libctf/ChangeLog

   1 2021-11-08  Nick Alcock  <nick.alcock@oracle.com>
   2
   3         * doc/ctf-spec.texi: New file.
   4         * configure.ac (MAKEINFO): Add.
   5         (BUILD_INFO): Likewise.
   6         (AC_CONFIG_FILES) [doc/Makefile]: Add.
   7         * Makefile.am [BUILD_INFO] (SUBDIRS): Add doc/.
   8         * doc/Makefile.am: New file.
   9         * doc/Makefile.in: Likewise.
  10         * configure: Regenerated.
  11         * Makefile.in: Likewise.
  12
  13 2021-10-25  Nick Alcock  <nick.alcock@oracle.com>
  14
  15         * ctf-types.c (ctf_type_rvisit): Handle nonrepresentable types.
  16
  17 2021-10-25  Nick Alcock  <nick.alcock@oracle.com>
  18
  19         * ctf-dump.c (ctf_dump_type): Do not abort on error.
  20
  21 2021-09-27  Nick Alcock  <nick.alcock@oracle.com>
  22
  23         * ctf-lookup.c (ctf_lookup_by_name_internal): Fix pptrtab bounds.
  24         * testsuite/libctf-writable/pptrtab-writable-page-deep-lookup.*:
  25         New test.
  26
  27 2021-09-27  Nick Alcock  <nick.alcock@oracle.com>
  28
  29         * testsuite/libctf-lookup/enum-symbol.c: Remove unused label.
  30         * testsuite/libctf-lookup/conflicting-type-syms.c: Remove unused
  31         variables.
  32         * testsuite/libctf-regression/pptrtab.c: Likewise.
  33         * testsuite/libctf-regression/type-add-unnamed-struct.c: Likewise.
  34         * testsuite/libctf-writable/pptrtab.c: Likewise.
  35         * testsuite/libctf-writable/reserialize-strtab-corruption.c:
  36         Likewise.
  37         * testsuite/libctf-regression/nonstatic-var-section-ld-r.c: Fix
  38         format string.
  39         * testsuite/libctf-regression/nonstatic-var-section-ld.c:
  40         Likewise.
  41         * testsuite/libctf-regression/nonstatic-var-section-ld.lk: Adjust.
  42         * testsuite/libctf-writable/symtypetab-nonlinker-writeout.c: Fix
  43         initializer.
  44
  45 2021-09-27  Nick Alcock  <nick.alcock@oracle.com>
  46
  47         * ctf-open.c (ctf_bufopen_internal): Don't complain about corrupt
  48         function index symtypetab sections if this is an old-format
  49         function symtypetab section (which should be ignored in any case).
  50         Fix bad grammar.
  51
  52 2021-09-27  Nick Alcock  <nick.alcock@oracle.com>
  53
  54         * configure: Regenerate.
  55         * Makefile.in: Regenerate.
  56
  57 2021-09-27  Nick Alcock  <nick.alcock@oracle.com>
  58
  59         PR libctf/27967
  60         * configure.ac (VERSION_FLAGS): Replace with...
  61         (ac_cv_libctf_version_script): ... this multiple test.
  62         (VERSION_FLAGS_NOBFD): Substitute this too.
  63         * Makefile.am (libctf_nobfd_la_LDFLAGS): Use it.  Split out...
  64         (libctf_ldflags_nover): ... non-versioning flags here.
  65         (libctf_la_LDFLAGS): Use it.
  66         * libctf.ver: Give every symbol not in libctf-nobfd a comment on
  67         the same line noting as much.
  68
  69 2021-09-27  Nick Alcock  <nick.alcock@oracle.com>
  70
  71         PR libctf/27360
  72         * Makefile.am (libctf_la_LIBADD): Link against libiberty
  73         before pulling in libbfd.la or pulling in libctf-nobfd.la.
  74         * Makefile.in: Regenerate.
  75
  76 2021-07-03  Nick Clifton  <nickc@redhat.com>
  77
  78         * 2.37 release branch created.
  79
  80 2021-05-09  Alan Modra  <amodra@gmail.com>
  81
  82         * ctf-impl.h (ctf_dynset_eq_string): Don't declare.
  83         * ctf-hash.c (ctf_dynset_eq_string): Delete function.
  84         * ctf-dedup.c (make_set_element): Use htab_eq_string.
  85         (ctf_dedup_atoms_init, ADD_CITER, ctf_dedup_init): Likewise.
  86         (ctf_dedup_conflictify_unshared): Likewise.
  87         (ctf_dedup_walk_output_mapping): Likewise.
  88
  89 2021-05-06  Nick Alcock  <nick.alcock@oracle.com>
  90
  91         * testsuite/lib/ctf-lib.exp: Use -gctf, not -gt.
  92         * testsuite/libctf-regression/nonstatic-var-section-ld-r.lk:
  93         Hidden symbols now get into the symtypetab anyway.
  94
  95 2021-05-06  Nick Alcock  <nick.alcock@oracle.com>
  96
  97         * ctf-open.c (init_types): Unknown types may have names.
  98         * ctf-types.c (ctf_type_resolve): CTF_K_UNKNOWN is as
  99         non-representable as type ID 0.
 100         (ctf_type_aname): Print unknown types.
 101         * ctf-dedup.c (ctf_dedup_hash_type): Do not early-exit for
 102         CTF_K_UNKNOWN types: they have real hash values now.
 103         (ctf_dedup_rwalk_one_output_mapping): Treat CTF_K_UNKNOWN types
 104         like other types with no referents: call the callback and do not
 105         skip them.
