gdb: add target_ops::supports_displaced_step
[deliverable/binutils-gdb.git] / libctf / ChangeLog
index 28be75796689c875ff05bc89205afe4f564d8c8c..5f7bdf34c286e2e04316b78e90f1ad7e92bf38f0 100644 (file)
@@ -1,3 +1,358 @@
+2020-03-11  John Baldwin  <jhb@FreeBSD.org>
+
+       * swap.h (bswap_identity_64): Make static.
+
+2020-01-18  Nick Clifton  <nickc@redhat.com>
+
+       Binutils 2.34 branch created.
+
+2020-01-05  Joel Brobecker  <brobecker@adacore.com>
+
+       PR binutils/25155:
+       * configure.ac: Add AC_CHECK_DECLS([asprintf]).
+       * configure, config.h.in: Regenerate.
+
+2020-01-01  Alan Modra  <amodra@gmail.com>
+
+       Update year range in copyright notice of all files.
+
+2019-10-16  Simon Marchi  <simon.marchi@polymtl.ca>
+
+       * swap.h (bswap_16, bswap_32, bswap_64): Make static.
+
+2019-09-30  Nick Alcock  <nick.alcock@oracle.com>
+
+       * ctf-open.c (ctf_bufopen_internal): Fix tabdamage.
+       * ctf-types.c (ctf_type_lname): Likewise.
+
+2019-09-23  Nick Alcock  <nick.alcock@oracle.com>
+
+       * ctf-open.c (ctf_import): Do not leak a ctf_file_t ref on every
+       ctf_import after the first for a given file.
+
+2019-09-23  Nick Alcock  <nick.alcock@oracle.com>
+
+       * ctf-impl.h (ctf_str_append_noerr): Declare.
+       * ctf-util.c (ctf_str_append_noerr): Define in terms of
+       ctf_str_append.
+       * ctf-dump.c (str_append): New, call it.
+       (ctf_dump_format_type): Use str_append, not ctf_str_append.
+       (ctf_dump_label): Likewise.
+       (ctf_dump_objts): Likewise.
+       (ctf_dump_funcs): Likewise.
+       (ctf_dump_var): Likewise.
+       (ctf_dump_member): Likewise.
+       (ctf_dump_type): Likewise.
+       (ctf_dump): Likewise.
+
+2019-09-23  Nick Alcock  <nick.alcock@oracle.com>
+
+       * ctf-impl.h (ctf_alloc): Remove.
+       (ctf_free): Likewise.
+       (ctf_strdup): Likewise.
+       * ctf-subr.c (ctf_alloc): Remove.
+       (ctf_free): Likewise.
+       * ctf-util.c (ctf_strdup): Remove.
+
+       * ctf-create.c (ctf_serialize): Use malloc, not ctf_alloc; free, not
+       ctf_free; strdup, not ctf_strdup.
+       (ctf_dtd_delete): Likewise.
+       (ctf_dvd_delete): Likewise.
+       (ctf_add_generic): Likewise.
+       (ctf_add_function): Likewise.
+       (ctf_add_enumerator): Likewise.
+       (ctf_add_member_offset): Likewise.
+       (ctf_add_variable): Likewise.
+       (membadd): Likewise.
+       (ctf_compress_write): Likewise.
+       (ctf_write_mem): Likewise.
+       * ctf-decl.c (ctf_decl_push): Likewise.
+       (ctf_decl_fini): Likewise.
+       (ctf_decl_sprintf): Likewise.  Check for OOM.
+       * ctf-dump.c (ctf_dump_append): Use malloc, not ctf_alloc; free, not
+       ctf_free; strdup, not ctf_strdup.
+       (ctf_dump_free): Likewise.
+       (ctf_dump): Likewise.
+       * ctf-open.c (upgrade_types_v1): Likewise.
+       (init_types): Likewise.
+       (ctf_file_close): Likewise.
