1 Mon Jan 3 11:41:45 1994 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
3 * hash.c: Added some documentation.
5 Mon Jan 3 11:09:28 1994 Jim Kingdon (kingdon@lioth.cygnus.com)
7 * aout-target.h, netbsd386.c: Replace NO_SWAP_MAGIC with SWAP_MAGIC,
8 and do the swapping here rather than calling ntohl from the N_*
9 macros. This cleans up assumptions about the size of a host long,
10 the existence to ntohl, etc.
12 Sat Jan 1 13:50:05 1994 Rob Savoye (rob@darkstar.cygnus.com)
14 * config.bfd: Add support for VSTa micro-kernel. It currently uses
17 Sat Jan 1 10:18:54 1994 David J. Mackenzie (djm@thepub.cygnus.com)
19 * hosts/i386mach3.h (HOST_SEGMENT_SIZE): Fix value.
20 * i386mach3.c (SEGMENT_SIZE): Fix value.
22 Fri Dec 31 16:23:43 1993 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
24 Minor cleanups suggested by CodeCenter.
25 * aoutx.h, coffgen.c, ecoff.c, ecofflink.c, elf.c, libbfd.c,
26 linker.c, reloc.c, section.c, srec.c: Added /*ARGSUSED*/ as
28 * aoutx.h (struct external_exec): Removed unnecessary declaration.
29 (NAME(aout,some_aout_object_p)): Set some tdata pointers to NULL.
30 (adjust_z_magic): Removed useless variable data_vma.
31 (stringtab_init): Initialize hash_zero.
32 (add_to_stringtab): Removed unused fourth argument.
33 (NAME(aout,swap_std_reloc_out)): Removed useless variable
35 (aout_link_input_section): Added some casts.
36 * archive.c (get_extended_arelt_filename, do_slurp_coff_armap,
37 bfd_ar_hdr_from_filesystem, bsd_write_armap, coff_write_armap):
38 Minor code rewriting to make it more C like.
39 (do_slurp_bsd_armap): Added some casts.
40 * ecoff.c (ecoff_write_object_contents): Removed useless variable
42 (ecoff_write_armap): Added some casts. Use "" rather than "\0".
43 * ecofflink.c (bfd_ecoff_write_debug): Added a cast.
44 * libaout.h (struct internal_exec): Removed unnecessary
46 * linker.c (_bfd_generic_indirect_link_order): Added a cast.
47 * opncls.c (new_bfd): Removed a cast.
48 * reloc.c (bfd_generic_get_relocated_section_contents): Added
50 * srec.c (internal_srec_write_object_contents): Removed useless
51 variable bytes_written.
53 Fri Dec 31 11:46:13 1993 David J. Mackenzie (djm@thepub.cygnus.com)
55 * i386mach3.c (N_TXTADDR): Don't define after all.
56 (TEXT_START_ADDR): Don't include exec header size in value.
58 Thu Dec 30 15:47:54 1993 David J. Mackenzie (djm@thepub.cygnus.com)
60 * i386mach3.c (N_TXTADDR): Define.
62 Thu Dec 30 13:37:24 1993 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
64 Extensive changes to move the bulk of the linker into BFD so that
65 more efficient backend code can be written for specific object
66 files. Only existing efficient backend is a.out.
67 * seclet.c, seclet.h: Removed.
68 * hash.c, linker.c, genlink.h: New files.
69 * bfd-in.h: Removed bfd_error_vector. Declared hash table
70 structures and functions.
71 (JUMP_TABLE): Removed bfd_seclet_link, added
72 bfd_link_hash_table_create, bfd_link_add_symbols and
74 * All backends: Changed accordingly.
76 * bfd.c (struct _bfd): Added link_next and archive_pass fields.
77 Removed ld_symbols field.
78 (bfd_nonrepresentable_section, bfd_undefined_symbol,
79 bfd_reloc_value_truncated, bfd_reloc_is_dangerous,
80 bfd_error_vector): Removed.
81 (bfd_default_error_trap, bfd_error_trap,
82 bfd_error_nonrepresentabltrap): Removed.
83 (bfd_get_relocated_section_contents): Pass link_info. Pass
84 link_order instead of seclet. Pass symbols.
85 (bfd_relax_section): Pass link_info.
86 (bfd_seclet_link): Removed.
87 (bfd_link_hash_table_create, bfd_link_add_symbols,
88 bfd_final_link): New macros.
89 * libbfd-in.h: If __GNUC__ is defined and alloca is not, define
90 alloca as __builtin_alloca. Declare internal linking functions.
92 * libbfd.c (bfd_seek): Comment out fseek assertion. It's worked
94 * reloc.c (reloc_howto_type): Added error_message argument to
95 special_function field. Changed all callers and all definitions.
96 (bfd_get_reloc_size): Make argument a const pointer.
97 (bfd_perform_relocation): Add error_message argument to hold
98 string set if return value if bfd_reloc_dangerous. Changed all
100 (_bfd_final_link_relocate, _bfd_relocate_contents): New functions.
101 * section.c (asection): Renamed seclets_head and seclets_tail to
102 link_order_head and link_order_tail.
103 * targets.c (bfd_target): Replaced seclet argument with link_info
104 and link_order and symbols arguments in
105 bfd_get_relocated_section_contents. Added symbols argument to
106 bfd_relax_section. Removed bfd_seclet_link. Added
107 bfd_link_hash_table_create, bfd_link_add_symbols and
109 * libaout.h (struct aoutdata): Added external_syms,
110 external_sym_count, external_strings, sym_hashes fields.
111 (obj_aout_external_syms, obj_aout_external_sym_count,
112 obj_aout_external_strings, obj_aout_sym_hashes): New accessor
114 (WRITE_HEADERS): Only output symbols if outsymbols is not NULL.
