1 //===-- GNUstepObjCRuntime.h ------------------------------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef LLDB_SOURCE_PLUGINS_LANGUAGERUNTIME_OBJC_GNUSTEPOBJCRUNTIME_GNUSTEPOBJCRUNTIME_H 10 #define LLDB_SOURCE_PLUGINS_LANGUAGERUNTIME_OBJC_GNUSTEPOBJCRUNTIME_GNUSTEPOBJCRUNTIME_H 11 12 #include "lldb/Target/LanguageRuntime.h" 13 #include "lldb/lldb-private.h" 14 15 #include "Plugins/LanguageRuntime/ObjC/ObjCLanguageRuntime.h" 16 17 #include "llvm/ADT/StringRef.h" 18 #include "llvm/Support/Error.h" 19 20 #include <optional> 21 22 namespace lldb_private { 23 24 class GNUstepObjCRuntime : public lldb_private::ObjCLanguageRuntime { 25 public: 26 ~GNUstepObjCRuntime() override; 27 28 // 29 // PluginManager, PluginInterface and LLVM RTTI implementation 30 // 31 32 static char ID; 33 34 static void Initialize(); 35 36 static void Terminate(); 37 38 static lldb_private::LanguageRuntime * 39 CreateInstance(Process *process, lldb::LanguageType language); 40 41 static llvm::StringRef GetPluginNameStatic() { 42 return "gnustep-objc-libobjc2"; 43 } 44 45 llvm::StringRef GetPluginName() override { return GetPluginNameStatic(); } 46 47 void ModulesDidLoad(const ModuleList &module_list) override; 48 49 bool isA(const void *ClassID) const override { 50 return ClassID == &ID || ObjCLanguageRuntime::isA(ClassID); 51 } 52 53 static bool classof(const LanguageRuntime *runtime) { 54 return runtime->isA(&ID); 55 } 56 57 // 58 // LanguageRuntime implementation 59 // 60 bool GetObjectDescription(Stream &str, Value &value, 61 ExecutionContextScope *exe_scope) override; 62 63 bool GetObjectDescription(Stream &str, ValueObject &object) override; 64 65 bool CouldHaveDynamicValue(ValueObject &in_value) override; 66 67 bool GetDynamicTypeAndAddress(ValueObject &in_value, 68 lldb::DynamicValueType use_dynamic, 69 TypeAndOrName &class_type_or_name, 70 Address &address, 71 Value::ValueType &value_type) override; 72 73 TypeAndOrName FixUpDynamicType(const TypeAndOrName &type_and_or_name, 74 ValueObject &static_value) override; 75 76 lldb::BreakpointResolverSP 77 CreateExceptionResolver(const lldb::BreakpointSP &bkpt, bool catch_bp, 78 bool throw_bp) override; 79 80 lldb::ThreadPlanSP GetStepThroughTrampolinePlan(Thread &thread, 81 bool stop_others) override; 82 83 // 84 // ObjCLanguageRuntime implementation 85 // 86 87 bool IsModuleObjCLibrary(const lldb::ModuleSP &module_sp) override; 88 89 bool ReadObjCLibrary(const lldb::ModuleSP &module_sp) override; 90 91 bool HasReadObjCLibrary() override { return m_objc_module_sp != nullptr; } 92 93 llvm::Expected<std::unique_ptr<UtilityFunction>> 94 CreateObjectChecker(std::string name, ExecutionContext &exe_ctx) override; 95 96 ObjCRuntimeVersions GetRuntimeVersion() const override { 97 return ObjCRuntimeVersions::eGNUstep_libobjc2; 98 } 99 100 void UpdateISAToDescriptorMapIfNeeded() override; 101 102 protected: 103 // Call CreateInstance instead. 104 GNUstepObjCRuntime(Process *process); 105 106 lldb::ModuleSP m_objc_module_sp; 107 }; 108 109 } // namespace lldb_private 110 111 #endif // LLDB_SOURCE_PLUGINS_LANGUAGERUNTIME_OBJC_GNUSTEPOBJCRUNTIME_GNUSTEPOBJCRUNTIME_H 112