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PR ld/12365
[deliverable/binutils-gdb.git] / bfd / ChangeLog
CommitLineData
35ed3f94
AM		 12011-04-24 Alan Modra <amodra@gmail.com>
2
3 PR ld/12365
4 PR ld/12696
5 * coff-aux.c (coff_m68k_aux_link_add_one_symbol): Update "notice" call.
6 * linker.c (_bfd_link_hash_newfunc): Clear bitfields.
7 (_bfd_generic_link_add_one_symbol): Update "notice" call.
8 * elflink.c (_bfd_elf_merge_symbol): Don't skip weak redefs when
9 it is a redef of an IR symbol in a real BFD.
10
b70321a2
L		 112011-04-22 H.J. Lu <hongjiu.lu@intel.com>
12
13 * elf32-i386.c (elf_i386_readonly_dynrelocs): Warn relocation
14 in readonly section in a shared object.
15 (elf_i386_size_dynamic_sections): Likewise.
16 * elf64-x86-64.c (elf_x86_64_readonly_dynrelocs): Likewise.
17 (elf_x86_64_size_dynamic_sections): Likewise.
18
aa715242
L		 192011-04-21 H.J. Lu <hongjiu.lu@intel.com>
20
21 PR ld/12694
22 * elf32-i386.c (elf_i386_readonly_dynrelocs): Skip local IFUNC
23 symbols.
24 * elf64-x86-64.c (elf_x86_64_readonly_dynrelocs): Likewise.
25
f6df62c8
L		 262011-04-21 H.J. Lu <hongjiu.lu@intel.com>
27
28 * elf32-i386.c (elf_i386_finish_dynamic_symbol): Return false
29 on dynamic symbol error.
30 * elf64-x86-64.c (elf_x86_64_finish_dynamic_symbol): Likewise.
31
4bbd5a24
TG		 322011-04-20 Tristan Gingold <gingold@adacore.com>
33
34 * config.bfd (alpha*-*-*vms*, ia64*-*-*vms*): Define targ_selvecs.
35
8ad17b3a
AM		 362011-04-20 Alan Modra <amodra@gmail.com>
37
38 * hash.c (bfd_default_hash_table_size): Make it an unsigned long.
39 (bfd_hash_table_init_n): Overflow checking.
40 (bfd_hash_set_default_size): Return current size. Take unsigned long
41 arg. Add 65537 to hash_size primes.
42 * bfd-in.h (bfd_hash_set_default_size): Update prototype.
43 * bfd-in2.h: Regenerate.
44
1b0df531
JK		 452011-04-20 Jan Kratochvil <jan.kratochvil@redhat.com>
46
47 * elf-bfd.h (RELOC_AGAINST_DISCARDED_SECTION): Fix +1 overrun of
48 memmove elements.
49
595213d4
AM		 502011-04-20 Alan Modra <amodra@gmail.com>
51
9e6619e2
AM		 52 * libbfd.c (bfd_log2): Do return rounded up value.
53 * elflink.c (bfd_elf_size_dynsym_hash_dynstr): Replace bfd_log2
54 call with expanded old round down version of the function.
55
595213d4
AM		 56 * archive.c (_bfd_get_elt_at_filepos): Don't release n_nfd.
57 * elflink.c (elf_link_add_object_symbols): Delete redundant code.
58
02d00247
AM		 592011-04-20 Alan Modra <amodra@gmail.com>
60
61 PR ld/12365
62 * elfcode.h (elf_slurp_symbol_table): Put common plugin IR symbols
63 in their own common section.
64 * elflink.c (elf_link_add_object_symbols): Likewise.
65 * linker.c (generic_link_check_archive_element): Don't lose flags
66 if common section is pre-existing.
67 (_bfd_generic_link_add_one_symbol): Likewise.
68
24f58f47
AM		 692011-04-20 Alan Modra <amodra@gmail.com>
70
71 PR ld/12365
72 * elflink.c (_bfd_elf_merge_symbol): Update multiple_common calls.
73 * linker.c (_bfd_generic_link_add_one_symbol): Likewise. Call
74 multiple_definition regardless of allow_multiple_definition.
75 * simple.c (simple_dummy_multiple_definition): Update.
76 * xcofflink.c (xcoff_link_add_symbols): Update multiple_definition
77 calls.
78
417236c0
TG		 792011-04-18 Tristan Gingold <gingold@adacore.com>
80
81 * coff-rs6000.c: Convert to ISO-C. Remove PARAMS macro.
82
901f1d17
AM		 832011-04-18 Alan Modra <amodra@gmail.com>
84
85 PR ld/12365
86 PR ld/12672
87 * bfd.c (BFD_PLUGIN): Define.
88 (BFD_FLAGS_SAVED, BFD_FLAGS_FOR_BFD_USE_MASK): Add BFD_PLUGIN.
89 * bfd-in2.h: Regenerate.
90 * elflink.c (elf_link_output_extsym): Strip undefined plugin syms.
91 * opncls.c (bfd_make_readable): Don't lose original bfd flags.
92
63524580
JK		 932011-04-17 Jan Kratochvil <jan.kratochvil@redhat.com>
94
95 * elf64-ppc.c (ppc64_elf_get_synthetic_symtab): Do not check for
96 SEC_LOAD.
97
e21e5835
NC		 982011-04-15 Sergio Durigan Junior <sergiodj@redhat.com>
99
100 * elf-bfd.h (struct sdt_note): New struct.
101 (struct elf_obj_tdata) <sdt_note_head>: New field.
102 * elf.c (elfobj_grok_stapsdt_note_1): New function.
103 (elfobj_grok_stapsdt_note): Likewise.
104 (elf_parse_notes): Added code to treat SystemTap note
105 sections.
106
6452a567
RH		 1072011-04-12 Richard Henderson <rth@redhat.com>
108
109 * elf64-alpha.c (elf64_alpha_size_dynamic_sections): Do not
110 exclude empty .got sections.
