFinder
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GetHardcodedSynthetics() override;
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//------------------------------------------------------------------
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// Static Functions
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//------------------------------------------------------------------
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static void Initialize();
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static void Terminate();
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static lldb_private::Language *CreateInstance(lldb::LanguageType language);
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static lldb_private::ConstString GetPluginNameStatic();
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static bool IsCPPMangledName(const char *name);
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// Extract C++ context and identifier from a string using heuristic matching
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// (as opposed to
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// CPlusPlusLanguage::MethodName which has to have a fully qualified C++ name
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// with parens and arguments.
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// If the name is a lone C identifier (e.g. C) or a qualified C identifier
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// (e.g. A::B::C) it will return true,
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// and identifier will be the identifier (C and C respectively) and the
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// context will be "" and "A::B" respectively.
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// If the name fails the heuristic matching for a qualified or unqualified
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// C/C++ identifier, then it will return false
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// and identifier and context will be unchanged.
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static bool ExtractContextAndIdentifier(const char *name,
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llvm::StringRef &context,
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llvm::StringRef &identifier);
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// Given a mangled function name, calculates some alternative manglings since
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// the compiler mangling may not line up with the symbol we are expecting
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static uint32_t
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FindAlternateFunctionManglings(const ConstString mangled,
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std::set<ConstString> &candidates);
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//------------------------------------------------------------------
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// PluginInterface protocol
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//------------------------------------------------------------------
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ConstString GetPluginName() override;
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uint32_t GetPluginVersion() override;
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};
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} // namespace lldb_private
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#endif // liblldb_CPlusPlusLanguage_h_
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