Commit graph

143 commits

Author SHA1 Message Date
Alan Modra
680a337845 * elf64-ppc.c (ppc64_elf_check_relocs): Ignore !SEC_ALLOC relocs.
(ppc64_elf_gc_sweep_hook): Likewise.
	(ppc64_elf_size_dynamic_sections): Test for .plt directly.
2004-01-13 00:31:07 +00:00
Alan Modra
754021d045 * elf-bfd.h (struct elf_backend_data): Remove "bfd *" and add
"elflink_hash_entry *" param to elf_backend_link_output_symbol_hook.
	Add "elflink_hash_entry *" param to elf_backend_output_arch_syms.
	* elflink.h (elf_link_output_sym): Add "elflink_hash_entry *" param,
	and pass to output_symbol_hook.
	(elf_bfd_final_link): Adjust elf_link_output_sym calls.
	(elf_link_output_extsym): Likewise.
	(elf_link_input_bfd): Likewise.
	* elf32-sh64.c (sh64_elf_link_output_symbol_hook): Adjust.
	* elf32-v850.c (v850_elf_link_output_symbol_hook): Likewise.
	* elf64-mmix.c (mmix_elf_link_output_symbol_hook): Likewise.
	* elf64-sh64.c (sh64_elf64_link_output_symbol_hook): Likewise.
	* elfxx-mips.c (_bfd_mips_elf_link_output_symbol_hook): Likewise.
	* elfxx-mips.h (_bfd_mips_elf_link_output_symbol_hook): Likewise.
	* elf64-sparc.c (sparc64_elf_output_arch_syms): Likewise.
	* elf64-hppa.c (elf64_hppa_link_output_symbol_hook): Likewise.
	Validate dynh->h against h.
	* elf64-ppc.c (struct ppc_link_hash_entry): Add adjust_done bitfield.
	(link_hash_newfunc): Init it.
	(adjust_opd_syms): New function.
	(ppc64_elf_edit_opd): Set adjust_done when global .opd sym adjusted.
	Set opd.adjust for all .opd relocs.  Call adjust_opd_syms.
	(ppc64_elf_tls_optimize): Adjust possible .opd sym values here.
	(ppc64_elf_relocate_section): Also adjust syms not a multiple of 24.
	(ppc64_elf_output_symbol_hook): New function.
	(elf_backend_link_output_symbol_hook): Define.
2003-12-08 13:05:11 +00:00
Kazu Hirata
4cc11e7607 * elf32-arm.h: Fix comment typos.
* elf32-d30v.c: Likewise.
	* elf32-dlx.c: Likewise.
	* elf32-h8300.c: Likewise.
	* elf32-i370.c: Likewise.
	* elf32-ip2k.c: Likewise.
	* elf32-m68hc11.c: Likewise.
	* elf32-mcore.c: Likewise.
	* elf32-ppc.c: Likewise.
	* elf32-s390.c: Likewise.
	* elf32-sh.c: Likewise.
	* elf32-v850.c: Likewise.
	* elf32-xtensa.c: Likewise.
	* elf64-alpha.c: Likewise.
	* elf64-hppa.c: Likewise.
	* elf64-mips.c: Likewise.
	* elf64-mmix.c: Likewise.
	* elf64-ppc.c: Likewise.
	* elf64-sparc.c: Likewise.
	* elflink.c: Likewise.
	* elflink.h: Likewise.
	* elfn32-mips.c: Likewise.
	* elfxx-ia64.c: Likewise.
	* elfxx-mips.c: Likewise.
2003-11-27 18:49:39 +00:00
Alan Modra
ee7de3e631 * elf64-ppc.c (ppc_type_of_stub): Disallow stubs other than
ppc_stub_plt_call to symbols defined in shared libs.
2003-11-25 02:14:25 +00:00
Alan Modra
082c50f897 * elf64-ppc.c (toc_adjusting_stub_needed): Exit early if section
size is zero.
2003-11-18 04:14:15 +00:00
Daniel Jacobowitz
3addb0a9e8 * elf.c (_bfd_elf_link_hash_copy_indirect): Copy
ELF_LINK_HASH_NEEDS_PLT.  Fix formatting.
	* elf32-hppa.c (elf32_hppa_copy_indirect_symbol): Likewise.
	* elf32-i386.c (elf_i386_copy_indirect_symbol): Likewise.
	* elf32-ppc.c (ppc_elf_copy_indirect_symbol): Likewise.
	* elf32-s390.c (elf_s390_copy_indirect_symbol): Likewise.
	* elf32-sh.c (sh_elf_copy_indirect_symbol): Likewise.
	* elf64-ppc.c (ppc64_elf_copy_indirect_symbol): Likewise.
	* elf64-s390.c (elf_s390_copy_indirect_symbol): Likewise.
	* elf64-x86-64.c (elf64_x86_64_copy_indirect_symbol): Likewise.
	* elfxx-ia64.c (elfNN_ia64_hash_copy_indirect): Likewise.
	* elf32-xtensa.c (elf_xtensa_copy_indirect_symbol): Remove.
	(elf_backend_copy_indirect_symbol): Don't define.
2003-11-17 21:31:11 +00:00
Alan Modra
8517fae7a5 * elf.c (_bfd_elf_rela_local_sym): Accept asection **, and return
updated section in case of merged section.
	* elf-bfd.h (_bfd_elf_rela_local_sym): Update declaration.
	* elf-hppa.h (elf_hppa_relocate_section): Adjust call.
	* elf-m10200.c (mn10200_elf_relocate_section): Likewise.
	* elf-m10300.c (mn10300_elf_relocate_section): Likewise.
	* elf32-arm.h (elf32_arm_relocate_section): Likewise.
	* elf32-avr.c (elf32_avr_relocate_section): Likewise.
	* elf32-cris.c (cris_elf_relocate_section): Likewise.
	* elf32-fr30.c (fr30_elf_relocate_section): Likewise.
	* elf32-frv.c (elf32_frv_relocate_section): Likewise.
	* elf32-h8300.c (elf32_h8_relocate_section): Likewise.
	* elf32-hppa.c (elf32_hppa_relocate_section): Likewise.
	* elf32-i370.c (i370_elf_relocate_section): Likewise.
	* elf32-i860.c (elf32_i860_relocate_section): Likewise.
	* elf32-m32r.c (m32r_elf_relocate_section): Likewise.
	* elf32-m68k.c (elf_m68k_relocate_section): Likewise.
	* elf32-mcore.c (mcore_elf_relocate_section): Likewise.
	* elf32-msp430.c (elf32_msp430_relocate_section): Likewise.
	* elf32-openrisc.c (openrisc_elf_relocate_section): Likewise.
	* elf32-ppc.c (ppc_elf_relocate_section): Likewise.
	* elf32-s390.c (elf_s390_relocate_section): Likewise.
	* elf32-sh.c (sh_elf_relocate_section): Likewise.
	* elf32-sparc.c (elf32_sparc_relocate_section): Likewise.
	* elf32-v850.c (v850_elf_relocate_section) Likewise.
	* elf32-vax.c (elf_vax_relocate_section): Likewise.
	* elf32-xstormy16.c (xstormy16_elf_relocate_section): Likewise.
	* elf32-xtensa.c (elf_xtensa_relocate_section): Likewise.
	* elf64-alpha.c (elf64_alpha_relocate_section): Likewise.
	* elf64-mmix.c (mmix_elf_relocate_section): Likewise.
	* elf64-ppc.c (ppc64_elf_relocate_section): Likewise.
	* elf64-s390.c (elf_s390_relocate_section): Likewise.
	* elf64-sh64.c (sh_elf64_relocate_section): Likewise.
	* elf64-sparc.c (sparc64_elf_relocate_section): Likewise.
	* elf64-x86-64.c (elf64_x86_64_relocate_section): Likewise.
	* elfxx-ia64.c (elfNN_ia64_relocate_section): Likewise.

