Commit Graph

21 Commits

Author SHA1 Message Date
Paul Brook 845b51d665 2008-02-20 Paul Brook <paul@codesourcery.com>
ld/
	* emultempl/armelf.em (OPTION_FIX_V4BX_INTERWORKING): Define.
	(PARSE_AND_LIST_LONGOPTS): Add fix-v4bx-interworking.
	(PARSE_AND_LIST_OPTIONS): Ditto.
	(PARSE_AND_LIST_ARGS_CASES): Handle OPTION_FIX_V4BX_INTERWORKING.
	* emulparams/armelf.sh (OTHER_TEXT_SECTIONS): Add .v4_bx.
	* emulparams/armelf_linux.sh (OTHER_TEXT_SECTIONS): Ditto.
	* emulparams/armnto.sh (OTHER_TEXT_SECTIONS): Ditto.
	* ld.texinfo: Document --fix-v4bx-interworking.

	ld/testsuite/
	* ld-arm/armv4-bx.d: New test.
	* ld-arm/armv4-bx.s: New test.
	* ld-arm/arm.ld: Add .v4bx.
	* ld-arm/arm-elf.exp: Add armv4-bx.

	gas/testsuite/
	* gas/arm/thumb.d: Exclude EABI targets.
	* gas/arm/arch4t.d: Exclude EABI targts.
	* gas/arm/v4bx.d: New test.
	* gas/arm/v4bx.s: New test.
	* gas/arm/thumb-eabi.d: New test.
	* gas/arm/arch4t-eabi.d: New test.

	gas/
	* config/tc-arm.c (fix_v4bx): New variable.
	(do_bx): Generate V4BX relocations.
	(md_assemble): Allow bx on v4 codes when fix_v4bx.
	(md_apply_fix): Handle BFD_RELOC_ARM_V4BX.
	(tc_gen_reloc): Ditto.
	(OPTION_FIX_V4BX): Define.
	(md_longopts): Add fix-v4bx.
	(md_parse_option): Handle OPTION_FIX_V4BX.
	(md_show_usage): Document --fix-v4bx.
	* doc/c-arm.texi: Document --fix-v4bx.

