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-exception 6// 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_STRUCT 17#include "RegisterInfos_s390x.h" 18#undef DECLARE_REGISTER_INFOS_S390X_STRUCT 19 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