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      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 runtimefastrand1().
     10 	// runtimenanotime() is a poor approximation of CPU ticks that is enough for the profiler.
     11 	// TODO: need more entropy to better seed fastrand1.
     12 	return nanotime()
     13 }
     14