 106         (ctf_dedup_emit_type): Emit via...
 107         * ctf-create.c (ctf_add_unknown): ... this new function.
 108         * libctf.ver (LIBCTF_1.2): Add it.
 109
 110 2021-03-25  Nick Alcock  <nick.alcock@oracle.com>
 111
 112         * configure.ac: Check for dlsym, not dlopen.
 113         * configure: Regenerate.
 114
 115 2021-03-25  Nick Alcock  <nick.alcock@oracle.com>
 116
 117         * testsuite/libctf-writable/symtypetab-nonlinker-writeout.c: Don't
 118         leak buf.
 119
 120 2021-03-25  Nick Alcock  <nick.alcock@oracle.com>
 121
 122         PR libctf/27628
 123         * ctf-lookup.c (isqualifier): Don't dereference out-of-bounds
 124         qhash values.
 125
 126 2021-03-25  Nick Alcock  <nick.alcock@oracle.com>
 127
 128         * ctf-open-bfd.c (ctf_bfdopen_ctfsect): Initialize debugging.
 129
 130 2021-03-25  Nick Alcock  <nick.alcock@oracle.com>
 131
 132         PR libctf/27628
 133         * ctf-serialize.c (ctf_emit_type_sect): Allow for a NULL vlen in
 134         CTF_K_FUNCTION types.
 135
 136 2021-03-25  Nick Alcock  <nick.alcock@oracle.com>
 137
 138         * ctf-dump.c (ctf_dump_format_type): Don't emit size or alignment
 139         on error.
 140
 141 2021-03-21  Alan Modra  <amodra@gmail.com>
 142
 143         * ctf-impl.h: Include string.h.
 144
 145 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 146
 147         * ctf-types.c (ctf_type_encoding): Support, after a fashion, for enums.
 148         * ctf-dump.c (ctf_dump_format_type): Do not report enums' degenerate
 149         encoding.
 150
 151 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 152
 153         * ctf-dedup.c (ctf_dedup_rhash_type): Report errors on the input
 154         dict properly.
 155         * ctf-open.c (ctf_bufopen_internal): Report errors initializing
 156         the atoms table.
 157
 158 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 159
 160         * ctf-impl.h (ctf_next_t) <ctn_tp>: New.
 161         <u.ctn_mp>: Remove.
 162         <u.ctn_lmp>: Remove.
 163         <u.ctn_vlen>: New.
 164         * ctf-types.c (ctf_struct_member): New.
 165         (ctf_member_next): Use it, dropping separate large/small code paths.
 166         (ctf_type_align): Likewise.
 167         (ctf_member_info): Likewise.
 168         (ctf_type_rvisit): Likewise.
 169
 170 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 171
 172         * ctf-impl.h (ctf_dtdef_t) <dtu_members>: Remove.
 173         <dtd_u>: Likewise.
 174         (ctf_dmdef_t): Remove.
 175         (struct ctf_next) <u.ctn_dmd>: Remove.
 176         * ctf-create.c (INITIAL_VLEN): New, more-or-less arbitrary initial
 177         vlen size.
 178         (ctf_add_enum): Use it.
 179         (ctf_dtd_delete): Do not free the (removed) dmd; remove string
 180         refs from the vlen on struct deletion.
 181         (ctf_add_struct_sized): Populate the vlen: do it by hand if
 182         promoting forwards.  Always populate the full-size
 183         lsizehi/lsizelo members.
 184         (ctf_add_union_sized): Likewise.
 185         (ctf_add_member_offset): Set up the vlen rather than the dmd.
 186         Expand it as needed, repointing string refs via
 187         ctf_str_move_pending. Add the member names as pending strings.
 188         Always populate the full-size lsizehi/lsizelo members.
 189         (membadd): Remove, folding back into...
 190         (ctf_add_type_internal): ... here, adding via an ordinary
 191         ctf_add_struct_sized and _next iteration rather than doing
 192         everything by hand.
 193         * ctf-serialize.c (ctf_copy_smembers): Remove this...
 194         (ctf_copy_lmembers): ... and this...
 195         (ctf_emit_type_sect): ... folding into here. Figure out if a
 196         ctf_stype_t is needed here, not in ctf_add_*_sized.
 197         (ctf_type_sect_size): Figure out the ctf_stype_t stuff the same
 198         way here.
 199         * ctf-types.c (ctf_member_next): Remove the dmd path and always
 200         use the vlen.  Force large-structure usage for dynamic types.
 201         (ctf_type_align): Likewise.
 202         (ctf_member_info): Likewise.
 203         (ctf_type_rvisit): Likewise.
 204         * testsuite/libctf-regression/type-add-unnamed-struct-ctf.c: Add a
 205         self-referential type to this test.
 206         * testsuite/libctf-regression/type-add-unnamed-struct.c: Adjusted
 207         accordingly.
 208         * testsuite/libctf-regression/type-add-unnamed-struct.lk: Likewise.
 209
 210 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 211
 212         * ctf-impl.h (ctf_dtdef_t) <dtd_vlen_alloc>: New.
 213         (ctf_str_move_pending): Declare.
 214         * ctf-string.c (ctf_str_add_ref_internal): Fix error return.
 215         (ctf_str_move_pending): New.
 216         * ctf-create.c (ctf_grow_vlen): New.
 217         (ctf_dtd_delete): Zero out the vlen_alloc after free.  Free the
 218         vlen later: iterate over it and free enum name refs first.
 219         (ctf_add_generic): Populate dtd_vlen_alloc from vlen.
