1 files changed, 117 insertions, 0 deletions
diff --git a/gnu/llvm/lldb/source/Plugins/LanguageRuntime/CPlusPlus/ItaniumABI/ItaniumABILanguageRuntime.h b/gnu/llvm/lldb/source/Plugins/LanguageRuntime/CPlusPlus/ItaniumABI/ItaniumABILanguageRuntime.h
new file mode 100644
index 00000000000..97cc81b8681
--- /dev/null
+++ b/gnu/llvm/lldb/source/Plugins/LanguageRuntime/CPlusPlus/ItaniumABI/ItaniumABILanguageRuntime.h
@@ -0,0 +1,117 @@
+//===-- ItaniumABILanguageRuntime.h -----------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef liblldb_ItaniumABILanguageRuntime_h_
+#define liblldb_ItaniumABILanguageRuntime_h_
+
+#include <map>
+#include <mutex>
+#include <vector>
+
+#include "lldb/Breakpoint/BreakpointResolver.h"
+#include "lldb/Core/Value.h"
+#include "lldb/Symbol/Type.h"
+#include "lldb/Target/LanguageRuntime.h"
+#include "lldb/lldb-private.h"
+
+#include "Plugins/LanguageRuntime/CPlusPlus/CPPLanguageRuntime.h"
+
+namespace lldb_private {
+
+class ItaniumABILanguageRuntime : public lldb_private::CPPLanguageRuntime {
+public:
+  ~ItaniumABILanguageRuntime() override = default;
+
+  // Static Functions
+  static void Initialize();
+
+  static void Terminate();
+
+  static lldb_private::LanguageRuntime *
+  CreateInstance(Process *process, lldb::LanguageType language);
+
+  static lldb_private::ConstString GetPluginNameStatic();
+
+  static char ID;
+
+  bool isA(const void *ClassID) const override {
+    return ClassID == &ID || CPPLanguageRuntime::isA(ClassID);
+  }
+
+  static bool classof(const LanguageRuntime *runtime) {
+    return runtime->isA(&ID);
+  }
+
+  bool GetDynamicTypeAndAddress(ValueObject &in_value,
+                                lldb::DynamicValueType use_dynamic,
+                                TypeAndOrName &class_type_or_name,
+                                Address &address,
+                                Value::ValueType &value_type) override;
+
+  TypeAndOrName FixUpDynamicType(const TypeAndOrName &type_and_or_name,
+                                 ValueObject &static_value) override;
+
+  bool CouldHaveDynamicValue(ValueObject &in_value) override;
+
+  void SetExceptionBreakpoints() override;
+
+  void ClearExceptionBreakpoints() override;
+
+  bool ExceptionBreakpointsAreSet() override;
+
+  bool ExceptionBreakpointsExplainStop(lldb::StopInfoSP stop_reason) override;
+
+  lldb::BreakpointResolverSP CreateExceptionResolver(Breakpoint *bkpt,
+                                                     bool catch_bp,
+                                                     bool throw_bp) override;
+
+  lldb::SearchFilterSP CreateExceptionSearchFilter() override;
+  
+  lldb::ValueObjectSP GetExceptionObjectForThread(
+      lldb::ThreadSP thread_sp) override;
+
+  // PluginInterface protocol
+  lldb_private::ConstString GetPluginName() override;
+
+  uint32_t GetPluginVersion() override;
+
+protected:
+  lldb::BreakpointResolverSP CreateExceptionResolver(Breakpoint *bkpt,
+                                                     bool catch_bp,
+                                                     bool throw_bp,
+                                                     bool for_expressions);
+
+  lldb::BreakpointSP CreateExceptionBreakpoint(bool catch_bp, bool throw_bp,
+                                               bool for_expressions,
+                                               bool is_internal);
+
+private:
+  typedef std::map<lldb_private::Address, TypeAndOrName> DynamicTypeCache;
+
+  ItaniumABILanguageRuntime(Process *process)
+      : // Call CreateInstance instead.
+        lldb_private::CPPLanguageRuntime(process), m_cxx_exception_bp_sp(),
+        m_dynamic_type_map(), m_dynamic_type_map_mutex() {}
+
+  lldb::BreakpointSP m_cxx_exception_bp_sp;
+  DynamicTypeCache m_dynamic_type_map;
+  std::mutex m_dynamic_type_map_mutex;
+
+  TypeAndOrName GetTypeInfoFromVTableAddress(ValueObject &in_value,
+                                             lldb::addr_t original_ptr,
+                                             lldb::addr_t vtable_addr);
+
+  TypeAndOrName GetDynamicTypeInfo(const lldb_private::Address &vtable_addr);
+
+  void SetDynamicTypeInfo(const lldb_private::Address &vtable_addr,
+                          const TypeAndOrName &type_info);
+};
+
+} // namespace lldb_private
+
+#endif // liblldb_ItaniumABILanguageRuntime_h_