// different results such as a carry or overflow.
type CCMask uint8

const (
	Never CCMask = 0 // no-op

	// 1-bit masks
	Equal     CCMask = 1 << 3
	Less      CCMask = 1 << 2
	Greater   CCMask = 1 << 1
	Unordered CCMask = 1 << 0

	// 2-bit masks
	EqualOrUnordered   CCMask = Equal | Unordered   // not less and not greater
	LessOrEqual        CCMask = Less | Equal        // ordered and not greater