old-cross-binutils/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
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Free Software Foundation, Inc.
Written by Steve Chamberlain steve@cygnus.com
2007-07-06 14:09:45 +00:00
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"
/* 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 */
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;
/* The file that we're creating. */
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bfd *output_bfd = 0;
/* 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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/* Nonzero means create DT_NEEDED entries only if a dynamic library
actually satisfies some reference in a regular object. */
bfd_boolean as_needed;
/* Nonzero means never create DT_NEEDED entries for dynamic libraries
in DT_NEEDED tags. */
bfd_boolean add_needed = 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 void set_scripts_dir
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(void);
static bfd_boolean add_archive_element
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(struct bfd_link_info *, bfd *, const char *);
static bfd_boolean multiple_definition
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(struct bfd_link_info *, const char *, bfd *, asection *, bfd_vma,
bfd *, asection *, bfd_vma);
static bfd_boolean multiple_common
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(struct bfd_link_info *, const char *, bfd *, enum bfd_link_hash_type,
bfd_vma, 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
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(struct bfd_link_info *, const char *, bfd *, asection *, bfd_vma);
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.
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info_msg,
minfo,
ldlang_override_segment_assignment
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};
struct bfd_link_info link_info;
static void
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remove_output (void)
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{
if (output_filename)
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{
if (output_bfd)
bfd_cache_close (output_bfd);
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if (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 (remove_output);
/* 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.
2003-01-06 16:14:01 +00:00
{
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 16:14:01 +00:00
{
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 07:29:11 +00:00
/* 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 = TRUE;
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 16:45:51 +00:00
1999-05-03 07:29:11 +00:00
/* 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 21:40:25 +00:00
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 15:14:18 +00:00
link_info.spare_dynamic_tags = 5;
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 16:45:32 +00:00
1999-05-03 07:29:11 +00:00
ldfile_add_arch ("");
emulation = get_emulation (argc, argv);
ldemul_choose_mode (emulation);
default_target = ldemul_choose_target (argc, argv);
1999-05-03 07:29:11 +00:00
lang_init ();
ldemul_before_parse ();
lang_has_input_file = FALSE;
1999-05-03 07:29:11 +00:00
parse_args (argc, argv);
2004-05-21 15:38:04 +00:00
if (config.hash_table_size != 0)
bfd_hash_set_default_size (config.hash_table_size);
1999-05-03 07:29:11 +00:00
ldemul_set_symbols ();
2003-06-25 06:40:27 +00:00
if (link_info.relocatable)
1999-05-03 07:29:11 +00:00
{
bfd/ 2005-03-16 H.J. Lu <hongjiu.lu@intel.com> * elflink.c (elf_mark_used_section): New. (bfd_elf_gc_sections): Call elf_gc_mark_section for non-relocatable link if we don't do GC. include/ 2005-03-16 H.J. Lu <hongjiu.lu@intel.com> * bfdlink.h (bfd_link_info): Add gc_sections. ld/ 2005-03-16 H.J. Lu <hongjiu.lu@intel.com> * emultempl/elf32.em (gld${EMULATION_NAME}_finish): Remove unused empty output sections for non-relocatable link. * ld.h (args_type): Remove gc_sections. * ldlang.c (lang_mark_used_section): New. (lang_gc_sections): Use link_info.gc_sections instead of command_line.gc_sections. * ldmain.c (main): Likewise. * lexsup.c (parse_args): Likewise. * ldlang.c (lang_process): Call lang_mark_used_section. * ldmain.c (main): Initialize link_info.gc_sections to FALSE. ld/testsuite/ 2005-03-16 H.J. Lu <hongjiu.lu@intel.com> * ld-alpha/tlsbin.rd: Updated for empty section removal. * ld-alpha/tlsbinr.rd: Likewise. * ld-alpha/tlspic.rd: Likewise. * ld-arm/mixed-lib.sym: Likewise. * ld-i386/tlsbin.rd: Likewise. * ld-i386/tlsnopic.rd: Likewise. * ld-i386/tlspic.rd: Likewise. * ld-ia64/tlsbin.rd: Likewise. * ld-ia64/tlspic.rd: Likewise. * ld-powerpc/apuinfo.rd: Likewise. * ld-powerpc/powerpc.exp: Likewise. * ld-powerpc/tlsexe32.r: Likewise. * ld-s390/tlsbin.rd: Likewise. * ld-s390/tlsbin_64.rd: Likewise. * ld-s390/tlspic.rd: Likewise. * ld-s390/tlspic_64.rd: Likewise. * ld-sh/tlsbin-2.d: Likewise. * ld-sh/tlspic-2.d: Likewise. * ld-sparc/tlssunbin32.rd: Likewise. * ld-sparc/tlssunnopic32.rd: Likewise. * ld-sparc/tlssunpic32.rd: Likewise. * ld-x86-64/tlsbin.rd: Likewise. * ld-x86-64/tlspic.rd: Likewise.