115 * aoutx.h: Wrote new back end linker routines.
116 (translate_to_native_sym_flags): Return boolean value. Don't use
118 (NAME(aout,write_syms)): Return boolean value. Check return value
119 of translate_to_native_sym_flags and bfd_write.
120 * aout-target.h (final_link_callback): New function.
121 (MY_bfd_final_link): New function.
122 * aout-adobe.c (aout_adobe_write_object_contents): Check return
123 value of aout_32_write_syms.
124 * hp300hpux.c (MY(write_object_contents)): Likewise.
125 * i386lynx.c (WRITE_HEADERS): Likewise.
126 * libaout.h (WRITE_HEADERS): Likewise.
127 * bout.c: Changed functions to use link_info->callbacks rather
128 than bfd_error_vector, and link_orders rather than seclets.
129 * coff-alpha.c: Likewise.
130 * coff-h8300.c: Likewise.
131 * coff-h8500.c: Likewise.
132 * coff-sh.c: Likewise.
133 * coff-z8k.c: Likewise.
134 * elf32-hppa.c: Likewise.
135 * reloc16.c: Likewise.
136 * coff-alpha.c (alpha_ecoff_get_relocated_section_contents): Look
137 up _gp in the hash table rather than in outsymbols.
138 * coff-a29k.c (a29k_reloc): Pass errors back in new error_message
139 argument rather than printing them.
140 * coffcode.h (bfd_coff_reloc16_extra_cases): Take link_info and
141 link_order arguments rather than seclet. Changed all uses and
143 (bfd_coff_reloc16_estimate): Pass link_info arguments. Changed
144 all uses and definitions.
145 * libcoff.h: Rebuilt.
146 * ecoff.c (ecoff_get_extr): If symbol is defined by linker, but
147 not by ECOFF, make it scAbs.
148 (ecoff_bfd_final_link): Renamed from ecoff_bfd_seclet_link and
150 * elf32-mips.c (mips_elf_final_link): Renamed from
151 mips_elf_seclet_link and rewritten.
152 * elf32-hppa.c (elf32_hppa_stub_description): Added link_info
154 (new_stub, add_stub_by_name, hppa_elf_build_arg_reloc_stub,
155 hppa_elf_build_long_branch_stub, hppa_look_for_stubs_in_section):
156 Added link_info arguments. Changed all callers.
157 * elfcode.h (elf_slurp_symbol_table): Don't quit if outsymbols is
159 * oasys.c (oasys_write_sections): Return boolean value rather than
160 using bfd_error_vector.
161 (oasys_write_object_contents): Check return value of
162 oasys_write_sections.
163 * hosts/std-host.h: Don't declare qsort or strtol.
164 * Makefile.in: Rebuild dependencies.
165 (BFD_LIBS): Removed seclet.o. Added hash.o and linker.o.
166 (CFILES): Removed seclet.c. Added hash.c and linker.c.
167 (HFILES): Removed seclet.h. Added genlink.h.
169 Thu Dec 30 07:41:36 1993 Peter Schauer (pes@regent.e-technik.tu-muenchen.de)
171 * section.c (bfd_get_section_contents): Return zero filled buffer
172 if section has no contents.
174 Tue Dec 28 12:43:54 1993 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
176 * elf.c (bfd_elf_generic_reloc): If this is not an inplace reloc,
177 then skip bfd_perform_relocation even if the addend is non-zero.
179 Tue Dec 21 09:22:19 1993 Ken Raeburn (raeburn@rtl.cygnus.com)
181 * coffcode.h (coff_write_relocs) [SWAP_OUT_RELOC_OFFSET]: Copy
182 addend to r_offset field.
184 * Makefile.in (CFILES): Added coff-sparc.c. Rebuild dependencies.
186 * coff-sparc.c (SWAP_IN_RELOC_OFFSET, SWAP_OUT_RELOC_OFFSET,
187 CALC_ADDEND): Define.
189 * aix386-core.c (aix386_core_file_p): Use cd_regs[0] for computing
190 the offsetof because AIX /bin/cc does not like to take the address
191 of an array. (From Minh Tran-Le.)
193 Thu Dec 16 13:06:32 1993 Jeffrey A. Law (law@snake.cs.utah.edu)
195 * Thu Dec 16 15:41:06 1993 Peter Hoogenboom (hoogen@cs.utah.edu)
197 * elf32-hppa.c (hppa_elf_build_arg_reloc_stub): Make sure to copy
198 the return pointer into %r2 if no jump-in-call-delay-slot
199 optimization was done.
201 * hosts/hp300bsd.h: Correctly identify 4.3BSD vs 4.4BSD.
203 Wed Dec 15 08:04:16 1993 David J. Mackenzie (djm@thepub.cygnus.com)
205 * hosts/std-host.h: (time): Don't declare; conflicts on Mach3.
207 * hosts/i386mach3.h (HOST_PAGE_SIZE): Set to 1 to avoid padding.
208 (HOST_SEGMENT_SIZE): Set to 0 for same reason.
210 * i386mach3.c (PAGE_SIZE, SEGMENT_SIZE): Same changes as above.
211 (TEXT_START_ADDR): Correct.
212 (MY_backend_data): Define.
214 * aoutx.h (adjust_o_magic, adjust_z_magic, adjust_n_magic):
215 New functions; code moved from aout_<size>_adjust_sizes_and_vmas.
217 Tue Dec 14 21:48:33 1993 Jeffrey A. Law (law@snake.cs.utah.edu)
219 * som.c (som_begin_writing): Fix thinkos in auxiliary header
221 (bfd_som_attach_aux_hdr): Likewise.
223 Mon Dec 13 23:34:48 1993 Jeffrey A. Law (law@snake.cs.utah.edu)
225 * elf32-hppa.c (hppa_elf_gen_reloc_type): Handle 'T' field
226 selectors for PIC code.
