1 //===-- NativeRegisterContextNetBSD.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 lldb_NativeRegisterContextNetBSD_h
11 #define lldb_NativeRegisterContextNetBSD_h
12 
13 #include "lldb/Host/common/NativeThreadProtocol.h"
14 
15 #include "Plugins/Process/NetBSD/NativeProcessNetBSD.h"
16 #include "Plugins/Process/Utility/NativeRegisterContextRegisterInfo.h"
17 
18 namespace lldb_private {
19 namespace process_netbsd {
20 
21 class NativeRegisterContextNetBSD : public NativeRegisterContextRegisterInfo {
22 public:
23   NativeRegisterContextNetBSD(NativeThreadProtocol &native_thread,
24                               RegisterInfoInterface *reg_info_interface_p);
25 
26   // This function is implemented in the NativeRegisterContextNetBSD_*
27   // subclasses to create a new instance of the host specific
28   // NativeRegisterContextNetBSD. The implementations can't collide as only one
29   // NativeRegisterContextNetBSD_* variant should be compiled into the final
30   // executable.
31   static NativeRegisterContextNetBSD *
32   CreateHostNativeRegisterContextNetBSD(const ArchSpec &target_arch,
33                                         NativeThreadProtocol &native_thread);
34 
35 protected:
36   virtual Status ReadGPR();
37   virtual Status WriteGPR();
38 
39   virtual Status ReadFPR();
40   virtual Status WriteFPR();
41 
42   virtual Status ReadDBR();
43   virtual Status WriteDBR();
44 
45   virtual void *GetGPRBuffer() { return nullptr; }
46   virtual size_t GetGPRSize() {
47     return GetRegisterInfoInterface().GetGPRSize();
48   }
49 
50   virtual void *GetFPRBuffer() { return nullptr; }
51   virtual size_t GetFPRSize() { return 0; }
52 
53   virtual void *GetDBRBuffer() { return nullptr; }
54   virtual size_t GetDBRSize() { return 0; }
55 
56   virtual Status DoReadGPR(void *buf);
57   virtual Status DoWriteGPR(void *buf);
58 
59   virtual Status DoReadFPR(void *buf);
60   virtual Status DoWriteFPR(void *buf);
61 
62   virtual Status DoReadDBR(void *buf);
63   virtual Status DoWriteDBR(void *buf);
64 
65   virtual NativeProcessNetBSD &GetProcess();
66   virtual ::pid_t GetProcessPid();
67 };
68 
69 } // namespace process_netbsd
70 } // namespace lldb_private
71 
72 #endif // #ifndef lldb_NativeRegisterContextNetBSD_h
73