2005-03-16 21:52:48 +00:00
if (link_info.gc_sections)
1999-05-03 07:29:11 +00:00
einfo ("%P%F: --gc-sections and -r may not be used together\n");
else if (command_line.relax)
einfo (_("%P%F: --relax and -r may not be used together\n"));
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 15:50:12 +00:00
if (! link_info.shared || link_info.pie)
link_info.executable = TRUE;
1999-05-03 07:29:11 +00:00
/* 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 06:40:27 +00:00
if (link_info.relocatable && link_info.strip == strip_all)
1999-05-03 07:29:11 +00:00
{
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 00:34:36 +00:00
if (link_info.discard == discard_sec_merge)
1999-05-03 07:29:11 +00:00
link_info.discard = discard_all;
}
/* This essentially adds another -L directory so this must be done after
the -L's in argv have been processed. */
set_scripts_dir ();
/* 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 17:10:18 +00:00
if (saved_script_handle == NULL)
1999-05-03 07:29:11 +00:00
{
int isfile;
char *s = ldemul_get_script (&isfile);
1999-05-03 07:29:11 +00:00
if (isfile)
ldfile_open_command_file (s);
else
{
1999-05-03 07:29:11 +00:00
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;
char *buf = 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 07:29:11 +00:00
lang_final ();
if (!lang_has_input_file)
1999-05-03 07:29:11 +00:00
{
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 07:29:11 +00:00
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 06:40:27 +00:00
if (link_info.relocatable)
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output_bfd->flags &= ~EXEC_P;
else
output_bfd->flags |= EXEC_P;
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 06:40:27 +00:00
/* Even if we're producing relocatable output, some non-fatal errors should
1999-05-03 07:29:11 +00:00
be reported in the exit status. (What non-fatal errors, if any, do we
2003-06-25 06:40:27 +00:00
want to ignore for relocatable output?) */
if (!config.make_executable && !force_make_executable)
1999-05-03 07:29:11 +00:00
{
if (trace_files)
einfo (_("%P: link errors found, deleting executable `%s'\n"),
output_filename);
1999-05-03 07:29:11 +00:00
/* The file will be removed by remove_output. */
xexit (1);
}
else
{
if (! bfd_close (output_bfd))
einfo (_("%F%B: final close failed: %E\n"), output_bfd);
/* 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 06:40:27 +00:00
if (! link_info.relocatable && command_line.force_exe_suffix)
1999-05-03 07:29:11 +00:00
{
int len = strlen (output_filename);
if (len < 4
1999-05-03 07:29:11 +00:00
|| (strcasecmp (output_filename + len - 4, ".exe") != 0
&& strcasecmp (output_filename + len - 4, ".dll") != 0))
{
FILE *src;
FILE *dst;
const int bsize = 4096;
char *buf = xmalloc (bsize);
int l;
char *dst_name = xmalloc (len + 5);
1999-05-03 07:29:11 +00:00
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 05:28:54 +00:00
einfo (_("%X%P: unable to open for source of copy `%s'\n"),
output_filename);
1999-05-03 07:29:11 +00:00
if (!dst)
2003-06-28 05:28:54 +00:00
einfo (_("%X%P: unable to open for destination of copy `%s'\n"),
dst_name);
1999-05-03 07:29:11 +00:00
while ((l = fread (buf, 1, bsize, src)) > 0)
{
int done = fwrite (buf, 1, l, dst);
1999-05-03 07:29:11 +00:00
if (done != l)
einfo (_("%P: Error writing file `%s'\n"), dst_name);
1999-05-03 07:29:11 +00:00
}
1999-05-03 07:29:11 +00:00
fclose (src);
if (fclose (dst) == EOF)
einfo (_("%P: Error closing file `%s'\n"), dst_name);
1999-05-03 07:29:11 +00:00
free (dst_name);
