1 2014-04-21 Richard Henderson <rth@redhat.com>
3 * elf64-alpha.c (elf64_alpha_size_got_sections): New may_merge
4 parameter; honor it and disable got merging when false.
5 (elf64_alpha_relax_got_load): Do not relax to GPREL relocs during
6 the first pass of relaxation.
7 (elf64_alpha_relax_with_lituse): Likewise. Move relaxed relocs to
8 the end of the LITERAL+LITUSE chain.
9 (elf64_alpha_relax_section): Only process LITERAL relocs during the
10 second pass of relaxation.
12 * configure.ac (use_secureplt): Enable by default.
15 2014-04-18 Tristan Gingold <gingold@adacore.com>
17 * mach-o.h (bfd_mach_o_dyld_info_command): Add rebase_content,
18 bind_content, weak_bind_content, lazy_bind_content,
20 (bfd_mach_o_load_command): Add comments, add next field.
21 (mach_o_data_struct): Replace commands field by first_command
23 * mach-o.c (bfd_mach_o_append_command): New function.
24 (bfd_mach_o_bfd_copy_private_symbol_data): Add blank lines.
25 (bfd_mach_o_bfd_copy_private_section_data): Check flavour,
27 (bfd_mach_o_bfd_copy_private_header_data): Copy load commands.
28 (bfd_mach_o_pad4, bfd_mach_o_pad_command): New functions.
29 (bfd_mach_o_write_thread): Use macro instead of literal.
30 (bfd_mach_o_write_dylinker, bfd_mach_o_write_dylib)
31 (bfd_mach_o_write_main, bfd_mach_o_write_dyld_info): New
33 (bfd_mach_o_write_symtab_content): New function (extracted
34 from bfd_mach_o_write_symtab).
35 (bfd_mach_o_write_symtab): Split.
36 (bfd_mach_o_count_indirect_symbols): Move
37 (bfd_mach_o_build_dysymtab): Remove layout code.
38 (bfd_mach_o_write_contents): Rewritten to build commands in order.
39 (bfd_mach_o_count_sections_for_seg): Remove.
40 (bfd_mach_o_build_obj_seg_command): New function (extracted from
41 bfd_mach_o_build_seg_command).
42 (bfd_mach_o_build_exec_seg_command): New function.
43 (bfd_mach_o_build_dysymtab_command): Remove.
44 (bfd_mach_o_layout_commands): New function.
45 (bfd_mach_o_init_segment): New function.
46 (bfd_mach_o_build_commands): Major rework to handle non-object
48 (bfd_mach_o_alloc_and_read, bfd_mach_o_read_dyld_content): New
50 (bfd_mach_o_read_dyld_info): Clear content fields.
51 (bfd_mach_o_read_segment): Adjust call.
52 (bfd_mach_o_flatten_sections): Adjust as now load commands are
54 (bfd_mach_o_scan_start_address, bfd_mach_o_scan)
55 (bfd_mach_o_mkobject_init, bfd_mach_o_get_base_address)
56 (bfd_mach_o_lookup_command, bfd_mach_o_core_fetch_environment):
59 2014-04-18 Tristan Gingold <gingold@adacore.com>
61 * mach-o-target.c (bfd_mach_o_bfd_copy_private_header_data):
62 Define instead of bfd_mach_o_bfd_copy_private_bfd_data.
63 * mach-o.c (bfd_mach_o_bfd_copy_private_bfd_data): Rename.
64 * mach-o.h (bfd_mach_o_bfd_copy_private_bfd_data): Likewise.
66 2014-04-18 Tristan Gingold <gingold@adacore.com>
68 * mach-o.h (bfd_mach_o_dylinker_command)
69 (bfd_mach_o_dylib_command, bfd_mach_o_fvmlib_command): Remove
71 * mach-o.c (bfd_mach_o_read_dylinker, bfd_mach_o_read_dylib)
72 (bfd_mach_o_read_fvmlib): Adjust after name_len removal.
74 2014-04-18 Tristan Gingold <gingold@adacore.com>
76 * mach-o.h (bfd_mach_o_backend_data): Add page_size field.
77 * mach-o-target.c: Check TARGET_PAGESIZE is defined.
78 (TARGET_NAME_BACKEND): Add TARGET_PAGESIZE.
79 * mach-o.c (TARGET_PAGESIZE): Define and undefined for
80 each targets declared.
81 * mach-o-x86-64.c (TARGET_PAGESIZE): Define.
82 * mach-o-i386.c (TARGET_PAGESIZE): Define.
84 2014-04-18 Tristan Gingold <gingold@adacore.com>
86 * mach-o.c (bfd_mach_o_write_thread)
87 (bfd_mach_o_write_section_32, bfd_mach_o_write_section_64)
88 (bfd_mach_o_write_segment_32, bfd_mach_o_write_segment_64)
89 (bfd_mach_o_read_dylinker, bfd_mach_o_read_dylib)
90 (bfd_mach_o_read_prebound_dylib, bfd_mach_o_read_prebind_cksum)
91 (bfd_mach_o_read_twolevel_hints, bfd_mach_o_read_fvmlib)
92 (bfd_mach_o_read_thread, bfd_mach_o_read_dysymtab)
93 (bfd_mach_o_read_symtab, bfd_mach_o_read_uuid)
94 (bfd_mach_o_read_linkedit, bfd_mach_o_read_str)
95 (bfd_mach_o_read_dyld_info, bfd_mach_o_read_segment)
96 (bfd_mach_o_read_segment_32, bfd_mach_o_read_segment_64)
97 (bfd_mach_o_read_command): Now return a boolean status.
