* ldgram.y: Add section_phdr field to %union.
(section): Handle phdr_opt result. Add OVERLAY case.
(opt_exp_without_type): New nonterminal.
(phdr_opt): Return list of phdrs.
(overlay_section): New nonterminal.
* ldlang.c: Include <ctype.h>.
(lang_leave_output_section_statement): Add phdrs parameter.
Change all callers.
(lang_section_in_phdr): Remove.
(overlay_vma, overlay_lmn, overlay_max): New static variables.
(struct overlay_list): Define.
(overlay_list): New static variable.
(lang_enter_overlay, lang_enter_overlay_section): New functions.
(lang_leave_overlay_section, lang_leave_overlay): New functions.
* ldlang.h (lang_leave_output_section_statement): Update
declaration for new parameter.
(lang_section_in_phdr): Don't declare.
(lang_enter_overlay, lang_enter_overlay_section): Declare.
(lang_leave_overlay_section, lang_leave_overlay): Declare.
* ld.texinfo (Overlays): New node under SECTIONS, documenting
overlays.
* ldlex.l: Recognize MAX and MIN.
* ldgram.y (MAX, MIN): New terminals.
(exp): Recognize MAX and MIN.
* ldexp.c (fold_binary): Handle MAX and MIN.
* ld.texinfo (Arithmetic Functions): Document MAX and MIN.
* ld.texinfo (PHDRS): Use @cindex, not @kindex, for program header
index entries.
* ldgram.y (SIZEOF, ADDR): Do not specify type.
* ldlang.h (struct lang_nocrossref): Define.
(struct lang_nocrossrefs): Define.
(nocrossref_list): Declare.
(lang_add_nocrossref): Declare.
* ldlex.l: Recognize NOCROSSREFS keyword.
* ldgram.y (%union): Add nocrossref field.
(NOCROSSREFS): New terminal.
(ifile_p1): Recognize NOCROSSREFS.
(nocrossref_list): New nonterminal.
* ldlang.c (nocrossref_list): Define.
(lang_add_nocrossref): New function.
* ldmain.c (main): If nocrossref_list is not NULL, call
check_nocrossrefs.
(warning_callback): Free symbols if there is no place to store
them.
(notice): Call add_cref if nocrossref_list is not NULL.
* ldcref.c: Include "ldexp.h" and "ldlang.h".
(check_nocrossrefs): New function.
(check_nocrossref): New static function.
(struct check_refs_info): Define.
(check_refs, check_reloc_refs): New static functions.
* Makefile.in: Rebuild dependencies.
* ld.texinfo (Option Commands): Document NOCROSSREFS.
* ldlex.l: Remove unused definition of FILENAME. Add definition
of WILDCHAR. In SCRIPT mode, accept any sequence of WILDCHAR as a
NAME.
* ldgram.y (file_NAME_list): Accept '*' and '?' specially.
(input_section_spec): Accept '?' specially.
(statement): Change exp to mustbe_exp in length and FILL cases.
(section): Call ldlex_script before section statements, and call
ldlex_popstate after them.
* ldlang.c: Include "fnmatch.h".
(wildcardp): New static function.
(wild_section): Permit the section name to be a wildcard.
(wild_file): New static function, broken out of wild.
(wild): Call wild_file. Permit the file name to be a wildcard.
(open_input_bfds): Don't call lookup_name for a wildcard pattern.
* Makefile.in: Rebuild dependencies.
(CFILES): Add fnmatch.c.
(HFILES): Add fnmatch.h.
(OFILES): Add fnmatch.o.
* ld.texinfo: Document that file and section names can now be
wildcard patterns.
* ldlang.c (lang_place_orphans): Correct condition: place a common
section if not relocateable or if common definitions are forced.
(SECTION_NAME_MAP_LENGTH): Define.
(print_size, print_alignment, print_fill, print_section): Remove.
(print_flags): Remove.
(lang_map): Rewrite.
(print_output_section_statement): Rewrite.
(print_assignment): Rewrite.
(print_one_symbol): Rewrite.
(print_input_section): Rewrite.
(print_fill_statement): Rewrite.
(print_data_statement): Rewrite.
(print_address_statement): New static function.
(print_reloc_statement): Rewrite.
(print_padding_statement): Rewrite.
(print_wild_statement): Rewrite.
(print_statement_list): Clean up.
(print_statement): Clean up. Some minor output changes.
(print_statements): Clean up.
(load_symbols): Put another - before -whole-archive.
* ldexp.c (exp_print_tree): Change etree_value and etree_rel to
print 0x and to omit leading zeroes. For etree_rel, use %B to
print the BFD. For etree_assign, remove the space after the
destination name.
* ldwrite.c: Include "libiberty.h".
(clone_section): Call xstrdup, not strdup.
(ldwrite): Don't print any map information.
(print_symbol_table, print_file_stuff, print_symbol): Remove.
* ldmain.c (main): Call lang_map when appropriate.
* ldmisc.c (vfinfo): Add support for %W.
(print_address): Remove.
* ldmisc.h (print_address): Don't declare.
