libctf/ChangeLog

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