Commit Graph

443 Commits

Author SHA1 Message Date
Doug Kwan 31c766788a 2012-09-12 Doug Kwan <dougkwan@google.com>
* elf64-ppc.c (ppc64_elf_relocate_section): Use pre-adjusted
	relocation for stub lookup.
2012-09-12 22:56:05 +00:00
Alan Modra b69fdb4ec9 PR ld/14464
* elf64-ppc.c (ppc64_elf_relocate_section): Map symbols defined
	by a linker script in .opd to corresponding input .opd section.
2012-08-31 02:42:57 +00:00
Maciej W. Rozycki 14acf4dcae * elf32-ppc.c (ppc_elf_relocate_section): Assert that dynindx is
not minus one.
	* elf64-ppc.c (ppc64_elf_relocate_section): Likewise.
2012-08-28 20:17:56 +00:00
Alan Modra 3d4d4302b9 * section.c (bfd_get_linker_section): New function.
* elf32-arm.c: When retrieving SEC_LINKER_CREATED sections, use
	the above throughout rather than bfd_get_section_by_name.  Use
	bfd_make_section_anyway rather than bfd_make_section when creating
	them.
	* elf32-bfin.c: Likewise.
	* elf32-cr16.c: Likewise.
	* elf32-cris.c: Likewise.
	* elf32-frv.c: Likewise.
	* elf32-hppa.c: Likewise.
	* elf32-i370.c: Likewise.
	* elf32-i386.c: Likewise.
	* elf32-lm32.c: Likewise.
	* elf32-m32c.c: Likewise.
	* elf32-m32r.c: Likewise.
	* elf32-m68k.c: Likewise.
	* elf32-microblaze.c: Likewise.
	* elf32-ppc.c: Likewise.
	* elf32-rl78.c: Likewise.
	* elf32-s390.c: Likewise.
	* elf32-score.c: Likewise.
	* elf32-score7.c: Likewise.
	* elf32-sh.c: Likewise.
	* elf32-tic6x.c: Likewise.
	* elf32-tilepro.c: Likewise.
	* elf32-vax.c: Likewise.
	* elf32-xstormy16.c: Likewise.
	* elf32-xtensa.c: Likewise.
	* elf64-alpha.c: Likewise.
	* elf64-hppa.c: Likewise.
	* elf64-ia64-vms.c: Likewise.
	* elf64-ppc.c: Likewise.
	* elf64-s390.c: Likewise.
	* elf64-sh64.c: Likewise.
	* elf64-sparc.c: Likewise.
	* elf64-x86-64.c: Likewise.
	* elfnn-ia64.c: Likewise.
	* elfxx-mips.c: Likewise.
	* elfxx-sparc.c: Likewise.
	* elfxx-tilegx.c: Likewise.
	* elflink.c: Likewise.
	* elf-vxworks.c: Likewise.
	* elf-m10300.c: Likewise.  Also make use of htab plt, got and
	gotplt shortcuts.
	* bfd-in2.h: Regenerate.
	* elf32-lm32.c (lm32_elf_check_relocs): Use the correct bfd when
	calling create_rofixup_section.
	* elflink.c (bfd_elf_final_link): Simplify test for .dynstr.
2012-06-29 14:46:03 +00:00
Alan Modra a4fd3de5d3 * elf64-ppc.c (ppc64_elf_next_toc_section): Don't error if input
file has multiple .got/.toc sections and all don't fit in
	current toc group.
2012-06-26 01:40:59 +00:00
Alan Modra 27fc25a1a9 * elf64-ppc.c (ppc64_elf_func_desc_adjust): Don't emit out-of-line
save/restore functions when relocatable.  Make "funcs" static.
2012-06-22 05:53:04 +00:00
Alan Modra aef36ac1fc PR binutils/13897
* elf.c (elf_find_function): Cache last function sym info.
	(_bfd_elf_maybe_function_sym): Return function size, pass in
	section of interest.
	* elf-bfd.h (struct elf_backend_data <maybe_function_sym>): Likewise.
	(_bfd_elf_maybe_function_sym): Likewise.
	* elf64-ppc.c (ppc64_elf_maybe_function_sym): Likewise.
	(opd_entry_value): Add in_code_sec param.  Revert caching code.
	Return -1 if in_code_sec and function found in wrong section.
	Update all calls.
2012-06-03 04:08:07 +00:00
Alan Modra ee1e4edefe PR binutils/13897
* elf64-ppc.c (opd_entry_value): Rewrite cache code.
2012-06-01 12:26:55 +00:00
Alan Modra 9a2a56cc5a PR ld/13909
* elf-eh-frame.c (_bfd_elf_eh_frame_present): New function.
	(_bfd_elf_maybe_strip_eh_frame_hdr): Use it here.
	* elf-bfd.h (_bfd_elf_eh_frame_present): Declare.
	* elflink.c (bfd_elf_size_dynamic_sections): Let the backend
	size dynamic sections before stripping eh_frame_hdr.
	(bfd_elf_gc_sections): Handle multiple .eh_frame sections.
	* elf32-ppc.c (ppc_elf_size_dynamic_sections): Drop glink_eh_frame
	if no other .eh_frame sections exist.
	* elf64-ppc.c (ppc64_elf_size_stubs): Likewise.
	* elf32-i386.c (elf_i386_create_dynamic_sections): Don't size
	or alloc plt_eh_frame here..
	(elf_i386_size_dynamic_sections): ..do it here instead.  Don't
	specially keep sgotplt, iplt, tgotplt, sdynbss for symbols.
	(elf_i386_finish_dynamic_sections): Check plt_eh_frame->contents
	before writing plt offset.
	* elf64-x86-64.c (elf_x86_64_create_dynamic_sections): Don't size
	or alloc plt_eh_frame here..
	(elf_x86_64_size_dynamic_sections): ..do it here instead.
	(elf_x86_64_finish_dynamic_sections): Check plt_eh_frame->contents
	before writing plt offset.
2012-05-25 01:12:20 +00:00
Alan Modra 4bbe044a20 PR ld/14158
* elf64-ppc.c (ppc64_elf_size_stubs): Round up glink_eh_frame
	size to output section alignment.
	(ppc64_elf_build_stubs): Likewise, and extend last FDE to cover.
2012-05-24 06:20:52 +00:00
Alan Modra ab6dce2336 bfd/
* elf32-ppc.c (ppc_elf_finish_dynamic_symbol): Don't make _DYNAMIC,
	_GLOBAL_OFFSET_TABLE_ or _PROCEDURE_LINKAGE_TABLE_ absolute.
	* elf64-ppc.c (ppc64_elf_finish_dynamic_symbol): Don't make _DYNAMIC
	absolute.
ld/testsuite/
	* ld-powerpc/tlsso.r: Update for dynamic sym changes.
	* ld-powerpc/tlsso32.d: Likewise.
	* ld-powerpc/tlsso32.r: Likewise.
	* ld-powerpc/tlstocso.r: Likewise.
2012-05-17 02:43:36 +00:00
Nick Clifton a0f49396fd * bfd-in.h (bfd_get_section_name, bfd_get_section_vma,
bfd_get_section_lma, bfd_get_section_alignment,
	bfd_get_section_flags, bfd_get_section_userdata): Rewrite macros
	in order to use the `bfd' argument.
	* bfd-in2.h: Regenerate.
	* elf-vxworks.c (elf_vxworks_finish_dynamic_entry): Pass proper `bfd'
	as the first argument for `bfd_get_section_alignment'.
	* elf32-arm.c (create_ifunc_sections): Likewise, for
	`bfd_set_section_alignment'.
	* elf32-m32r.c (m32r_elf_relocate_section): Likewise, for
	`bfd_get_section_name'.
	* elf32-microblaze.c (microblaze_elf_relocate_section): Likewise.
	* elf32-ppc.c (ppc_elf_size_dynamic_sections): Likewise.
	(ppc_elf_relocate_section): Likewise.
	* elf64-mmix.c (mmix_final_link_relocate): Likewise, for
	`bfd_get_section_vma'.
	* elf64-ppc.c (create_linkage_sections): Likewise, for
	`bfd_set_section_alignment'.

	* emultempl/m68hc1xelf.em (hook_in_stub): Pass proper `bfd'
	as the first argument for `bfd_get_section_name'.

	* config/tc-alpha.c (maybe_set_gp): Pass proper `bfd'
	as the first argument for `bfd_get_section_vma'.
2012-05-16 16:38:29 +00:00
Maciej W. Rozycki 545fd46b6b * elf-bfd.h (RELOC_AGAINST_DISCARDED_SECTION): Handle compound
relocations.
	* elfxx-mips.c (mips_reloc_against_discarded_section): New
	function.
	(_bfd_mips_elf_relocate_section): Call it, in place of
	RELOC_AGAINST_DISCARDED_SECTION.
	* elf-m10200.c (mn10200_elf_relocate_section): Update arguments
	to RELOC_AGAINST_DISCARDED_SECTION.
	* elf-m10300.c (mn10300_elf_relocate_section): Likewise.
	* elf32-arm.c (elf32_arm_relocate_section): Likewise.
	* elf32-avr.c (elf32_avr_relocate_section): Likewise.
	* elf32-bfin.c (bfin_relocate_section): Likewise.
	(bfinfdpic_relocate_section): Likewise.
	* elf32-cr16.c (elf32_cr16_relocate_section): Likewise.
	* elf32-cr16c.c (elf32_cr16c_relocate_section): Likewise.
	* elf32-cris.c (cris_elf_relocate_section): Likewise.
	* elf32-crx.c (elf32_crx_relocate_section): Likewise.
	* elf32-d10v.c (elf32_d10v_relocate_section): Likewise.
	* elf32-epiphany.c (epiphany_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-i386.c (elf_i386_relocate_section): Likewise.
	* elf32-i860.c (elf32_i860_relocate_section): Likewise.
	* elf32-ip2k.c (ip2k_elf_relocate_section): Likewise.
	* elf32-iq2000.c (iq2000_elf_relocate_section): Likewise.
	* elf32-lm32.c (lm32_elf_relocate_section): Likewise.
	* elf32-m32c.c (m32c_elf_relocate_section): Likewise.
	* elf32-m32r.c (m32r_elf_relocate_section): Likewise.
	* elf32-m68hc1x.c (elf32_m68hc11_relocate_section): Likewise.
	* elf32-m68k.c (elf_m68k_relocate_section): Likewise.
	* elf32-mcore.c (mcore_elf_relocate_section): Likewise.
	* elf32-mep.c (mep_elf_relocate_section): Likewise.
	* elf32-moxie.c (moxie_elf_relocate_section): Likewise.
	* elf32-msp430.c (elf32_msp430_relocate_section): Likewise.
	* elf32-mt.c (mt_elf_relocate_section): Likewise.
	* elf32-openrisc.c (openrisc_elf_relocate_section): Likewise.
	* elf32-ppc.c (ppc_elf_relocate_section): Likewise.
	* elf32-rl78.c (rl78_elf_relocate_section): Likewise.
	* elf32-rx.c (rx_elf_relocate_section): Likewise.
	* elf32-s390.c (elf_s390_relocate_section): Likewise.
	* elf32-score.c (s3_bfd_score_elf_relocate_section): Likewise.
	* elf32-score7.c (s7_bfd_score_elf_relocate_section): Likewise.
	* elf32-sh.c (sh_elf_relocate_section): Likewise.
	* elf32-spu.c (spu_elf_relocate_section): Likewise.
	* elf32-tic6x.c (elf32_tic6x_relocate_section): Likewise.
	* elf32-tilepro.c (tilepro_elf_relocate_section): Likewise.
	* elf32-v850.c (v850_elf_relocate_section): Likewise.
	* elf32-vax.c (elf_vax_relocate_section): Likewise.
	* elf32-xc16x.c (elf32_xc16x_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_r): Likewise.
	(elf64_alpha_relocate_section): Likewise.
	* elf64-hppa.c (elf64_hppa_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-x86-64.c (elf_x86_64_relocate_section): Likewise.
	* elfnn-ia64.c (elfNN_ia64_relocate_section): Likewise.
	* elfxx-sparc.c (_bfd_sparc_elf_relocate_section): Likewise.
	* elfxx-tilegx.c (tilegx_elf_relocate_section): Likewise.
2012-05-07 03:27:52 +00:00
Alan Modra dbaa201145 PR ld/13991
bfd/
	* bfd/elf-bfd.h (_bfd_elf_link_just_syms): Define as
	_bfd_generic_link_just_syms.
	* bfd/elflink.c (_bfd_elf_link_just_syms): Delete.
	* bfd/linker.c (_bfd_generic_link_just_syms): Set sec_info_type.