98 Adjust return statements.
99 (bfd_mach_o_write_contents, bfd_mach_o_scan): Adjust tests.
100 (bfd_mach_o_core_file_failing_command): Remove useless initialization.
102 2014-04-17 Kwok Cheung Yeung <kcy@codesourcery.com>
104 * elfxx-mips.c (struct mips_got_info): Delete assigned_gotno
105 field. Add assigned_low_gotno and assigned_high_gotno fields.
106 (mips_elf_create_local_got_entry): Update out-of-space condition.
107 Set index of new GOT entry to assigned_low_gotno if required by
108 the current relocation, else set it to assigned_high_gotno.
109 (mips_elf_set_global_gotidx): Replace uses of assigned_gotno
110 with assigned_low_gotno.
111 (mips_elf_multi_got): Initialize assigned_low_gotno and
112 assigned_high_gotno in secondary GOTs. Use assigned_low_gotno
113 in place of assigned_gotno when handling global GOT entries.
114 (mips_elf_lay_out_got): Initialize assigned_low_gotno and
116 (_bfd_mips_elf_finish_dynamic_sections): Account for a possible
117 gap in the middle of local GOT space.
119 2014-04-17 Alan Modra <amodra@gmail.com>
122 * elflink.c (_bfd_elf_merge_symbol): Ignore TLS mismatch when
123 current bfd is a plugin. Don't always set type_change_ok
124 when old bfd is a plugin.
126 2014-04-16 Tristan Gingold <gingold@adacore.com>
128 * mach-o-x86-64.c (bfd_mach_o_x86_64_mkobject): Adjust cpusubtype
131 2014-04-16 Alan Modra <amodra@gmail.com>
133 * elf32-ppc.c (ppc_elf_relocate_section): Fill 476 fixup area
134 with "ba 0" rather than zeros.
136 2014-04-15 Marcus Shawcroft <marcus.shawcroft@arm.com>
138 * (elfNN_aarch64_tls_relax): Fix instruction mask.
140 2014-04-14 Alan Modra <amodra@gmail.com>
142 * elf32-ppc.c (BA): Define
143 (ppc_elf_link_hash_table_create): Correct default_params.
144 (write_glink_stub): Pad small plt call stub with "ba 0" rather
145 than "nop" for ppc476_workaround.
146 (ppc_elf_finish_dynamic_sections): Likewise for branch table
147 and __glink_PLTresolve. Ensure plt call stub at end of page
148 doesn't allow fall-thru prefetch.
150 2014-04-11 Nick Clifton <nickc@redhat.com>
153 * peXXigen.c (abs_finder): New function.
154 (_bfd_XXi_swap_sym_out): For absolute symbols with values larger
155 than 1^32 try to convert them into section relative values
158 2014-04-11 Nick Clifton <nickc@redhat.com>
160 * bfd-in2.h: Regenerate.
161 * libbfd.h: Regenerate.
163 2014-04-10 Cesar Philippidis <cesar@codesourcery.com>
165 * elf32-nios2.c (nios2_elf32_build_stubs): Ignore dynobjs
166 when building function stubs.
168 2014-04-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
170 * elf32-avr.c: Add DIFF relocations for AVR.
171 (avr_final_link_relocate): Handle the DIFF relocs.
172 (bfd_elf_avr_diff_reloc): New.
173 (elf32_avr_is_diff_reloc): New.
174 (elf32_avr_adjust_diff_reloc_value): Reduce difference value.
175 (elf32_avr_relax_delete_bytes): Recompute difference after deleting
178 * reloc.c: Add BFD_RELOC_AVR_DIFF8/16/32 relocations
180 2014-04-09 Alan Modra <amodra@gmail.com>
182 * libcoff.h: Regenerate.
184 2014-04-09 Alan Modra <amodra@gmail.com>
186 * elf32-ppc.c (ppc_elf_relocate_section): Remove bctr from list
187 of safe ppc476 insns at end of page. Also remove non-branch insns.
190 2014-04-08 Jon TURNEY <jon.turney@dronecode.org.uk>
192 * peXXigen.c (pe_print_debugdata): New function: Displays the
193 contents of the debug directory and decodes codeview entries.
194 (_bfd_XXi_swap_debugdir_in, _bfd_XXi_swap_debugdir_out)
195 (_bfd_XXi_slurp_codeview_record, _bfd_XXi_write_codeview_record):
196 Add functions for reading and writing debugdir and codeview
198 * libpei.h (_bfd_XXi_swap_debugdir_in, _bfd_XXi_swap_debugdir_out)
199 (_bfd_XXi_write_codeview_record): Add prototypes and macros.
200 * libcoff-in.h (pe_tdata): Add build-id data.
201 * libcoff.h: Regenerate.
202 * coffcode.h (coff_write_object_contents): Run build_id
203 after_write_object_contents hook.
205 2014-04-05 Alan Modra <amodra@gmail.com>
207 * elflink.c (_bfd_elf_add_default_symbol): Pass poldbfd when
208 merging non-default sym.
210 2014-04-04 Tristan Gingold <gingold@adacore.com>
212 * mach-o.c (bfd_mach_o_header_p): Reject 64 bit target when not
215 2014-04-04 Tristan Gingold <gingold@adacore.com>
217 * mach-o.c (bfd_mach_o_convert_section_name_to_mach_o): Fix
218 thinko on names length.
220 2014-04-04 Tristan Gingold <gingold@adacore.com>
222 * mach-o-i386.c (bfd_mach_o_i386_swap_reloc_out): Use target index
224 * mach-o-x86-64.c (bfd_mach_o_x86_64_swap_reloc_out): Ditto.
