bfd/ChangeLog

   1 2004-02-09  Richard Sandiford  <rsandifo@redhat.com>
   2
   3         * bfd-elf.h (elf_backend_name_local_section_symbols): New hook.
   4         * elf.c (swap_out_syms): Use it to decide whether local section
   5         symbols should be named.
   6         * elfxx-target.h (elf_backend_name_local_section_symbols): New macro.
   7         * elfxx-mips.h (_bfd_mips_elf_name_local_section_symbols): Declare.
   8         (elf_backend_name_local_section_symbols): Define.
   9         * elfxx-mips.c (_bfd_mips_elf_name_local_section_symbols): New.
  10
  11 2004-01-30  H.J. Lu  <hongjiu.lu@intel.com>
  12
  13         * elfxx-ia64.c (elfNN_ia64_relax_brl): New function.
  14         (elfNN_ia64_relax_section): Optimize brl to br during the relax
  15         finalize pass.
  16
  17 2004-01-30  Alexandre Oliva  <aoliva@redhat.com>
  18
  19         * elf32-frv.c (elf32_frv_always_size_sections): Initialize pointer
  20         to bfd_link_hash_entry passed by reference to
  21         _bfd_generic_link_add_one_symbol.
  22
  23 2004-01-25  H.J. Lu  <hongjiu.lu@intel.com>
  24
  25         * elfxx-ia64.c (elfNN_ia64_relocate_section): Disallow imm
  26         relocations against dynamic symbols.
  27
  28 2004-01-23  Daniel Jacobowitz  <drow@mvista.com>
  29
  30         * elf32-arm.h (elf32_arm_check_relocs): Revert part of 2004-01-13
  31         change.
  32
  33 2004-01-21  Tom Rix  <tcrix@worldnet.att.net>
  34
  35         * reloc.c: New 5 bit reloc, BFD_RELOC_M68HC12_5B, for m68hc12 movb/movw.
  36         * bfd-in2.h, libbfd.h: Rebuilt.
  37
  38 2004-01-20  Danny Smith  <dannysmith@users.sourceforge.net>
  39
  40         * peXXigen.c (_bfd_XXi_swap_scnhdr_out): Don't remove
  41         IMAGE_SCN_MEM_WRITE flag from .text section if WP_TEXT
  42         flag has been cleared.
  43
  44 2004-01-19  Kazu Hirata  <kazu@cs.umass.edu>
  45
  46         * coff-h8300.c: Add and adjust comments about relaxation.
  47         * elf32-h8300.c: Likewise.
  48
  49 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
  50
  51         * coff-h8300.c: Fix comment typos.
  52         * elf32-h8300.c: Likewise.
  53
  54 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
  55
  56         * coff-h8300.c: Add comments about relaxation.
  57         * elf32-h8300.c: Likewise.
  58
  59 2004-01-14  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
  60
  61         * acinclude.m4: Quote names of macros to be defined by AC_DEFUN
  62         throughout.
  63         * aclocal.m4: Regenerate.
  64         * configure: Regenerate.
  65
  66 2004-01-13  Ian Lance Taylor  <ian@wasabisystems.com>
  67
  68         * elf64-mips.c (mips_elf64_slurp_one_reloc_table): Call
  69         mips_elf64_rtype_to_howto instead of using howto_table.
  70
  71 2004-01-13  Daniel Jacobowitz  <drow@mvista.com>
  72
  73         * elf32-arm.h (elf32_arm_final_link_relocate): Check that we created
  74         the .plt section.
  75         (elf32_arm_check_relocs): Don't increment the PLT refcount for
  76         relocs which would not use the PLT.
  77
  78 2004-01-13  Alan Modra  <amodra@bigpond.net.au>
  79
  80         * elf64-ppc.c (ppc64_elf_check_relocs): Ignore !SEC_ALLOC relocs.
  81         (ppc64_elf_gc_sweep_hook): Likewise.
  82         (ppc64_elf_size_dynamic_sections): Test for .plt directly.