+       (ctf_bufopen_internal): Likewise.  Check for OOM.
+       (ctf_parent_name_set): Likewise: report the OOM to the caller.
+       (ctf_cuname_set): Likewise.
+       (ctf_import): Likewise.
+       * ctf-string.c (ctf_str_purge_atom_refs): Use malloc, not ctf_alloc;
+       free, not ctf_free; strdup, not ctf_strdup.
+       (ctf_str_free_atom): Likewise.
+       (ctf_str_create_atoms): Likewise.
+       (ctf_str_add_ref_internal): Likewise.
+       (ctf_str_remove_ref): Likewise.
+       (ctf_str_write_strtab): Likewise.
+
+2019-08-09  Nick Alcock  <nick.alcock@oracle.com>
+
+       * ctf-types.c (ctf_type_encoding): Fix the dynamic case to
+       work right for non-int/fps.
+
+2019-08-08  Nick Alcock  <nick.alcock@oracle.com>
+
+       * ctf-types.c (ctf_type_name): Don't strlen a potentially-
+       null pointer.
+
+2019-08-07  Nick Alcock  <nick.alcock@oracle.com>
+
+       * ctf-impl.h (ctf_file_t) <ctf_add_processing>: New.
+       * ctf-open.c (ctf_file_close): Free it.
+       * ctf-create.c (ctf_serialize): Adjust.
+       (membcmp): When reporting a conflict due to an error, report the
+       error.
+       (ctf_add_type): Turn into a ctf_add_processing wrapper.  Rename to...
+       (ctf_add_type_internal): ... this.  Hand back types we are already
+       in the middle of adding immediately.  Hand back structs/unions with
+       the same number of members immediately.  Do not walk the dynamic
+       list.  Call ctf_add_type_internal, not ctf_add_type.  Handle
+       forwards promoted to other types and the inverse case identically.
+       Add structs to the mapping as soon as we intern them, before they
+       gain any members.
+
+2019-08-09  Nick Alcock  <nick.alcock@oracle.com>
+
+       * ctf-impl.h (ctf_names_t): New.
+       (ctf_lookup_t) <ctf_hash>: Now a ctf_names_t, not a ctf_hash_t.
+       (ctf_file_t) <ctf_structs>: Likewise.
+       <ctf_unions>: Likewise.
+       <ctf_enums>: Likewise.
+       <ctf_names>: Likewise.
+       <ctf_lookups>: Improve comment.
+       <ctf_ptrtab_len>: New.
+       <ctf_prov_strtab>: New.
+       <ctf_str_prov_offset>: New.
+       <ctf_dtbyname>: Remove, redundant to the names hashes.
+       <ctf_dtnextid>: Remove, redundant to ctf_typemax.
+       (ctf_dtdef_t) <dtd_name>: Remove.
+       <dtd_data>: Note that the ctt_name is now populated.
+       (ctf_str_atom_t) <csa_offset>: This is now the strtab
+       offset for internal strings too.
+       <csa_external_offset>: New, the external strtab offset.
+       (CTF_INDEX_TO_TYPEPTR): Handle the LCTF_RDWR case.
+       (ctf_name_table): New declaration.
+       (ctf_lookup_by_rawname): Likewise.
+       (ctf_lookup_by_rawhash): Likewise.
+       (ctf_set_ctl_hashes): Likewise.
+       (ctf_serialize): Likewise.
+       (ctf_dtd_insert): Adjust.
+       (ctf_simple_open_internal): Likewise.
+       (ctf_bufopen_internal): Likewise.
+       (ctf_list_empty_p): Likewise.
+       (ctf_str_remove_ref): Likewise.
+       (ctf_str_add): Returns uint32_t now.
+       (ctf_str_add_ref): Likewise.
+       (ctf_str_add_external): Now returns a boolean (int).
+       * ctf-string.c (ctf_strraw_explicit): Check the ctf_prov_strtab
+       for strings in the appropriate range.