	* elf32-cris.c (cris_elf_relocate_section): Don't recalculate symbol
	section for reloc output.
	* elf32-i370.c (i370_elf_relocate_section): Likewise.
	* elf32-m68k.c (elf_m68k_relocate_section): Likewise.
	* elf32-sparc.c (elf32_sparc_relocate_section): Likewise.
	* elf32-vax.c (elf_vax_relocate_section): Likewise.
	* elf64-sparc.c (sparc64_elf_relocate_section): Likewise.
	* elf64-x86-64.c (elf64_x86_64_relocate_section): Likewise.

	* elf32-ppc.c (ppc_elf_relocate_section): Don't recalculate everything
	for R_PPC_RELAX32 reloc.  Don't bother checking ppc_elf_install_value
	return value.
	* elf64-ppc.c (ppc64_elf_relocate_section <R_PPC64_TOC>): Sanity check
	sec->id.
2003-11-05 13:17:09 +00:00
Alan Modra
63bc6f6c39 * elf64-ppc.c (ppc_size_one_stub): Size relbrlt. Accept info arg
rather than htab.
	(ppc64_elf_size_stubs): Adjust ppc_size_one_stub traversal.  Zero
	relbrlt size.
	(ppc64_elf_build_stubs): Allocate space for relbrlt.
2003-11-04 08:51:36 +00:00
Alan Modra
e1918d2387 * bfd-in.h (_bfd_elf_tls_setup): Declare.
* bfd-in2.h: Regenerate.
	* elf-bfd.h (struct elf_link_tls_segment): Delete.
	(struct elf_link_hash_table): Add tls_sec and tls_size.
	* elf.c (_bfd_elf_link_hash_table_init): Init tls_sec and tls_size.
	* elflink.c (_bfd_elf_tls_setup): New function.
	* elflink.h (struct elf_final_link_info): Remove first_tls_sec.
	(elf_bfd_final_link): Don't set first_tls_sec here.  Update code
	saving tls segment info, round segment size up.
	(elf_link_output_extsym): Adjust code using tls segment info.
	(elf_link_input_bfd): Likewise.
	* elf32-i386.c (dtpoff_base, tpoff): Likewise.
	* elf32-s390.c (dtpoff_base, tpoff): Likewise.
	* elf32-sh.c (dtpoff_base, tpoff): Likewise.
	* elf32-sparc.c (dtpoff_base, tpoff): Likewise.
	* elf64-s390.c (dtpoff_base, tpoff): Likewise.
	* elf64-x86-64.c (dtpoff_base, tpoff): Likewise.
	* elfxx-ia64.c (elfNN_ia64_tprel_base): Likewise.
	(elfNN_ia64_dtprel_base): Likewise.
	* elf64-alpha.c (alpha_get_dtprel_base): Likewise.
	(alpha_get_tprel_base): Likewise.
	(struct alpha_relax_info): Remove tls_segment.
	(elf64_alpha_relax_got_load): Adjust invocation of
	alpha_get_dtprel_base and alpha_get_tprel_base.
	(elf64_alpha_relax_tls_get_addr): Likewise.
	(elf64_alpha_relax_section): Likewise.
	(elf64_alpha_relocate_section): Likewise.
	(elf64_alpha_relax_find_tls_segment): Delete.
	* elf32-ppc.c (struct ppc_elf_link_hash_table): Remove tls_sec.
	(ppc_elf_tls_setup): Call _bfd_elf_tls_setup.  Return section.
	(ppc_elf_relocate_section): Adjust to use elf.tls_sec.
	* elf32-ppc.h (ppc_elf_tls_setup): Update.
	* elf64-ppc.c (struct ppc_link_hash_table): Remove tls_sec.
	(ppc64_elf_tls_setup): Call _bfd_elf_tls_setup.  Return section.
	(ppc64_elf_tls_optimize): Adjust to use elf.tls_sec.
	(ppc64_elf_relocate_section): Likewise.
	* elf64-ppc.h (ppc64_elf_tls_setup): Update.