226 2014-04-04 Tristan Gingold <gingold@adacore.com>
228 * bfd.c (bfd_get_arch_size): Default is taken from arch.
230 2014-04-03 Jon Turney <jon.turney@dronecode.org.uk>
232 * peXXigen.c (pe_print_edata): Verify edt.name lies inside
233 section before dereferencing.
234 (pe_print_idata, pe_print_edata, pe_print_reloc)
235 (rsrc_print_section): Don't bother interpreting the contents
236 of sections which have no contents.
238 2014-04-03 Maria Guseva <m.guseva@samsung.com>
241 * elf.c (_bfd_elf_set_section_contents): Use correct type to hold
244 2014-04-03 Tristan Gingold <gingold@adacore.com>
246 * mach-o.c (bfd_mach_o_mangle_symbols): Use index from
248 (bfd_mach_o_build_seg_command): Add comment. Realign segment.
250 (bfd_mach_o_build_commands, bfd_mach_o_read_thread): Fix style.
252 2014-04-03 Alan Modra <amodra@gmail.com>
254 * elf-bfd.h (struct elf_backend_data
255 <elf_backend_bfd_from_remote_memory>): Replace "size_t size"
256 with "bfd_size_type size".
257 (_bfd_elf32_bfd_from_remote_memory): Likewise.
258 (_bfd_elf64_bfd_from_remote_memory): Likewise.
259 * elf.c (bfd_elf_bfd_from_remote_memory): Likewise.
260 * elfcode.h (bfd_from_remote_memory): Likewise.
261 * bfd-in.h (bfd_elf_bfd_from_remote_memory): Likewise.
262 * bfd-in2.h: Regenerate.
264 2014-04-02 Tristan Gingold <gingold@adacore.com>
266 * mach-o.h (bfd_mach_o_twolevel_hints_command)
267 (bfd_mach_o_prebind_cksum_command): New types.
268 (bfd_mach_o_prebound_dylib_command): Rewrite.
269 (bfd_mach_o_load_command): Add prebind_cksum and twolevel_hints
271 * mach-o.c (bfd_mach_o_read_prebound_dylib): Read and decode the
273 (bfd_mach_o_read_prebind_cksum): New function.
274 (bfd_mach_o_read_twolevel_hints): Ditto.
275 (bfd_mach_o_read_command): Handle prebind cksum and twolevel hints
278 2014-04-02 Alan Modra <amodra@gmail.com>
280 * elfcode.h (bfd_from_remote_memory): Add "size" parameter.
281 Consolidate code handling possible section headers past end of
282 segment. Don't use p_align for page size guess, instead use
283 minpagesize. Take note of ld.so clearing section headers when
284 p_memsz > p_filesz. Handle file header specifying no section
285 headers. Handle zero p_align throughout. Default loadbase to
286 zero. Add comments. Rename contents_size to high_offset, and
287 make it a bfd_vma. Delete unnecessary bfd_set_error calls.
288 * bfd-in.h (bfd_elf_bfd_from_remote_memory): Update prototpe.
289 * elf-bfd.h (struct elf_backend_data <elf_backend_from_remote_memory>):
291 (_bfd_elf32_bfd_from_remote_memory): Likewise.
292 (_bfd_elf64_bfd_from_remote_memory): Likewise.
293 * elf.c (bfd_elf_bfd_from_remote_memory): Adjust.
294 * bfd-in2.h: Regnerate.
296 2014-04-01 Tristan Gingold <gingold@adacore.com>
298 * mach-o.c (bfd_mach_o_canonicalize_one_reloc): Avoid to crash
301 2014-03-27 Yury Gribov <y.gribov@samsung.com>
302 Pavel Fedin <p.fedin@samsung.com>
304 * elf32-arm.c: Add support for limited pretty-printing of PLT
305 entries on eabi and nacl targets.
306 (elf32_arm_get_synthetic_symtab): Add new callback.
307 (elf32_arm_nacl_plt_sym_val): Likewise.
308 (elf32_arm_plt0_size): Add helper function.
309 (elf32_arm_plt_size): Likewise.
311 2014-03-27 Tristan Gingold <gingold@adacore.com>
313 * mach-o.c (bfd_mach_o_read_dylinker): Remove assert.
314 (bfd_mach_o_read_command): Handle BFD_MACH_O_LC_DYLD_ENVIRONMENT.
316 2014-03-27 Tristan Gingold <gingold@adacore.com>
318 * mach-o.h (bfd_mach_o_get_base_address): New prototype.
319 * mach-o.c (bfd_mach_o_write_symtab)
320 (bfd_mach_o_write_contents)
321 (bfd_mach_o_set_section_flags_from_bfd)
322 (bfd_mach_o_build_seg_command): Fix indentation.
323 (bfd_mach_o_get_base_address): New function.
325 2014-03-26 Nick Clifton <nickc@redhat.com>
327 * cofflink.c (_bfd_coff_generic_relocate_section): Skip
328 relocations in discarded sections.
330 2014-03-26 Tristan Gingold <gingold@adacore.com>
332 * mach-o.c (bfd_mach_o_convert_architecture): Add
333 BFD_MACH_O_CPU_TYPE_ARM64.
335 2014-03-26 Alan Modra <amodra@gmail.com>
337 * elf64-ppc.c (ppc64_elf_check_relocs): Account for possibly
338 needed plt entries when taking the address of functions for
339 abiversion == 0 (ie. unknown) as well as abiversion == 2.
340 Move opd setup and abiversion checks to..
341 (ppc64_elf_before_check_relocs): ..here. Renamed from
342 ppc64_elf_process_dot_syms. Set output abiversion from input and
343 input abiversion from output, if either is not set.
