1 2004-02-09 Anil Paranjpe <anilp1@KPITCummins.com>
3 * coff-h8300.c: Added comments about relaxation for ldc.w and stc.w.
4 * elf32-h8300.c: Likewise.
6 2004-02-09 Christian Vogel <vogelchr@vogel.cx>
7 Nick Clifton <nickc@redhat.com>
9 * elf64-alpha.c (elf64_alpha_calc_got_offsets_for_symbol): Catch
10 GOT entries with no associated GOT subsection.
12 2004-02-09 Richard Sandiford <rsandifo@redhat.com>
14 * bfd-elf.h (elf_backend_name_local_section_symbols): New hook.
15 * elf.c (swap_out_syms): Use it to decide whether local section
16 symbols should be named.
17 * elfxx-target.h (elf_backend_name_local_section_symbols): New macro.
18 * elfxx-mips.h (_bfd_mips_elf_name_local_section_symbols): Declare.
19 (elf_backend_name_local_section_symbols): Define.
20 * elfxx-mips.c (_bfd_mips_elf_name_local_section_symbols): New.
22 2004-01-30 H.J. Lu <hongjiu.lu@intel.com>
24 * elfxx-ia64.c (elfNN_ia64_relax_brl): New function.
25 (elfNN_ia64_relax_section): Optimize brl to br during the relax
28 2004-01-30 Alexandre Oliva <aoliva@redhat.com>
30 * elf32-frv.c (elf32_frv_always_size_sections): Initialize pointer
31 to bfd_link_hash_entry passed by reference to
32 _bfd_generic_link_add_one_symbol.
34 2004-01-25 H.J. Lu <hongjiu.lu@intel.com>
36 * elfxx-ia64.c (elfNN_ia64_relocate_section): Disallow imm
37 relocations against dynamic symbols.
39 2004-01-23 Daniel Jacobowitz <drow@mvista.com>
41 * elf32-arm.h (elf32_arm_check_relocs): Revert part of 2004-01-13
44 2004-01-21 Tom Rix <tcrix@worldnet.att.net>
46 * reloc.c: New 5 bit reloc, BFD_RELOC_M68HC12_5B, for m68hc12 movb/movw.
47 * bfd-in2.h, libbfd.h: Rebuilt.
49 2004-01-20 Danny Smith <dannysmith@users.sourceforge.net>
51 * peXXigen.c (_bfd_XXi_swap_scnhdr_out): Don't remove
52 IMAGE_SCN_MEM_WRITE flag from .text section if WP_TEXT
53 flag has been cleared.
55 2004-01-19 Kazu Hirata <kazu@cs.umass.edu>
57 * coff-h8300.c: Add and adjust comments about relaxation.
58 * elf32-h8300.c: Likewise.
60 2004-01-16 Kazu Hirata <kazu@cs.umass.edu>
62 * coff-h8300.c: Fix comment typos.
63 * elf32-h8300.c: Likewise.
65 2004-01-16 Kazu Hirata <kazu@cs.umass.edu>
67 * coff-h8300.c: Add comments about relaxation.
68 * elf32-h8300.c: Likewise.
70 2004-01-14 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
72 * acinclude.m4: Quote names of macros to be defined by AC_DEFUN
74 * aclocal.m4: Regenerate.
75 * configure: Regenerate.
77 2004-01-13 Ian Lance Taylor <ian@wasabisystems.com>
79 * elf64-mips.c (mips_elf64_slurp_one_reloc_table): Call
80 mips_elf64_rtype_to_howto instead of using howto_table.
82 2004-01-13 Daniel Jacobowitz <drow@mvista.com>
84 * elf32-arm.h (elf32_arm_final_link_relocate): Check that we created
86 (elf32_arm_check_relocs): Don't increment the PLT refcount for
87 relocs which would not use the PLT.
89 2004-01-13 Alan Modra <amodra@bigpond.net.au>
91 * elf64-ppc.c (ppc64_elf_check_relocs): Ignore !SEC_ALLOC relocs.
92 (ppc64_elf_gc_sweep_hook): Likewise.
93 (ppc64_elf_size_dynamic_sections): Test for .plt directly.
95 2004-01-12 Anil Paranjpe <anilp1@KPITCummins.com>
97 Adds linker relaxation support for bit manipulation insns like
98 band, bclr, biand, bild, bior, bist, bixor, bld, bnot, bor, bset,
100 * elf32-h8300.c: Opcode for bit manipulation insn is checked in
101 elf32_h8_relax_section function while relxation for aa:16 and aa:32.
