1// Copyright 2021 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 ppc64 || ppc64le
6
7package bytealg
8
9import "internal/cpu"
10
11const MaxBruteForce = 16
12
13var SupportsPower9 = cpu.PPC64.IsPOWER9
14
15func init() {
16	MaxLen = 32
17}
18
19// Cutover reports the number of failures of IndexByte we should tolerate
20// before switching over to Index.
21// n is the number of bytes processed so far.
22// See the bytes.Index implementation for details.
23func Cutover(n int) int {
24	// 1 error per 8 characters, plus a few slop to start.
25	return (n + 16) / 8
26}
27