  83
  84 2004-01-12  Anil Paranjpe  <anilp1@KPITCummins.com>
  85
  86         Adds linker relaxation support for bit manipulation insns like
  87         band, bclr, biand, bild, bior, bist, bixor, bld, bnot, bor, bset,
  88         bst, btst, bxor.
  89         * elf32-h8300.c: Opcode for bit manipulation insn is checked in
  90         elf32_h8_relax_section function while relxation for aa:16 and aa:32.
  91         * coff-h8300.c: Opcode for bit manipulation insn is checked in
  92         h8300_reloc16_extra_cases function while relxation for aa:16 and aa:32.
  93
  94 2004-01-12  Alan Modra  <amodra@bigpond.net.au>
  95
  96         * dwarf2.c: Convert to C90, remove unneeded casts and prototypes.
  97
  98 2004-01-11  Kazu Hirata  <kazu@cs.umass.edu>
  99
 100         * elf32-h8300.c: Fix formatting.
 101
 102 2004-01-11  Kazu Hirata  <kazu@cs.umass.edu>
 103
 104         * elf32-cris.c (cris_elf_gc_sweep_hook): Return early if no
 105         dynamic object is present.  Declare r_symndx and h in an inner
 106         scope.
 107         * elf32-vax.c (elf_vax_gc_sweep_hook): Likewise.
 108
 109 2004-01-09  Daniel Jacobowitz  <drow@mvista.com>
 110
 111         * elf32-arm.h (struct elf32_arm_relocs_copied): Remove pc_count.
 112         (elf32_arm_copy_indirect_symbol): Don't copy pc_count.
 113         (elf32_arm_final_link_relocate): Handle PLT32 and PC24 relocs
 114         identically.  Do not emit PC24 relocations for shared libraries.
 115         (elf32_arm_gc_sweep_hook): Handle PLT32 and PC24 relocs
 116         identically.  Don't adjust pc_count.
 117         (elf32_arm_check_relocs): Handle PLT32 and PC24 relocs identically.
 118         Set ELF_LINK_HASH_NEEDS_PLT for both.  Don't adjust pc_count; don't
 119         adjust count for branch relocations.
 120         (allocate_dynrelocs): Correct typo in call to
 121         WILL_CALL_FINISH_DYNAMIC_SYMBOL.  Never allocate space for
 122         PC24 or PLT32 relocs when linking.
 123
 124 2004-01-09  Dmitry Semyonov  <Dmitry.Semyonov@oktet.ru>
 125
 126         * coff-arm.c (aoutarm_std_reloc_howto): [ARM_WINCE] Synchronize ARM_26D
 127         relocation howto with ARM_26 one for consistency.
 128         (coff_arm_relocate_section): Set partial_inplace for ARM_26 relocations
 129         that will be converted to ARM_26D ones, since we always want 'done'
 130         relocations to be reflected in section's data.
 131         (coff_arm_relocate_section): [ARM_WINCE] Quick fix for BL instruction
 132         offset.
 133         (_bfd_final_link_relocate): Do not modify "inplace" data, if not
 134         requested.
 135
 136 2004-01-08  Dmitry Semyonov  <Dmitry.Semyonov@oktet.ru>
 137
 138         * coff-arm.c (coff_arm_relocate_section): Do not alter relocs that
 139         are not partial_inplace during a relocatable link.
 140
 141 2004-01-08  Kazu Hirata  <kazu@cs.umass.edu>
 142
 143         * elf32-m68k.c (elf_m68k_gc_sweep_hook): Return early
 144         if no dynamic object is present.  Declare r_symndx and h in an
 145         inner scope.
 146
 147 2004-01-07  H.J. Lu  <hongjiu.lu@intel.com>
 148
 149         * elfxx-ia64.c (elfNN_ia64_relax_section): Don't install
 150         trampoline if it is known out of range.
 151
 152 2004-01-06  Alexandre Oliva  <aoliva@redhat.com>
 153
 154         2003-12-17  Alexandre Oliva  <aoliva@redhat.com>
 155         * elf32-frv.c (_frv_osec_readonly_p): New.
 156         (_frv_emit_got_relocs_plt_entries): Don't emit rofixup for
 157         undefweak symbol.
