// 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. //go:build mips64 || mips64le package cpu const CacheLinePadSize = 32 // This is initialized by archauxv and should not be changed after it is // initialized. var HWCap uint // HWCAP bits. These are exposed by the Linux kernel 5.4. const ( // CPU features hwcap_MIPS_MSA = 1 << 1 ) func doinit() { options = []option{ {Name: "msa", Feature: &MIPS64X.HasMSA}, } // HWCAP feature bits MIPS64X.HasMSA = isSet(HWCap, hwcap_MIPS_MSA) } func isSet(hwc uint, value uint) bool { return hwc&value != 0 }