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0af51548 | 1 | /* Thread-local storage handling in the ELF dynamic linker. MIPS version. |
568035b7 | 2 | Copyright (C) 2005-2013 Free Software Foundation, Inc. |
0af51548 AJ |
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 | |
ab84e3ff PE |
16 | License along with the GNU C Library. If not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
0af51548 AJ |
18 | |
19 | ||
20 | /* Type used for the representation of TLS information in the GOT. */ | |
21 | typedef struct | |
22 | { | |
23 | unsigned long int ti_module; | |
24 | unsigned long int ti_offset; | |
25 | } tls_index; | |
26 | ||
27 | /* The thread pointer points 0x7000 past the first static TLS block. */ | |
28 | #define TLS_TP_OFFSET 0x7000 | |
29 | ||
30 | /* Dynamic thread vector pointers point 0x8000 past the start of each | |
31 | TLS block. */ | |
32 | #define TLS_DTV_OFFSET 0x8000 | |
33 | ||
34 | /* Compute the value for a GOTTPREL reloc. */ | |
35 | #define TLS_TPREL_VALUE(sym_map, sym) \ | |
36 | ((sym_map)->l_tls_offset + (sym)->st_value - TLS_TP_OFFSET) | |
37 | ||
38 | /* Compute the value for a DTPREL reloc. */ | |
39 | #define TLS_DTPREL_VALUE(sym) \ | |
40 | ((sym)->st_value - TLS_DTV_OFFSET) | |
41 | ||
42 | extern void *__tls_get_addr (tls_index *ti); | |
43 | ||
44 | # define GET_ADDR_OFFSET (ti->ti_offset + TLS_DTV_OFFSET) | |
45 | # define __TLS_GET_ADDR(__ti) (__tls_get_addr (__ti) - TLS_DTV_OFFSET) | |
ed36e1de JM |
46 | |
47 | /* Value used for dtv entries for which the allocation is delayed. */ | |
48 | #define TLS_DTV_UNALLOCATED ((void *) -1l) |