bfd/ChangeLog

   1 2004-01-09  Daniel Jacobowitz  <drow@mvista.com>
   2
   3         * elf32-arm.h (struct elf32_arm_relocs_copied): Remove pc_count.
   4         (elf32_arm_copy_indirect_symbol): Don't copy pc_count.
   5         (elf32_arm_final_link_relocate): Handle PLT32 and PC24 relocs
   6         identically.  Do not emit PC24 relocations for shared libraries.
   7         (elf32_arm_gc_sweep_hook): Handle PLT32 and PC24 relocs
   8         identically.  Don't adjust pc_count.
   9         (elf32_arm_check_relocs): Handle PLT32 and PC24 relocs identically.
  10         Set ELF_LINK_HASH_NEEDS_PLT for both.  Don't adjust pc_count; don't
  11         adjust count for branch relocations.
  12         (allocate_dynrelocs): Correct typo in call to
  13         WILL_CALL_FINISH_DYNAMIC_SYMBOL.  Never allocate space for
  14         PC24 or PLT32 relocs when linking.
  15
  16 2004-01-09  Dmitry Semyonov  <Dmitry.Semyonov@oktet.ru>
  17
  18         * coff-arm.c (aoutarm_std_reloc_howto): [ARM_WINCE] Synchronize ARM_26D
  19         relocation howto with ARM_26 one for consistency.
  20         (coff_arm_relocate_section): Set partial_inplace for ARM_26 relocations
  21         that will be converted to ARM_26D ones, since we always want 'done'
  22         relocations to be reflected in section's data.
  23         (coff_arm_relocate_section): [ARM_WINCE] Quick fix for BL instruction
  24         offset.
  25         (_bfd_final_link_relocate): Do not modify "inplace" data, if not
  26         requested.
  27
  28 2004-01-08  Dmitry Semyonov  <Dmitry.Semyonov@oktet.ru>
  29
  30         * coff-arm.c (coff_arm_relocate_section): Do not alter relocs that
  31         are not partial_inplace during a relocatable link.
  32
  33 2004-01-08  Kazu Hirata  <kazu@cs.umass.edu>
  34
  35         * elf32-m68k.c (elf_m68k_gc_sweep_hook): Terminate early
  36         if no dynamic object is present.  Declare r_symndx and h in an
  37         inner scope.
  38
  39 2004-01-07  H.J. Lu  <hongjiu.lu@intel.com>
  40
  41         * elfxx-ia64.c (elfNN_ia64_relax_section): Don't install
  42         trampoline if it is known out of range.
  43
  44 2004-01-06  Alexandre Oliva  <aoliva@redhat.com>
  45
  46         2003-12-17  Alexandre Oliva  <aoliva@redhat.com>
  47         * elf32-frv.c (_frv_osec_readonly_p): New.
  48         (_frv_emit_got_relocs_plt_entries): Don't emit rofixup for
  49         undefweak symbol.
  50         (_frv_count_got_plt_entries): Adjust expected count accordingly.
  51         (elf32_frv_relocate_section): Likewise.  Error out if attempting
  52         to emit rofixups or dynamic relocs in read-only segments.  Use
  53         _bfd_elf_section_offset to adjust r_offsets in rofixups and
  54         dynamic relocations.
  55         2003-12-12  Alexandre Oliva  <aoliva@redhat.com>
  56         * elf32-frv.c (elf32_frv_relocate_section): Compute dynamic
  57         relocations or fixups involving merged sections correctly.  Avoid
  58         crash when undefined symbol is referenced by R_FRV_32 or
  59         R_FRV_FUNCDESC_VALUE.
  60         2003-12-02  Alexandre Oliva  <aoliva@redhat.com>
  61         * elf32-frv.c (elf32_frv_relocate_section): Add output_offset of
  62         input section holding local symbol to addend of R_FRV_32 or
  63         R_FRV_FUNCDESC_VALUE dynamic relocation.
  64         2003-11-27  Alexandre Oliva  <aoliva@redhat.com>
  65         * elf32-frv.c (elf32_frv_modify_segment_map): Add link info arg.
  66         (elf32_frv_always_size_sections): Don't store pointer to
  67         __stacksize symbol in sec_info.
  68         (elf32_frv_modify_segment_map): Look it up here.
  69         2003-11-26  Alexandre Oliva  <aoliva@redhat.com>
  70         * elf32-frv.c (_frv_emit_got_relocs_plt_entries): Emit the address
  71         of the lazy PLT entry, not only its offset, as the low word of a
  72         function descriptor.
  73         2003-11-10  Alexandre Oliva  <aoliva@redhat.com>
  74         * elf32-frv.c (elf32_frv_always_size_sections): Define __stacksize
  75         if a hash table entry already exists but is not a definition.
