/* BFD back-end for IBM RS/6000 "XCOFF64" files.
- Copyright 2000
+ Copyright 2000, 2001
Free Software Foundation, Inc.
Written Clinton Popetz.
Contributed by Cygnus Support.
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-/* Internalcoff.h and coffcode.h modify themselves based on these flags. */
-#define XCOFF64
-#define RS6000COFF_C 1
-
#include "bfd.h"
#include "sysdep.h"
+#include "bfdlink.h"
#include "libbfd.h"
#include "coff/internal.h"
+#include "coff/xcoff.h"
#include "coff/rs6k64.h"
-#include "libcoff.h"
-
+#include "libcoff.h"
+#include "libxcoff.h"
#define GET_FILEHDR_SYMPTR bfd_h_get_64
#define PUT_FILEHDR_SYMPTR bfd_h_put_64
#define COFF_FORCE_SYMBOLS_IN_STRINGS
#define COFF_DEBUG_STRING_WIDE_PREFIX
-#define TARGET_SYM rs6000coff64_vec
-#define TARGET_NAME "aixcoff64-rs6000"
#define COFF_ADJUST_SCNHDR_OUT_POST(ABFD,INT,EXT) \
do { \
memset (((SCNHDR *)EXT)->s_pad, 0, sizeof (((SCNHDR *)EXT)->s_pad));\
} while(0)
+/* In case we're on a 32-bit machine, construct a 64-bit "-1" value
+ from smaller values. Start with zero, widen, *then* decrement. */
+#define MINUS_ONE (((bfd_vma)0) - 1)
+
+
#define NO_COFF_LINENOS
-#define coff_SWAP_lineno_in xcoff64_swap_lineno_in
-#define coff_SWAP_lineno_out xcoff64_swap_lineno_out
+#define coff_SWAP_lineno_in _bfd_xcoff64_swap_lineno_in
+#define coff_SWAP_lineno_out _bfd_xcoff64_swap_lineno_out
#define PUTWORD bfd_h_put_32
#define PUTHALF bfd_h_put_16
/* For XCOFF64, the effective width of symndx changes depending on
whether we are the first entry. Sigh. */
static void
-xcoff64_swap_lineno_in (abfd, ext1, in1)
+_bfd_xcoff64_swap_lineno_in (abfd, ext1, in1)
bfd *abfd;
PTR ext1;
PTR in1;
in->l_addr.l_symndx =
bfd_h_get_32(abfd, (bfd_byte *) ext->l_addr.l_symndx);
else
- in->l_addr.l_symndx =
- bfd_h_get_64(abfd, (bfd_byte *) ext->l_addr.l_symndx);
+ in->l_addr.l_paddr =
+ bfd_h_get_64(abfd, (bfd_byte *) ext->l_addr.l_paddr);
}
static unsigned int
-xcoff64_swap_lineno_out (abfd, inp, outp)
+_bfd_xcoff64_swap_lineno_out (abfd, inp, outp)
bfd *abfd;
PTR inp;
PTR outp;
if (in->l_lnno == 0)
bfd_h_put_32 (abfd, in->l_addr.l_symndx, (bfd_byte *)ext->l_addr.l_symndx);
else
- bfd_h_put_64 (abfd, in->l_addr.l_symndx, (bfd_byte *)ext->l_addr.l_symndx);
+ bfd_h_put_64 (abfd, in->l_addr.l_paddr, (bfd_byte *)ext->l_addr.l_paddr);
return bfd_coff_linesz (abfd);
}
-#define NO_COFF_SYMBOLS
-static void xcoff64_swap_sym_in PARAMS ((bfd *, PTR, PTR));
-static unsigned int xcoff64_swap_sym_out PARAMS ((bfd *, PTR, PTR));
-static void xcoff64_swap_aux_in PARAMS ((bfd *, PTR, int, int, int, int, PTR));
-static unsigned int xcoff64_swap_aux_out PARAMS ((bfd *, PTR, int, int, int, int, PTR));
+static void _bfd_xcoff64_swap_sym_in PARAMS ((bfd *, PTR, PTR));
+static unsigned int _bfd_xcoff64_swap_sym_out PARAMS ((bfd *, PTR, PTR));
+static void _bfd_xcoff64_swap_aux_in PARAMS ((bfd *, PTR, int, int, int, int, PTR));
+static unsigned int _bfd_xcoff64_swap_aux_out PARAMS ((bfd *, PTR, int, int, int, int, PTR));
static void
-xcoff64_swap_sym_in (abfd, ext1, in1)
+_bfd_xcoff64_swap_sym_in (abfd, ext1, in1)
bfd *abfd;
PTR ext1;
PTR in1;
{
- SYMENT *ext = (SYMENT *)ext1;
+ struct external_syment *ext = (struct external_syment *)ext1;
struct internal_syment *in = (struct internal_syment *)in1;
-
in->_n._n_n._n_zeroes = 0;
in->_n._n_n._n_offset = bfd_h_get_32(abfd, (bfd_byte *) ext->e_offset);
- in->n_value = bfd_h_get_64(abfd, (bfd_byte *) ext->e.e_value);
+ in->n_value = bfd_h_get_64(abfd, (bfd_byte *) ext->e_value);
in->n_scnum = bfd_h_get_16(abfd, (bfd_byte *) ext->e_scnum);
in->n_type = bfd_h_get_16(abfd, (bfd_byte *) ext->e_type);
in->n_sclass = bfd_h_get_8(abfd, ext->e_sclass);
}
static unsigned int
-xcoff64_swap_sym_out (abfd, inp, extp)
+_bfd_xcoff64_swap_sym_out (abfd, inp, extp)
bfd *abfd;
PTR inp;
PTR extp;
{
struct internal_syment *in = (struct internal_syment *)inp;
- SYMENT *ext =(SYMENT *)extp;
+ struct external_syment *ext =(struct external_syment *)extp;
bfd_h_put_32(abfd, in->_n._n_n._n_offset, (bfd_byte *) ext->e_offset);
- bfd_h_put_64(abfd, in->n_value , (bfd_byte *) ext->e.e_value);
+ bfd_h_put_64(abfd, in->n_value , (bfd_byte *) ext->e_value);
bfd_h_put_16(abfd, in->n_scnum , (bfd_byte *) ext->e_scnum);
bfd_h_put_16(abfd, in->n_type , (bfd_byte *) ext->e_type);
bfd_h_put_8(abfd, in->n_sclass , ext->e_sclass);
}
static void
-xcoff64_swap_aux_in (abfd, ext1, type, class, indx, numaux, in1)
+_bfd_xcoff64_swap_aux_in (abfd, ext1, type, class, indx, numaux, in1)
bfd *abfd;
PTR ext1;
int type;
int numaux;
PTR in1;
{
- AUXENT *ext = (AUXENT *)ext1;
+ union external_auxent *ext = (union external_auxent *)ext1;
union internal_auxent *in = (union internal_auxent *)in1;
switch (class) {
case C_FILE:
- if (ext->x_file.x_fname[0] == 0) {
+ if (ext->x_file.x_n.x_zeroes == 0) {
in->x_file.x_n.x_zeroes = 0;
in->x_file.x_n.x_offset =
bfd_h_get_32(abfd, (bfd_byte *) ext->x_file.x_n.x_offset);
} else {
- if (numaux > 1)
- {
- if (indx == 0)
- memcpy (in->x_file.x_fname, ext->x_file.x_fname,
- numaux * sizeof (AUXENT));
- }
- else
- {
- memcpy (in->x_file.x_fname, ext->x_file.x_fname, FILNMLEN);
- }
- }
+ memcpy (in->x_file.x_fname, ext->x_file.x_fname, FILNMLEN);
+ }
goto end;
/* RS/6000 "csect" auxents */
case C_HIDEXT:
if (indx + 1 == numaux)
{
- in->x_csect.x_scnlen.l =
- bfd_h_get_32(abfd, ext->x_csect.x_scnlen_lo);
- /* FIXME: If we want section lengths larger than 32 bits, we need
- to modify the internal coff structures to support it. */
+ bfd_signed_vma h = 0;
+ bfd_vma l = 0;
+
+ h = bfd_h_get_signed_32(abfd, ext->x_csect.x_scnlen_hi);
+ l = bfd_h_get_32 (abfd, ext->x_csect.x_scnlen_lo);
+
+ in->x_csect.x_scnlen.l = h << 32 | (l & 0xffffffff);
+
in->x_csect.x_parmhash = bfd_h_get_32 (abfd,
ext->x_csect.x_parmhash);
in->x_csect.x_snhash = bfd_h_get_16 (abfd, ext->x_csect.x_snhash);
static unsigned int
-xcoff64_swap_aux_out (abfd, inp, type, class, indx, numaux, extp)
+_bfd_xcoff64_swap_aux_out (abfd, inp, type, class, indx, numaux, extp)
bfd *abfd;
PTR inp;
int type;
PTR extp;
{
union internal_auxent *in = (union internal_auxent *)inp;
- AUXENT *ext = (AUXENT *)extp;
+ union external_auxent *ext = (union external_auxent *)extp;
memset((PTR)ext, 0, bfd_coff_auxesz (abfd));
switch (class)
{
case C_FILE:
- if (in->x_file.x_fname[0] == 0)
- {
- PUTWORD(abfd, 0, (bfd_byte *) ext->x_file.x_n.x_zeroes);
- PUTWORD(abfd,
- in->x_file.x_n.x_offset,
+ if (ext->x_file.x_n.x_zeroes == 0) {
+ bfd_h_put_32 (abfd, 0, (bfd_byte *) ext->x_file.x_n.x_zeroes);
+ bfd_h_put_32 (abfd, in->x_file.x_n.x_offset,
(bfd_byte *) ext->x_file.x_n.x_offset);
- }
- else
- {
+ } else {
memcpy (ext->x_file.x_fname, in->x_file.x_fname, FILNMLEN);
- }
- PUTBYTE (abfd, _AUX_FILE, (bfd_byte *) ext->x_auxtype.x_auxtype);
+ }
+ bfd_h_put_8 (abfd, _AUX_FILE, (bfd_byte *) ext->x_auxtype.x_auxtype);
goto end;
/* RS/6000 "csect" auxents */
case C_HIDEXT:
if (indx + 1 == numaux)
{
- PUTWORD (abfd, in->x_csect.x_scnlen.l, ext->x_csect.x_scnlen_lo);
- PUTWORD (abfd, in->x_csect.x_parmhash, ext->x_csect.x_parmhash);
- PUTHALF (abfd, in->x_csect.x_snhash, ext->x_csect.x_snhash);
+ bfd_vma temp;
+
+ temp = in->x_csect.x_scnlen.l & 0xffffffff;
+ bfd_h_put_32 (abfd, temp, ext->x_csect.x_scnlen_lo);
+ temp = in->x_csect.x_scnlen.l >> 32;
+ bfd_h_put_32 (abfd, temp, ext->x_csect.x_scnlen_hi);
+ bfd_h_put_32 (abfd, in->x_csect.x_parmhash, ext->x_csect.x_parmhash);
+ bfd_h_put_16 (abfd, in->x_csect.x_snhash, ext->x_csect.x_snhash);
/* We don't have to hack bitfields in x_smtyp because it's
defined by shifts-and-ands, which are equivalent on all
byte orders. */
- PUTBYTE (abfd, in->x_csect.x_smtyp, ext->x_csect.x_smtyp);
- PUTBYTE (abfd, in->x_csect.x_smclas, ext->x_csect.x_smclas);
- PUTBYTE (abfd, _AUX_CSECT, (bfd_byte *) ext->x_auxtype.x_auxtype);
+ bfd_h_put_8 (abfd, in->x_csect.x_smtyp, ext->x_csect.x_smtyp);
+ bfd_h_put_8 (abfd, in->x_csect.x_smclas, ext->x_csect.x_smclas);
+ bfd_h_put_8 (abfd, _AUX_CSECT, (bfd_byte *) ext->x_auxtype.x_auxtype);
goto end;
}
break;
