// Copyright 2020 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 linux
// +build mips64 mips64le

package cpu

// HWCAP bits. These are exposed by the Linux kernel 5.4.
const (
	// CPU features
	hwcap_MIPS_MSA = 1 << 1
)

func doinit() {
	// HWCAP feature bits
	MIPS64X.HasMSA = isSet(hwCap, hwcap_MIPS_MSA)
}

func isSet(hwc uint, value uint) bool {
	return hwc&value != 0
}
