* elf-bfd.h (_bfd_elf_gc_mark): Declare.
* elflink.c (elf_link_input_bfd): Formatting.
(_bfd_elf_gc_mark): Rename from elf_gc_mark and make global. Adjust
all callers.
* elf64-ppc.c (struct ppc_link_hash_entry): Remove is_entry.
(link_hash_newfunc): Don't set it.
(ppc64_elf_copy_indirect_symbol): Nor copy it.
(ppc64_elf_mark_entry_syms): Delete.
(ppc64_elf_gc_mark_hook): Mark entry syms here. Also mark opd
sections. Use get_opd_info.
* elf64-ppc.h (ppc64_elf_mark_entry_syms): Delete.
ld/
* emultempl/ppc64elf.em (ppc_after_open): Delete.
(LDEMUL_AFTER_OPEN): Don't define.
(func_desc_adjust): Don't set have_undefweak.
(ppc64_elf_func_desc_adjust): Don't add an extr nop to sfpr.
(ppc64_elf_relocate_section): NOP out calls to undefweak functions.
(adjust_opd_syms): Use get_opd_info. Define removed symbols as zero.
(ppc64_elf_edit_opd): Use get_opd_info. Check that sym has a dot
before calling get_fdh. Test fdh rather than h before dereferencing
fdh. Mark removed symbols in opd_adjust.
(ppc64_elf_tls_optimize): Don't bother with opd adjustment here.
(ppc64_elf_relocate_section): Use get_opd_info, and handle removed
opd symbols.
(ppc64_elf_output_symbol_hook): Likewise.
Nick Clifton <nickc@redhat.com>
PR 290
* bfd.c (_bfd_default_error_handler): Make it global.
* elf-bfd.h (elf_backend_data): Add link_order_error_handler.
* elf.c (assign_section_numbers): Cope gracefully with sections
which have SHF_LINK_ORDER set but no sh_link set up.
* elflink.c (elf_get_linked_section_vma): Likewise.
* elfxx-ia64.c (elf_backend_link_order_error_handler): New. Set
it to NULL.
* elfxx-target.h (elf_backend_link_order_error_handler): New.
Set it to _bfd_default_error_handler.
(elfNN_bed): Add elf_backend_link_order_error_handler.
* libbfd-in.h (_bfd_default_error_handler): New.
* libbfd.h: Regenerated.
* config.bfd (hppa*-*-netbsd*): Set targ_defvec to
bfd_elf32_hppa_nbsd_vec. Add bfd_elf32_hppa_linux_vec
to targ_selvecs.
* configure.in (bfd_elf32_hppa_nbsd_vec): Add case.
* configure: Regenerate.
* elf32-hppa.c (elf32_hppa_object_p): Add "elf32-hppa-netbsd"
case that accepts OSABI=NetBSD and OSABI=SysV.
(elf32_hppa_set_gp): For "elf32-hppa-netbsd", set the GP to
the base of .got or .data (if .got does not exist).
(elf32_hppa_post_process_headers): For elf32-hppa-netbsd,
set OSABI=NetBSD.
(TARGET_BIG_SYM): Add bfd_elf32_hppa_nbsd_vec case.
(TARGET_BIG_NAME): Add "elf32-hppa-netbsd" case.
* targets.c (bfd_elf32_hppa_nbsd_vec): Add extern declaration.
(_bfd_target_vector): Add bfd_elf32_hppa_nbsd_vec.
gas:
* config/tc-hppa.h (TARGET_FORMAT): Set to "elf32-hppa-netbsd"
for TE_NetBSD.
ld:
* emulparams/hppanbsd.sh (OUTPUT_FORMAT): Set to "elf32-hppa-netbsd".
2004-07-26 H.J. Lu <hongjiu.lu@intel.com>
* elf-bfd.h (bfd_elf_section_data): Add a pointer for the
linked-to section.
(elf_linked_to_section): New.
* elf.c (assign_section_numbers): Set up sh_link for
SHF_LINK_ORDER.
* elfxx-ia64.c (elfNN_ia64_final_write_processing): Set sh_info
to sh_link for SHT_IA_64_UNWIND sections.
gas/
2004-07-26 H.J. Lu <hongjiu.lu@intel.com>
* config/tc-ia64.c (start_unwind_section): Set the linked-to
section.