if (class == C_BLOCK || class == C_FCN || ISFCN (type) || ISTAG (class))
{
bfd_h_put_64(abfd, in->x_sym.x_fcnary.x_fcn.x_lnnoptr,
- (bfd_byte *) ext->x_sym.x_fcnary.x_fcn.x_lnnoptr);
- PUTBYTE (abfd, _AUX_FCN, (bfd_byte *) ext->x_auxtype.x_auxtype);
- PUTWORD(abfd, in->x_sym.x_fcnary.x_fcn.x_endndx.l,
- (bfd_byte *) ext->x_sym.x_fcnary.x_fcn.x_endndx);
+ (bfd_byte *) ext->x_sym.x_fcnary.x_fcn.x_lnnoptr);
+ bfd_h_put_8 (abfd, _AUX_FCN, (bfd_byte *) ext->x_auxtype.x_auxtype);
+ bfd_h_put_32(abfd, in->x_sym.x_fcnary.x_fcn.x_endndx.l,
+ (bfd_byte *) ext->x_sym.x_fcnary.x_fcn.x_endndx);
}
if (ISFCN (type))
- PUTWORD (abfd, in->x_sym.x_misc.x_fsize,
- (bfd_byte *) ext->x_sym.x_fcnary.x_fcn.x_fsize);
+ bfd_h_put_32 (abfd, in->x_sym.x_misc.x_fsize,
+ (bfd_byte *) ext->x_sym.x_fcnary.x_fcn.x_fsize);
else
{
bfd_h_put_32(abfd, in->x_sym.x_misc.x_lnsz.x_lnno,
}
end:
+
return bfd_coff_auxesz (abfd);
}
-#define SELECT_RELOC(internal, howto) \
- { \
- internal.r_type = howto->type; \
- internal.r_size = \
- ((howto->complain_on_overflow == complain_overflow_signed \
- ? 0x80 \
- : 0) \
- | (howto->bitsize - 1)); \
- }
-\f
-#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3)
-
-#define COFF_LONG_FILENAMES
+static boolean
+_bfd_xcoff64_put_symbol_name (bfd *abfd, struct bfd_strtab_hash *strtab,
+ struct internal_syment *sym,
+ const char *name) {
+ boolean hash;
+ bfd_size_type indx;
+
+ hash = true;
+
+ if ((abfd->flags & BFD_TRADITIONAL_FORMAT) != 0)
+ hash = false;
+
+ indx = _bfd_stringtab_add (strtab, name, hash, false);
+
+ if (indx == (bfd_size_type) -1)
+ return false;
+
+ sym->_n._n_n._n_zeroes = 0;
+ sym->_n._n_n._n_offset = STRING_SIZE_SIZE + indx;
+
+ return true;
+}
-#define RTYPE2HOWTO(cache_ptr, dst) _bfd_xcoff_rtype2howto (cache_ptr, dst)
+static boolean
+_bfd_xcoff64_put_ldsymbol_name (abfd, ldinfo, ldsym, name)
+ bfd *abfd ATTRIBUTE_UNUSED;
+ struct xcoff_loader_info *ldinfo;
+ struct internal_ldsym *ldsym;
+ const char *name;
+{
-#define coff_SWAP_sym_in xcoff64_swap_sym_in
-#define coff_SWAP_sym_out xcoff64_swap_sym_out
-#define coff_SWAP_aux_in xcoff64_swap_aux_in
-#define coff_SWAP_aux_out xcoff64_swap_aux_out
-#define coff_mkobject _bfd_xcoff_mkobject
-#define coff_bfd_copy_private_bfd_data _bfd_xcoff_copy_private_bfd_data
-#define coff_bfd_is_local_label_name _bfd_xcoff_is_local_label_name
-#define coff_bfd_reloc_type_lookup _bfd_xcoff_reloc_type_lookup
-#define coff_relocate_section _bfd_ppc_xcoff_relocate_section
+ size_t len;
+ len = strlen (name);
+
+ if (ldinfo->string_size + len + 3 > ldinfo->string_alc){
+ size_t newalc;
+ bfd_byte *newstrings;
+
+ newalc = ldinfo->string_alc * 2;
+ if (newalc == 0)
+ newalc = 32;
+ while (ldinfo->string_size + len + 3 > newalc)
+ newalc *= 2;
+
+ newstrings = ((bfd_byte *)
+ bfd_realloc ((PTR) ldinfo->strings, newalc));
+ if (newstrings == NULL) {
+ ldinfo->failed = true;
+ return false;
+ }
+ ldinfo->string_alc = newalc;
+ ldinfo->strings = newstrings;
+ }
+
+ bfd_put_16 (ldinfo->output_bfd, len + 1,
+ ldinfo->strings + ldinfo->string_size);
+ strcpy (ldinfo->strings + ldinfo->string_size + 2, name);
+ ldsym->_l._l_l._l_zeroes = 0;
+ ldsym->_l._l_l._l_offset = ldinfo->string_size + 2;
+ ldinfo->string_size += len + 3;
+
+ return true;
+}
extern boolean _bfd_xcoff_mkobject PARAMS ((bfd *));
extern boolean _bfd_xcoff_copy_private_bfd_data PARAMS ((bfd *, bfd *));
extern boolean _bfd_xcoff_is_local_label_name PARAMS ((bfd *, const char *));
-extern void _bfd_xcoff_rtype2howto
+extern void xcoff64_rtype2howto
PARAMS ((arelent *, struct internal_reloc *));
-extern reloc_howto_type *_bfd_xcoff_reloc_type_lookup
+extern reloc_howto_type * xcoff64_reloc_type_lookup
PARAMS ((bfd *, bfd_reloc_code_real_type));
extern boolean _bfd_xcoff_slurp_armap PARAMS ((bfd *));
-extern const bfd_target *_bfd_xcoff_archive_p PARAMS ((bfd *));
extern PTR _bfd_xcoff_read_ar_hdr PARAMS ((bfd *));
extern bfd *_bfd_xcoff_openr_next_archived_file PARAMS ((bfd *, bfd *));
extern int _bfd_xcoff_generic_stat_arch_elt PARAMS ((bfd *, struct stat *));
PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int));
extern boolean _bfd_xcoff_write_archive_contents PARAMS ((bfd *));
extern int _bfd_xcoff_sizeof_headers PARAMS ((bfd *, boolean));
+extern void _bfd_xcoff_swap_sym_in PARAMS ((bfd *, PTR, PTR));
+extern unsigned int _bfd_xcoff_swap_sym_out PARAMS ((bfd *, PTR, PTR));
+extern void _bfd_xcoff_swap_aux_in PARAMS ((bfd *, PTR, int, int, int, int, PTR));
+extern unsigned int _bfd_xcoff_swap_aux_out PARAMS ((bfd *, PTR, int, int, int, int, PTR));
-#define _bfd_xcoff_slurp_extended_name_table bfd_false
-#define _bfd_xcoff_construct_extended_name_table \
- ((boolean (*) PARAMS ((bfd *, char **, bfd_size_type *, const char **))) \
- bfd_false)
-#define _bfd_xcoff_truncate_arname bfd_dont_truncate_arname
+/* coffcode.h needs these to be defined */
+/* Internalcoff.h and coffcode.h modify themselves based on these flags. */
+#define XCOFF64
+#define RS6000COFF_C 1
-/* We can use the standard get_elt_at_index routine. */
+#define SELECT_RELOC(internal, howto) \
+ { \
+ internal.r_type = howto->type; \
+ internal.r_size = \
+ ((howto->complain_on_overflow == complain_overflow_signed \
+ ? 0x80 \
+ : 0) \
+ | (howto->bitsize - 1)); \
+ }
-#define _bfd_xcoff_get_elt_at_index _bfd_generic_get_elt_at_index
+#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3)
+#define COFF_LONG_FILENAMES
+#define NO_COFF_SYMBOLS
+#define RTYPE2HOWTO(cache_ptr, dst) xcoff64_rtype2howto (cache_ptr, dst)
+#define coff_mkobject _bfd_xcoff_mkobject
+#define coff_bfd_copy_private_bfd_data _bfd_xcoff_copy_private_bfd_data
+#define coff_bfd_is_local_label_name _bfd_xcoff_is_local_label_name
+#define coff_bfd_reloc_type_lookup xcoff64_reloc_type_lookup
+#ifdef AIX_CORE
+extern const bfd_target * rs6000coff_core_p ();
+extern boolean rs6000coff_core_file_matches_executable_p ();
+extern char *rs6000coff_core_file_failing_command PARAMS ((bfd *abfd));
+extern int rs6000coff_core_file_failing_signal PARAMS ((bfd *abfd));
+#define CORE_FILE_P rs6000coff_core_p
+#define coff_core_file_failing_command \
+ rs6000coff_core_file_failing_command
+#define coff_core_file_failing_signal \
+ rs6000coff_core_file_failing_signal
+#define coff_core_file_matches_executable_p \
+ rs6000coff_core_file_matches_executable_p
+#else
+#define CORE_FILE_P _bfd_dummy_target
+#define coff_core_file_failing_command \
+ _bfd_nocore_core_file_failing_command
+#define coff_core_file_failing_signal \
+ _bfd_nocore_core_file_failing_signal
+#define coff_core_file_matches_executable_p \
+ _bfd_nocore_core_file_matches_executable_p
+#endif
+#define coff_SWAP_sym_in _bfd_xcoff64_swap_sym_in
+#define coff_SWAP_sym_out _bfd_xcoff64_swap_sym_out
+#define coff_SWAP_aux_in _bfd_xcoff64_swap_aux_in
+#define coff_SWAP_aux_out _bfd_xcoff64_swap_aux_out
-/* XCOFF archives do not have a timestamp. */
-#define _bfd_xcoff_update_armap_timestamp bfd_true
#include "coffcode.h"
-#define CORE_FILE_P _bfd_dummy_target
+/* Routines to swap information in the XCOFF .loader section. If we
+ ever need to write an XCOFF loader, this stuff will need to be
+ moved to another file shared by the linker (which XCOFF calls the
+ ``binder'') and the loader. */
-#define coff_core_file_failing_command _bfd_nocore_core_file_failing_command
-#define coff_core_file_failing_signal _bfd_nocore_core_file_failing_signal
-#define coff_core_file_matches_executable_p \
- _bfd_nocore_core_file_matches_executable_p
+/* Swap in the ldhdr structure. */
-#define _bfd_xcoff_bfd_get_relocated_section_contents \
- coff_bfd_get_relocated_section_contents
-#define _bfd_xcoff_bfd_relax_section coff_bfd_relax_section
-#define _bfd_xcoff_bfd_gc_sections coff_bfd_gc_sections
-#define _bfd_xcoff_bfd_link_split_section coff_bfd_link_split_section
+static void
+xcoff64_swap_ldhdr_in (abfd, src, dst)
+ bfd *abfd;
+ const struct external_ldhdr *src;
+ struct internal_ldhdr *dst;
+ {
+ dst->l_version = bfd_get_32 (abfd, src->l_version);
+ dst->l_nsyms = bfd_get_32 (abfd, src->l_nsyms);
+ dst->l_nreloc = bfd_get_32 (abfd, src->l_nreloc);