102 * coff-h8300.c: Opcode for bit manipulation insn is checked in
103 h8300_reloc16_extra_cases function while relxation for aa:16 and aa:32.
105 2004-01-12 Alan Modra <amodra@bigpond.net.au>
107 * dwarf2.c: Convert to C90, remove unneeded casts and prototypes.
109 2004-01-11 Kazu Hirata <kazu@cs.umass.edu>
111 * elf32-h8300.c: Fix formatting.
113 2004-01-11 Kazu Hirata <kazu@cs.umass.edu>
115 * elf32-cris.c (cris_elf_gc_sweep_hook): Return early if no
116 dynamic object is present. Declare r_symndx and h in an inner
118 * elf32-vax.c (elf_vax_gc_sweep_hook): Likewise.
120 2004-01-09 Daniel Jacobowitz <drow@mvista.com>
122 * elf32-arm.h (struct elf32_arm_relocs_copied): Remove pc_count.
123 (elf32_arm_copy_indirect_symbol): Don't copy pc_count.
124 (elf32_arm_final_link_relocate): Handle PLT32 and PC24 relocs
125 identically. Do not emit PC24 relocations for shared libraries.
126 (elf32_arm_gc_sweep_hook): Handle PLT32 and PC24 relocs
127 identically. Don't adjust pc_count.
128 (elf32_arm_check_relocs): Handle PLT32 and PC24 relocs identically.
129 Set ELF_LINK_HASH_NEEDS_PLT for both. Don't adjust pc_count; don't
130 adjust count for branch relocations.
131 (allocate_dynrelocs): Correct typo in call to
132 WILL_CALL_FINISH_DYNAMIC_SYMBOL. Never allocate space for
133 PC24 or PLT32 relocs when linking.
135 2004-01-09 Dmitry Semyonov <Dmitry.Semyonov@oktet.ru>
137 * coff-arm.c (aoutarm_std_reloc_howto): [ARM_WINCE] Synchronize ARM_26D
138 relocation howto with ARM_26 one for consistency.
139 (coff_arm_relocate_section): Set partial_inplace for ARM_26 relocations
140 that will be converted to ARM_26D ones, since we always want 'done'
141 relocations to be reflected in section's data.
142 (coff_arm_relocate_section): [ARM_WINCE] Quick fix for BL instruction
144 (_bfd_final_link_relocate): Do not modify "inplace" data, if not
147 2004-01-08 Dmitry Semyonov <Dmitry.Semyonov@oktet.ru>
149 * coff-arm.c (coff_arm_relocate_section): Do not alter relocs that
150 are not partial_inplace during a relocatable link.
152 2004-01-08 Kazu Hirata <kazu@cs.umass.edu>
154 * elf32-m68k.c (elf_m68k_gc_sweep_hook): Return early
155 if no dynamic object is present. Declare r_symndx and h in an
158 2004-01-07 H.J. Lu <hongjiu.lu@intel.com>
160 * elfxx-ia64.c (elfNN_ia64_relax_section): Don't install
161 trampoline if it is known out of range.
163 2004-01-06 Alexandre Oliva <aoliva@redhat.com>
165 2003-12-17 Alexandre Oliva <aoliva@redhat.com>
166 * elf32-frv.c (_frv_osec_readonly_p): New.
167 (_frv_emit_got_relocs_plt_entries): Don't emit rofixup for
169 (_frv_count_got_plt_entries): Adjust expected count accordingly.
170 (elf32_frv_relocate_section): Likewise. Error out if attempting
171 to emit rofixups or dynamic relocs in read-only segments. Use
172 _bfd_elf_section_offset to adjust r_offsets in rofixups and
174 2003-12-12 Alexandre Oliva <aoliva@redhat.com>
175 * elf32-frv.c (elf32_frv_relocate_section): Compute dynamic
176 relocations or fixups involving merged sections correctly. Avoid
177 crash when undefined symbol is referenced by R_FRV_32 or
178 R_FRV_FUNCDESC_VALUE.
179 2003-12-02 Alexandre Oliva <aoliva@redhat.com>
180 * elf32-frv.c (elf32_frv_relocate_section): Add output_offset of
181 input section holding local symbol to addend of R_FRV_32 or
182 R_FRV_FUNCDESC_VALUE dynamic relocation.
183 2003-11-27 Alexandre Oliva <aoliva@redhat.com>
184 * elf32-frv.c (elf32_frv_modify_segment_map): Add link info arg.
185 (elf32_frv_always_size_sections): Don't store pointer to
186 __stacksize symbol in sec_info.
187 (elf32_frv_modify_segment_map): Look it up here.
