contrib/llvm/tools/lldb/source/Plugins/Process/Utility/RegisterContextLinux_arm64.h

   1 //===-- RegisterContextLinux_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_RegisterContextLinux_arm64_H_
  11 #define liblldb_RegisterContextLinux_arm64_H_
  12
  13 #include "lldb/lldb-private.h"
  14 #include "lldb/Target/RegisterContext.h"
  15 #include "RegisterInfoInterface.h"
  16
  17 class RegisterContextLinux_arm64
  18     : public lldb_private::RegisterInfoInterface
  19 {
  20 public:
  21     // based on RegisterContextDarwin_arm64.h
  22     struct GPR
  23     {
  24         uint64_t    x[29];  // x0-x28
  25         uint64_t    fp;     // x29
  26         uint64_t    lr;     // x30
  27         uint64_t    sp;     // x31
  28         uint64_t    pc;     // pc
  29         uint32_t    cpsr;   // cpsr
  30     };
  31
  32     // based on RegisterContextDarwin_arm64.h
  33     struct VReg
  34     {
  35         uint8_t bytes[16];
  36     };
  37
  38     // based on RegisterContextDarwin_arm64.h
  39     struct FPU
  40     {
  41         VReg        v[32];
  42         uint32_t    fpsr;
  43         uint32_t    fpcr;
  44     };
  45
  46     // based on RegisterContextDarwin_arm64.h
  47     struct EXC
  48     {
  49         uint64_t    far;       // Virtual Fault Address
  50         uint32_t    esr;       // Exception syndrome
  51         uint32_t    exception; // number of arm exception token
  52     };
  53
  54     // based on RegisterContextDarwin_arm64.h
  55     struct DBG
  56     {
  57         uint64_t bvr[16];
  58         uint64_t bcr[16];
  59         uint64_t wvr[16];
  60         uint64_t wcr[16];
  61         uint64_t mdscr_el1;
  62     };
  63
  64     RegisterContextLinux_arm64(const lldb_private::ArchSpec &target_arch);
  65
  66     size_t
  67     GetGPRSize() const override;
  68
  69     const lldb_private::RegisterInfo *
  70     GetRegisterInfo() const override;
  71
  72     uint32_t
  73     GetRegisterCount () const override;
  74
  75 private:
  76     const lldb_private::RegisterInfo *m_register_info_p;
  77     uint32_t m_register_info_count;
  78 };
  79
  80 #endif