System.out.print("new step: "+ ai);
System.out.print(", axis: " + Axis.getNames(ai.getAxis()));
System.out.print(", predAxis: " + Axis.getNames(ai.getAxis()));
System.out.print(", what: ");
System.out.print(" ");
ai.debugWhatToShow(ai.getWhatToShow());
}
int argLen = compiler.getFirstPredicateOpPos(opPos);
ai.setPredicates(compiler.getCompiledPredicates(argLen));