Commit graph

16 commits

Author SHA1 Message Date
H.J. Lu
75ff45898c bfd/
2005-05-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR 797
	* elf32-i386.c (elf_i386_size_dynamic_sections): Also remove
	empty sdynbss section.
	* elf64-x86-64.c (elf64_x86_64_size_dynamic_sections): Likewise.

ld/

2005-05-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR 797
	* ldexp.c (exp_fold_tree_1): Renamed from exp_fold_tree and
	take take a bfd_boolean, mark_used. Ignore assert failure if
	mark_used is TRUE.
	(exp_fold_tree) Call exp_fold_tree_1 with mark_used == FALSE.
	(exp_fold_tree_no_dot): Updated to take a bfd_boolean,
	mark_used and pass down.
	(fold_unary): Likewise.
	(fold_binary): Likewise.
	(fold_trinary): Likewise.
	(exp_binop): Add FALSE to call to exp_fold_tree_no_dot.
	(exp_trinop): Likewise.
	(exp_unop): Likewise.
	(exp_nameop): Likewise.
	(exp_get_vma): Likewise.
	(exp_get_fill): Likewise.
	(exp_get_abs_int): Likewise.
	(fold_name): Likewise. Set SEC_KEEP in output section flags.
	(exp_mark_used_section): New.

	* ldexp.h (exp_mark_used_section): New.

	* ldlang.c (lang_output_section_statement_lookup_1): Set the
	ignored field to FALSE.
	(lang_mark_used_section_1): New.
	(lang_mark_used_section): Call lang_mark_used_section_1.
	(strip_excluded_output_sections): Call lang_mark_used_section
	and check for unused sections.
	(lang_size_sections_1): Skip an output section if it should
	be ignored.
	(lang_do_assignments_1): Likewise.
	(lang_process): Don't call lang_mark_used_section here.

	* ldlang.h (lang_output_section_statement_type): Change
	all_input_readonly to bitfield. Add ignored.

ld/testsuite/

2005-05-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR 797
	* empty-aligned.d: New file.
	* empty-aligned.exp: Likewise.
	* empty-aligned.s: Likewise.
	* empty-aligned.t: Likewise.
2005-05-17 16:43:02 +00:00
Nick Clifton
75be928bd2 Update FSF addresses 2005-05-12 07:32:09 +00:00
Jakub Jelinek
e3070fef41 * ldexp.h (exp_data_seg): Add min_base and maxpagesize fields.
* ldexp.c (fold_binary) <case DATA_SEGMENT_ALIGN>: Initialize them.
	* ldlang.c (lang_size_sections): Use them to avoid wasting virtual
	address space at DATA_SEGMENT_ALIGN.  Fix computation of expected
	PT_GNU_RELRO segment end.
2004-12-17 15:50:02 +00:00
Mark Mitchell
ba916c8af2 * Makefile.in (earmsymbian.c): Depend on armbpabi.sc, not elf.sc.
* ldexp.h (segment_type): New type.
	(segments): New variable.
	* ldexp.c (segments): New variable.
	(exp_print_token): Handle SEGMENT_START.
	(fold_binary): Likewise.
	* ldgram.y (SEGMENT_START): Declare it as a token.
	(exp): Handle SEGMENT_START.
	* ldlang.h (lang_address_statement_type): Add segment field.
	(lang_section_start): Change prototype.
	* ldlang.c (map_input_to_output_sections): Do not process section
	assignments if a corresponding SEGMENT_START has already been
	seen.
	(lang_section_start): Add segment parameter.
	* ldlex.l (SEGMENT_START): Add it.
	* lexsup.c (seg_segment_start): New function.
	(parse_args): Use it for -Tbss, -Tdata, and -Ttext.
	* ld.texinfo (SEGMENT_START): Document it.
	* emulparams/armsymbian.sh (EMBEDDED): Set it.
	* scripttempl/armbpabi.sc: Use SEGMENT_START to control segment
	base addresses.  Do not map relocations.
	* NEWS: Mention SEGMENT_START.
2004-10-26 18:41:52 +00:00
Jakub Jelinek
8c37241be3 bfd/
* elflink.c (elf_bfd_final_link): Don't output STT_SECTION symbol
	into .dynsym if elf_section_data (sec)->dynindx <= 0.
	Adjust counting of last_local.
	(_bfd_elf_link_renumber_dynsyms): Don't assign dynindx to sections
	other than SHT_PROGBITS/SHT_NOBITS and neither for .got/.got.plt/.plt
	created by the linker nor !SHF_ALLOC.

