Index: lldb/trunk/source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.h =================================================================== --- lldb/trunk/source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.h +++ lldb/trunk/source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.h @@ -119,18 +119,6 @@ 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 &equivalents); - // Given a mangled function name, calculates some alternative manglings since // the compiler mangling may not line up with the symbol we are expecting static uint32_t Index: lldb/trunk/source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.cpp =================================================================== --- lldb/trunk/source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.cpp +++ lldb/trunk/source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.cpp @@ -271,144 +271,6 @@ return false; } -class CPPRuntimeEquivalents { -public: - CPPRuntimeEquivalents() { - m_impl.Append(ConstString("std::basic_string, " - "std::allocator >") - .GetStringRef(), - ConstString("basic_string")); - - // these two (with a prefixed std::) occur when c++stdlib string class - // occurs as a template argument in some STL container - m_impl.Append(ConstString("std::basic_string, " - "std::allocator >") - .GetStringRef(), - ConstString("std::basic_string")); - - m_impl.Sort(); - } - - void Add(ConstString &type_name, ConstString &type_equivalent) { - m_impl.Insert(type_name.GetStringRef(), type_equivalent); - } - - uint32_t FindExactMatches(ConstString &type_name, - std::vector &equivalents) { - uint32_t count = 0; - - for (ImplData match = - m_impl.FindFirstValueForName(type_name.GetStringRef()); - match != nullptr; match = m_impl.FindNextValueForName(match)) { - equivalents.push_back(match->value); - count++; - } - - return count; - } - - // partial matches can occur when a name with equivalents is a template - // argument. - // e.g. we may have "class Foo" be a match for "struct Bar". if we have a - // typename - // such as "class Templatized" we want this to be - // replaced with - // "class Templatized". Since partial matching is time - // consuming - // once we get a partial match, we add it to the exact matches list for faster - // retrieval - uint32_t FindPartialMatches(ConstString &type_name, - std::vector &equivalents) { - uint32_t count = 0; - - llvm::StringRef type_name_cstr = type_name.GetStringRef(); - - size_t items_count = m_impl.GetSize(); - - for (size_t item = 0; item < items_count; item++) { - llvm::StringRef key_cstr = m_impl.GetCStringAtIndex(item); - if (type_name_cstr.contains(key_cstr)) { - count += AppendReplacements(type_name_cstr, key_cstr, equivalents); - } - } - - return count; - } - -private: - std::string &replace(std::string &target, std::string &pattern, - std::string &with) { - size_t pos; - size_t pattern_len = pattern.size(); - - while ((pos = target.find(pattern)) != std::string::npos) - target.replace(pos, pattern_len, with); - - return target; - } - - uint32_t AppendReplacements(llvm::StringRef original, - llvm::StringRef matching_key, - std::vector &equivalents) { - std::string matching_key_str(matching_key); - ConstString original_const(original); - - uint32_t count = 0; - - for (ImplData match = m_impl.FindFirstValueForName(matching_key); - match != nullptr; match = m_impl.FindNextValueForName(match)) { - std::string target(original); - std::string equiv_class(match->value.AsCString()); - - replace(target, matching_key_str, equiv_class); - - ConstString target_const(target.c_str()); - -// you will most probably want to leave this off since it might make this map -// grow indefinitely -#ifdef ENABLE_CPP_EQUIVALENTS_MAP_TO_GROW - Add(original_const, target_const); -#endif - equivalents.push_back(target_const); - - count++; - } - - return count; - } - - typedef UniqueCStringMap Impl; - typedef const Impl::Entry *ImplData; - Impl m_impl; -}; - -static CPPRuntimeEquivalents &GetEquivalentsMap() { - static CPPRuntimeEquivalents g_equivalents_map; - return g_equivalents_map; -} - -uint32_t -CPlusPlusLanguage::FindEquivalentNames(ConstString type_name, - std::vector &equivalents) { - uint32_t count = GetEquivalentsMap().FindExactMatches(type_name, equivalents); - - bool might_have_partials = - (count == 0) // if we have a full name match just use it - && (strchr(type_name.AsCString(), '<') != - nullptr // we should only have partial matches when templates are - // involved, check that we have - && strchr(type_name.AsCString(), '>') != nullptr); // angle brackets - // in the type_name - // before trying to - // scan for partial - // matches - - if (might_have_partials) - count = GetEquivalentsMap().FindPartialMatches(type_name, equivalents); - - return count; -} - /// Given a mangled function `mangled`, replace all the primitive function type /// arguments of `search` with type `replace`. static ConstString SubsPrimitiveParmItanium(llvm::StringRef mangled,