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* include/elf.h: Include also <dl-dtprocnum.h>.
	* elf/dl-deps.c: Likewise.
	* elf/dl-lookup.c: Likewise.
	* elf/dl-runtime.c: Likewise.
	* elf/dl-version.c: Likewise.
	* elf/do-rel.h: Likewise.
	* elf/dynamic-link.h: Likewise.
	* elf/link.h: Likewise.
	* elf/rtld.c: Likewise.
	* sysdeps/generic/dl-dtprocnum.h: New file.
	* sysdeps/ia64/dl-dtprocnum.h: New file.
	* sysdeps/mips/dl-dtprocnum.h: New file.
	* sysdeps/sparc/dl-dtprocnum.h: New file.
This commit is contained in:
Ulrich Drepper 2000-06-08 04:48:56 +00:00
parent d4f170a980
commit b0982c4ad3
14 changed files with 125 additions and 17 deletions
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14
ChangeLog
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@ -1,5 +1,19 @@
2000-06-07 Ulrich Drepper <drepper@redhat.com>
* include/elf.h: Include also <dl-dtprocnum.h>.
* elf/dl-deps.c: Likewise.
* elf/dl-lookup.c: Likewise.
* elf/dl-runtime.c: Likewise.
* elf/dl-version.c: Likewise.
* elf/do-rel.h: Likewise.
* elf/dynamic-link.h: Likewise.
* elf/link.h: Likewise.
* elf/rtld.c: Likewise.
* sysdeps/generic/dl-dtprocnum.h: New file.
* sysdeps/ia64/dl-dtprocnum.h: New file.
* sysdeps/mips/dl-dtprocnum.h: New file.
* sysdeps/sparc/dl-dtprocnum.h: New file.
* sysdeps/i386/dl-machine.h: Add more __builtin_expect.
* elf/do-lookup.h: Add some __builtin_expect.

4
elf/dl-deps.c
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@ -30,11 +30,11 @@
/* Whether an shared object references one or more auxiliary objects
is signaled by the AUXTAG entry in l_info. */
#define AUXTAG (DT_NUM + DT_PROCNUM + DT_VERSIONTAGNUM \
#define AUXTAG (DT_NUM + DT_THISPROCNUM + DT_VERSIONTAGNUM \
+ DT_EXTRATAGIDX (DT_AUXILIARY))
/* Whether an shared object references one or more auxiliary objects
is signaled by the AUXTAG entry in l_info. */
#define FILTERTAG (DT_NUM + DT_PROCNUM + DT_VERSIONTAGNUM \
#define FILTERTAG (DT_NUM + DT_THISPROCNUM + DT_VERSIONTAGNUM \
+ DT_EXTRATAGIDX (DT_FILTER))
/* This is zero at program start to signal that the global scope map is

2
elf/dl-lookup.c
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@ -28,7 +28,7 @@
#include <assert.h>
#define VERSTAG(tag) (DT_NUM + DT_PROCNUM + DT_VERSIONTAGIDX (tag))
#define VERSTAG(tag) (DT_NUM + DT_THISPROCNUM + DT_VERSIONTAGIDX (tag))
/* We need this string more than once. */
static const char undefined_msg[] = "undefined symbol: ";

2
elf/dl-runtime.c
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@ -30,7 +30,7 @@
#endif
#ifndef VERSYMIDX
# define VERSYMIDX(sym) (DT_NUM + DT_PROCNUM + DT_VERSIONTAGIDX (sym))
# define VERSYMIDX(sym) (DT_NUM + DT_THISPROCNUM + DT_VERSIONTAGIDX (sym))
#endif

2
elf/dl-version.c
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@ -29,7 +29,7 @@
#ifndef VERSYMIDX
# define VERSYMIDX(tag) (DT_NUM + DT_PROCNUM + DT_VERSIONTAGIDX (tag))
# define VERSYMIDX(tag) (DT_NUM + DT_THISPROCNUM + DT_VERSIONTAGIDX (tag))
#endif

2
elf/do-rel.h
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@ -27,7 +27,7 @@
#endif
#ifndef VERSYMIDX
# define VERSYMIDX(sym) (DT_NUM + DT_PROCNUM + DT_VERSIONTAGIDX (sym))
# define VERSYMIDX(sym) (DT_NUM + DT_THISPROCNUM + DT_VERSIONTAGIDX (sym))
#endif
/* Perform the relocations in MAP on the running program image as specified