	* elf32-i386.c (elf_i386_finish_dynamic_sections): Point
	DT_PLTGOT to the start of the .got.plt section instead of the
	.got output section.  Set sh_entsize for .got section in addition
	to .got.plt.
	(elf_i386_relocate_section): Don't assume _GLOBAL_OFFSET_TABLE_
	is at sgot->output_section->vma.
	* elf64-x86-64.c (elf64_x86_64_finish_dynamic_sections): Point
	DT_PLTGOT to the start of the .got.plt section instead of the
	.got output section.
	(elf64_x86_64_relocate_section): Don't assume _GLOBAL_OFFSET_TABLE_
	is at sgot->output_section->vma.  Set sh_entsize for .got section
	in addition to .got.plt.
	* elf.c (_bfd_elf_print_private_bfd_data): Handle PT_GNU_RELRO.
	(bfd_section_from_phdr): Likewise.
	(map_sections_to_segments): Likewise.
	(assign_file_positions_for_segments): Likewise.
	(get_program_header_size): Likewise.
	* elflink.c (bfd_elf_size_dynamic_sections): Set
	elf_tdata (output_bfd)->relro from info->relro.
	* elf-bfd.h (struct elf_obj_tdata): Add relro field.
include/
	* bfdlink.h (struct bfd_link_info): Add relro, relro_start and
	relro_end fields.
	* elf/common.h (PT_GNU_EH_FRAME, PT_GNU_STACK): Add comments.
	(PT_GNU_RELRO): Define.
binutils/
	* readelf.c (get_segment_type): Handle PT_GNU_RELRO.
ld/
	* genscripts.sh: Generate -z combreloc -z now -z relro scripts
	for binaries, -shared and -pie.
	* emulparams/elf_i386.sh (SEPARATE_GOTPLT): Set.
	* emulparams/elf_x86_64.sh (SEPARATE_GOTPLT): Set.
	* emulparams/elf32ppc.sh (OTHER_READWRITE_SECTIONS): Rename to...
	(OTHER_RELRO_SECTIONS): ... this.
	* ldlex.l (DATA_SEGMENT_RELRO_END): Add.
	* emultempl/elf32.em (gld${EMULATION_NAME}_handle_option): Handle
	-z relro and -z norelro.
	(gld${EMULATION_NAME}_list_options): Add it to usage.
	(gld${EMULATION_NAME}_get_script): Return -z combreloc -z now
	-z relro scripts when appropriate.
	* scripttempl/elf.sc: Unset SEPARATE_GOTPLT if RELRO_NOW is set.
	Create separate .got.plt section if SEPARATE_GOTPLT.
	Move sections which are only written during relocation handling
	to the beginning of RW segment.  If NO_SMALL_DATA, move .got
	before .data.  Add DATA_SEGMENT_RELRO_END directive.
	Include OTHER_RELRO_SECTIONS.
	* ldgram.y (DATA_SEGMENT_RELRO_END): Add.
	* ldexp.c (exp_print_token): Handle DATA_SEGMENT_RELRO_END.
	(fold_unary): Likewise.
	(fold_binary): Handle -z relro.
	* ldexp.h (struct exp_data_seg): Add exp_dataseg_relro_seen and
	exp_dataseg_relro_adjust phases.  Add relro_end field.
	* ldmain.c (main): Initialize link_info.relro to FALSE.
	* ldlang.c (lang_size_sections): Handle -z relro.
ld/testsuite/
	* ld-i386/tlspic.rd: Adjust for section reordering changes
	and removal of unneeded STT_SECTION symbols from .dynsym.
	* ld-i386/tlspic.dd: Likewise.
	* ld-i386/tlspic.sd: Likewise.
	* ld-i386/tlsbin.rd: Likewise.
	* ld-i386/tlsbinpic.s: Likewise.
	* ld-i386/tlsbin.dd: Likewise.
	* ld-i386/tlsbin.sd: Likewise.
	* ld-i386/tlsnopic.rd: Likewise.
	* ld-i386/tlsnopic1.s: Likewise.
	* ld-i386/combreloc.d: Likewise.
	* ld-i386/tlsnopic.dd: Likewise.
	* ld-i386/tlsnopic.sd: Likewise.
	* ld-x86-64/tlspic.rd: Likewise.
	* ld-x86-64/tlspic.dd: Likewise.
