diff options
Diffstat (limited to 'binutils/objdump.c')
| -rw-r--r-- | binutils/objdump.c | 2967 |
1 files changed, 0 insertions, 2967 deletions
diff --git a/binutils/objdump.c b/binutils/objdump.c deleted file mode 100644 index 44c92e779cb..00000000000 --- a/binutils/objdump.c +++ /dev/null @@ -1,2967 +0,0 @@ -/* objdump.c -- dump information about an object file. - Copyright 1990, 91, 92, 93, 94, 95, 96, 97, 98, 1999 - Free Software Foundation, Inc. - -This file is part of GNU Binutils. - -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -This program is distributed in the hope that it will be useful, -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. - -You should have received a copy of the GNU General Public License -along with this program; if not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include "bfd.h" -#include "getopt.h" -#include "progress.h" -#include "bucomm.h" -#include <ctype.h> -#include "dis-asm.h" -#include "libiberty.h" -#include "demangle.h" -#include "debug.h" -#include "budbg.h" - -#ifdef ANSI_PROTOTYPES -#include <stdarg.h> -#else -#include <varargs.h> -#endif - -/* Internal headers for the ELF .stab-dump code - sorry. */ -#define BYTES_IN_WORD 32 -#include "aout/aout64.h" - -#ifdef NEED_DECLARATION_FPRINTF -/* This is needed by INIT_DISASSEMBLE_INFO. */ -extern int fprintf PARAMS ((FILE *, const char *, ...)); -#endif - -/* Exit status. */ -static int exit_status = 0; - -static char *default_target = NULL; /* default at runtime */ - -static int show_version = 0; /* show the version number */ -static int dump_section_contents; /* -s */ -static int dump_section_headers; /* -h */ -static boolean dump_file_header; /* -f */ -static int dump_symtab; /* -t */ -static int dump_dynamic_symtab; /* -T */ -static int dump_reloc_info; /* -r */ -static int dump_dynamic_reloc_info; /* -R */ -static int dump_ar_hdrs; /* -a */ -static int dump_private_headers; /* -p */ -static int prefix_addresses; /* --prefix-addresses */ -static int with_line_numbers; /* -l */ -static boolean with_source_code; /* -S */ -static int show_raw_insn; /* --show-raw-insn */ -static int dump_stab_section_info; /* --stabs */ -static int do_demangle; /* -C, --demangle */ -static boolean disassemble; /* -d */ -static boolean disassemble_all; /* -D */ -static int disassemble_zeroes; /* --disassemble-zeroes */ -static boolean formats_info; /* -i */ -static char *only; /* -j secname */ -static int wide_output; /* -w */ -static bfd_vma start_address = (bfd_vma) -1; /* --start-address */ -static bfd_vma stop_address = (bfd_vma) -1; /* --stop-address */ -static int dump_debugging; /* --debugging */ -static bfd_vma adjust_section_vma = 0; /* --adjust-vma */ - -/* Extra info to pass to the disassembler address printing function. */ -struct objdump_disasm_info { - bfd *abfd; - asection *sec; - boolean require_sec; -}; - -/* Architecture to disassemble for, or default if NULL. */ -static char *machine = (char *) NULL; - -/* Target specific options to the disassembler. */ -static char *disassembler_options = (char *) NULL; - -/* Endianness to disassemble for, or default if BFD_ENDIAN_UNKNOWN. */ -static enum bfd_endian endian = BFD_ENDIAN_UNKNOWN; - -/* The symbol table. */ -static asymbol **syms; - -/* Number of symbols in `syms'. */ -static long symcount = 0; - -/* The sorted symbol table. */ -static asymbol **sorted_syms; - -/* Number of symbols in `sorted_syms'. */ -static long sorted_symcount = 0; - -/* The dynamic symbol table. */ -static asymbol **dynsyms; - -/* Number of symbols in `dynsyms'. */ -static long dynsymcount = 0; - -/* Static declarations. */ - -static void -usage PARAMS ((FILE *, int)); - -static void -nonfatal PARAMS ((const char *)); - -static void -display_file PARAMS ((char *filename, char *target)); - -static void -dump_section_header PARAMS ((bfd *, asection *, PTR)); - -static void -dump_headers PARAMS ((bfd *)); - -static void -dump_data PARAMS ((bfd *abfd)); - -static void -dump_relocs PARAMS ((bfd *abfd)); - -static void -dump_dynamic_relocs PARAMS ((bfd * abfd)); - -static void -dump_reloc_set PARAMS ((bfd *, asection *, arelent **, long)); - -static void -dump_symbols PARAMS ((bfd *abfd, boolean dynamic)); - -static void -dump_bfd_header PARAMS ((bfd *)); - -static void -dump_bfd_private_header PARAMS ((bfd *)); - -static void -display_bfd PARAMS ((bfd *abfd)); - -static void -display_target_list PARAMS ((void)); - -static void -display_info_table PARAMS ((int, int)); - -static void -display_target_tables PARAMS ((void)); - -static void -display_info PARAMS ((void)); - -static void -objdump_print_value PARAMS ((bfd_vma, struct disassemble_info *, boolean)); - -static void -objdump_print_symname PARAMS ((bfd *, struct disassemble_info *, asymbol *)); - -static asymbol * -find_symbol_for_address PARAMS ((bfd *, asection *, bfd_vma, boolean, long *)); - -static void -objdump_print_addr_with_sym PARAMS ((bfd *, asection *, asymbol *, bfd_vma, - struct disassemble_info *, boolean)); - -static void -objdump_print_addr PARAMS ((bfd_vma, struct disassemble_info *, boolean)); - -static void -objdump_print_address PARAMS ((bfd_vma, struct disassemble_info *)); - -static void -show_line PARAMS ((bfd *, asection *, bfd_vma)); - -static void -disassemble_bytes PARAMS ((struct disassemble_info *, disassembler_ftype, - boolean, bfd_byte *, bfd_vma, bfd_vma, - arelent ***, arelent **)); - -static void -disassemble_data PARAMS ((bfd *)); - -static const char * -endian_string PARAMS ((enum bfd_endian)); - -static asymbol ** -slurp_symtab PARAMS ((bfd *)); - -static asymbol ** -slurp_dynamic_symtab PARAMS ((bfd *)); - -static long -remove_useless_symbols PARAMS ((asymbol **, long)); - -static int -compare_symbols PARAMS ((const PTR, const PTR)); - -static int -compare_relocs PARAMS ((const PTR, const PTR)); - -static void -dump_stabs PARAMS ((bfd *)); - -static boolean -read_section_stabs PARAMS ((bfd *, const char *, const char *)); - -static void -print_section_stabs PARAMS ((bfd *, const char *, const char *)); - -static void -usage (stream, status) - FILE *stream; - int status; -{ - fprintf (stream, _("Usage: %s <switches> file(s)\n"), program_name); - fprintf (stream, _(" At least one of the following switches must be given:\n")); - fprintf (stream, _("\ - -a --archive-headers Display archive header information\n\ - -f --file-headers Display the contents of the overall file header\n\ - -p --private-headers Display object format specific file header contents\n\ - -h --[section-]headers Display the contents of the section headers\n\ - -x --all-headers Display the contents of all headers\n\ - -d --disassemble Display assembler contents of executable sections\n\ - -D --disassemble-all Display assembler contents of all sections\n\ - -S --source Intermix source code with disassembly\n\ - -s --full-contents Display the full contents of all sections requested\n\ - -g --debugging Display debug information in object file\n\ - -G --stabs Display the STABS contents of an ELF format file\n\ - -t --syms Display the contents of the symbol table(s)\n\ - -T --dynamic-syms Display the contents of the dynamic symbol table\n\ - -r --reloc Display the relocation entries in the file\n\ - -R --dynamic-reloc Display the dynamic relocation entries in the file\n\ - -V --version Display this program's version number\n\ - -i --info List object formats and architectures supported\n\ - -H --help Display this information\n\ -")); - if (status != 2) - { - fprintf (stream, _("\n The following switches are optional:\n")); - fprintf (stream, _("\ - -b --target <bfdname> Specify the target object format as <bfdname>\n\ - -m --architecture <machine> Specify the target architecture as <machine>\n\ - -j --section <name> Only display information for section <name>\n\ - -M --disassembler-options <o> Pass text <o> on to the disassembler\n\ - -EB --endian=big Assume big endian format when disassembling\n\ - -EL --endian=little Assume little endian format when disassembling\n\ - -l --line-numbers Include line numbers and filenames in output\n\ - -C --demangle Decode mangled/processed symbol names\n\ - -w --wide Format output for more than 80 columns\n\ - -z --disassemble-zeroes Do not skip blocks of zeroes when disassembling\n\ - --start-address <addr> Only process data whoes address is >= <addr>\n\ - --stop-address <addr> Only process data whoes address is <= <addr>\n\ - --prefix-addresses Print complete address alongside disassembly\n\ - --[no-]show-raw-insn Display hex alongside symbolic disassembly\n\ - --adjust-vma <offset> Add <offset> to all displayed section addresses\n\ -\n")); - list_supported_targets (program_name, stream); - } - if (status == 0) - fprintf (stream, _("Report bugs to bug-gnu-utils@gnu.org\n")); - exit (status); -} - -/* 150 isn't special; it's just an arbitrary non-ASCII char value. */ - -#define OPTION_ENDIAN (150) -#define OPTION_START_ADDRESS (OPTION_ENDIAN + 1) -#define OPTION_STOP_ADDRESS (OPTION_START_ADDRESS + 1) -#define OPTION_ADJUST_VMA (OPTION_STOP_ADDRESS + 1) - -static struct option long_options[]= -{ - {"adjust-vma", required_argument, NULL, OPTION_ADJUST_VMA}, - {"all-headers", no_argument, NULL, 'x'}, - {"private-headers", no_argument, NULL, 'p'}, - {"architecture", required_argument, NULL, 'm'}, - {"archive-headers", no_argument, NULL, 'a'}, - {"debugging", no_argument, NULL, 'g'}, - {"demangle", no_argument, NULL, 'C'}, - {"disassemble", no_argument, NULL, 'd'}, - {"disassemble-all", no_argument, NULL, 'D'}, - {"disassembler-options", required_argument, NULL, 'M'}, - {"disassemble-zeroes", no_argument, NULL, 'z'}, - {"dynamic-reloc", no_argument, NULL, 'R'}, - {"dynamic-syms", no_argument, NULL, 'T'}, - {"endian", required_argument, NULL, OPTION_ENDIAN}, - {"file-headers", no_argument, NULL, 'f'}, - {"full-contents", no_argument, NULL, 's'}, - {"headers", no_argument, NULL, 'h'}, - {"help", no_argument, NULL, 'H'}, - {"info", no_argument, NULL, 'i'}, - {"line-numbers", no_argument, NULL, 'l'}, - {"no-show-raw-insn", no_argument, &show_raw_insn, -1}, - {"prefix-addresses", no_argument, &prefix_addresses, 1}, - {"reloc", no_argument, NULL, 'r'}, - {"section", required_argument, NULL, 'j'}, - {"section-headers", no_argument, NULL, 'h'}, - {"show-raw-insn", no_argument, &show_raw_insn, 1}, - {"source", no_argument, NULL, 'S'}, - {"stabs", no_argument, NULL, 'G'}, - {"start-address", required_argument, NULL, OPTION_START_ADDRESS}, - {"stop-address", required_argument, NULL, OPTION_STOP_ADDRESS}, - {"syms", no_argument, NULL, 't'}, - {"target", required_argument, NULL, 'b'}, - {"version", no_argument, NULL, 'V'}, - {"wide", no_argument, NULL, 'w'}, - {0, no_argument, 0, 0} -}; - -static void -nonfatal (msg) - const char *msg; -{ - bfd_nonfatal (msg); - exit_status = 1; -} - -static void -dump_section_header (abfd, section, ignored) - bfd *abfd ATTRIBUTE_UNUSED; - asection *section; - PTR ignored ATTRIBUTE_UNUSED; -{ - char *comma = ""; - - printf ("%3d %-13s %08lx ", section->index, - bfd_get_section_name (abfd, section), - (unsigned long) bfd_section_size (abfd, section)); - printf_vma (bfd_get_section_vma (abfd, section)); - printf (" "); - printf_vma (section->lma); - printf (" %08lx 2**%u", section->filepos, - bfd_get_section_alignment (abfd, section)); - if (! wide_output) - printf ("\n "); - printf (" "); - -#define PF(x, y) \ - if (section->flags & x) { printf ("%s%s", comma, y); comma = ", "; } - - PF (SEC_HAS_CONTENTS, "CONTENTS"); - PF (SEC_ALLOC, "ALLOC"); - PF (SEC_CONSTRUCTOR, "CONSTRUCTOR"); - PF (SEC_CONSTRUCTOR_TEXT, "CONSTRUCTOR TEXT"); - PF (SEC_CONSTRUCTOR_DATA, "CONSTRUCTOR DATA"); - PF (SEC_CONSTRUCTOR_BSS, "CONSTRUCTOR BSS"); - PF (SEC_LOAD, "LOAD"); - PF (SEC_RELOC, "RELOC"); -#ifdef SEC_BALIGN - PF (SEC_BALIGN, "BALIGN"); -#endif - PF (SEC_READONLY, "READONLY"); - PF (SEC_CODE, "CODE"); - PF (SEC_DATA, "DATA"); - PF (SEC_ROM, "ROM"); - PF (SEC_DEBUGGING, "DEBUGGING"); - PF (SEC_NEVER_LOAD, "NEVER_LOAD"); - PF (SEC_EXCLUDE, "EXCLUDE"); - PF (SEC_SORT_ENTRIES, "SORT_ENTRIES"); - PF (SEC_SMALL_DATA, "SMALL_DATA"); - PF (SEC_SHARED, "SHARED"); - - if ((section->flags & SEC_LINK_ONCE) != 0) - { - const char *ls; - - switch (section->flags & SEC_LINK_DUPLICATES) - { - default: - abort (); - case SEC_LINK_DUPLICATES_DISCARD: - ls = "LINK_ONCE_DISCARD"; - break; - case SEC_LINK_DUPLICATES_ONE_ONLY: - ls = "LINK_ONCE_ONE_ONLY"; - break; - case SEC_LINK_DUPLICATES_SAME_SIZE: - ls = "LINK_ONCE_SAME_SIZE"; - break; - case SEC_LINK_DUPLICATES_SAME_CONTENTS: - ls = "LINK_ONCE_SAME_CONTENTS"; - break; - } - printf ("%s%s", comma, ls); - - if (section->comdat != NULL) - printf (" (COMDAT %s %ld)", section->comdat->name, - section->comdat->symbol); - - comma = ", "; - } - - printf ("\n"); -#undef PF -} - -static void -dump_headers (abfd) - bfd *abfd; -{ - printf (_("Sections:\n")); - -#ifndef BFD64 - printf (_("Idx Name Size VMA LMA File off Algn")); -#else - printf (_("Idx Name Size VMA LMA File off Algn")); -#endif - - if (wide_output) - printf (_(" Flags")); - printf ("\n"); - - bfd_map_over_sections (abfd, dump_section_header, (PTR) NULL); -} - -static asymbol ** -slurp_symtab (abfd) - bfd *abfd; -{ - asymbol **sy = (asymbol **) NULL; - long storage; - - if (!(bfd_get_file_flags (abfd) & HAS_SYMS)) - { - fprintf (stderr, _("%s: no symbols\n"), bfd_get_filename (abfd)); - symcount = 0; - return NULL; - } - - storage = bfd_get_symtab_upper_bound (abfd); - if (storage < 0) - bfd_fatal (bfd_get_filename (abfd)); - - if (storage) - { - sy = (asymbol **) xmalloc (storage); - } - symcount = bfd_canonicalize_symtab (abfd, sy); - if (symcount < 0) - bfd_fatal (bfd_get_filename (abfd)); - if (symcount == 0) - fprintf (stderr, _("%s: no symbols\n"), bfd_get_filename (abfd)); - return sy; -} - -/* Read in the dynamic symbols. */ - -static asymbol ** -slurp_dynamic_symtab (abfd) - bfd *abfd; -{ - asymbol **sy = (asymbol **) NULL; - long storage; - - storage = bfd_get_dynamic_symtab_upper_bound (abfd); - if (storage < 0) - { - if (!(bfd_get_file_flags (abfd) & DYNAMIC)) - { - fprintf (stderr, _("%s: %s: not a dynamic object\n"), - program_name, bfd_get_filename (abfd)); - dynsymcount = 0; - return NULL; - } - - bfd_fatal (bfd_get_filename (abfd)); - } - - if (storage) - { - sy = (asymbol **) xmalloc (storage); - } - dynsymcount = bfd_canonicalize_dynamic_symtab (abfd, sy); - if (dynsymcount < 0) - bfd_fatal (bfd_get_filename (abfd)); - if (dynsymcount == 0) - fprintf (stderr, _("%s: %s: No dynamic symbols\n"), - program_name, bfd_get_filename (abfd)); - return sy; -} - -/* Filter out (in place) symbols that are useless for disassembly. - COUNT is the number of elements in SYMBOLS. - Return the number of useful symbols. */ - -static long -remove_useless_symbols (symbols, count) - asymbol **symbols; - long count; -{ - register asymbol **in_ptr = symbols, **out_ptr = symbols; - - while (--count >= 0) - { - asymbol *sym = *in_ptr++; - - if (sym->name == NULL || sym->name[0] == '\0') - continue; - if (sym->flags & (BSF_DEBUGGING)) - continue; - if (bfd_is_und_section (sym->section) - || bfd_is_com_section (sym->section)) - continue; - - *out_ptr++ = sym; - } - return out_ptr - symbols; -} - -/* Sort symbols into value order. */ - -static int -compare_symbols (ap, bp) - const PTR ap; - const PTR bp; -{ - const asymbol *a = *(const asymbol **)ap; - const asymbol *b = *(const asymbol **)bp; - const char *an, *bn; - size_t anl, bnl; - boolean af, bf; - flagword aflags, bflags; - - if (bfd_asymbol_value (a) > bfd_asymbol_value (b)) - return 1; - else if (bfd_asymbol_value (a) < bfd_asymbol_value (b)) - return -1; - - if (a->section > b->section) - return 1; - else if (a->section < b->section) - return -1; - - an = bfd_asymbol_name (a); - bn = bfd_asymbol_name (b); - anl = strlen (an); - bnl = strlen (bn); - - /* The symbols gnu_compiled and gcc2_compiled convey no real - information, so put them after other symbols with the same value. */ - - af = (strstr (an, "gnu_compiled") != NULL - || strstr (an, "gcc2_compiled") != NULL); - bf = (strstr (bn, "gnu_compiled") != NULL - || strstr (bn, "gcc2_compiled") != NULL); - - if (af && ! bf) - return 1; - if (! af && bf) - return -1; - - /* We use a heuristic for the file name, to try to sort it after - more useful symbols. It may not work on non Unix systems, but it - doesn't really matter; the only difference is precisely which - symbol names get printed. */ - -#define file_symbol(s, sn, snl) \ - (((s)->flags & BSF_FILE) != 0 \ - || ((sn)[(snl) - 2] == '.' \ - && ((sn)[(snl) - 1] == 'o' \ - || (sn)[(snl) - 1] == 'a'))) - - af = file_symbol (a, an, anl); - bf = file_symbol (b, bn, bnl); - - if (af && ! bf) - return 1; - if (! af && bf) - return -1; - - /* Try to sort global symbols before local symbols before function - symbols before debugging symbols. */ - - aflags = a->flags; - bflags = b->flags; - - if ((aflags & BSF_DEBUGGING) != (bflags & BSF_DEBUGGING)) - { - if ((aflags & BSF_DEBUGGING) != 0) - return 1; - else - return -1; - } - if ((aflags & BSF_FUNCTION) != (bflags & BSF_FUNCTION)) - { - if ((aflags & BSF_FUNCTION) != 0) - return -1; - else - return 1; - } - if ((aflags & BSF_LOCAL) != (bflags & BSF_LOCAL)) - { - if ((aflags & BSF_LOCAL) != 0) - return 1; - else - return -1; - } - if ((aflags & BSF_GLOBAL) != (bflags & BSF_GLOBAL)) - { - if ((aflags & BSF_GLOBAL) != 0) - return -1; - else - return 1; - } - - /* Symbols that start with '.' might be section names, so sort them - after symbols that don't start with '.'