/Users/buildslave/jenkins/workspace/coverage/llvm-project/lldb/source/Plugins/Process/MacOSX-Kernel/RegisterContextKDP_arm64.cpp
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1 | | //===-- RegisterContextKDP_arm64.cpp --------------------------------------===// |
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 | | #include "RegisterContextKDP_arm64.h" |
10 | | |
11 | | #include "ProcessKDP.h" |
12 | | #include "ThreadKDP.h" |
13 | | |
14 | | using namespace lldb; |
15 | | using namespace lldb_private; |
16 | | |
17 | | RegisterContextKDP_arm64::RegisterContextKDP_arm64(ThreadKDP &thread, |
18 | | uint32_t concrete_frame_idx) |
19 | 0 | : RegisterContextDarwin_arm64(thread, concrete_frame_idx), |
20 | 0 | m_kdp_thread(thread) {} |
21 | | |
22 | 0 | RegisterContextKDP_arm64::~RegisterContextKDP_arm64() = default; |
23 | | |
24 | 0 | int RegisterContextKDP_arm64::DoReadGPR(lldb::tid_t tid, int flavor, GPR &gpr) { |
25 | 0 | ProcessSP process_sp(CalculateProcess()); |
26 | 0 | if (process_sp) { |
27 | 0 | Status error; |
28 | 0 | if (static_cast<ProcessKDP *>(process_sp.get()) |
29 | 0 | ->GetCommunication() |
30 | 0 | .SendRequestReadRegisters(tid, GPRRegSet, &gpr, sizeof(gpr), |
31 | 0 | error)) { |
32 | 0 | if (error.Success()) |
33 | 0 | return 0; |
34 | 0 | } |
35 | 0 | } |
36 | 0 | return -1; |
37 | 0 | } |
38 | | |
39 | 0 | int RegisterContextKDP_arm64::DoReadFPU(lldb::tid_t tid, int flavor, FPU &fpu) { |
40 | 0 | ProcessSP process_sp(CalculateProcess()); |
41 | 0 | if (process_sp) { |
42 | 0 | Status error; |
43 | 0 | if (static_cast<ProcessKDP *>(process_sp.get()) |
44 | 0 | ->GetCommunication() |
45 | 0 | .SendRequestReadRegisters(tid, FPURegSet, &fpu, sizeof(fpu), |
46 | 0 | error)) { |
47 | 0 | if (error.Success()) |
48 | 0 | return 0; |
49 | 0 | } |
50 | 0 | } |
51 | 0 | return -1; |
52 | 0 | } |
53 | | |
54 | 0 | int RegisterContextKDP_arm64::DoReadEXC(lldb::tid_t tid, int flavor, EXC &exc) { |
55 | 0 | ProcessSP process_sp(CalculateProcess()); |
56 | 0 | if (process_sp) { |
57 | 0 | Status error; |
58 | 0 | if (static_cast<ProcessKDP *>(process_sp.get()) |
59 | 0 | ->GetCommunication() |
60 | 0 | .SendRequestReadRegisters(tid, EXCRegSet, &exc, sizeof(exc), |
61 | 0 | error)) { |
62 | 0 | if (error.Success()) |
63 | 0 | return 0; |
64 | 0 | } |
65 | 0 | } |
66 | 0 | return -1; |
67 | 0 | } |
68 | | |
69 | 0 | int RegisterContextKDP_arm64::DoReadDBG(lldb::tid_t tid, int flavor, DBG &dbg) { |
70 | 0 | ProcessSP process_sp(CalculateProcess()); |
71 | 0 | if (process_sp) { |
72 | 0 | Status error; |
73 | 0 | if (static_cast<ProcessKDP *>(process_sp.get()) |
74 | 0 | ->GetCommunication() |
75 | 0 | .SendRequestReadRegisters(tid, DBGRegSet, &dbg, sizeof(dbg), |
76 | 0 | error)) { |
77 | 0 | if (error.Success()) |
78 | 0 | return 0; |
79 | 0 | } |
80 | 0 | } |
81 | 0 | return -1; |
82 | 0 | } |
83 | | |
84 | | int RegisterContextKDP_arm64::DoWriteGPR(lldb::tid_t tid, int flavor, |
85 | 0 | const GPR &gpr) { |
86 | 0 | ProcessSP process_sp(CalculateProcess()); |
87 | 0 | if (process_sp) { |
88 | 0 | Status error; |
89 | 0 | if (static_cast<ProcessKDP *>(process_sp.get()) |
90 | 0 | ->GetCommunication() |
91 | 0 | .SendRequestWriteRegisters(tid, GPRRegSet, &gpr, sizeof(gpr), |
92 | 0 | error)) { |
93 | 0 | if (error.Success()) |
94 | 0 | return 0; |
95 | 0 | } |
96 | 0 | } |
97 | 0 | return -1; |
98 | 0 | } |
99 | | |
100 | | int RegisterContextKDP_arm64::DoWriteFPU(lldb::tid_t tid, int flavor, |
101 | 0 | const FPU &fpu) { |
102 | 0 | ProcessSP process_sp(CalculateProcess()); |
103 | 0 | if (process_sp) { |
104 | 0 | Status error; |
105 | 0 | if (static_cast<ProcessKDP *>(process_sp.get()) |
106 | 0 | ->GetCommunication() |
107 | 0 | .SendRequestWriteRegisters(tid, FPURegSet, &fpu, sizeof(fpu), |
108 | 0 | error)) { |
109 | 0 | if (error.Success()) |
110 | 0 | return 0; |
111 | 0 | } |
112 | 0 | } |
113 | 0 | return -1; |
114 | 0 | } |
115 | | |
116 | | int RegisterContextKDP_arm64::DoWriteEXC(lldb::tid_t tid, int flavor, |
117 | 0 | const EXC &exc) { |
118 | 0 | ProcessSP process_sp(CalculateProcess()); |
119 | 0 | if (process_sp) { |
120 | 0 | Status error; |
121 | 0 | if (static_cast<ProcessKDP *>(process_sp.get()) |
122 | 0 | ->GetCommunication() |
123 | 0 | .SendRequestWriteRegisters(tid, EXCRegSet, &exc, sizeof(exc), |
124 | 0 | error)) { |
125 | 0 | if (error.Success()) |
126 | 0 | return 0; |
127 | 0 | } |
128 | 0 | } |
129 | 0 | return -1; |
130 | 0 | } |
131 | | |
132 | | int RegisterContextKDP_arm64::DoWriteDBG(lldb::tid_t tid, int flavor, |
133 | 0 | const DBG &dbg) { |
134 | 0 | ProcessSP process_sp(CalculateProcess()); |
135 | 0 | if (process_sp) { |
136 | 0 | Status error; |
137 | 0 | if (static_cast<ProcessKDP *>(process_sp.get()) |
138 | 0 | ->GetCommunication() |
139 | 0 | .SendRequestWriteRegisters(tid, DBGRegSet, &dbg, sizeof(dbg), |
140 | 0 | error)) { |
141 | 0 | if (error.Success()) |
142 | 0 | return 0; |
143 | 0 | } |
144 | 0 | } |
145 | 0 | return -1; |
146 | 0 | } |