	bfd/
	* reloc.c: Add BFD_RELOC_ARM_V4BX.
	* elf32-arm.c (elf32_arm_reloc_map): Add BFD_RELOC_ARM_V4BX.
	(ARM_BX_GLUE_SECTION_NAME, ARM_BX_GLUE_SECTION_NAME): Define.
	(elf32_arm_link_hash_table): Add bx_glue_size and bx_glue_offset.
	Update comment for fix_v4bx.
	(elf32_arm_link_hash_table_create): Zero bx_glue_size and
	bx_glue_offset.
	(ARM_BX_VENEER_SIZE, armbx1_tst_insn, armbx2_moveq_insn,
	armbx3_bx_insn): New.
	(bfd_elf32_arm_allocate_interworking_sections): Allocate BX veneer
	section.
	(bfd_elf32_arm_add_glue_sections_to_bfd): Ditto.
	(bfd_elf32_arm_process_before_allocation): Record BX veneers.
	(record_arm_bx_glue, elf32_arm_bx_glue): New functions.
	(elf32_arm_final_link_relocate): Handle BX veneers.
	(elf32_arm_output_arch_local_syms): Output mapping symbol for .v4_bx.
	* bfd-in2.h: Regenerate.
	* libbfd.h: Regenerate.
2008-02-20 15:17:56 +00:00
Joseph Myers 104d59d19c bfd:
* elf-attrs.c: New.
	* Makefile.am (BFD32_BACKENDS): Add elf-attrs.lo.
	(BFD32_BACKENDS_CFILES): Add elf-attrs.c.
	(elf-attrs.lo): Generate dependencies.
	* Makefile.in: Regenerate.
	* configure.in (elf): Add elf-attrs.lo.
	* configure: Regenerate.
	* elf-bfd.h (struct elf_backend_data): Add entries for object
	attributes.
	(NUM_KNOWN_OBJ_ATTRIBUTES, obj_attribute, obj_attribute_list,
	OBJ_ATTR_PROC, OBJ_ATTR_GNU, OBJ_ATTR_FIRST, OBJ_ATTR_LAST,
	Tag_NULL, Tag_File, Tag_Section, Tag_Symbol, Tag_compatibility):
	New.
	(struct elf_obj_tdata): Add entries for object attributes.
	(elf_known_obj_attributes, elf_other_obj_attributes,
	elf_known_obj_attributes_proc, elf_other_obj_attributes_proc):
	New.
	(bfd_elf_obj_attr_size, bfd_elf_set_obj_attr_contents,
	bfd_elf_get_obj_attr_int, bfd_elf_add_obj_attr_int,
	bfd_elf_add_proc_attr_int, bfd_elf_add_obj_attr_string,
	bfd_elf_add_proc_attr_string, bfd_elf_add_obj_attr_compat,
	bfd_elf_add_proc_attr_compat, _bfd_elf_attr_strdup,
	_bfd_elf_copy_obj_attributes, _bfd_elf_obj_attrs_arg_type,
	_bfd_elf_parse_attributes, _bfd_elf_merge_object_attributes): New.
	* elf.c (_bfd_elf_copy_private_bfd_data): Copy object attributes.
	(bfd_section_from_shdr): Handle attributes sections.
	* elflink.c (bfd_elf_final_link): Handle attributes sections.
	* elfxx-target.h (elf_backend_obj_attrs_vendor,
	elf_backend_obj_attrs_section, elf_backend_obj_attrs_arg_type,
	elf_backend_obj_attrs_section_type): New.
	(elfNN_bed): Update.
	* elf32-arm.c (NUM_KNOWN_ATTRIBUTES, aeabi_attribute,
	aeabi_attribute_list): Remove.
	(struct elf32_arm_obj_tdata): Remove object attributes fields.
	(check_use_blx, bfd_elf32_arm_set_vfp11_fix, using_thumb2,
	elf32_arm_copy_private_bfd_data, elf32_arm_merge_eabi_attributes):
	Update for new object attributes interfaces.
	(uleb128_size, is_default_attr, eabi_attr_size,
	elf32_arm_eabi_attr_size, write_uleb128, write_eabi_attribute,
	elf32_arm_set_eabi_attr_contents, elf32_arm_bfd_final_link,
	elf32_arm_new_eabi_attr, elf32_arm_get_eabi_attr_int,
	elf32_arm_add_eabi_attr_int, attr_strdup,
	elf32_arm_add_eabi_attr_string, elf32_arm_add_eabi_attr_compat,
	copy_eabi_attributes, elf32_arm_parse_attributes): Remove.  Moved
	to generic code in elf-attrs.c.
	(elf32_arm_obj_attrs_arg_type): New.
	(elf32_arm_fake_sections): Do not handle .ARM.attributes.
	(elf32_arm_section_from_shdr): Do not handle SHT_ARM_ATTRIBUTES.
	(bfd_elf32_bfd_final_link): Remove.
	(elf_backend_obj_attrs_vendor, elf_backend_obj_attrs_section,
	elf_backend_obj_attrs_arg_type,
	elf_backend_obj_attrs_section_type): New.
	* elf32-bfin.c (bfin_elf_copy_private_bfd_data): Copy object
	attributes.
	* elf32-frv.c (frv_elf_copy_private_bfd_data): Likewise.
	* elf32-iq2000.c (iq2000_elf_copy_private_bfd_data): Likewise.
	* elf32-mep.c (mep_elf_copy_private_bfd_data): Likewise.
	* elf32-mt.c (mt_elf_copy_private_bfd_data): Likewise.
	* elf32-sh.c (sh_elf_copy_private_data): Likewise.
	* elf64-sh64.c (sh_elf64_copy_private_data_internal): Likewise.

binutils:
	* readelf.c (display_gnu_attribute): New.
	(process_arm_specific): Rearrange as process_attributes.
	(process_arm_specific): Replace by wrapper of process_attributes.

