Plan 9 from Bell Labs’s /usr/web/sources/contrib/stallion/root/arm/go/src/runtime/os_windows_arm.go

Copyright © 2021 Plan 9 Foundation.
Distributed under the MIT License.
Download the Plan 9 distribution.


// Copyright 2018 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.

package runtime

import "unsafe"

//go:nosplit
func cputicks() int64 {
	var counter int64
	stdcall1(_QueryPerformanceCounter, uintptr(unsafe.Pointer(&counter)))
	return counter
}

func checkgoarm() {
	if goarm < 7 {
		print("Need atomic synchronization instructions, coprocessor ",
			"access instructions. Recompile using GOARM=7.\n")
		exit(1)
	}
}

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