Commit Graph

9 Commits

Author SHA1 Message Date
Nathan Sidwell
64c1b14eac * emulparams/vxworks.sh (OTHER_READONLY_SECTIONS): Move into ...
(OTHER_READWRITE_SECTIONS): ... here.
2009-10-29 16:43:56 +00:00
Nathan Sidwell
1f7f5cbe1c * emulparams/vxworks.sh (TEXT_START_ADDR): Override. 2009-05-01 15:23:42 +00:00
Nathan Sidwell
abbda6d05d ld/
* emulparams/vxworks.sh (OTHER_READONLY_SECTIONS,
	OTHER_READWRITE_SECTIONS): Add TLS sections.

	ld/testsuite/
	* ld-vxworks/tls-1.d: New.
	* ld-vxworks/tls-1.s: New.
2007-11-07 12:10:33 +00:00
Alan Modra
54530ea410 * emulparams/elf32_sparc.sh: Update comments.
* emulparams/elf32bmip.sh: Likewise.
	* emulparams/elf32ppc.sh: Likewise.
	* emulparams/vxworks.sh: Likewise.
2007-04-27 00:09:31 +00:00
Richard Sandiford
55e6e39790 bfd/
2006-08-02  Richard Sandiford  <richard@codesourcery.com>
	    Kazu Hirata  <kazu@codesourcery.com>
	    Phil Edwards  <phil@codesourcery.com>
	    Nathan Sidwell  <nathan@codesourcery.com>

