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Re: elf_backend_plt_header_size
- From: Daniel Jacobowitz <drow at mvista dot com>
- To: binutils at sources dot redhat dot com
- Cc: Hans-Peter Nilsson <hp at bitrange dot com>
- Date: Mon, 3 Nov 2003 10:17:52 -0500
- Subject: Re: elf_backend_plt_header_size
- References: <20031029201609.GA18092@nevyn.them.org> <Pine.BSF.4.44.0310291607200.70413-100000@dair.pair.com> <20031029233619.GY2526@bubble.sa.bigpond.net.au>
On Thu, Oct 30, 2003 at 10:06:19AM +1030, Alan Modra wrote:
> On Wed, Oct 29, 2003 at 04:08:18PM -0500, Hans-Peter Nilsson wrote:
> > On Wed, 29 Oct 2003, Daniel Jacobowitz wrote:
> > > The value isn't used anywhere - OK to delete it?
> > IMHO, go for it!
>
> Yeah, especially as no one disagreed with HP back in Feb 2002.
Consider it done. Here's the patch.
--
Daniel Jacobowitz
MontaVista Software Debian GNU/Linux Developer
2003-11-03 Daniel Jacobowitz <drow@mvista.com>
* elf-bfd.h (struct elf_backend_data): Remove plt_header_size.
* elf-m10300.c (elf_backend_plt_header_size): Don't define.
* elf32-arm.h (elf_backend_plt_header_size): Don't define.
* elf32-cris.c (elf_backend_plt_header_size): Don't define.
* elf32-i386.c (elf_backend_plt_header_size): Don't define.
* elf32-mips.c (elf_backend_plt_header_size): Don't define.
* elf32-ppc.c (elf_backend_plt_header_size): Don't define.
* elf32-s390.c (elf_backend_plt_header_size): Don't define.
* elf32-sh.c (elf_backend_plt_header_size): Don't define.
* elf32-sparc.c (elf_backend_plt_header_size): Don't define.
* elf64-alpha.c (elf_backend_plt_header_size): Don't define.
* elf64-hppa.c (elf_backend_plt_header_size): Don't define.
* elf64-mips.c (elf_backend_plt_header_size): Don't define.
* elf64-ppc.c (elf_backend_plt_header_size): Don't define.
* elf64-s390.c (elf_backend_plt_header_size): Don't define.
* elf64-sh64.c (elf_backend_plt_header_size): Don't define.
* elf64-sparc.c (elf_backend_plt_header_size): Don't define.
* elf64-x86-64.c (elf_backend_plt_header_size): Don't define.
* elfn32-mips.c (elf_backend_plt_header_size): Don't define.
* elfxx-ia64.c (elf_backend_plt_header_size): Don't define.
* elfxx-target.h (elf_backend_plt_header_size): Don't define
or include in target initializer.
Index: elf-bfd.h
===================================================================
RCS file: /cvs/src/src/bfd/elf-bfd.h,v
retrieving revision 1.115
diff -u -p -r1.115 elf-bfd.h
--- elf-bfd.h 31 Oct 2003 05:32:45 -0000 1.115
+++ elf-bfd.h 3 Nov 2003 15:11:12 -0000
@@ -894,10 +894,9 @@ struct elf_backend_data
.got section */
bfd_vma got_symbol_offset;
- /* The size in bytes of the headers for the GOT and PLT. This includes
- the so-called reserved entries on some systems. */
+ /* The size in bytes of the header for the GOT. This includes the
+ so-called reserved entries on some systems. */
bfd_vma got_header_size;
- bfd_vma plt_header_size;
/* This is TRUE if the linker should act like collect and gather
global constructors and destructors by name. This is TRUE for
Index: elf-m10300.c
===================================================================
RCS file: /cvs/src/src/bfd/elf-m10300.c,v
retrieving revision 1.40
diff -u -p -r1.40 elf-m10300.c
--- elf-m10300.c 20 Aug 2003 08:37:18 -0000 1.40
+++ elf-m10300.c 3 Nov 2003 15:11:13 -0000
@@ -4874,6 +4874,5 @@ _bfd_mn10300_elf_finish_dynamic_sections
#define elf_backend_plt_readonly 1
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 12
-#define elf_backend_plt_header_size PLT0_ENTRY_SIZE
#include "elf32-target.h"
Index: elf32-arm.h
===================================================================
RCS file: /cvs/src/src/bfd/elf32-arm.h,v
retrieving revision 1.113