188 2003-11-26 Alexandre Oliva <aoliva@redhat.com>
189 * elf32-frv.c (_frv_emit_got_relocs_plt_entries): Emit the address
190 of the lazy PLT entry, not only its offset, as the low word of a
192 2003-11-10 Alexandre Oliva <aoliva@redhat.com>
193 * elf32-frv.c (elf32_frv_always_size_sections): Define __stacksize
194 if a hash table entry already exists but is not a definition.
195 2003-11-05 Alexandre Oliva <aoliva@redhat.com>
196 * elf32-frv.c (frv_elf_link_hash_table_create): Use bfd_zalloc.
197 (_frv_add_rofixup): Don't inline.
198 (_frv_emit_got_relocs_plt_entries): Use NULL as funcdesc address
199 for undefweak symbols.
200 (elf32_frv_relocate_section): Avoid crash while computing
201 relocation when linking with shared library. Only emit rofixups
202 and dynamic relocations for alloc&load sections. Mark binaries
203 with inter-segment relocations for relocation as a unit.
204 (_frv_create_got_section): Rename .rofixup.got to .rofixup.
205 (DEFAULT_STACK_SIZE): New.
206 (_frv_count_got_plt_entries): Fix thinko in deciding whether to
207 emit rofixups or dynamic relocs when linking dynamic non-PIE
209 (elf32_frv_size_dynamic_sections): Generate rofixup on PIEs and
210 shared libs too. Reserve the last entry for the GOT pointer.
211 (elf32_frv_finish_dynamic_sections): Emit it.
212 (elf32_frv_always_size_sections): New.
213 (elf32_frv_modify_segment_map): New.
214 (elf32_frv_check_relocs): Reserve relocs32 space only in ALLOC
216 (frv_elf_merge_private_bfd_data): Clear PIC bit if FDPIC is set.
217 (frv_elf_print_private_bfd_data): Handle FDPIC and LIBPIC.
218 (elf_backend_always_size_sections): New.
219 (elf_backend_modify_segment_map): New.
220 2003-10-31 Alexandre Oliva <aoliva@redhat.com>
221 * config.bfd: Added frv-*-*linux*.
222 * elf32-frv.c (_frv_emit_got_relocs_plt_entries): Use idx 0 for
223 ABS section, instead of crashing.
224 (elf32_frv_relocate_section): Don't crash before warning about
225 different segments in non-PIC relocation.
226 2003-10-17 Alexandre Oliva <aoliva@redhat.com>
227 * elf32-frv.c (elf32_frv_relocate_section): Don't warn on LABEL24
228 relocs to undefweak symbols.
229 (elf32_frv_relocate_section): Ditto for undefined symbols.
230 2003-10-06 Alexandre Oliva <aoliva@redhat.com>
231 * elf32-frv.c (elf32_frv_create_dynamic_sections): Make sure
232 gotfixup section was created.
233 2003-09-30 Alexandre Oliva <aoliva@redhat.com>
234 * elf32-frv.c (elf32_frv_howto_table): Change GOT12,
235 FUNCDESC_GOT12, GOTOFF12 and FUNCDESC_GOTOFF12 to
236 complain_overflow_signed.
237 * elf32-frv.c (_frv_add_rofixup): Do not error out if contents
238 have not been allocated.
239 (_frv_emit_got_relocs_plt_entries): Return non-void. Assert
240 privfd only if dynamic sections were created.
241 (elf32_frv_relocate_section): Compute gprel_segment, and use it
242 for GPREL relocs. When linking relocatable FDPIC executables,
243 emit warnings for relocations that would be illegal on PIE or
244 shared libraries. Emit rofixup for R_FRV_32 only if input object
246 (_frv_create_got_section): Define _gp symbol in the rofixup
248 (elf32_frv_finish_dynamic_sections): If rofixups needed but
249 dynamic sections missing, error out requesting -melf32frvfd.
250 2003-09-19 Alexandre Oliva <aoliva@redhat.com>
251 * elf32-frv.c (_frv_emit_got_relocs_plt_entries): Rearrange
252 computation of addends from section and global or local symbol
253 value. Change return type to bfd_boolean, and return a failure if
254 a dynamic FUNCDESC or FUNCDESC_VALUE relocation that requires a
255 nonzero addend is required.
256 (elf32_frv_relocate_section): Likewise. Print error for
257 unsupported nonzero addends.
258 2003-09-18 Alexandre Oliva <aoliva@redhat.com>
259 * elf32-frv.c (FRV_SYM_LOCAL): In the absence of dynamic sections,
260 force everything local.
