// Copyright 2019 The Go Authors. All rights reserved. | |
// Use of this source code is governed by a BSD-style | |
// license that can be found in the LICENSE file. | |
// +build go1.13 | |
package poly1305 | |
import "math/bits" | |
func bitsAdd64(x, y, carry uint64) (sum, carryOut uint64) { | |
return bits.Add64(x, y, carry) | |
} | |
func bitsSub64(x, y, borrow uint64) (diff, borrowOut uint64) { | |
return bits.Sub64(x, y, borrow) | |
} | |
func bitsMul64(x, y uint64) (hi, lo uint64) { | |
return bits.Mul64(x, y) | |
} |