111
2a750708
L		 1122011-04-11 H.J. Lu <hongjiu.lu@intel.com>
113
114 * elf32-i386.c (elf_i386_reloc_type_lookup): Fix the out of bound
115 array access for BFD_RELOC_386_IRELATIVE.
116
2123f9ad
BS		 1172011-04-11 Bernd Schmidt <bernds@codesourcery.com>
118
119 * elf32-tic6x.c (elf32_tic6x_check_relocs): Initialize pc_count field.
120
f64b2e8d
NC		 1212011-04-11 Mark Wielaard <mjw@redhat.com>
122
123 PR 10549
124 * elf-bfd.h (has_ifunc_symbols): Renamed to has_gnu_symbols.
125 (has_gnu_symbols): Renamed from has_ifunc_symbols.
126 * elf.c (_bfd_elf_set_osabi): Use new has_gnu_symbols name.
127 * elf32-arm.c (elf32_arm_add_symbol_hook): Set has_gnu_symbols
128 also if STB_GNU_UNIQUE symbol binding was seen.
129 * elf32-i386.c (elf_i386_add_symbol_hook): Likewise.
130 * elf32-ppc.c (ppc_elf_add_symbol_hook): Likewise.
131 * elf32-sparc.c (elf32_sparc_add_symbol_hook): Likewise.
132 * elf64-ppc.c (ppc64_elf_add_symbol_hook): Likewise.
133 * elf64-sparc.c (elf64_sparc_add_symbol_hook): Likewise.
134 * elf64-x86-64.c (elf_x86_64_add_symbol_hook): Likewise.
135
e57278ef
AM		 1362011-04-11 Alan Modra <amodra@gmail.com>
137
138 * bfd-in.h (bfd_get_section_limit): Don't use rawsize with output
139 sections.
140 * libbfd.c (_bfd_generic_get_section_contents): Likewise.
141 (_bfd_generic_get_section_contents_in_window): Likewise.
142 * section.c (bfd_get_section_contents): Likewise.
143 * compress.c (bfd_get_full_section_contents): Likewise.
144 * elf32-rx.c (rx_final_link): Ignore rawsize.
145 * elf32-microblaze.c (microblaze_elf_relocate_section): Use correct
146 bfd with bfd_get_section_limit.
147 * elfxx-ia64.c (elfNN_ia64_choose_gp): Add "final" parameter. Use
148 os->size during final link. Update callers.
149 * bfd-in2.h: Regenerate.
150
e2ece73c
RS		 1512011-04-10 Richard Sandiford <rdsandiford@googlemail.com>
152
153 PR ld/12637
154 * elfxx-mips.c (mips_elf_merge_got_with): Use arg->global_count
155 as the number of global entries when merging with the primary GOT.
156
9f973f28
L		 1572011-04-09 H.J. Lu <hongjiu.lu@intel.com>
158
159 * elf32-i386.c: Update copyright year.
160 * elf64-x86-64.c: Likewise.
161
21e68916
KT		 1622011-04-09 Kai Tietz <ktietz@redhat.com>
163
164 * peXXigen.c (_bfd_XXi_final_link_postscripte): Sort pdata in temporary
165 buffer and use rawsize for sorting.
166 * coffcode.h (coff_compute_section_file_positions): Set rawsize
167 before doing alignment.
168
62d78908
L		 1692011-04-09 H.J. Lu <hongjiu.lu@intel.com>
170
171 * elf32-i386.c (elf_i386_relocate_section): Return relocation
172 error on unsupported relocation.
173 * elf64-x86-64.c (elf_x86_64_relocate_section): Likewise.
174
2351cae0
L		 1752011-04-09 H.J. Lu <hongjiu.lu@intel.com>
176
177 PR binutils/12657
178 * hosts/x86-64linux.h (elf_prstatus32): Replace __pid_t with
179 pid_t.
180
959b0961
L		 1812011-04-08 H.J. Lu <hongjiu.lu@intel.com>
182
183 PR ld/12654
184 * elf32-i386.c (elf_i386_relocate_section): Check !executable
185 instead of shared for R_386_TLS_LDO_32.
186
33b54431
TG		 1872011-04-08 Tristan Gingold <gingold@adacore.com>
188
189 * Makefile.am (SOURCE_HFILES): Remove xcoff-target.h
190 * coff-pmac: Remove
191 * xcoff-target.h: Remove
192 * Makefile.in: Regenerate.
193
5d8e6b4d
CC		 1942011-04-07 Cary Coutant <ccoutant@google.com>
195
196 * dwarf2.c (scan_unit_for_symbols): Check for DW_AT_specification.
197
44e87ece 1982011-04-07 Paul Brook <paul@codesourcery.com>
33b54431 199
44e87ece
PB		 200 * elf32-tic6x.c (elf32_tic6x_howto_table): R_C6000_PREL31 is
201 pc-relative.
202 (elf32_tic6x_howto_table_rel): Ditto.
203 (elf32_tic6x_relocate_section): Implement R_C6000_PREL31.
204 (elf32_tic6x_check_relocs): Ditto.
205
8c5fc800
JM		 2062011-04-06 Joseph Myers <joseph@codesourcery.com>
207
208 * config.bfd (thumb-*-oabi): Don't handle in list of obsolete
209 targets.
210 (strongarm*, thumb*, xscale*): Remove architectures.
211 (strongarm-*-kaos*, thumb-*-coff, thumb-*-elf, thumb-epoc-pe*,
212 thumb-*-pe*, strongarm-*-elf, strongarm-*-coff, xscale-*-elf,
213 xscale-*-coff): Remove targets.
214
6f8027ae
TG		 2152011-04-01 Tristan Gingold <gingold@adacore.com>
216
217 * elfxx-ia64.c: include bfd_stdint.h
218
c89ce65c
JK		 2192011-03-31 Jan Kratochvil <jan.kratochvil@redhat.com>
220
221 * elf32-tic6x.c (elf32_tic6x_relocate_section): Remove unused variable
222 dynobj and its initialization.
