153 lines · cpp
1//===-- RegisterContextWindows_x86_64.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 "RegisterContextWindows_x86_64.h"10#include "RegisterContext_x86.h"11#include "lldb-x86-register-enums.h"12 13#include <vector>14 15using namespace lldb_private;16using namespace lldb;17 18namespace {19typedef struct _GPR {20 uint64_t rax;21 uint64_t rcx;22 uint64_t rdx;23 uint64_t rbx;24 uint64_t rsp;25 uint64_t rbp;26 uint64_t rsi;27 uint64_t rdi;28 uint64_t r8;29 uint64_t r9;30 uint64_t r10;31 uint64_t r11;32 uint64_t r12;33 uint64_t r13;34 uint64_t r14;35 uint64_t r15;36 uint64_t rip;37 uint64_t rflags;38 uint16_t cs;39 uint16_t fs;40 uint16_t gs;41 uint16_t ss;42 uint16_t ds;43 uint16_t es;44} GPR;45 46#define GPR_OFFSET(regname) (LLVM_EXTENSION offsetof(GPR, regname))47#define DEFINE_GPR(reg, alt, kind1, kind2, kind3, kind4) \48 { \49#reg, alt, sizeof(((GPR *)nullptr)->reg), GPR_OFFSET(reg), eEncodingUint, \50 eFormatHex, \51 {kind1, kind2, kind3, kind4, lldb_##reg##_x86_64 }, nullptr, nullptr, \52 nullptr, \53 }54 55typedef struct _FPReg {56 XMMReg xmm0;57 XMMReg xmm1;58 XMMReg xmm2;59 XMMReg xmm3;60 XMMReg xmm4;61 XMMReg xmm5;62 XMMReg xmm6;63 XMMReg xmm7;64 XMMReg xmm8;65 XMMReg xmm9;66 XMMReg xmm10;67 XMMReg xmm11;68 XMMReg xmm12;69 XMMReg xmm13;70 XMMReg xmm14;71 XMMReg xmm15;72} FPReg;73 74#define FPR_OFFSET(regname) \75 (sizeof(GPR) + LLVM_EXTENSION offsetof(FPReg, regname))76 77#define DEFINE_XMM(reg) \78 { \79#reg, NULL, sizeof(((FPReg *)nullptr)->reg), FPR_OFFSET(reg), \80 eEncodingUint, eFormatVectorOfUInt64, \81 {dwarf_##reg##_x86_64, dwarf_##reg##_x86_64, LLDB_INVALID_REGNUM, \82 LLDB_INVALID_REGNUM, lldb_##reg##_x86_64 }, \83 nullptr, nullptr, nullptr, \84 }85 86// clang-format off87static RegisterInfo g_register_infos_x86_64[] = {88// General purpose registers EH_Frame DWARF Generic Process Plugin89// =========================== ================== ================ ========================= ====================90 DEFINE_GPR(rax, nullptr, dwarf_rax_x86_64, dwarf_rax_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),91 DEFINE_GPR(rbx, nullptr, dwarf_rbx_x86_64, dwarf_rbx_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),92 DEFINE_GPR(rcx, nullptr, dwarf_rcx_x86_64, dwarf_rcx_x86_64, LLDB_REGNUM_GENERIC_ARG4, LLDB_INVALID_REGNUM),93 DEFINE_GPR(rdx, nullptr, dwarf_rdx_x86_64, dwarf_rdx_x86_64, LLDB_REGNUM_GENERIC_ARG3, LLDB_INVALID_REGNUM),94 DEFINE_GPR(rdi, nullptr, dwarf_rdi_x86_64, dwarf_rdi_x86_64, LLDB_REGNUM_GENERIC_ARG1, LLDB_INVALID_REGNUM),95 DEFINE_GPR(rsi, nullptr, dwarf_rsi_x86_64, dwarf_rsi_x86_64, LLDB_REGNUM_GENERIC_ARG2, LLDB_INVALID_REGNUM),96 DEFINE_GPR(rbp, nullptr, dwarf_rbp_x86_64, dwarf_rbp_x86_64, LLDB_REGNUM_GENERIC_FP, LLDB_INVALID_REGNUM),97 DEFINE_GPR(rsp, nullptr, dwarf_rsp_x86_64, dwarf_rsp_x86_64, LLDB_REGNUM_GENERIC_SP, LLDB_INVALID_REGNUM),98 