1 //===-- RegisterContextKDP_i386.cpp -----------------------------*- 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 
11 // C Includes
12 // C++ Includes
13 // Other libraries and framework includes
14 // Project includes
15 #include "RegisterContextKDP_i386.h"
16 #include "ProcessKDP.h"
17 #include "ThreadKDP.h"
18 
19 using namespace lldb;
20 using namespace lldb_private;
21 
22 
23 RegisterContextKDP_i386::RegisterContextKDP_i386 (ThreadKDP &thread, uint32_t concrete_frame_idx) :
24     RegisterContextDarwin_i386 (thread, concrete_frame_idx),
25     m_kdp_thread (thread)
26 {
27 }
28 
29 RegisterContextKDP_i386::~RegisterContextKDP_i386()
30 {
31 }
32 
33 int
34 RegisterContextKDP_i386::DoReadGPR (lldb::tid_t tid, int flavor, GPR &gpr)
35 {
36     Error error;
37     if (m_kdp_thread.GetKDPProcess().GetCommunication().SendRequestReadRegisters (tid, GPRRegSet, &gpr, sizeof(gpr), error))
38     {
39         if (error.Success())
40             return 0;
41     }
42     return -1;
43 }
44 
45 int
46 RegisterContextKDP_i386::DoReadFPU (lldb::tid_t tid, int flavor, FPU &fpu)
47 {
48     Error error;
49     if (m_kdp_thread.GetKDPProcess().GetCommunication().SendRequestReadRegisters (tid, FPURegSet, &fpu, sizeof(fpu), error))
50     {
51         if (error.Success())
52             return 0;
53     }
54     return -1;
55 }
56 
57 int
58 RegisterContextKDP_i386::DoReadEXC (lldb::tid_t tid, int flavor, EXC &exc)
59 {
60     Error error;
61     if (m_kdp_thread.GetKDPProcess().GetCommunication().SendRequestReadRegisters (tid, EXCRegSet, &exc, sizeof(exc), error))
62     {
63         if (error.Success())
64             return 0;
65     }
66     return -1;
67 }
68 
69 int
70 RegisterContextKDP_i386::DoWriteGPR (lldb::tid_t tid, int flavor, const GPR &gpr)
71 {
72     return ::thread_set_state(tid, flavor, (thread_state_t)&gpr, GPRWordCount);
73 }
74 
75 int
76 RegisterContextKDP_i386::DoWriteFPU (lldb::tid_t tid, int flavor, const FPU &fpu)
77 {
78     return ::thread_set_state(tid, flavor, (thread_state_t)&fpu, FPUWordCount);
79 }
80 
81 int
82 RegisterContextKDP_i386::DoWriteEXC (lldb::tid_t tid, int flavor, const EXC &exc)
83 {
84     return ::thread_set_state(tid, flavor, (thread_state_t)&exc, EXCWordCount);
85 }
86 
87 
88