* elf-bfd.h (struct bfd_elf_section_reloc_data): New structure.
(struct bfd_elf_section_data): New members REL and RELA; delete
members REL_HDR, REL_HDR2, REL_COUNT, REL_COUNT2, REL_IDX,
REL_IDX2, REL_HASHES.
(_bfd_elf_init_reloc_shdr): Adjust declaration.
(_bfd_elf_single_rel_hdr): Declare.
(RELOC_AGAINST_DISCARDED_SECTION): Use it.
* elf.c (bfd_section_from_shdr): Adjusted to match changes in
data structures.
(_bfd_elf_init_reloc_shdr): New arg RELDATA. Remove arg REL_HDR.
All callers changed. Allocate memory for the Elf_Internal_Shdr
structure.
(_bfd_elf_single_rel_hdr): New function.
(struct fake_section_arg): New structure.
(elf_fake_section): Expect to see a pointer to it in the third
argument. If doing a relocatable link, allocate both REL and RELA
sections as needed.
(assign_section_numbers): Adjusted to match changes in
data structures.
(_bfd_elf_compute_section_file_positions): Call elf_fake_sections
with a struct fake_section_args argument.
* elfcode.h (elf_write_relocs): Adjusted to match changes in
data structures.
(elf_slurp_reloc_table): Likewise.
* elflink.c (_bfd_elf_link_read_relocs): Likewise.
(_bfd_elf_link_size_reloc_section): Remove arg REL_HDR, replace with
RELDATA. Remove argument O. All callers changed. Remove code to
discover the right rel_hdr and count.
(_bfd_elf_link_output_relocs): Adjusted to match changes in
data structures.
(elf_link_adjust_relocs): Remove args REL_HDR, COUNT and REL_HASH;
replace with RELDATA. All callers changed.
(elf_link_input_bfd): Correctly generate rel_hash data when both
REL and RELA sections are present.
(elf_reloc_link_order): Adjusted to match changes in
data structures.
(bfd_elf_final_link): Simplify code to count relocs. Free the
hashes array for both REL and RELA.
(get_dynamic_reloc_section_name): Use _bfd_elf_single_reloc_hdr
* elf32-m32r.c (m32r_elf_fake_sections, elf_backend_fake_sections):
Delete.
* elf32-tic6x.c (elf32_tic6x_fake_sections, elf_backend_fake_sections):
Delete.
(elf32_tic6x_rel_relocation_p): Adjusted to match changes in
data structures.
* elf32-microblaze.c (microblaze_elf_check_relocs): Use
_bfd_elf_single_rel_hdr.
* elf32-ppc.c (ppc_elf_relax_section): Likewise.
* elf32-spu.c (spu_elf_relocate_section): Likewise.
* elf64-alpha.c (elf64_alpha_relocate_section): Likewise.
* elf64-hppa.c (get_reloc_section): Likewise.
* elf64-mips.c (mips_elf64_slurp_reloc_table): Adjusted to match
changes in data structures.
(mips_elf64_write_relocs): Use _bfd_elf_single_rel_hdr.
* elf64-ppc.c (ppc64_elf_edit_opd): Likewise.
(ppc64_elf_edit_toc): Likewise.
(get_relocs): Adjusted to match changes in data structures.
Allocate an Elf_Internal_Shdr structure if necessary.
(ppc64_elf_finish_dynamic_sections): Use _bfd_elf_single_rel_hdr.
* elf64-sparc.c (elf64_sparc_slurp_reloc_table): Adjusted to match
changes in data structures.
* elfxx-ia64.c (get_reloc_section): Use _bfd_elf_single_rel_hdr.
* elfxx-mips.c (MIPS_RELOC_RELA_P): Remove macro.
(mips_elf_rel_relocation_p): Adjusted to match changes in data
structures.
(_bfd_mips_elf_relocate_section): Use mips_elf_rel_relocation_p rather
than MIPS_RELOC_RELOCA_P.
* elfxx-sparc.c (_bfd_sparc_elf_check_relocs): Use
_bfd_elf_single_rel_hdr.
(_bfd_sparc_elf_relocate_section): Likewise.
ld/
* emultempl/xtensaelf.em (replace_insn_sec_with_prop_sec): Use
_bfd_elf_single_rel_hdr.
PR corefile/8210
bfd/
* bfd-in2.h: Regenerate.
* corefile.c (bfd_core_file_pid): New.
* targets.c (BFD_JUMP_TABLE_CORE): Add NAME##_core_file_pid.
(struct bfd_target) <_core_file_pid>: New.
* libbfd-in.h (_bfd_nocore_core_file_pid): Declare.
* libbfd.c (_bfd_nocore_core_file_pid): New.
* elf-bfd.h (bfd_elf32_core_file_pid, bfd_elf64_core_file_pid):
Declare.
* elfcode.h (elf_core_file_pid): New define.
