/* objdump.c -- dump information about an object file.
Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- 2000, 2001, 2002, 2003, 2004
+ 2000, 2001, 2002, 2003, 2004, 2005
Free Software Foundation, Inc.
This file is part of GNU Binutils.
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. */
+ Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
/* Objdump overview.
arelent ** dynrelbuf;
long dynrelcount;
disassembler_ftype disassemble_fn;
+#ifdef DISASSEMBLER_NEEDS_RELOCS
+ arelent * reloc;
+#endif
};
/* Architecture to disassemble for, or default if NULL. */
}
\f
static void
-dump_section_header (bfd *abfd ATTRIBUTE_UNUSED, asection *section,
+dump_section_header (bfd *abfd, asection *section,
void *ignored ATTRIBUTE_UNUSED)
{
char *comma = "";
unsigned int opb = bfd_octets_per_byte (abfd);
+ /* Ignore linker created section. See elfNN_ia64_object_p in
+ bfd/elfxx-ia64.c. */
+ if (section->flags & SEC_LINKER_CREATED)
+ return;
+
printf ("%3d %-13s %08lx ", section->index,
bfd_get_section_name (abfd, section),
(unsigned long) bfd_section_size (abfd, section) / opb);
PF (SEC_NEVER_LOAD, "NEVER_LOAD");
PF (SEC_EXCLUDE, "EXCLUDE");
PF (SEC_SORT_ENTRIES, "SORT_ENTRIES");
- PF (SEC_BLOCK, "BLOCK");
- PF (SEC_CLINK, "CLINK");
+ if (bfd_get_arch (abfd) == bfd_arch_tic54x)
+ {
+ PF (SEC_TIC54X_BLOCK, "BLOCK");
+ PF (SEC_TIC54X_CLINK, "CLINK");
+ }
PF (SEC_SMALL_DATA, "SMALL_DATA");
- PF (SEC_SHARED, "SHARED");
- PF (SEC_ARCH_BIT_0, "ARCH_BIT_0");
+ if (bfd_get_flavour (abfd) == bfd_target_coff_flavour)
+ PF (SEC_COFF_SHARED, "SHARED");
PF (SEC_THREAD_LOCAL, "THREAD_LOCAL");
+ PF (SEC_GROUP, "GROUP");
if ((section->flags & SEC_LINK_ONCE) != 0)
{
if (sym->name == NULL || sym->name[0] == '\0')
continue;
- if (sym->flags & (BSF_DEBUGGING))
+ if (sym->flags & (BSF_DEBUGGING | BSF_SECTION_SYM))
continue;
if (bfd_is_und_section (sym->section)
|| bfd_is_com_section (sym->section))
bfd_boolean skip_zeroes)
{
struct objdump_disasm_info *aux;
- asymbol *sym;
+ asymbol *sym = NULL; /* Initialize to avoid compiler warning. */
+#ifdef DISASSEMBLER_NEEDS_RELOCS
+ bfd_boolean skip_find = FALSE;
+#endif
if (sorted_symcount < 1)
{
}
aux = (struct objdump_disasm_info *) info->application_data;
- sym = find_symbol_for_address (vma, info, NULL);
+
+#ifdef DISASSEMBLER_NEEDS_RELOCS
+ if (aux->reloc != NULL
+ && aux->reloc->sym_ptr_ptr != NULL
+ && * aux->reloc->sym_ptr_ptr != NULL)
+ {
+ sym = * aux->reloc->sym_ptr_ptr;
+
+ /* Adjust the vma to the reloc. */
+ vma += bfd_asymbol_value (sym);
+
+ if (bfd_is_und_section (bfd_get_section (sym)))
+ skip_find = TRUE;
+ }
+
+ if (!skip_find)
+#endif
+ sym = find_symbol_for_address (vma, info, NULL);
+
objdump_print_addr_with_sym (aux->abfd, aux->sec, sym, vma, info,
skip_zeroes);
}
/* The number of zeroes we want to see before we start skipping them.
