| //===-- RegisterContextPOSIXCore_arm.cpp ----------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "RegisterContextPOSIXCore_arm.h" |
| |
| #include "lldb/Target/Thread.h" |
| #include "lldb/Utility/RegisterValue.h" |
| |
| #include <memory> |
| |
| using namespace lldb_private; |
| |
| RegisterContextCorePOSIX_arm::RegisterContextCorePOSIX_arm( |
| Thread &thread, std::unique_ptr<RegisterInfoPOSIX_arm> register_info, |
| const DataExtractor &gpregset, llvm::ArrayRef<CoreNote> notes) |
| : RegisterContextPOSIX_arm(thread, std::move(register_info)) { |
| m_gpr_buffer = std::make_shared<DataBufferHeap>(gpregset.GetDataStart(), |
| gpregset.GetByteSize()); |
| m_gpr.SetData(m_gpr_buffer); |
| m_gpr.SetByteOrder(gpregset.GetByteOrder()); |
| } |
| |
| RegisterContextCorePOSIX_arm::~RegisterContextCorePOSIX_arm() {} |
| |
| bool RegisterContextCorePOSIX_arm::ReadGPR() { return true; } |
| |
| bool RegisterContextCorePOSIX_arm::ReadFPR() { return false; } |
| |
| bool RegisterContextCorePOSIX_arm::WriteGPR() { |
| assert(0); |
| return false; |
| } |
| |
| bool RegisterContextCorePOSIX_arm::WriteFPR() { |
| assert(0); |
| return false; |
| } |
| |
| bool RegisterContextCorePOSIX_arm::ReadRegister(const RegisterInfo *reg_info, |
| RegisterValue &value) { |
| lldb::offset_t offset = reg_info->byte_offset; |
| if (offset + reg_info->byte_size <= GetGPRSize()) { |
| uint64_t v = m_gpr.GetMaxU64(&offset, reg_info->byte_size); |
| if (offset == reg_info->byte_offset + reg_info->byte_size) { |
| value = v; |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| bool RegisterContextCorePOSIX_arm::ReadAllRegisterValues( |
| lldb::DataBufferSP &data_sp) { |
| return false; |
| } |
| |
| bool RegisterContextCorePOSIX_arm::WriteRegister(const RegisterInfo *reg_info, |
| const RegisterValue &value) { |
| return false; |
| } |
| |
| bool RegisterContextCorePOSIX_arm::WriteAllRegisterValues( |
| const lldb::DataBufferSP &data_sp) { |
| return false; |
| } |
| |
| bool RegisterContextCorePOSIX_arm::HardwareSingleStep(bool enable) { |
| return false; |
| } |