	* bfd/bfd-in.h (discarded_section): Renamed from elf_discarded_section.
	* bfd/section.c (SEC_INFO_TYPE_NONE, SEC_INFO_TYPE_STABS,
	SEC_INFO_TYPE_MERGE, SEC_INFO_TYPE_EH_FRAME,
	SEC_INFO_TYPE_JUST_SYMS): Renamed from corresponding ELF_INFO_TYPE.
	* bfd/elf-eh-frame.c, * bfd/elf-m10200.c, * bfd/elf-m10300.c,
	* bfd/elf.c, * bfd/elf32-arm.c, * bfd/elf32-avr.c, * bfd/elf32-bfin.c,
	* bfd/elf32-cr16.c, * bfd/elf32-cr16c.c, * bfd/elf32-cris.c,
	* bfd/elf32-crx.c, * bfd/elf32-d10v.c, * bfd/elf32-epiphany.c,
	* bfd/elf32-fr30.c, * bfd/elf32-frv.c, * bfd/elf32-h8300.c,
	* bfd/elf32-hppa.c, * bfd/elf32-i370.c, * bfd/elf32-i386.c,
	* bfd/elf32-i860.c, * bfd/elf32-ip2k.c, * bfd/elf32-iq2000.c,
	* bfd/elf32-lm32.c, * bfd/elf32-m32c.c, * bfd/elf32-m32r.c,
	* bfd/elf32-m68hc1x.c, * bfd/elf32-m68k.c, * bfd/elf32-mcore.c,
	* bfd/elf32-mep.c, * bfd/elf32-moxie.c, * bfd/elf32-msp430.c,
	* bfd/elf32-mt.c, * bfd/elf32-openrisc.c, * bfd/elf32-ppc.c,
	* bfd/elf32-rl78.c, * bfd/elf32-rx.c, * bfd/elf32-s390.c,
	* bfd/elf32-score.c, * bfd/elf32-score7.c, * bfd/elf32-sh.c,
	* bfd/elf32-spu.c, * bfd/elf32-tic6x.c, * bfd/elf32-tilepro.c,
	* bfd/elf32-v850.c, * bfd/elf32-vax.c, * bfd/elf32-xc16x.c,
	* bfd/elf32-xstormy16.c, * bfd/elf32-xtensa.c, * bfd/elf64-alpha.c,
	* bfd/elf64-hppa.c, * bfd/elf64-ia64-vms.c, * bfd/elf64-mmix.c,
	* bfd/elf64-ppc.c, * bfd/elf64-s390.c, * bfd/elf64-sh64.c,
	* bfd/elf64-x86-64.c, * bfd/elflink.c, * bfd/elfnn-ia64.c,
	* bfd/elfxx-mips.c, * bfd/elfxx-sparc.c, * bfd/elfxx-tilegx.c,
	* bfd/reloc.c: Update all references.
	* bfd/bfd-in2.h: Regenerate.
ld/
	* ld/ldlang.c (size_input_section): Use sec_info_type rather than
	usrdata->flags.just_syms.
	* ld/ldwrite.c (build_link_order): Likewise.
	* ld/emultempl/hppaelf.em (build_section_lists): Likewise.
	* ld/emultempl/ppc64elf.em (build_toc_list): Likewise.
	* ld/emultempl/armelf.em (build_section_lists): Likewise.
	(after_allocation): Update for renamed sec_info_type value.
	* ld/emultempl/tic6xdsbt.em: Likewise.
2012-04-24 05:12:40 +00:00
Nick Clifton 4841cf0c4c PR binutils/13897
* elf64-ppc.c (opd_entry_value): When dealing with sections
	without relocs, keep the last section loaded in order to avoid
	unnecessary reloads.
2012-04-11 14:16:09 +00:00
Alan Modra 62599110be PR binutils/13894
* elf64-ppc.c (opd_entry_value): Read full symbol table when
	sym hashes unavailable.
2012-03-23 06:41:21 +00:00
Alan Modra 1d7e9d183f * elf-m10300.c (_bfd_mn10300_elf_adjust_dynamic_symbol): Don't error
on zero size dynbss symbol.
	* elf32-arm.c (elf32_arm_adjust_dynamic_symbol): Likewise.
	* elf32-cr16.c (_bfd_cr16_elf_adjust_dynamic_symbol): Likewise.
	* elf32-cris.c (elf_cris_adjust_dynamic_symbol): Likewise.
	* elf32-hppa.c (elf32_hppa_adjust_dynamic_symbol): Likewise.
	* elf32-i370.c (i370_elf_adjust_dynamic_symbol): Likewise.
	* elf32-i386.c (elf_i386_adjust_dynamic_symbol): Likewise.
	* elf32-lm32.c (lm32_elf_adjust_dynamic_symbol): Likewise.
	* elf32-m32r.c (m32r_elf_adjust_dynamic_symbol): Likewise.
	* elf32-m68k.c (elf_m68k_adjust_dynamic_symbol): Likewise.
	* elf32-ppc.c (ppc_elf_adjust_dynamic_symbol): Likewise.
	* elf32-s390.c (elf_s390_adjust_dynamic_symbol): Likewise.
	* elf32-sh.c (sh_elf_adjust_dynamic_symbol): Likewise.
	* elf32-tic6x.c (elf32_tic6x_adjust_dynamic_symbol): Likewise.
	* elf32-tilepro.c (tilepro_elf_adjust_dynamic_symbol): Likewise.
	* elf32-vax.c (elf_vax_adjust_dynamic_symbol): Likewise.
	* elf64-ppc.c (ppc64_elf_adjust_dynamic_symbol): Likewise.
	* elf64-s390.c (elf_s390_adjust_dynamic_symbol): Likewise.
	* elf64-sh64.c (sh64_elf64_adjust_dynamic_symbol): Likewise.
	* elf64-x86-64.c (elf_x86_64_adjust_dynamic_symbol): Likewise.
	* elfxx-sparc.c (_bfd_sparc_elf_adjust_dynamic_symbol): Likewise.
	* elfxx-tilegx.c (tilegx_elf_adjust_dynamic_symbol): Likewise.
2012-03-13 06:04:37 +00:00
Alan Modra ff9e0f5bc8 * elf.c (elf_find_function): Don't use internal_elf_sym.
(_bfd_elf_maybe_function_sym): Likewise.  Replace elf_symbol_type
	parameter with asymbol.
	* elf64-ppc.c (ppc64_elf_maybe_function_sym): Likewise.
	* elf-bfd.h (_bfd_elf_maybe_function_sym): Update prototype.
	(struct elf_backend_data <maybe_function_sym>): Likewise.
2012-02-07 07:04:04 +00:00
Alan Modra 9f296da34f * elf-bfd.h: Formatting.
(struct elf_backend_data): Add "maybe_function_sym".
	(_bfd_elf_maybe_function_sym): Declare.
	* elfxx-target.h (elf_backend_maybe_function_sym): Define.
	(elfNN_bed): Init new field.
	* elf.c (elf_find_function): Use maybe_function_sym.
	(_bfd_elf_maybe_function_sym): New function.
	* elf64-ppc.c (elf_backend_maybe_function_sym): Define.
	(ppc64_elf_maybe_function_sym): New function.
2012-01-23 06:16:38 +00:00
Alan Modra 75cd47ede2 * elf32-ppc.c (ppc_elf_write_core_note <NT_PRPSINFO>): Don't leave
trailing garbage in the note.
	* elf64-ppc.c (ppc64_elf_write_core_note <NT_PRPSINFO>): Likewise.
2012-01-16 22:30:19 +00:00
Alan Modra 794e51c094 bfd/
* elf64-ppc.c: Define more insns used in plt call stubs.
	(ppc64_elf_brtaken_reloc): Assume isa version 2 or above.
	(ppc64_elf_relocate_section): Likewise.
	(enum ppc_stub_type): Add ppc_stub_plt_call_r2save.
	(struct ppc_link_hash_table): Increase size of stub_count array.
	Add plt_stub_align and plt_thread_safe.
	(ALWAYS_USE_FAKE_DEP, ALWAYS_EMIT_R2SAVE): Define.
	(plt_stub_size, plt_stub_pad): New functions.
	(build_plt_stub): Emit barriers for power7 thread safety.  Don't
	emit needless save of r2.
	(build_tls_get_addr_stub): Adjust params.
	(ppc_build_one_stub): Handle ppc_stub_plt_call_r2save and aligning
	plt stubs.  Adjust build_*plt_stub calls.
	(ppc_size_one_stub): Similarly.
	(ppc64_elf_size_stubs): Accept plt_thread_safe and plt_stub_align
	params.  Choose default for plt_thread_safe based on existence of
	calls to thread creation functions.  Modify plt_call to
	plt_call_r2save when no tocsave reloc found.  Align tail of stub
	sections.
	(ppc64_elf_build_stubs): Align tail of stub sections.  Adjust
	output of stub statistics.
	(ppc64_elf_relocate_section): Handle ppc_stub_plt_call_r2save.
	* elf64-ppc.h (ppc64_elf_size_stubs): Update prototype.
ld/
	* emultempl/ppc64elf.em (PARSE_AND_LIST_PROLOGUE,
	PARSE_AND_LIST_LONGOPTS, PARSE_AND_LIST_OPTIONS,
	PARSE_AND_LIST_ARGS_CASES): Handle --{no-,}plt-thread-safe and
	--{no-,}plt-align.
	(plt_thread_safe, plt_stub_align): New vars.
	(gld${EMULATION_NAME}_after_allocation): Pass them to
	ppc64_elf_size_stubs.  Align stub sections according to plt_stub_align.
	* ld.texinfo: Document new command line options, and an old
	undocumented option.
2012-01-11 09:28:45 +00:00
Alan Modra 68ba6d402d PR ld/13470
* elf32-ppc.c (ppc_elf_copy_indirect_symbol): Revert substantive
	change in 2011-07-01 commit.  Comment.
	* elf64-ppc.c (ppc64_elf_copy_indirect_symbol): Likewise.
2011-12-03 00:55:50 +00:00
Alan Modra 7b8e7dad71 * config.bfd: Add vectors for powerpc and powerpc64-freebsd.
* configure.in (TDEFINES): Add rules for powerpc*-freebsd.
	* configure: Regenerate.
	* elf32-ppc.c: Add powerpc-freebsd definitions.
	* elf64-ppc.c: Add powerpc64-freebsd definitions.
	* targets.c: Add bits for powerpc and powerpc64-freebsd.
2011-11-21 13:18:07 +00:00
Alan Modra 560c8763d3 bfd/
* elf64-ppc.c (struct ppc64_elf_obj_tdata): Rename
	ha_relocs_not_using_r2 to unexpected_toc_insn.
	(ok_lo_toc_insn): New function.
	(ppc64_elf_edit_toc): Check insn on lo toc reloc.  Emit warning.
	(ppc64_elf_relocate_section): Don't check insn on lo toc reloc here.
	Handle addic on lo toc reloc.
ld/testsuite/
	* ld-powerpc/powerpc.exp: Expect ld warnings for tocopt test.
	* ld-powerpc/tocopt.out: New file.
2011-11-08 13:06:03 +00:00
Nick Clifton 29942be825 PR ld/13049
* elf64-ppc.c (STUB_SUFFIX): Revert previous delta.
	* elf32-hppa.c (STUB_SUFFIX): Likewise.
2011-10-26 09:47:58 +00:00
Nick Clifton 9553db3cc3 PR ld/13049
* elf32-arm.c (STUB_SUFFIX): Avoid collision with user namespace
	symbol names.
	* elf64-ppc.c (STUB_SUFFIX): Likewise.
	* elf32-hppa.c (STUB_SUFFIX): Likewise.
2011-10-20 16:27:04 +00:00
Alan Modra 1d5316ab67 PR ld/13177
bfd/
	* elflink.c (_bfd_elf_gc_mark_rsec): Set symbol "mark".
	(elf_gc_sweep_symbol): Don't test plt/got refcounts, instead test
	"mark".  Hide undefweak too.  Clear def_regular and ref_regular.
	* elf-m10300.c (mn10300_elf_relocate_section): Ignore unresolved
	reloc errors from garbage-collected code.
	* elf32-arm.c (elf32_arm_relocate_section): Likewise.
	* elf32-bfin.c (bfin_relocate_section): Likewise.
	(bfinfdpic_relocate_section): Likewise.
	* elf32-cris.c (cris_elf_relocate_section): Likewise.
	* elf32-frv.c (elf32_frv_relocate_section): Likewise.
	* elf32-i386.c (elf_i386_relocate_section): Likewise.
	* elf32-m32r.c (m32r_elf_relocate_section): Likewise.
	* elf32-m68k.c (elf_m68k_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-spu.c (spu_elf_relocate_section): Likewise.
	* elf32-tilepro.c (tilepro_elf_relocate_section): Likewise.
	* elf32-xtensa.c (elf_xtensa_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-sh64.c (sh_elf64_relocate_section): Likewise.
	* elf64-x86-64.c (elf_x86_64_relocate_section): Likewise.
	* elfxx-sparc.c (_bfd_sparc_elf_relocate_section): Likewise.
	* elfxx-tilegx.c (tilegx_elf_relocate_section): Likewise.
ld/testsuite/
	* ld-elf/elf.exp: Move test for shared lib support..
	* lib/ld-lib.exp (check_shared_lib_support): ..to here. Add m68hc1*,
	and s/ms1/mt/.
	(check_gc_sections_available): Match hppa*64 not hppa64.  Comment.
	* ld-gc/libpersonality.s: New.
	* ld-gc/personality.s, * ld-gc/personality.d: New.
	* ld-gc/gc.exp: Run personality test.
2011-10-19 07:17:21 +00:00
Alan Modra 4c58e0d815 PR ld/12975
PR ld/13195
	* elf64-ppc.c (ppc64_elf_gc_mark_dynamic_ref): Apply 2011-09-15
	and 2011-09-29 bfd_elf_gc_mark_dynamic_ref_symbol changes here too.
2011-10-17 08:27:45 +00:00
Alan Modra 3b421ab3bc include/elf/
* ppc64.h (R_PPC64_TOCSAVE): Add.
bfd/
	* elf64-ppc.c (ppc64_elf_howto_table): Add R_PPC64_TOCSAVE entry.
	(struct ppc_link_hash_table): Add tocsave_htab.
	(struct tocsave_entry): New.
	(tocsave_htab_hash, tocsave_htab_eq, tocsave_find): New functions.
	(ppc64_elf_link_hash_table_create): Create tocsave_htab..
	(ppc64_elf_link_hash_table_free): ..and delete it.
	(build_plt_stub): Always put STD_R2_40R1 first.
	(ppc64_elf_size_stubs): Check for R_PPC64_TOCSAVE following reloc
	on plt call.  If present add prologue nop location to tocsave_htab.
	(ppc64_elf_relocate_section): Convert prologue nop to std.  Skip
	first insn of plt call stub when R_PPC64_TOCSAVE present.
2011-10-10 13:21:07 +00:00
Alan Modra 9852805258 PR ld/13235
bfd/
	* elf64-ppc.c (struct ppc64_elf_obj_tdata): Add ha_relocs_not_using_r2.
	(ppc64_elf_edit_toc): Check HA relocs.
	(ha_reloc_match): Delete function.
	(ppc64_elf_relocate_section): Remove delayed HA nop optimization.
	Instead do it and low part optimization based on
	ha_relocs_not_using_r2.
ld/testsuite/
	* ld-powerpc/tocopt.d: Update.
	* ld-powerpc/tocopt5.d, * ld-powerpc/tocopt5.s: New test.
	* ld-powerpc/powerpc.exp: Run new test.
2011-09-30 05:11:04 +00:00
Alan Modra 28942f6293 PR ld/13131
* bfd/elf64-ppc.c (adjust_toc_syms): Ensure ppc64_elf_howto_table
	is initialized.
2011-09-07 13:56:09 +00:00
Alan Modra b140b0101b PR ld/13131
* elf64-ppc.c (adjust_toc_syms): Delete redundant code.
	(ppc64_elf_edit_toc): Fix style nit.  Report some details
	on linker failure due to reference in debug or non-alloc
	sections to optimized away toc entry, and don't abort.
2011-09-06 07:41:24 +00:00
Alan Modra af75cb9c9b * elf64-ppc.c (ppc64_elf_edit_toc): Ignore can_optimize bit if
we haven't seen expected -mcmodel=medium/large code relocs.
2011-08-19 08:12:08 +00:00
Alan Modra 8de848d897 * elf64-ppc.c: Prefix all einfo error strings with "%P: ".
* elf32-ppc.c: Likewise.
	(ppc_elf_select_plt_layout): Use einfo rather than info to report
	forced bss-plt.
2011-08-14 08:11:56 +00:00
Alan Modra d969d15f50 bfd/
* elf64-ppc.c (maybe_strip_output): New function.
	(ppc64_elf_size_stubs): Use it to strip .branch_lt and .eh_frame.
ld/testsuite/
	* ld-powerpc/tlsexe.r: Update for stripped .branch_lt.
	* ld-powerpc/tlsexetoc.r: Likewise.
	* ld-powerpc/tlsso.r: Likewise.
	* ld-powerpc/tlstocso.r: Likewise.
2011-08-05 06:22:22 +00:00
Alan Modra c7131b65ce * elf64-ppc.c (build_plt_stub): Correct emitted relocs when no
plt_static_chain.
	(ppc_build_one_stub): Adjust get_relocs call to suit..
	(ppc_size_one_stub): ..and reloc sizing.  Correct plt size corner case.
2011-08-02 04:44:45 +00:00
Alan Modra 58d180e827 bfd/
* elf32-ppc.c: Include dwarf2.h.
	(struct ppc_elf_link_hash_table): Add glink_eh_frame.
	(ppc_elf_create_glink): Create .eh_frame section.
	(glink_eh_frame_cie): New array.
	(ppc_elf_size_dynamic_sections): Size glink_eh_frame.
	(ppc_elf_finish_dynamic_sections): Write glink_eh_frame.
	* elf64-ppc.c: Include dwarg2.h.
	(struct ppc_link_hash_table): Add glink_eh_frame.
	(create_linkage_sections): Create .eh_frame section.
	(ppc64_elf_size_dynamic_sections): Arrange to drop unneeded
	glink_eh_frame.
	(glink_eh_frame_cie): New array.
	(ppc64_elf_size_stubs): Size glink_eh_frame.
	(ppc64_elf_build_stubs): Init glink_eh_frame contents.
	(ppc64_elf_finish_dynamic_sections): Write glink_eh_frame.
ld/
	* emulparams/elf32ppc.sh: Source plt_unwind.sh.
	* emulparams/elf64ppc.sh: Likewise.
	* emultempl/ppc32elf.em (OPTION_NO_TLS_OPT): Adjust.
	(PARSE_AND_LIST_PROLOGUE, PARSE_AND_LIST_LONGOPTS,
	PARSE_AND_LIST_OPTIONS, PARSE_AND_LIST_ARGS_CASES): Append to
	existing values.
	* emultempl/ppc64elf.em (OPTION_STUBGROUP_SIZE): Adjust.
	(PARSE_AND_LIST_PROLOGUE, PARSE_AND_LIST_LONGOPTS,
	PARSE_AND_LIST_OPTIONS, PARSE_AND_LIST_ARGS_CASES): Append to
	existing values.
ld/testsuite/
	* ld-powerpc/powerpc.exp: Use --no-ld-generated-unwind-info
	with some tests.
	* ld-powerpc/relbrlt.d: Likewise.
2011-07-26 01:57:18 +00:00
Alan Modra 9df0ef5fe7 bfd/
* elf64-ppc.c (struct ppc_link_hash_table): Add plt_static_chain.
	(build_plt_stub): Add plt_static_chain param, don't load r11 if false.
	(build_tls_get_addr_stub): Likewise.
	(ppc_build_one_stub): Update calls to above.
	(ppc_size_one_stub): Adjust stub size.
	(ppc64_elf_size_stubs): Add plt_static_chain param, save to htab.
	* elf64-ppc.h (ppc64_elf_size_stubs): Update prototype.
ld/
	* emultempl/ppc64elf.em (plt_static_chain): New var.
	(gld${EMULATION_NAME}_after_allocation): Pass to ppc64_elf_size_stubs.
	(PARSE_AND_LIST_PROLOGUE, PARSE_AND_LIST_LONGOPTS,
	PARSE_AND_LIST_OPTIONS, PARSE_AND_LIST_ARGS_CASES): Handle
	--plt-static-chain and --no-plt-static-chain.
ld/testsuite/
	* ld-powerpc/tlsexe.d, * ld-powerpc/tlsexe.g. *ld-powerpc/tlsexe.r,
	* ld-powerpc/tlsexetoc.d, * ld-powerpc/tlsexetoc.g,
	* ld-powerpc/tlsexetoc.r, * ld-powerpc/tlsso.d,
	* ld-powerpc/tlstocso.d: Update for plt stub change.
2011-07-14 03:28:22 +00:00
Alan Modra c79d668557 * elf32-ppc.c (ppc_elf_copy_indirect_symbol): Don't look at
dyn relocs when called to copy flags for a weak sym.
	* elf64-ppc.c (ppc64_elf_copy_indirect_symbol): Likewise.
	(ppc64_elf_merge_private_bfd_data): Delete.
	(bfd_elf64_bfd_merge_private_bfd_data): Define as
	_bfd_generic_verify_endian_match.
2011-07-01 07:49:08 +00:00
Alan Modra 7686d77de3 * linker.c (bfd_link_hash_traverse): Follow warning symbol link.
(_bfd_generic_link_write_global_symbol, fix_syms): Don't handle
	warning symbols here.
	* elf-m10300.c (elf32_mn10300_finish_hash_table_entry): Likewise.
	* elf32-arm.c (allocate_dynrelocs_for_symbol,
	elf32_arm_readonly_dynrelocs): Likewise.
	* elf32-bfin.c (bfin_discard_copies): Likewise.
	* elf32-cris.c (elf_cris_adjust_gotplt_to_got,
	elf_cris_discard_excess_dso_dynamics,
	elf_cris_discard_excess_program_dynamics): Likewise.
	* elf32-hppa.c (allocate_plt_static, allocate_dynrelocs,
	clobber_millicode_symbols, readonly_dynrelocs): Likewise.
	* elf32-i370.c (i370_elf_adjust_dynindx): Likewise.
	* elf32-i386.c (elf_i386_allocate_dynrelocs,
	elf_i386_readonly_dynrelocs): Likewise.
	* elf32-lm32.c (allocate_dynrelocs, readonly_dynrelocs): Likewise.
	* elf32-m32c.c (m32c_relax_plt_check, m32c_relax_plt_realloc): Likewise.
	* elf32-m32r.c (allocate_dynrelocs, readonly_dynrelocs): Likewise.
	* elf32-m68k.c (elf_m68k_discard_copies): Likewise.
	* elf32-microblaze.c (allocate_dynrelocs): Likewise.
	* elf32-ppc.c (allocate_dynrelocs, maybe_set_textrel): Likewise.
	* elf32-s390.c (allocate_dynrelocs, readonly_dynrelocs): Likewise.
	* elf32-score.c (score_elf_sort_hash_table_f): Likewise.
	* elf32-score7.c (score_elf_sort_hash_table_f): Likewise.
	* elf32-sh.c (allocate_dynrelocs, readonly_dynrelocs): Likewise.
	* elf32-tic6x.c (elf32_tic6x_allocate_dynrelocs,
	elf32_tic6x_readonly_dynrelocs): Likewise.
	* elf32-vax.c (elf_vax_discard_copies): Likewise.
	* elf32-xstormy16.c (xstormy16_relax_plt_check,
	xstormy16_relax_plt_realloc): Likewise.
	* elf32-xtensa.c (elf_xtensa_allocate_dynrelocs): Likewise.
	* elf64-alpha.c (elf64_alpha_output_extsym,
	elf64_alpha_calc_got_offsets_for_symbol,
	elf64_alpha_calc_dynrel_sizes, elf64_alpha_size_rela_got_1): Likewise.
	* elf64-hppa.c (elf64_hppa_mark_exported_functions,
	allocate_global_data_opd, elf64_hppa_mark_milli_and_exported_functions,
	elf_hppa_unmark_useless_dynamic_symbols,
	elf_hppa_remark_useless_dynamic_symbols): Likewise.
	* elf64-ppc.c (ppc64_elf_gc_mark_dynamic_ref, func_desc_adjust,
	adjust_opd_syms, adjust_toc_syms, allocate_dynrelocs,
	readonly_dynrelocs, merge_global_got, reallocate_got,
	undo_symbol_twiddle): Likewise.
	* elf64-s390.c (allocate_dynrelocs, readonly_dynrelocs): Likewise.
	* elf64-sh64.c (sh64_elf64_discard_copies): Likewise.
	* elf64-x86-64.c (elf_x86_64_allocate_dynrelocs,
	elf_x86_64_readonly_dynrelocs): Likewise.
	* elflink.c (elf_link_renumber_hash_table_dynsyms,
	elf_link_renumber_local_hash_table_dynsyms, _bfd_elf_export_symbol,
	_bfd_elf_link_find_version_dependencies,
	_bfd_elf_link_assign_sym_version, _bfd_elf_adjust_dynamic_symbol,
	_bfd_elf_link_sec_merge_syms, elf_adjust_dynstr_offsets,
	elf_collect_hash_codes, elf_collect_gnu_hash_codes,
	elf_renumber_gnu_hash_syms, elf_gc_sweep_symbol,
	elf_gc_propagate_vtable_entries_used,
	elf_gc_smash_unused_vtentry_relocs, bfd_elf_gc_mark_dynamic_ref_symbol,
	elf_gc_allocate_got_offsets): Likewise.
	* elfnn-ia64.c (elfNN_ia64_global_dyn_info_free,
	elfNN_ia64_global_dyn_sym_thunk): Likewise.
	* elfxx-mips.c (mips_elf_check_symbols, mips_elf_output_extsym,
	mips_elf_sort_hash_table_f, allocate_dynrelocs): Likewise.
	* elfxx-sparc.c (allocate_dynrelocs, readonly_dynrelocs): Likewise.
	* i386linux.c (linux_tally_symbols): Likewise.
	* m68klinux.c (linux_tally_symbols): Likewise.
	* sparclinux.c (linux_tally_symbols): Likewise.
	* sunos.c (sunos_scan_dynamic_symbol): Likewise.
	* xcofflink.c (xcoff_post_gc_symbol): Likewise.

