1 //===-- RegisterContextPOSIX_powerpc.h --------------------------*- C++ -*-===//
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
7 //===----------------------------------------------------------------------===//
9 #ifndef LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTPOSIX_POWERPC_H
10 #define LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTPOSIX_POWERPC_H
12 #include "RegisterContext_powerpc.h"
13 #include "RegisterInfoInterface.h"
14 #include "lldb/Target/RegisterContext.h"
15 #include "lldb/Utility/Log.h"
19 // Internal codes for all powerpc registers.
22 gpr_r0_powerpc = k_first_gpr_powerpc,
59 k_last_gpr_powerpc = gpr_pc_powerpc,
62 fpr_f0_powerpc = k_first_fpr,
95 k_last_fpr = fpr_fpscr_powerpc,
98 vmx_v0_powerpc = k_first_vmx,
132 k_last_vmx = vmx_vscr_powerpc,
134 k_num_registers_powerpc,
135 k_num_gpr_registers_powerpc = k_last_gpr_powerpc - k_first_gpr_powerpc + 1,
136 k_num_fpr_registers_powerpc = k_last_fpr - k_first_fpr + 1,
137 k_num_vmx_registers_powerpc = k_last_vmx - k_first_vmx + 1,
140 class RegisterContextPOSIX_powerpc : public lldb_private::RegisterContext {
142 RegisterContextPOSIX_powerpc(
143 lldb_private::Thread &thread, uint32_t concrete_frame_idx,
144 lldb_private::RegisterInfoInterface *register_info);
146 ~RegisterContextPOSIX_powerpc() override;
150 void InvalidateAllRegisters() override;
152 size_t GetRegisterCount() override;
154 virtual size_t GetGPRSize();
156 virtual unsigned GetRegisterSize(unsigned reg);
158 virtual unsigned GetRegisterOffset(unsigned reg);
160 const lldb_private::RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override;
162 size_t GetRegisterSetCount() override;
164 const lldb_private::RegisterSet *GetRegisterSet(size_t set) override;
166 const char *GetRegisterName(unsigned reg);
170 m_gpr_powerpc[k_num_gpr_registers_powerpc]; // general purpose registers.
172 m_fpr_powerpc[k_num_fpr_registers_powerpc]; // floating point registers.
173 uint32_t m_vmx_powerpc[k_num_vmx_registers_powerpc][4];
174 std::unique_ptr<lldb_private::RegisterInfoInterface>
175 m_register_info_up; // Register Info Interface (FreeBSD or Linux)
177 // Determines if an extended register set is supported on the processor
178 // running the inferior process.
179 virtual bool IsRegisterSetAvailable(size_t set_index);
181 virtual const lldb_private::RegisterInfo *GetRegisterInfo();
183 bool IsGPR(unsigned reg);
185 bool IsFPR(unsigned reg);
187 bool IsVMX(unsigned reg);
189 virtual bool ReadGPR() = 0;
190 virtual bool ReadFPR() = 0;
191 virtual bool ReadVMX() = 0;
192 virtual bool WriteGPR() = 0;
193 virtual bool WriteFPR() = 0;
194 virtual bool WriteVMX() = 0;
197 #endif // LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTPOSIX_POWERPC_H