223
545f57c6
TG		 2242011-03-31 Tristan Gingold <gingold@adacore.com>
225
226 * makefile.vms (DEFS): Add HAVE_bfd_elf64_ia64_vms_vec.
227 * configure.com: Set BFD_HOST_64BIT_LONG_LONG and
228 BFD_HOST_LONG_LONG to 1.
229
083faca9
TG		 2302011-03-31 Tristan Gingold <gingold@adacore.com>
231
232 * vms-alpha.c (vms_get_remaining_object_record): Fix dec-c warning.
233 (_bfd_vms_write_etir): Ditto.
234 (_bfd_vms_slurp_etir): Avoid to use intptr_t
235 * configure.com: Generate bfd_stdint.h
236
ac145307
BS		 2372011-03-31 Bernd Schmidt <bernds@codesourcery.com>
238
239 * elf32-tic6x.h (struct elf32_tic6x_params): New.
240 (elf32_tic6x_setup): Declare.
241 * elf32-tic6x.c: Include <limits.h>.
242 (ELF_DYNAMIC_LINKER, DEFAULT_STACK_SIZE, PLT_ENTRY_SIZE): Define.
243 (struct elf32_tic6x_link_hash_table, struct elf32_link_hash_entry):
244 New structures.
245 (elf32_tic6x_link_hash_table, is_tic6x_elf): New macros.
246 (tic6x_elf_scom_section, tic6x_elf_scom_symbol,
247 tic6x_elf_scom_symbol_ptr): New static variables.
248 (elf32_tic6x_howto_table, elf32_tic6x_howto_table_rel,
249 elf32_tic6x_reloc_map): Add R_C6000_JUMP_SLOT, R_C6000_EHTYPE,
250 R_C6000_PCR_H16 and R_C6000_PCR_L16.
251 (elf32_tic6x_link_hash_newfunc, elf32_tic6x_link_hash_table_create,
252 elf32_tic6x_link_hash_table_free, elf32_tic6x_setup,
253 elf32_tic6x_using_dsbt, elf32_tic6x_install_rela,
254 elf32_tic6x_create_dynamic_sections, elf32_tic6x_make_got_dynreloc,
255 elf32_tic6x_finish_dynamic_symbol, elf32_tic6x_gc_sweep_hook,
256 elf32_tic6x_adjust_dynamic_symbol): New static functions.
257 (elf32_tic6x_relocate_section): For R_C6000_PCR_S21, convert branches
258 to weak symbols as required by the ABI.
259 Handle GOT and DSBT_INDEX relocs, and copy relocs to the output file
260 as needed when generating DSBT output.
261 (elf32_tic6x_check_relocs, elf32_tic6x_add_symbol_hook,
262 elf32_tic6x_symbol_processing, elf32_tic6x_section_from_bfd_section,
263 elf32_tic6x_allocate_dynrelocs, elf32_tic6x_size_dynamic_sections,
264 elf32_tic6x_always_size_sections, elf32_tic6x_modify_program_headers,
265 elf32_tic6x_finish_dynamic_sections, elf32_tic6x_plt_sym_val,
266 elf32_tic6x_copy_private_data, elf32_tic6x_link_omit_section_dynsym):
267 New static functions.
268 (ELF_MAXPAGESIZE): Define to 0x1000.
269 (bfd_elf32_bfd_copy_private_bfd_data,
270 bfd_elf32_bfd_link_hash_table_create,
271 bfd_elf32_bfd_link_hash_table_free, elf_backend_can_refcount,
272 elf_backend_want_got_plt, elf_backend_want_dynbss,
273 elf_backend_plt_readonly, elf_backend_got_header_size,
274 elf_backend_gc_sweep_hook, elf_backend_modify_program_headers,
275 elf_backend_create_dynamic_sections, elf_backend_adjust_dynamic_symbol,
276 elf_backend_check_relocs, elf_backend_add_symbol_hook,
277 elf_backend_symbol_processing, elf_backend_link_output_symbol_hook,
278 elf_backend_section_from_bfd_section,
279 elf_backend_finish_dynamic_symbol, elf_backend_always_size_sections,
280 elf32_tic6x_size_dynamic_sections, elf_backend_finish_dynamic_sections,
281 elf_backend_omit_section_dynsym, elf_backend_plt_sym_val): Define.
282
283 * bfd/reloc.c (BFD_RELOC_C6000_JUMP_SLOT, BFD_RELOC_C6000_EHTYPE,
284 BFD_RELOC_C6000_PCR_H16, BFD_RELOC_C6000_PCR_S16): Add.
285 * bfd/bfd-in2.h: Regenerate.
286 * bfd/libbfd.h: Regenerate.
287 * config.bfd: Accept tic6x-*-* instead of tic6x-*-elf.
288
53dd76d3
TG		 2892011-03-31 Tristan Gingold <gingold@adacore.com>
290
291 * coffcode.h (coff_slurp_symbol_table): Silently discard C_NULL
292 entry on xcoff when value is C_NULL_VALUE.
293
2942011-03-31 Tristan Gingold <gingold@adacore.com>
2040caca
TG		 295
296 * libcoff-in.h (exec_hdr): Remove.
297 * libcoff.h: Regenerate.
298
3a294fa7
NC		 2992011-03-30 Nick Clifton <nickc@redhat.com>
300
301 * po/da.po: Updated Danish translation.
302
e117360e
RH		 3032011-03-29 Richard Henderson <rth@redhat.com>
304
305 * elf64-alpha.c (elf64_alpha_gc_mark_hook): New.
306 (elf64_alpha_gc_sweep_hook): New.
307 (elf_backend_gc_mark_hook, elf_backend_gc_sweep_hook): New.
308 (elf_backend_can_gc_sections): New.
309
5b806d27
NC		 3102011-03-26 John Marino <binutils@marino.st>
311
312 * config.bfd: Add x86_64-*-dragonfly*, fix i386-*-dragonfly*.
313 * configure.in: Delete unused bfd_elf32_i386_dragonfly_vec.
314 * configure: Regenerate.
315
b42adabf
NC		 3162011-03-25 Michael Snyder <msnyder@vmware.com>
317
318 * coffcode.h (coff_set_alignment_hook): Check return of bfd_seek.
319
a283ff93
TG		 3202011-03-25 Tristan Gingold <gingold@adacore.com>
321
322 * vms-alpha.c (_bfd_vms_find_nearest_dst_line): Allow the use
323 of find_nearest_line on object files.
324
cf6b8767
TG		 3252011-03-25 Tristan Gingold <gingold@adacore.com>
326
327 * vms-alpha.c (evax_section_flags): Make $CODE$ section read-only.
328 Minor reordering.
329 (alpha_vms_create_eisd_for_section): Make code sections read-only.
330
663a1470
AM		 3312011-03-24 Alan Modra <amodra@gmail.com>
332
333 * elf32-ppc.c (ppc_elf_tls_optimize): Catch more cases where
334 old-style __tls_get_addr calls without marker relocs don't match
335 their arg setup insn one for one. If such mismatches are found
336 report the reloc and don't do any tls optimization.
337 * elf64-ppc.c (ppc64_elf_tls_optimize): Likewise.
338
dc80f6ae
EW		 3392011-03-22 Eric B. Weddington <eric.weddington@atmel.com>
340
341 * bfd-in2.h: Regenerate.
342
8cc66334
EW		 3432011-03-22 Eric B. Weddington <eric.weddington@atmel.com>
344
345 * archures.c: Add AVR XMEGA architecture information.
346 * cpu-avr.c (arch_info_struct): Likewise.
347 * elf32-avr.c (bfd_elf_avr_final_write_processing): Likewise.
348 (elf32_avr_object_p): Likewise.
349
34e77a92
RS		 3502011-03-14 Richard Sandiford <richard.sandiford@linaro.org>
351
352 * reloc.c (BFD_RELOC_ARM_IRELATIVE): New relocation.
353 * bfd-in2.h: Regenerate.
354 * elf32-arm.c (elf32_arm_howto_table_2): Rename existing definition
355 to elf32_arm_howto_table_3 and replace with a single R_ARM_IRELATIVE
356 entry.
357 (elf32_arm_howto_from_type): Update accordingly.
358 (elf32_arm_reloc_map): Map BFD_RELOC_ARM_IRELATIVE to R_ARM_IRELATIVE.
359 (elf32_arm_reloc_name_lookup): Handle elf32_arm_howto_table_3.
360 (arm_plt_info): New structure, split out from elf32_arm_link_hash_entry
361 with an extra noncall_refcount field.
362 (arm_local_iplt_info): New structure.
363 (elf_arm_obj_tdata): Add local_iplt.
364 (elf32_arm_local_iplt): New accessor macro.
365 (elf32_arm_link_hash_entry): Replace plt_thumb_refcount,
366 plt_maybe_thumb_refcount and plt_got_offset with an arm_plt_info.
367 Change tls_type to a bitfield and add is_iplt.
368 (elf32_arm_link_hash_newfunc): Update accordingly.
369 (elf32_arm_allocate_local_sym_info): New function.
370 (elf32_arm_create_local_iplt): Likewise.
371 (elf32_arm_get_plt_info): Likewise.
372 (elf32_arm_plt_needs_thumb_stub_p): Likewise.
373 (elf32_arm_get_local_dynreloc_list): Likewise.
374 (create_ifunc_sections): Likewise.
375 (elf32_arm_copy_indirect_symbol): Update after the changes to
376 elf32_arm_link_hash_entry. Assert the is_iplt has not yet been set.
377 (arm_type_of_stub): Add an st_type argument. Use elf32_arm_get_plt_info
378 to get PLT information. Assert that all STT_GNU_IFUNC references
379 are turned into PLT references.
380 (arm_build_one_stub): Pass the symbol type to
381 elf32_arm_final_link_relocate.
382 (elf32_arm_size_stubs): Pass the symbol type to arm_type_of_stub.
383 (elf32_arm_allocate_irelocs): New function.
384 (elf32_arm_add_dynreloc): In static objects, use .rel.iplt for
385 all R_ARM_IRELATIVE.
386 (elf32_arm_allocate_plt_entry): New function.
387 (elf32_arm_populate_plt_entry): Likewise.
388 (elf32_arm_final_link_relocate): Add an st_type parameter.
389 Set srelgot to null for static objects. Use separate variables
390 to record which st_value and st_type should be used when generating
391 a dynamic relocation. Use elf32_arm_get_plt_info to find the
392 symbol's PLT information, setting has_iplt_entry, splt,
393 plt_offset and gotplt_offset accordingly. Check whether
394 STT_GNU_IFUNC symbols should resolve to an .iplt entry, and change
395 the relocation target accordingly. Broaden assert to include
396 .iplts. Don't set sreloc for static relocations. Assert that
397 we only generate dynamic R_ARM_RELATIVE relocations for R_ARM_ABS32
398 and R_ARM_ABS32_NOI. Generate R_ARM_IRELATIVE relocations instead
399 of R_ARM_RELATIVE relocations if the target is an STT_GNU_IFUNC
400 symbol. Pass the symbol type to arm_type_of_stub. Conditionally
401 resolve GOT references to the .igot.plt entry.
402 (elf32_arm_relocate_section): Update the call to
403 elf32_arm_final_link_relocate.
404 (elf32_arm_gc_sweep_hook): Use elf32_arm_get_plt_info to get PLT
405 information. Treat R_ARM_REL32 and R_ARM_REL32_NOI as call
406 relocations in shared libraries and relocatable executables.
407 Count non-call PLT references. Use elf32_arm_get_local_dynreloc_list
408 to get the list of dynamic relocations for a local symbol.
409 (elf32_arm_check_relocs): Always create ifunc sections. Set isym
410 at the same time as setting h. Use elf32_arm_allocate_local_sym_info
411 to allocate local symbol information. Treat R_ARM_REL32 and
412 R_ARM_REL32_NOI as call relocations in shared libraries and
413 relocatable executables. Record PLT information for local
414 STT_GNU_IFUNC functions as well as global functions. Count
415 non-call PLT references. Use elf32_arm_get_local_dynreloc_list
416 to get the list of dynamic relocations for a local symbol.
