lldb/source/Plugins/Process/Utility/RegisterContextPOSIX_s390x.h

   1 //===-- RegisterContextPOSIX_s390x.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_S390X_H
  10 #define LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTPOSIX_S390X_H
  11
  12 #include "RegisterContext_s390x.h"
  13 #include "RegisterInfoInterface.h"
  14 #include "lldb-s390x-register-enums.h"
  15 #include "lldb/Target/RegisterContext.h"
  16 #include "lldb/Utility/Log.h"
  17
  18 class RegisterContextPOSIX_s390x : public lldb_private::RegisterContext {
  19 public:
  20   RegisterContextPOSIX_s390x(
  21       lldb_private::Thread &thread, uint32_t concrete_frame_idx,
  22       lldb_private::RegisterInfoInterface *register_info);
  23
  24   ~RegisterContextPOSIX_s390x() override;
  25
  26   void Invalidate();
  27
  28   void InvalidateAllRegisters() override;
  29
  30   size_t GetRegisterCount() override;
  31
  32   virtual unsigned GetRegisterSize(unsigned reg);
  33
  34   virtual unsigned GetRegisterOffset(unsigned reg);
  35
  36   const lldb_private::RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override;
  37
  38   size_t GetRegisterSetCount() override;
  39
  40   const lldb_private::RegisterSet *GetRegisterSet(size_t set) override;
  41
  42   const char *GetRegisterName(unsigned reg);
  43
  44 protected:
  45   struct RegInfo {
  46     uint32_t num_registers;
  47     uint32_t num_gpr_registers;
  48     uint32_t num_fpr_registers;
  49
  50     uint32_t last_gpr;
  51     uint32_t first_fpr;
  52     uint32_t last_fpr;
  53   };
  54
  55   RegInfo m_reg_info;
  56   std::unique_ptr<lldb_private::RegisterInfoInterface> m_register_info_up;
  57
  58   virtual bool IsRegisterSetAvailable(size_t set_index);
  59
  60   virtual const lldb_private::RegisterInfo *GetRegisterInfo();
  61
  62   bool IsGPR(unsigned reg);
  63
  64   bool IsFPR(unsigned reg);
  65
  66   virtual bool ReadGPR() = 0;
  67   virtual bool ReadFPR() = 0;
  68   virtual bool WriteGPR() = 0;
  69   virtual bool WriteFPR() = 0;
  70 };
  71
  72 #endif // LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTPOSIX_S390X_H