/* Support for the generic parts of most COFF variants, for BFD.
Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- 2000, 2001, 2002, 2003
+ 2000, 2001, 2002, 2003, 2004
Free Software Foundation, Inc.
Written by Cygnus Support.
#define STRING_SIZE_SIZE (4)
+#define DOT_DEBUG ".debug"
+#define GNU_LINKONCE_WI ".gnu.linkonce.wi."
+
static long sec_to_styp_flags
PARAMS ((const char *, flagword));
static bfd_boolean styp_to_sec_flags
static bfd_boolean coff_write_object_contents
PARAMS ((bfd *)) ATTRIBUTE_UNUSED;
static bfd_boolean coff_set_section_contents
- PARAMS ((bfd *, asection *, PTR, file_ptr, bfd_size_type));
+ PARAMS ((bfd *, asection *, const PTR, file_ptr, bfd_size_type));
static PTR buy_and_read
PARAMS ((bfd *, file_ptr, bfd_size_type));
static bfd_boolean coff_slurp_line_table
static bfd_boolean coff_apply_checksum
PARAMS ((bfd *));
#endif
+#ifdef TICOFF
+static bfd_boolean ticoff0_bad_format_hook
+ PARAMS ((bfd *, PTR ));
+static bfd_boolean ticoff1_bad_format_hook
+ PARAMS ((bfd *, PTR ));
+#endif
\f
/* void warning(); */
styp_flags = STYP_LIT;
#endif /* _LIT */
}
- else if (!strncmp (sec_name, ".debug", 6))
+ else if (!strncmp (sec_name, DOT_DEBUG, sizeof (DOT_DEBUG) - 1))
{
/* Handle the XCOFF debug section and DWARF2 debug sections. */
if (!sec_name[6])
styp_flags = STYP_DEBUG_INFO;
}
#ifdef COFF_LONG_SECTION_NAMES
- else if (!strncmp (sec_name, ".gnu.linkonce.wi.", 17))
+ else if (!strncmp (sec_name, GNU_LINKONCE_WI, sizeof (GNU_LINKONCE_WI) - 1))
{
styp_flags = STYP_DEBUG_INFO;
}
static long
sec_to_styp_flags (sec_name, sec_flags)
- const char *sec_name ATTRIBUTE_UNUSED;
+ const char *sec_name;
flagword sec_flags;
{
long styp_flags = 0;
PE files. The STYP_* flags and the IMAGE_SCN_* flags overlap,
but there are more IMAGE_SCN_* flags. */
+ /* FIXME: There is no gas syntax to specify the debug section flag. */
+ if (strncmp (sec_name, DOT_DEBUG, sizeof (DOT_DEBUG) - 1) == 0
+ || strncmp (sec_name, GNU_LINKONCE_WI, sizeof (GNU_LINKONCE_WI) - 1) == 0)
+ sec_flags = SEC_READONLY | SEC_DEBUGGING;
+
/* skip LOAD */
/* READONLY later */
/* skip RELOC */
#endif
sec_flags |= SEC_ALLOC;
}
- else if (strncmp (name, ".debug", 6) == 0
+ else if (strncmp (name, DOT_DEBUG, sizeof (DOT_DEBUG) - 1) == 0
#ifdef _COMMENT
|| strcmp (name, _COMMENT) == 0
#endif
#ifdef COFF_LONG_SECTION_NAMES
- || strncmp (name, ".gnu.linkonce.wi.", 17) == 0
+ || strncmp (name, GNU_LINKONCE_WI, sizeof (GNU_LINKONCE_WI) - 1) == 0
#endif
|| strncmp (name, ".stab", 5) == 0)
{
sec_flags &= ~ SEC_READONLY;
break;
case IMAGE_SCN_MEM_DISCARDABLE:
- sec_flags |= SEC_DEBUGGING;
+ /* The MS PE spec sets the DISCARDABLE flag on .reloc sections
+ but we do not want them to be labelled as debug section, since
+ then strip would remove them. */
+ if (strncmp (name, ".reloc", sizeof ".reloc" - 1) != 0)
