binutils-gdb/ld/ldmain.c

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/* Main program of GNU linker.
Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
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Free Software Foundation, Inc.
Written by Steve Chamberlain steve@cygnus.com
2007-07-06 16:09:45 +02:00
This file is part of the GNU Binutils.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
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#include "sysdep.h"
#include "bfd.h"
#include "safe-ctype.h"
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#include "libiberty.h"
#include "progress.h"
#include "bfdlink.h"
#include "filenames.h"
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#include "ld.h"
#include "ldmain.h"
#include "ldmisc.h"
#include "ldwrite.h"
#include "ldexp.h"
#include "ldlang.h"
#include <ldgram.h>
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#include "ldlex.h"
#include "ldfile.h"
#include "ldemul.h"
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#include "ldctor.h"
Applied patch series for LD plugin interface (six parts). [PATCH] Add infrastructure for plugin API; functionality to follow. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * plugin-api.h (LDPT_GNU_LD_VERSION): New ld_plugin_tag enum member. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * configure.in: Add AC_CHECKs for file io and dlfcn headers and functions and AC_SEARCH for -ldl. (enable_plugins): New shell variable set if above tests find dlopen functionality. (ENABLE_PLUGINS): Add related automake conditional. * configure: Regenerate. * config.in: Likewise. * Makefile.am (PLUGIN_C): Declare plugin C source file, conditional on ENABLE_PLUGINS being defined. (PLUGIN_H): Likewise for header file. (PLUGIN_OBJECT): Likewise for object file. (PLUGIN_CFLAGS): Likewise -D flag required to compile plugin support. (AM_CPPFLAGS): Use PLUGIN_CFLAGS. (CFILES): Use PLUGIN_C. (HFILES): Use PLUGIN_H. (OFILES): Use PLUGIN_OBJECT. (ld_new_SOURCES): Use PLUGIN_C. (noinst_LTLIBRARIES)[ENABLE_PLUGINS]: Declare test plugin. (libldtestplug_la_SOURCES)[ENABLE_PLUGINS]: Add automake definition for test plugin. (libldtestplug_la_CFLAGS)[ENABLE_PLUGINS]: Likewise. (libldtestplug_la_LDFLAGS)[ENABLE_PLUGINS]: Likewise. * Makefile.in: Regenerate. * sysdep.h: Include stdarg.h, unistd.h and one of fcntl.h or sys/file.h where available. Include dlfcn.h when ENABLE_PLUGINS. (O_RDONLY): Supply default definition likewise to bfd's sysdep.h (O_WRONLY): Likewise. (O_RDWR): Likewise. (O_ACCMODE): Likewise. (O_BINARY): Likewise. (SEEK_SET): Likewise. (SEEK_CUR): Likewise. (SEEK_END): Likewise. * ldmisc.c (vfinfo): Make non-static. Add %p format char. * ldmisc.h (vfinfo): Declare extern prototype. * lexsup.c (enum option_values)[ENABLE_PLUGINS]: Add new entries for OPTION_PLUGIN and OPTION_PLUGIN_OPT. (ld_options[])[ENABLE_PLUGINS]: Add option data for the above two. (parse_args)[ENABLE_PLUGINS]: Handle them, and load all plugins once option parsing is complete. * ldmain.c (main)[ENABLE_PLUGINS]: Call plugin cleanup hooks just after lang_finish. * plugin.c: New source file. * plugin.h: Likewise new header. * testplug.c: New source file. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * ld-bootstrap/bootstrap.exp: Skip static tests also if LD plugins are enabled. * lib/ld-lib.exp (proc regexp_diff): Extend verbose debug output. (proc set_file_contents): Write a file with the supplied content. (run_ld_link_tests): Add new 'ld' action to test linker output. (proc check_plugin_api_available): Return true if linker under test supports the plugin API. * ld-plugin/func.c: New test source file. * ld-plugin/main.c: Likewise. * ld-plugin/text.c: Likewise. * ld-plugin/plugin-1.d: New dump test output pattern script. * ld-plugin/plugin-2.d: Likewise. * ld-plugin/plugin-3.d: Likewise. * ld-plugin/plugin-4.d: Likewise. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin.exp: New test control script. --- [PATCH] Implement claim file and all symbols read hooks and add symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ldfile.c (ldfile_try_open_bfd)[ENABLE_PLUGINS]: Don't return early during compat checks if they pass, instead offer any successfully opened and accepted file to the plugin claim file hooks chain. Create a dummy bfd to accept symbols added by the plugin, if the plugin claims the file. * ldlang.c (lang_process)[ENABLE_PLUGINS]: Call plugin all symbols read hook chain before ldemul_after_open. * ldlang.h (struct lang_input_statement_struct): Add new single-bit 'claimed' flag. * plugin.c (IRONLY_SUFFIX): New macro for dummy bfd file suffix. (IRONLY_SUFFIX_LEN): Length of the above string. (plugin_get_ir_dummy_bfd): New function to create the dummy bfd used to store symbols for ir-only files. (is_ir_dummy_bfd): New function to check if a bfd is ir-only. (asymbol_from_plugin_symbol): New function converts symbol formats. (add_symbols): Call it to convert plugin syms to bfd syms and add them to the dummy bfd. * plugin.h: Add missing include guards. (plugin_get_ir_dummy_bfd): Add prototype. (is_ir_dummy_bfd): Likewise. * testplug.c (TV_MESSAGE): New helper macro. (struct claim_file): New struct. (claim_file_t): New typedef. (tag_names[]): Make static and const. (claimfiles_list): New variable. (claimfiles_tail_chain_ptr): Likewise. (last_claimfile): Likewise. (record_claim_file): Record a file to claim on a singly-linked list. (parse_symdefstr): Parse an ASCII representation of a symbol from a plugin option into the fields of a struct ld_plugin_symbol. (record_claimed_file_symbol): Use it to parse plugin option for adding a symbol. (parse_option): Parse claim file and add symbol options. (dump_tv_tag): Use TV_MESSAGE. (onload): Likewise. (onclaim_file): Make static. Use TV_MESSAGE. Scan list of files to claim and claim this file if required, adding any symbols specified. (onall_symbols_read): Make static and use TV_MESSAGE. (oncleanup): Likewise. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ld-plugin/plugin-3.d: Enable regexes for new functionality. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin-6.d: New testcase. * ld-plugin/plugin-7.d: Likewise. * ld-plugin/plugin.exp: Use 'nm' on compiled test objects to determine whether symbols in plugin arguments need an underscore prefix. Add new plugin-6.d and plugin-7.d testcases. --- [PATCH] Implement get symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ldmain.c (notice)[ENABLE_PLUGINS]: Call plugin_notice. * plugin.c (non_ironly_hash): Add new bfd hash table. (plugin_load_plugins): Exit early if no plugins to load. If plugins do load successfully, set notice_all flag in link info. (get_symbols): Implement. (plugin_load_plugins): Exit early if no plugins to load, else after loading plugins successfully enable notice_all mode. (init_non_ironly_hash): Lazily init non_ironly_hash table. (plugin_notice): Record symbols referenced from non-IR files in the non_ironly_hash. Suppress tracing, cref generation and nocrossrefs tracking for symbols from dummy IR bfds. * plugin.h: Fix formatting. (plugin_notice): Add prototype. * testplug.c (dumpresolutions): New global var. (parse_options): Accept "dumpresolutions". (onall_symbols_read): Get syms and dump resolutions if it was given. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ld-plugin/plugin-8.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Implement add input file, add input lib and set extra lib path callbacks. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ldlang.c (lang_process)[ENABLE_PLUGINS]: Move invocation of plugin_call_all_symbols_read to before setting of gc_sym_list, and open any new input files that may have been added during it. * ldmain.c (multiple_definition)[ENABLE_PLUGINS]: Call out to plugin_multiple_definition and let it have first say over what to do with the clashing definitions. * plugin.c (no_more_claiming): New boolean variable. (plugin_cached_allow_multiple_defs): Likewise. (add_input_file): Implement. (add_input_library): Likewise. (set_extra_library_path): Likewise. (plugin_call_claim_file): Don't do anything when no_more_claiming set. (plugin_call_all_symbols_read): Set it. Disable link info "allow_multiple_definition" flag, but cache its value. (plugin_multiple_definition): New function. * plugin.h (plugin_multiple_definition): Add prototype. * testplug.c (addfile_enum_t): New enumerated typedef. (add_file_t): New struct typedef. (addfiles_list): New variable. (addfiles_tail_chain_ptr): Likewise. (record_add_file): New function. (parse_option): Parse "add:", "lib:" and "dir:" options and call it. (onall_symbols_read): Iterate the list of new files, libs and dirs, adding them. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ld-plugin/plugin-9.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Add ELF symbol visibility support to plugin interface. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * plugin.c (asymbol_from_plugin_symbol): If the bfd is an ELF bfd, find the elf symbol data and set the visibility in the st_other field. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * ld-plugin/plugin-ignore.d: New dump test control script. * ld-plugin/plugin-vis-1.d: Likewise. * ld-plugin/plugin.exp: Add list of ELF-only tests and run them if testing on an ELF target. --- [PATCH] Add archive support to plugin interface. bfd/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * aoutx.h (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * cofflink.c (coff_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (coff_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * ecoff.c (read_ext_syms_and_strs): New function holds symbol-reading code factored-out from ecoff_link_check_archive_element. (reread_ext_syms_and_strs): Clear old symbols and call it. (ecoff_link_check_archive_element): Use the above. Handle substitute BFD if one is set by add_archive_element callback. (ecoff_link_add_archive_symbols): Likewise allow bfd substitution. * elflink.c (elf_link_add_archive_symbols): Likewise. * linker.c (generic_link_check_archive_element): Likewise. * pdp11.c (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * vms-alpha.c (alpha_vms_link_add_archive_symbols): Handle substitute BFD if one is set by add_archive_element callback. * xcofflink.c (xcoff_link_check_dynamic_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (xcoff_link_check_ar_symbols): Likewise. (xcoff_link_check_archive_element): Handle bfd substitution if it was set by callback in the above. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * bfdlink.h (struct_bfd_link_callbacks): Document new argument to add_archive_element callback used to return a replacement bfd which is to be added to the hash table in place of the original element. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ldlang.c (load_symbols): Handle bfd subsitution when calling the add_archive_element callback. * ldmain.c (add_archive_element)[ENABLE_PLUGINS]: Offer the archive member to the plugins and if claimed set "subsbfd" output parameter to point to the dummy IR-only BFD. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ld-plugin/plugin-10.d: New dump test control script. * ld-plugin/plugin-11.d: Likewise. * ld-plugin/plugin.exp: Run them. ---
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#ifdef ENABLE_PLUGINS
#include "plugin.h"
#include "plugin-api.h"
#include "libbfd.h"
#endif /* ENABLE_PLUGINS */
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/* Somewhere above, sys/stat.h got included. */
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#if !defined(S_ISDIR) && defined(S_IFDIR)
#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
#endif
#include <string.h>
#ifdef HAVE_SBRK
#if !HAVE_DECL_SBRK
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extern void *sbrk ();
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#endif
#endif
* Makefile.am (eelf32iq10.c): Fix tab/whitespace mixup. * Makefile.am (ldmain.o): Add @TARGET_SYSTEM_ROOT_DEFINE@. (GENSCRIPTS): Add @use_sysroot@. * Makefile.in: Regenerated. * configure.host: Move setting of NATIVE_LIB_DIRS to... * configure.tgt: ... here. Use ${target} instead of ${host} for NATIVE_LIB_DIRS. * configure.in: Add --with-sysroot. * configure: Regenerated. * genscripts.sh: Accept use_sysroot option. Set new variables NATIVE and USE_LIBPATH. Prepend "=" to directory names if $use_sysroot. Don't search $tool_lib if $use_sysroot. * ldfile.c (ldfile_add_library_path): Handle leading '='. * ldmain.c (TARGET_SYSTEM_ROOT): Define if not defined. (ld_sysroot): New variable. (main): Initialize ld_sysroot. * ldmain.h (ld_sysroot): New extern. * emultempl/elf32.em: Use NATIVE and USE_LIBPATH instead of searching $EMULATION_LIBPATH. (gld${EMULATION_NAME}_add_sysroot): New function. (gld${EMULATION_NAME}_check_ld_so_conf): Use it. Honor ld_sysroot. (gld${EMULATION_NAME}_after_open): Likewise. Only search environment variables if $NATIVE. * ld.texinfo (Options): Mention "=" prefix in the description of -L. * NEWS: Mention --with-sysroot. * emulparams/elf32bmipn32-defs.sh: Set NATIVE and LIBPATH_SUFFIX instead of setting LIB_PATH. * emulparams/elf32ppc.sh: Likewise. * emulparams/elf64_s390.sh: Likewise. * emulparams/elf64_sparc.sh: Likewise. * emulparams/elf64ppc.sh: Likewise. * emulparams/elf_x86_64.sh: Likewise. * emulparams/elf64_aix.sh: Add "=" prefixes to LIB_PATH. * emulparams/elf64hppa.sh: Add "=" prefixes to LIB_PATH.
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#ifndef TARGET_SYSTEM_ROOT
#define TARGET_SYSTEM_ROOT ""
#endif
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/* EXPORTS */
FILE *saved_script_handle = NULL;
FILE *previous_script_handle = NULL;
bfd_boolean force_make_executable = FALSE;
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char *default_target;
const char *output_filename = "a.out";
/* Name this program was invoked by. */
char *program_name;
* Makefile.am (eelf32iq10.c): Fix tab/whitespace mixup. * Makefile.am (ldmain.o): Add @TARGET_SYSTEM_ROOT_DEFINE@. (GENSCRIPTS): Add @use_sysroot@. * Makefile.in: Regenerated. * configure.host: Move setting of NATIVE_LIB_DIRS to... * configure.tgt: ... here. Use ${target} instead of ${host} for NATIVE_LIB_DIRS. * configure.in: Add --with-sysroot. * configure: Regenerated. * genscripts.sh: Accept use_sysroot option. Set new variables NATIVE and USE_LIBPATH. Prepend "=" to directory names if $use_sysroot. Don't search $tool_lib if $use_sysroot. * ldfile.c (ldfile_add_library_path): Handle leading '='. * ldmain.c (TARGET_SYSTEM_ROOT): Define if not defined. (ld_sysroot): New variable. (main): Initialize ld_sysroot. * ldmain.h (ld_sysroot): New extern. * emultempl/elf32.em: Use NATIVE and USE_LIBPATH instead of searching $EMULATION_LIBPATH. (gld${EMULATION_NAME}_add_sysroot): New function. (gld${EMULATION_NAME}_check_ld_so_conf): Use it. Honor ld_sysroot. (gld${EMULATION_NAME}_after_open): Likewise. Only search environment variables if $NATIVE. * ld.texinfo (Options): Mention "=" prefix in the description of -L. * NEWS: Mention --with-sysroot. * emulparams/elf32bmipn32-defs.sh: Set NATIVE and LIBPATH_SUFFIX instead of setting LIB_PATH. * emulparams/elf32ppc.sh: Likewise. * emulparams/elf64_s390.sh: Likewise. * emulparams/elf64_sparc.sh: Likewise. * emulparams/elf64ppc.sh: Likewise. * emulparams/elf_x86_64.sh: Likewise. * emulparams/elf64_aix.sh: Add "=" prefixes to LIB_PATH. * emulparams/elf64hppa.sh: Add "=" prefixes to LIB_PATH.
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/* The prefix for system library directories. */
const char *ld_sysroot;
* Makefile.am (eelf32iq10.c): Fix tab/whitespace mixup. * Makefile.am (ldmain.o): Add @TARGET_SYSTEM_ROOT_DEFINE@. (GENSCRIPTS): Add @use_sysroot@. * Makefile.in: Regenerated. * configure.host: Move setting of NATIVE_LIB_DIRS to... * configure.tgt: ... here. Use ${target} instead of ${host} for NATIVE_LIB_DIRS. * configure.in: Add --with-sysroot. * configure: Regenerated. * genscripts.sh: Accept use_sysroot option. Set new variables NATIVE and USE_LIBPATH. Prepend "=" to directory names if $use_sysroot. Don't search $tool_lib if $use_sysroot. * ldfile.c (ldfile_add_library_path): Handle leading '='. * ldmain.c (TARGET_SYSTEM_ROOT): Define if not defined. (ld_sysroot): New variable. (main): Initialize ld_sysroot. * ldmain.h (ld_sysroot): New extern. * emultempl/elf32.em: Use NATIVE and USE_LIBPATH instead of searching $EMULATION_LIBPATH. (gld${EMULATION_NAME}_add_sysroot): New function. (gld${EMULATION_NAME}_check_ld_so_conf): Use it. Honor ld_sysroot. (gld${EMULATION_NAME}_after_open): Likewise. Only search environment variables if $NATIVE. * ld.texinfo (Options): Mention "=" prefix in the description of -L. * NEWS: Mention --with-sysroot. * emulparams/elf32bmipn32-defs.sh: Set NATIVE and LIBPATH_SUFFIX instead of setting LIB_PATH. * emulparams/elf32ppc.sh: Likewise. * emulparams/elf64_s390.sh: Likewise. * emulparams/elf64_sparc.sh: Likewise. * emulparams/elf64ppc.sh: Likewise. * emulparams/elf_x86_64.sh: Likewise. * emulparams/elf64_aix.sh: Add "=" prefixes to LIB_PATH. * emulparams/elf64hppa.sh: Add "=" prefixes to LIB_PATH.
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/* The canonical representation of ld_sysroot. */
char * ld_canon_sysroot;
int ld_canon_sysroot_len;
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/* Set by -G argument, for MIPS ECOFF target. */
int g_switch_value = 8;
/* Nonzero means print names of input files as processed. */
bfd_boolean trace_files;
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/* Nonzero means same, but note open failures, too. */
bfd_boolean trace_file_tries;
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/* Nonzero means version number was printed, so exit successfully
instead of complaining if no input files are given. */
bfd_boolean version_printed;
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/* Nonzero means link in every member of an archive. */
bfd_boolean whole_archive;
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/* True means only create DT_NEEDED entries for dynamic libraries
if they actually satisfy some reference in a regular object. */
bfd_boolean add_DT_NEEDED_for_regular;
/* True means create DT_NEEDED entries for dynamic libraries that
are DT_NEEDED by dynamic libraries specifically mentioned on
the command line. */
bfd_boolean add_DT_NEEDED_for_dynamic = TRUE;
/* TRUE if we should demangle symbol names. */
bfd_boolean demangling;
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args_type command_line;
ld_config_type config;
ld/ 2004-10-04 H.J. Lu <hongjiu.lu@intel.com> * NEWS: Mention SORT_BY_NAME, SORT_BY_ALIGNMENT and --sort-section name|alignment. * ld.texinfo: Document SORT_BY_NAME, SORT_BY_ALIGNMENT and --sort-section name|alignment. * ld.h (sort_type): New enum. (wildcard_spec): Change the type of `sorted' to sort_type. * ldgram.y (SORT): Removed. (SORT_BY_NAME): Added. (SORT_BY_ALIGNMENT): Added. (wildcard_spec): Updated `sorted'. Handle SORT_BY_NAME and SORT_BY_ALIGNMENT. (input_section_spec_no_keep): Updated `sorted'. (statement): Replace SORT with SORT_BY_NAME. * ldlang.c (compare_section): New function to compare 2 sections with different sorting schemes. (wild_sort): Updated. Use compare_section. (update_wild_statements): New function. (lang_process): Call update_wild_statements before map_input_to_output_sections. * ldlex.l (SORT_BY_NAME): New. (SORT_BY_ALIGNMENT): New. (SORT): Return SORT_BY_NAME. * ldmain.c (sort_section): New. Defined. (main): Initialize it to none. * lexsup.c (option_values): Add OPTION_SORT_SECTION. (ld_options): Add an entry for OPTION_SORT_SECTION. (parse_args): Handle OPTION_SORT_SECTION. * mri.c (mri_draw_tree): Updated `sorted'. ld/testsuite/ 2004-10-04 H.J. Lu <hongjiu.lu@intel.com> * ld-scripts/sort.exp: New file for section sorting tests. * ld-scripts/sort_b_a.d: Likewise * ld-scripts/sort_b_a.s: Likewise * ld-scripts/sort_b_a.t: Likewise * ld-scripts/sort_b_a_a-1.d: Likewise * ld-scripts/sort_b_a_a-2.d: Likewise * ld-scripts/sort_b_a_a-3.d: Likewise * ld-scripts/sort_b_a_a.t: Likewise * ld-scripts/sort_b_a_n-1.d: Likewise * ld-scripts/sort_b_a_n-2.d: Likewise * ld-scripts/sort_b_a_n-3.d: Likewise * ld-scripts/sort_b_a_n.t: Likewise * ld-scripts/sort_b_n.d: Likewise * ld-scripts/sort_b_n.s: Likewise * ld-scripts/sort_b_n.t: Likewise * ld-scripts/sort_b_n_a-1.d: Likewise * ld-scripts/sort_b_n_a-2.d: Likewise * ld-scripts/sort_b_n_a-3.d: Likewise * ld-scripts/sort_b_n_a.t: Likewise * ld-scripts/sort_b_n_n-1.d: Likewise * ld-scripts/sort_b_n_n-2.d: Likewise * ld-scripts/sort_b_n_n-3.d: Likewise * ld-scripts/sort_b_n_n.t: Likewise * ld-scripts/sort_n_a-a.s: Likewise * ld-scripts/sort_n_a-b.s: Likewise * ld-scripts/sort_no-1.d: Likewise * ld-scripts/sort_no-2.d: Likewise * ld-scripts/sort_no.t: Likewise
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sort_type sort_section;
static const char *get_sysroot
(int, char **);
static char *get_emulation
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(int, char **);
static bfd_boolean add_archive_element
Applied patch series for LD plugin interface (six parts). [PATCH] Add infrastructure for plugin API; functionality to follow. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * plugin-api.h (LDPT_GNU_LD_VERSION): New ld_plugin_tag enum member. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * configure.in: Add AC_CHECKs for file io and dlfcn headers and functions and AC_SEARCH for -ldl. (enable_plugins): New shell variable set if above tests find dlopen functionality. (ENABLE_PLUGINS): Add related automake conditional. * configure: Regenerate. * config.in: Likewise. * Makefile.am (PLUGIN_C): Declare plugin C source file, conditional on ENABLE_PLUGINS being defined. (PLUGIN_H): Likewise for header file. (PLUGIN_OBJECT): Likewise for object file. (PLUGIN_CFLAGS): Likewise -D flag required to compile plugin support. (AM_CPPFLAGS): Use PLUGIN_CFLAGS. (CFILES): Use PLUGIN_C. (HFILES): Use PLUGIN_H. (OFILES): Use PLUGIN_OBJECT. (ld_new_SOURCES): Use PLUGIN_C. (noinst_LTLIBRARIES)[ENABLE_PLUGINS]: Declare test plugin. (libldtestplug_la_SOURCES)[ENABLE_PLUGINS]: Add automake definition for test plugin. (libldtestplug_la_CFLAGS)[ENABLE_PLUGINS]: Likewise. (libldtestplug_la_LDFLAGS)[ENABLE_PLUGINS]: Likewise. * Makefile.in: Regenerate. * sysdep.h: Include stdarg.h, unistd.h and one of fcntl.h or sys/file.h where available. Include dlfcn.h when ENABLE_PLUGINS. (O_RDONLY): Supply default definition likewise to bfd's sysdep.h (O_WRONLY): Likewise. (O_RDWR): Likewise. (O_ACCMODE): Likewise. (O_BINARY): Likewise. (SEEK_SET): Likewise. (SEEK_CUR): Likewise. (SEEK_END): Likewise. * ldmisc.c (vfinfo): Make non-static. Add %p format char. * ldmisc.h (vfinfo): Declare extern prototype. * lexsup.c (enum option_values)[ENABLE_PLUGINS]: Add new entries for OPTION_PLUGIN and OPTION_PLUGIN_OPT. (ld_options[])[ENABLE_PLUGINS]: Add option data for the above two. (parse_args)[ENABLE_PLUGINS]: Handle them, and load all plugins once option parsing is complete. * ldmain.c (main)[ENABLE_PLUGINS]: Call plugin cleanup hooks just after lang_finish. * plugin.c: New source file. * plugin.h: Likewise new header. * testplug.c: New source file. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * ld-bootstrap/bootstrap.exp: Skip static tests also if LD plugins are enabled. * lib/ld-lib.exp (proc regexp_diff): Extend verbose debug output. (proc set_file_contents): Write a file with the supplied content. (run_ld_link_tests): Add new 'ld' action to test linker output. (proc check_plugin_api_available): Return true if linker under test supports the plugin API. * ld-plugin/func.c: New test source file. * ld-plugin/main.c: Likewise. * ld-plugin/text.c: Likewise. * ld-plugin/plugin-1.d: New dump test output pattern script. * ld-plugin/plugin-2.d: Likewise. * ld-plugin/plugin-3.d: Likewise. * ld-plugin/plugin-4.d: Likewise. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin.exp: New test control script. --- [PATCH] Implement claim file and all symbols read hooks and add symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ldfile.c (ldfile_try_open_bfd)[ENABLE_PLUGINS]: Don't return early during compat checks if they pass, instead offer any successfully opened and accepted file to the plugin claim file hooks chain. Create a dummy bfd to accept symbols added by the plugin, if the plugin claims the file. * ldlang.c (lang_process)[ENABLE_PLUGINS]: Call plugin all symbols read hook chain before ldemul_after_open. * ldlang.h (struct lang_input_statement_struct): Add new single-bit 'claimed' flag. * plugin.c (IRONLY_SUFFIX): New macro for dummy bfd file suffix. (IRONLY_SUFFIX_LEN): Length of the above string. (plugin_get_ir_dummy_bfd): New function to create the dummy bfd used to store symbols for ir-only files. (is_ir_dummy_bfd): New function to check if a bfd is ir-only. (asymbol_from_plugin_symbol): New function converts symbol formats. (add_symbols): Call it to convert plugin syms to bfd syms and add them to the dummy bfd. * plugin.h: Add missing include guards. (plugin_get_ir_dummy_bfd): Add prototype. (is_ir_dummy_bfd): Likewise. * testplug.c (TV_MESSAGE): New helper macro. (struct claim_file): New struct. (claim_file_t): New typedef. (tag_names[]): Make static and const. (claimfiles_list): New variable. (claimfiles_tail_chain_ptr): Likewise. (last_claimfile): Likewise. (record_claim_file): Record a file to claim on a singly-linked list. (parse_symdefstr): Parse an ASCII representation of a symbol from a plugin option into the fields of a struct ld_plugin_symbol. (record_claimed_file_symbol): Use it to parse plugin option for adding a symbol. (parse_option): Parse claim file and add symbol options. (dump_tv_tag): Use TV_MESSAGE. (onload): Likewise. (onclaim_file): Make static. Use TV_MESSAGE. Scan list of files to claim and claim this file if required, adding any symbols specified. (onall_symbols_read): Make static and use TV_MESSAGE. (oncleanup): Likewise. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ld-plugin/plugin-3.d: Enable regexes for new functionality. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin-6.d: New testcase. * ld-plugin/plugin-7.d: Likewise. * ld-plugin/plugin.exp: Use 'nm' on compiled test objects to determine whether symbols in plugin arguments need an underscore prefix. Add new plugin-6.d and plugin-7.d testcases. --- [PATCH] Implement get symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ldmain.c (notice)[ENABLE_PLUGINS]: Call plugin_notice. * plugin.c (non_ironly_hash): Add new bfd hash table. (plugin_load_plugins): Exit early if no plugins to load. If plugins do load successfully, set notice_all flag in link info. (get_symbols): Implement. (plugin_load_plugins): Exit early if no plugins to load, else after loading plugins successfully enable notice_all mode. (init_non_ironly_hash): Lazily init non_ironly_hash table. (plugin_notice): Record symbols referenced from non-IR files in the non_ironly_hash. Suppress tracing, cref generation and nocrossrefs tracking for symbols from dummy IR bfds. * plugin.h: Fix formatting. (plugin_notice): Add prototype. * testplug.c (dumpresolutions): New global var. (parse_options): Accept "dumpresolutions". (onall_symbols_read): Get syms and dump resolutions if it was given. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ld-plugin/plugin-8.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Implement add input file, add input lib and set extra lib path callbacks. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ldlang.c (lang_process)[ENABLE_PLUGINS]: Move invocation of plugin_call_all_symbols_read to before setting of gc_sym_list, and open any new input files that may have been added during it. * ldmain.c (multiple_definition)[ENABLE_PLUGINS]: Call out to plugin_multiple_definition and let it have first say over what to do with the clashing definitions. * plugin.c (no_more_claiming): New boolean variable. (plugin_cached_allow_multiple_defs): Likewise. (add_input_file): Implement. (add_input_library): Likewise. (set_extra_library_path): Likewise. (plugin_call_claim_file): Don't do anything when no_more_claiming set. (plugin_call_all_symbols_read): Set it. Disable link info "allow_multiple_definition" flag, but cache its value. (plugin_multiple_definition): New function. * plugin.h (plugin_multiple_definition): Add prototype. * testplug.c (addfile_enum_t): New enumerated typedef. (add_file_t): New struct typedef. (addfiles_list): New variable. (addfiles_tail_chain_ptr): Likewise. (record_add_file): New function. (parse_option): Parse "add:", "lib:" and "dir:" options and call it. (onall_symbols_read): Iterate the list of new files, libs and dirs, adding them. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ld-plugin/plugin-9.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Add ELF symbol visibility support to plugin interface. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * plugin.c (asymbol_from_plugin_symbol): If the bfd is an ELF bfd, find the elf symbol data and set the visibility in the st_other field. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * ld-plugin/plugin-ignore.d: New dump test control script. * ld-plugin/plugin-vis-1.d: Likewise. * ld-plugin/plugin.exp: Add list of ELF-only tests and run them if testing on an ELF target. --- [PATCH] Add archive support to plugin interface. bfd/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * aoutx.h (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * cofflink.c (coff_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (coff_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * ecoff.c (read_ext_syms_and_strs): New function holds symbol-reading code factored-out from ecoff_link_check_archive_element. (reread_ext_syms_and_strs): Clear old symbols and call it. (ecoff_link_check_archive_element): Use the above. Handle substitute BFD if one is set by add_archive_element callback. (ecoff_link_add_archive_symbols): Likewise allow bfd substitution. * elflink.c (elf_link_add_archive_symbols): Likewise. * linker.c (generic_link_check_archive_element): Likewise. * pdp11.c (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * vms-alpha.c (alpha_vms_link_add_archive_symbols): Handle substitute BFD if one is set by add_archive_element callback. * xcofflink.c (xcoff_link_check_dynamic_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (xcoff_link_check_ar_symbols): Likewise. (xcoff_link_check_archive_element): Handle bfd substitution if it was set by callback in the above. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * bfdlink.h (struct_bfd_link_callbacks): Document new argument to add_archive_element callback used to return a replacement bfd which is to be added to the hash table in place of the original element. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ldlang.c (load_symbols): Handle bfd subsitution when calling the add_archive_element callback. * ldmain.c (add_archive_element)[ENABLE_PLUGINS]: Offer the archive member to the plugins and if claimed set "subsbfd" output parameter to point to the dummy IR-only BFD. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ld-plugin/plugin-10.d: New dump test control script. * ld-plugin/plugin-11.d: Likewise. * ld-plugin/plugin.exp: Run them. ---
2010-10-14 03:31:33 +02:00
(struct bfd_link_info *, bfd *, const char *, bfd **);
static bfd_boolean multiple_definition
(struct bfd_link_info *, struct bfd_link_hash_entry *,
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bfd *, asection *, bfd_vma);
static bfd_boolean multiple_common
(struct bfd_link_info *, struct bfd_link_hash_entry *,
bfd *, enum bfd_link_hash_type, bfd_vma);
static bfd_boolean add_to_set
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(struct bfd_link_info *, struct bfd_link_hash_entry *,
bfd_reloc_code_real_type, bfd *, asection *, bfd_vma);
static bfd_boolean constructor_callback
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(struct bfd_link_info *, bfd_boolean, const char *, bfd *,
asection *, bfd_vma);
static bfd_boolean warning_callback
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(struct bfd_link_info *, const char *, const char *, bfd *,
asection *, bfd_vma);
static void warning_find_reloc
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(bfd *, asection *, void *);
static bfd_boolean undefined_symbol
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(struct bfd_link_info *, const char *, bfd *, asection *, bfd_vma,
bfd_boolean);
static bfd_boolean reloc_overflow
bfd/ 2004-10-21 H.J. Lu <hongjiu.lu@intel.com> PR 463 * aoutx.h (aout_link_input_section_std): Pass proper hash entry to linker reloc_overflow callback. (aout_link_input_section_ext): Likewise. (aout_link_reloc_link_order): Likewise. * coff-a29k.c (coff_a29k_relocate_section): Likewise. * coff-alpha.c (alpha_ecoff_get_relocated_section_contents): Likewise. (alpha_relocate_section): Likewise. * coff-arm.c (coff_arm_relocate_section): Likewise. * coff-h8300.c (h8300_reloc16_extra_cases): Likewise. * coff-h8500.c (extra_case): Likewise. * coff-i960.c (coff_i960_relocate_section): Likewise. * coff-mcore.c (coff_mcore_relocate_section): Likewise. * coff-mips.c (mips_relocate_section): Likewise. * coff-or32.c (coff_or32_relocate_section): Likewise. * coff-ppc.c (coff_ppc_relocate_section): Likewise. * coff-rs6000.c (xcoff_ppc_relocate_section): Likewise. * coff-sh.c (sh_relocate_section): Likewise. * coff-tic80.c (coff_tic80_relocate_section): Likewise. * coff-w65.c (w65_reloc16_extra_cases): Likewise. * coff-z8k.c (extra_case): Likewise. * coff64-rs6000.c (xcoff64_ppc_relocate_section): Likewise. * cofflink.c (_bfd_coff_reloc_link_order): Likewise. (_bfd_coff_generic_relocate_section): Likewise. * ecoff.c (ecoff_reloc_link_order): Likewise. * elf-hppa.h (elf_hppa_relocate_section): Likewise. * elf-m10200.c (mn10200_elf_relocate_section): Likewise. * elf-m10300.c (mn10300_elf_relocate_section): Likewise. * elf32-arm.h (elf32_arm_relocate_section): Likewise. * elf32-avr.c (elf32_avr_relocate_section): Likewise. * elf32-cr16c.c (elf32_cr16c_relocate_section): Likewise. * elf32-cris.c (cris_elf_relocate_section): Likewise. * elf32-crx.c (elf32_crx_relocate_section): Likewise. * elf32-d10v.c (elf32_d10v_relocate_section): Likewise. * elf32-fr30.c (fr30_elf_relocate_section): Likewise. * elf32-frv.c (elf32_frv_relocate_section): Likewise. * elf32-h8300.c (elf32_h8_relocate_section): Likewise. * elf32-hppa.c (elf32_hppa_relocate_section): Likewise. * elf32-i370.c (i370_elf_relocate_section): Likewise. * elf32-i386.c (elf_i386_relocate_section): Likewise. * elf32-i860.c (elf32_i860_relocate_section): Likewise. * elf32-ip2k.c (ip2k_elf_relocate_section): Likewise. * elf32-iq2000.c (iq2000_elf_relocate_section): Likewise. * elf32-m32r.c (m32r_elf_relocate_section): Likewise. * elf32-m68hc1x.c (elf32_m68hc11_relocate_section): Likewise. * elf32-m68k.c (elf_m68k_relocate_section): Likewise. * elf32-mcore.c (mcore_elf_relocate_section): Likewise. * elf32-msp430.c (elf32_msp430_relocate_section): Likewise. * elf32-openrisc.c (openrisc_elf_relocate_section): Likewise. * elf32-ppc.c (ppc_elf_relocate_section): Likewise. * elf32-s390.c (elf_s390_relocate_section): Likewise. * elf32-sh.c (sh_elf_relocate_section): Likewise. * elf32-sparc.c (elf32_sparc_relocate_section): Likewise. * elf32-v850.c (v850_elf_relocate_section): Likewise. * elf32-vax.c (elf_vax_relocate_section): Likewise. * elf32-xstormy16.c (xstormy16_elf_relocate_section): Likewise. * elf64-alpha.c (elf64_alpha_relocate_section): Likewise. * elf64-mmix.c (mmix_elf_relocate_section): Likewise. * elf64-ppc.c (ppc64_elf_relocate_section): Likewise. * elf64-s390.c (elf_s390_relocate_section): Likewise. * elf64-sh64.c (sh_elf64_relocate_section): Likewise. * elf64-sparc.c (sparc64_elf_relocate_section): Likewise. * elf64-x86-64.c (elf64_x86_64_relocate_section): Likewise. * elflink.c (elf_reloc_link_order): Likewise. * elfxx-ia64.c (elfNN_ia64_relocate_section): Likewise. * elfxx-mips.c (_bfd_mips_elf_relocate_section): Likewise. (_bfd_elf_mips_get_relocated_section_contents): Likewise. * linker.c (_bfd_generic_reloc_link_order): Likewise. * pdp11.c (pdp11_aout_link_input_section): Likewise. (aout_link_reloc_link_order): Likewise. * reloc.c (bfd_generic_get_relocated_section_contents): Likewise. * xcofflink.c (xcoff_reloc_link_order): Likewise. * simple.c (simple_dummy_reloc_overflow): Updated. include/ 2004-10-21 H.J. Lu <hongjiu.lu@intel.com> PR 463 * bfdlink.h (bfd_link_callbacks): Add a pointer to struct bfd_link_hash_entry to reloc_overflow. ld/ 2004-10-21 H.J. Lu <hongjiu.lu@intel.com> PR 463 * ldmain.c (reloc_overflow): Accept a pointer to struct bfd_link_hash_entry. Report symbol location for relocation overflow.
