PR ld/11378
* elf64-ppc.h (ppc64_elf_check_init_fini): Declare.
* elf64-ppc.c (call_check_done): Define.
(ppc64_elf_add_symbol_hook): Substitute bfd_get_section_name macro.
(ppc64_elf_check_relocs, ppc64_elf_size_dynamic_sections): Likewise.
(ppc64_elf_finish_multitoc_partition): Remove unnecessary check.
(toc_adjusting_stub_needed): Use call_check_done rather than toc_off.
Simplify return logic. Iterate over all .init and .fini fragments
by recursion. Set makes_toc_func_call here..
(ppc64_elf_next_input_section): ..rather than here.
(check_pasted_section, ppc64_elf_check_init_fini): New functions.
ld/
PR ld/11378
* emultempl/ppc64elf.em (gld${EMULATION_NAME}_after_allocation): Call
ppc64_elf_check_init_fini and warn if .init/.fini use different TOCs.
* elf64-ppc.c (ppc_type_of_stub): Always set *hash to the
function descriptor symbol if there is one, not just for plt stubs.
(ppc64_elf_relocate_section): Use fdh on all ppc_get_stub_entry calls.
* ld/testsuite/ld-arm/arm-merge-incompatiblea.s: Likewise.
* ld/testsuite/ld-arm/arm-merge-incompatibleb.s: Likewise.
* ld/testsuite/ld-arm/arm-elf.exp: Run the new test.
* bfd/elf32-arm.c (elf32_arm_merge_eabi_attributes): Add a check of the
return value from the call to _bfd_elf_merge_object_attributes.
Alan Modra <amodra@gmail.com>
bfd/
* elf32-arm.c (a8_erratum_fix): Add st_type field to record the
destination mode of the a8 stub.
(elf32_arm_link_hash_table): Add top_id field.
(elf32_arm_link_hash_table_create): Initialize top_id.
(arm_type_of_stub): Update prototype, st_type can now be updated
by this function. Actual destination address in case of PLT is
computed here, to help factorizing code.
(elf32_arm_stub_name): Update prototype, use stub_type additional
parameter to build stub name.
(elf32_arm_get_stub_entry): Update prototype, use stub_type
additional parameter to build stub entry.
(arm_build_one_stub): Use bfd_put_16/bfd_put_32 instead of
put_thumb_insn/put_arm_insn as BE8 encoding is now handled later.
Call elf32_arm_final_link_relocate to process all in-stub
relocations.
(elf32_arm_setup_section_lists): Update top_id.
(cortex_a8_erratum_scan): Record stub destination mode.
(elf32_arm_size_stubs): Update call to arm_type_of_stub according
to new prototype.
(elf32_arm_final_link_relocate): Enable processing of in-stub
REL32 relocations. Rely on arm_type_of_stub to detect if a stub is
needed, enabling code factorization.
(elf32_arm_final_link): Process stub sections.
(elf32_arm_output_map_sym): Add entry to code/data map.
ld/testsuite/
* ld-arm/arm-elf.exp: Change .text start address for
farcall-thumb-arm tests. Add v4t variant for farcall-mixed-lib
test.
* ld-arm/farcall-mixed-lib-v4t.d: New test.
* ld-arm/farcall-mixed-lib1.s: Don't force armv5t.
* ld-arm/farcall-mixed-lib2.s: Likewise.
* ld-arm/arm-call.d: Update expected results.
* ld-arm/cortex-a8-far.d: Likewise.
* ld-arm/farcall-group-size2.d: Likewise.
* ld-arm/farcall-group.d: Likewise.
* ld-arm/farcall-mix.d: Likewise.
* ld-arm/farcall-mix2.d: Likewise.
* ld-arm/farcall-mixed-app-v5.d: Likewise.
* ld-arm/farcall-mixed-app.d: Likewise.
* ld-arm/farcall-mixed-lib.d: Likewise.
* ld-arm/farcall-thumb-arm.d: Likewise.