+ dst->l_istlen = bfd_get_32 (abfd, src->l_istlen);
+ dst->l_nimpid = bfd_get_32 (abfd, src->l_nimpid);
+ dst->l_stlen = bfd_get_32 (abfd, src->l_stlen);
+ dst->l_impoff = bfd_get_64 (abfd, src->l_impoff);
+ dst->l_stoff = bfd_get_64 (abfd, src->l_stoff);
+ dst->l_symoff = bfd_get_64 (abfd, src->l_symoff);
+ dst->l_rldoff = bfd_get_64 (abfd, src->l_rldoff);
+}
-/* The transfer vector that leads the outside world to all of the above. */
+/* Swap out the ldhdr structure. */
-const bfd_target
-#ifdef TARGET_SYM
- TARGET_SYM =
-#else
- rs6000coff64_vec =
-#endif
+static void
+xcoff64_swap_ldhdr_out (abfd, src, dst)
+ bfd *abfd;
+ const struct internal_ldhdr *src;
+ struct external_ldhdr *dst;
{
-#ifdef TARGET_NAME
- TARGET_NAME,
-#else
- "aixcoff64-rs6000", /* name */
+ bfd_put_32 (abfd, src->l_version, dst->l_version);
+ bfd_put_32 (abfd, src->l_nsyms, dst->l_nsyms);
+ bfd_put_32 (abfd, src->l_nreloc, dst->l_nreloc);
+ bfd_put_32 (abfd, src->l_istlen, dst->l_istlen);
+ bfd_put_32 (abfd, src->l_nimpid, dst->l_nimpid);
+ bfd_put_32 (abfd, src->l_stlen, dst->l_stlen);
+ bfd_put_64 (abfd, src->l_impoff, dst->l_impoff);
+ bfd_put_64 (abfd, src->l_stoff, dst->l_stoff);
+ bfd_put_64 (abfd, src->l_symoff, dst->l_symoff);
+ bfd_put_64 (abfd, src->l_rldoff, dst->l_rldoff);
+}
+
+/* Swap in the ldsym structure. */
+
+static void
+xcoff64_swap_ldsym_in (abfd, src, dst)
+ bfd *abfd;
+ const struct external_ldsym *src;
+ struct internal_ldsym *dst;
+{
+ /*
+ * XCOFF64 does not use l_zeroes like XCOFF32
+ * Set the internal l_zeroes to 0 so the common 32/64 code uses l_value
+ * as an offset into the loader symbol table
+ */
+ dst->_l._l_l._l_zeroes = 0;
+ dst->_l._l_l._l_offset = bfd_get_32 (abfd, src->l_offset);
+ dst->l_value = bfd_get_64 (abfd, src->l_value);
+ dst->l_scnum = bfd_get_16 (abfd, src->l_scnum);
+ dst->l_smtype = bfd_get_8 (abfd, src->l_smtype);
+ dst->l_smclas = bfd_get_8 (abfd, src->l_smclas);
+ dst->l_ifile = bfd_get_32 (abfd, src->l_ifile);
+ dst->l_parm = bfd_get_32 (abfd, src->l_parm);
+}
+
+/* Swap out the ldsym structure. */
+
+static void
+xcoff64_swap_ldsym_out (abfd, src, dst)
+ bfd *abfd;
+ const struct internal_ldsym *src;
+ struct external_ldsym *dst;
+{
+ bfd_put_64 (abfd, src->l_value, dst->l_value);
+ bfd_put_32 (abfd, src->_l._l_l._l_offset, dst->l_offset);
+ bfd_put_16 (abfd, src->l_scnum, dst->l_scnum);
+ bfd_put_8 (abfd, src->l_smtype, dst->l_smtype);
+ bfd_put_8 (abfd, src->l_smclas, dst->l_smclas);
+ bfd_put_32 (abfd, src->l_ifile, dst->l_ifile);
+ bfd_put_32 (abfd, src->l_parm, dst->l_parm);
+}
+
+/* Swap in the ldrel structure. */
+
+static void
+xcoff64_swap_ldrel_in (abfd, src, dst)
+ bfd *abfd;
+ const struct external_ldrel *src;
+ struct internal_ldrel *dst;
+{
+ dst->l_vaddr = bfd_get_64 (abfd, src->l_vaddr);
+ dst->l_symndx = bfd_get_32 (abfd, src->l_symndx);
+ dst->l_rtype = bfd_get_16 (abfd, src->l_rtype);
+ dst->l_rsecnm = bfd_get_16 (abfd, src->l_rsecnm);
+}
+
+/* Swap out the ldrel structure. */
+
+static void
+xcoff64_swap_ldrel_out (abfd, src, dst)
+ bfd *abfd;
+ const struct internal_ldrel *src;
+ struct external_ldrel *dst;
+{
+ bfd_put_64 (abfd, src->l_vaddr, dst->l_vaddr);
+ bfd_put_16 (abfd, src->l_rtype, dst->l_rtype);
+ bfd_put_16 (abfd, src->l_rsecnm, dst->l_rsecnm);
+ bfd_put_32 (abfd, src->l_symndx, dst->l_symndx);
+}
+
+static boolean
+xcoff64_write_object_contents (abfd)
+ bfd * abfd;
+{
+ asection *current;
+ boolean hasrelocs = false;
+ boolean haslinno = false;
+ file_ptr scn_base;
+ file_ptr reloc_base;
+ file_ptr lineno_base;
+ file_ptr sym_base;
+ unsigned long reloc_size = 0;
+ unsigned long lnno_size = 0;
+ boolean long_section_names;
+ asection *text_sec = ((void *)0) ;
+ asection *data_sec = ((void *)0) ;
+ asection *bss_sec = ((void *)0) ;
+ struct internal_filehdr internal_f;
+ struct internal_aouthdr internal_a;
+
+ bfd_set_error (bfd_error_system_call);
+
+ if (abfd->output_has_begun == false) {
+ if (! bfd_coff_compute_section_file_positions (abfd))
+ return false;
+ }
+
+ /* Work out the size of the reloc and linno areas */
+ reloc_base = obj_relocbase (abfd);
+
+ for (current = abfd->sections; current != NULL; current = current->next) {
+ reloc_size += current->reloc_count * bfd_coff_relsz (abfd);
+ }
+
+ lineno_base = reloc_base + reloc_size;
+
+ /* Make a pass through the symbol table to count line number entries and
+ put them into the correct asections */
+ lnno_size = coff_count_linenumbers (abfd) * bfd_coff_linesz (abfd);
+
+ sym_base = lineno_base + lnno_size;
+
+ /* Indicate in each section->line_filepos its actual file address */
+ for (current = abfd->sections; current != NULL; current = current->next) {
+ if (current->lineno_count) {
+ current->line_filepos = lineno_base;
+ current->moving_line_filepos = lineno_base;
+ lineno_base += current->lineno_count * bfd_coff_linesz (abfd);
+ } else {
+ current->line_filepos = 0;
+ }
+
+ if (current->reloc_count) {
+ current->rel_filepos = reloc_base;
+ reloc_base += current->reloc_count * bfd_coff_relsz (abfd);
+ } else {
+ current->rel_filepos = 0;
+ }
+ }
+
+ if ((abfd->flags & EXEC_P) != 0) {
+ scn_base = bfd_coff_filhsz (abfd) + bfd_coff_aoutsz (abfd);
+ internal_f.f_opthdr = bfd_coff_aoutsz (abfd);
+ } else {
+ scn_base = bfd_coff_filhsz (abfd);
+ internal_f.f_opthdr = 0;
+ }
+
+ internal_f.f_nscns = 0;
+
+ if (bfd_seek (abfd, scn_base, SEEK_SET) != 0)
+ return false;
+
+ long_section_names = false;
+ for (current = abfd->sections; current != NULL; current = current->next) {
+
+ struct internal_scnhdr section;
+ struct external_scnhdr buff;
+
+ internal_f.f_nscns++;
+
+ strncpy (section.s_name, current->name, SCNNMLEN);
+
+ section.s_vaddr = current->vma;
+ section.s_paddr = current->lma;
+ section.s_size = current->_raw_size;
+
+ /*
+ If this section has no size or is unloadable then the scnptr
+ will be 0 too
+ */
+ if (current->_raw_size == 0 ||
+ (current->flags & (SEC_LOAD | SEC_HAS_CONTENTS)) == 0) {
+ section.s_scnptr = 0;
+ } else {
+ section.s_scnptr = current->filepos;
+ }
+
+ section.s_relptr = current->rel_filepos;
+ section.s_lnnoptr = current->line_filepos;
+ section.s_nreloc = current->reloc_count;
+
+ section.s_nlnno = current->lineno_count;
+ if (current->reloc_count != 0)
+ hasrelocs = true;
+ if (current->lineno_count != 0)
+ haslinno = true;
+
+ section.s_flags = sec_to_styp_flags (current->name, current->flags);
+
+ if (!strcmp (current->name, _TEXT)) {
+ text_sec = current;
+ } else if (!strcmp (current->name, _DATA)) {
+ data_sec = current;
+ } else if (!strcmp (current->name, _BSS)) {
+ bss_sec = current;
+ }
+
+ if (bfd_coff_swap_scnhdr_out (abfd, §ion, &buff) == 0
+ || bfd_write ((PTR) (&buff), 1, bfd_coff_scnhsz (abfd), abfd)
+ != bfd_coff_scnhsz (abfd))
+ return false;
+ }
+
+ internal_f.f_timdat = 0;
+
+ internal_f.f_flags = 0;
+
+ if (!hasrelocs)
+ internal_f.f_flags |= F_RELFLG;
+ if (!haslinno)
+ internal_f.f_flags |= F_LNNO;
+ if (abfd->flags & EXEC_P)
+ internal_f.f_flags |= F_EXEC;
+
+ /* FIXME: this is wrong for PPC_PE! */
+ if (bfd_little_endian (abfd))
+ internal_f.f_flags |= F_AR32WR;
+ else
+ internal_f.f_flags |= F_AR32W;
+
+ if ((abfd->flags & DYNAMIC) != 0)
+ internal_f.f_flags |= F_SHROBJ;
+ if (bfd_get_section_by_name (abfd, _LOADER) != NULL)
+ internal_f.f_flags |= F_DYNLOAD;
+
+ memset (&internal_a, 0, sizeof internal_a);
+
+
+ /*
+ * This can only be called from the xcoff64 backend so the magic # must
+ * be for xcoff64
+ */
+ internal_f.f_magic = 0757;
+
+ internal_a.magic = (abfd->flags & D_PAGED) ? RS6K_AOUTHDR_ZMAGIC :
+ (abfd->flags & WP_TEXT) ? RS6K_AOUTHDR_NMAGIC :
+ RS6K_AOUTHDR_OMAGIC;
+
+ /* FIXME: Does anybody ever set this to another value? */
+ internal_a.vstamp = 0;
+
+ /* Now should write relocs, strings, syms */
+ obj_sym_filepos (abfd) = sym_base;
+
+ internal_f.f_symptr = 0;
+ internal_f.f_nsyms = 0;
+
+ /*
+ * If bfd_get_symcount (abfd) != 0, then we are not using the COFF
+ * backend linker, and obj_raw_syment_count is not valid until after
+ * coff_write_symbols is called.