* Makefile.in: Rebuild dependencies.
* ldmisc.c: Include "libiberty.h". Include demangle.h with "",
not <>.
(demangle): Make non-static. Remove remove_underscore paramter.
Always return an allocated string.
(vfinfo): Free result of demangle. Add case 'G'. Use %T to print
functionname, rather than calling demangle. Print a colon between
the BFD(section+offset) and the line number.
* ldmain.c (add_archive_element): Improve format of archive
information in map file.
(constructor_callback): Don't print anything to the map file.
* ldlang.c (lang_one_common): Improve format of common symbol
information in map file.
* ldctor.c (ldctor_build_sets): If producing a map file, print set
information.
* ldwrite.c (print_symbol_table): Print a newline before the
header in the map file.
* Makefile.in: Rebuild dependencies.
(wild_doit): Discard sections with SEC_EXCLUDE set if not doing a
relocateable link. Don't worry about section being NULL, since it
never should be. Don't call init_os unless the section is going
to be added.
(ldlang_add_file): Call section_already_linked for each section.
* ldmain.c (multiple_definition): Don't warn about multiple
definitions in sections which are being discarded.
* ldlang.c (init_os): Fail on an attempt to initialize any section
named DISCARD_SECTION_NAME.
(wild_doit): Discard input sections assigned to an output section
named DISCARD_SECTION_NAME.
* ld.texinfo: Document use of /DISCARD/.
* ldlang.h (lang_input_statement_type): Add whole_archive field.
* ldlang.c (new_afile): Set whole_archive field.
(load_symbols): Check input file specific whole_archive field
rather than global variable.
* ld.texinfo, ld.1: Document --no-whole-archive.
PR 9094.
* ldexp.h (exp_get_abs_int): Update declaration.
* ldlang.c (print_output_section_statement): Use fprintf_vma to
print return value of exp_get_abs_int.
PR 8142.
linker scripts if place is not NULL. Put commands found in an
assumed linker script into place.
(lookup_name): Pass NULL as place argument to load_symbols.
(open_input_bfds): In lang_input_statement_enum case, pass a place
argument to load_symbols, and store any new statements after the
current one.
PR 5917.
bfd_check_format_matches, and, if ambiguous, print a list of
matching formats. If file format is not recognized, treat file as
a linker script.
* ldgram.y (yyerror): If assuming an object file is a script,
mention that. Tweak the format of the error messages.
* ldlex.l (lex_warn_invalid): If assuming an object is a script,
guess that this is not actually a script, and just report that the
file format was not recognized.
* ld.texinfo (Options): Admit that -( may be used more than once.
Add note that unrecognized object files are now treated as linker
scripts.
* ldfile.c (ldfile_input_filename): Make const.
(ldfile_assumed_script): New variable.
(try_open): Change arguments types to const.
(ldfile_find_command_file): Likewise.
(ldfile_open_command_file): Likewise. Also, set lineno to 1.
* ldfile.h: Update declarations for ldfile.c changes.
* ldlex.l: Include <ctype.h>.
(file_name_stack): Change to be const char *.
(lineno_stack): New static variable.
(<<EOF>>): Set lineno as well as ldfile_input_filename.
(lex_push_file): Make name argument const. Initialize
lineno_stack entry.
(lex_redirect): Initialize lineno_stack entry.
(lex_warn_invalid): Handle non printable characters nicely.
* ldlex.h (lex_push_file): Declare second argument as const.
* ldgram.y (ifile_p1): Recognize GROUP.
* ldlex.l: Recognize GROUP.
* ld.texinfo (Option Commands): Document GROUP.
lang_one_common as power of two.
(lang_one_common): Get common symbol alignment from linker hash
table entry. Treat desired alignment as a power of two.
* lexsup.c (parse_args): Add traditional_format to longopts, and
handle it.
* ldmain.c (main): Initialize config.traditional_format to false.
* ldlang.c (ldlang_open_output): Set BFD_TRADITIONAL_FORMAT in BFD
flags of output_bfd according to config.traditional_format.
* ld.texinfo: Document -traditional-format.
total_size, superfile and chain.
* ldfile.c (open_a): Don't clear search_dirs_flag.
(ldfile_open_file): Don't try to open superfile. Assert that file
has not already been opened.
* ldlang.c (new_afile): Don't initialize superfile.
* ldmain.c (add_archive_element): Don't initialize subfiles or
chain or superfile. Initialize search_dirs_flag to false.
* ldlang.c (out_bfd_get_section_by_name): Remove.
(wild_section): Call bfd_get_section_by_name rather than
our_bfd_get_section_by_name. Don't call wild_doit if there is no
section.
(lang_create_output_section_statements): Remove.
(map_input_to_output_sections): For several cases, call init_os if
it has not already been called.
(lang_size_sections): If output section was not created, skip it.
(lang_process): Don't call lan_create_output_section_statements.
(lang_place_orphans): Skip files with just_syms_flags set to true.
* ld.texinfo: Document change.
Ian Lance Taylor
David Edelsohn
Ken Raeburn
Steve Chamberlain