Commit Graph

13 Commits

Author SHA1 Message Date
Alan Modra 016687f8ba bfd/
* elf32-ppc.h (ppc_elf_select_plt_layout): Update prototype.
	(enum ppc_elf_plt_type): Move from..
	* elf32-ppc.c: ..here.
	(struct ppc_elf_obj_tdata): Add makes_plt_call and has_rel16.
	(struct ppc_elf_link_hash_table): Reorder.  Add old_bfd.  Delete
	can_use_new_plt.  Make is_vxworks a bitfield.
	(ppc_elf_link_hash_table_create): Don't clear is_vxworks (again).
	(ppc_elf_check_relocs): Update setting of reloc flags.  Set old_bfd.
	(ppc_elf_select_plt_layout): Modify parameters.  Use bfd reloc
	flags to better detect object files needing old bss-style plt.
	Allow secure plt to be used without rel16 relocs being detected.
	Warn if secure plt request cannot be allowed.
ld/
	* emultempl/ppc32elf.em (plt_style): New variable.
	(old_plt): Delete.
	(ppc_after_open): Adjust ppc_elf_select_plt_layout call.
	(PARSE_AND_LIST_PROLOGUE): Define OPTION_NEW_PLT, renumber
	OPTION_OLD_PLT, OPTION_OLD_GOT and OPTION_STUBSYMS.
	(PARSE_AND_LIST_LONGOPTS, PARSE_AND_LIST_OPTIONS): Add secure-plt.
	(PARSE_AND_LIST_ARGS_CASES): Handle OPTION_NEW_PLT.
	* ld.texinfo (--secure-plt): Document.
2007-05-11 06:39:05 +00:00
Alan Modra dc27aea4b8 * Makefile.am: Add dependency on ldemul-list.h for powerpc and
spu target emul files.
	* configure.in: Check for mkstemp and waitpid.
	* Makefile.in: Regenerate.
	* configure: Regenerate.
	* config.in: Regenerate.
	* ldlang.c (input_file_chain): Make global.
	(lang_add_input_file): Don't set lang_has_input_file here.
	* ldlang.h (input_file_chain): Declare.
	* emultempl/ppc32elf.em (ppc_recognized_file): New function.
	(LDEMUL_RECOGNIZED_FILE): Define.
	* emultempl/ppc64elf.em (ppc64_recognized_file): New function.
	(LDEMUL_RECOGNIZED_FILE): Define.
	* emultempl/spuelf.em (struct tflist): New.
	(tmp_file_list): New var.
2007-03-26 11:10:44 +00:00
Alan Modra 0ba079102f bfd/
* elf32-ppc.c (struct ppc_elf_link_hash_table): Add emit_stub_syms.
	(ppc_elf_select_plt_layout): Add emit_stub_syms param, save to htab.
	(add_stub_sym): New function.
	(allocate_dynrelocs): Call add_stub_sym.
	(ppc_elf_size_dynamic_sections): Emit __glink and __glink_PLTresolve
	when emit_stub_syms.
	* elf32-ppc.h (ppc_elf_select_plt_layout): Update prototype.
ld/
	* emultempl/ppc32elf.em (emit_stub_syms): New var.
	(ppc_after_open): Pass it to ppc_elf_select_plt_layout.
	(PARSE_AND_LIST_PROLOGUE <OPTION_STUBSYMS>): Define.
	(PARSE_AND_LIST_LONGOPTS): Add emit-stub-syms.
	(PARSE_AND_LIST_OPTIONS): Describe emit-stub-syms.
	(PARSE_AND_LIST_OPTIONS): Handle it.
2005-12-08 11:41:12 +00:00
Alan Modra 046183de0e bfd/
* elf32-ppc.c (struct elf_linker_section): Replace sym_val field
	with sym.
	(ppc_elf_relocate_section): Adjust for above.
	(create_sdata_sym): New function.
	(ppc_elf_create_linker_section): Call it.
	(ppc_elf_check_relocs): Correct has_sda_refs and non_got_refs.
	Create sdata syms for all SDA relocs.
	(ppc_elf_adjust_dynamic_symbol): Don't special case _SDA_BASE_
	and _SDA2_BASE_.
	(ppc_elf_set_sdata_syms): Delete.
	* elflink.c (bfd_elf_size_dynamic_sections): Don't create DT_INIT
	and DT_FINI tags unless associated section has input.
	(bfd_elf_set_symbol, _bfd_elf_provide_symbol): Delete.
	(_bfd_elf_provide_section_bound_symbols): Delete.
	* bfd-in.h (_bfd_elf_provide_symbol): Delete.
	(_bfd_elf_provide_section_bound_symbols): Delete.
	* bfd-in2.h: Regenerate.
ld/
	* ldemul.c (ldemul_do_assignments, do_assignments_default): Delete.
	* ldemul.h (ldemul_do_assignments, do_assignments_default): Delete.
	(struct ld_emulation_xfer_struct): Remove do_assignments field.
	* ldlang.c (lang_do_assignments): Don't call ldemul_do_assignments.
	* emulparams/elf32ppc.sh (SDATA_START_SYMBOLS): New.
	(SDATA2_START_SYMBOLS, SBSS_START_SYMBOLS, SBSS_END_SYMBOLS): New.
	* emultempl/aix.em (ld_*_emulation): Delete do_assignments init.
	* emultempl/armcoff.em: Likewise.
	* emultempl/beos.em: Likewise.
	* emultempl/generic.em: Likewise.
	* emultempl/gld960.em: Likewise.
	* emultempl/gld960c.em: Likewise.
	* emultempl/linux.em: Likewise.
	* emultempl/lnk960.em: Likewise.
	* emultempl/m68kcoff.em: Likewise.
	* emultempl/pe.em: Likewise.
	* emultempl/sunos.em: Likewise.
	* emultempl/ticoff.em: Likewise.
	* emultempl/vanilla.em: Likewise.
	* emultempl/elf32.em: Likewise.
	(gld*_provide_bound_symbols): Delete.
	(gld*_provide_init_fini_syms): Delete.
	(gld*_before_allocation): Don't call ldemul_do_assignments.
	* emultempl/ppc32elf.em (ppc_do_assignments): Delete.
	(LDEMUL_DO_ASSIGNMENTS): Delete.
	* scripttempl/elf.sc: Provide init/fini syms.  Add SBSS_START_SYMBOLS,
	SBSS_END_SYMBOLS, SDATA2_START_SYMBOLS.
2005-08-04 06:22:14 +00:00
Alan Modra 42fa7765a2 bfd/
* elf32-ppc.c (ppc_elf_set_sdata_syms): Return void.  Remove hack
	for zero size sections.  Don't set .sbss syms here.
	* elf32-ppc.h (ppc_elf_set_sdata_syms): Adjust prototype.
ld/
	* emultempl/elf32.em (gld*_provide_init_fini_syms): Prototype.
	(gld*_before_allocation): Call ldemul_do_assignments rather than
	gld*_provide_init_fini_syms directly.
	* emultempl/ppc32elf.em (gld*_after_allocation): Delete.
	(ppc_do_assignments): New function.
	(LDEMUL_AFTER_ALLOCATION): Don't define.
	(LDEMUL_DO_ASSIGNMENTS): Define.
2005-07-16 03:30:24 +00:00
Paul Brook 9d8504b17f 2005-05-07 Paul Brook <paul@codesourcery.com>
bfd/
	* config.bfd: Add separate case for ppc-vxworks.
	* configure: Regenerate.
	* configure.in: Include elf-vxworks.lo on ppc targets.
	* elf-vxworks.c (elf_vxworks_final_write_processing): Handle
	.rela.plt.unloaded.
	* elf32-ppc.c: Add VxWorks target vec.	Include elf-vxworks.h.
	(PLT_ENTRY_SIZE, PLT_INITIAL_ENTRY_SIZE, PLT_SLOT_SIZE): Remove.
	(VXWORKS_PLT_ENTRY_SIZE, ppc_elf_vxworks_plt_entry,
	ppc_elf_vxworks_pic_plt_entry, VXWORKS_PLT_INITIAL_ENTRY_SIZE,
	ppc_elf_vxworks_plt0_entry, ppc_elf_vxworks_pic_plt0_entry,
	VXWORKS_PLT_NON_JMP_SLOT_RELOCS, VXWORKS_PLTRESOLVE_RELOCS,
	VXWORKS_PLTRESOLVE_RELOCS_SHLIB): New.
	(ppc_elf_link_hash_table): Add srelplt2, sgotplt, hgot, hplt,
	is_vxworks, plt_entry_size, plt_slot_size, plt_initial_entry_size.
	(ppc_elf_link_hash_table_create): Initialize hadtab plt fields.
	(ppc_elf_create_got): Create .got.plt for VxWorks.
	(ppc_elf_create_dynamic_sections): Create unloaded plt relocation
	section for VxWorks.
	(ppc_elf_select_plt_layout): Handle VxWorks plt format.
	(allocate_got): VxWorks does not need a got header.
	(allocate_dynrelocs): Handle VxWorks plt format.
	(ppc_elf_size_dynamic_sections): Save _G_O_T_ and _P_L_T_ symbols for
	VxWorks.  Handle VxWorks plt/got.
	(ppc_elf_finish_dynamic_sections): Fill in VxWorks plt.
	(ppc_elf_vxworks_special_sections): New.
	(ppc_elf_vxworks_link_hash_table_create,
	ppc_elf_vxworks_add_symbol_hook,
	elf_i386_vxworks_link_output_symbol_hook,
	ppc_elf_vxworks_final_write_processing): New functions.
	* targets.c (bfd_elf32_powerpc_vxworks_vec): Declare.
	(_bfd_target_vector): Use it.
gas/
	* config/tc-ppc.c (ppc_target_format): Add VxWorks.
gas/testsuite/
	* gas/ppc/altivec.d: Match all powerpc target vecs.
	* gas/ppc/booke.d: Ditto.
	* gas/ppc/e500.d: Ditto.
ld/
	* Makefile.am (ALL_EMULATIONS): Add eelf32ppcvxworks.o.
	(eelf32ppcvxworks.o): Add dependencies.
	* Makefile.in: Regenerate.
	* configure.tgt: Add entry for powerpc-vxworks.
	* emulparams/elf32-ppc.c: Mention elf32ppcvxworks.sh in comment.
	* emulparams/elf32ppcvxworks.sh: New file.
	* emultempl/ppc32elf.em (bfd_elf32_powerpc_vxworks_vec): Declare.
	(is_ppc_elf32_vec): New function.
	(ppc_after_open, ppc_before_allocation,
	gld${EMULATION_NAME}_after_allocation): Use it.
2005-07-05 13:25:56 +00:00
Alan Modra 61f8ebf259 * emultempl/ppc32elf.em (after_allocation): Don't call
ppc_elf_set_sdata_syms when relocatable.
2005-05-24 00:27:58 +00:00
Nick Clifton 75be928bd2 Update FSF addresses 2005-05-12 07:32:09 +00:00
Alan Modra 0cf7d72c50 * ldgram.y: Add SPECIAL token.
(sect_constraint): Handle SPECIAL.
	* ldlang.c (lang_output_section_find_1): Don't match SPECIAL.
	(map_input_to_output_sections): Likewise.
	* ldlex.l (SPECIAL): Define.
	* emulparams/elf32ppc.sh (DATA_GOT, SDATA_GOT, SEPARATE_GOTPLT,
	GOT, PLT, GOTPLT): Define.
	* emultempl/ppc32elf.em (old_plt, old_got): New static vars.
	(ppc_after_open): New function.
	(PARSE_AND_LIST_PROLOGUE): Define OPTION_OLD_LPT and OPTION_OLD_GOT.
	(PARSE_AND_LIST_LONGOPTS): Add "bss-plt" and "sdata-got".
	(PARSE_AND_LIST_OPTIONS): Document them.
	(PARSE_AND_LIST_ARGS_CASES): Handle them.
	(LDEMUL_AFTER_OPEN): Define.
	* scripttempl/elf.sc (PLT): Don't override existing define.
	(DATA_GOT, SDATA_GOT): Define and use to enable alternate got
	placement rather than using NO_SMALL_DATA.  Emit GOTPLT for RELRO_NOW.
2005-05-11 14:10:10 +00:00
Alan Modra c9a2f3330b bfd/
* elf32-ppc.c (struct elf_linker_section): Remove sym_hash and
	sym_offset.  Add name, bss_name, sym_name, sym_val.
	(struct ppc_elf_link_hash_table): Remove sdata and sdata2 pointers.