+ */
+ if (bfd_get_symcount (abfd) != 0) {
+ int firstundef;
+
+ if (!coff_renumber_symbols (abfd, &firstundef))
+ return false;
+ coff_mangle_symbols (abfd);
+ if (! coff_write_symbols (abfd))
+ return false;
+ if (! coff_write_linenumbers (abfd))
+ return false;
+ if (! coff_write_relocs (abfd, firstundef))
+ return false;
+
+ internal_f.f_symptr = sym_base;
+ internal_f.f_nsyms = bfd_get_symcount (abfd);
+ } else if (obj_raw_syment_count (abfd) != 0) {
+ internal_f.f_symptr = sym_base;
+
+ /*
+ * AIX appears to require that F_RELFLG not be set if there are
+ * local symbols but no relocations.
+ */
+ internal_f.f_flags &=~ F_RELFLG;
+ } else {
+ internal_f.f_flags |= F_LSYMS;
+ }
+
+ if (text_sec) {
+ internal_a.tsize = bfd_get_section_size_before_reloc (text_sec);
+ internal_a.text_start = internal_a.tsize ? text_sec->vma : 0;
+ }
+
+ if (data_sec) {
+ internal_a.dsize = bfd_get_section_size_before_reloc (data_sec);
+ internal_a.data_start = internal_a.dsize ? data_sec->vma : 0;
+ }
+
+ if (bss_sec) {
+ internal_a.bsize = bfd_get_section_size_before_reloc (bss_sec);
+ if (internal_a.bsize && bss_sec->vma < internal_a.data_start)
+ internal_a.data_start = bss_sec->vma;
+ }
+
+ internal_a.entry = bfd_get_start_address (abfd);
+ internal_f.f_nsyms = obj_raw_syment_count (abfd);
+
+ if (xcoff_data (abfd)->full_aouthdr) {
+
+ bfd_vma toc;
+ asection *loader_sec;
+
+ internal_a.vstamp = 1;
+
+ internal_a.o_snentry = xcoff_data (abfd)->snentry;
+ if (internal_a.o_snentry == 0)
+ internal_a.entry = (bfd_vma) -1;
+
+ if (text_sec != NULL) {
+ internal_a.o_sntext = text_sec->target_index;
+ internal_a.o_algntext = bfd_get_section_alignment (abfd, text_sec);
+ } else {
+ internal_a.o_sntext = 0;
+ internal_a.o_algntext = 0;
+ }
+
+ if (data_sec != NULL) {
+ internal_a.o_sndata = data_sec->target_index;
+ internal_a.o_algndata = bfd_get_section_alignment (abfd, data_sec);
+ } else {
+ internal_a.o_sndata = 0;
+ internal_a.o_algndata = 0;
+ }
+
+ loader_sec = bfd_get_section_by_name (abfd, ".loader");
+ if (loader_sec != NULL)
+ internal_a.o_snloader = loader_sec->target_index;
+ else
+ internal_a.o_snloader = 0;
+ if (bss_sec != NULL)
+ internal_a.o_snbss = bss_sec->target_index;
+ else
+ internal_a.o_snbss = 0;
+
+ toc = xcoff_data (abfd)->toc;
+ internal_a.o_toc = toc;
+ internal_a.o_sntoc = xcoff_data (abfd)->sntoc;
+
+ internal_a.o_modtype = xcoff_data (abfd)->modtype;
+ if (xcoff_data (abfd)->cputype != -1)
+ internal_a.o_cputype = xcoff_data (abfd)->cputype;
+ else
+ {
+ switch (bfd_get_arch (abfd))
+ {
+ case bfd_arch_rs6000:
+ internal_a.o_cputype = 4;
+ break;
+ case bfd_arch_powerpc:
+ if (bfd_get_mach (abfd) == 0)
+ internal_a.o_cputype = 3;
+ else
+ internal_a.o_cputype = 1;
+ break;
+ default:
+ abort ();
+ }
+ }
+ internal_a.o_maxstack = xcoff_data (abfd)->maxstack;
+ internal_a.o_maxdata = xcoff_data (abfd)->maxdata;
+ }
+
+ if (bfd_seek (abfd, (file_ptr) 0, 0 ) != 0)
+ return false;
+
+ {
+ char * buff;
+ bfd_size_type amount;
+
+ buff = bfd_malloc (bfd_coff_filhsz (abfd));
+ if (buff == ((void *)0) )
+ return false;
+
+ bfd_coff_swap_filehdr_out (abfd, (PTR) & internal_f, (PTR) buff);
+ amount = bfd_write ((PTR) buff, 1, bfd_coff_filhsz (abfd), abfd);
+
+ free (buff);
+
+ if (amount != bfd_coff_filhsz (abfd))
+ return false;
+ }
+
+ if (abfd->flags & EXEC_P) {
+
+ char * buff;
+ bfd_size_type amount;
+
+ buff = bfd_malloc (bfd_coff_aoutsz (abfd));
+ if (buff == NULL)
+ return false;
+
+ bfd_coff_swap_aouthdr_out (abfd, (PTR) & internal_a, (PTR) buff);
+ amount = bfd_write ((PTR) buff, 1, bfd_coff_aoutsz (abfd), abfd);
+
+ free (buff);
+
+ if (amount != bfd_coff_aoutsz (abfd))
+ return false;
+ }
+
+
+ return true;
+}
+
+/* This is the relocation function for the RS/6000/POWER/PowerPC.
