// Copyright 2009 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. // Return current time in nanoseconds. #include #include "go-assert.h" #include "runtime.h" int64 runtime_nanotime (void) { int i; struct timeval tv; i = gettimeofday (&tv, NULL); __go_assert (i == 0); return (int64) tv.tv_sec * 1000000000 + (int64) tv.tv_usec * 1000; }