lldb::RegisterContextSP
ThreadMachCore::CreateRegisterContextForFrame (StackFrame *frame)
{
lldb::RegisterContextSP reg_ctx_sp;
uint32_t concrete_frame_idx = 0;
if (frame)
concrete_frame_idx = frame->GetConcreteFrameIndex ();
if (concrete_frame_idx == 0)
{
if (!m_thread_reg_ctx_sp)
{
ProcessSP process_sp (GetProcess());
ObjectFile *core_objfile = static_cast<ProcessMachCore *>(process_sp.get())->GetCoreObjectFile ();
if (core_objfile)
m_thread_reg_ctx_sp = core_objfile->GetThreadContextAtIndex (GetID(), *this);
}
reg_ctx_sp = m_thread_reg_ctx_sp;
}
else
{
Unwind *unwinder = GetUnwinder ();
if (unwinder)
reg_ctx_sp = unwinder->CreateRegisterContextForFrame (frame);
}
return reg_ctx_sp;
}
lldb::RegisterContextSP
ThreadGDBRemote::CreateRegisterContextForFrame(StackFrame *frame) {
lldb::RegisterContextSP reg_ctx_sp;
uint32_t concrete_frame_idx = 0;
if (frame)
concrete_frame_idx = frame->GetConcreteFrameIndex();
if (concrete_frame_idx == 0) {
ProcessSP process_sp(GetProcess());
if (process_sp) {
ProcessGDBRemote *gdb_process =
static_cast<ProcessGDBRemote *>(process_sp.get());
// read_all_registers_at_once will be true if 'p' packet is not
// supported.
bool read_all_registers_at_once =
!gdb_process->GetGDBRemote().GetpPacketSupported(GetID());
reg_ctx_sp = std::make_shared<GDBRemoteRegisterContext>(
*this, concrete_frame_idx, gdb_process->m_register_info,
read_all_registers_at_once);
}
} else {
Unwind *unwinder = GetUnwinder();
if (unwinder != nullptr)
reg_ctx_sp = unwinder->CreateRegisterContextForFrame(frame);
}
return reg_ctx_sp;
}
lldb::RegisterContextSP
ThreadGDBRemote::CreateRegisterContextForFrame (StackFrame *frame)
{
lldb::RegisterContextSP reg_ctx_sp;
const bool read_all_registers_at_once = false;
uint32_t concrete_frame_idx = 0;
if (frame)
concrete_frame_idx = frame->GetConcreteFrameIndex ();
if (concrete_frame_idx == 0)
{
ProcessSP process_sp (GetProcess());
if (process_sp)
{
ProcessGDBRemote *gdb_process = static_cast<ProcessGDBRemote *>(process_sp.get());
reg_ctx_sp.reset (new GDBRemoteRegisterContext (*this, concrete_frame_idx, gdb_process->m_register_info, read_all_registers_at_once));
}
}
else
{
Unwind *unwinder = GetUnwinder ();
if (unwinder)
reg_ctx_sp = unwinder->CreateRegisterContextForFrame (frame);
}
return reg_ctx_sp;
}
RegisterContextSP
ThreadMemory::CreateRegisterContextForFrame(StackFrame *frame) {
RegisterContextSP reg_ctx_sp;
uint32_t concrete_frame_idx = 0;
if (frame)
concrete_frame_idx = frame->GetConcreteFrameIndex();
if (concrete_frame_idx == 0) {
reg_ctx_sp = GetRegisterContext();
} else {
Unwind *unwinder = GetUnwinder();
if (unwinder)
reg_ctx_sp = unwinder->CreateRegisterContextForFrame(frame);
}
return reg_ctx_sp;
}
lldb::RegisterContextSP
ThreadKDP::CreateRegisterContextForFrame (StackFrame *frame)
{
lldb::RegisterContextSP reg_ctx_sp;
uint32_t concrete_frame_idx = 0;
if (frame)
concrete_frame_idx = frame->GetConcreteFrameIndex ();
if (concrete_frame_idx == 0)
{
ProcessSP process_sp (CalculateProcess());
if (process_sp)
{
switch (static_cast<ProcessKDP *>(process_sp.get())->GetCommunication().GetCPUType())
{
case llvm::MachO::CPU_TYPE_ARM:
reg_ctx_sp.reset (new RegisterContextKDP_arm (*this, concrete_frame_idx));
break;
case llvm::MachO::CPU_TYPE_ARM64:
reg_ctx_sp.reset (new RegisterContextKDP_arm64 (*this, concrete_frame_idx));
break;
case llvm::MachO::CPU_TYPE_I386:
reg_ctx_sp.reset (new RegisterContextKDP_i386 (*this, concrete_frame_idx));
break;
case llvm::MachO::CPU_TYPE_X86_64:
reg_ctx_sp.reset (new RegisterContextKDP_x86_64 (*this, concrete_frame_idx));
break;
default:
assert (!"Add CPU type support in KDP");
break;
}
}
}
else
{
Unwind *unwinder = GetUnwinder ();
if (unwinder)
reg_ctx_sp = unwinder->CreateRegisterContextForFrame (frame);
}
return reg_ctx_sp;
}