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* elf-vxworks.h (elf_vxworks_add_dynamic_entries): Declare. 

(elf_vxworks_finish_dynamic_entry): Declare.
	* elf-vxworks.c: Include elf/vxworks.h.
	(elf_vxworks_add_dynamic_entries): New.
	(elf_vxworks_finish_dynamic_entry): New.
	* Makefile.am (elf-vxworks.lo): Add dependency.
	* Makefile.in (elf-vxworks.lo): Add dependency.
	* elf32-i386.c (elf_i386_size_dynamic_sections,
	elf_i386_finish_dynamic_sections): Call
	elf_vxworks_add_dynamic_entries and
	elf_vxworks_finish_dynamic_entry.
	* elf32-ppc.c (ppc_elf_size_dynamic_sections,
	ppc_elf_finish_dynamic_sections): Likewise.
	* elfxx-sparc.c (_bfd_sparc_elf_size_dynamic_sections,
	sparc_finish_dyn): Likewise.
	* elf32-sh.c (sh_elf_size_dynamic_sections,
	sh_elf_finish_dynamic_sections): Likewise.
	* elfxx-mips.c (_bfd_mips_elf_size_dynamic_sections,
	_bfd_mips_elf_finish_dynamic_sections): Likewise.
	* elf32-arm.c (elf32_arm_size_dynamic_sections,
	elf32_arm_finish_dynamic_sections): Likewise.
This commit is contained in:
Nathan Sidwell 2007-11-08 13:57:44 +00:00
parent 7a2b07ff7e
commit 4d2c0abd8e
2 changed files with 70 additions and 0 deletions
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67
bfd/elf-vxworks.c
View File

@ -25,6 +25,7 @@
#include "libbfd.h"
#include "elf-bfd.h"
#include "elf-vxworks.h"
#include "elf/vxworks.h"
/* Return true if symbol NAME, as defined by ABFD, is one of the special
__GOTT_BASE__ or __GOTT_INDEX__ symbols. */
@ -225,3 +226,69 @@ elf_vxworks_final_write_processing (bfd *abfd,
if (sec)
d->this_hdr.sh_info = elf_section_data (sec)->this_idx;
}
/* Add the dynamic entries required by VxWorks. These point to the
tls sections. */
bfd_boolean
elf_vxworks_add_dynamic_entries (bfd *output_bfd, struct bfd_link_info *info)
{
if (bfd_get_section_by_name (output_bfd, ".tls_data"))
{
if (!_bfd_elf_add_dynamic_entry (info, DT_VX_WRS_TLS_DATA_START, 0)
|| !_bfd_elf_add_dynamic_entry (info, DT_VX_WRS_TLS_DATA_SIZE, 0)
|| !_bfd_elf_add_dynamic_entry (info, DT_VX_WRS_TLS_DATA_ALIGN, 0))
return FALSE;
}
if (bfd_get_section_by_name (output_bfd, ".tls_vars"))
{
if (!_bfd_elf_add_dynamic_entry (info, DT_VX_WRS_TLS_VARS_START, 0)
|| !_bfd_elf_add_dynamic_entry (info, DT_VX_WRS_TLS_VARS_SIZE, 0))
return FALSE;
}
return TRUE;
}
/* If *DYN is one of the VxWorks-specific dynamic entries, then fill
in the value now and return TRUE. Otherwise return FALSE. */
bfd_boolean
elf_vxworks_finish_dynamic_entry (bfd *output_bfd, Elf_Internal_Dyn *dyn)
{
asection *sec;
switch (dyn->d_tag)
{
default:
return FALSE;
case DT_VX_WRS_TLS_DATA_START:
sec = bfd_get_section_by_name (output_bfd, ".tls_data");
dyn->d_un.d_ptr = sec->vma;
break;
case DT_VX_WRS_TLS_DATA_SIZE:
sec = bfd_get_section_by_name (output_bfd, ".tls_data");
dyn->d_un.d_val = sec->size;
break;
case DT_VX_WRS_TLS_DATA_ALIGN:
sec = bfd_get_section_by_name (output_bfd, ".tls_data");
dyn->d_un.d_val
= (bfd_size_type)1 << bfd_get_section_alignment (abfd, sec);
break;
case DT_VX_WRS_TLS_VARS_START:
sec = bfd_get_section_by_name (output_bfd, ".tls_vars");
dyn->d_un.d_ptr = sec->vma;
break;
case DT_VX_WRS_TLS_VARS_SIZE:
sec = bfd_get_section_by_name (output_bfd, ".tls_vars");
dyn->d_un.d_val = sec->size;
break;
}
return TRUE;
}

3
bfd/elf-vxworks.h
View File

@ -33,3 +33,6 @@ bfd_boolean elf_vxworks_emit_relocs
void elf_vxworks_final_write_processing (bfd *, bfd_boolean);
bfd_boolean elf_vxworks_create_dynamic_sections
(bfd *, struct bfd_link_info *, asection **);
bfd_boolean elf_vxworks_add_dynamic_entries (bfd *, struct bfd_link_info *);
bfd_boolean elf_vxworks_finish_dynamic_entry (bfd *, Elf_Internal_Dyn *);