1 //===-- NativeRegisterContextFreeBSD_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 #if defined(__arm__)
10 
11 #ifndef lldb_NativeRegisterContextFreeBSD_arm_h
12 #define lldb_NativeRegisterContextFreeBSD_arm_h
13 
14 // clang-format off
15 #include <sys/types.h>
16 #include <machine/reg.h>
17 #include <machine/vfp.h>
18 // clang-format on
19 
20 #include "Plugins/Process/FreeBSD/NativeRegisterContextFreeBSD.h"
21 #include "Plugins/Process/Utility/RegisterInfoPOSIX_arm.h"
22 
23 #include <array>
24 
25 namespace lldb_private {
26 namespace process_freebsd {
27 
28 class NativeProcessFreeBSD;
29 
30 class NativeRegisterContextFreeBSD_arm : public NativeRegisterContextFreeBSD {
31 public:
32   NativeRegisterContextFreeBSD_arm(const ArchSpec &target_arch,
33                                    NativeThreadProtocol &native_thread);
34 
35   uint32_t GetRegisterSetCount() const override;
36 
37   uint32_t GetUserRegisterCount() const override;
38 
39   const RegisterSet *GetRegisterSet(uint32_t set_index) const override;
40 
41   Status ReadRegister(const RegisterInfo *reg_info,
42                       RegisterValue &reg_value) override;
43 
44   Status WriteRegister(const RegisterInfo *reg_info,
45                        const RegisterValue &reg_value) override;
46 
47   Status ReadAllRegisterValues(lldb::DataBufferSP &data_sp) override;
48 
49   Status WriteAllRegisterValues(const lldb::DataBufferSP &data_sp) override;
50 
51   llvm::Error
52   CopyHardwareWatchpointsFrom(NativeRegisterContextFreeBSD &source) override;
53 
54 private:
55   std::array<uint8_t, sizeof(reg) + sizeof(vfp_state)> m_reg_data;
56 
57   Status ReadRegisterSet(uint32_t set);
58   Status WriteRegisterSet(uint32_t set);
59 
60   RegisterInfoPOSIX_arm &GetRegisterInfo() const;
61 };
62 
63 } // namespace process_freebsd
64 } // namespace lldb_private
65 
66 #endif // #ifndef lldb_NativeRegisterContextFreeBSD_arm_h
67 
68 #endif // defined (__arm__)
69