bfd/
[deliverable/binutils-gdb.git] / bfd / ChangeLog
index 9e8ffad0deb904e18cb8aed44f83ef302729e097..ca4f83fcda979ae0759b984128b8de6f1f718dcd 100644 (file)
@@ -1,3 +1,334 @@
+2007-11-14  Richard Sandiford  <richard@codesourcery.com>
+
+       * elfxx-mips.c (mips_got_page_range): New structure.
+       (mips_got_page_entry): Likewise.
+       (mips_got_info): Add page_gotno and got_page_entries fields.
+       (mips_elf_got_per_bfd_arg): Add max_pages field.  Delete
+       primary_count and current_count fields.
+       (mips_got_page_entry_hash, mips_got_page_entry_eq): New functions.
+       (mips_elf_pages_for_range, mips_elf_record_got_page_entry): Likewise.
+       (mips_elf_get_got_for_bfd): New function, split out from
+       mips_elf_make_got_per_bfd.  Initialize the page_gotno and
+       got_page_entries fields when creating a new GOT structure.
+       (mips_elf_make_got_pages_per_bfd): New function.
+       (mips_elf_merge_got_with): New function, split out from
+       mips_elf_make_got_per_bfd.  Merge page entries as well as
+       non-page entries.  Use the minimum of max_pages and the sum
+       of the page_gotnos to estimate the number of page entries.
+       (mips_elf_merge_gots): Use the minimum of max_pages and the
+       bfd's page_gotno to estimate the number of page entries.
+       Use the above functions.
+       (mips_elf_multi_got): Add page entries as well as non-page entries
+       to the individual per-bfd GOTs.  Initialize got_per_bfd_arg.max_pages.
+       Initialize the page_gotno and got_page_entries fields when creating
+       a new primary GOT.  Use the minimum of pages and page_gotno when
+       adding the number of pages entries to local_gotno.
+       (mips_elf_create_got_section): Initialize the page_gotno and
+       got_page_entries fields of the GOT structure.
+       (mips_elf_rel_relocation_p, mips_elf_read_rel_addend)
+       (mips_elf_add_lo16_rel_addend, mips_elf_get_section_contents): New
+       functions, split out from...
+       (_bfd_mips_elf_relocate_section): ...here.
+       (_bfd_mips_elf_check_relocs): Record GOT page entries too.
+       (_bfd_mips_relax_section): Use mips_elf_get_section_contents.
+       (_bfd_mips_elf_always_size_sections): Use the smaller of the
+       loadable_size- and page_gotno-derived estimates.
+
+2007-11-14  Thiemo Seufer  <ths@mips.com>
+
+       * elfxx-mips.c (mips_elf_merge_obj_attributes): Prevent
+       unwanted fallthroughs in case statement.
+
+2007-11-13  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR binutils/5307
+       * peXXigen.c (_bfd_XX_bfd_copy_private_bfd_data_common): Don't
+       copy input subsystem if output is different from input.
+
+2007-11-13  Nick Clifton  <nickc@redhat.com>
+
+       * elf-m10300.c (mn10300_elf_final_link_relocate): Prevent the
+       accidental termination of DWARF location list entries.
+       (mn10300_elf_relax_delete_bytes): Stop deletion if an align reloc
+       is encountered that is larger than or not a mutliple of the number
+       of bytes being deleted.
+       When adjusting symbols, any symbols inside the region being
+       deleted must be moved to the end of the region.
+       Move align relocs forward if there is room for them after the
+       deletion of the region.
+
+2007-11-13  Alan Modra  <amodra@bigpond.net.au>
+
+       PR 5233
+       * elf.c (rewrite_elf_program_header): Formatting.  Add
+       first_matching_lma and first_suggested_lma booleans and use
+       instead of testing matching_lma and suggested_lma for zero.
+
+2007-11-12  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR binutils/5299
+       * peicode.h (pe_bfd_object_p): Save and restore previous bfd
+       state when calling coff_object_p.
+
+2007-11-12  Alan Modra  <amodra@bigpond.net.au>
+
+       * elf.c (_bfd_elf_get_synthetic_symtab): Only bump the symbol
+       pointer when we have a valid symbol.  Init udata.p to NULL.
+
+2007-11-09  Nathan Sidwell  <nathan@codesourcery.com>
+
+       * elf-vxworks.c (elf_vxworks_emit_relocs): Don't clobber
+       rel_hash.  Move loop inside if test.
+
+2007-11-08  Nathan Sidwell  <nathan@codesourcery.com>
+
+       * elf-vxworks.h (elf_vxworks_add_dynamic_entries): Declare.
+       (elf_vxworks_finish_dynamic_entry): Declare.
+       * elf-vxworks.c: Include elf/vxworks.h.
+       (elf_vxworks_add_dynamic_entries): New.
+       (elf_vxworks_finish_dynamic_entry): New.
+       * Makefile.am (elf-vxworks.lo): Add dependency.
+       * Makefile.in (elf-vxworks.lo): Add dependency.
+       * elf32-i386.c (elf_i386_size_dynamic_sections,
+       elf_i386_finish_dynamic_sections): Call
+       elf_vxworks_add_dynamic_entries and
+       elf_vxworks_finish_dynamic_entry.
+       * elf32-ppc.c (ppc_elf_size_dynamic_sections,
+       ppc_elf_finish_dynamic_sections): Likewise.
+       * elfxx-sparc.c (_bfd_sparc_elf_size_dynamic_sections,
+       sparc_finish_dyn): Likewise.
+       * elf32-sh.c (sh_elf_size_dynamic_sections,
+       sh_elf_finish_dynamic_sections): Likewise.
+       * elfxx-mips.c (_bfd_mips_elf_size_dynamic_sections,
+       _bfd_mips_elf_finish_dynamic_sections): Likewise.
+       * elf32-arm.c (elf32_arm_size_dynamic_sections,
+       elf32_arm_finish_dynamic_sections): Likewise.
+
+2007-11-07  Olivier Hainque  <hainque@adacore.com>
+
+       * bfd/elfxx-mips.c (_bfd_mips_elf_fake_sections): Force
+       SHF_MIPS_NOSTRIP on .debug_frame for Irix.
+
+2007-11-06  Alan Modra  <amodra@bigpond.net.au>
+
+       * elf64-ppc.c (ppc64_elf_check_relocs): Don't refcount tlsld_got here..
+       (ppc64_elf_gc_sweep_hook): ..or here..
+       (ppc64_elf_tls_optimize): ..or here.  Make two passes through the
+       relocs, ensuring that tls_get_addr calls follow gd and ld relocs.
+       (allocate_dynrelocs): Refcount tlsld_got here.
+       (ppc64_elf_size_dynamic_sections): Allocate local got and call
+       allocate_dynrelocs before allocating tlsld_got.
+       (ppc64_elf_relocate_section): Remove check that a tls_get_addr
+       call follows gd and ld relocs.
+
+       * elf32-ppc.c (ppc_elf_check_relocs): Don't refcount tlsld_got here..
+       (ppc_elf_gc_sweep_hook): ..or here..
+       (ppc_elf_tls_optimize): ..or here.  Make two passes through the
+       relocs, ensuring that tls_get_addr calls follow gd and ld relocs.
+       (allocate_dynrelocs): Refcount tlsld_got here.
+       (ppc_elf_size_dynamic_sections): Call allocate_dynrelocs before
+       allocating tlsld_got.
+       (ppc_elf_relocate_section): Remove check that a tls_get_addr
+       call follows gd and ld relocs.
+
+2007-11-05  Alan Modra  <amodra@bigpond.net.au>
+
+       * merge.c (sec_merge_hash_lookup): Revert last change.
+       (record_section): Likewise.
+       (_bfd_merge_sections): Likewise.
+       (_bfd_merged_section_offset): Properly handle NULL secinfo.
+       (_bfd_add_merge_section): Allocate extra space for a zero
+       terminator on SEC_STRINGS sections.
+
+2007-11-05  Danny Smith  <dannysmith@users.sourceforge.net>
+
+       * pe-i386.c (COFF_SECTION_ALIGNMENT_ENTRIES): Let .data, .text
+        and .bss section use the default.
+       * pei-i386.c (COFF_SECTION_ALIGNMENT_ENTRIES): Likewise.
+
+2007-11-01  Joseph Myers  <joseph@codesourcery.com>
+
+       * merge.c (sec_merge_hash_lookup): Add parameter sec_end.  Check
+       for unterminated strings.  All callers changed.
+       (record_section): Add parameter abfd.  Give error message for
+       unterminated strings.
+       (_bfd_merge_sections): Update call to record_section.
+       (_bfd_write_merged_section, _bfd_merged_section_offset): Handle
+       NULL secinfo from merge failures.
+
+2007-10-31  Nick Clifton  <nickc@redhat.com>
+
+       * elf-m10300.c (mn10300_elf_relax_delete_bytes): Do not look for
+       align relocs when there are no relocs attached to the section.
+
+2007-10-31  Alan Modra  <amodra@bigpond.net.au>
+
+       * elf-bfd.h (bfd_elf_match_symbols_in_sections): Don't declare.
+       * elflink.c (bfd_elf_match_symbols_in_sections): Make static.
+       Remove section name comparisons.
+
+2007-10-30  Nick Clifton  <nickc@redhat.com>
+
+       * reloc.c (BFD_RELOC_MN10300_ALIGN): Add.
+       * bfd-in2.h: Regenerate.
+       * libbfd.h: Regnerate.
+       * elf-m10300.h: Handle R_MN10300_ALIGN relocs.
+       (mn10300_elf_relax_delete_bytes): Honour R_MN10300_ALIGN relocs.
+       Re-fix off by one error in comparisons.
+  
+2007-10-25  Pedro Alves  <pedro_alves@portugalmail.pt>
+
+       * bfd-in.h (STRING_COMMA_LEN): Don't handle NULL STR case.
+       * bfd-in2.h: Regenerate.
+
+2007-10-25  Daniel Jacobowitz  <dan@codesourcery.com>
+
+       * elf32-ppc.c (ppc_elf_merge_obj_attributes): Add support for
+       Tag_GNU_Power_ABI_Vector.
+
+2007-10-25  Joseph Myers  <joseph@codesourcery.com>
+
+       * elfxx-mips.c (_bfd_mips_elf_modify_segment_map): Do not add
+       PT_NULL header when not linking.
+
+2007-10-25  Carlos Eduardo Seo  <cseo@linux.vnet.ibm.com>
+
+       * elf.c (elfcore_grok_ppc_vmx): New function.
+       (elfcore_grok_note): Handle NT_PPC_VMX.
+       (elfcore_write_ppc_vmx): New function.
+       * elf-bfd.h (elfcore_write_ppc_vmx): Declare.
+
+2007-10-24  Alan Modra  <amodra@bigpond.net.au>
+
+       * Makefile.am: Run "make dep-am".
+       * Makefile.in: Regenerate.
+       * po/SRC-POTFILES.in: Regenerate.
+
+2007-10-23  Alan Modra  <amodra@bigpond.net.au>
+
+       * elf64-ppc.c (ppc_build_one_stub): Don't duplicate relocs
+       emitted for ".brlt" entries.
+       (toc_adjusting_stub_needed): Don't treat ".fixup" specially here..
+       (ppc64_elf_next_input_section): ..instead do so here.
+
+2007-10-19  Nick Clifton  <nickc@redhat.com>
+
+       * config.bfd: Recognise am34-linux-gnu target.
+       * reloc.c: Add BFD_RELOC_MN10300_SYM_DIFF relocation.
+       * bfd-in2.h: Regenerate.
+       * libbfd.h: Regenerate.
+       * elf-m10300.c (elf_mn10300_howto): Add R_MN10300_SYM_DIFF.
+       (mn10300_reloc_map): Likewise.
+       (mn10300_elf_check_relocs): Do not create dynamic relocs for
+       symbol differences or relocations against absolute symbols.
+       (mn10300_elf_final_link_relocate): Likewise.
+       Handle R_MN10300_SYM_DIFF relocs. 
+       (mn10300_elf_relocate_section): Fix for creating local copys of
+       dynamic relocs.
+       (mn10300_elf_relax_delete_bytes): Adjust symbols at the end of the
+       region.  Adjust the size of function symbols.
+       (mn10300_elf_relax_section): Ignore symbols that are in discarded
+       sections.
+
+2007-10-19  Nick Clifton  <nickc@redhat.com>
+
+       * elf-m10300.c: Convert to ISO C.
+
+2007-10-18  H.J. Lu  <hongjiu.lu@intel.com>
+           Alan Modra  <amodra@bigpond.net.au>
+
+       PR ld/4424
+       * config.bfd (targ_selvecs): Add bfd_elf64_alpha_vec for
+       alpha/FreeBSD.  Add bfd_elf64_sparc_vec for sparc64/FreeBSD.
+       Add bfd_elf32_i386_vec and bfd_efi_app_ia32_vec for i386/FreeBSD.
+       (targ64_selvecs): Set for i386/FreeBSD.
+       * elf-bfd.h (elf_backend_data): Add relocs_compatible.
+       (_bfd_elf_default_relocs_compatible): Declare.
+       (_bfd_elf_relocs_compatible): Declare.
+       * elfxx-target.h (elf_backend_relocs_compatible): Define.
+       (elfNN_bed): Init new relocs_compatible field.
+       * elflink.c (_bfd_elf_default_relocs_compatible): New function.
+       (_bfd_elf_relocs_compatible): New function.
+       (elf_link_add_object_symbols): Call bed->relocs_compatible.
+       * elf32-i386.c (elf_backend_relocs_compatible): Define.
+       * elf64-alpha.c: Likewise.
+       * elf64-sparc.c: Likewise.
+       * elf64-x86-64.c: Likewise.
+
+2007-10-16  Bob Wilson  <bob.wilson@acm.org>
+
+       * elf32-xtensa.c (relax_section): Check for a reference to a discarded
+       DWARF section and anticipate its replacement with the kept section.
+       
+2007-10-16  Bob Wilson  <bob.wilson@acm.org>
+
+       * elf32-xtensa.c (elf_xtensa_discard_info_for_section): Remove
+       unnecessary size variables.  Set sec->rawsize.
+       (relax_section, relax_property_section): Likewise.
+       
+2007-10-16  Bob Wilson  <bob.wilson@acm.org>
+
+       * section.c (struct bfd_section): Clarify comment for rawsize field.
+       * bfd-in2.h: Regenerate.
+       
+2007-10-16  Bob Wilson  <bob.wilson@acm.org>
+
+       * elflink.c (_bfd_elf_check_kept_section): Use the section rawsize
+       values if they are set.
+       
+2007-10-16  Nick Clifton  <nickc@redhat.com>
+
+       PR 5146
+       * configure.in (AC_CHECK_HEADERS): Add alloca.h
+       * configure: Regenerate.
+       * config.in: Regenerate.
+       * som.c: Replace alloca-conf.h inclusion with code recommended in
+       autoconf documentation.
+       * elf64-hppa.c: Likewise.
+
+2007-10-16  Nick Clifton  <nickc@redhat.com>
+
+       * configure.in (--enable-elf-stt-common): New configure
+       option.  If enabled then the tools can generate symbols with
+       the ELF STT_COMMON type.
+       * config.in: Regenerate.
+       * configure: Regenerate.
+       * elf.c (swap_out_syms): If USE_STT_COMMON is defined then set
+       the type of emitted common symbols to STT_COMMON.
+       * elfcode.h (elf_slurp_symbol_table): Accept STT_COMMON symbol
+       types.
+       
+2007-10-15  Alan Modra  <amodra@bigpond.net.au>
+
+       * coff-arm.c (arm_emit_base_file_entry): Check fwrite return value.
+       Return status.  Adjust callers.
+       * coff-mcore.c (mcore_emit_base_file_entry): Likewise.
+       * coff-ppc.c (write_base_file_entry): New function.
+       (coff_ppc_relocate_section): Use it.
+       * elf32-arm.c (find_thumb_glue): Check asprintf return status.
+       (find_arm_glue): Likewise.
+       * vms-misc.c (_bfd_vms_output_flush): Check fwrite return value.
+
+2007-10-12  Nick Clifton  <nickc@redhat.com>
+
+       PR 5160
+       * elflink.c (eval_symbol): Remove bufsz variable and use
+       sizeof(symbuf) where necessary.
+
+2007-10-12  M R Swami Reddy <MR.Swami.Reddy@nsc.com>
+
+       * elf32-cr16.c (elf32_cr16_relax_section): Fix condition check typo.
+
+2007-10-12  Daniel Jacobowitz  <dan@codesourcery.com>
+
+       * elfxx-mips.c (mips_elf_sort_hash_table_f): Handle forced
+       local symbols specially.
+       (mips_elf_set_global_got_offset): Skip forced local symbols.
+
+2007-10-12  Alan Modra  <amodra@bigpond.net.au>
+
+       * elf.c (elfcore_grok_prxfpreg): Fix comment typo.
+
 2007-10-10  H.J. Lu  <hongjiu.lu@intel.com>
 
        * elf.c (get_program_header_size): Always add a PT_GNU_RELRO
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