go os_windows_arm 源码
golang os_windows_arm 代码
文件路径：/src/runtime/os_windows_arm.go
// 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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