* ld-arm/farcall-thumb-arm-blx.d: Likewise.
* ld-arm/farcall-thumb-arm-pic-veneer.d: Likewise.
* ld-arm/farcall-thumb-arm-blx-pic-veneer.d: Likewise.
* ld-arm/farcall-thumb-arm.s: Update test. Add a new call to
potentially generate different types of stubs.
PR ld/11304
* elf.c (_bfd_elf_init_private_section_data): Rename need_group
to final_link and invert. For final link allow some flags to
differ. Don't specially allow flags to be all zero.
ld/
* ldlang.c (init_os): Remove isec param. Don't check for
bfd_section already set or call bfd_init_private_section_data
here.
(exp_init_os): Update init_os call.
(lang_add_section): Tidy. Really don't set SEC_LINK_ONCE
flags. Call bfd_init_private_section_data here.
(map_input_to_output_sections): Tidy. Update init_os calls.
Use os->sectype to select sec flags for lang_data_statement.
bfd/
2010-02-18 H.J. Lu <hongjiu.lu@intel.com>
* elf32-i386.c (elf_i386_add_symbol_hook): Don't set
has_ifunc_symbols if the symbol comes from a shared library.
* elf32-ppc.c (ppc_elf_add_symbol_hook): Likewise.
* elf32-sparc.c (elf32_sparc_add_symbol_hook): Likewise.
* elf64-ppc.c (ppc64_elf_add_symbol_hook): Likewise.
* elf64-sparc.c (elf64_sparc_add_symbol_hook): Likewise.
* elf64-x86-64.c (elf64_x86_64_add_symbol_hook): Likewise.
ld/testsuite/
2010-02-18 H.J. Lu <hongjiu.lu@intel.com>
* ld-ifunc/ifunc.exp: Expect System V OSABI in dynamic
ifunc-using executable.
commit. Don't write zeros for removed group members.
(_bfd_elf_copy_private_header_data): Adjust size of group section
when group members are removed by objcopy.
bfd/
* elf32-arm.c (elf32_arm_output_arch_local_syms): add
missing mapping symbol to data only sections.
ld/testsuite/
* ld-arm/arm-elf.exp (armelftests): New test case added.
* ld-arm/data-only-map.s: New file.
* ld-arm/data-only-map.d: New file.
* ld-arm/data-only-map.ld: New file.
* elfxx-sparc.c (_bfd_sparc_elf_check_relocs): For R_SPARC_GOTDATA_OP_HIX22
and R_SPARC_GOTDATA_OP_LOX10, only bump the GOT refcount for global
symbols.
(_bfd_sparc_elf_gc_sweep_hook): Likewise only decrement the GOT count for
these relocs on global symbols.
(gdopoff): New.
(_bfd_sparc_elf_relocate_section): Perform GOTDATA optimizations on
local symbol references which are not STT_GNU_IFUNC. Handle
relocation of them like R_SPARC_HIX22 and R_SPARC_LOX10 respectively,
and deal with negative vs. non-negative values properly.
ld/testsuite
* ld-sparc/gotop32.s: Add local symbol case.
* ld-sparc/gotop64.s: Likewise.
* ld-sparc/gotop32.rd: Adjust expected results.
* ld-sparc/gotop32.td: Likewise.
* ld-sparc/gotop64.dd: Likewise.
* ld-sparc/gotop64.rd: Likewise.
* ld-sparc/gotop64.td: Likewise.
(allocate_dynrelocs): Merge got entries here if not doing multi-toc.
(ppc64_elf_size_dynamic_sections): Similarly merge tlsld_got.
(ppc64_elf_layout_multitoc): Don't resize if we have already
merged got entries.
* elf/sparc.h (R_SPARC_JMP_IREL, R_SPARC_IRELATIVE): Define.
bfd/
* reloc.c (BFD_RELOC_SPARC_JMP_IREL): New.
(BFD_RELOC_SPARC_IRELATIVE): Likewise.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
* elfxx-sparc.h (_bfd_sparc_elf_link_hash_table): Add loc_hash_table
and loc_hash_memory.
