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* elf/dynamic-link.h (elf_machine_rel, elf_machine_rela, 

elf_machine_rel_relative, elf_machine_rela_relative): Don't assume
reloc_addr is aligned.
* sysdeps/alpha/dl-machine.h (elf_machine_rela,
elf_machine_rela_relative): Adjust.
* sysdeps/arm/dl-machine.h (elf_machine_rel, elf_machine_rela,
elf_machine_rel_relative, elf_machine_rela_relative): Adjust.
* sysdeps/cris/dl-machine.h (elf_machine_rela,
elf_machine_rela_relative): Adjust.
* sysdeps/hppa/dl-machine.h (elf_machine_rela,
elf_machine_rela_relative): Adjust.
* sysdeps/i386/dl-machine.h (elf_machine_rel, elf_machine_rela,
elf_machine_rel_relative, elf_machine_rela_relative): Adjust.
* sysdeps/ia64/dl-machine.h (elf_machine_rela,
elf_machine_rela_relative): Adjust.
* sysdeps/m68k/dl-machine.h (elf_machine_rela,
elf_machine_rela_relative): Adjust.
* sysdeps/mips/dl-machine.h (elf_machine_rela,
elf_machine_rela_relative): Adjust.
* sysdeps/powerpc/powerpc32/dl-machine.h (elf_machine_rela,
elf_machine_rela_relative): Adjust.
* sysdeps/powerpc/powerpc64/dl-machine.h
(elf_machine_rela_relative, elf_machine_rela): Adjust.
* sysdeps/s390/s390-32/dl-machine.h (elf_machine_rela,
elf_machine_rela_relative): Adjust.
* sysdeps/s390/s390-64/dl-machine.h (elf_machine_rela,
elf_machine_rela_relative):
* sysdeps/sh/dl-machine.h (elf_machine_rela,
elf_machine_rela_relative): Adjust.
* sysdeps/sparc/sparc32/dl-machine.h (elf_machine_rela,
elf_machine_rela_relative): Adjust.
* sysdeps/sparc/sparc64/dl-machine.h (elf_machine_rela,
elf_machine_rela_relative): Adjust.
* sysdeps/x86_64/dl-machine.h (elf_machine_rela,
elf_machine_rela_relative): Adjust.
This commit is contained in:
Alexandre Oliva 2003-07-31 06:33:52 +00:00
parent 775a8c02e1
commit 5027ae109a
6 changed files with 49 additions and 43 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
sysdeps/alpha/dl-machine.h
View File

@ -512,8 +512,9 @@ elf_machine_rela (struct link_map *map,
const Elf64_Rela *reloc,
const Elf64_Sym *sym,
const struct r_found_version *version,
Elf64_Addr *const reloc_addr)
void *const reloc_addr_arg)
{
Elf64_Addr *const reloc_addr = reloc_addr_arg;
unsigned long int const r_type = ELF64_R_TYPE (reloc->r_info);
#if !defined RTLD_BOOTSTRAP && !defined HAVE_Z_COMBRELOC && !defined SHARED
@ -538,15 +539,14 @@ elf_machine_rela (struct link_map *map,
{
/* XXX Make some timings. Maybe it's preferable to test for
unaligned access and only do it the complex way if necessary. */
void *reloc_addr_1 = reloc_addr;
Elf64_Addr reloc_addr_val;
/* Load value without causing unaligned trap. */
memcpy (&reloc_addr_val, reloc_addr_1, 8);
memcpy (&reloc_addr_val, reloc_addr_arg, 8);
reloc_addr_val += map->l_addr;
/* Store value without causing unaligned trap. */
memcpy (reloc_addr_1, &reloc_addr_val, 8);
memcpy (reloc_addr_arg, &reloc_addr_val, 8);
}
}
else
@ -598,10 +598,8 @@ elf_machine_rela (struct link_map *map,
#ifndef RTLD_BOOTSTRAP
else if (r_type == R_ALPHA_REFQUAD)
{
void *reloc_addr_1 = reloc_addr;
/* Store value without causing unaligned trap. */
memcpy (reloc_addr_1, &sym_value, 8);
memcpy (reloc_addr_arg, &sym_value, 8);
}
#endif
#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD)
@ -649,19 +647,18 @@ elf_machine_rela (struct link_map *map,
static inline void
elf_machine_rela_relative (Elf64_Addr l_addr, const Elf64_Rela *reloc,
Elf64_Addr *const reloc_addr)
void *const reloc_addr_arg)
{
/* XXX Make some timings. Maybe it's preverable to test for
/* XXX Make some timings. Maybe it's preferable to test for
unaligned access and only do it the complex way if necessary. */
void *reloc_addr_1 = reloc_addr;
Elf64_Addr reloc_addr_val;
/* Load value without causing unaligned trap. */
memcpy (&reloc_addr_val, reloc_addr_1, 8);
memcpy (&reloc_addr_val, reloc_addr_arg, 8);
reloc_addr_val += l_addr;
/* Store value without causing unaligned trap. */
memcpy (reloc_addr_1, &reloc_addr_val, 8);
memcpy (reloc_addr_arg, &reloc_addr_val, 8);
}
static inline void