 220         (ctf_add_enum): populate the vlen; do it by hand if promoting
 221         forwards.
 222         (ctf_add_enumerator): Set up the vlen rather than the dmd.  Expand
 223         it as needed, repointing string refs via ctf_str_move_pending. Add
 224         the enumerand names as pending strings.
 225         * ctf-serialize.c (ctf_copy_emembers): Remove.
 226         (ctf_emit_type_sect): Copy the vlen into place and ref the
 227         strings.
 228         * ctf-types.c (ctf_enum_next): The dynamic portion now uses
 229         the same code as the non-dynamic.
 230         (ctf_enum_name): Likewise.
 231         (ctf_enum_value): Likewise.
 232         * testsuite/libctf-lookup/enum-many-ctf.c: New test.
 233         * testsuite/libctf-lookup/enum-many.lk: New test.
 234
 235 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 236
 237         * ctf-hash.c (ctf_dynset_elements): New.
 238         * ctf-impl.h (ctf_dynset_elements): Declare it.
 239         (ctf_str_add_pending): Likewise.
 240         (ctf_dict_t) <ctf_str_pending_ref>: New, set of refs that must be
 241         added during serialization.
 242         * ctf-string.c (ctf_str_create_atoms): Initialize it.
 243         (CTF_STR_ADD_REF): New flag.
 244         (CTF_STR_MAKE_PROVISIONAL): Likewise.
 245         (CTF_STR_PENDING_REF): Likewise.
 246         (ctf_str_add_ref_internal): Take a flags word rather than int
 247         params.  Populate, and clear out, ctf_str_pending_ref.
 248         (ctf_str_add): Adjust accordingly.
 249         (ctf_str_add_external): Likewise.
 250         (ctf_str_add_pending): New.
 251         (ctf_str_remove_ref): Also remove the potential ref if it is a
 252         pending ref.
 253         * ctf-serialize.c (ctf_serialize): Prohibit addition of strings
 254         with ctf_str_add_ref before serialization.  Ensure that the
 255         ctf_str_pending_ref set is empty before strtab finalization.
 256         (ctf_emit_type_sect): Add a ref to the ctt_name.
 257         * ctf-create.c (ctf_add_generic): Add the ctt_name as a pending
 258         ref.
 259         * testsuite/libctf-writable/reserialize-strtab-corruption.*: New test.
 260
 261 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 262
 263         * ctf-serialize.c (ctf_serialize): Preserve ctf_typemax across
 264         serialization.
 265
 266 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 267
 268         * ctf-impl.h (ctf_dtdef_t) <dtd_u.dtu_argv>: Remove.
 269         * ctf-create.c (ctf_dtd_delete): No longer free it.
 270         (ctf_add_function): Use the dtd_vlen, not dtu_argv.  Properly align.
 271         * ctf-serialize.c (ctf_emit_type_sect): Just copy the dtd_vlen.
 272         * ctf-types.c (ctf_func_type_info): Just use the vlen.
 273         (ctf_func_type_args): Likewise.
 274
 275 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 276
 277         * ctf-impl.h (ctf_dtdef_t) <dtd_u.dtu_arr>: Remove.
 278         * ctf-create.c (ctf_add_array): Use the dtd_vlen, not dtu_arr.
 279         (ctf_set_array): Likewise.
 280         * ctf-serialize.c (ctf_emit_type_sect): Just copy the dtd_vlen.
 281         * ctf-types.c (ctf_array_info): Just use the vlen.
 282
 283 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 284
 285         * ctf-impl.h (ctf_dtdef_t) <dtd_u.dtu_enc>: Remove.
 286         <dtd_u.dtu_slice>: Likewise.
 287         <dtd_vlen>: New.
 288         * ctf-create.c (ctf_add_generic): Perhaps allocate it.  All
 289         callers adjusted.
 290         (ctf_dtd_delete): Free it.
 291         (ctf_add_slice): Use the dtd_vlen, not dtu_enc.
 292         (ctf_add_encoded): Likewise.  Assert that this must be an int or
 293         float.
 294         * ctf-serialize.c (ctf_emit_type_sect): Just copy the dtd_vlen.
 295         * ctf-dedup.c (ctf_dedup_rhash_type): Use the dtd_vlen, not
 296         dtu_slice.
 297         * ctf-types.c (ctf_type_reference): Likewise.
 298         (ctf_type_encoding): Remove most dynamic-type-specific code: just
 299         get the vlen from the right place.  Report failure to look up the
 300         underlying type's encoding.
 301
 302 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 303
 304         * ctf-archive.c (ctf_archive_next): GNU style fix for do {} while.
 305         * ctf-dedup.c (ctf_dedup_rhash_type): Likewise.
 306         (ctf_dedup_rwalk_one_output_mapping): Likewise.
 307         * ctf-dump.c (ctf_dump_format_type): Likewise.
 308         * ctf-lookup.c (ctf_symbol_next): Likewise.
 309         * swap.h (swap_thing): Likewise.
 310
 311 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 312
 313         * ctf-serialize.c: General reshuffling, and...
 314         (emit_symtypetab_state_t): New, migrated from
 315         local variables in ctf_serialize.
 316         (ctf_serialize): Split out most section sizing and
 317         emission.
 318         (ctf_symtypetab_sect_sizes): New (split out).
 319         (ctf_emit_symtypetab_sects): Likewise.
 320         (ctf_type_sect_size): Likewise.
 321         (ctf_emit_type_sect): Likewise.
 322
 323 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 324
 325         * ctf-impl.h (ctf_dict_t): Fix comment.