(_bfd_sparc_elf_link_hash_table_free): Declare.
* elf32-sparc.c (elf32_sparc_add_symbol_hook): New.
(elf_backend_add_symbol_hook, elf_backend_post_process_headers,
bfd_elf32_bfd_link_hash_table_free): Define.
* elf64-sparc.c (elf64_sparc_add_symbol_hook): Set
has_ifunc_symbols if STT_GNU_IFUNC.
(bfd_elf64_bfd_link_hash_table_free): Define.
(elf_backend_post_process_headers): Define always.
* elfxx-sparc.c (sparc_jmp_irel_howto, sparc_irelative_howto): New.
(sparc_reloc_map): Add entries for new IFUNC relocs.
(_bfd_sparc_elf_reloc_type_lookup): Handle new IFUNC relocs.
(_bfd_sparc_elf_info_to_howto_ptr): Likewise.
(elf_sparc_local_htab_hash, elf_sparc_local_htab_eq,
elf_sparc_get_local_sym_hash): New.
(_bfd_sparc_elf_create_dynamic_sections): Move PLT ops initialization
from here...
(_bfd_sparc_elf_link_hash_table_create): ... to here. Allocate
local hash table.
(_bfd_sparc_elf_link_hash_table_free): New.
(create_ifunc_sections): New.
(_bfd_sparc_elf_check_relocs): Unconditionally assign htab->elf.dynobj
and call create_ifunc_sections(). For local STT_GNU_IFUNC symbols
cons up a fake local hash table entry for it. Unconditionally add
a PLT refcount for STT_GNU_IFUNC symbols when h->def_regular. Count
dyn relocs for ifunc.
(_bfd_sparc_elf_adjust_dynamic_symbol): Handle ifunc.
(allocate_dynrelocs): Unconditionally emit a PLT entry when STT_GNU_IFUNC
and h->def_regular. Count GOT dyn relocs for ifunc.
(allocate_local_dynrelocs): New function.
(_bfd_sparc_elf_size_dynamic_sections): Invoke it over the local hash table.
Emit dynamic relocs to irelplt when not shared. Treat iplt like splt.
(_bfd_sparc_elf_relocate_section): Handle ifunc relocations by hand.
(_bfd_sparc_elf_finish_dynamic_symbol): Adjust for non-dynamic ifunc plt
in iplt/irelplt.
ld/testsuite/
* ld-ifunc/ifunc.exp: Run for sparc.
* elfxx-sparc.h (struct _bfd_sparc_elf_link_hash_table): Remove sgot,
srelgot, splt, srelplt, and sgotplt members in favor of generic copies.
* elfxx-sparc.c (create_got_section): Delete.
(_bfd_sparc_elf_create_dynamic_sections): Don't call, the dynamic
section creator does that work for us. Use ->elf.foo instead of
->foo where applicable.
(_bfd_sparc_elf_check_relocs): Use ->elf.foo instead of ->foo
where applicable.
(allocate_dynrelocs): Likewise.
(_bfd_sparc_elf_size_dynamic_sections): Likewise.
(_bfd_sparc_elf_relocate_section): Likewise.
(sparc_vxworks_build_plt_entry): Likewise.
(_bfd_sparc_elf_finish_dynamic_symbol): Likewise.
(sparc_finish_dyn): Likewise.
(sparc_vxworks_finish_exec_plt): Likewise.
(sparc_vxworks_finish_shared_plt): Likewise.
(_bfd_sparc_elf_finish_dynamic_sections): Likewise.
* elfxx-sparc.c (_bfd_sparc_elf_check_relocs): Use the SYMBOL_*
macros for visibilty and locality checks.
(_bfd_sparc_elf_adjust_dynamic_symbol): Likewise.
(allocate_dynrelocs): Likewise.
(_bfd_sparc_elf_relocate_section): Likewise.
(_bfd_sparc_elf_finish_dynamic_symbol):Likewise.
* elfxx-sparc.c (_bfd_sparc_elf_finish_dynamic_symbol): Remove set
but never used local var 'dynobj'.
* elfxx-sparc.c (_bfd_sparc_elf_adjust_dynamic_symbol): Handle
nocopyreloc.
* elf64-ppc.c (struct plt_entry): Move earlier in file.
(struct got_entry): Likewise. Add is_indirect and got.ent fields.
(struct ppc64_elf_obj_tdata): Change tlsld_got to be a struct got_entry.
Update all uses.
(struct ppc_link_hash_table): Add got_reli_size and second_toc_pass.
Remove no_multi_toc.
(update_local_sym_info, ppc64_elf_check_relocs): Clear is_indirect
when allocating a new struct got_entry.
(allocate_got): New function, extracted from..
(allocate_dynrelocs): ..here. Abort on got entry in non-ppc64 bfd.
(ppc64_elf_size_dynamic_sections): Track got relocs allocated in
.reliplt by got_reli_size. Set owner on ppc64_tlsld_got entries.
(ppc64_elf_setup_section_lists): Remove output_bfd param and
no_multi_toc, add add_stub_section and layout_sections_again. Stash
new params in htab. Extract some code to..
(ppc64_elf_start_multitoc_partition): ..here. New function.
(ppc64_elf_next_toc_section): Check for linker script errors. Handle
second pass toc scan.
(merge_got_entries, merge_global_got, reallocate_got): New functions.
(ppc64_elf_reinit_toc): Rename to..
(ppc64_elf_finish_multitoc_partition): ..this.
(ppc64_elf_layout_multitoc): New function.
(ppc64_elf_size_stubs): Delete output_bfd, add_stub_section and
layout_sections_again params.
(ppc64_elf_relocate_section): Handle indirect got entries.
* elf64-ppc.h: Update prototypes. Declare new functions.
ld/
* emultempl/ppc64elf.em (build_toc_list): Report errors from
ppc64_elf_next_toc_section.
(after_allocation): Update for changed function names and params.
Run second pass of multitoc partitioning.
bfd/
2010-01-26 Alan Modra <amodra@gmail.com>
H.J. Lu <hongjiu.lu@intel.com>
PR ld/11218
* elflink.c (elf_link_output_extsym): Do not ignore undefined
symbols with ref_regular set when gc_sections is active.
ld/testsuite/
2010-01-26 H.J. Lu <hongjiu.lu@intel.com>
PR ld/11218
* ld-gc/dummy.s: New.
* ld-gc/pr11218-1.c: Likewise.
* ld-gc/pr11218-2.c: Likewise.
* ld-gc/pr11218.d: Likewise.
* coff-rs6000.c (xcoff_howto_table): Change size to 0 and bitsize to 1.
(_bfd_xcoff_reloc_type_lookup): Handle BFD_RELOC_NONE.
* coff64-rs6000.c (xcoff64_howto_table): Change size to 0 and
bitsize to 1.
(xcoff64_reloc_type_lookup): Handle BFD_RELOC_NONE.
gas/
* write.h (fix_at_start): Declare.
* write.c (fix_new_internal): Add at_beginning parameter.
Use it instead of REVERSE_SORT_RELOCS. Fix the handling of
seg_fix_tailP for the at_beginning/REVERSE_SORT_RELOCS case.
(fix_new, fix_new_exp): Update accordingly.
(fix_at_start): New function.
* config/tc-ppc.c (md_pseudo_table): Add .ref to the OBJ_XCOFF section.
(ppc_ref): New function, for OBJ_XCOFF.
(md_apply_fix): Handle BFD_RELOC_NONE for OBJ_XCOFF.
* config/te-i386aix.h (REVERSE_SORT_RELOCS): Remove #undef.
gas/testsuite/
* gas/ppc/xcoff-ref-1.s, gas/ppc/xcoff-ref-1.l: New test.
* gas/ppc/aix.exp: Run it.
ld/testsuite/
* ld-powerpc/aix-ref-1-32.od, ld-powerpc/aix-ref-1-64.od,
ld-powerpc/aix-ref-1.s: New tests.
