source/Plugins/Process/Utility/RegisterContextFreeBSD_arm64.h

   1 //===-- RegisterContextFreeBSD_arm64.h --------------------------*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9
  10 #ifndef liblldb_RegisterContextFreeBSD_arm64_H_
  11 #define liblldb_RegisterContextFreeBSD_arm64_H_
  12
  13 #include "RegisterInfoInterface.h"
  14
  15 class RegisterContextFreeBSD_arm64:
  16     public lldb_private::RegisterInfoInterface
  17 {
  18 public:
  19     // based on RegisterContextDarwin_arm64.h
  20     struct GPR
  21     {
  22         uint64_t    x[29];  // x0-x28
  23         uint64_t    fp;     // x29
  24         uint64_t    lr;     // x30
  25         uint64_t    sp;     // x31
  26         uint64_t    pc;     // pc
  27         uint32_t    cpsr;   // cpsr
  28     };
  29
  30     // based on RegisterContextDarwin_arm64.h
  31     struct VReg
  32     {
  33         uint8_t bytes[16];
  34     };
  35
  36     // based on RegisterContextDarwin_arm64.h
  37     struct FPU
  38     {
  39         VReg        v[32];
  40         uint32_t    fpsr;
  41         uint32_t    fpcr;
  42     };
  43
  44     // based on RegisterContextDarwin_arm64.h
  45     struct EXC
  46     {
  47         uint64_t    far;       // Virtual Fault Address
  48         uint32_t    esr;       // Exception syndrome
  49         uint32_t    exception; // number of arm exception token
  50     };
  51
  52     // based on RegisterContextDarwin_arm64.h
  53     struct DBG
  54     {
  55         uint64_t bvr[16];
  56         uint64_t bcr[16];
  57         uint64_t wvr[16];
  58         uint64_t wcr[16];
  59         uint64_t mdscr_el1;
  60     };
  61
  62     RegisterContextFreeBSD_arm64(const lldb_private::ArchSpec &target_arch);
  63
  64     size_t
  65     GetGPRSize() const override;
  66
  67     const lldb_private::RegisterInfo *
  68     GetRegisterInfo() const override;
  69
  70     uint32_t
  71     GetRegisterCount () const override;
  72
  73 private:
  74     const lldb_private::RegisterInfo *m_register_info_p;
  75     uint32_t m_register_info_count;
  76 };
  77
  78 #endif