23
sysdeps/arm/dl-machine.h
View File

@ -1,5 +1,6 @@
/* Machine-dependent ELF dynamic relocation inline functions. ARM version.
Copyright (C) 1995,96,97,98,99,2000,2001,2002 Free Software Foundation, Inc.
Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
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
@ -419,8 +420,9 @@ fix_bad_pc24 (Elf32_Addr *const reloc_addr, Elf32_Addr value)
static inline void
elf_machine_rel (struct link_map *map, const Elf32_Rel *reloc,
const Elf32_Sym *sym, const struct r_found_version *version,
Elf32_Addr *const reloc_addr)
void *const reloc_addr_arg)
{
Elf32_Addr *const reloc_addr = reloc_addr_arg;
const unsigned int r_type = ELF32_R_TYPE (reloc->r_info);
#if !defined RTLD_BOOTSTRAP || !defined HAVE_Z_COMBRELOC
@ -470,8 +472,8 @@ elf_machine_rel (struct link_map *map, const Elf32_Rel *reloc,
rtld_progname ?: "<program name unknown>",
strtab + refsym->st_name);
}
memcpy (reloc_addr, (void *) value, MIN (sym->st_size,
refsym->st_size));
memcpy (reloc_addr_arg, (void *) value,
MIN (sym->st_size, refsym->st_size));
break;
case R_ARM_GLOB_DAT:
case R_ARM_JUMP_SLOT:
@ -544,8 +546,9 @@ elf_machine_rel (struct link_map *map, const Elf32_Rel *reloc,
static inline void
elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
const Elf32_Sym *sym, const struct r_found_version *version,
Elf32_Addr *const reloc_addr)
void *const reloc_addr_arg)
{
Elf32_Addr *const reloc_addr = reloc_addr_arg;
const unsigned int r_type = ELF32_R_TYPE (reloc->r_info);
if (__builtin_expect (r_type == R_ARM_RELATIVE, 0))
@ -581,8 +584,8 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
rtld_progname ?: "<program name unknown>",
strtab + refsym->st_name);
}
memcpy (reloc_addr, (void *) value, MIN (sym->st_size,
refsym->st_size));
memcpy (reloc_addr_arg, (void *) value,
MIN (sym->st_size, refsym->st_size));
break;
# endif /* !RESOLVE_CONFLICT_FIND_MAP */
case R_ARM_GLOB_DAT:
@ -623,16 +626,18 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
static inline void
elf_machine_rel_relative (Elf32_Addr l_addr, const Elf32_Rel *reloc,
Elf32_Addr *const reloc_addr)
void *const reloc_addr_arg)
{
Elf32_Addr *const reloc_addr = reloc_addr_arg;
*reloc_addr += l_addr;
}
# ifndef RTLD_BOOTSTRAP
static inline void
elf_machine_rela_relative (Elf32_Addr l_addr, const Elf32_Rela *reloc,
Elf32_Addr *const reloc_addr)
void *const reloc_addr_arg)
{
Elf32_Addr *const reloc_addr = reloc_addr_arg;
*reloc_addr = l_addr + reloc->r_addend;
}
# endif

12
sysdeps/cris/dl-machine.h
View File

@ -1,5 +1,5 @@
/* Machine-dependent ELF dynamic relocation inline functions. CRIS version.
Copyright (C) 1996-2001, 2002 Free Software Foundation, Inc.
Copyright (C) 1996-2001, 2002, 2003 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
@ -280,8 +280,9 @@ elf_machine_plt_value (struct link_map *map, const Elf32_Rela *reloc,
static inline void
elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
const Elf32_Sym *sym, const struct r_found_version *version,
Elf32_Addr *const reloc_addr)
void *const reloc_addr_arg)
{
Elf32_Addr *const reloc_addr = reloc_addr_arg;
const unsigned int r_type = ELF32_R_TYPE (reloc->r_info);
if (__builtin_expect (r_type == R_CRIS_RELATIVE, 0))
@ -322,8 +323,8 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
rtld_progname ?: "<program name unknown>",
strtab + refsym->st_name);
}
memcpy (reloc_addr, (void *) value, MIN (sym->st_size,
refsym->st_size));
memcpy (reloc_addr_arg, (void *) value,
MIN (sym->st_size, refsym->st_size));
break;
case R_CRIS_32:
@ -364,8 +365,9 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
static inline void
elf_machine_rela_relative (Elf32_Addr l_addr, const Elf32_Rela *reloc,
Elf32_Addr *const reloc_addr)
void *const reloc_addr_arg)
{
Elf32_Addr *const reloc_addr = reloc_addr_arg;
*reloc_addr = l_addr + reloc->r_addend;
}

19
sysdeps/hppa/dl-machine.h
View File

@ -1,5 +1,6 @@
/* Machine-dependent ELF dynamic relocation inline functions. PA-RISC version.
Copyright (C) 1995-1997,1999,2000,2001,2002 Free Software Foundation, Inc.
Copyright (C) 1995-1997,1999,2000,2001,2002, 2003
Free Software Foundation, Inc.
Contributed by David Huggins-Daines <dhd@debian.org>
This file is part of the GNU C Library.
@ -481,8 +482,9 @@ asm ( \
static inline void
elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
const Elf32_Sym *sym, const struct r_found_version *version,
Elf32_Addr *const reloc_addr)
void *const reloc_addr_arg)
{
Elf32_Addr *const reloc_addr = reloc_addr_arg;
const Elf32_Sym *const refsym = sym;
unsigned long const r_type = ELF32_R_TYPE (reloc->r_info);
struct link_map *sym_map;
@ -531,9 +533,9 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
return;
#endif
/* .eh_frame can have unaligned relocs. */
if ((unsigned long) reloc_addr & 3)
if ((unsigned long) reloc_addr_arg & 3)
{
char *rel_addr = (char *) reloc_addr;
char *rel_addr = (char *) reloc_addr_arg;
rel_addr[0] = value >> 24;
rel_addr[1] = value >> 16;
rel_addr[2] = value >> 8;
@ -614,7 +616,7 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
rtld_progname ?: "<program name unknown>",
strtab + refsym->st_name);
}
memcpy (reloc_addr, (void *) value,
memcpy (reloc_addr_arg, (void *) value,
MIN (sym->st_size, refsym->st_size));
return;
@ -637,8 +639,9 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
static inline void
elf_machine_rela_relative (struct link_map *map, Elf32_Addr l_addr,
const Elf32_Rela *reloc,
Elf32_Addr *const reloc_addr)
void *const reloc_addr_arg)
{
Elf32_Addr *const reloc_addr = reloc_addr_arg;
unsigned long const r_type = ELF32_R_TYPE (reloc->r_info);
Elf32_Addr value;
@ -651,9 +654,9 @@ elf_machine_rela_relative (struct link_map *map, Elf32_Addr l_addr,
{
case R_PARISC_DIR32:
/* .eh_frame can have unaligned relocs. */
if ((unsigned long) reloc_addr & 3)
if ((unsigned long) reloc_addr_arg & 3)
{
char *rel_addr = (char *) reloc_addr;
char *rel_addr = (char *) reloc_addr_arg;
rel_addr[0] = value >> 24;
rel_addr[1] = value >> 16;
rel_addr[2] = value >> 8;

10
sysdeps/m68k/dl-machine.h
View File

@ -229,8 +229,9 @@ elf_machine_plt_value (struct link_map *map, const Elf32_Rela *reloc,
static inline void __attribute__ ((always_inline))
elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
const Elf32_Sym *sym, const struct r_found_version *version,
Elf32_Addr *const reloc_addr)
void *const reloc_addr_arg)
{
Elf32_Addr *const reloc_addr = reloc_addr_arg;
const unsigned int r_type = ELF32_R_TYPE (reloc->r_info);
if (__builtin_expect (r_type == R_68K_RELATIVE, 0))
@ -260,8 +261,8 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
rtld_progname ?: "<program name unknown>",
strtab + refsym->st_name);
}
memcpy (reloc_addr, (void *) value, MIN (sym->st_size,
refsym->st_size));
memcpy (reloc_addr_arg, (void *) value,
MIN (sym->st_size, refsym->st_size));
break;
case R_68K_GLOB_DAT:
case R_68K_JMP_SLOT:
@ -298,8 +299,9 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
static inline void
elf_machine_rela_relative (Elf32_Addr l_addr, const Elf32_Rela *reloc,
Elf32_Addr *const reloc_addr)
void *const reloc_addr_arg)
{
Elf32_Addr *const reloc_addr = reloc_addr_arg;
*reloc_addr = l_addr + reloc->r_addend;
}

7
sysdeps/mips/dl-machine.h
View File

@ -534,10 +534,7 @@ static inline void
#endif
elf_machine_rel (struct link_map *map, const ElfW(Rel) *reloc,
const ElfW(Sym) *sym, const struct r_found_version *version,
/* We use void* because the location to be relocated
is not required to be properly aligned for a
ELFW(Addr). */
void /* ElfW(Addr) */ *const reloc_addr)
void *const reloc_addr)
{
const unsigned long int r_type = ELFW(R_TYPE) (reloc->r_info);
@ -640,7 +637,7 @@ elf_machine_rel (struct link_map *map, const ElfW(Rel) *reloc,
static inline void
elf_machine_rel_relative (ElfW(Addr) l_addr, const ElfW(Rel) *reloc,
void /* ElfW(Addr) */ *const reloc_addr)
void *const reloc_addr)
{
/* XXX Nothing to do. There is no relative relocation, right? */
}