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