}
	}

	ctxt.Diag("%s: invalid instruction: %v", cursym.Name, p)
}

// byteswapreg returns a byte-addressable register (AX, BX, CX, DX)
// which is not referenced in a.
// If a is empty, it returns BX to account for MULB-like instructions
// that might use DX and AX.
func byteswapreg(ctxt *obj.Link, a *obj.Addr) int {
	cana, canb, canc, cand := true, true, true, true
	if a.Type == obj.TYPE_NONE {

	// Exercise no-argument/no-result paths.
}

// This will be index 4.
func (p Point) TotalDist(points ...Point) int {
	tot := 0
	for _, q := range points {
		dx := q.x - p.x
		dy := q.y - p.y
		tot += dx*dx + dy*dy // Should call Sqrt, but it's just a test.

	}
	return tot
}

// This will be index 5.
func (p *Point) Int64Method(x int64) int64 {
	return x
}