	* elflink.c (elf_link_output_extsym): Make it a bfd_hash_traverse
	function.  Update all callers.
	* aoutx.h (aout_link_write_other_symbol): Likewise.
	* pdp11.c (aout_link_write_other_symbol): Likewise.
	* cofflink.c (_bfd_coff_write_global_sym): Likewise.
	* ecoff.c (ecoff_link_write_external): Likewise.
	* xcofflink.c (xcoff_write_global_symbol): Likewise.
	* vms-alpha.c (alpha_vms_link_output_symbol): Likewise.  Handle
	warning symbols.
	* ecoff.c (ecoff_link_hash_traverse): Delete.
	* coff-ppc.c (ppc_bfd_coff_final_link): Use bfd_hash_traverse for
	_bfd_coff_write_global_sym.
	* libcoff-in.h (_bfd_coff_write_global_sym): Update prototype.
	* libcoff.h: Regenerate.
2011-06-13 00:59:15 +00:00
Nick Clifton 582386937d oops - spelling fixes accidentally omitted from previous delta. 2011-06-03 10:11:06 +00:00
Alan Modra 6061a67d14 * elf-bfd.h: Comment typo fix.
* elf32-ppc.c (struct ppc_elf_dyn_relocs): Delete.  Replace with
	struct elf_dyn_relocs throughout.
	* elf64-ppc.c (struct ppc_dyn_relocs): Likewise.
2011-05-23 06:22:51 +00:00
Alan Modra 25f53a85d7 * elf32-frv.c: Use info->callbacks->einfo throughout file in linker
functions rather than warning callback or _bfd_error_handler.
	* elf32-ppc.c: Likewise.
	* elf64-ppc.c: Likewise.
	* elf32-ppc.c (ppc_elf_tls_optimize): Use %H in __tls_get_addr lost
	arg error.
	* elf64-ppc.c (ppc64_elf_tls_optimize): Likewise.
2011-05-23 06:14:21 +00:00
Jan Kratochvil bc989cdc1c bfd/
* elf.c (elfcore_grok_psinfo): Initialize CORE_PID for both native and
	32bit psinfo.
	* elf32-ppc.c (ppc_elf_grok_psinfo): Initialize core_pid.
	* elf64-ppc.c (ppc64_elf_grok_psinfo): Likewise.
2011-05-10 06:13:07 +00:00
Alan Modra 9507a174f5 PR ld/12727
* elf64-ppc.c (ppc_build_one_stub <ppc_sub_plt_call>): Clear
	was_undefined on dot-symbols.
2011-05-04 00:31:41 +00:00
Jan Kratochvil 63524580f8 bfd/
* elf64-ppc.c (ppc64_elf_get_synthetic_symtab): Do not check for
	SEC_LOAD.