diff -u -p -r1.113 elf32-arm.h
--- elf32-arm.h 29 Oct 2003 22:33:26 -0000 1.113
+++ elf32-arm.h 3 Nov 2003 15:11:14 -0000
@@ -4148,7 +4148,6 @@ elf32_arm_final_write_processing (abfd,
#endif
#define elf_backend_got_header_size 12
-#define elf_backend_plt_header_size PLT_HEADER_SIZE
#include "elf32-target.h"
Index: elf32-cris.c
===================================================================
RCS file: /cvs/src/src/bfd/elf32-cris.c,v
retrieving revision 1.43
diff -u -p -r1.43 elf32-cris.c
--- elf32-cris.c 20 Aug 2003 08:37:17 -0000 1.43
+++ elf32-cris.c 3 Nov 2003 15:11:15 -0000
@@ -3064,7 +3064,6 @@ elf_cris_reloc_type_class (rela)
#define elf_backend_plt_readonly 1
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 12
-#define elf_backend_plt_header_size PLT_ENTRY_SIZE
/* Later, we my want to optimize RELA entries into REL entries for dynamic
linking and libraries (if it's a win of any significance). Until then,
Index: elf32-i386.c
===================================================================
RCS file: /cvs/src/src/bfd/elf32-i386.c,v
retrieving revision 1.111
diff -u -p -r1.111 elf32-i386.c
--- elf32-i386.c 20 Aug 2003 08:37:17 -0000 1.111
+++ elf32-i386.c 3 Nov 2003 15:11:17 -0000
@@ -3240,7 +3240,6 @@ elf_i386_finish_dynamic_sections (bfd *o
#define elf_backend_plt_readonly 1
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 12
-#define elf_backend_plt_header_size PLT_ENTRY_SIZE
/* Support RELA for objdump of prelink objects. */
#define elf_info_to_howto elf_i386_info_to_howto_rel
Index: elf32-mips.c
===================================================================
RCS file: /cvs/src/src/bfd/elf32-mips.c,v
retrieving revision 1.169
diff -u -p -r1.169 elf32-mips.c
--- elf32-mips.c 27 Jun 2003 07:31:27 -0000 1.169
+++ elf32-mips.c 3 Nov 2003 15:11:18 -0000
@@ -1940,7 +1940,6 @@ static const struct ecoff_debug_swap mip
#define elf_backend_ecoff_debug_swap &mips_elf32_ecoff_debug_swap
#define elf_backend_got_header_size (4 * MIPS_RESERVED_GOTNO)
-#define elf_backend_plt_header_size 0
#define elf_backend_may_use_rel_p 1
#define elf_backend_may_use_rela_p 0
#define elf_backend_default_use_rela_p 0
Index: elf32-ppc.c
===================================================================
RCS file: /cvs/src/src/bfd/elf32-ppc.c,v
retrieving revision 1.101
diff -u -p -r1.101 elf32-ppc.c
--- elf32-ppc.c 23 Sep 2003 00:40:48 -0000 1.101
+++ elf32-ppc.c 3 Nov 2003 15:11:19 -0000
@@ -6224,7 +6224,6 @@ static struct bfd_elf_special_section co
#define elf_backend_can_gc_sections 1
#define elf_backend_can_refcount 1
#define elf_backend_got_header_size 12
-#define elf_backend_plt_header_size PLT_INITIAL_ENTRY_SIZE
#define elf_backend_rela_normal 1
#define bfd_elf32_mkobject ppc_elf_mkobject
Index: elf32-s390.c
===================================================================
RCS file: /cvs/src/src/bfd/elf32-s390.c,v
retrieving revision 1.48
diff -u -p -r1.48 elf32-s390.c
--- elf32-s390.c 20 Aug 2003 08:37:17 -0000 1.48
+++ elf32-s390.c 3 Nov 2003 15:11:19 -0000
@@ -3463,7 +3463,6 @@ elf_s390_grok_prstatus (abfd, note)
#define elf_backend_plt_readonly 1
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 12
-#define elf_backend_plt_header_size PLT_ENTRY_SIZE
#define elf_backend_rela_normal 1
#define elf_info_to_howto elf_s390_info_to_howto
Index: elf32-sh.c
===================================================================
RCS file: /cvs/src/src/bfd/elf32-sh.c,v
retrieving revision 1.94
diff -u -p -r1.94 elf32-sh.c
--- elf32-sh.c 21 Oct 2003 15:49:45 -0000 1.94
+++ elf32-sh.c 3 Nov 2003 15:11:20 -0000
@@ -7555,7 +7555,6 @@ elf32_shlin_grok_psinfo (bfd *abfd, Elf_
#define elf_backend_plt_readonly 1