(ia64_elf_section_change_hook): Set the linked-to section for
SHT_IA_64_UNWIND.
2004-07-22 H.J. Lu <hongjiu.lu@intel.com>
* elflink.c (elf_fixup_link_order): Issue a warning and flag
an error if failed.
ld/
2004-07-22 H.J. Lu <hongjiu.lu@intel.com>
* ld-scripts/crossref.exp: XFAIL ia64-*-* on the first test.
* elflink.c (_bfd_elf_symbol_refs_local_p): Use it to handle
common definitions.
* elf-m10300.c: Use SYMBOL_REFERENCES_LOCAL instead of
_bfd_elf_symbol_refs_local_p.
* elf32-frv.c (FRVFDPIC_SYM_LOCAL): Remove hack for common
symbols.
2004-07-19 H.J. Lu <hongjiu.lu@intel.com>
* bfd-in.h (dynamic_lib_link_class): Add DYN_NO_ADD_NEEDED and
DYN_NO_NEEDED.
(bfd_elf_get_dyn_lib_class): New prototype.
* elf.c (bfd_elf_get_dyn_lib_class): New function.
* elflink.c (elf_link_add_object_symbols): Check DYN_AS_NEEDED,
DYN_DT_NEEDED and DYN_NO_NEEDED bits to see if a DT_NEEDED
entry is needed. Issue an error if a DT_NEEDED entry is needed
for a file marked DYN_NO_NEEDED.
(elf_link_check_versioned_symbol): Check the DYN_DT_NEEDED bit
for DT_NEEDED tags.
* bfd-in2.h: Regenerated.
ld/
2004-07-19 H.J. Lu <hongjiu.lu@intel.com>
* emultempl/elf32.em (gld${EMULATION_NAME}_load_symbols): Also
check the add_needed field.
(dt_needed): New struct.
(gld${EMULATION_NAME}_try_needed): Change the first argument
to a pointer to struct dt_needed. Check the DYN_NO_ADD_NEEDED
bit in the file where the DT_NEEDED entry comes from.
(gld${EMULATION_NAME}_search_needed): Change the second
argument to a pointer to struct dt_needed.
(gld${EMULATION_NAME}_check_ld_so_conf): Updated.
(gld${EMULATION_NAME}_after_open): Likewise.
* ld.texinfo: Add --add-needed document.
* ldlang.c (new_afile): Set p->add_needed.
* ldlang.h (lang_input_statement_type): Add add_needed field.
* ldmain.h (add_needed): Declare.
* ldmain.c (add_needed): New global var.
* lexsup.c (option_values): Add OPTION_ADD_NEEDED and
OPTION_NO_ADD_NEEDED.
(ld_options): Likewise.
(parse_args): Handle them.
bfd:
* elf32-sh.c: Include ../opcodes/sh-opc.h .
* Makefile.am: Ran make dep-am .
* Makefile.in: Ran make dep-in .
gas:
* config/tc-sh.c (md_assemble): Change isspace to ISSPACE.
(md_parse_option): Remove redundant -isa testing.
Make bfd_arch variable const.
(md_show_usage): Make bfd_arch variable const.
* bfd/cofflink.c (_bfd_coff_generic_relocate_section): Resolve PE weak
externals properly.
* src/gas/config/obj-coff.c (obj_coff_weak): New .weak syntax for PE weak
externals.
* binutils/doc/binutils.texi (nm): Clarify weak symbol description.
* gas/config/tc-i386.c (tc_gen_reloc): Use addend for weak symbols in TE_PE.
* gas/doc/as.texinfo (Weak): Document PE weak symbols.
* ld/ld.texinfo (WIN32): Document PE weak symbols.
2004-06-30 H.J. Lu <hongjiu.lu@intel.com>
PR 233
* elflink.c (elf_link_input_bfd): Issue an error for non-debug
local references to discarded sections and report their
locations.
ld/testsuite/
2004-06-30 H.J. Lu <hongjiu.lu@intel.com>
PR 233
* ld-discard/extern.d: Updated.
* ld-discard/start.d: Likewise.
* ld-discard/static.d: Likewise.
(struct elf32_mn10300_link_hash_entry): Remove
pcrel_relocs_copied.