228 * som.c (hppa_som_gen_reloc_type): Handle 'T' field selectors.
229 (som_write_fixups): Handle R_DLT_REL, R_FSEL, R_RSEL, R_LSEL
230 relocations needed by PIC.
232 Tue Dec 7 15:47:51 1993 Stu Grossman (grossman at cygnus.com)
234 * nlmcode.h: Fixes to avoid compiler warnings...
236 Tue Dec 7 15:10:54 1993 Ian Lance Taylor (ian@cygnus.com)
238 * libnlm.h (nlm_backend_data): Removed macro definition.
239 (nlm_alpha_backend_data): Adjusted accordingly.
241 Sun Dec 5 19:32:08 1993 Jeffrey A. Law (law@snake.cs.utah.edu)
243 * som.c (som_begin_writing): Flesh out code for handling simple
245 (bfd_som_attach_aux_hdr): New function.
247 * som.h (struct somdata): Add fields for attaching version and
248 copyright headers. Add accessor macros.
250 * som.c (R_DLT_REL, R_AUX_UNWIND, R_SEC_STMT): Add protected
251 definitions for old versions of HPUX which fail to define them.
252 (som_hppa_howto_talbe): Add R_DLT_REL, R_AUX_UNWIND, and R_SEC_STMT
253 now that they're safe. Delete bogus R_STATEMENT relocations.
255 * som.c (som_hppa_howto_table): Add missing R_END_TRY. Delete
256 extra R_DATA_OVERRIDE.
257 (hppa_som_gen_reloc_type): Generate a relocation for the rounding
258 mode selector if needed.
259 (som_write_fixups): Handle requests for a change in the default
260 rounding mode. Rounding modes do not consume input bytes, but
261 are just markers much like R_ENTRY and R_EXIT.
263 Sat Dec 4 19:40:32 1993 Jeffrey A. Law (law@snake.cs.utah.edu)
265 Fri Dec 3 09:55:17 1993 Pete Hoogenboom (hoogen@cs.utah.edu)
267 * elf32-hppa.c: (hppa_elf_reloc): Do not do code reordering when
268 the branch instruction as originally been nullified.
269 hppa_elf_reloc): Avoid useless call to bfd_put_32 () in the
270 case of no code reordering due to an LDO instruction in the
271 delay slot of the branch. Make sure to relocate the correct
272 instruction. Do not perform instruction reordering for millicode
274 (hppa_elf_build_arg_reloc_stub): Change the relocation type
275 to R_HPPA_STUB_CALL_17 when special processing might be needed.
276 (hppa_elf_build_long_branch_stub): Prevent code reordering on
277 a call from a linker stub to another linker stub and for millicode
278 calls. Do not trash the return register for calls from one linker
279 stub to a second linker stub.
281 * elf32-hppa.c: (elf_hppa_howto_table): PLABEL and DLT
282 relocations are not pc-relative.
284 * hppa_stubs.h: (BLE_N_XXX_0_31): New instruction used in
286 (COPY_2_31): Likewise.
288 Fri Dec 3 18:40:58 1993 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
290 * config/solaris2.mh (HDEFINES): Remove -Dconst=
291 * hosts/solaris.h: If not __GNUC__, define const as empty.
293 Thu Dec 2 15:43:32 1993 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
295 * ecoff.c: Added various casts for 32/64 bit cross targeting.
296 (ecoff_mkobject_hook): Set SEC_SHARED_LIBRARY for the .reginfo
297 section so that the linker ignores it.
298 * ecofflink.c: Added various casts for 32/64 bit cross targeting.
299 (ecoff_add_bytes): Changed need argument to size_t.
300 (bfd_ecoff_debug_link_other): Check return value of
303 * libbfd-in.h (new_bfd): Use void rather than an empty parameter
307 * libnlm.h (struct nlm_obj_tdata): New field backend_data.
308 (nlm_backend_data, nlm_alpha_backend_data): New accessor macros.
309 (struct nlm_backend_data): New field no_uninitialized_data.
310 (nlm_no_uninitialized_data): New accessor macro.
311 * nlmcode.h (nlm_compute_section_file_positions): Handle
312 no_uninitialized_data.
313 (nlm_external_reloc_compare): Sort relocs by address for a
314 particular symbol, to make the sort more stable.
315 (nlm_write_object_contents): Cast the arguments to qsort. Get the
316 value of a debugging symbol the same way we get the value of a
318 * nlm32-alpha.c: Various changes. Write out GP and .lita relocs.
319 Set no_uninitialized_data to true.
320 * nlm32-i386.c (nlm32_i386_backend), nlm32-sparc.c
321 (nlm32_sparc_backend): Set no_uninitialized_data field false.
322 * nlmswap.h (nlm_swap_fixed_header_out): Zero out destination
323 before filling it in.
325 Wed Dec 1 21:47:58 1993 Jeffrey A. Law (law@snake.cs.utah.edu)
327 * som.c (som_section_type, som_decode_symcalss): New functions.
328 (som_get_symbol_info): Use them.
329 (som_slurp_symbol_table): Set the section of common and undefined
332 Wed Dec 1 14:15:10 1993 Ken Raeburn (raeburn@cygnus.com)
334 * elfcode.h (write_relocs): Initialize local var LAST_SYM_IDX, to
337 * mipsbsd.c: Changes from Ralph Campbell:
338 (mips_howto_table_ext): MIPS_RELOC_LO16 should use
339 complain_overflow_dont.
340 (aout_mips_*_vec): Make name use "a.out" instead of "aout", to
343 * bfd.c (bfd_errmsgs): Reword invalid-target message.
345 * config.bfd: For sparc*-*-coff, use sparc-coff.
346 * configure.in: Handle sparccoff_vec.
