1 //===-- RegisterContextPOSIX_s390x.h ----------------------------*- C++ -*-===// 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 #ifndef LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTPOSIX_S390X_H 10 #define LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTPOSIX_S390X_H 11 12 #include "RegisterContext_s390x.h" 13 #include "RegisterInfoInterface.h" 14 #include "lldb-s390x-register-enums.h" 15 #include "lldb/Target/RegisterContext.h" 16 #include "lldb/Utility/Log.h" 17 18 class RegisterContextPOSIX_s390x : public lldb_private::RegisterContext { 19 public: 20 RegisterContextPOSIX_s390x( 21 lldb_private::Thread &thread, uint32_t concrete_frame_idx, 22 lldb_private::RegisterInfoInterface *register_info); 23 24 ~RegisterContextPOSIX_s390x() override; 25 26 void Invalidate(); 27 28 void InvalidateAllRegisters() override; 29 30 size_t GetRegisterCount() override; 31 32 virtual unsigned GetRegisterSize(unsigned reg); 33 34 virtual unsigned GetRegisterOffset(unsigned reg); 35 36 const lldb_private::RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override; 37 38 size_t GetRegisterSetCount() override; 39 40 const lldb_private::RegisterSet *GetRegisterSet(size_t set) override; 41 42 const char *GetRegisterName(unsigned reg); 43 44 protected: 45 struct RegInfo { 46 uint32_t num_registers; 47 uint32_t num_gpr_registers; 48 uint32_t num_fpr_registers; 49 50 uint32_t last_gpr; 51 uint32_t first_fpr; 52 uint32_t last_fpr; 53 }; 54 55 RegInfo m_reg_info; 56 std::unique_ptr<lldb_private::RegisterInfoInterface> m_register_info_up; 57 58 virtual bool IsRegisterSetAvailable(size_t set_index); 59 60 virtual const lldb_private::RegisterInfo *GetRegisterInfo(); 61 62 bool IsGPR(unsigned reg); 63 64 bool IsFPR(unsigned reg); 65 66 virtual bool ReadGPR() = 0; 67 virtual bool ReadFPR() = 0; 68 virtual bool WriteGPR() = 0; 69 virtual bool WriteFPR() = 0; 70 }; 71 72 #endif // LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTPOSIX_S390X_H 73