gdb/
	Fix convert_code_addr_to_desc_addr for ppc64 files after eu-strip.
	* elfread.c (elf_symfile_read): New variable synth_abfd, pass it to
	bfd_get_synthetic_symtab.
	* jit.c (jit_register_code): Pass NULL to the new parameter parent.
	* machoread.c (macho_add_oso_symfile): Pass main_objfile to the new
	parameter parent, remove the call to add_separate_debug_objfile.
	* solib.c (solib_read_symbols): Pass NULL to the new parameter parent.
	* symfile-mem.c (symbol_file_add_from_memory): Likewise.
	* symfile.c (symbol_file_add_with_addrs_or_offsets): New parameter
	parent, new comment for it, call add_separate_debug_objfile for it.
	(symbol_file_add_separate): Pass objfile as the parameter parent,
	remove the call to add_separate_debug_objfile.
	(symbol_file_add_from_bfd): New parameter parent, pass it.
	(symbol_file_add): Pass NULL to the new parameter parent.
	* symfile.h (symbol_file_add_from_bfd): New parameter parent.

gdb/testsuite/
	* gdb.base/eu-strip-infcall.c: New file.
	* gdb.base/eu-strip-infcall.exp: New file.
2011-04-17 18:38:46 +00:00
Nick Clifton f64b2e8d60 PR 10549
* elf-bfd.h (has_ifunc_symbols): Renamed to has_gnu_symbols.
	(has_gnu_symbols): Renamed from has_ifunc_symbols.
	* elf.c (_bfd_elf_set_osabi): Use new has_gnu_symbols name.
	* elf32-arm.c (elf32_arm_add_symbol_hook): Set has_gnu_symbols
	also if STB_GNU_UNIQUE symbol binding was seen.
	* elf32-i386.c (elf_i386_add_symbol_hook): Likewise.
	* elf32-ppc.c (ppc_elf_add_symbol_hook): Likewise.
	* elf32-sparc.c (elf32_sparc_add_symbol_hook): Likewise.
	* elf64-ppc.c (ppc64_elf_add_symbol_hook): Likewise.
	* elf64-sparc.c (elf64_sparc_add_symbol_hook): Likewise.
	* elf64-x86-64.c (elf_x86_64_add_symbol_hook): Likewise.

	* ld-unique: New directory.
	* ld-unique/unique.exp: New file: Run the UNIQUE tests.
	* ld-unique/unique.s: New test file.
	* ld-unique/unique_empty.s: Likewise.
	* ld-unique/unique_shared.s: Likewise.
2011-04-11 08:13:22 +00:00
Alan Modra 663a1470e1 bfd/
* elf32-ppc.c (ppc_elf_tls_optimize): Catch more cases where
	old-style __tls_get_addr calls without marker relocs don't match
	their arg setup insn one for one.  If such mismatches are found
	report the reloc and don't do any tls optimization.
	* elf64-ppc.c (ppc64_elf_tls_optimize): Likewise.
ld/testsuite/
	* ld-powerpc/tlsmark.s: Delete non-optimizable section.
	* ld-powerpc/tlsmark32.s: Likewise.
	* ld-powerpc/tlsmark.d: Adjust to suit.
	* ld-powerpc/tlsmark32.d: Likewise.
	* ld-powerpc/tlsopt1.d, * ld-powerpc/tlsopt1.s: New.
	* ld-powerpc/tlsopt2.d, * ld-powerpc/tlsopt2.s: New.
	* ld-powerpc/tlsopt3.d, * ld-powerpc/tlsopt3.s: New.
	* ld-powerpc/tlsopt4.d, * ld-powerpc/tlsopt4.s: New.
	* ld-powerpc/tlsopt1_32.d, * ld-powerpc/tlsopt1_32.s: New.
	* ld-powerpc/tlsopt2_32.d, * ld-powerpc/tlsopt2_32.s: New.
	* ld-powerpc/tlsopt3_32.d, * ld-powerpc/tlsopt3_32.s: New.
	* ld-powerpc/tlsopt4_32.d, * ld-powerpc/tlsopt4_32.s: New.
	* ld-powerpc/powerpc.exp: Run new tests.
2011-03-23 15:25:06 +00:00
Alan Modra e11840f950 * elf64-ppc.c (ppc64_elf_relocate_section): Provide section/offset
for LO_DS error message and correct multiple.
2011-03-10 09:26:18 +00:00
Alan Modra aa374f67f7 * elf64-ppc.c (bfd_elf64_bfd_link_just_syms): Define.
(ppc64_elf_link_just_syms): New function.
	(opd_entry_value): Don't assume big-endian host.
	(get_r2off): New function.
	(ppc_build_one_stub, ppc_size_one_stub): Use it here.
2011-03-10 09:11:15 +00:00
Alan Modra 28be611cf8 * elf64-ppc.c (ppc64_elf_edit_toc): Reinstate second read of
toc relocs.  Fuss over free(NULL).
2011-02-15 04:07:43 +00:00
Alan Modra 425b145b6e * elf64-ppc.c (ppc64_elf_edit_toc): Don't free toc relocs until
we are done.  When optimising large toc, check that a global
	symbol on a toc reloc is defined in a kept section.
2011-02-09 08:16:00 +00:00
Alan Modra df22d22333 * elf64-ppc.c (ppc64_elf_edit_toc): Don't segfault on NULL
local_syms when looking for local symbols in .toc.
2011-02-08 02:54:42 +00:00
Alan Modra 6683a28dfa * elf64-ppc.c (ppc64_elf_next_input_section): Use elf_gp value
for toc pointer on any section having makes_toc_func_call set.
	(check_pasted_section): Ensure pasted .init/.fini fragments use
	the same toc if any has makes_toc_func_call set.
2011-01-31 22:38:26 +00:00
Daniel Jacobowitz e4067dbb2a bfd/
* elf-bfd.h (RELOC_AGAINST_DISCARDED_SECTION): Always call
	_bfd_clear_contents.  Pass it the input section.
	* libbfd-in.h (_bfd_clear_contents): Add input_section argument.
	* libbfd.h: Regenerate.
	* reloc.c (_bfd_clear_contents): Take input_section argument.
	Use non-zero for .debug_ranges.
	(bfd_generic_get_relocated_section_conten): Update _bfd_clear_contents
	call.

