lib/glibc
1
0
Fork 0
mirror of https://sourceware.org/git/glibc.git synced 2025-07-30 22:43:12 +03:00
Code Activity

Sparc STT_GNU_IFUNC support

Browse Source
This commit is contained in:
David S. Miller
2010-02-10 07:42:17 -08:00
committed by Ulrich Drepper
parent 57e065ae1e
commit 311927f1bd
8 changed files with 402 additions and 188 deletions
Download Patch File Download Diff File Expand all files Collapse all files

55
sysdeps/sparc/sparc32/dl-irel.h Normal file
View File

@ -0,0 +1,55 @@
/* Machine-dependent ELF indirect relocation inline functions.
SPARC 32-bit version.
Copyright (C) 2010 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 _DL_IREL_H
#define _DL_IREL_H
#include <stdio.h>
#include <unistd.h>
#include <dl-plt.h>
#define ELF_MACHINE_IRELA 1
static inline void
__attribute ((always_inline))
elf_irela (const Elf32_Rela *reloc)
{
unsigned int r_type = ELF32_R_TYPE (reloc->r_info);
if (__builtin_expect (r_type == R_SPARC_IRELATIVE, 1))
{
Elf32_Addr *const reloc_addr = (void *) reloc->r_offset;
Elf32_Addr value = ((Elf32_Addr (*) (void)) reloc->r_addend) ();
*reloc_addr = value;
}
else if (__builtin_expect (r_type == R_SPARC_JMP_IREL, 1))
{
Elf32_Addr *const reloc_addr = (void *) reloc->r_offset;
Elf32_Addr value = ((Elf32_Addr (*) (void)) reloc->r_addend) ();
sparc_fixup_plt (reloc, reloc_addr, value, 0, 1);
}
else if (r_type == R_SPARC_NONE)
;
else
__libc_fatal ("unexpected reloc type in static binary");
}
#endif /* dl-irel.h */