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4 Commits

Author SHA1 Message Date
Jakub Jelinek
e41b3a1379 PR ld/12570 
include/
	* bfdlink.h (struct bfd_link_info): Add no_ld_generated_unwind_info
	option.
ld/
	* emultempl/elf32.em (OPTION_LD_GENERATED_UNWIND_INFO,
	OPTION_NO_LD_GENERATED_UNWIND_INFO): Define.
	(gld${EMULATION_NAME}_handle_option): Handle
	--ld-generated-unwind-info and --no-ld-generated-unwind-info.
	* ld.texinfo (--ld-generated-unwind-info,
	--no-ld-generated-unwind-info): Document.
bfd/
	* elf-eh-frame.c (_bfd_elf_parse_eh_frame): Allow no relocations
	at all for linker created .eh_frame sections.
	(_bfd_elf_discard_section_eh_frame): Handle linker created
	.eh_frame sections with no relocations.
	* elf64-x86-64.c: Include dwarf2.h.
	(elf_x86_64_eh_frame_plt): New variable.
	(PLT_CIE_LENGTH, PLT_FDE_LENGTH, PLT_FDE_START_OFFSET,
	PLT_FDE_LEN_OFFSET): Define.
	(struct elf_x86_64_link_hash_table): Add plt_eh_frame field.
	(elf_x86_64_create_dynamic_sections): Create and fill in
	.eh_frame section for .plt section.
	(elf_x86_64_size_dynamic_sections): Write .plt section size
	into .eh_frame FDE covering .plt section.
	(elf_x86_64_finish_dynamic_sections): Write .plt section
	start into .eh_frame FDE covering .plt section.  Call
	_bfd_elf_write_section_eh_frame on htab->plt_eh_frame section.
	(elf_backend_plt_alignment): Define to 4.
	* elf32-i386.c: Include dwarf2.h.
	(elf_i386_eh_frame_plt): New variable.
	(PLT_CIE_LENGTH, PLT_FDE_LENGTH, PLT_FDE_START_OFFSET,
	PLT_FDE_LEN_OFFSET): Define.
	(struct elf_i386_link_hash_table): Add plt_eh_frame field.
	(elf_i386_create_dynamic_sections): Create and fill in
	.eh_frame section for .plt section.
	(elf_i386_size_dynamic_sections): Write .plt section size
	into .eh_frame FDE covering .plt section.
	(elf_i386_finish_dynamic_sections): Write .plt section
	start into .eh_frame FDE covering .plt section.  Call
	_bfd_elf_write_section_eh_frame on htab->plt_eh_frame section.
	(elf_backend_plt_alignment): Define to 4.
ld/testsuite/
	* ld-x86-64/x86-64.exp: Link some testcases with
	--no-ld-generated-unwind-info.
	* ld-x86-64/tlsbin.rd: Add --no-ld-generated-unwind-info to ld
	comment.
	* ld-x86-64/tlsdesc.dd: Likewise.
	* ld-x86-64/tlspic.dd: Likewise.
	* ld-x86-64/tlsdesc.sd: Likewise.
	* ld-x86-64/tlspic.rd: Likewise.
	* ld-x86-64/tlsbindesc.rd: Likewise.
	* ld-x86-64/tlsbindesc.sd: Likewise.
	* ld-x86-64/tlsbin.td: Likewise.
	* ld-x86-64/tlsdesc.pd: Likewise.
	* ld-x86-64/tlsdesc.td: Likewise.
	* ld-x86-64/tlsbindesc.dd: Likewise.
	* ld-x86-64/tlsbin.dd: Likewise.
	* ld-x86-64/tlsgdesc.rd: Likewise.
	* ld-x86-64/tlspic.sd: Likewise.
	* ld-x86-64/tlsbindesc.td: Likewise.
	* ld-x86-64/tlspic.td: Likewise.
	* ld-x86-64/tlsbin.sd: Likewise.
	* ld-x86-64/ilp32-4.d: Likewise.
