/* BFD back-end for IBM RS/6000 "XCOFF" files.
- Copyright 1990-1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
+ Copyright 1990-1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
+ 2008, 2009, 2010
Free Software Foundation, Inc.
- FIXME: Can someone provide a transliteration of this name into ASCII?
- Using the following chars caused a compiler warning on HIUX (so I replaced
- them with octal escapes), and isn't useful without an understanding of what
- character set it is.
- Written by Metin G. Ozisik, Mimi Ph\373\364ng-Th\345o V\365,
- and John Gilmore.
+ Written by Metin G. Ozisik, Mimi Phuong-Thao Vo, and John Gilmore.
Archive support from Damon A. Permezel.
Contributed by IBM Corporation and Cygnus Support.
-This file is part of BFD, the Binary File Descriptor library.
+ This file is part of BFD, the Binary File Descriptor library.
-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 of the License, or
-(at your option) any later version.
+ 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 3 of the License, 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.
+ 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, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
-#include "bfd.h"
#include "sysdep.h"
+#include "bfd.h"
#include "bfdlink.h"
#include "libbfd.h"
#include "coff/internal.h"
#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_bfd_reloc_name_lookup _bfd_xcoff_reloc_name_lookup
#ifdef AIX_CORE
extern const bfd_target * rs6000coff_core_p
PARAMS ((bfd *abfd));
#define coff_swap_reloc_out xcoff_swap_reloc_out
#define NO_COFF_RELOCS
+#ifndef bfd_pe_print_pdata
+#define bfd_pe_print_pdata NULL
+#endif
+
#include "coffcode.h"
/* The main body of code is in coffcode.h. */
PARAMS ((bfd *, unsigned int));
static bfd_boolean do_copy
PARAMS ((bfd *, bfd *));
-static bfd_boolean do_shared_object_padding
- PARAMS ((bfd *, bfd *, file_ptr *, int));
/* Relocation functions */
static bfd_boolean xcoff_reloc_type_br
xcoff_complain_overflow_unsigned_func,
};
+/* Information about one member of an archive. */
+struct member_layout {
+ /* The archive member that this structure describes. */
+ bfd *member;
+
+ /* The number of bytes of padding that must be inserted before the
+ start of the member in order to ensure that the section contents
+ are correctly aligned. */
+ unsigned int leading_padding;
+
+ /* The offset of MEMBER from the start of the archive (i.e. the end
+ of the leading padding). */
+ file_ptr offset;
+
+ /* The normalized name of MEMBER. */
+ const char *name;
+
+ /* The length of NAME, without padding. */
+ bfd_size_type namlen;
+
+ /* The length of NAME, with padding. */
+ bfd_size_type padded_namlen;
+
+ /* The size of MEMBER's header, including the name and magic sequence. */
+ bfd_size_type header_size;
+
+ /* The size of the MEMBER's contents. */
+ bfd_size_type contents_size;
+
+ /* The number of bytes of padding that must be inserted after MEMBER
+ in order to preserve even alignment. */
+ bfd_size_type trailing_padding;
+};
+
+/* A structure used for iterating over the members of an archive. */
+struct archive_iterator {
+ /* The archive itself. */
+ bfd *archive;
+
+ /* Information about the current archive member. */
+ struct member_layout current;
+
+ /* Information about the next archive member. MEMBER is null if there
+ are no more archive members, in which case OFFSET is the offset of
+ the first unused byte. */
+ struct member_layout next;
+};
+
+/* Initialize INFO so that it describes member MEMBER of archive ARCHIVE.
