Commit Graph

12 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
H.J. Lu cc2218d563 2004-04-22 H.J. Lu <hongjiu.lu@intel.com>
* ld-i386/tlspic.dd: Updated.
2004-04-22 16:31:47 +00:00
Alan Modra 3a0875f46c * ld-i386/tlsbin.dd: Adjust for changed sib printing. 2004-01-18 23:14:13 +00:00
Jakub Jelinek 00f7efb6cc * symbols.c (S_SET_THREAD_LOCAL): New function.
* symbols.h (S_SET_THREAD_LOCAL): New prototype.
	* config/tc-i386.c (md_apply_fix3): Call S_SET_THREAD_LOCAL
	for TLS relocations.
	* config/tc-ia64.c (md_apply_fix3): Likewise.
	* config/tc-alpha.c (md_apply_fix3): Likewise.

	* ld-i386/tlsnopic.rd: Change NOTYPE to TLS for UND sg* symbols.
2002-11-28 14:15:55 +00:00
Jakub Jelinek 2030e6d786 * ld-i386/combreloc.s: New test.
* ld-i386/combreloc.d: New test.
	* ld-i386/i386.exp (i386tests): Add it.
2002-10-10 07:49:11 +00:00
Alan Modra 4565652e33 * ld-i386/i386.exp (reloc): Turn off combreloc.
* ld-i386/reloc.d: Likewise.
	* ld-powerpc/powerpc.exp: Likewise.
	* ld-powerpc/reloc.d: Likewise.
2002-10-10 02:53:17 +00:00
Jakub Jelinek 7c445aa3c8 bfd/
* elf32-i386.c (elf_i386_relocate_section): Fix
	movl foo@indntpoff, %eax IE->LE transition.
ld/testsuite/
	* ld-i386/i386.exp: Add tlsindntpoff test.
	* ld-i386/tlsindntpoff.s: New test.
	* ld-i386/tlsindntpoff.dd: New test.
2002-10-01 10:43:37 +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
Alan Modra 302cbfc210 * ld-i386/reloc.s, ld-i386/reloc.d: New.
* ld-i386/i386.exp: Run new test.
2002-09-30 03:35:18 +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
Alan Modra c7749bd6ec * ld-i386/i386.exp: Only run tests on ELF targets. 2002-09-20 07:57:08 +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