| 1 |
13 |
serginhofr |
/* Thread-local storage handling in the ELF dynamic linker. MIPS version.
|
| 2 |
|
|
Copyright (C) 2005 Free Software Foundation, Inc.
|
| 3 |
|
|
This file is part of the GNU C Library.
|
| 4 |
|
|
|
| 5 |
|
|
The GNU C Library is free software; you can redistribute it and/or
|
| 6 |
|
|
modify it under the terms of the GNU Lesser General Public
|
| 7 |
|
|
License as published by the Free Software Foundation; either
|
| 8 |
|
|
version 2.1 of the License, or (at your option) any later version.
|
| 9 |
|
|
|
| 10 |
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
| 11 |
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
| 12 |
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
| 13 |
|
|
Lesser General Public License for more details.
|
| 14 |
|
|
|
| 15 |
|
|
You should have received a copy of the GNU Lesser General Public
|
| 16 |
|
|
License along with the GNU C Library; if not, write to the Free
|
| 17 |
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
| 18 |
|
|
02111-1307 USA. */
|
| 19 |
|
|
|
| 20 |
|
|
|
| 21 |
|
|
/* Type used for the representation of TLS information in the GOT. */
|
| 22 |
|
|
typedef struct
|
| 23 |
|
|
{
|
| 24 |
|
|
unsigned long int ti_module;
|
| 25 |
|
|
unsigned long int ti_offset;
|
| 26 |
|
|
} tls_index;
|
| 27 |
|
|
|
| 28 |
|
|
/* The thread pointer points to the first static TLS block. */
|
| 29 |
|
|
#define TLS_TP_OFFSET 0
|
| 30 |
|
|
|
| 31 |
|
|
/* Dynamic thread vector pointers point 0x800 past the start of each
|
| 32 |
|
|
TLS block. */
|
| 33 |
|
|
#define TLS_DTV_OFFSET 0x800
|
| 34 |
|
|
|
| 35 |
|
|
/* Compute the value for a GOTTPREL reloc. */
|
| 36 |
|
|
#define TLS_TPREL_VALUE(sym_map, sym) \
|
| 37 |
|
|
((sym_map)->l_tls_offset + (sym)->st_value - TLS_TP_OFFSET)
|
| 38 |
|
|
|
| 39 |
|
|
/* Compute the value for a DTPREL reloc. */
|
| 40 |
|
|
#define TLS_DTPREL_VALUE(sym) \
|
| 41 |
|
|
((sym)->st_value - TLS_DTV_OFFSET)
|
| 42 |
|
|
|
| 43 |
|
|
extern void *__tls_get_addr (tls_index *ti);
|
| 44 |
|
|
|
| 45 |
|
|
# define GET_ADDR_OFFSET (ti->ti_offset + TLS_DTV_OFFSET)
|
| 46 |
|
|
# define __TLS_GET_ADDR(__ti) (__tls_get_addr (__ti) - TLS_DTV_OFFSET)
|
| 47 |
|
|
|
| 48 |
|
|
/* Value used for dtv entries for which the allocation is delayed. */
|
| 49 |
|
|
#define TLS_DTV_UNALLOCATED ((void *) -1l)
|