+ OFFSET is the even-padded offset of MEMBER, not including any leading
+ padding needed for section alignment. */
+
+static void
+member_layout_init (struct member_layout *info, bfd *archive,
+ bfd *member, file_ptr offset)
+{
+ info->member = member;
+ info->leading_padding = 0;
+ if (member)
+ {
+ info->name = normalize_filename (member);
+ info->namlen = strlen (info->name);
+ info->padded_namlen = info->namlen + (info->namlen & 1);
+ if (xcoff_big_format_p (archive))
+ info->header_size = SIZEOF_AR_HDR_BIG;
+ else
+ info->header_size = SIZEOF_AR_HDR;
+ info->header_size += info->padded_namlen + SXCOFFARFMAG;
+ info->contents_size = arelt_size (member);
+ info->trailing_padding = info->contents_size & 1;
+
+ if (bfd_check_format (member, bfd_object)
+ && bfd_get_flavour (member) == bfd_target_xcoff_flavour
+ && (member->flags & DYNAMIC) != 0)
+ info->leading_padding
+ = (-(offset + info->header_size)
+ & ((1 << bfd_xcoff_text_align_power (member)) - 1));
+ }
+ info->offset = offset + info->leading_padding;
+}
+
+/* Set up ITERATOR to iterate through archive ARCHIVE. */
+
+static void
+archive_iterator_begin (struct archive_iterator *iterator,
+ bfd *archive)
+{
+ iterator->archive = archive;
+ member_layout_init (&iterator->next, archive, archive->archive_head,
+ xcoff_big_format_p (archive)
+ ? SIZEOF_AR_FILE_HDR_BIG
+ : SIZEOF_AR_FILE_HDR);
+}
+
+/* Make ITERATOR visit the first unvisited archive member. Return true
+ on success; return false if all members have been visited. */
+
+static bfd_boolean
+archive_iterator_next (struct archive_iterator *iterator)
+{
+ if (!iterator->next.member)
+ return FALSE;
+
+ iterator->current = iterator->next;
+ member_layout_init (&iterator->next, iterator->archive,
+ iterator->current.member->archive_next,
+ iterator->current.offset
+ + iterator->current.header_size
+ + iterator->current.contents_size
+ + iterator->current.trailing_padding);
+ return TRUE;
+}
+
/* We use our own tdata type. Its first field is the COFF tdata type,
so the COFF routines are compatible. */
}
void
-_bfd_xcoff_swap_aux_in (abfd, ext1, type, class, indx, numaux, in1)
+_bfd_xcoff_swap_aux_in (abfd, ext1, type, in_class, indx, numaux, in1)
bfd *abfd;
PTR ext1;
int type;
- int class;
+ int in_class;
int indx;
int numaux;
PTR in1;
AUXENT * ext = (AUXENT *)ext1;
union internal_auxent *in = (union internal_auxent *)in1;
- switch (class)
+ switch (in_class)
{
case C_FILE:
if (ext->x_file.x_fname[0] == 0)
/* RS/6000 "csect" auxents */
case C_EXT:
+ case C_AIX_WEAKEXT:
case C_HIDEXT:
if (indx + 1 == numaux)
{
in->x_sym.x_tagndx.l = H_GET_32 (abfd, ext->x_sym.x_tagndx);
in->x_sym.x_tvndx = H_GET_16 (abfd, ext->x_sym.x_tvndx);
- if (class == C_BLOCK || class == C_FCN || ISFCN (type) || ISTAG (class))
+ if (in_class == C_BLOCK || in_class == C_FCN || ISFCN (type)
+ || ISTAG (in_class))
{
in->x_sym.x_fcnary.x_fcn.x_lnnoptr =
H_GET_32 (abfd, ext->x_sym.x_fcnary.x_fcn.x_lnnoptr);
PARAMS ((bfd *, PTR, int, int, int, int, PTR));
unsigned int
-_bfd_xcoff_swap_aux_out (abfd, inp, type, class, indx, numaux, extp)
+_bfd_xcoff_swap_aux_out (abfd, inp, type, in_class, indx, numaux, extp)
bfd * abfd;
PTR inp;