	* emultempl/elf32.em (gld${EMULATION_NAME}_before_allocation): Call
	_bfd_elf_tls_setup.
2003-11-04 06:16:39 +00:00
Daniel Jacobowitz
6f2f2c9d16 * 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.
2003-11-03 15:17:40 +00:00
Alan Modra
d37c89e56f * elf64-ppc.c (elf_backend_grok_prstatus): Define.
(elf_backend_grok_psinfo): Define.
	(ppc64_elf_grok_prstatus, ppc64_elf_grok_psinfo): New functions.
2003-10-29 13:06:06 +00:00
Alan Modra
0d4792f716 * elf64-ppc.c (get_tls_mask): Add toc_symndx param, save toc
reloc symbol index to it.  Don't allow gd syms in shared libs
	to be optimized.
	(ppc64_elf_tls_optimize): Adjust get_tls_mask call.
	(ppc64_elf_size_stubs): Likewise.
	(ppc64_elf_relocate_section): Check that tls relocs are only used
	with tls syms, and similarly for non-tls.  Correct symbol used
	when optimizing toc tls code.
2003-10-23 09:02:33 +00:00
Alan Modra
7dcb9820ee * elf-bfd.h (struct bfd_elf_special_section): Remove "suffix". Change
type of prefix_length and suffix_length to int.  Rename "attributes"
	to "attr".  Comment.
	(_bfd_elf_get_sec_type_attr): Update prototype.
	* elf.c (get_special_section): Rewrite.
	(_bfd_elf_get_sec_type_attr): Return struct rather than passing in
	attr and type pointers.
	(_bfd_elf_new_section_hook): Adjust for above.
	(special_sections): Merge suffix with prefix.  Set
	prefix_length for all entries.  Set suffix_length appropriately.
	* elf32-m32r.c (m32r_elf_special_sections): Likewise.
	* elf32-m68hc11.c (elf32_m68hc11_special_sections): Likewise.
	* elf32-m68hc12.c (elf32_m68hc12_special_sections): Likewise.
	* elf32-mcore.c (mcore_elf_special_sections): Likewise.
	* elf32-sh64.c (sh64_elf_special_sections): Likewise.
	* elf32-v850.c (v850_elf_special_sections): Likewise.
	* elf32-xtensa.c (elf_xtensa_special_sections): Likewise.
	* elf64-alpha.c (elf64_alpha_special_sections): Likewise.
	* elf64-hppa.c (elf64_hppa_special_sections): Likewise.
	* elf64-ppc.c (ppc64_elf_special_sections): Likewise.
	* elf64-sh64.c (sh64_elf64_special_sections): Likewise.
	* elfxx-ia64.c (elfNN_ia64_special_sections): Likewise.
	* elfxx-mips.c (_bfd_mips_elf_special_sections): Likewise.
	* elf32-ppc.c (ppc_elf_special_sections): Likewise.  Fix .plt flags.
2003-09-23 00:40:49 +00:00
Nick Clifton
560e09e9cc Better handking for unresolved symbols 2003-08-20 08:37:19 +00:00
Alan Modra
c1993d0493 * elf64-ppc.c: Don't include elf/ppc.h. 2003-08-16 13:42:43 +00:00
Alan Modra
ee87f2dab8 * elf64-ppc.c (ppc64_elf_next_input_section): Update comment.
(ppc64_elf_relocate_section): For zero sym R_PPC64_TOC relocs,
	use the function sym from the previous reloc.
2003-08-12 05:58:10 +00:00
Jakub Jelinek
15f40dfc73 * elf32-i386.c (elf_i386_relocate_section): Make undefined symbols
fatal if -pie.
	* elf32-s390.c (elf_s390_relocate_section): Likewise.
	* elf32-sparc.c (elf32_sparc_relocate_section): Likewise.
	* elf64-alpha.c (elf64_alpha_relocate_section): Likewise.
	* elf64-ppc.c (ppc64_elf_relocate_section): Likewise.
	* elf64-s390.c (elf_s390_relocate_section): Likewise.
	* elf64-sparc.c (sparc64_elf_relocate_section): Likewise.
	* elf64-x86-64.c (elf64_x86_64_relocate_section): Likewise.
	* elfxx-ia64.c (elfNN_ia64_relocate_section): Likewise.
	* elf32-ppc.c (ppc_elf_relocate_section): Likewise.
	(ppc_elf_relocate_section) <case R_PPC_RELAX32>: Issue fatal error
	on undefined symbols if -pie.
	* elf32-sh.c (sh_elf_relocate_section): Likewise.
2003-08-11 14:26:11 +00:00
Alan Modra
6ab189d5a4 * elf64-ppc.c (ppc64_elf_relocate_section): Add special case for crt1.o
branch to __libc_start_main.
2003-08-11 11:31:01 +00:00
Alan Modra
9c5bfbb7fd * elfxx-target.h: Remove PTR cast.
* targets.c (bfd_target): Make backend_data const void *.
	* elf-bfd.h: Constify all occurrences of struct elf_backend_data.
	* elf-m10300.c: Likewise.
	* elf.c: Likewise.
	* elf32-hppa.c: Likewise.
	* elf32-i386.c: Likewise.
	* elf32-m68hc1x.c: Likewise.
	* elf32-ppc.c: Likewise.
	* elf32-s390.c: Likewise.
	* elf32-sh.c: Likewise.
	* elf32-sh64.c: Likewise.
	* elf32-sparc.c: Likewise.
	* elf32-xtensa.c: Likewise.
	* elf64-mips.c: Likewise.
	* elf64-ppc.c: Likewise.
	* elf64-s390.c: Likewise.
	* elf64-sh64.c: Likewise.
	* elf64-sparc.c: Likewise.
	* elf64-x86-64.c: Likewise.
	* elfcode.h: Likewise.
	* elfcore.h: Likewise.
	* elflink.c: Likewise.
	* elflink.h: Likewise.
	* elfxx-ia64.c: Likewise.
	* elfxx-mips.c: Likewise.
	* elfxx-mips.h: Likewise.
	* elf.c (prep_headers): Remove useless check for null backend_data.
	* bfd-in2.h: Regenerate.
2003-08-07 08:38:11 +00:00
Alan Modra
97b639ba81 * elf64-ppc.c (ppc_stub_name): Tweak names for better readability.
(ppc64_elf_adjust_dynamic_symbol): Allow copy relocs against
	function descriptors, but warn.
	(ppc_build_one_stub): Remove a couple of vars.  Move code creating
	stub syms so that we can avoid a stub sym if we already have a
	plt sym.  Do not redefine an existing symbol.
	(ppc64_elf_build_stubs): When --emit-stub-syms, print a symbol for
	glink.
2003-08-06 12:23:37 +00:00
Alan Modra
50bc79368a * elf.c (bfd_section_from_r_symndx): Test for SHN_UNDEF.
* elf64-ppc.c (get_fdh): New function, split out from
	ppc64_elf_edit_opd.
	(ppc64_elf_check_relocs): Use get_fdh.
	(func_desc_adjust): Likewise.  Tidy.
	(ppc64_elf_edit_opd): Tighten reloc checks.  Free local_syms on error
	exit.  Use get_fdh.  Account for superfluous dynamic relocs.
	(ppc64_elf_relocate_section): Warning fix.
2003-07-31 14:34:13 +00:00
Alan Modra
494dac0c9f * elf64-ppc.c (func_desc_adjust): Give linker created function
descriptor symbols a size and type.
	(ppc64_elf_relocate_section): Correct lq insn test.
2003-07-29 06:47:10 +00:00
Alan Modra
5d35169e36 * elf64-ppc.c (ppc64_elf_adjust_dynamic_symbol): Ensure no copy relocs
on function descriptors.
	(ELIMINATE_COPY_RELOCS): Expand comment.
	(ppc64_elf_special_sections): Move.  Don't include non-ppc64 sections.
	Do include ".toc1".
2003-07-27 09:05:08 +00:00
H.J. Lu
2f89ff8d8e bfd/
2003-07-25  H.J. Lu  <hongjiu.lu@intel.com>