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(struct bfd_link_info *, struct bfd_link_hash_entry *, const char *,
const char *, bfd_vma, bfd *, asection *, bfd_vma);
static bfd_boolean reloc_dangerous
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(struct bfd_link_info *, const char *, bfd *, asection *, bfd_vma);
static bfd_boolean unattached_reloc
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(struct bfd_link_info *, const char *, bfd *, asection *, bfd_vma);
static bfd_boolean notice
(struct bfd_link_info *, struct bfd_link_hash_entry *,
bfd *, asection *, bfd_vma, flagword, const char *);
static struct bfd_link_callbacks link_callbacks =
{
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add_archive_element,
multiple_definition,
multiple_common,
add_to_set,
constructor_callback,
warning_callback,
undefined_symbol,
reloc_overflow,
reloc_dangerous,
unattached_reloc,
notice,
einfo,
bfd/ * elf32-spu.c (struct spu_link_hash_table): Add stack_analysis and emit_stack_syms bitfields. (get_sym_h): Read all symbols if stack analysis will be done. (spu_elf_create_sections): Add stack_analysis and emit_stack_syms params, and stash in hash table. (is_hint): Split off from.. (is_branch): ..here. Adjust callers. (spu_elf_size_stubs): Add stack_analysis param. Arrange to read and keep all syms. (write_one_stub): Fix mem leak. (find_function_stack_adjust): New function. (sort_syms_syms, sort_syms_psecs): New vars. (sort_syms): New function. (struct call_info, struct function_info): New. (struct spu_elf_stack_info): New. (alloc_stack_info, maybe_insert_function, func_name): New functions. (is_nop, insns_at_end, check_function_ranges): Likewise. (find_function, insert_callee, mark_functions_via_relocs): Likewise. (pasted_function, interesting_section, discover_functions): Likewise. (mark_non_root, call_graph_traverse, build_call_tree): Likewise. (sum_stack, spu_elf_stack_analysis, spu_elf_final_link): Likewise. (bfd_elf32_bfd_final_link): Define. * elf32-spu.h (struct _spu_elf_section_data): Add stack_info field. (spu_elf_create_sections, spu_elf_size_stubs): Update prototypes. include/ * bfdlink.h (struct bfd_link_info): Add "info" and "minfo". ld/ * ldmain.c (link_callbacks): Init info and minfo fields. * ldmisc.c (minfo): Do nothing if no map file. * emultempl/spuelf.em (stack_analysis, emit_stack_syms): New vars. (spu_after_open): Adjust spu_elf_create_sections call. (spu_before_allocation): Likewise for spu_elf_size_stubs. (OPTION_SPU_STACK_ANALYSIS, OPTION_SPU_STACK_SYMS): Define. (PARSE_AND_LIST_LONGOPTS): Add new entries. (PARSE_AND_LIST_OPTIONS, PARSE_AND_LIST_ARGS_CASES): Likewise. * gen-doc.texi: Add @set for SPU and other missing targets. * ld.texinfo: Update man page selection to match gen-doc.texi. Document SPU features.
2007-04-30 16:06:40 +02:00
info_msg,
minfo,
ldlang_override_segment_assignment
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};
struct bfd_link_info link_info;
static void
ld_cleanup (void)
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{
bfd_cache_close_all ();
#ifdef ENABLE_PLUGINS
plugin_call_cleanup ();
#endif
if (output_filename && delete_output_file_on_failure)
unlink_if_ordinary (output_filename);
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}
int
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main (int argc, char **argv)
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{
char *emulation;
long start_time = get_run_time ();
#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
setlocale (LC_MESSAGES, "");
#endif
#if defined (HAVE_SETLOCALE)
setlocale (LC_CTYPE, "");
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#endif
bindtextdomain (PACKAGE, LOCALEDIR);
textdomain (PACKAGE);
program_name = argv[0];
xmalloc_set_program_name (program_name);
START_PROGRESS (program_name, 0);
expandargv (&argc, &argv);
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bfd_init ();
bfd_set_error_program_name (program_name);
xatexit (ld_cleanup);
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/* Set up the sysroot directory. */
ld_sysroot = get_sysroot (argc, argv);
if (*ld_sysroot)
* Makefile.am (eelf32iq10.c): Fix tab/whitespace mixup. * Makefile.am (ldmain.o): Add @TARGET_SYSTEM_ROOT_DEFINE@. (GENSCRIPTS): Add @use_sysroot@. * Makefile.in: Regenerated. * configure.host: Move setting of NATIVE_LIB_DIRS to... * configure.tgt: ... here. Use ${target} instead of ${host} for NATIVE_LIB_DIRS. * configure.in: Add --with-sysroot. * configure: Regenerated. * genscripts.sh: Accept use_sysroot option. Set new variables NATIVE and USE_LIBPATH. Prepend "=" to directory names if $use_sysroot. Don't search $tool_lib if $use_sysroot. * ldfile.c (ldfile_add_library_path): Handle leading '='. * ldmain.c (TARGET_SYSTEM_ROOT): Define if not defined. (ld_sysroot): New variable. (main): Initialize ld_sysroot. * ldmain.h (ld_sysroot): New extern. * emultempl/elf32.em: Use NATIVE and USE_LIBPATH instead of searching $EMULATION_LIBPATH. (gld${EMULATION_NAME}_add_sysroot): New function. (gld${EMULATION_NAME}_check_ld_so_conf): Use it. Honor ld_sysroot. (gld${EMULATION_NAME}_after_open): Likewise. Only search environment variables if $NATIVE. * ld.texinfo (Options): Mention "=" prefix in the description of -L. * NEWS: Mention --with-sysroot. * emulparams/elf32bmipn32-defs.sh: Set NATIVE and LIBPATH_SUFFIX instead of setting LIB_PATH. * emulparams/elf32ppc.sh: Likewise. * emulparams/elf64_s390.sh: Likewise. * emulparams/elf64_sparc.sh: Likewise. * emulparams/elf64ppc.sh: Likewise. * emulparams/elf_x86_64.sh: Likewise. * emulparams/elf64_aix.sh: Add "=" prefixes to LIB_PATH. * emulparams/elf64hppa.sh: Add "=" prefixes to LIB_PATH.
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{
if (*TARGET_SYSTEM_ROOT == 0)
* Makefile.am (eelf32iq10.c): Fix tab/whitespace mixup. * Makefile.am (ldmain.o): Add @TARGET_SYSTEM_ROOT_DEFINE@. (GENSCRIPTS): Add @use_sysroot@. * Makefile.in: Regenerated. * configure.host: Move setting of NATIVE_LIB_DIRS to... * configure.tgt: ... here. Use ${target} instead of ${host} for NATIVE_LIB_DIRS. * configure.in: Add --with-sysroot. * configure: Regenerated. * genscripts.sh: Accept use_sysroot option. Set new variables NATIVE and USE_LIBPATH. Prepend "=" to directory names if $use_sysroot. Don't search $tool_lib if $use_sysroot. * ldfile.c (ldfile_add_library_path): Handle leading '='. * ldmain.c (TARGET_SYSTEM_ROOT): Define if not defined. (ld_sysroot): New variable. (main): Initialize ld_sysroot. * ldmain.h (ld_sysroot): New extern. * emultempl/elf32.em: Use NATIVE and USE_LIBPATH instead of searching $EMULATION_LIBPATH. (gld${EMULATION_NAME}_add_sysroot): New function. (gld${EMULATION_NAME}_check_ld_so_conf): Use it. Honor ld_sysroot. (gld${EMULATION_NAME}_after_open): Likewise. Only search environment variables if $NATIVE. * ld.texinfo (Options): Mention "=" prefix in the description of -L. * NEWS: Mention --with-sysroot. * emulparams/elf32bmipn32-defs.sh: Set NATIVE and LIBPATH_SUFFIX instead of setting LIB_PATH. * emulparams/elf32ppc.sh: Likewise. * emulparams/elf64_s390.sh: Likewise. * emulparams/elf64_sparc.sh: Likewise. * emulparams/elf64ppc.sh: Likewise. * emulparams/elf_x86_64.sh: Likewise. * emulparams/elf64_aix.sh: Add "=" prefixes to LIB_PATH. * emulparams/elf64hppa.sh: Add "=" prefixes to LIB_PATH.
2003-01-06 17:14:01 +01:00
{
einfo ("%P%F: this linker was not configured to use sysroots\n");
ld_sysroot = "";
}
else
ld_canon_sysroot = lrealpath (ld_sysroot);
}
if (ld_canon_sysroot)
ld_canon_sysroot_len = strlen (ld_canon_sysroot);
else
ld_canon_sysroot_len = -1;
1999-05-03 09:29:11 +02:00
/* Set the default BFD target based on the configured target. Doing
this permits the linker to be configured for a particular target,
and linked against a shared BFD library which was configured for
a different target. The macro TARGET is defined by Makefile. */
if (! bfd_set_default_target (TARGET))
{
einfo (_("%X%P: can't set BFD default target to `%s': %E\n"), TARGET);
xexit (1);
}
#if YYDEBUG
{
extern int yydebug;
yydebug = 1;
}
#endif
config.build_constructors = TRUE;
config.rpath_separator = ':';
config.split_by_reloc = (unsigned) -1;
config.split_by_file = (bfd_size_type) -1;
config.make_executable = TRUE;
config.magic_demand_paged = TRUE;
config.text_read_only = TRUE;
command_line.warn_mismatch = TRUE;
command_line.warn_search_mismatch = TRUE;
command_line.check_section_addresses = -1;
PR ld/10956 * ld.h (struct args_type): Rename 'relax' field to 'disable_target_specific_optimizations' and turn it into a tri-state variable. (RELAXATION_DISABLED_BY_DEFAULT): New macro. (RELAXATION_DISABLED_BY_USER): New macro. (RELAXATION_ENABLED): New macro. (DISABLE_RELAXATION): New macro. (ENABLE_RELAXATION): New macro. * lexsup (enum option_values): Add OPTION_NO_RELAX. (struct ld_options): Add --no-relax. (parse_args): Handle OPTION_NO_RELAX. Use DISABLE_RELAXATION and ENABLE_RELAXATION macros. * ldlang.c (lang_relax_sections): Use RELAXATION_ENABLED macro. (lang_process): Likewise. * ldmain.c (main): Initialise disable_target_specific_optimizations field. (multiple_definition): Use RELAXATION_ENABLED macro. * ld.texinfo: Document new command line option. * emultempl/alphaelf.em: Remove --no-relax option. (before_allocation): Test RELAXATION_DISABLED_BY_USER macro. Use ENABLE_RELAXATION macro. * emultempl/avrelf.em: (after_allocation): Test RELAXATION_ENABLED macro. * emultempl/cr16elf.em: Remove --no-relax option. (before_allocation): Test RELAXATION_DISABLED_BY_USER macro. Use ENABLE_RELAXATION macro. * emultempl/crxelf.em: Remove --no-relax option. (before_allocation): Test RELAXATION_DISABLED_BY_USER macro. Use ENABLE_RELAXATION macro. * emultempl/mmix-elfnmmo.em: (before_allocation): Use ENABLE_RELAXATION macro. * emultempl/needrelax.em: (before_allocation): Use ENABLE_RELAXATION macro. * emultempl/ppc32elf.em: (before_allocation): Test RELAXATION_DISABLED_BY_DEFAULT macro. Use ENABLE_RELAXATION macro. * emultempl/sh64elf.em: (before_allocation): Test RELAXATION_ENABLED macro. Use DISABLE_RELAXATION macro. * emultempl/xtensaelf.em: Remove --no-relax option. (before_allocation): Test RELAXATION_ENABLED macro. Use ENABLE_RELAXATION macro.
2009-11-26 14:45:25 +01:00
command_line.disable_target_specific_optimizations = -1;
ld/ 2004-10-04 H.J. Lu <hongjiu.lu@intel.com> * NEWS: Mention SORT_BY_NAME, SORT_BY_ALIGNMENT and --sort-section name|alignment. * ld.texinfo: Document SORT_BY_NAME, SORT_BY_ALIGNMENT and --sort-section name|alignment. * ld.h (sort_type): New enum. (wildcard_spec): Change the type of `sorted' to sort_type. * ldgram.y (SORT): Removed. (SORT_BY_NAME): Added. (SORT_BY_ALIGNMENT): Added. (wildcard_spec): Updated `sorted'. Handle SORT_BY_NAME and SORT_BY_ALIGNMENT. (input_section_spec_no_keep): Updated `sorted'. (statement): Replace SORT with SORT_BY_NAME. * ldlang.c (compare_section): New function to compare 2 sections with different sorting schemes. (wild_sort): Updated. Use compare_section. (update_wild_statements): New function. (lang_process): Call update_wild_statements before map_input_to_output_sections. * ldlex.l (SORT_BY_NAME): New. (SORT_BY_ALIGNMENT): New. (SORT): Return SORT_BY_NAME. * ldmain.c (sort_section): New. Defined. (main): Initialize it to none. * lexsup.c (option_values): Add OPTION_SORT_SECTION. (ld_options): Add an entry for OPTION_SORT_SECTION. (parse_args): Handle OPTION_SORT_SECTION. * mri.c (mri_draw_tree): Updated `sorted'. ld/testsuite/ 2004-10-04 H.J. Lu <hongjiu.lu@intel.com> * ld-scripts/sort.exp: New file for section sorting tests. * ld-scripts/sort_b_a.d: Likewise * ld-scripts/sort_b_a.s: Likewise * ld-scripts/sort_b_a.t: Likewise * ld-scripts/sort_b_a_a-1.d: Likewise * ld-scripts/sort_b_a_a-2.d: Likewise * ld-scripts/sort_b_a_a-3.d: Likewise * ld-scripts/sort_b_a_a.t: Likewise * ld-scripts/sort_b_a_n-1.d: Likewise * ld-scripts/sort_b_a_n-2.d: Likewise * ld-scripts/sort_b_a_n-3.d: Likewise * ld-scripts/sort_b_a_n.t: Likewise * ld-scripts/sort_b_n.d: Likewise * ld-scripts/sort_b_n.s: Likewise * ld-scripts/sort_b_n.t: Likewise * ld-scripts/sort_b_n_a-1.d: Likewise * ld-scripts/sort_b_n_a-2.d: Likewise * ld-scripts/sort_b_n_a-3.d: Likewise * ld-scripts/sort_b_n_a.t: Likewise * ld-scripts/sort_b_n_n-1.d: Likewise * ld-scripts/sort_b_n_n-2.d: Likewise * ld-scripts/sort_b_n_n-3.d: Likewise * ld-scripts/sort_b_n_n.t: Likewise * ld-scripts/sort_n_a-a.s: Likewise * ld-scripts/sort_n_a-b.s: Likewise * ld-scripts/sort_no-1.d: Likewise * ld-scripts/sort_no-2.d: Likewise * ld-scripts/sort_no.t: Likewise
2004-10-04 18:45:51 +02:00
1999-05-03 09:29:11 +02:00
/* We initialize DEMANGLING based on the environment variable
COLLECT_NO_DEMANGLE. The gcc collect2 program will demangle the
output of the linker, unless COLLECT_NO_DEMANGLE is set in the
environment. Acting the same way here lets us provide the same
interface by default. */
demangling = getenv ("COLLECT_NO_DEMANGLE") == NULL;
link_info.allow_undefined_version = TRUE;
link_info.keep_memory = TRUE;
link_info.combreloc = TRUE;
link_info.strip_discarded = TRUE;
include/ * bfdlink.h (struct bfd_link_info): Add emit_hash and emit_gnu_hash bitfields. include/elf/ * common.h (SHT_GNU_HASH, DT_GNU_HASH): Define. ld/ * scripttempl/elf.sc: Add .gnu.hash section. * emultempl/elf32.em (OPTION_HASH_STYLE): Define. (gld${EMULATION_NAME}_add_options): Register --hash-style option. (gld${EMULATION_NAME}_handle_option): Handle it. (gld${EMULATION_NAME}_list_options): Document it. * ldmain.c (main): Initialize emit_hash and emit_gnu_hash. * ld.texinfo: Document --hash-style option. bfd/ * elf.c (_bfd_elf_print_private_bfd_data): Handle DT_GNU_HASH. (bfd_section_from_shdr, elf_fake_sections, assign_section_numbers): Handle SHT_GNU_HASH. (special_sections_g): Include .gnu.hash section. (bfd_elf_gnu_hash): New function. * elf-bfd.h (bfd_elf_gnu_hash, _bfd_elf_hash_symbol): New prototypes. (struct elf_backend_data): Add elf_hash_symbol method. * elflink.c (_bfd_elf_link_create_dynamic_sections): Create .hash only if info->emit_hash, create .gnu.hash section if info->emit_gnu_hash. (struct collect_gnu_hash_codes): New type. (elf_collect_gnu_hash_codes, elf_renumber_gnu_hash_syms, _bfd_elf_hash_symbol): New functions. (compute_bucket_count): Don't compute HASHCODES array, instead add that and NSYMS as arguments. Use bed->s->sizeof_hash_entry instead of bed->s->arch_size / 8. Fix .hash size estimation. When not optimizing, use the number of hashed symbols rather than dynsymcount. (bfd_elf_size_dynamic_sections): Only add DT_HASH if info->emit_hash, and ADD DT_GNU_HASH if info->emit_gnu_hash. (bfd_elf_size_dynsym_hash_dynstr): Size .hash only if info->emit_hash, adjust compute_bucket_count caller. Create and populate .gnu.hash section if info->emit_gnu_hash. (elf_link_output_extsym): Only populate .hash section if finfo->hash_sec != NULL. (bfd_elf_final_link): Adjust assertion. Handle DT_GNU_HASH. * elfxx-target.h (elf_backend_hash_symbol): Define if not yet defined. (elfNN_bed): Add elf_backend_hash_symbol. * elf64-x86-64.c (elf64_x86_64_hash_symbol): New function. (elf_backend_hash_symbol): Define. * elf32-i386.c (elf_i386_hash_symbol): New function. (elf_backend_hash_symbol): Define. binutils/ * readelf.c (get_dynamic_type): Handle DT_GNU_HASH. (get_section_type_name): Handle SHT_GNU_HASH. (dynamic_info_DT_GNU_HASH): New variable. (process_dynamic_section): Handle DT_GNU_HASH. (process_symbol_table): Print also DT_GNU_HASH histogram. ld/testsuite/ * ld-powerpc/tlsso32.r: Adjust. * ld-powerpc/tlsso32.d: Adjust. * ld-powerpc/tlsso32.g: Adjust. * ld-powerpc/tlsso.r: Adjust. * ld-powerpc/tlsso.g: Adjust. * ld-powerpc/tlstocso.g: Adjust.
2006-07-10 23:40:25 +02:00
link_info.emit_hash = TRUE;
link_info.callbacks = &link_callbacks;
link_info.input_bfds_tail = &link_info.input_bfds;
/* SVR4 linkers seem to set DT_INIT and DT_FINI based on magic _init
and _fini symbols. We are compatible. */
link_info.init_function = "_init";
link_info.fini_function = "_fini";
link_info.relax_pass = 1;
link_info.pei386_auto_import = -1;
* elf-bfd.h (enum elf_reloc_type_class): New. (struct elf_backend_data): Add elf_backend_reloc_type_class. (_bfd_elf_reloc_type_class): New. * elfxx-target.h (elf_backend_reloc_type_class): Define. (elfNN_bed): Add elf_backend_reloc_type_class. * elf.c (_bfd_elf_reloc_type_class): New. * elf32-i386.c (elf_i386_check_relocs): Set DF_TEXTREL if the reloc is against read-only section. (elf_i386_size_dynamic_sections): Use DF_TEXTREL flag instead of looking up section names for DT_TEXTREL. (elf_i386_reloc_type_class): New. (elf_backend_reloc_type_class): Define. * elf32-sparc.c (elf32_sparc_check_relocs): Set DF_TEXTREL if the reloc is against read-only section. (elf32_sparc_size_dynamic_sections): Use DF_TEXTREL flag instead of looking up section names for DT_TEXTREL. (elf32_sparc_reloc_type_class): New. (elf_backend_reloc_type_class): Define. * elf64-sparc.c (sparc64_elf_check_relocs): Set DF_TEXTREL if the reloc is against read-only section. (sparc64_elf_size_dynamic_sections): Use DF_TEXTREL flag instead of looking up section names for DT_TEXTREL. (sparc64_elf_reloc_type_class): New. (elf_backend_reloc_type_class): Define. * elfxx-ia64.c (struct elfNN_ia64_link_hash_table): Add reltext field. (elfNN_ia64_hash_table_create): Clear ia64_info. (get_reloc_section): Set DF_TEXTREL if the reloc is against read-only section. (elfNN_ia64_size_dynamic_sections): Use ia64_info->reltext flag instead of looking up section names for DT_TEXTREL. (elfNN_ia64_reloc_type_class): New. (elf_backend_reloc_type_class): Define. * elflink.h (size_dynamic_sections): Add spare DT_NULL tags. (struct elf_link_sort_rela): New. (elf_link_sort_cmp1, elf_link_sort_cmp2, elf_link_sort_relocs): New. (elf_bfd_final_link): Call elf_link_sort_relocs. Convert one spare DT_NULL into DT_RELCOUNT resp. DT_RELACOUNT if necessary. * bfdlink.h (struct bfd_link_info): Add combreloc and spare_dynamic_tags fields. * emultempl/elf32.em (place_orphan): Place orphan .rel* sections into .rel.dyn resp. .rela.dyn if combreloc. (get_script): If .x linker script is equal to .xn, only put it once into the binary. Add .xc and .xsc scripts. (parse_args): Handle -z combreloc and -z nocombreloc. * scripttempl/elf.sc (.rela.sbss): Fix a typo. For .xc and .xsc scripts put all .rel* or .rela* input sections but .rel*.plt and PLT-like sections into .rel.dyn resp. .rela.dyn. * genscripts.sh (GENERATE_COMBRELOC_SCRIPT): Set if SCRIPT_NAME is elf. Strip trailing whitespace from script. Generate .xc and .xsc scripts if requested. * ldmain.c (main): Initialize link_info.combreloc and link_info.spare_dynamic_tags. * lexsup.c (OPTION_SPARE_DYNAMIC_TAGS): Define. (ld_options): Add --spare-dynamic-tags option. (parse_args): Likewise. * ld.texinfo: Document -z combreloc and -z nocombreloc. * ldint.texinfo: Document .xc and .xsc linker scripts. * NEWS: Add notes about -z combreloc and SHF_MERGE.
2001-08-23 17:14:18 +02:00
link_info.spare_dynamic_tags = 5;
link_info.path_separator = ':';
bfd/ 2006-05-30 H.J. Lu <hongjiu.lu@intel.com> * bfd.c (bfd_emul_get_maxpagesize): New. (bfd_elf_set_pagesize): Likewise. (bfd_emul_set_maxpagesize): Likewise. (bfd_emul_get_commonpagesize): Likewise. (bfd_emul_set_commonpagesize): Likewise. * bfd-in2.h: Regenerated. * elf-bfd.h (elf_backend_data): Add commonpagesize. (xvec_get_elf_backend_data): New. (get_elf_backend_data): Use xvec_get_elf_backend_data. * elf32-arm.c (elf32_arm_vxworks_bed): Remove const. * elfxx-target.h (elfNN_bed): Likewise. * elf32-arm.c (ELF_COMMONPAGESIZE): Defined. * elf32-mips.c (ELF_COMMONPAGESIZE): Likewise. * elf32-ppc.c (ELF_COMMONPAGESIZE): Likewise. * elf32-sh.c (ELF_COMMONPAGESIZE): Likewise. * elf32-sh64.c (ELF_COMMONPAGESIZE): Likewise. * elf32-sparc.c (ELF_COMMONPAGESIZE): Likewise. * elf64-alpha.c (ELF_COMMONPAGESIZE): Likewise. * elf64-ppc.c (ELF_COMMONPAGESIZE): Likewise. * elf64-sparc.c (ELF_COMMONPAGESIZE): Likewise. * elf64-x86-64.c (ELF_COMMONPAGESIZE): Likewise. * elfn32-mips.c (ELF_COMMONPAGESIZE): Likewise. * elfxx-ia64.c (ELF_COMMONPAGESIZE): Likewise. * elfxx-target.h (ELF_COMMONPAGESIZE): Define if not defined. (elfNN_bed): Initialize commonpagesize with ELF_COMMONPAGESIZE. * targets.c (bfd_find_target): Support NULL abfd. ld/ 2006-05-30 H.J. Lu <hongjiu.lu@intel.com> * emulparams/arcelf.sh (MAXPAGESIZE): Changed to "CONSTANT (MAXPAGESIZE)". * emulparams/armelf_nbsd.sh: Likewise. * emulparams/armelf_vxworks.sh: Likewise. * emulparams/armnto.sh: Likewise. * emulparams/armsymbian.sh: Likewise. * emulparams/crislinux.sh: Likewise. * emulparams/elf32_i860.sh: Likewise. * emulparams/elf32_i960.sh: Likewise. * emulparams/elf32am33lin.sh: Likewise. * emulparams/elf32bfinfd.sh: Likewise. * emulparams/elf32bmipn32-defs.sh: Likewise. * emulparams/elf32frvfd.sh: Likewise. * emulparams/elf32i370.sh: Likewise. * emulparams/elf32lppcnto.sh: Likewise. * emulparams/elf32mcore.sh: Likewise. * emulparams/elf32openrisc.sh: Likewise. * emulparams/elf32ppcnto.sh: Likewise. * emulparams/elf32ppcwindiss.sh: Likewise. * emulparams/elf32vax.sh: Likewise. * emulparams/elf32xc16x.sh: Likewise. * emulparams/elf32xc16xl.sh: Likewise. * emulparams/elf32xc16xs.sh: Likewise. * emulparams/elf64_aix.sh: Likewise. * emulparams/elf64hppa.sh: Likewise. * emulparams/elf64mmix.sh: Likewise. * emulparams/elf_i386_be.sh: Likewise. * emulparams/elf_i386_chaos.sh: Likewise. * emulparams/elf_i386_ldso.sh: Likewise. * emulparams/hppa64linux.sh: Likewise. * emulparams/hppalinux.sh: Likewise. * emulparams/hppaobsd.sh: Likewise. * emulparams/i386lynx.sh: Likewise. * emulparams/i386moss.sh: Likewise. * emulparams/i386nto.sh: Likewise. * emulparams/i386nw.sh: Likewise. * emulparams/m32relf_linux.sh: Likewise. * emulparams/m68kpsos.sh: Likewise. * emulparams/or32elf.sh: Likewise. * emulparams/pjelf.sh: Likewise. * emulparams/pjlelf.sh: Likewise. * emulparams/ppclynx.sh: Likewise. * emulparams/ppcnw.sh: Likewise. * emulparams/shelf32_nbsd.sh : Likewise. * emulparams/shelf_nbsd.sh: Likewise. * emulparams/shelf_nto.sh: Likewise. * emulparams/shlelf_nto.sh: Likewise. * emulparams/xtensa-config.sh: Likewise. * emulparams/armelf_linux.sh (MAXPAGESIZE): Changed to "CONSTANT (MAXPAGESIZE)". (COMMONPAGESIZE): Changed to "CONSTANT (COMMONPAGESIZE)". * emulparams/elf32_sparc.sh: Likewise. * emulparams/elf32bmip.sh: Likewise. * emulparams/elf32ppccommon.sh: Likewise. * emulparams/elf64_ia64.sh: Likewise. * emulparams/elf64_s390.sh: Likewise. * emulparams/elf64_sparc.sh: Likewise. * emulparams/elf64alpha.sh: Likewise. * emulparams/elf64ppc.sh: Likewise. * emulparams/elf_i386.sh: Likewise. * emulparams/elf_i386_vxworks.sh: Likewise. * emulparams/elf_s390.sh: Likewise. * emulparams/elf_x86_64.sh: Likewise. * emulparams/shlelf32_linux.sh: Likewise. * emulparams/shlelf_linux.sh: Likewise. * emulparams/elf32bmipn32.sh (COMMONPAGESIZE): Changed to "CONSTANT (COMMONPAGESIZE)". * emulparams/elf32btsmipn32.sh: Likewise. * emultempl/elf32.em (gld${EMULATION_NAME}_handle_option): Add "-z max-page-size=" and "-z common-page-size=". (gld${EMULATION_NAME}_list_options): Likewise. * ld.h (ld_config_type): Add maxpagesize and commonpagesize. * ld.texinfo: Document "-z max-page-size=" and "-z common-page-size=". * ldexp.c (exp_print_token): Handle CONSTANT. (fold_name): Likewise. * ldgram.y: Likewise. * ldlex.l: Likewise. * ldmain.c (main): Initiliaze config.maxpagesize and config.commonpagesize. Call bfd_emul_set_maxpagesize if config.maxpagesize isn't 0. Call bfd_emul_set_commonpagesize if config.commonpagesize config.maxpagesize isn't 0. ld/testsuite/ 2006-05-30 H.J. Lu <hongjiu.lu@intel.com> * ld-elf/binutils.exp: New file. * ld-elf/commonpage1.d: Likewise. * ld-elf/maxpage1.d: Likewise. * ld-elf/maxpage1.s: Likewise.
2006-05-30 18:45:32 +02:00
1999-05-03 09:29:11 +02:00
ldfile_add_arch ("");
emulation = get_emulation (argc, argv);
ldemul_choose_mode (emulation);
default_target = ldemul_choose_target (argc, argv);
config.maxpagesize = bfd_emul_get_maxpagesize (default_target);
config.commonpagesize = bfd_emul_get_commonpagesize (default_target);
1999-05-03 09:29:11 +02:00
lang_init ();
ldemul_before_parse ();
lang_has_input_file = FALSE;
1999-05-03 09:29:11 +02:00
parse_args (argc, argv);
2004-05-21 17:38:04 +02:00
if (config.hash_table_size != 0)
bfd_hash_set_default_size (config.hash_table_size);
1999-05-03 09:29:11 +02:00
ldemul_set_symbols ();
2003-06-25 08:40:27 +02:00
if (link_info.relocatable)
1999-05-03 09:29:11 +02:00
{
if (command_line.check_section_addresses < 0)
command_line.check_section_addresses = 0;
1999-05-03 09:29:11 +02:00
if (link_info.shared)
einfo (_("%P%F: -r and -shared may not be used together\n"));
}
/* We may have -Bsymbolic, -Bsymbolic-functions, --dynamic-list-data,
--dynamic-list-cpp-new, --dynamic-list-cpp-typeinfo and
--dynamic-list FILE. -Bsymbolic and -Bsymbolic-functions are
for shared libraries. -Bsymbolic overrides all others and vice
versa. */
switch (command_line.symbolic)
{
case symbolic_unset:
break;
case symbolic:
/* -Bsymbolic is for shared library only. */
if (link_info.shared)
{
link_info.symbolic = TRUE;
/* Should we free the unused memory? */
link_info.dynamic_list = NULL;
command_line.dynamic_list = dynamic_list_unset;
}
break;
case symbolic_functions:
/* -Bsymbolic-functions is for shared library only. */
if (link_info.shared)
command_line.dynamic_list = dynamic_list_data;
break;
}
switch (command_line.dynamic_list)
{
case dynamic_list_unset:
break;
case dynamic_list_data:
link_info.dynamic_data = TRUE;
case dynamic_list:
link_info.dynamic = TRUE;
break;
}
if (! link_info.shared)
{
if (command_line.filter_shlib)
einfo (_("%P%F: -F may not be used without -shared\n"));
if (command_line.auxiliary_filters)
einfo (_("%P%F: -f may not be used without -shared\n"));
}
bfd/ * elflink.h (elf_link_add_object_symbols): Use !info->executable instead of info->shared where appropriate. (bfd_elfNN_size_dynamic_sections, elf_link_output_extsym): Likewise. * elflink.c (_bfd_elf_create_got_section): Likewise. (_bfd_elf_link_create_dynamic_sections): Likewise. (_bfd_elf_link_assign_sym_version): Likewise. * elf32-i386.c (elf_i386_size_dynamic_sections): Create .interp section and DT_DEBUG dynamic tag even for position independent executables. * elf32-ppc.c (ppc_elf_size_dynamic_sections): Likewise. * elf32-s390.c (elf_s390_size_dynamic_sections: Likewise. * elf64-ppc.c (ppc64_elf_size_dynamic_sections: Likewise. * elf64-s390.c (elf_s390_size_dynamic_sections: Likewise. * elf64-x86-64.c (elf64_x86_64_size_dynamic_sections: Likewise. * elfxx-ia64.c (elfNN_ia64_size_dynamic_sections: Likewise. * elf32-sparc.c (elf32_sparc_size_dynamic_sections: Likewise. * elf64-alpha.c (elf64_alpha_size_dynamic_sections: Likewise. * elf64-sparc.c (sparc64_elf_size_dynamic_sections: Likewise. include/ * bfdlink.h (struct bfd_link_info): Add pie and executable bits. ld/ * lexsup.c (OPTION_PIE): Define. (ld_options): Add -pie and --pic-executable options. (parse_args): Handle OPTION_PIE. * ldmain.c (main): Initialize link_info.pie and link_info.executable. * genscripts.sh: Generate PIE scripts. * ld.texinfo: Document -pie and --pic-executable options. * emultempl/elf32.em (gld${EMULATION_NAME}_after_open): (gld${EMULATION_NAME}_place_orphan): Likewise. (gld${EMULATION_NAME}_get_script): Include PIE scripts. * scripttempl/elf.sc: In PIE scripts set . the same way as in shared scripts. * emulparams/elf_i386.sh (GENERATE_PIE_SCRIPT): Set to yes. * emulparams/elf64_ia64.sh (GENERATE_PIE_SCRIPT): Likewise. * emulparams/elf32ppc.sh (GENERATE_PIE_SCRIPT): Likewise. * emulparams/elf64ppc.sh (GENERATE_PIE_SCRIPT): Likewise. * emulparams/elf_x86_64.sh (GENERATE_PIE_SCRIPT): Likewise. * emulparams/elf_s390.sh (GENERATE_PIE_SCRIPT): Likewise. * emulparams/elf32_sparc.sh (GENERATE_PIE_SCRIPT): Likewise. * emulparams/elf64_sparc.sh (GENERATE_PIE_SCRIPT): Likewise. * emulparams/elf64alpha.sh (GENERATE_PIE_SCRIPT): Likewise. * emulparams/elf64_s390.sh (GENERATE_PIE_SCRIPT): Likewise. * emulparams/elf_i386.sh (GENERATE_PIE_SCRIPT): Likewise.
