FreeChainXenon/binutils-gdb
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

* elf32-ppc.c (ppc_elf_create_got): New function.

Browse source 
(ppc_elf_create_dynamic_sections): Call ppc_elf_create_got before
	_bfd_elf_create_dynamic_sections.  Correct .plt flags.
	(ppc_elf_check_relocs): Use ppc_elf_create_got in place of
	_bfd_elf_create_got_section.
This commit is contained in:
Alan Modra 2002-05-08 05:12:54 +00:00
parent 8a104df9d7
commit 41fcb14eb3
2 changed files with 48 additions and 7 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
bfd/ChangeLog
View file

@ -1,3 +1,11 @@
2002-05-08 Alan Modra <amodra@bigpond.net.au>
* elf32-ppc.c (ppc_elf_create_got): New function.
(ppc_elf_create_dynamic_sections): Call ppc_elf_create_got before
_bfd_elf_create_dynamic_sections. Correct .plt flags.
(ppc_elf_check_relocs): Use ppc_elf_create_got in place of
_bfd_elf_create_got_section.
2002-05-07 Alan Modra <amodra@bigpond.net.au> 2002-05-07 Alan Modra <amodra@bigpond.net.au>
* elf-bfd.h (struct elf_backend_data): Add rela_normal. * elf-bfd.h (struct elf_backend_data): Add rela_normal.

47
bfd/elf32-ppc.c
View file

@ -49,6 +49,8 @@ static boolean ppc_elf_merge_private_bfd_data PARAMS ((bfd *, bfd *));
static int ppc_elf_additional_program_headers PARAMS ((bfd *)); static int ppc_elf_additional_program_headers PARAMS ((bfd *));
static boolean ppc_elf_modify_segment_map PARAMS ((bfd *)); static boolean ppc_elf_modify_segment_map PARAMS ((bfd *));
static asection *ppc_elf_create_got
PARAMS ((bfd *, struct bfd_link_info *));
static boolean ppc_elf_create_dynamic_sections static boolean ppc_elf_create_dynamic_sections
PARAMS ((bfd *, struct bfd_link_info *)); PARAMS ((bfd *, struct bfd_link_info *));
@ -1632,6 +1634,30 @@ ppc_elf_modify_segment_map (abfd)
return true; return true;
} }
/* The powerpc .got has a blrl instruction in it. Mark it executable. */
static asection *
ppc_elf_create_got (abfd, info)
bfd *abfd;
struct bfd_link_info *info;
{
register asection *s;
flagword flags;
if (!_bfd_elf_create_got_section (abfd, info))
return NULL;
s = bfd_get_section_by_name (abfd, ".got");
if (s == NULL)
abort ();
flags = (SEC_ALLOC | SEC_LOAD | SEC_CODE | SEC_HAS_CONTENTS | SEC_IN_MEMORY
| SEC_LINKER_CREATED);
if (!bfd_set_section_flags (abfd, s, flags))
return NULL;
return s;
}
/* We have to create .dynsbss and .rela.sbss here so that they get mapped /* We have to create .dynsbss and .rela.sbss here so that they get mapped
to output sections (just like _bfd_elf_create_dynamic_sections has to output sections (just like _bfd_elf_create_dynamic_sections has
to create .dynbss and .rela.bss). */ to create .dynbss and .rela.bss). */
@ -1644,6 +1670,9 @@ ppc_elf_create_dynamic_sections (abfd, info)
register asection *s; register asection *s;
flagword flags; flagword flags;
if (!ppc_elf_create_got (abfd, info))
return false;
if (!_bfd_elf_create_dynamic_sections (abfd, info)) if (!_bfd_elf_create_dynamic_sections (abfd, info))
return false; return false;
@ -1663,7 +1692,13 @@ ppc_elf_create_dynamic_sections (abfd, info)
|| ! bfd_set_section_alignment (abfd, s, 2)) || ! bfd_set_section_alignment (abfd, s, 2))
return false; return false;
} }
return true;
s = bfd_get_section_by_name (abfd, ".plt");
if (s == NULL)
abort ();
flags = SEC_ALLOC | SEC_CODE | SEC_IN_MEMORY | SEC_LINKER_CREATED;
return bfd_set_section_flags (abfd, s, flags);
} }
/* Adjust a symbol defined by a dynamic object and referenced by a /* Adjust a symbol defined by a dynamic object and referenced by a
@ -2119,10 +2154,9 @@ ppc_elf_check_relocs (abfd, info, sec, relocs)
{ {
if (dynobj == NULL) if (dynobj == NULL)
elf_hash_table (info)->dynobj = dynobj = abfd; elf_hash_table (info)->dynobj = dynobj = abfd;
if (! _bfd_elf_create_got_section (dynobj, info)) sgot = ppc_elf_create_got (dynobj, info);
if (sgot == NULL)
return false; return false;
sgot = bfd_get_section_by_name (dynobj, ".got");
BFD_ASSERT (sgot != NULL);
} }
} }
@ -2139,10 +2173,9 @@ ppc_elf_check_relocs (abfd, info, sec, relocs)
{ {
if (dynobj == NULL) if (dynobj == NULL)
elf_hash_table (info)->dynobj = dynobj = abfd; elf_hash_table (info)->dynobj = dynobj = abfd;
if (! _bfd_elf_create_got_section (dynobj, info)) sgot = ppc_elf_create_got (dynobj, info);
if (sgot == NULL)
return false; return false;
sgot = bfd_get_section_by_name (dynobj, ".got");
BFD_ASSERT (sgot != NULL);
} }
if (srelgot == NULL if (srelgot == NULL