	* elf-bfd.h (bfd_elf_special_section): New.
	(elf_backend_data): Add special_sections, a pointer to
	bfd_elf_special_section.
	(elf_section_type). New.
	(elf_section_flags): New.
	(_bfd_elf_get_sec_type_attr): New.

	* elf.c (_bfd_elf_make_section_from_shdr): Always use the
	real section type/flags.
	(special_sections): New.
	(get_special_section): New.
	(_bfd_elf_get_sec_type_attr): New.
	(_bfd_elf_new_section_hook): Check special_section to set
	elf_section_type and elf_section_flags.
	(elf_fake_sections): Don't use section name to set ELF section
	data.

	* elf32-m32r.c (m32r_elf_special_sections): New.
	(elf_backend_special_sections): Defined.

	* elf32-m68hc11.c (elf32_m68hc11_special_sections): New.
	(elf_backend_special_sections): Defined.

	* elf32-mcore.c (mcore_elf_special_sections): New.
	(elf_backend_special_sections): Defined.

	* elf32-ppc.c (ppc_elf_special_sections): New.
	(elf_backend_special_sections): Defined.

	* elf32-sh64.c (sh64_elf_special_sections): New.
	(elf_backend_special_sections): Defined.

	* elf32-v850.c (v850_elf_special_sections): New.
	(elf_backend_special_sections): Defined.

	* elf32-xtensa.c (elf_xtensa_special_sections): New.
	(elf_backend_special_sections): Defined.

	* elf64-alpha.c (elf64_alpha_special_sections): New.
	(elf_backend_special_sections): Defined.

	* elf64-hppa.c (elf64_hppa_special_sections): New.
	(elf_backend_special_sections): Defined.

	* elf64-ppc.c (ppc64_elf_special_sections): New.
	(elf_backend_special_sections): Defined.

	* elf64-sh64.c (sh64_elf64_special_sections): New.
	(elf_backend_special_sections): Defined.

	* elfxx-ia64.c (elfNN_ia64_special_sections): New.
	(elf_backend_special_sections): Defined.

	* elfxx-mips.c (_bfd_mips_elf_special_sections): New.

	* elfxx-mips.h (_bfd_mips_elf_special_sections): New.
	(elf_backend_special_sections): Defined.

	* elfxx-target.h (elf_backend_special_sections): New. Default
	to NULL.
	(elfNN_bed): Initialize special_sections.

	* section.c (bfd_abs_section): Remove const.
	(bfd_und_section): Likewise.
	(bfd_com_section): Likewise.
	(bfd_ind_section): Likewise.

gas/

2003-07-25  H.J. Lu  <hongjiu.lu@intel.com>

	* config/obj-elf.c (special_sections): Removed.
	(obj_elf_change_section): Call _bfd_elf_get_sec_type_attr. Set
	elf_section_type and elf_section_flags.
	(elf_frob_file): Set SHT_GROUP.

	* config/obj-elf.h (obj_sec_set_private_data): New.

	* config/tc-alpha.h (ELF_TC_SPECIAL_SECTIONS): Removed.
	* config/tc-ia64.h: Likewise.
	* config/tc-m32r.h: Likewise.
	* config/tc-m68hc11.h: Likewise.
	* config/tc-mcore.h: Likewise.
	* config/tc-mips.h: Likewise.
	* config/tc-ppc.h: Likewise.
	* config/tc-sh64.h: Likewise.
	* config/tc-v850.h: Likewise.
	* config/tc-xtensa.h: Likewise.

	* config/tc-v850.h (SHF_V850_GPREL): Removed.
	(SHF_V850_EPREL): Likewise.
	(SHF_V850_R0REL): Likewise.

