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go/src/runtime/os_nacl_arm.go
Russ Cox ad8179281d [dev.cc] runtime: convert nacl support to Go
LGTM=dave
R=minux, dave
CC=golang-codereviews
https://golang.org/cl/181030043
2014-11-21 10:22:18 -05:00

18 lines
534 B
Go

// Copyright 2014 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
func checkgoarm() {
return // NaCl/ARM only supports ARMv7
}
//go:nosplit
func cputicks() int64 {
// Currently cputicks() is used in blocking profiler and to seed runtime·fastrand1().
// runtime·nanotime() is a poor approximation of CPU ticks that is enough for the profiler.
// TODO: need more entropy to better seed fastrand1.
return nanotime()
}