 158         (_frv_count_got_plt_entries): Adjust expected count accordingly.
 159         (elf32_frv_relocate_section): Likewise.  Error out if attempting
 160         to emit rofixups or dynamic relocs in read-only segments.  Use
 161         _bfd_elf_section_offset to adjust r_offsets in rofixups and
 162         dynamic relocations.
 163         2003-12-12  Alexandre Oliva  <aoliva@redhat.com>
 164         * elf32-frv.c (elf32_frv_relocate_section): Compute dynamic
 165         relocations or fixups involving merged sections correctly.  Avoid
 166         crash when undefined symbol is referenced by R_FRV_32 or
 167         R_FRV_FUNCDESC_VALUE.
 168         2003-12-02  Alexandre Oliva  <aoliva@redhat.com>
 169         * elf32-frv.c (elf32_frv_relocate_section): Add output_offset of
 170         input section holding local symbol to addend of R_FRV_32 or
 171         R_FRV_FUNCDESC_VALUE dynamic relocation.
 172         2003-11-27  Alexandre Oliva  <aoliva@redhat.com>
 173         * elf32-frv.c (elf32_frv_modify_segment_map): Add link info arg.
 174         (elf32_frv_always_size_sections): Don't store pointer to
 175         __stacksize symbol in sec_info.
 176         (elf32_frv_modify_segment_map): Look it up here.
 177         2003-11-26  Alexandre Oliva  <aoliva@redhat.com>
 178         * elf32-frv.c (_frv_emit_got_relocs_plt_entries): Emit the address
 179         of the lazy PLT entry, not only its offset, as the low word of a
 180         function descriptor.
 181         2003-11-10  Alexandre Oliva  <aoliva@redhat.com>
 182         * elf32-frv.c (elf32_frv_always_size_sections): Define __stacksize
 183         if a hash table entry already exists but is not a definition.
 184         2003-11-05  Alexandre Oliva  <aoliva@redhat.com>
 185         * elf32-frv.c (frv_elf_link_hash_table_create): Use bfd_zalloc.
 186         (_frv_add_rofixup): Don't inline.
 187         (_frv_emit_got_relocs_plt_entries): Use NULL as funcdesc address
 188         for undefweak symbols.
 189         (elf32_frv_relocate_section): Avoid crash while computing
 190         relocation when linking with shared library.  Only emit rofixups
 191         and dynamic relocations for alloc&load sections.  Mark binaries
 192         with inter-segment relocations for relocation as a unit.
 193         (_frv_create_got_section): Rename .rofixup.got to .rofixup.
 194         (DEFAULT_STACK_SIZE): New.
 195         (_frv_count_got_plt_entries): Fix thinko in deciding whether to
 196         emit rofixups or dynamic relocs when linking dynamic non-PIE
 197         executables.
 198         (elf32_frv_size_dynamic_sections): Generate rofixup on PIEs and
 199         shared libs too.  Reserve the last entry for the GOT pointer.
 200         (elf32_frv_finish_dynamic_sections): Emit it.
 201         (elf32_frv_always_size_sections): New.
 202         (elf32_frv_modify_segment_map): New.
 203         (elf32_frv_check_relocs): Reserve relocs32 space only in ALLOC
 204         sections.
 205         (frv_elf_merge_private_bfd_data): Clear PIC bit if FDPIC is set.
 206         (frv_elf_print_private_bfd_data): Handle FDPIC and LIBPIC.
 207         (elf_backend_always_size_sections): New.
 208         (elf_backend_modify_segment_map): New.
 209         2003-10-31  Alexandre Oliva  <aoliva@redhat.com>
 210         * config.bfd: Added frv-*-*linux*.
 211         * elf32-frv.c (_frv_emit_got_relocs_plt_entries): Use idx 0 for
 212         ABS section, instead of crashing.
 213         (elf32_frv_relocate_section): Don't crash before warning about
 214         different segments in non-PIC relocation.
 215         2003-10-17  Alexandre Oliva  <aoliva@redhat.com>
 216         * elf32-frv.c (elf32_frv_relocate_section): Don't warn on LABEL24
 217         relocs to undefweak symbols.