int type;
- int class;
+ int in_class;
int indx ATTRIBUTE_UNUSED;
int numaux ATTRIBUTE_UNUSED;
PTR extp;
AUXENT *ext = (AUXENT *)extp;
memset ((PTR)ext, 0, bfd_coff_auxesz (abfd));
- switch (class)
+ switch (in_class)
{
case C_FILE:
if (in->x_file.x_fname[0] == 0)
/* RS/6000 "csect" auxents */
case C_EXT:
+ case C_AIX_WEAKEXT:
case C_HIDEXT:
if (indx + 1 == numaux)
{
H_PUT_32 (abfd, in->x_sym.x_tagndx.l, ext->x_sym.x_tagndx);
H_PUT_16 (abfd, in->x_sym.x_tvndx, ext->x_sym.x_tvndx);
- if (class == C_BLOCK || class == C_FCN || ISFCN (type) || ISTAG (class))
+ if (in_class == C_BLOCK || in_class == C_FCN || ISFCN (type)
+ || ISTAG (in_class))
{
H_PUT_32 (abfd, in->x_sym.x_fcnary.x_fcn.x_lnnoptr,
ext->x_sym.x_fcnary.x_fcn.x_lnnoptr);
EMPTY_HOWTO (0xe),
- /* Non-relocating reference. */
+ /* Non-relocating reference. Bitsize is 1 so that r_rsize is 0. */
HOWTO (R_REF, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
+ 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 1, /* bitsize */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
case BFD_RELOC_32:
case BFD_RELOC_CTOR:
return &xcoff_howto_table[0];
+ case BFD_RELOC_NONE:
+ return &xcoff_howto_table[0xf];
default:
return NULL;
}
}
+static reloc_howto_type *
+_bfd_xcoff_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
+ const char *r_name)
+{
+ unsigned int i;
+
+ for (i = 0;
+ i < sizeof (xcoff_howto_table) / sizeof (xcoff_howto_table[0]);
+ i++)
+ if (xcoff_howto_table[i].name != NULL
+ && strcasecmp (xcoff_howto_table[i].name, r_name) == 0)
+ return &xcoff_howto_table[i];
+
+ return NULL;
+}
\f
/* XCOFF archive support. The original version of this code was by
Damon A. Permezel. It was enhanced to permit cross support, and
unsigned int orl_count;
int stridx;
{
+ struct archive_iterator iterator;
struct xcoff_ar_hdr hdr;
char *p;
unsigned char buf[4];
- bfd *sub;
- file_ptr fileoff;
unsigned int i;
memset (&hdr, 0, sizeof hdr);
if (bfd_bwrite (buf, (bfd_size_type) 4, abfd) != 4)
return FALSE;
- sub = abfd->archive_head;
- fileoff = SIZEOF_AR_FILE_HDR;
i = 0;
- while (sub != NULL && i < orl_count)
- {
- size_t namlen;
-
- while (map[i].u.abfd == sub)
- {
- H_PUT_32 (abfd, fileoff, buf);
- if (bfd_bwrite (buf, (bfd_size_type) 4, abfd) != 4)
- return FALSE;
- ++i;
- }
- namlen = strlen (normalize_filename (sub));
- namlen = (namlen + 1) &~ (size_t) 1;
- fileoff += (SIZEOF_AR_HDR
- + namlen
- + SXCOFFARFMAG
- + arelt_size (sub));
- fileoff = (fileoff + 1) &~ 1;
- sub = sub->next;
- }
+ archive_iterator_begin (&iterator, abfd);
+ while (i < orl_count && archive_iterator_next (&iterator))
+ while (map[i].u.abfd == iterator.current.member)
+ {
+ H_PUT_32 (abfd, iterator.current.offset, buf);
+ if (bfd_bwrite (buf, (bfd_size_type) 4, abfd) != 4)
+ return FALSE;
+ ++i;
+ }
for (i = 0; i < orl_count; i++)
{
return TRUE;
}
-static bfd_boolean
-do_shared_object_padding (out_bfd, in_bfd, offset, ar_header_size)
- bfd *out_bfd;
- bfd *in_bfd;
- file_ptr *offset;
- int ar_header_size;
-{
- if (bfd_check_format (in_bfd, bfd_object)
- && bfd_get_flavour (in_bfd) == bfd_target_xcoff_flavour
- && (in_bfd->flags & DYNAMIC) != 0)
- {
- bfd_size_type pad = 0;
