| Peter Collingbourne | 594c10d | 2014-11-27 00:12:26 +0000 | [diff] [blame] | 1 | // Copyright 2009 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 | // Return current time in nanoseconds. |
| 6 | |
| 7 | #include <sys/time.h> |
| 8 | |
| 9 | #include "runtime.h" |
| 10 | |
| 11 | int64 runtime_nanotime (void) |
| 12 | __attribute__ ((no_split_stack)); |
| 13 | |
| 14 | int64 |
| 15 | runtime_nanotime (void) |
| 16 | { |
| 17 | struct timeval tv; |
| 18 | |
| 19 | gettimeofday (&tv, NULL); |
| 20 | return (int64) tv.tv_sec * 1000000000 + (int64) tv.tv_usec * 1000; |
| 21 | } |