6
elf/dynamic-link.h
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@ -22,7 +22,7 @@
#include <assert.h>
#ifndef VERSYMIDX
# define VERSYMIDX(sym) (DT_NUM + DT_PROCNUM + DT_VERSIONTAGIDX (sym))
# define VERSYMIDX(sym) (DT_NUM + DT_THISPROCNUM + DT_VERSIONTAGIDX (sym))
#endif
@ -51,12 +51,12 @@ elf_get_dynamic_info (struct link_map *l)
if (dyn->d_tag < DT_NUM)
info[dyn->d_tag] = dyn;
else if (dyn->d_tag >= DT_LOPROC &&
dyn->d_tag < DT_LOPROC + DT_PROCNUM)
dyn->d_tag < DT_LOPROC + DT_THISPROCNUM)
info[dyn->d_tag - DT_LOPROC + DT_NUM] = dyn;
else if ((Elf32_Word) DT_VERSIONTAGIDX (dyn->d_tag) < DT_VERSIONTAGNUM)
info[VERSYMIDX (dyn->d_tag)] = dyn;
else if ((Elf32_Word) DT_EXTRATAGIDX (dyn->d_tag) < DT_EXTRANUM)
info[DT_EXTRATAGIDX (dyn->d_tag) + DT_NUM + DT_PROCNUM
info[DT_EXTRATAGIDX (dyn->d_tag) + DT_NUM + DT_THISPROCNUM
+ DT_VERSIONTAGNUM] = dyn;
else
assert (! "bad dynamic tag");

11
elf/link.h
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@ -126,14 +126,15 @@ struct link_map
struct libname_list *l_libname;
/* Indexed pointers to dynamic section.
[0,DT_NUM) are indexed by the processor-independent tags.
[DT_NUM,DT_NUM+DT_PROCNUM) are indexed by the tag minus DT_LOPROC.
[DT_NUM+DT_PROCNUM,DT_NUM+DT_PROCNUM+DT_EXTRANUM) are indexed
[DT_NUM,DT_NUM+DT_THISPROCNUM) are indexed by the tag minus DT_LOPROC.
[DT_NUM+DT_THISPROCNUM,DT_NUM+DT_THISPROCNUM+DT_EXTRANUM) are indexed
by DT_EXTRATAGIDX(tagvalue) and
[DT_NUM+DT_PROCNUM+DT_VERSIONTAGNUM,
DT_NUM+DT_PROCNUM+DT_VERSIONTAGNUM+DT_EXTRANUM)
[DT_NUM+DT_THISPROCNUM+DT_VERSIONTAGNUM,
DT_NUM+DT_THISPROCNUM+DT_VERSIONTAGNUM+DT_EXTRANUM)
are indexed by DT_EXTRATAGIDX(tagvalue) (see <elf.h>). */
ElfW(Dyn) *l_info[DT_NUM + DT_PROCNUM + DT_VERSIONTAGNUM + DT_EXTRANUM];
ElfW(Dyn) *l_info[DT_NUM + DT_THISPROCNUM + DT_VERSIONTAGNUM
+ DT_EXTRANUM];
const ElfW(Phdr) *l_phdr; /* Pointer to program header table in core. */
ElfW(Addr) l_entry; /* Entry point location. */
ElfW(Half) l_phnum; /* Number of program header entries. */

4
elf/rtld.c
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@ -348,7 +348,7 @@ match_version (const char *string, struct link_map *map)
const char *strtab = (const void *) D_PTR (map, l_info[DT_STRTAB]);
ElfW(Verdef) *def;
#define VERDEFTAG (DT_NUM + DT_PROCNUM + DT_VERSIONTAGIDX (DT_VERDEF))
#define VERDEFTAG (DT_NUM + DT_THISPROCNUM + DT_VERSIONTAGIDX (DT_VERDEF))
if (map->l_info[VERDEFTAG] == NULL)
/* The file has no symbol versioning. */
return 0;
@ -953,7 +953,7 @@ of this helper program; chances are you did not intend to run this program.\n\
} while (l);
}
#define VERNEEDTAG (DT_NUM + DT_PROCNUM + DT_VERSIONTAGIDX (DT_VERNEED))
#define VERNEEDTAG (DT_NUM + DT_THISPROCNUM + DT_VERSIONTAGIDX (DT_VERNEED))
if (version_info)
{
/* Print more information. This means here, print information

7
include/elf.h
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@ -1 +1,6 @@
#include <elf/elf.h>
#ifndef _ELF_H
# include <elf/elf.h>
/* Some information which is not meant for the public and therefore not
in <elf.h>. */
# include <dl-dtprocnum.h>
#endif

22
sysdeps/generic/dl-dtprocnum.h Normal file
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@ -0,0 +1,22 @@
/* Configuration of lookup functions.
Copyright (C) 2000 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 Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* Number of extra dynamic section entries for this architecture. By
default there are none. */
#define DT_THISPROCNUM 0

22
sysdeps/ia64/dl-dtprocnum.h Normal file
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@ -0,0 +1,22 @@
/* Configuration of lookup functions. IA-64 version.
Copyright (C) 2000 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 Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* Number of extra dynamic section entries for this architecture. By
default there are none. */
#define DT_THISPROCNUM DT_IA_64_NUM

22
sysdeps/mips/dl-dtprocnum.h Normal file
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@ -0,0 +1,22 @@
/* Configuration of lookup functions. MIPS version.
Copyright (C) 2000 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 Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* Number of extra dynamic section entries for this architecture. By
default there are none. */
#define DT_THISPROCNUM DT_MIPS_NUM

22
sysdeps/sparc/dl-dtprocnum.h Normal file
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@ -0,0 +1,22 @@
/* Configuration of lookup functions. SPARC version.
Copyright (C) 2000 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 Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* Number of extra dynamic section entries for this architecture. By
default there are none. */
#define DT_THISPROCNUM DT_SPARC_NUM