//===-- RegisterContextWindows_x86_64.cpp ---------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "RegisterContextWindows_x86_64.h"
#include "RegisterContext_x86.h"
#include "lldb-x86-register-enums.h"
#include <vector>
using namespace lldb_private;
using namespace lldb;
namespace {
typedef struct _GPR {
uint64_t rax;
uint64_t rcx;
uint64_t rdx;
uint64_t rbx;
uint64_t rsp;
uint64_t rbp;
uint64_t rsi;
uint64_t rdi;
uint64_t r8;
uint64_t r9;
uint64_t r10;
uint64_t r11;
uint64_t r12;
uint64_t r13;
uint64_t r14;
uint64_t r15;
uint64_t rip;
uint64_t rflags;
uint16_t cs;
uint16_t fs;
uint16_t gs;
uint16_t ss;
uint16_t ds;
uint16_t es;
} GPR;
#define GPR_OFFSET(regname) (LLVM_EXTENSION offsetof(GPR, regname))
#define DEFINE_GPR(reg, alt, kind1, kind2, kind3, kind4) \
{ \
#reg, alt, sizeof(((GPR *)nullptr)->reg), GPR_OFFSET(reg), eEncodingUint, \
eFormatHex, \
{kind1, kind2, kind3, kind4, lldb_##reg##_x86_64 }, nullptr, nullptr, \
nullptr, 0 \
}
typedef struct _FPReg {
XMMReg xmm0;
XMMReg xmm1;
XMMReg xmm2;
XMMReg xmm3;
XMMReg xmm4;
XMMReg xmm5;
XMMReg xmm6;
XMMReg xmm7;
XMMReg xmm8;
XMMReg xmm9;
XMMReg xmm10;
XMMReg xmm11;
XMMReg xmm12;
XMMReg xmm13;
XMMReg xmm14;
XMMReg xmm15;
} FPReg;
#define FPR_OFFSET(regname) \
(sizeof(GPR) + LLVM_EXTENSION offsetof(FPReg, regname))
#define DEFINE_XMM(reg) \
{ \
#reg, NULL, sizeof(((FPReg *)nullptr)->reg), FPR_OFFSET(reg), \
eEncodingUint, eFormatVectorOfUInt64, \
{dwarf_##reg##_x86_64, dwarf_##reg##_x86_64, LLDB_INVALID_REGNUM, \
LLDB_INVALID_REGNUM, lldb_##reg##_x86_64 }, \
nullptr, nullptr, nullptr, 0 \
}
// clang-format off
static RegisterInfo g_register_infos_x86_64[] = {
// General purpose registers EH_Frame DWARF Generic Process Plugin
// =========================== ================== ================ ========================= ====================
DEFINE_GPR(rax, nullptr, dwarf_rax_x86_64, dwarf_rax_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
DEFINE_GPR(rbx, nullptr, dwarf_rbx_x86_64, dwarf_rbx_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
DEFINE_GPR(rcx, "arg4", dwarf_rcx_x86_64, dwarf_rcx_x86_64, LLDB_REGNUM_GENERIC_ARG4, LLDB_INVALID_REGNUM),
DEFINE_GPR(rdx, "arg3", dwarf_rdx_x86_64, dwarf_rdx_x86_64, LLDB_REGNUM_GENERIC_ARG3, LLDB_INVALID_REGNUM),
DEFINE_GPR(rdi, "arg1", dwarf_rdi_x86_64, dwarf_rdi_x86_64, LLDB_REGNUM_GENERIC_ARG1, LLDB_INVALID_REGNUM),
DEFINE_GPR(rsi, "arg2", dwarf_rsi_x86_64, dwarf_rsi_x86_64, LLDB_REGNUM_GENERIC_ARG2, LLDB_INVALID_REGNUM),
DEFINE_GPR(rbp, "fp", dwarf_rbp_x86_64, dwarf_rbp_x86_64, LLDB_REGNUM_GENERIC_FP, LLDB_INVALID_REGNUM),
DEFINE_GPR(rsp, "sp", dwarf_rsp_x86_64, dwarf_rsp_x86_64, LLDB_REGNUM_GENERIC_SP, LLDB_INVALID_REGNUM),
DEFINE_GPR(r8, "arg5", dwarf_r8_x86_64, dwarf_r8_x86_64, LLDB_REGNUM_GENERIC_ARG5, LLDB_INVALID_REGNUM),
DEFINE_GPR(r9, "arg6", dwarf_r9_x86_64, dwarf_r9_x86_64, LLDB_REGNUM_GENERIC_ARG6, LLDB_INVALID_REGNUM),
DEFINE_GPR(r10, nullptr, dwarf_r10_x86_64, dwarf_r10_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
DEFINE_GPR(r11, nullptr, dwarf_r11_x86_64, dwarf_r11_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
DEFINE_GPR(r12, nullptr, dwarf_r12_x86_64, dwarf_r12_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
DEFINE_GPR(r13, nullptr, dwarf_r13_x86_64, dwarf_r13_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
DEFINE_GPR(r14, nullptr, dwarf_r14_x86_64, dwarf_r14_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
DEFINE_GPR(r15, nullptr, dwarf_r15_x86_64, dwarf_r15_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
DEFINE_GPR(rip, "pc", dwarf_rip_x86_64, dwarf_rip_x86_64, LLDB_REGNUM_GENERIC_PC, LLDB_INVALID_REGNUM),
DEFINE_GPR(rflags, "flags", dwarf_rflags_x86_64, dwarf_rflags_x86_64, LLDB_REGNUM_GENERIC_FLAGS, LLDB_INVALID_REGNUM),
DEFINE_GPR(cs, nullptr, dwarf_cs_x86_64, dwarf_cs_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
DEFINE_GPR(fs, nullptr, dwarf_fs_x86_64, dwarf_fs_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
DEFINE_GPR(gs, nullptr, dwarf_gs_x86_64, dwarf_gs_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
DEFINE_GPR(ss, nullptr, dwarf_ss_x86_64, dwarf_ss_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
DEFINE_GPR(ds, nullptr, dwarf_ds_x86_64, dwarf_ds_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
DEFINE_GPR(es, nullptr, dwarf_es_x86_64, dwarf_es_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
DEFINE_XMM(xmm0),
DEFINE_XMM(xmm1),
DEFINE_XMM(xmm2),
DEFINE_XMM(xmm3),
DEFINE_XMM(xmm4),
DEFINE_XMM(xmm5),
DEFINE_XMM(xmm6),
DEFINE_XMM(xmm7),
DEFINE_XMM(xmm8),
DEFINE_XMM(xmm9),
DEFINE_XMM(xmm10),
DEFINE_XMM(xmm11),
DEFINE_XMM(xmm12),
DEFINE_XMM(xmm13),
DEFINE_XMM(xmm14),
DEFINE_XMM(xmm15)
};
// clang-format on
} // namespace
RegisterContextWindows_x86_64::RegisterContextWindows_x86_64(
const ArchSpec &target_arch)
: lldb_private::RegisterInfoInterface(target_arch) {
assert(target_arch.GetMachine() == llvm::Triple::x86_64);
}
const RegisterInfo *RegisterContextWindows_x86_64::GetRegisterInfo() const {
return g_register_infos_x86_64;
}
uint32_t RegisterContextWindows_x86_64::GetRegisterCount() const {
return llvm::array_lengthof(g_register_infos_x86_64);
}
uint32_t RegisterContextWindows_x86_64::GetUserRegisterCount() const {
return llvm::array_lengthof(g_register_infos_x86_64);
}
size_t RegisterContextWindows_x86_64::GetGPRSize() const { return sizeof(GPR); }
