1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
|
/* Copyright (C) 2001, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <sysdep.h>
#define _ERRNO_H 1
#include <bits/errno.h>
/* For the calculation see asm/vsyscall.h. */
#define VSYSCALL_ADDR_vtime 0xffffffffff600400
/* Return the current time as a `time_t' and also put it in *T if T is
not NULL. Time is represented as seconds from Jan 1 00:00:00 1970. */
ENTRY (time)
/* Align stack. */
sub $0x8, %rsp
movq $VSYSCALL_ADDR_vtime, %rax
callq *%rax
/* Check error return. */
cmpl $-4095, %eax
jae SYSCALL_ERROR_LABEL
L(pseudo_end):
add $0x8, %rsp
ret
PSEUDO_END(time)
|