free (buf);
}
}
}
END_PROGRESS (program_name);
if (config.stats)
{
#ifdef HAVE_SBRK
2003-06-28 05:28:54 +00:00
char *lim = sbrk (0);
1999-05-03 07:29:11 +00:00
#endif
long run_time = get_run_time () - start_time;
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
}
/* 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 07:29:11 +00:00
/* 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 *
2003-06-28 05:28:54 +00:00
get_emulation (int argc, char **argv)
1999-05-03 07:29:11 +00:00
{
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"))
1999-05-03 07:29:11 +00:00
{
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 07:29:11 +00:00
}
else if (strcmp (argv[i], "-mips1") == 0
|| strcmp (argv[i], "-mips2") == 0
|| strcmp (argv[i], "-mips3") == 0
2001-05-23 17:26:40 +00:00
|| 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 16:17:15 +00:00
|| strcmp (argv[i], "-mips64") == 0
|| strcmp (argv[i], "-mips64r2") == 0)
1999-05-03 07:29:11 +00:00
{
/* FIXME: The arguments -mips1, -mips2, -mips3, etc. are
1999-05-03 07:29:11 +00:00
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;
}
/* If directory DIR contains an "ldscripts" subdirectory,
add DIR to the library search path and return TRUE,
else return FALSE. */
1999-05-03 07:29:11 +00:00
static bfd_boolean
2003-06-28 05:28:54 +00:00
check_for_scripts_dir (char *dir)
1999-05-03 07:29:11 +00:00
{
size_t dirlen;
char *buf;
struct stat s;
bfd_boolean res;
1999-05-03 07:29:11 +00:00
dirlen = strlen (dir);
/* sizeof counts the terminating NUL. */
2003-06-28 05:28:54 +00:00
buf = xmalloc (dirlen + sizeof ("/ldscripts"));
1999-05-03 07:29:11 +00:00
sprintf (buf, "%s/ldscripts", dir);
res = stat (buf, &s) == 0 && S_ISDIR (s.st_mode);
free (buf);
if (res)
ldfile_add_library_path (dir, FALSE);
1999-05-03 07:29:11 +00:00
return res;
}
/* Set the default directory for finding script files.
Libraries will be searched for here too, but that's ok.
We look for the "ldscripts" directory in:
SCRIPTDIR (passed from Makefile)
(adjusted according to the current location of the binary)
1999-05-03 07:29:11 +00:00
SCRIPTDIR (passed from Makefile)
the dir where this program is (for using it from the build tree)
the dir where this program is/../lib
(for installing the tool suite elsewhere). */
1999-05-03 07:29:11 +00:00
static void
2003-06-28 05:28:54 +00:00
set_scripts_dir (void)
1999-05-03 07:29:11 +00:00
{
char *end, *dir;
size_t dirlen;
2003-03-31 18:13:25 +00:00
bfd_boolean found;
1999-05-03 07:29:11 +00:00
dir = make_relative_prefix (program_name, BINDIR, SCRIPTDIR);
if (dir)
2003-03-31 18:13:25 +00:00
{
found = check_for_scripts_dir (dir);
free (dir);
if (found)
return;
}
dir = make_relative_prefix (program_name, TOOLBINDIR, SCRIPTDIR);
if (dir)
2003-03-31 18:13:25 +00:00
{
found = check_for_scripts_dir (dir);
free (dir);
if (found)
return;
}
1999-05-03 07:29:11 +00:00
if (check_for_scripts_dir (SCRIPTDIR))
/* We've been installed normally. */
return;
1999-05-03 07:29:11 +00:00
/* Look for "ldscripts" in the dir where our binary is. */
end = strrchr (program_name, '/');
#ifdef HAVE_DOS_BASED_FILE_SYSTEM
{
/* We could have \foo\bar, or /foo\bar. */
char *bslash = strrchr (program_name, '\\');
if (end == NULL || (bslash != NULL && bslash > end))
end = bslash;
}
#endif
1999-05-03 07:29:11 +00:00
if (end == NULL)
/* Don't look for ldscripts in the current directory. There is
too much potential for confusion. */
return;
1999-05-03 07:29:11 +00:00
dirlen = end - program_name;
/* Make a copy of program_name in dir.