+       (ctf_str_create_atoms): Create the ctf_prov_strtab.  Detect OOM
+       when adding the null string to the new strtab.
+       (ctf_str_free_atoms): Destroy the ctf_prov_strtab.
+       (ctf_str_add_ref_internal): Add make_provisional argument.  If
+       make_provisional, populate the offset and fill in the
+       ctf_prov_strtab accordingly.
+       (ctf_str_add): Return the offset, not the string.
+       (ctf_str_add_ref): Likewise.
+       (ctf_str_add_external): Return a success integer.
+       (ctf_str_remove_ref): New, remove a single ref.
+       (ctf_str_count_strtab): Do not count the initial null string's
+       length or the existence or length of any unreferenced internal
+       atoms.
+       (ctf_str_populate_sorttab): Skip atoms with no refs.
+       (ctf_str_write_strtab): Populate the nullstr earlier.  Add one
+       to the cts_len for the null string, since it is no longer done
+       in ctf_str_count_strtab.  Adjust for csa_external_offset rename.
+       Populate the csa_offset for both internal and external cases.
+       Flush the ctf_prov_strtab afterwards, and reset the
+       ctf_str_prov_offset.
+       * ctf-create.c (ctf_grow_ptrtab): New.
+       (ctf_create): Call it.  Initialize new fields rather than old
+       ones.  Tell ctf_bufopen_internal that this is a writable dictionary.
+       Set the ctl hashes and data model.
+       (ctf_update): Rename to...
+       (ctf_serialize): ... this.  Leave a compatibility function behind.
+       Tell ctf_simple_open_internal that this is a writable dictionary.
+       Pass the new fields along from the old dictionary.  Drop
+       ctf_dtnextid and ctf_dtbyname.  Use ctf_strraw, not dtd_name.
+       Do not zero out the DTD's ctt_name.
+       (ctf_prefixed_name): Rename to...
+       (ctf_name_table): ... this.  No longer return a prefixed name: return
+       the applicable name table instead.
+       (ctf_dtd_insert): Use it, and use the right name table.  Pass in the
+       kind we're adding.  Migrate away from dtd_name.
+       (ctf_dtd_delete): Adjust similarly.  Remove the ref to the
+       deleted ctt_name.
+       (ctf_dtd_lookup_type_by_name): Remove.
+       (ctf_dynamic_type): Always return NULL on read-only dictionaries.
+       No longer check ctf_dtnextid: check ctf_typemax instead.
+       (ctf_snapshot): No longer use ctf_dtnextid: use ctf_typemax instead.
+       (ctf_rollback): Likewise.  No longer fail with ECTF_OVERROLLBACK. Use
+       ctf_name_table and the right name table, and migrate away from
+       dtd_name as in ctf_dtd_delete.
+       (ctf_add_generic): Pass in the kind explicitly and pass it to
+       ctf_dtd_insert. Use ctf_typemax, not ctf_dtnextid.  Migrate away
+       from dtd_name to using ctf_str_add_ref to populate the ctt_name.
+       Grow the ptrtab if needed.
+       (ctf_add_encoded): Pass in the kind.
+       (ctf_add_slice): Likewise.
+       (ctf_add_array): Likewise.
+       (ctf_add_function): Likewise.
+       (ctf_add_typedef): Likewise.
+       (ctf_add_reftype): Likewise. Initialize the ctf_ptrtab, checking
+       ctt_name rather than dtd_name.
+       (ctf_add_struct_sized): Pass in the kind.  Use
+       ctf_lookup_by_rawname, not ctf_hash_lookup_type /
+       ctf_dtd_lookup_type_by_name.
+       (ctf_add_union_sized): Likewise.
+       (ctf_add_enum): Likewise.
+       (ctf_add_enum_encoded): Likewise.
+       (ctf_add_forward): Likewise.
+       (ctf_add_type): Likewise.
+       (ctf_compress_write): Call ctf_serialize: adjust for ctf_size not
+       being initialized until after the call.
+       (ctf_write_mem): Likewise.
+       (ctf_write): Likewise.
+       * ctf-archive.c (arc_write_one_ctf): Likewise.
+       * ctf-lookup.c (ctf_lookup_by_name): Use ctf_lookuup_by_rawhash, not
+       ctf_hash_lookup_type.
+       (ctf_lookup_by_id): No longer check the readonly types if the
+       dictionary is writable.
+       * ctf-open.c (init_types): Assert that this dictionary is not
+       writable.  Adjust to use the new name hashes, ctf_name_table,
+       and ctf_ptrtab_len.  GNU style fix for the final ptrtab scan.
+       (ctf_bufopen_internal): New 'writable' parameter.  Flip on LCTF_RDWR
+       if set.  Drop out early when dictionary is writable.  Split the
+       ctf_lookups initialization into...
+       (ctf_set_cth_hashes): ... this new function.
+       (ctf_simple_open_internal): Adjust.  New 'writable' parameter.
+       (ctf_simple_open): Adjust accordingly.
+       (ctf_bufopen): Likewise.
+       (ctf_file_close): Destroy the appropriate name hashes.  No longer
+       destroy ctf_dtbyname, which is gone.
+       (ctf_getdatasect): Remove spurious "extern".
+       * ctf-types.c (ctf_lookup_by_rawname): New, look up types in the
+       specified name table, given a kind.
+       (ctf_lookup_by_rawhash): Likewise, given a ctf_names_t *.
+       (ctf_member_iter): Add support for iterating over the
+       dynamic type list.
+       (ctf_enum_iter): Likewise.
+       (ctf_variable_iter): Likewise.
+       (ctf_type_rvisit): Likewise.
+       (ctf_member_info): Add support for types in the dynamic type list.
+       (ctf_enum_name): Likewise.
+       (ctf_enum_value): Likewise.
+       (ctf_func_type_info): Likewise.
+       (ctf_func_type_args): Likewise.
+       * ctf-link.c (ctf_accumulate_archive_names): No longer call
+       ctf_update.
+       (ctf_link_write): Likewise.
+       (ctf_link_intern_extern_string): Adjust for new
+       ctf_str_add_external return value.
+       (ctf_link_add_strtab): Likewise.
+       * ctf-util.c (ctf_list_empty_p): New.
+
+2019-08-05  Nick Alcock  <nick.alcock@oracle.com>
+
+       * ctf-types.c (ctf_type_resolve): Return ECTF_NONREPRESENTABLE on
+       type zero.
+       * ctf-create.c (ctf_add_type): Detect and skip nonrepresentable
+       members and types.
+       (ctf_add_variable): Likewise for variables pointing to them.
+       * ctf-link.c (ctf_link_one_type): Do not warn for nonrepresentable
+       type link failure, but do warn for others.
+       * ctf-dump.c (ctf_dump_format_type): Likewise.  Do not assume all
+       errors to be ENOMEM.
+       (ctf_dump_member): Likewise.
+       (ctf_dump_type): Likewise.
+       (ctf_dump_header_strfield): Do not assume all errors to be ENOMEM.
+       (ctf_dump_header_sectfield): Do not assume all errors to be ENOMEM.
+       (ctf_dump_header): Likewise.
+       (ctf_dump_label): likewise.
+       (ctf_dump_objts): likewise.
+       (ctf_dump_funcs): likewise.
+       (ctf_dump_var): likewise.
+       (ctf_dump_str): Likewise.
+
+2019-09-30  Nick Alcock  <nick.alcock@oracle.com>
+
+       * configure.ac (AC_DISABLE_SHARED): New, like opcodes/.
+       (LT_INIT): Likewise.
+       (AM_INSTALL_LIBBFD): Likewise.
+       (dlopen): Note why this is necessary in a comment.
