bfd/ChangeLog

   1 2004-01-07  H.J. Lu  <hongjiu.lu@intel.com>
   2
   3         * elfxx-ia64.c (elfNN_ia64_relax_section): Don't install
   4         trampoline if it is known out of range.
   5
   6 2004-01-06  Alexandre Oliva  <aoliva@redhat.com>
   7
   8         2003-12-17  Alexandre Oliva  <aoliva@redhat.com>
   9         * elf32-frv.c (_frv_osec_readonly_p): New.
  10         (_frv_emit_got_relocs_plt_entries): Don't emit rofixup for
  11         undefweak symbol.
  12         (_frv_count_got_plt_entries): Adjust expected count accordingly.
  13         (elf32_frv_relocate_section): Likewise.  Error out if attempting
  14         to emit rofixups or dynamic relocs in read-only segments.  Use
  15         _bfd_elf_section_offset to adjust r_offsets in rofixups and
  16         dynamic relocations.
  17         2003-12-12  Alexandre Oliva  <aoliva@redhat.com>
  18         * elf32-frv.c (elf32_frv_relocate_section): Compute dynamic
  19         relocations or fixups involving merged sections correctly.  Avoid
  20         crash when undefined symbol is referenced by R_FRV_32 or
  21         R_FRV_FUNCDESC_VALUE.
  22         2003-12-02  Alexandre Oliva  <aoliva@redhat.com>
  23         * elf32-frv.c (elf32_frv_relocate_section): Add output_offset of
  24         input section holding local symbol to addend of R_FRV_32 or
  25         R_FRV_FUNCDESC_VALUE dynamic relocation.
  26         2003-11-27  Alexandre Oliva  <aoliva@redhat.com>
  27         * elf32-frv.c (elf32_frv_modify_segment_map): Add link info arg.
  28         (elf32_frv_always_size_sections): Don't store pointer to
  29         __stacksize symbol in sec_info.
  30         (elf32_frv_modify_segment_map): Look it up here.
  31         2003-11-26  Alexandre Oliva  <aoliva@redhat.com>
  32         * elf32-frv.c (_frv_emit_got_relocs_plt_entries): Emit the address
  33         of the lazy PLT entry, not only its offset, as the low word of a
  34         function descriptor.
  35         2003-11-10  Alexandre Oliva  <aoliva@redhat.com>
  36         * elf32-frv.c (elf32_frv_always_size_sections): Define __stacksize
  37         if a hash table entry already exists but is not a definition.
  38         2003-11-05  Alexandre Oliva  <aoliva@redhat.com>
  39         * elf32-frv.c (frv_elf_link_hash_table_create): Use bfd_zalloc.
  40         (_frv_add_rofixup): Don't inline.
  41         (_frv_emit_got_relocs_plt_entries): Use NULL as funcdesc address
  42         for undefweak symbols.
  43         (elf32_frv_relocate_section): Avoid crash while computing
  44         relocation when linking with shared library.  Only emit rofixups
  45         and dynamic relocations for alloc&load sections.  Mark binaries
  46         with inter-segment relocations for relocation as a unit.
  47         (_frv_create_got_section): Rename .rofixup.got to .rofixup.
  48         (DEFAULT_STACK_SIZE): New.
  49         (_frv_count_got_plt_entries): Fix thinko in deciding whether to
  50         emit rofixups or dynamic relocs when linking dynamic non-PIE
  51         executables.
  52         (elf32_frv_size_dynamic_sections): Generate rofixup on PIEs and
  53         shared libs too.  Reserve the last entry for the GOT pointer.
  54         (elf32_frv_finish_dynamic_sections): Emit it.
  55         (elf32_frv_always_size_sections): New.
  56         (elf32_frv_modify_segment_map): New.
  57         (elf32_frv_check_relocs): Reserve relocs32 space only in ALLOC
  58         sections.
  59         (frv_elf_merge_private_bfd_data): Clear PIC bit if FDPIC is set.
  60         (frv_elf_print_private_bfd_data): Handle FDPIC and LIBPIC.
  61         (elf_backend_always_size_sections): New.
  62         (elf_backend_modify_segment_map): New.
  63         2003-10-31  Alexandre Oliva  <aoliva@redhat.com>
  64         * config.bfd: Added frv-*-*linux*.
