1 //===-- RegisterContextKDP_i386.cpp -----------------------------*- C++ -*-===// 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_i386.h" 10 #include "ProcessKDP.h" 11 #include "ThreadKDP.h" 12 13 using namespace lldb; 14 using namespace lldb_private; 15 16 RegisterContextKDP_i386::RegisterContextKDP_i386(ThreadKDP &thread, 17 uint32_t concrete_frame_idx) 18 : RegisterContextDarwin_i386(thread, concrete_frame_idx), 19 m_kdp_thread(thread) {} 20 21 RegisterContextKDP_i386::~RegisterContextKDP_i386() {} 22 23 int RegisterContextKDP_i386::DoReadGPR(lldb::tid_t tid, int flavor, GPR &gpr) { 24 ProcessSP process_sp(CalculateProcess()); 25 if (process_sp) { 26 Status error; 27 if (static_cast<ProcessKDP *>(process_sp.get()) 28 ->GetCommunication() 29 .SendRequestReadRegisters(tid, GPRRegSet, &gpr, sizeof(gpr), 30 error)) { 31 if (error.Success()) 32 return 0; 33 } 34 } 35 return -1; 36 } 37 38 int RegisterContextKDP_i386::DoReadFPU(lldb::tid_t tid, int flavor, FPU &fpu) { 39 ProcessSP process_sp(CalculateProcess()); 40 if (process_sp) { 41 Status error; 42 if (static_cast<ProcessKDP *>(process_sp.get()) 43 ->GetCommunication() 44 .SendRequestReadRegisters(tid, FPURegSet, &fpu, sizeof(fpu), 45 error)) { 46 if (error.Success()) 47 return 0; 48 } 49 } 50 return -1; 51 } 52 53 int RegisterContextKDP_i386::DoReadEXC(lldb::tid_t tid, int flavor, EXC &exc) { 54 ProcessSP process_sp(CalculateProcess()); 55 if (process_sp) { 56 Status error; 57 if (static_cast<ProcessKDP *>(process_sp.get()) 58 ->GetCommunication() 59 .SendRequestReadRegisters(tid, EXCRegSet, &exc, sizeof(exc), 60 error)) { 61 if (error.Success()) 62 return 0; 63 } 64 } 65 return -1; 66 } 67 68 int RegisterContextKDP_i386::DoWriteGPR(lldb::tid_t tid, int flavor, 69 const GPR &gpr) { 70 ProcessSP process_sp(CalculateProcess()); 71 if (process_sp) { 72 Status error; 73 if (static_cast<ProcessKDP *>(process_sp.get()) 74 ->GetCommunication() 75 .SendRequestWriteRegisters(tid, GPRRegSet, &gpr, sizeof(gpr), 76 error)) { 77 if (error.Success()) 78 return 0; 79 } 80 } 81 return -1; 82 } 83 84 int RegisterContextKDP_i386::DoWriteFPU(lldb::tid_t tid, int flavor, 85 const FPU &fpu) { 86 ProcessSP process_sp(CalculateProcess()); 87 if (process_sp) { 88 Status error; 89 if (static_cast<ProcessKDP *>(process_sp.get()) 90 ->GetCommunication() 91 .SendRequestWriteRegisters(tid, FPURegSet, &fpu, sizeof(fpu), 92 error)) { 93 if (error.Success()) 94 return 0; 95 } 96 } 97 return -1; 98 } 99 100 int RegisterContextKDP_i386::DoWriteEXC(lldb::tid_t tid, int flavor, 101 const EXC &exc) { 102 ProcessSP process_sp(CalculateProcess()); 103 if (process_sp) { 104 Status error; 105 if (static_cast<ProcessKDP *>(process_sp.get()) 106 ->GetCommunication() 107 .SendRequestWriteRegisters(tid, EXCRegSet, &exc, sizeof(exc), 108 error)) { 109 if (error.Success()) 110 return 0; 111 } 112 } 113 return -1; 114 } 115