  76         2003-11-05  Alexandre Oliva  <aoliva@redhat.com>
  77         * elf32-frv.c (frv_elf_link_hash_table_create): Use bfd_zalloc.
  78         (_frv_add_rofixup): Don't inline.
  79         (_frv_emit_got_relocs_plt_entries): Use NULL as funcdesc address
  80         for undefweak symbols.
  81         (elf32_frv_relocate_section): Avoid crash while computing
  82         relocation when linking with shared library.  Only emit rofixups
  83         and dynamic relocations for alloc&load sections.  Mark binaries
  84         with inter-segment relocations for relocation as a unit.
  85         (_frv_create_got_section): Rename .rofixup.got to .rofixup.
  86         (DEFAULT_STACK_SIZE): New.
  87         (_frv_count_got_plt_entries): Fix thinko in deciding whether to
  88         emit rofixups or dynamic relocs when linking dynamic non-PIE
  89         executables.
  90         (elf32_frv_size_dynamic_sections): Generate rofixup on PIEs and
  91         shared libs too.  Reserve the last entry for the GOT pointer.
  92         (elf32_frv_finish_dynamic_sections): Emit it.
  93         (elf32_frv_always_size_sections): New.
  94         (elf32_frv_modify_segment_map): New.
  95         (elf32_frv_check_relocs): Reserve relocs32 space only in ALLOC
  96         sections.
  97         (frv_elf_merge_private_bfd_data): Clear PIC bit if FDPIC is set.
  98         (frv_elf_print_private_bfd_data): Handle FDPIC and LIBPIC.
  99         (elf_backend_always_size_sections): New.
 100         (elf_backend_modify_segment_map): New.
 101         2003-10-31  Alexandre Oliva  <aoliva@redhat.com>
 102         * config.bfd: Added frv-*-*linux*.
 103         * elf32-frv.c (_frv_emit_got_relocs_plt_entries): Use idx 0 for
 104         ABS section, instead of crashing.
 105         (elf32_frv_relocate_section): Don't crash before warning about
 106         different segments in non-PIC relocation.
 107         2003-10-17  Alexandre Oliva  <aoliva@redhat.com>
 108         * elf32-frv.c (elf32_frv_relocate_section): Don't warn on LABEL24
 109         relocs to undefweak symbols.
 110         (elf32_frv_relocate_section): Ditto for undefined symbols.
 111         2003-10-06  Alexandre Oliva  <aoliva@redhat.com>
 112         * elf32-frv.c (elf32_frv_create_dynamic_sections): Make sure
 113         gotfixup section was created.
 114         2003-09-30  Alexandre Oliva  <aoliva@redhat.com>
 115         * elf32-frv.c (elf32_frv_howto_table): Change GOT12,
 116         FUNCDESC_GOT12, GOTOFF12 and FUNCDESC_GOTOFF12 to
 117         complain_overflow_signed.
 118         * elf32-frv.c (_frv_add_rofixup): Do not error out if contents
 119         have not been allocated.
 120         (_frv_emit_got_relocs_plt_entries): Return non-void.  Assert
 121         privfd only if dynamic sections were created.
 122         (elf32_frv_relocate_section): Compute gprel_segment, and use it
 123         for GPREL relocs.  When linking relocatable FDPIC executables,
 124         emit warnings for relocations that would be illegal on PIE or
 125         shared libraries.  Emit rofixup for R_FRV_32 only if input object
 126         is not FDPIC.
 127         (_frv_create_got_section): Define _gp symbol in the rofixup
 128         section.
 129         (elf32_frv_finish_dynamic_sections): If rofixups needed but
 130         dynamic sections missing, error out requesting -melf32frvfd.
 131         2003-09-19  Alexandre Oliva  <aoliva@redhat.com>
 132         * elf32-frv.c (_frv_emit_got_relocs_plt_entries): Rearrange
 133         computation of addends from section and global or local symbol
 134         value.  Change return type to bfd_boolean, and return a failure if
 135         a dynamic FUNCDESC or FUNCDESC_VALUE relocation that requires a
 136         nonzero addend is required.
 137         (elf32_frv_relocate_section): Likewise.  Print error for
 138         unsupported nonzero addends.
 139         2003-09-18  Alexandre Oliva  <aoliva@redhat.com>
 140         * elf32-frv.c (FRV_SYM_LOCAL): In the absence of dynamic sections,
 141         force everything local.
 142         (_frv_emit_got_relocs_plt_entries): Cope with NULL sec.
 143         * elf32-frv.c (struct frv_elf_link_hash_table): Added sgotfixup.
 144         (frv_gotfixup_section): New.
 145         (FRV_SYM_LOCAL): Accept undefweak and local common symbols.
 146         (struct frv_pic_relocs_info): Split relocs into relocs32, relocsfd
 147         and relocsfdv.