  65         * elf32-frv.c (_frv_emit_got_relocs_plt_entries): Use idx 0 for
  66         ABS section, instead of crashing.
  67         (elf32_frv_relocate_section): Don't crash before warning about
  68         different segments in non-PIC relocation.
  69         2003-10-17  Alexandre Oliva  <aoliva@redhat.com>
  70         * elf32-frv.c (elf32_frv_relocate_section): Don't warn on LABEL24
  71         relocs to undefweak symbols.
  72         (elf32_frv_relocate_section): Ditto for undefined symbols.
  73         2003-10-06  Alexandre Oliva  <aoliva@redhat.com>
  74         * elf32-frv.c (elf32_frv_create_dynamic_sections): Make sure
  75         gotfixup section was created.
  76         2003-09-30  Alexandre Oliva  <aoliva@redhat.com>
  77         * elf32-frv.c (elf32_frv_howto_table): Change GOT12,
  78         FUNCDESC_GOT12, GOTOFF12 and FUNCDESC_GOTOFF12 to
  79         complain_overflow_signed.
  80         * elf32-frv.c (_frv_add_rofixup): Do not error out if contents
  81         have not been allocated.
  82         (_frv_emit_got_relocs_plt_entries): Return non-void.  Assert
  83         privfd only if dynamic sections were created.
  84         (elf32_frv_relocate_section): Compute gprel_segment, and use it
  85         for GPREL relocs.  When linking relocatable FDPIC executables,
  86         emit warnings for relocations that would be illegal on PIE or
  87         shared libraries.  Emit rofixup for R_FRV_32 only if input object
  88         is not FDPIC.
  89         (_frv_create_got_section): Define _gp symbol in the rofixup
  90         section.
  91         (elf32_frv_finish_dynamic_sections): If rofixups needed but
  92         dynamic sections missing, error out requesting -melf32frvfd.
  93         2003-09-19  Alexandre Oliva  <aoliva@redhat.com>
  94         * elf32-frv.c (_frv_emit_got_relocs_plt_entries): Rearrange
  95         computation of addends from section and global or local symbol
  96         value.  Change return type to bfd_boolean, and return a failure if
  97         a dynamic FUNCDESC or FUNCDESC_VALUE relocation that requires a
  98         nonzero addend is required.
  99         (elf32_frv_relocate_section): Likewise.  Print error for
 100         unsupported nonzero addends.
 101         2003-09-18  Alexandre Oliva  <aoliva@redhat.com>
 102         * elf32-frv.c (FRV_SYM_LOCAL): In the absence of dynamic sections,
 103         force everything local.
 104         (_frv_emit_got_relocs_plt_entries): Cope with NULL sec.
 105         * elf32-frv.c (struct frv_elf_link_hash_table): Added sgotfixup.
 106         (frv_gotfixup_section): New.
 107         (FRV_SYM_LOCAL): Accept undefweak and local common symbols.
 108         (struct frv_pic_relocs_info): Split relocs into relocs32, relocsfd
 109         and relocsfdv.
 110         (_frv_add_rofixup): New.
 111         (_frv_emit_got_relocs_plt_entries): Generate fixups for non-PIE
 112         fdpic executables.  Use FRV_SYM_LOCAL more widely to simplify and
 113         improve some ugly conditions.
 114         (elf32_frv_relocate_section): Likewise.  Reject inter-segment
 115         relocations in fdpic.
 116         (_frv_create_got_section): Create .rofixup.got section.
 117         (struct _frv_dynamic_got_info): Added fixups.
 118         (_frv_count_got_plt_entries): Account in-GOT relocations into
 119         relocs32, relocsfd and relocsfdv.  Account them into relocs or
 120         fixups, as appropriate.
 121         (elf32_frv_size_dynamic_sections): Size rofixup section.  Simplify
 122         sizing of gotrel.
 123         (elf32_frv_finish_dynamic_sections): Verify that the right number
 124         of relocations and fixups was generated.
 125         (elf32_frv_check_relocs): Compute relocs32, relocsfd and
 126         relocsfdv.
