   0  inline_call_ir_r <JitCode 'interp_w__W_SemLock'>, I[$False], R[%r0] -> %r0
   8  -live- %r0
   8  inline_call_ir_r <JitCode 'W_SemLock.acquire'>, I[$True], R[%r0, $<* struct pypy.interpreter.baseobjspace.W_Root>] -> %r0
  17  -live- %r0
  17  ref_return %r0