344 (ppc64_elf_merge_private_bfd_data): Don't merge flags here.
345 (elf_backend_check_directives): Update.
347 2014-03-25 Will Newton <will.newton@linaro.org>
349 * elfnn-aarch64.c (elfNN_aarch64_finish_dynamic_sections):
350 Set value of DT_PLTRELSZ and DT_RELASZ based on the size
351 of input sections rather than output sections.
353 2014-03-20 Will Newton <will.newton@linaro.org>
356 * elf32-arm.c (elf32_arm_check_relocs): Set
357 pointer_equality_needed for absolute references within
359 (elf32_arm_finish_dynamic_symbol): Set st_value to zero
360 unless pointer_equality_needed is set.
362 2014-03-19 Nick Clifton <nickc@redhat.com>
364 * peXXigen.c (rsrc_process_section): Add code to scan input
365 sections and record their lengths. Use these lengths to find the
366 start of each merged .rsrc section.
368 2014-03-17 Tristan Gingold <gingold@adacore.com>
370 * mach-o.c (bfd_mach_o_read_dylib): Handle lazy load dylib.
371 (bfd_mach_o_read_command): Ditto.
373 2014-03-14 Meador Inge <meadori@codesourcery.com>
375 * configure.in: Add strnlen to AC_CHECK_DECLS.
376 * config.in: Regenerate.
377 * configure: Regenerate.
378 * sysdep.h (strnlen): Add prototype.
380 2014-03-14 Alan Modra <amodra@gmail.com>
382 * elf32-ppc.c (ppc_elf_relocate_section): Correct overflow
383 handling for VLE_SDA21 relocs.
385 2014-03-13 Tristan Gingold <gingold@adacore.com>
387 * peicode.h (pe_ILF_object_p): Adjust, as the version number
389 (pe_bfd_object_p): Also read version number to detect ILF.
390 * pe-x86_64.c (COFF_WITH_PE_BIGOBJ): Define.
391 (x86_64pe_bigobj_vec): Define
392 * coffcode.h (bfd_coff_backend_data): Add _bfd_coff_max_nscns field.
393 (bfd_coff_max_nscns): New macro.
394 (coff_compute_section_file_positions): Use unsigned int for
395 target_index. Compare with bfd_coff_max_nscns.
396 (bfd_coff_std_swap_table, ticoff0_swap_table, ticoff1_swap_table):
397 Set a value for _bfd_coff_max_nscns.
398 (header_bigobj_classid): New constant.
399 (coff_bigobj_swap_filehdr_in, coff_bigobj_swap_filehdr_out)
400 (coff_bigobj_swap_sym_in, coff_bigobj_swap_sym_out)
401 (coff_bigobj_swap_aux_in, coff_bigobj_swap_aux_out): New
403 (bigobj_swap_table): New table.
404 * libcoff.h: Regenerate.
405 * coff-sh.c (bfd_coff_small_swap_table): Likewise.
406 * coff-alpha.c (alpha_ecoff_backend_data): Add value for
408 * coff-mips.c (mips_ecoff_backend_data): Likewise.
409 * coff-rs6000.c (bfd_xcoff_backend_data)
410 (bfd_pmac_xcoff_backend_data): Likewise.
411 * coff64-rs6000.c (bfd_xcoff_backend_data)
412 (bfd_xcoff_aix5_backend_data): Likewise.
413 * targets.c (x86_64pe_bigobj_vec): Declare.
414 * configure.in (x86_64pe_bigobj_vec): New vector.
415 * configure: Regenerate.
416 * config.bfd: Add bigobj object format for Windows targets.
418 2014-03-12 Nick Clifton <nickc@redhat.com>
421 * elf32-arm.c (elf32_arm_add_symbol_hook): Check for ARM format
422 before testing for vxworks.
424 2014-03-12 Alan Modra <amodra@gmail.com>
426 * Makefile.in: Regenerate.
428 2014-03-12 Alan Modra <amodra@gmail.com>
431 * elf.c (copy_elf_program_header): Ignore first section lma if
434 2014-03-11 Alan Modra <amodra@gmail.com>
437 * coff-rs6000.c: Include stdint.h.
438 * coff64-rs6000.c: Likewise.
440 2014-03-10 Tristan Gingold <gingold@adacore.com>
444 2014-03-08 Alan Modra <amodra@gmail.com>
446 * elf32-ppc.c (ppc_elf_howto_raw): Correct overflow check for
447 many relocations. Correct bitsize and rightshift too for a number
448 of VLE relocs. Describe R_PPC_VLE_SDA21 and R_PPC_VLE_SDA21_LO.
449 Correct dst_mask on R_PPC_VLE_SDA21_LO.
450 (ppc_elf_vle_split16): Tidy, delete unnecessary prototype.
451 (ppc_elf_relocate_section): Modify overflow test for 16-bit
452 fields in instructions to signed/unsigned according to whether
453 the field takes a signed or unsigned value. Tidy vle split16 code.
454 Correct R_PPC_VLE_SDA21 and R_PPC_VLE_SDA21_LO handling.
456 2014-03-08 Alan Modra <amodra@gmail.com>
458 * elf64-ppc.c (ppc64_elf_howto_raw): Use complain_overflow_signed
459 for R_PPC64_ADDR14, R_PPC64_ADDR14_BRTAKEN, R_PPC64_ADDR14_BRNTAKEN,
460 R_PPC64_SECTOFF, R_PPC64_ADDR16_DS, R_PPC64_SECTOFF_DS,
461 R_PPC64_REL16 entries. Use complain_overflow_dont for R_PPC64_TOC.
462 (ppc64_elf_relocate_section): Modify overflow test for 16-bit
463 fields in instructions to signed/unsigned according to whether
464 the field takes a signed or unsigned value.
