bfd/ChangeLog

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