libctf/ChangeLog

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