 218         (elf32_frv_relocate_section): Ditto for undefined symbols.
 219         2003-10-06  Alexandre Oliva  <aoliva@redhat.com>
 220         * elf32-frv.c (elf32_frv_create_dynamic_sections): Make sure
 221         gotfixup section was created.
 222         2003-09-30  Alexandre Oliva  <aoliva@redhat.com>
 223         * elf32-frv.c (elf32_frv_howto_table): Change GOT12,
 224         FUNCDESC_GOT12, GOTOFF12 and FUNCDESC_GOTOFF12 to
 225         complain_overflow_signed.
 226         * elf32-frv.c (_frv_add_rofixup): Do not error out if contents
 227         have not been allocated.
 228         (_frv_emit_got_relocs_plt_entries): Return non-void.  Assert
 229         privfd only if dynamic sections were created.
 230         (elf32_frv_relocate_section): Compute gprel_segment, and use it
 231         for GPREL relocs.  When linking relocatable FDPIC executables,
 232         emit warnings for relocations that would be illegal on PIE or
 233         shared libraries.  Emit rofixup for R_FRV_32 only if input object
 234         is not FDPIC.
 235         (_frv_create_got_section): Define _gp symbol in the rofixup
 236         section.
 237         (elf32_frv_finish_dynamic_sections): If rofixups needed but
 238         dynamic sections missing, error out requesting -melf32frvfd.
 239         2003-09-19  Alexandre Oliva  <aoliva@redhat.com>
 240         * elf32-frv.c (_frv_emit_got_relocs_plt_entries): Rearrange
 241         computation of addends from section and global or local symbol
 242         value.  Change return type to bfd_boolean, and return a failure if
 243         a dynamic FUNCDESC or FUNCDESC_VALUE relocation that requires a
 244         nonzero addend is required.
 245         (elf32_frv_relocate_section): Likewise.  Print error for
 246         unsupported nonzero addends.
 247         2003-09-18  Alexandre Oliva  <aoliva@redhat.com>
 248         * elf32-frv.c (FRV_SYM_LOCAL): In the absence of dynamic sections,
 249         force everything local.
 250         (_frv_emit_got_relocs_plt_entries): Cope with NULL sec.
 251         * elf32-frv.c (struct frv_elf_link_hash_table): Added sgotfixup.
 252         (frv_gotfixup_section): New.
 253         (FRV_SYM_LOCAL): Accept undefweak and local common symbols.
 254         (struct frv_pic_relocs_info): Split relocs into relocs32, relocsfd
 255         and relocsfdv.
 256         (_frv_add_rofixup): New.
 257         (_frv_emit_got_relocs_plt_entries): Generate fixups for non-PIE
 258         fdpic executables.  Use FRV_SYM_LOCAL more widely to simplify and
 259         improve some ugly conditions.
 260         (elf32_frv_relocate_section): Likewise.  Reject inter-segment
 261         relocations in fdpic.
 262         (_frv_create_got_section): Create .rofixup.got section.
 263         (struct _frv_dynamic_got_info): Added fixups.
 264         (_frv_count_got_plt_entries): Account in-GOT relocations into
 265         relocs32, relocsfd and relocsfdv.  Account them into relocs or
 266         fixups, as appropriate.
 267         (elf32_frv_size_dynamic_sections): Size rofixup section.  Simplify
 268         sizing of gotrel.
 269         (elf32_frv_finish_dynamic_sections): Verify that the right number
 270         of relocations and fixups was generated.
 271         (elf32_frv_check_relocs): Compute relocs32, relocsfd and
 272         relocsfdv.
 273         * elf32-frv.c (FRV_SYM_LOCAL): New macro, used instead of
 274         SYMBOL_CALLS_LOCAL and SYMBOL_REFERENCES_LOCAL.
 275         (FRV_FUNCDESC_LOCAL): New macro, used to decide whether a function
 276         descriptor of a (formerly-)global symbol is local.
 277         (struct frv_pic_relocs_info): Adjust comments.