(mn10300_elf_check_relocs): Only reserve dynamic relocations for
R_MN10300_32. Don't adjust pcrel_relocs_copied.
(mn10300_elf_final_link_relocate): Fail for direct, pc-relative
and gotoff relocations if the symbol doesn't bind locally. Use
_bfd_elf_symbol_refs_local_p to test. Don't create dynamic
relocation for PCREL32.
(mn10300_elf_relocate_section): Use _bfd_elf_symbol_refs_local_p
to test whether a symbol binds locally.
(elf32_mn10300_link_hash_newfunc): Don't initialize
pcrel_relocs_copied.
(_bfd_mn10300_elf_discard_copies): Delete.
(_bfd_mn10300_elf_size_dynamic_sections): Don't call it.
* elf64-x86-64.c (elf64_x86_64_check_relocs): Warn overflow
relocation symbol.
(elf64_x86_64_relocate_section): Issue an error for
R_X86_64_PC8, R_X86_64_PC16 and R_X86_64_PC32 relocations
against global symbols when building shared library.
2004-06-14 Chris Demetriou <cgd@broadcom.com>
* elf32-mips.c (elf_mips_gnu_pcrel32): Add (undoing 2004-04-24
removal) with updated comment.
(bfd_elf32_bfd_reloc_type_lookup): Add back case for
BFD_RELOC_32_PCREL.
(mips_elf32_rtype_to_howto): Add back case for R_MIPS_PC32.
* elfxx-mips.c (mips_elf_calculate_relocation): Likewise.
[ include/elf/ChangeLog ]
2004-06-14 Chris Demetriou <cgd@broadcom.com>
* mips.h (R_MIPS_PC32): Add back (undoing removal on 2004-04-24),
with an updated comment.
bfd:
* Makefile.am: Regenerate dependencies.
* Makefile.in: Regenerate.
* archures.c: Add bfd_mach_sh3_nommu .
* bfd-in2.h: Regenerate.
* cpu-sh.c: Add sh3-nommu architecture.
(bfd_to_arch_table): Create new table.
(sh_get_arch_from_bfd_mach): Create new function.
(sh_get_arch_up_from_bfd_mach): Create new function.
(sh_merge_bfd_arch): Create new function.
* elf32-sh.c (sh_ef_bfd_table): Add table.
(sh_elf_check_relocs): Replace switch statement with
use of sh_ef_bfd_table .
(sh_elf_get_flags_from_mach): Add new function.
(sh_find_elf_flags): Likewise.
(sh_elf_copy_private_data): Replace most of non-elf contents
with a call to sh_merge_bfd_arch() .
gas:
* Makefile.am: Regenerate dependecies.
* Makefile.in: Regenerate.
* config/tc-sh.c (valid_arch): Make unsigned.
(preset_target_arch): Likewise.
(md_begin): Use new architecture flags system.
(get_specific): Likewise.
(assemble_ppi): Likewise.
(md_assemble): Likewise. Also fix error check for bad opcodes.
(md_parse_option): Likewise. Also generate -isa values according
to the table in bfd/cpu-sh.c instead of just constants. Also
allow <arch>-up ISA variants.
(sh_elf_final_processing): Replace if-else chain with a call to
sh_find_elf_flags().
* testsuite/gas/sh/arch: New directory.
* testsuite/gas/sh/arch/arch.exp: New test script.
* testsuite/gas/sh/arch/arch_expected.txt: New file.
* testsuite/gas/sh/arch/sh.s: New file.
* testsuite/gas/sh/arch/sh2.s: New file.
* testsuite/gas/sh/arch/sh-dsp.s: New file.
* testsuite/gas/sh/arch/sh2e.s: New file.
* testsuite/gas/sh/arch/sh3-nommu.s: New file.
* testsuite/gas/sh/arch/sh3.s: New file.
* testsuite/gas/sh/arch/sh3-dsp.s: New file.
* testsuite/gas/sh/arch/sh3e.s: New file.
* testsuite/gas/sh/arch/sh4-nommu-nofpu.s: New file.
* testsuite/gas/sh/arch/sh4-nofpu.s: New file.
* testsuite/gas/sh/arch/sh4.s: New file.
