Source file src/runtime/os_linux_s390x.go

     1	// Copyright 2016 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	package runtime
     6	
     7	import "internal/cpu"
     8	
     9	const (
    10		// bit masks taken from bits/hwcap.h
    11		_HWCAP_S390_VX = 2048 // vector facility
    12	)
    13	
    14	func archauxv(tag, val uintptr) {
    15		switch tag {
    16		case _AT_HWCAP: // CPU capability bit flags
    17			cpu.S390X.HasVX = val&_HWCAP_S390_VX != 0
    18		}
    19	}
    20	

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