Op:  OpInvalid,
	Aux: StringToAux("BlockEnd"),
}

var FuncEnd = &Value{
	ID:  -30000,
	Op:  OpInvalid,
	Aux: StringToAux("FuncEnd"),
}

// RegisterSet is a bitmap of registers, indexed by Register.num.
type RegisterSet uint64

// logf prints debug-specific logging to stdout (always stdout) if the
// current function is tagged by GOSSAFUNC (for ssa output directed
// either to stdout or html).