417 (elf32_arm_adjust_dynamic_symbol): Handle STT_GNU_IFUNC symbols.
418 Don't remove STT_GNU_IFUNC PLTs unless all references have been
419 removed. Update after the changes to elf32_arm_link_hash_entry.
420 (allocate_dynrelocs_for_symbol): Decide whether STT_GNU_IFUNC PLT
421 entries should live in .plt or .iplt. Check whether the .igot.plt
422 and .got entries can be combined. Use elf32_arm_allocate_plt_entry
423 to allocate .plt and .(i)got.plt entries. Detect which .got
424 entries will need R_ARM_IRELATIVE relocations and use
425 elf32_arm_allocate_irelocs to allocate them. Likewise other
426 non-.got dynamic relocations.
427 (elf32_arm_size_dynamic_sections): Allocate .iplt, .igot.plt
428 and dynamic relocations for local STT_GNU_IFUNC symbols.
429 Check whether the .igot.plt and .got entries can be combined.
430 Detect which .got entries will need R_ARM_IRELATIVE relocations
431 and use elf32_arm_allocate_irelocs to allocate them. Use stashed
432 section pointers intead of strcmp checks. Handle iplt and igotplt.
433 (elf32_arm_finish_dynamic_symbol): Use elf32_arm_populate_plt_entry
434 to fill in .plt, .got.plt and .rel(a).plt entries. Point
435 STT_GNU_IFUNC symbols at an .iplt entry if non-call relocations
436 resolve to it.
437 (elf32_arm_output_plt_map_1): New function, split out from
438 elf32_arm_output_plt_map. Handle .iplt entries. Use
439 elf32_arm_plt_needs_thumb_stub_p.
440 (elf32_arm_output_plt_map): Call it.
441 (elf32_arm_output_arch_local_syms): Add mapping symbols for
442 local .iplt entries.
443 (elf32_arm_swap_symbol_in): Handle Thumb STT_GNU_IFUNC symbols.
444 (elf32_arm_swap_symbol_out): Likewise.
445 (elf32_arm_add_symbol_hook): New function.
446 (elf_backend_add_symbol_hook): Define for all targets.
447
35fc36a8
RS		 4482011-03-14 Richard Sandiford <richard.sandiford@linaro.org>
449
450 * elf-bfd.h (elf_link_hash_entry): Add target_internal.
451 * elf.c (swap_out_syms): Set st_target_internal for each
452 Elf_Internal_Sym.
453 * elfcode.h (elf_swap_symbol_in): Likewise.
454 * elf32-i370.c (i370_elf_finish_dynamic_sections): Likewise.
455 * elf32-sh-symbian.c (sh_symbian_relocate_section): Likewise.
456 * elf64-sparc.c (elf64_sparc_output_arch_syms): Likewise.
457 * elfxx-sparc.c (_bfd_sparc_elf_size_dynamic_sections): Likewise.
458 * elflink.c (elf_link_output_extsym): Likewise.
459 (bfd_elf_final_link): Likewise.
460 (elf_link_add_object_symbols): Copy st_target_internal
461 to the hash table if we see a definition.
462 (_bfd_elf_copy_link_hash_symbol_type): Copy target_internal.
463 * elf32-arm.c (elf32_arm_stub_hash_entry): Replace st_type with
464 a branch_type field.
465 (a8_erratum_fix, a8_erratum_reloc): Likewise.
466 (arm_type_of_stub): Replace actual_st_type with an
467 actual_branch_type parameter.
468 (arm_build_one_stub): Use branch types rather than st_types to
469 determine the type of branch.
470 (cortex_a8_erratum_scan): Likewise.
471 (elf32_arm_size_stubs): Likewise.
472 (bfd_elf32_arm_process_before_allocation): Likewise.
473 (allocate_dynrelocs_for_symbol): Likewise.
474 (elf32_arm_finish_dynamic_sections): Likewise.
475 (elf32_arm_final_link_relocate): Replace sym_flags parameter with
476 a branch_type parameter.
477 (elf32_arm_relocate_section): Update call accordingly.
478 (elf32_arm_adjust_dynamic_symbol): Don't check STT_ARM_TFUNC.
479 (elf32_arm_output_map_sym): Initialize st_target_internal.
480 (elf32_arm_output_stub_sym): Likewise.
481 (elf32_arm_symbol_processing): Delete.
482 (elf32_arm_swap_symbol_in): Convert STT_ARM_TFUNCs into STT_FUNCs.
483 Use st_target_internal to record the branch type.
484 (elf32_arm_swap_symbol_out): Use st_target_internal to test for
485 Thumb functions.
486 (elf32_arm_is_function_type): Delete.
487 (elf_backend_symbol_processing): Likewise.
488 (elf_backend_is_function_type): Likewise.
489
cbc704f3
RS		 4902011-03-14 Richard Sandiford <richard.sandiford@linaro.org>
491
492 * elf32-arm.c (elf32_arm_check_relocs): Always assign a dynobj.
493 (elf32_arm_finish_dynamic_sections): Move sgot != NULL assertion
494 into the PLT block.
495
f6e32f6d
RS		 4962011-03-14 Richard Sandiford <richard.sandiford@linaro.org>
497
498 * elf32-arm.c (elf32_arm_check_relocs): Use call_reloc_p,
499 may_need_local_target_p and may_become_dynamic_p to classify
500 the relocation type. Don't check info->symbolic or h->def_regular
501 when deciding whether to record a potential dynamic reloc.
502 Don't treat potential dynamic relocs as PLT references.
503 (elf32_arm_gc_sweep_hook): Update to match. Assert that we don't
504 try to make the PLT reference count go negative.
505
b436d854
RS		 5062011-03-14 Richard Sandiford <richard.sandiford@linaro.org>
507
508 * elf32-arm.c (elf32_arm_final_link_relocate): Always fill in the
509 GOT entry here, rather than leaving it to finish_dynamic_symbol.
510 Only create a dynamic relocation for local references if
511 info->shared.
