src/runtime/os_linux_ppc64x.go


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22

// Copyright 2016 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 ppc64 ppc64le

package runtime

import "internal/cpu"

func archauxv(tag, val uintptr) {
	switch tag {
	case _AT_HWCAP:
		// ppc64x doesn't have a 'cpuid' instruction
		// equivalent and relies on HWCAP/HWCAP2 bits for
		// hardware capabilities.
		cpu.HWCap = uint(val)
	case _AT_HWCAP2:
		cpu.HWCap2 = uint(val)
	}
}