	* config.bfd (sh-*-vxworks): Use bfd_elf32_shvxworks_vec and
	bfd_elf32_shlvxworks_vec.
	* configure.in (bfd_elf32_sh64_vec): Add elf-vxworks.lo.
	(bfd_elf32_sh64l_vec, bfd_elf32_sh64lin_vec): Likewise.
	(bfd_elf32_sh64blin_vec, bfd_elf32_sh64lnbsd_vec): Likewise.
	(bfd_elf32_sh64nbsd_vec, bfd_elf32_sh_vec): Likewise.
	(bfd_elf32_shblin_vec, bfd_elf32_shl_vec): Likewise.
	(bfd_elf32_shl_symbian_vec, bfd_elf32_shlin_vec): Likewise.
	(bfd_elf32_shlnbsd_vec, bfd_elf32_shnbsd_vec): Likewise.
	(bfd_elf32_shlvxworks_vec, bfd_elf32_shvxworks_vec): New stanzas.
	* configure: Regenerate.
	* Makefile.am: Regenerate dependencies.
	* Makefile.in: Regenerate.
	* elf-vxworks.c (elf_vxworks_gott_symbol_p): New function.
	(elf_vxworks_add_symbol_hook): Use it.
	(elf_vxworks_link_output_symbol_hook): Likewise.  Use the hash
	table entry to check for weak undefined symbols and to obtain
	the original bfd.
	(elf_vxworks_emit_relocs): Use target_index instead of this_idx.
	* elf32-sh-relocs.h: New file, split from elf32-sh.c.
	(R_SH_DIR32): Use SH_PARTIAL32 for the partial_inplace field,
	SH_SRC_MASK32 for the src_mask field, and SH_ELF_RELOC for the
	special_function field.
	(R_SH_REL32): Use SH_PARTIAL32 and SH_SRC_MASK32 here too.
	(R_SH_REL32, R_SH_TLS_GD_32, R_SH_TLS_LD_32): Likewise.
	(R_SH_TLS_LDO_32, R_SH_TLS_IE_32, R_SH_TLS_LE_32): Likewise.
	(R_SH_TLS_DTPMOD32, R_SH_TLS_DTPOFF32, R_SH_TLS_TPOFF32): Likewise.
	(R_SH_GOT32, R_SH_PLT32, R_SH_COPY, R_SH_GLOB_DAT): Likewise.
	(R_SH_JMP_SLOT, R_SH_RELATIVE, R_SH_GOTOFF, R_SH_GOTPC): Likewise.
	(SH_PARTIAL32, SH_SRC_MASK32, SH_ELF_RELOC): Undefine at end of file.
	* elf32-sh.c: Include elf32-vxworks.h.
	(MINUS_ONE): Define.
	(sh_elf_howto_table): Include elf32-sh-relocs.h with SH_PARTIAL32
	set to TRUE, SH_SRC_MASK32 set to 0xffffffff, and SH_ELF_RELOC set
	to sh_elf_reloc.
	(sh_vxworks_howto_table): New variable.  Include elf32-sh-relocs.h
	with SH_PARTIAL32 set to FALSE, SH_SRC_MASK32 set to 0, and
	SH_ELF_RELOC set to bfd_elf_generic_reloc.
	(vxworks_object_p, get_howto_table): New functions.
	(sh_elf_reloc_type_lookup): Fix typo.  Use get_howto_table.
	(sh_elf_info_to_howto): Use get_howto_table.
	(sh_elf_relax_section): Honor the partial_inplace field of the
	R_SH_DIR32 howto.
	(sh_elf_relax_delete_bytes): Likewise.
	(elf_sh_plt_info): New structure.
	(PLT_ENTRY_SIZE): Replace both definitions with...
	(ELF_PLT_ENTRY_SIZE): ...this new macro, with separate definitions for
	INCLUDE_SHMEDIA and !INCLUDE_SHMEDIA.
	(elf_sh_plt0_entry_be): Update sizes of both definitions accordingly.
	(elf_sh_plt0_entry_le): Likewise.
	(elf_sh_plt_entry_be, elf_sh_plt_entry_le): Likewise.
	(elf_sh_pic_plt_entry_be, elf_sh_pic_plt_entry_le): Likewise.
	(elf_sh_plts): New structure, with separate definitions for
	INCLUDE_SHMEDIA and !INCLUDE_SHMEDIA.
	(elf_sh_plt0_entry): Delete both definitions.
	(elf_sh_plt_entry, elf_sh_pic_plt_entry): Likewise.
	(elf_sh_sizeof_plt, elf_sh_plt_plt0_offset): Likewise.
	(elf_sh_plt_temp_offset, elf_sh_plt_symbol_offset): Likewise.
	(elf_sh_plt_reloc_offset): Likewise.
	(movi_shori_putval): Delete in favor of...
	(install_plt_field): ...this new function, with separate definitions
	for INCLUDE_SHMEDIA and !INCLUDE_SHMEDIA.
	(get_plt_info): New function, with separate definitions
	for INCLUDE_SHMEDIA and !INCLUDE_SHMEDIA.
	(elf_sh_plt0_linker_offset, elf_sh_plt0_gotid_offset): Delete.
	(VXWORKS_PLT_HEADER_SIZE, VXWORKS_PLT_ENTRY_SIZE): New macros.
	(vxworks_sh_plt0_entry_be, vxworks_sh_plt0_entry_le): New constants.
	(vxworks_sh_plt_entry_be, vxworks_sh_plt_entry_le): Likewise.
	(vxworks_sh_pic_plt_entry_be, vxworks_sh_pic_plt_entry_le): Likewise.
	(get_plt_index, get_plt_offset): New functions.
	(elf_sh_link_hash_table): Add srelplt2, plt_info and vxworks_p fields.
	(sh_elf_link_hash_table_create): Initialize them.
	(sh_elf_create_dynamic_sections): Call
	elf_vxworks_create_dynamic_sections for VxWorks.
	(allocate_dynrelocs): Use htab->plt_info to get the size of PLT
	entries.  Allocate relocation entries in .rela.plt.unloaded if
	generating a VxWorks executable.
	(sh_elf_always_size_sections): New function.
	(sh_elf_size_dynamic_sections): Extend .rela.plt handling to
	.rela.plt.unloaded.
	(sh_elf_relocate_section): Use get_howto_table.  Honor
	partial_inplace when calculating the addend for dynamic
	relocations.  Use get_plt_index.
	(sh_elf_finish_dynamic_symbol): Use get_plt_index, install_plt_field
	and htab->plt_info.  Fill in the bra .plt offset for VxWorks
	executables.  Populate .rela.plt.unloaded.  Do not make
	_GLOBAL_OFFSET_TABLE_ absolute on VxWorks.
	(sh_elf_finish_dynamic_sections): Use install_plt_field and
	htab->plt_info.  Handle cases where there is no special PLT header.
	Populate the first relocation in .rela.plt.unloaded and fix up
	the remaining entries.
	(sh_elf_plt_sym_val): Use get_plt_info.
	(elf_backend_always_size_sections): Define.
	(TARGET_BIG_SYM, TARGET_BIG_NAME): Override for VxWorks.
	(TARGET_LITTLE_SYM, TARGET_BIG_SYM): Likewise.
	(elf32_bed, elf_backend_want_plt_sym): Likewise.
	(elf_symbol_leading_char, elf_backend_want_got_underscore): Likewise.
	(elf_backend_grok_prstatus, elf_backend_grok_psinfo): Likewise.
	(elf_backend_add_symbol_hook): Likewise.
	(elf_backend_link_output_symbol_hook): Likewise.
	(elf_backend_emit_relocs): Likewise.
	(elf_backend_final_write_processing): Likewise.
	(ELF_MAXPAGESIZE, ELF_COMMONPAGESIZE): Likewise.
	* targets.c (bfd_elf32_shlvxworks_vec): Declare.
	(bfd_elf32_shvxworks_vec): Likewise.
	(_bfd_target_vector): Include bfd_elf32_shlvxworks_vec and
	bfd_elf32_shvxworks_vec.

