Coverage Report

Created: 2022-01-18 06:27

/Users/buildslave/jenkins/workspace/coverage/llvm-project/lldb/source/Plugins/LanguageRuntime/CPlusPlus/CPPLanguageRuntime.h
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//===-- CPPLanguageRuntime.h
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLDB_SOURCE_PLUGINS_LANGUAGERUNTIME_CPLUSPLUS_CPPLANGUAGERUNTIME_H
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#define LLDB_SOURCE_PLUGINS_LANGUAGERUNTIME_CPLUSPLUS_CPPLANGUAGERUNTIME_H
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#include <vector>
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#include "llvm/ADT/StringMap.h"
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#include "lldb/Core/PluginInterface.h"
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#include "lldb/Target/LanguageRuntime.h"
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#include "lldb/lldb-private.h"
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namespace lldb_private {
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class CPPLanguageRuntime : public LanguageRuntime {
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public:
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  enum class LibCppStdFunctionCallableCase {
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    Lambda = 0,
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    CallableObject,
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    FreeOrMemberFunction,
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    Invalid
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  };
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  struct LibCppStdFunctionCallableInfo {
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    Symbol callable_symbol;
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    Address callable_address;
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    LineEntry callable_line_entry;
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    lldb::addr_t member__f_pointer_value = 0u;
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    LibCppStdFunctionCallableCase callable_case =
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        LibCppStdFunctionCallableCase::Invalid;
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  };
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  LibCppStdFunctionCallableInfo
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  FindLibCppStdFunctionCallableInfo(lldb::ValueObjectSP &valobj_sp);
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  static char ID;
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  bool isA(const void *ClassID) const override {
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    return ClassID == &ID || 
LanguageRuntime::isA(ClassID)8.13k
;
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  }
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  static bool classof(const LanguageRuntime *runtime) {
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    return runtime->isA(&ID);
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  }
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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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  static CPPLanguageRuntime *Get(Process &process) {
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    return llvm::cast_or_null<CPPLanguageRuntime>(
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        process.GetLanguageRuntime(lldb::eLanguageTypeC_plus_plus));
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  }
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  bool GetObjectDescription(Stream &str, ValueObject &object) override;
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  bool GetObjectDescription(Stream &str, Value &value,
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                            ExecutionContextScope *exe_scope) override;
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  /// Obtain a ThreadPlan to get us into C++ constructs such as std::function.
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  ///
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  /// \param[in] thread
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  ///     Current thrad of execution.
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  ///
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  /// \param[in] stop_others
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  ///     True if other threads should pause during execution.
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  ///
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  /// \return
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  ///      A ThreadPlan Shared pointer
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  lldb::ThreadPlanSP GetStepThroughTrampolinePlan(Thread &thread,
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                                                  bool stop_others) override;
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  bool IsAllowedRuntimeValue(ConstString name) override;
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protected:
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  // Classes that inherit from CPPLanguageRuntime can see and modify these
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  CPPLanguageRuntime(Process *process);
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private:
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  using OperatorStringToCallableInfoMap =
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    llvm::StringMap<CPPLanguageRuntime::LibCppStdFunctionCallableInfo>;
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  OperatorStringToCallableInfoMap CallableLookupCache;
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};
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} // namespace lldb_private
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#endif // LLDB_SOURCE_PLUGINS_LANGUAGERUNTIME_CPLUSPLUS_CPPLANGUAGERUNTIME_H