102 lines · cpp
1//===-- GDBRemoteRegisterFallback.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-exception6//7//===----------------------------------------------------------------------===//8 9#include "GDBRemoteRegisterFallback.h"10 11namespace lldb_private {12namespace process_gdb_remote {13 14#define REG(name, size) \15 DynamicRegisterInfo::Register { \16 ConstString(#name), empty_alt_name, reg_set, size, LLDB_INVALID_INDEX32, \17 lldb::eEncodingUint, lldb::eFormatHex, LLDB_INVALID_REGNUM, \18 LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, {}, {} \19 }20#define R64(name) REG(name, 8)21#define R32(name) REG(name, 4)22#define R16(name) REG(name, 2)23 24static std::vector<DynamicRegisterInfo::Register> GetRegisters_aarch64() {25 ConstString empty_alt_name;26 ConstString reg_set{"general purpose registers"};27 28 std::vector<DynamicRegisterInfo::Register> registers{29 R64(x0), R64(x1), R64(x2), R64(x3), R64(x4), R64(x5), R64(x6),30 R64(x7), R64(x8), R64(x9), R64(x10), R64(x11), R64(x12), R64(x13),31 R64(x14), R64(x15), R64(x16), R64(x17), R64(x18), R64(x19), R64(x20),32 R64(x21), R64(x22), R64(x23), R64(x24), R64(x25), R64(x26), R64(x27),33 R64(x28), R64(x29), R64(x30), R64(sp), R64(pc), R32(cpsr),34 };35 36 return registers;37}38 39static std::vector<DynamicRegisterInfo::Register> GetRegisters_msp430() {40 ConstString empty_alt_name;41 ConstString reg_set{"general purpose registers"};42 43 std::vector<DynamicRegisterInfo::Register> registers{44 R16(pc), R16(sp), R16(r2), R16(r3), R16(fp), R16(r5),45 R16(r6), R16(r7), R16(r8), R16(r9), R16(r10), R16(r11),46 R16(r12), R16(r13), R16(r14), R16(r15)};47 48 return registers;49}50 51static std::vector<DynamicRegisterInfo::Register> GetRegisters_x86() {52 ConstString empty_alt_name;53 ConstString reg_set{"general purpose registers"};54 55 std::vector<DynamicRegisterInfo::Register> registers{56 R32(eax), R32(ecx), R32(edx), R32(ebx), R32(esp), R32(ebp),57 R32(esi), R32(edi), R32(eip), R32(eflags), R32(cs), R32(ss),58 R32(ds), R32(es), R32(fs), R32(gs),59 };60 61 return registers;62}63 64static std::vector<DynamicRegisterInfo::Register> GetRegisters_x86_64() {65 ConstString empty_alt_name;66 ConstString reg_set{"general purpose registers"};67 68 std::vector<DynamicRegisterInfo::Register> registers{69 R64(rax), R64(rbx), R64(rcx), R64(rdx), R64(rsi), R64(rdi),70 R64(rbp), R64(rsp), R64(r8), R64(r9), R64(r10), R64(r11),71 R64(r12), R64(r13), R64(r14), R64(r15), R64(rip), R32(eflags),72 R32(cs), R32(ss), R32(ds), R32(es), R32(fs), R32(gs),73 };74 75 return registers;76}77 78#undef R3279#undef R6480#undef REG81 82std::vector<DynamicRegisterInfo::Register>83GetFallbackRegisters(const ArchSpec &arch_to_use) {84 switch (arch_to_use.GetMachine()) {85 case llvm::Triple::aarch64:86 return GetRegisters_aarch64();87 case llvm::Triple::msp430:88 return GetRegisters_msp430();89 case llvm::Triple::x86:90 return GetRegisters_x86();91 case llvm::Triple::x86_64:92 return GetRegisters_x86_64();93 default:94 break;95 }96 97 return {};98}99 100} // namespace process_gdb_remote101} // namespace lldb_private102