 326
 327 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 328
 329         * ctf-create.c (symtypetab_delete_nonstatic_vars): Move
 330         into ctf-serialize.c.
 331         (ctf_symtab_skippable): Likewise.
 332         (CTF_SYMTYPETAB_EMIT_FUNCTION): Likewise.
 333         (CTF_SYMTYPETAB_EMIT_PAD): Likewise.
 334         (CTF_SYMTYPETAB_FORCE_INDEXED): Likewise.
 335         (symtypetab_density): Likewise.
 336         (emit_symtypetab): Likewise.
 337         (emit_symtypetab_index): Likewise.
 338         (ctf_copy_smembers): Likewise.
 339         (ctf_copy_lmembers): Likewise.
 340         (ctf_copy_emembers): Likewise.
 341         (ctf_sort_var): Likewise.
 342         (ctf_serialize): Likewise.
 343         (ctf_gzwrite): Likewise.
 344         (ctf_compress_write): Likewise.
 345         (ctf_write_mem): Likewise.
 346         (ctf_write): Likewise.
 347         * ctf-serialize.c: New file.
 348         * Makefile.am (libctf_nobfd_la_SOURCES): Add it.
 349         * Makefile.in: Regenerate.
 350
 351 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 352
 353         * ctf-link.c (ctf_link_lazy_open): Move up in the file, to near
 354         ctf_link_add_ctf.
 355         * ctf-lookup.c (ctf_lookup_symbol_idx): Repair tabdamage.
 356         (ctf_lookup_by_sym_or_name): Likewise.
 357         * testsuite/libctf-lookup/struct-iteration.c: Likewise.
 358         * testsuite/libctf-regression/type-add-unnamed-struct.c: Likewise.
 359
 360 2021-03-02  Nick Alcock  <nick.alcock@oracle.com>
 361
 362         * ctf-create.c (symtypetab_density): Report the symbol name as
 363         well as index in the name != object error; note the likely
 364         consequences.
 365         * ctf-link.c (ctf_link_shuffle_syms): Report the symbol index
 366         as well as name.
 367
 368 2021-03-02  Nick Alcock  <nick.alcock@oracle.com>
 369
 370         * ctf-link.c (ctf_link_shuffle_syms): Free ctf_dynsyms properly.
 371
 372 2021-03-02  Nick Alcock  <nick.alcock@oracle.com>
 373
 374         * ctf-dump.c (ctf_dump_format_type): Fix signed/unsigned confusion.
 375
 376 2021-03-02  Nick Alcock  <nick.alcock@oracle.com>
 377
 378         * ctf-dedup.c (ctf_dedup): Pass on errors from ctf_dedup_hash_type.
 379         Call ctf_dedup_fini properly on other errors.
 380         (ctf_dedup_emit_type): Set the errno on dynhash insertion failure.
 381         * ctf-link.c (ctf_link_deduplicating_per_cu): Close outputs beyond
 382         output 0 when asserting because >1 output is found.
 383         (ctf_link_deduplicating): Likewise, when asserting because the
 384         shared output is not the same as the passed-in fp.
 385
 386 2021-03-02  Nick Alcock  <nick.alcock@oracle.com>
 387
 388         * ctf-impl.h (ctf_dict_t) <ctf_link_type_mapping>: No longer used
 389         by the nondeduplicating linker.
 390         (ctf_add_type_mapping): Removed, now static.
 391         (ctf_type_mapping): Likewise.
 392         (ctf_dedup_type_mapping): New.
 393         (ctf_dedup_t) <cd_input_nums>: New.
 394         * ctf-dedup.c (ctf_dedup_init): Populate it.
 395         (ctf_dedup_fini): Free it again.  Emphasise that this has to be
 396         the last thing called.
 397         (ctf_dedup): Populate it.
 398         (ctf_dedup_populate_type_mapping): Removed.
 399         (ctf_dedup_populate_type_mappings): Likewise.
 400         (ctf_dedup_emit): No longer call it.  No longer call
 401         ctf_dedup_fini either.
 402         (ctf_dedup_type_mapping): New.
 403         * ctf-link.c (ctf_unnamed_cuname): New.
 404         (ctf_create_per_cu): Arguments must be non-null now.
 405         (ctf_in_member_cb_arg): Removed.
 406         (ctf_link): No longer populate it.  No longer discard the
 407         mapping table.
 408         (ctf_link_deduplicating_one_symtypetab): Use
 409         ctf_dedup_type_mapping, not ctf_type_mapping.  Use
 410         ctf_unnamed_cuname.
 411         (ctf_link_one_variable): Likewise.  Pass in args individually: no
 412         longer a ctf_variable_iter callback.
 413         (empty_link_type_mapping): Removed.
 414         (ctf_link_deduplicating_variables): Use ctf_variable_next, not
 415         ctf_variable_iter.  No longer pack arguments to
 416         ctf_link_one_variable into a struct.
 417         (ctf_link_deduplicating_per_cu): Call ctf_dedup_fini once
 418         all link phases are done.
 419         (ctf_link_deduplicating): Likewise.
 420         (ctf_link_intern_extern_string): Improve comment.
 421         (ctf_add_type_mapping): Migrate...
 422         (ctf_type_mapping): ... these functions...
 423         * ctf-create.c (ctf_add_type_mapping): ... here...
 424         (ctf_type_mapping): ... and make static, for the sole use of
 425         ctf_add_type.
 426
 427 2021-03-02  Nick Alcock  <nick.alcock@oracle.com>
 428
 429         * ctf-link.c (ctf_link_one_variable): Remove reference to
 430         "unconflicted link mode".
 431
 432 2021-03-02  Nick Alcock  <nick.alcock@oracle.com>
 433
 434         * ctf-link.c (ctf_create_per_cu): Drop FILENAME now that it is
 435         always identical to CUNAME.
 436         (ctf_link_deduplicating_one_symtypetab): Adjust.
 437         (ctf_link_one_type): Remove.
 438         (ctf_link_one_input_archive_member): Likewise.
 439         (ctf_link_close_one_input_archive): Likewise.
 440         (ctf_link_one_input_archive): Likewise.
 441         (ctf_link): No longer call it.  Drop CTF_LINK_NONDEDUP path.
 442         Improve header comment a bit (dicts, not files).  Adjust
 443         ctf_create_per_cu call.
 444         (ctf_link_deduplicating_variables): Simplify.
 445         (ctf_link_in_member_cb_arg_t) <cu_name>: Remove.
 446         <in_input_cu_file>: Likewise.
 447         <in_fp_parent>: Likewise.
 448         <done_parent>: Likewise.
 449         (ctf_link_one_variable): Turn uses of in_file_name to in_cuname.
 450
 451 2021-03-02  Nick Alcock  <nick.alcock@oracle.com>
 452
 453         * ctf-types.c (ctf_member_iter): Move 'rc' to an inner scope.
 454         (ctf_enum_iter): Reimplement in terms of ctf_enum_next.
 455         (ctf_type_iter): Reimplement in terms of ctf_type_next.
 456         (ctf_type_iter_all): Likewise.
 457         (ctf_variable_iter): Reimplement in terms of ctf_variable_next.
 458         * ctf-archive.c (ctf_archive_iter_internal): Remove.
 459         (ctf_archive_iter): Reimplement in terms of ctf_archive_next.
 460
 461 2021-03-02  Nick Alcock  <nick.alcock@oracle.com>
 462
 463         * ctf-archive.c (ctf_archive_next): Set the name of parents in
 464         single-member archives.
 465
 466 2021-02-26  Alan Modra  <amodra@gmail.com>
 467
 468         * Makefile.in: Regenerate.
 469
 470 2021-02-21  Alan Modra  <amodra@gmail.com>
 471
 472         * configure.ac: Invoke AC_CANONICAL_TARGET, AC_CANONICAL_HOST
 473         and AC_CANONICAL_BUILD.
 474         * configure: Regenerate.
 475         * Makefile.in: Regenerate.
 476
 477 2021-02-20  Nick Alcock  <nick.alcock@oracle.com>
 478
 479         * ctf-impl.h (ctf_dict_t) <ctf_symhash>: New.
 480         <ctf_symhash_latest>: Likewise.
 481         (struct ctf_archive_internal) <ctfi_crossdict_cache>: New.
 482         <ctfi_symnamedicts>: New.
 483         <ctfi_syms>: Remove.
 484         (ctf_lookup_symbol_name): Remove.
 485         * ctf-lookup.c (ctf_lookup_symbol_name): Propagate errors from
 486         parent properly.  Make static.
 487         (ctf_lookup_symbol_idx): New, linear search for the symbol name,
 488         cached in the crossdict cache's ctf_symhash (if available), or
 489         this dict's (otherwise).
 490         (ctf_try_lookup_indexed): Allow the symname to be passed in.
 491         (ctf_lookup_by_symbol): Turn into a wrapper around...
 492         (ctf_lookup_by_sym_or_name): ... this, supporting name lookup too,
 493         using ctf_lookup_symbol_idx in non-writable dicts.  Special-case
 494         name lookup in dynamic dicts without reported symbols, which have
 495         no symtab or dynsymidx but where name lookup should still work.
 496         (ctf_lookup_by_symbol_name): New, another wrapper.
 497         * ctf-archive.c (enosym): Note that this is present in
 498         ctfi_symnamedicts too.
 499         (ctf_arc_close): Adjust for removal of ctfi_syms.  Free the
 500         ctfi_symnamedicts.
 501         (ctf_arc_flush_caches): Likewise.
 502         (ctf_dict_open_cached): Memoize the first cached dict in the
 503         crossdict cache.
 504         (ctf_arc_lookup_symbol): Turn into a wrapper around...
 505         (ctf_arc_lookup_sym_or_name): ... this.  No longer cache
 506         ctf_id_t lookups: just call ctf_lookup_by_symbol as needed (but
 507         still cache the dicts those lookups succeed in).  Add
 508         lookup-by-name support, with dicts of successful lookups cached in
 509         ctfi_symnamedicts.  Refactor the caching code a bit.
 510         (ctf_arc_lookup_symbol_name): New, another wrapper.
 511         * ctf-open.c (ctf_dict_close): Free the ctf_symhash.
 512         * libctf.ver (LIBCTF_1.2): New version.  Add
 513         ctf_lookup_by_symbol_name, ctf_arc_lookup_symbol_name.
 514         * testsuite/libctf-lookup/enum-symbol.c (main): Use
 515         ctf_arc_lookup_symbol rather than looking up the name ourselves.
 516         Fish it out repeatedly, to make sure that symbol caching isn't
 517         broken.
 518         (symidx_64): Remove.
 519         (symidx_32): Remove.
 520         * testsuite/libctf-lookup/enum-symbol-obj.lk: Test symbol lookup
 521         in an unlinked object file (indexed symtypetab sections only).
 522         * testsuite/libctf-writable/symtypetab-nonlinker-writeout.c
 523         (try_maybe_reporting): Check symbol types via
 524         ctf_lookup_by_symbol_name as well as ctf_symbol_next.
 525         * testsuite/libctf-lookup/conflicting-type-syms.*: New test of
 526         lookups in a multi-dict archive.
 527
 528 2021-02-20  Alan Modra  <amodra@gmail.com>
 529
 530         * testsuite/config/default.exp (ld_L_opt): Define.
 531         * testsuite/lib/ctf-lib.exp (load_common_lib): Delete.  Instead load
 532         ld-lib.exp.
 533         (run_host_cmd, run_host_cmd_yesno, check_compiler_available): Delete.
 534         (compile_one_cc, check_ctf_available): Delete.
 535
 536 2021-02-03  Nick Alcock  <nick.alcock@oracle.com>
 537
 538         * configure.ac (ac_cv_libctf_bfd_elf): Include string.h.
 539         * configure: Regenerated.
 540
 541 2021-02-03  Nick Alcock  <nick.alcock@oracle.com>
 542
 543         * configure.ac (EXPECT): Check for, in order to define...
 544         (TCL_TRY): ... this, if Tcl supports try/catch.
 545         * Makefile.am (TCL_TRY): Run the testsuite only if set.
 546         * configure: Regenerated.
 547         * Makefile.in: Likewise.
 548
 549 2021-02-02  Nick Alcock  <nick.alcock@oracle.com>
 550
 551         * configure.ac (CTF_LIBADD): Remove explicit -lintl population in
 552         favour of LIBINTL.
 553         * Makefile.am (libctf_nobfd_la_LIBADD): No longer explicitly
 554         include $(LIBINTL).
 555         (check-DEJAGNU): Pass down to tests as well.
 556         * configure: Regenerated.
 557         * Makefile.in: Likewise.
 558
 559 2021-01-27  Nick Alcock  <nick.alcock@oracle.com>
 560
 561         * ctf-string.c (ctf_str_add): Treat adding a NULL as adding "".
 562         (ctf_str_add_ref): Likewise.
 563         (ctf_str_add_external): Likewise.
 564         * ctf-types.c (ctf_type_name_raw): Always return "" for offset 0.
 565         * ctf-dedup.c (ctf_dedup_multiple_input_dicts): Don't armour
 566         against NULL name.
 567         (ctf_dedup_maybe_synthesize_forward): Likewise.
 568
 569 2021-01-27  Nick Alcock  <nick.alcock@oracle.com>
 570
 571         * ctf-create.c (ctf_serialize): Fix shadowing.
 572
 573 2021-01-27  Nick Alcock  <nick.alcock@oracle.com>
 574
 575         * ctf-create.c (ctf_add_encoded): Add check for non-empty name.
 576         (ctf_add_forward): Likewise.
 577         (ctf_add_typedef): Likewise.
 578
 579 2021-01-27  Nick Alcock  <nick.alcock@oracle.com>
 580
 581         * ctf-open.c (init_types): Rip out code to check anonymous typedef
 582         nodes.
 583         * ctf-create.c (ctf_add_reftype): Likewise.
 584         * ctf-lookup.c (refresh_pptrtab): Likewise.
 585
 586 2021-01-27  Nick Alcock  <nick.alcock@oracle.com>
 587
 588         * ctf-impl.c (_libctf_nonnull_): Add parameters.
 589         (LCTF_LINKING): New flag.
 590         (ctf_dict_t) <ctf_link_flags>: Mention it.
 591         * ctf-link.c (ctf_link): Keep LCTF_LINKING set across call.
 592         (ctf_write): Likewise, including in child dictionaries.
 593         (ctf_link_shuffle_syms): Make sure ctf_dynsyms is NULL if there
 594         are no reported symbols.
 595         * ctf-create.c (symtypetab_delete_nonstatic_vars): Make sure
 596         the variable has been reported as a symbol by the linker.
 597         (symtypetab_skippable): Mention relationship between SYMFP and the
 598         flags.
 599         (symtypetab_density): Adjust nonnullity.  Exit early if no symbols
 600         were reported and force-indexing is off (i.e., we are doing a
 601         final link).
 602         (ctf_serialize): Handle the !LCTF_LINKING case by writing out an
 603         indexed, sorted symtypetab (and allow SYMFP to be NULL in this
 604         case).  Turn sorting off if this is a non-final link.  Only delete
 605         nonstatic vars if we are filtering symbols and the linker has
 606         reported some.
 607         * testsuite/libctf-regression/nonstatic-var-section-ld-r*:
 608         New test of variable and symtypetab section population when
 609         ld -r is used.
 610         * testsuite/libctf-regression/nonstatic-var-section-ld-executable.lk:
 611         Likewise, when ld of an executable is used.
 612         * testsuite/libctf-regression/nonstatic-var-section-ld.lk:
 613         Likewise, when ld -shared alone is used.
 614         * testsuite/libctf-regression/nonstatic-var-section-ld*.c:
 615         Lookup programs for the above.
 616         * testsuite/libctf-writable/symtypetab-nonlinker-writeout.*: New
 617         test, testing survival of symbols across ctf_write paths.
 618         * testsuite/lib/ctf-lib.exp (run_lookup_test): New option,
 619         nonshared, suppressing linking of the SOURCE with -shared.
 620
 621 2021-01-19  Nick Alcock  <nick.alcock@oracle.com>
 622
 623         * ctf-create.c (membadd): Transform ""-named members into
 624         NULL-named ones.
 625         * testsuite/libctf-regression/type-add-unnamed-struct*: New test.
