lldb/source/Plugins/Process/Utility/RegisterContextPOSIX_arm64.h

   1 //===-- RegisterContextPOSIX_arm64.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_PROCESS_UTILITY_REGISTERCONTEXTPOSIX_ARM64_H
  10 #define LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTPOSIX_ARM64_H
  11
  12 #include "RegisterInfoInterface.h"
  13 #include "RegisterInfoPOSIX_arm64.h"
  14 #include "lldb/Target/RegisterContext.h"
  15 #include "lldb/Utility/Log.h"
  16
  17 class RegisterContextPOSIX_arm64 : public lldb_private::RegisterContext {
  18 public:
  19   RegisterContextPOSIX_arm64(
  20       lldb_private::Thread &thread,
  21       std::unique_ptr<RegisterInfoPOSIX_arm64> register_info);
  22
  23   ~RegisterContextPOSIX_arm64() override;
  24
  25   void Invalidate();
  26
  27   void InvalidateAllRegisters() override;
  28
  29   size_t GetRegisterCount() override;
  30
  31   virtual size_t GetGPRSize();
  32
  33   virtual unsigned GetRegisterSize(unsigned reg);
  34
  35   virtual unsigned GetRegisterOffset(unsigned reg);
  36
  37   const lldb_private::RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override;
  38
  39   size_t GetRegisterSetCount() override;
  40
  41   const lldb_private::RegisterSet *GetRegisterSet(size_t set) override;
  42
  43   const char *GetRegisterName(unsigned reg);
  44
  45 protected:
  46   std::unique_ptr<RegisterInfoPOSIX_arm64> m_register_info_up;
  47
  48   virtual const lldb_private::RegisterInfo *GetRegisterInfo();
  49
  50   bool IsGPR(unsigned reg);
  51
  52   bool IsFPR(unsigned reg);
  53
  54   size_t GetFPUSize() { return sizeof(RegisterInfoPOSIX_arm64::FPU); }
  55
  56   bool IsSVE(unsigned reg) const;
  57   bool IsPAuth(unsigned reg) const;
  58   bool IsTLS(unsigned reg) const;
  59   bool IsSME(unsigned reg) const;
  60   bool IsMTE(unsigned reg) const;
  61
  62   bool IsSVEZ(unsigned reg) const { return m_register_info_up->IsSVEZReg(reg); }
  63   bool IsSVEP(unsigned reg) const { return m_register_info_up->IsSVEPReg(reg); }
  64   bool IsSVEVG(unsigned reg) const {
  65     return m_register_info_up->IsSVERegVG(reg);
  66   }
  67   bool IsSMEZA(unsigned reg) const {
  68     return m_register_info_up->IsSMERegZA(reg);
  69   }
  70
  71   uint32_t GetRegNumSVEZ0() const {
  72     return m_register_info_up->GetRegNumSVEZ0();
  73   }
  74   uint32_t GetRegNumSVEFFR() const {
  75     return m_register_info_up->GetRegNumSVEFFR();
  76   }
  77   uint32_t GetRegNumFPCR() const { return m_register_info_up->GetRegNumFPCR(); }
  78   uint32_t GetRegNumFPSR() const { return m_register_info_up->GetRegNumFPSR(); }
  79
  80   virtual bool ReadGPR() = 0;
  81   virtual bool ReadFPR() = 0;
  82   virtual bool WriteGPR() = 0;
  83   virtual bool WriteFPR() = 0;
  84 };
  85
  86 #endif // LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTPOSIX_ARM64_H