gas/
	* config/tc-sh.c (apply_full_field_fix): New function.
	(md_apply_fix): Use it instead of md_number_to_chars.  Do not fill
	in fx_addnumber for BFD_RELOC_32_PLT_PCREL.
	(tc_gen_reloc): Use fx_addnumber rather than 0 as the default case.
	* config/tc-sh.h (TARGET_FORMAT): Override for TE_VXWORKS.

ld/
2006-08-02  Richard Sandiford  <richard@codesourcery.com>
	    Kazu Hirata  <kazu@codesourcery.com>
	    Phil Edwards  <phil@codesourcery.com>

	* Makefile.am (ALL_EMULATIONS): Add eshelf_vxworks.o and
	eshlelf_vxworks.o.
	(eshelf_vxworks.c, eshlelf_vxworks.c): New rules.
	* Makefile.in: Regenerate.
	* configure.tgt (sh-*-vxworks): Use shelf_vxworks and
	shlelf_vxworks.
	* emulparams/shelf_vxworks.sh: New file.
	* emulparams/shlelf_vxworks.sh: Likewise.
	* emulparams/vxworks.sh (FINI): Prefix _etext with ${SYMPREFIX}.
	(OTHER_END_SYMBOLS): Likewise _ehdr.
	(DATA_END_SYMBOLS): Likewise _edata.
	* emultempl/vxworks.em (vxworks_after_open): Check whether output_bfd
	is indeed an ELF file before dealing with --force-dynamic.