+ This is currently the only processor which uses XCOFF; I hope that
+ will never change. */
+
+boolean
+xcoff64_ppc_relocate_section (output_bfd, info, input_bfd,
+ input_section, contents, relocs, syms,
+ sections)
+ bfd *output_bfd;
+ struct bfd_link_info *info;
+ bfd *input_bfd;
+ asection *input_section;
+ bfd_byte *contents;
+ struct internal_reloc *relocs;
+ struct internal_syment *syms;
+ asection **sections;
+{
+ struct internal_reloc *rel;
+ struct internal_reloc *relend;
+
+ rel = relocs;
+ relend = rel + input_section->reloc_count;
+ for (; rel < relend; rel++)
+ {
+ long symndx;
+ struct xcoff_link_hash_entry *h;
+ struct internal_syment *sym;
+ bfd_vma addend;
+ bfd_vma val;
+ struct reloc_howto_struct howto;
+ bfd_reloc_status_type rstat;
+
+ /* Relocation type R_REF is a special relocation type which is
+ merely used to prevent garbage collection from occurring for
+ the csect including the symbol which it references. */
+ if (rel->r_type == R_REF)
+ continue;
+
+ symndx = rel->r_symndx;
+
+ if (symndx == -1) {
+ h = NULL;
+ sym = NULL;
+ addend = 0;
+ } else {
+ h = obj_xcoff_sym_hashes (input_bfd)[symndx];
+ sym = syms + symndx;
+ addend = - sym->n_value;
+ }
+
+ /* We build the howto information on the fly. */
+
+ howto.type = rel->r_type;
+ howto.rightshift = 0;
+ howto.size = 4;
+ howto.bitsize = (rel->r_size & 0x3f) + 1;
+ howto.pc_relative = false;
+ howto.bitpos = 0;
+ if ((rel->r_size & 0x80) != 0)
+ howto.complain_on_overflow = complain_overflow_signed;
+ else
+ howto.complain_on_overflow = complain_overflow_bitfield;
+ howto.special_function = NULL;
+ howto.name = "internal";
+ howto.partial_inplace = true;
+
+ if (howto.bitsize == 64) {
+ howto.src_mask = howto.dst_mask = MINUS_ONE;
+ } else if (howto.bitsize == 32) {
+ howto.src_mask = howto.dst_mask = 0xffffffff;
+ } else {
+ howto.src_mask = howto.dst_mask = (1 << howto.bitsize) - 1;
+ if (howto.bitsize == 16)
+ howto.size = 1;
+ }
+ howto.pcrel_offset = false;
+
+ val = 0;
+
+ if (h == NULL) {
+ asection *sec;
+
+ if (symndx == -1) {
+ sec = bfd_abs_section_ptr;
+ val = 0;
+ } else {
+ sec = sections[symndx];
+ /* Hack to make sure we use the right TOC anchor value
+ if this reloc is against the TOC anchor. */
+ if (sec->name[3] == '0'
+ && strcmp (sec->name, ".tc0") == 0)
+ val = xcoff_data (output_bfd)->toc;
+ else
+ val = (sec->output_section->vma
+ + sec->output_offset
+ + sym->n_value
+ - sec->vma);
+ }
+
+ } else {
+
+ if (h->root.type == bfd_link_hash_defined
+ || h->root.type == bfd_link_hash_defweak) {
+ asection *sec;
+
+ sec = h->root.u.def.section;
+ val = (h->root.u.def.value
+ + sec->output_section->vma
+ + sec->output_offset);
+
+ } else if (h->root.type == bfd_link_hash_common) {
+ asection *sec;
+
+ sec = h->root.u.c.p->section;
+ val = (sec->output_section->vma
+ + sec->output_offset);
+ } else if ((h->flags & XCOFF_DEF_DYNAMIC) != 0
+ || (h->flags & XCOFF_IMPORT) != 0) {
+ /* Every symbol in a shared object is defined somewhere. */
+ val = 0;
+ } else if (! info->relocateable) {
+ if (! ((*info->callbacks->undefined_symbol)
+ (info, h->root.root.string, input_bfd, input_section,
+ rel->r_vaddr - input_section->vma, true)))
+ return false;
+
+ /* Don't try to process the reloc. It can't help, and
+ it may generate another error. */
+ continue;
+ }
+ }
+
+ /* I took the relocation type definitions from two documents:
+ the PowerPC AIX Version 4 Application Binary Interface, First
+ Edition (April 1992), and the PowerOpen ABI, Big-Endian
+ 32-Bit Hardware Implementation (June 30, 1994). Differences
+ between the documents are noted below. */
+
+ switch (rel->r_type) {
+ case R_RTB:
+ case R_RRTBI:
+ case R_RRTBA:
+ /* These relocs are defined by the PowerPC ABI to be
+ relative branches which use half of the difference
+ between the symbol and the program counter. I can't
+ quite figure out when this is useful. These relocs are
+ not defined by the PowerOpen ABI. */
+ default:
+ (*_bfd_error_handler)
+ (_("%s: unsupported relocation type 0x%02x"),
+ bfd_get_filename (input_bfd), (unsigned int) rel->r_type);
+ bfd_set_error (bfd_error_bad_value);
+ return false;
+ case R_POS:
+ /* Simple positive relocation. */
+ break;
+ case R_NEG:
+ /* Simple negative relocation. */
+ val = - val;
+ break;
+ case R_REL:
+ /* Simple PC relative relocation. */
+ howto.pc_relative = true;
+ break;
+ case R_TOC:
+ /* TOC relative relocation. The value in the instruction in
+ the input file is the offset from the input file TOC to
+ the desired location. We want the offset from the final
+ TOC to the desired location. We have:
+ isym = iTOC + in
+ iinsn = in + o
+ osym = oTOC + on
+ oinsn = on + o
+ so we must change insn by on - in.
+ */
+ case R_GL:
+ /* Global linkage relocation. The value of this relocation
+ is the address of the entry in the TOC section. */
+ case R_TCL:
+ /* Local object TOC address. I can't figure out the
+ difference between this and case R_GL. */
+ case R_TRL:
+ /* TOC relative relocation. A TOC relative load instruction
+ which may be changed to a load address instruction.
+ FIXME: We don't currently implement this optimization. */
+ case R_TRLA:
+ /* TOC relative relocation. This is a TOC relative load
+ address instruction which may be changed to a load
+ instruction. FIXME: I don't know if this is the correct
+ implementation. */
+ if (h != NULL && h->smclas != XMC_TD)
+ {
+ if (h->toc_section == NULL)
+ {
+ (*_bfd_error_handler)
+ (_("%s: TOC reloc at 0x%x to symbol `%s' with no TOC entry"),
+ bfd_get_filename (input_bfd), rel->r_vaddr,
+ h->root.root.string);
+ bfd_set_error (bfd_error_bad_value);
+ return false;
+ }
+
+ BFD_ASSERT ((h->flags & XCOFF_SET_TOC) == 0);
+ val = (h->toc_section->output_section->vma
+ + h->toc_section->output_offset);
+
+ }
+
+
+ val = ((val - xcoff_data (output_bfd)->toc)
+ - (sym->n_value - xcoff_data (input_bfd)->toc));
+
+ addend = 0;
+ break;
+ case R_BA:
+ /* Absolute branch. We don't want to mess with the lower
+ two bits of the instruction. */
+ case R_CAI:
+ /* The PowerPC ABI defines this as an absolute call which
+ may be modified to become a relative call. The PowerOpen
+ ABI does not define this relocation type. */
+ case R_RBA:
+ /* Absolute branch which may be modified to become a
+ relative branch. */
+ case R_RBAC:
+ /* The PowerPC ABI defines this as an absolute branch to a
+ fixed address which may be modified to an absolute branch
+ to a symbol. The PowerOpen ABI does not define this
+ relocation type. */
+ case R_RBRC:
+ /* The PowerPC ABI defines this as an absolute branch to a
+ fixed address which may be modified to a relative branch.
+ The PowerOpen ABI does not define this relocation type. */
+ howto.src_mask &= ~3;
+ howto.dst_mask = howto.src_mask;
+ break;
+ case R_BR:
+ /* Relative branch. We don't want to mess with the lower
+ two bits of the instruction. */
+ case R_CREL:
+ /* The PowerPC ABI defines this as a relative call which may
+ be modified to become an absolute call. The PowerOpen
+ ABI does not define this relocation type. */
+ case R_RBR:
+ /* A relative branch which may be modified to become an
+ absolute branch. FIXME: We don't implement this,
+ although we should for symbols of storage mapping class
+ XMC_XO. */
+ howto.pc_relative = true;
+ howto.src_mask &= ~3;
+ howto.dst_mask = howto.src_mask;
+ howto.size = 2;
+ howto.complain_on_overflow = complain_overflow_bitfield;
+ break;
+ case R_RL:
+ /* The PowerPC AIX ABI describes this as a load which may be
+ changed to a load address. The PowerOpen ABI says this
+ is the same as case R_POS. */
+ break;
+ case R_RLA:
+ /* The PowerPC AIX ABI describes this as a load address
+ which may be changed to a load. The PowerOpen ABI says
+ this is the same as R_POS. */
+ break;
+ }
+
+ /* If we see an R_BR or R_RBR reloc which is jumping to global
+ linkage code, and it is followed by an appropriate cror nop
+ instruction, we replace the cror with ld r2,40(r1). This
+ restores the TOC after the glink code. Contrariwise, if the
+ call is followed by a ld r2,40(r1), but the call is not
+ going to global linkage code, we can replace the load with a
+ cror. */
+ if ((rel->r_type == R_BR || rel->r_type == R_RBR) &&
+ h != NULL &&
+ h->root.type == bfd_link_hash_defined &&
+ (rel->r_vaddr - input_section->vma + 8
+ <= input_section->_cooked_size)) {
+
+ bfd_byte *pnext;
+ unsigned long next;
+
+ pnext = contents + (rel->r_vaddr - input_section->vma) + 4;
+ next = bfd_get_32 (input_bfd, pnext);
+
+
+ /* The _ptrgl function is magic. It is used by the AIX
+ * compiler to call a function through a pointer.