2003-05-30 17:50:12 +02:00
if (! link_info.shared || link_info.pie)
link_info.executable = TRUE;
1999-05-03 09:29:11 +02:00
/* Treat ld -r -s as ld -r -S -x (i.e., strip all local symbols). I
don't see how else this can be handled, since in this case we
must preserve all externally visible symbols. */
2003-06-25 08:40:27 +02:00
if (link_info.relocatable && link_info.strip == strip_all)
1999-05-03 09:29:11 +02:00
{
link_info.strip = strip_debugger;
bfd/ * libbfd-in.h (_bfd_merge_section): New. (_bfd_write_merged_section): New. (_bfd_merged_section_offset): New. * libbfd.h: Rebuilt. * linker.c (_bfd_generic_link_output_symbols): Handle discard_sec_merge. * aoutx.h (aout_link_write_symbols): Likewise. * pdp11.c (aout_link_write_symbols): Likewise. * elflink.h (elf_link_add_object_symbols): Call _bfd_merge_section. (elf_bfd_final_link): Adjust global symbols pointing into SEC_MERGE sections. (elf_link_sec_merge_syms): New. (elf_link_input_bfd): Call _bfd_merged_section_offset and _bfd_write_merged_section. Handle discard_sec_merge. * elf-bfd.h (struct elf_link_hash_table): Add merge_info field. (struct bfd_elf_section_data): Likewise. * elf.c (_bfd_elf_make_section_from_shdr): Set SEC_MERGE and SEC_STRINGS section flags and entsize from their ELF counterparts. (_bfd_elf_link_hash_table_init): Initialize merge_info. (elf_fake_sections): Set SHF_MERGE, SHF_STRINGS and sh_entsize from their BFD counterparts. * merge.c: New file. * Makefile.am: Add strtab.lo. * Makefile.in: Rebuilt. include/ * bfdlink.h (bfd_link_discard): Add discard_sec_merge. gas/ * config/obj-elf.c (obj_elf_change_section): Add entsize argument, handle SHF_MERGE and SHF_STRINGS. (obj_elf_parse_section_letters): Set SHF_MERGE and SHF_STRINGS. (obj_elf_section): Allow additional argument specifying entity size. * write.c (adjust_reloc_syms): Keep relocations against local symbols in SEC_MERGE sections. ld/ * ldmain.c (main): Default to discard_sec_merge. * lexsup.c (OPTION_DISCARD_NONE): Define. (ld_options): Add --discard-none. (parse_args): Handle OPTION_DISCARD_NONE. * ldlang.c (wild_doit): SEC_MERGE should be set in the output section only if SEC_MERGE and SEC_STRINGS flags and entsize of all its input sections match.
2001-04-13 02:34:36 +02:00
if (link_info.discard == discard_sec_merge)
1999-05-03 09:29:11 +02:00
link_info.discard = discard_all;
}
/* If we have not already opened and parsed a linker script,
try the default script from command line first. */
if (saved_script_handle == NULL
&& command_line.default_script != NULL)
{
ldfile_open_command_file (command_line.default_script);
parser_input = input_script;
yyparse ();
}
/* If we have not already opened and parsed a linker script
read the emulation's appropriate default script. */
2001-08-15 19:10:18 +02:00
if (saved_script_handle == NULL)
1999-05-03 09:29:11 +02:00
{
int isfile;
char *s = ldemul_get_script (&isfile);
1999-05-03 09:29:11 +02:00
if (isfile)
ldfile_open_default_command_file (s);
1999-05-03 09:29:11 +02:00
else
{
1999-05-03 09:29:11 +02:00
lex_string = s;
lex_redirect (s);
}
parser_input = input_script;
yyparse ();
lex_string = NULL;
}
if (trace_file_tries)
{
if (saved_script_handle)
info_msg (_("using external linker script:"));
else
info_msg (_("using internal linker script:"));
info_msg ("\n==================================================\n");
if (saved_script_handle)
{
static const int ld_bufsz = 8193;
size_t n;
* po/bfd.pot: Updated by the Translation project. * po/binutils.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gprof.pot: Updated by the Translation project. * po/sv.po: Updated Swedish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. Updated soruces in ld/* to compile cleanly with -Wc++-compat: * ld.h (enum endian_enum,enum symbolic_enum,enum dynamic_list_enum): Move to top level. * ldcref.c: Add casts. * ldctor.c: Add casts. * ldexp.c * ldexp.h (enum node_tree_enum,enum phase_enum): Move to top level. * ldlang.c: Add casts. (lang_insert_orphan): Use enum name instead of integer. * ldlang.h (enum statement_enum): Move to top level. * ldmain.c: Add casts. * ldwrite.c: Add casts. * lexsup.c: Add casts. (enum control_enum): Move to top level. * mri.c: Add casts. (mri_draw_tree): Use enum name instead of integer. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. * as.c (main): Call dwarf2_init. * config/obj-elf.c (struct group_list): New field. (build_group_lists): Use hash lookup. (free_section_idx): New function. (elf_frob_file): Adjust. * dwarf2dbg.c (all_segs_hash, last_seg_ptr): New variables. (get_line_subseg): Adjust. (dwarf2_init): New function. * dwarf2dbg.h (dwarf2_init): New declaration.
2009-09-11 17:27:38 +02:00
char *buf = (char *) xmalloc (ld_bufsz);
rewind (saved_script_handle);
while ((n = fread (buf, 1, ld_bufsz - 1, saved_script_handle)) > 0)
{
buf[n] = 0;
info_msg (buf);
}
rewind (saved_script_handle);
free (buf);
}
else
{
int isfile;
info_msg (ldemul_get_script (&isfile));
}
info_msg ("\n==================================================\n");
}
1999-05-03 09:29:11 +02:00
lang_final ();
if (!lang_has_input_file)
1999-05-03 09:29:11 +02:00
{
if (version_printed)
xexit (0);
einfo (_("%P%F: no input files\n"));
}
if (trace_files)
info_msg (_("%P: mode %s\n"), emulation);
1999-05-03 09:29:11 +02:00
ldemul_after_parse ();
if (config.map_filename)
{
if (strcmp (config.map_filename, "-") == 0)
{
config.map_file = stdout;
}
else
{
config.map_file = fopen (config.map_filename, FOPEN_WT);
if (config.map_file == (FILE *) NULL)
{
bfd_set_error (bfd_error_system_call);
einfo (_("%P%F: cannot open map file %s: %E\n"),
config.map_filename);
}
}
}
lang_process ();
/* Print error messages for any missing symbols, for any warning
symbols, and possibly multiple definitions. */
2003-06-25 08:40:27 +02:00
if (link_info.relocatable)
include/ * bfdlink.h (struct bfd_link_hash_table): Delete creator field. (struct bfd_link_info): Add output_bfd. bfd/ * elflink.c: Replace all accesses to hash->creator field with output_bfd->xvec. * cofflink.c: Likewise. * coff-h8300.c: Likewise. * ecoff.c: Likewise. * elf32-m68hc1x.c: Likewise. * elf32-ppc.c: Likewise. * elf64-alpha.c: Likewise. * elf64-ppc.c: Likewise. * elf64-sparc.c: Likewise. * elfxx-mips.c: Likewise. * i386linux.c: Likewise. * m68klinux.c: Likewise. * sparclinux.c: Likewise. * sunos.c: Likewise. * xcofflink.c: Likewise. * linker.c: Likewise. (_bfd_link_hash_table_init): Don't store creator. ld/ * ldmain.h (output_bfd): Delete. * ldmain.c (output_bfd): Delete. Replace all occurrences of output_bfd with link_info.output_bfd. * ldcref.c: Likewise. * ldctor.c: Likewise. * ldemul.c: Likewise. * ldexp.c: Likewise. * ldfile.c: Likewise. * ldlang.c: Likewise. * ldmisc.c: Likewise. * ldwrite.c: Likewise. * pe-dll.c: Likewise. * emultempl/aix.em: Likewise. * emultempl/alphaelf.em: Likewise. * emultempl/armcoff.em: Likewise. * emultempl/armelf.em: Likewise. * emultempl/avrelf.em: Likewise. * emultempl/beos.em: Likewise. * emultempl/elf-generic.em: Likewise. * emultempl/elf32.em: Likewise. * emultempl/gld960.em: Likewise. * emultempl/hppaelf.em: Likewise. * emultempl/irix.em: Likewise. * emultempl/linux.em: Likewise. * emultempl/lnk960.em: Likewise. * emultempl/m68hc1xelf.em: Likewise. * emultempl/mmix-elfnmmo.em: Likewise. * emultempl/mmo.em: Likewise. * emultempl/pe.em: Likewise. * emultempl/pep.em: Likewise. * emultempl/ppc32elf.em: Likewise. * emultempl/ppc64elf.em: Likewise. * emultempl/scoreelf.em: Likewise. * emultempl/sh64elf.em: Likewise. * emultempl/spuelf.em: Likewise. * emultempl/sunos.em: Likewise. * emultempl/vanilla.em: Likewise. * emultempl/vxworks.em: Likewise. * emultempl/xtensaelf.em: Likewise. * emultempl/z80.em: Likewise. * ldlang.c (open_output): Don't return output, instead write link_info_output_bfd directly. * emultempl/alphaelf.em: Replace occurrences of link_info.hash->creator with link_info.output_bfd->xvec. * emultempl/hppaelf.em: Likewise. * emultempl/ppc32elf.em: Likewise. * emultempl/ppc64elf.em: Likewise. * emultempl/spuelf.em: Likewise.
2008-02-15 04:35:53 +01:00
link_info.output_bfd->flags &= ~EXEC_P;
1999-05-03 09:29:11 +02:00
else
include/ * bfdlink.h (struct bfd_link_hash_table): Delete creator field. (struct bfd_link_info): Add output_bfd. bfd/ * elflink.c: Replace all accesses to hash->creator field with output_bfd->xvec. * cofflink.c: Likewise. * coff-h8300.c: Likewise. * ecoff.c: Likewise. * elf32-m68hc1x.c: Likewise. * elf32-ppc.c: Likewise. * elf64-alpha.c: Likewise. * elf64-ppc.c: Likewise. * elf64-sparc.c: Likewise. * elfxx-mips.c: Likewise. * i386linux.c: Likewise. * m68klinux.c: Likewise. * sparclinux.c: Likewise. * sunos.c: Likewise. * xcofflink.c: Likewise. * linker.c: Likewise. (_bfd_link_hash_table_init): Don't store creator. ld/ * ldmain.h (output_bfd): Delete. * ldmain.c (output_bfd): Delete. Replace all occurrences of output_bfd with link_info.output_bfd. * ldcref.c: Likewise. * ldctor.c: Likewise. * ldemul.c: Likewise. * ldexp.c: Likewise. * ldfile.c: Likewise. * ldlang.c: Likewise. * ldmisc.c: Likewise. * ldwrite.c: Likewise. * pe-dll.c: Likewise. * emultempl/aix.em: Likewise. * emultempl/alphaelf.em: Likewise. * emultempl/armcoff.em: Likewise. * emultempl/armelf.em: Likewise. * emultempl/avrelf.em: Likewise. * emultempl/beos.em: Likewise. * emultempl/elf-generic.em: Likewise. * emultempl/elf32.em: Likewise. * emultempl/gld960.em: Likewise. * emultempl/hppaelf.em: Likewise. * emultempl/irix.em: Likewise. * emultempl/linux.em: Likewise. * emultempl/lnk960.em: Likewise. * emultempl/m68hc1xelf.em: Likewise. * emultempl/mmix-elfnmmo.em: Likewise. * emultempl/mmo.em: Likewise. * emultempl/pe.em: Likewise. * emultempl/pep.em: Likewise. * emultempl/ppc32elf.em: Likewise. * emultempl/ppc64elf.em: Likewise. * emultempl/scoreelf.em: Likewise. * emultempl/sh64elf.em: Likewise. * emultempl/spuelf.em: Likewise. * emultempl/sunos.em: Likewise. * emultempl/vanilla.em: Likewise. * emultempl/vxworks.em: Likewise. * emultempl/xtensaelf.em: Likewise. * emultempl/z80.em: Likewise. * ldlang.c (open_output): Don't return output, instead write link_info_output_bfd directly. * emultempl/alphaelf.em: Replace occurrences of link_info.hash->creator with link_info.output_bfd->xvec. * emultempl/hppaelf.em: Likewise. * emultempl/ppc32elf.em: Likewise. * emultempl/ppc64elf.em: Likewise. * emultempl/spuelf.em: Likewise.
2008-02-15 04:35:53 +01:00
link_info.output_bfd->flags |= EXEC_P;
1999-05-03 09:29:11 +02:00
ldwrite ();
if (config.map_file != NULL)
lang_map ();
if (command_line.cref)
output_cref (config.map_file != NULL ? config.map_file : stdout);
if (nocrossref_list != NULL)
check_nocrossrefs ();
lang_finish ();
2003-06-25 08:40:27 +02:00
/* Even if we're producing relocatable output, some non-fatal errors should
1999-05-03 09:29:11 +02:00
be reported in the exit status. (What non-fatal errors, if any, do we
2003-06-25 08:40:27 +02:00
want to ignore for relocatable output?) */
if (!config.make_executable && !force_make_executable)
1999-05-03 09:29:11 +02:00
{
if (trace_files)
einfo (_("%P: link errors found, deleting executable `%s'\n"),
output_filename);
1999-05-03 09:29:11 +02:00
/* The file will be removed by remove_output. */
xexit (1);
}
else
{
include/ * bfdlink.h (struct bfd_link_hash_table): Delete creator field. (struct bfd_link_info): Add output_bfd. bfd/ * elflink.c: Replace all accesses to hash->creator field with output_bfd->xvec. * cofflink.c: Likewise. * coff-h8300.c: Likewise. * ecoff.c: Likewise. * elf32-m68hc1x.c: Likewise. * elf32-ppc.c: Likewise. * elf64-alpha.c: Likewise. * elf64-ppc.c: Likewise. * elf64-sparc.c: Likewise. * elfxx-mips.c: Likewise. * i386linux.c: Likewise. * m68klinux.c: Likewise. * sparclinux.c: Likewise. * sunos.c: Likewise. * xcofflink.c: Likewise. * linker.c: Likewise. (_bfd_link_hash_table_init): Don't store creator. ld/ * ldmain.h (output_bfd): Delete. * ldmain.c (output_bfd): Delete. Replace all occurrences of output_bfd with link_info.output_bfd. * ldcref.c: Likewise. * ldctor.c: Likewise. * ldemul.c: Likewise. * ldexp.c: Likewise. * ldfile.c: Likewise. * ldlang.c: Likewise. * ldmisc.c: Likewise. * ldwrite.c: Likewise. * pe-dll.c: Likewise. * emultempl/aix.em: Likewise. * emultempl/alphaelf.em: Likewise. * emultempl/armcoff.em: Likewise. * emultempl/armelf.em: Likewise. * emultempl/avrelf.em: Likewise. * emultempl/beos.em: Likewise. * emultempl/elf-generic.em: Likewise. * emultempl/elf32.em: Likewise. * emultempl/gld960.em: Likewise. * emultempl/hppaelf.em: Likewise. * emultempl/irix.em: Likewise. * emultempl/linux.em: Likewise. * emultempl/lnk960.em: Likewise. * emultempl/m68hc1xelf.em: Likewise. * emultempl/mmix-elfnmmo.em: Likewise. * emultempl/mmo.em: Likewise. * emultempl/pe.em: Likewise. * emultempl/pep.em: Likewise. * emultempl/ppc32elf.em: Likewise. * emultempl/ppc64elf.em: Likewise. * emultempl/scoreelf.em: Likewise. * emultempl/sh64elf.em: Likewise. * emultempl/spuelf.em: Likewise. * emultempl/sunos.em: Likewise. * emultempl/vanilla.em: Likewise. * emultempl/vxworks.em: Likewise. * emultempl/xtensaelf.em: Likewise. * emultempl/z80.em: Likewise. * ldlang.c (open_output): Don't return output, instead write link_info_output_bfd directly. * emultempl/alphaelf.em: Replace occurrences of link_info.hash->creator with link_info.output_bfd->xvec. * emultempl/hppaelf.em: Likewise. * emultempl/ppc32elf.em: Likewise. * emultempl/ppc64elf.em: Likewise. * emultempl/spuelf.em: Likewise.
2008-02-15 04:35:53 +01:00
if (! bfd_close (link_info.output_bfd))
einfo (_("%F%B: final close failed: %E\n"), link_info.output_bfd);
1999-05-03 09:29:11 +02:00
/* If the --force-exe-suffix is enabled, and we're making an
executable file and it doesn't end in .exe, copy it to one
which does. */
2003-06-25 08:40:27 +02:00
if (! link_info.relocatable && command_line.force_exe_suffix)
1999-05-03 09:29:11 +02:00
{
int len = strlen (output_filename);
if (len < 4
1999-05-03 09:29:11 +02:00
|| (strcasecmp (output_filename + len - 4, ".exe") != 0
&& strcasecmp (output_filename + len - 4, ".dll") != 0))
{
FILE *src;
FILE *dst;
const int bsize = 4096;
* po/bfd.pot: Updated by the Translation project. * po/binutils.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gprof.pot: Updated by the Translation project. * po/sv.po: Updated Swedish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. Updated soruces in ld/* to compile cleanly with -Wc++-compat: * ld.h (enum endian_enum,enum symbolic_enum,enum dynamic_list_enum): Move to top level. * ldcref.c: Add casts. * ldctor.c: Add casts. * ldexp.c * ldexp.h (enum node_tree_enum,enum phase_enum): Move to top level. * ldlang.c: Add casts. (lang_insert_orphan): Use enum name instead of integer. * ldlang.h (enum statement_enum): Move to top level. * ldmain.c: Add casts. * ldwrite.c: Add casts. * lexsup.c: Add casts. (enum control_enum): Move to top level. * mri.c: Add casts. (mri_draw_tree): Use enum name instead of integer. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. * as.c (main): Call dwarf2_init. * config/obj-elf.c (struct group_list): New field. (build_group_lists): Use hash lookup. (free_section_idx): New function. (elf_frob_file): Adjust. * dwarf2dbg.c (all_segs_hash, last_seg_ptr): New variables. (get_line_subseg): Adjust. (dwarf2_init): New function. * dwarf2dbg.h (dwarf2_init): New declaration.
2009-09-11 17:27:38 +02:00
char *buf = (char *) xmalloc (bsize);
1999-05-03 09:29:11 +02:00
int l;
* po/bfd.pot: Updated by the Translation project. * po/binutils.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gprof.pot: Updated by the Translation project. * po/sv.po: Updated Swedish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. Updated soruces in ld/* to compile cleanly with -Wc++-compat: * ld.h (enum endian_enum,enum symbolic_enum,enum dynamic_list_enum): Move to top level. * ldcref.c: Add casts. * ldctor.c: Add casts. * ldexp.c * ldexp.h (enum node_tree_enum,enum phase_enum): Move to top level. * ldlang.c: Add casts. (lang_insert_orphan): Use enum name instead of integer. * ldlang.h (enum statement_enum): Move to top level. * ldmain.c: Add casts. * ldwrite.c: Add casts. * lexsup.c: Add casts. (enum control_enum): Move to top level. * mri.c: Add casts. (mri_draw_tree): Use enum name instead of integer. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. * as.c (main): Call dwarf2_init. * config/obj-elf.c (struct group_list): New field. (build_group_lists): Use hash lookup. (free_section_idx): New function. (elf_frob_file): Adjust. * dwarf2dbg.c (all_segs_hash, last_seg_ptr): New variables. (get_line_subseg): Adjust. (dwarf2_init): New function. * dwarf2dbg.h (dwarf2_init): New declaration.
2009-09-11 17:27:38 +02:00
char *dst_name = (char *) xmalloc (len + 5);
1999-05-03 09:29:11 +02:00
strcpy (dst_name, output_filename);
strcat (dst_name, ".exe");
src = fopen (output_filename, FOPEN_RB);
dst = fopen (dst_name, FOPEN_WB);
if (!src)
2003-06-28 07:28:54 +02:00
einfo (_("%X%P: unable to open for source of copy `%s'\n"),
output_filename);
1999-05-03 09:29:11 +02:00
if (!dst)
2003-06-28 07:28:54 +02:00
einfo (_("%X%P: unable to open for destination of copy `%s'\n"),
dst_name);
1999-05-03 09:29:11 +02:00
while ((l = fread (buf, 1, bsize, src)) > 0)
{
int done = fwrite (buf, 1, l, dst);
1999-05-03 09:29:11 +02:00
if (done != l)
einfo (_("%P: Error writing file `%s'\n"), dst_name);
1999-05-03 09:29:11 +02:00
}
1999-05-03 09:29:11 +02:00
fclose (src);
if (fclose (dst) == EOF)
einfo (_("%P: Error closing file `%s'\n"), dst_name);
1999-05-03 09:29:11 +02:00
free (dst_name);
free (buf);
}
}
}
END_PROGRESS (program_name);
if (config.stats)
{
#ifdef HAVE_SBRK
* po/bfd.pot: Updated by the Translation project. * po/binutils.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gprof.pot: Updated by the Translation project. * po/sv.po: Updated Swedish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. Updated soruces in ld/* to compile cleanly with -Wc++-compat: * ld.h (enum endian_enum,enum symbolic_enum,enum dynamic_list_enum): Move to top level. * ldcref.c: Add casts. * ldctor.c: Add casts. * ldexp.c * ldexp.h (enum node_tree_enum,enum phase_enum): Move to top level. * ldlang.c: Add casts. (lang_insert_orphan): Use enum name instead of integer. * ldlang.h (enum statement_enum): Move to top level. * ldmain.c: Add casts. * ldwrite.c: Add casts. * lexsup.c: Add casts. (enum control_enum): Move to top level. * mri.c: Add casts. (mri_draw_tree): Use enum name instead of integer. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. * as.c (main): Call dwarf2_init. * config/obj-elf.c (struct group_list): New field. (build_group_lists): Use hash lookup. (free_section_idx): New function. (elf_frob_file): Adjust. * dwarf2dbg.c (all_segs_hash, last_seg_ptr): New variables. (get_line_subseg): Adjust. (dwarf2_init): New function. * dwarf2dbg.h (dwarf2_init): New declaration.
2009-09-11 17:27:38 +02:00
char *lim = (char *) sbrk (0);
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#endif
long run_time = get_run_time () - start_time;
fflush (stdout);
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fprintf (stderr, _("%s: total time in link: %ld.%06ld\n"),
program_name, run_time / 1000000, run_time % 1000000);
#ifdef HAVE_SBRK
fprintf (stderr, _("%s: data size %ld\n"), program_name,
(long) (lim - (char *) &environ));
#endif
fflush (stderr);
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}
/* Prevent remove_output from doing anything, after a successful link. */
output_filename = NULL;
xexit (0);
return 0;
}
/* If the configured sysroot is relocatable, try relocating it based on
default prefix FROM. Return the relocated directory if it exists,
otherwise return null. */
static char *
get_relative_sysroot (const char *from ATTRIBUTE_UNUSED)
{
#ifdef TARGET_SYSTEM_ROOT_RELOCATABLE
char *path;
struct stat s;
path = make_relative_prefix (program_name, from, TARGET_SYSTEM_ROOT);
if (path)
{
if (stat (path, &s) == 0 && S_ISDIR (s.st_mode))
return path;
free (path);
}
#endif
return 0;
}
/* Return the sysroot directory. Return "" if no sysroot is being used. */
static const char *
get_sysroot (int argc, char **argv)
{
int i;
const char *path;
for (i = 1; i < argc; i++)
if (CONST_STRNEQ (argv[i], "--sysroot="))
return argv[i] + strlen ("--sysroot=");
path = get_relative_sysroot (BINDIR);
if (path)
return path;
path = get_relative_sysroot (TOOLBINDIR);
if (path)
return path;
return TARGET_SYSTEM_ROOT;
}
1999-05-03 09:29:11 +02:00
/* We need to find any explicitly given emulation in order to initialize the
state that's needed by the lex&yacc argument parser (parse_args). */
static char *
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get_emulation (int argc, char **argv)
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{
char *emulation;
int i;
emulation = getenv (EMULATION_ENVIRON);
if (emulation == NULL)
emulation = DEFAULT_EMULATION;
for (i = 1; i < argc; i++)
{
if (CONST_STRNEQ (argv[i], "-m"))
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{
if (argv[i][2] == '\0')
{
/* -m EMUL */
if (i < argc - 1)
{
emulation = argv[i + 1];
i++;
}
else
einfo (_("%P%F: missing argument to -m\n"));
1999-05-03 09:29:11 +02:00
}
else if (strcmp (argv[i], "-mips1") == 0
|| strcmp (argv[i], "-mips2") == 0
|| strcmp (argv[i], "-mips3") == 0
2001-05-23 19:26:40 +02:00
|| strcmp (argv[i], "-mips4") == 0
|| strcmp (argv[i], "-mips5") == 0
|| strcmp (argv[i], "-mips32") == 0
|| strcmp (argv[i], "-mips32r2") == 0
[ bfd/ChangeLog ] 2003-09-30 Chris Demetriou <cgd@broadcom.com> * archures.c (bfd_mach_mipsisa64r2): New define. * bfd-in2.h: Regenerate. * aoutx.h (NAME(aout,machine_type)): Handle bfd_mach_mipsisa64r2. * cpu-mips.c (I_mipsisa64r2): New enum value. (arch_info_struct): Add entry for I_mipsisa64r2. * elfxx-mips.c (_bfd_elf_mips_mach) (_bfd_mips_elf_print_private_bfd_data): Handle E_MIPS_ARCH_64R2. (mips_set_isa_flags): Add bfd_mach_mipsisa64r2 case. (mips_mach_extensions): Add entry for bfd_mach_mipsisa64r2. [ binutils/ChangeLog ] 2003-09-30 Chris Demetriou <cgd@broadcom.com> * readelf.c (get_machine_flags): Handle E_MIPS_ARCH_64R2. [ gas/Changelog ] 2003-09-30 Chris Demetriou <cgd@broadcom.com> * configure.in (mipsisa64r2, mipsisa64r2el, mipsisa64r2*): New CPUs. * configure: Regenerate. * config/tc-mips.c (imm2_expr): New variable. (md_assemble, mips16_ip): Initialize imm2_expr. (ISA_HAS_64BIT_REGS, ISA_HAS_DROR, ISA_HAS_ROR): Add ISA_MIPS64R2. (macro_build): Handle +A, +B, +C, +E, +F, +G, and +H format operands. (macro): Handle M_DEXT and M_DINS. (validate_mips_insn): Handle +E, +F, +G, +H, and +I format operands. (mips_ip): Likewise. (OPTION_MIPS64R2): New define. (md_longopts): New entry for -mips64r2 (OPTION_MIPS64R2). OPTION_ASE_BASE): Increase to compensate for OPTION_MIPS64R2. (md_parse_option): Handle OPTION_MIPS64R2. (s_mipsset): Handle setting "mips64r2" ISA. (mips_cpu_info_table): Add mips64r2. (md_show_usage): Document -mips64r2 option. * doc/as.texinfo: Docuemnt -mips64r2 option. * doc/c-mips.texi: Likewise. [ gas/testsuite/ChangeLog ] 2003-09-30 Chris Demetriou <cgd@broadcom.com> * gas/mips/cp0-names-mips64r2.d: New file. * gas/mips/cp0sel-names-mips64r2.d: New file. * gas/mips/elf_arch_mips64r2.d: New file. * gas/mips/hwr-names-mips64r2.d: New file. * gas/mips/mips32r2-ill-fp64.l: New file. * gas/mips/mips32r2-ill-fp64.s: New file. * gas/mips/mips64r2-ill.l: New file. * gas/mips/mips64r2-ill.s: New file. * gas/mips/mips64r2.d: New file. * gas/mips/mips64r2.s: New file. * gas/mips/mips.exp: Define "mips64r2" arch, and run new tests. [ include/elf/ChangeLog ] 2003-09-30 Chris Demetriou <cgd@broadcom.com> * mips.h (E_MIPS_ARCH_64R2): New define. [ include/opcode/ChangeLog ] 2003-09-30 Chris Demetriou <cgd@broadcom.com> * mips.h: Document +E, +F, +G, +H, and +I operand types. Update documentation of I, +B and +C operand types. (INSN_ISA64R2, ISA_MIPS64R2, CPU_MIPS64R2): New defines. (M_DEXT, M_DINS): New enum values. [ ld/ChangeLog ] 2003-09-30 Chris Demetriou <cgd@broadcom.com> * ldmain.c (get_emulation): Ignore "-mips64r2". [ ld/testsuite/ChangeLog ] 2003-09-30 Chris Demetriou <cgd@broadcom.com> * ld-mips-elf/mips-elf-flags.exp: Add tests for combinations with MIPS64r2. [ opcodes/ChangeLog ] 2003-09-30 Chris Demetriou <cgd@broadcom.com> * mips-dis.c (mips_arch_choices): Add entry for "mips64r2" (print_insn_args): Add handing for +E, +F, +G, and +H. * mips-opc.c (I65): New define for MIPS64r2. (mips_builtin_opcodes): Add "dext", "dextm", "dextu", "dins", "dinsm", "dinsu", "drotl", "drotr", "drotr32", "drotrv", "dsbh", and "dshd" for MIPS64r2. Adjust "dror", "dror32", and "drorv" to be supported on MIPS64r2.
2003-09-30 18:17:15 +02:00
|| strcmp (argv[i], "-mips64") == 0
|| strcmp (argv[i], "-mips64r2") == 0)
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{
/* FIXME: The arguments -mips1, -mips2, -mips3, etc. are
1999-05-03 09:29:11 +02:00
passed to the linker by some MIPS compilers. They
generally tell the linker to use a slightly different
library path. Perhaps someday these should be
implemented as emulations; until then, we just ignore
the arguments and hope that nobody ever creates
emulations named ips1, ips2 or ips3. */
}
else if (strcmp (argv[i], "-m486") == 0)
{
/* FIXME: The argument -m486 is passed to the linker on
some Linux systems. Hope that nobody creates an
emulation named 486. */
}
else
{
/* -mEMUL */
emulation = &argv[i][2];
}
}
}
return emulation;
}
void
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add_ysym (const char *name)
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{
2003-06-28 07:28:54 +02:00
if (link_info.notice_hash == NULL)
1999-05-03 09:29:11 +02:00
{
* po/bfd.pot: Updated by the Translation project. * po/binutils.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gprof.pot: Updated by the Translation project. * po/sv.po: Updated Swedish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. Updated soruces in ld/* to compile cleanly with -Wc++-compat: * ld.h (enum endian_enum,enum symbolic_enum,enum dynamic_list_enum): Move to top level. * ldcref.c: Add casts. * ldctor.c: Add casts. * ldexp.c * ldexp.h (enum node_tree_enum,enum phase_enum): Move to top level. * ldlang.c: Add casts. (lang_insert_orphan): Use enum name instead of integer. * ldlang.h (enum statement_enum): Move to top level. * ldmain.c: Add casts. * ldwrite.c: Add casts. * lexsup.c: Add casts. (enum control_enum): Move to top level. * mri.c: Add casts. (mri_draw_tree): Use enum name instead of integer. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. * as.c (main): Call dwarf2_init. * config/obj-elf.c (struct group_list): New field. (build_group_lists): Use hash lookup. (free_section_idx): New function. (elf_frob_file): Adjust. * dwarf2dbg.c (all_segs_hash, last_seg_ptr): New variables. (get_line_subseg): Adjust. (dwarf2_init): New function. * dwarf2dbg.h (dwarf2_init): New declaration.
2009-09-11 17:27:38 +02:00
link_info.notice_hash =
(struct bfd_hash_table *) xmalloc (sizeof (struct bfd_hash_table));
PR 2434 bfd/ * elflink.c (struct elf_smash_syms_data, elf_smash_syms): Delete. (elf_link_add_object_symbols): Delete unnecessary locals. Rename hash_table -> htab. Formatting. Save entire symbol table before loading as-needed syms, and restore afterwards if lib not needed. Use bfd_hash_allocate rather than bfd_alloc for sym name. Free some buffers earlier. * bfd-in.h (struct bfd_hash_table): Add entsize. (bfd_hash_table_init, bfd_hash_table_init_n): Adjust prototype. * elf-bfd.h (_bfd_elf_link_hash_table_init): Likewise * hash.c (bfd_hash_table_init_n): Add entsize param, save to hash table. (bfd_hash_table_init): Add param, adjust calls. * aoutx.h: Adjust all hash_table_init functions and calls. * bfd.c: Likewise. * coff-arm.c: Likewise. * coff-h8300.c: Likewise. * coff-ppc.c: Likewise. * cofflink.c: Likewise. * ecoff.c: Likewise. * ecofflink.c: Likewise. * elf-m10300.c: Likewise. * elf-strtab.c: Likewise. * elf.c: Likewise. * elf32-arm.c: Likewise. * elf32-bfin.c: Likewise. * elf32-cris.c: Likewise. * elf32-frv.c: Likewise. * elf32-hppa.c: Likewise. * elf32-i386.c: Likewise. * elf32-m32r.c: Likewise. * elf32-m68hc1x.c: Likewise. * elf32-m68k.c: Likewise. * elf32-ppc.c: Likewise. * elf32-s390.c: Likewise. * elf32-sh.c: Likewise. * elf32-vax.c: Likewise. * elf64-alpha.c: Likewise. * elf64-hppa.c: Likewise. * elf64-ppc.c: Likewise. * elf64-s390.c: Likewise. * elf64-sh64.c: Likewise. * elf64-x86-64.c: Likewise. * elfxx-ia64.c: Likewise. * elfxx-mips.c: Likewise. * elfxx-sparc.c: Likewise. * i386linux.c: Likewise. * libaout.h: Likewise. * libbfd-in.h: Likewise. * libcoff-in.h: Likewise. * linker.c: Likewise. * m68klinux.c: Likewise. * merge.c: Likewise. * opncls.c: Likewise. * pdp11.c: Likewise. * sparclinux.c: Likewise. * stabs.c: Likewise. * sunos.c: Likewise. * vms.c: Likewise. * xcofflink.c: Likewise. * section.c (struct section_hash_entry): Move to.. * libbfd-in.h: ..here. * Makefile.am: Run "make dep-am" * Makefile.in: Regenerate. * bfd-in2.h: Regenerate. * libbfd.h: Regenerate. * libcoff.h: Regenerate. binutils/ * ieee.c (write_ieee_debugging_info): Adjust bfd_hash_table_init calls. * wrstabs.c (write_stabs_in_sections_debugging_info): Likewise. ld/ * ldcref.c (add_cref): Adjust bfd_hash_table_init calls. * ldlang.c (output_statement_table_init, lang_init): Likewise. * ldmain.c (add_ysym, add_wrap, add_keepsyms_file): Likewise. (undefined_symbol): Likewise.