	* subsegs.c (subseg_get): Call obj_sec_set_private_data if it
	is defined.

include/elf/

2003-07-25  H.J. Lu  <hongjiu.lu@intel.com>

	* v850.h (SHF_V850_GPREL): New.
	(SHF_V850_EPREL): Likewise.
	(SHF_V850_R0REL): Likewise.
2003-07-25 14:35:56 +00:00
Alan Modra
f6c52c1368 * elf-bfd.h (SYMBOL_REFERENCES_LOCAL, SYMBOL_CALLS_LOCAL): Use..
(_bfd_elf_symbol_refs_local_p): ..this.  Declare.
	* elflink.c (_bfd_elf_symbol_refs_local_p): New function.
	* elf32-i386.c (elf_i386_relocate_section): Remove h NULL test
	now done in _bfd_elf_symbol_refs_local_p.
	* elf32-ppc.c (ppc_elf_relocate_section): Likewise.
	* elf64-ppc.c (ppc64_elf_relocate_section): Likewise.
	* elf64-x86-64.c (elf64_x86_64_relocate_section): Likewise.
2003-07-21 00:24:10 +00:00
Alan Modra
e717da7ead * elf64-ppc.c (bfd_elf64_mkobject): Define.
(struct ppc64_elf_obj_tdata): New.
	(ppc64_elf_tdata, ppc64_tlsld_got): Define.
	(ppc64_elf_mkobject): New function.
	(struct got_entry): Add "owner".  Move "tls_type".
	(struct ppc_link_hash_table): Delete "relgot", "tlsld_got".
	(ppc64_elf_init_stub_bfd): New function.
	(create_got_section): Create header .got in dynobj.  Create .got
	and .rela.got in each bfd.  Stash pointers in ppc64_elf_obj_tdata.
	(ppc64_elf_create_dynamic_sections): Don't call create_got_section.
	Look for dynobj .got, and test it.
	(ppc64_elf_copy_indirect_symbol): Adjust for changed got.
	(update_local_sym_info): Likewise.
	(ppc64_elf_check_relocs): Likewise.
	(ppc64_elf_gc_sweep_hook): Likewise.
	(ppc64_elf_tls_optimize): Likewise.
	(allocate_dynrelocs): Likewise.
	(ppc64_elf_size_dynamic_sections): Likewise.
	(ppc64_elf_relocate_section): Likewise.
	(ppc64_elf_next_toc_section): Update comment.
	(toc_adjusting_stub_needed): Remove unneeded cast.
	(ppc64_elf_build_stubs): Check for stub sections in stub bfd by
	testing section flags.
	(ppc64_elf_build_stubs): Likewise.
	(ppc64_elf_size_stubs): Likewise.  Remove stub_bfd param.
	(ppc64_elf_finish_dynamic_sections): Write out got sections.
	(func_desc_adjust): Copy over dynamic info for undef weaks.
	* elf64-ppc.h (ppc64_elf_init_stub_bfd): Declare.
	(ppc64_elf_size_stubs): Update prototype.
	* elflink.h (elf_link_sort_relocs): Use link_orders to find reldyn
	input sections rather than scanning dynobj.
2003-07-10 00:37:27 +00:00
Jakub Jelinek
9203ba999f bfd/
* elfxx-ia64.c (struct elfNN_ia64_link_hash_table): Add rel_fptr_sec.
	(elfNN_ia64_dynamic_symbol_p): Change info->shared into
	!info->executable.
	(get_fptr): For -pie create .opd as writable section and create
	.rela.opd as well.
	(elfNN_ia64_check_relocs): Change info->shared into
	!info->executable.
	(allocate_fptr): Likewise.
	(allocate_dynrel_entries): Account for a relative reloc for -pie
	@fptr().  Don't account for a relative reloc if -pie want_ltoff_fptr
	for undefweak symbol.  Account for an IPLT reloc in .rela.opd
	section if -pie.
	(set_got_entry): Don't create a relative reloc if -pie
	want_ltoff_fptr for undefweak symbol.
	(set_fptr_entry): Emit an IPLT reloc in .rela.opd for -pie.
	(elfNN_ia64_relocate_section): Emit a relative reloc for -pie
	@fptr().