 278         (_frv_emit_got_relocs_plt_entries): Adjust.
 279         (elf32_frv_relocate_section): Likewise.
 280         (_frv_count_got_plt_entries): Likewise.
 281         * elf32-frv.c (_frv_emit_got_relocs_plt_entries): Don't add global
 282         symbol's value to addend in the common preamble.  Decay dynamic
 283         symbols to section+offset if they bind or call locally, for GOT
 284         and FUNCDESC_VALUE, respectively.
 285         (elf32_frv_relocate_section): Likewise.
 286         (elf32_frv_check_relocs): Don't register as dynamic symbols of
 287         internal or hidden visibility.
 288         2003-09-17  Alexandre Oliva  <aoliva@redhat.com>
 289         * elf32-frv.c (_frv_emit_got_relocs_plt_entries): Get addend as
 290         argument, so as to not call _bfd_elf_rel_local_sym to compute it.
 291         (elf32_frv_relocate_section): Pass relocation addend in.  Use
 292         original relocation addend to look up the got relocs/plt entries
 293         table.  Do not call _bfd_elf_rel_local_sym.  Don't error out when
 294         processing relocations that reference .scommon symbols.
 295         2003-09-15  Alexandre Oliva  <aoliva@redhat.com>
 296         Introduce support for dynamic linking.
 297         * elf32-frv.c (R_FRV_FUNCDESC_VALUE): Mark it as 64 bits.
 298         (elf32_frv_rel_32_howto, elf32_frv_rel_funcdesc_howto,
 299         elf32_frv_rel_funcdesc_value_howto): New REL descriptors.
 300         (frv_reloc_type_lookup): Return REL howtos for executables and
 301         dynamic libraries.
 302         (frv_info_to_howto_rel): New.
 303         (struct frv_elf_link_hash_table): New.
 304         (frv_hash_table, frv_got_section, frv_gotrel_section,
 305         frv_plt_section, frv_pltrel_section, frv_relocs_info,
 306         frv_got_initial_offset, frv_plt_initial_offset): New macros.
 307         (frv_elf_link_hash_table_create): New.
 308         (struct frv_pic_relocs_info): New.
 309         (frv_pic_relocs_info_hash, frv_pic_relocs_info_eq): New.
 310         (frv_pic_relocs_info_find): New.
 311         (frv_pic_relocs_info_for_global, frv_pic_relocs_info_for_local):
 312         New.
 313         (FRV_LZPLT_BLOCK_SIZE, FRV_LZPLT_RESOLVE_LOC): New.
 314         (_frv_add_dyn_reloc, _frv_osec_to_segment): New.
 315         (_frv_emit_got_relocs_plt_entries): New.
 316         (elf32_frv_relocate_section): Add support for dynamic linking.
 317         Handle new relocations.
 318         (_frv_create_got_section): New.
 319         (elf32_frv_create_dynamic_sections): New.
 320         (ELF_DYNAMIC_INTERPRETER): New.
 321         (struct _frv_dynamic_got_info): New.
 322         (_frv_count_got_plt_entries): New.
 323         (struct _frv_dynamic_got_plt_info): New.
 324         (_frv_compute_got_alloc_data): New.
 325         (_frv_get_got_entry, _frv_get_fd_entry): New.
 326         (_frv_assign_got_entries, _frv_assign_plt_entries): New.
 327         (_frv_resolve_final_relocs_info): New.
 328         (elf32_frv_size_dynamic_sections): New.
 329         (elf32_frv_finish_dynamic_sections): New.
 330         (elf32_frv_adjust_dynamic_symbol): New.
 331         (elf32_frv_finish_dynamic_symbol): New.
 332         (elf32_frv_check_relocs): Handle new relocs.  Explain how the
 333         whole thing works.
 334         (elf_info_to_howto_rel): Define.
 335         (bfd_elf32_bfd_link_hash_table_create): Define.
 336         (elf_backend_create_dynamic_sections): Define.
 337         (elf_backend_adjust_dynamic_symbol): Define.
 338         (elf_backend_size_dynamic_sections): Define.