	* ld-x86-64/tlsbin.dd: Likewise.
	* ld-x86-64/tlspic.sd: Likewise.
	* ld-x86-64/tlsbin.sd: Likewise.
	* ld-x86-64/tlspic.td: Likewise.
	* ld-x86-64/tlsbin.td: Likewise.
	* ld-x86-64/tlsbin.rd: Likewise.
	* ld-s390/tlspic1.s: Likewise.
	* ld-s390/tlsbinpic.s: Likewise.
	* ld-s390/tlspic.rd: Likewise.
	* ld-s390/tlsbin.rd: Likewise.
	* ld-s390/tlspic.dd: Likewise.
	* ld-s390/tlsbin.dd: Likewise.
	* ld-s390/tlsbin.sd: Likewise.
	* ld-s390/tlsbin.td: Likewise.
	* ld-s390/tlspic.sd: Likewise.
	* ld-s390/tlspic.td: Likewise.
	* ld-s390/tlspic1_64.s: Likewise.
	* ld-s390/tlsbinpic_64.s: Likewise.
	* ld-s390/tlspic_64.rd: Likewise.
	* ld-s390/tlsbin_64.rd: Likewise.
	* ld-s390/tlspic_64.dd: Likewise.
	* ld-s390/tlsbin_64.dd: Likewise.
	* ld-s390/tlspic_64.sd: Likewise.
	* ld-s390/tlspic_64.td: Likewise.
	* ld-s390/tlsbin_64.td: Likewise.
	* ld-s390/tlsbin_64.sd: Likewise.
	* ld-powerpc/tlsexe32.r: Likewise.
	* ld-powerpc/tlsso32.r: Likewise.
	* ld-powerpc/tlsso32.d: Likewise.
	* ld-powerpc/tlsso32.g: Likewise.
	* ld-powerpc/tlsso32.t: Likewise.
	* ld-powerpc/tlsexe.r: Likewise.
	* ld-powerpc/tlsso.r: Likewise.
	* ld-powerpc/tlsso.g: Likewise.
	* ld-powerpc/tlsexetoc.r: Likewise.
	* ld-powerpc/tlstocso.r: Likewise.
	* ld-powerpc/tlstocso.g: Likewise.
	* ld-ia64/tlspic.rd: Likewise.
	* ld-ia64/tlspic.dd: Likewise.
	* ld-ia64/tlspic.sd: Likewise.
	* ld-ia64/tlspic.td: Likewise.
	* ld-ia64/tlsbin.rd: Likewise.
	* ld-ia64/tlsbin.sd: Likewise.
	* ld-ia64/tlsbin.td: Likewise.
	* ld-elfvsb/elfvsb.exp: XFAIL non-PIC load offset tests on s390x.
	* ld-shared/shared.exp: Likewise.
2004-05-11 17:08:38 +00:00
Alan Modra
e5caa5e0ca * ldexp.c (align_n): Make static.
* ldexp.h (align_n): Delete declaration.
	* ldlang.h (lang_enter_output_section_statement): Remove
	block_value param.
	* ldlang.c (lang_enter_output_section_statement): Likewise.
	(TO_ADDR, TO_SIZE): Define.
	(opb): New var.
	(init_opb): New function.
	(print_input_section): Call init_opb and use TO_ADDR.
	(print_data_statement, print_reloc_statement): Likewise.
	(print_padding_statement): Likewise.
	(size_input_section): Use TO_SIZE and TO_ADDR, and global opb.
	(lang_check_section_addresses): Likewise.
	(lang_size_sections_1): Likewise.
	(lang_do_assignments_1): Likewise.
	(lang_set_startof): Likewise.
	(lang_one_common): Likewise.  Combine power_of_two and opb alignment.
	(lang_process): Call init_opb.
	(lang_abs_symbol_at_end_of): Use TO_ADDR and global opb.
	(lang_enter_overlay_section): Adjust
	lang_enter_output_section_statement call.
	* ldgram.y: Likewise.
	* mri.c (mri_draw_tree): Likewise.
	* emultempl/elf32.em (gld${EMULATION_NAME}_place_orphan): Likewise.
	* emultempl/mmo.em (mmo_place_orphan): Likewise.
	* emultempl/pe.em (gld${EMULATION_NAME}_place_orphan): Likewise.
2004-01-03 12:39:07 +00:00
Alan Modra
1579bae1cd Convert to C90 2003-06-28 05:28:54 +00:00
Alan Modra
b34976b65a s/boolean/bfd_boolean/ s/true/TRUE/ s/false/FALSE/. Simplify
comparisons of bfd_boolean vars with TRUE/FALSE.  Formatting.
2002-11-30 08:39:46 +00:00
Alan Modra
c553bb910d * emulparams/elf32_dlx.sh (TARGET_PAGE_SIZE): Set to 1.
(MAXPAGESIZE): Set to 1.