* testsuite/gas/sh/arch/sh4a-nofpu.s: New file.
* testsuite/gas/sh/arch/sh4al-dsp.s: New file.
* testsuite/gas/sh/arch/sh4a.s: New file.
include/elf:
* sh.h (EF_SH_HAS_DSP): Remove.
(EF_SH_HAS_FP): Remove.
(EF_SH_MERGE_MACH): Remove.
(EF_SH4_NOFPU): Convert to decimal.
(EF_SH4A_NOFPU): Likewise.
(EF_SH4_NOMMU_NOFPU): Likewise.
(EF_SH3_NOMMU): Add new macro.
(EF_SH_BFD_TABLE): Likewise.
(sh_find_elf_flags): Add prototype.
(sh_elf_get_flags_from_mach): Likewise.
opcodes:
* sh-dis.c (target_arch): Make unsigned.
(print_insn_sh): Replace (most of) switch with a call to
sh_get_arch_from_bfd_mach(). Also use new architecture flags system.
* sh-opc.h: Redefine architecture flags values.
Add sh3-nommu architecture.
Reorganise <arch>_up macros so they make more visual sense.
(SH_MERGE_ARCH_SET): Define new macro.
(SH_VALID_BASE_ARCH_SET): Likewise.
(SH_VALID_MMU_ARCH_SET): Likewise.
(SH_VALID_CO_ARCH_SET): Likewise.
(SH_VALID_ARCH_SET): Likewise.
(SH_MERGE_ARCH_SET_VALID): Likewise.
(SH_ARCH_SET_HAS_FPU): Likewise.
(SH_ARCH_SET_HAS_DSP): Likewise.
(SH_ARCH_UNKNOWN_ARCH): Likewise.
(sh_get_arch_from_bfd_mach): Add prototype.
(sh_get_arch_up_from_bfd_mach): Likewise.
(sh_get_bfd_mach_from_arch_set): Likewise.
(sh_merge_bfd_arc): Likewise.
ld:
* testsuite/ld-sh/arch/arch.exp: New test script.
* testsuite/ld-sh/arch/arch_expected.txt: New file.
* testsuite/ld-sh/arch/sh.s: New file.
* testsuite/ld-sh/arch/sh2.s: New file.
* testsuite/ld-sh/arch/sh-dsp.s: New file.
* testsuite/ld-sh/arch/sh2e.s: New file.
* testsuite/ld-sh/arch/sh3-nommu.s: New file.
* testsuite/ld-sh/arch/sh3.s: New file.
* testsuite/ld-sh/arch/sh3-dsp.s: New file.
* testsuite/ld-sh/arch/sh3e.s: New file.
* testsuite/ld-sh/arch/sh4-nommu-nofpu.s: New file.
* testsuite/ld-sh/arch/sh4-nofpu.s: New file.
* testsuite/ld-sh/arch/sh4.s: New file.
* testsuite/ld-sh/arch/sh4a-nofpu.s: New file.
* testsuite/ld-sh/arch/sh4al-dsp.s: New file.
* testsuite/ld-sh/arch/sh4a.s: New file.
custom calling conventions for dynamic symbols.
(mn10300_elf_relax_section): Avoid relaxing a function as a local
symbol if it's an alias to a global one.
* elf.c (_bfd_elf_make_section_from_shdr): Don't set SEC_EXCLUDE
for SHT_GROUP sections.
ld/
* ldlang.c (lang_add_section): Set SEC_EXCLUDE for SEC_GROUP
sections when doing a final link. Clear SEC_EXCLUDE when doing
a relocable link, except for SEC_DEBUGGING sections.
* emultempl/elf32.em (gld${EMULATION_NAME}_place_orphan): Use the
same condition here to drop SEC_EXCLUDE orphan sections.
(mips_elf_higher, mips_elf_highest,
mips_elf_create_dynamic_relocation): Use MINUS_ONE and MINUS_TWO for
some bfd_vma values.
(_bfd_mips_elf_finish_dynamic_symbol): Likewise. Code cleanup.
Propagate IMAGE_FILE_LARGE_ADDRESS_AWARE.
* peXXigen.c (_bfd_XX_print_private_bfd_data_common): Recognize
IMAGE_FILE_LARGE_ADDRESS_AWARE. Use PE defines.