. */ - if (an[0] == '.' && bn[0] != '.') - return 1; - if (an[0] != '.' && bn[0] == '.') - return -1; - - /* Finally, if we can't distinguish them in any other way, try to - get consistent results by sorting the symbols by name. */ - return strcmp (an, bn); -} - -/* Sort relocs into address order. */ - -static int -compare_relocs (ap, bp) - const PTR ap; - const PTR bp; -{ - const arelent *a = *(const arelent **)ap; - const arelent *b = *(const arelent **)bp; - - if (a->address > b->address) - return 1; - else if (a->address < b->address) - return -1; - - /* So that associated relocations tied to the same address show up - in the correct order, we don't do any further sorting. */ - if (a > b) - return 1; - else if (a < b) - return -1; - else - return 0; -} - -/* Print VMA to STREAM. If SKIP_ZEROES is true, omit leading zeroes. */ - -static void -objdump_print_value (vma, info, skip_zeroes) - bfd_vma vma; - struct disassemble_info *info; - boolean skip_zeroes; -{ - char buf[30]; - char *p; - - sprintf_vma (buf, vma); - if (! skip_zeroes) - p = buf; - else - { - for (p = buf; *p == '0'; ++p) - ; - if (*p == '\0') - --p; - } - (*info->fprintf_func) (info->stream, "%s", p); -} - -/* Print the name of a symbol. */ - -static void -objdump_print_symname (abfd, info, sym) - bfd *abfd; - struct disassemble_info *info; - asymbol *sym; -{ - char *alloc; - const char *name; - const char *print; - - alloc = NULL; - name = bfd_asymbol_name (sym); - if (! do_demangle || name[0] == '\0') - print = name; - else - { - /* Demangle the name. */ - if (bfd_get_symbol_leading_char (abfd) == name[0]) - ++name; - - alloc = cplus_demangle (name, DMGL_ANSI | DMGL_PARAMS); - if (alloc == NULL) - print = name; - else - print = alloc; - } - - if (info != NULL) - (*info->fprintf_func) (info->stream, "%s", print); - else - printf ("%s", print); - - if (alloc != NULL) - free (alloc); -} - -/* Locate a symbol given a bfd, a section, and a VMA. If REQUIRE_SEC - is true, then always require the symbol to be in the section. This - returns NULL if there is no suitable symbol. If PLACE is not NULL, - then *PLACE is set to the index of the symbol in sorted_syms. */ - -static asymbol * -find_symbol_for_address (abfd, sec, vma, require_sec, place) - bfd *abfd; - asection *sec; - bfd_vma vma; - boolean require_sec; - long *place; -{ - /* @@ Would it speed things up to cache the last two symbols returned, - and maybe their address ranges? For many processors, only one memory - operand can be present at a time, so the 2-entry cache wouldn't be - constantly churned by code doing heavy memory accesses. */ - - /* Indices in `sorted_syms'. */ - long min = 0; - long max = sorted_symcount; - long thisplace; - - if (sorted_symcount < 1) - return NULL; - - /* Perform a binary search looking for the closest symbol to the - required value. We are searching the range (min, max]. */ - while (min + 1 < max) - { - asymbol *sym; - - thisplace = (max + min) / 2; - sym = sorted_syms[thisplace]; - - if (bfd_asymbol_value (sym) > vma) - max = thisplace; - else if (bfd_asymbol_value (sym) < vma) - min = thisplace; - else - { - min = thisplace; - break; - } - } - - /* The symbol we want is now in min, the low end of the range we - were searching. If there are several symbols with the same - value, we want the first one. */ - thisplace = min; - while (thisplace > 0 - && (bfd_asymbol_value (sorted_syms[thisplace]) - == bfd_asymbol_value (sorted_syms[thisplace - 1]))) - --thisplace; - - /* If the file is relocateable, and the symbol could be from this - section, prefer a symbol from this section over symbols from - others, even if the other symbol's value might be closer. - - Note that this may be wrong for some symbol references if the - sections have overlapping memory ranges, but in that case there's - no way to tell what's desired without looking at the relocation - table. */ - - if (sorted_syms[thisplace]->section != sec - && (require_sec - || ((abfd->flags & HAS_RELOC) != 0 - && vma >= bfd_get_section_vma (abfd, sec) - && vma < (bfd_get_section_vma (abfd, sec) - + bfd_section_size (abfd, sec))))) - { - long i; - - for (i = thisplace + 1; i < sorted_symcount; i++) - { - if (bfd_asymbol_value (sorted_syms[i]) - != bfd_asymbol_value (sorted_syms[thisplace])) - break; - } - --i; - for (; i >= 0; i--) - { - if (sorted_syms[i]->section == sec - && (i == 0 - || sorted_syms[i - 1]->section != sec - || (bfd_asymbol_value (sorted_syms[i]) - != bfd_asymbol_value (sorted_syms[i - 1])))) - { - thisplace = i; - break; - } - } - - if (sorted_syms[thisplace]->section != sec) - { - /* We didn't find a good symbol with a smaller value. - Look for one with a larger value. */ - for (i = thisplace + 1; i < sorted_symcount; i++) - { - if (sorted_syms[i]->section == sec) - { - thisplace = i; - break; - } - } - } - - if (sorted_syms[thisplace]->section != sec - && (require_sec - || ((abfd->flags & HAS_RELOC) != 0 - && vma >= bfd_get_section_vma (abfd, sec) - && vma < (bfd_get_section_vma (abfd, sec) - + bfd_section_size (abfd, sec))))) - { - /* There is no suitable symbol. */ - return NULL; - } - } - - if (place != NULL) - *place = thisplace; - - return sorted_syms[thisplace]; -} - -/* Print an address to INFO symbolically. */ - -static void -objdump_print_addr_with_sym (abfd, sec, sym, vma, info, skip_zeroes) - bfd *abfd; - asection *sec; - asymbol *sym; - bfd_vma vma; - struct disassemble_info *info; - boolean skip_zeroes; -{ - objdump_print_value (vma, info, skip_zeroes); - - if (sym == NULL) - { - bfd_vma secaddr; - - (*info->fprintf_func) (info->stream, " <%s", - bfd_get_section_name (abfd, sec)); - secaddr = bfd_get_section_vma (abfd, sec); - if (vma < secaddr) - { - (*info->fprintf_func) (info->stream, "-0x"); - objdump_print_value (secaddr - vma, info, true); - } - else if (vma > secaddr) - { - (*info->fprintf_func) (info->stream, "+0x"); - objdump_print_value (vma - secaddr, info, true); - } - (*info->fprintf_func) (info->stream, ">"); - } - else - { - (*info->fprintf_func) (info->stream, " <"); - objdump_print_symname (abfd, info, sym); - if (bfd_asymbol_value (sym) > vma) - { - (*info->fprintf_func) (info->stream, "-0x"); - objdump_print_value (bfd_asymbol_value (sym) - vma, info, true); - } - else if (vma > bfd_asymbol_value (sym)) - { - (*info->fprintf_func) (info->stream, "+0x"); - objdump_print_value (vma - bfd_asymbol_value (sym), info, true); - } - (*info->fprintf_func) (info->stream, ">"); - } -} - -/* Print VMA to INFO, symbolically if possible. If SKIP_ZEROES is - true, don't output leading zeroes. */ - -static void -objdump_print_addr (vma, info, skip_zeroes) - bfd_vma vma; - struct disassemble_info *info; - boolean skip_zeroes; -{ - struct objdump_disasm_info *aux; - asymbol *sym; - - if (sorted_symcount < 1) - { - (*info->fprintf_func) (info->stream, "0x"); - objdump_print_value (vma, info, skip_zeroes); - return; - } - - aux = (struct objdump_disasm_info *) info->application_data; - sym = find_symbol_for_address (aux->abfd, aux->sec, vma, aux->require_sec, - (long *) NULL); - objdump_print_addr_with_sym (aux->abfd, aux->sec, sym, vma, info, - skip_zeroes); -} - -/* Print VMA to INFO. This function is passed to the disassembler - routine. */ - -static void -objdump_print_address (vma, info) - bfd_vma vma; - struct disassemble_info *info; -{ - objdump_print_addr (vma, info, ! prefix_addresses); -} - -/* Determine of the given address has a symbol associated with it. */ - -static int -objdump_symbol_at_address (vma, info) - bfd_vma vma; - struct disassemble_info * info; -{ - struct objdump_disasm_info * aux; - asymbol * sym; - - /* No symbols - do not bother checking. */ - if (sorted_symcount < 1) - return 0; - - aux = (struct objdump_disasm_info *) info->application_data; - sym = find_symbol_for_address (aux->abfd, aux->sec, vma, aux->require_sec, - (long *) NULL); - - return (sym != NULL && (bfd_asymbol_value (sym) == vma)); -} - -/* Hold the last function name and the last line number we displayed - in a disassembly. */ - -static char *prev_functionname; -static unsigned int prev_line; - -/* We keep a list of all files that we have seen when doing a - dissassembly with source, so that we know how much of the file to - display. This can be important for inlined functions. */ - -struct print_file_list -{ - struct print_file_list *next; - char *filename; - unsigned int line; - FILE *f; -}; - -static struct print_file_list *print_files; - -/* The number of preceding context lines to show when we start - displaying a file for the first time. */ - -#define SHOW_PRECEDING_CONTEXT_LINES (5) - -/* Skip ahead to a given line in a file, optionally printing each - line. */ - -static void -skip_to_line PARAMS ((struct print_file_list *, unsigned int, boolean)); - -static void -skip_to_line (p, line, show) - struct print_file_list *p; - unsigned int line; - boolean show; -{ - while (p->line < line) - { - char buf[100]; - - if (fgets (buf, sizeof buf, p->f) == NULL) - { - fclose (p->f); - p->f = NULL; - break; - } - - if (show) - printf ("%s", buf); - - if (strchr (buf, '\n') != NULL) - ++p->line; - } -} - -/* Show the line number, or the source line, in a dissassembly - listing. */ - -static void -show_line (abfd, section, off) - bfd *abfd; - asection *section; - bfd_vma off; -{ - CONST char *filename; - CONST char *functionname; - unsigned int line; - - if (! with_line_numbers && ! with_source_code) - return; - - if (! bfd_find_nearest_line (abfd, section, syms, off, &filename, - &functionname, &line)) - return; - - if (filename != NULL && *filename == '\0') - filename = NULL; - if (functionname != NULL && *functionname == '\0') - functionname = NULL; - - if (with_line_numbers) - { - if (functionname != NULL - && (prev_functionname == NULL - || strcmp (functionname, prev_functionname) != 0)) - printf ("%s():\n", functionname); - if (line > 0 && line != prev_line) - printf ("%s:%u\n", filename == NULL ? "???" : filename, line); - } - - if (with_source_code - && filename != NULL - && line > 0) - { - struct print_file_list **pp, *p; - - for (pp = &print_files; *pp != NULL; pp = &(*pp)->next) - if (strcmp ((*pp)->filename, filename) == 0) - break; - p = *pp; - - if (p != NULL) - { - if (p != print_files) - { - int l; - - /* We have reencountered a file name which we saw - earlier. This implies that either we are dumping out - code from an included file, or the same file was - linked in more than once. There are two common cases - of an included file: inline functions in a header - file, and a bison or flex skeleton file. In the - former case we want to just start printing (but we - back up a few lines to give context); in the latter - case we want to continue from where we left off. I - can't think of a good way to distinguish the cases, - so I used a heuristic based on the file name. */ - if (strcmp (p->filename + strlen (p->filename) - 2, ".h") != 0) - l = p->line; - else - { - l = line - SHOW_PRECEDING_CONTEXT_LINES; - if (l <= 0) - l = 1; - } - - if (p->f == NULL) - { - p->f = fopen (p->filename, "r"); - p->line = 0; - } - if (p->f != NULL) - skip_to_line (p, l, false); - - if (print_files->f != NULL) - { - fclose (print_files->f); - print_files->f = NULL; - } - } - - if (p->f != NULL) - { - skip_to_line (p, line, true); - *pp = p->next; - p->next = print_files; - print_files = p; - } - } - else - { - FILE *f; - - f = fopen (filename, "r"); - if (f != NULL) - { - int l; - - p = ((struct print_file_list *) - xmalloc (sizeof (struct print_file_list))); - p->filename = xmalloc (strlen (filename) + 1); - strcpy (p->filename, filename); - p->line = 0; - p->f = f; - - if (print_files != NULL && print_files->f != NULL) - { - fclose (print_files->f); - print_files->f = NULL; - } - p->next = print_files; - print_files = p; - - l = line - SHOW_PRECEDING_CONTEXT_LINES; - if (l <= 0) - l = 1; - skip_to_line (p, l, false); - if (p->f != NULL) - skip_to_line (p, line, true); - } - } - } - - if (functionname != NULL - && (prev_functionname == NULL - || strcmp (functionname, prev_functionname) != 0)) - { - if (prev_functionname != NULL) - free (prev_functionname); - prev_functionname = xmalloc (strlen (functionname) + 1); - strcpy (prev_functionname, functionname); - } - - if (line > 0 && line != prev_line) - prev_line = line; -} - -/* Pseudo FILE object for strings. */ -typedef struct -{ - char *buffer; - size_t size; - char *current; -} SFILE; - -/* sprintf to a "stream" */ - -static int -#ifdef ANSI_PROTOTYPES -objdump_sprintf (SFILE *f, const char *format, ...) -#else -objdump_sprintf (va_alist) - va_dcl -#endif -{ -#ifndef ANSI_PROTOTYPES - SFILE *f; - const char *format; -#endif - char *buf; - va_list args; - size_t n; - -#ifdef ANSI_PROTOTYPES - va_start (args, format); -#else - va_start (args); - f = va_arg (args, SFILE *); - format = va_arg (args, const char *); -#endif - - vasprintf (&buf, format, args); - - va_end (args); - - if (buf == NULL) - { - fprintf (stderr, _("Out of virtual memory\n")); - exit (1); - } - - n = strlen (buf); - - while ((size_t) ((f->buffer + f->size) - f->current) < n + 1) - { - size_t curroff; - - curroff = f->current - f->buffer; - f->size *= 2; - f->buffer = xrealloc (f->buffer, f->size); - f->current = f->buffer + curroff; - } - - memcpy (f->current, buf, n); - f->current += n; - f->current[0] = '\0'; - - free (buf); - - return n; -} - -/* The number of zeroes we want to see before we start skipping them. - The number is arbitrarily chosen. */ - -#define SKIP_ZEROES (8) - -/* The number of zeroes to skip at the end of a section. If the - number of zeroes at the end is between SKIP_ZEROES_AT_END and - SKIP_ZEROES, they will be disassembled. If there are fewer than - SKIP_ZEROES_AT_END, they will be skipped. This is a heuristic - attempt to avoid disassembling zeroes inserted by section - alignment. */ - -#define SKIP_ZEROES_AT_END (3) - -/* Disassemble some data in memory between given values. */ - -static void -disassemble_bytes (info, disassemble_fn, insns, data, start, stop, relppp, - relppend) - struct disassemble_info *info; - disassembler_ftype disassemble_fn; - boolean insns; - bfd_byte *data; - bfd_vma start; - bfd_vma stop; - arelent ***relppp; - arelent **relppend; -{ - struct objdump_disasm_info *aux; - asection *section; - int bytes_per_line; - boolean done_dot; - int skip_addr_chars; - bfd_vma i; - - aux = (struct objdump_disasm_info *) info->application_data; - section = aux->sec; - - if (insns) - bytes_per_line = 4; - else - bytes_per_line = 16; - - /* Figure out how many characters to skip at the start of an - address, to make the disassembly look nicer. We discard leading - zeroes in chunks of 4, ensuring that there is always a leading - zero remaining. */ - skip_addr_chars = 0; - if (! prefix_addresses) - { - char buf[30]; - char *s; - - sprintf_vma (buf, - section->vma + bfd_section_size (section->owner, section)); - s = buf; - while (s[0] == '0' && s[1] == '0' && s[2] == '0' && s[3] == '0' - && s[4] == '0') - { - skip_addr_chars += 4; - s += 4; - } - } - - info->insn_info_valid = 0; - - done_dot = false; - i = start; - while (i < stop) - { - bfd_vma z; - int bytes = 0; - boolean need_nl = false; - - /* If we see more than SKIP_ZEROES bytes of zeroes, we just - print `...'. */ - for (z = i; z < stop; z++) - if (data[z] != 0) - break; - if (! disassemble_zeroes - && (info->insn_info_valid == 0 - || info->branch_delay_insns == 0) - && (z - i >= SKIP_ZEROES - || (z == stop && z - i < SKIP_ZEROES_AT_END))) - { - printf ("\t...\n"); - - /* If there are more nonzero bytes to follow, we only skip - zeroes in multiples of 4, to try to avoid running over - the start of an instruction which happens to start with - zero. */ - if (z != stop) - z = i + ((z - i) &~ 3); - - bytes = z - i; - } - else - { - char buf[50]; - SFILE sfile; - int bpc = 0; - int pb = 0; - - done_dot = false; - - if (with_line_numbers || with_source_code) - show_line (aux->abfd, section, i); - - if (! prefix_addresses) - { - char *s; - - sprintf_vma (buf, section->vma + i); - for (s = buf + skip_addr_chars; *s == '0'; s++) - *s = ' '; - if (*s == '\0') - *--s = '0'; - printf ("%s:\t", buf + skip_addr_chars); - } - else - { - aux->require_sec = true; - objdump_print_address (section->vma + i, info); - aux->require_sec = false; - putchar (' '); - } - - if (insns) - { - sfile.size = 120; - sfile.buffer = xmalloc (sfile.size); - sfile.current = sfile.buffer; - info->fprintf_func = (fprintf_ftype) objdump_sprintf; - info->stream = (FILE *) &sfile; - info->bytes_per_line = 0; - info->bytes_per_chunk = 0; - - /* FIXME: This is wrong. It tests the number of bytes - in the last instruction, not the current one. */ - if (*relppp < relppend - && (**relppp)->address >= i - && (**relppp)->address < i + bytes) - info->flags = INSN_HAS_RELOC; - else - info->flags = 0; - - bytes = (*disassemble_fn) (section->vma + i, info); - info->fprintf_func = (fprintf_ftype) fprintf; - info->stream = stdout; - if (info->bytes_per_line != 0) - bytes_per_line = info->bytes_per_line; - if (bytes < 0) - { - if (sfile.current != sfile.buffer) - printf ("%s\n", sfile.buffer); - free (sfile.buffer); - break; - } - } - else - { - bfd_vma j; - - bytes = bytes_per_line; - if (i + bytes > stop) - bytes = stop - i; - - for (j = i; j < i + bytes; ++j) - { - if (isprint (data[j])) - buf[j - i] = data[j]; - else - buf[j - i] = '.'; - } - buf[j - i] = '\0'; - } - - if (prefix_addresses - ? show_raw_insn > 0 - : show_raw_insn >= 0) - { - bfd_vma j; - - /* If ! prefix_addresses and ! wide_output, we print - bytes_per_line bytes per line. */ - pb = bytes; - if (pb > bytes_per_line && ! prefix_addresses && ! wide_output) - pb = bytes_per_line; - - if (info->bytes_per_chunk) - bpc = info->bytes_per_chunk; - else - bpc = 1; - - for (j = i; j < i + pb; j += bpc) - { - int k; - if (bpc > 1 && info->display_endian == BFD_ENDIAN_LITTLE) - { - for (k = bpc - 1; k >= 0; k--) - printf ("%02x", (unsigned) data[j + k]); - putchar (' '); - } - else - { - for (k = 0; k < bpc; k++) - printf ("%02x", (unsigned) data[j + k]); - putchar (' '); - } - } - - for (; pb < bytes_per_line; pb += bpc) - { - int k; - - for (k = 0; k < bpc; k++) - printf (" "); - putchar (' '); - } - - /* Separate raw data from instruction by extra space. */ - if (insns) - putchar ('\t'); - else - printf (" "); - } - - if (! insns) - printf ("%s", buf); - else - { - printf ("%s", sfile.buffer); - free (sfile.buffer); - } - - if (prefix_addresses - ? show_raw_insn > 0 - : show_raw_insn >= 0) - { - while (pb < bytes) - { - bfd_vma j; - char *s; - - putchar ('\n'); - j = i + pb; - - sprintf_vma (buf, section->vma + j); - for (s = buf + skip_addr_chars; *s == '0'; s++) - *s = ' '; - if (*s == '\0') - *--s = '0'; - printf ("%s:\t", buf + skip_addr_chars); - - pb += bytes_per_line; - if (pb > bytes) - pb = bytes; - for (; j < i + pb; j += bpc) - { - int k; - - if (bpc > 1 && info->display_endian == BFD_ENDIAN_LITTLE) - { - for (k = bpc - 1; k >= 0; k--) - printf ("%02x", (unsigned) data[j + k]); - putchar (' '); - } - else - { - for (k = 0; k < bpc; k++) - printf ("%02x", (unsigned) data[j + k]); - putchar (' '); - } - } - } - } - - if (!wide_output) - putchar ('\n'); - else - need_nl = true; - } - - if (dump_reloc_info - && (section->flags & SEC_RELOC) != 0) - { - while ((*relppp) < relppend - && ((**relppp)->address >= (bfd_vma) i - && (**relppp)->address < (bfd_vma) i + bytes)) - { - arelent *q; - - q = **relppp; - - if (wide_output) - putchar ('\t'); - else - printf ("\t\t\t"); - - objdump_print_value (section->vma + q->address, info, true); - - printf (": %s\t", q->howto->name); - - if (q->sym_ptr_ptr == NULL || *q->sym_ptr_ptr == NULL) - printf ("*unknown*"); - else - { - const char *sym_name; - - sym_name = bfd_asymbol_name (*q->sym_ptr_ptr); - if (sym_name != NULL && *sym_name != '\0') - objdump_print_symname (aux->abfd, info, *q->sym_ptr_ptr); - else - { - asection *sym_sec; - - sym_sec = bfd_get_section (*q->sym_ptr_ptr); - sym_name = bfd_get_section_name (aux->abfd, sym_sec); - if (sym_name == NULL || *sym_name == '\0') - sym_name = "*unknown*"; - printf ("%s", sym_name); - } - } - - if (q->addend) - { - printf ("+0x"); - objdump_print_value (q->addend, info, true); - } - - printf ("\n"); - need_nl = false; - ++(*relppp); - } - } - - if (need_nl) - printf ("\n"); - - i += bytes; - } -} - -/* Disassemble the contents of an object file. */ - -static void -disassemble_data (abfd) - bfd *abfd; -{ - long i; - disassembler_ftype disassemble_fn; - struct disassemble_info disasm_info; - struct objdump_disasm_info aux; - asection *section; - - print_files = NULL; - prev_functionname = NULL; - prev_line = -1; - - /* We make a copy of syms to sort. We don't want to sort syms - because that will screw up the relocs. */ - sorted_syms = (asymbol **) xmalloc (symcount * sizeof (asymbol *)); - memcpy (sorted_syms, syms, symcount * sizeof (asymbol *)); - - sorted_symcount = remove_useless_symbols (sorted_syms, symcount); - - /* Sort the symbols into section and symbol order */ - qsort (sorted_syms, sorted_symcount, sizeof (asymbol *), compare_symbols); - - INIT_DISASSEMBLE_INFO(disasm_info, stdout, fprintf); - disasm_info.application_data = (PTR) &aux; - aux.abfd = abfd; - aux.require_sec = false; - disasm_info.print_address_func = objdump_print_address; - disasm_info.symbol_at_address_func = objdump_symbol_at_address; - - if (machine != (char *) NULL) - { - const bfd_arch_info_type *info = bfd_scan_arch (machine); - if (info == NULL) - { - fprintf (stderr, _("%s: Can't use supplied machine %s\n"), - program_name, - machine); - exit (1); - } - abfd->arch_info = info; - } - - if (endian != BFD_ENDIAN_UNKNOWN) - { - struct bfd_target *xvec; - - xvec = (struct bfd_target *) xmalloc (sizeof (struct bfd_target)); - memcpy (xvec, abfd->xvec, sizeof (struct bfd_target)); - xvec->byteorder = endian; - abfd->xvec = xvec; - } - - disassemble_fn = disassembler (abfd); - if (!disassemble_fn) - { - fprintf (stderr, _("%s: Can't disassemble for architecture %s\n"), - program_name, - bfd_printable_arch_mach (bfd_get_arch (abfd), 0)); - exit_status = 1; - return; - } - - disasm_info.flavour = bfd_get_flavour (abfd); - disasm_info.arch = bfd_get_arch (abfd); - disasm_info.mach = bfd_get_mach (abfd); - disasm_info.disassembler_options = disassembler_options; - - if (bfd_big_endian (abfd)) - disasm_info.display_endian = disasm_info.endian = BFD_ENDIAN_BIG; - else if (bfd_little_endian (abfd)) - disasm_info.display_endian = disasm_info.endian = BFD_ENDIAN_LITTLE; - else - /* ??? Aborting here seems too drastic. We could default to big or little - instead. */ - disasm_info.endian = BFD_ENDIAN_UNKNOWN; - - for (section = abfd->sections; - section != (asection *) NULL; - section = section->next) - { - bfd_byte *data = NULL; - bfd_size_type datasize = 0; - arelent **relbuf = NULL; - arelent **relpp = NULL; - arelent **relppend = NULL; - long stop; - asymbol *sym = NULL; - long place = 0; - - if ((section->flags & SEC_LOAD) == 0 - || (! disassemble_all - && only == NULL - && (section->flags & SEC_CODE) == 0)) - continue; - if (only != (char *) NULL && strcmp (only, section->name) != 0) - continue; - - if (dump_reloc_info - && (section->flags & SEC_RELOC) != 0) - { - long relsize; - - relsize = bfd_get_reloc_upper_bound (abfd, section); - if (relsize < 0) - bfd_fatal (bfd_get_filename (abfd)); - - if (relsize > 0) - { - long relcount; - - relbuf = (arelent **) xmalloc (relsize); - relcount = bfd_canonicalize_reloc (abfd, section, relbuf, syms); - if (relcount < 0) - bfd_fatal (bfd_get_filename (abfd)); - - /* Sort the relocs by address. */ - qsort (relbuf, relcount, sizeof (arelent *), compare_relocs); - - relpp = relbuf; - relppend = relpp + relcount; - - /* Skip over the relocs belonging to addresses below the - start address. */ - if (start_address != (bfd_vma) -1) - { - while (relpp < relppend - && (*relpp)->address < start_address) - ++relpp; - } - } - } - - printf (_("Disassembly of section %s:\n"), section->name); - - datasize = bfd_get_section_size_before_reloc (section); - if (datasize == 0) - continue; - - data = (bfd_byte *) xmalloc ((size_t) datasize); - - bfd_get_section_contents (abfd, section, data, 0, datasize); - - aux.sec = section; - disasm_info.buffer = data; - disasm_info.buffer_vma = section->vma; - disasm_info.buffer_length = datasize; - if (start_address == (bfd_vma) -1 - || start_address < disasm_info.buffer_vma) - i = 0; - else - i = start_address - disasm_info.buffer_vma; - if (stop_address == (bfd_vma) -1) - stop = datasize; - else - { - if (stop_address < disasm_info.buffer_vma) - stop = 0; - else - stop = stop_address - disasm_info.buffer_vma; - if (stop > disasm_info.buffer_length) - stop = disasm_info.buffer_length; - } - - sym = find_symbol_for_address (abfd, section, section->vma + i, - true, &place); - - while (i < stop) - { - asymbol *nextsym; - long nextstop; - boolean insns; - - if (sym != NULL && bfd_asymbol_value (sym) <= section->vma + i) - { - int x; - - for (x = place; - (x < sorted_symcount - && bfd_asymbol_value (sorted_syms[x]) <= section->vma + i); - ++x) - continue; - disasm_info.symbols = & sorted_syms[place]; - disasm_info.num_symbols = x - place; - } - else - disasm_info.symbols = NULL; - - if (! prefix_addresses) - { - printf ("\n"); - objdump_print_addr_with_sym (abfd, section, sym, - section->vma + i, - &disasm_info, - false); - printf (":\n"); - } - - if (sym != NULL && bfd_asymbol_value (sym) > section->vma + i) - nextsym = sym; - else if (sym == NULL) - nextsym = NULL; - else - { - /* Search forward for the next appropriate