2004-07-19 H.J. Lu <hongjiu.lu@intel.com>
* bfd-in.h (dynamic_lib_link_class): Add DYN_NO_ADD_NEEDED and
DYN_NO_NEEDED.
(bfd_elf_get_dyn_lib_class): New prototype.
* elf.c (bfd_elf_get_dyn_lib_class): New function.
* elflink.c (elf_link_add_object_symbols): Check DYN_AS_NEEDED,
DYN_DT_NEEDED and DYN_NO_NEEDED bits to see if a DT_NEEDED
entry is needed. Issue an error if a DT_NEEDED entry is needed
for a file marked DYN_NO_NEEDED.
(elf_link_check_versioned_symbol): Check the DYN_DT_NEEDED bit
for DT_NEEDED tags.
* bfd-in2.h: Regenerated.
ld/
2004-07-19 H.J. Lu <hongjiu.lu@intel.com>
* emultempl/elf32.em (gld${EMULATION_NAME}_load_symbols): Also
check the add_needed field.
(dt_needed): New struct.
(gld${EMULATION_NAME}_try_needed): Change the first argument
to a pointer to struct dt_needed. Check the DYN_NO_ADD_NEEDED
bit in the file where the DT_NEEDED entry comes from.
(gld${EMULATION_NAME}_search_needed): Change the second
argument to a pointer to struct dt_needed.
(gld${EMULATION_NAME}_check_ld_so_conf): Updated.
(gld${EMULATION_NAME}_after_open): Likewise.
* ld.texinfo: Add --add-needed document.
* ldlang.c (new_afile): Set p->add_needed.
* ldlang.h (lang_input_statement_type): Add add_needed field.
* ldmain.h (add_needed): Declare.
* ldmain.c (add_needed): New global var.
* lexsup.c (option_values): Add OPTION_ADD_NEEDED and
OPTION_NO_ADD_NEEDED.
(ld_options): Likewise.
(parse_args): Handle them.
* elf.c (_bfd_elf_make_section_from_shdr): Don't set SEC_EXCLUDE
for SHT_GROUP sections.
ld/
* ldlang.c (lang_add_section): Set SEC_EXCLUDE for SEC_GROUP
sections when doing a final link. Clear SEC_EXCLUDE when doing
a relocable link, except for SEC_DEBUGGING sections.
* emultempl/elf32.em (gld${EMULATION_NAME}_place_orphan): Use the
same condition here to drop SEC_EXCLUDE orphan sections.
mentioned in a data statement expression.
(lang_do_assignments_1): Add data statement's expression's
section's vma.
* ld-scripts/data.{s,t,d,exp}: New.
prevent the LMA region being used as a replacement for a default VMA region.
(lang_leave_output_section_statement): Pass extra parameter.
(lang_leave_overlay): Likewise.
* ld.texinfo (Output Section LMA): Document that the LMA region can be set to
the VMA region if no VMA has been set.
* ldlang.h (struct lang_output_section_phdr_list): Create a typedef for this
type. Minor formatting fixes.
2003-12-04 H.J. Lu <hongjiu.lu@intel.com>
* elfxx-ia64.c (elfNN_ia64_relax_section): Use the
need_relax_finalize field in link_info instead of
relax_finalizing to check if the relax finalize pass is being
done.
include/
2003-12-04 H.J. Lu <hongjiu.lu@intel.com>
* bfdlink.h (bfd_link_info): Change relax_finalizing to
need_relax_finalize.
ld/
2003-12-04 H.J. Lu <hongjiu.lu@intel.com>
* emultempl/ia64elf.em (gld${EMULATION_NAME}_after_parse): Set
link_info.need_relax_finalize to TRUE.
* ldlang.c (lang_process): Use link_info.need_relax_finalize
instead of link_info.relax_finalizing.
* ldmain.c (main): Likewise.
filename, as the filename might have been transformed via the search directory
path lookup. If the sought-for file has not been found in the input file
chain then create a new node with the search_dirs_flag set so that the entire
set of directory paths will be scanned for it.
2003-10-24 H.J. Lu <hongjiu.lu@intel.com>
* elflink.h (NAME(bfd_elf,size_dynamic_sections)): Look up
hash table for real symbols.
include/
2003-10-24 H.J. Lu <hongjiu.lu@intel.com>
* bfdlink.h (bfd_elf_version_expr): Add "symbol" and remove
"wildcard".
ld/
2003-10-24 H.J. Lu <hongjiu.lu@intel.com>
* ldlang.c (lang_vers_match): Check "symbol" instead of
"wildcard" and "pattern". Fix a typo.
(lang_finalize_version_expr_head): Likewise.
(lang_register_vers_node): Likewise.
(realsymbol): New function.
(lang_new_vers_pattern): Set "symbol" and remove "wildcard".
* ldlex.l (V_IDENTIFIER): Allow '\\'.
* elflink.c (_bfd_elf_export_symbol): Adjust for globals and locals
field changes.
(_bfd_elf_link_assign_sym_version): Likewise.
* elflink.h (size_dynamic_sections): Likewise.
include/
* bfdlink.h (struct bfd_elf_version_expr): Remove match field.
Add wildcard and mask fields.
(BFD_ELF_VERSION_C_TYPE): Define.
(BFD_ELF_VERSION_CXX_TYPE): Likewise.
(BFD_ELF_VERSION_JAVA_TYPE): Likewise.
(struct bfd_elf_version_expr_head): New.
(struct bfd_elf_version_tree): Add match field.
Change type of globals and locals fields
to struct bfd_elf_version_expr_head.
ld/
* ldlang.c: Include hashtab.h.
(lang_vers_match_lang_c, lang_vers_match_lang_cplusplus,
lang_vers_match_lang_java): Remove.
(lang_vers_match): New function.
(lang_new_vers_pattern): Initialize wildcard and mask
fields, don't initialize match.
(lang_new_vers_node): Use xcalloc. Adjust for globals and
locals field type changes. Set match field.
(version_expr_head_hash, version_expr_head_eq): New functions.
(lang_finalize_version_expr_head): New function.
(lang_register_vers_node): Call lang_finalize_version_expr_head.
Search in hash table if not wildcard when looking for duplicates.
* emultempl/ppc64elf.em (new_vers_pattern): Don't bother with
duplicate checking. Initialize all fields of dot_entry from entry
with the exception of pattern and next.
defined before the statement using DEFINED yield 1.
* ldexp.c (fold_name) <case DEFINED>: In lang_first_phase_enum,
call lang_track_definedness on symbol. In subsequent phases, use
lang_symbol_definition_iteration and lang_statement_iteration to
check whether the symbol was defined before the current statement.
(exp_fold_tree) <case etree_assign et al>: Call
lang_update_definedness before updating symbol type when setting
symbol.
* ldlang.c (lang_definedness_table): New variable.
(lang_definedness_newfunc, lang_track_definedness)
(lang_symbol_definition_iteration, lang_update_definedness): New
functions.
(lang_init): Initialize lang_definedness_table and
lang_statement_iteration.
(lang_finish): Destroy bfd_hash_table_free.
(lang_size_sections): Increment lang_statement_iteration.
(lang_do_assignments_1): New function with former
lang_do_assignments contents. Change recursive calls to call this
function.
(lang_do_assignments): Evacuate contents. Increment
lang_statement_iteration, then just call lang_do_assignments_1.
* ldlang.h (struct lang_definedness_hash_entry)
(lang_statement_iteration, lang_track_definedness)
(lang_symbol_definition_iteration, lang_update_definedness):
Declare.
2003-06-17 H.J. Lu <hongjiu.lu@intel.com>
* section.c (struct sec): Put back kept_section.
(STD_SECTION): Put back kept_section initialization.
* bfd-in2.h: Regenerate.
* elflink.h (elf_link_input_bfd): Also check discarded linkonce
sections for relocateable output. Use kept_section to preserve
debug information discarded by linkonce.
ld/
2003-06-17 H.J. Lu <hongjiu.lu@intel.com>
* ldlang.c (section_already_linked): Put back assignment of
kept_section.