	* elfxx-ia64.c (elfNN_ia64_relocate_section): Issue undefined_symbol
	even if -pie.
	* elf32-i386.c (elf_i386_relocate_section): Likewise.
	* elf64-x86-64.c (elf64_x86_64_relocate_section): Likewise.
	* elf64-sparc.c (sparc64_elf_relocate_section): Likewise.
	* elf64-s390.c (elf_s390_relocate_section): Likewise.
	* elf64-ppc.c (ppc64_elf_relocate_section): Likewise.
	* elf64-alpha.c (elf64_alpha_relocate_section): Likewise.
	* elf32-sparc.c (elf32_sparc_relocate_section): Likewise.
	* elf32-s390.c (elf_s390_relocate_section): Likewise.
	* elf32-ppc.c (ppc_elf_relocate_section): Likewise.
ld/
	* emulparams/elf64_ia64.sh (OTHER_READONLY_SECTIONS): Don't include
	.opd if -pie.
	(OTHER_READWRITE_SECTIONS): Include .opd if -pie.
	* scripttempl/elf.sc: Use SHLIB_DATA_ADDR instead of DATA_ADDR
	if -pie.
2003-07-04 13:53:38 +00:00
Alan Modra
772119ce53 * elf64-ppc.c (ppc64_elf_func_desc_adjust): Don't allow _savef* and
_restf* to be satisfied by shared libs, and always force them local.
	(toc_adjusting_stub_needed): Avoid scanning linker created sections.
	Correct test for "bl".
	(ppc64_elf_relocate_section <R_PPC64_TLS>): Correct test for
	primary opcode 31.
2003-07-02 07:41:51 +00:00
Alan Modra
1049f94e8e Correct spelling of "relocatable". 2003-06-25 06:40:27 +00:00
Alan Modra
8f3bab5775 * elf64-ppc.c (struct ppc_link_hash_table): Add top_id.
(ppc64_elf_setup_section_lists): Set it.
	(ppc64_elf_relocate_section): Check sym section id against top_id.
	(ppc_build_one_stub): Comment on top_id.
2003-06-20 12:35:30 +00:00
Alan Modra
4ce794b729 * elf64-ppc.c: Convert to C90 function definitions, remove unnecessary
prototypes and casts.  Replace PTR with void *.  Format copyright.
	Mention ABI links.
	(struct ppc_link_hash_table): Rename sgot, srelgot, splt, srelplt,
	sdynbss, srelbss, sglink, sbrlt and srelbrlt to got, relgot .. relbrlt.
	(ppc_type_of_stub): Make r_type an enum.
	(ppc64_elf_size_stubs): Likewise.
	* elf64-ppc.h: Remove PARAMS macro.
2003-06-20 05:30:46 +00:00
Alan Modra
3254fd24bd * elf64-ppc.c (ppc64_elf_link_hash_table_create): Reinstate init of
elf hash tab fields.
2003-06-19 15:11:26 +00:00
Alan Modra
d2a300cfe3 * elf64-ppc.c (ppc64_elf_reloc_type_lookup): Tidy prototype.
(ppc64_elf_info_to_howto): Likewise.
	(ppc64_elf_build_stubs): Add "stats" param, and print statistics.
	* elf64-ppc.h (ppc64_elf_build_stubs): Adjust prototype.
2003-06-19 13:50:35 +00:00
Alan Modra
9b5ecbd0c6 * elf64-ppc.c (toc_adjusting_stub_needed): New function.
(ppc64_elf_next_input_section): Use it here to set has_gp_reloc.
	Return error condition.
	(ppc64_elf_size_stubs): Restrict toc adjusting stubs to sections
	that have has_gp_reloc set.
	(struct ppc_link_hash_table): Add stub_count.
	(ppc_build_one_stub): Increment it.
	(ppc64_elf_link_hash_table_create): zmalloc rather than clearing
	individual fields.
	* elf64-ppc.h (ppc64_elf_next_input_section): Update prototype.
2003-06-19 11:49:02 +00:00
Alan Modra
0b13192e9f * elf64-ppc.c (ppc64_elf_relocate_section): Accept a symbol on
R_PPC64_TOC relocs.
2003-06-18 03:26:22 +00:00
Alan Modra
1cf1f67042 * elf64-ppc.c (ppc64_elf_relocate_section): Do unaligned reloc
optimizations earlier.
2003-06-17 14:22:46 +00:00
Alan Modra
734b6cf9ae * elf64-ppc.c (struct ppc_link_hash_table): Reinstate top_index.
Restore previous input_list type.
	(ppc64_elf_link_hash_table_create): Undo last change.
	(ppc64_elf_setup_section_lists): Reinstate code setting up input lists
	per output section, but don't bother with bfd_abs_section marker.
	(ppc64_elf_next_input_section): Adjust for multiple input section
	lists.
	(group_sections): Likewise.
2003-06-17 13:43:02 +00:00
Jakub Jelinek
23fbd6fa70 * elf64-ppc.c (ppc64_elf_relocation_section): Ensure
*r_offset == r_addend for RELATIVE relocs against .got.
2003-06-17 12:39:41 +00:00
Alan Modra
dad27d18ac * elf64-ppc.c (ppc64_elf_relocate_section): Optimize unaligned relocs. 2003-06-17 12:37:26 +00:00
Alan Modra
3d6f9012bb * elf64-ppc.c (struct ppc_link_hash_table): Remove top_index. Modify
input_list.
	(ppc64_elf_link_hash_table_create): Init input_list here.
	(ppc64_elf_setup_section_lists): Remove code setting up input lists
	per output section.  Set toc_off for abs and other standard sections.
	(ppc64_elf_reinit_toc): Don't set elf_gp on input bfds lacking a toc.
	(ppc64_elf_next_input_section): Adjust for single input section list.
	Don't set toc_curr from input bfds that haven't set elf_gp.
	(group_sections): Adjust for single input section list.
2003-06-17 09:10:41 +00:00
Alan Modra
000732f753 * elf64-ppc.c (ppc64_elf_relocate_section): Correct pcrel section zero. 2003-06-17 00:25:45 +00:00
Alan Modra
81407a69a5 * elf64-ppc.c (ppc64_elf_relocate_section): When optimizing toctprel
tls, check that a TOC16_DS or TOC16_LO_DS reloc isn't pointing to a
	dtprel entry.  Ensure TLS_LD DTPMOD reloc has a zero addend.  Write
	got section for RELATIVE relocs.  Fix wrong comment.  Change condition
	under which dynamic relocs update the section contents.
2003-06-16 10:50:22 +00:00
Alan Modra
adadcc0cc9 Add "attn", "lq" and "stq" power4 insns. 2003-06-10 07:44:11 +00:00