347 * targets.c (sparccoff_vec): Declare.
349 * reloc.c (bfd_get_reloc_size): New function.
350 (struct reloc_howto_type): Update documentation of size field.
352 Wed Dec 1 14:39:05 1993 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
354 * nlm32-alpha.c: New file; preliminary Alpha NetWare support.
355 * config.bfd (alpha-*-netware*): New target; use alpha-nlm.
356 * config/alpha-nlm.mt: New file.
357 * configure.in (nlm32_alpha_vec): New vector; use nlm32-alpha.o,
359 * Makefile.in (BFD32_BACKENDS): Added nlm32-alpha.o.
360 (CFILES): Added nlm32-alpha.c.
361 Rebuilt dependencies.
362 * targets.c (nlm32_alpha_vec): Declare.
364 * libnlm.h (struct nlm_backend_data): New fields
365 optional_prefix_size, nlm_backend_object_p, nlm_write_prefix,
366 nlm_set_public_section, nlm_get_public_offset. Removed unused
367 nlm_write_reloc field. Changed nlm_write_import to remove
368 unnecessary symbol argument. Renamed nlm_write_externals to
369 nlm_write_external, and changed cound argument from bfd_vma to
371 (nlm_optional_prefix_size, nlm_backend_object_p_func,
372 nlm_write_prefix_func, nlm_set_public_section_func,
373 nlm_get_public_offset_func): New accessor macros.
374 (nlm_write_reloc_func): Removed.
375 (nlm_write_external_func): Adjusted for field renaming.
376 * nlm32-i386.c (nlm_i386_write_import): Renamed from
377 nlm_i386_write_reloc. Removed old nlm_i386_write_import which
378 just called old nlm_i386_write_reloc.
379 (nlm_i386_write_external): Renamed from nlm_i386_write_externals.
380 Declared. Changed second argument from bfd_vma to bfd_size_type.
381 (nlm32_i386_backend): Adjusted for changes to fields and names.
382 * nlm32-sparc.c (nlm_sparc_mangle_relocs): Removed unused,
384 (nlm_sparc_write_import): Removed second argument.
385 (nlm_sparc_write_external): Renamed from
386 nlm_sparc_write_externals. Changed second argument from bfd_vma
388 (nlm32_sparc_backend): Adjusted for changes to fields and names.
389 * nlmcode.h: Removed some unused code.
390 (nlm_object_p): Don't destroy tdata pointer. Call
391 backend_object_p function if it exists.
392 (nlm_slurp_symbol_table): Removed unused variable rcount. Call
393 set_public_section_func if it exists instead of checking
395 (nlm_compute_section_file_positions): Account for
396 optional_prefix_size.
397 (nlm_write_object_contents): Account for optional_prefix_size.
398 Removed useless variable write_reloc_func. Changed declaration
399 and call of write_import_func. Call write_prefix_func if it
400 exists. Removed unused variables len and temp. Call
401 get_public_offset_func if it exists rather than setting NLM_HIBIT.
402 * nlmswap.h: Declare functions.
404 * bfd-in.h (uint64_typeLOW, uint64_typeHIGH): Fully parenthesize
406 (fprintf_vma, sprintf_vma): Use %lx, not %x.
407 * bfd-in2.h: Rebuilt.
408 * hosts/alphaosf.h (uint64_typeLOW, uint64_typeHIGH): Cast results
411 * config.bfd: Don't set target64 here, as the setting is ignored.
412 * configure.in (ecoffalpha_little_vec): Set target64.
414 * config/alphaosf.mt (TDEFINES): Removed; setting host parameters
415 in TDEFINES is wrong.
417 * coff-alpha.c (alpha_ecoff_get_relocated_section_contents):
418 Remove unused variable output_section.
420 Tue Nov 30 16:45:23 1993 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
422 * irix-core.c: New file for Irix 4 and Irix 5 core support.
423 Functions taken out of coff-mips.c. Handle vmap type VMAPFILE.
424 * coff-mips.c: Irix 4 core file support moved to irix-core.c.
425 * targets.c: If IRIX_CORE defined, include irix_core_vec in
427 * config/irix4.mh (HDEFINES): Add -DIRIX_CORE.
428 (HDEPFILES): Define to be irix-core.o.
429 * config/irix5.mh (HDEFINES): Define to be -DIRIX_CORE.
430 (HDEPFILES): Define to be irix-core.o.
431 * Makefile.in (OPTIONAL_BACKENDS): Added irix-core.o. Removed
432 sco-core.o, which no longer exists.
433 (CFILES): Added all *-core.c files.
434 Rebuilt dependencies.
436 Wed Nov 24 02:02:41 1993 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
438 * elfcode.h (map_program_segments): Restore check of file_size !=
439 mem_size, but only if SHT_PROGBITS.
441 * ecofflink.c: New file to hold ECOFF debug information linking
443 * ecoff.c (ecoff_clear_output_flags, ecoff_rel, ecoff_dump_seclet,
444 ecoff_add_string, ecoff_get_debug): Removed. Functionality now in
446 (ecoff_get_extr, ecoff_set_index): New functions.
447 (ecoff_slurp_symbolic_info): Don't save raw_size.
448 (ecoff_bfd_seclet_link): Rewrote to use ecofflink.c functions.
449 (ecoff_compute_section_file_positions): Don't set EXEC_P just
450 because there is a start address.
451 (ecoff_write_object_contents): Handle external symbols here. Use
452 ecofflink.c functions to write out debugging information.
453 * elf32-mips.c (mips_elf_read_ecoff_info, mips_elf_get_extr,
454 mips_elf_set_index): New functions.
455 (mips_elf_seclet_link): Discard empty sections, the .options
456 section and .gptab sections. Handle linking .mdebug section.
