bfd/ChangeLog

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