* ld-powerpc/aix52.exp: Run them.
(elf_object_p): Read e_phnum extension.
(elf_write_shdrs_and_ehdr): Write e_phnum extension.
* elfcore.h (elf_core_file_p): Read e_phnum extension. Sanity check
that we can read last program header.
R_ARM_THM_CALL entry.
(elf32_arm_final_link_relocate): Correct calculation of
reloc_signed_max when doing a R_ARM_THM_CALL, R_ARM_THM_XPC22,
or R_ARM_THM_JUMP24 relocation.
* coffcode.h (coff_compute_section_file_positions): Move Rs6000COFF_C
block past vars in COFF_IMAGE_WITH_PE block. Report error on more
than 32k sections.
Fix compilation warning on gcc-3.4.
* vms-tir.c (start_etir_record, sto_imm): Rename the prototype
parameter index to sec_index according to the function definition.
* elfxx-mips.c (JR_TO_B_P): New define to transform JR to B.
It is true for all CPUs.
(jal_reloc_p): New function.
(mips_elf_calculate_relocation): Rename require_jalxp to
cross_mode_jump_p.
Update comment for CROSS_MODE_JUMP_P.
Set up cross_mode_jump_p based on the mode change.
(mips_elf_perform_relocation): Rename require_jalx to cross_mode_jump_p.
Update comment for CROSS_MODE_JUMP_P.
Test cross_mode_jump_p and jal_reloc_p to turn jal to jalx.
Use !cross_mode_jump_p to guard conversion.
Convert "jr t9" to "b", if possible.
(_bfd_mips_elf_relocate_section): Rename require_jalx to
cross_mode_jump_p.
Pass &cross_mode_jump_p to call mips_elf_calculate_relocation.
Pass cross_mode_jump_p to call mips_elf_perform_relocation.
* mach-o.h (bfd_mach_o_backend_data): Add arch field.
(bfd_mach_o_set_arch_mach): New prototype.
* mach-o.c (bfd_mach_o_mkobject): Define with bfd_mach_o_gen_mkobject.
(bfd_mach_o_set_arch_mach): New function.
(bfd_mach_o_gen_mkobject): New function.
Set TARGET_ARCHITECTURE for the generic back-ends.
* mach-o-target.c (bfd_mach_o_set_arch_mach): Remove define.
Check that TARGET_ARCHITECTURE is defined.
Add TARGET_ARCHITECTURE in TARGET_NAME_BACKEND structure.
* mach-o-i386.c (TARGET_ARCHITECTURE): Define.
bfd/
2010-01-07 H.J. Lu <hongjiu.lu@intel.com>
PR ld/11138
* elflink.c (elf_link_check_versioned_symbol): Don't abort if
a symbol referenced by DSO is is defined in a non-shared object
and forced local.
ld/testsuite/
2010-01-07 H.J. Lu <hongjiu.lu@intel.com>
PR ld/11138
* ld-elf/pr11138-1.c: New.
* ld-elf/pr11138-1.map: Likewise.
* ld-elf/pr11138-2.c: Likewise.
* ld-elf/pr11138-2.map: Likewise.
* ld-elf/pr11138.out: Likewise.
* ld-elf/shared.exp (build_tests): Add libpr11138-1.so and
libpr11138-2.o.
(run_tests): Add 2 tests for PR ld/11138.
bfd/
2010-01-07 H.J. Lu <hongjiu.lu@intel.com>
PR ld/11133
* elflink.c (_bfd_elf_gc_mark_hook): Check section XXX for
undefined __start_XXX/__stop_XXX in all input files and set
SEC_KEEP.
ld/testsuite/
2010-01-07 H.J. Lu <hongjiu.lu@intel.com>
PR ld/11133
* ld-gc/gc.exp: Run start.
* ld-gc/start.d: New.
* ld-gc/start.s: Likewise.