2006-03-16 13:20:16 +01:00
if (!bfd_hash_table_init_n (link_info.notice_hash,
bfd_hash_newfunc,
sizeof (struct bfd_hash_entry),
61))
1999-05-03 09:29:11 +02:00
einfo (_("%P%F: bfd_hash_table_init failed: %E\n"));
}
1999-05-03 09:29:11 +02:00
2003-06-28 07:28:54 +02:00
if (bfd_hash_lookup (link_info.notice_hash, name, TRUE, TRUE) == NULL)
1999-05-03 09:29:11 +02:00
einfo (_("%P%F: bfd_hash_lookup failed: %E\n"));
}
/* Record a symbol to be wrapped, from the --wrap option. */
void
2003-06-28 07:28:54 +02:00
add_wrap (const char *name)
1999-05-03 09:29:11 +02:00
{
if (link_info.wrap_hash == NULL)
{
* po/bfd.pot: Updated by the Translation project. * po/binutils.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gprof.pot: Updated by the Translation project. * po/sv.po: Updated Swedish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. Updated soruces in ld/* to compile cleanly with -Wc++-compat: * ld.h (enum endian_enum,enum symbolic_enum,enum dynamic_list_enum): Move to top level. * ldcref.c: Add casts. * ldctor.c: Add casts. * ldexp.c * ldexp.h (enum node_tree_enum,enum phase_enum): Move to top level. * ldlang.c: Add casts. (lang_insert_orphan): Use enum name instead of integer. * ldlang.h (enum statement_enum): Move to top level. * ldmain.c: Add casts. * ldwrite.c: Add casts. * lexsup.c: Add casts. (enum control_enum): Move to top level. * mri.c: Add casts. (mri_draw_tree): Use enum name instead of integer. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. * as.c (main): Call dwarf2_init. * config/obj-elf.c (struct group_list): New field. (build_group_lists): Use hash lookup. (free_section_idx): New function. (elf_frob_file): Adjust. * dwarf2dbg.c (all_segs_hash, last_seg_ptr): New variables. (get_line_subseg): Adjust. (dwarf2_init): New function. * dwarf2dbg.h (dwarf2_init): New declaration.
2009-09-11 17:27:38 +02:00
link_info.wrap_hash =
(struct bfd_hash_table *) xmalloc (sizeof (struct bfd_hash_table));
PR 2434 bfd/ * elflink.c (struct elf_smash_syms_data, elf_smash_syms): Delete. (elf_link_add_object_symbols): Delete unnecessary locals. Rename hash_table -> htab. Formatting. Save entire symbol table before loading as-needed syms, and restore afterwards if lib not needed. Use bfd_hash_allocate rather than bfd_alloc for sym name. Free some buffers earlier. * bfd-in.h (struct bfd_hash_table): Add entsize. (bfd_hash_table_init, bfd_hash_table_init_n): Adjust prototype. * elf-bfd.h (_bfd_elf_link_hash_table_init): Likewise * hash.c (bfd_hash_table_init_n): Add entsize param, save to hash table. (bfd_hash_table_init): Add param, adjust calls. * aoutx.h: Adjust all hash_table_init functions and calls. * bfd.c: Likewise. * coff-arm.c: Likewise. * coff-h8300.c: Likewise. * coff-ppc.c: Likewise. * cofflink.c: Likewise. * ecoff.c: Likewise. * ecofflink.c: Likewise. * elf-m10300.c: Likewise. * elf-strtab.c: Likewise. * elf.c: Likewise. * elf32-arm.c: Likewise. * elf32-bfin.c: Likewise. * elf32-cris.c: Likewise. * elf32-frv.c: Likewise. * elf32-hppa.c: Likewise. * elf32-i386.c: Likewise. * elf32-m32r.c: Likewise. * elf32-m68hc1x.c: Likewise. * elf32-m68k.c: Likewise. * elf32-ppc.c: Likewise. * elf32-s390.c: Likewise. * elf32-sh.c: Likewise. * elf32-vax.c: Likewise. * elf64-alpha.c: Likewise. * elf64-hppa.c: Likewise. * elf64-ppc.c: Likewise. * elf64-s390.c: Likewise. * elf64-sh64.c: Likewise. * elf64-x86-64.c: Likewise. * elfxx-ia64.c: Likewise. * elfxx-mips.c: Likewise. * elfxx-sparc.c: Likewise. * i386linux.c: Likewise. * libaout.h: Likewise. * libbfd-in.h: Likewise. * libcoff-in.h: Likewise. * linker.c: Likewise. * m68klinux.c: Likewise. * merge.c: Likewise. * opncls.c: Likewise. * pdp11.c: Likewise. * sparclinux.c: Likewise. * stabs.c: Likewise. * sunos.c: Likewise. * vms.c: Likewise. * xcofflink.c: Likewise. * section.c (struct section_hash_entry): Move to.. * libbfd-in.h: ..here. * Makefile.am: Run "make dep-am" * Makefile.in: Regenerate. * bfd-in2.h: Regenerate. * libbfd.h: Regenerate. * libcoff.h: Regenerate. binutils/ * ieee.c (write_ieee_debugging_info): Adjust bfd_hash_table_init calls. * wrstabs.c (write_stabs_in_sections_debugging_info): Likewise. ld/ * ldcref.c (add_cref): Adjust bfd_hash_table_init calls. * ldlang.c (output_statement_table_init, lang_init): Likewise. * ldmain.c (add_ysym, add_wrap, add_keepsyms_file): Likewise. (undefined_symbol): Likewise.
2006-03-16 13:20:16 +01:00
if (!bfd_hash_table_init_n (link_info.wrap_hash,
bfd_hash_newfunc,
sizeof (struct bfd_hash_entry),
61))
1999-05-03 09:29:11 +02:00
einfo (_("%P%F: bfd_hash_table_init failed: %E\n"));
}
if (bfd_hash_lookup (link_info.wrap_hash, name, TRUE, TRUE) == NULL)
1999-05-03 09:29:11 +02:00
einfo (_("%P%F: bfd_hash_lookup failed: %E\n"));
}
/* Handle the -retain-symbols-file option. */
void
2003-06-28 07:28:54 +02:00
add_keepsyms_file (const char *filename)
1999-05-03 09:29:11 +02:00
{
FILE *file;
char *buf;
size_t bufsize;
int c;
if (link_info.strip == strip_some)
einfo (_("%X%P: error: duplicate retain-symbols-file\n"));
file = fopen (filename, "r");
2003-06-28 07:28:54 +02:00
if (file == NULL)
1999-05-03 09:29:11 +02:00
{
bfd_set_error (bfd_error_system_call);
einfo ("%X%P: %s: %E\n", filename);
return;
}
* po/bfd.pot: Updated by the Translation project. * po/binutils.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gprof.pot: Updated by the Translation project. * po/sv.po: Updated Swedish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. Updated soruces in ld/* to compile cleanly with -Wc++-compat: * ld.h (enum endian_enum,enum symbolic_enum,enum dynamic_list_enum): Move to top level. * ldcref.c: Add casts. * ldctor.c: Add casts. * ldexp.c * ldexp.h (enum node_tree_enum,enum phase_enum): Move to top level. * ldlang.c: Add casts. (lang_insert_orphan): Use enum name instead of integer. * ldlang.h (enum statement_enum): Move to top level. * ldmain.c: Add casts. * ldwrite.c: Add casts. * lexsup.c: Add casts. (enum control_enum): Move to top level. * mri.c: Add casts. (mri_draw_tree): Use enum name instead of integer. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. * as.c (main): Call dwarf2_init. * config/obj-elf.c (struct group_list): New field. (build_group_lists): Use hash lookup. (free_section_idx): New function. (elf_frob_file): Adjust. * dwarf2dbg.c (all_segs_hash, last_seg_ptr): New variables. (get_line_subseg): Adjust. (dwarf2_init): New function. * dwarf2dbg.h (dwarf2_init): New declaration.
2009-09-11 17:27:38 +02:00
link_info.keep_hash = (struct bfd_hash_table *)
xmalloc (sizeof (struct bfd_hash_table));
PR 2434 bfd/ * elflink.c (struct elf_smash_syms_data, elf_smash_syms): Delete. (elf_link_add_object_symbols): Delete unnecessary locals. Rename hash_table -> htab. Formatting. Save entire symbol table before loading as-needed syms, and restore afterwards if lib not needed. Use bfd_hash_allocate rather than bfd_alloc for sym name. Free some buffers earlier. * bfd-in.h (struct bfd_hash_table): Add entsize. (bfd_hash_table_init, bfd_hash_table_init_n): Adjust prototype. * elf-bfd.h (_bfd_elf_link_hash_table_init): Likewise * hash.c (bfd_hash_table_init_n): Add entsize param, save to hash table. (bfd_hash_table_init): Add param, adjust calls. * aoutx.h: Adjust all hash_table_init functions and calls. * bfd.c: Likewise. * coff-arm.c: Likewise. * coff-h8300.c: Likewise. * coff-ppc.c: Likewise. * cofflink.c: Likewise. * ecoff.c: Likewise. * ecofflink.c: Likewise. * elf-m10300.c: Likewise. * elf-strtab.c: Likewise. * elf.c: Likewise. * elf32-arm.c: Likewise. * elf32-bfin.c: Likewise. * elf32-cris.c: Likewise. * elf32-frv.c: Likewise. * elf32-hppa.c: Likewise. * elf32-i386.c: Likewise. * elf32-m32r.c: Likewise. * elf32-m68hc1x.c: Likewise. * elf32-m68k.c: Likewise. * elf32-ppc.c: Likewise. * elf32-s390.c: Likewise. * elf32-sh.c: Likewise. * elf32-vax.c: Likewise. * elf64-alpha.c: Likewise. * elf64-hppa.c: Likewise. * elf64-ppc.c: Likewise. * elf64-s390.c: Likewise. * elf64-sh64.c: Likewise. * elf64-x86-64.c: Likewise. * elfxx-ia64.c: Likewise. * elfxx-mips.c: Likewise. * elfxx-sparc.c: Likewise. * i386linux.c: Likewise. * libaout.h: Likewise. * libbfd-in.h: Likewise. * libcoff-in.h: Likewise. * linker.c: Likewise. * m68klinux.c: Likewise. * merge.c: Likewise. * opncls.c: Likewise. * pdp11.c: Likewise. * sparclinux.c: Likewise. * stabs.c: Likewise. * sunos.c: Likewise. * vms.c: Likewise. * xcofflink.c: Likewise. * section.c (struct section_hash_entry): Move to.. * libbfd-in.h: ..here. * Makefile.am: Run "make dep-am" * Makefile.in: Regenerate. * bfd-in2.h: Regenerate. * libbfd.h: Regenerate. * libcoff.h: Regenerate. binutils/ * ieee.c (write_ieee_debugging_info): Adjust bfd_hash_table_init calls. * wrstabs.c (write_stabs_in_sections_debugging_info): Likewise. ld/ * ldcref.c (add_cref): Adjust bfd_hash_table_init calls. * ldlang.c (output_statement_table_init, lang_init): Likewise. * ldmain.c (add_ysym, add_wrap, add_keepsyms_file): Likewise. (undefined_symbol): Likewise.
2006-03-16 13:20:16 +01:00
if (!bfd_hash_table_init (link_info.keep_hash, bfd_hash_newfunc,
sizeof (struct bfd_hash_entry)))
1999-05-03 09:29:11 +02:00
einfo (_("%P%F: bfd_hash_table_init failed: %E\n"));
bufsize = 100;
* po/bfd.pot: Updated by the Translation project. * po/binutils.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gprof.pot: Updated by the Translation project. * po/sv.po: Updated Swedish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. Updated soruces in ld/* to compile cleanly with -Wc++-compat: * ld.h (enum endian_enum,enum symbolic_enum,enum dynamic_list_enum): Move to top level. * ldcref.c: Add casts. * ldctor.c: Add casts. * ldexp.c * ldexp.h (enum node_tree_enum,enum phase_enum): Move to top level. * ldlang.c: Add casts. (lang_insert_orphan): Use enum name instead of integer. * ldlang.h (enum statement_enum): Move to top level. * ldmain.c: Add casts. * ldwrite.c: Add casts. * lexsup.c: Add casts. (enum control_enum): Move to top level. * mri.c: Add casts. (mri_draw_tree): Use enum name instead of integer. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. * as.c (main): Call dwarf2_init. * config/obj-elf.c (struct group_list): New field. (build_group_lists): Use hash lookup. (free_section_idx): New function. (elf_frob_file): Adjust. * dwarf2dbg.c (all_segs_hash, last_seg_ptr): New variables. (get_line_subseg): Adjust. (dwarf2_init): New function. * dwarf2dbg.h (dwarf2_init): New declaration.
2009-09-11 17:27:38 +02:00
buf = (char *) xmalloc (bufsize);
1999-05-03 09:29:11 +02:00
c = getc (file);
while (c != EOF)
{
while (ISSPACE (c))
1999-05-03 09:29:11 +02:00
c = getc (file);
if (c != EOF)
{
size_t len = 0;
while (! ISSPACE (c) && c != EOF)
1999-05-03 09:29:11 +02:00
{
buf[len] = c;
++len;
if (len >= bufsize)
{
bufsize *= 2;
* po/bfd.pot: Updated by the Translation project. * po/binutils.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gprof.pot: Updated by the Translation project. * po/sv.po: Updated Swedish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. Updated soruces in ld/* to compile cleanly with -Wc++-compat: * ld.h (enum endian_enum,enum symbolic_enum,enum dynamic_list_enum): Move to top level. * ldcref.c: Add casts. * ldctor.c: Add casts. * ldexp.c * ldexp.h (enum node_tree_enum,enum phase_enum): Move to top level. * ldlang.c: Add casts. (lang_insert_orphan): Use enum name instead of integer. * ldlang.h (enum statement_enum): Move to top level. * ldmain.c: Add casts. * ldwrite.c: Add casts. * lexsup.c: Add casts. (enum control_enum): Move to top level. * mri.c: Add casts. (mri_draw_tree): Use enum name instead of integer. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. * as.c (main): Call dwarf2_init. * config/obj-elf.c (struct group_list): New field. (build_group_lists): Use hash lookup. (free_section_idx): New function. (elf_frob_file): Adjust. * dwarf2dbg.c (all_segs_hash, last_seg_ptr): New variables. (get_line_subseg): Adjust. (dwarf2_init): New function. * dwarf2dbg.h (dwarf2_init): New declaration.
2009-09-11 17:27:38 +02:00
buf = (char *) xrealloc (buf, bufsize);
1999-05-03 09:29:11 +02:00
}
c = getc (file);
}
buf[len] = '\0';
2003-06-28 07:28:54 +02:00
if (bfd_hash_lookup (link_info.keep_hash, buf, TRUE, TRUE) == NULL)
1999-05-03 09:29:11 +02:00
einfo (_("%P%F: bfd_hash_lookup for insertion failed: %E\n"));
}
}
if (link_info.strip != strip_none)
einfo (_("%P: `-retain-symbols-file' overrides `-s' and `-S'\n"));
2003-03-31 20:13:25 +02:00
free (buf);
1999-05-03 09:29:11 +02:00
link_info.strip = strip_some;
}
/* Callbacks from the BFD linker routines. */
/* This is called when BFD has decided to include an archive member in
a link. */
static bfd_boolean
add_archive_element (struct bfd_link_info *info,
2003-06-28 07:28:54 +02:00
bfd *abfd,
Applied patch series for LD plugin interface (six parts). [PATCH] Add infrastructure for plugin API; functionality to follow. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * plugin-api.h (LDPT_GNU_LD_VERSION): New ld_plugin_tag enum member. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * configure.in: Add AC_CHECKs for file io and dlfcn headers and functions and AC_SEARCH for -ldl. (enable_plugins): New shell variable set if above tests find dlopen functionality. (ENABLE_PLUGINS): Add related automake conditional. * configure: Regenerate. * config.in: Likewise. * Makefile.am (PLUGIN_C): Declare plugin C source file, conditional on ENABLE_PLUGINS being defined. (PLUGIN_H): Likewise for header file. (PLUGIN_OBJECT): Likewise for object file. (PLUGIN_CFLAGS): Likewise -D flag required to compile plugin support. (AM_CPPFLAGS): Use PLUGIN_CFLAGS. (CFILES): Use PLUGIN_C. (HFILES): Use PLUGIN_H. (OFILES): Use PLUGIN_OBJECT. (ld_new_SOURCES): Use PLUGIN_C. (noinst_LTLIBRARIES)[ENABLE_PLUGINS]: Declare test plugin. (libldtestplug_la_SOURCES)[ENABLE_PLUGINS]: Add automake definition for test plugin. (libldtestplug_la_CFLAGS)[ENABLE_PLUGINS]: Likewise. (libldtestplug_la_LDFLAGS)[ENABLE_PLUGINS]: Likewise. * Makefile.in: Regenerate. * sysdep.h: Include stdarg.h, unistd.h and one of fcntl.h or sys/file.h where available. Include dlfcn.h when ENABLE_PLUGINS. (O_RDONLY): Supply default definition likewise to bfd's sysdep.h (O_WRONLY): Likewise. (O_RDWR): Likewise. (O_ACCMODE): Likewise. (O_BINARY): Likewise. (SEEK_SET): Likewise. (SEEK_CUR): Likewise. (SEEK_END): Likewise. * ldmisc.c (vfinfo): Make non-static. Add %p format char. * ldmisc.h (vfinfo): Declare extern prototype. * lexsup.c (enum option_values)[ENABLE_PLUGINS]: Add new entries for OPTION_PLUGIN and OPTION_PLUGIN_OPT. (ld_options[])[ENABLE_PLUGINS]: Add option data for the above two. (parse_args)[ENABLE_PLUGINS]: Handle them, and load all plugins once option parsing is complete. * ldmain.c (main)[ENABLE_PLUGINS]: Call plugin cleanup hooks just after lang_finish. * plugin.c: New source file. * plugin.h: Likewise new header. * testplug.c: New source file. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * ld-bootstrap/bootstrap.exp: Skip static tests also if LD plugins are enabled. * lib/ld-lib.exp (proc regexp_diff): Extend verbose debug output. (proc set_file_contents): Write a file with the supplied content. (run_ld_link_tests): Add new 'ld' action to test linker output. (proc check_plugin_api_available): Return true if linker under test supports the plugin API. * ld-plugin/func.c: New test source file. * ld-plugin/main.c: Likewise. * ld-plugin/text.c: Likewise. * ld-plugin/plugin-1.d: New dump test output pattern script. * ld-plugin/plugin-2.d: Likewise. * ld-plugin/plugin-3.d: Likewise. * ld-plugin/plugin-4.d: Likewise. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin.exp: New test control script. --- [PATCH] Implement claim file and all symbols read hooks and add symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ldfile.c (ldfile_try_open_bfd)[ENABLE_PLUGINS]: Don't return early during compat checks if they pass, instead offer any successfully opened and accepted file to the plugin claim file hooks chain. Create a dummy bfd to accept symbols added by the plugin, if the plugin claims the file. * ldlang.c (lang_process)[ENABLE_PLUGINS]: Call plugin all symbols read hook chain before ldemul_after_open. * ldlang.h (struct lang_input_statement_struct): Add new single-bit 'claimed' flag. * plugin.c (IRONLY_SUFFIX): New macro for dummy bfd file suffix. (IRONLY_SUFFIX_LEN): Length of the above string. (plugin_get_ir_dummy_bfd): New function to create the dummy bfd used to store symbols for ir-only files. (is_ir_dummy_bfd): New function to check if a bfd is ir-only. (asymbol_from_plugin_symbol): New function converts symbol formats. (add_symbols): Call it to convert plugin syms to bfd syms and add them to the dummy bfd. * plugin.h: Add missing include guards. (plugin_get_ir_dummy_bfd): Add prototype. (is_ir_dummy_bfd): Likewise. * testplug.c (TV_MESSAGE): New helper macro. (struct claim_file): New struct. (claim_file_t): New typedef. (tag_names[]): Make static and const. (claimfiles_list): New variable. (claimfiles_tail_chain_ptr): Likewise. (last_claimfile): Likewise. (record_claim_file): Record a file to claim on a singly-linked list. (parse_symdefstr): Parse an ASCII representation of a symbol from a plugin option into the fields of a struct ld_plugin_symbol. (record_claimed_file_symbol): Use it to parse plugin option for adding a symbol. (parse_option): Parse claim file and add symbol options. (dump_tv_tag): Use TV_MESSAGE. (onload): Likewise. (onclaim_file): Make static. Use TV_MESSAGE. Scan list of files to claim and claim this file if required, adding any symbols specified. (onall_symbols_read): Make static and use TV_MESSAGE. (oncleanup): Likewise. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ld-plugin/plugin-3.d: Enable regexes for new functionality. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin-6.d: New testcase. * ld-plugin/plugin-7.d: Likewise. * ld-plugin/plugin.exp: Use 'nm' on compiled test objects to determine whether symbols in plugin arguments need an underscore prefix. Add new plugin-6.d and plugin-7.d testcases. --- [PATCH] Implement get symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ldmain.c (notice)[ENABLE_PLUGINS]: Call plugin_notice. * plugin.c (non_ironly_hash): Add new bfd hash table. (plugin_load_plugins): Exit early if no plugins to load. If plugins do load successfully, set notice_all flag in link info. (get_symbols): Implement. (plugin_load_plugins): Exit early if no plugins to load, else after loading plugins successfully enable notice_all mode. (init_non_ironly_hash): Lazily init non_ironly_hash table. (plugin_notice): Record symbols referenced from non-IR files in the non_ironly_hash. Suppress tracing, cref generation and nocrossrefs tracking for symbols from dummy IR bfds. * plugin.h: Fix formatting. (plugin_notice): Add prototype. * testplug.c (dumpresolutions): New global var. (parse_options): Accept "dumpresolutions". (onall_symbols_read): Get syms and dump resolutions if it was given. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ld-plugin/plugin-8.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Implement add input file, add input lib and set extra lib path callbacks. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ldlang.c (lang_process)[ENABLE_PLUGINS]: Move invocation of plugin_call_all_symbols_read to before setting of gc_sym_list, and open any new input files that may have been added during it. * ldmain.c (multiple_definition)[ENABLE_PLUGINS]: Call out to plugin_multiple_definition and let it have first say over what to do with the clashing definitions. * plugin.c (no_more_claiming): New boolean variable. (plugin_cached_allow_multiple_defs): Likewise. (add_input_file): Implement. (add_input_library): Likewise. (set_extra_library_path): Likewise. (plugin_call_claim_file): Don't do anything when no_more_claiming set. (plugin_call_all_symbols_read): Set it. Disable link info "allow_multiple_definition" flag, but cache its value. (plugin_multiple_definition): New function. * plugin.h (plugin_multiple_definition): Add prototype. * testplug.c (addfile_enum_t): New enumerated typedef. (add_file_t): New struct typedef. (addfiles_list): New variable. (addfiles_tail_chain_ptr): Likewise. (record_add_file): New function. (parse_option): Parse "add:", "lib:" and "dir:" options and call it. (onall_symbols_read): Iterate the list of new files, libs and dirs, adding them. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ld-plugin/plugin-9.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Add ELF symbol visibility support to plugin interface. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * plugin.c (asymbol_from_plugin_symbol): If the bfd is an ELF bfd, find the elf symbol data and set the visibility in the st_other field. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * ld-plugin/plugin-ignore.d: New dump test control script. * ld-plugin/plugin-vis-1.d: Likewise. * ld-plugin/plugin.exp: Add list of ELF-only tests and run them if testing on an ELF target. --- [PATCH] Add archive support to plugin interface. bfd/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * aoutx.h (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * cofflink.c (coff_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (coff_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * ecoff.c (read_ext_syms_and_strs): New function holds symbol-reading code factored-out from ecoff_link_check_archive_element. (reread_ext_syms_and_strs): Clear old symbols and call it. (ecoff_link_check_archive_element): Use the above. Handle substitute BFD if one is set by add_archive_element callback. (ecoff_link_add_archive_symbols): Likewise allow bfd substitution. * elflink.c (elf_link_add_archive_symbols): Likewise. * linker.c (generic_link_check_archive_element): Likewise. * pdp11.c (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * vms-alpha.c (alpha_vms_link_add_archive_symbols): Handle substitute BFD if one is set by add_archive_element callback. * xcofflink.c (xcoff_link_check_dynamic_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (xcoff_link_check_ar_symbols): Likewise. (xcoff_link_check_archive_element): Handle bfd substitution if it was set by callback in the above. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * bfdlink.h (struct_bfd_link_callbacks): Document new argument to add_archive_element callback used to return a replacement bfd which is to be added to the hash table in place of the original element. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ldlang.c (load_symbols): Handle bfd subsitution when calling the add_archive_element callback. * ldmain.c (add_archive_element)[ENABLE_PLUGINS]: Offer the archive member to the plugins and if claimed set "subsbfd" output parameter to point to the dummy IR-only BFD. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ld-plugin/plugin-10.d: New dump test control script. * ld-plugin/plugin-11.d: Likewise. * ld-plugin/plugin.exp: Run them. ---
2010-10-14 03:31:33 +02:00
const char *name,
bfd **subsbfd ATTRIBUTE_UNUSED)
1999-05-03 09:29:11 +02:00
{
lang_input_statement_type *input;
Applied patch series for LD plugin interface (six parts). [PATCH] Add infrastructure for plugin API; functionality to follow. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * plugin-api.h (LDPT_GNU_LD_VERSION): New ld_plugin_tag enum member. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * configure.in: Add AC_CHECKs for file io and dlfcn headers and functions and AC_SEARCH for -ldl. (enable_plugins): New shell variable set if above tests find dlopen functionality. (ENABLE_PLUGINS): Add related automake conditional. * configure: Regenerate. * config.in: Likewise. * Makefile.am (PLUGIN_C): Declare plugin C source file, conditional on ENABLE_PLUGINS being defined. (PLUGIN_H): Likewise for header file. (PLUGIN_OBJECT): Likewise for object file. (PLUGIN_CFLAGS): Likewise -D flag required to compile plugin support. (AM_CPPFLAGS): Use PLUGIN_CFLAGS. (CFILES): Use PLUGIN_C. (HFILES): Use PLUGIN_H. (OFILES): Use PLUGIN_OBJECT. (ld_new_SOURCES): Use PLUGIN_C. (noinst_LTLIBRARIES)[ENABLE_PLUGINS]: Declare test plugin. (libldtestplug_la_SOURCES)[ENABLE_PLUGINS]: Add automake definition for test plugin. (libldtestplug_la_CFLAGS)[ENABLE_PLUGINS]: Likewise. (libldtestplug_la_LDFLAGS)[ENABLE_PLUGINS]: Likewise. * Makefile.in: Regenerate. * sysdep.h: Include stdarg.h, unistd.h and one of fcntl.h or sys/file.h where available. Include dlfcn.h when ENABLE_PLUGINS. (O_RDONLY): Supply default definition likewise to bfd's sysdep.h (O_WRONLY): Likewise. (O_RDWR): Likewise. (O_ACCMODE): Likewise. (O_BINARY): Likewise. (SEEK_SET): Likewise. (SEEK_CUR): Likewise. (SEEK_END): Likewise. * ldmisc.c (vfinfo): Make non-static. Add %p format char. * ldmisc.h (vfinfo): Declare extern prototype. * lexsup.c (enum option_values)[ENABLE_PLUGINS]: Add new entries for OPTION_PLUGIN and OPTION_PLUGIN_OPT. (ld_options[])[ENABLE_PLUGINS]: Add option data for the above two. (parse_args)[ENABLE_PLUGINS]: Handle them, and load all plugins once option parsing is complete. * ldmain.c (main)[ENABLE_PLUGINS]: Call plugin cleanup hooks just after lang_finish. * plugin.c: New source file. * plugin.h: Likewise new header. * testplug.c: New source file. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * ld-bootstrap/bootstrap.exp: Skip static tests also if LD plugins are enabled. * lib/ld-lib.exp (proc regexp_diff): Extend verbose debug output. (proc set_file_contents): Write a file with the supplied content. (run_ld_link_tests): Add new 'ld' action to test linker output. (proc check_plugin_api_available): Return true if linker under test supports the plugin API. * ld-plugin/func.c: New test source file. * ld-plugin/main.c: Likewise. * ld-plugin/text.c: Likewise. * ld-plugin/plugin-1.d: New dump test output pattern script. * ld-plugin/plugin-2.d: Likewise. * ld-plugin/plugin-3.d: Likewise. * ld-plugin/plugin-4.d: Likewise. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin.exp: New test control script. --- [PATCH] Implement claim file and all symbols read hooks and add symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ldfile.c (ldfile_try_open_bfd)[ENABLE_PLUGINS]: Don't return early during compat checks if they pass, instead offer any successfully opened and accepted file to the plugin claim file hooks chain. Create a dummy bfd to accept symbols added by the plugin, if the plugin claims the file. * ldlang.c (lang_process)[ENABLE_PLUGINS]: Call plugin all symbols read hook chain before ldemul_after_open. * ldlang.h (struct lang_input_statement_struct): Add new single-bit 'claimed' flag. * plugin.c (IRONLY_SUFFIX): New macro for dummy bfd file suffix. (IRONLY_SUFFIX_LEN): Length of the above string. (plugin_get_ir_dummy_bfd): New function to create the dummy bfd used to store symbols for ir-only files. (is_ir_dummy_bfd): New function to check if a bfd is ir-only. (asymbol_from_plugin_symbol): New function converts symbol formats. (add_symbols): Call it to convert plugin syms to bfd syms and add them to the dummy bfd. * plugin.h: Add missing include guards. (plugin_get_ir_dummy_bfd): Add prototype. (is_ir_dummy_bfd): Likewise. * testplug.c (TV_MESSAGE): New helper macro. (struct claim_file): New struct. (claim_file_t): New typedef. (tag_names[]): Make static and const. (claimfiles_list): New variable. (claimfiles_tail_chain_ptr): Likewise. (last_claimfile): Likewise. (record_claim_file): Record a file to claim on a singly-linked list. (parse_symdefstr): Parse an ASCII representation of a symbol from a plugin option into the fields of a struct ld_plugin_symbol. (record_claimed_file_symbol): Use it to parse plugin option for adding a symbol. (parse_option): Parse claim file and add symbol options. (dump_tv_tag): Use TV_MESSAGE. (onload): Likewise. (onclaim_file): Make static. Use TV_MESSAGE. Scan list of files to claim and claim this file if required, adding any symbols specified. (onall_symbols_read): Make static and use TV_MESSAGE. (oncleanup): Likewise. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ld-plugin/plugin-3.d: Enable regexes for new functionality. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin-6.d: New testcase. * ld-plugin/plugin-7.d: Likewise. * ld-plugin/plugin.exp: Use 'nm' on compiled test objects to determine whether symbols in plugin arguments need an underscore prefix. Add new plugin-6.d and plugin-7.d testcases. --- [PATCH] Implement get symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ldmain.c (notice)[ENABLE_PLUGINS]: Call plugin_notice. * plugin.c (non_ironly_hash): Add new bfd hash table. (plugin_load_plugins): Exit early if no plugins to load. If plugins do load successfully, set notice_all flag in link info. (get_symbols): Implement. (plugin_load_plugins): Exit early if no plugins to load, else after loading plugins successfully enable notice_all mode. (init_non_ironly_hash): Lazily init non_ironly_hash table. (plugin_notice): Record symbols referenced from non-IR files in the non_ironly_hash. Suppress tracing, cref generation and nocrossrefs tracking for symbols from dummy IR bfds. * plugin.h: Fix formatting. (plugin_notice): Add prototype. * testplug.c (dumpresolutions): New global var. (parse_options): Accept "dumpresolutions". (onall_symbols_read): Get syms and dump resolutions if it was given. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ld-plugin/plugin-8.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Implement add input file, add input lib and set extra lib path callbacks. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ldlang.c (lang_process)[ENABLE_PLUGINS]: Move invocation of plugin_call_all_symbols_read to before setting of gc_sym_list, and open any new input files that may have been added during it. * ldmain.c (multiple_definition)[ENABLE_PLUGINS]: Call out to plugin_multiple_definition and let it have first say over what to do with the clashing definitions. * plugin.c (no_more_claiming): New boolean variable. (plugin_cached_allow_multiple_defs): Likewise. (add_input_file): Implement. (add_input_library): Likewise. (set_extra_library_path): Likewise. (plugin_call_claim_file): Don't do anything when no_more_claiming set. (plugin_call_all_symbols_read): Set it. Disable link info "allow_multiple_definition" flag, but cache its value. (plugin_multiple_definition): New function. * plugin.h (plugin_multiple_definition): Add prototype. * testplug.c (addfile_enum_t): New enumerated typedef. (add_file_t): New struct typedef. (addfiles_list): New variable. (addfiles_tail_chain_ptr): Likewise. (record_add_file): New function. (parse_option): Parse "add:", "lib:" and "dir:" options and call it. (onall_symbols_read): Iterate the list of new files, libs and dirs, adding them. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ld-plugin/plugin-9.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Add ELF symbol visibility support to plugin interface. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * plugin.c (asymbol_from_plugin_symbol): If the bfd is an ELF bfd, find the elf symbol data and set the visibility in the st_other field. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * ld-plugin/plugin-ignore.d: New dump test control script. * ld-plugin/plugin-vis-1.d: Likewise. * ld-plugin/plugin.exp: Add list of ELF-only tests and run them if testing on an ELF target. --- [PATCH] Add archive support to plugin interface. bfd/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * aoutx.h (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * cofflink.c (coff_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (coff_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * ecoff.c (read_ext_syms_and_strs): New function holds symbol-reading code factored-out from ecoff_link_check_archive_element. (reread_ext_syms_and_strs): Clear old symbols and call it. (ecoff_link_check_archive_element): Use the above. Handle substitute BFD if one is set by add_archive_element callback. (ecoff_link_add_archive_symbols): Likewise allow bfd substitution. * elflink.c (elf_link_add_archive_symbols): Likewise. * linker.c (generic_link_check_archive_element): Likewise. * pdp11.c (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * vms-alpha.c (alpha_vms_link_add_archive_symbols): Handle substitute BFD if one is set by add_archive_element callback. * xcofflink.c (xcoff_link_check_dynamic_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (xcoff_link_check_ar_symbols): Likewise. (xcoff_link_check_archive_element): Handle bfd substitution if it was set by callback in the above. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * bfdlink.h (struct_bfd_link_callbacks): Document new argument to add_archive_element callback used to return a replacement bfd which is to be added to the hash table in place of the original element. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ldlang.c (load_symbols): Handle bfd subsitution when calling the add_archive_element callback. * ldmain.c (add_archive_element)[ENABLE_PLUGINS]: Offer the archive member to the plugins and if claimed set "subsbfd" output parameter to point to the dummy IR-only BFD. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ld-plugin/plugin-10.d: New dump test control script. * ld-plugin/plugin-11.d: Likewise. * ld-plugin/plugin.exp: Run them. ---
2010-10-14 03:31:33 +02:00
lang_input_statement_type orig_input;
1999-05-03 09:29:11 +02:00
* po/bfd.pot: Updated by the Translation project. * po/binutils.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gprof.pot: Updated by the Translation project. * po/sv.po: Updated Swedish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. Updated soruces in ld/* to compile cleanly with -Wc++-compat: * ld.h (enum endian_enum,enum symbolic_enum,enum dynamic_list_enum): Move to top level. * ldcref.c: Add casts. * ldctor.c: Add casts. * ldexp.c * ldexp.h (enum node_tree_enum,enum phase_enum): Move to top level. * ldlang.c: Add casts. (lang_insert_orphan): Use enum name instead of integer. * ldlang.h (enum statement_enum): Move to top level. * ldmain.c: Add casts. * ldwrite.c: Add casts. * lexsup.c: Add casts. (enum control_enum): Move to top level. * mri.c: Add casts. (mri_draw_tree): Use enum name instead of integer. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. * as.c (main): Call dwarf2_init. * config/obj-elf.c (struct group_list): New field. (build_group_lists): Use hash lookup. (free_section_idx): New function. (elf_frob_file): Adjust. * dwarf2dbg.c (all_segs_hash, last_seg_ptr): New variables. (get_line_subseg): Adjust. (dwarf2_init): New function. * dwarf2dbg.h (dwarf2_init): New declaration.
