blob: ee61ecc3eb3ed2c8694e854775771e1920e4e8c0 (
plain) (
blame)
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
|
/* Thread-local storage handling in the ELF dynamic linker. PowerPC version.
Copyright (C) 2015 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, see
<http://www.gnu.org/licenses/>. */
#include <csu/libc-tls.c>
#include <dl-tls.h>
/* On powerpc, the linker usually optimizes code sequences used to access
Thread Local Storage. However, when the user disables these optimizations
by passing --no-tls-optimze to the linker, we need to provide __tls_get_addr
in static libc in order to avoid undefined references to that symbol. */
void *
__tls_get_addr (tls_index *ti)
{
dtv_t *dtv = THREAD_DTV ();
return (char *) dtv[1].pointer.val + ti->ti_offset + TLS_DTV_OFFSET;
}
|
