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

   1 //===-- RegisterContextPOSIXProcessMonitor_arm.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 liblldb_RegisterContextPOSIXProcessMonitor_arm_H_
  10 #define liblldb_RegisterContextPOSIXProcessMonitor_arm_H_
  11
  12 #include "Plugins/Process/Utility/RegisterContextPOSIX_arm.h"
  13 #include "RegisterContextPOSIX.h"
  14
  15 class RegisterContextPOSIXProcessMonitor_arm : public RegisterContextPOSIX_arm,
  16                                                public POSIXBreakpointProtocol {
  17 public:
  18   RegisterContextPOSIXProcessMonitor_arm(
  19       lldb_private::Thread &thread, uint32_t concrete_frame_idx,
  20       lldb_private::RegisterInfoInterface *register_info);
  21
  22 protected:
  23   bool ReadGPR();
  24
  25   bool ReadFPR();
  26
  27   bool WriteGPR();
  28
  29   bool WriteFPR();
  30
  31   // lldb_private::RegisterContext
  32   bool ReadRegister(const unsigned reg, lldb_private::RegisterValue &value);
  33
  34   bool WriteRegister(const unsigned reg,
  35                      const lldb_private::RegisterValue &value);
  36
  37   bool ReadRegister(const lldb_private::RegisterInfo *reg_info,
  38                     lldb_private::RegisterValue &value);
  39
  40   bool WriteRegister(const lldb_private::RegisterInfo *reg_info,
  41                      const lldb_private::RegisterValue &value);
  42
  43   bool ReadAllRegisterValues(lldb::DataBufferSP &data_sp);
  44
  45   bool WriteAllRegisterValues(const lldb::DataBufferSP &data_sp);
  46
  47   uint32_t SetHardwareWatchpoint(lldb::addr_t addr, size_t size, bool read,
  48                                  bool write);
  49
  50   bool ClearHardwareWatchpoint(uint32_t hw_index);
  51
  52   bool HardwareSingleStep(bool enable);
  53
  54   // POSIXBreakpointProtocol
  55   bool UpdateAfterBreakpoint();
  56
  57   unsigned GetRegisterIndexFromOffset(unsigned offset);
  58
  59   bool IsWatchpointHit(uint32_t hw_index);
  60
  61   bool ClearWatchpointHits();
  62
  63   lldb::addr_t GetWatchpointAddress(uint32_t hw_index);
  64
  65   bool IsWatchpointVacant(uint32_t hw_index);
  66
  67   bool SetHardwareWatchpointWithIndex(lldb::addr_t addr, size_t size, bool read,
  68                                       bool write, uint32_t hw_index);
  69
  70   uint32_t NumSupportedHardwareWatchpoints();
  71
  72 private:
  73   ProcessMonitor &GetMonitor();
  74 };
  75
  76 #endif