+ *
+ * special case XMC_GL, global linkage
+ */
+ if (h->smclas == XMC_GL
+ || strcmp (h->root.root.string, "._ptrgl") == 0)
+ {
+ if (next == 0x4def7b82 /* cror 15,15,15 */
+ || next == 0x4ffffb82 /* cror 31,31,31 */
+ || next == 0x60000000) /* ori r0,r0,0 */
+ bfd_put_32 (input_bfd, 0xe8410028, pnext); /* ld r2,40(r1) */
+ }
+ else
+ {
+ if (next == 0xe8410028) /* ld r2,40(r1) */
+ bfd_put_32 (input_bfd, 0x60000000, pnext); /* ori r0,r0,0 */
+ }
+ }
+
+ /* A PC relative reloc includes the section address. */
+ if (howto.pc_relative)
+ addend += input_section->vma;
+
+ rstat = _bfd_final_link_relocate (&howto, input_bfd, input_section,
+ contents,
+ rel->r_vaddr - input_section->vma,
+ val, addend);
+
+ switch (rstat)
+ {
+ default:
+ abort ();
+ case bfd_reloc_ok:
+ break;
+ case bfd_reloc_overflow:
+ {
+ const char *name;
+ char buf[SYMNMLEN + 1];
+ char howto_name[10];
+
+ if (symndx == -1)
+ name = "*ABS*";
+ else if (h != NULL)
+ name = h->root.root.string;
+ else
+ {
+ name = _bfd_coff_internal_syment_name (input_bfd, sym, buf);
+ if (name == NULL)
+ return false;
+ }
+ sprintf (howto_name, "0x%02x", rel->r_type);
+
+ if (! ((*info->callbacks->reloc_overflow)
+ (info, name, howto_name, (bfd_vma) 0, input_bfd,
+ input_section, rel->r_vaddr - input_section->vma)))
+ return false;
+ }
+ }
+ }
+
+ return true;
+}
+
+
+\f
+/* The XCOFF reloc table. Actually, XCOFF relocations specify the
+ bitsize and whether they are signed or not, along with a
+ conventional type. This table is for the types, which are used for
+ different algorithms for putting in the reloc. Many of these
+ relocs need special_function entries, which I have not written. */
+
+
+reloc_howto_type xcoff64_howto_table[] =
+{
+ /* Standard 64 bit relocation. */
+ HOWTO (0, /* type */
+ 0, /* rightshift */
+ 4, /* size (0 = byte, 1 = short, 2 = long) */
+ 64, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_POS", /* name */
+ true, /* partial_inplace */
+ MINUS_ONE, /* src_mask */
+ MINUS_ONE, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* 64 bit relocation, but store negative value. */
+ HOWTO (1, /* type */
+ 0, /* rightshift */
+ -4, /* size (0 = byte, 1 = short, 2 = long) */
+ 64, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_NEG", /* name */
+ true, /* partial_inplace */
+ MINUS_ONE, /* src_mask */
+ MINUS_ONE, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* 32 bit PC relative relocation. */
+ HOWTO (2, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
+ true, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_REL", /* name */
+ true, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* 16 bit TOC relative relocation. */
+ HOWTO (3, /* type */
+ 0, /* rightshift */
+ 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_TOC", /* name */
+ true, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* I don't really know what this is. */
+ HOWTO (4, /* type */
+ 1, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_RTB", /* name */
+ true, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* External TOC relative symbol. */
+ HOWTO (5, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_GL", /* name */
+ true, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* Local TOC relative symbol. */
+ HOWTO (6, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_TCL", /* name */
+ true, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ EMPTY_HOWTO (7),
+
+ /* Non modifiable absolute branch. */
+ HOWTO (8, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 26, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_BA", /* name */
+ true, /* partial_inplace */
+ 0x3fffffc, /* src_mask */
+ 0x3fffffc, /* dst_mask */
+ false), /* pcrel_offset */
+
+ EMPTY_HOWTO (9),
+
+ /* Non modifiable relative branch. */
+ HOWTO (0xa, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 26, /* bitsize */
+ true, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_BR", /* name */
+ true, /* partial_inplace */
+ 0x3fffffc, /* src_mask */
+ 0x3fffffc, /* dst_mask */
+ false), /* pcrel_offset */
+
+ EMPTY_HOWTO (0xb),
+
+ /* Indirect load. */
+ HOWTO (0xc, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_RL", /* name */
+ true, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* Load address. */
+ HOWTO (0xd, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_RLA", /* name */
+ true, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ EMPTY_HOWTO (0xe),
+
+ /* Non-relocating reference. */
+ HOWTO (0xf, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_REF", /* name */
+ false, /* partial_inplace */
+ 0, /* src_mask */
+ 0, /* dst_mask */
+ false), /* pcrel_offset */
+
+ EMPTY_HOWTO (0x10),
+ EMPTY_HOWTO (0x11),
+
+ /* TOC relative indirect load. */
+ HOWTO (0x12, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_TRL", /* name */
+ true, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* TOC relative load address. */
+ HOWTO (0x13, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_TRLA", /* name */
+ true, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* Modifiable relative branch. */
+ HOWTO (0x14, /* type */
+ 1, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_RRTBI", /* name */
+ true, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* Modifiable absolute branch. */
+ HOWTO (0x15, /* type */
+ 1, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_RRTBA", /* name */
+ true, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* Modifiable call absolute indirect. */
+ HOWTO (0x16, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_CAI", /* name */
+ true, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* Modifiable call relative. */
+ HOWTO (0x17, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_CREL", /* name */
+ true, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* Modifiable branch absolute. */
+ HOWTO (0x18, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 26, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_RBA", /* name */
+ true, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* Modifiable branch absolute. */
+ HOWTO (0x19, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_RBAC", /* name */
+ true, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* Modifiable branch relative. */
+ HOWTO (0x1a, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 26, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_RBR", /* name */
+ true, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ /* Modifiable branch absolute. */
+ HOWTO (0x1b, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_RBRC", /* name */
+ true, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ false), /* pcrel_offset */
+
+ HOWTO (0, /* type */
+ 0, /* rightshift */
+ 4, /* size (0 = byte, 1 = short, 2 = long) */
+ 64, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_POS", /* name */
+ true, /* partial_inplace */
+ MINUS_ONE, /* src_mask */
+ MINUS_ONE, /* dst_mask */
+ false) /* pcrel_offset */
+
+};
+
+void
+xcoff64_rtype2howto (relent, internal)
+ arelent *relent;
+ struct internal_reloc *internal;
+{
+ relent->howto = xcoff64_howto_table + internal->r_type;
+
+ /* Check for relocs we don't know of. */
+ if (internal->r_type
+ >= sizeof (xcoff64_howto_table) / sizeof (xcoff64_howto_table[0]))
+ abort ();
+ if (internal->r_type != relent->howto->type)
+ abort ();
+
+ /* The r_size field of an XCOFF reloc encodes the bitsize of the
+ relocation, as well as indicating whether it is signed or not.
+ Doublecheck that the relocation information gathered from the
+ type matches this information. The bitsize is not significant
+ for R_REF relocs. */
+ if (relent->howto->dst_mask != 0
+ && (relent->howto->bitsize
+ != ((unsigned int) internal->r_size & 0x3f) + 1))
+ abort ();
+#if 0
+ if ((internal->r_size & 0x80) != 0
+ ? (relent->howto->complain_on_overflow != complain_overflow_signed)
+ : (relent->howto->complain_on_overflow != complain_overflow_bitfield))
+ abort ();
#endif
- bfd_target_coff_flavour,
+}
+
+reloc_howto_type *
+xcoff64_reloc_type_lookup (abfd, code)
+ bfd *abfd ATTRIBUTE_UNUSED;
+ bfd_reloc_code_real_type code;
+{
+ switch (code)
+ {
+ case BFD_RELOC_PPC_B26:
+ return &xcoff64_howto_table[0xa];
+ case BFD_RELOC_PPC_BA26:
+ return &xcoff64_howto_table[8];
+ case BFD_RELOC_PPC_TOC16:
+ return &xcoff64_howto_table[3];
+ case BFD_RELOC_32:
+ case BFD_RELOC_CTOR:
+ return &xcoff64_howto_table[0];
+ case BFD_RELOC_64:
+ return &xcoff64_howto_table[0x1c];
+ default:
+ return NULL;
+ }
+}
+
+
+
+/* Read in the armap of an XCOFF archive. */
+
+boolean
+xcoff64_slurp_armap (abfd)
+ bfd *abfd;
+{
+ file_ptr off;
+ size_t namlen;
+ bfd_size_type sz;
+ bfd_byte *contents, *cend;
+ bfd_vma c, i;
+ carsym *arsym;
+ bfd_byte *p;
+
+ /* This is for the new format. */
+ struct xcoff_ar_hdr_big hdr;
+
+ if (xcoff_ardata (abfd) == NULL) {
+ bfd_has_map (abfd) = false;