	* elf32-arm.c (elf32_arm_relocate_section): Use
	RELOC_AGAINST_DISCARDED_SECTION.
	* elf-m10200.c (mn10200_elf_relocate_section): Likewise.
	* elf-m10300.c (mn10300_elf_relocate_section): Likewise.
	* elf32-arm.c (elf32_arm_relocate_section): Likewise.
	* elf32-avr.c (elf32_avr_relocate_section): Likewise.
	* elf32-bfin.c (bfin_relocate_section): Likewise.
	(bfinfdpic_relocate_section): Likewise.
	* elf32-cr16.c (elf32_cr16_relocate_section): Likewise.
	* elf32-cr16c.c (elf32_cr16c_relocate_section): Likewise.
	* elf32-cris.c (cris_elf_relocate_section): Likewise.
	* elf32-crx.c (elf32_crx_relocate_section): Likewise.
	* elf32-d10v.c (elf32_d10v_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-ip2k.c (ip2k_elf_relocate_section): Likewise.
	* elf32-iq2000.c (iq2000_elf_relocate_section): Likewise.
	* elf32-lm32.c (lm32_elf_relocate_section): Likewise.
	* elf32-m32c.c (m32c_elf_relocate_section): Likewise.
	* elf32-m32r.c (m32r_elf_relocate_section): Likewise.
	* elf32-m68hc1x.c (elf32_m68hc11_relocate_section): Likewise.
	* elf32-m68k.c (elf_m68k_relocate_section): Likewise.
	* elf32-mcore.c (mcore_elf_relocate_section): Likewise.
	* elf32-mep.c (mep_elf_relocate_section): Likewise.
	* elf32-moxie.c (moxie_elf_relocate_section): Likewise.
	* elf32-msp430.c (elf32_msp430_relocate_section): Likewise.
	* elf32-mt.c (mt_elf_relocate_section): Likewise.
	* elf32-openrisc.c (openrisc_elf_relocate_section): Likewise.
	* elf32-ppc.c (ppc_elf_relocate_section): Likewise.
	* elf32-rx.c (rx_elf_relocate_section): Likewise.
	* elf32-s390.c (elf_s390_relocate_section): Likewise.
	* elf32-score.c (s3_bfd_score_elf_relocate_section): Likewise.
	* elf32-score7.c (s7_bfd_score_elf_relocate_section): Likewise.
	* elf32-sh.c (sh_elf_relocate_section): Likewise.
	* elf32-spu.c (spu_elf_relocate_section): Likewise.
	* elf32-tic6x.c (elf32_tic6x_relocate_section): Likewise.
	* elf32-v850.c (v850_elf_relocate_section): Likewise.
	* elf32-vax.c (elf_vax_relocate_section): Likewise.
	* elf32-xc16x.c (elf32_xc16x_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_r): Likewise.
	(elf64_alpha_relocate_section): Likewise.
	* elf64-hppa.c (elf64_hppa_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.
	* elfxx-ia64.c (elfNN_ia64_relocate_section): Likewise.
	* elfxx-mips.c (_bfd_mips_elf_relocate_section): Likewise.
	* elfxx-sparc.c (_bfd_sparc_elf_relocate_section): Likewise.

	ld/testsuite/
	* ld-discard/zero-range.d, ld-discard/zero-range.s: New files.
2010-10-25 15:54:16 +00:00
Bernd Schmidt d4730f921a bfd/
* elf-bfd.h (struct bfd_elf_section_reloc_data): New structure.
	(struct bfd_elf_section_data): New members REL and RELA; delete
	members REL_HDR, REL_HDR2, REL_COUNT, REL_COUNT2, REL_IDX,
	REL_IDX2, REL_HASHES.
	(_bfd_elf_init_reloc_shdr): Adjust declaration.
	(_bfd_elf_single_rel_hdr): Declare.
	(RELOC_AGAINST_DISCARDED_SECTION): Use it.
	* elf.c (bfd_section_from_shdr): Adjusted to match changes in
	data structures.
	(_bfd_elf_init_reloc_shdr): New arg RELDATA.  Remove arg REL_HDR.
	All callers changed.  Allocate memory for the Elf_Internal_Shdr
	structure.
	(_bfd_elf_single_rel_hdr): New function.
	(struct fake_section_arg): New structure.
	(elf_fake_section): Expect to see a pointer to it in the third
	argument.  If doing a relocatable link, allocate both REL and RELA
	sections as needed.
	(assign_section_numbers): Adjusted to match changes in
	data structures.
	(_bfd_elf_compute_section_file_positions): Call elf_fake_sections
	with a struct fake_section_args argument.
	* elfcode.h (elf_write_relocs): Adjusted to match changes in
	data structures.
	(elf_slurp_reloc_table): Likewise.
	* elflink.c (_bfd_elf_link_read_relocs): Likewise.
	(_bfd_elf_link_size_reloc_section): Remove arg REL_HDR, replace with
	RELDATA.  Remove argument O.  All callers changed.  Remove code to
	discover the right rel_hdr and count.
	(_bfd_elf_link_output_relocs): Adjusted to match changes in
	data structures.
	(elf_link_adjust_relocs): Remove args REL_HDR, COUNT and REL_HASH;
	replace with RELDATA.  All callers changed.
	(elf_link_input_bfd): Correctly generate rel_hash data when both
	REL and RELA sections are present.
	(elf_reloc_link_order): Adjusted to match changes in
	data structures.
	(bfd_elf_final_link): Simplify code to count relocs.  Free the
	hashes array for both REL and RELA.
	(get_dynamic_reloc_section_name): Use _bfd_elf_single_reloc_hdr
	* elf32-m32r.c (m32r_elf_fake_sections, elf_backend_fake_sections):
	Delete.
	* elf32-tic6x.c (elf32_tic6x_fake_sections, elf_backend_fake_sections):
	Delete.
	(elf32_tic6x_rel_relocation_p): Adjusted to match changes in
	data structures.
 	* elf32-microblaze.c (microblaze_elf_check_relocs): Use
	_bfd_elf_single_rel_hdr.
	* elf32-ppc.c (ppc_elf_relax_section): Likewise.
	* elf32-spu.c (spu_elf_relocate_section): Likewise.
	* elf64-alpha.c (elf64_alpha_relocate_section): Likewise.
	* elf64-hppa.c (get_reloc_section): Likewise.
	* elf64-mips.c (mips_elf64_slurp_reloc_table): Adjusted to match
	changes in data structures.
	(mips_elf64_write_relocs): Use _bfd_elf_single_rel_hdr.
	* elf64-ppc.c (ppc64_elf_edit_opd): Likewise.
	(ppc64_elf_edit_toc): Likewise.
	(get_relocs): Adjusted to match changes in data structures.
	Allocate an Elf_Internal_Shdr structure if necessary.
	(ppc64_elf_finish_dynamic_sections): Use _bfd_elf_single_rel_hdr.
	* elf64-sparc.c (elf64_sparc_slurp_reloc_table): Adjusted to match
	changes in data structures.
	* elfxx-ia64.c (get_reloc_section): Use _bfd_elf_single_rel_hdr.
	* elfxx-mips.c (MIPS_RELOC_RELA_P): Remove macro.
	(mips_elf_rel_relocation_p): Adjusted to match changes in data
	structures.
	(_bfd_mips_elf_relocate_section): Use mips_elf_rel_relocation_p rather
	than MIPS_RELOC_RELOCA_P.
	* elfxx-sparc.c (_bfd_sparc_elf_check_relocs): Use
	_bfd_elf_single_rel_hdr.
	(_bfd_sparc_elf_relocate_section): Likewise.

ld/
	* emultempl/xtensaelf.em (replace_insn_sec_with_prop_sec): Use
	_bfd_elf_single_rel_hdr.
2010-10-04 14:13:10 +00:00
Thomas Schwinge cf35638d43 2010-09-24 Thomas Schwinge <thomas@codesourcery.com>
* elf32-arm.c, elf32-cris.c, elf32-hppa.c, elf32-i370.c, elf32-m32r.c,
	elf32-m68k.c, elf32-microblaze.c, elf32-ppc.c, elf32-score.c,
	elf32-score7.c, elf32-sh.c, elf32-vax.c, elf32-xtensa.c, elf64-alpha.c,
	elf64-hppa.c, elf64-mips.c, elf64-ppc.c, elf64-sparc.c, elfcode.h,
	elflink.c, elfxx-ia64.c, elfxx-mips.c: Use STN_UNDEF when referring to
	the zero symbol index.
2010-09-24 12:14:26 +00:00
H.J. Lu ae95ffa628 Add target_id to elf_backend_data.
2010-08-25  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/11944
	* elf-bfd.h (elf_backend_data): Add target_id.
	(bfd_elf_make_generic_object): Renamed to ...
	(bfd_elf_make_object): This.

	* elf.c (bfd_elf_make_generic_object): Removed.
	(bfd_elf_make_object): New.
	(bfd_elf_mkcorefile): Really treat it as an object file.

	* elf-m10300.c (ELF_TARGET_ID): New.
	* elf32-arm.c (ELF_TARGET_ID): Likewise.
	* elf32-bfin.c (ELF_TARGET_ID): Likewise.
	* elf32-cris.c (ELF_TARGET_ID): Likewise.
	* elf32-frv.c (ELF_TARGET_ID): Likewise.
	* elf32-i386.c (ELF_TARGET_ID): Likewise.
	* elf32-lm32.c (ELF_TARGET_ID): Likewise.
	* elf32-m32r.c (ELF_TARGET_ID): Likewise.
	* elf32-m68hc11.c (ELF_TARGET_ID): Likewise.
	* elf32-m68hc12.c (ELF_TARGET_ID): Likewise.
	* elf32-m68k.c (ELF_TARGET_ID): Likewise.
	* elf32-microblaze.c (ELF_TARGET_ID): Likewise.
	* elf32-ppc.c (ELF_TARGET_ID): Likewise.
	* elf32-s390.c (ELF_TARGET_ID): Likewise.
	* elf32-sh.c (ELF_TARGET_ID): Likewise.
	* elf32-sparc.c (ELF_TARGET_ID): Likewise.
	* elf32-spu.c (ELF_TARGET_ID): Likewise.
	* elf32-tic6x.c (ELF_TARGET_ID): Likewise.
	* elf32-xtensa.c (ELF_TARGET_ID): Likewise.
	* elf64-alpha.c (ELF_TARGET_ID): Likewise.
	* elf64-hppa.c (ELF_TARGET_ID): Likewise.
	* elf64-ppc.c (ELF_TARGET_ID): Likewise.
	* elf64-s390.c (ELF_TARGET_ID): Likewise.
	* elf64-x86-64.c (ELF_TARGET_ID): Likewise.
	* elfxx-ia64.c (ELF_TARGET_ID): Likewise.

	* elf32-hppa.c (elf32_hppa_mkobject): Removed.
	(bfd_elf32_mkobject): Likewise.
	(ELF_TARGET_ID): New.

	* elf32-mips.c (ELF_TARGET_ID): New.
	(bfd_elf32_mkobject): Removed.

	* elf64-mips.c (ELF_TARGET_ID): New.
	(bfd_elf64_mkobject): Removed.

	* elfn32-mips.c (ELF_TARGET_ID): New.
	(bfd_elf32_mkobject): Removed.

	* elfxx-mips.c (_bfd_mips_elf_mkobject): Removed.
	* elfxx-mips.h (_bfd_mips_elf_mkobject): Likewise.