261 (_frv_emit_got_relocs_plt_entries): Cope with NULL sec.
262 * elf32-frv.c (struct frv_elf_link_hash_table): Added sgotfixup.
263 (frv_gotfixup_section): New.
264 (FRV_SYM_LOCAL): Accept undefweak and local common symbols.
265 (struct frv_pic_relocs_info): Split relocs into relocs32, relocsfd
267 (_frv_add_rofixup): New.
268 (_frv_emit_got_relocs_plt_entries): Generate fixups for non-PIE
269 fdpic executables. Use FRV_SYM_LOCAL more widely to simplify and
270 improve some ugly conditions.
271 (elf32_frv_relocate_section): Likewise. Reject inter-segment
272 relocations in fdpic.
273 (_frv_create_got_section): Create .rofixup.got section.
274 (struct _frv_dynamic_got_info): Added fixups.
275 (_frv_count_got_plt_entries): Account in-GOT relocations into
276 relocs32, relocsfd and relocsfdv. Account them into relocs or
277 fixups, as appropriate.
278 (elf32_frv_size_dynamic_sections): Size rofixup section. Simplify
280 (elf32_frv_finish_dynamic_sections): Verify that the right number
281 of relocations and fixups was generated.
282 (elf32_frv_check_relocs): Compute relocs32, relocsfd and
284 * elf32-frv.c (FRV_SYM_LOCAL): New macro, used instead of
285 SYMBOL_CALLS_LOCAL and SYMBOL_REFERENCES_LOCAL.
286 (FRV_FUNCDESC_LOCAL): New macro, used to decide whether a function
287 descriptor of a (formerly-)global symbol is local.
288 (struct frv_pic_relocs_info): Adjust comments.
289 (_frv_emit_got_relocs_plt_entries): Adjust.
290 (elf32_frv_relocate_section): Likewise.
291 (_frv_count_got_plt_entries): Likewise.
292 * elf32-frv.c (_frv_emit_got_relocs_plt_entries): Don't add global
293 symbol's value to addend in the common preamble. Decay dynamic
294 symbols to section+offset if they bind or call locally, for GOT
295 and FUNCDESC_VALUE, respectively.
296 (elf32_frv_relocate_section): Likewise.
297 (elf32_frv_check_relocs): Don't register as dynamic symbols of
298 internal or hidden visibility.
299 2003-09-17 Alexandre Oliva <aoliva@redhat.com>
300 * elf32-frv.c (_frv_emit_got_relocs_plt_entries): Get addend as
301 argument, so as to not call _bfd_elf_rel_local_sym to compute it.
302 (elf32_frv_relocate_section): Pass relocation addend in. Use
303 original relocation addend to look up the got relocs/plt entries
304 table. Do not call _bfd_elf_rel_local_sym. Don't error out when
305 processing relocations that reference .scommon symbols.
306 2003-09-15 Alexandre Oliva <aoliva@redhat.com>
307 Introduce support for dynamic linking.
308 * elf32-frv.c (R_FRV_FUNCDESC_VALUE): Mark it as 64 bits.
309 (elf32_frv_rel_32_howto, elf32_frv_rel_funcdesc_howto,
310 elf32_frv_rel_funcdesc_value_howto): New REL descriptors.
311 (frv_reloc_type_lookup): Return REL howtos for executables and
313 (frv_info_to_howto_rel): New.
314 (struct frv_elf_link_hash_table): New.
315 (frv_hash_table, frv_got_section, frv_gotrel_section,
316 frv_plt_section, frv_pltrel_section, frv_relocs_info,
317 frv_got_initial_offset, frv_plt_initial_offset): New macros.
318 (frv_elf_link_hash_table_create): New.
319 (struct frv_pic_relocs_info): New.
320 (frv_pic_relocs_info_hash, frv_pic_relocs_info_eq): New.
321 (frv_pic_relocs_info_find): New.
322 (frv_pic_relocs_info_for_global, frv_pic_relocs_info_for_local):
324 (FRV_LZPLT_BLOCK_SIZE, FRV_LZPLT_RESOLVE_LOC): New.
325 (_frv_add_dyn_reloc, _frv_osec_to_segment): New.
326 (_frv_emit_got_relocs_plt_entries): New.
327 (elf32_frv_relocate_section): Add support for dynamic linking.
328 Handle new relocations.
329 (_frv_create_got_section): New.
330 (elf32_frv_create_dynamic_sections): New.
331 (ELF_DYNAMIC_INTERPRETER): New.
332 (struct _frv_dynamic_got_info): New.
333 (_frv_count_got_plt_entries): New.