gas:
	* as.c (create_obj_attrs_section): New.
	(main): Call create_obj_attrs_section for ELF.
	* read.c (s_gnu_attribute, skip_whitespace, skip_past_char,
	skip_past_comma, s_vendor_attribute): New.
	(potable): Add gnu_attribute for ELF.
	* read.h (s_vendor_attribute): Declare.
	* config/tc-arm.c (s_arm_eabi_attribute): Replace by wrapper
	round s_vendor_attribute.
	(aeabi_set_public_attributes): Update for new attributes
	interfaces.
	(arm_md_end): Remove attributes contents setting now done
	generically.

include/elf:
	* arm.h (elf32_arm_add_eabi_attr_int,
	elf32_arm_add_eabi_attr_string, elf32_arm_add_eabi_attr_compat,
	elf32_arm_get_eabi_attr_int, elf32_arm_set_eabi_attr_contents,
	elf32_arm_eabi_attr_size, Tag_NULL, Tag_File, Tag_Section,
	Tag_Symbol, Tag_compatibility): Remove.
	* common.h (SHT_GNU_ATTRIBUTES): Define.

ld:
	* emulparams/armelf.sh (OTHER_SECTIONS): Remove .ARM.attributes.
	(ATTRS_SECTIONS): Define.
	* scripttempl/elf.sc, scripttempl/elf32sh-symbian.sc,
	scripttempl/elf_chaos.sc, scripttempl/elfi370.sc,
	scripttempl/elfxtensa.sc: Handle ATTRS_SECTIONS.
2007-06-29 16:29:17 +00:00
Julian Brown c6dd86c695 * NEWS: Mention --vfp11-denorm-fix option.
* ld.texinfo: Document above.
	* emulparams/armelf_linux.sh (OTHER_TEXT_SECTIONS): Add
	.vfp11_veneer section.
	* emulparams/armelf.sh (OTHER_TEXT_SECTIONS): Likewise.
	* emultempl/armelf.em (vfp11_denorm_fix): New static variable.
	(arm_elf_before_allocation): Call bfd_elf32_arm_set_vfp11_fix,
	bfd_elf32_arm_init_maps and bfd_elf32_arm_vfp11_erratum_scan.
	(arm_elf_after_allocation): New function. Call
	bfd_elf32_arm_vfp11_fix_veneer_locations for all input statements.
	(arm_elf_create_output_section_statements): Pass vfp11 fix command
	line option to BFD.
	(OPTION_VFP11_DENORM_FIX): New option.
	(PARSE_AND_LIST_LONGOPTS): Handle new option.
	(PARSE_AND_LIST_OPTIONS): Likewise.
	(PARSE_AND_LIST_ARGS_CASES): Likewise.
	(LDEMUL_AFTER_ALLOCATION): Define.
2007-01-29 16:28:40 +00:00
Mike Frysinger 50571e4625 2006-08-08 Peter S. Mazinger <ps.m@gmx.net>
* emulparams/armelf.sh (MAXPAGESIZE): Changed to
	"CONSTANT (MAXPAGESIZE)".
2006-08-09 00:52:31 +00:00
Paul Brook 3242b11e04 2005-10-19 Paul Brook <paul@codesourcery.com>
* emulparams/armelf.sh: Add .ARM.attributes to OTHER_SECTIONS.
2005-10-19 14:43:21 +00:00
Alan Modra 827a1c67ae * emulparams/armelf.sh (OTHER_BSS_END_SYMBOLS): Split out from
OTHER_END_SYMBOLS.
	* emulparams/armelf_linux.sh: Likewise.
	* emulparams/armnto.sh: Likewise.
	* emulparams/criself.sh: Likewise.
	* emulparams/elf32mcore.sh: Likewise.
	* emulparams/criself.sh (OTHER_SYMBOLS): Define.
	* emulparams/crislinux.sh (OTHER_SYMBOLS): Define.
	(OTHER_END_SYMBOLS): Don't define.
	* emulparams/elf32fr30.sh: Likewise.
	* emulparams/elf64mmix.sh: Likewise.
	* emulparams/hppa64linux.sh: Likewise.
	* emulparams/m32relf.sh: Likewise.
	* emulparams/vxworks.sh: Likewise.
	* scripttempl/armbpabi.sc (OTHER_BSS_SECTIONS): Delete.
	(OTHER_BSS_END_SYMBOLS): Add.
	(OTHER_END_SYMBOLS): Move before current end sym definitions.
	(OTHER_SYMBOLS): Replace OTHER_END_SYMBOLS near end of script.
	* scripttempl/elf.sc: Likewise.
	* scripttempl/elf32sh-symbian.sc: Likewise.
	* scripttempl/elf_chaos.sc: Likewise.
	* scripttempl/elfxtensa.sc: Likewise.
	* scripttempl/iq2000.sc: Likewise.
	* scripttempl/xstormy16.sc: Likewise.