- int text_align_power;
-
- text_align_power = bfd_xcoff_text_align_power (in_bfd);
-
- pad = 1 << text_align_power;
- pad -= (*offset + ar_header_size) & (pad - 1);
-
- if (! do_pad (out_bfd, pad))
- return FALSE;
-
- *offset += pad;
- }
-
- return TRUE;
-}
-
static bfd_boolean
xcoff_write_armap_big (abfd, elength, map, orl_count, stridx)
bfd *abfd;
unsigned int orl_count;
int stridx;
{
+ struct archive_iterator iterator;
struct xcoff_ar_file_hdr_big *fhdr;
bfd_vma i, sym_32, sym_64, str_32, str_64;
- const bfd_arch_info_type *arch_info = NULL;
+ const bfd_arch_info_type *arch_info;
bfd *current_bfd;
size_t string_length;
file_ptr nextoff, prevoff;
from 32-bit objects and which from 64-bit ones. */
sym_32 = sym_64 = str_32 = str_64 = 0;
- current_bfd = abfd->archive_head;
- if (current_bfd != NULL)
- arch_info = bfd_get_arch_info (current_bfd);
- i = 0;
- while (current_bfd != NULL && i < orl_count)
+ i = 0;
+ for (current_bfd = abfd->archive_head;
+ current_bfd != NULL && i < orl_count;
+ current_bfd = current_bfd->archive_next)
{
+ arch_info = bfd_get_arch_info (current_bfd);
while (map[i].u.abfd == current_bfd)
{
string_length = strlen (*map[i].name) + 1;
-
if (arch_info->bits_per_address == 64)
{
sym_64++;
}
i++;
}
- current_bfd = current_bfd->next;
- if (current_bfd != NULL)
- arch_info = bfd_get_arch_info (current_bfd);
}
/* A quick sanity check... */
struct xcoff_ar_hdr_big *hdr;
char *symbol_table;
char *st;
- file_ptr fileoff;
bfd_vma symbol_table_size =
SIZEOF_AR_HDR_BIG
st += 8;
/* loop over the 32 bit offsets */
- current_bfd = abfd->archive_head;
- if (current_bfd != NULL)
- arch_info = bfd_get_arch_info (current_bfd);
- fileoff = SIZEOF_AR_FILE_HDR_BIG;
i = 0;
- while (current_bfd != NULL && i < orl_count)
+ archive_iterator_begin (&iterator, abfd);
+ while (i < orl_count && archive_iterator_next (&iterator))
{
- while (map[i].u.abfd == current_bfd)
+ arch_info = bfd_get_arch_info (iterator.current.member);
+ while (map[i].u.abfd == iterator.current.member)
{
if (arch_info->bits_per_address == 32)
{
- bfd_h_put_64 (abfd, fileoff, st);
+ bfd_h_put_64 (abfd, iterator.current.offset, st);
st += 8;
}
i++;
}
- string_length = strlen (normalize_filename (current_bfd));
- string_length += string_length & 1;
- fileoff += (SIZEOF_AR_HDR_BIG
- + string_length
- + SXCOFFARFMAG
- + arelt_size (current_bfd));
- fileoff += fileoff & 1;
- current_bfd = current_bfd->next;
- if (current_bfd != NULL)
- arch_info = bfd_get_arch_info (current_bfd);
}
/* loop over the 32 bit symbol names */
- current_bfd = abfd->archive_head;
- if (current_bfd != NULL)
- arch_info = bfd_get_arch_info (current_bfd);
i = 0;
- while (current_bfd != NULL && i < orl_count)
+ for (current_bfd = abfd->archive_head;
+ current_bfd != NULL && i < orl_count;
+ current_bfd = current_bfd->archive_next)
{
+ arch_info = bfd_get_arch_info (current_bfd);
while (map[i].u.abfd == current_bfd)
{
if (arch_info->bits_per_address == 32)
}
i++;
}
- current_bfd = current_bfd->next;
- if (current_bfd != NULL)
- arch_info = bfd_get_arch_info (current_bfd);
}
bfd_bwrite (symbol_table, symbol_table_size, abfd);
struct xcoff_ar_hdr_big *hdr;
char *symbol_table;