334 (struct _frv_dynamic_got_plt_info): New.
335 (_frv_compute_got_alloc_data): New.
336 (_frv_get_got_entry, _frv_get_fd_entry): New.
337 (_frv_assign_got_entries, _frv_assign_plt_entries): New.
338 (_frv_resolve_final_relocs_info): New.
339 (elf32_frv_size_dynamic_sections): New.
340 (elf32_frv_finish_dynamic_sections): New.
341 (elf32_frv_adjust_dynamic_symbol): New.
342 (elf32_frv_finish_dynamic_symbol): New.
343 (elf32_frv_check_relocs): Handle new relocs. Explain how the
345 (elf_info_to_howto_rel): Define.
346 (bfd_elf32_bfd_link_hash_table_create): Define.
347 (elf_backend_create_dynamic_sections): Define.
348 (elf_backend_adjust_dynamic_symbol): Define.
349 (elf_backend_size_dynamic_sections): Define.
350 (elf_backend_finish_dynamic_symbol): Define.
351 (elf_backend_finish_dynamic_sections): Define.
352 (elf_backend_want_got_sym): Define.
353 (elf_backend_got_header_size): Define.
354 (elf_backend_want_got_plt): Define.
355 (elf_backend_plt_readonly): Define.
356 (elf_backend_want_plt_sym): Define.
357 (elf_backend_plt_header_size): Define.
358 (elf_backend_may_use_rel_p): Define.
359 (elf_backend_may_use_rela_p): Define.
360 (elf_backend_default_use_rela_p): Define.
361 2003-08-08 Alexandre Oliva <aoliva@redhat.com>
362 * elf32-frv.c (R_FRV_FUNCDESC_VALUE, R_FRV_FUNCDESC_GOTOFF12,
363 R_FRV_FUNCDESC_GOTOFFHI, R_FRV_FUNCDESC_GOTOFFLO, R_FRV_GOTOFF12,
364 R_FRV_GOTOFFHI, R_FRV_GOTOFFLO): New.
365 (frv_reloc_map): Map the corresponding BFD relocs to them.
366 (frv_reloc_type_lookup): ... and back to BFD relocs.
367 * reloc.c: New relocs.
368 * bfd-in2.h, libbfd.h: Rebuilt.
369 2003-08-04 Alexandre Oliva <aoliva@redhat.com>
370 * elf32-frv.c (R_FRV_GOT12, R_FRV_GOTHI, R_FRV_GOTLO,
371 R_FRV_FUNCDESC, R_FRV_FUNCDESC_GOT12, R_FRV_FUNCDESC_GOTHI,
372 R_FRV_FUNCDESC_GOTLO): New.
373 (frv_reloc_map): Map the corresponding BFD relocs to them.
374 (frv_reloc_type_lookup): ... and back to BFD relocs.
375 * reloc.c: New relocs.
376 * bfd-in2.h, libbfd.h: Rebuilt.
378 2004-01-05 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
380 * elf32-mips.c (ELF_MAXPAGESIZE): Redefine for traditional
381 targets to support pages of up to 64kB.
382 (elf32_bed): Redefine to get a separate backend data structure for
384 * elf64-mips.c (ELF_MAXPAGESIZE): Redefine for traditional
385 targets to support pages of up to 64kB.
386 (elf64_bed): Redefine to get a separate backend data structure for
388 * elfn32-mips.c (ELF_MAXPAGESIZE): Redefine for traditional
389 targets to support pages of up to 64kB.
390 (elf32_bed): Redefine to get a separate backend data structure for
393 2004-01-04 Mark Kettenis <kettenis@gnu.org>
395 * elf32-sparc.c (elf32_sparc_grok_psinfo): New function.
397 2004-01-02 Mark Kettenis <kettenis@gnu.org>
399 * elf32-i386.c (elf_i386_grok_prstatus): Add support for FreeBSD.
400 (elf_i386_grok_psinfo): Likewise.
402 2004-01-02 Bernardo Innocenti <bernie@develer.com>
404 * config.bfd: Add m68k-uClinux target.
406 2004-01-01 Grant Edwards <grante@visi.com>
408 * elflink.h (elf_gc_sections): Warn when gc-sections option is ignored.
409 * elf32-h8300.c (elf32_h8_gc_mark_hook): New function.
410 (elf32_h8_gc_sweep_hook): New function.
411 (elf_backend_gc_mark_hook): Define.
412 (elf_backend_gc_sweep_hook): Define.
413 (elf_backend_can_gc_sections): Define.
415 For older changes see ChangeLog-0203
421 version-control: never