case STXVL, STXVLL:
		return op + " " + args[0] + "," + args[1] + "," + args[2]

	case LWAX, LWAUX, LWZX, LHZX, LBZX, LDX, LHAX, LHAUX, LDARX, LWARX, LHARX, LBARX, LFDX, LFDUX, LFSX, LFSUX, LDBRX, LWBRX, LHBRX, LDUX, LWZUX, LHZUX, LBZUX:
		if args[1] == "0" {
			return op + " (" + args[2] + ")," + args[0]
		}
		return op + " (" + args[2] + ")(" + args[1] + ")," + args[0]

	LBZ:            "lbz",
	LBZU:           "lbzu",
	LBZUX:          "lbzux",
	LBZX:           "lbzx",
	LFD:            "lfd",
	LFDU:           "lfdu",
	LFDUX:          "lfdux",
	LFDX:           "lfdx",
	LFS:            "lfs",
	LFSU:           "lfsu",
	LFSUX:          "lfsux",
	LFSX:           "lfsx",
	LHA:            "lha",
	LHAU:           "lhau",
	LHAUX:          "lhaux",
	LHAX:           "lhax",

	case AMOVBU, AMOVBZU:
		return OPVCC(31, 119, 0, 0) /* lbzux */
	case AFMOVD:
		return OPVCC(31, 599, 0, 0) /* lfdx */
	case AFMOVDU:
		return OPVCC(31, 631, 0, 0) /*  lfdux */
	case AFMOVS:
		return OPVCC(31, 535, 0, 0) /* lfsx */
	case AFMOVSU:
		return OPVCC(31, 567, 0, 0) /* lfsux */
	case AFMOVSX:
		return OPVCC(31, 855, 0, 0) /* lfiwax - power6, isa 2.05 */
	case AFMOVSZ:

	case LHZ, LHZU, LHZX, LHZUX:
		return true
	case LHA, LHAU, LHAX, LHAUX:
		return true
	case LWZ, LWZU, LWZX, LWZUX:
		return true
	case LWA, LWAX, LWAUX:
		return true
	case LD, LDU, LDX, LDUX:
		return true
	case LQ:
		return true
	case STB, STBU, STBX, STBUX:
		return true
	case STH, STHU, STHX, STHUX:
		return true
	case STW, STWU, STWX, STWUX:
		return true