char *st;
- file_ptr fileoff;
bfd_vma symbol_table_size =
SIZEOF_AR_HDR_BIG
st += 8;
/* loop over the 64 bit offsets */
- current_bfd = abfd->archive_head;
- if (current_bfd != NULL)
- arch_info = bfd_get_arch_info (current_bfd);
- fileoff = SIZEOF_AR_FILE_HDR_BIG;
i = 0;
- while (current_bfd != NULL && i < orl_count)
+ archive_iterator_begin (&iterator, abfd);
+ while (i < orl_count && archive_iterator_next (&iterator))
{
- while (map[i].u.abfd == current_bfd)
+ arch_info = bfd_get_arch_info (iterator.current.member);
+ while (map[i].u.abfd == iterator.current.member)
{
if (arch_info->bits_per_address == 64)
{
- bfd_h_put_64 (abfd, fileoff, st);
+ bfd_h_put_64 (abfd, iterator.current.offset, st);
st += 8;
}
i++;
}
- string_length = strlen (normalize_filename (current_bfd));
- string_length += string_length & 1;
- fileoff += (SIZEOF_AR_HDR_BIG
- + string_length
- + SXCOFFARFMAG
- + arelt_size (current_bfd));
- fileoff += fileoff & 1;
- current_bfd = current_bfd->next;
- if (current_bfd != NULL)
- arch_info = bfd_get_arch_info (current_bfd);
}
/* loop over the 64 bit symbol names */
- current_bfd = abfd->archive_head;
- if (current_bfd != NULL)
- arch_info = bfd_get_arch_info (current_bfd);
i = 0;
- while (current_bfd != NULL && i < orl_count)
+ for (current_bfd = abfd->archive_head;
+ current_bfd != NULL && i < orl_count;
+ current_bfd = current_bfd->archive_next)
{
+ arch_info = bfd_get_arch_info (current_bfd);
while (map[i].u.abfd == current_bfd)
{
if (arch_info->bits_per_address == 64)
}
i++;
}
- current_bfd = current_bfd->next;
- if (current_bfd != NULL)
- arch_info = bfd_get_arch_info (current_bfd);
}
bfd_bwrite (symbol_table, symbol_table_size, abfd);
xcoff_write_archive_contents_old (abfd)
bfd *abfd;
{
+ struct archive_iterator iterator;
struct xcoff_ar_file_hdr fhdr;
bfd_size_type count;
bfd_size_type total_namlen;
count = 0;
total_namlen = 0;
- for (sub = abfd->archive_head; sub != NULL; sub = sub->next)
+ for (sub = abfd->archive_head; sub != NULL; sub = sub->archive_next)
{
++count;
total_namlen += strlen (normalize_filename (sub)) + 1;
- }
- offsets = (file_ptr *) bfd_alloc (abfd, count * sizeof (file_ptr));
- if (offsets == NULL)
- return FALSE;
-
- if (bfd_seek (abfd, (file_ptr) SIZEOF_AR_FILE_HDR, SEEK_SET) != 0)
- return FALSE;
-
- makemap = bfd_has_map (abfd);
- hasobjects = FALSE;
- prevoff = 0;
- nextoff = SIZEOF_AR_FILE_HDR;
- for (sub = abfd->archive_head, i = 0; sub != NULL; sub = sub->next, i++)
- {
- const char *name;
- bfd_size_type namlen;
- struct xcoff_ar_hdr *ahdrp;
- bfd_size_type remaining;
-
- if (makemap && ! hasobjects)
+ if (sub->arelt_data == NULL)
{
- if (bfd_check_format (sub, bfd_object))
- hasobjects = TRUE;
+ sub->arelt_data = bfd_zalloc (sub, sizeof (struct areltdata));
+ if (sub->arelt_data == NULL)
+ return FALSE;
}
-
- name = normalize_filename (sub);
- namlen = strlen (name);
-
- if (sub->arelt_data != NULL)
- ahdrp = arch_xhdr (sub);
- else
- ahdrp = NULL;
-
- if (ahdrp == NULL)
+ if (arch_xhdr (sub) == NULL)
{
+ struct xcoff_ar_hdr *ahdrp;
struct stat s;
- memset (&ahdr, 0, sizeof ahdr);
- ahdrp = &ahdr;
if (stat (bfd_get_filename (sub), &s) != 0)
{