Leave room for later "/../lib". */
2003-06-28 05:28:54 +00:00
dir = xmalloc (dirlen + 8);
1999-05-03 07:29:11 +00:00
strncpy (dir, program_name, dirlen);
dir[dirlen] = '\0';
if (check_for_scripts_dir (dir))
2003-03-31 18:13:25 +00:00
{
free (dir);
return;
}
1999-05-03 07:29:11 +00:00
/* Look for "ldscripts" in <the dir where our binary is>/../lib. */
strcpy (dir + dirlen, "/../lib");
2003-03-31 18:13:25 +00:00
check_for_scripts_dir (dir);
free (dir);
1999-05-03 07:29:11 +00:00
}
void
2003-06-28 05:28:54 +00:00
add_ysym (const char *name)
1999-05-03 07:29:11 +00:00
{
2003-06-28 05:28:54 +00:00
if (link_info.notice_hash == NULL)
1999-05-03 07:29:11 +00:00
{
2003-06-28 05:28:54 +00:00
link_info.notice_hash = 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 12:20:16 +00:00
if (!bfd_hash_table_init_n (link_info.notice_hash,
bfd_hash_newfunc,
sizeof (struct bfd_hash_entry),
61))
1999-05-03 07:29:11 +00:00
einfo (_("%P%F: bfd_hash_table_init failed: %E\n"));
}
1999-05-03 07:29:11 +00:00
2003-06-28 05:28:54 +00:00
if (bfd_hash_lookup (link_info.notice_hash, name, TRUE, TRUE) == NULL)
1999-05-03 07:29:11 +00:00
einfo (_("%P%F: bfd_hash_lookup failed: %E\n"));
}
/* Record a symbol to be wrapped, from the --wrap option. */
void
2003-06-28 05:28:54 +00:00
add_wrap (const char *name)
1999-05-03 07:29:11 +00:00
{
if (link_info.wrap_hash == NULL)
{
2003-06-28 05:28:54 +00:00
link_info.wrap_hash = 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 12:20:16 +00:00
if (!bfd_hash_table_init_n (link_info.wrap_hash,
bfd_hash_newfunc,
sizeof (struct bfd_hash_entry),
61))
1999-05-03 07:29:11 +00:00
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 07:29:11 +00:00
einfo (_("%P%F: bfd_hash_lookup failed: %E\n"));
}
/* Handle the -retain-symbols-file option. */
void
2003-06-28 05:28:54 +00:00
add_keepsyms_file (const char *filename)
1999-05-03 07:29:11 +00:00
{
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 05:28:54 +00:00
if (file == NULL)
1999-05-03 07:29:11 +00:00
{
bfd_set_error (bfd_error_system_call);
einfo ("%X%P: %s: %E\n", filename);
return;
}
2003-06-28 05:28:54 +00:00
link_info.keep_hash = 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 12:20:16 +00:00
if (!bfd_hash_table_init (link_info.keep_hash, bfd_hash_newfunc,
sizeof (struct bfd_hash_entry)))
1999-05-03 07:29:11 +00:00
einfo (_("%P%F: bfd_hash_table_init failed: %E\n"));
bufsize = 100;
2003-06-28 05:28:54 +00:00
buf = xmalloc (bufsize);
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c = getc (file);
while (c != EOF)
{
while (ISSPACE (c))
1999-05-03 07:29:11 +00:00
c = getc (file);
if (c != EOF)
{
size_t len = 0;
while (! ISSPACE (c) && c != EOF)
1999-05-03 07:29:11 +00:00
{
buf[len] = c;
++len;
if (len >= bufsize)
{
bufsize *= 2;
buf = xrealloc (buf, bufsize);
}
c = getc (file);
}
buf[len] = '\0';
2003-06-28 05:28:54 +00:00
if (bfd_hash_lookup (link_info.keep_hash, buf, TRUE, TRUE) == NULL)
1999-05-03 07:29:11 +00:00
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 18:13:25 +00:00
free (buf);
1999-05-03 07:29:11 +00:00
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 05:28:54 +00:00
bfd *abfd,
const char *name)
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{
lang_input_statement_type *input;
2003-06-28 05:28:54 +00:00
input = xmalloc (sizeof (lang_input_statement_type));
1999-05-03 07:29:11 +00:00
input->filename = abfd->filename;
input->local_sym_name = abfd->filename;
input->the_bfd = abfd;
input->asymbols = NULL;
input->next = NULL;
input->just_syms_flag = FALSE;
input->loaded = FALSE;
input->search_dirs_flag = FALSE;
1999-05-03 07:29:11 +00:00
/* FIXME: The following fields are not set: header.next,
header.type, closed, passive_position, symbol_count,
next_real_file, is_archive, target, real. This bit of code is
from the old decode_library_subfile function. I don't know
whether any of those fields matters. */
ldlang_add_file (input);
2003-06-28 05:28:54 +00:00
if (config.map_file != NULL)
1999-05-03 07:29:11 +00:00
{
static bfd_boolean header_printed;
1999-05-03 07:29:11 +00:00
struct bfd_link_hash_entry *h;
bfd *from;
int len;
h = bfd_link_hash_lookup (info->hash, name, FALSE, FALSE, TRUE);
1999-05-03 07:29:11 +00:00
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"));
1999-05-03 07:29:11 +00:00
minfo ("%s", buf);
