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* elf64-ppc.c (ppc64_elf_copy_indirect_symbol): Don't copy is_func

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and is_func_descriptor.
	(func_desc_adjust): Hide function code sym in shared libs unless
	there is a matching exported function descriptor sym.
This commit is contained in:
Alan Modra 2002-05-24 04:07:38 +00:00
parent 7f7432881e
commit ea1e4b0d54
2 changed files with 43 additions and 27 deletions
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53
bfd/ChangeLog
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@ -1,3 +1,10 @@
2002-05-24 Alan Modra <amodra@bigpond.net.au>
* elf64-ppc.c (ppc64_elf_copy_indirect_symbol): Don't copy is_func
and is_func_descriptor.
(func_desc_adjust): Hide function code sym in shared libs unless
there is a matching exported function descriptor sym.
2002-05-23 Jakub Jelinek <jakub@redhat.com>
* elf.c (_bfd_elf_make_section_from_shdr): Set SEC_THREAD_LOCAL
@ -151,9 +158,9 @@
2002-05-15 Nick Clifton <nickc@cambridge.redhat.com>
* aix5ppc-core.c (xcoff64_core_p): Replace bfd_read with
bfd_bread.
(xcoff64_core_file_matches_executable_p): Replace bfd_read
with bfd_bread.
bfd_bread.
(xcoff64_core_file_matches_executable_p): Replace bfd_read
with bfd_bread.
2002-05-15 Alan Modra <amodra@bigpond.net.au>
@ -261,7 +268,7 @@
2002-05-10 Tom Rix <trix@redhat.com>
* coff64-rs6000.c (xcoff64_reloc_type_br): New function for
* coff64-rs6000.c (xcoff64_reloc_type_br): New function for
xcoff64_ppc_relocate_section.
* coff-rs6000.c : Extern common xcoff_reloc_type functions.
* libxcoff.h: Common xcoff_reloc_type function declaration.
@ -288,7 +295,7 @@
* elf32-ppc.c (ppc_elf_create_got): New function.
(ppc_elf_create_dynamic_sections): Call ppc_elf_create_got before
_bfd_elf_create_dynamic_sections. Correct .plt flags.
_bfd_elf_create_dynamic_sections. Correct .plt flags.
(ppc_elf_check_relocs): Use ppc_elf_create_got in place of
_bfd_elf_create_got_section.
@ -371,16 +378,16 @@
(xcoff_rtype2howto): Renamed from _bfd_xcoff_rtype2howto. Special
case some 16 bit relocs. Add reloc value to output.
(xcoff_howto_table): Remove 64 bit R_POS, add 16 bit
R_RBR. Improve names.
R_RBR. Improve names.
(_bfd_xcoff_reloc_type_lookup): Adjust for removal of 64 bit R_POS.
(bfd_xcoff_backend_data): Update with new reloc swap names.
(bfd_pmac_xcoff_backend_data) : Same.
* coff64-rs6000.c: (xcoff64_swap_reloc_in): Moved from coffswap.h.
(xcoff64_swap_reloc_out): Same.
(xcoff64_rtype2howto): Special case some 16 bit relocs and 32 bit
(xcoff64_rtype2howto): Special case some 16 bit relocs and 32 bit
R_POS. Add reloc value to output.
(xcoff64_howto_table): Move 64 bit R_POS to first entry. Add 16
bit R_RBR. Improve names, masks.
(xcoff64_howto_table): Move 64 bit R_POS to first entry. Add 16
bit R_RBR. Improve names, masks.
(xcoff64_reloc_type_lookup): Adjust for move of 64 bit R_POS.
(bfd_xcoff_backend_data): Update with new reloc swap names.
(bfd_xcoff_aix5_backend_data) : Same.
@ -413,7 +420,7 @@
(mips_elf_record_global_got_symbol): Call _bfd_mips_elf_hide_symbol
to hide a global symbol.
(_bfd_mips_elf_hide_symbol): Return if forced_local is true. Set
forced_local to true.
forced_local to true.
2002-05-02 Richard Henderson <rth@redhat.com>
@ -460,7 +467,7 @@
* elf64-ppc.h (ppc64_elf_set_toc): Delete.
(ppc64_elf_toc): Declare.
(ppc64_elf_next_input_section): Update.
2002-05-01 Alan Modra <amodra@bigpond.net.au>
* syms.c (_bfd_stab_section_find_nearest_line): Don't bomb on NULL
@ -536,11 +543,11 @@
2002-04-28 Tom Rix <trix@redhat.com>
* coff-rs6000.c (xcoff_calculate_relocation) : Function table for
calulating relocations.
calulating relocations.
(xcoff_complain_overflow) : Function table for relocation errors.
(xcoff_ppc_relocate_section): Use relocation and complain function
tables.
(xcoff_complain_overflow_unsigned_func): New complain function.
(xcoff_ppc_relocate_section): Use relocation and complain function
tables.
(xcoff_complain_overflow_unsigned_func): New complain function.
(xcoff_complain_overflow_signed_func): Same.
(xcoff_complain_overflow_bitfield_func): Same.
(xcoff_complain_overflow_dont_func): Same.
@ -555,7 +562,7 @@
(xcoff_reloc_type_noop): Same.
* libxcoff.h : Declare common parts for xcoff64.
* coff64-rs6000.c (xcoff64_ppc_relocate_section): Use relocation
and complain function tables.
and complain function tables.
2002-04-28 Alan Modra <amodra@bigpond.net.au>
@ -637,12 +644,12 @@
insert_thumb_branch, record_thumb_to_arm_glue): Suppress
definition of these functions for ARM_WINCE builds as they are
not used.
(SWAP_IN_RELOC_OFFSET, SWAP_OUT_RELOC_OFFSET): Do not define
(SWAP_IN_RELOC_OFFSET, SWAP_OUT_RELOC_OFFSET): Do not define
for ARM_WINCE builds.
2002-04-18 Nick Clifton <nickc@cambridge.redhat.com>
* coff-arm.c (bfd_arm_process_before_allocation):
* coff-arm.c (bfd_arm_process_before_allocation):
2002-04-17 J"orn Rennecke <joern.rennecke@superh.com>
@ -1038,13 +1045,13 @@
2002-03-20 Tom Rix <trix@redhat.com>
* coff-rs6000.c (_bfd_xcoff_stat_arch_elt): Renamed from
* coff-rs6000.c (_bfd_xcoff_stat_arch_elt): Renamed from
_bfd_xcoff_generic_stat_arch_elt. Fix format check.
* coff64-rs6000.c : Use _bfd_xcoff_stat_arch_elt.
* coff64-rs6000.c : Use _bfd_xcoff_stat_arch_elt.
2002-03-19 Tom Rix <trix@redhat.com>
* xcofflink.c (_bfd_xcoff_bfd_link_add_symbols): Look through all
* xcofflink.c (_bfd_xcoff_bfd_link_add_symbols): Look through all
dynamic objects in archives.
2002-03-19 Hans-Peter Nilsson <hp@bitrange.com>
@ -1069,14 +1076,14 @@
(xcoff_write_archive_contents_big) : Use do_shared_object_padding,
do_copy and do_pad.
* coff64-rs6000.c (xcoff64_write_ojbect_contents) : Use
bfd_xcoff_magic_number.
bfd_xcoff_magic_number.
(xcoff64_bad_format_hook) : New function for _bfd_bad_format_hook
fop.
(xcoff_backend_data_r) : Use xcoff64_bad_format_hook.
(bfd_xcoff_aix5_backend_data) : New Aix 5 backend data.
(aix5coff64_vec) : New Aix 5 target aix5coff64-rs6000.
* rs6000-core.c : Update copyright date.
* xcofflink.c (bfd_xcoff_size_dynamic_sections): Check for NULL
* xcofflink.c (bfd_xcoff_size_dynamic_sections): Check for NULL
csectpp.
* coffcode.h (coff_new_section_hook) : Use new accessor macros.
(coff_set_arch_mach_hook) : Add Aix 5 U64_TOCMAGIC magic #.

17
bfd/elf64-ppc.c
View File

@ -2583,8 +2583,11 @@ ppc64_elf_copy_indirect_symbol (dir, ind)
eind->dyn_relocs = NULL;
}
edir->is_func |= eind->is_func;
edir->is_func_descriptor |= eind->is_func_descriptor;
/* We don't need to copy is_func and is_func_descriptor; They're
never set when copy_indirect_symbol is called for indirect
symbols at the add_symbols stage of linking, and they're not
relevant when copy_indirect_symbol is called for weakdefs.
weakdefs are only held for non-function syms. */
_bfd_elf_link_hash_copy_indirect (dir, ind);
}
@ -3236,8 +3239,14 @@ func_desc_adjust (h, inf)
been imported from another library. Function code syms that
are really in the library we must leave global to prevent the
linker dragging in a definition from a static library. */
force_local = ((h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR) == 0
&& info->shared);
force_local = (info->shared
&& ((h->elf_link_hash_flags
& ELF_LINK_HASH_DEF_REGULAR) == 0
|| fdh == NULL
|| (fdh->elf_link_hash_flags
& ELF_LINK_HASH_DEF_REGULAR) == 0
|| (fdh->elf_link_hash_flags
& ELF_LINK_FORCED_LOCAL) != 0));
_bfd_elf_link_hash_hide_symbol (info, h, force_local);
}