bfd_set_error (bfd_error_system_call);
return FALSE;
}
+ ahdrp = bfd_zalloc (sub, sizeof (*ahdrp));
+ if (ahdrp == NULL)
+ return FALSE;
+
sprintf (ahdrp->size, "%ld", (long) s.st_size);
sprintf (ahdrp->date, "%ld", (long) s.st_mtime);
sprintf (ahdrp->uid, "%ld", (long) s.st_uid);
sprintf (ahdrp->gid, "%ld", (long) s.st_gid);
sprintf (ahdrp->mode, "%o", (unsigned int) s.st_mode);
- if (sub->arelt_data == NULL)
- {
- size = sizeof (struct areltdata);
- sub->arelt_data = bfd_alloc (sub, size);
- if (sub->arelt_data == NULL)
- return FALSE;
- }
-
+ arch_eltdata (sub)->arch_header = (char *) ahdrp;
arch_eltdata (sub)->parsed_size = s.st_size;
}
+ }
+ offsets = (file_ptr *) bfd_alloc (abfd, count * sizeof (file_ptr));
+ if (offsets == NULL)
+ return FALSE;
- sprintf (ahdrp->prevoff, "%ld", (long) prevoff);
- sprintf (ahdrp->namlen, "%ld", (long) namlen);
-
- /* If the length of the name is odd, we write out the null byte
- after the name as well. */
- namlen = (namlen + 1) &~ (bfd_size_type) 1;
-
- remaining = arelt_size (sub);
- size = (SIZEOF_AR_HDR
- + namlen
- + SXCOFFARFMAG
- + remaining);
-
- BFD_ASSERT (nextoff == bfd_tell (abfd));
+ if (bfd_seek (abfd, (file_ptr) SIZEOF_AR_FILE_HDR, SEEK_SET) != 0)
+ return FALSE;
- offsets[i] = nextoff;
+ makemap = bfd_has_map (abfd);
+ hasobjects = FALSE;
+ prevoff = 0;
+ for (archive_iterator_begin (&iterator, abfd), i = 0;
+ archive_iterator_next (&iterator);
+ i++)
+ {
+ bfd_size_type namlen;
+ struct xcoff_ar_hdr *ahdrp;
- prevoff = nextoff;
- nextoff += size + (size & 1);
+ if (makemap && ! hasobjects)
+ {
+ if (bfd_check_format (iterator.current.member, bfd_object))
+ hasobjects = TRUE;
+ }
- sprintf (ahdrp->nextoff, "%ld", (long) nextoff);
+ ahdrp = arch_xhdr (iterator.current.member);
+ sprintf (ahdrp->prevoff, "%ld", (long) prevoff);
+ sprintf (ahdrp->namlen, "%ld", (long) iterator.current.namlen);
+ sprintf (ahdrp->nextoff, "%ld", (long) iterator.next.offset);
/* We need spaces, not null bytes, in the header. */
for (p = (char *) ahdrp; p < (char *) ahdrp + SIZEOF_AR_HDR; p++)
if (*p == '\0')
*p = ' ';
- if ((bfd_bwrite ((PTR) ahdrp, (bfd_size_type) SIZEOF_AR_HDR, abfd)
- != SIZEOF_AR_HDR)
- || bfd_bwrite ((PTR) name, namlen, abfd) != namlen
- || bfd_bwrite ((PTR) XCOFFARFMAG, (bfd_size_type) SXCOFFARFMAG,
- abfd) != SXCOFFARFMAG)
- return FALSE;
-
- if (bfd_seek (sub, (file_ptr) 0, SEEK_SET) != 0)
+ if (!do_pad (abfd, iterator.current.leading_padding))
return FALSE;
- if (! do_copy (abfd, sub))
+ BFD_ASSERT (iterator.current.offset == bfd_tell (abfd));
+ namlen = iterator.current.padded_namlen;
+ if (bfd_bwrite (ahdrp, SIZEOF_AR_HDR, abfd) != SIZEOF_AR_HDR
+ || bfd_bwrite (iterator.current.name, namlen, abfd) != namlen
+ || bfd_bwrite (XCOFFARFMAG, SXCOFFARFMAG, abfd) != SXCOFFARFMAG
+ || bfd_seek (iterator.current.member, 0, SEEK_SET) != 0
+ || !do_copy (abfd, iterator.current.member)
+ || !do_pad (abfd, iterator.current.trailing_padding))
return FALSE;
- if (! do_pad (abfd, size & 1))
- return FALSE;
+ offsets[i] = iterator.current.offset;
+ prevoff = iterator.current.offset;
}
sprintf (fhdr.lastmemoff, "%ld", (long) prevoff);
/* Write out the member table. */