* configure: Rebuilt.
* targets.c (bfd_elf32_frvfdpic_vec): New.
* config.bfd: Enable it on frv-*-elf and frv-*-*linux*, as default
on the latter.
* elf32-frv.c: Prefix all identifiers added for FDPIC support with
frvfdpic instead of frv. Rearrange elf-target macros such that
the FDPIC-specific ones are only defined for this new target
vector.
(bfd_elf32_frvfdpic_vec): Declare.
(IS_FDPIC): New.
(elf32_frv_relocate_section): Use it to enable segment checking
and to control rofixup emission. Add output section vma to
applied relocation in non-LOAD non-ALLOC sections. Use
_bfd_error_handler for errors.
(_frv_create_got_section): Create .rel.got and .rofixup only in
FDPIC. Create non-dynamic _gp at .got+2048 in non-FDPIC, like the
linker script.
(elf32_frvfdpic_size_dynamic_sections): Assume FDPIC.
(elf32_frvfdpic_modify_segment_map): Likewise.
(elf32_frv_finish_dynamic_sections): New, do-nothing.
(elf32_frvfdpic_finish_dynamic_sections): Assume FDPIC. Improve
error message if we miscompute the rofixup size.
(frvfdpic_elf_use_relative_eh_frame): Assume FDPIC.
(frvfdpic_elf_encode_eh_address): Likewise.
(elf32_frv_check_relocs): Reject FDPIC-only relocs in non-FDPIC.
Record relocs only in FDPIC. Make sure _gp is defined for GPREL
relocs. Reject unknown relocation types.
(elf32_frv_object_p): Make sure target vector matches FDPIC bits.
(frv_elf_merge_private_bfd_data): Likewise.
(ELF_MAXPAGESIZE): Revert to 0x1000 for elf32-frv; keep it as
0x4000 for newly-added elf32-frvfdpic.
* elf.c (bfd_section_from_shdr): Maintain the section order in
a section group.
(special_sections): Add ".note.GNU-stack".
(elf_fake_sections): Handle section group for relocatable
link..
dup_common fields.
(setup_sections): Use som_subspace_dictionary_record struct instead
subspace_dictionary_record. Set SEC_LINK_ONCE if subspace is
is_comdat, is_common or dup_common.
(som_prep_headers): Use som_subspace_dictionary_record struct. Set
is_comdat, is_common and dup_common in section subspace_dict from
copy_data.
(som_begin_writing): Use som_subspace_dictionary_record struct.
(som_finish_writing): Likewise.
(som_bfd_derive_misc_symbol_info): Add support to set is_comdat,
is_common and dup_common flags in info for symbol. Add comment
regarding linker support for these fields. Slightly reorganize
function.
(som_build_and_write_symbol_table): Set is_comdat, is_common and
dup_common fields in symbol table from symbol info.
(bfd_som_set_subsection_attributes): Add comdat, common and dup_common
arguments. Set corresponding fields in copy_data. Change all callers.
(som_bfd_ar_write_symbol_stuff): Set dup_common flag in library
symbol table.
(som_vec): Add SEC_LINK_ONCE to applicable section flags.
* som.h (som_subspace_dictionary_record): Define.
(som_copyable_section_data_struct): Add is_comdat, is_common and
dup_common fields.
(som_section_data_struct): Use som_subspace_dictionary_record struct
instead of subspace_dictionary_record.
(bfd_boolean bfd_som_set_subsection_attributes): Adjust prototype.
* config/obj-som.c (obj_som_init_stab_section): Add new arguments in
call to obj_set_subsection_attributes.
(obj_som_init_stab_section): Likewise.
* config/tc-hppa.c (default_subspace_dict): Add comdat field.
(pa_def_subspaces): Provide comdat default.
(pa_subspace): Handle new "comdat" parameter. Set SEC_LINK_ONCE and
not SEC_IS_COMMON if section is comdat, common or dup_common. Update
calls to create_new_subspace and update_subspace to pass comdat flag.
(create_new_subspace, update_subspace): Add new comdat argument. Use
it in calls to obj_set_subsection_attributes.
* doc/c-hppa.texi (.subspa, .nsubspa): Document new comdat parameter
and use of comdat, common and dup_comm parameters.
if set. Check reloc_done flag before applying relocations. Use
output addresses, both when applying relocations and when comparing
against the specified section.