* dwarf2.c (concat_filename): Rename dirname with dir_name
to void shadowing the dirname function.
Rename subdirname with subdir_name to stay consistent with
the new dir_name variable name.
(struct line_info_table): Add num_sequences, remove last_line,
add sequences.
(add_line_info): Add new sequences as necessary.
(compare_sequences): New function.
(sort_line_sequences): New function.
(decode_line_info): Initialize new fields in line table.
Call sort_line_sequences.
(lookup_address_in_line_info_table): Binary search for proper
sequence.
* elf32-arm.c (elf32_arm_final_link_relocate): limits
fixed.
ld/testsuite/
* ld-arm/arm-elf.exp (armelftests): New test case added.
* ld-arm/reloc-boundaries.s: New file.
* ld-arm/reloc-boundaries.d: New file.
include/elf/
* ppc.h (R_PPC_RELAX32, R_PPC_RELAX32PC, R_PPC_RELAX32_PLT,
R_PPC_RELAX32PC_PLT): Delete.
(R_PPC_RELAX, R_PPC_RELAX_PLT, R_PPC_RELAX_PLTREL24): Define.
bfd/
* elf32-ppc.c (update_plt_info): Clear sec here when addend is
less than 32768..
(ppc_elf_check_relocs): ..rather than doing so here. Ignore new
relax relocs.
(ppc_elf_gc_sweep_hook): Don't segfault when symbol hiding has
removed plt_entry records.
(ppc_elf_tls_setup): Handle PIE calls to __tls_get_addr correctly.
(ppc_elf_tls_optimize): Likewise. Also dec __tls_get_addr refcount
when optimizing code using new tlsgd and tlsld marker relocs.
(ppc_elf_relax_section): Differentiate relaxed PLTREL24 relocs
from ADDR24 relocs using plt or glink. Don't clear the addend
for R_PPC_RELAX_PLTREL24.
(ppc_elf_relocate_section): Correctly handle addends on relaxed
PLTREL24 relocs.
* mach-o.c (struct mach_o_section_name_xlat): Add flags field.
(dwarf_section_names_xlat): Add section flags.
(text_section_names_xlat): Ditto.
(data_section_names_xlat): Ditto.
(bfd_mach_o_convert_section_name_to_bfd): Now return name and section
flags by reference.
(bfd_mach_o_make_bfd_section): Use section flags when know, otherwise
try to guess.
* elfxx-mips.c (mips_elf_calculate_relocation): Correct handling
of undefined symbols.
ld/testsuite/
* ld-mips-elf/undefined.d: New test.
* ld-mips-elf/undefined.s: Source for the new test.
* ld-mips-elf/mips-elf.exp: Run the new test.
* elf32-ppc.c (ppc_elf_relocate_section): Delete __tls_get_addr
symbol reference from relocs belonging to calls that are
optimized away.
* elf64-ppc.c (ppc64_elf_relocate_section): Likewise.
* dlltool.c (PAGE_SIZE): Delete.
(PAGE_MASK): Provide default definition based on COFF_PAGE_SIZE.
Check for DLLTOOL_DEFAULT_MX86_64 and DLLTOOL_DEFAULT_I386.
* coff-i386.h (COFF_PAGE_SIZE): Definition moved to coff/i386.h
* i386lh (COFF_PAGE_SIZE): Define.
* x86_64.h (COFF_PAGE_SIZE): Define.
PR ld/10955
* elfxx-ia64.c (elfNN_ia64_link_hash_table): Add max_short_sec,
max_short_offset, min_short_sec and min_short_offset.
(elfNN_ia64_update_short_info): New.
(elfNN_ia64_relax_section): Update max_short_sec,
max_short_offset, min_short_sec and min_short_offset.
(elfNN_ia64_choose_gp): Use min_short_sec/max_short_sec if
they are set.
reserved, and extra_stack_space members.
(spu_elf_auto_overlay): Use auto_overlay_fixed, auto_overlay_reserved,
and extra_stack_space members of htab->params instead.
Alan Modra