457 * libecoff.h (ecoff_data_type): Removed raw_size and ifdbase.
458 * libelf.h (elf_symbol_type): Added mips_extr to tc_data union.
459 * bfd-in.h: Added prototypes for routines in ecofflink.c (some are
460 called by gas, so they are public).
461 * bfd-in2.h: Rebuilt.
462 * Makefile.in (BFD_LIBS): Added ecofflink.o.
463 (CFILES): Added ecofflink.c.
464 (ecofflink.o): New target. Rebuilt dependencies.
466 Mon Nov 22 22:26:42 1993 Jeffrey A. Law (law@snake.cs.utah.edu)
468 * som.c (hppa_object_p): Also recognize SHARED_MAGIC_CNX as
469 a valid magic number if it's been defined.
471 Mon Nov 22 14:17:36 1993 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
473 * ecoff.c (ecoff_mkobject): Don't create .scommon section; linker
474 no longer requires it.
475 (ecoff_bfd_seclet_link, ecoff_sizeof_headers,
476 ecoff_write_object_contents): Don't treat .scommon section
479 Mon Nov 22 10:54:27 1993 Fred Fish (fnf@cygnus.com)
481 Merged changes from kev@spuds.geg.mot.com (Kevin A. Buettner):
482 * bfd/config/delta88.mh (HDEFINES): Define this to be -DPTRACE_CORE.
483 * bfd/config/delta88.mh (HDEPFILES): Defined to be ptrace-core.o.
484 * bfd/ptrace-core.c: New file for dealing with core files with
485 start with the ptrace_user structure found on BCS compliant systems.
486 * bfd/targets.c (ptrace_core_vec): New vector.
488 Mon Nov 22 02:33:12 1993 Jeffrey A. Law (law@snake.cs.utah.edu)
490 * Minimal support for reading SOM fixup streams. Allows
491 objdump -r to do something reasonable.
492 * som.c (som_get_reloc_upper_bound): Implement.
493 (som_canonicalize_reloc): Implement.
494 (som_set_reloc_info, som_slurp_reloc_table): New functions.
496 Sun Nov 21 13:46:55 1993 Ken Raeburn (raeburn@cambridge.cygnus.com)
498 * hosts/lynx.h (FPRINTF_ALREADY_DECLARED): Define.
499 * hosts/sparclynx.h: Include lynx.h instead of duplicating it.
501 Fri Nov 19 14:34:04 1993 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
503 * coff-a29k.c (a29k_reloc): For R_IREL, don't left shift
504 signed_value before sign extending it. Don't subtract out
505 reloc_entry->address. This makes it compatible with what gas is
508 * elfcode.h (elf_fake_sections): Accept .sbss as the name for a
510 (map_program_segments): Don't leave the loop after the first
512 (assign_file_positions_except_relocs): Only force sh_offset and
513 sh_addr to match modulo maxpagesize for a section which is not
514 SHT_NOBITS. Changed the method used to force page alignment after
515 a SHT_NOBITS section to only do it for the last such consecutive
516 section, and to really force page alignment.
518 Fri Nov 19 04:02:01 1993 Ken Raeburn (raeburn@cambridge.cygnus.com)
520 * coffcode.h (coff_slurp_symbol_table): Print more verbose message
521 in the case of an unknown (or unhandled) storage class.
523 * config/i386-lynx.mt (TDEFINES): FPRINTF_ALREADY_DECLARED should
524 not be defined here, since it is a host attribute, not a target
526 * config/m68k-lynx.mt, config/sparc-lynx.mt: Ditto.
528 * coffcode.h (coff_bfd_reloc_type_lookup): Don't define if already
531 * coff-sparc.c: Define some relocations, based on ELF relocations.
532 (enum reloc_type, bfd_coff_generic_reloc, coff_sparc_howto_table,
533 struct coff_reloc_map, sparc_reloc_map,
534 coff_sparc_reloc_type_lookup): Borrowed from elf32-sparc.c and
536 (coff_bfd_reloc_type_lookup): Define to be coff_sparc_reloc_....
537 (rtype2howto): Index into coff_sparc_howto_table using
540 Thu Nov 18 11:45:39 1993 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
542 * config.bfd (mips*-*-irix5*): New target; use mipsbelf.
543 * configure.host (mips-sgi-irix5*) New host; use irix5 (no
544 hosts/irix5.h created; just use std-host.h).
545 * config/irix5.mh: New file; like irix4.mh, but don't use -G or
547 * Makefile.in: Rebuilt dependencies.
549 * ecoffswap.h: Changed type of internal pointers for swap out
550 functions to const *.
552 * elf32-mips.c (mips_elf_got16_reloc): New function. Handle GOT16
553 correctly for assembler, but linker support not implemented.
554 (elf_mips_howto_table): Use mips_elf_got16_reloc for GOT16.
555 (mips_elf_sym_is_global): New function; at least on Irix 5, all
556 non section symbols are considered global.
557 (elf_backend_sym_is_global): Define.
558 (mips_elf_final_write_processing): New function. Set the MIPS
559 architecture level correctly.
560 (elf_backend_final_write_processing): Define.
561 (mips_elf_section_from_shdr): Handle SHT_MIPS_OPTIONS.
562 (mips_elf_fake_sections): Set entsize of .mdebug or .reginfo
563 section to 1. Handle .options section.
564 (mips_elf_acom_section, mips_elf_acom_symbol,
565 mips_elf_acom_symbol_ptr): New static variables, used to build a
566 generic .acommon section to hold SHN_MIPS_ACOMMON symbols.
567 (mips_elf_symbol_processing): Handle SHN_MIPS_ACOMMON symbols by
568 putting them all in a global .acommon section.
570 * elfcode.h (bfd_section_from_shdr): Don't dump core if target
571 section has no ELF section data.
