mirror of
https://sourceware.org/git/glibc.git
synced 2025-10-31 22:10:34 +03:00
c9ff0187a6
* include/inline-hashtab.h: New file, copied from 2005's libiberty, with fix for memory leak imported afterwards by Glauber de Oliveira Costa. * elf/tlsdeschtab.h: New file. * elf/dl-reloc.c (_dl_try_allocate_static_tls): Extract from... (_dl_allocate_static_tls): ... here. Rearrange failure path. (CHECK_STATIC_TLS): Move to... * elf/dynamic-link.h: ... this file. (TRY_STATIC_TLS): New macro. * elf/dl-conflict.c (CHECK_STATIC_TLS, TRY_STATIC_TLS): Override. * elf/elf.h (R_386_TLS_GOTDESC, R_386_TLS_DESC_CALL, R_386_TLS_DESC): Define. (R_X86_64_PC64, R_X86_GOTOFF64, R_X86_64_GOTPC32): Merge from binutils. (R_X86_64_GOTPC32_TLSDESC, R_X86_64_TLSDESC_CALL, R_X86_64_TLSDESC): Define. (R_386_NUM, R_X86_64_NUM): Adjust. * sysdeps/i386/Makefile (sysdep-dl-routines, sysdep_routines, systep-rtld-routines): Add tlsdesc and dl-tlsdesc for elf subdir. (gen-as-const-headers): Add tlsdesc.sym to csu subdir. * sysdeps/i386/dl-lookupcfg.h: New file. Introduce _dl_unmap to release tlsdesc_table. * sysdeps/i386/dl-machine.h: Include dl-tlsdesc.h. (elf_machine_type_class): Mark R_386_TLS_DESC as PLT class. (elf_machine_rel): Handle R_386_TLS_DESC. (elf_machine_rela): Likewise. (elf_machine_lazy_rel): Likewise. (elf_machine_lazy_rela): Likewise. * sysdeps/i386/dl-tls.h (struct dl_tls_index): Name it. * sysdeps/i386/dl-tlsdesc.S: New file. * sysdeps/i386/dl-tlsdesc.h: New file. * sysdeps/i386/tlsdesc.c: New file. * sysdeps/i386/tlsdesc.sym: New file. * sysdeps/i386/bits/linkmap.h (struct link_map_machine): Add tlsdesc_table. * sysdeps/x86_64/Makefile (sysdep-dl-routines, sysdep_routines, systep-rtld-routines): Add tlsdesc and dl-tlsdesc for elf subdir. (gen-as-const-headers): Add tlsdesc.sym to csu subdir. * sysdeps/x86_64/dl-lookupcfg.h: New file. Introduce _dl_unmap to release tlsdesc_table. * sysdeps/x86_64/dl-machine.h: Include dl-tlsdesc.h. (elf_machine_runtime_setup): Set up lazy TLSDESC GOT entry. (elf_machine_type_class): Mark R_X86_64_TLSDESC as PLT class. (elf_machine_rel): Handle R_X86_64_TLSDESC. (elf_machine_rela): Likewise. (elf_machine_lazy_rel): Likewise. * sysdeps/x86_64/dl-tls.h (struct dl_tls_index): Name it. (__tls_get_addr): Do not declare for non-shared compiles. * sysdeps/x86_64/dl-tlsdesc.S: New file. * sysdeps/x86_64/dl-tlsdesc.h: New file. * sysdeps/x86_64/tlsdesc.c: New file. * sysdeps/x86_64/tlsdesc.sym: New file. * sysdeps/x86_64/bits/linkmap.h (struct link_map_machine): Add tlsdesc_table for both 32- and 64-bit structs.
62 lines
2.0 KiB
C
62 lines
2.0 KiB
C
/* Thread-local storage descriptor handling in the ELF dynamic linker.
|
|
i386 version.
|
|
Copyright (C) 2005, 2008 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. */
|
|
|
|
#ifndef _I386_DL_TLSDESC_H
|
|
# define _I386_DL_TLSDESC_H 1
|
|
|
|
/* Type used to represent a TLS descriptor in the GOT. */
|
|
struct tlsdesc
|
|
{
|
|
ptrdiff_t __attribute__ ((regparm (1))) (*entry) (struct tlsdesc *);
|
|
void *arg;
|
|
};
|
|
|
|
typedef struct dl_tls_index
|
|
{
|
|
unsigned long int ti_module;
|
|
unsigned long int ti_offset;
|
|
} tls_index;
|
|
|
|
/* Type used as the argument in a TLS descriptor for a symbol that
|
|
needs dynamic TLS offsets. */
|
|
struct tlsdesc_dynamic_arg
|
|
{
|
|
tls_index tlsinfo;
|
|
size_t gen_count;
|
|
};
|
|
|
|
extern ptrdiff_t attribute_hidden __attribute__ ((regparm (1)))
|
|
_dl_tlsdesc_return (struct tlsdesc *),
|
|
_dl_tlsdesc_undefweak (struct tlsdesc *),
|
|
_dl_tlsdesc_resolve_abs_plus_addend (struct tlsdesc *),
|
|
_dl_tlsdesc_resolve_rel (struct tlsdesc *),
|
|
_dl_tlsdesc_resolve_rela (struct tlsdesc *),
|
|
_dl_tlsdesc_resolve_hold (struct tlsdesc *);
|
|
|
|
# ifdef SHARED
|
|
extern void *internal_function _dl_make_tlsdesc_dynamic (struct link_map *map,
|
|
size_t ti_offset);
|
|
|
|
extern ptrdiff_t attribute_hidden __attribute__ ((regparm (1)))
|
|
_dl_tlsdesc_dynamic (struct tlsdesc *);
|
|
# endif
|
|
|
|
#endif
|