symbol in - SECTION. Note that all the symbols are sorted - together into one big array, and that some sections - may have overlapping addresses. */ - while (place < sorted_symcount - && (sorted_syms[place]->section != section - || (bfd_asymbol_value (sorted_syms[place]) - <= bfd_asymbol_value (sym)))) - ++place; - if (place >= sorted_symcount) - nextsym = NULL; - else - nextsym = sorted_syms[place]; - } - - if (sym != NULL && bfd_asymbol_value (sym) > section->vma + i) - { - nextstop = bfd_asymbol_value (sym) - section->vma; - if (nextstop > stop) - nextstop = stop; - } - else if (nextsym == NULL) - nextstop = stop; - else - { - nextstop = bfd_asymbol_value (nextsym) - section->vma; - if (nextstop > stop) - nextstop = stop; - } - - /* If a symbol is explicitly marked as being an object - rather than a function, just dump the bytes without - disassembling them. */ - if (disassemble_all - || sym == NULL - || bfd_asymbol_value (sym) > section->vma + i - || ((sym->flags & BSF_OBJECT) == 0 - && (strstr (bfd_asymbol_name (sym), "gnu_compiled") - == NULL) - && (strstr (bfd_asymbol_name (sym), "gcc2_compiled") - == NULL)) - || (sym->flags & BSF_FUNCTION) != 0) - insns = true; - else - insns = false; - - disassemble_bytes (&disasm_info, disassemble_fn, insns, data, i, - nextstop, &relpp, relppend); - - i = nextstop; - sym = nextsym; - } - - free (data); - if (relbuf != NULL) - free (relbuf); - } - free (sorted_syms); -} - - -/* Define a table of stab values and print-strings. We wish the initializer - could be a direct-mapped table, but instead we build one the first - time we need it. */ - -static void dump_section_stabs PARAMS ((bfd *abfd, char *stabsect_name, - char *strsect_name)); - -/* Dump the stabs sections from an object file that has a section that - uses Sun stabs encoding. */ - -static void -dump_stabs (abfd) - bfd *abfd; -{ - dump_section_stabs (abfd, ".stab", ".stabstr"); - dump_section_stabs (abfd, ".stab.excl", ".stab.exclstr"); - dump_section_stabs (abfd, ".stab.index", ".stab.indexstr"); - dump_section_stabs (abfd, "$GDB_SYMBOLS$", "$GDB_STRINGS$"); -} - -static bfd_byte *stabs; -static bfd_size_type stab_size; - -static char *strtab; -static bfd_size_type stabstr_size; - -/* Read ABFD's stabs section STABSECT_NAME into `stabs' - and string table section STRSECT_NAME into `strtab'. - If the section exists and was read, allocate the space and return true. - Otherwise return false. */ - -static boolean -read_section_stabs (abfd, stabsect_name, strsect_name) - bfd *abfd; - const char *stabsect_name; - const char *strsect_name; -{ - asection *stabsect, *stabstrsect; - - stabsect = bfd_get_section_by_name (abfd, stabsect_name); - if (0 == stabsect) - { - printf (_("No %s section present\n\n"), stabsect_name); - return false; - } - - stabstrsect = bfd_get_section_by_name (abfd, strsect_name); - if (0 == stabstrsect) - { - fprintf (stderr, _("%s: %s has no %s section\n"), program_name, - bfd_get_filename (abfd), strsect_name); - exit_status = 1; - return false; - } - - stab_size = bfd_section_size (abfd, stabsect); - stabstr_size = bfd_section_size (abfd, stabstrsect); - - stabs = (bfd_byte *) xmalloc (stab_size); - strtab = (char *) xmalloc (stabstr_size); - - if (! bfd_get_section_contents (abfd, stabsect, (PTR) stabs, 0, stab_size)) - { - fprintf (stderr, _("%s: Reading %s section of %s failed: %s\n"), - program_name, stabsect_name, bfd_get_filename (abfd), - bfd_errmsg (bfd_get_error ())); - free (stabs); - free (strtab); - exit_status = 1; - return false; - } - - if (! bfd_get_section_contents (abfd, stabstrsect, (PTR) strtab, 0, - stabstr_size)) - { - fprintf (stderr, _("%s: Reading %s section of %s failed: %s\n"), - program_name, strsect_name, bfd_get_filename (abfd), - bfd_errmsg (bfd_get_error ())); - free (stabs); - free (strtab); - exit_status = 1; - return false; - } - - return true; -} - -/* Stabs entries use a 12 byte format: - 4 byte string table index - 1 byte stab type - 1 byte stab other field - 2 byte stab desc field - 4 byte stab value - FIXME: This will have to change for a 64 bit object format. */ - -#define STRDXOFF (0) -#define TYPEOFF (4) -#define OTHEROFF (5) -#define DESCOFF (6) -#define VALOFF (8) -#define STABSIZE (12) - -/* Print ABFD's stabs section STABSECT_NAME (in `stabs'), - using string table section STRSECT_NAME (in `strtab'). */ - -static void -print_section_stabs (abfd, stabsect_name, strsect_name) - bfd *abfd; - const char *stabsect_name; - const char *strsect_name ATTRIBUTE_UNUSED; -{ - int i; - unsigned file_string_table_offset = 0, next_file_string_table_offset = 0; - bfd_byte *stabp, *stabs_end; - - stabp = stabs; - stabs_end = stabp + stab_size; - - printf (_("Contents of %s section:\n\n"), stabsect_name); - printf ("Symnum n_type n_othr n_desc n_value n_strx String\n"); - - /* Loop through all symbols and print them. - - We start the index at -1 because there is a dummy symbol on - the front of stabs-in-{coff,elf} sections that supplies sizes. */ - - for (i = -1; stabp < stabs_end; stabp += STABSIZE, i++) - { - const char *name; - unsigned long strx; - unsigned char type, other; - unsigned short desc; - bfd_vma value; - - strx = bfd_h_get_32 (abfd, stabp + STRDXOFF); - type = bfd_h_get_8 (abfd, stabp + TYPEOFF); - other = bfd_h_get_8 (abfd, stabp + OTHEROFF); - desc = bfd_h_get_16 (abfd, stabp + DESCOFF); - value = bfd_h_get_32 (abfd, stabp + VALOFF); - - printf ("\n%-6d ", i); - /* Either print the stab name, or, if unnamed, print its number - again (makes consistent formatting for tools like awk). */ - name = bfd_get_stab_name (type); - if (name != NULL) - printf ("%-6s", name); - else if (type == N_UNDF) - printf ("HdrSym"); - else - printf ("%-6d", type); - printf (" %-6d %-6d ", other, desc); - printf_vma (value); - printf (" %-6lu", strx); - - /* Symbols with type == 0 (N_UNDF) specify the length of the - string table associated with this file. We use that info - to know how to relocate the *next* file's string table indices. */ - - if (type == N_UNDF) - { - file_string_table_offset = next_file_string_table_offset; - next_file_string_table_offset += value; - } - else - { - /* Using the (possibly updated) string table offset, print the - string (if any) associated with this symbol. */ - - if ((strx + file_string_table_offset) < stabstr_size) - printf (" %s", &strtab[strx + file_string_table_offset]); - else - printf (" *"); - } - } - printf ("\n\n"); -} - -static void -dump_section_stabs (abfd, stabsect_name, strsect_name) - bfd *abfd; - char *stabsect_name; - char *strsect_name; -{ - asection *s; - - /* Check for section names for which stabsect_name is a prefix, to - handle .stab0, etc. */ - for (s = abfd->sections; - s != NULL; - s = s->next) - { - int len; - - len = strlen (stabsect_name); - - /* If the prefix matches, and the files section name ends with a - nul or a digit, then we match. I.e., we want either an exact - match or a section followed by a number. */ - if (strncmp (stabsect_name, s->name, len) == 0 - && (s->name[len] == '\000' - || isdigit ((unsigned char) s->name[len]))) - { - if (read_section_stabs (abfd, s->name, strsect_name)) - { - print_section_stabs (abfd, s->name, strsect_name); - free (stabs); - free (strtab); - } - } - } -} - -static void -dump_bfd_header (abfd) - bfd *abfd; -{ - char *comma = ""; - - printf (_("architecture: %s, "), - bfd_printable_arch_mach (bfd_get_arch (abfd), - bfd_get_mach (abfd))); - printf (_("flags 0x%08x:\n"), abfd->flags); - -#define PF(x, y) if (abfd->flags & x) {printf("%s%s", comma, y); comma=", ";} - PF (HAS_RELOC, "HAS_RELOC"); - PF (EXEC_P, "EXEC_P"); - PF (HAS_LINENO, "HAS_LINENO"); - PF (HAS_DEBUG, "HAS_DEBUG"); - PF (HAS_SYMS, "HAS_SYMS"); - PF (HAS_LOCALS, "HAS_LOCALS"); - PF (DYNAMIC, "DYNAMIC"); - PF (WP_TEXT, "WP_TEXT"); - PF (D_PAGED, "D_PAGED"); - PF (BFD_IS_RELAXABLE, "BFD_IS_RELAXABLE"); - printf (_("\nstart address 0x")); - printf_vma (abfd->start_address); - printf ("\n"); -} - -static void -dump_bfd_private_header (abfd) -bfd *abfd; -{ - bfd_print_private_bfd_data (abfd, stdout); -} - -/* Dump selected contents of ABFD */ - -static void -dump_bfd (abfd) - bfd *abfd; -{ - /* If we are adjusting section VMA's, change them all now. Changing - the BFD information is a hack. However, we must do it, or - bfd_find_nearest_line will not do the right thing. */ - if (adjust_section_vma != 0) - { - asection *s; - - for (s = abfd->sections; s != NULL; s = s->next) - { - s->vma += adjust_section_vma; - s->lma += adjust_section_vma; - } - } - - printf (_("\n%s: file format %s\n"), bfd_get_filename (abfd), - abfd->xvec->name); - if (dump_ar_hdrs) - print_arelt_descr (stdout, abfd, true); - if (dump_file_header) - dump_bfd_header (abfd); - if (dump_private_headers) - dump_bfd_private_header (abfd); - putchar ('\n'); - if (dump_section_headers) - dump_headers (abfd); - if (dump_symtab || dump_reloc_info || disassemble || dump_debugging) - { - syms = slurp_symtab (abfd); - } - if (dump_dynamic_symtab || dump_dynamic_reloc_info) - { - dynsyms = slurp_dynamic_symtab (abfd); - } - if (dump_symtab) - dump_symbols (abfd, false); - if (dump_dynamic_symtab) - dump_symbols (abfd, true); - if (dump_stab_section_info) - dump_stabs (abfd); - if (dump_reloc_info && ! disassemble) - dump_relocs (abfd); - if (dump_dynamic_reloc_info) - dump_dynamic_relocs (abfd); - if (dump_section_contents) - dump_data (abfd); - if (disassemble) - disassemble_data (abfd); - if (dump_debugging) - { - PTR dhandle; - - dhandle = read_debugging_info (abfd, syms, symcount); - if (dhandle != NULL) - { - if (! print_debugging_info (stdout, dhandle)) - { - fprintf (stderr, - _("%s: printing debugging information failed\n"), - bfd_get_filename (abfd)); - exit_status = 1; - } - } - } - if (syms) - { - free (syms); - syms = NULL; - } - if (dynsyms) - { - free (dynsyms); - dynsyms = NULL; - } -} - -static void -display_bfd (abfd) - bfd *abfd; -{ - char **matching; - - if (bfd_check_format_matches (abfd, bfd_object, &matching)) - { - dump_bfd (abfd); - return; - } - - if (bfd_get_error () == bfd_error_file_ambiguously_recognized) - { - nonfatal (bfd_get_filename (abfd)); - list_matching_formats (matching); - free (matching); - return; - } - - if (bfd_get_error () != bfd_error_file_not_recognized) - { - nonfatal (bfd_get_filename (abfd)); - return; - } - - if (bfd_check_format_matches (abfd, bfd_core, &matching)) - { - dump_bfd (abfd); - return; - } - - nonfatal (bfd_get_filename (abfd)); - - if (bfd_get_error () == bfd_error_file_ambiguously_recognized) - { - list_matching_formats (matching); - free (matching); - } -} - -static void -display_file (filename, target) - char *filename; - char *target; -{ - bfd *file, *arfile = (bfd *) NULL; - - file = bfd_openr (filename, target); - if (file == NULL) - { - nonfatal (filename); - return; - } - - if (bfd_check_format (file, bfd_archive) == true) - { - bfd *last_arfile = NULL; - - printf (_("In archive %s:\n"), bfd_get_filename (file)); - for (;;) - { - bfd_set_error (bfd_error_no_error); - - arfile = bfd_openr_next_archived_file (file, arfile); - if (arfile == NULL) - { - if (bfd_get_error () != bfd_error_no_more_archived_files) - nonfatal (bfd_get_filename (file)); - break; - } - - display_bfd (arfile); - - if (last_arfile != NULL) - bfd_close (last_arfile); - last_arfile = arfile; - } - - if (last_arfile != NULL) - bfd_close (last_arfile); - } - else - display_bfd (file); - - bfd_close (file); -} - -/* Actually display the various requested regions */ - -static void -dump_data (abfd) - bfd *abfd; -{ - asection *section; - bfd_byte *data = 0; - bfd_size_type datasize = 0; - bfd_size_type i; - bfd_size_type start, stop; - - for (section = abfd->sections; section != NULL; section = - section->next) - { - int onaline = 16; - - if (only == (char *) NULL || - strcmp (only, section->name) == 0) - { - if (section->flags & SEC_HAS_CONTENTS) - { - printf (_("Contents of section %s:\n"), section->name); - - if (bfd_section_size (abfd, section) == 0) - continue; - data = (bfd_byte *) xmalloc ((size_t) bfd_section_size (abfd, section)); - datasize = bfd_section_size (abfd, section); - - - bfd_get_section_contents (abfd, section, (PTR) data, 0, bfd_section_size (abfd, section)); - - if (start_address == (bfd_vma) -1 - || start_address < section->vma) - start = 0; - else - start = start_address - section->vma; - if (stop_address == (bfd_vma) -1) - stop = bfd_section_size (abfd, section); - else - { - if (stop_address < section->vma) - stop = 0; - else - stop = stop_address - section->vma; - if (stop > bfd_section_size (abfd, section)) - stop = bfd_section_size (abfd, section); - } - for (i = start; i < stop; i += onaline) - { - bfd_size_type j; - - printf (" %04lx ", (unsigned long int) (i + section->vma)); - for (j = i; j < i + onaline; j++) - { - if (j < stop) - printf ("%02x", (unsigned) (data[j])); - else - printf (" "); - if ((j & 3) == 3) - printf (" "); - } - - printf (" "); - for (j = i; j < i + onaline; j++) - { - if (j >= stop) - printf (" "); - else - printf ("%c", isprint (data[j]) ? data[j] : '.'); - } - putchar ('\n'); - } - free (data); - } - } - } -} - -/* Should perhaps share code and display with nm? */ -static void -dump_symbols (abfd, dynamic) - bfd *abfd ATTRIBUTE_UNUSED; - boolean dynamic; -{ - asymbol **current; - long max; - long count; - - if (dynamic) - { - current = dynsyms; - max = dynsymcount; - if (max == 0) - return; - printf ("DYNAMIC SYMBOL TABLE:\n"); - } - else - { - current = syms; - max = symcount; - if (max == 0) - return; - printf ("SYMBOL TABLE:\n"); - } - - for (count = 0; count < max; count++) - { - if (*current) - { - bfd *cur_bfd = bfd_asymbol_bfd (*current); - - if (cur_bfd != NULL) - { - const char *name; - char *alloc; - - name = bfd_asymbol_name (*current); - alloc = NULL; - if (do_demangle && name != NULL && *name != '\0') - { - const char *n; - - /* If we want to demangle the name, we demangle it - here, and temporarily clobber it while calling - bfd_print_symbol. FIXME: This is a gross hack. */ - - n = name; - if (bfd_get_symbol_leading_char (cur_bfd) == *n) - ++n; - alloc = cplus_demangle (n, DMGL_ANSI | DMGL_PARAMS); - if (alloc != NULL) - (*current)->name = alloc; - else - (*current)->name = n; - } - - bfd_print_symbol (cur_bfd, stdout, *current, - bfd_print_symbol_all); - - (*current)->name = name; - if (alloc != NULL) - free (alloc); - - printf ("\n"); - } - } - current++; - } - printf ("\n"); - printf ("\n"); -} - -static void -dump_relocs (abfd) - bfd *abfd; -{ - arelent **relpp; - long relcount; - asection *a; - - for (a = abfd->sections; a != (asection *) NULL; a = a->next) - { - long relsize; - - if (bfd_is_abs_section (a)) - continue; - if (bfd_is_und_section (a)) - continue; - if (bfd_is_com_section (a)) - continue; - - if (only) - { - if (strcmp (only, a->name)) - continue; - } - else if ((a->flags & SEC_RELOC) == 0) - continue; - - relsize = bfd_get_reloc_upper_bound (abfd, a); - if (relsize < 0) - bfd_fatal (bfd_get_filename (abfd)); - - printf ("RELOCATION RECORDS FOR [%s]:", a->name); - - if (relsize == 0) - { - printf (" (none)\n\n"); - } - else - { - relpp = (arelent **) xmalloc (relsize); - relcount = bfd_canonicalize_reloc (abfd, a, relpp, syms); - if (relcount < 0) - bfd_fatal (bfd_get_filename (abfd)); - else if (relcount == 0) - { - printf (" (none)\n\n"); - } - else - { - printf ("\n"); - dump_reloc_set (abfd, a, relpp, relcount); - printf ("\n\n"); - } - free (relpp); - } - } -} - -static void -dump_dynamic_relocs (abfd) - bfd *abfd; -{ - long relsize; - arelent **relpp; - long relcount; - - relsize = bfd_get_dynamic_reloc_upper_bound (abfd); - if (relsize < 0) - bfd_fatal (bfd_get_filename (abfd)); - - printf ("DYNAMIC RELOCATION RECORDS"); - - if (relsize == 0) - { - printf (" (none)\n\n"); - } - else - { - relpp = (arelent **) xmalloc (relsize); - relcount = bfd_canonicalize_dynamic_reloc (abfd, relpp, dynsyms); - if (relcount < 0) - bfd_fatal (bfd_get_filename (abfd)); - else if (relcount == 0) - { - printf (" (none)\n\n"); - } - else - { - printf ("\n"); - dump_reloc_set (abfd, (asection *) NULL, relpp, relcount); - printf ("\n\n"); - } - free (relpp); - } -} - -static void -dump_reloc_set (abfd, sec, relpp, relcount) - bfd *abfd; - asection *sec; - arelent **relpp; - long relcount; -{ - arelent **p; - char *last_filename, *last_functionname; - unsigned int last_line; - - /* Get column headers lined up reasonably. */ - { - static int width; - if (width == 0) - { - char buf[30]; - sprintf_vma (buf, (bfd_vma) -1); - width = strlen (buf) - 7; - } - printf ("OFFSET %*s TYPE %*s VALUE \n", width, "", 12, ""); - } - - last_filename = NULL; - last_functionname = NULL; - last_line = 0; - - for (p = relpp; relcount && *p != (arelent *) NULL; p++, relcount--) - { - arelent *q = *p; - const char *filename, *functionname; - unsigned int line; - const char *sym_name; - const char *section_name; - - if (start_address != (bfd_vma) -1 - && q->address < start_address) - continue; - if (stop_address != (bfd_vma) -1 - && q->address > stop_address) - continue; - - if (with_line_numbers - && sec != NULL - && bfd_find_nearest_line (abfd, sec, syms, q->address, - &filename, &functionname, &line)) - { - if (functionname != NULL - && (last_functionname == NULL - || strcmp (functionname, last_functionname) != 0)) - { - printf ("%s():\n", functionname); - if (last_functionname != NULL) - free (last_functionname); - last_functionname = xstrdup (functionname); - } - if (line > 0 - && (line != last_line - || (filename != NULL - && last_filename != NULL - && strcmp (filename, last_filename) != 0))) - { - printf ("%s:%u\n", filename == NULL ? "???" : filename, line); - last_line = line; - if (last_filename != NULL) - free (last_filename); - if (filename == NULL) - last_filename = NULL; - else - last_filename = xstrdup (filename); - } - } - - if (q->sym_ptr_ptr && *q->sym_ptr_ptr) - { - sym_name = (*(q->sym_ptr_ptr))->name; - section_name = (*(q->sym_ptr_ptr))->section->name; - } - else - { - sym_name = NULL; - section_name = NULL; - } - if (sym_name) - { - printf_vma (q->address); - if (q->howto->name) - printf (" %-16s ", q->howto->name); - else - printf (" %-16d ", q->howto->type); - objdump_print_symname (abfd, (struct disassemble_info *) NULL, - *q->sym_ptr_ptr); - } - else - { - if (section_name == (CONST char *) NULL) - section_name = "*unknown*"; - printf_vma (q->address); - printf (" %-16s [%s]", - q->howto->name, - section_name); - } - if (q->addend) - { - printf ("+0x"); - printf_vma (q->addend); - } - printf ("\n"); - } -} - -/* The length of the longest architecture name + 1. */ -#define LONGEST_ARCH sizeof("rs6000:6000") - -static const char * -endian_string (endian) - enum bfd_endian endian; -{ - if (endian == BFD_ENDIAN_BIG) - return "big endian"; - else if (endian == BFD_ENDIAN_LITTLE) - return "little endian"; - else - return "endianness unknown"; -} - -/* List the targets that BFD is configured to support, each followed - by its endianness and the architectures it supports. */ - -static void -display_target_list () -{ - extern bfd_target *bfd_target_vector[]; - char *dummy_name; - int t; - - dummy_name = choose_temp_base (); - for (t = 0; bfd_target_vector[t]; t++) - { - bfd_target *p = bfd_target_vector[t]; - bfd *abfd = bfd_openw (dummy_name, p->name); - int a; - - printf ("%s\n (header %s, data %s)\n", p->name, - endian_string (p->header_byteorder), - endian_string (p->byteorder)); - - if (abfd == NULL) - { - nonfatal (dummy_name); - continue; - } - - if (! bfd_set_format (abfd, bfd_object)) - { - if (bfd_get_error () != bfd_error_invalid_operation) - nonfatal (p->name); - continue; - } - - for (a = (int) bfd_arch_obscure + 1; a < (int) bfd_arch_last; a++) - if (bfd_set_arch_mach (abfd, (enum bfd_architecture) a, 0)) - printf (" %s\n", - bfd_printable_arch_mach ((enum bfd_architecture) a, 0)); - } - unlink (dummy_name); - free (dummy_name); -} - -/* Print a table showing which architectures are supported for entries - FIRST through LAST-1 of bfd_target_vector (targets across, - architectures down). */ - -static void -display_info_table (first, last) - int first; - int last; -{ - extern bfd_target *bfd_target_vector[]; - int t, a; - char *dummy_name; - - /* Print heading of target names. */ - printf ("\n%*s", (int) LONGEST_ARCH, " "); - for (t = first; t < last && bfd_target_vector[t]; t++) - printf ("%s ", bfd_target_vector[t]->name); - putchar ('\n'); - - dummy_name = choose_temp_base (); - for (a = (int) bfd_arch_obscure + 1; a < (int) bfd_arch_last; a++) - if (strcmp (bfd_printable_arch_mach (a, 0), "UNKNOWN!") != 0) - { - printf ("%*s ", (int) LONGEST_ARCH - 1, - bfd_printable_arch_mach (a, 0)); - for (t = first; t < last && bfd_target_vector[t]; t++) - { - bfd_target *p = bfd_target_vector[t]; - boolean ok = true; - bfd *abfd = bfd_openw (dummy_name, p->name); - - if (abfd == NULL) - { - nonfatal (p->name); - ok = false; - } - - if (ok) - { - if (! bfd_set_format (abfd, bfd_object)) - { - if (bfd_get_error () != bfd_error_invalid_operation) - nonfatal (p->name); - ok = false; - } - } - - if (ok) - { - if (! bfd_set_arch_mach (abfd, a, 0)) - ok = false; - } - - if (ok) - printf ("%s ", p->name); - else - { - int l = strlen (p->name); - while (l--) - putchar ('-'); - putchar (' '); - } - } - putchar ('\n'); - } - unlink (dummy_name); - free (dummy_name); -} - -/* Print tables of all the target-architecture combinations that - BFD has been configured to support. */ - -static void -display_target_tables () -{ - int t, columns; - extern bfd_target *bfd_target_vector[]; - char *colum; - - columns = 0; - colum = getenv ("COLUMNS"); - if (colum != NULL) - columns = atoi (colum); - if (columns == 0) - columns = 80; - - t = 0; - while (bfd_target_vector[t] != NULL) - { - int oldt = t, wid; - - wid = LONGEST_ARCH + strlen (bfd_target_vector[t]->name) + 1; - ++t; - while (wid < columns && bfd_target_vector[t] != NULL) - { - int newwid; - - newwid = wid + strlen (bfd_target_vector[t]->name) + 1; - if (newwid >= columns) - break; - wid = newwid; - ++t; - } - display_info_table (oldt, t); - } -} - -static void -display_info () -{ - printf (_("BFD header file version %s\n"), BFD_VERSION); - display_target_list (); - display_target_tables (); -} - -int -main (argc, argv) - int argc; - char **argv; -{ - int c; - char *target = default_target; - boolean seenflag = false; - -#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES) - setlocale (LC_MESSAGES, ""); -#endif - bindtextdomain (PACKAGE, LOCALEDIR); - textdomain (PACKAGE); - - program_name = *argv; - xmalloc_set_program_name (program_name); - - START_PROGRESS (program_name, 0); - - bfd_init (); - set_default_bfd_target (); - - while ((c = getopt_long (argc, argv, "pib:m:M:VCdDlfahHrRtTxsSj:wE:zgG", - long_options, (int *) 0)) - != EOF) - { - switch (c) - { - case 0: - break; /* we've been given a long option */ - case 'm': - machine = optarg; - break; - case 'M': - disassembler_options = optarg; - break; - case 'j': - only = optarg; - break; - case 'l': - with_line_numbers = true; - break; - case 'b': - target = optarg; - break; - case 'C': - do_demangle = true; - break; - case 'w': - wide_output = true; - break; - case OPTION_ADJUST_VMA: - adjust_section_vma = parse_vma (optarg, "--adjust-vma"); - break; - case OPTION_START_ADDRESS: - start_address = parse_vma (optarg, "--start-address"); - break; - case OPTION_STOP_ADDRESS: - stop_address = parse_vma (optarg, "--stop-address"); - break; - case 'E': - if (strcmp (optarg, "B") == 0) - endian = BFD_ENDIAN_BIG; - else if (strcmp (optarg, "L") == 0) - endian = BFD_ENDIAN_LITTLE; - else - { - fprintf (stderr, _("%s: unrecognized -E option\n"), - program_name); - usage (stderr, 1); - } - break; - case OPTION_ENDIAN: - if (strncmp (optarg, "big", strlen (optarg)) == 0) - endian = BFD_ENDIAN_BIG; - else if (strncmp (optarg, "little", strlen (optarg)) == 0) - endian = BFD_ENDIAN_LITTLE; - else - { - fprintf (stderr, _("%s: unrecognized --endian type `%s'\n"), - program_name, optarg); - usage (stderr, 1); - } - break; - - case 'f': - dump_file_header = true; - seenflag = true; - break; - case 'i': - formats_info = true; - seenflag = true; - break; - case 'p': - dump_private_headers = true; - seenflag = true; - break; - case 'x': - dump_private_headers = true; - dump_symtab = true; - dump_reloc_info = true; - dump_file_header = true; - dump_ar_hdrs = true; - dump_section_headers = true; - seenflag = true; - break; - case 't': - dump_symtab = true; - seenflag = true; - break; - case 'T': - dump_dynamic_symtab = true; - seenflag = true; - break; - case 'd': - disassemble = true; - seenflag = true; - break; - case 'z': - disassemble_zeroes = true; - break; - case 'D': - disassemble = true; - disassemble_all = true; - seenflag = true; - break; - case 'S': - disassemble = true; - with_source_code = true; - seenflag = true; - break; - case 'g': - dump_debugging = 1; - seenflag = true; - break; - case 'G': - dump_stab_section_info = true; - seenflag = true; - break; - case 's': - dump_section_contents = true; - seenflag = true; - break; - case 'r': - dump_reloc_info = true; - seenflag = true; - break; - case 'R': - dump_dynamic_reloc_info = true; - seenflag = true; - break; - case 'a': - dump_ar_hdrs = true; - seenflag = true; - break; - case 'h': - dump_section_headers = true; - seenflag = true; - break; - case 'H': - usage (stdout, 0); - seenflag = true; - case 'V': - show_version = true; - seenflag = true; - break; - - default: - usage (stderr, 1); - } - } - - if (show_version) - print_version ("objdump"); - - if (seenflag == false) - usage (stderr, 2); - - if (formats_info) - display_info (); - else - { - if (optind == argc) - display_file ("a.out", target); - else - for (; optind < argc;) - display_file (argv[optind++], target); - } - - END_PROGRESS (program_name); - - return exit_status; -} |