466 2014-03-07 Pedro Alves <palves@redhat.com>
469 * rs6000-core.c (rs6000coff_core_p): Cast pointers to bfd_vma
470 through ptr_to_uint instead of through long.
472 2014-03-06 Nick Clifton <nickc@redhat.com>
475 * elf-attrs.c (_bfd_elf_parse_attributes): Add checks for corrupt
476 attribute section names.
478 2014-03-05 Alan Modra <amodra@gmail.com>
480 Update copyright years.
482 2014-03-05 Alan Modra <amodra@gmail.com>
484 * elf64-ppc.c (ppc64_elf_howto_raw): Add R_PPC64_ADDR64_LOCAL entry.
485 (ppc64_elf_reloc_type_lookup): Support R_PPC64_ADDR64_LOCAL.
486 (ppc64_elf_check_relocs): Likewise.
487 (ppc64_elf_relocate_section): Likewise.
488 * Add BFD_RELOC_PPC64_ADDR64_LOCAL.
489 * bfd-in2.h: Regenerate.
490 * libbfd.h: Regenerate.
492 2014-03-04 Heiher <r@hev.cc>
494 * elfxx-mips.c (mips_set_isa_flags): Use E_MIPS_ARCH_64R2 for
496 (mips_mach_extensions): Make bfd_mach_mips_loongson_3a an
497 extension of bfd_mach_mipsisa64r2.
499 2014-03-04 Nick Clifton <nickc@redhat.com>
502 * elf32-arm.c (elf32_thumb2_plt0_entry): New array.
503 (elf32_thumb2_plt_entry): New array.
504 (elf32_arm_create_dynamic_sections): Set PLT entry sizes when
505 using thumb2 based PLT.
506 (elf32_arm_populate_plt_entry): Handle generating Thumb2 based PLT
508 (elf32_arm_final_link_relocate): Do not bias jumps to Thumb based
510 (elf32_arm_finish_dynamic_sections): Handle creation of Thumb2
512 (elf32_arm_output_plt_map_1): Handle creation of local symbols for
513 Thumb2 based PLT 0-entry.
514 (elf32_arm_output_arch_local_syms): Handle creation of local
515 symbols for Thumb2 based PLT entries.
517 2014-02-28 Alan Modra <amodra@gmail.com>
520 * elflink.c (elf_gc_sweep): Call gc_sweep_hook for exactly
521 the same conditions we called check_relocs.
523 2014-02-27 Yuri Gribov <y.gribov@samsung.com>
525 * bfd-in.h: Add export of bfd_elf32_arm_use_long_plt.
526 * bfd-in2.h: Regenerate.
527 * elf32-arm.c (elf32_arm_plt_entry_long): New array.
528 (elf32_arm_link_hash_table_create): Set plt_entry_size to 16 if
529 using long PLT entries.
530 (bfd_elf32_arm_use_long_plt): New function.
531 (elf32_arm_populate_plt_entry): Add support for long PLT entries.
533 2014-02-27 Alan Modra <amodra@gmail.com>
535 * elf32-ppc.c (ppc_elf_link_hash_table_create): Provide default
536 params for targets that don't use ppc32elf.em.
538 2014-02-20 Chung-Lin Tang <cltang@codesourcery.com>
540 * elf32-nios2.c (nios2_elf32_relocate_section): Fix calculation
541 of GOTOFF relocations.
543 2014-02-19 Igor Zamyatin <igor.zamyatin@intel.com>
544 H.J. Lu <hongjiu.lu@intel.com>
546 * elf64-x86-64.c (elf_x86_64_bnd_plt0_entry): New.
547 (elf_x86_64_legacy_plt_entry): Likewise.
548 (elf_x86_64_bnd_plt_entry): Likewise.
549 (elf_x86_64_legacy_plt2_entry): Likewise.
550 (elf_x86_64_bnd_plt2_entry): Likewise.
551 (elf_x86_64_bnd_arch_bed): Likewise.
552 (elf_x86_64_link_hash_entry): Add has_bnd_reloc and plt_bnd.
553 (elf_x86_64_link_hash_table): Add plt_bnd.
554 (elf_x86_64_link_hash_newfunc): Initialize has_bnd_reloc and
556 (elf_x86_64_copy_indirect_symbol): Also copy has_bnd_reloc.
557 (elf_x86_64_check_relocs): Create the second PLT for Intel MPX
559 (elf_x86_64_allocate_dynrelocs): Handle the second PLT for IFUNC
560 symbols. Resolve call to the second PLT if it is created.
561 (elf_x86_64_size_dynamic_sections): Keep the second PLT section.
562 (elf_x86_64_relocate_section): Resolve PLT references to the
563 second PLT if it is created.
564 (elf_x86_64_finish_dynamic_symbol): Use BND PLT0 and fill the
565 second PLT entry for BND relocation.
566 (elf_x86_64_finish_dynamic_sections): Use MPX backend data if
567 the second PLT is created.
568 (elf_x86_64_get_synthetic_symtab): New.
569 (bfd_elf64_get_synthetic_symtab): Likewise. Undefine for NaCl.
571 2014-02-19 Alan Modra <amodra@gmail.com>
573 * elf64-ppc.h (struct ppc64_elf_params): Add save_restore_funcs.
574 * elf64-ppc.c (ppc64_elf_func_desc_adjust): Use it to control
575 provision of out-of-line register save/restore routines.