512 (allocate_dynrelocs_for_symbol): Update dynamic relocation
513 allocation accordingly.
514 (elf32_arm_finish_dynamic_symbol): Don't initialise the GOT entry here.
515
47beaa6a
RS		 5162011-03-14 Richard Sandiford <richard.sandiford@linaro.org>
517
518 * elf32-arm.c (elf32_arm_allocate_dynrelocs): New function.
519 (elf32_arm_add_dynreloc): Likewise.
520 (elf32_arm_adjust_dynamic_symbol): Use elf32_arm_allocate_dynrelocs
521 to allocate dynamic relocations.
522 (elf32_arm_size_dynamic_sections): Likewise.
523 (allocate_dynrelocs): Likewise. Rename to
524 allocate_dynrelocs_for_symbol.
525 (elf32_arm_final_link_relocate): Use elf32_arm_add_dynreloc to
526 create dynamic relocations.
527 (elf32_arm_finish_dynamic_symbol): Likewise.
528
52bc799a
L		 5292011-03-12 H.J. Lu <hongjiu.lu@intel.com>
530
531 * elf64-x86-64.c (elf_x86_64_check_tls_transition): Supprt TLS
532 x32 GD->IE and GD->LE transitions.
533 (elf_x86_64_relocate_section): Supprt TLS x32 GD->IE, GD->LE
534 and LD->LE transitions.
535
e11840f9
AM		 5362011-03-10 Alan Modra <amodra@gmail.com>
537
538 * elf64-ppc.c (ppc64_elf_relocate_section): Provide section/offset
539 for LO_DS error message and correct multiple.
540
aa374f67
AM		 5412011-03-10 Alan Modra <amodra@gmail.com>
542
543 * elf64-ppc.c (bfd_elf64_bfd_link_just_syms): Define.
544 (ppc64_elf_link_just_syms): New function.
545 (opd_entry_value): Don't assume big-endian host.
546 (get_r2off): New function.
547 (ppc_build_one_stub, ppc_size_one_stub): Use it here.
548
d59a60e9
MS		 5492011-03-06 Michael Snyder <msnyder@vmware.com>
550
4281caad
MS		 551 * compress.c (bfd_compress_section_contents): Check for out of mem.
552
17672001
MS		 553 * elf64-x86-64.c (elf_x86_64_relocate_section): Document
554 that case statement falls through intentionally.
555
d59a60e9
MS		 556 * elf32-i386.c (elf_i386_relocate_section): Document fall through.
557
0e29e6e8
AM		 5582011-03-04 Alan Modra <amodra@gmail.com>
559
560 * archive.c (bsd_write_armap): Don't call stat in deterministic
561 mode, and don't use st_mtime if stat returns error.
562
eb00922a
MS		 5632011-03-03 Michael Snyder <msnyder@vmware.com>
564
08c13595
MS		 565 * elf64-x86-64.c (elf_x86_64_relocate_section): Remove dead code.
566
d543c50d
MS		 567 * coff-x86_64.c (coff_amd64_rtype_to_howto): Fencepost error.
568
c38eb2a6
MS		 569 * aoutx.h (aout_final_link): Use sizeof int not sizeof int*.
570 (aout_link_write_other_symbol): Missing break statement.
571
8ecc1f20
MS		 572 * dwarf2.c (scan_unit_for_symbols): Stop memory leak.
573
eb00922a
MS		 574 * archive.c (_bfd_slurp_extended_name_table): Fail if bfd_seek fails.
575
4a4c5f25
L		 5762011-03-03 H.J. Lu <hongjiu.lu@intel.com>
577
578 * elf64-x86-64.c (elf_x86_64_check_tls_transition): Supprt TLS
579 x32 IE->LE transition.
580 (elf_x86_64_relocate_section): Likewise.
581
ddcf1fcf
BS		 5822011-03-02 Bernd Schmidt <bernds@codesourcery.com>
583
aa374f67
AM		 584 * elflink.c (is_reloc_section): Remove function.
585 (get_dynamic_reloc_section_name): Construct string manually.
ddcf1fcf 586
007d6189
KT		 5872011-02-28 Kai Tietz <kai.tietz@onevision.com>
588
589 * archive.c (_bfd_find_nested_archive): Use filename_(n)cmp.
590 (adjust_relative_path): Likewise.
591 (_bfd_construct_extended_name_table): Likewise.
592 * corefile.c (generic_core_file_matches_executable_p): Likewise.
593 * elf32-bfin.c (bfinfdpic_relocate_section): Likewise.
594 * elf32-frv.c (elf32_frv_relocate_section): Likewise.
595 * elf32-spu.c (sort_bfds): Likewise.
596 (spu_elf_auto_overlay): Likewise.
597 * syms.c (_bfd_stab_section_find_nearest_line): Likewise.
598 * xcofflink.c (xcoff_set_import_path): Likewise.
599 * xtensa-isa.c (xtensa_regfile_lookup): Likewise.
600 (xtensa_regfile_lookup_shortname): Likewise.
601
8616ad89
AM		 6022011-02-28 Alan Modra <amodra@gmail.com>
603
604 PR 12513
605 * archive.c (bfd_slurp_bsd_armap_f2): Sanity check parsed_size and
606 stringsize. Properly sanity check symdef_count. Remove redundant
607 bfd_release.
608
80549d04
RÁE		 6092011-02-25 Rafael Ávila de Espíndola <respindola@mozilla.com>
610
611 * plugin.c (bfd_plugin_object_p): Correctly set the filesize
612 and handle claim_file seeking. Only try to load the plugin once.
613
93b3ac75
AS		 6142011-02-22 Andreas Schwab <schwab@redhat.com>
615
616 * elf32-m68k.c (elf_m68k_finish_dynamic_symbol): For a TLS_GD
617 relocation read the value from the second GOT slot.