 626
 627 2021-01-19  Nick Alcock  <nick.alcock@oracle.com>
 628
 629         * ctf-lookup.c (ctf_lookup_by_name_internal): Do not return the
 630         base type if looking up a nonexistent pointer type.
 631         * testsuite/libctf-regression/pptrtab*: Test it.
 632
 633 2021-01-13  Alan Modra  <amodra@gmail.com>
 634
 635         * Makefile.in: Regenerate.
 636
 637 2021-01-12  H.J. Lu  <hongjiu.lu@intel.com>
 638
 639         PR binutils/26792
 640         * configure.ac: Use GNU_MAKE_JOBSERVER.
 641         * aclocal.m4: Regenerated.
 642         * configure: Likewise.
 643
 644 2021-01-11  H.J. Lu  <hongjiu.lu@intel.com>
 645
 646         PR ld/27173
 647         * configure: Regenerated.
 648
 649 2021-01-09  H.J. Lu  <hongjiu.lu@intel.com>
 650
 651         * configure: Regenerated.
 652
 653 2021-01-09  Nick Clifton  <nickc@redhat.com>
 654
 655         * 2.36 release branch crated.
 656
 657 2021-01-09  Alan Modra  <amodra@gmail.com>
 658
 659         * configure: Regenerate.
 660
 661 2021-01-07  Samuel Thibault  <samuel.thibault@gnu.org>
 662
 663         * configure: Regenerate.
 664
 665 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 666
 667         * testsuite/libctf-lookup/struct-iteration.c (main):
 668         ctf_member_count returns an int.
 669
 670 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 671
 672         * Makefile.am (BASEDIR): New.
 673         (BFDDIR): Likewise.
 674         (check-DEJAGNU): Add development.exp to prerequisites.
 675         (development.exp): New.
 676         (CONFIG_STATUS_DEPENDENCIES): New.
 677         (EXTRA_DEJAGNU_SITE_CONFIG): Likewise.
 678         (DISTCLEANFILES): Likewise.
 679         * Makefile.in: Regenerated.
 680         * testsuite/lib/ctf-lib.exp (check_ctf_available): Return boolean.
 681         * testsuite/libctf-lookup/lookup.exp: Call check_ctf_available.
 682         * testsuite/libctf-regression/regression.exp: Likewise.
 683
 684 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 685
 686         * ctf-types.c (ctf_type_aname): Print forwards to unions and enums
 687         properly.
 688
 689 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 690
 691         * ctf-impl.h (ctf_dict_t) <ctf_pptrtab>: New.
 692         <ctf_pptrtab_len>: New.
 693         <ctf_pptrtab_typemax>: New.
 694         * ctf-create.c (ctf_serialize): Update accordingly.
 695         (ctf_add_reftype): Note that we don't need to update pptrtab here,
 696         despite updating ptrtab.
 697         * ctf-open.c (ctf_dict_close): Destroy the pptrtab.
 698         (ctf_import): Likewise.
 699         (ctf_import_unref): Likewise.
 700         * ctf-lookup.c (grow_pptrtab): New.
 701         (refresh_pptrtab): New, update a pptrtab.
 702         (ctf_lookup_by_name): Turn into a wrapper around (and rename to)...
 703         (ctf_lookup_by_name_internal): ... this: construct the pptrtab, and
 704         use it in addition to the parent's ptrtab when parent dicts are
 705         searched.
 706         * testsuite/libctf-regression/regression.exp: New testsuite for
 707         regression tests.
 708         * testsuite/libctf-regression/pptrtab*: New test.
 709         * testsuite/libctf-writable/writable.exp: New testsuite for tests of
 710         writable CTF dicts.
 711         * testsuite/libctf-writable/pptrtab*: New test.
 712
 713 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 714
 715         * ctf-archive.c (ctf_archive_iter): Remove outdated comment.
 716
 717 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 718
 719         * ctf-impl.h (struct ctf_next) <u.ctn_next>: Move to...
 720         <ctn_next>: ... here.
 721         * ctf-util.c (ctf_next_destroy): Unconditionally destroy it.
 722         * ctf-lookup.c (ctf_symbol_next): Adjust accordingly.
 723         * ctf-types.c (ctf_member_iter): Reimplement in terms of...
 724         (ctf_member_next): ... this.  Support recursive unnamed member
 725         iteration (off by default).
 726         (ctf_member_info): Look up members in unnamed sub-structs.
 727         * ctf-dedup.c (ctf_dedup_rhash_type): Adjust ctf_member_next call.
 728         (ctf_dedup_emit_struct_members): Likewise.
 729         * testsuite/libctf-lookup/struct-iteration-ctf.c: Test empty unnamed
 730         members, and a normal member after the end.
 731         * testsuite/libctf-lookup/struct-iteration.c: Verify that
 732         ctf_member_count is consistent with the number of successful returns
 733         from a non-recursive ctf_member_next.
 734         * testsuite/libctf-lookup/struct-iteration-*: New, test iteration
 735         over struct members.
 736         * testsuite/libctf-lookup/struct-lookup.c: New test.
 737         * testsuite/libctf-lookup/struct-lookup.lk: New test.
 738
 739 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 740
 741         * ctf-link.c (ctf_link_warn_outdated_inputs): New.
 742         (ctf_link_write): Call it.
 743
 744 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 745
 746         * testsuite/libctf-lookup/enum-symbol.lk: New symbol-lookup test.
 747         * testsuite/libctf-lookup/enum-symbol-ctf.c: New CTF input.
 748         * testsuite/libctf-lookup/enum-symbol.c: New lookup test.
