   0  residual_call_ir_r $<* fn _ll_1_threadlocalref_get__Ptr_GcStruct_objectLlT_Signed>, I[$CDefinedIntSymbolic('RPY_TLOFS_tlref1')], R[], <CallDescr(i) EF=1 OS_THREADLOCALREF_GET> -> %r0
   8  getfield_gc_r %r0, FieldDescr<pypy.interpreter.executioncontext.ExecutionContext.inst_w_profilefuncarg> -> %r0
  13  -live- %r0
  16  goto_if_not_ptr_iszero %r0, L1
  20  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  22  ---
  22  L1:
  22  ref_return %r0