2009-09-11 17:27:38 +02:00
input = (lang_input_statement_type *)
xcalloc (1, sizeof (lang_input_statement_type));
1999-05-03 09:29:11 +02:00
input->filename = abfd->filename;
input->local_sym_name = abfd->filename;
input->the_bfd = abfd;
Applied patch series for LD plugin interface (six parts). [PATCH] Add infrastructure for plugin API; functionality to follow. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * plugin-api.h (LDPT_GNU_LD_VERSION): New ld_plugin_tag enum member. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * configure.in: Add AC_CHECKs for file io and dlfcn headers and functions and AC_SEARCH for -ldl. (enable_plugins): New shell variable set if above tests find dlopen functionality. (ENABLE_PLUGINS): Add related automake conditional. * configure: Regenerate. * config.in: Likewise. * Makefile.am (PLUGIN_C): Declare plugin C source file, conditional on ENABLE_PLUGINS being defined. (PLUGIN_H): Likewise for header file. (PLUGIN_OBJECT): Likewise for object file. (PLUGIN_CFLAGS): Likewise -D flag required to compile plugin support. (AM_CPPFLAGS): Use PLUGIN_CFLAGS. (CFILES): Use PLUGIN_C. (HFILES): Use PLUGIN_H. (OFILES): Use PLUGIN_OBJECT. (ld_new_SOURCES): Use PLUGIN_C. (noinst_LTLIBRARIES)[ENABLE_PLUGINS]: Declare test plugin. (libldtestplug_la_SOURCES)[ENABLE_PLUGINS]: Add automake definition for test plugin. (libldtestplug_la_CFLAGS)[ENABLE_PLUGINS]: Likewise. (libldtestplug_la_LDFLAGS)[ENABLE_PLUGINS]: Likewise. * Makefile.in: Regenerate. * sysdep.h: Include stdarg.h, unistd.h and one of fcntl.h or sys/file.h where available. Include dlfcn.h when ENABLE_PLUGINS. (O_RDONLY): Supply default definition likewise to bfd's sysdep.h (O_WRONLY): Likewise. (O_RDWR): Likewise. (O_ACCMODE): Likewise. (O_BINARY): Likewise. (SEEK_SET): Likewise. (SEEK_CUR): Likewise. (SEEK_END): Likewise. * ldmisc.c (vfinfo): Make non-static. Add %p format char. * ldmisc.h (vfinfo): Declare extern prototype. * lexsup.c (enum option_values)[ENABLE_PLUGINS]: Add new entries for OPTION_PLUGIN and OPTION_PLUGIN_OPT. (ld_options[])[ENABLE_PLUGINS]: Add option data for the above two. (parse_args)[ENABLE_PLUGINS]: Handle them, and load all plugins once option parsing is complete. * ldmain.c (main)[ENABLE_PLUGINS]: Call plugin cleanup hooks just after lang_finish. * plugin.c: New source file. * plugin.h: Likewise new header. * testplug.c: New source file. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * ld-bootstrap/bootstrap.exp: Skip static tests also if LD plugins are enabled. * lib/ld-lib.exp (proc regexp_diff): Extend verbose debug output. (proc set_file_contents): Write a file with the supplied content. (run_ld_link_tests): Add new 'ld' action to test linker output. (proc check_plugin_api_available): Return true if linker under test supports the plugin API. * ld-plugin/func.c: New test source file. * ld-plugin/main.c: Likewise. * ld-plugin/text.c: Likewise. * ld-plugin/plugin-1.d: New dump test output pattern script. * ld-plugin/plugin-2.d: Likewise. * ld-plugin/plugin-3.d: Likewise. * ld-plugin/plugin-4.d: Likewise. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin.exp: New test control script. --- [PATCH] Implement claim file and all symbols read hooks and add symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ldfile.c (ldfile_try_open_bfd)[ENABLE_PLUGINS]: Don't return early during compat checks if they pass, instead offer any successfully opened and accepted file to the plugin claim file hooks chain. Create a dummy bfd to accept symbols added by the plugin, if the plugin claims the file. * ldlang.c (lang_process)[ENABLE_PLUGINS]: Call plugin all symbols read hook chain before ldemul_after_open. * ldlang.h (struct lang_input_statement_struct): Add new single-bit 'claimed' flag. * plugin.c (IRONLY_SUFFIX): New macro for dummy bfd file suffix. (IRONLY_SUFFIX_LEN): Length of the above string. (plugin_get_ir_dummy_bfd): New function to create the dummy bfd used to store symbols for ir-only files. (is_ir_dummy_bfd): New function to check if a bfd is ir-only. (asymbol_from_plugin_symbol): New function converts symbol formats. (add_symbols): Call it to convert plugin syms to bfd syms and add them to the dummy bfd. * plugin.h: Add missing include guards. (plugin_get_ir_dummy_bfd): Add prototype. (is_ir_dummy_bfd): Likewise. * testplug.c (TV_MESSAGE): New helper macro. (struct claim_file): New struct. (claim_file_t): New typedef. (tag_names[]): Make static and const. (claimfiles_list): New variable. (claimfiles_tail_chain_ptr): Likewise. (last_claimfile): Likewise. (record_claim_file): Record a file to claim on a singly-linked list. (parse_symdefstr): Parse an ASCII representation of a symbol from a plugin option into the fields of a struct ld_plugin_symbol. (record_claimed_file_symbol): Use it to parse plugin option for adding a symbol. (parse_option): Parse claim file and add symbol options. (dump_tv_tag): Use TV_MESSAGE. (onload): Likewise. (onclaim_file): Make static. Use TV_MESSAGE. Scan list of files to claim and claim this file if required, adding any symbols specified. (onall_symbols_read): Make static and use TV_MESSAGE. (oncleanup): Likewise. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ld-plugin/plugin-3.d: Enable regexes for new functionality. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin-6.d: New testcase. * ld-plugin/plugin-7.d: Likewise. * ld-plugin/plugin.exp: Use 'nm' on compiled test objects to determine whether symbols in plugin arguments need an underscore prefix. Add new plugin-6.d and plugin-7.d testcases. --- [PATCH] Implement get symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ldmain.c (notice)[ENABLE_PLUGINS]: Call plugin_notice. * plugin.c (non_ironly_hash): Add new bfd hash table. (plugin_load_plugins): Exit early if no plugins to load. If plugins do load successfully, set notice_all flag in link info. (get_symbols): Implement. (plugin_load_plugins): Exit early if no plugins to load, else after loading plugins successfully enable notice_all mode. (init_non_ironly_hash): Lazily init non_ironly_hash table. (plugin_notice): Record symbols referenced from non-IR files in the non_ironly_hash. Suppress tracing, cref generation and nocrossrefs tracking for symbols from dummy IR bfds. * plugin.h: Fix formatting. (plugin_notice): Add prototype. * testplug.c (dumpresolutions): New global var. (parse_options): Accept "dumpresolutions". (onall_symbols_read): Get syms and dump resolutions if it was given. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ld-plugin/plugin-8.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Implement add input file, add input lib and set extra lib path callbacks. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ldlang.c (lang_process)[ENABLE_PLUGINS]: Move invocation of plugin_call_all_symbols_read to before setting of gc_sym_list, and open any new input files that may have been added during it. * ldmain.c (multiple_definition)[ENABLE_PLUGINS]: Call out to plugin_multiple_definition and let it have first say over what to do with the clashing definitions. * plugin.c (no_more_claiming): New boolean variable. (plugin_cached_allow_multiple_defs): Likewise. (add_input_file): Implement. (add_input_library): Likewise. (set_extra_library_path): Likewise. (plugin_call_claim_file): Don't do anything when no_more_claiming set. (plugin_call_all_symbols_read): Set it. Disable link info "allow_multiple_definition" flag, but cache its value. (plugin_multiple_definition): New function. * plugin.h (plugin_multiple_definition): Add prototype. * testplug.c (addfile_enum_t): New enumerated typedef. (add_file_t): New struct typedef. (addfiles_list): New variable. (addfiles_tail_chain_ptr): Likewise. (record_add_file): New function. (parse_option): Parse "add:", "lib:" and "dir:" options and call it. (onall_symbols_read): Iterate the list of new files, libs and dirs, adding them. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ld-plugin/plugin-9.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Add ELF symbol visibility support to plugin interface. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * plugin.c (asymbol_from_plugin_symbol): If the bfd is an ELF bfd, find the elf symbol data and set the visibility in the st_other field. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * ld-plugin/plugin-ignore.d: New dump test control script. * ld-plugin/plugin-vis-1.d: Likewise. * ld-plugin/plugin.exp: Add list of ELF-only tests and run them if testing on an ELF target. --- [PATCH] Add archive support to plugin interface. bfd/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * aoutx.h (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * cofflink.c (coff_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (coff_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * ecoff.c (read_ext_syms_and_strs): New function holds symbol-reading code factored-out from ecoff_link_check_archive_element. (reread_ext_syms_and_strs): Clear old symbols and call it. (ecoff_link_check_archive_element): Use the above. Handle substitute BFD if one is set by add_archive_element callback. (ecoff_link_add_archive_symbols): Likewise allow bfd substitution. * elflink.c (elf_link_add_archive_symbols): Likewise. * linker.c (generic_link_check_archive_element): Likewise. * pdp11.c (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * vms-alpha.c (alpha_vms_link_add_archive_symbols): Handle substitute BFD if one is set by add_archive_element callback. * xcofflink.c (xcoff_link_check_dynamic_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (xcoff_link_check_ar_symbols): Likewise. (xcoff_link_check_archive_element): Handle bfd substitution if it was set by callback in the above. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * bfdlink.h (struct_bfd_link_callbacks): Document new argument to add_archive_element callback used to return a replacement bfd which is to be added to the hash table in place of the original element. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ldlang.c (load_symbols): Handle bfd subsitution when calling the add_archive_element callback. * ldmain.c (add_archive_element)[ENABLE_PLUGINS]: Offer the archive member to the plugins and if claimed set "subsbfd" output parameter to point to the dummy IR-only BFD. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ld-plugin/plugin-10.d: New dump test control script. * ld-plugin/plugin-11.d: Likewise. * ld-plugin/plugin.exp: Run them. ---
2010-10-14 03:31:33 +02:00
/* Save the original data for trace files/tries below, as plugins
(if enabled) may possibly alter it to point to a replacement
BFD, but we still want to output the original BFD filename. */
orig_input = *input;
#ifdef ENABLE_PLUGINS
PR ld/12365 PR ld/12672 bfd/ * bfd.c (BFD_PLUGIN): Define. (BFD_FLAGS_SAVED, BFD_FLAGS_FOR_BFD_USE_MASK): Add BFD_PLUGIN. * bfd-in2.h: Regenerate. * elflink.c (elf_link_output_extsym): Strip undefined plugin syms. * opncls.c (bfd_make_readable): Don't lose original bfd flags. ld/ * ldfile.c (ldfile_try_open_bfd): Don't attempt any plugin action when no_more_claiming. * ldmain.c (add_archive_element): Likewise. (multiple_definition): Remove plugin_multiple_definition call. (notice): Remove plugin_notice call. * ldlang.c (lang_list_insert_after, void lang_list_remove_tail): Move. Delete prototype. (plugin_insert): New static var. (open_input_bfds): Only rescan libs after plugin insert point. (lang_gc_sections): Omit plugin claimed files. (lang_process): Set plugin_insert. Only rescan when plugin adds objects. * plugin.h (no_more_claiming): Declare. (plugin_notice, plugin_multiple_definition): Don't declare. * plugin.c: Formatting. (orig_notice_all, orig_allow_multiple_defs, orig_callbacks, plugin_callbacks): New static vars. (no_more_claiming): Make global. (plugin_cached_allow_multiple_defs): Delete. (plugin_get_ir_dummy_bfd): Set SEC_EXCLUDE on dummy .text section, use newer bfd_make_section variant. Make COMMON section too. Error handling. Correct setting of gp size. (asymbol_from_plugin_symbol): Properly cast last arg of concat. (message): Likewise for ACONCAT. (asymbol_from_plugin_symbol): Use our COMMON section. (get_symbols): When report_plugin_symbols, show visibility too. (init_non_ironly_hash): Move. Don't test non_ironly_hash. (plugin_load_plugins): Save state of linker callbacks, set up to call plugin_notice instead. Call init_non_ironly_hash here. (plugin_call_all_symbols_read): Set plugin_multiple_definition in plugin callbacks. (plugin_notice): Rewrite. (plugin_multiple_definition): Make static, call original callback. ld/testsuite/ * ld-plugin/plugin-7.d: Adjust for plugin changes. * ld-plugin/plugin-8.d: Likewise. * ld-plugin/plugin.exp: Pass --verbose=2 for visibility test, and compare ld output to.. * ld-plugin/plugin-12.d: New.
2011-04-18 01:15:13 +02:00
if (bfd_my_archive (abfd) != NULL
&& plugin_active_plugins_p ()
&& !no_more_claiming)
Applied patch series for LD plugin interface (six parts). [PATCH] Add infrastructure for plugin API; functionality to follow. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * plugin-api.h (LDPT_GNU_LD_VERSION): New ld_plugin_tag enum member. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * configure.in: Add AC_CHECKs for file io and dlfcn headers and functions and AC_SEARCH for -ldl. (enable_plugins): New shell variable set if above tests find dlopen functionality. (ENABLE_PLUGINS): Add related automake conditional. * configure: Regenerate. * config.in: Likewise. * Makefile.am (PLUGIN_C): Declare plugin C source file, conditional on ENABLE_PLUGINS being defined. (PLUGIN_H): Likewise for header file. (PLUGIN_OBJECT): Likewise for object file. (PLUGIN_CFLAGS): Likewise -D flag required to compile plugin support. (AM_CPPFLAGS): Use PLUGIN_CFLAGS. (CFILES): Use PLUGIN_C. (HFILES): Use PLUGIN_H. (OFILES): Use PLUGIN_OBJECT. (ld_new_SOURCES): Use PLUGIN_C. (noinst_LTLIBRARIES)[ENABLE_PLUGINS]: Declare test plugin. (libldtestplug_la_SOURCES)[ENABLE_PLUGINS]: Add automake definition for test plugin. (libldtestplug_la_CFLAGS)[ENABLE_PLUGINS]: Likewise. (libldtestplug_la_LDFLAGS)[ENABLE_PLUGINS]: Likewise. * Makefile.in: Regenerate. * sysdep.h: Include stdarg.h, unistd.h and one of fcntl.h or sys/file.h where available. Include dlfcn.h when ENABLE_PLUGINS. (O_RDONLY): Supply default definition likewise to bfd's sysdep.h (O_WRONLY): Likewise. (O_RDWR): Likewise. (O_ACCMODE): Likewise. (O_BINARY): Likewise. (SEEK_SET): Likewise. (SEEK_CUR): Likewise. (SEEK_END): Likewise. * ldmisc.c (vfinfo): Make non-static. Add %p format char. * ldmisc.h (vfinfo): Declare extern prototype. * lexsup.c (enum option_values)[ENABLE_PLUGINS]: Add new entries for OPTION_PLUGIN and OPTION_PLUGIN_OPT. (ld_options[])[ENABLE_PLUGINS]: Add option data for the above two. (parse_args)[ENABLE_PLUGINS]: Handle them, and load all plugins once option parsing is complete. * ldmain.c (main)[ENABLE_PLUGINS]: Call plugin cleanup hooks just after lang_finish. * plugin.c: New source file. * plugin.h: Likewise new header. * testplug.c: New source file. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * ld-bootstrap/bootstrap.exp: Skip static tests also if LD plugins are enabled. * lib/ld-lib.exp (proc regexp_diff): Extend verbose debug output. (proc set_file_contents): Write a file with the supplied content. (run_ld_link_tests): Add new 'ld' action to test linker output. (proc check_plugin_api_available): Return true if linker under test supports the plugin API. * ld-plugin/func.c: New test source file. * ld-plugin/main.c: Likewise. * ld-plugin/text.c: Likewise. * ld-plugin/plugin-1.d: New dump test output pattern script. * ld-plugin/plugin-2.d: Likewise. * ld-plugin/plugin-3.d: Likewise. * ld-plugin/plugin-4.d: Likewise. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin.exp: New test control script. --- [PATCH] Implement claim file and all symbols read hooks and add symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ldfile.c (ldfile_try_open_bfd)[ENABLE_PLUGINS]: Don't return early during compat checks if they pass, instead offer any successfully opened and accepted file to the plugin claim file hooks chain. Create a dummy bfd to accept symbols added by the plugin, if the plugin claims the file. * ldlang.c (lang_process)[ENABLE_PLUGINS]: Call plugin all symbols read hook chain before ldemul_after_open. * ldlang.h (struct lang_input_statement_struct): Add new single-bit 'claimed' flag. * plugin.c (IRONLY_SUFFIX): New macro for dummy bfd file suffix. (IRONLY_SUFFIX_LEN): Length of the above string. (plugin_get_ir_dummy_bfd): New function to create the dummy bfd used to store symbols for ir-only files. (is_ir_dummy_bfd): New function to check if a bfd is ir-only. (asymbol_from_plugin_symbol): New function converts symbol formats. (add_symbols): Call it to convert plugin syms to bfd syms and add them to the dummy bfd. * plugin.h: Add missing include guards. (plugin_get_ir_dummy_bfd): Add prototype. (is_ir_dummy_bfd): Likewise. * testplug.c (TV_MESSAGE): New helper macro. (struct claim_file): New struct. (claim_file_t): New typedef. (tag_names[]): Make static and const. (claimfiles_list): New variable. (claimfiles_tail_chain_ptr): Likewise. (last_claimfile): Likewise. (record_claim_file): Record a file to claim on a singly-linked list. (parse_symdefstr): Parse an ASCII representation of a symbol from a plugin option into the fields of a struct ld_plugin_symbol. (record_claimed_file_symbol): Use it to parse plugin option for adding a symbol. (parse_option): Parse claim file and add symbol options. (dump_tv_tag): Use TV_MESSAGE. (onload): Likewise. (onclaim_file): Make static. Use TV_MESSAGE. Scan list of files to claim and claim this file if required, adding any symbols specified. (onall_symbols_read): Make static and use TV_MESSAGE. (oncleanup): Likewise. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ld-plugin/plugin-3.d: Enable regexes for new functionality. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin-6.d: New testcase. * ld-plugin/plugin-7.d: Likewise. * ld-plugin/plugin.exp: Use 'nm' on compiled test objects to determine whether symbols in plugin arguments need an underscore prefix. Add new plugin-6.d and plugin-7.d testcases. --- [PATCH] Implement get symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ldmain.c (notice)[ENABLE_PLUGINS]: Call plugin_notice. * plugin.c (non_ironly_hash): Add new bfd hash table. (plugin_load_plugins): Exit early if no plugins to load. If plugins do load successfully, set notice_all flag in link info. (get_symbols): Implement. (plugin_load_plugins): Exit early if no plugins to load, else after loading plugins successfully enable notice_all mode. (init_non_ironly_hash): Lazily init non_ironly_hash table. (plugin_notice): Record symbols referenced from non-IR files in the non_ironly_hash. Suppress tracing, cref generation and nocrossrefs tracking for symbols from dummy IR bfds. * plugin.h: Fix formatting. (plugin_notice): Add prototype. * testplug.c (dumpresolutions): New global var. (parse_options): Accept "dumpresolutions". (onall_symbols_read): Get syms and dump resolutions if it was given. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ld-plugin/plugin-8.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Implement add input file, add input lib and set extra lib path callbacks. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ldlang.c (lang_process)[ENABLE_PLUGINS]: Move invocation of plugin_call_all_symbols_read to before setting of gc_sym_list, and open any new input files that may have been added during it. * ldmain.c (multiple_definition)[ENABLE_PLUGINS]: Call out to plugin_multiple_definition and let it have first say over what to do with the clashing definitions. * plugin.c (no_more_claiming): New boolean variable. (plugin_cached_allow_multiple_defs): Likewise. (add_input_file): Implement. (add_input_library): Likewise. (set_extra_library_path): Likewise. (plugin_call_claim_file): Don't do anything when no_more_claiming set. (plugin_call_all_symbols_read): Set it. Disable link info "allow_multiple_definition" flag, but cache its value. (plugin_multiple_definition): New function. * plugin.h (plugin_multiple_definition): Add prototype. * testplug.c (addfile_enum_t): New enumerated typedef. (add_file_t): New struct typedef. (addfiles_list): New variable. (addfiles_tail_chain_ptr): Likewise. (record_add_file): New function. (parse_option): Parse "add:", "lib:" and "dir:" options and call it. (onall_symbols_read): Iterate the list of new files, libs and dirs, adding them. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ld-plugin/plugin-9.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Add ELF symbol visibility support to plugin interface. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * plugin.c (asymbol_from_plugin_symbol): If the bfd is an ELF bfd, find the elf symbol data and set the visibility in the st_other field. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * ld-plugin/plugin-ignore.d: New dump test control script. * ld-plugin/plugin-vis-1.d: Likewise. * ld-plugin/plugin.exp: Add list of ELF-only tests and run them if testing on an ELF target. --- [PATCH] Add archive support to plugin interface. bfd/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * aoutx.h (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * cofflink.c (coff_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (coff_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * ecoff.c (read_ext_syms_and_strs): New function holds symbol-reading code factored-out from ecoff_link_check_archive_element. (reread_ext_syms_and_strs): Clear old symbols and call it. (ecoff_link_check_archive_element): Use the above. Handle substitute BFD if one is set by add_archive_element callback. (ecoff_link_add_archive_symbols): Likewise allow bfd substitution. * elflink.c (elf_link_add_archive_symbols): Likewise. * linker.c (generic_link_check_archive_element): Likewise. * pdp11.c (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * vms-alpha.c (alpha_vms_link_add_archive_symbols): Handle substitute BFD if one is set by add_archive_element callback. * xcofflink.c (xcoff_link_check_dynamic_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (xcoff_link_check_ar_symbols): Likewise. (xcoff_link_check_archive_element): Handle bfd substitution if it was set by callback in the above. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * bfdlink.h (struct_bfd_link_callbacks): Document new argument to add_archive_element callback used to return a replacement bfd which is to be added to the hash table in place of the original element. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ldlang.c (load_symbols): Handle bfd subsitution when calling the add_archive_element callback. * ldmain.c (add_archive_element)[ENABLE_PLUGINS]: Offer the archive member to the plugins and if claimed set "subsbfd" output parameter to point to the dummy IR-only BFD. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ld-plugin/plugin-10.d: New dump test control script. * ld-plugin/plugin-11.d: Likewise. * ld-plugin/plugin.exp: Run them. ---
2010-10-14 03:31:33 +02:00
{
/* We must offer this archive member to the plugins to claim. */
int fd = open (bfd_my_archive (abfd)->filename, O_RDONLY | O_BINARY);
if (fd >= 0)
{
struct ld_plugin_input_file file;
Applied patch series for LD plugin interface (six parts). [PATCH] Add infrastructure for plugin API; functionality to follow. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * plugin-api.h (LDPT_GNU_LD_VERSION): New ld_plugin_tag enum member. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * configure.in: Add AC_CHECKs for file io and dlfcn headers and functions and AC_SEARCH for -ldl. (enable_plugins): New shell variable set if above tests find dlopen functionality. (ENABLE_PLUGINS): Add related automake conditional. * configure: Regenerate. * config.in: Likewise. * Makefile.am (PLUGIN_C): Declare plugin C source file, conditional on ENABLE_PLUGINS being defined. (PLUGIN_H): Likewise for header file. (PLUGIN_OBJECT): Likewise for object file. (PLUGIN_CFLAGS): Likewise -D flag required to compile plugin support. (AM_CPPFLAGS): Use PLUGIN_CFLAGS. (CFILES): Use PLUGIN_C. (HFILES): Use PLUGIN_H. (OFILES): Use PLUGIN_OBJECT. (ld_new_SOURCES): Use PLUGIN_C. (noinst_LTLIBRARIES)[ENABLE_PLUGINS]: Declare test plugin. (libldtestplug_la_SOURCES)[ENABLE_PLUGINS]: Add automake definition for test plugin. (libldtestplug_la_CFLAGS)[ENABLE_PLUGINS]: Likewise. (libldtestplug_la_LDFLAGS)[ENABLE_PLUGINS]: Likewise. * Makefile.in: Regenerate. * sysdep.h: Include stdarg.h, unistd.h and one of fcntl.h or sys/file.h where available. Include dlfcn.h when ENABLE_PLUGINS. (O_RDONLY): Supply default definition likewise to bfd's sysdep.h (O_WRONLY): Likewise. (O_RDWR): Likewise. (O_ACCMODE): Likewise. (O_BINARY): Likewise. (SEEK_SET): Likewise. (SEEK_CUR): Likewise. (SEEK_END): Likewise. * ldmisc.c (vfinfo): Make non-static. Add %p format char. * ldmisc.h (vfinfo): Declare extern prototype. * lexsup.c (enum option_values)[ENABLE_PLUGINS]: Add new entries for OPTION_PLUGIN and OPTION_PLUGIN_OPT. (ld_options[])[ENABLE_PLUGINS]: Add option data for the above two. (parse_args)[ENABLE_PLUGINS]: Handle them, and load all plugins once option parsing is complete. * ldmain.c (main)[ENABLE_PLUGINS]: Call plugin cleanup hooks just after lang_finish. * plugin.c: New source file. * plugin.h: Likewise new header. * testplug.c: New source file. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * ld-bootstrap/bootstrap.exp: Skip static tests also if LD plugins are enabled. * lib/ld-lib.exp (proc regexp_diff): Extend verbose debug output. (proc set_file_contents): Write a file with the supplied content. (run_ld_link_tests): Add new 'ld' action to test linker output. (proc check_plugin_api_available): Return true if linker under test supports the plugin API. * ld-plugin/func.c: New test source file. * ld-plugin/main.c: Likewise. * ld-plugin/text.c: Likewise. * ld-plugin/plugin-1.d: New dump test output pattern script. * ld-plugin/plugin-2.d: Likewise. * ld-plugin/plugin-3.d: Likewise. * ld-plugin/plugin-4.d: Likewise. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin.exp: New test control script. --- [PATCH] Implement claim file and all symbols read hooks and add symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ldfile.c (ldfile_try_open_bfd)[ENABLE_PLUGINS]: Don't return early during compat checks if they pass, instead offer any successfully opened and accepted file to the plugin claim file hooks chain. Create a dummy bfd to accept symbols added by the plugin, if the plugin claims the file. * ldlang.c (lang_process)[ENABLE_PLUGINS]: Call plugin all symbols read hook chain before ldemul_after_open. * ldlang.h (struct lang_input_statement_struct): Add new single-bit 'claimed' flag. * plugin.c (IRONLY_SUFFIX): New macro for dummy bfd file suffix. (IRONLY_SUFFIX_LEN): Length of the above string. (plugin_get_ir_dummy_bfd): New function to create the dummy bfd used to store symbols for ir-only files. (is_ir_dummy_bfd): New function to check if a bfd is ir-only. (asymbol_from_plugin_symbol): New function converts symbol formats. (add_symbols): Call it to convert plugin syms to bfd syms and add them to the dummy bfd. * plugin.h: Add missing include guards. (plugin_get_ir_dummy_bfd): Add prototype. (is_ir_dummy_bfd): Likewise. * testplug.c (TV_MESSAGE): New helper macro. (struct claim_file): New struct. (claim_file_t): New typedef. (tag_names[]): Make static and const. (claimfiles_list): New variable. (claimfiles_tail_chain_ptr): Likewise. (last_claimfile): Likewise. (record_claim_file): Record a file to claim on a singly-linked list. (parse_symdefstr): Parse an ASCII representation of a symbol from a plugin option into the fields of a struct ld_plugin_symbol. (record_claimed_file_symbol): Use it to parse plugin option for adding a symbol. (parse_option): Parse claim file and add symbol options. (dump_tv_tag): Use TV_MESSAGE. (onload): Likewise. (onclaim_file): Make static. Use TV_MESSAGE. Scan list of files to claim and claim this file if required, adding any symbols specified. (onall_symbols_read): Make static and use TV_MESSAGE. (oncleanup): Likewise. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ld-plugin/plugin-3.d: Enable regexes for new functionality. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin-6.d: New testcase. * ld-plugin/plugin-7.d: Likewise. * ld-plugin/plugin.exp: Use 'nm' on compiled test objects to determine whether symbols in plugin arguments need an underscore prefix. Add new plugin-6.d and plugin-7.d testcases. --- [PATCH] Implement get symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ldmain.c (notice)[ENABLE_PLUGINS]: Call plugin_notice. * plugin.c (non_ironly_hash): Add new bfd hash table. (plugin_load_plugins): Exit early if no plugins to load. If plugins do load successfully, set notice_all flag in link info. (get_symbols): Implement. (plugin_load_plugins): Exit early if no plugins to load, else after loading plugins successfully enable notice_all mode. (init_non_ironly_hash): Lazily init non_ironly_hash table. (plugin_notice): Record symbols referenced from non-IR files in the non_ironly_hash. Suppress tracing, cref generation and nocrossrefs tracking for symbols from dummy IR bfds. * plugin.h: Fix formatting. (plugin_notice): Add prototype. * testplug.c (dumpresolutions): New global var. (parse_options): Accept "dumpresolutions". (onall_symbols_read): Get syms and dump resolutions if it was given. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ld-plugin/plugin-8.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Implement add input file, add input lib and set extra lib path callbacks. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ldlang.c (lang_process)[ENABLE_PLUGINS]: Move invocation of plugin_call_all_symbols_read to before setting of gc_sym_list, and open any new input files that may have been added during it. * ldmain.c (multiple_definition)[ENABLE_PLUGINS]: Call out to plugin_multiple_definition and let it have first say over what to do with the clashing definitions. * plugin.c (no_more_claiming): New boolean variable. (plugin_cached_allow_multiple_defs): Likewise. (add_input_file): Implement. (add_input_library): Likewise. (set_extra_library_path): Likewise. (plugin_call_claim_file): Don't do anything when no_more_claiming set. (plugin_call_all_symbols_read): Set it. Disable link info "allow_multiple_definition" flag, but cache its value. (plugin_multiple_definition): New function. * plugin.h (plugin_multiple_definition): Add prototype. * testplug.c (addfile_enum_t): New enumerated typedef. (add_file_t): New struct typedef. (addfiles_list): New variable. (addfiles_tail_chain_ptr): Likewise. (record_add_file): New function. (parse_option): Parse "add:", "lib:" and "dir:" options and call it. (onall_symbols_read): Iterate the list of new files, libs and dirs, adding them. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ld-plugin/plugin-9.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Add ELF symbol visibility support to plugin interface. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * plugin.c (asymbol_from_plugin_symbol): If the bfd is an ELF bfd, find the elf symbol data and set the visibility in the st_other field. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * ld-plugin/plugin-ignore.d: New dump test control script. * ld-plugin/plugin-vis-1.d: Likewise. * ld-plugin/plugin.exp: Add list of ELF-only tests and run them if testing on an ELF target. --- [PATCH] Add archive support to plugin interface. bfd/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * aoutx.h (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * cofflink.c (coff_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (coff_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * ecoff.c (read_ext_syms_and_strs): New function holds symbol-reading code factored-out from ecoff_link_check_archive_element. (reread_ext_syms_and_strs): Clear old symbols and call it. (ecoff_link_check_archive_element): Use the above. Handle substitute BFD if one is set by add_archive_element callback. (ecoff_link_add_archive_symbols): Likewise allow bfd substitution. * elflink.c (elf_link_add_archive_symbols): Likewise. * linker.c (generic_link_check_archive_element): Likewise. * pdp11.c (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * vms-alpha.c (alpha_vms_link_add_archive_symbols): Handle substitute BFD if one is set by add_archive_element callback. * xcofflink.c (xcoff_link_check_dynamic_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (xcoff_link_check_ar_symbols): Likewise. (xcoff_link_check_archive_element): Handle bfd substitution if it was set by callback in the above. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * bfdlink.h (struct_bfd_link_callbacks): Document new argument to add_archive_element callback used to return a replacement bfd which is to be added to the hash table in place of the original element. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ldlang.c (load_symbols): Handle bfd subsitution when calling the add_archive_element callback. * ldmain.c (add_archive_element)[ENABLE_PLUGINS]: Offer the archive member to the plugins and if claimed set "subsbfd" output parameter to point to the dummy IR-only BFD. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ld-plugin/plugin-10.d: New dump test control script. * ld-plugin/plugin-11.d: Likewise. * ld-plugin/plugin.exp: Run them. ---
2010-10-14 03:31:33 +02:00
/* Offset and filesize must refer to the individual archive
member, not the whole file, and must exclude the header.