 749
 750 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 751
 752         * Makefile.am (EXPECT): New.
 753         (RUNTEST): Likewise.
 754         (RUNTESTFLAGS): Likewise.
 755         (CC_FOR_TARGET): Likewise.
 756         (check-DEJAGNU): Likewise.
 757         (AUTOMAKE_OPTIONS): Add dejagnu.
 758         * Makefile.in: Regenerated.
 759         * testsuite/config/default.exp: New.
 760         * testsuite/lib/ctf-lib.exp: Likewise.
 761         * testsuite/libctf-lookup/enum.lk: New test.
 762         * testsuite/libctf-lookup/enum-ctf.c: New CTF input.
 763         * testsuite/libctf-lookup/enum.c: New lookup test.
 764         * testsuite/libctf-lookup/ambiguous-struct*.c: New test.
 765         * testsuite/libctf-lookup/lookup.exp: New.
 766
 767 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 768
 769         * configure.ac (BFD_LIBADD): Remove.
 770         (BFD_DEPENDENCIES): Likewise. Remove associated cases.
 771         (SHARED_LIBADD): Rename to...
 772         (CTF_LIBADD): ... this.  Stick in a suitable libiberty even when
 773         linking statically.
 774         * Makefile.am (libctf_nobfd_la_LIBADD): Adjust accordingly.
 775         libctf uses libintl.
 776         (libctf_la_LIBADD): Reference libbfd.la directly, not via
 777         BFD_LIBADD.
 778         (libctf_la_DEPENDENCIES): Remove.
 779         * Makefile.in: Regenerate.
 780         * configure: Likewise.
 781
 782 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 783
 784         * ctf-decl.c (ctf_decl_push): Exclude slices from the decl stack.
 785         * ctf-types.c (ctf_type_aname): No longer deal with slices here.
 786         * ctf-dump.c (ctf_dump_membstate_t) <cdm_toplevel_indent>: Constify.
 787         (CTF_FT_REFS): New.
 788         (CTF_FT_BITFIELD): Likewise.
 789         (CTF_FT_ID): Likewise.
 790         (ctf_dump_member): Do not do indentation here. Migrate the
 791         type-printing parts of this into...
 792         (ctf_dump_format_type): ... here, to be shared by all type printers.
 793         Get the errno value for non-representable types right.  Do not print
 794         bitfield info for non-bitfields.  Improve the format and indentation
 795         of other type output.  Shuffle spacing around to make all indentation
 796         either 'width of column' or 4 chars.
 797         (ctf_dump_label): Pass CTF_FT_REFS to ctf_dump_format_type.
 798         (ctf_dump_objts): Likewise.  Spacing shuffle.
 799         (ctf_dump_var): Likewise.
 800         (type_hex_digits): Migrate down in the file, to above its new user.
 801         (ctf_dump_type): Indent here instead.  Pass CTF_FT_REFS to
 802         ctf_dump_format_type. Don't trim off excess linefeeds now we no
 803         longer generate them.  Dump enumerated types.
 804
 805 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 806
 807         * ctf-types.c (ctf_type_resolve): Improve comment.
 808         (ctf_type_size): Yield ECTF_INCOMPLETE when applied to forwards.
 809         Emit errors into the right dict.
 810         (ctf_type_align): Likewise.
 811         * ctf-create.c (ctf_add_member_offset): Yield ECTF_INCOMPLETE
 812         when adding a member without explicit offset when this member, or
 813         the previous member, is incomplete.
 814         * ctf-dump.c (ctf_dump_format_type): Do not try to print the size of
 815         forwards.
 816         (ctf_dump_member): Do not try to print their alignment.
 817
 818 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 819
 820         * ctf-dump.c (ctf_dump_objts): Dump by calling ctf_dump_format_type.
 821         (ctf_dump_format_type): Don't emit the size for function objects.
 822         Dump the element type of arrays like we dump the pointed-to type of
 823         pointers, etc.
 824
 825 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 826
 827         * ctf-dump.c (ctf_dump_format_type): Add 0x to hex type IDs.
 828         (ctf_dump_header): Add 0x to the hex magic number.
 829         (ctf_dump_str): Add 0x to the hex string offsets.
 830         (ctf_dump_membstate_t) <cdm_toplevel_indent>: New.
 831         (ctf_dump_type): Adjust.  Free it when we're done.
 832         (type_hex_digits): New.
 833         (ctf_dump_member): Align output depending on the width of the type
 834         ID being generated.  Use printf padding, not a loop, to generate
 835         indentation.
 836
 837 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 838
 839         * ctf-decl.c (ctf_decl_push): Don't print array decls backwards.
 840
 841 2021-01-04  Nicolas Boulenguez  <nicolas@debian.org>
 842
 843         PR 27117
 844         * configure.ac: Make AC_CONFIG_MACRO_DIR consistent with
 845         ACLOCAL_AMFLAGS -I dirs.
 846         * configure: Regenerate.
 847
 848 2021-01-01  Alan Modra  <amodra@gmail.com>
 849
 850         Update year range in copyright notice of all files.
 851
 852 For older changes see ChangeLog-2020
 853 \f
 854 Copyright (C) 2021-2022 Free Software Foundation, Inc.
 855
 856 Copying and distribution of this file, with or without modification,
 857 are permitted in any medium without royalty provided the copyright
 858 notice and this notice are preserved.
 859
 860 Local Variables:
 861 mode: change-log
 862 left-margin: 8
 863 fill-column: 74
 864 version-control: never
 865 End: