// Clobber experiment op
	{name: "Clobber", argLength: 0, typ: "Void", aux: "SymOff", symEffect: "None"}, // write an invalid pointer value to the given pointer slot of a stack variable
	{name: "ClobberReg", argLength: 0, typ: "Void"},                                // clobber a register

	// Prefetch instruction

		generic:        true,
	},
	{
		name:      "Clobber",
		auxType:   auxSymOff,
		argLen:    0,
		symEffect: SymNone,
		generic:   true,
	},
	{
		name:    "ClobberReg",
		argLen:  0,
		generic: true,
	},
	{
		name:           "PrefetchCache",
		argLen:         2,
		hasSideEffects: true,
		generic:        true,
	},
	{