contrib/llvm-project/lldb/source/Plugins/Process/Utility/RegisterInfoPOSIX_arm64.h

   1 //===-- RegisterInfoPOSIX_arm64.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_RegisterContextLinux_arm64_H_
  10 #define liblldb_RegisterContextLinux_arm64_H_
  11
  12 #include "RegisterInfoInterface.h"
  13 #include "lldb/Target/RegisterContext.h"
  14 #include "lldb/lldb-private.h"
  15
  16 class RegisterInfoPOSIX_arm64 : public lldb_private::RegisterInfoInterface {
  17 public:
  18   // based on RegisterContextDarwin_arm64.h
  19   struct GPR {
  20     uint64_t x[29]; // x0-x28
  21     uint64_t fp;    // x29
  22     uint64_t lr;    // x30
  23     uint64_t sp;    // x31
  24     uint64_t pc;    // pc
  25     uint32_t cpsr;  // cpsr
  26   };
  27
  28   // based on RegisterContextDarwin_arm64.h
  29   struct VReg {
  30     uint8_t bytes[16];
  31   };
  32
  33   // based on RegisterContextDarwin_arm64.h
  34   struct FPU {
  35     VReg v[32];
  36     uint32_t fpsr;
  37     uint32_t fpcr;
  38   };
  39
  40   // based on RegisterContextDarwin_arm64.h
  41   struct EXC {
  42     uint64_t far;       // Virtual Fault Address
  43     uint32_t esr;       // Exception syndrome
  44     uint32_t exception; // number of arm exception token
  45   };
  46
  47   // based on RegisterContextDarwin_arm64.h
  48   struct DBG {
  49     uint64_t bvr[16];
  50     uint64_t bcr[16];
  51     uint64_t wvr[16];
  52     uint64_t wcr[16];
  53     uint64_t mdscr_el1;
  54   };
  55
  56   RegisterInfoPOSIX_arm64(const lldb_private::ArchSpec &target_arch);
  57
  58   size_t GetGPRSize() const override;
  59
  60   const lldb_private::RegisterInfo *GetRegisterInfo() const override;
  61
  62   uint32_t GetRegisterCount() const override;
  63
  64 private:
  65   const lldb_private::RegisterInfo *m_register_info_p;
  66   uint32_t m_register_info_count;
  67 };
  68
  69 #endif