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authorAlan Modra <amodra@gmail.com>2001-08-08 13:09:33 +0000
committerAlan Modra <amodra@gmail.com>2001-08-08 13:09:33 +0000
commit2517a57fdf395c6e5068577d1d4f86b3c6935e6d (patch)
tree4d215ffb01898e890e9512c20a263b5086460b96
parentc0e047e0e5090fe5148f5230e7e4abb3ff2c50ee (diff)
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* elf-bfd.h (struct elf_backend_data): Add want_got_sym.
* elfxx-target.h (elf_backend_want_got_sym): Define. (elfNN_bed): Add elf_backend_want_got_sym. * elflink.c (_bfd_elf_create_got_section): Define _GLOBAL_OFFSET_TABLE_ only if bed->want_got_sym.
-rw-r--r--bfd/ChangeLog9
-rw-r--r--bfd/elf-bfd.h1
-rw-r--r--bfd/elflink.c35
-rw-r--r--bfd/elfxx-target.h6
4 files changed, 34 insertions, 17 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 9429b02..c487e46 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,12 @@
+2001-08-08 Alan Modra <amodra@bigpond.net.au>
+
+ 1999-10-19 Linus Nordberg <linus@swox.se>
+ * elf-bfd.h (struct elf_backend_data): Add want_got_sym.
+ * elfxx-target.h (elf_backend_want_got_sym): Define.
+ (elfNN_bed): Add elf_backend_want_got_sym.
+ * elflink.c (_bfd_elf_create_got_section): Define
+ _GLOBAL_OFFSET_TABLE_ only if bed->want_got_sym.
+
2001-08-08 Alexandre Oliva <aoliva@redhat.com>
* dwarf2.c (struct dwarf2_debug): Add sec, sec_info_ptr and syms.
diff --git a/bfd/elf-bfd.h b/bfd/elf-bfd.h
index 85e1e30..7c67cb5 100644
--- a/bfd/elf-bfd.h
+++ b/bfd/elf-bfd.h
@@ -694,6 +694,7 @@ struct elf_backend_data
unsigned plt_not_loaded : 1;
unsigned plt_alignment : 4;
unsigned can_gc_sections : 1;
+ unsigned want_got_sym : 1;
unsigned want_dynbss : 1;
};
diff --git a/bfd/elflink.c b/bfd/elflink.c
index b971311..f06a49b 100644
--- a/bfd/elflink.c
+++ b/bfd/elflink.c
@@ -73,24 +73,27 @@ _bfd_elf_create_got_section (abfd, info)
return false;
}
- /* Define the symbol _GLOBAL_OFFSET_TABLE_ at the start of the .got
- (or .got.plt) section. We don't do this in the linker script
- because we don't want to define the symbol if we are not creating
- a global offset table. */
- h = NULL;
- if (!(_bfd_generic_link_add_one_symbol
- (info, abfd, "_GLOBAL_OFFSET_TABLE_", BSF_GLOBAL, s,
- bed->got_symbol_offset, (const char *) NULL, false,
- bed->collect, (struct bfd_link_hash_entry **) &h)))
- return false;
- h->elf_link_hash_flags |= ELF_LINK_HASH_DEF_REGULAR;
- h->type = STT_OBJECT;
+ if (bed->want_got_sym)
+ {
+ /* Define the symbol _GLOBAL_OFFSET_TABLE_ at the start of the .got
+ (or .got.plt) section. We don't do this in the linker script
+ because we don't want to define the symbol if we are not creating
+ a global offset table. */
+ h = NULL;
+ if (!(_bfd_generic_link_add_one_symbol
+ (info, abfd, "_GLOBAL_OFFSET_TABLE_", BSF_GLOBAL, s,
+ bed->got_symbol_offset, (const char *) NULL, false,
+ bed->collect, (struct bfd_link_hash_entry **) &h)))
+ return false;
+ h->elf_link_hash_flags |= ELF_LINK_HASH_DEF_REGULAR;
+ h->type = STT_OBJECT;
- if (info->shared
- && ! _bfd_elf_link_record_dynamic_symbol (info, h))
- return false;
+ if (info->shared
+ && ! _bfd_elf_link_record_dynamic_symbol (info, h))
+ return false;
- elf_hash_table (info)->hgot = h;
+ elf_hash_table (info)->hgot = h;
+ }
/* The first bit of the global offset table is the header. */
s->_raw_size += bed->got_header_size + bed->got_symbol_offset;
diff --git a/bfd/elfxx-target.h b/bfd/elfxx-target.h
index 5f413d2..2b86aac 100644
--- a/bfd/elfxx-target.h
+++ b/bfd/elfxx-target.h
@@ -101,6 +101,9 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#ifndef elf_backend_can_gc_sections
#define elf_backend_can_gc_sections 0
#endif
+#ifndef elf_backend_want_got_sym
+#define elf_backend_want_got_sym 1
+#endif
#ifndef elf_backend_gc_mark_hook
#define elf_backend_gc_mark_hook NULL
#endif
@@ -439,7 +442,8 @@ static CONST struct elf_backend_data elfNN_bed =
elf_backend_plt_not_loaded,
elf_backend_plt_alignment,
elf_backend_can_gc_sections,
- elf_backend_want_dynbss
+ elf_backend_want_dynbss,
+ elf_backend_want_got_sym
};
#endif