	* scripttempl/elf.sc (LBSS, LARGE_SECTIONS): Delete.
	(REL_LDATA, REL_LBSS, REL_LRODATA): Delete.
	(REL_LARGE, LARGE_SECTIONS): Add.
	* emulparams/elf_x86_64.sh (LARGE_SECTIONS): Define as script text.
	(REL_LARGE): Define.
	* emulparams/hppa64linux.sh (OTHER_BSS_SECTIONS): Don't define.
	(LARGE_SECTIONS): Define.
	* emulparams/hppa64linux.sh (OTHER_BSS_SECTIONS): Don't define.
	(LARGE_SECTIONS): Define.
2005-08-05 04:29:57 +00:00
Alan Modra 9f4fb50211 * ldlang.c (exp_init_os): Handle etree_provide.
* emulparams/armelf.sh (OTHER_END_SYMBOLS): Rename from..
	(OTHER_BSS_END_SYMBOLS): ..this.
	* emulparams/armelf_linux.sh: Likewise.
	* emulparams/armnto.sh: Likewise.
	* emulparams/criself.sh: Likewise.
	* emulparams/crislinux.sh: Likewise.
	* emulparams/elf32frv.sh: Likewise.
	* emulparams/elf32mcore.sh: Likewise.
	* emulparams/elf32ppc.sh: Likewise.
	* emulparams/elf32ppclinux.sh: Likewise.
	* emulparams/hppa64linux.sh: Likewise.
	* scripttempl/armbpabi.sc: Substitute $OTHER_END_SYMBOLS, not
	$OTHER_BSS_END_SYMBOLS.
	* scripttempl/elf32sh-symbian.sc: Likewise.
	* scripttempl/elf_chaos.sc: Likewise.
	* scripttempl/iq2000.sc: Likewise.
	* scripttempl/xstormy16.sc: Likewise.
	* scripttempl/elf.sc: Likewise.  Delete __bss_start comment.
	* scripttempl/elfxtensa.sc: Likewise.
2005-08-03 05:09:49 +00:00
Mark Mitchell 6f372e19e7 * emulparams/armelf.sh (OTHER_READONLY_SECTIONS): Do not emit
__exidx_{start,end} when not relocating.
2004-10-27 06:57:43 +00:00
Nick Clifton 40a18ebd3a The patch below adds binutils support for the SHT_ARM_EXIDX, as defined by
the ARM EABI.
2004-10-01 12:59:42 +00:00
Daniel Jacobowitz f380691611 * emulparams/armelf.sh, emulparams/armelf_linux.sh: Move
.note.gnu.arm.ident to after allocated sections.  Mark its
	address as 0.
2004-02-09 18:06:20 +00:00
Daniel Jacobowitz 2f857bd0cc * emulparams/armelf.sh: Define NO_SMALL_DATA.
* emulparams/armelf_linux.sh, emulparams/armelf_oabi.sh,
	emulparams/armnto.sh: Likewise.
2003-10-09 14:06:07 +00:00
Nick Clifton 5a6c681789 Fixes for iWMMXt contribution. 2003-04-01 13:08:06 +00:00
Nick Clifton e16bb312f5 Add iWMMXt support 2003-03-25 20:56:01 +00:00
Nick Clifton 24a1ba0f48 Revert Adam Nemet's THUMB PLT patch 2002-08-01 14:03:01 +00:00
Nick Clifton 8f64befb29 Add support for Thumb PLT entries with interworking 2002-07-31 12:04:47 +00:00
Alan Modra 465bc359f9 * Makefile.am (CONFIG_STATUS_DEPENDENCIES): Define.
(config.status): Delete rule.
	Add extra dependencies to cover sourced emulparams files.
	* Makefile.in: Regenerate.