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 12
-#define elf_backend_plt_header_size PLT_ENTRY_SIZE
#ifndef INCLUDE_SHMEDIA
Index: elf32-sparc.c
===================================================================
RCS file: /cvs/src/src/bfd/elf32-sparc.c,v
retrieving revision 1.56
diff -u -p -r1.56 elf32-sparc.c
--- elf32-sparc.c 20 Aug 2003 08:37:18 -0000 1.56
+++ elf32-sparc.c 3 Nov 2003 15:11:20 -0000
@@ -3478,7 +3478,6 @@ elf32_sparc_reloc_type_class (rela)
#define elf_backend_plt_readonly 0
#define elf_backend_want_plt_sym 1
#define elf_backend_got_header_size 4
-#define elf_backend_plt_header_size (4*PLT_ENTRY_SIZE)
#define elf_backend_rela_normal 1
#include "elf32-target.h"
Index: elf64-alpha.c
===================================================================
RCS file: /cvs/src/src/bfd/elf64-alpha.c,v
retrieving revision 1.107
diff -u -p -r1.107 elf64-alpha.c
--- elf64-alpha.c 23 Sep 2003 00:40:49 -0000 1.107
+++ elf64-alpha.c 3 Nov 2003 15:11:21 -0000
@@ -5600,7 +5600,6 @@ static const struct elf_size_info alpha_
#define elf_backend_plt_readonly 0
#define elf_backend_want_plt_sym 1
#define elf_backend_got_header_size 0
-#define elf_backend_plt_header_size PLT_HEADER_SIZE
#include "elf64-target.h"
Index: elf64-hppa.c
===================================================================
RCS file: /cvs/src/src/bfd/elf64-hppa.c,v
retrieving revision 1.39
diff -u -p -r1.39 elf64-hppa.c
--- elf64-hppa.c 23 Sep 2003 00:40:49 -0000 1.39
+++ elf64-hppa.c 3 Nov 2003 15:11:22 -0000
@@ -2772,7 +2772,6 @@ const struct elf_size_info hppa64_elf_si
#define elf_backend_plt_readonly 0
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 0
-#define elf_backend_plt_header_size 0
#define elf_backend_type_change_ok TRUE
#define elf_backend_get_symbol_type elf64_hppa_elf_get_symbol_type
#define elf_backend_reloc_type_class elf64_hppa_reloc_type_class
Index: elf64-mips.c
===================================================================
RCS file: /cvs/src/src/bfd/elf64-mips.c,v
retrieving revision 1.53
diff -u -p -r1.53 elf64-mips.c
--- elf64-mips.c 20 Aug 2003 13:53:42 -0000 1.53
+++ elf64-mips.c 3 Nov 2003 15:11:22 -0000
@@ -2913,7 +2913,6 @@ const struct elf_size_info mips_elf64_si
#define elf_backend_grok_psinfo elf64_mips_grok_psinfo
#define elf_backend_got_header_size (4 * MIPS_RESERVED_GOTNO)
-#define elf_backend_plt_header_size 0
/* MIPS ELF64 can use a mixture of REL and RELA, but some Relocations
work better/work only in RELA, so we default to this. */
Index: elf64-ppc.c
===================================================================
RCS file: /cvs/src/src/bfd/elf64-ppc.c,v
retrieving revision 1.133
diff -u -p -r1.133 elf64-ppc.c
--- elf64-ppc.c 29 Oct 2003 13:06:06 -0000 1.133
+++ elf64-ppc.c 3 Nov 2003 15:11:23 -0000
@@ -65,7 +65,6 @@ static bfd_reloc_status_type ppc64_elf_u
#define elf_backend_plt_not_loaded 1
#define elf_backend_got_symbol_offset 0
#define elf_backend_got_header_size 8
-#define elf_backend_plt_header_size PLT_INITIAL_ENTRY_SIZE
#define elf_backend_can_gc_sections 1
#define elf_backend_can_refcount 1
#define elf_backend_rela_normal 1
Index: elf64-s390.c
===================================================================
RCS file: /cvs/src/src/bfd/elf64-s390.c,v
retrieving revision 1.49
diff -u -p -r1.49 elf64-s390.c
--- elf64-s390.c 20 Aug 2003 08:37:18 -0000 1.49
+++ elf64-s390.c 3 Nov 2003 15:11:23 -0000
@@ -3411,7 +3411,6 @@ const struct elf_size_info s390_elf64_si
#define elf_backend_plt_readonly 1
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 24
-#define elf_backend_plt_header_size PLT_ENTRY_SIZE
#define elf_backend_rela_normal 1
#define elf_info_to_howto elf_s390_info_to_howto