	* ld-x86-64/tlsgdesc.dd: Add --no-ld-generated-unwind-info to ld
	comment.  Adjust.
	* ld-x86-64/tlsdesc.rd: Likewise.
	* ld-x86-64/tlsgd6.dd: Adjust.
	* ld-x86-64/tlsgd5.dd: Likewise.
	* ld-i386/i386.exp: Link some testcases with
	--no-ld-generated-unwind-info.
	* ld-i386/tlsbin.rd: Add --no-ld-generated-unwind-info to ld
	comment..
	* ld-i386/tlsdesc.dd: Likewise.
	* ld-i386/tlspic.dd: Likewise.
	* ld-i386/tlsdesc.sd: Likewise.
	* ld-i386/tlsgdesc.dd: Likewise.
	* ld-i386/tlsnopic.sd: Likewise.
	* ld-i386/tlspic.rd: Likewise.
	* ld-i386/tlsdesc.rd: Likewise.
	* ld-i386/tlsbindesc.rd: Likewise.
	* ld-i386/tlsbindesc.sd: Likewise.
	* ld-i386/tlsbin.td: Likewise.
	* ld-i386/tlsdesc.td: Likewise.
	* ld-i386/tlsnopic.dd: Likewise.
	* ld-i386/tlsbindesc.dd: Likewise.
	* ld-i386/tlsbin.dd: Likewise.
	* ld-i386/tlsgdesc.rd: Likewise.
	* ld-i386/tlspic.sd: Likewise.
	* ld-i386/tlsnopic.rd: Likewise.
	* ld-i386/tlsbindesc.td: Likewise.
	* ld-i386/tlspic.td: Likewise.
	* ld-i386/tlsbin.sd: Likewise.
 2011-06-20 13:18:52 +00:00
Alan Modra
f6ac761239 * ld-cris/pv32.s: Give expobj a size. 
* ld-cris/pv32-1.d: Update.
	* ld-alpha/tlsbin.dd: Update for empty section removal change.
	* ld-alpha/tlsbin.sd: Likewise.
	* ld-alpha/tlsbin.td: Likewise.
	* ld-alpha/tlsbinr.dd: Likewise.
	* ld-alpha/tlsbinr.rd: Likewise.
	* ld-alpha/tlspic.dd: Likewise.
	* ld-alpha/tlspic.rd: Likewise.
	* ld-alpha/tlspic.sd: Likewise.
	* ld-alpha/tlspic.td: Likewise.
	* ld-arm/tls-lib.d: Likewise.
	* ld-arm/tls-lib.r: Likewise.
	* ld-cris/gotplt2.d: Likewise.
	* ld-cris/gotplt3.d: Likewise.
	* ld-cris/hiddef1.d: Likewise.
	* ld-cris/libdso-10.d: Likewise.
	* ld-cris/libdso-11.d: Likewise.
	* ld-cris/libdso-12.d: Likewise.
	* ld-cris/libdso-14.d: Likewise.
	* ld-cris/libdso-2.d: Likewise.
	* ld-i386/tlsnopic.dd: Likewise.
	* ld-i386/tlsnopic.rd: Likewise.
	* ld-i386/tlsnopic.sd: Likewise.
	* ld-i386/tlspic.rd: Likewise.
	* ld-mmix/bpo-10.d: Likewise.
	* ld-mmix/bpo-22.d: Likewise.
	* ld-mmix/sec-7m.d: Likewise.
	* ld-powerpc/tlsexe.r: Likewise.
	* ld-powerpc/tlsexetoc.r: Likewise.
	* ld-powerpc/tlsso.g: Likewise.
	* ld-powerpc/tlsso.r: Likewise.
	* ld-powerpc/tlsso32.d: Likewise.
	* ld-powerpc/tlsso32.g: Likewise.
	* ld-powerpc/tlsso32.r: Likewise.
	* ld-powerpc/tlstocso.g: Likewise.
	* ld-powerpc/tlstocso.r: Likewise.