+ return true;
+ }
+
+ off = strtol (xcoff_ardata_big (abfd)->symoff64, (char **) NULL, 10);
+ if (off == 0) {
+ bfd_has_map (abfd) = false;
+ return true;
+ }
+
+ if (bfd_seek (abfd, off, SEEK_SET) != 0)
+ return false;
+
+ /* The symbol table starts with a normal archive header. */
+ if (bfd_read ((PTR) &hdr, SIZEOF_AR_HDR_BIG, 1, abfd) != SIZEOF_AR_HDR_BIG)
+ return false;
+
+ /* Skip the name (normally empty). */
+ namlen = strtol (hdr.namlen, (char **) NULL, 10);
+ if (bfd_seek (abfd, ((namlen + 1) & ~1) + SXCOFFARFMAG, SEEK_CUR) != 0)
+ return false;
+
+ /* XXX This actually has to be a call to strtoll (at least on 32-bit
+ machines) since the field width is 20 and there numbers with more
+ than 32 bits can be represented. */
+ sz = strtol (hdr.size, (char **) NULL, 10);
+
+ /* Read in the entire symbol table. */
+ contents = (bfd_byte *) bfd_alloc (abfd, sz);
+ if (contents == NULL)
+ return false;
+ if (bfd_read ((PTR) contents, 1, sz, abfd) != sz)
+ return false;
+
+ /* The symbol table starts with an eight byte count. */
+ c = bfd_h_get_64 (abfd, contents);
+
+ if (c * 8 >= sz) {
+ bfd_set_error (bfd_error_bad_value);
+ return false;
+ }
+
+ bfd_ardata (abfd)->symdefs = ((carsym *)
+ bfd_alloc (abfd, c * sizeof (carsym)));
+ if (bfd_ardata (abfd)->symdefs == NULL)
+ return false;
+
+ /* After the count comes a list of eight byte file offsets. */
+ for (i = 0, arsym = bfd_ardata (abfd)->symdefs, p = contents + 8;
+ i < c;
+ ++i, ++arsym, p += 8)
+ arsym->file_offset = bfd_h_get_64 (abfd, p);
+
+ /* After the file offsets come null terminated symbol names. */
+ cend = contents + sz;
+ for (i = 0, arsym = bfd_ardata (abfd)->symdefs;
+ i < c;
+ ++i, ++arsym, p += strlen ((char *) p) + 1)
+ {
+ if (p >= cend)
+ {
+ bfd_set_error (bfd_error_bad_value);
+ return false;
+ }
+ arsym->name = (char *) p;
+ }
+
+ bfd_ardata (abfd)->symdef_count = c;
+ bfd_has_map (abfd) = true;
+
+ return true;
+}
+
+
+
+/* See if this is an NEW XCOFF archive. */
+
+const bfd_target *
+xcoff64_archive_p (abfd)
+ bfd *abfd;
+{
+ char magic[SXCOFFARMAG];
+ /* This is the new format. */
+ struct xcoff_ar_file_hdr_big hdr;
+
+ if (bfd_read ((PTR) magic, SXCOFFARMAG, 1, abfd) != SXCOFFARMAG) {
+ if (bfd_get_error () != bfd_error_system_call)
+ bfd_set_error (bfd_error_wrong_format);
+ return NULL;
+ }
+
+ if (strncmp (magic, XCOFFARMAGBIG, SXCOFFARMAG) != 0) {
+ bfd_set_error (bfd_error_wrong_format);
+ return NULL;
+ }
+
+ /* We are setting bfd_ardata(abfd) here, but since bfd_ardata
+ involves a cast, we can't do it as the left operand of
+ assignment. */
+ abfd->tdata.aout_ar_data =
+ (struct artdata *) bfd_zalloc (abfd, sizeof (struct artdata));
+
+ if (bfd_ardata (abfd) == (struct artdata *) NULL)
+ return NULL;
+
+ bfd_ardata (abfd)->cache = NULL;
+ bfd_ardata (abfd)->archive_head = NULL;
+ bfd_ardata (abfd)->symdefs = NULL;
+ bfd_ardata (abfd)->extended_names = NULL;
+
+ /* Copy over the magic string. */
+ memcpy (hdr.magic, magic, SXCOFFARMAG);
+
+ /* Now read the rest of the file header. */
+ if (bfd_read ((PTR) &hdr.memoff, SIZEOF_AR_FILE_HDR_BIG - SXCOFFARMAG, 1,
+ abfd) != SIZEOF_AR_FILE_HDR_BIG - SXCOFFARMAG) {
+ if (bfd_get_error () != bfd_error_system_call)
+ bfd_set_error (bfd_error_wrong_format);
+ return NULL;
+ }
+
+ /* XXX This actually has to be a call to strtoll (at least on 32-bit
+ machines) since the field width is 20 and there numbers with more
+ than 32 bits can be represented. */
+ bfd_ardata (abfd)->first_file_filepos = strtol (hdr.firstmemoff,
+ (char **) NULL, 10);
+
+ bfd_ardata (abfd)->tdata = bfd_zalloc (abfd, SIZEOF_AR_FILE_HDR_BIG);
+ if (bfd_ardata (abfd)->tdata == NULL)
+ return NULL;
+
+ memcpy (bfd_ardata (abfd)->tdata, &hdr, SIZEOF_AR_FILE_HDR_BIG);
+
+ if (! xcoff64_slurp_armap (abfd)) {
+
+ bfd_release (abfd, bfd_ardata (abfd));
+ abfd->tdata.aout_ar_data = (struct artdata *) NULL;
+ return NULL;
+ }
+
+ return abfd->xvec;
+}
+
+
+/* Open the next element in an XCOFF archive. */
+
+bfd *
+xcoff64_openr_next_archived_file (archive, last_file)
+ bfd *archive;
+ bfd *last_file;
+{
+ file_ptr filestart;
+
+ if ((xcoff_ardata (archive) == NULL) ||
+ (! xcoff_big_format_p (archive))) {
+ bfd_set_error (bfd_error_invalid_operation);
+ return NULL;
+ }
+
+ if (last_file == NULL) {
+ filestart = bfd_ardata (archive)->first_file_filepos;
+ } else {
+ /* XXX These actually have to be a calls to strtoll (at least
+ on 32-bit machines) since the fields's width is 20 and
+ there numbers with more than 32 bits can be represented. */
+ filestart = strtol (arch_xhdr_big (last_file)->nextoff, (char **) NULL,
+ 10);
+ }
+ /* XXX These actually have to be calls to strtoll (at least on 32-bit
+ machines) since the fields's width is 20 and there numbers with more
+ than 32 bits can be represented. */
+ if (filestart == 0
+ || filestart == strtol (xcoff_ardata_big (archive)->memoff,
+ (char **) NULL, 10)
+ || filestart == strtol (xcoff_ardata_big (archive)->symoff,
+ (char **) NULL, 10)) {
+ bfd_set_error (bfd_error_no_more_archived_files);
+ return NULL;
+ }
+
+ return _bfd_get_elt_at_filepos (archive, filestart);
+}
+
+/* We can't use the usual coff_sizeof_headers routine, because AIX
+ always uses an a.out header. */
+
+/*ARGSUSED*/
+int
+xcoff64_sizeof_headers (abfd, reloc)
+ bfd *abfd;
+ boolean reloc ATTRIBUTE_UNUSED;
+{
+ int size;
+
+ size = bfd_coff_filhsz(abfd);
+
+ /*
+ * Don't think the small aout header can be used since some of the the
+ * old elements have been reordered past the end of the old coff
+ * small aout size
+ */
+
+ if (xcoff_data (abfd)->full_aouthdr)
+ size += bfd_coff_aoutsz(abfd);
+
+ size += abfd->section_count * bfd_coff_scnhsz(abfd);
+ return size;
+}
+
+
+
+static asection *
+xcoff64_create_csect_from_smclas (abfd, aux, symbol_name)
+ bfd *abfd;
+ union internal_auxent *aux;
+ const char *symbol_name;
+{
+ asection *return_value = NULL;
+
+ /*
+ * Changes from 32 :
+ * .sv == 8, is only for 32 bit programs
+ * .ti == 12 and .tb == 13 are now reserved
+ */
+ static const char *names[19] = {
+ ".pr", ".ro", ".db", ".tc", ".ua", ".rw", ".gl", ".xo",
+ NULL, ".bs", ".ds", ".uc", NULL, NULL, NULL, ".tc0",
+ ".td", ".sv64", ".sv3264"
+ };
+
+ if ((19 >= aux->x_csect.x_smclas) &&
+ (NULL != names[aux->x_csect.x_smclas])) {
+
+ return_value = bfd_make_section_anyway
+ (abfd, names[aux->x_csect.x_smclas]);
+
+ } else {
+ (*_bfd_error_handler)
+ (_("%s: symbol `%s' has unrecognized smclas %d"),
+ bfd_get_filename (abfd), symbol_name, aux->x_csect.x_smclas);
+ bfd_set_error (bfd_error_bad_value);
+ }
+
+ return return_value;
+}
+
+boolean
+xcoff64_is_lineno_count_overflow (abfd, value)
+ bfd *abfd ATTRIBUTE_UNUSED;
+ bfd_vma value ATTRIBUTE_UNUSED;
+{
+ return false;
+}
+
+boolean
+xcoff64_is_reloc_count_overflow (abfd, value)
+ bfd *abfd ATTRIBUTE_UNUSED;
+ bfd_vma value ATTRIBUTE_UNUSED;
+{
+ return false;
+}
+
+bfd_vma
+xcoff64_loader_symbol_offset (abfd, ldhdr)
+ bfd *abfd ATTRIBUTE_UNUSED;
+ struct internal_ldhdr *ldhdr;
+{
+ return (ldhdr->l_symoff);
+}
+
+bfd_vma
+xcoff64_loader_reloc_offset (abfd, ldhdr)
+ bfd *abfd ATTRIBUTE_UNUSED;
+ struct internal_ldhdr *ldhdr;
+{
+ return (ldhdr->l_rldoff);
+}
+
+/* The typical dynamic reloc. */
+
+static reloc_howto_type xcoff64_dynamic_reloc =
+ HOWTO (0, /* type */
+ 0, /* rightshift */
+ 4, /* size (0 = byte, 1 = short, 2 = long) */
+ 64, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ 0, /* special_function */
+ "R_POS", /* name */
+ true, /* partial_inplace */
+ MINUS_ONE, /* src_mask */
+ MINUS_ONE, /* dst_mask */
+ false); /* pcrel_offset */
+
+static unsigned long xcoff64_glink_code[10] =
+{
+ 0xe9820000, /* ld r12,0(r2) */
+ 0xf8410028, /* std r2,40(r1) */
+ 0xe80c0000, /* ld r0,0(r12) */
+ 0xe84c0008, /* ld r0,8(r12) */
+ 0x7c0903a6, /* mtctr r0 */
+ 0x4e800420, /* bctr */
+ 0x00000000, /* start of traceback table */
+ 0x000ca000, /* traceback table */
+ 0x00000000, /* traceback table */
+ 0x00000018, /* ??? */
+};
+
+static const struct xcoff_backend_data_rec bfd_xcoff_backend_data =
+{
+ { /* COFF backend, defined in libcoff.h */
+ _bfd_xcoff64_swap_aux_in, /* _bfd_coff_swap_aux_in */
+ _bfd_xcoff64_swap_sym_in, /* _bfd_coff_swap_sym_in */
+ _bfd_xcoff64_swap_lineno_in, /* _bfd_coff_swap_lineno_in */
+ _bfd_xcoff64_swap_aux_out, /* _bfd_swap_aux_out */
+ _bfd_xcoff64_swap_sym_out, /* _bfd_swap_sym_out */
+ _bfd_xcoff64_swap_lineno_out, /* _bfd_swap_lineno_out */
+ coff_swap_reloc_out, /* _bfd_swap_reloc_out */
+ coff_swap_filehdr_out, /* _bfd_swap_filehdr_out */
+ coff_swap_aouthdr_out, /* _bfd_swap_aouthdr_out */
+ coff_swap_scnhdr_out, /* _bfd_swap_scnhdr_out */
+ FILHSZ, /* _bfd_filhsz */
+ AOUTSZ, /* _bfd_aoutsz */
+ SCNHSZ, /* _bfd_scnhsz */
+ SYMESZ, /* _bfd_symesz */
+ AUXESZ, /* _bfd_auxesz */
+ RELSZ, /* _bfd_relsz */
+ LINESZ, /* _bfd_linesz */
+ FILNMLEN, /* _bfd_filnmlen */