	Add sdata array of elf_linker_section_t.
	(ppc_elf_link_hash_table_create): Set name, sym_name, and bss_name.
	(enum elf_linker_section_enum): Delete.
	(ppc_elf_create_linker_section): Rewrite.  Don't create syms here.
	(ppc_elf_check_relocs): Delay ppc_elf_create_linker_section until
	the special sections are needed.  Adjust htab->sdata refs.
	Ensure dynobj is set in sreloc code.
	(ppc_elf_size_dynamic_sections): Strip sdata sections.
	(ppc_elf_set_sdata_syms): New function.
	(elf_finish_pointer_linker_section): Use 0x8000 for sym_offset.
	(ppc_elf_relocate_section): Adjust references to htab->sdata.  Use
	sym_val instead of sym_hash.
	* elf32-ppc.h (ppc_elf_set_sdata_syms): Declare.
ld/
	* emultempl/ppc32elf.em (gld${EMULATION_NAME}_after_allocation): New
	function.
	(LDEMUL_AFTER_ALLOCATION): Define.
2005-03-21 13:23:15 +00:00
Alan Modra 7e5d8d48ed * emultempl/ppc32elf.em: Convert to C90. 2003-06-24 14:04:29 +00:00
Alan Modra 3bcf55573d * ldemul.c (ldemul_add_options, ldemul_handle_option): New functions.
(ldemul_parse_args): Return bfd_boolean.  Formatting.
	* ldemul.h (ldemul_add_options, ldemul_handle_option): Declare.
	(ldemul_parse_args): Adjust.
	(struct ld_emulation_xfer_struct): Add add_options and handle_option.
	Return bfd_boolean from parse_args.
	* lexsup.c (parse_args): Malloc shortopts, longopts and
	really_longopts.  Call ldemul_add_options and ldemul_handle_option.
	* emultempl/aix.em (gld${EMULATION_NAME}_add_options): Split out from
	gld${EMULATION_NAME}_parse_args.
	(gld${EMULATION_NAME}_handle_option): Likewise.
	(ld_${EMULATION_NAME}_emulation): Adjust initializer.
	* emultempl/armcoff.em: As for aix.em, but remove parse_args.
	* emultempl/beos.em: Likewise.
	* emultempl/pe.em: Likewise.
	* emultempl/ticoff.em: Likewise.
	* emultempl/elf32.em: Likewise.  Don't duplicate long options either.
	(gld${EMULATION_NAME}_add_sysroot): Prototype.
	* emultempl/armelf.em (PARSE_AND_LIST_LONGOPTS): Don't duplicate
	options.
	* emultempl/hppaelf.em (PARSE_AND_LIST_LONGOPTS): Likewise.
	* emultempl/ppc32elf.em (PARSE_AND_LIST_LONGOPTS): Likewise.
	* emultempl/ppc64elf.em (PARSE_AND_LIST_LONGOPTS): Likewise.
	* emultempl/armelf_oabi.em (ld_${EMULATION_NAME}_emulation): Adjust
	initializer.
	* emultempl/generic.em: Likewise.
	* emultempl/gld960.em: Likewise.
	* emultempl/gld960c.em: Likewise.
	* emultempl/linux.em: Likewise.
	* emultempl/lnk960.em: Likewise.
	* emultempl/m68kcoff.em: Likewise.
	* emultempl/mipsecoff.em: Likewise.
	* emultempl/sunos.em: Likewise.
	* emultempl/vanilla.em: Likewise.
	* emultempl/netbsd.em (gldnetbsd_before_parse): Prototype.
2003-02-28 01:32:31 +00:00
Alan Modra f9e6bfa8dc * emultempl/ppc32elf.em: New file.
* emulparams/elf32ppc.sh (EXTRA_EM_FILE): Define.
	* Makefile.am (eelf32lppc.c): Depend on emultempl/ppc32elf.em.
	(eelf32lppcnto.c): Likewise.
	(eelf32lppcsim.c): Likewise.
	(eelf32ppcnto.c): Likewise.
	(eelf32ppc.c): Likewise.
	(eelf32ppc_fbsd.c): Likewise.
	(eelf32ppcsim.c): Likewise.
	(eelf32ppclinux.c): Likewise.
2003-02-18 06:05:07 +00:00