DEFINE_GPR(r8, nullptr, dwarf_r8_x86_64, dwarf_r8_x86_64, LLDB_REGNUM_GENERIC_ARG5, LLDB_INVALID_REGNUM),99 DEFINE_GPR(r9, nullptr, dwarf_r9_x86_64, dwarf_r9_x86_64, LLDB_REGNUM_GENERIC_ARG6, LLDB_INVALID_REGNUM),100 DEFINE_GPR(r10, nullptr, dwarf_r10_x86_64, dwarf_r10_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),101 DEFINE_GPR(r11, nullptr, dwarf_r11_x86_64, dwarf_r11_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),102 DEFINE_GPR(r12, nullptr, dwarf_r12_x86_64, dwarf_r12_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),103 DEFINE_GPR(r13, nullptr, dwarf_r13_x86_64, dwarf_r13_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),104 DEFINE_GPR(r14, nullptr, dwarf_r14_x86_64, dwarf_r14_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),105 DEFINE_GPR(r15, nullptr, dwarf_r15_x86_64, dwarf_r15_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),106 DEFINE_GPR(rip, nullptr, dwarf_rip_x86_64, dwarf_rip_x86_64, LLDB_REGNUM_GENERIC_PC, LLDB_INVALID_REGNUM),107 DEFINE_GPR(rflags, nullptr, dwarf_rflags_x86_64, dwarf_rflags_x86_64, LLDB_REGNUM_GENERIC_FLAGS, LLDB_INVALID_REGNUM),108 DEFINE_GPR(cs, nullptr, dwarf_cs_x86_64, dwarf_cs_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),109 DEFINE_GPR(fs, nullptr, dwarf_fs_x86_64, dwarf_fs_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),110 DEFINE_GPR(gs, nullptr, dwarf_gs_x86_64, dwarf_gs_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),111 DEFINE_GPR(ss, nullptr, dwarf_ss_x86_64, dwarf_ss_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),112 DEFINE_GPR(ds, nullptr, dwarf_ds_x86_64, dwarf_ds_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),113 DEFINE_GPR(es, nullptr, dwarf_es_x86_64, dwarf_es_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),114 DEFINE_XMM(xmm0),115 DEFINE_XMM(xmm1),116 DEFINE_XMM(xmm2),117 DEFINE_XMM(xmm3),118 DEFINE_XMM(xmm4),119 DEFINE_XMM(xmm5),120 DEFINE_XMM(xmm6),121 DEFINE_XMM(xmm7),122 DEFINE_XMM(xmm8),123 DEFINE_XMM(xmm9),124 DEFINE_XMM(xmm10),125 DEFINE_XMM(xmm11),126 DEFINE_XMM(xmm12),127 DEFINE_XMM(xmm13),128 DEFINE_XMM(xmm14),129 DEFINE_XMM(xmm15)130};131// clang-format on132} // namespace133 134RegisterContextWindows_x86_64::RegisterContextWindows_x86_64(135 const ArchSpec &target_arch)136 : lldb_private::RegisterInfoInterface(target_arch) {137 assert(target_arch.GetMachine() == llvm::Triple::x86_64);138}139 140const RegisterInfo *RegisterContextWindows_x86_64::GetRegisterInfo() const {141 return g_register_infos_x86_64;142}143 144uint32_t RegisterContextWindows_x86_64::GetRegisterCount() const {145 return std::size(g_register_infos_x86_64);146}147 148uint32_t RegisterContextWindows_x86_64::GetUserRegisterCount() const {149 return std::size(g_register_infos_x86_64);150}151 152size_t RegisterContextWindows_x86_64::GetGPRSize() const { return sizeof(GPR); }153