	* scripttempl/elf.sc: Order <section>, <section>.* and
	corresponding linkonce sections as seen in input files.
	Formatting fixes.  Zero vma of all sections if not relocating.
	(STACK): Define and insert if STACK_ADDR defined.
	(OTHER_RELOCATING_SECTIONS): Delete.
	(OTHER_END_SYMBOLS): Define.
	(OTHER_READONLY_SECTIONS): Always insert, not just when relocating.
	(OTHER_READWRITE_SECTIONS): Likewise.
	(OTHER_GOT_SECTIONS): Likewise.
	(OTHER_SDATA_SECTIONS): Likewise.
	(OTHER_BSS_SECTIONS): Likewise.
	* scripttempl/elfi370.sc (OTHER_READONLY_SECTIONS): Likewise.
	(OTHER_READWRITE_SECTIONS): Likewise.
	* scripttempl/nw.sc (OTHER_READONLY_SECTIONS): Likewise.
	(OTHER_READWRITE_SECTIONS): Likewise

	* emulparams/armelf.sh (OTHER_RELOCATING_SECTIONS): Delete.
	(STACK_ADDR): Define.
	* emulparams/armelf_oabi.sh: As for armelf.sh.
	* emulparams/elf32mcore.sh: As for armelf.sh.
	* emulparams/h8300elf.sh: As for armelf.sh.
	* emulparams/mn10200.sh: As for armelf.sh.
	* emulparams/shelf.sh: As for armelf.sh.

	* emulparams/elf32fr30.sh (OTHER_RELOCATING_SECTIONS): Delete.
	(OTHER_END_SYMBOLS): Define.
	* emulparams/m32relf.sh: As for elf32fr30.sh.
	* emulparams/h8300helf.sh: As for elf32fr30.sh.
	* emulparams/h8300self.sh: As for elf32fr30.sh.

	* emulparams/criself.sh (OTHER_READONLY_SECTIONS): Protect symbol
	defines with RELOCATING test.
	(OTHER_SDATA_SECTIONS): Likewise.
	(OTHER_RELOCATING_SECTIONS): Delete, replacing with..
	(OTHER_END_SYMBOLS): ..this.
	* emulparams/crislinux.sh: As for criself.sh.

	* emulparams/elf32bmipn32.sh (OTHER_SDATA_SECTIONS): Zero vma
	if not relocating.
	(OTHER_RELOCATING_SECTIONS): Delete, replacing with..
	(OTHER_SECTIONS): ..this.  Zero vma if not relocating.  Order
	normal and linkonce sections as seen in input files.
	* emulparams/elf32bmip.sh (DATA_ADDR): Don't define if EMBEDDED.
	(TEXT_DYNAMIC): Likewise.
	(INITIAL_READONLY_SECTIONS): Zero vma if not relocating.
	(OTHER_SDATA_SECTIONS): Likewise.
	* emulparams/elf32ppc.sh (OTHER_READWRITE_SECTIONS): Likewise.
	* emulparams/shlelf_linux.sh (OTHER_READWRITE_SECTIONS): Likewise.
	* emulparams/elf64alpha.sh (OTHER_READONLY_SECTIONS): Likewise.
	* emulparams/hppalinux.sh (OTHER_READONLY_SECTIONS): Likewise.
	* emulparams/elf64_aix.sh (OTHER_GOT_SECTIONS): Likewise.
	(OTHER_PLT_RELOC_SECTIONS): Likewise.
	(OTHER_READONLY_SECTIONS): Likewise.  Order normal and linkonce
	sections as seen in input files.
	* emulparams/elf64_ia64.sh: As for emulparams/elf64_aix.sh.
	* emulparams/hppa64linux.sh (OTHER_READONLY_SECTIONS): Zero vma
	if not relocating.
	(OTHER_READWRITE_SECTIONS, OTHER_BSS_SECTIONS): Likewise.
	(OTHER_BSS_END_SYMBOLS): Merge from elf64hppa.sh.
	* emulparams/elf64mmix.sh (OTHER_RELOCATING_SECTIONS): Delete.
	(OTHER_SECTIONS): Instead, use this..
	(OTHER_END_SYMBOLS): ..and this.

