{
}
+ // Performs a deep copy of the plan, including all the rows (expensive).
+ UnwindPlan (const UnwindPlan &rhs) :
+ m_plan_valid_address_range (rhs.m_plan_valid_address_range),
+ m_register_kind (rhs.m_register_kind),
+ m_return_addr_register (rhs.m_return_addr_register),
+ m_source_name (rhs.m_source_name),
+ m_plan_is_sourced_from_compiler (rhs.m_plan_is_sourced_from_compiler),
+ m_plan_is_valid_at_all_instruction_locations (rhs.m_plan_is_valid_at_all_instruction_locations),
+ m_lsda_address (rhs.m_lsda_address),
+ m_personality_func_addr (rhs.m_personality_func_addr)
+ {
+ m_row_list.reserve (rhs.m_row_list.size());
+ for (const RowSP &row_sp: rhs.m_row_list)
+ m_row_list.emplace_back (new Row (*row_sp));
+ }
+
~UnwindPlan ()
{
}
Mutex::Locker lock (m_mutex);
m_tried_unwind_plan_eh_frame_augmented = true;
- if (m_range.GetBaseAddress().IsValid())
+ UnwindPlanSP eh_frame_plan = GetEHFrameUnwindPlan (target, current_offset);
+ if (!eh_frame_plan)
+ return m_unwind_plan_eh_frame_augmented_sp;
+
+ m_unwind_plan_eh_frame_augmented_sp.reset(new UnwindPlan(*eh_frame_plan));
+
+ // Augment the eh_frame instructions with epilogue descriptions if necessary so the
+ // UnwindPlan can be used at any instruction in the function.
+
+ UnwindAssemblySP assembly_profiler_sp (GetUnwindAssemblyProfiler());
+ if (assembly_profiler_sp)
{
- Address current_pc (m_range.GetBaseAddress ());
- if (current_offset != -1)
- current_pc.SetOffset (current_pc.GetOffset() + current_offset);
- DWARFCallFrameInfo *eh_frame = m_unwind_table.GetEHFrameInfo();
- if (eh_frame)
+ if (!assembly_profiler_sp->AugmentUnwindPlanFromCallSite (m_range, thread, *m_unwind_plan_eh_frame_augmented_sp))
{
- m_unwind_plan_eh_frame_augmented_sp.reset (new UnwindPlan (lldb::eRegisterKindGeneric));
- if (!eh_frame->GetUnwindPlan (current_pc, *m_unwind_plan_eh_frame_augmented_sp))
- {
- m_unwind_plan_eh_frame_augmented_sp.reset();
- }
- else
- {
- // Augment the eh_frame instructions with epilogue descriptions if necessary so the
- // UnwindPlan can be used at any instruction in the function.
-
- UnwindAssemblySP assembly_profiler_sp (GetUnwindAssemblyProfiler());
- if (assembly_profiler_sp)
- {
- if (!assembly_profiler_sp->AugmentUnwindPlanFromCallSite (m_range, thread, *m_unwind_plan_eh_frame_augmented_sp))
- {
- m_unwind_plan_eh_frame_augmented_sp.reset();
- }
- }
- else
- {
- m_unwind_plan_eh_frame_augmented_sp.reset();
- }
- }
+ m_unwind_plan_eh_frame_augmented_sp.reset();
}
}
+ else
+ {
+ m_unwind_plan_eh_frame_augmented_sp.reset();
+ }
return m_unwind_plan_eh_frame_augmented_sp;
}