1 //===-- RegisterContextMach_x86_64.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 #if defined(__APPLE__)
11
12 #include <mach/thread_act.h>
13
14 #include "RegisterContextMach_x86_64.h"
15
16 using namespace lldb;
17 using namespace lldb_private;
18
RegisterContextMach_x86_64(Thread & thread,uint32_t concrete_frame_idx)19 RegisterContextMach_x86_64::RegisterContextMach_x86_64(
20 Thread &thread, uint32_t concrete_frame_idx)
21 : RegisterContextDarwin_x86_64(thread, concrete_frame_idx) {}
22
~RegisterContextMach_x86_64()23 RegisterContextMach_x86_64::~RegisterContextMach_x86_64() {}
24
DoReadGPR(lldb::tid_t tid,int flavor,GPR & gpr)25 int RegisterContextMach_x86_64::DoReadGPR(lldb::tid_t tid, int flavor,
26 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_x86_64::DoReadFPU(lldb::tid_t tid, int flavor,
32 FPU &fpu) {
33 mach_msg_type_number_t count = FPUWordCount;
34 return ::thread_get_state(tid, flavor, (thread_state_t)&fpu, &count);
35 }
36
DoReadEXC(lldb::tid_t tid,int flavor,EXC & exc)37 int RegisterContextMach_x86_64::DoReadEXC(lldb::tid_t tid, int flavor,
38 EXC &exc) {
39 mach_msg_type_number_t count = EXCWordCount;
40 return ::thread_get_state(tid, flavor, (thread_state_t)&exc, &count);
41 }
42
DoWriteGPR(lldb::tid_t tid,int flavor,const GPR & gpr)43 int RegisterContextMach_x86_64::DoWriteGPR(lldb::tid_t tid, int flavor,
44 const GPR &gpr) {
45 return ::thread_set_state(
46 tid, flavor, reinterpret_cast<thread_state_t>(const_cast<GPR *>(&gpr)),
47 GPRWordCount);
48 }
49
DoWriteFPU(lldb::tid_t tid,int flavor,const FPU & fpu)50 int RegisterContextMach_x86_64::DoWriteFPU(lldb::tid_t tid, int flavor,
51 const FPU &fpu) {
52 return ::thread_set_state(
53 tid, flavor, reinterpret_cast<thread_state_t>(const_cast<FPU *>(&fpu)),
54 FPUWordCount);
55 }
56
DoWriteEXC(lldb::tid_t tid,int flavor,const EXC & exc)57 int RegisterContextMach_x86_64::DoWriteEXC(lldb::tid_t tid, int flavor,
58 const EXC &exc) {
59 return ::thread_set_state(
60 tid, flavor, reinterpret_cast<thread_state_t>(const_cast<EXC *>(&exc)),
61 EXCWordCount);
62 }
63
64 #endif
65