 2005-07-08 06:22:04 +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
Jakub Jelinek
37e55690c4 bfd/ 
* reloc.c (BFD_RELOC_386_TLS_TPOFF, BFD_RELOC_386_TLS_IE,
	BFD_RELOC_386_TLS_GOTIE): Add.
	* bfd-in2.h, libbfd.h: Rebuilt.
	* elf32-i386.c (elf_howto_table): Add R_386_TLS_TPOFF, R_386_TLS_IE
	and R_386_TLS_GOTIE.
	(elf_i386_reloc_type_lookup): Handle it.
	(struct elf_i386_link_hash_entry): Change tls_type type to unsigned
	char instead of enum, change GOT_* into defines.
	(GOT_TLS_IE_POS, GOT_TLS_IE_NEG, GOT_TLS_IE_BOTH): Define.
	(elf_i386_tls_transition): Handle R_386_TLS_IE and R_386_TLS_GOTIE.
	(elf_i386_check_relocs): Likewise.  Avoid crash if local symbol is
	accessed both as normal and TLS symbol.  Move R_386_TLS_LDM and
	R_386_PLT32 cases so that R_386_TLS_IE can fall through.
	Handle R_386_TLS_LE_32 and R_386_TLS_LE in shared libs.
	(elf_i386_gc_sweep_hook): Handle R_386_TLS_IE and R_386_TLS_GOTIE.
	Handle R_386_TLS_LE_32 and R_386_TLS_LE in shared libs.
	(allocate_dynrelocs): Allocate 2 .got and 2 .rel.got entries if
	tls_type is GOT_TLS_IE_BOTH.
	(elf_i386_size_dynamic_sections): Likewise.
	(elf_i386_relocate_section): Handle R_386_TLS_IE and R_386_TLS_GOTIE.
	Handle R_386_TLS_LE_32 and R_386_TLS_LE in shared libs.
	(elf_i386_finish_dynamic_symbol): Use tls_type & GOT_TLS_IE to catch
	all 4 GOT_TLS_* TLS types.
gas/
	* config/tc-i386.c (tc_i386_fix_adjustable): Handle
	BFD_RELOC_386_TLS_IE and BFD_RELOC_386_TLS_GOTIE.
	(BFD_RELOC_386_TLS_IE, BFD_RELOC_386_TLS_GOTIE): Define to 0
	if not defined.
	(lex_got): Handle @GOTNTPOFF and @INDNTPOFF.
	(md_apply_fix3, tc_gen_reloc): Handle BFD_RELOC_386_TLS_IE and
	BFD_RELOC_386_TLS_GOTIE.
gas/testsuite/
	* gas/i386/tlspic.s: Add tests.
	* gas/i386/tlspic.d: Regenerated.
	* gas/i386/tlsnopic.s: Add tests.
	* gas/i386/tlsnopic.d: Regenerated.
include/
	* elf/i386.h (R_386_TLS_TPOFF, R_386_TLS_IE, R_386_TLS_GOTIE):
	Define.
ld/testsuite/
	* ld-i386/i386.exp: New.
	* ld-i386/tlsbin.dd: New test.
	* ld-i386/tlsbinpic.s: New test.
	* ld-i386/tlsbin.rd: New test.
	* ld-i386/tlsbin.s: New test.
	* ld-i386/tlsbin.sd: New test.
	* ld-i386/tlsbin.td: New test.
	* ld-i386/tlslib.s: New test.
	* ld-i386/tlsnopic1.s: New test.
	* ld-i386/tlsnopic2.s: New test.
	* ld-i386/tlsnopic.dd: New test.
	* ld-i386/tlsnopic.rd: New test.
	* ld-i386/tlsnopic.sd: New test.
	* ld-i386/tlspic1.s: New test.
	* ld-i386/tlspic2.s: New test.
	* ld-i386/tlspic.dd: New test.
	* ld-i386/tlspic.rd: New test.
	* ld-i386/tlspic.sd: New test.
	* ld-i386/tlspic.td: New test.
 2002-09-19 19:01:18 +00:00