lldb/source/Plugins/Architecture/AArch64/ArchitectureAArch64.h

   1 //===-- ArchitectureAArch64.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_ARCHITECTURE_AARCH64_ARCHITECTUREAARCH64_H
  10 #define LLDB_SOURCE_PLUGINS_ARCHITECTURE_AARCH64_ARCHITECTUREAARCH64_H
  11
  12 #include "Plugins/Process/Utility/MemoryTagManagerAArch64MTE.h"
  13 #include "lldb/Core/Architecture.h"
  14
  15 namespace lldb_private {
  16
  17 class ArchitectureAArch64 : public Architecture {
  18 public:
  19   static llvm::StringRef GetPluginNameStatic() { return "aarch64"; }
  20   static void Initialize();
  21   static void Terminate();
  22
  23   llvm::StringRef GetPluginName() override { return GetPluginNameStatic(); }
  24
  25   void OverrideStopInfo(Thread &thread) const override {}
  26
  27   const MemoryTagManager *GetMemoryTagManager() const override {
  28     return &m_memory_tag_manager;
  29   }
  30
  31   bool
  32   RegisterWriteCausesReconfigure(const llvm::StringRef name) const override {
  33     // lldb treats svg as read only, so only vg can be written. This results in
  34     // the SVE registers changing size.
  35     return name == "vg";
  36   }
  37
  38   bool ReconfigureRegisterInfo(DynamicRegisterInfo &reg_info,
  39                                DataExtractor &reg_data,
  40                                RegisterContext &reg_context) const override;
  41
  42 private:
  43   static std::unique_ptr<Architecture> Create(const ArchSpec &arch);
  44   ArchitectureAArch64() = default;
  45   MemoryTagManagerAArch64MTE m_memory_tag_manager;
  46 };
  47
  48 } // namespace lldb_private
  49
  50 #endif // LLDB_SOURCE_PLUGINS_ARCHITECTURE_AARCH64_ARCHITECTUREAARCH64_H