577 2014-02-18 Jack Carter <jack.carter@imgtec.com>
579 * elfxx-mips.c(_bfd_mips_elf_modify_segment_map): Deleted hard coding of
580 PT_DYNAMIC segment flags.
582 2014-02-17 Jan Kratochvil <jan.kratochvil@redhat.com>
585 * simple.c (struct saved_offsets): New.
586 (simple_save_output_info): Use it for ptr.
587 (simple_restore_output_info): Use it for ptr. Check section_count.
588 (bfd_simple_get_relocated_section_contents): Use it for saved_offsets.
590 2014-02-17 Alan Modra <amodra@gmail.com>
592 * elf64-ppc.h (struct ppc64_elf_params): Define.
593 (ppc64_elf_init_stub_bfd, ppc64_elf_edit_opd, ppc64_elf_tls_setup,
594 ppc64_elf_setup_section_lists, ppc64_elf_size_stubs,
595 ppc64_elf_build_stubs): Update prototype.
596 * elf64-ppp.c (struct ppc_link_hash_table): Add params, delete other
597 fields now in params. Adjust code throughout file.
598 (ppc64_elf_init_stub_bfd): Delete "abfd" parameter, add "params".
599 Save params pointer in htab.
600 (ppc64_elf_edit_opd, ppc64_elf_tls_setup,
601 ppc64_elf_setup_section_lists, ppc64_elf_size_stubs,
602 ppc64_elf_build_stubs): Remove parameters now in "params".
604 2014-02-17 Alan Modra <amodra@gmail.com>
606 * elf32-ppc.c (ppc_elf_relocate_section): Move relocs on insns
607 patched for ppc476 workaround. Reapply branch taken/not taken
610 2014-02-12 Alan Modra <amodra@gmail.com>
612 * elf32-ppc.c (ppc_elf_relax_section): Don't build long-branch
613 stubs for calls to __tls_get_addr that we know will later be
616 2014-02-12 Alan Modra <amodra@gmail.com>
618 * elf32-ppc.c (ppc_elf_relax_section): Enable ppc476 workaround
619 for ld -r, when code sections are sufficiently aligned.
620 * elf32-ppc.h (struct ppc_elf_params): Delete pagesize. Add
623 2014-02-12 Alan Modra <amodra@gmail.com>
626 * elf64-ppc.c (ppc64_elf_gc_mark_dynamic_ref): Support
627 --export-dynamic and --dynamic-list marking of symbols.
628 * elflink.c (bfd_elf_gc_mark_dynamic_ref_symbol): Reorder
631 2014-02-10 H.J. Lu <hongjiu.lu@intel.com>
634 * elflink.c (bfd_elf_gc_mark_dynamic_ref_symbol): Mark symbol in
635 executables if it matches dynamic_list.
637 2014-02-10 Alan Modra <amodra@gmail.com>
639 * po/SRC-POTFILES.in: Regenerate.
640 * po/bfd.pot: Regenerate.
642 2014-02-09 Alan Modra <amodra@gmail.com>
644 * elf-bfd.h (struct elf_backend_data): Add caches_rawsize.
645 * elfxx-target.h (elf_backend_caches_rawsize): Define.
646 (elfNN_bed): Init new field.
647 * elflink.c (elf_link_input_bfd): Handle caches_rawsize.
648 * elf32-ppc.c (shared_stub_entry): Zero addi offset.
649 (ppc_elf_relax_section): Don't reallocate section here, write
650 stubs, or write out relocs for ld -r here..
651 (ppc_elf_relocate_section): ..instead write stubs here, and use
652 existing code to write out relocs for ld -r. Fix offset
653 adjustment on reloc for little-endian.
654 (elf_backend_caches_rawsize): Define.
656 2014-02-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
659 * cache.c (bfd_cache_max_open): Cast RLIM_INFINITY to rlim_t.
661 2014-02-04 Jan Kratochvil <jan.kratochvil@redhat.com>
663 * coff-rs6000.c (xcoff_write_archive_contents_big): Free OFFSETS in
664 return paths. Three times.
665 * elf64-ppc.c (ppc64_elf_link_hash_table_create): Free HTAB in all
667 (ppc64_elf_tls_optimize): Free TOC_REF in return path.
668 (ppc64_elf_edit_toc): Free USED in return path.
670 2014-02-03 Sandra Loosemore <sandra@codesourcery.com>
672 * reloc.c (BFD_RELOC_NIOS2_GOT_LO, BFD_RELOC_NIOS2_GOT_HA): New.
673 (BFD_RELOC_NIOS2_CALL_LO, BFD_RELOC_NIOS2_CALL_HA): New.
674 * libbfd.h: Regenerated.
675 * bfd-in2.h: Regenerated.
676 * elf32-nios2.c (elf_nios2_howto_table_rel): Add new relocations.
677 (nios2_reloc_map): Likewise.
678 (GOT_USED, CALL_USED): Renamed from GOT16_USED and CALL16_USED.
679 Fixed all references.
680 (nios2_elf32_relocate_section): Add new relocations.
681 (nios2_elf32_check_relocs): Likewise.
682 (nios2_elf32_gc_sweep_hook): Likewise.
684 2014-02-03 Alan Modra <amodra@gmail.com>
686 * elf32-ppc.c (struct ppc_elf_link_hash_table): Add params.
687 Delete emit_stub_syms, no_tls_get_addr_opt. Update all uses.
688 (ppc_elf_link_params): New function.
689 (ppc_elf_create_glink): Align .glink to 64 bytes for ppc476
691 (ppc_elf_select_plt_layout): Remove plt_style and emit_stub_syms
692 parameters. Use htab->params instead.