	* ld.h (ALIGN_N): Delete.
	* ldexp.h (align_n): Declare.
	* ldexp.c (align_n): New function.
	(fold_binary): Use align_n instead of ALIGN_N.
	(exp_fold_tree): Likewise.
	* ldlang.c (lang_size_sections_1): Likewise.
	(lang_one_common): Likewise.
2002-08-13 02:08:26 +00:00
Alan Modra
2c382fb6f5 Support arbitrary length fill patterns.
* ldexp.h (etree_value_type): Add "str" field.
	(union etree_union): Add "str" to "value" struct.
	(exp_bigintop): Declare.
	(exp_get_fill): Declare.
	* ldexp.c: Include "safe-ctype.h".
	(exp_intop): Set value.str to NULL.
	(exp_bigintop): New function.
	(new_rel): Pass in "str", and set new.str from it.
	(new_rel_from_section): Set new.str to NULL.
	(fold_name): Adjust calls to new_rel.
	(exp_fold_tree): Likewise.
	(exp_get_fill): New function.
	* ldgram.y (struct big_int bigint, fill_type *fill): New.
	(INT): Returns a "bigint".  Adjust all code handling INTs.
	(fill_opt): Returns a "fill".
	(fill_exp): Split out of fill_opt, use for FILL.
	* ldlang.h (struct _fill_type): New.
	(fill_type): Move typedef to ldexp.h.
	(lang_output_section_statement_type): "fill" is now a pointer.
	(lang_fill_statement_type): Likewise.
	(lang_padding_statement_type): Likewise.
	(lang_add_fill): Now takes a "fill_type *" param.
	(lang_leave_output_section_statement): Likewise.
	(lang_do_assignments): Likewise.
	(lang_size_sections): Likewise.
	(lang_leave_overlay_section): Likewise.
	(lang_leave_overlay): Likewise.
	* ldlang.c: Include ldgram.h after ldexp.h.
	(lang_output_section_statement_lookup): Adjust for fill_type change.
	(print_fill_statement): Likewise.
	(print_padding_statement): Likewise.
	(insert_pad): Now takes a "fill_type *" arg.
	(size_input_section): Likewise.
	(lang_size_sections_1): Likewise.
	(lang_size_sections): Likewise.
	(lang_do_assignments): Likewise.
	(lang_add_fill): Likewise.
	(lang_leave_output_section_statement): Likewise.
	(lang_leave_overlay_section): Likewise.
	(lang_leave_overlay): Likewise.
	Adjust all callers of the above function.
	* ldlex.l: Include ldgram.h after ldexp.h.  Allow hex numbers
	starting with "0X" as well as "0x".  Return bigint.str for hex
	numbers starting with "0x" or "0X", zero bigint.str otherwise.
	Always use base 16 for numbers starting with "$".
	* ldmain.c: Include ldgram.h after ldexp.h.
	* ldwrite.c (build_link_order): Use bfd_data_link_order in place
	of bfd_fill_link_order.
	* pe-dll.c: Adjust lang_do_assignments calls.
	* emultempl/elf32.em: Likewise.
	* emultempl/hppaelf.em: Likewise.
	* emultempl/ppc64elf.em: Likewise.