572 (elf_make_sections): Set addralign of reloc section to 4.
573 (elf_fake_sections): Likewise.
574 (map_program_segments): Don't consider section 0.
575 (assign_file_positions_except_relocs): Don't consider section 0.
576 In the main loop, skip the symtab and strtab sections, since their
577 positions are set elsewhere.
578 (swap_out_syms): Set addralign of symtab section to 4. Set
579 addralign of strtab sections to 1.
580 (assign_file_positions_for_relocs): Don't consider section 0.
581 (write_object_contents): Don't write out section 0.
583 * libelf.h (struct elf_backend_data): Added fields
584 elf_backend_sym_is_global and elf_backend_final_write_processing.
585 * elf32-target.h (elf32_bed): Added corresponding initializers.
586 * elf64-target.h (elf64_bed): Likewise.
587 * elfcode.h (sym_is_global): Take abfd argument. Call
588 elf_backend_sym_is_global if it is not NULL.
589 (elf_map_symbols): Pass abfd to sym_is_global.
590 (write_object_contents): Call elf_backend_final_write_processing
593 Wed Nov 17 18:43:28 1993 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
595 * libecoff.h: Include coff/ecoff.h.
596 (struct ecoff_backend_data): Move external debugging information
597 fields into a single field pointing to an ecoff_debug_swap
599 (ecoff_data_type): Move debugging information fields into a single
600 field pointing to an ecoff_debug_info structure.
601 * coff-alpha.c, coff-mips.c, ecoff.c: Corresponding changes.
603 Wed Nov 17 17:38:58 1993 Sean Eric Fagan (sef@cygnus.com)
605 * nlmswap.h: New file to swap fixed header. Included by NLM
607 * libnlm.h (struct reloc_and_sec): Define.
608 (struct nlm_backend_data): Add fields fixed_header_size,
609 nlm_read_import, nlm_write_import, nlm_swap_fhdr_in,
611 (nlm_fixed_header_size, nlm_read_import_func,
612 nlm_write_import_func, nlm_swap_fixed_header_in_func,
613 nlm_swap_fixed_header_out_func, nlm_write_external_func): New
615 * nlmcode.h: Use new functions.
616 * nlm32-i386.c: Provide new functions.
617 * nlm32-sparc.c: New file; SPARC NLM backend.
619 Wed Nov 17 13:56:10 1993 Stan Shebs (shebs@rtl.cygnus.com)
621 * i386lynx.c (swap_std_reloc_in, swap_ext_reloc_in): Ignore
622 garbage bits appearing in the upper end of symbolnums.
624 * config/sparc-lynx.mt (TDEFINES): Add -DFPRINTF_ALREADY_DECLARED.
626 Tue Nov 16 17:03:41 1993 Stu Grossman (grossman at cygnus.com)
628 * lynx-core.c (lynx_core_file_p): Change bfd_zalloc to bfd_alloc.
629 * m68klynx.c: Define core file macros.
630 * hosts/i386lynx.h, hosts/m68klynx.h, hosts/lynx.h: Move all
631 non-architecture specific stuff into lynx.h.
633 Tue Nov 16 15:45:54 1993 Jim Kingdon (kingdon@lioth.cygnus.com)
635 * i386linux.c: Define new macro ZMAGIC_DISK_BLOCK_SIZE to 1024, and
636 change PAGE_SIZE to 4096.
638 Mon Nov 15 11:48:08 1993 Ken Raeburn (raeburn@rtl.cygnus.com)
640 * Makefile.in (diststuff): New target.
644 Sun Nov 14 23:33:01 1993 Jeffrey A. Law (law@snake.cs.utah.edu)
646 * som.c (som_object_setup): Do not create dummy ".text", ".data",
648 (setup_sections): Do not set SEC_HAS_CONTENTS if a section's size
649 is zero. Recognize BSS type sections and turn off SEC_LOAD and
650 SEC_DATA (so binutils/size works). Set the correct value for
651 a section's _raw_size.
652 (som_slurp_symbol_table): Program entry points, and millicode are
653 also functions. Mark them as such. Also mark L$* symbols as
656 * bfd-in2.h: Rebuilt.
658 Sat Nov 13 15:27:15 1993 Jeffrey A. Law (law@snake.cs.utah.edu)
660 * som.c (som_bfd_reloc_type_lookup): Add missing prototype. Returns
661 a pointer to constant data. Delete bogus #define which made the
664 * som.c (som_prep_for_fixups): New function.
665 (som_write_fixups): New function.
666 (som_write_space_strings): New function.
667 (som_write_symbol_strings): New function.
668 (som_begin_writing): New function.
670 Fri Nov 12 15:29:36 1993 Jeffrey A. Law (law@snake.cs.utah.edu)
672 * som.c (som_write_object_contents): Do not abort. Flesh out.
673 (som_set_section_contents): Do not abort. Flesh out.
675 * som.c (som_write_headers): New function.
676 (som_prep_headers): New function.
677 (som_build_and_write_symbol_table): New function.
679 * som.c (som_sizeof_headers): Add missing prototype.
680 (som_set_arch_mach): Do not abort.
682 * som.c (som_count_spaces): New function.
683 (som_count_subspaces): New function.
684 (compare_syms): New function.
685 (som_compute_checksum): New function.
687 * som.c (hppa_som_gen_reloc_type): New function.
688 (som_bfd_reloc_type_lookup): New function.
690 * som.c (try_prev_fixup): New function.
691 (som_reloc_skip): New function.
692 (som_reloc_addend): New function.
693 (som_reloc_call): New function.
695 * som.c (som_initialize_reloc_queue): New function.
696 (som_reloc_queue_insert): Likewise.
697 (som_reloc_queue_fix): Likewise.
698 (som_reloc_queue_find): Likewise.