Index: elf64-sh64.c
===================================================================
RCS file: /cvs/src/src/bfd/elf64-sh64.c,v
retrieving revision 1.38
diff -u -p -r1.38 elf64-sh64.c
--- elf64-sh64.c 15 Oct 2003 06:23:55 -0000 1.38
+++ elf64-sh64.c 3 Nov 2003 15:11:23 -0000
@@ -4209,7 +4209,6 @@ static struct bfd_elf_special_section co
#define elf_backend_plt_readonly 1
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 24
-#define elf_backend_plt_header_size PLT_ENTRY_SIZE
#include "elf64-target.h"
Index: elf64-sparc.c
===================================================================
RCS file: /cvs/src/src/bfd/elf64-sparc.c,v
retrieving revision 1.78
diff -u -p -r1.78 elf64-sparc.c
--- elf64-sparc.c 20 Aug 2003 08:37:18 -0000 1.78
+++ elf64-sparc.c 3 Nov 2003 15:11:24 -0000
@@ -3236,6 +3236,5 @@ const struct elf_size_info sparc64_elf_s
#define elf_backend_plt_alignment 8
#define elf_backend_got_header_size 8
-#define elf_backend_plt_header_size PLT_HEADER_SIZE
#include "elf64-target.h"
Index: elf64-x86-64.c
===================================================================
RCS file: /cvs/src/src/bfd/elf64-x86-64.c,v
retrieving revision 1.67
diff -u -p -r1.67 elf64-x86-64.c
--- elf64-x86-64.c 20 Aug 2003 08:37:18 -0000 1.67
+++ elf64-x86-64.c 3 Nov 2003 15:11:24 -0000
@@ -2792,7 +2792,6 @@ elf64_x86_64_finish_dynamic_sections (bf
#define elf_backend_plt_readonly 1
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size (GOT_ENTRY_SIZE*3)
-#define elf_backend_plt_header_size PLT_ENTRY_SIZE
#define elf_backend_rela_normal 1
#define elf_info_to_howto elf64_x86_64_info_to_howto
Index: elfn32-mips.c
===================================================================
RCS file: /cvs/src/src/bfd/elfn32-mips.c,v
retrieving revision 1.13
diff -u -p -r1.13 elfn32-mips.c
--- elfn32-mips.c 25 Jun 2003 06:40:25 -0000 1.13
+++ elfn32-mips.c 3 Nov 2003 15:11:25 -0000
@@ -2248,7 +2248,6 @@ static const struct ecoff_debug_swap mip
#define elf_backend_ecoff_debug_swap &mips_elf32_ecoff_debug_swap
#define elf_backend_got_header_size (4 * MIPS_RESERVED_GOTNO)
-#define elf_backend_plt_header_size 0
/* MIPS n32 ELF can use a mixture of REL and RELA, but some Relocations
work better/work only in RELA, so we default to this. */
Index: elfxx-ia64.c
===================================================================
RCS file: /cvs/src/src/bfd/elfxx-ia64.c,v
retrieving revision 1.105
diff -u -p -r1.105 elfxx-ia64.c
--- elfxx-ia64.c 30 Oct 2003 14:41:37 -0000 1.105
+++ elfxx-ia64.c 3 Nov 2003 15:11:26 -0000
@@ -4900,7 +4900,6 @@ elfNN_hpux_backend_symbol_processing (bf
#define elf_backend_want_plt_sym 0
#define elf_backend_plt_alignment 5
#define elf_backend_got_header_size 0
-#define elf_backend_plt_header_size PLT_HEADER_SIZE
#define elf_backend_want_got_plt 1
#define elf_backend_may_use_rel_p 1
#define elf_backend_may_use_rela_p 1
Index: elfxx-target.h
===================================================================
RCS file: /cvs/src/src/bfd/elfxx-target.h,v
retrieving revision 1.57
diff -u -p -r1.57 elfxx-target.h
--- elfxx-target.h 20 Oct 2003 14:38:39 -0000 1.57
+++ elfxx-target.h 3 Nov 2003 15:11:26 -0000
@@ -343,9 +343,6 @@
#ifndef elf_backend_got_header_size
#define elf_backend_got_header_size 0
#endif
-#ifndef elf_backend_plt_header_size
-#define elf_backend_plt_header_size 0
-#endif
#ifndef elf_backend_post_process_headers
#define elf_backend_post_process_headers NULL
#endif
@@ -507,7 +504,6 @@ static const struct elf_backend_data elf
elf_backend_special_sections,
elf_backend_got_symbol_offset,
elf_backend_got_header_size,
- elf_backend_plt_header_size,
elf_backend_collect,
elf_backend_type_change_ok,
elf_backend_may_use_rel_p,