	* emulparams/elf32b4300.sh: Source elf32bmip.sh, remove duplicates.
	* emulparams/elf32bsmip.sh: Likewise.
	* emulparams/elf32btsmip.sh: Likewise.
	* emulparams/elf32ebmip.sh: Likewise.
	* emulparams/elf32lmip.sh: Likewise.
	* emulparams/elf32elmip.sh: Source elf32lmip.sh, remove duplicates.
	* emulparams/elf32lsmip.sh: Likewise.
	* emulparams/elf32ltsmip.sh: Source elf32btsmip.sh, remove duplicates.
	* emulparams/elf32l4300.sh: Source elf32b4300.sh, remove duplicates.
	* emulparams/elf64bmip.sh: Source elf32bmipn32.sh, remove duplicates.
	* emulparams/elf64btsmip.sh: Likewise.
	* emulparams/elf64ltsmip.sh: Source elf64btsmip.sh, remove duplicates.
	* emulparams/elf32lppc.sh: Source elf32ppc.sh, remove duplicates.
	* emulparams/elf32ppclinux.sh: Likewise.
	* emulparams/elf32ppcsim.sh: Likewise.
	* emulparams/elf32lppcsim.sh: Source elf32lppc.sh, remove duplicates.
	* emulparams/elf64hppa.sh: Source hppa64linux.sh, remove duplicates.
	* emulparams/h8300helf.sh: Source h8300elf.sh, remove duplicates.
	* emulparams/h8300self.sh: Likewise.
	* emulparams/mn10300.sh: Source mn10200.sh, remove duplicates.
	* emulparams/sh.sh: Comment.
	* emulparams/shl.sh: Source sh.sh, remove duplicates.
	* emulparams/shlelf.sh: Source shelf.sh, remove duplicates.
	* emulparams/shelf_linux.sh: Source shlelf_linux.sh, remove duplicates.
2001-11-22 09:08:05 +00:00
Nick Clifton f11b702702 New symbol: DATA_START_SYMBOLS 2001-11-12 14:39:11 +00:00
Alan Modra 41392f033d Add some shell variables and shell code to elf32.em
to allow elf32.em to be used by ports that require
some minor variations or a few extra functions.
Implement for hppaelf and armelf.
Fix header file include order in m68kcoff.em
2000-07-28 01:33:14 +00:00
Nick Clifton 0f1ee88922 Patch from Philip Blundell <pb@nexus.co.uk>: Define __end__ 1999-08-25 13:46:28 +00:00
Nick Clifton 31ce062864 1999-05-24 Philip Blundell <philb@gnu.org>
* emultempl/armelf.em (before_parse): Set config.dynamic_link and
 	config.has_shared.
	* emulparams/armelf.sh (GENERATE_SHLIB_SCRIPT): Define.
	* emulparams/armelf_linux.sh (GENERATE_SHLIB_SCRIPT): Likewise
1999-05-24 12:49:30 +00:00
Richard Henderson 252b5132c7 19990502 sourceware import 1999-05-03 07:29:11 +00:00