contrib/llvm-project/lldb/source/Plugins/Process/FreeBSD/RegisterContextPOSIXProcessMonitor_powerpc.h

   1 //===-- RegisterContextPOSIXProcessMonitor_powerpc.h -------------*- C++
   2 //-*-===//
   3 //
   4 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   5 // See https://llvm.org/LICENSE.txt for license information.
   6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   7 //
   8 //===----------------------------------------------------------------------===//
   9
  10 #ifndef liblldb_RegisterContextPOSIXProcessMonitor_powerpc_H_
  11 #define liblldb_RegisterContextPOSIXProcessMonitor_powerpc_H_
  12
  13 #include "Plugins/Process/Utility/RegisterContextPOSIX_powerpc.h"
  14 #include "RegisterContextPOSIX.h"
  15
  16 class RegisterContextPOSIXProcessMonitor_powerpc
  17     : public RegisterContextPOSIX_powerpc,
  18       public POSIXBreakpointProtocol {
  19 public:
  20   RegisterContextPOSIXProcessMonitor_powerpc(
  21       lldb_private::Thread &thread, uint32_t concrete_frame_idx,
  22       lldb_private::RegisterInfoInterface *register_info);
  23
  24 protected:
  25   bool IsVMX();
  26
  27   bool ReadGPR();
  28
  29   bool ReadFPR();
  30
  31   bool ReadVMX();
  32
  33   bool WriteGPR();
  34
  35   bool WriteFPR();
  36
  37   bool WriteVMX();
  38
  39   // lldb_private::RegisterContext
  40   bool ReadRegister(const unsigned reg, lldb_private::RegisterValue &value);
  41
  42   bool WriteRegister(const unsigned reg,
  43                      const lldb_private::RegisterValue &value);
  44
  45   bool ReadRegister(const lldb_private::RegisterInfo *reg_info,
  46                     lldb_private::RegisterValue &value);
  47
  48   bool WriteRegister(const lldb_private::RegisterInfo *reg_info,
  49                      const lldb_private::RegisterValue &value);
  50
  51   bool ReadAllRegisterValues(lldb::DataBufferSP &data_sp);
  52
  53   bool WriteAllRegisterValues(const lldb::DataBufferSP &data_sp);
  54
  55   uint32_t SetHardwareWatchpoint(lldb::addr_t addr, size_t size, bool read,
  56                                  bool write);
  57
  58   bool ClearHardwareWatchpoint(uint32_t hw_index);
  59
  60   bool HardwareSingleStep(bool enable);
  61
  62   // POSIXBreakpointProtocol
  63   bool UpdateAfterBreakpoint();
  64
  65   unsigned GetRegisterIndexFromOffset(unsigned offset);
  66
  67   bool IsWatchpointHit(uint32_t hw_index);
  68
  69   bool ClearWatchpointHits();
  70
  71   lldb::addr_t GetWatchpointAddress(uint32_t hw_index);
  72
  73   bool IsWatchpointVacant(uint32_t hw_index);
  74
  75   bool SetHardwareWatchpointWithIndex(lldb::addr_t addr, size_t size, bool read,
  76                                       bool write, uint32_t hw_index);
  77
  78   uint32_t NumSupportedHardwareWatchpoints();
  79
  80 private:
  81   ProcessMonitor &GetMonitor();
  82 };
  83
  84 #endif