   0  residual_call_r_i $<* fn W_FFIType.get_ffitype>, R[%r0], <CallDescr(r) EF=4> -> %i0
   7  -live- %i0
  10  getfield_raw_i %i0, FieldDescr<ffi_type.c_size> -> %i0
  15  int_return %i0