+ true, /* _bfd_coff_long_filenames */
+ false, /* _bfd_coff_long_section_names */
+ (3), /* _bfd_coff_default_section_alignment_power */
+ true, /* _bfd_coff_force_symnames_in_strings */
+ 4, /* _bfd_coff_debug_string_prefix_length */
+ coff_swap_filehdr_in, /* _bfd_coff_swap_filehdr_in */
+ coff_swap_aouthdr_in, /* _bfd_swap_aouthdr_in */
+ coff_swap_scnhdr_in, /* _bfd_swap_scnhdr_in */
+ coff_swap_reloc_in, /* _bfd_reloc_in */
+ coff_bad_format_hook, /* _bfd_bad_format_hook */
+ coff_set_arch_mach_hook, /* _bfd_set_arch_mach_hook */
+ coff_mkobject_hook, /* _bfd_mkobject_hook */
+ styp_to_sec_flags, /* _bfd_syp_to_sec_flags */
+ coff_set_alignment_hook, /* _bfd_set_alignment_hook */
+ coff_slurp_symbol_table, /* _bfd_coff_slurp_symbol_table */
+ symname_in_debug_hook, /* _coff_symname_in_debug_hook */
+ coff_pointerize_aux_hook, /* _bfd_coff_pointerize_aux_hook */
+ coff_print_aux, /* bfd_coff_print_aux */
+ dummy_reloc16_extra_cases, /* _bfd_coff_reloc16_extra_cases */
+ dummy_reloc16_estimate, /* _bfd_coff_reloc16_estimate */
+ NULL, /* bfd_coff_sym_is_global */
+ /* _bfd_coff_compute_section_file_positions */
+ coff_compute_section_file_positions,
+ NULL , /* _bfd_coff_start_final_link */
+ xcoff64_ppc_relocate_section, /* _bfd_coff_relocate_section */
+ coff_rtype_to_howto, /* _bfd_coff_rtype_to_howto */
+ NULL , /* _bfd_coff_addust_symndx */
+ _bfd_generic_link_add_one_symbol, /* _bfd_coff_add_one_symbol */
+ coff_link_output_has_begun, /* _bfd_coff_link_output_has_begun */
+ coff_final_link_postscript /* _bfd_coff_final_link_postscript */
+ },
+
+ 0x01EF, /* magic number */
+ bfd_arch_powerpc, /* architecture */
+ bfd_mach_ppc_620, /* machine */
+
+ /* function pointers to xcoff specific swap routines */
+ xcoff64_swap_ldhdr_in, /* _xcoff_swap_ldhdr_in */
+ xcoff64_swap_ldhdr_out, /* _xcoff_swap_ldhdr_out */
+ xcoff64_swap_ldsym_in, /* _xcoff_swap_ldsym_in */
+ xcoff64_swap_ldsym_out, /* _xcoff_swap_ldsym_out */
+ xcoff64_swap_ldrel_in, /* _xcoff_swap_ldrel_in */
+ xcoff64_swap_ldrel_out, /* _xcoff_swap_ldrel_out */
+
+ /* sizes */
+ LDHDRSZ, /* _xcoff_ldhdrsz */
+ LDSYMSZ, /* _xcoff_ldsymsz */
+ LDRELSZ, /* _xcoff_ldrelsz */
+ 24, /* _xcoff_function_descriptor_size */
+ 0, /* _xcoff_small_aout_header_size */
+ /* versions */
+ 2, /* _xcoff_ldhdr_version */
+
+ /* xcoff vs xcoff64 putting symbol names */
+ _bfd_xcoff64_put_symbol_name, /* _xcoff_put_symbol_name */
+ _bfd_xcoff64_put_ldsymbol_name, /* _xcoff_put_ldsymbol_name */
+
+ /* dynamic reloc howto */
+ &xcoff64_dynamic_reloc,
+
+ xcoff64_create_csect_from_smclas,
+
+ /* lineno and reloc count overflow */
+ xcoff64_is_lineno_count_overflow,
+ xcoff64_is_reloc_count_overflow,
+
+ xcoff64_loader_symbol_offset,
+ xcoff64_loader_reloc_offset,
+
+ /* glink */
+ &xcoff64_glink_code[0],
+ 40, /* _xcoff_glink_size */
+
+};
+
+/* The transfer vector that leads the outside world to all of the above. */
+const bfd_target rs6000coff64_vec =
+{
+ "aixcoff64-rs6000",
+ bfd_target_xcoff_flavour,
BFD_ENDIAN_BIG, /* data byte order is big */
BFD_ENDIAN_BIG, /* header byte order is big */
'/', /* ar_pad_char */
15, /* ar_max_namelen??? FIXMEmgo */
- bfd_getb64, bfd_getb_signed_64, bfd_putb64,
- bfd_getb32, bfd_getb_signed_32, bfd_putb32,
- bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */
- bfd_getb64, bfd_getb_signed_64, bfd_putb64,
- bfd_getb32, bfd_getb_signed_32, bfd_putb32,
- bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */
-
- {_bfd_dummy_target, coff_object_p, /* bfd_check_format */
- _bfd_xcoff_archive_p, CORE_FILE_P},
- {bfd_false, coff_mkobject, /* bfd_set_format */
- _bfd_generic_mkarchive, bfd_false},
- {bfd_false, coff_write_object_contents, /* bfd_write_contents */
- _bfd_xcoff_write_archive_contents, bfd_false},
-
- BFD_JUMP_TABLE_GENERIC (coff),
- BFD_JUMP_TABLE_COPY (coff),
- BFD_JUMP_TABLE_CORE (coff),
- BFD_JUMP_TABLE_ARCHIVE (_bfd_xcoff),
- BFD_JUMP_TABLE_SYMBOLS (coff),
- BFD_JUMP_TABLE_RELOCS (coff),
- BFD_JUMP_TABLE_WRITE (coff),
- BFD_JUMP_TABLE_LINK (_bfd_xcoff),
- BFD_JUMP_TABLE_DYNAMIC (_bfd_xcoff),
-
+ /* data */
+ bfd_getb64, /* bfd_getx64 */
+ bfd_getb_signed_64, /* bfd_getx_signed_64 */
+ bfd_putb64, /* bfd_putx64 */
+ bfd_getb32, /* bfd_getx32 */
+ bfd_getb_signed_32, /* bfd_getx_signed_32 */
+ bfd_putb32, /* bfd_putx32 */
+ bfd_getb16, /* bfd_getx16 */
+ bfd_getb_signed_16, /* bfd_getx_signed_16 */
+ bfd_putb16, /* bfd_putx16 */
+
+ /* hdrs */
+ bfd_getb64, /* bfd_h_getx64 */
+ bfd_getb_signed_64, /* bfd_h_getx_signed_64 */
+ bfd_putb64, /* bfd_h_putx64 */
+ bfd_getb32, /* bfd_h_getx32 */
+ bfd_getb_signed_32, /* bfd_h_getx_signed_32 */
+ bfd_putb32, /* bfd_h_putx32 */
+ bfd_getb16, /* bfd_h_getx16 */
+ bfd_getb_signed_16, /* bfd_h_getx_signed_16 */
+ bfd_putb16, /* bfd_h_putx16 */
+
+ { /* bfd_check_format */
+ _bfd_dummy_target,
+ coff_object_p,
+ xcoff64_archive_p,
+ CORE_FILE_P
+ },
+
+ { /* bfd_set_format */
+ bfd_false,
+ coff_mkobject,
+ _bfd_generic_mkarchive,
+ bfd_false
+ },
+
+ {/* bfd_write_contents */
+ bfd_false,
+ xcoff64_write_object_contents,
+ _bfd_xcoff_write_archive_contents,
+ bfd_false
+ },
+
+ /* Generic */
+ bfd_true, /* _close_and_cleanup */
+ bfd_true, /* _bfd_free_cached_info */
+ coff_new_section_hook, /* _new_section_hook */
+ _bfd_generic_get_section_contents, /* _bfd_get_section_contents */
+ /* _bfd_get_section_contents_in_window */
+ _bfd_generic_get_section_contents_in_window,
+
+ /* Copy */
+ _bfd_xcoff_copy_private_bfd_data, /* _bfd_copy_private_bfd */
+ /* _bfd_merge_private_bfd_data */
+ ((boolean (*) (bfd *, bfd *)) bfd_true),
+ /* _bfd_copy_pivate_section_data */
+ ((boolean (*) (bfd *, asection *, bfd *, asection *)) bfd_true),
+ /* _bfd_copy_private_symbol_data */
+ ((boolean (*) (bfd *, asymbol *, bfd *, asymbol *)) bfd_true),
+ ((boolean (*) (bfd *, flagword)) bfd_true), /* _bfd_set_private_flags */
+ ((boolean (*) (bfd *, void * )) bfd_true), /* _bfd_print_private_bfd_data */
+
+ /* Core */
+ coff_core_file_failing_command, /* _core_file_failing_command */
+ coff_core_file_failing_signal, /* _core_file_failing_signal */
+ /* _core_file_matches_executable_p */
+ coff_core_file_matches_executable_p,
+
+ /* Archive */
+ xcoff64_slurp_armap, /* _slurp_armap */
+ /* XCOFF archives do not have
+ anything which corresponds to
+ an extended name table. */
+ bfd_false, /* _slurp_extended_name_table */
+ /* _construct_extended_name_table */
+ ((boolean (*) (bfd *, char **, bfd_size_type *, const char **)) bfd_false),
+ bfd_dont_truncate_arname, /* _truncate_arname */
+ _bfd_xcoff_write_armap, /* _write_armap */
+ _bfd_xcoff_read_ar_hdr, /* _read_ar_hdr */
+ xcoff64_openr_next_archived_file, /* _openr_next_archived_file */
+ _bfd_generic_get_elt_at_index, /* _get_elt_at_index */
+ _bfd_xcoff_generic_stat_arch_elt, /* _generic_dtat_arch_elt */
+ /* XCOFF archives do not have
+ a timestamp. */
+ bfd_true, /* _update_armap_timestamp */
+
+ /* Symbols */
+ coff_get_symtab_upper_bound, /* _get_symtab_upper_bound */
+ coff_get_symtab, /* _get_symtab */
+ coff_make_empty_symbol, /* _make_empty_symbol */
+ coff_print_symbol, /* _print_symbol */
+ coff_get_symbol_info, /* _get_symbol_info */
+ _bfd_xcoff_is_local_label_name, /* _bfd_is_local_label_name */
+ coff_get_lineno, /* _get_lineno */
+ coff_find_nearest_line, /* _find_nearest_line */
+ coff_bfd_make_debug_symbol, /* _bfd_make_debug_symbol */
+ _bfd_generic_read_minisymbols, /* _read_minisymbols */
+ _bfd_generic_minisymbol_to_symbol, /* _minsymbol_to_symbol */
+
+ /* Reloc */
+ coff_get_reloc_upper_bound, /* _get_reloc_upper_bound */
+ coff_canonicalize_reloc, /* _cononicalize_reloc */
+ xcoff64_reloc_type_lookup, /* _bfd_reloc_type_lookup */
+
+ /* Write */
+ coff_set_arch_mach, /* _set_arch_mach */
+ coff_set_section_contents, /* _set_section_contents */
+
+ /* Link */
+ xcoff64_sizeof_headers, /* _sizeof_headers */
+ /* _bfd_get_relocated_section_contents */
+ bfd_generic_get_relocated_section_contents,
+ bfd_generic_relax_section, /* _bfd_relax_section */
+ _bfd_xcoff_bfd_link_hash_table_create, /* _bfd_link_hash_table_create */
+ _bfd_xcoff_bfd_link_add_symbols, /* _bfd_link_add_symbols */
+ _bfd_xcoff_bfd_final_link, /* _bfd_filnal_link */
+ _bfd_generic_link_split_section, /* _bfd_link_split_section */
+ bfd_generic_gc_sections, /* _bfd_gc_sections */
+ bfd_generic_merge_sections, /* _bfd_merge_sections */
+
+ /* Dynamic */
+ /* _get_dynamic_symtab_upper_bound */
+ _bfd_xcoff_get_dynamic_symtab_upper_bound,
+ _bfd_xcoff_canonicalize_dynamic_symtab, /* _cononicalize_dynamic_symtab */
+ _bfd_xcoff_get_dynamic_reloc_upper_bound,/* _get_dynamic_reloc_upper_bound */
+ _bfd_xcoff_canonicalize_dynamic_reloc, /* _cononicalize_dynamic_reloc */
+
+ /* Opposite endian version, none exists */
NULL,
- COFF_SWAP_TABLE
+ /* back end data */
+ (void *) &bfd_xcoff_backend_data,
};
+
+
projects / deliverable / binutils-gdb.git / blobdiff