RegisterContextPOSIX_arm64.cpp
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//===-- RegisterContextPOSIX_arm64.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 <cstring>
#include <errno.h>
#include <stdint.h>
#include "lldb/Target/Process.h"
#include "lldb/Target/Target.h"
#include "lldb/Target/Thread.h"
#include "lldb/Utility/DataBufferHeap.h"
#include "lldb/Utility/DataExtractor.h"
#include "lldb/Utility/Endian.h"
#include "lldb/Utility/RegisterValue.h"
#include "lldb/Utility/Scalar.h"
#include "llvm/Support/Compiler.h"
#include "RegisterContextPOSIX_arm64.h"
using namespace lldb;
using namespace lldb_private;
bool RegisterContextPOSIX_arm64::IsGPR(unsigned reg) {
if (m_register_info_up->GetRegisterSetFromRegisterIndex(reg) ==
RegisterInfoPOSIX_arm64::GPRegSet)
return true;
return false;
}
bool RegisterContextPOSIX_arm64::IsFPR(unsigned reg) {
if (m_register_info_up->GetRegisterSetFromRegisterIndex(reg) ==
RegisterInfoPOSIX_arm64::FPRegSet)
return true;
return false;
}
bool RegisterContextPOSIX_arm64::IsSVE(unsigned reg) const {
if (m_register_info_up->GetRegisterSetFromRegisterIndex(reg) ==
RegisterInfoPOSIX_arm64::SVERegSet)
return true;
return false;
}
RegisterContextPOSIX_arm64::RegisterContextPOSIX_arm64(
lldb_private::Thread &thread,
std::unique_ptr<RegisterInfoPOSIX_arm64> register_info)
: lldb_private::RegisterContext(thread, 0),
m_register_info_up(std::move(register_info)) {}
RegisterContextPOSIX_arm64::~RegisterContextPOSIX_arm64() {}
void RegisterContextPOSIX_arm64::Invalidate() {}
void RegisterContextPOSIX_arm64::InvalidateAllRegisters() {}
unsigned RegisterContextPOSIX_arm64::GetRegisterOffset(unsigned reg) {
return m_register_info_up->GetRegisterInfo()[reg].byte_offset;
}
unsigned RegisterContextPOSIX_arm64::GetRegisterSize(unsigned reg) {
return m_register_info_up->GetRegisterInfo()[reg].byte_size;
}
size_t RegisterContextPOSIX_arm64::GetRegisterCount() {
return m_register_info_up->GetRegisterCount();
}
size_t RegisterContextPOSIX_arm64::GetGPRSize() {
return m_register_info_up->GetGPRSize();
}
const lldb_private::RegisterInfo *
RegisterContextPOSIX_arm64::GetRegisterInfo() {
// Commonly, this method is overridden and g_register_infos is copied and
// specialized. So, use GetRegisterInfo() rather than g_register_infos in
// this scope.
return m_register_info_up->GetRegisterInfo();
}
const lldb_private::RegisterInfo *
RegisterContextPOSIX_arm64::GetRegisterInfoAtIndex(size_t reg) {
if (reg < GetRegisterCount())
return &GetRegisterInfo()[reg];
return nullptr;
}
size_t RegisterContextPOSIX_arm64::GetRegisterSetCount() {
return m_register_info_up->GetRegisterSetCount();
}
const lldb_private::RegisterSet *
RegisterContextPOSIX_arm64::GetRegisterSet(size_t set) {
return m_register_info_up->GetRegisterSet(set);
}
const char *RegisterContextPOSIX_arm64::GetRegisterName(unsigned reg) {
if (reg < GetRegisterCount())
return GetRegisterInfo()[reg].name;
return nullptr;
}