700 * som.c (som_hppa_howto_table): SOM howto relocation table.
701 (hppa_som_reloc): New function.
703 * som.c (struct reloc_queue): New structure to keep track of
704 the last four multibyte relocations emitted.
705 (enum pa_symbol_type): Type to fully describe the symbol types
706 associated with .import/.export assembler directives.
708 * som.c: Include libhppa.h
710 * som.c (bfd_som_set_section_attributes): New function.
711 (bfd_som_set_subsection_attributes): Likewise.
712 (bfd_som_set_symboL_type): Likewise.
713 (bfd_som_attach_unwind_info): Likewise.
714 * som.h: Declare new exported functions.
716 * som.h (struct som_symbol): Add new fields to hold additional
717 information needed to build/write symbol tables and fixup streams.
718 (struct som_section_data_struct): Add new fields to hold additional
719 information needed to build/write space and subspace headers.
720 (som_symbol_data): New accessor macro for SOM symbol information.
721 (R_HPPA_*): Basic relocation types to be used by the assembler.
723 Fri Nov 12 11:00:28 1993 Jim Kingdon (kingdon@lioth.cygnus.com)
725 * trad-core.c (trad_unix_core_file_p): If new hook
726 TRAD_CORE_ALLOW_ANY_EXTRA_SIZE defined, then skip the check for the
727 corefile being too big.
728 * hosts/i386sco.h: Define it.
730 Thu Nov 11 15:16:28 1993 Jeffrey A. Law (law@snake.cs.utah.edu)
732 * bfd.c (struct _bfd): Add hppabsd_core_data.
733 * targets.c (target_vector): Add hppabsd_core_vec.
734 * hpux-core.c (hpux_core_core_file_p): Fail if an unknown core
735 section is encountered during core section scanning.
736 * hppabsd-core.c: New file.
737 * config/hppabsd.mh: Enable HPPA BSD core files.
739 * elf32-hppa.c (hppa_elf_reloc): Remove DEFUN crud. Remove code
740 which is either commented out or ifdef'd out. Add, update and
741 clean comments. Fix various indention and spacing problems. Handle
742 problems related to using "ble" to jump to a stub rather than "bl"
743 (%r31 is trashed by "ble", but not by "bl").
744 (NEW_INSTRUCTION): Put inside curly braces.
745 (CURRENT_STUB_OFFSET): Fix indention problems.
746 (hppa_elf_build_arg_reloc_stub): Fix indention and spacing problems.
747 Add, update and clean comments. Handle "ble" %r31 lossage problems.
748 (hppa_elf_build_long_branch_stub): Likewise.
749 (hppa_look_for_stubs_in_section): Likewise.
750 (hppa_elf_stub_check): Remove obsolete function.
752 * hppa_stubs.h: Add new instructions to deal with %r31 lossage
753 problems. Delete unused instructions.
755 Tue Nov 9 11:40:27 1993 Stan Shebs (shebs@rtl.cygnus.com)
757 * m68klynx.c (TARGET_IS_BIG_ENDIAN_P): Define.
759 Tue Nov 9 11:26:05 1993 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
761 * elfcode.h (elf_object_p): Rather than looking through an array
762 of architectures, get the ELF EM_xxx code from the backend
763 information. Let the generic ELF target match any EM_xxx code not
764 matched by another ELF target. Call elf_backend_object_p to let
765 the backend do more checks and set global information.
766 * libelf.h (struct elf_backend_data): Added elf_machine_code and
767 elf_backend_object_p fields.
768 (struct bfd_elf_arch_map): Removed.
769 (bfd_elf_arch_map, bfd_elf_arch_map_size): Don't declare.
770 * elf32-target.h, elf64-target.h: Initialize elf_machine_code
771 field with ELF_MACHINE_CODE. Initialize elf_backend_object_p
772 field with elf_backend_object_p (if it is defined).
773 * elf32-gen.c, elf32-hppa.c, elf32-i386.c, elf32-i860.c,
774 elf32-m68k.c, elf32-m88k.c, elf32-mips.c, elf32-sparc.c,
775 elf64-gen.c (ELF_MACHINE_CODE): Defined.
776 * elf32-mips.c: Include ecoffswap.h to get ECOFF swapping
778 (mips_elf_object_p): Set the right machine number.
779 (mips_elf_ecoff_debug_swap): Defined.
780 (elf_backend_object_p): Defined to be mips_elf_object_p.
781 (elf_backend_ecoff_debug_swap): Defined to be
782 mips_elf_ecoff_debug_swap.
783 * elf.c (bfd_elf_arch_map, bfd_elf_arch_map_size): Removed.
785 * libbfd-in.h (target_vector, default_vector): Declare.
787 * format.c (target_vector, default_vector): Don't declare.
789 * elf32-mips.c (elf_mips_howto_table): Don't complain on overflow
790 for R_MIPS_26. Correct overflow detection requires matching the
791 upper four bits of the destination against the PC. From Ted Lemon
792 <mellon@pepper.ncd.com>.
794 * bout.c (b_out_reloc_type_lookup): Return type should point to
796 * coff-i960.c (coff_i960_reloc_type_lookup): Likewise.
797 * elf32-hppa.c (elf_hppa_reloc_type_lookup): Likewise.
798 * mipsbsd.c (MY(reloc_howto_type_lookup)): Likewise.
799 * coff-i386.c (coff_i386_reloc): Made howto const.
800 * oasys.c (oasys_write_data): Made how const.
802 * libelf.h: Added some comments.
803 (struct elf_backend_data): Added elf_backend_ecoff_debug_swap
804 field. Removed unused write_relocs field.
805 * elf32-target.h: Adjusted elf_backend_data initialization
807 * elf64-target.h: Corrected elf_backend_data initialization to
808 fill in all fields and to set elf_64_p to 1.