 127         * elf32-frv.c (FRV_SYM_LOCAL): New macro, used instead of
 128         SYMBOL_CALLS_LOCAL and SYMBOL_REFERENCES_LOCAL.
 129         (FRV_FUNCDESC_LOCAL): New macro, used to decide whether a function
 130         descriptor of a (formerly-)global symbol is local.
 131         (struct frv_pic_relocs_info): Adjust comments.
 132         (_frv_emit_got_relocs_plt_entries): Adjust.
 133         (elf32_frv_relocate_section): Likewise.
 134         (_frv_count_got_plt_entries): Likewise.
 135         * elf32-frv.c (_frv_emit_got_relocs_plt_entries): Don't add global
 136         symbol's value to addend in the common preamble.  Decay dynamic
 137         symbols to section+offset if they bind or call locally, for GOT
 138         and FUNCDESC_VALUE, respectively.
 139         (elf32_frv_relocate_section): Likewise.
 140         (elf32_frv_check_relocs): Don't register as dynamic symbols of
 141         internal or hidden visibility.
 142         2003-09-17  Alexandre Oliva  <aoliva@redhat.com>
 143         * elf32-frv.c (_frv_emit_got_relocs_plt_entries): Get addend as
 144         argument, so as to not call _bfd_elf_rel_local_sym to compute it.
 145         (elf32_frv_relocate_section): Pass relocation addend in.  Use
 146         original relocation addend to look up the got relocs/plt entries
 147         table.  Do not call _bfd_elf_rel_local_sym.  Don't error out when
 148         processing relocations that reference .scommon symbols.
 149         2003-09-15  Alexandre Oliva  <aoliva@redhat.com>
 150         Introduce support for dynamic linking.
 151         * elf32-frv.c (R_FRV_FUNCDESC_VALUE): Mark it as 64 bits.
 152         (elf32_frv_rel_32_howto, elf32_frv_rel_funcdesc_howto,
 153         elf32_frv_rel_funcdesc_value_howto): New REL descriptors.
 154         (frv_reloc_type_lookup): Return REL howtos for executables and
 155         dynamic libraries.
 156         (frv_info_to_howto_rel): New.
 157         (struct frv_elf_link_hash_table): New.
 158         (frv_hash_table, frv_got_section, frv_gotrel_section,
 159         frv_plt_section, frv_pltrel_section, frv_relocs_info,
 160         frv_got_initial_offset, frv_plt_initial_offset): New macros.
 161         (frv_elf_link_hash_table_create): New.
 162         (struct frv_pic_relocs_info): New.
 163         (frv_pic_relocs_info_hash, frv_pic_relocs_info_eq): New.
 164         (frv_pic_relocs_info_find): New.
 165         (frv_pic_relocs_info_for_global, frv_pic_relocs_info_for_local):
 166         New.
 167         (FRV_LZPLT_BLOCK_SIZE, FRV_LZPLT_RESOLVE_LOC): New.
 168         (_frv_add_dyn_reloc, _frv_osec_to_segment): New.
 169         (_frv_emit_got_relocs_plt_entries): New.
 170         (elf32_frv_relocate_section): Add support for dynamic linking.
 171         Handle new relocations.
 172         (_frv_create_got_section): New.
 173         (elf32_frv_create_dynamic_sections): New.
 174         (ELF_DYNAMIC_INTERPRETER): New.
 175         (struct _frv_dynamic_got_info): New.
 176         (_frv_count_got_plt_entries): New.
 177         (struct _frv_dynamic_got_plt_info): New.
 178         (_frv_compute_got_alloc_data): New.
 179         (_frv_get_got_entry, _frv_get_fd_entry): New.
 180         (_frv_assign_got_entries, _frv_assign_plt_entries): New.
 181         (_frv_resolve_final_relocs_info): New.
 182         (elf32_frv_size_dynamic_sections): New.
 183         (elf32_frv_finish_dynamic_sections): New.
 184         (elf32_frv_adjust_dynamic_symbol): New.
 185         (elf32_frv_finish_dynamic_symbol): New.
 186         (elf32_frv_check_relocs): Handle new relocs.  Explain how the
 187         whole thing works.
 188         (elf_info_to_howto_rel): Define.
 189         (bfd_elf32_bfd_link_hash_table_create): Define.
 190         (elf_backend_create_dynamic_sections): Define.