 339         (elf_backend_finish_dynamic_symbol): Define.
 340         (elf_backend_finish_dynamic_sections): Define.
 341         (elf_backend_want_got_sym): Define.
 342         (elf_backend_got_header_size): Define.
 343         (elf_backend_want_got_plt): Define.
 344         (elf_backend_plt_readonly): Define.
 345         (elf_backend_want_plt_sym): Define.
 346         (elf_backend_plt_header_size): Define.
 347         (elf_backend_may_use_rel_p): Define.
 348         (elf_backend_may_use_rela_p): Define.
 349         (elf_backend_default_use_rela_p): Define.
 350         2003-08-08  Alexandre Oliva  <aoliva@redhat.com>
 351         * elf32-frv.c (R_FRV_FUNCDESC_VALUE, R_FRV_FUNCDESC_GOTOFF12,
 352         R_FRV_FUNCDESC_GOTOFFHI, R_FRV_FUNCDESC_GOTOFFLO, R_FRV_GOTOFF12,
 353         R_FRV_GOTOFFHI, R_FRV_GOTOFFLO): New.
 354         (frv_reloc_map): Map the corresponding BFD relocs to them.
 355         (frv_reloc_type_lookup): ... and back to BFD relocs.
 356         * reloc.c: New relocs.
 357         * bfd-in2.h, libbfd.h: Rebuilt.
 358         2003-08-04  Alexandre Oliva  <aoliva@redhat.com>
 359         * elf32-frv.c (R_FRV_GOT12, R_FRV_GOTHI, R_FRV_GOTLO,
 360         R_FRV_FUNCDESC, R_FRV_FUNCDESC_GOT12, R_FRV_FUNCDESC_GOTHI,
 361         R_FRV_FUNCDESC_GOTLO): New.
 362         (frv_reloc_map): Map the corresponding BFD relocs to them.
 363         (frv_reloc_type_lookup): ... and back to BFD relocs.
 364         * reloc.c: New relocs.
 365         * bfd-in2.h, libbfd.h: Rebuilt.
 366
 367 2004-01-05  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
 368
 369         * elf32-mips.c (ELF_MAXPAGESIZE): Redefine for traditional
 370         targets to support pages of up to 64kB.
 371         (elf32_bed): Redefine to get a separate backend data structure for
 372         traditional targets.
 373         * elf64-mips.c (ELF_MAXPAGESIZE): Redefine for traditional
 374         targets to support pages of up to 64kB.
 375         (elf64_bed): Redefine to get a separate backend data structure for
 376         traditional targets.
 377         * elfn32-mips.c (ELF_MAXPAGESIZE): Redefine for traditional
 378         targets to support pages of up to 64kB.
 379         (elf32_bed): Redefine to get a separate backend data structure for
 380         traditional targets.
 381
 382 2004-01-04  Mark Kettenis  <kettenis@gnu.org>
 383
 384         * elf32-sparc.c (elf32_sparc_grok_psinfo): New function.
 385
 386 2004-01-02  Mark Kettenis  <kettenis@gnu.org>
 387
 388         * elf32-i386.c (elf_i386_grok_prstatus): Add support for FreeBSD.
 389         (elf_i386_grok_psinfo): Likewise.
 390
 391 2004-01-02  Bernardo Innocenti  <bernie@develer.com>
 392
 393         * config.bfd: Add m68k-uClinux target.
 394
 395 2004-01-01  Grant Edwards <grante@visi.com>
 396
 397         * elflink.h (elf_gc_sections): Warn when gc-sections option is ignored.
 398         * elf32-h8300.c (elf32_h8_gc_mark_hook): New function.
 399         (elf32_h8_gc_sweep_hook): New function.
 400         (elf_backend_gc_mark_hook): Define.
 401         (elf_backend_gc_sweep_hook): Define.
 402         (elf_backend_can_gc_sections): Define.
 403
 404 For older changes see ChangeLog-0203
 405 \f
 406 Local Variables:
 407 mode: change-log
 408 left-margin: 8
 409 fill-column: 74
 410 version-control: never
 411 End: