1263363Semaste//===-- RegisterContextFreeBSD_x86_64.cpp ----------------------*- C++ -*-===// 2254721Semaste// 3254721Semaste// The LLVM Compiler Infrastructure 4254721Semaste// 5254721Semaste// This file is distributed under the University of Illinois Open Source 6254721Semaste// License. See LICENSE.TXT for details. 7254721Semaste// 8254721Semaste//===---------------------------------------------------------------------===// 9254721Semaste 10263363Semaste#include <vector> 11263363Semaste#include "RegisterContextPOSIX_x86.h" 12263363Semaste#include "RegisterContextFreeBSD_i386.h" 13254721Semaste#include "RegisterContextFreeBSD_x86_64.h" 14254721Semaste 15254721Semasteusing namespace lldb_private; 16263363Semasteusing namespace lldb; 17254721Semaste 18263363Semaste// http://svnweb.freebsd.org/base/head/sys/x86/include/reg.h 19254721Semastetypedef struct _GPR 20254721Semaste{ 21254721Semaste uint64_t r15; 22254721Semaste uint64_t r14; 23254721Semaste uint64_t r13; 24254721Semaste uint64_t r12; 25254721Semaste uint64_t r11; 26254721Semaste uint64_t r10; 27254721Semaste uint64_t r9; 28254721Semaste uint64_t r8; 29254721Semaste uint64_t rdi; 30254721Semaste uint64_t rsi; 31254721Semaste uint64_t rbp; 32254721Semaste uint64_t rbx; 33254721Semaste uint64_t rdx; 34254721Semaste uint64_t rcx; 35254721Semaste uint64_t rax; 36254721Semaste uint32_t trapno; 37254721Semaste uint16_t fs; 38254721Semaste uint16_t gs; 39254721Semaste uint32_t err; 40254721Semaste uint16_t es; 41254721Semaste uint16_t ds; 42254721Semaste uint64_t rip; 43254721Semaste uint64_t cs; 44254721Semaste uint64_t rflags; 45254721Semaste uint64_t rsp; 46254721Semaste uint64_t ss; 47254721Semaste} GPR; 48254721Semaste 49269024Semastestruct dbreg { 50269024Semaste uint64_t dr[16]; /* debug registers */ 51269024Semaste /* Index 0-3: debug address registers */ 52269024Semaste /* Index 4-5: reserved */ 53269024Semaste /* Index 6: debug status */ 54269024Semaste /* Index 7: debug control */ 55269024Semaste /* Index 8-15: reserved */ 56269024Semaste}; 57263363Semaste 58269024Semaste#define DR_SIZE sizeof(uint64_t) 59269024Semaste#define DR_OFFSET(reg_index) \ 60269024Semaste (LLVM_EXTENSION offsetof(dbreg, dr[reg_index])) 61269024Semaste 62269024Semaste 63263363Semaste//--------------------------------------------------------------------------- 64263363Semaste// Include RegisterInfos_x86_64 to declare our g_register_infos_x86_64 structure. 65263363Semaste//--------------------------------------------------------------------------- 66263363Semaste#define DECLARE_REGISTER_INFOS_X86_64_STRUCT 67263363Semaste#include "RegisterInfos_x86_64.h" 68263363Semaste#undef DECLARE_REGISTER_INFOS_X86_64_STRUCT 69263363Semaste 70263363Semastestatic const RegisterInfo * 71263363SemasteGetRegisterInfo_i386(const lldb_private::ArchSpec& arch) 72263363Semaste{ 73263363Semaste static std::vector<lldb_private::RegisterInfo> g_register_infos; 74263363Semaste 75263363Semaste // Allocate RegisterInfo only once 76263363Semaste if (g_register_infos.empty()) 77263363Semaste { 78263363Semaste // Copy the register information from base class 79263363Semaste std::unique_ptr<RegisterContextFreeBSD_i386> reg_interface(new RegisterContextFreeBSD_i386 (arch)); 80263363Semaste const RegisterInfo *base_info = reg_interface->GetRegisterInfo(); 81263363Semaste g_register_infos.insert(g_register_infos.end(), &base_info[0], &base_info[k_num_registers_i386]); 82263363Semaste 83263363Semaste //--------------------------------------------------------------------------- 84263363Semaste // Include RegisterInfos_x86_64 to update the g_register_infos structure 85263363Semaste // with x86_64 offsets. 86263363Semaste //--------------------------------------------------------------------------- 87263363Semaste #define UPDATE_REGISTER_INFOS_I386_STRUCT_WITH_X86_64_OFFSETS 88263363Semaste #include "RegisterInfos_x86_64.h" 89263363Semaste #undef UPDATE_REGISTER_INFOS_I386_STRUCT_WITH_X86_64_OFFSETS 90263363Semaste } 91263363Semaste 92263363Semaste return &g_register_infos[0]; 93254721Semaste} 94254721Semaste 95263363SemasteRegisterContextFreeBSD_x86_64::RegisterContextFreeBSD_x86_64(const ArchSpec &target_arch) : 96263363Semaste RegisterInfoInterface(target_arch) 97263363Semaste{ 98263363Semaste} 99254721Semaste 100263363SemasteRegisterContextFreeBSD_x86_64::~RegisterContextFreeBSD_x86_64() 101254721Semaste{ 102254721Semaste} 103254721Semaste 104254721Semastesize_t 105254721SemasteRegisterContextFreeBSD_x86_64::GetGPRSize() 106254721Semaste{ 107254721Semaste return sizeof(GPR); 108254721Semaste} 109254721Semaste 110254721Semasteconst RegisterInfo * 111254721SemasteRegisterContextFreeBSD_x86_64::GetRegisterInfo() 112254721Semaste{ 113263363Semaste switch (m_target_arch.GetCore()) 114254721Semaste { 115263363Semaste case ArchSpec::eCore_x86_32_i386: 116263363Semaste case ArchSpec::eCore_x86_32_i486: 117263363Semaste case ArchSpec::eCore_x86_32_i486sx: 118263363Semaste return GetRegisterInfo_i386 (m_target_arch); 119263363Semaste case ArchSpec::eCore_x86_64_x86_64: 120263363Semaste return g_register_infos_x86_64; 121263363Semaste default: 122263363Semaste assert(false && "Unhandled target architecture."); 123263363Semaste return NULL; 124254721Semaste } 125254721Semaste} 126254721Semaste 127