Alan Modra
ad8e1ba599 * elf64-ppc.c: Move TARGET_LITTLE_SYM and other macros used by
elfxx-target.h so that we can use elf_backend_got_header_size.
	(ELF_MACHINE_ALT1, ELF_MACHINE_ALT2): Delete.
	(GLINK_CALL_STUB_SIZE): Modify.  Define new glink call stub and
	associated macros.
	(ppc64_elf_howto_raw <GOT_TPREL16_DS, GOT_TPREL16_LO_DS>): Correct
	dst_mask.
	(enum ppc_stub_type): Add ppc_stub_long_branch_r2off and
	ppc_stub_plt_branch_r2off.
	(struct ppc_stub_hash_entry): Reorganize.
	(struct ppc_link_hash_table): Add no_multi_toc, multi_toc_needed,
	toc_curr, toc_off and emit_stub_syms.
	(ppc64_elf_link_hash_table_create): Init them.
	(ppc_stub_name): Correct string size.
	(ppc64_elf_check_relocs): Set has_gp_reloc on GOT and TOC relocs.
	(ppc64_elf_size_dynamic_sections): Set no_multi_toc if GOT entries
	used.
	(ppc_type_of_stub): Tweak root.type test.
	(build_plt_stub): Remove glink code.  Adjust for insn macro changes.
	(ppc_size_one_stub): Handle ppc_stub_long_branch_r2off and
	ppc_stub_plt_branch_r2off.
	(ppc_build_one_stub): Likewise.  Fix var shadowing.  Correct addis,addi
	range test.  Use toc_off to calculte r2 values.  Handle emit_stub_syms.
	(ppc64_elf_setup_section_lists): Remove htab creator flavour test.
	Initialize elf_gp and toc_curr.
	(ppc64_elf_next_toc_section, ppc64_elf_reinit_toc): New functions.
	(ppc64_elf_next_input_section): Set toc_off.
	(group_sections): Ensure groups have the same TOC.
	(ppc64_elf_size_stubs): Check whether we need a TOC adjusting stub.
	(ppc64_elf_build_stubs): Add emit_stub_syms param, and stash in htab.
	Build new glink stub.
	(ppc64_elf_relocate_section): Handle multiple TOCs.  Fix comments.
	(ppc64_elf_finish_dynamic_sections): Adjust DT_PPC64_GLINK.
	* elf64-ppc.h (ppc64_elf_build_stubs): Update prototype.
	(ppc64_elf_next_toc_section, ppc64_elf_reinit_toc): Declare.
	* section.c (struct sec): Rename flag12 to has_gp_reloc.
	(STD_SECTION): Update.
	* ecoff.c (bfd_debug_section): Update comment.
	* bfd-in2.h: Regenerate.
2003-06-08 14:06:38 +00:00
Jakub Jelinek
36af4a4e51 bfd/
* elflink.h (elf_link_add_object_symbols): Use !info->executable
	instead of info->shared where appropriate.
	(bfd_elfNN_size_dynamic_sections, elf_link_output_extsym): Likewise.
	* elflink.c (_bfd_elf_create_got_section): Likewise.
	(_bfd_elf_link_create_dynamic_sections): Likewise.
	(_bfd_elf_link_assign_sym_version): Likewise.
	* elf32-i386.c (elf_i386_size_dynamic_sections): Create .interp section
	and DT_DEBUG dynamic tag even for position independent executables.
	* elf32-ppc.c (ppc_elf_size_dynamic_sections): Likewise.
	* elf32-s390.c (elf_s390_size_dynamic_sections: Likewise.
	* elf64-ppc.c (ppc64_elf_size_dynamic_sections: Likewise.
	* elf64-s390.c (elf_s390_size_dynamic_sections: Likewise.
	* elf64-x86-64.c (elf64_x86_64_size_dynamic_sections: Likewise.
	* elfxx-ia64.c (elfNN_ia64_size_dynamic_sections: Likewise.
	* elf32-sparc.c (elf32_sparc_size_dynamic_sections: Likewise.
	* elf64-alpha.c (elf64_alpha_size_dynamic_sections: Likewise.
	* elf64-sparc.c (sparc64_elf_size_dynamic_sections: Likewise.
include/
	* bfdlink.h (struct bfd_link_info): Add pie and executable
	bits.
ld/
	* lexsup.c (OPTION_PIE): Define.
	(ld_options): Add -pie and --pic-executable options.
	(parse_args): Handle OPTION_PIE.
	* ldmain.c (main): Initialize link_info.pie and
	link_info.executable.
	* genscripts.sh: Generate PIE scripts.
	* ld.texinfo: Document -pie and --pic-executable options.
	* emultempl/elf32.em (gld${EMULATION_NAME}_after_open):
	(gld${EMULATION_NAME}_place_orphan): Likewise.
	(gld${EMULATION_NAME}_get_script): Include PIE scripts.
	* scripttempl/elf.sc: In PIE scripts set . the same way as in
	shared scripts.
	* emulparams/elf_i386.sh (GENERATE_PIE_SCRIPT): Set to yes.
	* emulparams/elf64_ia64.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf32ppc.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf64ppc.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf_x86_64.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf_s390.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf32_sparc.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf64_sparc.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf64alpha.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf64_s390.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf_i386.sh (GENERATE_PIE_SCRIPT): Likewise.
2003-05-30 15:50:12 +00:00
Alan Modra
9c7a29a32e * elf32-i386.c (elf_i386_adjust_dynamic_symbol): Use SYMBOL_CALLS_LOCAL
to trim plt entries.  Move undefweak non-default visibility test..
	(allocate_dynrelocs): ..from here.
	* elf32-ppc.c (ppc_elf_adjust_dynamic_symbol): Don't test
	dynamic_sections_created here.  Update comment.  Move undefweak
	non-default visibility test..
	(allocate_dynrelocs): ..from here.  Fix comment.
	* elf64-ppc.c (ppc64_elf_adjust_dynamic_symbol): Use SYMBOL_CALLS_LOCAL
	to trim plt entries.  Move undefweak non-default visibility test..
	(allocate_dynrelocs): ..from here.  Fix comment.
	* elflink.h (elf_link_output_extsym): Compare ELF_ST_VISIBILITY with
	STV_DEFAULT rather than comparing with zero.