header_printed = TRUE;
1999-05-03 07:29:11 +00:00
}
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)
info_msg ("%I\n", input);
return TRUE;
1999-05-03 07:29:11 +00:00
}
/* This is called when BFD has discovered a symbol which is defined
multiple times. */
static bfd_boolean
2003-06-28 05:28:54 +00:00
multiple_definition (struct bfd_link_info *info ATTRIBUTE_UNUSED,
const char *name,
bfd *obfd,
asection *osec,
bfd_vma oval,
bfd *nbfd,
asection *nsec,
bfd_vma nval)
1999-05-03 07:29:11 +00:00
{
/* 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.
FIXME: It would be cleaner to somehow ignore symbols defined in
sections which are being discarded. */
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 07:29:11 +00:00
einfo (_("%X%C: multiple definition of `%T'\n"),
nbfd, nsec, nval, name);
2003-06-28 05:28:54 +00:00
if (obfd != NULL)
1999-05-03 07:29:11 +00:00
einfo (_("%D: first defined here\n"), obfd, osec, oval);
if (command_line.relax)
{
einfo (_("%P: Disabling relaxation: it will not work with multiple definitions\n"));
command_line.relax = 0;
}
return TRUE;
1999-05-03 07:29:11 +00:00
}
/* 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 05:28:54 +00:00
multiple_common (struct bfd_link_info *info ATTRIBUTE_UNUSED,
const char *name,
bfd *obfd,
enum bfd_link_hash_type otype,
bfd_vma osize,
bfd *nbfd,
enum bfd_link_hash_type ntype,
bfd_vma nsize)
1999-05-03 07:29:11 +00:00
{
if (! config.warn_common)
return TRUE;
1999-05-03 07:29:11 +00:00
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 07:29:11 +00:00
}
/* 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 05:28:54 +00:00
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 07:29:11 +00:00
{
if (config.warn_constructors)
einfo (_("%P: warning: global constructor %s used\n"),
h->root.string);
if (! config.build_constructors)
return TRUE;
1999-05-03 07:29:11 +00:00
2003-06-28 05:28:54 +00:00
ldctor_add_set_entry (h, reloc, NULL, section, value);
1999-05-03 07:29:11 +00:00
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 07:29:11 +00:00
}
/* 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 05:28:54 +00:00
constructor_callback (struct bfd_link_info *info,
bfd_boolean constructor,
const char *name,
bfd *abfd,
asection *section,
bfd_vma value)
1999-05-03 07:29:11 +00:00
{
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 07:29:11 +00:00
/* Ensure that BFD_RELOC_CTOR exists now, so that we can give a
useful error message. */
if (bfd_reloc_type_lookup (output_bfd, BFD_RELOC_CTOR) == NULL
&& (info->relocatable
1999-05-03 07:29:11 +00:00
|| 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);
1999-05-03 07:29:11 +00:00
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;
1999-05-03 07:29:11 +00:00
}
/* A structure used by warning_callback to pass information through
bfd_map_over_sections. */
struct warning_callback_info
{
bfd_boolean found;
1999-05-03 07:29:11 +00:00
const char *warning;
const char *symbol;
asymbol **asymbols;
};
/* This is called when there is a reference to a warning symbol. */
static bfd_boolean
2003-06-28 05:28:54 +00:00
warning_callback (struct bfd_link_info *info ATTRIBUTE_UNUSED,
const char *warning,
const char *symbol,
bfd *abfd,
asection *section,
bfd_vma address)
1999-05-03 07:29:11 +00:00
{
/* 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;
1999-05-03 07:29:11 +00:00
if (section != NULL)
einfo ("%C: %s%s\n", abfd, section, address, _("warning: "), warning);
1999-05-03 07:29:11 +00:00
else if (abfd == NULL)
einfo ("%P: %s%s\n", _("warning: "), warning);
1999-05-03 07:29:11 +00:00
else if (symbol == NULL)
einfo ("%B: %s%s\n", abfd, _("warning: "), warning);
1999-05-03 07:29:11 +00:00
else
{
lang_input_statement_type *entry;
asymbol **asymbols;
struct warning_callback_info info;
/* Look through the relocs to see if we can find a plausible
address. */
entry = (lang_input_statement_type *) abfd->usrdata;
if (entry != NULL && entry->asymbols != NULL)
asymbols = entry->asymbols;
else
{
long symsize;
long symbol_count;
symsize = bfd_get_symtab_upper_bound (abfd);
if (symsize < 0)
einfo (_("%B%F: could not read symbols: %E\n"), abfd);
2003-06-28 05:28:54 +00:00
asymbols = xmalloc (symsize);
1999-05-03 07:29:11 +00:00
symbol_count = bfd_canonicalize_symtab (abfd, asymbols);
if (symbol_count < 0)
