1 //===-- RegisterContextMach_arm.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 #if defined(__APPLE__)
10
11 #include "RegisterContextMach_arm.h"
12
13 #include <mach/mach_types.h>
14 #include <mach/thread_act.h>
15
16
17 using namespace lldb;
18 using namespace lldb_private;
19
RegisterContextMach_arm(Thread & thread,uint32_t concrete_frame_idx)20 RegisterContextMach_arm::RegisterContextMach_arm(Thread &thread,
21 uint32_t concrete_frame_idx)
22 : RegisterContextDarwin_arm(thread, concrete_frame_idx) {}
23
~RegisterContextMach_arm()24 RegisterContextMach_arm::~RegisterContextMach_arm() {}
25
DoReadGPR(lldb::tid_t tid,int flavor,GPR & gpr)26 int RegisterContextMach_arm::DoReadGPR(lldb::tid_t tid, int flavor, GPR &gpr) {
27 mach_msg_type_number_t count = GPRWordCount;
28 return ::thread_get_state(tid, flavor, (thread_state_t)&gpr, &count);
29 }
30
DoReadFPU(lldb::tid_t tid,int flavor,FPU & fpu)31 int RegisterContextMach_arm::DoReadFPU(lldb::tid_t tid, int flavor, FPU &fpu) {
32 mach_msg_type_number_t count = FPUWordCount;
33 return ::thread_get_state(tid, flavor, (thread_state_t)&fpu, &count);
34 }
35
DoReadEXC(lldb::tid_t tid,int flavor,EXC & exc)36 int RegisterContextMach_arm::DoReadEXC(lldb::tid_t tid, int flavor, EXC &exc) {
37 mach_msg_type_number_t count = EXCWordCount;
38 return ::thread_get_state(tid, flavor, (thread_state_t)&exc, &count);
39 }
40
DoReadDBG(lldb::tid_t tid,int flavor,DBG & dbg)41 int RegisterContextMach_arm::DoReadDBG(lldb::tid_t tid, int flavor, DBG &dbg) {
42 mach_msg_type_number_t count = DBGWordCount;
43 return ::thread_get_state(tid, flavor, (thread_state_t)&dbg, &count);
44 }
45
DoWriteGPR(lldb::tid_t tid,int flavor,const GPR & gpr)46 int RegisterContextMach_arm::DoWriteGPR(lldb::tid_t tid, int flavor,
47 const GPR &gpr) {
48 return ::thread_set_state(
49 tid, flavor, reinterpret_cast<thread_state_t>(const_cast<GPR *>(&gpr)),
50 GPRWordCount);
51 }
52
DoWriteFPU(lldb::tid_t tid,int flavor,const FPU & fpu)53 int RegisterContextMach_arm::DoWriteFPU(lldb::tid_t tid, int flavor,
54 const FPU &fpu) {
55 return ::thread_set_state(
56 tid, flavor, reinterpret_cast<thread_state_t>(const_cast<FPU *>(&fpu)),
57 FPUWordCount);
58 }
59
DoWriteEXC(lldb::tid_t tid,int flavor,const EXC & exc)60 int RegisterContextMach_arm::DoWriteEXC(lldb::tid_t tid, int flavor,
61 const EXC &exc) {
62 return ::thread_set_state(
63 tid, flavor, reinterpret_cast<thread_state_t>(const_cast<EXC *>(&exc)),
64 EXCWordCount);
65 }
66
DoWriteDBG(lldb::tid_t tid,int flavor,const DBG & dbg)67 int RegisterContextMach_arm::DoWriteDBG(lldb::tid_t tid, int flavor,
68 const DBG &dbg) {
69 return ::thread_set_state(
70 tid, flavor, reinterpret_cast<thread_state_t>(const_cast<DBG *>(&dbg)),
71 DBGWordCount);
72 }
73
74 #endif
75