810 Mon Nov 8 18:13:14 1993 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
812 * elfcode.h (bfd_section_from_shdr): Remove duplicate assignment
813 to filepos in SHT_STRTAB case.
814 (assign_file_position_for_section): Set BFD section filepos as
815 well as ELF section sh_offset.
817 * reloc.c: Use const instead of CONST.
818 (bfd_perform_relocation): Make variable howto a const pointer.
819 * bfd-in2.h, libbfd.h: Rebuilt.
821 Mon Nov 8 12:19:15 1993 Jim Kingdon (kingdon@lioth.cygnus.com)
823 * Makefile.in (realclean): Don't remove generated headers. Reverts
824 change of 2 Jul 1993.
826 Mon Nov 8 06:08:31 1993 D. V. Henkel-Wallace (gumby@cirdan.cygnus.com)
828 * configure.bfd: make unixware equivalent to sysv4.
830 * config/i386-nlm.mt: bring in elf config; make it the default.
832 Sun Nov 7 20:21:38 1993 Jeffrey A. Law (law@snake.cs.utah.edu)
834 * libbfd.c (bfd_put_8): Add parens around reference to "val"
837 Fri Nov 5 21:45:09 1993 David J. Mackenzie (djm@thepub.cygnus.com)
839 * hosts/i386mach3.h (HOST_SEGMENT_SIZE),
840 i386mach3.c (SEGMENT_SIZE, TEXT_START_ADDR): Correct values (?).
842 Fri Nov 5 15:17:57 1993 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
844 * coffcode.h (coff_write_object_contents): Zero out internal_a.
846 Fri Nov 5 10:41:07 1993 David J. Mackenzie (djm@thepub.cygnus.com)
848 * aoutx.h, archive.c, archures.c, bfd.c, cache.c, coffcode.h,
849 core.c, ctor.c, format.c, init.c, libbfd.c, opncls.c, reloc.c,
850 section.c, syms.c, targets.c:
851 Doc cleanup (spelling, punctuation, grammar, formatting).
852 * bfd-in2.h, libbfd.h: Rebuild.
854 Thu Nov 4 14:46:14 1993 John Gilmore (gnu@rtl.cygnus.com)
856 * bfd-in.h (bfd_get_cacheable, bfd_set_cacheable): New accessors.
857 * bfd.c, opncls.c: Improve comments on file descriptor cacheing.
859 Thu Nov 4 08:54:30 1993 Jeffrey A. Law (law@snake.cs.utah.edu)
861 * From Pete Hoogenboom (hoogen@cs.utah.edu)
862 * elf32-hppa.c (hppa_elf_get_section_contents): Fix logic error
863 in last change. Always rebuild symbol extension section the first
864 time though if output sections exist (fixes ld -r problems).
866 Thu Nov 04 08:08:46 1993 Jeffrey Wheat (cassidy@cygnus.com)
868 * Makefile.in: Add .PHONY for check and installcheck rules.
870 Tue Nov 2 14:42:27 1993 Bill Cox (bill@tarkas.cygnus.com)
872 * libbfd-in.h (artdata): Use long, not time_t for portability, at
873 least to HPUX. File below is a derived file.
875 Tue Nov 2 14:42:27 1993 Bill Cox (bill@tarkas.cygnus.com)
877 * libbfd.h (artdata): Use long, not time_t for portability, at
880 Tue Nov 2 09:32:25 1993 Jim Kingdon (kingdon@lioth.cygnus.com)
882 * config.bfd: Use bigmips for mips*-*-bsd*.
884 Mon Nov 1 14:30:09 1993 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
886 * elfcode.h (elf_slurp_reloca_table, elf_slurp_reloc_table):
887 Handle symbol number of zero.
889 * reloc.c (enum bfd_reloc_code_real): Added
890 BFD_RELOC_MIPS_LITERAL, BFD_RELOC_MIPS_GOT16,
891 BFD_RELOC_MIPS_CALL16, BFD_RELOC_MIPS_GPREL32.
892 * bfd-in2.h: Rebuilt.
893 * coff-mips.c (mips_bfd_reloc_type_lookup): Handle
894 BFD_RELOC_MIPS_LITERAL.
895 * elf32-mips.c (mips_reloc_map): Handle new relocs.
896 (mips_elf_hi16_reloc, mips_elf_lo16_reloc): Rearrange _gp_disp
899 * aout-target.h (MY_bfd_debug_info_start, MY_bfd_debug_info_end,
900 MY_bfd_debug_info_accumulat [sic]): Remove unused definitions.
901 (MY_bfd_get_relocated_section_contents, MY_bfd_relax_section,
902 MY_bfd_seclet_link): Define.
903 (MY_bfd_reloc_type_lookup): Rename from
904 MY_reloc_howto_type_lookup.
905 (MY_bfd_make_debug_symbol): Rename from MY_make_debug_symbol.
906 (MY(vec)): Use JUMP_TABLE rather than listing functions.
907 * hp300hpux.c (MY_get_symtab, MY_get_symtab_upper_bound,
908 MY_canonicalize_reloc, MY_write_object_contents): Don't define in
909 terms of MY, because that causes a recusive invocation of CAT when
910 expanded within JUMP_TABLE, and ANSI compilers don't expand
912 * mipsbsd.c (MY_bfd_reloc_type_lookup): Rename from
913 MY_reloc_howto_type_lookup, and don't define in terms of MY.
914 (MY_canonicalize_reloc): Don't define in terms of MY.
915 (aout_mips_little_vec, aout_mips_big_vec): Use JUMP_TABLE rather
916 than listing functions.
918 Mon Nov 1 09:12:25 1993 Jim Kingdon (kingdon@lioth.cygnus.com)
920 * config.bfd: Use m68k-elf for m68*-*-sysv4*.
929 version-control: never