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Diffstat (limited to 'source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.h')
| -rw-r--r-- | source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.h | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.h b/source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.h new file mode 100644 index 0000000000000..1a8c0f6938a5b --- /dev/null +++ b/source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.h @@ -0,0 +1,186 @@ +//===-- CPlusPlusLanguage.h -------------------------------------*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#ifndef liblldb_CPlusPlusLanguage_h_ +#define liblldb_CPlusPlusLanguage_h_ + +// C Includes +// C++ Includes +#include <vector> + +// Other libraries and framework includes +#include "llvm/ADT/StringRef.h" + +// Project includes +#include "lldb/lldb-private.h" +#include "lldb/Core/ConstString.h" +#include "lldb/Target/Language.h" + +namespace lldb_private { + +class CPlusPlusLanguage : + public Language +{ +public: + class MethodName + { + public: + enum Type + { + eTypeInvalid, + eTypeUnknownMethod, + eTypeClassMethod, + eTypeInstanceMethod + }; + + MethodName () : + m_full(), + m_basename(), + m_context(), + m_arguments(), + m_qualifiers(), + m_type (eTypeInvalid), + m_parsed (false), + m_parse_error (false) + { + } + + MethodName (const ConstString &s) : + m_full(s), + m_basename(), + m_context(), + m_arguments(), + m_qualifiers(), + m_type (eTypeInvalid), + m_parsed (false), + m_parse_error (false) + { + } + + void + Clear(); + + bool + IsValid () + { + if (!m_parsed) + Parse(); + if (m_parse_error) + return false; + if (m_type == eTypeInvalid) + return false; + return (bool)m_full; + } + + Type + GetType () const + { + return m_type; + } + + const ConstString & + GetFullName () const + { + return m_full; + } + + llvm::StringRef + GetBasename (); + + llvm::StringRef + GetContext (); + + llvm::StringRef + GetArguments (); + + llvm::StringRef + GetQualifiers (); + + protected: + void + Parse(); + + ConstString m_full; // Full name: "lldb::SBTarget::GetBreakpointAtIndex(unsigned int) const" + llvm::StringRef m_basename; // Basename: "GetBreakpointAtIndex" + llvm::StringRef m_context; // Decl context: "lldb::SBTarget" + llvm::StringRef m_arguments; // Arguments: "(unsigned int)" + llvm::StringRef m_qualifiers; // Qualifiers: "const" + Type m_type; + bool m_parsed; + bool m_parse_error; + }; + + CPlusPlusLanguage() = default; + + ~CPlusPlusLanguage() override = default; + + lldb::LanguageType + GetLanguageType () const override + { + return lldb::eLanguageTypeC_plus_plus; + } + + lldb::TypeCategoryImplSP + GetFormatters () override; + + HardcodedFormatters::HardcodedSummaryFinder + GetHardcodedSummaries () override; + + HardcodedFormatters::HardcodedSyntheticFinder + GetHardcodedSynthetics () override; + + //------------------------------------------------------------------ + // Static Functions + //------------------------------------------------------------------ + static void + Initialize(); + + static void + Terminate(); + + static lldb_private::Language * + CreateInstance (lldb::LanguageType language); + + static lldb_private::ConstString + GetPluginNameStatic(); + + static bool + IsCPPMangledName(const char *name); + + // Extract C++ context and identifier from a string using heuristic matching (as opposed to + // CPlusPlusLanguage::MethodName which has to have a fully qualified C++ name with parens and arguments. + // If the name is a lone C identifier (e.g. C) or a qualified C identifier (e.g. A::B::C) it will return true, + // and identifier will be the identifier (C and C respectively) and the context will be "" and "A::B::" respectively. + // If the name fails the heuristic matching for a qualified or unqualified C/C++ identifier, then it will return false + // and identifier and context will be unchanged. + + static bool + ExtractContextAndIdentifier (const char *name, llvm::StringRef &context, llvm::StringRef &identifier); + + // in some cases, compilers will output different names for one same type. when that happens, it might be impossible + // to construct SBType objects for a valid type, because the name that is available is not the same as the name that + // can be used as a search key in FindTypes(). the equivalents map here is meant to return possible alternative names + // for a type through which a search can be conducted. Currently, this is only enabled for C++ but can be extended + // to ObjC or other languages if necessary + static uint32_t + FindEquivalentNames(ConstString type_name, std::vector<ConstString>& equivalents); + + //------------------------------------------------------------------ + // PluginInterface protocol + //------------------------------------------------------------------ + ConstString + GetPluginName() override; + + uint32_t + GetPluginVersion() override; +}; + +} // namespace lldb_private + +#endif // liblldb_CPlusPlusLanguage_h_ |