	* emultempl/beos.em: Include ldgram.h after ldexp.h, adjust
	lang_add_assignment call.
	* emultempl/pe.em: Likewise.
2002-02-15 02:11:05 +00:00
Jakub Jelinek
2d20f7bf67 * ldlex.l (DATA_SEGMENT_ALIGN, DATA_SEGMENT_END): New tokens.
* ldgram.y (DATA_SEGMENT_ALIGN, DATA_SEGMENT_END): New tokens.
	(exp): Add DATA_SEGMENT_ALIGN (exp, exp) and DATA_SEGMENT_END (exp).
	* ldexp.c (exp_data_seg): New variable.
	(exp_print_token): Handle DATA_SEGMENT_ALIGN and DATA_SEGMENT_END.
	(fold_binary): Handle DATA_SEGMENT_ALIGN.
	(exp_fold_tree): Handle DATA_SEGMENT_END.
	Pass allocation_done when recursing instead of hardcoding
	lang_allocating_phase_enum.
	* ldexp.h (exp_data_seg): New.
	* ldlang.c (lang_size_sections_1): Renamed from lang_size_sections.
	(lang_size_sections): New.
	* ld.texinfo (DATA_SEGMENT_ALIGN, DATA_SEGMENT_END): Document.
	* scripttempl/elf.sc: Use DATA_SEGMENT_ALIGN and DATA_SEGMENT_END
	if COMMONPAGESIZE is defined.
	* emulparams/elf_i386.sh (COMMONPAGESIZE): Set to 4K.
	* emulparams/elf32_sparc.sh (COMMONPAGESIZE): Set to 8K.
	* emulparams/elf64_sparc.sh (COMMONPAGESIZE): Set to 8K.
	* emulparams/elf64alpha.sh (COMMONPAGESIZE): Set to 8K.
	* emulparams/elf64_ia64.sh (COMMONPAGESIZE): Set to 16K for shared
	libraries only.
2002-02-12 14:50:08 +00:00
Nick Clifton
a2b64bede3 Fixtypos in ChangeLogs, fix copyright dates in files 2001-03-13 06:14:29 +00:00
H.J. Lu
b46a87b160 2001-02-13 H.J. Lu <hjl@gnu.org>
* ldexp.h (node_type): Add etree_provided.
	* ldexp.c (exp_fold_tree): Handle etree_provided. Set the node
	type to etree_provided if defined by PROVIDE. Allow updating
	for etree_provided.
	(exp_print_tree): Handle etree_provided.
	* mpw-elfmips.c (gldelf32ebmip_find_exp_assignment): Handle
	etree_provided.
2001-02-13 22:23:33 +00:00
Kazu Hirata
89cdebba13 2000-10-09 Kazu Hirata <kazu@hxi.com>
* ldcref.c: Fix formatting.
	* ldctor.h: Likewise.
	* ldemul.c: Likewise.
	* ldemul.h: Likewise.
	* ldexp.c: Likewise.
	* ldexp.h: Likewise.
	* ldfile.c: Likewise.
	* ldfile.h: Likewise.
	* ld.h: Likewise.
	* ldlang.c: Likewise.
	* ldlang.h: Likewise.
	* ldmain.c: Likewise.
2000-10-09 15:09:17 +00:00
Kazu Hirata
5cc18311d9 2000-09-29 Kazu Hirata <kazu@hxi.com>
* deffile.h: Fix formatting.
	* ld.h: Likewise.
	* ldctor.h: Likewise.
	* ldemul.h: Likewise.
	* ldexp.h: Likewise.
	* ldfile.h: Likewise.
	* ldlang.h: Likewise.
	* lexsup.c: Likewise.
	* mri.c: Likewise.
	* pe-dll.c: Likewise.
2000-09-29 13:21:41 +00:00
Richard Henderson
252b5132c7 19990502 sourceware import 1999-05-03 07:29:11 +00:00