* elfcore.h (elf_core_file_pid): New function.
* elf.c (elfcore_make_pid): Rewrite.
(elfcore_grok_prstatus): Only set core_pid if not set yet.
(elfcore_grok_prstatus) [!HAVE_PRSTATUS_T_PR_WHO]: Fallback to
getting the lwpid from prstat.pr_pid.
* elf64-x86-64.c (elf64_x86_64_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
(elf64_x86_64_grok_psinfo): Extract the the main process's PID,
and store it in elf_tdata's core_pid field.
* elf32-i386.c (elf_i386_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
(elf_i386_grok_psinfo): Extract the the main process's PID, and
store it in elf_tdata's core_pid field.
* elf32-am33lin.c (elf32_am33lin_grok_prstatus): Write the LWPID
to elf_tdata's core_lwpid instead of to core_pid.
* elf32-arm.c (elf32_arm_nabi_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf32-cris.c (cris_elf_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf32-frv.c (elf32_frv_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf32-hppa.c (elf32_hppa_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf32-mips.c (elf32_mips_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf32-ppc.c (ppc_elf_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf32-s390.c (elf_s390_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf32-score.c (s3_bfd_score_elf_grok_prstatus): Write the LWPID
to elf_tdata's core_lwpid instead of to core_pid.
* elf32-score7.c (s7_bfd_score_elf_grok_prstatus): Write the LWPID
to elf_tdata's core_lwpid instead of to core_pid.
* elf32-sh.c (elf32_shlin_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf32-xtensa.c (elf_xtensa_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf64-hppa.c (elf64_hppa_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf64-mips.c (elf64_mips_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elf64-ppc.c (ppc64_elf_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* elfn32-mips.c (elf32_mips_grok_prstatus): Write the LWPID to
elf_tdata's core_lwpid instead of to core_pid.
* plugin.c (bfd_plugin_core_file_pid): New function.
* aout-target.h (MY_core_file_pid): Define.
* aout-tic30.c (MY_core_file_pid, MY_core_file_p): New defines.
* coff-rs6000.c (coff_core_file_pid): New define.
(rs6000coff_vec, pmac_xcoff_vec): Use BFD_JUMP_TABLE_CORE.
* coff64-rs6000.c (coff_core_file_pid): New define.
(rs6000coff64_vec): Use BFD_JUMP_TABLE_CORE.
(xcoff64_core_file_pid): New define.
(aix5coff64_vec): Use BFD_JUMP_TABLE_CORE.
* mach-o-target.c (bfd_mach_o_core_file_pid): New define.
* aix386-core.c (aix386_core_file_pid): New define.
* hppabsd-core.c (hppabsd_core_core_file_pid): New define.
* hpux-core.c (hpux_core_core_file_pid): New define.
* irix-core.c (irix_core_core_file_pid): New define.
* lynx-core.c (lynx_core_file_pid): New define.
* osf-core.c (osf_core_core_file_pid): New define.
* ptrace-core.c (ptrace_unix_core_file_pid): New define.
* sco5-core.c (sco5_core_file_pid): New define.
* xcoff-target.h (coff_core_file_pid): New define.
* netbsd-core.c (netbsd_core_core_file_pid): New define.
gdb/
2010-08-18 Pedro Alves <pedro@codesourcery.com>
PR corefile/8210
gdb/
* corelow.c (add_to_thread_list): Don't use
gdbarch_core_reg_section_encodes_pid. Use bfd_core_file_pid.
(get_core_register_section): Don't use
gdbarch_core_reg_section_encodes_pid.
* gdbarch.sh (core_reg_section_encodes_pid): Delete.
* gdbarch.h, gdbarch.c: Regenerate.
* amd64-sol2-tdep.c (amd64_sol2_init_abi): Don't set
gdbarch_core_reg_section_encodes_pid.
* i386-sol2-tdep.c (i386_sol2_init_abi): Ditto.
* sparc-sol2-tdep.c (sparc32_sol2_init_abi): Ditto.
* sparc64-sol2-tdep.c (sparc64_sol2_init_abi): Ditto.
* elf32-ppc.c (ppc_elf_relax_section): Insert branch around
trampolines only for .init and .fini sections.
ld/testsuite/
* ld-powerpc/relax.s: Add branch back to _start.
* ld-powerpc/relax.d: Update.
* ld-powerpc/relaxr.d: Update.
* elf32-ppc.c (apuinfo_set): New static var.
(ppc_elf_begin_write_processing): Set it here, always create an
APUinfo section if there were any in the inputs.
(ppc_elf_write_section): Check apuinfo_set.
(ppc_elf_final_write_processing): Likewise.
ld/testsuite/
* ld-powerpc/apuinfo-nul.rd: New.
* ld-powerpc/apuinfo-nul1.s: New.
* ld-powerpc/powerpc.exp: Add it.
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.
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.
* 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.
* elf32-ppc.c (ppc_elf_howto_raw): Make R_PPC_EMB_SDAI16 and
R_PPC_EMB_SDA2I16 complain_overflow_signed.
(create_sdata_sym): Pass info rather than htab.
Update all callers. Ensure symbols are hidden.
(ppc_elf_check_relocs): Allow SDAREL16 when shared.
(ppc_elf_size_dynamic_sections): When shared, equate _SDA_BASE_ to
_GLOBAL_OFFSET_TABLE_.
(elf_finish_pointer_linker_section): Don't assume that sdata base
symbol is always at 0x8000 offset. Don't subtract the addend here.
(is_static_defined): New function.
(ppc_elf_relocate_section): Verify symbol base used in SDA relocs
is statically defined. Clear addend for EMB_SDAI16 and EMB_SDA2I16
relocs. Downgrade error on unexpected section for EMB_SDA2REL
reloc symbols to a warning.
* elf32-ppc.c (shared_stub_entry, stub_entry): Use r12, not r11.
(ppc_elf_relax_section): Use symbol index to distinguish
relocatable stubs.
ld/testsuite/
* ld-powerpc/relax.s: New.
* ld-powerpc/relax.d: New.
* ld-powerpc/relaxr.d: New.
* ld-powerpc/powerpc.exp: Add new tests.
info for STT_GNU_IFUNC.
* elf32-ppc.c (ppc_elf_check_relocs): Count a needed plt entry
on got refs in case the symbol turns out to be ifunc.
(ppc_elf_gc_sweep_hook): Similarly.
(ppc_elf_adjust_dynamic_symbol): Adjust assertion.
(allocate_dynrelocs): Don't specially allocate got relocs for ifunc.
(ppc_elf_size_dynamic_sections): Likewise.
(ppc_elf_relocate_section): Likewise.
for local ifunc symbols in non-pie executables, regardless of
reloc type. Don't specially create ifunc dyn relocs. Tidy ifunc
code so that it's obvious that we only do anything special for
local ifunc syms.
(ppc_elf_gc_sweep_hook): Adjust to suit check_relocs changes.
(allocate_dynrelocs): Correct comment for syms defined in plt.
Don't specially allocate ifunc dyn relocs.
(ppc_elf_relax_section): Relax branches to ifunc plt entries too.
(ppc_elf_relocate_section): Set "relocation" value for ifunc
syms in non-pie executables. No specially allocated dyn relocs
for ifunc to write. Allow for local sym on R_PPC_RELAX32_PLT.
(ppc_elf_finish_dynamic_symbol): Set value of ifunc symbols in
a non-pie executable.
used by indirect function support. Count dynamic relocs for
ifunc syms.
(ppc_elf_adjust_dynamic_symbol): Tweak for ifunc.
(allocate_dynrelocs): Allocate all non-dynamic ifunc plt entries
in iplt and their relocs in reliplt. Don't make ifunc syms
dynamic. Allocate got entry relocs for non-dynamic ifunc in
reliplt. Handle other dynamic relocs for ifunc.
(ppc_elf_size_dynamic_sections): Alloc dyn relocs for static
ifunc in reliplt, likewise relocs for got against local ifunc.
Typo fix on reliplt size adjust.
(ppc_elf_relocate_section): Don't use plt scheme of allocating
relocs 1-1 with entries for iplt, instead just add using
reloc_count. Write got relocs and dyn relocs for ifunc to reliplt.
Error on invalid ifunc dyn relocs.
(ppc_elf_finish_dynamic_symbol): Adjust for non-dynamic ifunc plt
in iplt/reliplt.
* elf64-ppc.c (ppc64_elf_howto_raw): Add R_PPC64_JMP_IREL,
R_PPC64_REL16, R_PPC64_REL16_LO, R_PPC64_REL16_HI, R_PPC64_REL16_HA.
(ppc64_elf_reloc_type_lookup): Handle new relocs.
(ppc64_elf_check_relocs): Likewise. Count dyn relocs for ifunc.
(allocate_dynrelocs): As for elf32-ppc.c above.
(ppc64_elf_size_dynamic_sections): Likewise.
(ppc_build_one_stub): Put non-dynamic ifunc plt call stubs in iplt,
and their relocs in reliplt. Use R_PPC64_JMP_IREL.
(ppc_size_one_stub): Similarly.
(ppc64_elf_relocate_section): As for elf32-ppc.c above. Handle new
relocs too.
(ppc64_elf_finish_dynamic_symbol): As for elf32-ppc.c above.
(is_nonpic_glink_stub): New function.
(ppc_elf_get_synthetic_symtab): Check for last non-pic stub rather
than first pic one.
(struct ppc_elf_link_hash_table <glink_pltresolve>): Comment fix.
* ppc.h (R_PPC_TLSGD, R_PPC_TLSLD): Add new relocs.
* ppc64.h (R_PPC64_TLSGD, R_PPC64_TLSLD): Add new relocs.
bfd/
* reloc.c (BFD_RELOC_PPC_TLSGD, BFD_RELOC_PPC_TLSLD): New.
* section.c (struct bfd_section): Add has_tls_get_addr_call.
(BFD_FAKE_SECTION): Init new flag.
* ecoff.c (bfd_debug_section): Likewise.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
* elf32-ppc.c (ppc_elf_howto_raw): Add R_PPC_TLSGD and R_PPC_TLSLD.
(ppc_elf_reloc_type_lookup): Handle new relocs.
(ppc_elf_check_relocs): Set has_tls_get_addr_call on finding such
without marker relocs.
(ppc_elf_tls_optimize): Allow out-of-order __tls_get_addr relocs
if section has no old-style calls.
(ppc_elf_relocate_section): Set tls_mask for non-tls relocs too.
Don't try to optimize new-style __tls_get_addr call when handling
arg setup relocs. Instead do so for R_PPC_TLSGD and R_PPC_TLSLD
relocs.
* elf64-ppc.c (ppc64_elf_howto_raw): Add R_PPC64_TLSGD, R_PPC64_TLSLD.
(ppc64_elf_reloc_type_lookup): Handle new relocs.
(ppc64_elf_check_relocs): Set has_tls_get_addr_call on finding such
without marker relocs.
(ppc64_elf_tls_optimize): Allow out-of-order __tls_get_addr relocs
if section has no old-style calls. Set toc_ref for new relocs as
appropriate.
(ppc64_elf_relocate_section): Set tls_mask for non-tls relocs too.
Don't try to optimize new-style __tls_get_addr call when handling
arg setup relocs. Instead do so for R_PPC_TLSGD and R_PPC_TLSLD
relocs.
gas/
* config/tc-ppc.c (ppc_elf_suffix): Error if ppc32 tls got relocs
have non-zero addend.
(md_assemble): Parse args of __tls_get_addr calls.
(md_apply_fix): Handle BFD_RELOC_PPC_TLSGD and BFD_RELOC_PPC_TLSLD.
ld/testsuite/
* ld-powerpc/tlsmark.s, * ld-powerpc/tlsmark.d: New test.
* ld-powerpc/tlsmark32.s, * ld-powerpc/tlsmark32.d: New test.
* ld-powerpc/powerpc.exp: Run them.
add toc.symndx and toc.add.
(ppc64_elf_check_relocs): Don't set htab->tls_get_addr here.
Set up toc.add.
(get_tls_mask): Add toc_addend param, set from toc.add. Adjust all
callers.
(ppc64_elf_tls_setup): Set htab->tls_get_addr and tls_get_addr_fd.
(branch_reloc_hash_match): New function, extracted from..
(ppc64_elf_tls_optimize): ..here.
(ppc64_elf_relocate_section): Properly set addends when optimizing
tls sequences. Avoid unnecessary reading and writing of insns.
Only redo reloc when symbol changed. Bypass symbol checks when
using tlsld_got.
* elf32-ppc.c (ppc_elf_tls_setup): Correct comment.
(branch_reloc_hash_match): New function, extracted from..
(ppc_elf_tls_optimize): ..here.
(ppc_elf_relocate_section): Avoid unnecessary reading of insns.
Don't clear addend on zapped __tls_get_addr reloc.
given name matches the name of the reloc-containing section
associated with the given section.
(get_dynamic_reloc_section_name): New function. Computes the name
of the section that contains the dynamic relocs associated with
the given section.
(_bfd_elf_get_dynamic_reloc_section): New function. Returns a
pointer to the section containing the dynamic relocs associated
with the given section.
(_bfd_elf_make_dynamic_reloc_section): New function. Creates a
section to contain the dynamic relocs associated with a given
section.
* elf-bfd.h: Prototype the new functions.
* elf-m10300.c (mn10300_elf_check_relocs): Use new functions.
(mn10300_elf_final_link_relocs): Likewise.
* elf32-arm.c (reloc_section_p): Delete - replaced by new
functions.
(elf32_arm_final_link_relocate): Use new functions.
(elf32_arm_check_relocs): Likewise.
* elf32-cris.c (cris_elf_relocate_section): Likewise.
(elf_cris_check_relocs): Likewise.
* elf32-hppa.c (elf32_hppa_check_relocs): Likewise.
* elf32-i370.c (i370_elf_check_relocs): Likewise.
(i370_elf_relocate_section): Likewise.
* elf32-i386.c (elf_i386_check_relocs): Likewise.
* elf32-m32r.c (m32r_elf_relocate_section): Likewise.
(m32r_elf_check_relocs): Likewise.
* elf32-m68k.c (elf_m68k_check_relocs): Likewise.
* elf32_ppc.c (ppc_elf_check_relocs): Likewise.
(ppc_elf_relocate_section): Likewise.
* elf32-s390.c (elf_s390_check_relocs): Likewise.
* elf32-sh.c (sh_elf_relocate_section): Likewise.
(sh_elf_check_relocs): Likewise.
* elf32-vax.c (elf_vax_check_relocs): Likewise.
(elf_vax_relocate_section): Likewise.
* elf64-alpha.c (elf64_alpha_check_relocs): Likewise.
* elf64-ppc.c (ppc64_elf_check_relocs): Likewise.
* elf64-s390.c (elf_s390_check_relocs): Likewise.
* elf64-sh64.c (sh_elf64_relocate_section): Likewise.
* elf64-x86-64.c (elf64_x86_64_check_relocs): Likewise.
* elfxx-sparc.c (_bfd_sparc_elf_check_relocs): Likewise.
* elf32-bfin.c (bfin_check_relocs): Remove redundant local
variable 'sreloc'.
(bfin_relocate_section): Likewise.
* elf32-v850.c (v850_elf_check_relocs): Likewise.
TLS_LD even when symbol is used with other TLS reloc types.
(ppc_elf_relocate_section): Bypass symbol checks when using tlsld_got.
Leave addend zero on LD DTPMOD dynamic reloc.
* elf32-ppc.c (SYM_VAL): Define. Use throughout to find symbol vma.
(ppc_elf_relocate_section): Correct GOT offset calculation.
(ppc_elf_finish_dynamic_symbol): Use PPC_HA and PPC_LO.
(ppc_elf_finish_dynamic_sections): Likewise. Error if
htab->elf.hgot symbol is not defined in htab->got section.
(ppc_elf_get_synthetic_symtab): New function.
(bfd_elf32_get_synthetic_symtab): Define.
* elf64-ppc.c (section_covers_vma): New function.
(ppc64_elf_get_synthetic_symtab): Generate sym@plt on glink branch
table entries, and __glink_PLTresolve on resolver stub.
(ppc64_elf_build_stubs): Rename __glink sym to __glink_PLTresolve.
* elf32-ppc.c (MUST_BE_DYN_RELOC): Delete.
(must_be_dyn_reloc): New function.
(ppc_elf_check_relocs): Don't set DF_STATIC_TLS for tprel relocs
in pies.
(ppc_elf_tls_optimize): Optimise pies.
(ppc_elf_relocate_section): Use a section symbol rather than no
symbol if possible for LD->IE TLS sequence, but don't error if
we must use no symbol.
* elf64-ppc.c (MUST_BE_DYN_RELOC): As for elf32-ppc.c.
(must_be_dyn_reloc): Likewise.
(ppc64_elf_check_relocs): Likewise.
(ppc64_elf_tls_optimize): Likewise.
(ppc64_elf_relocate_section): Likewise.
undefined symbols with internal or hidden visibility.
(ppc_elf_relocate_section): Likewise. Use SYMBOL_CALLS_LOCAL
rather than SYMBOL_REFERENCES_LOCAL on branches. Don't
return immediately on dynamic reloc error.
for R_PPC_REL32 syms. Don't set non_got_ref on branch reloc syms,
and assume branch relocs are not dynamic when non-shared.
(readonly_dynrelocs): New function, split out from..
(maybe_set_textrel): ..here, renamed from old readonly_dynrelocs.
(ppc_elf_adjust_dynamic_symbol): For symbols generating plt entries,
clear non_got_ref..
(allocate_dynrelocs): ..and don't set u.def for undefined weak.
Do allow dynamic relocs on undefined symbols.
(ppc_elf_adjust_dynamic_symbol): Use readonly_dynrelocs.
(ppc_elf_relocate_section): Mirror dynamic reloc changes in
check_relocs.
(ppc_elf_finish_dynamic_symbol): Don't give a warning on weak
plt symbols needing pointer_equality_needed.
pointer_equality_needed.
(ppc_elf_check_relocs): Split out non-branch relocs from others
that might emit dynamic relocs. Set pointer_equality_needed
for their symbols. Don't set non_got_ref on branch reloc symbols.
(ppc_elf_hash_symbol): New function.
(elf_backend_hash_symbol): Define.
(ppc_elf_finish_dynamic_symbol): Handle pointer_equality_needed.
Error if pointer_equality_needed on weak plt symbol.
* libbfd.c (bfd_realloc_or_free): New function. Performs like
bfd_realloc, but if the (re)allocation fails, the pointer is
freed.
* libbfd-in.h: Prototype.
* libbfd.h: Regenerate.
* bfdio.c (bfd_bwrite): Use the new function.
(bfd_seek): Likewise.
* bfdwin.c:(bfd_get_file_window): Likewise.
* elf-strtab.c (_bfd_elf_strtab_add): Likewise.
* elf32-ppc.c (ppc_elf_relax_section): Likewise.
* elf32-xtensa.c (vsprintf_msg): Likewise.
* mach-o.c (bfd_mach_o_core_fetch_environment): Likewise.
* stabs.c (_bfd_link_seciton_stabs): Likewise.
* vms-misc.c (_bfd_vms_get_record): Likewise.
* vms-tir.c (check_section): Likewise.
* vms.c (vms_new_section_hook): Likewise.
* elf32-arm.c (elf32_arm_section_map_add): Check that the
allocation of sec_data->map succeeded before using it.
* elflink.c (elf_link_output_sym): Do not overwrite finfo->
symshndxbuf until it is known that the reallocation succeeded.
* elf-bfd.h (enum elf_object_id): New enum, used to identify
target specific extensions to the elf_obj_tdata structure.
(struct elf_obj_tdata): New field 'object_id'.
(elf_object_id, elf_program_header_size, elf_symtab_hdr): New
macros for accessing fields in the elf_obj_tdata structure.
(bfd_elf_mkobject): Rename to bfd_elf_make_generic_object.
(bfd_elf_allocate_object): New function.
* elf.c (bfd_elf_mkobject): Rename to bfd_elf_make_generic_object
and implement by calling bfd_elf_allocate_object.
(bfd_elf_allocate_object): New function: Allocates an
elf_obj_tdata structure, possibly with a target specific
extension.
* elfxx-target.h (bfd_elfNN_mkobject): Use
bfd_elf_make_generic_object as the default value.
* elf32-arm.c (elf32_arm_obj_tdata): Rename to elf_arm_obj_tdata
for consistency with other, similar structures.
(is_arm_elf): New macro. Checks a BFD to make sure that is an ARM
ELF bfd.
(elf32_arm_mkobject): Call bfd_elf_allocate_object.
(bfd_elf32_arm_vfp11_erratum_scan): Use is_arm_elf macro to check
the bfd being processed.
(bfd_elf32_arm_vfp11_fix_veneer_locations): Likewise.
(bfd_elf32_arm_set_target_relocs): Likewise.
(bfd_elf32_arm_final_link_relocate): Likewise.
(bfd_elf32_arm_copy_private_bfd_data): Likewise.
(bfd_elf32_arm_merge_eabi_attributes): Likewise.
(bfd_elf32_arm_merge_private_bfd_data): Likewise.
(bfd_elf32_arm_check_relocs): Likewise.
(bfd_elf32_arm_gc_mark_extra_sections): Likewise.
(bfd_elf32_arm_size_dynamic_sections): Likewise.
(bfd_elf32_arm_process_before_allocation): Use elf_symtab_hdr.
(bfd_elf32_arm_init_maps): Likewise.
(bfd_elf32_arm_final_link_relocate): Likewise.
(bfd_elf32_arm_relocate_section): Likewise.
(bfd_elf32_arm_gc_sweep_hook): Likewise.
(bfd_elf32_arm_check_relocs): Likewise.
(bfd_elf32_arm_size_dynamic_sections): Likewise.
* elf32-i386.c (elf_i386_mkobject): Call bfd_elf_allocate_object.
(is_i386_elf): New macro. Checks a BFD to make sure that is an x86
ELF bfd.
(elf_i386_check_relocs): Use is_i386_elf macro to check the bfd
being processed.
(elf_i386_size_dynamic_sections): Likewise.
(elf_i386_relocate_section): Likewise.
(elf_i386_check_relocs): Use elf_symtab_hdr.
(elf_i386_gc_sweep_hook): Likewise.
(elf_i386_size_dynamic_sections): Likewise.
(elf_i386_relocate_section): Likewise.
* elf32-ppc.c (ppc_elf_mkobject): Call bfd_elf_allocate_object.
(elf_create_pointer_linker_section): Use is_ppc_elf_target to
verify that the bfd before accessing target specific fields.
(ppc_elf_check_relocs): Likewise.
(elf_finish_pointer_linker_section): Likewise.
(elf_create_pointer_linker_section): Use elf_symtab_hdr.
(ppc_elf_check_relocs): Likewise.
(ppc_elf_gc_sweep_hook): Likewise.
(ppc_elf_tls_optimize): Likewise.
(ppc_elf_size_dynamic_sections): Likewise.
(ppc_elf_relax_section): Likewise.
(ppc_elf_relocate_section): Likewise.
* elf32-s390.c (struct elf_s390_obj_tdata): Add a comment
reminding programmers to keep this structure in sync with the one
defined in elf64-s390.c.
(elf_s390_mkobject): Call bfd_elf_allocate_object.
(is_s390_elf): New macro. Checks a BFD to make sure that is an s390
ELF bfd.
(elf_s390_check_relocs): Use is_s390_elf macro to check the bfd
being processed.
(elf_s390_size_dynamic_sections): Likewise.
(elf_s390_relocate_section): Likewise.
(elf_s390_check_relocs): Use elf_symtab_hdr.
(elf_s390_gc_sweep_hook): Likewise.
(elf_s390_size_dynamic_sections): Likewise.
(elf_s390_relocate_section): Likewise.
* elf32-sh.c (sh_elf_mkobject): Call bfd_elf_allocate_object.
(is_sh_elf): New macro. Checks a BFD to make sure that is an SH
ELF bfd.
(sh_elf_size_dynamic_sections): Use is_sh_elf macro to check the
bfd being processed.
(sh_elf_relocate_section): Likewise.
(sh_elf_check_relocs): Likewise.
(sh_elf_copy_private_data): Likewise.
(sh_elf_relax_section): Use elf_symtab_hdr.
(sh_elf_size_dynamic_sections): Likewise.
(sh_elf_relocate_section): Likewise.
(sh_elf_get_relocated_section_contents): Likewise.
(sh_elf_gc_sweep_hook): Likewise.
(sh_elf_check_relocs): Likewise.
* elf64-alpha.c (elf64_alpha_mkobject): Call bfd_elf_allocate_object.
(is_alpha_elf): New macro. Checks a BFD to make sure that is an
Alpha ELF bfd.
(elf64_alpha_create_got_section): Use is_alpha_elf macro to check
the bfd being processed.
(elf64_alpha_create_dynamic_section): Likewise.
(elf64_alpha_check_relocs): Likewise.
(elf64_alpha_size_got_sections): Likewise.
(elf64_alpha_relax_section): Likewise.
(elf64_alpha_relocate_section): Likewise.
(elf64_alpha_final_link): Likewise.
(elf64_alpha_check_relocs): Use elf_symtab_hdr.
(elf64_alpha_relax_section): Likewise.
(elf64_alpha_relocate_section_r): Likewise.
(elf64_alpha_relocate_section): Likewise.
* elf64-ppc.c (ppc64_elf_mkobject): Call bfd_elf_allocate_object.
(ppc64_elf_check_relocs): Use is_ppc64_elf_target to check the bfd
being processed.
(opd_entry_value): Likewise.
(allocate_dynrelocs): Likewise.
(ppc64_elf_relocate_section): Likewise.
(ppc64_elf_check_relocs): Use elf_symtab_hdr.
(opd_entry_value): Likewise.
(ppc64_elf_gc_sweep_hook): Likewise.
(get_sym_h): Likewise.
(ppc64_elf_edit_opd): Likewise.
(ppc64_elf_tls_optimize): Likewise.
(ppc64_elf_edit_toc): Likewise.
(ppc64_elf_size_dynamic_sections): Likewise.
(toc_adjusting_stub_needed): Likewise.
(ppc64_elf_size_stubs): Likewise.
(ppc64_elf_relocate_section): Likewise.
* elf64-s390.c (struct elf_s390_obj_tdata): Add a comment
reminding programmers to keep this structure in sync with the one
defined in elf32-s390.c.
(elf_s390_mkobject): Call bfd_elf_allocate_object.
(is_s390_elf): New macro. Checks a BFD to make sure that is an s390
ELF bfd.
(elf_s390_check_relocs): Use is_s390_elf macro to check the bfd
being processed.
(elf_s390_size_dynamic_sections): Likewise.
(elf_s390_relocate_section): Likewise.
(elf_s390_check_relocs): Use elf_symtab_hdr.
(elf_s390_gc_sweep_hook): Likewise.
(elf_s390_size_dynamic_sections): Likewise.
(elf_s390_relocate_section): Likewise.
* elf64-x86_64.c (elf64_x86_64_mkobject): Call bfd_elf_allocate_object.
(is_x86_64_elf): New macro. Checks a BFD to make sure that is an
x86_64 ELF bfd.
(elf64_x86_64_check_relocs): Use is_x86_64_elf macro to check the bfd
being processed.
(elf64_x86_64_size_dynamic_sections): Likewise.
(elf64_x86_64_relocate_section): Likewise.
(elf64_x86_64_check_relocs): Use elf_symtab_hdr.
(elf64_x86_64_gc_sweep_hook): Likewise.
(elf64_x86_64_size_dynamic_sections): Likewise.
(elf64_x86_64_relocate_section): Likewise.
* elfxx-sparc.c (_bfd_sparc_elf_mkobject): Call bfd_elf_allocate_object.
(is_sparc_elf): New macro. Checks a BFD to make sure that is a Sparc
ELF bfd.
(_bfd_sparc_elf_check_relocs): Use is_sparc_elf macro to check the
bfd being processed.
(_bfd_sparc_elf_gc_sweep_hook): Likewise.
(_bfd_sparc_elf_size_dynamic_sections): Likewise.
(_bfd_sparc_elf_check_relocs): Use elf_symtab_hdr.
(_bfd_sparc_elf_gc_sweep_hook): Likewise.
(_bfd_sparc_elf_size_dynamic_sections): Likewise.
(_bfd_sparc_elf_relocate_section): Likewise.
* elfxx-target.h (elf_backend_write_core_note): Define and use.
* elf.c (elfcore_write_prpsinfo): Call the above. Add support for
32-bit core note on 64-bit target.
(elfcore_write_prstatus): Likewise.
(elfcore_write_lwpstatus): Make note_name const.
(elfcore_write_prfpreg): Likewise.
(elfcore_write_pstatus): Add support for 32-bit core note on 64-bit
target.
* elf32-ppc.c (ppc_elf_write_core_note): New function.
(elf_backend_write_core_note): Define.
* elf64-ppc.c (ppc64_elf_write_core_note): New function.
(elf_backend_write_core_note): Define.
* bfd-in.h (bfd_arm_vfp11_fix): New enum. Specify how VFP11
instruction scanning should be done.
(bfd_elf32_arm_init_maps, bfd_elf32_arm_vfp11_erratum_scan)
(bfd_elf32_arm_vfp11_fix_veneer_locations): Add prototypes.
(bfd_elf32_arm_set_target_relocs): Add vfp11 fix type argument to
prototype.
* elf-bfd.h (elf_backend_write_section): Add struct bfd_link_info
argument.
* elf32-arm.c (VFP11_ERRATUM_VENEER_SECTION_NAME)
(VFP11_ERRATUM_VENEER_ENTRY_NAME): Define macros.
(elf32_vfp11_erratum_type): New enum.
(elf32_vfp11_erratum_list): New struct. List of veneers or jumps to
veneers.
(_arm_elf_section_data): Add mapsize, erratumcount, erratumlist.
(elf32_arm_link_hash_table): Add vfp11_erratum_glue_size,
vfp11_fix and num_vfp11_fixes fields.
(elf32_arm_link_hash_table_create): Initialise vfp11_fix,
vfp11_erratum_glue_size, num_vfp11_fixes fields.
(VFP11_ERRATUM_VENEER_SIZE): Define. Size of an (ARM) veneer.
(bfd_elf32_arm_allocate_interworking_sections): Initialise erratum
glue section.
(elf32_arm_section_map_add): Add an code/data mapping symbol entry
to a section's map.
(record_vfp11_erratum_veneer): Create a single veneer, and its
associated symbols.
(bfd_elf32_arm_add_glue_sections_to_bfd): Add vfp11 erratum glue.
(bfd_elf32_arm_init_maps): Initialise mapping symbol table for input
BFDs.
(bfd_elf32_arm_set_vfp11_fix): Set the type of erratum workaround
required.
(bfd_arm_vfp11_pipe): Define VFP11 instruction pipes.
(bfd_arm_vfp11_regno): Recode a register number from a VFP11 insn.
(bfd_arm_vfp11_write_mask): Update write mask according to coded
register number.
(bfd_arm_vfp11_antidependency): New function.
(bfd_arm_vfp11_insn_decode): Decode a VFP11 insn.
(elf32_arm_compare_mapping): Declare.
(bfd_elf32_arm_vfp11_erratum_scan): Scan the sections of an input
BFD for potential erratum-triggering insns. Record results.
(bfd_elf32_arm_vfp11_fix_veneer_locations): Find out where veneers
and branches to veneers have been placed in virtual memory after
layout.
(bfd_elf32_arm_set_target_relocs): Set vfp11_fix field in global
hash table.
(elf32_arm_output_symbol_hook): Remove.
(elf32_arm_write_section): Output veneers, and branches to veneers.
Use maps from input sections, not output sections, for code
byte-swapping.
* elf32-ppc.c (ppc_elf_write_section): Add dummy link_info argument.
* elf32-score.c (_bfd_score_elf_write_section): Likewise.
* elfxx-mips.c (_bfd_mips_elf_write_section): Likewise.
* elfxx-mips.h (_bfd_mips_elf_write_section): Likewise.
argument and emits the string followed by a comma and then the length of
the string.
(CONST_STRNEQ): New macro. Checks to see if a variable string has a constant
string as its initial characters.
(CONST_STRNCPY): New macro. Copies a constant string to the start of a
variable string.
* bfd-in2.h: Regenerate.
* <remainign files>: Make use of the new macros.
* elf32-ppc.c (ppc_elf_relocate_section): Copy addend from
first relocation to the second when relaxing TLS GD to LE;
zero it out when relaxing to IE.
ld/testsuite/ChangeLog:
* ld-powerpc/tls32.s: Verify that +32768 @plt addend is
discarded.
against __GLOBAL_OFFSET_TABLE__ need never be dynamic. Tweak
last change to REL32 relocs so that they are counted as
possibly dynamic as per REL24 and REL14.
Nick Clifton