ld/testsuite/
	* ld-sh/rd-sh.exp: Treat vxworks1-static.d specially.
	* ld-sh/sh-vxworks.exp: New file.
	* ld-sh/sh.exp: Extend sh-linux SIZEOF_HEADERS handling to
	sh-*-vxworks.
	* ld-sh/vxworks1-le.dd, ld-sh/vxworks1-lib-le.dd,
	* ld-sh/vxworks1-lib.dd, ld-sh/vxworks1-lib.nd,
	* ld-sh/vxworks1-lib.rd, ld-sh/vxworks1-lib.s,
	* ld-sh/vxworks1-static.d, ld-sh/vxworks1.dd,
	* ld-sh/vxworks1.ld, ld-sh/vxworks1.rd, ld-sh/vxworks1.s,
	* ld-sh/vxworks2-static.sd, ld-sh/vxworks2.s,
	* ld-sh/vxworks2.sd, ld-sh/vxworks3-le.dd,
	* ld-sh/vxworks3-lib-le.dd, ld-sh/vxworks3-lib.dd,
	* ld-sh/vxworks3-lib.s, ld-sh/vxworks3.dd, ld-sh/vxworks3.s,
	* ld-sh/vxworks4.d, ld-sh/vxworks4a.s, ld-sh/vxworks4b.s,
	* ld-sh/reloc1.s, ld-sh/reloc1.d: New tests.
2006-08-04 13:13:56 +00:00
Richard Sandiford
00a976722a bfd/
* configure.in (bfd_elf32_bigarm_vec): Include elf-vxworks.lo.
	(bfd_elf32_bigarm_symbian_vec): Likewise.
	(bfd_elf32_bigarm_vxworks_vec): Likewise.
	(bfd_elf32_littlearm_vec): Likewise.
	(bfd_elf32_littlearm_symbian_vec): Likewise.
	(bfd_elf32_littlearm_vxworks_vec): Likewise.
	* configure: Regenerate.
	* elf32-arm.c: Include libiberty.h and elf-vxworks.h.
	(RELOC_SECTION, RELOC_SIZE, SWAP_RELOC_IN, SWAP_RELOC_OUT): New macros.
	(elf32_arm_vxworks_bed): Add forward declaration.
	(elf32_arm_howto_table_1): Fix the masks for R_ASM_ABS12.
	(elf32_arm_vxworks_exec_plt0_entry): New table.
	(elf32_arm_vxworks_exec_plt_entry): Likewise.
	(elf32_arm_vxworks_shared_plt_entry): Likewise.
	(elf32_arm_link_hash_table): Add vxworks_p and srelplt2 fields.
	(reloc_section_p): New function.
	(create_got_section): Use RELOC_SECTION.
	(elf32_arm_create_dynamic_sections): Likewise.  Call
	elf_vxworks_create_dynamic_sections for VxWorks targets.
	Choose between the two possible values of plt_header_size
	and plt_entry_size.
	(elf32_arm_link_hash_table_create): Initialize vxworks_p and srelplt2.
	(elf32_arm_abs12_reloc): New function.
	(elf32_arm_final_link_relocate): Call it.  Allow the creation of
	dynamic R_ARM_ABS12 relocs on VxWorks.  Use reloc_section_p,
	RELOC_SIZE, SWAP_RELOC_OUT and RELOC_SECTION.  Initialize the
	r_addend fields of relocs.  On rela targets, skip any code that
	adjusts in-place addends.  When using _bfd_link_final_relocate
	to perform a final relocation, pass rel->r_addend as the addend
	argument.
	(elf32_arm_merge_private_bfd_data): If one of the bfds is a VxWorks
	object, ignore flags that are not standard on VxWorks.
	(elf32_arm_check_relocs): Allow the creation of dynamic R_ARM_ABS12
	relocs on VxWorks.  Use reloc_section_p.
	(elf32_arm_adjust_dynamic_symbol): Use RELOC_SECTION and RELOC_SIZE.
	(allocate_dynrelocs): Use RELOC_SIZE.  Account for the size of
	.rela.plt.unloaded relocs on VxWorks targets.
	(elf32_arm_size_dynamic_sections): Use RELOC_SIZE.  Check for
	.rela.plt.unloaded as well as .rel(a).plt.  Add DT_RELA* tags
	instead of DT_REL* tags on RELA targets.
	(elf32_arm_finish_dynamic_symbol): Use RELOC_SECTION, RELOC_SIZE
	and SWAP_RELOC_OUT.  Initialize r_addend fields.  Handle VxWorks
	PLT entries.  Do not make _GLOBAL_OFFSET_TABLE_ absolute on VxWorks.
	(elf32_arm_finish_dynamic_sections): Use RELOC_SECTION, RELOC_SIZE
	and SWAP_RELOC_OUT.  Initialize r_addend fields.  Handle DT_RELASZ
	like DT_RELSZ.  Handle the VxWorks form of initial PLT entry.
	Correct the .rela.plt.unreloaded symbol indexes.
	(elf32_arm_output_symbol_hook): Call the VxWorks version of this
	hook on VxWorks targets.
	(elf32_arm_vxworks_link_hash_table_create): Set vxworks_p to true.
	Minor formatting tweak.
	(elf32_arm_vxworks_final_write_processing): New function.
	(elf_backend_add_symbol_hook): Override for VxWorks and reset
	for Symbian.
	(elf_backend_final_write_processing): Likewise.
	(elf_backend_emit_relocs): Likewise.
	(elf_backend_want_plt_sym): Likewise.
	(ELF_MAXPAGESIZE): Likewise.
	(elf_backend_may_use_rel_p): Minor formatting tweak.
	(elf_backend_may_use_rela_p): Likewise.
	(elf_backend_default_use_rela_p): Likewise.
	(elf_backend_rela_normal): Likewise.
	* Makefile.in (elf32-arm.lo): Depend on elf-vxworks.h.

gas/
	* config/tc-arm.c (md_apply_fix): Install a value of zero into a
	BFD_RELOC_ARM_OFFSET_IMM field if we're going to generate a RELA
	R_ARM_ABS12 reloc.
	(tc_gen_reloc): Keep the original fx_offset for RELA pc-relative
	relocs, but adjust by md_pcrel_from_section.  Create R_ARM_ABS12
	relocations for BFD_RELOC_ARM_OFFSET_IMM on RELA targets.

gas/testsuite/
	* gas/arm/abs12.s, gas/arm/abs12.d: New test.
	* gas/arm/pic.d: Skip for *-*-vxworks*...
	* gas/arm/pic_vxworks.d: ...use this version instead.
	* gas/arm/unwind_vxworks.d: Fix expected output.

ld/
	* emulparams/armelf_vxworks.sh: Include vxworks.sh.
	(MAXPAGESIZE): Define.
	* emulparams/vxworks.sh: Undefine.
	* Makefile.am (earmelf_vxworks.c): Depend on vxworks.sh and vxworks.em.
	* Makefile.in: Regenerate.