+ sec_flags |= SEC_DEBUGGING;
break;
case IMAGE_SCN_MEM_SHARED:
sec_flags |= SEC_SHARED;
return TRUE;
}
+#ifdef TICOFF
+static bfd_boolean
+ticoff0_bad_format_hook (abfd, filehdr)
+ bfd *abfd ATTRIBUTE_UNUSED;
+ PTR filehdr;
+{
+ struct internal_filehdr *internal_f = (struct internal_filehdr *) filehdr;
+
+ if (COFF0_BADMAG (*internal_f))
+ return FALSE;
+
+ return TRUE;
+}
+#endif
+
+#ifdef TICOFF
+static bfd_boolean
+ticoff1_bad_format_hook (abfd, filehdr)
+ bfd *abfd ATTRIBUTE_UNUSED;
+ PTR filehdr;
+{
+ struct internal_filehdr *internal_f = (struct internal_filehdr *) filehdr;
+
+ if (COFF1_BADMAG (*internal_f))
+ return FALSE;
+
+ return TRUE;
+}
+#endif
+
/* Check whether this section uses an alignment other than the
default. */
return FALSE;
/* We don't need to set up n_name, n_value, or n_scnum in the native
- symbol information, since they'll be overriden by the BFD symbol
+ symbol information, since they'll be overridden by the BFD symbol
anyhow. However, we do need to set the type and storage class,
in case this symbol winds up getting written out. The value 0
for n_numaux is already correct. */
struct external_reloc dst;
struct internal_reloc n;
file_ptr oldpos = bfd_tell (abfd);
+ bfd_size_type relsz = bfd_coff_relsz (abfd);
+
bfd_seek (abfd, (file_ptr) hdr->s_relptr, 0);
- if (bfd_bread ((PTR) &dst, (bfd_size_type) bfd_coff_relsz (abfd), abfd)
- != bfd_coff_relsz (abfd))
+ if (bfd_bread ((PTR) &dst, relsz, abfd) != relsz)
return;
coff_swap_reloc_in (abfd, &dst, &n);
bfd_seek (abfd, oldpos, 0);
- section->reloc_count = hdr->s_nreloc = n.r_vaddr;
+ section->reloc_count = hdr->s_nreloc = n.r_vaddr - 1;
+ section->rel_filepos += relsz;
}
+ else if (hdr->s_nreloc == 0xffff)
+ (*_bfd_error_handler)
+ ("%s: warning: claims to have 0xffff relocs, without overflow",
+ bfd_get_filename (abfd));
}
#undef ALIGN_SET
#undef ELIFALIGN_SET
case ARMPEMAGIC:
case THUMBPEMAGIC:
arch = bfd_arch_arm;
- switch (internal_f->f_flags & F_ARM_ARCHITECTURE_MASK)
+ machine = bfd_arm_get_mach_from_notes (abfd, ARM_NOTE_SECTION);
+ if (machine == bfd_mach_arm_unknown)
{
- case F_ARM_2: machine = bfd_mach_arm_2; break;
- case F_ARM_2a: machine = bfd_mach_arm_2a; break;
- case F_ARM_3: machine = bfd_mach_arm_3; break;
- default:
- case F_ARM_3M: machine = bfd_mach_arm_3M; break;
- case F_ARM_4: machine = bfd_mach_arm_4; break;
- case F_ARM_4T: machine = bfd_mach_arm_4T; break;
- /* The COFF header does not have enough bits available
- to cover all the different ARM architectures. So
- we interpret F_ARM_5, the highest flag value to mean
- "the highest ARM architecture known to BFD" which is
- currently the XScale. */
- case F_ARM_5: machine = bfd_mach_arm_XScale; break;
+ switch (internal_f->f_flags & F_ARM_ARCHITECTURE_MASK)
+ {
+ case F_ARM_2: machine = bfd_mach_arm_2; break;