The number is arbitrarily chosen. */
-#ifndef SKIP_ZEROES
-#define SKIP_ZEROES (8)
-#endif
+#define DEFAULT_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
attempt to avoid disassembling zeroes inserted by section
alignment. */
-#ifndef SKIP_ZEROES_AT_END
-#define SKIP_ZEROES_AT_END (3)
-#endif
+#define DEFAULT_SKIP_ZEROES_AT_END 3
/* Disassemble some data in memory between given values. */
bfd_boolean done_dot;
int skip_addr_chars;
bfd_vma addr_offset;
- int opb = info->octets_per_byte;
+ unsigned int opb = info->octets_per_byte;
+ unsigned int skip_zeroes = info->skip_zeroes;
+ unsigned int skip_zeroes_at_end = info->skip_zeroes_at_end;
+ int octets = opb;
SFILE sfile;
aux = (struct objdump_disasm_info *) info->application_data;
while (addr_offset < stop_offset)
{
bfd_vma z;
- int octets = 0;
bfd_boolean need_nl = FALSE;
+#ifdef DISASSEMBLER_NEEDS_RELOCS
+ int previous_octets;
+
+ /* Remember the length of the previous instruction. */
+ previous_octets = octets;
+#endif
+ octets = 0;
/* If we see more than SKIP_ZEROES octets of zeroes, we just
print `...'. */
if (! disassemble_zeroes
&& (info->insn_info_valid == 0
|| info->branch_delay_insns == 0)
- && (z - addr_offset * opb >= SKIP_ZEROES
+ && (z - addr_offset * opb >= skip_zeroes
|| (z == stop_offset * opb &&
- z - addr_offset * opb < SKIP_ZEROES_AT_END)))
+ z - addr_offset * opb < skip_zeroes_at_end)))
{
printf ("\t...\n");
{
sfile.pos = 0;
info->fprintf_func = (fprintf_ftype) objdump_sprintf;
- info->stream = (FILE *) &sfile;
+ info->stream = &sfile;
info->bytes_per_line = 0;
info->bytes_per_chunk = 0;
+ info->flags = 0;
#ifdef DISASSEMBLER_NEEDS_RELOCS
- /* FIXME: This is wrong. It tests the number of octets
- in the last instruction, not the current one. */
- if (*relppp < relppend
- && (**relppp)->address >= rel_offset + addr_offset
- && ((**relppp)->address
- < rel_offset + addr_offset + octets / opb))
- info->flags = INSN_HAS_RELOC;
- else
+ if (*relppp < relppend)
+ {
+ bfd_signed_vma distance_to_rel;
+
+ distance_to_rel = (**relppp)->address
+ - (rel_offset + addr_offset);
+
+ /* Check to see if the current reloc is associated with
+ the instruction that we are about to disassemble. */
+ if (distance_to_rel == 0
+ /* FIXME: This is wrong. We are trying to catch
+ relocs that are addressed part way through the
+ current instruction, as might happen with a packed
+ VLIW instruction. Unfortunately we do not know the
+ length of the current instruction since we have not
+ disassembled it yet. Instead we take a guess based
+ upon the length of the previous instruction. The
+ proper solution is to have a new target-specific
+ disassembler function which just returns the length
+ of an instruction at a given address without trying
+ to display its disassembly. */
+ || (distance_to_rel > 0
+ && distance_to_rel < (bfd_signed_vma) (previous_octets/ opb)))
+ {
+ info->flags = INSN_HAS_RELOC;
+ aux->reloc = **relppp;
+ }
+ else
+ aux->reloc = NULL;
+ }
#endif
- info->flags = 0;
-
octets = (*disassemble_fn) (section->vma + addr_offset, info);
info->fprintf_func = (fprintf_ftype) fprintf;
info->stream = stdout;
aux.require_sec = FALSE;
aux.dynrelbuf = NULL;
aux.dynrelcount = 0;
+#ifdef DISASSEMBLER_NEEDS_RELOCS
+ aux.reloc = NULL;
+#endif
disasm_info.print_address_func = objdump_print_address;
disasm_info.symbol_at_address_func = objdump_symbol_at_address;
disasm_info.mach = bfd_get_mach (abfd);
disasm_info.disassembler_options = disassembler_options;
disasm_info.octets_per_byte = bfd_octets_per_byte (abfd);
+ disasm_info.skip_zeroes = DEFAULT_SKIP_ZEROES;
+ disasm_info.skip_zeroes_at_end = DEFAULT_SKIP_ZEROES_AT_END;
if (bfd_big_endian (abfd))
disasm_info.display_endian = disasm_info.endian = BFD_ENDIAN_BIG;
if (strtab)
{
- stabs = read_section_stabs (abfd, section->name, &stab_size);
+ stabs = (bfd_byte *) read_section_stabs (abfd, section->name,
+ &stab_size);
if (stabs)
print_section_stabs (abfd, section->name, &sought->string_offset);
}
printf (_("could not determine the type of symbol number %ld\n"),
count);
- else if (dump_special_syms
- || !bfd_is_target_special_symbol (cur_bfd, *current))
+ else if (process_section_p ((* current)->section)
+ && (dump_special_syms
+ || !bfd_is_target_special_symbol (cur_bfd, *current)))
{
const char *name = (*current)->name;
bfd_print_symbol_all);
printf ("\n");
}
+
current++;
}
printf ("\n\n");