sink_checkphi      91 lj_opt_sink.c        if (!ira || (irt_isphi(ira->t) && !sink_checkphi(J, ira, ir->op2)))
sink_checkphi      99 lj_opt_sink.c  	  (!sink_checkphi(J, ir, ir->op2) ||
sink_checkphi     101 lj_opt_sink.c  	    !sink_checkphi(J, ir, (ir+1)->op2))))