	* elflink.c (_bfd_elf_merge_symbol): Likewise.
	(_bfd_elf_fix_symbol_flags): Likewise.  Format comment.
2003-05-17 06:16:03 +00:00
Alan Modra
09695f5689 * elf32-i386.c (allocate_dynrelocs): Use SYMBOL_CALLS_LOCAL.
(elf_i386_relocate_section): Likewise.
	* elf32-ppc.c (allocate_dynrelocs): Likewise.
	(ppc_elf_relocate_section): Likewise.
	* elf64-ppc.c (allocate_dynrelocs): Likewise.
	(ppc64_elf_relocate_section): Likewise.
2003-05-15 06:35:43 +00:00
Alan Modra
586119b38f * elf-bfd.h (SYMBOL_REFERENCES_LOCAL, SYMBOL_CALLS_LOCAL): Move from
elf32-ppc.c.  Add ELF_LINK_FORCED_LOCAL check.
	* elf32-ppc.c: (SYMBOL_REFERENCES_LOCAL, SYMBOL_CALLS_LOCAL): Delete.
	(allocate_dynrelocs): Use SYMBOL_REFERENCES_LOCAL for dynreloc check.
	(ppc_elf_relocate_section): Likewise.
	* elf64-ppc.c (allocate_dynrelocs): Likewise.
	(ppc64_elf_relocate_section): Likewise.  Use for .got relocs too.
	(ppc64_elf_adjust_dynamic_symbol): Don't assume symbols with .plt
	relocs need no other types.
	* elf32-i386.c (allocate_dynrelocs): Use SYMBOL_REFERENCES_LOCAL for
	dynreloc check.
	(elf_i386_relocate_section): Likewise.  Use for .got relocs too.
	(elf_i386_finish_dynamic_symbol): Use SYMBOL_REFERENCES_LOCAL for
	.got relocs.
2003-05-13 14:09:51 +00:00
Alan Modra
45d6a902ae * elflink.c (_bfd_elf_link_create_dynamic_sections): Move from
elflink.h.  Replace LOG_FILE_ALIGN with bed->s->log_file_align.
	(_bfd_elf_create_dynamic_sections): Use bed->s->log_file_align.
	(bfd_elf_record_link_assignment): Move from elflink.h.
	(_bfd_elf_merge_symbol): Likewise.
	(_bfd_elf_add_default_symbol): Likewise.
	(_bfd_elf_export_symbol): Likewise.
	(_bfd_elf_link_find_version_dependencies): Likewise.
	(_bfd_elf_link_assign_sym_version): Likewise.
	(_bfd_elf_link_read_relocs): Likewise.
	(_bfd_elf_link_size_reloc_section): Likewise.
	(_bfd_elf_fix_symbol_flags): Likewise.
	(_bfd_elf_adjust_dynamic_symbol): Likewise.
	(_bfd_elf_link_sec_merge_syms): Likewise.
	(elf_link_read_relocs_from_section): Likewise.  Use bed->s->sizeof_rel
	and bed->s->sizeof_rela.
	(_bfd_elf_link_output_relocs): Likewise.
	* elf-bfd.h (struct elf_size_info): Rename file_align to
	log_file_align.
	(struct elf_info_failed): Move from elflink.h.
	(struct elf_assign_sym_version_info): Likewise.
	(struct elf_find_verdep_info): Likewise.
	(_bfd_elf_create_dynamic_sections): Delete duplicate declaration.
	(_bfd_elf_merge_symbol, _bfd_elf_add_default_symbol,
	_bfd_elf_export_symbol, _bfd_elf_link_find_version_dependencies,
	_bfd_elf_link_assign_sym_version,
	_bfd_elf_link_create_dynamic_sections, _bfd_elf_link_read_relocs,
	_bfd_elf_link_size_reloc_section, _bfd_elf_link_output_relocs,
	_bfd_elf_fix_symbol_flags, _bfd_elf_adjust_dynamic_symbol,
	_bfd_elf_link_sec_merge_syms): Declare.
	(bfd_elf32_link_create_dynamic_sections): Don't declare.
	(_bfd_elf32_link_read_relocs): Likewise.
	(bfd_elf64_link_create_dynamic_sections): Likewise.
	(_bfd_elf64_link_read_relocs): Likewise.
	* elflink.h: Move lots o' stuff elsewhere.
	* bfd-in.h (bfd_elf32_record_link_assignment): Don't declare.
	(bfd_elf64_record_link_assignment): Likewise.
	(bfd_elf_record_link_assignment): Declare.
	* bfd-in2.h: Regenerate.
	* elfcode.h (elf_link_create_dynamic_sections): Don't declare.
	(NAME(_bfd_elf,size_info)): Adjust for log_file_align.
	* elf.c (_bfd_elf_init_reloc_shdr): Adjust for bed->s->log_file_align.
	(assign_file_positions_for_segments): Likewise.
	(assign_file_positions_except_relocs): Likewise.
	(swap_out_syms, elfcore_write_note): Likewise.
	* elf-m10200.c: Adjust for changed function names.
	* elf-m10300.c: Likewise.
	* elf32-arm.h: Likewise.
	* elf32-h8300.c: Likewise.
	* elf32-hppa.c: Likewise.
	* elf32-ip2k.c: Likewise.
	* elf32-m32r.c: Likewise.
	* elf32-m68hc11.c: Likewise.
	* elf32-m68hc1x.c: Likewise.
	* elf32-m68k.c: Likewise.
	* elf32-mips.c: Likewise.
	* elf32-ppc.c: Likewise.
	* elf32-sh.c: Likewise.
	* elf32-v850.c: Likewise.
	* elf32-xtensa.c: Likewise.
	* elf64-alpha.c: Likewise.
	* elf64-hppa.c: Likewise.
	* elf64-mmix.c: Likewise.
	* elf64-ppc.c: Likewise.
	* elf64-sh64.c: Likewise.
	* elfxx-ia64.c: Likewise.
	* elfxx-mips.c: Likewise.
	(MIPS_ELF_LOG_FILE_ALIGN): Use log_file_align.
	* elf64-alpha.c (alpha_elf_size_info): Adjust for log_file_align.
	* elf64-hppa.c (hppa64_elf_size_info): Likewise.
	* elf64-mips.c (mips_elf64_size_info): Likewise.
	* elf64-s390.c (s390_elf64_size_info): Likewise.
	* elf64-sparc.c (sparc64_elf_size_info): Likewise.
2003-05-09 02:27:11 +00:00
Alan Modra
4e795f50c1 * elf32-i386.c (allocate_dynrelocs): For undef weak syms with
non-default visibility, a) don't make them dynamic, b) discard
	space for dynamic relocs.
	* elf64-x86-64.c (allocate_dynrelocs): Likewise.

	* elf32-ppc.c (allocate_dynrelocs): For undef weak syms with
	non-default visibility, a) don't allocate plt entries, b) don't
	allocate .got relocs, c) discard dyn rel space,
	(ppc_elf_relocate_section): d) don't generate .got relocs, e)
	don't generate dynamic relocs.
	* elf64-ppc.c (allocate_dynrelocs): As above.
	(ppc64_elf_relocate_section): As above.
2003-05-05 14:12:05 +00:00