+ nextoff = iterator.next.offset;
BFD_ASSERT (nextoff == bfd_tell (abfd));
sprintf (fhdr.memoff, "%ld", (long) nextoff);
abfd) != XCOFFARMAG_ELEMENT_SIZE)
return FALSE;
}
- for (sub = abfd->archive_head; sub != NULL; sub = sub->next)
+ for (sub = abfd->archive_head; sub != NULL; sub = sub->archive_next)
{
const char *name;
bfd_size_type namlen;
file_ptr prevoff, nextoff;
bfd *current_bfd;
size_t i;
- struct xcoff_ar_hdr_big *hdr, ahdr;
+ struct xcoff_ar_hdr_big *hdr;
bfd_size_type size;
char *member_table, *mt;
bfd_vma member_table_size;
+ struct archive_iterator iterator;
memset (&fhdr, 0, SIZEOF_AR_FILE_HDR_BIG);
memcpy (fhdr.magic, XCOFFARMAGBIG, SXCOFFARMAG);
hasobjects = FALSE;
for (current_bfd = abfd->archive_head, count = 0, total_namlen = 0;
current_bfd != NULL;
- current_bfd = current_bfd->next, count++)
+ current_bfd = current_bfd->archive_next, count++)
{
total_namlen += strlen (normalize_filename (current_bfd)) + 1;
&& ! hasobjects
&& bfd_check_format (current_bfd, bfd_object))
hasobjects = TRUE;
- }
-
- offsets = NULL;
- if (count)
- {
- offsets = (file_ptr *) bfd_malloc (count * sizeof (file_ptr));
- if (offsets == NULL)
- return FALSE;
- }
-
- prevoff = 0;
- nextoff = SIZEOF_AR_FILE_HDR_BIG;
- for (current_bfd = abfd->archive_head, i = 0;
- current_bfd != NULL;
- current_bfd = current_bfd->next, i++)
- {
- const char *name;
- bfd_size_type namlen;
- struct xcoff_ar_hdr_big *ahdrp;
- bfd_size_type remaining;
-
- name = normalize_filename (current_bfd);
- namlen = strlen (name);
- if (current_bfd->arelt_data != NULL)
- ahdrp = arch_xhdr_big (current_bfd);
- else
- ahdrp = NULL;
+ if (current_bfd->arelt_data == NULL)
+ {
+ size = sizeof (struct areltdata);
+ current_bfd->arelt_data = bfd_zalloc (current_bfd, size);
+ if (current_bfd->arelt_data == NULL)
+ return FALSE;
+ }
- if (ahdrp == NULL)
+ if (arch_xhdr_big (current_bfd) == NULL)
{
+ struct xcoff_ar_hdr_big *ahdrp;
struct stat s;
- ahdrp = &ahdr;
/* XXX This should actually be a call to stat64 (at least on
32-bit machines).
XXX This call will fail if the original object is not found. */
return FALSE;
}
+ ahdrp = bfd_zalloc (current_bfd, sizeof (*ahdrp));
+ if (ahdrp == NULL)
+ return FALSE;
+
PRINT20 (ahdrp->size, s.st_size);
PRINT12 (ahdrp->date, s.st_mtime);
PRINT12 (ahdrp->uid, s.st_uid);
PRINT12 (ahdrp->gid, s.st_gid);
PRINT12_OCTAL (ahdrp->mode, s.st_mode);
- if (current_bfd->arelt_data == NULL)
- {
- size = sizeof (struct areltdata);
- current_bfd->arelt_data = bfd_alloc (current_bfd, size);
- if (current_bfd->arelt_data == NULL)
- return FALSE;
- }
-
+ arch_eltdata (current_bfd)->arch_header = (char *) ahdrp;
arch_eltdata (current_bfd)->parsed_size = s.st_size;
}
+ }
- PRINT20 (ahdrp->prevoff, prevoff);
- PRINT4 (ahdrp->namlen, namlen);
-
- /* If the length of the name is odd, we write out the null byte
- after the name as well. */
- namlen = (namlen + 1) &~ (bfd_size_type) 1;
-
- remaining = arelt_size (current_bfd);
- size = (SIZEOF_AR_HDR_BIG
- + namlen
- + SXCOFFARFMAG
- + remaining);
-
- BFD_ASSERT (nextoff == bfd_tell (abfd));
-
- /* Check for xcoff shared objects.
- Their text section needs to be aligned wrt the archive file position.