693 (ppc_elf_tls_setup): Remove no_tls_get_addr_opt parameter.
694 (ppc_elf_size_dynamic_sections): Align __glink_PLTresolve to
695 64 bytes for ppc476 workaround.
696 (struct ppc_elf_relax_info): New.
697 (ppc_elf_relax_section): Exclude linker created sections and
698 those too small to hold one instruction. Don't add another
699 branch around trampolines on later relax passes. Don't
700 generate trampolines for undefined symbols when !relocatable,
701 nor for plugin symbols. Allocate space for ppc476 workaround
702 patch area. Free fixups on error return path.
703 (ppc_elf_relocate_section): Handle ppc476 workaround patching.
704 * elf32-ppc.h (struct ppc_elf_params): New.
705 (ppc_elf_select_plt_layout, ppc_elf_tls_setup): Update prototype.
706 (ppc_elf_link_params): Declare.
707 * section.c (SEC_INFO_TYPE_TARGET): Define.
708 * bfd-in2.h: Regenerate.
710 2014-02-02 Sandra Loosemore <sandra@codesourcery.com>
712 * elf32-nios2.c (struct elf32_nios2_link_hash_table): Add
714 (nios2_elf32_relocate_section): Use got_base to adjust
715 GOT-pointer-relative relocations relative to _gp_got.
716 (create_got_section): Create _gp_got symbol.
717 (nios2_elf32_finish_dynamic_symbol): Make _gp_got absolute.
718 (nios2_elf32_size_dynamic_sections): Set _gp_got offset.
720 2014-01-30 Sandra Loosemore <sandra@codesourcery.com>
722 * bfd-in2.h: Update from reloc.c.
723 * elf32-nios2.c: Include elf32-nios2.h.
724 (elf_nios2_howto_table_rel): Add entry for R_NIOS2_CALL26_NOAT.
725 (nios2_reloc_map): Likewise.
726 (enum elf32_nios2_stub_type): Declare.
727 (struct elf32_nios2_stub_hash_entry): Declare.
728 (nios2_stub_hash_entry, nios2_stub_hash_lookup): New macros.
729 (struct elf32_nios2_link_hash_entry): Add hsh_cache field.
730 (struct elf32_nios2_link_hash_table): Add new fields bstab,
731 stub_bfd, add_stub_section, layout_sections_again, stub_group,
732 bfd_count, top_index, input_list, all_local_syms.
733 (nios2_call26_stub_entry): New.
734 (nios2_elf32_install_imm16): Move up in file.
735 (nios2_elf32_install_data): Move up in file.
736 (hiadj): Move up in file.
737 (stub_hash_newfunc): New.
738 (link_hash_newfunc): Initialize hsh_cache field.
740 (nios2_stub_name): New.
741 (nios2_get_stub_entry): New.
742 (nios2_add_stub): New.
743 (nios2_elf32_setup_section_lists): New.
744 (nios2_elf32_next_input_section): New.
745 (CALL26_SEGMENT): New.
746 (MAX_STUB_SECTION_SIZE): New.
747 (group_sections): New.
748 (nios2_type_of_stub): New.
749 (nios2_build_one_stub): New.
750 (nios2_size_one_stub): New.
751 (get_local_syms): New.
752 (nios2_elf32_size_stubs): New.
753 (nios2_elf32_build_stubs): New.
754 (nios2_elf32_do_call26_relocate): Correct CALL26 overflow test.
755 (nios2_elf32_relocate_section): Handle R_NIOS2_CALL26_NOAT. Add
756 trampolines for R_NIOS2_CALL26 stubs.
757 (nios2_elf32_check_relocs): Handle R_NIOS2_CALL26_NOAT.
758 (nios2_elf32_gc_sweep_hook): Likewise.
759 (nios2_elf32_link_hash_table_create): Initialize the stub hash table.
760 (nios2_elf32_link_hash_table_free): New.
761 (bfd_elf32_bfd_link_hash_table_free): Define.
762 * elf32-nios2.h: New file.
763 * libbfd.h: Update from reloc.c.
764 * reloc.c (BFD_RELOC_NIOS2_CALL26_NOAT): New.
766 2014-01-29 Nick Clifton <nickc@redhat.com>
769 * elf32-metag.c (elf_metag_post_process_headers): Call
770 _bfd_elf_post_process_headers.
771 * elf32-sh64.c (sh64_elf_copy_private_data): Call
772 _bfd_elf_copy_private_data.
773 * elf64-sh64.c (sh_elf64_copy_private_data_internal): Likewise.
775 2014-01-29 Nick Clifton <nickc@redhat.com>
777 * bfd-in.h (bfd_set_section_vma): Delete.
778 (bfd_set_section_alignment): Delete.
779 (bfd_set_section_userdata): Delete.
780 (bfd_set_cacheable): Delete.
781 * bfd.c (bfd_set_cacheable): New static inline function.
782 * section.c (bfd_set_section_userdata): Likewise.
783 (bfd_set_section_vma): Likewise.
784 (bfd_set_section_alignment): Likewise.
785 * bfd-in2.h: Regenerate.
787 2014-01-28 Nick Clifton <nickc@redhat.com>
789 * dwarf2.c (find_abstract_instance_name): For DW_FORM_ref_addr
790 attributes select the CU containing the abbreviation, which may not
793 2014-01-24 Alan Modra <amodra@gmail.com>
795 * elf64-ppc.c (ppc_build_one_stub): Correct reloc count passed
796 to get_relocs for ELFv2.
798 2014-01-23 H.J. Lu <hongjiu.lu@intel.com>
801 * elf.c (_bfd_elf_map_sections_to_segments): Issue a linker error
802 if TLS sections are not adjacent.