ld/testsuite/
	* ld-arm/vxworks1.dd, ld-arm/vxworks1.ld, ld-arm/vxworks1-lib.dd,
	* ld-arm/vxworks1-lib.nd, ld-arm/vxworks1-lib.rd,
	* ld-arm/vxworks1-lib.s, ld-arm/vxworks1.rd, ld-arm/vxworks1.s,
	* ld-arm/vxworks1-static.d, ld-arm/vxworks2.s, ld-arm/vxworks2.sd,
	* ld-arm/vxworks2-static.sd: New tests.
	* ld-arm/arm-elf.exp: Run them.
2006-03-07 08:39:21 +00:00
Richard Sandiford
4f471f3957 ld/
* emulparams/vxworks.sh (VXWORKS_BASE_EM_FILE): New variable.
	(EXTRA_EM_FILE): Define.
	* emultempl/vxworks.em: New file.
	* ld.texinfo (--force-dynamic): Document.
	* Makefile.am (eelf32ppcvxworks.cm, eelf_i386_vxworks.c): Depend
	on vxworks.em.
	* Makefile.in: Regenerate.

ld/testsuite/
	* ld-i386/vxworks1-static.d, ld-i386/vxworks2.s,
	* ld-i386/vxworks2.sd, ld-i386/vxworks2-static.sd: New tests.
	* ld-i386/i386.exp: Run them.
	* ld-powerpc/vxworks1-static.d, ld-powerpc/vxworks2.s,
	* ld-powerpc/vxworks2.sd, ld-powerpc/vxworks2-static.sd: New tests.
	* ld-powerpc/powerpc.exp: Run them.
2006-03-03 09:32:01 +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
Paul Brook
eac338cfd5 2005-05-05 Paul Brook <paul@codesourcery.com>
bfd/
	* config.bfd: Use bfd_elf32_i386_vxworks_vec for i?86-*-vxworks.
	* configure.in: Add bfd_elf32_i386_vxworks_vec. i386 targets need
	elf-vxworks.lo.
	* configure: Regenerate.
	* Makefile.am (BFD32_BACKENDS): Add elf-vxworks.lo.
	(BFD32_BACKENDS_CFILES): Add elf-vxworks.c.
	(elf32-i386.lo): Depend on elf-vxworks.h.
	(elf-vxworks.lo): New rule.
	* Makefile.in: Regenerate.
	* elf-bfd.h (elf_backend_data): Update type of
	elf_backend_emit_relocs.
	(_bfd_elf_link_output_relocs): Update prototype.
	* elflink.c (_bfd_elf_link_output_relocs): Always use
	bed->elf_backend_emit_relocs when outputting relocations.
	* elfxx-target.h (elf_backend_emit_relocs): Default to
	_bfd_elf_link_output_relocs.
	* targets.c (bfd_elf32_i386_vxworks_vec): Declare.
	(_bfd_target_vector): Add bfd_elf32_i386_vxworks_vec.
	* elf32-i386.c: Add elf32-i386-vxworks target BFD.
	(elf_i386_plt0_entry): Remove padding.
	(elf_i386_pic_plt0_entry): Ditto.
	(PLTRESOLVE_RELOCS_SHLIB, PLTRESOLVE_RELOCS): Define.
	(PLT_NON_JUMP_SLOT_RELOCS): Define.
	(elf_i386_link_hash_table): Add srelplt2, hgot, hplt, is_vxworks and
	plt0_pad_byte fields.
	(elf_i386_link_hash_table_create): Zero them.
	(elf_i386_create_dynamic_sections): Create static relocation section.
	(allocate_dynrelocs): Allocate space for static PLT relocations.
	(elf_i386_size_dynamic_sections): Save shortcuts to PLT and GOT
	symbols.  Give PLT symbols function type.  Don't strip PLT sections
	if we have exported symbols from them.
	(elf_i386_finish_dynamic_symbol): Fill in VxWorks PLT static
	relocation section.  Don't mark _GLOBAL_OFFSET_TABLE_ as absolute on
	VxWorks.
	(elf_i386_finish_dynamic_sections): Allow different pad bytes.
	Add relocation for GOT location.  Fill in PLT static relocations.
	(elf_i386_vxworks_link_hash_table_create): New function.
	(elf_i386_vxworks_link_output_symbol_hook): New function.
	* elf-vxworks.h: New file.
gas/
	* config/tc-i386.h (ELF_TARGET_FORMAT): Define for TE_VXWORKS.
gas/testsuite/
	* gas/i386/i386.exp: Don't run divide test on vxworks.
ld/
	* Makefile.am: Add eelf_i386_vxworks.
	* Makefile.in: Regenerate.
	* configure.tgt: Make i?86-*-vxworks use targ_emul=elf_i386_vxworks.
	* emulparams/elf_i386_vxworks.sh: New file.
	* emulparams/vxworks.sh: New file.
	* scripttempl/elf.sc: Add DATA_END_SYMBOLS and ETEXT_NAME.
2005-05-05 14:37:27 +00:00