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3 Commits

Author SHA1 Message Date
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
a45bb67df2 bfd/ 
* elf32-i386.c (elf_i386_relocate_section): Resolve R_386_TLS_LDO_32
	to st_value + addend in non-code sections.
	* elf64-x86-64.c (elf64_x86_64_relocate_section): Resolve
	R_X86_64_DTPOFF32 to st_value + addend in non-code sections.

ld/testsuite/
	* ld-i386/i386.exp: Add tlsg test.
	* ld-i386/tlsg.s: New test.
	* ld-i386/tlsg.sd: New test.
	* ld-i386/tlsbin.dd: Change LD into LD -> LE in comments.
	* ld-i386/tlsbinpic.s: Likewise.
	* ld-x86-64/x86-64.exp: Add tlsg test.
	* ld-x86-64/tlsg.s: New test.
	* ld-x86-64/tlsg.sd: New test.
	* ld-x86-64/tlsbin.dd: Change LD into LD -> LE in comments.
	* ld-x86-64/tlsbinpic.s: Likewise.
 2002-10-01 09:10:46 +00:00
Jakub Jelinek
bffbf9406f bfd/ 
* reloc.c: Add x86-64 TLS relocs.
	* bfd-in2.h, libbfd.h: Rebuilt.
	* elf64-x86-64.c (x86_64_elf_howto): Fix size fields for 32-bit
	relocs.  Add TLS relocs.
	(x86_64_reloc_map): Add TLS relocs.
	(elf64_x86_64_info_to_howto): Adjust for added TLS relocs.
	(struct elf64_x86_64_link_hash_entry): Add tls_type field.
	(GOT_UNKNOWN, GOT_NORMAL, GOT_TLS_GD, GOT_TLS_IE): Define.
	(elf64_x86_64_hash_entry): Define.
	(struct elf64_x86_64_obj_tdata): New.
	(elf64_x86_64_tdata, elf64_x86_64_local_got_tls_type): Define.
	(struct elf64_x86_64_link_hash_table): Add tls_ld_got.
	(link_hash_newfunc): Initialize tls_type.
	(elf64_x86_64_link_hash_table_create): Initialize tls_ld_got.
	(elf64_x86_64_copy_indirect_symbol): Swap tls_type if necessary.
	(elf64_x86_64_mkobject): New.
	(elf64_x86_64_elf_object_p): Allocate struct elf64_x86_64_obj_tdata.
	(elf64_x86_64_tls_transition): New.
	(elf64_x86_64_check_relocs): Add r_type variable and use it.
	Handle TLS relocs.
	(elf64_x86_64_gc_sweep_hook): Handle TLS relocs.
	(allocate_dynrelocs): Allocate GOT space for TLS relocs.
	(elf64_x86_64_size_dynamic_sections): Likewise.
	(dtpoff_base, tpoff): New.
	(elf64_x86_64_relocate_section): Handle TLS relocs.
	(elf64_x86_64_finish_dynamic_symbol): Only handle non-TLS GOT
	entries.
	(bfd_elf64_mkobject): Define.

	* elf32-i386.c (elf_i386_check_relocs) [R_386_TLS_LE]: Set
	DF_STATIC_TLS if shared.
gas/
	* config/tc-i386.c (tc_i386_fix_adjustable): Add x86-64 TLS relocs.
	Define them if not BFD_ASSEMBLER.
	(lex_got): Handle @tlsgd, @dtpoff and @tpoff in 64-bit mode, add
	@tlsld.
	(md_apply_fix3): No addend for BFD_RELOC_X86_64_TLSGD,
	BFD_RELOC_X86_64_TLSLD and BFD_RELOC_X86_64_GOTTPOFF.
	(tc_gen_reloc): Handle x86-64 TLS relocs.
include/
	* elf/x86-64.h: Add TLS relocs.
ld/testsuite/
	* lib/ld-lib.exp (run_ld_link_tests): Add.
	* ld-sh/sh64/sh64.exp (run_ld_link_tests, regexp_diff,
	file_contents): Remove.
	(sh64tests): Add 6th field to the tests array.
	* ld-i386/i386.exp (run_ld_link_tests): Remove.
	* ld-x86-64/x86-64.exp: New.
	* ld-x86-64/tlsbin.dd: New test.
	* ld-x86-64/tlsbinpic.s: New test.
	* ld-x86-64/tlsbin.rd: New test.
	* ld-x86-64/tlsbin.s: New test.
	* ld-x86-64/tlsbin.sd: New test.
	* ld-x86-64/tlsbin.td: New test.
	* ld-x86-64/tlslib.s: New test.
	* ld-x86-64/tlspic1.s: New test.
	* ld-x86-64/tlspic2.s: New test.
	* ld-x86-64/tlspic.dd: New test.
	* ld-x86-64/tlspic.rd: New test.
	* ld-x86-64/tlspic.sd: New test.
	* ld-x86-64/tlspic.td: New test.
 2002-09-27 19:29:18 +00:00