Source file src/runtime/os_windows_arm.go
1 // Copyright 2018 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 "unsafe" 8 9 //go:nosplit 10 func cputicks() int64 { 11 var counter int64 12 stdcall1(_QueryPerformanceCounter, uintptr(unsafe.Pointer(&counter))) 13 return counter 14 } 15 16 func checkgoarm() { 17 if goarm < 7 { 18 print("Need atomic synchronization instructions, coprocessor ", 19 "access instructions. Recompile using GOARM=7.\n") 20 exit(1) 21 } 22 } 23