804 2014-01-22 Alan Modra <amodra@gmail.com>
806 * elflink.c (elf_link_add_object_symbols): Call minfo for --as-needed.
808 2014-01-22 Alan Modra <amodra@gmail.com>
810 * elf64-ppc.c (STK_LINKER): Comment typo fix.
812 2014-01-21 H.J. Lu <hongjiu.lu@intel.com>
815 * elflink.c (_bfd_elf_merge_symbol): When types of the existing
816 regular default symbol definition and the versioned dynamic
817 symbol definition mismatch, skip the default symbol definition
818 if one of them is IFUNC.
820 2014-01-21 H.J. Lu <hongjiu.lu@intel.com>
823 * elflink.c (_bfd_elf_merge_symbol): Don't check info->shared,
824 info->export_dynamic nor h->ref_dynamic for type mismatch when
825 adding the default version.
827 2014-01-16 Alan Modra <amodra@gmail.com>
829 * elfxx-mips.c (mips_elf_record_got_page_entry): Pass in a
830 mips_elf_traverse_got_arg* rather than mips_got_info*.
831 Adjust caller. Alloc on output_bfd rather than symbol section
834 2014-01-15 H.J. Lu <hongjiu.lu@intel.com>
836 * elf32-i386.c (elf_i386_allocate_dynrelocs): Revert the last
838 * elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise.
840 2014-01-14 H.J. Lu <hongjiu.lu@intel.com>
843 * elf32-i386.c (elf_i386_allocate_dynrelocs): Don't discard relocs
844 against __ehdr_start.
845 * elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise.
847 2014-01-14 H.J. Lu <hongjiu.lu@intel.com>
849 * elf32-i386.c (elf_i386_allocate_dynrelocs): Revert the last
851 * elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise.
853 2014-01-14 H.J. Lu <hongjiu.lu@intel.com>
856 * elf32-i386.c (elf_i386_allocate_dynrelocs): Don't update reloc
857 count if there are any non pc-relative relocs.
858 * elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise.
860 2014-01-14 Michael Hudson-Doyle <michael.hudson@linaro.org>
861 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
863 * elfnn-aarch64.c (elfNN_aarch64_final_link_relocate): Use correct
864 offset while calculating relocation address.
865 (elfNN_aarch64_create_small_pltn_entry): Likewise.
866 (elfNN_aarch64_init_small_plt0_entry): Likewise.
868 2014-01-13 Ma Jiang <ma.jiang@zte.com.cn>
871 * elf32-arm.c (elf32_arm_final_link_relocate): Refetch addends for
872 R_ARM_ABS8 and R_ARM_ABS16.
874 2014-01-13 Alan Modra <amodra@gmail.com>
876 * elf32-ppc.c (ppc_elf_check_relocs): For @local call to ifunc,
877 error when shared and force a plt call otherwise.
878 (ppc_elf_size_dynamic_sections): Don't emit DT_PPC_GOT unless
880 (ppc_elf_relocate_section): Add missing test to resolve ifuncs to
881 the appropriate call stub.
883 2014-01-10 Alan Modra <amodra@gmail.com>
888 * elf.c (assign_file_positions_for_load_sections): Revert last change.
889 (assign_file_positions_for_non_load_sections): When setting up
890 PT_GNU_RELRO header, don't require a corresponding PT_LOAD
891 header that completely covers the relro region.
893 2014-01-09 Tristan Gingold <gingold@adacore.com>
895 * coff-rs6000.c (rs6000coff_vec, pmac_xcoff_vec): use jump
896 table macros and add macros to initializa the structure.
898 2014-01-08 H.J. Lu <hongjiu.lu@intel.com>
903 * elf.c (_bfd_elf_map_sections_to_segments): Don't check section
904 size for PT_GNU_RELRO segment.
905 (assign_file_positions_for_load_sections): If PT_LOAD segment
906 doesn't fit PT_GNU_RELRO segment, adjust its p_filesz and p_memsz.
908 2014-01-07 Tom Tromey <tromey@redhat.com>
910 * elf32-xtensa.c (vsprint_msg): Don't use old VA_* compatibility
913 2014-01-03 Nick Clifton <nickc@redhat.com>
916 * elf.c (vma_page_aligned_bias): Handle a maxpagesize value of
919 2014-01-02 Yuanhui Zhang <asmwarrior@gmail.com>
922 * pef.c (bfd_pef_xlib_read_header): Increase buffer size to 80.
924 2014-01-02 Nick Clifton <nickc@redhat.com>
927 * archive.c (_bfd_get_elt_at_filepos): Store a copy of the
928 filename in the bfd's filename field.
929 * elfcode.h (bfd_from_remote_memory): Likewise.
930 * ieee.c (ieee_object_p): Likewise.
931 * mach-o.c (bfd_mach_o_fat_member_init): Likewise.
932 * oasys.c (oasys_openr_next_archived_file): Likewise.
933 * vms-lib.c (_bfd_vms_lib_get_module): Likewise.
934 * opncls.c (bfd_fopen): Likewise.
935 (bfd_openstreamr): Likewise.
936 (bfd_openr_iovec): Likewise.
937 (bfd_openw): Likewise.
938 (bfd_create): Likewise.
939 (_bfd_delete_bfd): Free filename.
941 For older changes see ChangeLog-2013
943 Copyright (C) 2014 Free Software Foundation, Inc.
945 Copying and distribution of this file, with or without modification,
946 are permitted in any medium without royalty provided the copyright
947 notice and this notice are preserved.
953 version-control: never