einfo (_("%B%F: could not read symbols: %E\n"), abfd);
if (entry != NULL)
{
entry->asymbols = asymbols;
entry->symbol_count = symbol_count;
}
}
info.found = FALSE;
1999-05-03 07:29:11 +00:00
info.warning = warning;
info.symbol = symbol;
info.asymbols = asymbols;
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bfd_map_over_sections (abfd, warning_find_reloc, &info);
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if (! info.found)
einfo ("%B: %s%s\n", abfd, _("warning: "), warning);
1999-05-03 07:29:11 +00:00
if (entry == NULL)
free (asymbols);
}
return TRUE;
1999-05-03 07:29:11 +00:00
}
/* 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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{
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struct warning_callback_info *info = iarg;
1999-05-03 07:29:11 +00:00
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;
2003-06-28 05:28:54 +00:00
relpp = xmalloc (relsize);
1999-05-03 07:29:11 +00:00
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)
{
2003-06-28 05:28:54 +00:00
hash = 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 12:20:16 +00:00
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;
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if (bfd_hash_lookup (hash, name, TRUE, TRUE) == NULL)
1999-05-03 07:29:11 +00:00
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. */
2003-06-28 05:28:54 +00:00
if (error_name != NULL
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&& strcmp (name, error_name) == 0)
++error_count;
else
{
error_count = 0;
2003-06-28 05:28:54 +00:00
if (error_name != NULL)
1999-05-03 07:29:11 +00:00
free (error_name);
error_name = xstrdup (name);
1999-05-03 07:29:11 +00:00
}
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);
}
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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 07:29:11 +00:00
}
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);
}
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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;
1999-05-03 07:29:11 +00:00
}
/* 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;
1999-05-03 07:29:11 +00:00
/* 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 15:28:33 +00:00
struct bfd_link_hash_entry *entry,
2003-06-28 05:28:54 +00:00
const char *name,
const char *reloc_name,
bfd_vma addend,
bfd *abfd,
asection *section,
bfd_vma address)
1999-05-03 07:29:11 +00:00
{
if (overflow_cutoff_limit == -1)
return TRUE;
einfo ("%X%C:", 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 15:28:33 +00:00
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
? 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 15:28:33 +00:00
break;
default:
abort ();
break;
}
}
else
einfo (_(" relocation truncated to fit: %s against `%T'"),
reloc_name, name);
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if (addend != 0)
einfo ("+%v", addend);
einfo ("\n");
return TRUE;
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}
/* 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)
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{
einfo (_("%X%C: dangerous relocation: %s\n"),
abfd, section, address, message);
return TRUE;
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}
/* 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)
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{
einfo (_("%X%C: reloc refers to symbol `%T' which is not being output\n"),
abfd, section, address, name);
return TRUE;
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}
/* 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
using the -y option. */
static bfd_boolean
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notice (struct bfd_link_info *info,
const char *name,
bfd *abfd,
asection *section,
bfd_vma value)
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{
if (name == NULL)
{
if (command_line.cref || nocrossref_list != NULL)
return handle_asneeded_cref (abfd, value);
return TRUE;
}
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if (! info->notice_all
|| (info->notice_hash != NULL
&& bfd_hash_lookup (info->notice_hash, name, FALSE, FALSE) != NULL))
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{
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;
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}