618
6fa052f0
TG		 6192011-02-15 Tristan Gingold <gingold@adacore.com>
620
621 * vms-alpha.c (alpha_vms_link_add_archive_symbols): Add a comment.
622
28be611c
AM		 6232011-02-15 Alan Modra <amodra@gmail.com>
624
625 * elf64-ppc.c (ppc64_elf_edit_toc): Reinstate second read of
626 toc relocs. Fuss over free(NULL).
627
93252b1c
MF		 6282011-02-14 Mike Frysinger <vapier@gentoo.org>
629
630 * elflink.c (bfd_elf_size_dynamic_sections): Add
631 bfd_get_symbol_leading_char to the start of newname.
632
822ce8ee
RW		 6332011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
634
635 * configure: Regenerate.
636
425b145b
AM		 6372011-02-09 Alan Modra <amodra@gmail.com>
638
639 * elf64-ppc.c (ppc64_elf_edit_toc): Don't free toc relocs until
640 we are done. When optimising large toc, check that a global
641 symbol on a toc reloc is defined in a kept section.
642
82f2dbf7
NC		 6432011-02-08 Nick Clifton <nickc@redhat.com>
644
645 PR binutils/12467
646 * elf.c (assign_file_positions_for_load_sections): Set the program
647 header offset and entry size to zero if there are no program
648 headers.
649
df22d223
AM		 6502011-02-08 Alan Modra <amodra@gmail.com>
651
652 * elf64-ppc.c (ppc64_elf_edit_toc): Don't segfault on NULL
653 local_syms when looking for local symbols in .toc.
654
6683a28d
AM		 6552011-02-01 Alan Modra <amodra@gmail.com>
656
657 * elf64-ppc.c (ppc64_elf_next_input_section): Use elf_gp value
658 for toc pointer on any section having makes_toc_func_call set.
659 (check_pasted_section): Ensure pasted .init/.fini fragments use
660 the same toc if any has makes_toc_func_call set.
661
5240d94d
JM		 6622011-01-28 Joseph Myers <joseph@codesourcery.com>
663
664 * elf32-ppc.c (ppc_elf_link_hash_newfunc): Initialize has_sda_refs
665 field.
666
ed88c97e
RS		 6672011-01-22 Richard Sandiford <rdsandiford@googlemail.com>
668
669 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Ignore
670 common sections too.
671
1a0c107f
L		 6722011-01-18 H.J. Lu <hongjiu.lu@intel.com>
673
04449d86
L		 674 * elf64-x86-64.c (elf_backend_want_plt_sym): Redefine to 0 after
675 Solaris target.
1a0c107f 676
d68cd58c
NC		 6772011-01-18 Pierre Muller <muller@ics.u-strasbg.fr>
678
679 Fix compilation for mingw64.
680 * coffcode.h (coff_slurp_symbol_table): Add intptr_t intermediate
681 typecast to avoid warning.
682 * elf32-rx.c: Add "bfd_stdint.h" include required for int32_t type
683 usage.
684 * elfxx-ia64.c (elfNN_ia64_relax_br): Use intptr_t typeacast instead
685 of long for pointer to avoid warning.
686 (elfNN_ia64_relax_brl): Idem.
687 (elfNN_ia64_install_value): Idem.
688 * vms-alpha.c (_bfd_vms_slurp_etir): Idem.
689
da17376b
RS		 6902011-01-17 Richard Sandiford <richard.sandiford@linaro.org>
691
692 * elf32-arm.c (elf32_arm_check_relocs): Check needs_plt rather than
693 h->needs_plt when deciding whether to record a possible dynamic reloc.
694
1e81e12b
RS		 6952011-01-17 Richard Sandiford <richard.sandiford@linaro.org>
696
697 * elf32-arm.c (elf32_arm_gc_sweep_hook): Remove all registered
698 dynamic relocs for the removed section.
699
d1534d16
L		 7002011-01-15 H.J. Lu <hongjiu.lu@intel.com>
701
702 * elf64-x86-64.c (elf_x86_64_check_relocs): Check invalid x32
703 relocations.
704
248775ba
L		 7052011-01-14 H.J. Lu <hongjiu.lu@intel.com>
706
707 * elf64-x86-64.c (elf_x86_64_link_hash_table): Add pointer_r_type.
708 (elf_x86_64_link_hash_table_create): Set pointer_r_type.
709 (elf_x86_64_check_relocs): Handle R_X86_64_32 like R_X86_64_64
710 for ILP32. Remove ABI_64_P PIC check for R_X86_64_8,
711 R_X86_64_16, R_X86_64_32 and R_X86_64_32S.
712 (elf_x86_64_relocate_section): Handle R_X86_64_32 like R_X86_64_64
713 for ILP32.
714
4a97a0e5
AM		 7152011-01-14 Alan Modra <amodra@gmail.com>
716
717 * bfd.c (bfd_perror): Flush stdout before and stderr after printing
718 error.
719 (_bfd_default_error_handler): Likewise.
720 * elf.c (print_segment_map): Likewise.
721 * libbfd.c (warn_deprecated): Likewise.
722 * som.c (som_sizeof_headers): No need to do so here.
723 * coff-i860.c: Replace use of printf for error messages with
724 _bfd_error_handler.
725 * coff-ppc.c: Likewise.
726 * coff-sh.c: Likewise.
727 * elf32-bfin.c: Likewise.
728 * elf32-dlx.c: Likewise.
729 * elf32-mep.c: Likewise.
730 * elf32-v850.c: Likewise.
731 * mach-o.c: Likewise.
732 * pef.c: Likewise.
733
82e96e07
L		 7342011-01-13 H.J. Lu <hongjiu.lu@intel.com>
735
736 * elf64-x86-64.c (elf_x86_64_link_hash_table): Remove
737 swap_reloca_out.
738 (elf_x86_64_link_hash_table_create): Don't set swap_reloca_out.
739 (elf_x86_64_check_relocs): Align relocation section to 4 byte
740 for 32bit.
