contrib/llvm-project/lldb/source/Plugins/Process/NetBSD/NativeRegisterContextNetBSD_x86_64.h

   1 //===-- NativeRegisterContextNetBSD_x86_64.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 #if defined(__x86_64__)
  10
  11 #ifndef lldb_NativeRegisterContextNetBSD_x86_64_h
  12 #define lldb_NativeRegisterContextNetBSD_x86_64_h
  13
  14 // clang-format off
  15 #include <sys/param.h>
  16 #include <sys/types.h>
  17 #include <sys/ptrace.h>
  18 #include <machine/reg.h>
  19 // clang-format on
  20
  21 #include "Plugins/Process/NetBSD/NativeRegisterContextNetBSD.h"
  22 #include "Plugins/Process/Utility/RegisterContext_x86.h"
  23 #include "Plugins/Process/Utility/lldb-x86-register-enums.h"
  24
  25 #if defined(PT_GETXSTATE) && defined(PT_SETXSTATE)
  26 #define HAVE_XSTATE
  27 #endif
  28
  29 namespace lldb_private {
  30 namespace process_netbsd {
  31
  32 class NativeProcessNetBSD;
  33
  34 class NativeRegisterContextNetBSD_x86_64 : public NativeRegisterContextNetBSD {
  35 public:
  36   NativeRegisterContextNetBSD_x86_64(const ArchSpec &target_arch,
  37                                      NativeThreadProtocol &native_thread);
  38   uint32_t GetRegisterSetCount() const override;
  39
  40   const RegisterSet *GetRegisterSet(uint32_t set_index) const override;
  41
  42   Status ReadRegister(const RegisterInfo *reg_info,
  43                       RegisterValue &reg_value) override;
  44
  45   Status WriteRegister(const RegisterInfo *reg_info,
  46                        const RegisterValue &reg_value) override;
  47
  48   Status ReadAllRegisterValues(lldb::DataBufferSP &data_sp) override;
  49
  50   Status WriteAllRegisterValues(const lldb::DataBufferSP &data_sp) override;
  51
  52   Status IsWatchpointHit(uint32_t wp_index, bool &is_hit) override;
  53
  54   Status GetWatchpointHitIndex(uint32_t &wp_index,
  55                                lldb::addr_t trap_addr) override;
  56
  57   Status IsWatchpointVacant(uint32_t wp_index, bool &is_vacant) override;
  58
  59   bool ClearHardwareWatchpoint(uint32_t wp_index) override;
  60
  61   Status ClearWatchpointHit(uint32_t wp_index) override;
  62
  63   Status ClearAllHardwareWatchpoints() override;
  64
  65   Status SetHardwareWatchpointWithIndex(lldb::addr_t addr, size_t size,
  66                                         uint32_t watch_flags,
  67                                         uint32_t wp_index);
  68
  69   uint32_t SetHardwareWatchpoint(lldb::addr_t addr, size_t size,
  70                                  uint32_t watch_flags) override;
  71
  72   lldb::addr_t GetWatchpointAddress(uint32_t wp_index) override;
  73
  74   uint32_t NumSupportedHardwareWatchpoints() override;
  75
  76   Status
  77   CopyHardwareWatchpointsFrom(NativeRegisterContextNetBSD &source) override;
  78
  79 private:
  80   // Private member types.
  81   enum { GPRegSet, FPRegSet, XStateRegSet, DBRegSet };
  82
  83   // Private member variables.
  84   struct reg m_gpr_x86_64;
  85   struct fpreg m_fpr_x86_64;
  86   struct dbreg m_dbr_x86_64;
  87 #ifdef HAVE_XSTATE
  88   struct xstate m_xstate_x86_64;
  89 #endif
  90
  91   int GetSetForNativeRegNum(int reg_num) const;
  92
  93   Status ReadRegisterSet(uint32_t set);
  94   Status WriteRegisterSet(uint32_t set);
  95 };
  96
  97 } // namespace process_netbsd
  98 } // namespace lldb_private
  99
 100 #endif // #ifndef lldb_NativeRegisterContextNetBSD_x86_64_h
 101
 102 #endif // defined(__x86_64__)