+       (SHARED_LIBADD): Initialize for possibly-PIC libiberty: derived from
+       opcodes/.
+       (SHARED_LDFLAGS): Likewise.
+       (BFD_LIBADD): Likewise, for libbfd.
+       (BFD_DEPENDENCIES): Likewise.
+       (VERSION_FLAGS): Initialize, using a version script if ld supports
+       one, or libtool -export-symbols-regex otherwise.
+       (AC_CONFIG_MACRO_DIR): Add ../BFD.
+       * Makefile.am (ACLOCAL_AMFLAGS): Likewise.
+       (INCDIR): New.
+       (AM_CPPFLAGS): Use $(srcdir), not $(top_srcdir).
+       (noinst_LIBRARIES): Replace with...
+       [INSTALL_LIBBFD] (lib_LTLIBRARIES): This, or...
+       [!INSTALL_LIBBFD] (noinst_LTLIBRARIES): ... this, mentioning new
+       libctf-nobfd.la as well.
+       [INSTALL_LIBCTF] (include_HEADERS): Add the CTF headers.
+       [!INSTALL_LIBCTF] (include_HEADERS): New, empty.
+       (libctf_a_SOURCES): Rename to...
+       (libctf_nobfd_la_SOURCES): ... this, all of libctf other than
+       ctf-open-bfd.c.
+       (libctf_la_SOURCES): Now derived from libctf_nobfd_la_SOURCES,
+       with ctf-open-bfd.c added.
+       (libctf_nobfd_la_LIBADD): New, using @SHARED_LIBADD@.
+       (libctf_la_LIBADD): New, using @BFD_LIBADD@ as well.
+       (libctf_la_DEPENDENCIES): New, using @BFD_DEPENDENCIES@.
+       * Makefile.am [INSTALL_LIBCTF]: Use it.
+       * aclocal.m4: Add ../bfd/acinclude.m4, ../config/acx.m4, and the
+       libtool macros.
+       * libctf.ver: New, everything is version LIBCTF_1.0 currently (even
+       the unstable components).
+       * Makefile.in: Regenerated.
+       * config.h.in: Likewise.
+       * configure: Likewise.
+
+2019-07-30  Nick Alcock  <nick.alcock@oracle.com>
+
+       * configure.ac (INSTALL_LIBCTF): New, controlled by
+       --enable-install-libctf.
+       [INSTALL_LIBCTF] (lib_LIBRARIES): Add libctf.a.
+       * Makefile.in: Regenerated.
+       * configure: Regenerated.
+
+2019-07-30  Nick Alcock  <nick.alcock@oracle.com>
+
+       * ctf-archive.c (ctf_arc_close): Call ctfi_bfd_close if set.
+       * ctf-open-bfd.c (ctf_bfdclose): Fix comment.
+
+2019-07-30  Nick Alcock  <nick.alcock@oracle.com>
+
+       * ctf-open-bfd.c (ctf_fdopen): Call bfd_set_cacheable.
+
+2019-07-13  Nick Alcock  <nick.alcock@oracle.com>
+
+       * ctf-impl.h (includes): Include <sys/param.h> here.
+
+2019-07-30  Nick Alcock  <nick.alcock@oracle.com>
+
+       * ctf-open.c (flip_lbls): Eschew for-loop initial declarations.
+       (flip_objts): Likewise.
+       (flip_vars): Likewise.
+       (flip_types): Likewise.
+
+2019-07-30  Nick Alcock  <nick.alcock@oracle.com>
+
+       * ctf-hash.c (ctf_hashtab_insert): Pass in the key and value
+       freeing functions: if set, free the key and value if the slot
+       already exists.  Always reassign the key.
+       (ctf_dynhash_insert): Adjust call appropriately.
+       (ctf_hash_insert_type): Likewise.
+
 2019-08-03  Nick Alcock  <nick.alcock@oracle.com>
 
        * ctf-create.c (ctf_add_type): Look up and use the forwarded-to
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