Fortunately for us, that is how the data is stored in the
origin field of the bfd and in the arelt_data. */
file.name = bfd_my_archive (abfd)->filename;
file.offset = abfd->origin;
file.filesize = arelt_size (abfd);
file.fd = fd;
plugin_maybe_claim (&file, input);
if (input->claimed)
Applied patch series for LD plugin interface (six parts). [PATCH] Add infrastructure for plugin API; functionality to follow. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * plugin-api.h (LDPT_GNU_LD_VERSION): New ld_plugin_tag enum member. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * configure.in: Add AC_CHECKs for file io and dlfcn headers and functions and AC_SEARCH for -ldl. (enable_plugins): New shell variable set if above tests find dlopen functionality. (ENABLE_PLUGINS): Add related automake conditional. * configure: Regenerate. * config.in: Likewise. * Makefile.am (PLUGIN_C): Declare plugin C source file, conditional on ENABLE_PLUGINS being defined. (PLUGIN_H): Likewise for header file. (PLUGIN_OBJECT): Likewise for object file. (PLUGIN_CFLAGS): Likewise -D flag required to compile plugin support. (AM_CPPFLAGS): Use PLUGIN_CFLAGS. (CFILES): Use PLUGIN_C. (HFILES): Use PLUGIN_H. (OFILES): Use PLUGIN_OBJECT. (ld_new_SOURCES): Use PLUGIN_C. (noinst_LTLIBRARIES)[ENABLE_PLUGINS]: Declare test plugin. (libldtestplug_la_SOURCES)[ENABLE_PLUGINS]: Add automake definition for test plugin. (libldtestplug_la_CFLAGS)[ENABLE_PLUGINS]: Likewise. (libldtestplug_la_LDFLAGS)[ENABLE_PLUGINS]: Likewise. * Makefile.in: Regenerate. * sysdep.h: Include stdarg.h, unistd.h and one of fcntl.h or sys/file.h where available. Include dlfcn.h when ENABLE_PLUGINS. (O_RDONLY): Supply default definition likewise to bfd's sysdep.h (O_WRONLY): Likewise. (O_RDWR): Likewise. (O_ACCMODE): Likewise. (O_BINARY): Likewise. (SEEK_SET): Likewise. (SEEK_CUR): Likewise. (SEEK_END): Likewise. * ldmisc.c (vfinfo): Make non-static. Add %p format char. * ldmisc.h (vfinfo): Declare extern prototype. * lexsup.c (enum option_values)[ENABLE_PLUGINS]: Add new entries for OPTION_PLUGIN and OPTION_PLUGIN_OPT. (ld_options[])[ENABLE_PLUGINS]: Add option data for the above two. (parse_args)[ENABLE_PLUGINS]: Handle them, and load all plugins once option parsing is complete. * ldmain.c (main)[ENABLE_PLUGINS]: Call plugin cleanup hooks just after lang_finish. * plugin.c: New source file. * plugin.h: Likewise new header. * testplug.c: New source file. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * ld-bootstrap/bootstrap.exp: Skip static tests also if LD plugins are enabled. * lib/ld-lib.exp (proc regexp_diff): Extend verbose debug output. (proc set_file_contents): Write a file with the supplied content. (run_ld_link_tests): Add new 'ld' action to test linker output. (proc check_plugin_api_available): Return true if linker under test supports the plugin API. * ld-plugin/func.c: New test source file. * ld-plugin/main.c: Likewise. * ld-plugin/text.c: Likewise. * ld-plugin/plugin-1.d: New dump test output pattern script. * ld-plugin/plugin-2.d: Likewise. * ld-plugin/plugin-3.d: Likewise. * ld-plugin/plugin-4.d: Likewise. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin.exp: New test control script. --- [PATCH] Implement claim file and all symbols read hooks and add symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ldfile.c (ldfile_try_open_bfd)[ENABLE_PLUGINS]: Don't return early during compat checks if they pass, instead offer any successfully opened and accepted file to the plugin claim file hooks chain. Create a dummy bfd to accept symbols added by the plugin, if the plugin claims the file. * ldlang.c (lang_process)[ENABLE_PLUGINS]: Call plugin all symbols read hook chain before ldemul_after_open. * ldlang.h (struct lang_input_statement_struct): Add new single-bit 'claimed' flag. * plugin.c (IRONLY_SUFFIX): New macro for dummy bfd file suffix. (IRONLY_SUFFIX_LEN): Length of the above string. (plugin_get_ir_dummy_bfd): New function to create the dummy bfd used to store symbols for ir-only files. (is_ir_dummy_bfd): New function to check if a bfd is ir-only. (asymbol_from_plugin_symbol): New function converts symbol formats. (add_symbols): Call it to convert plugin syms to bfd syms and add them to the dummy bfd. * plugin.h: Add missing include guards. (plugin_get_ir_dummy_bfd): Add prototype. (is_ir_dummy_bfd): Likewise. * testplug.c (TV_MESSAGE): New helper macro. (struct claim_file): New struct. (claim_file_t): New typedef. (tag_names[]): Make static and const. (claimfiles_list): New variable. (claimfiles_tail_chain_ptr): Likewise. (last_claimfile): Likewise. (record_claim_file): Record a file to claim on a singly-linked list. (parse_symdefstr): Parse an ASCII representation of a symbol from a plugin option into the fields of a struct ld_plugin_symbol. (record_claimed_file_symbol): Use it to parse plugin option for adding a symbol. (parse_option): Parse claim file and add symbol options. (dump_tv_tag): Use TV_MESSAGE. (onload): Likewise. (onclaim_file): Make static. Use TV_MESSAGE. Scan list of files to claim and claim this file if required, adding any symbols specified. (onall_symbols_read): Make static and use TV_MESSAGE. (oncleanup): Likewise. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ld-plugin/plugin-3.d: Enable regexes for new functionality. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin-6.d: New testcase. * ld-plugin/plugin-7.d: Likewise. * ld-plugin/plugin.exp: Use 'nm' on compiled test objects to determine whether symbols in plugin arguments need an underscore prefix. Add new plugin-6.d and plugin-7.d testcases. --- [PATCH] Implement get symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ldmain.c (notice)[ENABLE_PLUGINS]: Call plugin_notice. * plugin.c (non_ironly_hash): Add new bfd hash table. (plugin_load_plugins): Exit early if no plugins to load. If plugins do load successfully, set notice_all flag in link info. (get_symbols): Implement. (plugin_load_plugins): Exit early if no plugins to load, else after loading plugins successfully enable notice_all mode. (init_non_ironly_hash): Lazily init non_ironly_hash table. (plugin_notice): Record symbols referenced from non-IR files in the non_ironly_hash. Suppress tracing, cref generation and nocrossrefs tracking for symbols from dummy IR bfds. * plugin.h: Fix formatting. (plugin_notice): Add prototype. * testplug.c (dumpresolutions): New global var. (parse_options): Accept "dumpresolutions". (onall_symbols_read): Get syms and dump resolutions if it was given. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ld-plugin/plugin-8.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Implement add input file, add input lib and set extra lib path callbacks. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ldlang.c (lang_process)[ENABLE_PLUGINS]: Move invocation of plugin_call_all_symbols_read to before setting of gc_sym_list, and open any new input files that may have been added during it. * ldmain.c (multiple_definition)[ENABLE_PLUGINS]: Call out to plugin_multiple_definition and let it have first say over what to do with the clashing definitions. * plugin.c (no_more_claiming): New boolean variable. (plugin_cached_allow_multiple_defs): Likewise. (add_input_file): Implement. (add_input_library): Likewise. (set_extra_library_path): Likewise. (plugin_call_claim_file): Don't do anything when no_more_claiming set. (plugin_call_all_symbols_read): Set it. Disable link info "allow_multiple_definition" flag, but cache its value. (plugin_multiple_definition): New function. * plugin.h (plugin_multiple_definition): Add prototype. * testplug.c (addfile_enum_t): New enumerated typedef. (add_file_t): New struct typedef. (addfiles_list): New variable. (addfiles_tail_chain_ptr): Likewise. (record_add_file): New function. (parse_option): Parse "add:", "lib:" and "dir:" options and call it. (onall_symbols_read): Iterate the list of new files, libs and dirs, adding them. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ld-plugin/plugin-9.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Add ELF symbol visibility support to plugin interface. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * plugin.c (asymbol_from_plugin_symbol): If the bfd is an ELF bfd, find the elf symbol data and set the visibility in the st_other field. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * ld-plugin/plugin-ignore.d: New dump test control script. * ld-plugin/plugin-vis-1.d: Likewise. * ld-plugin/plugin.exp: Add list of ELF-only tests and run them if testing on an ELF target. --- [PATCH] Add archive support to plugin interface. bfd/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * aoutx.h (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * cofflink.c (coff_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (coff_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * ecoff.c (read_ext_syms_and_strs): New function holds symbol-reading code factored-out from ecoff_link_check_archive_element. (reread_ext_syms_and_strs): Clear old symbols and call it. (ecoff_link_check_archive_element): Use the above. Handle substitute BFD if one is set by add_archive_element callback. (ecoff_link_add_archive_symbols): Likewise allow bfd substitution. * elflink.c (elf_link_add_archive_symbols): Likewise. * linker.c (generic_link_check_archive_element): Likewise. * pdp11.c (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * vms-alpha.c (alpha_vms_link_add_archive_symbols): Handle substitute BFD if one is set by add_archive_element callback. * xcofflink.c (xcoff_link_check_dynamic_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (xcoff_link_check_ar_symbols): Likewise. (xcoff_link_check_archive_element): Handle bfd substitution if it was set by callback in the above. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * bfdlink.h (struct_bfd_link_callbacks): Document new argument to add_archive_element callback used to return a replacement bfd which is to be added to the hash table in place of the original element. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ldlang.c (load_symbols): Handle bfd subsitution when calling the add_archive_element callback. * ldmain.c (add_archive_element)[ENABLE_PLUGINS]: Offer the archive member to the plugins and if claimed set "subsbfd" output parameter to point to the dummy IR-only BFD. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ld-plugin/plugin-10.d: New dump test control script. * ld-plugin/plugin-11.d: Likewise. * ld-plugin/plugin.exp: Run them. ---
2010-10-14 03:31:33 +02:00
{
input->claim_archive = TRUE;
Applied patch series for LD plugin interface (six parts). [PATCH] Add infrastructure for plugin API; functionality to follow. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * plugin-api.h (LDPT_GNU_LD_VERSION): New ld_plugin_tag enum member. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * configure.in: Add AC_CHECKs for file io and dlfcn headers and functions and AC_SEARCH for -ldl. (enable_plugins): New shell variable set if above tests find dlopen functionality. (ENABLE_PLUGINS): Add related automake conditional. * configure: Regenerate. * config.in: Likewise. * Makefile.am (PLUGIN_C): Declare plugin C source file, conditional on ENABLE_PLUGINS being defined. (PLUGIN_H): Likewise for header file. (PLUGIN_OBJECT): Likewise for object file. (PLUGIN_CFLAGS): Likewise -D flag required to compile plugin support. (AM_CPPFLAGS): Use PLUGIN_CFLAGS. (CFILES): Use PLUGIN_C. (HFILES): Use PLUGIN_H. (OFILES): Use PLUGIN_OBJECT. (ld_new_SOURCES): Use PLUGIN_C. (noinst_LTLIBRARIES)[ENABLE_PLUGINS]: Declare test plugin. (libldtestplug_la_SOURCES)[ENABLE_PLUGINS]: Add automake definition for test plugin. (libldtestplug_la_CFLAGS)[ENABLE_PLUGINS]: Likewise. (libldtestplug_la_LDFLAGS)[ENABLE_PLUGINS]: Likewise. * Makefile.in: Regenerate. * sysdep.h: Include stdarg.h, unistd.h and one of fcntl.h or sys/file.h where available. Include dlfcn.h when ENABLE_PLUGINS. (O_RDONLY): Supply default definition likewise to bfd's sysdep.h (O_WRONLY): Likewise. (O_RDWR): Likewise. (O_ACCMODE): Likewise. (O_BINARY): Likewise. (SEEK_SET): Likewise. (SEEK_CUR): Likewise. (SEEK_END): Likewise. * ldmisc.c (vfinfo): Make non-static. Add %p format char. * ldmisc.h (vfinfo): Declare extern prototype. * lexsup.c (enum option_values)[ENABLE_PLUGINS]: Add new entries for OPTION_PLUGIN and OPTION_PLUGIN_OPT. (ld_options[])[ENABLE_PLUGINS]: Add option data for the above two. (parse_args)[ENABLE_PLUGINS]: Handle them, and load all plugins once option parsing is complete. * ldmain.c (main)[ENABLE_PLUGINS]: Call plugin cleanup hooks just after lang_finish. * plugin.c: New source file. * plugin.h: Likewise new header. * testplug.c: New source file. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * ld-bootstrap/bootstrap.exp: Skip static tests also if LD plugins are enabled. * lib/ld-lib.exp (proc regexp_diff): Extend verbose debug output. (proc set_file_contents): Write a file with the supplied content. (run_ld_link_tests): Add new 'ld' action to test linker output. (proc check_plugin_api_available): Return true if linker under test supports the plugin API. * ld-plugin/func.c: New test source file. * ld-plugin/main.c: Likewise. * ld-plugin/text.c: Likewise. * ld-plugin/plugin-1.d: New dump test output pattern script. * ld-plugin/plugin-2.d: Likewise. * ld-plugin/plugin-3.d: Likewise. * ld-plugin/plugin-4.d: Likewise. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin.exp: New test control script. --- [PATCH] Implement claim file and all symbols read hooks and add symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ldfile.c (ldfile_try_open_bfd)[ENABLE_PLUGINS]: Don't return early during compat checks if they pass, instead offer any successfully opened and accepted file to the plugin claim file hooks chain. Create a dummy bfd to accept symbols added by the plugin, if the plugin claims the file. * ldlang.c (lang_process)[ENABLE_PLUGINS]: Call plugin all symbols read hook chain before ldemul_after_open. * ldlang.h (struct lang_input_statement_struct): Add new single-bit 'claimed' flag. * plugin.c (IRONLY_SUFFIX): New macro for dummy bfd file suffix. (IRONLY_SUFFIX_LEN): Length of the above string. (plugin_get_ir_dummy_bfd): New function to create the dummy bfd used to store symbols for ir-only files. (is_ir_dummy_bfd): New function to check if a bfd is ir-only. (asymbol_from_plugin_symbol): New function converts symbol formats. (add_symbols): Call it to convert plugin syms to bfd syms and add them to the dummy bfd. * plugin.h: Add missing include guards. (plugin_get_ir_dummy_bfd): Add prototype. (is_ir_dummy_bfd): Likewise. * testplug.c (TV_MESSAGE): New helper macro. (struct claim_file): New struct. (claim_file_t): New typedef. (tag_names[]): Make static and const. (claimfiles_list): New variable. (claimfiles_tail_chain_ptr): Likewise. (last_claimfile): Likewise. (record_claim_file): Record a file to claim on a singly-linked list. (parse_symdefstr): Parse an ASCII representation of a symbol from a plugin option into the fields of a struct ld_plugin_symbol. (record_claimed_file_symbol): Use it to parse plugin option for adding a symbol. (parse_option): Parse claim file and add symbol options. (dump_tv_tag): Use TV_MESSAGE. (onload): Likewise. (onclaim_file): Make static. Use TV_MESSAGE. Scan list of files to claim and claim this file if required, adding any symbols specified. (onall_symbols_read): Make static and use TV_MESSAGE. (oncleanup): Likewise. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ld-plugin/plugin-3.d: Enable regexes for new functionality. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin-6.d: New testcase. * ld-plugin/plugin-7.d: Likewise. * ld-plugin/plugin.exp: Use 'nm' on compiled test objects to determine whether symbols in plugin arguments need an underscore prefix. Add new plugin-6.d and plugin-7.d testcases. --- [PATCH] Implement get symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ldmain.c (notice)[ENABLE_PLUGINS]: Call plugin_notice. * plugin.c (non_ironly_hash): Add new bfd hash table. (plugin_load_plugins): Exit early if no plugins to load. If plugins do load successfully, set notice_all flag in link info. (get_symbols): Implement. (plugin_load_plugins): Exit early if no plugins to load, else after loading plugins successfully enable notice_all mode. (init_non_ironly_hash): Lazily init non_ironly_hash table. (plugin_notice): Record symbols referenced from non-IR files in the non_ironly_hash. Suppress tracing, cref generation and nocrossrefs tracking for symbols from dummy IR bfds. * plugin.h: Fix formatting. (plugin_notice): Add prototype. * testplug.c (dumpresolutions): New global var. (parse_options): Accept "dumpresolutions". (onall_symbols_read): Get syms and dump resolutions if it was given. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ld-plugin/plugin-8.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Implement add input file, add input lib and set extra lib path callbacks. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ldlang.c (lang_process)[ENABLE_PLUGINS]: Move invocation of plugin_call_all_symbols_read to before setting of gc_sym_list, and open any new input files that may have been added during it. * ldmain.c (multiple_definition)[ENABLE_PLUGINS]: Call out to plugin_multiple_definition and let it have first say over what to do with the clashing definitions. * plugin.c (no_more_claiming): New boolean variable. (plugin_cached_allow_multiple_defs): Likewise. (add_input_file): Implement. (add_input_library): Likewise. (set_extra_library_path): Likewise. (plugin_call_claim_file): Don't do anything when no_more_claiming set. (plugin_call_all_symbols_read): Set it. Disable link info "allow_multiple_definition" flag, but cache its value. (plugin_multiple_definition): New function. * plugin.h (plugin_multiple_definition): Add prototype. * testplug.c (addfile_enum_t): New enumerated typedef. (add_file_t): New struct typedef. (addfiles_list): New variable. (addfiles_tail_chain_ptr): Likewise. (record_add_file): New function. (parse_option): Parse "add:", "lib:" and "dir:" options and call it. (onall_symbols_read): Iterate the list of new files, libs and dirs, adding them. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ld-plugin/plugin-9.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Add ELF symbol visibility support to plugin interface. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * plugin.c (asymbol_from_plugin_symbol): If the bfd is an ELF bfd, find the elf symbol data and set the visibility in the st_other field. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * ld-plugin/plugin-ignore.d: New dump test control script. * ld-plugin/plugin-vis-1.d: Likewise. * ld-plugin/plugin.exp: Add list of ELF-only tests and run them if testing on an ELF target. --- [PATCH] Add archive support to plugin interface. bfd/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * aoutx.h (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * cofflink.c (coff_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (coff_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * ecoff.c (read_ext_syms_and_strs): New function holds symbol-reading code factored-out from ecoff_link_check_archive_element. (reread_ext_syms_and_strs): Clear old symbols and call it. (ecoff_link_check_archive_element): Use the above. Handle substitute BFD if one is set by add_archive_element callback. (ecoff_link_add_archive_symbols): Likewise allow bfd substitution. * elflink.c (elf_link_add_archive_symbols): Likewise. * linker.c (generic_link_check_archive_element): Likewise. * pdp11.c (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * vms-alpha.c (alpha_vms_link_add_archive_symbols): Handle substitute BFD if one is set by add_archive_element callback. * xcofflink.c (xcoff_link_check_dynamic_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (xcoff_link_check_ar_symbols): Likewise. (xcoff_link_check_archive_element): Handle bfd substitution if it was set by callback in the above. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * bfdlink.h (struct_bfd_link_callbacks): Document new argument to add_archive_element callback used to return a replacement bfd which is to be added to the hash table in place of the original element. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ldlang.c (load_symbols): Handle bfd subsitution when calling the add_archive_element callback. * ldmain.c (add_archive_element)[ENABLE_PLUGINS]: Offer the archive member to the plugins and if claimed set "subsbfd" output parameter to point to the dummy IR-only BFD. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ld-plugin/plugin-10.d: New dump test control script. * ld-plugin/plugin-11.d: Likewise. * ld-plugin/plugin.exp: Run them. ---
2010-10-14 03:31:33 +02:00
*subsbfd = input->the_bfd;
}
}
}
#endif /* ENABLE_PLUGINS */
1999-05-03 09:29:11 +02:00
ldlang_add_file (input);
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if (config.map_file != NULL)
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{
static bfd_boolean header_printed;
1999-05-03 09:29:11 +02:00
struct bfd_link_hash_entry *h;
bfd *from;
int len;
h = bfd_link_hash_lookup (info->hash, name, FALSE, FALSE, TRUE);
1999-05-03 09:29:11 +02:00
if (h == NULL)
from = NULL;
else
{
switch (h->type)
{
default:
from = NULL;
break;
case bfd_link_hash_defined:
case bfd_link_hash_defweak:
from = h->u.def.section->owner;
break;
case bfd_link_hash_undefined:
case bfd_link_hash_undefweak:
from = h->u.undef.abfd;
break;
case bfd_link_hash_common:
from = h->u.c.p->section->owner;
break;
}
}
if (! header_printed)
{
char buf[100];
sprintf (buf, _("Archive member included because of file (symbol)\n\n"));
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minfo ("%s", buf);
header_printed = TRUE;
1999-05-03 09:29:11 +02:00
}
if (bfd_my_archive (abfd) == NULL)
{
minfo ("%s", bfd_get_filename (abfd));
len = strlen (bfd_get_filename (abfd));
}
else
{
minfo ("%s(%s)", bfd_get_filename (bfd_my_archive (abfd)),
bfd_get_filename (abfd));
len = (strlen (bfd_get_filename (bfd_my_archive (abfd)))
+ strlen (bfd_get_filename (abfd))
+ 2);
}
if (len >= 29)
{
print_nl ();
len = 0;
}
while (len < 30)
{
print_space ();
++len;
}
if (from != NULL)
minfo ("%B ", from);
if (h != NULL)
minfo ("(%T)\n", h->root.string);
else
minfo ("(%s)\n", name);
}
if (trace_files || trace_file_tries)
Applied patch series for LD plugin interface (six parts). [PATCH] Add infrastructure for plugin API; functionality to follow. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * plugin-api.h (LDPT_GNU_LD_VERSION): New ld_plugin_tag enum member. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * configure.in: Add AC_CHECKs for file io and dlfcn headers and functions and AC_SEARCH for -ldl. (enable_plugins): New shell variable set if above tests find dlopen functionality. (ENABLE_PLUGINS): Add related automake conditional. * configure: Regenerate. * config.in: Likewise. * Makefile.am (PLUGIN_C): Declare plugin C source file, conditional on ENABLE_PLUGINS being defined. (PLUGIN_H): Likewise for header file. (PLUGIN_OBJECT): Likewise for object file. (PLUGIN_CFLAGS): Likewise -D flag required to compile plugin support. (AM_CPPFLAGS): Use PLUGIN_CFLAGS. (CFILES): Use PLUGIN_C. (HFILES): Use PLUGIN_H. (OFILES): Use PLUGIN_OBJECT. (ld_new_SOURCES): Use PLUGIN_C. (noinst_LTLIBRARIES)[ENABLE_PLUGINS]: Declare test plugin. (libldtestplug_la_SOURCES)[ENABLE_PLUGINS]: Add automake definition for test plugin. (libldtestplug_la_CFLAGS)[ENABLE_PLUGINS]: Likewise. (libldtestplug_la_LDFLAGS)[ENABLE_PLUGINS]: Likewise. * Makefile.in: Regenerate. * sysdep.h: Include stdarg.h, unistd.h and one of fcntl.h or sys/file.h where available. Include dlfcn.h when ENABLE_PLUGINS. (O_RDONLY): Supply default definition likewise to bfd's sysdep.h (O_WRONLY): Likewise. (O_RDWR): Likewise. (O_ACCMODE): Likewise. (O_BINARY): Likewise. (SEEK_SET): Likewise. (SEEK_CUR): Likewise. (SEEK_END): Likewise. * ldmisc.c (vfinfo): Make non-static. Add %p format char. * ldmisc.h (vfinfo): Declare extern prototype. * lexsup.c (enum option_values)[ENABLE_PLUGINS]: Add new entries for OPTION_PLUGIN and OPTION_PLUGIN_OPT. (ld_options[])[ENABLE_PLUGINS]: Add option data for the above two. (parse_args)[ENABLE_PLUGINS]: Handle them, and load all plugins once option parsing is complete. * ldmain.c (main)[ENABLE_PLUGINS]: Call plugin cleanup hooks just after lang_finish. * plugin.c: New source file. * plugin.h: Likewise new header. * testplug.c: New source file. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * ld-bootstrap/bootstrap.exp: Skip static tests also if LD plugins are enabled. * lib/ld-lib.exp (proc regexp_diff): Extend verbose debug output. (proc set_file_contents): Write a file with the supplied content. (run_ld_link_tests): Add new 'ld' action to test linker output. (proc check_plugin_api_available): Return true if linker under test supports the plugin API. * ld-plugin/func.c: New test source file. * ld-plugin/main.c: Likewise. * ld-plugin/text.c: Likewise. * ld-plugin/plugin-1.d: New dump test output pattern script. * ld-plugin/plugin-2.d: Likewise. * ld-plugin/plugin-3.d: Likewise. * ld-plugin/plugin-4.d: Likewise. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin.exp: New test control script. --- [PATCH] Implement claim file and all symbols read hooks and add symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ldfile.c (ldfile_try_open_bfd)[ENABLE_PLUGINS]: Don't return early during compat checks if they pass, instead offer any successfully opened and accepted file to the plugin claim file hooks chain. Create a dummy bfd to accept symbols added by the plugin, if the plugin claims the file. * ldlang.c (lang_process)[ENABLE_PLUGINS]: Call plugin all symbols read hook chain before ldemul_after_open. * ldlang.h (struct lang_input_statement_struct): Add new single-bit 'claimed' flag. * plugin.c (IRONLY_SUFFIX): New macro for dummy bfd file suffix. (IRONLY_SUFFIX_LEN): Length of the above string. (plugin_get_ir_dummy_bfd): New function to create the dummy bfd used to store symbols for ir-only files. (is_ir_dummy_bfd): New function to check if a bfd is ir-only. (asymbol_from_plugin_symbol): New function converts symbol formats. (add_symbols): Call it to convert plugin syms to bfd syms and add them to the dummy bfd. * plugin.h: Add missing include guards. (plugin_get_ir_dummy_bfd): Add prototype. (is_ir_dummy_bfd): Likewise. * testplug.c (TV_MESSAGE): New helper macro. (struct claim_file): New struct. (claim_file_t): New typedef. (tag_names[]): Make static and const. (claimfiles_list): New variable. (claimfiles_tail_chain_ptr): Likewise. (last_claimfile): Likewise. (record_claim_file): Record a file to claim on a singly-linked list. (parse_symdefstr): Parse an ASCII representation of a symbol from a plugin option into the fields of a struct ld_plugin_symbol. (record_claimed_file_symbol): Use it to parse plugin option for adding a symbol. (parse_option): Parse claim file and add symbol options. (dump_tv_tag): Use TV_MESSAGE. (onload): Likewise. (onclaim_file): Make static. Use TV_MESSAGE. Scan list of files to claim and claim this file if required, adding any symbols specified. (onall_symbols_read): Make static and use TV_MESSAGE. (oncleanup): Likewise. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ld-plugin/plugin-3.d: Enable regexes for new functionality. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin-6.d: New testcase. * ld-plugin/plugin-7.d: Likewise. * ld-plugin/plugin.exp: Use 'nm' on compiled test objects to determine whether symbols in plugin arguments need an underscore prefix. Add new plugin-6.d and plugin-7.d testcases. --- [PATCH] Implement get symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ldmain.c (notice)[ENABLE_PLUGINS]: Call plugin_notice. * plugin.c (non_ironly_hash): Add new bfd hash table. (plugin_load_plugins): Exit early if no plugins to load. If plugins do load successfully, set notice_all flag in link info. (get_symbols): Implement. (plugin_load_plugins): Exit early if no plugins to load, else after loading plugins successfully enable notice_all mode. (init_non_ironly_hash): Lazily init non_ironly_hash table. (plugin_notice): Record symbols referenced from non-IR files in the non_ironly_hash. Suppress tracing, cref generation and nocrossrefs tracking for symbols from dummy IR bfds. * plugin.h: Fix formatting. (plugin_notice): Add prototype. * testplug.c (dumpresolutions): New global var. (parse_options): Accept "dumpresolutions". (onall_symbols_read): Get syms and dump resolutions if it was given. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ld-plugin/plugin-8.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Implement add input file, add input lib and set extra lib path callbacks. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ldlang.c (lang_process)[ENABLE_PLUGINS]: Move invocation of plugin_call_all_symbols_read to before setting of gc_sym_list, and open any new input files that may have been added during it. * ldmain.c (multiple_definition)[ENABLE_PLUGINS]: Call out to plugin_multiple_definition and let it have first say over what to do with the clashing definitions. * plugin.c (no_more_claiming): New boolean variable. (plugin_cached_allow_multiple_defs): Likewise. (add_input_file): Implement. (add_input_library): Likewise. (set_extra_library_path): Likewise. (plugin_call_claim_file): Don't do anything when no_more_claiming set. (plugin_call_all_symbols_read): Set it. Disable link info "allow_multiple_definition" flag, but cache its value. (plugin_multiple_definition): New function. * plugin.h (plugin_multiple_definition): Add prototype. * testplug.c (addfile_enum_t): New enumerated typedef. (add_file_t): New struct typedef. (addfiles_list): New variable. (addfiles_tail_chain_ptr): Likewise. (record_add_file): New function. (parse_option): Parse "add:", "lib:" and "dir:" options and call it. (onall_symbols_read): Iterate the list of new files, libs and dirs, adding them. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ld-plugin/plugin-9.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Add ELF symbol visibility support to plugin interface. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * plugin.c (asymbol_from_plugin_symbol): If the bfd is an ELF bfd, find the elf symbol data and set the visibility in the st_other field. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * ld-plugin/plugin-ignore.d: New dump test control script. * ld-plugin/plugin-vis-1.d: Likewise. * ld-plugin/plugin.exp: Add list of ELF-only tests and run them if testing on an ELF target. --- [PATCH] Add archive support to plugin interface. bfd/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * aoutx.h (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * cofflink.c (coff_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (coff_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * ecoff.c (read_ext_syms_and_strs): New function holds symbol-reading code factored-out from ecoff_link_check_archive_element. (reread_ext_syms_and_strs): Clear old symbols and call it. (ecoff_link_check_archive_element): Use the above. Handle substitute BFD if one is set by add_archive_element callback. (ecoff_link_add_archive_symbols): Likewise allow bfd substitution. * elflink.c (elf_link_add_archive_symbols): Likewise. * linker.c (generic_link_check_archive_element): Likewise. * pdp11.c (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * vms-alpha.c (alpha_vms_link_add_archive_symbols): Handle substitute BFD if one is set by add_archive_element callback. * xcofflink.c (xcoff_link_check_dynamic_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (xcoff_link_check_ar_symbols): Likewise. (xcoff_link_check_archive_element): Handle bfd substitution if it was set by callback in the above. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * bfdlink.h (struct_bfd_link_callbacks): Document new argument to add_archive_element callback used to return a replacement bfd which is to be added to the hash table in place of the original element. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ldlang.c (load_symbols): Handle bfd subsitution when calling the add_archive_element callback. * ldmain.c (add_archive_element)[ENABLE_PLUGINS]: Offer the archive member to the plugins and if claimed set "subsbfd" output parameter to point to the dummy IR-only BFD. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ld-plugin/plugin-10.d: New dump test control script. * ld-plugin/plugin-11.d: Likewise. * ld-plugin/plugin.exp: Run them. ---
2010-10-14 03:31:33 +02:00
info_msg ("%I\n", &orig_input);
return TRUE;
1999-05-03 09:29:11 +02:00
}
/* This is called when BFD has discovered a symbol which is defined
multiple times. */
static bfd_boolean
multiple_definition (struct bfd_link_info *info,
struct bfd_link_hash_entry *h,
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bfd *nbfd,
asection *nsec,
bfd_vma nval)
1999-05-03 09:29:11 +02:00
{
const char *name;
bfd *obfd;
asection *osec;
bfd_vma oval;
if (info->allow_multiple_definition)
return TRUE;
switch (h->type)
{
case bfd_link_hash_defined:
osec = h->u.def.section;
oval = h->u.def.value;
obfd = h->u.def.section->owner;
break;
case bfd_link_hash_indirect:
osec = bfd_ind_section_ptr;
oval = 0;
obfd = NULL;
break;
default:
abort ();
}
/* Ignore a redefinition of an absolute symbol to the
same value; it's harmless. */
if (h->type == bfd_link_hash_defined
&& bfd_is_abs_section (osec)
&& bfd_is_abs_section (nsec)
&& nval == oval)
return TRUE;
1999-05-03 09:29:11 +02:00
/* If either section has the output_section field set to
bfd_abs_section_ptr, it means that the section is being
discarded, and this is not really a multiple definition at all.
PR ld/12365 PR ld/12672 bfd/ * bfd.c (BFD_PLUGIN): Define. (BFD_FLAGS_SAVED, BFD_FLAGS_FOR_BFD_USE_MASK): Add BFD_PLUGIN. * bfd-in2.h: Regenerate. * elflink.c (elf_link_output_extsym): Strip undefined plugin syms. * opncls.c (bfd_make_readable): Don't lose original bfd flags. ld/ * ldfile.c (ldfile_try_open_bfd): Don't attempt any plugin action when no_more_claiming. * ldmain.c (add_archive_element): Likewise. (multiple_definition): Remove plugin_multiple_definition call. (notice): Remove plugin_notice call. * ldlang.c (lang_list_insert_after, void lang_list_remove_tail): Move. Delete prototype. (plugin_insert): New static var. (open_input_bfds): Only rescan libs after plugin insert point. (lang_gc_sections): Omit plugin claimed files. (lang_process): Set plugin_insert. Only rescan when plugin adds objects. * plugin.h (no_more_claiming): Declare. (plugin_notice, plugin_multiple_definition): Don't declare. * plugin.c: Formatting. (orig_notice_all, orig_allow_multiple_defs, orig_callbacks, plugin_callbacks): New static vars. (no_more_claiming): Make global. (plugin_cached_allow_multiple_defs): Delete. (plugin_get_ir_dummy_bfd): Set SEC_EXCLUDE on dummy .text section, use newer bfd_make_section variant. Make COMMON section too. Error handling. Correct setting of gp size. (asymbol_from_plugin_symbol): Properly cast last arg of concat. (message): Likewise for ACONCAT. (asymbol_from_plugin_symbol): Use our COMMON section. (get_symbols): When report_plugin_symbols, show visibility too. (init_non_ironly_hash): Move. Don't test non_ironly_hash. (plugin_load_plugins): Save state of linker callbacks, set up to call plugin_notice instead. Call init_non_ironly_hash here. (plugin_call_all_symbols_read): Set plugin_multiple_definition in plugin callbacks. (plugin_notice): Rewrite. (plugin_multiple_definition): Make static, call original callback. ld/testsuite/ * ld-plugin/plugin-7.d: Adjust for plugin changes. * ld-plugin/plugin-8.d: Likewise. * ld-plugin/plugin.exp: Pass --verbose=2 for visibility test, and compare ld output to.. * ld-plugin/plugin-12.d: New.
2011-04-18 01:15:13 +02:00
FIXME: It would be cleaner to somehow ignore symbols defined in
sections which are being discarded. */
1999-05-03 09:29:11 +02:00
if ((osec->output_section != NULL
&& ! bfd_is_abs_section (osec)
&& bfd_is_abs_section (osec->output_section))
|| (nsec->output_section != NULL
&& ! bfd_is_abs_section (nsec)
&& bfd_is_abs_section (nsec->output_section)))
return TRUE;
1999-05-03 09:29:11 +02:00
name = h->root.string;
if (nbfd == NULL)
{
nbfd = obfd;
nsec = osec;
nval = oval;
obfd = NULL;
}
1999-05-03 09:29:11 +02:00
einfo (_("%X%C: multiple definition of `%T'\n"),
nbfd, nsec, nval, name);
2003-06-28 07:28:54 +02:00
if (obfd != NULL)
1999-05-03 09:29:11 +02:00
einfo (_("%D: first defined here\n"), obfd, osec, oval);
PR ld/10956 * ld.h (struct args_type): Rename 'relax' field to 'disable_target_specific_optimizations' and turn it into a tri-state variable. (RELAXATION_DISABLED_BY_DEFAULT): New macro. (RELAXATION_DISABLED_BY_USER): New macro. (RELAXATION_ENABLED): New macro. (DISABLE_RELAXATION): New macro. (ENABLE_RELAXATION): New macro. * lexsup (enum option_values): Add OPTION_NO_RELAX. (struct ld_options): Add --no-relax. (parse_args): Handle OPTION_NO_RELAX. Use DISABLE_RELAXATION and ENABLE_RELAXATION macros. * ldlang.c (lang_relax_sections): Use RELAXATION_ENABLED macro. (lang_process): Likewise. * ldmain.c (main): Initialise disable_target_specific_optimizations field. (multiple_definition): Use RELAXATION_ENABLED macro. * ld.texinfo: Document new command line option. * emultempl/alphaelf.em: Remove --no-relax option. (before_allocation): Test RELAXATION_DISABLED_BY_USER macro. Use ENABLE_RELAXATION macro. * emultempl/avrelf.em: (after_allocation): Test RELAXATION_ENABLED macro. * emultempl/cr16elf.em: Remove --no-relax option. (before_allocation): Test RELAXATION_DISABLED_BY_USER macro. Use ENABLE_RELAXATION macro. * emultempl/crxelf.em: Remove --no-relax option. (before_allocation): Test RELAXATION_DISABLED_BY_USER macro. Use ENABLE_RELAXATION macro. * emultempl/mmix-elfnmmo.em: (before_allocation): Use ENABLE_RELAXATION macro. * emultempl/needrelax.em: (before_allocation): Use ENABLE_RELAXATION macro. * emultempl/ppc32elf.em: (before_allocation): Test RELAXATION_DISABLED_BY_DEFAULT macro. Use ENABLE_RELAXATION macro. * emultempl/sh64elf.em: (before_allocation): Test RELAXATION_ENABLED macro. Use DISABLE_RELAXATION macro. * emultempl/xtensaelf.em: Remove --no-relax option. (before_allocation): Test RELAXATION_ENABLED macro. Use ENABLE_RELAXATION macro.
