gitee.com/ks-custle/core-gm@v0.0.0-20230922171213-b83bdd97b62c/internal/bytealg/index_ppc64x.go (about) 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 (aix || linux) && (ppc64 || ppc64le) 6 // +build aix linux 7 // +build ppc64 ppc64le 8 9 package bytealg 10 11 import "gitee.com/ks-custle/core-gm/internal/cpu" 12 13 const MaxBruteForce = 16 14 15 var SupportsPower9 = cpu.PPC64.IsPOWER9 16 17 func init() { 18 MaxLen = 32 19 } 20 21 // Cutover reports the number of failures of IndexByte we should tolerate 22 // before switching over to Index. 23 // n is the number of bytes processed so far. 24 // See the bytes.Index implementation for details. 25 func Cutover(n int) int { 26 // 1 error per 8 characters, plus a few slop to start. 27 return (n + 16) / 8 28 }