+ case F_ARM_2a: machine = bfd_mach_arm_2a; break;
+ case F_ARM_3: machine = bfd_mach_arm_3; break;
+ default:
+ case F_ARM_3M: machine = bfd_mach_arm_3M; break;
+ case F_ARM_4: machine = bfd_mach_arm_4; break;
+ case F_ARM_4T: machine = bfd_mach_arm_4T; break;
+ /* The COFF header does not have enough bits available
+ to cover all the different ARM architectures. So
+ we interpret F_ARM_5, the highest flag value to mean
+ "the highest ARM architecture known to BFD" which is
+ currently the XScale. */
+ case F_ARM_5: machine = bfd_mach_arm_XScale; break;
+ }
}
-
- {
- asection * arm_arch_section;
-
- arm_arch_section = bfd_get_section_by_name (abfd, ".note");
-
- if (arm_arch_section)
- {
- bfd_byte buffer [4];
-
- if (! bfd_get_section_contents (abfd, arm_arch_section, buffer,
- (file_ptr) 0, sizeof buffer))
- (*_bfd_error_handler)
- (_("%s: warning: unable to retrieve .note section from %s"),
- bfd_get_filename (abfd));
-
- /* We have to extract the value this way to allow for a
- host whose endian-ness is different from the target. */
- machine = bfd_get_32 (abfd, buffer);
- }
- }
break;
#endif
#ifdef MC68MAGIC
case H8300MAGIC:
arch = bfd_arch_h8300;
machine = bfd_mach_h8300;
- /* !! FIXME this probably isn't the right place for this */
+ /* !! FIXME this probably isn't the right place for this. */
abfd->flags |= BFD_IS_RELAXABLE;
break;
#endif
case H8300HMAGIC:
arch = bfd_arch_h8300;
machine = bfd_mach_h8300h;
- /* !! FIXME this probably isn't the right place for this */
+ /* !! FIXME this probably isn't the right place for this. */
abfd->flags |= BFD_IS_RELAXABLE;
break;
#endif
case H8300SMAGIC:
arch = bfd_arch_h8300;
machine = bfd_mach_h8300s;
- /* !! FIXME this probably isn't the right place for this */
+ /* !! FIXME this probably isn't the right place for this. */
+ abfd->flags |= BFD_IS_RELAXABLE;
+ break;
+#endif
+
+#ifdef H8300HNMAGIC
+ case H8300HNMAGIC:
+ arch = bfd_arch_h8300;
+ machine = bfd_mach_h8300hn;
+ /* !! FIXME this probably isn't the right place for this. */
+ abfd->flags |= BFD_IS_RELAXABLE;
+ break;
+#endif
+
+#ifdef H8300SNMAGIC
+ case H8300SNMAGIC:
+ arch = bfd_arch_h8300;
+ machine = bfd_mach_h8300sn;
+ /* !! FIXME this probably isn't the right place for this. */
abfd->flags |= BFD_IS_RELAXABLE;
break;
#endif
case bfd_mach_h8300s:
*magicp = H8300SMAGIC;
return TRUE;
+ case bfd_mach_h8300hn:
+ *magicp = H8300HNMAGIC;
+ return TRUE;
+ case bfd_mach_h8300sn:
+ *magicp = H8300SNMAGIC;
+ return TRUE;
}
break;
#endif
{
asection *dsec;
- dsec = bfd_make_section_old_way (abfd, ".debug");
+ dsec = bfd_make_section_old_way (abfd, DOT_DEBUG);
if (dsec == NULL)
abort ();
dsec->_raw_size = sz;
if (coff_data (abfd)->link_info)
{
page_size = pe_data (abfd)->pe_opthdr.FileAlignment;
+
+ /* If no file alignment has been set, default to one.
+ This repairs 'ld -r' for arm-wince-pe target. */
+ if (page_size == 0)
+ page_size = 1;
}
else
page_size = PE_DEF_FILE_ALIGNMENT;
#ifdef COFF_IMAGE_WITH_PE
if (! hasdebug)
internal_f.f_flags |= IMAGE_FILE_DEBUG_STRIPPED;
+ if (pe_data (abfd)->real_flags & IMAGE_FILE_LARGE_ADDRESS_AWARE)
+ internal_f.f_flags |= IMAGE_FILE_LARGE_ADDRESS_AWARE;
#endif
-#ifndef COFF_WITH_PE
+#ifdef COFF_WITH_PE
+ internal_f.f_flags |= IMAGE_FILE_32BIT_MACHINE;
+#else
if (bfd_little_endian (abfd))
internal_f.f_flags |= F_AR32WR;
else
coff_set_section_contents (abfd, section, location, offset, count)
bfd * abfd;
sec_ptr section;
- PTR location;
+ const PTR location;
file_ptr offset;
bfd_size_type count;
{
amt = (bfd_size_type) bfd_coff_linesz (abfd) * asect->lineno_count;
native_lineno = (LINENO *) buy_and_read (abfd, asect->line_filepos, amt);
+ if (native_lineno == NULL)
+ {
+ (*_bfd_error_handler)
+ (_("%s: warning: line number table read failed"),
+ bfd_archive_filename (abfd));
+ return FALSE;
+ }
amt = ((bfd_size_type) asect->lineno_count + 1) * sizeof (alent);
lineno_cache = (alent *) bfd_alloc (abfd, amt);
if (lineno_cache == NULL)
#endif
case C_REGPARM: /* Register parameter. */
case C_REG: /* register variable. */
- /* C_AUTOARG conflictes with TI COFF C_UEXT. */
+ /* C_AUTOARG conflicts with TI COFF C_UEXT. */
#if !defined (TIC80COFF) && !defined (TICOFF)
#ifdef C_AUTOARG
case C_AUTOARG: /* 960-specific storage class. */
case C_RSYM:
case C_RPSYM:
case C_STSYM:
+ case C_TCSYM:
case C_BCOMM:
+ case C_ECOML:
case C_ECOMM:
case C_DECL:
case C_ENTRY:
struct coff_link_hash_entry *, struct internal_syment *,
bfd_vma *));
-/*ARGSUSED*/
static reloc_howto_type *
coff_rtype_to_howto (abfd, sec, rel, h, sym, addendp)
bfd *abfd ATTRIBUTE_UNUSED;
coff_link_output_has_begun, coff_final_link_postscript
};
+#ifdef TICOFF
+/* COFF0 differs in file/section header size and relocation entry size. */
+static const bfd_coff_backend_data ticoff0_swap_table =
+{
+ coff_SWAP_aux_in, coff_SWAP_sym_in, coff_SWAP_lineno_in,
+ coff_SWAP_aux_out, coff_SWAP_sym_out,
+ coff_SWAP_lineno_out, coff_SWAP_reloc_out,
+ coff_SWAP_filehdr_out, coff_SWAP_aouthdr_out,
+ coff_SWAP_scnhdr_out,
+ FILHSZ_V0, AOUTSZ, SCNHSZ_V01, SYMESZ, AUXESZ, RELSZ_V0, LINESZ, FILNMLEN,
+#ifdef COFF_LONG_FILENAMES
+ TRUE,
+#else
+ FALSE,
+#endif
+#ifdef COFF_LONG_SECTION_NAMES
+ TRUE,
+#else
+ FALSE,
+#endif
+ COFF_DEFAULT_SECTION_ALIGNMENT_POWER,
+#ifdef COFF_FORCE_SYMBOLS_IN_STRINGS
+ TRUE,
+#else
+ FALSE,
+#endif
+#ifdef COFF_DEBUG_STRING_WIDE_PREFIX
+ 4,
+#else
+ 2,
+#endif
+ coff_SWAP_filehdr_in, coff_SWAP_aouthdr_in, coff_SWAP_scnhdr_in,
+ coff_SWAP_reloc_in, ticoff0_bad_format_hook, coff_set_arch_mach_hook,
+ coff_mkobject_hook, styp_to_sec_flags, coff_set_alignment_hook,
+ coff_slurp_symbol_table, symname_in_debug_hook, coff_pointerize_aux_hook,
+ coff_print_aux, coff_reloc16_extra_cases, coff_reloc16_estimate,
+ coff_classify_symbol, coff_compute_section_file_positions,
+ coff_start_final_link, coff_relocate_section, coff_rtype_to_howto,
+ coff_adjust_symndx, coff_link_add_one_symbol,
+ coff_link_output_has_begun, coff_final_link_postscript
+};
+#endif
+
+#ifdef TICOFF
+/* COFF1 differs in section header size. */
+static const bfd_coff_backend_data ticoff1_swap_table =
+{
+ coff_SWAP_aux_in, coff_SWAP_sym_in, coff_SWAP_lineno_in,
+ coff_SWAP_aux_out, coff_SWAP_sym_out,
+ coff_SWAP_lineno_out, coff_SWAP_reloc_out,
+ coff_SWAP_filehdr_out, coff_SWAP_aouthdr_out,
+ coff_SWAP_scnhdr_out,
+ FILHSZ, AOUTSZ, SCNHSZ_V01, SYMESZ, AUXESZ, RELSZ, LINESZ, FILNMLEN,
+#ifdef COFF_LONG_FILENAMES
+ TRUE,
+#else
+ FALSE,
+#endif
+#ifdef COFF_LONG_SECTION_NAMES
+ TRUE,
+#else
+ FALSE,
+#endif
+ COFF_DEFAULT_SECTION_ALIGNMENT_POWER,
+#ifdef COFF_FORCE_SYMBOLS_IN_STRINGS
+ TRUE,
+#else
+ FALSE,
+#endif
+#ifdef COFF_DEBUG_STRING_WIDE_PREFIX
+ 4,
+#else
+ 2,
+#endif
+ coff_SWAP_filehdr_in, coff_SWAP_aouthdr_in, coff_SWAP_scnhdr_in,
+ coff_SWAP_reloc_in, ticoff1_bad_format_hook, coff_set_arch_mach_hook,
+ coff_mkobject_hook, styp_to_sec_flags, coff_set_alignment_hook,
+ coff_slurp_symbol_table, symname_in_debug_hook, coff_pointerize_aux_hook,
+ coff_print_aux, coff_reloc16_extra_cases, coff_reloc16_estimate,
+ coff_classify_symbol, coff_compute_section_file_positions,
+ coff_start_final_link, coff_relocate_section, coff_rtype_to_howto,
+ coff_adjust_symndx, coff_link_add_one_symbol,
+ coff_link_output_has_begun, coff_final_link_postscript
+};
+#endif
+
#ifndef coff_close_and_cleanup
#define coff_close_and_cleanup _bfd_generic_close_and_cleanup
#endif
#define coff_bfd_copy_private_symbol_data _bfd_generic_bfd_copy_private_symbol_data
#endif
+#ifndef coff_bfd_copy_private_header_data
+#define coff_bfd_copy_private_header_data _bfd_generic_bfd_copy_private_header_data
+#endif
+
#ifndef coff_bfd_copy_private_section_data
#define coff_bfd_copy_private_section_data _bfd_generic_bfd_copy_private_section_data
#endif
#define coff_bfd_merge_sections bfd_generic_merge_sections
#endif
+#ifndef coff_bfd_is_group_section
+#define coff_bfd_is_group_section bfd_generic_is_group_section
+#endif
+
#ifndef coff_bfd_discard_group
#define coff_bfd_discard_group bfd_generic_discard_group
#endif
-#define CREATE_BIG_COFF_TARGET_VEC(VAR, NAME, EXTRA_O_FLAGS, EXTRA_S_FLAGS, UNDER, ALTERNATIVE) \
+#define CREATE_BIG_COFF_TARGET_VEC(VAR, NAME, EXTRA_O_FLAGS, EXTRA_S_FLAGS, UNDER, ALTERNATIVE, SWAP_TABLE) \
const bfd_target VAR = \
{ \
NAME , \
\
ALTERNATIVE, \
\
- COFF_SWAP_TABLE \
+ SWAP_TABLE \
+};
+
+#define CREATE_BIGHDR_COFF_TARGET_VEC(VAR, NAME, EXTRA_O_FLAGS, EXTRA_S_FLAGS, UNDER, ALTERNATIVE, SWAP_TABLE) \
+const bfd_target VAR = \
+{ \
+ NAME , \
+ bfd_target_coff_flavour, \
+ BFD_ENDIAN_LITTLE, /* data byte order is little */ \
+ BFD_ENDIAN_BIG, /* header byte order is big */ \
+ /* object flags */ \
+ (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | \
+ HAS_SYMS | HAS_LOCALS | WP_TEXT | EXTRA_O_FLAGS), \
+ /* section flags */ \
+ (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | EXTRA_S_FLAGS),\
+ UNDER, /* leading symbol underscore */ \
+ '/', /* ar_pad_char */ \
+ 15, /* ar_max_namelen */ \
+ \
+ /* Data conversion functions. */ \
+ bfd_getb64, bfd_getb_signed_64, bfd_putb64, \
+ bfd_getb32, bfd_getb_signed_32, bfd_putb32, \
+ bfd_getb16, bfd_getb_signed_16, bfd_putb16, \
+ \
+ /* Header conversion functions. */ \
+ bfd_getb64, bfd_getb_signed_64, bfd_putb64, \
+ bfd_getb32, bfd_getb_signed_32, bfd_putb32, \
+ bfd_getb16, bfd_getb_signed_16, bfd_putb16, \
+ \
+ /* bfd_check_format */ \
+ { _bfd_dummy_target, coff_object_p, bfd_generic_archive_p, \
+ _bfd_dummy_target }, \
+ /* bfd_set_format */ \
+ { bfd_false, coff_mkobject, _bfd_generic_mkarchive, bfd_false }, \
+ /* bfd_write_contents */ \
+ { bfd_false, coff_write_object_contents, _bfd_write_archive_contents, \
+ bfd_false }, \
+ \
+ BFD_JUMP_TABLE_GENERIC (coff), \
+ BFD_JUMP_TABLE_COPY (coff), \
+ BFD_JUMP_TABLE_CORE (_bfd_nocore), \
+ BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff), \
+ BFD_JUMP_TABLE_SYMBOLS (coff), \
+ BFD_JUMP_TABLE_RELOCS (coff), \
+ BFD_JUMP_TABLE_WRITE (coff), \
+ BFD_JUMP_TABLE_LINK (coff), \
+ BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), \
+ \
+ ALTERNATIVE, \
+ \
+ SWAP_TABLE \
};
-#define CREATE_LITTLE_COFF_TARGET_VEC(VAR, NAME, EXTRA_O_FLAGS, EXTRA_S_FLAGS, UNDER, ALTERNATIVE) \
+#define CREATE_LITTLE_COFF_TARGET_VEC(VAR, NAME, EXTRA_O_FLAGS, EXTRA_S_FLAGS, UNDER, ALTERNATIVE, SWAP_TABLE) \
const bfd_target VAR = \
{ \
NAME , \
\
ALTERNATIVE, \
\
- COFF_SWAP_TABLE \
+ SWAP_TABLE \
};
projects / deliverable / binutils-gdb.git / blobdiff