2009-11-26 14:45:25 +01:00
if (RELAXATION_ENABLED)
{
einfo (_("%P: Disabling relaxation: it will not work with multiple definitions\n"));
PR ld/10956 * ld.h (struct args_type): Rename 'relax' field to 'disable_target_specific_optimizations' and turn it into a tri-state variable. (RELAXATION_DISABLED_BY_DEFAULT): New macro. (RELAXATION_DISABLED_BY_USER): New macro. (RELAXATION_ENABLED): New macro. (DISABLE_RELAXATION): New macro. (ENABLE_RELAXATION): New macro. * lexsup (enum option_values): Add OPTION_NO_RELAX. (struct ld_options): Add --no-relax. (parse_args): Handle OPTION_NO_RELAX. Use DISABLE_RELAXATION and ENABLE_RELAXATION macros. * ldlang.c (lang_relax_sections): Use RELAXATION_ENABLED macro. (lang_process): Likewise. * ldmain.c (main): Initialise disable_target_specific_optimizations field. (multiple_definition): Use RELAXATION_ENABLED macro. * ld.texinfo: Document new command line option. * emultempl/alphaelf.em: Remove --no-relax option. (before_allocation): Test RELAXATION_DISABLED_BY_USER macro. Use ENABLE_RELAXATION macro. * emultempl/avrelf.em: (after_allocation): Test RELAXATION_ENABLED macro. * emultempl/cr16elf.em: Remove --no-relax option. (before_allocation): Test RELAXATION_DISABLED_BY_USER macro. Use ENABLE_RELAXATION macro. * emultempl/crxelf.em: Remove --no-relax option. (before_allocation): Test RELAXATION_DISABLED_BY_USER macro. Use ENABLE_RELAXATION macro. * emultempl/mmix-elfnmmo.em: (before_allocation): Use ENABLE_RELAXATION macro. * emultempl/needrelax.em: (before_allocation): Use ENABLE_RELAXATION macro. * emultempl/ppc32elf.em: (before_allocation): Test RELAXATION_DISABLED_BY_DEFAULT macro. Use ENABLE_RELAXATION macro. * emultempl/sh64elf.em: (before_allocation): Test RELAXATION_ENABLED macro. Use DISABLE_RELAXATION macro. * emultempl/xtensaelf.em: Remove --no-relax option. (before_allocation): Test RELAXATION_ENABLED macro. Use ENABLE_RELAXATION macro.
2009-11-26 14:45:25 +01:00
command_line.disable_target_specific_optimizations = -1;
}
return TRUE;
1999-05-03 09:29:11 +02:00
}
/* This is called when there is a definition of a common symbol, or
when a common symbol is found for a symbol that is already defined,
or when two common symbols are found. We only do something if
-warn-common was used. */
static bfd_boolean
2003-06-28 07:28:54 +02:00
multiple_common (struct bfd_link_info *info ATTRIBUTE_UNUSED,
struct bfd_link_hash_entry *h,
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bfd *nbfd,
enum bfd_link_hash_type ntype,
bfd_vma nsize)
1999-05-03 09:29:11 +02:00
{
const char *name;
bfd *obfd;
enum bfd_link_hash_type otype;
bfd_vma osize;
if (!config.warn_common)
return TRUE;
1999-05-03 09:29:11 +02:00
name = h->root.string;
otype = h->type;
if (otype == bfd_link_hash_common)
{
obfd = h->u.c.p->section->owner;
osize = h->u.c.size;
}
else if (otype == bfd_link_hash_defined
|| otype == bfd_link_hash_defweak)
{
obfd = h->u.def.section->owner;
osize = 0;
}
else
{
/* FIXME: It would nice if we could report the BFD which defined
an indirect symbol, but we don't have anywhere to store the
information. */
obfd = NULL;
osize = 0;
}
1999-05-03 09:29:11 +02:00
if (ntype == bfd_link_hash_defined
|| ntype == bfd_link_hash_defweak
|| ntype == bfd_link_hash_indirect)
{
ASSERT (otype == bfd_link_hash_common);
einfo (_("%B: warning: definition of `%T' overriding common\n"),
nbfd, name);
if (obfd != NULL)
einfo (_("%B: warning: common is here\n"), obfd);
}
else if (otype == bfd_link_hash_defined
|| otype == bfd_link_hash_defweak
|| otype == bfd_link_hash_indirect)
{
ASSERT (ntype == bfd_link_hash_common);
einfo (_("%B: warning: common of `%T' overridden by definition\n"),
nbfd, name);
if (obfd != NULL)
einfo (_("%B: warning: defined here\n"), obfd);
}
else
{
ASSERT (otype == bfd_link_hash_common && ntype == bfd_link_hash_common);
if (osize > nsize)
{
einfo (_("%B: warning: common of `%T' overridden by larger common\n"),
nbfd, name);
if (obfd != NULL)
einfo (_("%B: warning: larger common is here\n"), obfd);
}
else if (nsize > osize)
{
einfo (_("%B: warning: common of `%T' overriding smaller common\n"),
nbfd, name);
if (obfd != NULL)
einfo (_("%B: warning: smaller common is here\n"), obfd);
}
else
{
einfo (_("%B: warning: multiple common of `%T'\n"), nbfd, name);
if (obfd != NULL)
einfo (_("%B: warning: previous common is here\n"), obfd);
}
}
return TRUE;
1999-05-03 09:29:11 +02:00
}
/* This is called when BFD has discovered a set element. H is the
entry in the linker hash table for the set. SECTION and VALUE
represent a value which should be added to the set. */
static bfd_boolean
2003-06-28 07:28:54 +02:00
add_to_set (struct bfd_link_info *info ATTRIBUTE_UNUSED,
struct bfd_link_hash_entry *h,
bfd_reloc_code_real_type reloc,
bfd *abfd,
asection *section,
bfd_vma value)
1999-05-03 09:29:11 +02:00
{
if (config.warn_constructors)
einfo (_("%P: warning: global constructor %s used\n"),
h->root.string);
if (! config.build_constructors)
return TRUE;
1999-05-03 09:29:11 +02:00
2003-06-28 07:28:54 +02:00
ldctor_add_set_entry (h, reloc, NULL, section, value);
1999-05-03 09:29:11 +02:00
if (h->type == bfd_link_hash_new)
{
h->type = bfd_link_hash_undefined;
h->u.undef.abfd = abfd;
/* We don't call bfd_link_add_undef to add this to the list of
undefined symbols because we are going to define it
ourselves. */
}
return TRUE;
1999-05-03 09:29:11 +02:00
}
/* This is called when BFD has discovered a constructor. This is only
called for some object file formats--those which do not handle
constructors in some more clever fashion. This is similar to
adding an element to a set, but less general. */
static bfd_boolean
2003-06-28 07:28:54 +02:00
constructor_callback (struct bfd_link_info *info,
bfd_boolean constructor,
const char *name,
bfd *abfd,
asection *section,
bfd_vma value)
1999-05-03 09:29:11 +02:00
{
char *s;
struct bfd_link_hash_entry *h;
char set_name[1 + sizeof "__CTOR_LIST__"];
if (config.warn_constructors)
einfo (_("%P: warning: global constructor %s used\n"), name);
if (! config.build_constructors)
return TRUE;
1999-05-03 09:29:11 +02:00
/* Ensure that BFD_RELOC_CTOR exists now, so that we can give a
useful error message. */
include/ * bfdlink.h (struct bfd_link_hash_table): Delete creator field. (struct bfd_link_info): Add output_bfd. bfd/ * elflink.c: Replace all accesses to hash->creator field with output_bfd->xvec. * cofflink.c: Likewise. * coff-h8300.c: Likewise. * ecoff.c: Likewise. * elf32-m68hc1x.c: Likewise. * elf32-ppc.c: Likewise. * elf64-alpha.c: Likewise. * elf64-ppc.c: Likewise. * elf64-sparc.c: Likewise. * elfxx-mips.c: Likewise. * i386linux.c: Likewise. * m68klinux.c: Likewise. * sparclinux.c: Likewise. * sunos.c: Likewise. * xcofflink.c: Likewise. * linker.c: Likewise. (_bfd_link_hash_table_init): Don't store creator. ld/ * ldmain.h (output_bfd): Delete. * ldmain.c (output_bfd): Delete. Replace all occurrences of output_bfd with link_info.output_bfd. * ldcref.c: Likewise. * ldctor.c: Likewise. * ldemul.c: Likewise. * ldexp.c: Likewise. * ldfile.c: Likewise. * ldlang.c: Likewise. * ldmisc.c: Likewise. * ldwrite.c: Likewise. * pe-dll.c: Likewise. * emultempl/aix.em: Likewise. * emultempl/alphaelf.em: Likewise. * emultempl/armcoff.em: Likewise. * emultempl/armelf.em: Likewise. * emultempl/avrelf.em: Likewise. * emultempl/beos.em: Likewise. * emultempl/elf-generic.em: Likewise. * emultempl/elf32.em: Likewise. * emultempl/gld960.em: Likewise. * emultempl/hppaelf.em: Likewise. * emultempl/irix.em: Likewise. * emultempl/linux.em: Likewise. * emultempl/lnk960.em: Likewise. * emultempl/m68hc1xelf.em: Likewise. * emultempl/mmix-elfnmmo.em: Likewise. * emultempl/mmo.em: Likewise. * emultempl/pe.em: Likewise. * emultempl/pep.em: Likewise. * emultempl/ppc32elf.em: Likewise. * emultempl/ppc64elf.em: Likewise. * emultempl/scoreelf.em: Likewise. * emultempl/sh64elf.em: Likewise. * emultempl/spuelf.em: Likewise. * emultempl/sunos.em: Likewise. * emultempl/vanilla.em: Likewise. * emultempl/vxworks.em: Likewise. * emultempl/xtensaelf.em: Likewise. * emultempl/z80.em: Likewise. * ldlang.c (open_output): Don't return output, instead write link_info_output_bfd directly. * emultempl/alphaelf.em: Replace occurrences of link_info.hash->creator with link_info.output_bfd->xvec. * emultempl/hppaelf.em: Likewise. * emultempl/ppc32elf.em: Likewise. * emultempl/ppc64elf.em: Likewise. * emultempl/spuelf.em: Likewise.
2008-02-15 04:35:53 +01:00
if (bfd_reloc_type_lookup (link_info.output_bfd, BFD_RELOC_CTOR) == NULL
&& (info->relocatable
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|| bfd_reloc_type_lookup (abfd, BFD_RELOC_CTOR) == NULL))
einfo (_("%P%F: BFD backend error: BFD_RELOC_CTOR unsupported\n"));
s = set_name;
if (bfd_get_symbol_leading_char (abfd) != '\0')
*s++ = bfd_get_symbol_leading_char (abfd);
if (constructor)
strcpy (s, "__CTOR_LIST__");
else
strcpy (s, "__DTOR_LIST__");
h = bfd_link_hash_lookup (info->hash, set_name, TRUE, TRUE, TRUE);
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if (h == (struct bfd_link_hash_entry *) NULL)
einfo (_("%P%F: bfd_link_hash_lookup failed: %E\n"));
if (h->type == bfd_link_hash_new)
{
h->type = bfd_link_hash_undefined;
h->u.undef.abfd = abfd;
/* We don't call bfd_link_add_undef to add this to the list of
undefined symbols because we are going to define it
ourselves. */
}
ldctor_add_set_entry (h, BFD_RELOC_CTOR, name, section, value);
return TRUE;
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}
/* A structure used by warning_callback to pass information through
bfd_map_over_sections. */
struct warning_callback_info
{
bfd_boolean found;
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const char *warning;
const char *symbol;
asymbol **asymbols;
};
/* This is called when there is a reference to a warning symbol. */
static bfd_boolean
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warning_callback (struct bfd_link_info *info ATTRIBUTE_UNUSED,
const char *warning,
const char *symbol,
bfd *abfd,
asection *section,
bfd_vma address)
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{
/* This is a hack to support warn_multiple_gp. FIXME: This should
have a cleaner interface, but what? */
if (! config.warn_multiple_gp
&& strcmp (warning, "using multiple gp values") == 0)
return TRUE;
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if (section != NULL)
einfo ("%C: %s%s\n", abfd, section, address, _("warning: "), warning);
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else if (abfd == NULL)
einfo ("%P: %s%s\n", _("warning: "), warning);
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else if (symbol == NULL)
einfo ("%B: %s%s\n", abfd, _("warning: "), warning);
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else
{
struct warning_callback_info cinfo;
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/* Look through the relocs to see if we can find a plausible
address. */
if (!bfd_generic_link_read_symbols (abfd))
einfo (_("%B%F: could not read symbols: %E\n"), abfd);
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cinfo.found = FALSE;
cinfo.warning = warning;
cinfo.symbol = symbol;
cinfo.asymbols = bfd_get_outsymbols (abfd);
bfd_map_over_sections (abfd, warning_find_reloc, &cinfo);
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if (! cinfo.found)
einfo ("%B: %s%s\n", abfd, _("warning: "), warning);
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}
return TRUE;
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}
/* This is called by warning_callback for each section. It checks the
relocs of the section to see if it can find a reference to the
symbol which triggered the warning. If it can, it uses the reloc
to give an error message with a file and line number. */
static void
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warning_find_reloc (bfd *abfd, asection *sec, void *iarg)
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{
* po/bfd.pot: Updated by the Translation project. * po/binutils.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gprof.pot: Updated by the Translation project. * po/sv.po: Updated Swedish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. Updated soruces in ld/* to compile cleanly with -Wc++-compat: * ld.h (enum endian_enum,enum symbolic_enum,enum dynamic_list_enum): Move to top level. * ldcref.c: Add casts. * ldctor.c: Add casts. * ldexp.c * ldexp.h (enum node_tree_enum,enum phase_enum): Move to top level. * ldlang.c: Add casts. (lang_insert_orphan): Use enum name instead of integer. * ldlang.h (enum statement_enum): Move to top level. * ldmain.c: Add casts. * ldwrite.c: Add casts. * lexsup.c: Add casts. (enum control_enum): Move to top level. * mri.c: Add casts. (mri_draw_tree): Use enum name instead of integer. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. * as.c (main): Call dwarf2_init. * config/obj-elf.c (struct group_list): New field. (build_group_lists): Use hash lookup. (free_section_idx): New function. (elf_frob_file): Adjust. * dwarf2dbg.c (all_segs_hash, last_seg_ptr): New variables. (get_line_subseg): Adjust. (dwarf2_init): New function. * dwarf2dbg.h (dwarf2_init): New declaration.
2009-09-11 17:27:38 +02:00
struct warning_callback_info *info = (struct warning_callback_info *) iarg;
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long relsize;
arelent **relpp;
long relcount;
arelent **p, **pend;
if (info->found)
return;
relsize = bfd_get_reloc_upper_bound (abfd, sec);
if (relsize < 0)
einfo (_("%B%F: could not read relocs: %E\n"), abfd);
if (relsize == 0)
return;
* po/bfd.pot: Updated by the Translation project. * po/binutils.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gprof.pot: Updated by the Translation project. * po/sv.po: Updated Swedish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. Updated soruces in ld/* to compile cleanly with -Wc++-compat: * ld.h (enum endian_enum,enum symbolic_enum,enum dynamic_list_enum): Move to top level. * ldcref.c: Add casts. * ldctor.c: Add casts. * ldexp.c * ldexp.h (enum node_tree_enum,enum phase_enum): Move to top level. * ldlang.c: Add casts. (lang_insert_orphan): Use enum name instead of integer. * ldlang.h (enum statement_enum): Move to top level. * ldmain.c: Add casts. * ldwrite.c: Add casts. * lexsup.c: Add casts. (enum control_enum): Move to top level. * mri.c: Add casts. (mri_draw_tree): Use enum name instead of integer. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. * as.c (main): Call dwarf2_init. * config/obj-elf.c (struct group_list): New field. (build_group_lists): Use hash lookup. (free_section_idx): New function. (elf_frob_file): Adjust. * dwarf2dbg.c (all_segs_hash, last_seg_ptr): New variables. (get_line_subseg): Adjust. (dwarf2_init): New function. * dwarf2dbg.h (dwarf2_init): New declaration.
2009-09-11 17:27:38 +02:00
relpp = (arelent **) xmalloc (relsize);
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relcount = bfd_canonicalize_reloc (abfd, sec, relpp, info->asymbols);
if (relcount < 0)
einfo (_("%B%F: could not read relocs: %E\n"), abfd);
p = relpp;
pend = p + relcount;
for (; p < pend && *p != NULL; p++)
{
arelent *q = *p;
if (q->sym_ptr_ptr != NULL
&& *q->sym_ptr_ptr != NULL
&& strcmp (bfd_asymbol_name (*q->sym_ptr_ptr), info->symbol) == 0)
{
/* We found a reloc for the symbol we are looking for. */
einfo ("%C: %s%s\n", abfd, sec, q->address, _("warning: "),
info->warning);
info->found = TRUE;
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break;
}
}
free (relpp);
}
/* This is called when an undefined symbol is found. */
static bfd_boolean
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undefined_symbol (struct bfd_link_info *info ATTRIBUTE_UNUSED,
const char *name,
bfd *abfd,
asection *section,
bfd_vma address,
bfd_boolean error)
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{
static char *error_name;
static unsigned int error_count;
#define MAX_ERRORS_IN_A_ROW 5
if (config.warn_once)
{
static struct bfd_hash_table *hash;
/* Only warn once about a particular undefined symbol. */
if (hash == NULL)
{
* po/bfd.pot: Updated by the Translation project. * po/binutils.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gprof.pot: Updated by the Translation project. * po/sv.po: Updated Swedish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. Updated soruces in ld/* to compile cleanly with -Wc++-compat: * ld.h (enum endian_enum,enum symbolic_enum,enum dynamic_list_enum): Move to top level. * ldcref.c: Add casts. * ldctor.c: Add casts. * ldexp.c * ldexp.h (enum node_tree_enum,enum phase_enum): Move to top level. * ldlang.c: Add casts. (lang_insert_orphan): Use enum name instead of integer. * ldlang.h (enum statement_enum): Move to top level. * ldmain.c: Add casts. * ldwrite.c: Add casts. * lexsup.c: Add casts. (enum control_enum): Move to top level. * mri.c: Add casts. (mri_draw_tree): Use enum name instead of integer. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. * as.c (main): Call dwarf2_init. * config/obj-elf.c (struct group_list): New field. (build_group_lists): Use hash lookup. (free_section_idx): New function. (elf_frob_file): Adjust. * dwarf2dbg.c (all_segs_hash, last_seg_ptr): New variables. (get_line_subseg): Adjust. (dwarf2_init): New function. * dwarf2dbg.h (dwarf2_init): New declaration.
2009-09-11 17:27:38 +02:00
hash = (struct bfd_hash_table *)
xmalloc (sizeof (struct bfd_hash_table));
PR 2434 bfd/ * elflink.c (struct elf_smash_syms_data, elf_smash_syms): Delete. (elf_link_add_object_symbols): Delete unnecessary locals. Rename hash_table -> htab. Formatting. Save entire symbol table before loading as-needed syms, and restore afterwards if lib not needed. Use bfd_hash_allocate rather than bfd_alloc for sym name. Free some buffers earlier. * bfd-in.h (struct bfd_hash_table): Add entsize. (bfd_hash_table_init, bfd_hash_table_init_n): Adjust prototype. * elf-bfd.h (_bfd_elf_link_hash_table_init): Likewise * hash.c (bfd_hash_table_init_n): Add entsize param, save to hash table. (bfd_hash_table_init): Add param, adjust calls. * aoutx.h: Adjust all hash_table_init functions and calls. * bfd.c: Likewise. * coff-arm.c: Likewise. * coff-h8300.c: Likewise. * coff-ppc.c: Likewise. * cofflink.c: Likewise. * ecoff.c: Likewise. * ecofflink.c: Likewise. * elf-m10300.c: Likewise. * elf-strtab.c: Likewise. * elf.c: Likewise. * elf32-arm.c: Likewise. * elf32-bfin.c: Likewise. * elf32-cris.c: Likewise. * elf32-frv.c: Likewise. * elf32-hppa.c: Likewise. * elf32-i386.c: Likewise. * elf32-m32r.c: Likewise. * elf32-m68hc1x.c: Likewise. * elf32-m68k.c: Likewise. * elf32-ppc.c: Likewise. * elf32-s390.c: Likewise. * elf32-sh.c: Likewise. * elf32-vax.c: Likewise. * elf64-alpha.c: Likewise. * elf64-hppa.c: Likewise. * elf64-ppc.c: Likewise. * elf64-s390.c: Likewise. * elf64-sh64.c: Likewise. * elf64-x86-64.c: Likewise. * elfxx-ia64.c: Likewise. * elfxx-mips.c: Likewise. * elfxx-sparc.c: Likewise. * i386linux.c: Likewise. * libaout.h: Likewise. * libbfd-in.h: Likewise. * libcoff-in.h: Likewise. * linker.c: Likewise. * m68klinux.c: Likewise. * merge.c: Likewise. * opncls.c: Likewise. * pdp11.c: Likewise. * sparclinux.c: Likewise. * stabs.c: Likewise. * sunos.c: Likewise. * vms.c: Likewise. * xcofflink.c: Likewise. * section.c (struct section_hash_entry): Move to.. * libbfd-in.h: ..here. * Makefile.am: Run "make dep-am" * Makefile.in: Regenerate. * bfd-in2.h: Regenerate. * libbfd.h: Regenerate. * libcoff.h: Regenerate. binutils/ * ieee.c (write_ieee_debugging_info): Adjust bfd_hash_table_init calls. * wrstabs.c (write_stabs_in_sections_debugging_info): Likewise. ld/ * ldcref.c (add_cref): Adjust bfd_hash_table_init calls. * ldlang.c (output_statement_table_init, lang_init): Likewise. * ldmain.c (add_ysym, add_wrap, add_keepsyms_file): Likewise. (undefined_symbol): Likewise.
2006-03-16 13:20:16 +01:00
if (!bfd_hash_table_init (hash, bfd_hash_newfunc,
sizeof (struct bfd_hash_entry)))
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einfo (_("%F%P: bfd_hash_table_init failed: %E\n"));
}
if (bfd_hash_lookup (hash, name, FALSE, FALSE) != NULL)
return TRUE;
1999-05-03 09:29:11 +02:00
if (bfd_hash_lookup (hash, name, TRUE, TRUE) == NULL)
1999-05-03 09:29:11 +02:00
einfo (_("%F%P: bfd_hash_lookup failed: %E\n"));
}
/* We never print more than a reasonable number of errors in a row
for a single symbol. */
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if (error_name != NULL
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&& strcmp (name, error_name) == 0)
++error_count;
else
{
error_count = 0;
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if (error_name != NULL)
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free (error_name);
error_name = xstrdup (name);
1999-05-03 09:29:11 +02:00
}
if (section != NULL)
{
if (error_count < MAX_ERRORS_IN_A_ROW)
{
if (error)
einfo (_("%X%C: undefined reference to `%T'\n"),
abfd, section, address, name);
else
einfo (_("%C: warning: undefined reference to `%T'\n"),
abfd, section, address, name);
}
1999-05-03 09:29:11 +02:00
else if (error_count == MAX_ERRORS_IN_A_ROW)
{
if (error)
einfo (_("%X%D: more undefined references to `%T' follow\n"),
abfd, section, address, name);
else
einfo (_("%D: warning: more undefined references to `%T' follow\n"),
abfd, section, address, name);
}
else if (error)
einfo ("%X");
1999-05-03 09:29:11 +02:00
}
else
{
if (error_count < MAX_ERRORS_IN_A_ROW)
{
if (error)
einfo (_("%X%B: undefined reference to `%T'\n"),
abfd, name);
else
einfo (_("%B: warning: undefined reference to `%T'\n"),
abfd, name);
}
1999-05-03 09:29:11 +02:00
else if (error_count == MAX_ERRORS_IN_A_ROW)
{
if (error)
einfo (_("%X%B: more undefined references to `%T' follow\n"),
abfd, name);
else
einfo (_("%B: warning: more undefined references to `%T' follow\n"),
abfd, name);
}
else if (error)
einfo ("%X");
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}
return TRUE;
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}
/* Counter to limit the number of relocation overflow error messages
to print. Errors are printed as it is decremented. When it's
called and the counter is zero, a final message is printed
indicating more relocations were omitted. When it gets to -1, no
such errors are printed. If it's initially set to a value less
than -1, all such errors will be printed (--verbose does this). */
int overflow_cutoff_limit = 10;
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/* This is called when a reloc overflows. */
static bfd_boolean
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reloc_overflow (struct bfd_link_info *info ATTRIBUTE_UNUSED,
bfd/ 2004-10-21 H.J. Lu <hongjiu.lu@intel.com> PR 463 * aoutx.h (aout_link_input_section_std): Pass proper hash entry to linker reloc_overflow callback. (aout_link_input_section_ext): Likewise. (aout_link_reloc_link_order): Likewise. * coff-a29k.c (coff_a29k_relocate_section): Likewise. * coff-alpha.c (alpha_ecoff_get_relocated_section_contents): Likewise. (alpha_relocate_section): Likewise. * coff-arm.c (coff_arm_relocate_section): Likewise. * coff-h8300.c (h8300_reloc16_extra_cases): Likewise. * coff-h8500.c (extra_case): Likewise. * coff-i960.c (coff_i960_relocate_section): Likewise. * coff-mcore.c (coff_mcore_relocate_section): Likewise. * coff-mips.c (mips_relocate_section): Likewise. * coff-or32.c (coff_or32_relocate_section): Likewise. * coff-ppc.c (coff_ppc_relocate_section): Likewise. * coff-rs6000.c (xcoff_ppc_relocate_section): Likewise. * coff-sh.c (sh_relocate_section): Likewise. * coff-tic80.c (coff_tic80_relocate_section): Likewise. * coff-w65.c (w65_reloc16_extra_cases): Likewise. * coff-z8k.c (extra_case): Likewise. * coff64-rs6000.c (xcoff64_ppc_relocate_section): Likewise. * cofflink.c (_bfd_coff_reloc_link_order): Likewise. (_bfd_coff_generic_relocate_section): Likewise. * ecoff.c (ecoff_reloc_link_order): Likewise. * elf-hppa.h (elf_hppa_relocate_section): Likewise. * elf-m10200.c (mn10200_elf_relocate_section): Likewise. * elf-m10300.c (mn10300_elf_relocate_section): Likewise. * elf32-arm.h (elf32_arm_relocate_section): Likewise. * elf32-avr.c (elf32_avr_relocate_section): Likewise. * elf32-cr16c.c (elf32_cr16c_relocate_section): Likewise. * elf32-cris.c (cris_elf_relocate_section): Likewise. * elf32-crx.c (elf32_crx_relocate_section): Likewise. * elf32-d10v.c (elf32_d10v_relocate_section): Likewise. * elf32-fr30.c (fr30_elf_relocate_section): Likewise. * elf32-frv.c (elf32_frv_relocate_section): Likewise. * elf32-h8300.c (elf32_h8_relocate_section): Likewise. * elf32-hppa.c (elf32_hppa_relocate_section): Likewise. * elf32-i370.c (i370_elf_relocate_section): Likewise. * elf32-i386.c (elf_i386_relocate_section): Likewise. * elf32-i860.c (elf32_i860_relocate_section): Likewise. * elf32-ip2k.c (ip2k_elf_relocate_section): Likewise. * elf32-iq2000.c (iq2000_elf_relocate_section): Likewise. * elf32-m32r.c (m32r_elf_relocate_section): Likewise. * elf32-m68hc1x.c (elf32_m68hc11_relocate_section): Likewise. * elf32-m68k.c (elf_m68k_relocate_section): Likewise. * elf32-mcore.c (mcore_elf_relocate_section): Likewise. * elf32-msp430.c (elf32_msp430_relocate_section): Likewise. * elf32-openrisc.c (openrisc_elf_relocate_section): Likewise. * elf32-ppc.c (ppc_elf_relocate_section): Likewise. * elf32-s390.c (elf_s390_relocate_section): Likewise. * elf32-sh.c (sh_elf_relocate_section): Likewise. * elf32-sparc.c (elf32_sparc_relocate_section): Likewise. * elf32-v850.c (v850_elf_relocate_section): Likewise. * elf32-vax.c (elf_vax_relocate_section): Likewise. * elf32-xstormy16.c (xstormy16_elf_relocate_section): Likewise. * elf64-alpha.c (elf64_alpha_relocate_section): Likewise. * elf64-mmix.c (mmix_elf_relocate_section): Likewise. * elf64-ppc.c (ppc64_elf_relocate_section): Likewise. * elf64-s390.c (elf_s390_relocate_section): Likewise. * elf64-sh64.c (sh_elf64_relocate_section): Likewise. * elf64-sparc.c (sparc64_elf_relocate_section): Likewise. * elf64-x86-64.c (elf64_x86_64_relocate_section): Likewise. * elflink.c (elf_reloc_link_order): Likewise. * elfxx-ia64.c (elfNN_ia64_relocate_section): Likewise. * elfxx-mips.c (_bfd_mips_elf_relocate_section): Likewise. (_bfd_elf_mips_get_relocated_section_contents): Likewise. * linker.c (_bfd_generic_reloc_link_order): Likewise. * pdp11.c (pdp11_aout_link_input_section): Likewise. (aout_link_reloc_link_order): Likewise. * reloc.c (bfd_generic_get_relocated_section_contents): Likewise. * xcofflink.c (xcoff_reloc_link_order): Likewise. * simple.c (simple_dummy_reloc_overflow): Updated. include/ 2004-10-21 H.J. Lu <hongjiu.lu@intel.com> PR 463 * bfdlink.h (bfd_link_callbacks): Add a pointer to struct bfd_link_hash_entry to reloc_overflow. ld/ 2004-10-21 H.J. Lu <hongjiu.lu@intel.com> PR 463 * ldmain.c (reloc_overflow): Accept a pointer to struct bfd_link_hash_entry. Report symbol location for relocation overflow.
2004-10-21 17:28:33 +02:00
struct bfd_link_hash_entry *entry,
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const char *name,
const char *reloc_name,
bfd_vma addend,
bfd *abfd,
asection *section,
bfd_vma address)
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{
if (overflow_cutoff_limit == -1)
return TRUE;
einfo ("%X%H:", abfd, section, address);
if (overflow_cutoff_limit >= 0
&& overflow_cutoff_limit-- == 0)
{
einfo (_(" additional relocation overflows omitted from the output\n"));
return TRUE;
}
bfd/ 2004-10-21 H.J. Lu <hongjiu.lu@intel.com> PR 463 * aoutx.h (aout_link_input_section_std): Pass proper hash entry to linker reloc_overflow callback. (aout_link_input_section_ext): Likewise. (aout_link_reloc_link_order): Likewise. * coff-a29k.c (coff_a29k_relocate_section): Likewise. * coff-alpha.c (alpha_ecoff_get_relocated_section_contents): Likewise. (alpha_relocate_section): Likewise. * coff-arm.c (coff_arm_relocate_section): Likewise. * coff-h8300.c (h8300_reloc16_extra_cases): Likewise. * coff-h8500.c (extra_case): Likewise. * coff-i960.c (coff_i960_relocate_section): Likewise. * coff-mcore.c (coff_mcore_relocate_section): Likewise. * coff-mips.c (mips_relocate_section): Likewise. * coff-or32.c (coff_or32_relocate_section): Likewise. * coff-ppc.c (coff_ppc_relocate_section): Likewise. * coff-rs6000.c (xcoff_ppc_relocate_section): Likewise. * coff-sh.c (sh_relocate_section): Likewise. * coff-tic80.c (coff_tic80_relocate_section): Likewise. * coff-w65.c (w65_reloc16_extra_cases): Likewise. * coff-z8k.c (extra_case): Likewise. * coff64-rs6000.c (xcoff64_ppc_relocate_section): Likewise. * cofflink.c (_bfd_coff_reloc_link_order): Likewise. (_bfd_coff_generic_relocate_section): Likewise. * ecoff.c (ecoff_reloc_link_order): Likewise. * elf-hppa.h (elf_hppa_relocate_section): Likewise. * elf-m10200.c (mn10200_elf_relocate_section): Likewise. * elf-m10300.c (mn10300_elf_relocate_section): Likewise. * elf32-arm.h (elf32_arm_relocate_section): Likewise. * elf32-avr.c (elf32_avr_relocate_section): Likewise. * elf32-cr16c.c (elf32_cr16c_relocate_section): Likewise. * elf32-cris.c (cris_elf_relocate_section): Likewise. * elf32-crx.c (elf32_crx_relocate_section): Likewise. * elf32-d10v.c (elf32_d10v_relocate_section): Likewise. * elf32-fr30.c (fr30_elf_relocate_section): Likewise. * elf32-frv.c (elf32_frv_relocate_section): Likewise. * elf32-h8300.c (elf32_h8_relocate_section): Likewise. * elf32-hppa.c (elf32_hppa_relocate_section): Likewise. * elf32-i370.c (i370_elf_relocate_section): Likewise. * elf32-i386.c (elf_i386_relocate_section): Likewise. * elf32-i860.c (elf32_i860_relocate_section): Likewise. * elf32-ip2k.c (ip2k_elf_relocate_section): Likewise. * elf32-iq2000.c (iq2000_elf_relocate_section): Likewise. * elf32-m32r.c (m32r_elf_relocate_section): Likewise. * elf32-m68hc1x.c (elf32_m68hc11_relocate_section): Likewise. * elf32-m68k.c (elf_m68k_relocate_section): Likewise. * elf32-mcore.c (mcore_elf_relocate_section): Likewise. * elf32-msp430.c (elf32_msp430_relocate_section): Likewise. * elf32-openrisc.c (openrisc_elf_relocate_section): Likewise. * elf32-ppc.c (ppc_elf_relocate_section): Likewise. * elf32-s390.c (elf_s390_relocate_section): Likewise. * elf32-sh.c (sh_elf_relocate_section): Likewise. * elf32-sparc.c (elf32_sparc_relocate_section): Likewise. * elf32-v850.c (v850_elf_relocate_section): Likewise. * elf32-vax.c (elf_vax_relocate_section): Likewise. * elf32-xstormy16.c (xstormy16_elf_relocate_section): Likewise. * elf64-alpha.c (elf64_alpha_relocate_section): Likewise. * elf64-mmix.c (mmix_elf_relocate_section): Likewise. * elf64-ppc.c (ppc64_elf_relocate_section): Likewise. * elf64-s390.c (elf_s390_relocate_section): Likewise. * elf64-sh64.c (sh_elf64_relocate_section): Likewise. * elf64-sparc.c (sparc64_elf_relocate_section): Likewise. * elf64-x86-64.c (elf64_x86_64_relocate_section): Likewise. * elflink.c (elf_reloc_link_order): Likewise. * elfxx-ia64.c (elfNN_ia64_relocate_section): Likewise. * elfxx-mips.c (_bfd_mips_elf_relocate_section): Likewise. (_bfd_elf_mips_get_relocated_section_contents): Likewise. * linker.c (_bfd_generic_reloc_link_order): Likewise. * pdp11.c (pdp11_aout_link_input_section): Likewise. (aout_link_reloc_link_order): Likewise. * reloc.c (bfd_generic_get_relocated_section_contents): Likewise. * xcofflink.c (xcoff_reloc_link_order): Likewise. * simple.c (simple_dummy_reloc_overflow): Updated. include/ 2004-10-21 H.J. Lu <hongjiu.lu@intel.com> PR 463 * bfdlink.h (bfd_link_callbacks): Add a pointer to struct bfd_link_hash_entry to reloc_overflow. ld/ 2004-10-21 H.J. Lu <hongjiu.lu@intel.com> PR 463 * ldmain.c (reloc_overflow): Accept a pointer to struct bfd_link_hash_entry. Report symbol location for relocation overflow.
