bfd/ChangeLog

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