 191         (elf_backend_adjust_dynamic_symbol): Define.
 192         (elf_backend_size_dynamic_sections): Define.
 193         (elf_backend_finish_dynamic_symbol): Define.
 194         (elf_backend_finish_dynamic_sections): Define.
 195         (elf_backend_want_got_sym): Define.
 196         (elf_backend_got_header_size): Define.
 197         (elf_backend_want_got_plt): Define.
 198         (elf_backend_plt_readonly): Define.
 199         (elf_backend_want_plt_sym): Define.
 200         (elf_backend_plt_header_size): Define.
 201         (elf_backend_may_use_rel_p): Define.
 202         (elf_backend_may_use_rela_p): Define.
 203         (elf_backend_default_use_rela_p): Define.
 204         2003-08-08  Alexandre Oliva  <aoliva@redhat.com>
 205         * elf32-frv.c (R_FRV_FUNCDESC_VALUE, R_FRV_FUNCDESC_GOTOFF12,
 206         R_FRV_FUNCDESC_GOTOFFHI, R_FRV_FUNCDESC_GOTOFFLO, R_FRV_GOTOFF12,
 207         R_FRV_GOTOFFHI, R_FRV_GOTOFFLO): New.
 208         (frv_reloc_map): Map the corresponding BFD relocs to them.
 209         (frv_reloc_type_lookup): ... and back to BFD relocs.
 210         * reloc.c: New relocs.
 211         * bfd-in2.h, libbfd.h: Rebuilt.
 212         2003-08-04  Alexandre Oliva  <aoliva@redhat.com>
 213         * elf32-frv.c (R_FRV_GOT12, R_FRV_GOTHI, R_FRV_GOTLO,
 214         R_FRV_FUNCDESC, R_FRV_FUNCDESC_GOT12, R_FRV_FUNCDESC_GOTHI,
 215         R_FRV_FUNCDESC_GOTLO): New.
 216         (frv_reloc_map): Map the corresponding BFD relocs to them.
 217         (frv_reloc_type_lookup): ... and back to BFD relocs.
 218         * reloc.c: New relocs.
 219         * bfd-in2.h, libbfd.h: Rebuilt.
 220
 221 2004-01-05  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
 222
 223         * elf32-mips.c (ELF_MAXPAGESIZE): Redefine for traditional
 224         targets to support pages of up to 64kB.
 225         (elf32_bed): Redefine to get a separate backend data structure for
 226         traditional targets.
 227         * elf64-mips.c (ELF_MAXPAGESIZE): Redefine for traditional
 228         targets to support pages of up to 64kB.
 229         (elf64_bed): Redefine to get a separate backend data structure for
 230         traditional targets.
 231         * elfn32-mips.c (ELF_MAXPAGESIZE): Redefine for traditional
 232         targets to support pages of up to 64kB.
 233         (elf32_bed): Redefine to get a separate backend data structure for
 234         traditional targets.
 235
 236 2004-01-04  Mark Kettenis  <kettenis@gnu.org>
 237
 238         * elf32-sparc.c (elf32_sparc_grok_psinfo): New function.
 239
 240 2004-01-02  Mark Kettenis  <kettenis@gnu.org>
 241
 242         * elf32-i386.c (elf_i386_grok_prstatus): Add support for FreeBSD.
 243         (elf_i386_grok_psinfo): Likewise.
 244
 245 2004-01-02  Bernardo Innocenti  <bernie@develer.com>
 246
 247         * config.bfd: Add m68k-uClinux target.
 248
 249 2004-01-01  Grant Edwards <grante@visi.com>
 250
 251         * elflink.h (elf_gc_sections): Warn when gc-sections option is ignored.
 252         * elf32-h8300.c (elf32_h8_gc_mark_hook): New function.
 253         (elf32_h8_gc_sweep_hook): New function.
 254         (elf_backend_gc_mark_hook): Define.
 255         (elf_backend_gc_sweep_hook): Define.
 256         (elf_backend_can_gc_sections): Define.
 257
 258 For older changes see ChangeLog-0203
 259 \f
 260 Local Variables:
 261 mode: change-log
 262 left-margin: 8
 263 fill-column: 74
 264 version-control: never
 265 End: