cpu.ppc: fix alien-indirect
cpu.ppc: fix alien-indirect

seckar/factor,littledan/Factor,mcandre/factor,erg/factor,littledan/Factor,ceninan/factor,mcandre/factor,kingcons/factor,ceninan/factor,littledan/Factor,erg/factor,seckar/factor,mcandre/factor,cataska/factor,cataska/factor,cataska/factor,erg/factor,mcandre/factor,ceninan/factor,mcandre/factor,erg/factor,mcandre/factor,kingcons/factor,erg/factor,ceninan/factor,kingcons/factor,mcandre/factor,cataska/factor,littledan/Factor,erg/factor,seckar/factor,erg/factor,kingcons/factor