70 lines · cpp
1//===-- RegisterContextLinux_s390x.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 "RegisterContextLinux_s390x.h"10#include "RegisterContextPOSIX_s390x.h"11 12using namespace lldb_private;13using namespace lldb;14 15// Include RegisterInfos_s390x to declare our g_register_infos_s390x structure.16#define DECLARE_REGISTER_INFOS_S390X_STRUCT17#include "RegisterInfos_s390x.h"18#undef DECLARE_REGISTER_INFOS_S390X_STRUCT19 20static const RegisterInfo *GetRegisterInfoPtr(const ArchSpec &target_arch) {21 switch (target_arch.GetMachine()) {22 case llvm::Triple::systemz:23 return g_register_infos_s390x;24 default:25 assert(false && "Unhandled target architecture.");26 return nullptr;27 }28}29 30static uint32_t GetRegisterInfoCount(const ArchSpec &target_arch) {31 switch (target_arch.GetMachine()) {32 case llvm::Triple::systemz:33 return k_num_registers_s390x;34 default:35 assert(false && "Unhandled target architecture.");36 return 0;37 }38}39 40static uint32_t GetUserRegisterInfoCount(const ArchSpec &target_arch) {41 switch (target_arch.GetMachine()) {42 case llvm::Triple::systemz:43 return k_num_user_registers_s390x + k_num_linux_registers_s390x;44 default:45 assert(false && "Unhandled target architecture.");46 return 0;47 }48}49 50RegisterContextLinux_s390x::RegisterContextLinux_s390x(51 const ArchSpec &target_arch)52 : lldb_private::RegisterInfoInterface(target_arch),53 m_register_info_p(GetRegisterInfoPtr(target_arch)),54 m_register_info_count(GetRegisterInfoCount(target_arch)),55 m_user_register_count(GetUserRegisterInfoCount(target_arch)) {}56 57const RegisterInfo *RegisterContextLinux_s390x::GetRegisterInfo() const {58 return m_register_info_p;59}60 61uint32_t RegisterContextLinux_s390x::GetRegisterCount() const {62 return m_register_info_count;63}64 65uint32_t RegisterContextLinux_s390x::GetUserRegisterCount() const {66 return m_user_register_count;67}68 69size_t RegisterContextLinux_s390x::GetGPRSize() const { return 0; }70