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Source file src/runtime/os_nacl_arm.go

Documentation: runtime

  // 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
  
  var hardDiv bool // TODO: set if a hardware divider is available
  
  func checkgoarm() {
  	// TODO(minux): FP checks like in os_linux_arm.go.
  
  	// NaCl/ARM only supports ARMv7
  	if goarm != 7 {
  		print("runtime: NaCl requires ARMv7. Recompile using GOARM=7.\n")
  		exit(1)
  	}
  }
  
  //go:nosplit
  func cputicks() int64 {
  	// Currently cputicks() is used in blocking profiler and to seed runtime·fastrand().
  	// runtime·nanotime() is a poor approximation of CPU ticks that is enough for the profiler.
  	// TODO: need more entropy to better seed fastrand.
  	return nanotime()
  }
  

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