| //===-- RegisterInfoPOSIX_arm64.cpp ----------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===---------------------------------------------------------------------===// |
| |
| #include <cassert> |
| #include <stddef.h> |
| #include <vector> |
| |
| #include "lldb/lldb-defines.h" |
| #include "llvm/Support/Compiler.h" |
| |
| #include "RegisterInfoPOSIX_arm64.h" |
| |
| // Based on RegisterContextDarwin_arm64.cpp |
| #define GPR_OFFSET(idx) ((idx)*8) |
| #define GPR_OFFSET_NAME(reg) \ |
| (LLVM_EXTENSION offsetof(RegisterInfoPOSIX_arm64::GPR, reg)) |
| |
| #define FPU_OFFSET(idx) ((idx)*16 + sizeof(RegisterInfoPOSIX_arm64::GPR)) |
| #define FPU_OFFSET_NAME(reg) \ |
| (LLVM_EXTENSION offsetof(RegisterInfoPOSIX_arm64::FPU, reg) + \ |
| sizeof(RegisterInfoPOSIX_arm64::GPR)) |
| |
| #define EXC_OFFSET_NAME(reg) \ |
| (LLVM_EXTENSION offsetof(RegisterInfoPOSIX_arm64::EXC, reg) + \ |
| sizeof(RegisterInfoPOSIX_arm64::GPR) + \ |
| sizeof(RegisterInfoPOSIX_arm64::FPU)) |
| #define DBG_OFFSET_NAME(reg) \ |
| (LLVM_EXTENSION offsetof(RegisterInfoPOSIX_arm64::DBG, reg) + \ |
| sizeof(RegisterInfoPOSIX_arm64::GPR) + \ |
| sizeof(RegisterInfoPOSIX_arm64::FPU) + \ |
| sizeof(RegisterInfoPOSIX_arm64::EXC)) |
| |
| #define DEFINE_DBG(reg, i) \ |
| #reg, NULL, \ |
| sizeof(((RegisterInfoPOSIX_arm64::DBG *) NULL)->reg[i]), \ |
| DBG_OFFSET_NAME(reg[i]), lldb::eEncodingUint, lldb::eFormatHex, \ |
| {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, \ |
| LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, \ |
| dbg_##reg##i }, \ |
| NULL, NULL, NULL, 0 |
| #define REG_CONTEXT_SIZE \ |
| (sizeof(RegisterInfoPOSIX_arm64::GPR) + \ |
| sizeof(RegisterInfoPOSIX_arm64::FPU) + \ |
| sizeof(RegisterInfoPOSIX_arm64::EXC)) |
| |
| //----------------------------------------------------------------------------- |
| // Include RegisterInfos_arm64 to declare our g_register_infos_arm64 structure. |
| //----------------------------------------------------------------------------- |
| #define DECLARE_REGISTER_INFOS_ARM64_STRUCT |
| #include "RegisterInfos_arm64.h" |
| #undef DECLARE_REGISTER_INFOS_ARM64_STRUCT |
| |
| static const lldb_private::RegisterInfo * |
| GetRegisterInfoPtr(const lldb_private::ArchSpec &target_arch) { |
| switch (target_arch.GetMachine()) { |
| case llvm::Triple::aarch64: |
| return g_register_infos_arm64_le; |
| default: |
| assert(false && "Unhandled target architecture."); |
| return NULL; |
| } |
| } |
| |
| static uint32_t |
| GetRegisterInfoCount(const lldb_private::ArchSpec &target_arch) { |
| switch (target_arch.GetMachine()) { |
| case llvm::Triple::aarch64: |
| return static_cast<uint32_t>(sizeof(g_register_infos_arm64_le) / |
| sizeof(g_register_infos_arm64_le[0])); |
| default: |
| assert(false && "Unhandled target architecture."); |
| return 0; |
| } |
| } |
| |
| RegisterInfoPOSIX_arm64::RegisterInfoPOSIX_arm64( |
| const lldb_private::ArchSpec &target_arch) |
| : lldb_private::RegisterInfoInterface(target_arch), |
| m_register_info_p(GetRegisterInfoPtr(target_arch)), |
| m_register_info_count(GetRegisterInfoCount(target_arch)) {} |
| |
| size_t RegisterInfoPOSIX_arm64::GetGPRSize() const { |
| return sizeof(struct RegisterInfoPOSIX_arm64::GPR); |
| } |
| |
| const lldb_private::RegisterInfo * |
| RegisterInfoPOSIX_arm64::GetRegisterInfo() const { |
| return m_register_info_p; |
| } |
| |
| uint32_t RegisterInfoPOSIX_arm64::GetRegisterCount() const { |
| return m_register_info_count; |
| } |