2004-10-21 17:28:33 +02:00
if (entry)
{
while (entry->type == bfd_link_hash_indirect
|| entry->type == bfd_link_hash_warning)
entry = entry->u.i.link;
switch (entry->type)
{
case bfd_link_hash_undefined:
case bfd_link_hash_undefweak:
einfo (_(" relocation truncated to fit: %s against undefined symbol `%T'"),
reloc_name, entry->root.string);
break;
case bfd_link_hash_defined:
case bfd_link_hash_defweak:
einfo (_(" relocation truncated to fit: %s against symbol `%T' defined in %A section in %B"),
reloc_name, entry->root.string,
entry->u.def.section,
entry->u.def.section == bfd_abs_section_ptr
include/ * bfdlink.h (struct bfd_link_hash_table): Delete creator field. (struct bfd_link_info): Add output_bfd. bfd/ * elflink.c: Replace all accesses to hash->creator field with output_bfd->xvec. * cofflink.c: Likewise. * coff-h8300.c: Likewise. * ecoff.c: Likewise. * elf32-m68hc1x.c: Likewise. * elf32-ppc.c: Likewise. * elf64-alpha.c: Likewise. * elf64-ppc.c: Likewise. * elf64-sparc.c: Likewise. * elfxx-mips.c: Likewise. * i386linux.c: Likewise. * m68klinux.c: Likewise. * sparclinux.c: Likewise. * sunos.c: Likewise. * xcofflink.c: Likewise. * linker.c: Likewise. (_bfd_link_hash_table_init): Don't store creator. ld/ * ldmain.h (output_bfd): Delete. * ldmain.c (output_bfd): Delete. Replace all occurrences of output_bfd with link_info.output_bfd. * ldcref.c: Likewise. * ldctor.c: Likewise. * ldemul.c: Likewise. * ldexp.c: Likewise. * ldfile.c: Likewise. * ldlang.c: Likewise. * ldmisc.c: Likewise. * ldwrite.c: Likewise. * pe-dll.c: Likewise. * emultempl/aix.em: Likewise. * emultempl/alphaelf.em: Likewise. * emultempl/armcoff.em: Likewise. * emultempl/armelf.em: Likewise. * emultempl/avrelf.em: Likewise. * emultempl/beos.em: Likewise. * emultempl/elf-generic.em: Likewise. * emultempl/elf32.em: Likewise. * emultempl/gld960.em: Likewise. * emultempl/hppaelf.em: Likewise. * emultempl/irix.em: Likewise. * emultempl/linux.em: Likewise. * emultempl/lnk960.em: Likewise. * emultempl/m68hc1xelf.em: Likewise. * emultempl/mmix-elfnmmo.em: Likewise. * emultempl/mmo.em: Likewise. * emultempl/pe.em: Likewise. * emultempl/pep.em: Likewise. * emultempl/ppc32elf.em: Likewise. * emultempl/ppc64elf.em: Likewise. * emultempl/scoreelf.em: Likewise. * emultempl/sh64elf.em: Likewise. * emultempl/spuelf.em: Likewise. * emultempl/sunos.em: Likewise. * emultempl/vanilla.em: Likewise. * emultempl/vxworks.em: Likewise. * emultempl/xtensaelf.em: Likewise. * emultempl/z80.em: Likewise. * ldlang.c (open_output): Don't return output, instead write link_info_output_bfd directly. * emultempl/alphaelf.em: Replace occurrences of link_info.hash->creator with link_info.output_bfd->xvec. * emultempl/hppaelf.em: Likewise. * emultempl/ppc32elf.em: Likewise. * emultempl/ppc64elf.em: Likewise. * emultempl/spuelf.em: Likewise.
2008-02-15 04:35:53 +01:00
? link_info.output_bfd : entry->u.def.section->owner);
bfd/ 2004-10-21 H.J. Lu <hongjiu.lu@intel.com> PR 463 * aoutx.h (aout_link_input_section_std): Pass proper hash entry to linker reloc_overflow callback. (aout_link_input_section_ext): Likewise. (aout_link_reloc_link_order): Likewise. * coff-a29k.c (coff_a29k_relocate_section): Likewise. * coff-alpha.c (alpha_ecoff_get_relocated_section_contents): Likewise. (alpha_relocate_section): Likewise. * coff-arm.c (coff_arm_relocate_section): Likewise. * coff-h8300.c (h8300_reloc16_extra_cases): Likewise. * coff-h8500.c (extra_case): Likewise. * coff-i960.c (coff_i960_relocate_section): Likewise. * coff-mcore.c (coff_mcore_relocate_section): Likewise. * coff-mips.c (mips_relocate_section): Likewise. * coff-or32.c (coff_or32_relocate_section): Likewise. * coff-ppc.c (coff_ppc_relocate_section): Likewise. * coff-rs6000.c (xcoff_ppc_relocate_section): Likewise. * coff-sh.c (sh_relocate_section): Likewise. * coff-tic80.c (coff_tic80_relocate_section): Likewise. * coff-w65.c (w65_reloc16_extra_cases): Likewise. * coff-z8k.c (extra_case): Likewise. * coff64-rs6000.c (xcoff64_ppc_relocate_section): Likewise. * cofflink.c (_bfd_coff_reloc_link_order): Likewise. (_bfd_coff_generic_relocate_section): Likewise. * ecoff.c (ecoff_reloc_link_order): Likewise. * elf-hppa.h (elf_hppa_relocate_section): Likewise. * elf-m10200.c (mn10200_elf_relocate_section): Likewise. * elf-m10300.c (mn10300_elf_relocate_section): Likewise. * elf32-arm.h (elf32_arm_relocate_section): Likewise. * elf32-avr.c (elf32_avr_relocate_section): Likewise. * elf32-cr16c.c (elf32_cr16c_relocate_section): Likewise. * elf32-cris.c (cris_elf_relocate_section): Likewise. * elf32-crx.c (elf32_crx_relocate_section): Likewise. * elf32-d10v.c (elf32_d10v_relocate_section): Likewise. * elf32-fr30.c (fr30_elf_relocate_section): Likewise. * elf32-frv.c (elf32_frv_relocate_section): Likewise. * elf32-h8300.c (elf32_h8_relocate_section): Likewise. * elf32-hppa.c (elf32_hppa_relocate_section): Likewise. * elf32-i370.c (i370_elf_relocate_section): Likewise. * elf32-i386.c (elf_i386_relocate_section): Likewise. * elf32-i860.c (elf32_i860_relocate_section): Likewise. * elf32-ip2k.c (ip2k_elf_relocate_section): Likewise. * elf32-iq2000.c (iq2000_elf_relocate_section): Likewise. * elf32-m32r.c (m32r_elf_relocate_section): Likewise. * elf32-m68hc1x.c (elf32_m68hc11_relocate_section): Likewise. * elf32-m68k.c (elf_m68k_relocate_section): Likewise. * elf32-mcore.c (mcore_elf_relocate_section): Likewise. * elf32-msp430.c (elf32_msp430_relocate_section): Likewise. * elf32-openrisc.c (openrisc_elf_relocate_section): Likewise. * elf32-ppc.c (ppc_elf_relocate_section): Likewise. * elf32-s390.c (elf_s390_relocate_section): Likewise. * elf32-sh.c (sh_elf_relocate_section): Likewise. * elf32-sparc.c (elf32_sparc_relocate_section): Likewise. * elf32-v850.c (v850_elf_relocate_section): Likewise. * elf32-vax.c (elf_vax_relocate_section): Likewise. * elf32-xstormy16.c (xstormy16_elf_relocate_section): Likewise. * elf64-alpha.c (elf64_alpha_relocate_section): Likewise. * elf64-mmix.c (mmix_elf_relocate_section): Likewise. * elf64-ppc.c (ppc64_elf_relocate_section): Likewise. * elf64-s390.c (elf_s390_relocate_section): Likewise. * elf64-sh64.c (sh_elf64_relocate_section): Likewise. * elf64-sparc.c (sparc64_elf_relocate_section): Likewise. * elf64-x86-64.c (elf64_x86_64_relocate_section): Likewise. * elflink.c (elf_reloc_link_order): Likewise. * elfxx-ia64.c (elfNN_ia64_relocate_section): Likewise. * elfxx-mips.c (_bfd_mips_elf_relocate_section): Likewise. (_bfd_elf_mips_get_relocated_section_contents): Likewise. * linker.c (_bfd_generic_reloc_link_order): Likewise. * pdp11.c (pdp11_aout_link_input_section): Likewise. (aout_link_reloc_link_order): Likewise. * reloc.c (bfd_generic_get_relocated_section_contents): Likewise. * xcofflink.c (xcoff_reloc_link_order): Likewise. * simple.c (simple_dummy_reloc_overflow): Updated. include/ 2004-10-21 H.J. Lu <hongjiu.lu@intel.com> PR 463 * bfdlink.h (bfd_link_callbacks): Add a pointer to struct bfd_link_hash_entry to reloc_overflow. ld/ 2004-10-21 H.J. Lu <hongjiu.lu@intel.com> PR 463 * ldmain.c (reloc_overflow): Accept a pointer to struct bfd_link_hash_entry. Report symbol location for relocation overflow.
2004-10-21 17:28:33 +02:00
break;
default:
abort ();
break;
}
}
else
einfo (_(" relocation truncated to fit: %s against `%T'"),
reloc_name, name);
1999-05-03 09:29:11 +02:00
if (addend != 0)
einfo ("+%v", addend);
einfo ("\n");
return TRUE;
1999-05-03 09:29:11 +02:00
}
/* This is called when a dangerous relocation is made. */
static bfd_boolean
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reloc_dangerous (struct bfd_link_info *info ATTRIBUTE_UNUSED,
const char *message,
bfd *abfd,
asection *section,
bfd_vma address)
1999-05-03 09:29:11 +02:00
{
einfo (_("%X%H: dangerous relocation: %s\n"),
abfd, section, address, message);
return TRUE;
1999-05-03 09:29:11 +02:00
}
/* This is called when a reloc is being generated attached to a symbol
that is not being output. */
static bfd_boolean
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unattached_reloc (struct bfd_link_info *info ATTRIBUTE_UNUSED,
const char *name,
bfd *abfd,
asection *section,
bfd_vma address)
1999-05-03 09:29:11 +02:00
{
einfo (_("%X%H: reloc refers to symbol `%T' which is not being output\n"),
abfd, section, address, name);
return TRUE;
1999-05-03 09:29:11 +02:00
}
/* This is called if link_info.notice_all is set, or when a symbol in
link_info.notice_hash is found. Symbols are put in notice_hash
Applied patch series for LD plugin interface (six parts). [PATCH] Add infrastructure for plugin API; functionality to follow. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * plugin-api.h (LDPT_GNU_LD_VERSION): New ld_plugin_tag enum member. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * configure.in: Add AC_CHECKs for file io and dlfcn headers and functions and AC_SEARCH for -ldl. (enable_plugins): New shell variable set if above tests find dlopen functionality. (ENABLE_PLUGINS): Add related automake conditional. * configure: Regenerate. * config.in: Likewise. * Makefile.am (PLUGIN_C): Declare plugin C source file, conditional on ENABLE_PLUGINS being defined. (PLUGIN_H): Likewise for header file. (PLUGIN_OBJECT): Likewise for object file. (PLUGIN_CFLAGS): Likewise -D flag required to compile plugin support. (AM_CPPFLAGS): Use PLUGIN_CFLAGS. (CFILES): Use PLUGIN_C. (HFILES): Use PLUGIN_H. (OFILES): Use PLUGIN_OBJECT. (ld_new_SOURCES): Use PLUGIN_C. (noinst_LTLIBRARIES)[ENABLE_PLUGINS]: Declare test plugin. (libldtestplug_la_SOURCES)[ENABLE_PLUGINS]: Add automake definition for test plugin. (libldtestplug_la_CFLAGS)[ENABLE_PLUGINS]: Likewise. (libldtestplug_la_LDFLAGS)[ENABLE_PLUGINS]: Likewise. * Makefile.in: Regenerate. * sysdep.h: Include stdarg.h, unistd.h and one of fcntl.h or sys/file.h where available. Include dlfcn.h when ENABLE_PLUGINS. (O_RDONLY): Supply default definition likewise to bfd's sysdep.h (O_WRONLY): Likewise. (O_RDWR): Likewise. (O_ACCMODE): Likewise. (O_BINARY): Likewise. (SEEK_SET): Likewise. (SEEK_CUR): Likewise. (SEEK_END): Likewise. * ldmisc.c (vfinfo): Make non-static. Add %p format char. * ldmisc.h (vfinfo): Declare extern prototype. * lexsup.c (enum option_values)[ENABLE_PLUGINS]: Add new entries for OPTION_PLUGIN and OPTION_PLUGIN_OPT. (ld_options[])[ENABLE_PLUGINS]: Add option data for the above two. (parse_args)[ENABLE_PLUGINS]: Handle them, and load all plugins once option parsing is complete. * ldmain.c (main)[ENABLE_PLUGINS]: Call plugin cleanup hooks just after lang_finish. * plugin.c: New source file. * plugin.h: Likewise new header. * testplug.c: New source file. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * ld-bootstrap/bootstrap.exp: Skip static tests also if LD plugins are enabled. * lib/ld-lib.exp (proc regexp_diff): Extend verbose debug output. (proc set_file_contents): Write a file with the supplied content. (run_ld_link_tests): Add new 'ld' action to test linker output. (proc check_plugin_api_available): Return true if linker under test supports the plugin API. * ld-plugin/func.c: New test source file. * ld-plugin/main.c: Likewise. * ld-plugin/text.c: Likewise. * ld-plugin/plugin-1.d: New dump test output pattern script. * ld-plugin/plugin-2.d: Likewise. * ld-plugin/plugin-3.d: Likewise. * ld-plugin/plugin-4.d: Likewise. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin.exp: New test control script. --- [PATCH] Implement claim file and all symbols read hooks and add symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ldfile.c (ldfile_try_open_bfd)[ENABLE_PLUGINS]: Don't return early during compat checks if they pass, instead offer any successfully opened and accepted file to the plugin claim file hooks chain. Create a dummy bfd to accept symbols added by the plugin, if the plugin claims the file. * ldlang.c (lang_process)[ENABLE_PLUGINS]: Call plugin all symbols read hook chain before ldemul_after_open. * ldlang.h (struct lang_input_statement_struct): Add new single-bit 'claimed' flag. * plugin.c (IRONLY_SUFFIX): New macro for dummy bfd file suffix. (IRONLY_SUFFIX_LEN): Length of the above string. (plugin_get_ir_dummy_bfd): New function to create the dummy bfd used to store symbols for ir-only files. (is_ir_dummy_bfd): New function to check if a bfd is ir-only. (asymbol_from_plugin_symbol): New function converts symbol formats. (add_symbols): Call it to convert plugin syms to bfd syms and add them to the dummy bfd. * plugin.h: Add missing include guards. (plugin_get_ir_dummy_bfd): Add prototype. (is_ir_dummy_bfd): Likewise. * testplug.c (TV_MESSAGE): New helper macro. (struct claim_file): New struct. (claim_file_t): New typedef. (tag_names[]): Make static and const. (claimfiles_list): New variable. (claimfiles_tail_chain_ptr): Likewise. (last_claimfile): Likewise. (record_claim_file): Record a file to claim on a singly-linked list. (parse_symdefstr): Parse an ASCII representation of a symbol from a plugin option into the fields of a struct ld_plugin_symbol. (record_claimed_file_symbol): Use it to parse plugin option for adding a symbol. (parse_option): Parse claim file and add symbol options. (dump_tv_tag): Use TV_MESSAGE. (onload): Likewise. (onclaim_file): Make static. Use TV_MESSAGE. Scan list of files to claim and claim this file if required, adding any symbols specified. (onall_symbols_read): Make static and use TV_MESSAGE. (oncleanup): Likewise. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ld-plugin/plugin-3.d: Enable regexes for new functionality. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin-6.d: New testcase. * ld-plugin/plugin-7.d: Likewise. * ld-plugin/plugin.exp: Use 'nm' on compiled test objects to determine whether symbols in plugin arguments need an underscore prefix. Add new plugin-6.d and plugin-7.d testcases. --- [PATCH] Implement get symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ldmain.c (notice)[ENABLE_PLUGINS]: Call plugin_notice. * plugin.c (non_ironly_hash): Add new bfd hash table. (plugin_load_plugins): Exit early if no plugins to load. If plugins do load successfully, set notice_all flag in link info. (get_symbols): Implement. (plugin_load_plugins): Exit early if no plugins to load, else after loading plugins successfully enable notice_all mode. (init_non_ironly_hash): Lazily init non_ironly_hash table. (plugin_notice): Record symbols referenced from non-IR files in the non_ironly_hash. Suppress tracing, cref generation and nocrossrefs tracking for symbols from dummy IR bfds. * plugin.h: Fix formatting. (plugin_notice): Add prototype. * testplug.c (dumpresolutions): New global var. (parse_options): Accept "dumpresolutions". (onall_symbols_read): Get syms and dump resolutions if it was given. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ld-plugin/plugin-8.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Implement add input file, add input lib and set extra lib path callbacks. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ldlang.c (lang_process)[ENABLE_PLUGINS]: Move invocation of plugin_call_all_symbols_read to before setting of gc_sym_list, and open any new input files that may have been added during it. * ldmain.c (multiple_definition)[ENABLE_PLUGINS]: Call out to plugin_multiple_definition and let it have first say over what to do with the clashing definitions. * plugin.c (no_more_claiming): New boolean variable. (plugin_cached_allow_multiple_defs): Likewise. (add_input_file): Implement. (add_input_library): Likewise. (set_extra_library_path): Likewise. (plugin_call_claim_file): Don't do anything when no_more_claiming set. (plugin_call_all_symbols_read): Set it. Disable link info "allow_multiple_definition" flag, but cache its value. (plugin_multiple_definition): New function. * plugin.h (plugin_multiple_definition): Add prototype. * testplug.c (addfile_enum_t): New enumerated typedef. (add_file_t): New struct typedef. (addfiles_list): New variable. (addfiles_tail_chain_ptr): Likewise. (record_add_file): New function. (parse_option): Parse "add:", "lib:" and "dir:" options and call it. (onall_symbols_read): Iterate the list of new files, libs and dirs, adding them. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ld-plugin/plugin-9.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Add ELF symbol visibility support to plugin interface. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * plugin.c (asymbol_from_plugin_symbol): If the bfd is an ELF bfd, find the elf symbol data and set the visibility in the st_other field. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * ld-plugin/plugin-ignore.d: New dump test control script. * ld-plugin/plugin-vis-1.d: Likewise. * ld-plugin/plugin.exp: Add list of ELF-only tests and run them if testing on an ELF target. --- [PATCH] Add archive support to plugin interface. bfd/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * aoutx.h (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * cofflink.c (coff_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (coff_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * ecoff.c (read_ext_syms_and_strs): New function holds symbol-reading code factored-out from ecoff_link_check_archive_element. (reread_ext_syms_and_strs): Clear old symbols and call it. (ecoff_link_check_archive_element): Use the above. Handle substitute BFD if one is set by add_archive_element callback. (ecoff_link_add_archive_symbols): Likewise allow bfd substitution. * elflink.c (elf_link_add_archive_symbols): Likewise. * linker.c (generic_link_check_archive_element): Likewise. * pdp11.c (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * vms-alpha.c (alpha_vms_link_add_archive_symbols): Handle substitute BFD if one is set by add_archive_element callback. * xcofflink.c (xcoff_link_check_dynamic_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (xcoff_link_check_ar_symbols): Likewise. (xcoff_link_check_archive_element): Handle bfd substitution if it was set by callback in the above. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * bfdlink.h (struct_bfd_link_callbacks): Document new argument to add_archive_element callback used to return a replacement bfd which is to be added to the hash table in place of the original element. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ldlang.c (load_symbols): Handle bfd subsitution when calling the add_archive_element callback. * ldmain.c (add_archive_element)[ENABLE_PLUGINS]: Offer the archive member to the plugins and if claimed set "subsbfd" output parameter to point to the dummy IR-only BFD. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ld-plugin/plugin-10.d: New dump test control script. * ld-plugin/plugin-11.d: Likewise. * ld-plugin/plugin.exp: Run them. ---
2010-10-14 03:31:33 +02:00
using the -y option, while notice_all is set if the --cref option
has been supplied, or if there are any NOCROSSREFS sections in the
linker script; and if plugins are active, since they need to monitor
all references from non-IR files. */
1999-05-03 09:29:11 +02:00
static bfd_boolean
2003-06-28 07:28:54 +02:00
notice (struct bfd_link_info *info,
struct bfd_link_hash_entry *h,
2003-06-28 07:28:54 +02:00
bfd *abfd,
asection *section,
bfd_vma value,
flagword flags ATTRIBUTE_UNUSED,
const char *string ATTRIBUTE_UNUSED)
1999-05-03 09:29:11 +02:00
{
const char *name;
if (h == NULL)
{
if (command_line.cref || nocrossref_list != NULL)
* po/bfd.pot: Updated by the Translation project. * po/binutils.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gold.pot: Updated by the Translation project. * po/gprof.pot: Updated by the Translation project. * po/sv.po: Updated Swedish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. * po/ld.pot: Updated by the Translation project. * po/fi.po: Updated Finnish translation. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. Updated soruces in ld/* to compile cleanly with -Wc++-compat: * ld.h (enum endian_enum,enum symbolic_enum,enum dynamic_list_enum): Move to top level. * ldcref.c: Add casts. * ldctor.c: Add casts. * ldexp.c * ldexp.h (enum node_tree_enum,enum phase_enum): Move to top level. * ldlang.c: Add casts. (lang_insert_orphan): Use enum name instead of integer. * ldlang.h (enum statement_enum): Move to top level. * ldmain.c: Add casts. * ldwrite.c: Add casts. * lexsup.c: Add casts. (enum control_enum): Move to top level. * mri.c: Add casts. (mri_draw_tree): Use enum name instead of integer. Updated sources to compile cleanly with -Wc++-compat: * basic_blocks.c: Add casts. * cg_dfn.c: Add cast. * corefile.c: Add casts. * gmon_io.c: Add casts. * hist.c: Add cast. * source.c: Add cast. * sym_ids.c (struct match): Moved to top level. * as.c (main): Call dwarf2_init. * config/obj-elf.c (struct group_list): New field. (build_group_lists): Use hash lookup. (free_section_idx): New function. (elf_frob_file): Adjust. * dwarf2dbg.c (all_segs_hash, last_seg_ptr): New variables. (get_line_subseg): Adjust. (dwarf2_init): New function. * dwarf2dbg.h (dwarf2_init): New declaration.
2009-09-11 17:27:38 +02:00
return handle_asneeded_cref (abfd, (enum notice_asneeded_action) value);
return TRUE;
}
name = h->root.string;
Applied patch series for LD plugin interface (six parts). [PATCH] Add infrastructure for plugin API; functionality to follow. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * plugin-api.h (LDPT_GNU_LD_VERSION): New ld_plugin_tag enum member. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * configure.in: Add AC_CHECKs for file io and dlfcn headers and functions and AC_SEARCH for -ldl. (enable_plugins): New shell variable set if above tests find dlopen functionality. (ENABLE_PLUGINS): Add related automake conditional. * configure: Regenerate. * config.in: Likewise. * Makefile.am (PLUGIN_C): Declare plugin C source file, conditional on ENABLE_PLUGINS being defined. (PLUGIN_H): Likewise for header file. (PLUGIN_OBJECT): Likewise for object file. (PLUGIN_CFLAGS): Likewise -D flag required to compile plugin support. (AM_CPPFLAGS): Use PLUGIN_CFLAGS. (CFILES): Use PLUGIN_C. (HFILES): Use PLUGIN_H. (OFILES): Use PLUGIN_OBJECT. (ld_new_SOURCES): Use PLUGIN_C. (noinst_LTLIBRARIES)[ENABLE_PLUGINS]: Declare test plugin. (libldtestplug_la_SOURCES)[ENABLE_PLUGINS]: Add automake definition for test plugin. (libldtestplug_la_CFLAGS)[ENABLE_PLUGINS]: Likewise. (libldtestplug_la_LDFLAGS)[ENABLE_PLUGINS]: Likewise. * Makefile.in: Regenerate. * sysdep.h: Include stdarg.h, unistd.h and one of fcntl.h or sys/file.h where available. Include dlfcn.h when ENABLE_PLUGINS. (O_RDONLY): Supply default definition likewise to bfd's sysdep.h (O_WRONLY): Likewise. (O_RDWR): Likewise. (O_ACCMODE): Likewise. (O_BINARY): Likewise. (SEEK_SET): Likewise. (SEEK_CUR): Likewise. (SEEK_END): Likewise. * ldmisc.c (vfinfo): Make non-static. Add %p format char. * ldmisc.h (vfinfo): Declare extern prototype. * lexsup.c (enum option_values)[ENABLE_PLUGINS]: Add new entries for OPTION_PLUGIN and OPTION_PLUGIN_OPT. (ld_options[])[ENABLE_PLUGINS]: Add option data for the above two. (parse_args)[ENABLE_PLUGINS]: Handle them, and load all plugins once option parsing is complete. * ldmain.c (main)[ENABLE_PLUGINS]: Call plugin cleanup hooks just after lang_finish. * plugin.c: New source file. * plugin.h: Likewise new header. * testplug.c: New source file. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 1/6). * ld-bootstrap/bootstrap.exp: Skip static tests also if LD plugins are enabled. * lib/ld-lib.exp (proc regexp_diff): Extend verbose debug output. (proc set_file_contents): Write a file with the supplied content. (run_ld_link_tests): Add new 'ld' action to test linker output. (proc check_plugin_api_available): Return true if linker under test supports the plugin API. * ld-plugin/func.c: New test source file. * ld-plugin/main.c: Likewise. * ld-plugin/text.c: Likewise. * ld-plugin/plugin-1.d: New dump test output pattern script. * ld-plugin/plugin-2.d: Likewise. * ld-plugin/plugin-3.d: Likewise. * ld-plugin/plugin-4.d: Likewise. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin.exp: New test control script. --- [PATCH] Implement claim file and all symbols read hooks and add symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ldfile.c (ldfile_try_open_bfd)[ENABLE_PLUGINS]: Don't return early during compat checks if they pass, instead offer any successfully opened and accepted file to the plugin claim file hooks chain. Create a dummy bfd to accept symbols added by the plugin, if the plugin claims the file. * ldlang.c (lang_process)[ENABLE_PLUGINS]: Call plugin all symbols read hook chain before ldemul_after_open. * ldlang.h (struct lang_input_statement_struct): Add new single-bit 'claimed' flag. * plugin.c (IRONLY_SUFFIX): New macro for dummy bfd file suffix. (IRONLY_SUFFIX_LEN): Length of the above string. (plugin_get_ir_dummy_bfd): New function to create the dummy bfd used to store symbols for ir-only files. (is_ir_dummy_bfd): New function to check if a bfd is ir-only. (asymbol_from_plugin_symbol): New function converts symbol formats. (add_symbols): Call it to convert plugin syms to bfd syms and add them to the dummy bfd. * plugin.h: Add missing include guards. (plugin_get_ir_dummy_bfd): Add prototype. (is_ir_dummy_bfd): Likewise. * testplug.c (TV_MESSAGE): New helper macro. (struct claim_file): New struct. (claim_file_t): New typedef. (tag_names[]): Make static and const. (claimfiles_list): New variable. (claimfiles_tail_chain_ptr): Likewise. (last_claimfile): Likewise. (record_claim_file): Record a file to claim on a singly-linked list. (parse_symdefstr): Parse an ASCII representation of a symbol from a plugin option into the fields of a struct ld_plugin_symbol. (record_claimed_file_symbol): Use it to parse plugin option for adding a symbol. (parse_option): Parse claim file and add symbol options. (dump_tv_tag): Use TV_MESSAGE. (onload): Likewise. (onclaim_file): Make static. Use TV_MESSAGE. Scan list of files to claim and claim this file if required, adding any symbols specified. (onall_symbols_read): Make static and use TV_MESSAGE. (oncleanup): Likewise. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 2/6). * ld-plugin/plugin-3.d: Enable regexes for new functionality. * ld-plugin/plugin-5.d: Likewise. * ld-plugin/plugin-6.d: New testcase. * ld-plugin/plugin-7.d: Likewise. * ld-plugin/plugin.exp: Use 'nm' on compiled test objects to determine whether symbols in plugin arguments need an underscore prefix. Add new plugin-6.d and plugin-7.d testcases. --- [PATCH] Implement get symbols callback. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ldmain.c (notice)[ENABLE_PLUGINS]: Call plugin_notice. * plugin.c (non_ironly_hash): Add new bfd hash table. (plugin_load_plugins): Exit early if no plugins to load. If plugins do load successfully, set notice_all flag in link info. (get_symbols): Implement. (plugin_load_plugins): Exit early if no plugins to load, else after loading plugins successfully enable notice_all mode. (init_non_ironly_hash): Lazily init non_ironly_hash table. (plugin_notice): Record symbols referenced from non-IR files in the non_ironly_hash. Suppress tracing, cref generation and nocrossrefs tracking for symbols from dummy IR bfds. * plugin.h: Fix formatting. (plugin_notice): Add prototype. * testplug.c (dumpresolutions): New global var. (parse_options): Accept "dumpresolutions". (onall_symbols_read): Get syms and dump resolutions if it was given. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 3/6). * ld-plugin/plugin-8.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Implement add input file, add input lib and set extra lib path callbacks. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ldlang.c (lang_process)[ENABLE_PLUGINS]: Move invocation of plugin_call_all_symbols_read to before setting of gc_sym_list, and open any new input files that may have been added during it. * ldmain.c (multiple_definition)[ENABLE_PLUGINS]: Call out to plugin_multiple_definition and let it have first say over what to do with the clashing definitions. * plugin.c (no_more_claiming): New boolean variable. (plugin_cached_allow_multiple_defs): Likewise. (add_input_file): Implement. (add_input_library): Likewise. (set_extra_library_path): Likewise. (plugin_call_claim_file): Don't do anything when no_more_claiming set. (plugin_call_all_symbols_read): Set it. Disable link info "allow_multiple_definition" flag, but cache its value. (plugin_multiple_definition): New function. * plugin.h (plugin_multiple_definition): Add prototype. * testplug.c (addfile_enum_t): New enumerated typedef. (add_file_t): New struct typedef. (addfiles_list): New variable. (addfiles_tail_chain_ptr): Likewise. (record_add_file): New function. (parse_option): Parse "add:", "lib:" and "dir:" options and call it. (onall_symbols_read): Iterate the list of new files, libs and dirs, adding them. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 4/6). * ld-plugin/plugin-9.d: New testcase. * ld-plugin/plugin.exp: Invoke it. --- [PATCH] Add ELF symbol visibility support to plugin interface. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * plugin.c (asymbol_from_plugin_symbol): If the bfd is an ELF bfd, find the elf symbol data and set the visibility in the st_other field. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 5/6). * ld-plugin/plugin-ignore.d: New dump test control script. * ld-plugin/plugin-vis-1.d: Likewise. * ld-plugin/plugin.exp: Add list of ELF-only tests and run them if testing on an ELF target. --- [PATCH] Add archive support to plugin interface. bfd/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * aoutx.h (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * cofflink.c (coff_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (coff_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * ecoff.c (read_ext_syms_and_strs): New function holds symbol-reading code factored-out from ecoff_link_check_archive_element. (reread_ext_syms_and_strs): Clear old symbols and call it. (ecoff_link_check_archive_element): Use the above. Handle substitute BFD if one is set by add_archive_element callback. (ecoff_link_add_archive_symbols): Likewise allow bfd substitution. * elflink.c (elf_link_add_archive_symbols): Likewise. * linker.c (generic_link_check_archive_element): Likewise. * pdp11.c (aout_link_check_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (aout_link_check_archive_element): Handle substitute bfd if it was set during add_archive_element callback in the above. * vms-alpha.c (alpha_vms_link_add_archive_symbols): Handle substitute BFD if one is set by add_archive_element callback. * xcofflink.c (xcoff_link_check_dynamic_ar_symbols): Take new "subsbfd" reference parameter and pass it when invoking add_archive_element callback. (xcoff_link_check_ar_symbols): Likewise. (xcoff_link_check_archive_element): Handle bfd substitution if it was set by callback in the above. include/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * bfdlink.h (struct_bfd_link_callbacks): Document new argument to add_archive_element callback used to return a replacement bfd which is to be added to the hash table in place of the original element. ld/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ldlang.c (load_symbols): Handle bfd subsitution when calling the add_archive_element callback. * ldmain.c (add_archive_element)[ENABLE_PLUGINS]: Offer the archive member to the plugins and if claimed set "subsbfd" output parameter to point to the dummy IR-only BFD. ld/testsuite/ChangeLog: 2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com> Apply LD plugin patch series (part 6/6). * ld-plugin/plugin-10.d: New dump test control script. * ld-plugin/plugin-11.d: Likewise. * ld-plugin/plugin.exp: Run them. ---
2010-10-14 03:31:33 +02:00
if (info->notice_hash != NULL
PR ld/12365 PR ld/12672 bfd/ * bfd.c (BFD_PLUGIN): Define. (BFD_FLAGS_SAVED, BFD_FLAGS_FOR_BFD_USE_MASK): Add BFD_PLUGIN. * bfd-in2.h: Regenerate. * elflink.c (elf_link_output_extsym): Strip undefined plugin syms. * opncls.c (bfd_make_readable): Don't lose original bfd flags. ld/ * ldfile.c (ldfile_try_open_bfd): Don't attempt any plugin action when no_more_claiming. * ldmain.c (add_archive_element): Likewise. (multiple_definition): Remove plugin_multiple_definition call. (notice): Remove plugin_notice call. * ldlang.c (lang_list_insert_after, void lang_list_remove_tail): Move. Delete prototype. (plugin_insert): New static var. (open_input_bfds): Only rescan libs after plugin insert point. (lang_gc_sections): Omit plugin claimed files. (lang_process): Set plugin_insert. Only rescan when plugin adds objects. * plugin.h (no_more_claiming): Declare. (plugin_notice, plugin_multiple_definition): Don't declare. * plugin.c: Formatting. (orig_notice_all, orig_allow_multiple_defs, orig_callbacks, plugin_callbacks): New static vars. (no_more_claiming): Make global. (plugin_cached_allow_multiple_defs): Delete. (plugin_get_ir_dummy_bfd): Set SEC_EXCLUDE on dummy .text section, use newer bfd_make_section variant. Make COMMON section too. Error handling. Correct setting of gp size. (asymbol_from_plugin_symbol): Properly cast last arg of concat. (message): Likewise for ACONCAT. (asymbol_from_plugin_symbol): Use our COMMON section. (get_symbols): When report_plugin_symbols, show visibility too. (init_non_ironly_hash): Move. Don't test non_ironly_hash. (plugin_load_plugins): Save state of linker callbacks, set up to call plugin_notice instead. Call init_non_ironly_hash here. (plugin_call_all_symbols_read): Set plugin_multiple_definition in plugin callbacks. (plugin_notice): Rewrite. (plugin_multiple_definition): Make static, call original callback. ld/testsuite/ * ld-plugin/plugin-7.d: Adjust for plugin changes. * ld-plugin/plugin-8.d: Likewise. * ld-plugin/plugin.exp: Pass --verbose=2 for visibility test, and compare ld output to.. * ld-plugin/plugin-12.d: New.
2011-04-18 01:15:13 +02:00
&& bfd_hash_lookup (info->notice_hash, name, FALSE, FALSE) != NULL)
1999-05-03 09:29:11 +02:00
{
if (bfd_is_und_section (section))
einfo ("%B: reference to %s\n", abfd, name);
else
einfo ("%B: definition of %s\n", abfd, name);
}
if (command_line.cref || nocrossref_list != NULL)
add_cref (name, abfd, section, value);
return TRUE;
1999-05-03 09:29:11 +02:00
}