	* elfxx-target.h (bfd_elfNN_mkobject): Default to
	bfd_elf_make_object.
	(ELF_TARGET_ID): New.  Default to GENERIC_ELF_DATA.
	(elfNN_bed): Initialize target_id.
2010-08-25 14:53:45 +00:00
Pedro Alves 261b8d0859 2010-08-18 Pedro Alves <pedro@codesourcery.com>
PR corefile/8210

	bfd/
	* bfd-in2.h: Regenerate.
	* corefile.c (bfd_core_file_pid): New.

	* targets.c (BFD_JUMP_TABLE_CORE): Add NAME##_core_file_pid.
	(struct bfd_target) <_core_file_pid>: New.

	* libbfd-in.h (_bfd_nocore_core_file_pid): Declare.
	* libbfd.c (_bfd_nocore_core_file_pid): New.

	* elf-bfd.h (bfd_elf32_core_file_pid, bfd_elf64_core_file_pid):
	Declare.
	* elfcode.h (elf_core_file_pid): New define.
	* elfcore.h (elf_core_file_pid): New function.

	* elf.c (elfcore_make_pid): Rewrite.
	(elfcore_grok_prstatus): Only set core_pid if not set yet.
	(elfcore_grok_prstatus) [!HAVE_PRSTATUS_T_PR_WHO]: Fallback to
	getting the lwpid from prstat.pr_pid.

	* elf64-x86-64.c (elf64_x86_64_grok_prstatus): Write the LWPID to
	elf_tdata's core_lwpid instead of to core_pid.
	(elf64_x86_64_grok_psinfo): Extract the the main process's PID,
	and store it in elf_tdata's core_pid field.
	* elf32-i386.c (elf_i386_grok_prstatus): Write the LWPID to
	elf_tdata's core_lwpid instead of to core_pid.
	(elf_i386_grok_psinfo): Extract the the main process's PID, and
	store it in elf_tdata's core_pid field.

	* elf32-am33lin.c (elf32_am33lin_grok_prstatus): Write the LWPID
	to elf_tdata's core_lwpid instead of to core_pid.
	* elf32-arm.c (elf32_arm_nabi_grok_prstatus): Write the LWPID to
	elf_tdata's core_lwpid instead of to core_pid.
	* elf32-cris.c (cris_elf_grok_prstatus): Write the LWPID to
	elf_tdata's core_lwpid instead of to core_pid.
	* elf32-frv.c (elf32_frv_grok_prstatus): Write the LWPID to
	elf_tdata's core_lwpid instead of to core_pid.
	* elf32-hppa.c (elf32_hppa_grok_prstatus): Write the LWPID to
	elf_tdata's core_lwpid instead of to core_pid.
	* elf32-mips.c (elf32_mips_grok_prstatus): Write the LWPID to
	elf_tdata's core_lwpid instead of to core_pid.
	* elf32-ppc.c (ppc_elf_grok_prstatus): Write the LWPID to
	elf_tdata's core_lwpid instead of to core_pid.
	* elf32-s390.c (elf_s390_grok_prstatus): Write the LWPID to
	elf_tdata's core_lwpid instead of to core_pid.
	* elf32-score.c (s3_bfd_score_elf_grok_prstatus): Write the LWPID
	to elf_tdata's core_lwpid instead of to core_pid.
	* elf32-score7.c (s7_bfd_score_elf_grok_prstatus): Write the LWPID
	to elf_tdata's core_lwpid instead of to core_pid.
	* elf32-sh.c (elf32_shlin_grok_prstatus): Write the LWPID to
	elf_tdata's core_lwpid instead of to core_pid.
	* elf32-xtensa.c (elf_xtensa_grok_prstatus): Write the LWPID to
	elf_tdata's core_lwpid instead of to core_pid.
	* elf64-hppa.c (elf64_hppa_grok_prstatus): Write the LWPID to
	elf_tdata's core_lwpid instead of to core_pid.
	* elf64-mips.c (elf64_mips_grok_prstatus): Write the LWPID to
	elf_tdata's core_lwpid instead of to core_pid.
	* elf64-ppc.c (ppc64_elf_grok_prstatus): Write the LWPID to
	elf_tdata's core_lwpid instead of to core_pid.
	* elfn32-mips.c (elf32_mips_grok_prstatus): Write the LWPID to
	elf_tdata's core_lwpid instead of to core_pid.

	* plugin.c (bfd_plugin_core_file_pid): New function.
	* aout-target.h (MY_core_file_pid): Define.
	* aout-tic30.c (MY_core_file_pid, MY_core_file_p): New defines.
	* coff-rs6000.c (coff_core_file_pid): New define.
	(rs6000coff_vec, pmac_xcoff_vec): Use BFD_JUMP_TABLE_CORE.
	* coff64-rs6000.c (coff_core_file_pid): New define.
	(rs6000coff64_vec): Use BFD_JUMP_TABLE_CORE.
	(xcoff64_core_file_pid): New define.
	(aix5coff64_vec): Use BFD_JUMP_TABLE_CORE.
	* mach-o-target.c (bfd_mach_o_core_file_pid): New define.
	* aix386-core.c (aix386_core_file_pid): New define.
	* hppabsd-core.c (hppabsd_core_core_file_pid): New define.
	* hpux-core.c (hpux_core_core_file_pid): New define.
	* irix-core.c (irix_core_core_file_pid): New define.
	* lynx-core.c (lynx_core_file_pid): New define.
	* osf-core.c (osf_core_core_file_pid): New define.
	* ptrace-core.c (ptrace_unix_core_file_pid): New define.
	* sco5-core.c (sco5_core_file_pid): New define.
	* xcoff-target.h (coff_core_file_pid): New define.
	* netbsd-core.c (netbsd_core_core_file_pid): New define.

gdb/
2010-08-18  Pedro Alves  <pedro@codesourcery.com>

	PR corefile/8210

	gdb/
	* corelow.c (add_to_thread_list): Don't use
	gdbarch_core_reg_section_encodes_pid.  Use bfd_core_file_pid.
	(get_core_register_section): Don't use
	gdbarch_core_reg_section_encodes_pid.

	* gdbarch.sh (core_reg_section_encodes_pid): Delete.
	* gdbarch.h, gdbarch.c: Regenerate.
	* amd64-sol2-tdep.c (amd64_sol2_init_abi): Don't set
	gdbarch_core_reg_section_encodes_pid.
	* i386-sol2-tdep.c (i386_sol2_init_abi): Ditto.
	* sparc-sol2-tdep.c (sparc32_sol2_init_abi): Ditto.
	* sparc64-sol2-tdep.c (sparc64_sol2_init_abi): Ditto.
2010-08-18 12:24:13 +00:00
Alan Modra d983b7a0c3 * elf64-ppc.c (ha_reloc_match): Allow matches to other than r2.
(ppc64_elf_relocate_section): Nop out high part insn of large toc
	code sequence when the high part of offset is zero.
2010-08-05 14:37:30 +00:00
Alan Modra d62b368413 * elf64-ppc.c (ppc64_elf_edit_toc): Always adjust local syms in
.toc section, even when none are used in relocs.
2010-07-29 07:35:58 +00:00
Alan Modra 726d3ab069 * elf64-ppc.c (ppc64_elf_edit_toc): Use SYMBOL_CALLS_LOCAL rather
than SYMBOL_REFERENCES_LOCAL.
	(ppc64_elf_relocate_section): Likewise.
2010-07-01 09:48:26 +00:00
Alan Modra bddc25c9ca * elf64-ppc.c (ppc64_elf_edit_toc): Keep toc entries for ifuncs. 2010-07-01 04:12:29 +00:00
Alan Modra 6bee8834bf * elf64-ppc.c (get_tls_mask): Don't segfault on NULL elf_section_data.
(group_sections): Likewise.
2010-06-27 08:37:22 +00:00
Alan Modra c7e2358a88 fix set but unused variable warnings 2010-06-27 04:07:55 +00:00
Alan Modra ba761f19f5 include/elf/
* ppc64.h (R_PPC64_LO_DS_OPT): Define.
bfd/
	* elf64-ppc.c (toc_skip_enum): Define.
	(ppc64_elf_edit_toc): Use two low bits of skip array as markers.
	Optimize largetoc sequences.
	(adjust_toc_syms): Update for skip array change.
	(ppc64_elf_relocate_section): Handle R_PPC64_LO_DS_OPT.
ld/
	* emultempl/ppc64elf.em (prelim_size_sections): New function.
	(ppc_before_allocation): Use it.  Size sections before toc edit too.
2010-06-25 05:20:57 +00:00
Alan Modra 854b41e7c1 * elf64-ppc.c (is_static_defined): New function.
(get_tls_mask, ppc_type_of_stub): Use it here.
	(ppc64_elf_edit_opd): Ensure we only attempt to edit ppc64 input.
	(ppc64_elf_tls_setup): Typo fix.
	(adjust_toc_syms): Correctly handle symbols defined past the end
	of the toc.  Move syms on removed entries to next entry rather
	than to start of toc.
	(ppc64_elf_edit_toc): Likewise.  Ensure we only attempt to
	edit ppc64 input.  Allocate one extra word in skip array.
	Honour info->keep_memory when reading relocs if we can.
	Adjust toc relocs after adjusting symbols.
2010-06-25 03:46:04 +00:00
Alan Modra 727ac201d4 * elf64-ppc.c (ppc64_elf_relocate_section): Correct NOP location
when optimizing high got_tlsgd/ld insns.
2010-04-13 04:05:29 +00:00
Alan Modra 9d6ded02f6 * elf64-ppc.c (ppc64_elf_relocate_section): Nop out optimized
TPREL16_HI and TPREL16_HA insns.
2010-03-31 07:53:40 +00:00
Alan Modra 6abec6bce3 PR ld/11375
* elf64-ppc.c (ppc64_elf_relocate_section): Always look up a
	possible stub on branches.
2010-03-26 00:35:57 +00:00
Alan Modra 67f0cbdb6a * elf64-ppc.c (struct ppc_link_hash_table): Add do_toc_opt.
(ppc64_elf_edit_toc): Set it here.
	(ha_reloc_match): New function.
	(ppc64_elf_relocate_section): Optimize bigtoc insn sequences.
2010-03-16 00:40:36 +00:00
Alan Modra 1bbe090216 * elf64-ppc.c (ppc64_elf_has_small_toc_reloc): New function.
* elf64-ppc.h (ppc64_elf_has_small_toc_reloc): Declare.
2010-03-15 01:59:57 +00:00
Alan Modra 70cc837dbe bfd/
PR ld/11378
	* elf64-ppc.h (ppc64_elf_check_init_fini): Declare.
	* elf64-ppc.c (call_check_done): Define.
	(ppc64_elf_add_symbol_hook): Substitute bfd_get_section_name macro.
	(ppc64_elf_check_relocs, ppc64_elf_size_dynamic_sections): Likewise.
	(ppc64_elf_finish_multitoc_partition): Remove unnecessary check.
	(toc_adjusting_stub_needed): Use call_check_done rather than toc_off.
	Simplify return logic.  Iterate over all .init and .fini fragments
	by recursion.  Set makes_toc_func_call here..
	(ppc64_elf_next_input_section): ..rather than here.
	(check_pasted_section, ppc64_elf_check_init_fini): New functions.
ld/
	PR ld/11378
	* emultempl/ppc64elf.em (gld${EMULATION_NAME}_after_allocation): Call
	ppc64_elf_check_init_fini and warn if .init/.fini use different TOCs.
2010-03-14 07:05:36 +00:00
Alan Modra 7b8f66752f PR ld/11375
* elf64-ppc.c (ppc_type_of_stub): Always set *hash to the
	function descriptor symbol if there is one, not just for plt stubs.
	(ppc64_elf_relocate_section): Use fdh on all ppc_get_stub_entry calls.
2010-03-12 22:31:16 +00:00
H.J. Lu c16153aed7 Don't set ELFOSABI_LINUX in dynamic ifunc-using executable.
bfd/

2010-02-18  H.J. Lu  <hongjiu.lu@intel.com>

	* elf32-i386.c (elf_i386_add_symbol_hook): Don't set
	has_ifunc_symbols if the symbol comes from a shared library.
	* elf32-ppc.c (ppc_elf_add_symbol_hook): Likewise.
	* elf32-sparc.c (elf32_sparc_add_symbol_hook): Likewise.
	* elf64-ppc.c (ppc64_elf_add_symbol_hook): Likewise.
	* elf64-sparc.c (elf64_sparc_add_symbol_hook): Likewise.
	* elf64-x86-64.c (elf64_x86_64_add_symbol_hook): Likewise.

ld/testsuite/

2010-02-18  H.J. Lu  <hongjiu.lu@intel.com>

	* ld-ifunc/ifunc.exp: Expect System V OSABI in dynamic
	ifunc-using executable.
2010-02-19 05:07:50 +00:00
Alan Modra 7865406bd6 * elf64-ppc.c (merge_got_entries): Move earlier in file.
(allocate_dynrelocs): Merge got entries here if not doing multi-toc.
	(ppc64_elf_size_dynamic_sections): Similarly merge tlsld_got.
	(ppc64_elf_layout_multitoc): Don't resize if we have already
	merged got entries.
2010-02-09 12:31:01 +00:00
Alan Modra d77c8a4bbe * elf64-ppc.c (has_small_toc_reloc): Don't define.
(makes_toc_func_call, call_check_in_progress): Shuffle flags.
	(struct ppc64_elf_obj_tdata): Add has_small_toc_reloc.  Update
	code setting the flag.
	(ppc64_elf_next_toc_section): Group big-toc sections in
	0x80008000 chunks.
2010-02-09 12:08:19 +00:00
Alan Modra d0fae19df2 * elf64-ppc.c (ppc64_elf_layout_multitoc): Don't merge local got ents. 2010-02-09 11:54:52 +00:00
Alan Modra f961d9dde2 * elf64-ppc.c (struct got_entry): Make tls_type and is_indirect
unsigned char.  Update variables and code using them throughout file.
	(struct ppc_link_hash_entry): Likewise for tls_mask.
2010-02-09 11:35:37 +00:00
Alan Modra 0b8bcf0ddb * elf64-ppc.c (allocate_dynrelocs): Remove unused got structs here..
(ppc64_elf_size_dynamic_sections): ..and here..
	(merge_got_entries): ..rather than here.
2010-02-08 14:09:25 +00:00
Alan Modra 33c0ec9de7 bfd/
* elf64-ppc.c (struct ppc_link_hash_table): Add do_multi_toc.
	(has_small_toc_reloc): Define.
	(ppc64_elf_check_relocs): Set the above flags.
	(ppc64_elf_edit_opd): Delete obfd param.
	(ppc64_elf_tls_optimize): Likewise.
	(ppc64_elf_edit_toc): Likewise.
	(ppc64_elf_tls_setup): Likewise.  Add no_multi_toc param.
	* elf64-ppc.h: Update prototypes.
ld/
	* emultempl/ppc64elf.em (ppc_before_allocation): Update for changed
	function parameters.
2010-02-08 13:50:17 +00:00
Alan Modra b0dddeecc9 * section.c (struct bfd_section): Delete has_tls_reloc,
has_tls_get_addr_call, has_gp_reloc, need_finalize_relax, reloc_done.
	Add sec_flg0 thru sec_flg5.
	(BFD_FAKE_SECTION): Update for changed flags.
	* ecoff.c (bfd_debug_section): Likewise.
	* elf32-ppc.c (has_tls_reloc, has_tls_get_addr_call): Define.
	* elf64-ppc.c (has_tls_reloc, has_tls_get_addr_call): Define.
	(has_toc_reloc, makes_toc_func_call, call_check_in_progress): Update.
	* elf32-xtensa.c (reloc_done): Define.
	* elfxx-ia64.c (skip_relax_pass_0, skip_relax_pass_1): Update.
	* bfd-in2.h: Regenerate.
2010-02-08 13:16:24 +00:00
Nick Clifton 4dfe6ac6fe * elf-bfd.h (emum elf_object_id): Rename to elf_target_id. Add
entries for other architectures.
        (struct elf_link_hash_table): Add hash_table_id field.
        (elf_hash_table_id): New accessor macro.
        * elflink.c (_bfd_elf_link_hash_table_init): Add target_id
        parameter.
        * elf-m10300.c (elf32_mn10300_hash_table): Check table id before
        returning cast pointer.
        (elf32_mn10300_link_hash_table_create): Identify new table as
        containing MN10300 extensions.
        (mn10300_elf_relax_section): Check pointer returned by
        elf32_mn10300_hash_table.
        * elf32-arm.c: Likewise, except using ARM extensions.
        * elf32-avr.c: Likewise, except using AVR extensions.
        * elf32-bfin.c: Likewise, except using BFIN extensions.
        * elf32-cris.c: Likewise, except using CRIS extensions.
        * elf32-frv.c: Likewise, except using FRV extensions.
        * elf32-hppa.c: Likewise, except using HPPA32 extensions.
        * elf32-i386.c: Likewise, except using I386 extensions.
        * elf32-lm32.c: Likewise, except using LM32 extensions.
        * elf32-m32r.c: Likewise, except using M32RM extensions.
        * elf32-m68hc11.c: Likewise, except using M68HC11 extensions.
        * elf32-m68hc1x.c: Likewise, except using M68HC11 extensions.
        * elf32-m68hc1x.h: Likewise, except using M68HC11 extensions.
        * elf32-m68k.c: Likewise, except using M68K extensions.
        * elf32-microblaze.c: Likewise, except using MICROBLAZE extensions.
        * elf32-ppc.c: Likewise, except using PPC32 extensions.
        * elf32-s390.c: Likewise, except using S390 extensions.
        * elf32-sh.c: Likewise, except using SH extensions.
        * elf32-spu.c: Likewise, except using SPU extensions.
        * elf32-xtensa.c: Likewise, except using XTENSA extensions.
        * elf64-alpha.c: Likewise, except using ALPHA extensions.
        * elf64-hppa.c: Likewise, except using HPPA64 extensions.
        * elf64-ppc.c: Likewise, except using PPC64 extensions.
        * elf64-s390.c: Likewise, except using S390 extensions.
        * elf64-x86-64.c: Likewise, except using X86_64 extensions.
        * elfxx-ia64.c: Likewise, except using IA64 extensions.
        * elfxx-mips.c: Likewise, except using MIPS extensions.
        * elfxx-sparc.c: Likewise, except using SPARC extensions.
        * elfxx-sparc.h: Likewise, except using SPARC extensions.
        * elf32-cr16.c (struct elf32_cr16_link_hash_table): Delete
        redundant structure.
        (elf32_cr16_hash_table): Delete unused macro.
        (elf32_cr16_link_hash_traverse): Delete unused macro.
        * elf32-score.c: Likewise.
        * elf32-score7.c: Likewise.
        * elf32-vax.c: Likewise.
        * elf64-sh64.c: Likewise.

        * emultempl/alphaelf.em: Update value expected from elf_object_id.
        * emultempl/hppaelf.em: Likewise.
        * emultempl/mipself.em: Likewise.
        * emultempl/ppc32elf.em: Likewise.
        * emultempl/ppc64elf.em: Likewise.
2010-02-04 09:16:43 +00:00
Alan Modra 927be08ec8 bfd/
* elf64-ppc.c (struct plt_entry): Move earlier in file.
	(struct got_entry): Likewise.  Add is_indirect and got.ent fields.
	(struct ppc64_elf_obj_tdata): Change tlsld_got to be a struct got_entry.
	Update all uses.
	(struct ppc_link_hash_table): Add got_reli_size and second_toc_pass.
	Remove no_multi_toc.
	(update_local_sym_info, ppc64_elf_check_relocs): Clear is_indirect
	when allocating a new struct got_entry.
	(allocate_got): New function, extracted from..
	(allocate_dynrelocs): ..here.  Abort on got entry in non-ppc64 bfd.
	(ppc64_elf_size_dynamic_sections): Track got relocs allocated in
	.reliplt by got_reli_size.  Set owner on ppc64_tlsld_got entries.
	(ppc64_elf_setup_section_lists): Remove output_bfd param and
	no_multi_toc, add add_stub_section and layout_sections_again.  Stash
	new params in htab.  Extract some code to..
	(ppc64_elf_start_multitoc_partition): ..here.  New function.
	(ppc64_elf_next_toc_section): Check for linker script errors.  Handle
	second pass toc scan.
	(merge_got_entries, merge_global_got, reallocate_got): New functions.
	(ppc64_elf_reinit_toc): Rename to..
	(ppc64_elf_finish_multitoc_partition): ..this.
	(ppc64_elf_layout_multitoc): New function.
	(ppc64_elf_size_stubs): Delete output_bfd, add_stub_section and
	layout_sections_again params.
	(ppc64_elf_relocate_section): Handle indirect got entries.
	* elf64-ppc.h: Update prototypes.  Declare new functions.
ld/
	* emultempl/ppc64elf.em (build_toc_list): Report errors from
	ppc64_elf_next_toc_section.
	(after_allocation): Update for changed function names and params.
	Run second pass of multitoc partitioning.
2010-02-03 12:03:35 +00:00
Alan Modra bf102f86b1 PR ld/11217
* elf64-ppc.c (struct ppc_link_hash_table): Add toc_bfd, toc_first_sec.
	(ppc64_elf_setup_section_lists): Init them.
	(ppc64_elf_next_toc_section): Don't partition multi-toc between .got
	and .toc on the same input file.
	(ppc64_elf_relocate_section): Correct GOT entry offset.
2010-01-27 12:44:07 +00:00
Alan Modra 766bc6567a PR ld/11217
* elf64-ppc.c (ppc64_elf_tls_optimize): Optimize tls sequences
	with relocations against undefined weak symbols.
	(ppc64_elf_relocate_section): Don't optimize calls to undefined
	weak functions if the symbol is dynamic.
	(ppc64_elf_relocate_section): Edit tprel tls sequences.
	* elf32-ppc.c (ppc_elf_relocate_section): Likewise.
	(_bfd_elf_ppc_at_tprel_transform): New function.
	* bfd-in.h (_bfd_elf_ppc_at_tprel_transform): Declare.
	* bfd-in2.h: Regenerate.
2010-01-25 06:47:16 +00:00
Alan Modra fb34365b48 PR ld/11133
* elf32-cr16.c (elf32_cr16_gc_mark_hook): Call _bfd_elf_gc_mark_hook.
	* elf32-microblaze.c (microblaze_elf_gc_mark_hook): Likewise.
	* elf64-ppc.c (ppc64_elf_gc_mark_hook): Likewise.
2010-01-08 05:55:10 +00:00
Alan Modra 32ca96409d * elf64-ppc.c: Delete my email address. 2009-12-21 10:21:01 +00:00
Alan Modra 7c6c17221f PR ld/11088
* elf64-ppc.c (ppc64_elf_gc_sweep_hook): Don't abort if symbol
	hiding has nulled out plt.plist.
2009-12-17 00:07:38 +00:00
Nick Clifton 91d6fa6a03 Add -Wshadow to the gcc command line options used when compiling the binutils.
Fix up all warnings generated by the addition of this switch.
2009-12-11 13:42:17 +00:00
Alan Modra f58d5a2ddf PR ld/11047
* elf32-ppc.c (ppc_elf_relocate_section): Delete __tls_get_addr
	symbol reference from relocs belonging to calls that are
	optimized away.
	* elf64-ppc.c (ppc64_elf_relocate_section): Likewise.
2009-12-03 08:31:29 +00:00
Alan Modra 2d0f389600 bfd/
* bfd-in.h (_bfd_elf_ppc_at_tls_transform): Declare.
	* bfd-in2.h: Regenerate.
	* elf64-ppc.c (ppc64_elf_relocate_section): Move code for R_PPC64_TLS
	insn optimisation to..
	* elf32-ppc.c (_bfd_elf_ppc_at_tls_transform): ..here.  New function.
	(ppc_elf_relocate_section): Use it.
gas/
	* config/tc-ppc.c (md_assemble): Report error on invalid @tls operands
	and opcode.
2009-11-18 12:42:52 +00:00
Alan Modra a7f2871e66 include/elf/
* ppc.h (DT_PPC_TLSOPT): Define.
	* ppc64.h (DT_PPC64_TLSOPT): Define.
bfd/
	* elf32-ppc.c (TLS_GET_ADDR_GLINK_SIZE): Define.
	(ADD_3_12_2, BEQLR, CMPWI_11_0, LWZ_11_3, LWZ_12_3): Define.
	(MR_0_3, MR_3_0): Define.
	(struct ppc_elf_link_hash_table): Add no_tls_get_addr_opt.
	(ppc_elf_select_plt_layout): Save emit_stub_syms param earlier.
	(ppc_elf_tls_setup): Add no_tls_get_addr_opt param and save to hash
	table.  Check for presense of __tls_get_addr_opt
	(allocate_dynrelocs): Increase glink entry size for __tls_get_addr.
	(ppc_elf_size_dynamic_sections): Add DT_PPC_TLS_OPT tag.
	(write_glink_stub): Add param p.
	(ppc_elf_relocate_section): Adjust write_glink_stub call.
	(ppc_elf_finish_dynamic_symbol): Emit special glink call stub for
	__tls_get_addr.
	* elf32-ppc.h (ppc_elf_tls_setup): Update prototype.
	* elf64-ppc.c (struct ppc_link_hash_table): Add no_tls_get_addr_opt.
	(ppc64_elf_tls_setup): Add no_tls_get_addr_opt param and save to hash
	table.  Check for presense of __tls_get_addr_opt.
	(ppc64_elf_size_dynamic_sections): Add DT_PPC64_TLS_OPT tag.
	(LD_R11_0R3, LD_R12_0R3, MR_R0_R3, CMPDI_R11_0, ADD_R3_R12_R13,
	BEQLR, MR_R3_R0, MFLR_R11, STD_R11_0R1, BCTRL, LD_R11_0R1,
	LD_R2_0R1, MTLR_R11): Define.
	(build_tls_get_addr_stub): New function.
	(ppc_build_one_stub): Call it.
	(ppc_size_one_stub): Add extra size for __tls_get_addr stub.
	(ppc64_elf_relocate_section): Don't change nop to ld 2,40(1) for
	__tls_get_addr plt call.
	* elf64-ppc.h (ppc64_elf_tls_setup): Update prototype.
binutils/
	* readelf.c (get_ppc_dynamic_type): Add TLSOPT.
	(get_ppc64_dynamic_type): Likewise.
ld/
	* emultempl/ppc32elf.em (no_tls_get_addr_opt): New var.
	(ppc_before_allocation): Pass to ppc_elf_tls_setup.
	(OPTION_NO_TLS_GET_ADDR_OPT): Define.  Redefine other options in
	terms of previous option.
	(PARSE_AND_LIST_LONGOPTS, PARSE_AND_LIST_OPTIONS): Add
	--no-tls-get-addr-optimize.
	(PARSE_AND_LIST_ARGS_CASES): Handle it.
	* emultempl/ppc64elf.em (no_tls_get_addr_opt): New var.
	(ppc_before_allocation): Pass to ppc64_elf_tls_setup.
	(OPTION_NO_TLS_GET_ADDR_OPT): Define.
	(PARSE_AND_LIST_LONGOPTS, PARSE_AND_LIST_OPTIONS): Add
	--no-tls-get-addr-optimize.
	(PARSE_AND_LIST_ARGS_CASES): Handle it.
ld/testsuite/
	* ld-powerpc/tlslib.s: Delete dot-symbol entry syms.  Add
	__tls_get_addr_opt.
	* ld-powerpc/tlslib32.s: Add __tls_get_addr_opt.
	* ld-powerpc/oldtlslib.s: New file, old-abi version of tlslib.s.
	* ld-powerpc/powerpc.exp: Build old-abi library and use it in
	two new link tests.
	* ld-powerpc/tlsexe.d: Update for new __tls_get_addr stub.
	* ld-powerpc/tlsexe.g, * ld-powerpc/tlsexe.r, *ld-powerpc/tlsexe32.d,
	* ld-powerpc/tlsexe32.g, * ld-powerpc/tlsexe32.r,
	* ld-powerpc/tlsexetoc.d, * ld-powerpc/tlsexetoc.g,
	* ld-powerpc/tlsexetoc.r: Likewise.
2009-09-21 11:51:02 +00:00
Alan Modra b31867b61a bfd/
* elf64-ppc.c (follow_link, elf_follow_link, ppc_follow_link): New
	functions.  Use throughout.
	(ppc64_elf_copy_indirect_symbol): Set direct symbol "oh" field
	from indirect symbol.
	(lookup_fdh): Rename from get_fdh.  Follow indirect sym links.
	(add_symbol_adjust): Simplify.
	(defined_code_entry, defined_func_desc): New functions.
	(ppc64_elf_gc_keep): Follow indirect sym links.  Use defined_code_entry.
	(ppc64_elf_gc_mark_dynamic_ref): Use defined_func_desc and
	defined_code_entry to follow indirect sym links.
	(ppc64_elf_gc_mark_hook, func_desc_adjust): Likewise.
	(ppc_type_of_stub): Follow indirect sym links.
	(toc_adjusting_stub_needed): Likewise.
	(ppc_build_one_stub): Likewise.  Make undefined dot-symbols weak
	rather than defining them at stub.
	(ppc64_elf_relocate_section): Rewrite call test to avoid multiple
	assignments in test.
ld/testsuite/
	* ld-powerpc/tlsso.d: Update.
	* ld-powerpc/tlsso.r: Update.
	* ld-powerpc/tlstocso.d: Update.
	* ld-powerpc/tlstocso.r: Update.
2009-09-18 03:30:34 +00:00
Alan Modra 25f231068e * elf32-ppc.c (ppc_elf_check_relocs): Always set up sections
used by indirect function support.  Count dynamic relocs for
	ifunc syms.
	(ppc_elf_adjust_dynamic_symbol): Tweak for ifunc.
	(allocate_dynrelocs): Allocate all non-dynamic ifunc plt entries
	in iplt and their relocs in reliplt.  Don't make ifunc syms
	dynamic.  Allocate got entry relocs for non-dynamic ifunc in
	reliplt.  Handle other dynamic relocs for ifunc.
	(ppc_elf_size_dynamic_sections): Alloc dyn relocs for static
	ifunc in reliplt, likewise relocs for got against local ifunc.
	Typo fix on reliplt size adjust.
	(ppc_elf_relocate_section): Don't use plt scheme of allocating
	relocs 1-1 with entries for iplt, instead just add using
	reloc_count.  Write got relocs and dyn relocs for ifunc to reliplt.
	Error on invalid ifunc dyn relocs.
	(ppc_elf_finish_dynamic_symbol): Adjust for non-dynamic ifunc plt
	in iplt/reliplt.
	* elf64-ppc.c (ppc64_elf_howto_raw): Add R_PPC64_JMP_IREL,
	R_PPC64_REL16, R_PPC64_REL16_LO, R_PPC64_REL16_HI, R_PPC64_REL16_HA.
	(ppc64_elf_reloc_type_lookup): Handle new relocs.
	(ppc64_elf_check_relocs): Likewise.  Count dyn relocs for ifunc.
	(allocate_dynrelocs): As for elf32-ppc.c above.
	(ppc64_elf_size_dynamic_sections): Likewise.
	(ppc_build_one_stub): Put non-dynamic ifunc plt call stubs in iplt,
	and their relocs in reliplt.  Use R_PPC64_JMP_IREL.
	(ppc_size_one_stub): Similarly.
	(ppc64_elf_relocate_section): As for elf32-ppc.c above.  Handle new
	relocs too.
	(ppc64_elf_finish_dynamic_symbol): As for elf32-ppc.c above.
2009-07-29 14:56:38 +00:00
Alan Modra e054468f6c STT_GNU_IFUNC support for PowerPC. 2009-07-10 12:19:58 +00:00
Alan Modra 983bddc852 * elf64-ppc.c (ppc64_elf_edit_opd): Avoid gcc warning. 2009-06-22 00:00:32 +00:00
Alan Modra 87d72d41b0 * elf-bfd.h (struct sym_sec_cache): Delete.
(struct sym_cache): New.
	(bfd_section_from_r_symndx): Delete prototype.
	(bfd_sym_from_r_symndx): Define prototype.
	* elf.c (bfd_section_from_r_symndx): Delete, replace with..
	(bfd_sym_from_r_symndx): ..new function.
	* elf32-arm.c: Update all uses of struct sym_sec_cache and
	bfd_section_from_r_symndx to new struct and function.
	* elf32-bfin.c: Likewise.
	* elf32-hppa.c: Likewise.
	* elf32-i386.c: Likewise.
	* elf32-m32r.c: Likewise.
	* elf32-m68hc1x.c: Likewise.
	* elf32-m68hc1x.h: Likewise.
	* elf32-m68k.c: Likewise.
	* elf32-ppc.c: Likewise.
	* elf32-s390.c: Likewise.
	* elf32-sh.c: Likewise.
	* elf64-ppc.c: Likewise.
	* elf64-s390.c: Likewise.
	* elf64-x86-64.c: Likewise.
	* elfxx-sparc.c: Likewise.
	* elfxx-sparc.h: Likewise.
2009-06-18 14:18:29 +00:00
Alan Modra 6e0b88f1b8 * elf-bfd.h (struct elf_backend_data
<elf_backend_link_output_symbol_hook>): Return an int.
	* elf64-ppc.c (ppc64_elf_output_symbol_hook): Return 2 to drop
	symbols on deleted .opd entries.
	* elflink.c (elf_link_output_sym): Return without outputting sym
	if output_symbol_hook returns 2.
	(elf_link_output_extsym): Don't assign h->indx when symbol discarded.
	Abort if we must not discard sym.
	(elf_link_input_bfd): Similarly, don't set finfo->indices for
	local syms.
	(bfd_elf_final_link): Adjust elf_link_output_sym calls.
	* elf-vxworks.c (elf_vxworks_link_output_symbol_hook): Adjust for
	elf_backend_link_output_symbol_hook return type change.
	* elf32-arm.c (output_arch_syminfo): Likewise.
	(elf32_arm_output_map_sym, elf32_arm_output_stub_sym): Likewise.
	(elf32_arm_output_arch_local_syms): Likewise.
	* elf32-cr16c.c (elf32_cr16c_link_output_symbol_hook): Likewise.
	* elf32-score.c (s3_bfd_score_elf_link_output_symbol_hook): Likewise.
	(bfd_score_elf_link_output_symbol_hook): Likewise.
	* elf32-score.h (s7_bfd_score_elf_link_output_symbol_hook): Likewise.
	* elf32-score7.c (s7_bfd_score_elf_link_output_symbol_hook): Likewise.
	* elf32-sh64.c (sh64_elf_link_output_symbol_hook): Likewise.
	* elf32-spu.c (spu_elf_output_symbol_hook): Likewise.
	* elf32-v850.c (v850_elf_link_output_symbol_hook): Likewise.
	* elf64-hppa.c (elf64_hppa_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.
	* elf64-sparc.c (elf64_sparc_output_arch_syms): Likewise.
	* elfxx-mips.c (_bfd_mips_elf_link_output_symbol_hook): Likewise.
	* elfxx-mips.h (_bfd_mips_elf_link_output_symbol_hook): Likewise.
2009-05-21 14:15:50 +00:00
Alan Modra 5ef11c0214 * elf64-ppc.c (ppc64_elf_get_synthetic_symtab): Don't segfault on
out of range .opd symbols.
2009-05-21 13:49:11 +00:00