1// Copyright 2019 The Go Authors. All rights reserved.
 2// Use of this source code is governed by a BSD-style
 3// license that can be found in the LICENSE file.
 4
 5//go:build gc && !purego && (ppc64 || ppc64le)
 6
 7package chacha20
 8
 9const bufSize = 256
10
11//go:noescape
12func chaCha20_ctr32_vsx(out, inp *byte, len int, key *[8]uint32, counter *uint32)
13
14func (c *Cipher) xorKeyStreamBlocks(dst, src []byte) {
15	chaCha20_ctr32_vsx(&dst[0], &src[0], len(src), &c.key, &c.counter)
16}