741 (elf_x86_64_gc_sweep_hook): Replace ELF64_ST_TYPE with
742 ELF_ST_TYPE.
743 (elf_x86_64_finish_dynamic_symbol): Updated.
744 (elf_x86_64_finish_dynamic_sections): Don't use
745 Elf64_External_Dyn, bfd_elf64_swap_dyn_in, nor
746 bfd_elf64_swap_dyn_out.
747
e6a6bb22
AM		 7482011-01-14 J. Park <grassman@gmail.com>
749
750 PR ld/12339
751 * elf32-arm.c (allocate_dynrelocs): Don't set up eh before
752 following bfd_link_hash_warning symbol link.
753
0855e32b
NS		 7542011-01-10 Nathan Sidwell <nathan@codesourcery.com>
755 Glauber de Oliveira Costa <glommer@gmail.com>
756
757 * reloc.c (BFD_RELOC_ARM_TLS_GOTDESC, BFD_RELOC_ARM_TLS_CALL,
758 BFD_RELOC_ARM_THM_TLS_CALL, BFD_RELOC_ARM_TLS_DESCSEQ,
759 BFD_RELOC_ARM_THM_TLS_DESCSEQ, BFD_RELOC_ARM_TLS_DESC): New
760 relocations.
761 * libbfd.h: Rebuilt.
762 * bfd-in2.h: Rebuilt.
763 * elf32-arm.c (elf32_arm_howto_table_1): Add new relocations.
764 (elf32_arm_reloc_map): Likewise.
765 (tls_trampoline, dl_tlsdesc_lazy_trampoline): New PLT templates.
766 (elf32_arm_stub_long_branch_any_tls_pic,
767 elf32_arm_stub_long_branch_v4t_thumb_tls_pic): New stub templates.
768 (DEF_STUBS): Add new stubs.
769 (struct_elf_arm_obj_data): Add local_tlsdesc_gotent field.
770 (elf32_arm_local_tlsdesc_gotent): New.
771 (GOT_TLS_GDESC): New mask.
772 (GOT_TLS_GD_ANY): Define.
773 (struct elf32_arm_link_hash_entry): Add tlsdesc_got field.
774 (elf32_arm_compute_jump_table_size): New.
775 (struct elf32_arm_link_hash_table): Add next_tls_desc_index,
776 num_tls_desc, dt_tlsdesc_plt, dt_tlsdesc_got, tls_trampoline,
777 sgotplt_jump_table_size fields.
778 (elf32_arm_link_hash_newfunc): Initialize tlsdesc_got field.
779 (elf32_arm_link_hash_table_create): Initialize new fields.
780 (arm_type_of_stub): Check TLS desc relocs too.
781 (elf32_arm_stub_name): TLS desc relocs can be shared.
782 (elf32_arm_tls_transition): Determine relaxation.
783 (arm_stub_required_alignment): Add tls stubs.
784 (elf32_arm_size_stubs): Likewise.
785 (elf32_arm_tls_relax): Perform TLS relaxing.
786 (elf32_arm_final_link_relocate): Process TLS DESC relocations.
787 (IS_ARM_TLS_GNU_RELOC): New.
788 (IS_ARM_TLS_RELOC): Use it.
789 (elf32_arm_relocate_section): Perform TLS relaxing.
790 (elf32_arm_check_relocs): Anticipate TLS relaxing, process tls
791 desc relocations.
792 (allocate_dynrelocs): Allocate tls desc relcoations.
793 (elf32_arm_output_arch_local_syms): Emit tls trampoline mapping
794 symbols.
795 (elf32_arm_size_dynamic_sections): Allocate tls trampolines and
796 got slots.
797 (elf32_arm_always_size_sections): New. Create _TLS_MODULE_BASE
798 symbol.
799 (elf32_arm_finish_dynamic_symbol): Adjust.
800 (arm_put_trampoline): New.
801 (elf32_arm_finish_dynamic_sections): Emit new dynamic tags and tls
802 trampolines.
803 (elf_backend_always_size_sections): Define.
804
7be86737
L		 8052011-01-06 H.J. Lu <hongjiu.lu@intel.com>
806
807 * elf-ifunc.c (_bfd_elf_allocate_ifunc_dyn_relocs): Optimized.
808
ae428b57 8092011-01-06 H.J. Lu <hongjiu.lu@intel.com>
3db2e7dd
L		 810
811 PR ld/12366
812 PR ld/12371
813 * elf-ifunc.c (_bfd_elf_allocate_ifunc_dyn_relocs): Properly
814 handle symbols marked with regular reference, but not non-GOT
815 reference when building shared library.
816
817 * elf32-i386.c (elf_i386_gc_sweep_hook): Properly handle
818 local and global STT_GNU_IFUNC symols when building shared
819 library.
820 * elf64-x86-64.c (elf_x86_64_gc_sweep_hook): Likewise.
821
9689e3a3
DD		 8222011-01-05 DJ Delorie <dj@redhat.com>
823
824 * reloc.c: Add BFD_RELOC_RX_OP_NEG.
825 * libbfd.h: Regenerate.
826 * bfd-in2.h: Regenerate.
827 * elf32-rx.c: Add it to the list, corresponding to R_RX_OPneg.
828
889a4d3e
L		 8292011-01-03 H.J. Lu <hongjiu.lu@intel.com>
830
831 * cpu-i386.c (bfd_i386_compatible): New.
832 (bfd_x64_32_arch_intel_syntax): Replace bfd_default_compatible
833 with bfd_i386_compatible.
834 (bfd_x86_64_arch_intel_syntax): Likewise.
835 (bfd_i386_arch_intel_syntax): Likewise.
836 (i8086_arch): Likewise.
837 (bfd_x64_32_arch): Likewise.
838 (bfd_x86_64_arch): Likewise.
839 (bfd_i386_arch): Likewise.
840
9e9e0820 841For older changes see ChangeLog-2010
56882138
AM		 842\f
843Local Variables:
844mode: change-log
845left-margin: 8
846fill-column: 74
847version-control: never
848End:
GDB Binutils - Deliverables
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