 148         (_frv_add_rofixup): New.
 149         (_frv_emit_got_relocs_plt_entries): Generate fixups for non-PIE
 150         fdpic executables.  Use FRV_SYM_LOCAL more widely to simplify and
 151         improve some ugly conditions.
 152         (elf32_frv_relocate_section): Likewise.  Reject inter-segment
 153         relocations in fdpic.
 154         (_frv_create_got_section): Create .rofixup.got section.
 155         (struct _frv_dynamic_got_info): Added fixups.
 156         (_frv_count_got_plt_entries): Account in-GOT relocations into
 157         relocs32, relocsfd and relocsfdv.  Account them into relocs or
 158         fixups, as appropriate.
 159         (elf32_frv_size_dynamic_sections): Size rofixup section.  Simplify
 160         sizing of gotrel.
 161         (elf32_frv_finish_dynamic_sections): Verify that the right number
 162         of relocations and fixups was generated.
 163         (elf32_frv_check_relocs): Compute relocs32, relocsfd and
 164         relocsfdv.
 165         * elf32-frv.c (FRV_SYM_LOCAL): New macro, used instead of
 166         SYMBOL_CALLS_LOCAL and SYMBOL_REFERENCES_LOCAL.
 167         (FRV_FUNCDESC_LOCAL): New macro, used to decide whether a function
 168         descriptor of a (formerly-)global symbol is local.
 169         (struct frv_pic_relocs_info): Adjust comments.
 170         (_frv_emit_got_relocs_plt_entries): Adjust.
 171         (elf32_frv_relocate_section): Likewise.
 172         (_frv_count_got_plt_entries): Likewise.
 173         * elf32-frv.c (_frv_emit_got_relocs_plt_entries): Don't add global
 174         symbol's value to addend in the common preamble.  Decay dynamic
 175         symbols to section+offset if they bind or call locally, for GOT
 176         and FUNCDESC_VALUE, respectively.
 177         (elf32_frv_relocate_section): Likewise.
 178         (elf32_frv_check_relocs): Don't register as dynamic symbols of
 179         internal or hidden visibility.
 180         2003-09-17  Alexandre Oliva  <aoliva@redhat.com>
 181         * elf32-frv.c (_frv_emit_got_relocs_plt_entries): Get addend as
 182         argument, so as to not call _bfd_elf_rel_local_sym to compute it.
 183         (elf32_frv_relocate_section): Pass relocation addend in.  Use
 184         original relocation addend to look up the got relocs/plt entries
 185         table.  Do not call _bfd_elf_rel_local_sym.  Don't error out when
 186         processing relocations that reference .scommon symbols.
 187         2003-09-15  Alexandre Oliva  <aoliva@redhat.com>
 188         Introduce support for dynamic linking.
 189         * elf32-frv.c (R_FRV_FUNCDESC_VALUE): Mark it as 64 bits.
 190         (elf32_frv_rel_32_howto, elf32_frv_rel_funcdesc_howto,
 191         elf32_frv_rel_funcdesc_value_howto): New REL descriptors.
 192         (frv_reloc_type_lookup): Return REL howtos for executables and
 193         dynamic libraries.
 194         (frv_info_to_howto_rel): New.
 195         (struct frv_elf_link_hash_table): New.
 196         (frv_hash_table, frv_got_section, frv_gotrel_section,
 197         frv_plt_section, frv_pltrel_section, frv_relocs_info,
 198         frv_got_initial_offset, frv_plt_initial_offset): New macros.
 199         (frv_elf_link_hash_table_create): New.
 200         (struct frv_pic_relocs_info): New.
 201         (frv_pic_relocs_info_hash, frv_pic_relocs_info_eq): New.
 202         (frv_pic_relocs_info_find): New.
 203         (frv_pic_relocs_info_for_global, frv_pic_relocs_info_for_local):
 204         New.
 205         (FRV_LZPLT_BLOCK_SIZE, FRV_LZPLT_RESOLVE_LOC): New.
 206         (_frv_add_dyn_reloc, _frv_osec_to_segment): New.
 207         (_frv_emit_got_relocs_plt_entries): New.
 208         (elf32_frv_relocate_section): Add support for dynamic linking.
 209         Handle new relocations.
 210         (_frv_create_got_section): New.
 211         (elf32_frv_create_dynamic_sections): New.
 212         (ELF_DYNAMIC_INTERPRETER): New.
 213         (struct _frv_dynamic_got_info): New.
 214         (_frv_count_got_plt_entries): New.
 215         (struct _frv_dynamic_got_plt_info): New.
 216         (_frv_compute_got_alloc_data): New.
 217         (_frv_get_got_entry, _frv_get_fd_entry): New.
 218         (_frv_assign_got_entries, _frv_assign_plt_entries): New.
 219         (_frv_resolve_final_relocs_info): New.
 220         (elf32_frv_size_dynamic_sections): New.
 221         (elf32_frv_finish_dynamic_sections): New.
 222         (elf32_frv_adjust_dynamic_symbol): New.
 223         (elf32_frv_finish_dynamic_symbol): New.
 224         (elf32_frv_check_relocs): Handle new relocs.  Explain how the
 225         whole thing works.
 226         (elf_info_to_howto_rel): Define.
 227         (bfd_elf32_bfd_link_hash_table_create): Define.
 228         (elf_backend_create_dynamic_sections): Define.
 229         (elf_backend_adjust_dynamic_symbol): Define.
 230         (elf_backend_size_dynamic_sections): Define.
 231         (elf_backend_finish_dynamic_symbol): Define.
 232         (elf_backend_finish_dynamic_sections): Define.
 233         (elf_backend_want_got_sym): Define.
 234         (elf_backend_got_header_size): Define.
 235         (elf_backend_want_got_plt): Define.
 236         (elf_backend_plt_readonly): Define.
 237         (elf_backend_want_plt_sym): Define.
 238         (elf_backend_plt_header_size): Define.
 239         (elf_backend_may_use_rel_p): Define.
 240         (elf_backend_may_use_rela_p): Define.
 241         (elf_backend_default_use_rela_p): Define.
 242         2003-08-08  Alexandre Oliva  <aoliva@redhat.com>
 243         * elf32-frv.c (R_FRV_FUNCDESC_VALUE, R_FRV_FUNCDESC_GOTOFF12,
 244         R_FRV_FUNCDESC_GOTOFFHI, R_FRV_FUNCDESC_GOTOFFLO, R_FRV_GOTOFF12,
 245         R_FRV_GOTOFFHI, R_FRV_GOTOFFLO): New.
 246         (frv_reloc_map): Map the corresponding BFD relocs to them.
 247         (frv_reloc_type_lookup): ... and back to BFD relocs.
 248         * reloc.c: New relocs.
 249         * bfd-in2.h, libbfd.h: Rebuilt.
 250         2003-08-04  Alexandre Oliva  <aoliva@redhat.com>
 251         * elf32-frv.c (R_FRV_GOT12, R_FRV_GOTHI, R_FRV_GOTLO,
 252         R_FRV_FUNCDESC, R_FRV_FUNCDESC_GOT12, R_FRV_FUNCDESC_GOTHI,
 253         R_FRV_FUNCDESC_GOTLO): New.
 254         (frv_reloc_map): Map the corresponding BFD relocs to them.
 255         (frv_reloc_type_lookup): ... and back to BFD relocs.
 256         * reloc.c: New relocs.
 257         * bfd-in2.h, libbfd.h: Rebuilt.
 258
 259 2004-01-05  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
 260
 261         * elf32-mips.c (ELF_MAXPAGESIZE): Redefine for traditional
 262         targets to support pages of up to 64kB.
 263         (elf32_bed): Redefine to get a separate backend data structure for
 264         traditional targets.
 265         * elf64-mips.c (ELF_MAXPAGESIZE): Redefine for traditional
 266         targets to support pages of up to 64kB.
 267         (elf64_bed): Redefine to get a separate backend data structure for
 268         traditional targets.
 269         * elfn32-mips.c (ELF_MAXPAGESIZE): Redefine for traditional
 270         targets to support pages of up to 64kB.
 271         (elf32_bed): Redefine to get a separate backend data structure for
 272         traditional targets.
 273
 274 2004-01-04  Mark Kettenis  <kettenis@gnu.org>
 275
 276         * elf32-sparc.c (elf32_sparc_grok_psinfo): New function.
 277
 278 2004-01-02  Mark Kettenis  <kettenis@gnu.org>
 279
 280         * elf32-i386.c (elf_i386_grok_prstatus): Add support for FreeBSD.
 281         (elf_i386_grok_psinfo): Likewise.
 282
 283 2004-01-02  Bernardo Innocenti  <bernie@develer.com>
 284
 285         * config.bfd: Add m68k-uClinux target.
 286
 287 2004-01-01  Grant Edwards <grante@visi.com>
 288
 289         * elflink.h (elf_gc_sections): Warn when gc-sections option is ignored.
 290         * elf32-h8300.c (elf32_h8_gc_mark_hook): New function.
 291         (elf32_h8_gc_sweep_hook): New function.
 292         (elf_backend_gc_mark_hook): Define.
 293         (elf_backend_gc_sweep_hook): Define.
 294         (elf_backend_can_gc_sections): Define.
 295
 296 For older changes see ChangeLog-0203
 297 \f
 298 Local Variables:
 299 mode: change-log
 300 left-margin: 8
 301 fill-column: 74
 302 version-control: never
 303 End: