* elf64-ppc.c: Define more insns used in plt call stubs.
(ppc64_elf_brtaken_reloc): Assume isa version 2 or above.
(ppc64_elf_relocate_section): Likewise.
(enum ppc_stub_type): Add ppc_stub_plt_call_r2save.
(struct ppc_link_hash_table): Increase size of stub_count array.
Add plt_stub_align and plt_thread_safe.
(ALWAYS_USE_FAKE_DEP, ALWAYS_EMIT_R2SAVE): Define.
(plt_stub_size, plt_stub_pad): New functions.
(build_plt_stub): Emit barriers for power7 thread safety. Don't
emit needless save of r2.
(build_tls_get_addr_stub): Adjust params.
(ppc_build_one_stub): Handle ppc_stub_plt_call_r2save and aligning
plt stubs. Adjust build_*plt_stub calls.
(ppc_size_one_stub): Similarly.
(ppc64_elf_size_stubs): Accept plt_thread_safe and plt_stub_align
params. Choose default for plt_thread_safe based on existence of
calls to thread creation functions. Modify plt_call to
plt_call_r2save when no tocsave reloc found. Align tail of stub
sections.
(ppc64_elf_build_stubs): Align tail of stub sections. Adjust
output of stub statistics.
(ppc64_elf_relocate_section): Handle ppc_stub_plt_call_r2save.
* elf64-ppc.h (ppc64_elf_size_stubs): Update prototype.
ld/
* emultempl/ppc64elf.em (PARSE_AND_LIST_PROLOGUE,
PARSE_AND_LIST_LONGOPTS, PARSE_AND_LIST_OPTIONS,
PARSE_AND_LIST_ARGS_CASES): Handle --{no-,}plt-thread-safe and
--{no-,}plt-align.
(plt_thread_safe, plt_stub_align): New vars.
(gld${EMULATION_NAME}_after_allocation): Pass them to
ppc64_elf_size_stubs. Align stub sections according to plt_stub_align.
* ld.texinfo: Document new command line options, and an old
undocumented option.
* elf64-ppc.c (struct ppc64_elf_obj_tdata): Rename
ha_relocs_not_using_r2 to unexpected_toc_insn.
(ok_lo_toc_insn): New function.
(ppc64_elf_edit_toc): Check insn on lo toc reloc. Emit warning.
(ppc64_elf_relocate_section): Don't check insn on lo toc reloc here.
Handle addic on lo toc reloc.
ld/testsuite/
* ld-powerpc/powerpc.exp: Expect ld warnings for tocopt test.
* ld-powerpc/tocopt.out: New file.
bfd/
* elf64-ppc.c (struct ppc64_elf_obj_tdata): Add ha_relocs_not_using_r2.
(ppc64_elf_edit_toc): Check HA relocs.
(ha_reloc_match): Delete function.
(ppc64_elf_relocate_section): Remove delayed HA nop optimization.
Instead do it and low part optimization based on
ha_relocs_not_using_r2.
ld/testsuite/
* ld-powerpc/tocopt.d: Update.
* ld-powerpc/tocopt5.d, * ld-powerpc/tocopt5.s: New test.
* ld-powerpc/powerpc.exp: Run new test.
* elf64-ppc.c (adjust_toc_syms): Delete redundant code.
(ppc64_elf_edit_toc): Fix style nit. Report some details
on linker failure due to reference in debug or non-alloc
sections to optimized away toc entry, and don't abort.
* elf64-ppc.c (maybe_strip_output): New function.
(ppc64_elf_size_stubs): Use it to strip .branch_lt and .eh_frame.
ld/testsuite/
* ld-powerpc/tlsexe.r: Update for stripped .branch_lt.
* ld-powerpc/tlsexetoc.r: Likewise.
* ld-powerpc/tlsso.r: Likewise.
* ld-powerpc/tlstocso.r: Likewise.
dyn relocs when called to copy flags for a weak sym.
* elf64-ppc.c (ppc64_elf_copy_indirect_symbol): Likewise.
(ppc64_elf_merge_private_bfd_data): Delete.
(bfd_elf64_bfd_merge_private_bfd_data): Define as
_bfd_generic_verify_endian_match.
functions rather than warning callback or _bfd_error_handler.
* elf32-ppc.c: Likewise.
* elf64-ppc.c: Likewise.
* elf32-ppc.c (ppc_elf_tls_optimize): Use %H in __tls_get_addr lost
arg error.
* elf64-ppc.c (ppc64_elf_tls_optimize): Likewise.
* elf64-ppc.c (ppc64_elf_get_synthetic_symtab): Do not check for
SEC_LOAD.
gdb/
Fix convert_code_addr_to_desc_addr for ppc64 files after eu-strip.
* elfread.c (elf_symfile_read): New variable synth_abfd, pass it to
bfd_get_synthetic_symtab.
* jit.c (jit_register_code): Pass NULL to the new parameter parent.
* machoread.c (macho_add_oso_symfile): Pass main_objfile to the new
parameter parent, remove the call to add_separate_debug_objfile.
* solib.c (solib_read_symbols): Pass NULL to the new parameter parent.
* symfile-mem.c (symbol_file_add_from_memory): Likewise.
* symfile.c (symbol_file_add_with_addrs_or_offsets): New parameter
parent, new comment for it, call add_separate_debug_objfile for it.
(symbol_file_add_separate): Pass objfile as the parameter parent,
remove the call to add_separate_debug_objfile.
(symbol_file_add_from_bfd): New parameter parent, pass it.
(symbol_file_add): Pass NULL to the new parameter parent.
* symfile.h (symbol_file_add_from_bfd): New parameter parent.
gdb/testsuite/
* gdb.base/eu-strip-infcall.c: New file.
* gdb.base/eu-strip-infcall.exp: New file.
(ppc64_elf_link_just_syms): New function.
(opd_entry_value): Don't assume big-endian host.
(get_r2off): New function.
(ppc_build_one_stub, ppc_size_one_stub): Use it here.
for toc pointer on any section having makes_toc_func_call set.
(check_pasted_section): Ensure pasted .init/.fini fragments use
the same toc if any has makes_toc_func_call set.
* 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.
(get_tls_mask, ppc_type_of_stub): Use it here.
(ppc64_elf_edit_opd): Ensure we only attempt to edit ppc64 input.
(ppc64_elf_tls_setup): Typo fix.
(adjust_toc_syms): Correctly handle symbols defined past the end
of the toc. Move syms on removed entries to next entry rather
than to start of toc.
(ppc64_elf_edit_toc): Likewise. Ensure we only attempt to
edit ppc64 input. Allocate one extra word in skip array.
Honour info->keep_memory when reading relocs if we can.
Adjust toc relocs after adjusting symbols.