(elf_xtensa_relocate_section): Use output address to check if dynamic
reloc is in a literal pool. Set section's reloc_done flag.
* elf32-sh64.c (elf_backend_section_flags): New. Defined.
(sh64_elf_set_mach_from_flags): Remove the kludge for .cranges
section.
(sh64_elf_section_flags): New. Set SEC_DEBUGGING for .cranges
section.
2004-04-23 Chris Demetriou <cgd@broadcom.com>
* coff-mips.c (mips_relhi_reloc, mips_rello_reloc)
(mips_switch_reloc, mips_read_relocs, mips_relax_section)
(mips_relax_pcrel16, PCREL16_EXPANSION_ADJUSTMENT): Remove.
(mips_relocate_hi): Remove now-unused 'adjust' and 'pcrel' arguments,
and update comments to reflect current usage.
(mips_howto_table): Remove entries for MIPS_R_RELHI, MIPS_R_RELLO,
and MIPS_R_SWITCH, as well as several empty entries. Update comment
for MIPS_R_PCREL16.
(mips_ecoff_swap_reloc_in, mips_ecoff_swap_reloc_out)
(mips_adjust_reloc_out, mips_bfd_reloc_type_lookup): Remove support
for MIPS_R_SWITCH, MIPS_R_RELLO, and MIPS_R_RELHI relocations.
(mips_adjust_reloc_in): Likewise, adjust maximum accepted relocation
type number to be MIPS_R_PCREL16.
(mips_relocate_section): Remove support for link-time relaxation
of branches used by embedded-PIC. Remove support for MIPS_R_SWITCH,
MIPS_R_RELLO, and MIPS_R_RELHI relocations.
(_bfd_ecoff_bfd_relax_section): Redefine to bfd_generic_relax_section.
* ecoff.c (ecoff_indirect_link_order): Remove support for link-time
relaxation of branches used by embedded-PIC.
* ecofflink.c (bfd_ecoff_debug_accumulate): Likewise.
* libecoff.h (struct ecoff_section_tdata): Remove embedded-PIC
related members, update comment.
* pe-mips.c: Remove disabled (commented-out and #if 0'd)
code related to embedded-PIC.
* elfxx-mips.c (_bfd_mips_elf_read_ecoff_info): Remove
initialization of now-removed 'adjust' member of
'struct ecoff_debug_info'.
[ include/coff/ChangeLog ]
2004-04-23 Chris Demetriou <cgd@broadcom.com>
* mips.h (MIPS_R_RELHI, MIPS_R_RELLO, MIPS_R_SWITCH): Remove
(MIPS_R_PCREL16): Update comment.
* ecoff.h (struct ecoff_value_adjust): Remove structure.
(struct ecoff_debug_info): Remove 'adjust' member.
* elf32-arm.h (elf32_arm_check_relocs): Don't output REL32
relocs for locally defined symbols during -shared final link.
(elf32_arm_final_link_relocate): Likewise.
ELF_LINK_POINTER_EQUALITY_NEEDED.
(elf64_x86_64_check_relocs): Set ELF_LINK_POINTER_EQUALITY_NEEDED
if r_type is not R_X86_64_PC32.
(elf64_x86_64_finish_dynamic_symbol): If
ELF_LINK_POINTER_EQUALITY_NEEDED is not set, clear st_value of
SHN_UNDEF symbols.
* elf32-sh.c (sh_elf_plt_sym_val): New function.
(elf_backend_plt_sym_val): Define.
opcodes/
* sh-dis.c (print_insn_sh): Print the value in constant pool
as a symbol if it looks like a symbol.
gas/testsuite/
* gas/sh/pcrel2.d: Update.
* gas/sh/tlsd.d: Update.
* gas/sh/tlsnopic.d: Update.
* gas/sh/tlspic.d: Update.
ld/testsuite/
* ld-sh/tlsbin-1.d: Update
* ld-sh/tlspic-1.d: Update.
require relocations against a weak symbol to reference the same
symbol hash entry if not a final, static link.
(get_cached_value, add_value_map): Add final_static_link argument.
(remove_literals): Pass final_static_link argument as needed.
