eafb46ce90
For libgo the definition comes from the generated file cpugen.go. Fixes PR go/98041 Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/273866
31 lines
638 B
Go
31 lines
638 B
Go
// Copyright 2019 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build mips64 mips64le
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package cpu
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// This is initialized by archauxv and should not be changed after it is
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// initialized.
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var HWCap uint
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// HWCAP bits. These are exposed by the Linux kernel 5.4.
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const (
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// CPU features
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hwcap_MIPS_MSA = 1 << 1
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)
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func doinit() {
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options = []option{
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{Name: "msa", Feature: &MIPS64X.HasMSA},
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}
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// HWCAP feature bits
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MIPS64X.HasMSA = isSet(HWCap, hwcap_MIPS_MSA)
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}
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func isSet(hwc uint, value uint) bool {
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return hwc&value != 0
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}
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