github.com/m10x/go/src@v0.0.0-20220112094212-ba61592315da/runtime/os_darwin_arm64.go (about)

     1  // Copyright 2014 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  //go:nosplit
     8  func cputicks() int64 {
     9  	// Currently cputicks() is used in blocking profiler and to seed runtime·fastrand().
    10  	// runtime·nanotime() is a poor approximation of CPU ticks that is enough for the profiler.
    11  	return nanotime()
    12  }