- This requires extra padding before the archive header. */
- if (! do_shared_object_padding (abfd, current_bfd, & nextoff,
- SIZEOF_AR_HDR_BIG + namlen
- + SXCOFFARFMAG))
+ offsets = NULL;
+ if (count)
+ {
+ offsets = (file_ptr *) bfd_malloc (count * sizeof (file_ptr));
+ if (offsets == NULL)
return FALSE;
+ }
- offsets[i] = nextoff;
-
- prevoff = nextoff;
- nextoff += size + (size & 1);
-
- PRINT20 (ahdrp->nextoff, nextoff);
+ prevoff = 0;
+ for (archive_iterator_begin (&iterator, abfd), i = 0;
+ archive_iterator_next (&iterator);
+ i++)
+ {
+ bfd_size_type namlen;
+ struct xcoff_ar_hdr_big *ahdrp;
- if ((bfd_bwrite ((PTR) ahdrp, (bfd_size_type) SIZEOF_AR_HDR_BIG, abfd)
- != SIZEOF_AR_HDR_BIG)
- || bfd_bwrite ((PTR) name, (bfd_size_type) namlen, abfd) != namlen
- || (bfd_bwrite ((PTR) XCOFFARFMAG, (bfd_size_type) SXCOFFARFMAG,
- abfd) != SXCOFFARFMAG))
- return FALSE;
+ ahdrp = arch_xhdr_big (iterator.current.member);
+ PRINT20 (ahdrp->prevoff, prevoff);
+ PRINT4 (ahdrp->namlen, iterator.current.namlen);
+ PRINT20 (ahdrp->nextoff, iterator.next.offset);
- if (bfd_seek (current_bfd, (file_ptr) 0, SEEK_SET) != 0)
+ if (!do_pad (abfd, iterator.current.leading_padding))
return FALSE;
- if (! do_copy (abfd, current_bfd))
+ BFD_ASSERT (iterator.current.offset == bfd_tell (abfd));
+ namlen = iterator.current.padded_namlen;
+ if (bfd_bwrite (ahdrp, SIZEOF_AR_HDR_BIG, abfd) != SIZEOF_AR_HDR_BIG
+ || bfd_bwrite (iterator.current.name, namlen, abfd) != namlen
+ || bfd_bwrite (XCOFFARFMAG, SXCOFFARFMAG, abfd) != SXCOFFARFMAG
+ || bfd_seek (iterator.current.member, 0, SEEK_SET) != 0
+ || !do_copy (abfd, iterator.current.member)
+ || !do_pad (abfd, iterator.current.trailing_padding))
return FALSE;
- if (! do_pad (abfd, size & 1))
- return FALSE;
+ offsets[i] = iterator.current.offset;
+ prevoff = iterator.current.offset;
}
if (count)
?? pad to even bytes.
*/
+ nextoff = iterator.next.offset;
BFD_ASSERT (nextoff == bfd_tell (abfd));
member_table_size = (SIZEOF_AR_HDR_BIG
offsets = NULL;
}
- for (current_bfd = abfd->archive_head; current_bfd != NULL;
- current_bfd = current_bfd->next)
+ for (current_bfd = abfd->archive_head;
+ current_bfd != NULL;
+ current_bfd = current_bfd->archive_next)
{
const char *name;
size_t namlen;
bfd_byte *contents;
{
struct xcoff_link_hash_entry *h;
+ bfd_vma section_offset;
if (0 > rel->r_symndx)
return FALSE;
h = obj_xcoff_sym_hashes (input_bfd)[rel->r_symndx];
+ section_offset = rel->r_vaddr - input_section->vma;
/* 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
going to global linkage code, we can replace the load with a
cror. */
if (NULL != h
- && bfd_link_hash_defined == h->root.type
- && rel->r_vaddr - input_section->vma + 8 <= input_section->size)
+ && (bfd_link_hash_defined == h->root.type
+ || bfd_link_hash_defweak == h->root.type)
+ && section_offset + 8 <= input_section->size)
{
bfd_byte *pnext;
unsigned long next;
- pnext = contents + (rel->r_vaddr - input_section->vma) + 4;
+ pnext = contents + section_offset + 4;
next = bfd_get_32 (input_bfd, pnext);
/* The _ptrgl function is magic. It is used by the AIX
if (next == 0x4def7b82 /* cror 15,15,15 */
|| next == 0x4ffffb82 /* cror 31,31,31 */
|| next == 0x60000000) /* ori r0,r0,0 */
- bfd_put_32 (input_bfd, 0x80410014, pnext); /* lwz r1,20(r1) */
+ bfd_put_32 (input_bfd, 0x80410014, pnext); /* lwz r2,20(r1) */
}
else
{
- if (next == 0x80410014) /* lwz r1,20(r1) */
+ if (next == 0x80410014) /* lwz r2,20(r1) */
bfd_put_32 (input_bfd, 0x60000000, pnext); /* ori r0,r0,0 */
}
}
howto->complain_on_overflow = complain_overflow_dont;
}
- howto->pc_relative = TRUE;
+ /* The original PC-relative relocation is biased by -r_vaddr, so adding
+ the value below will give the absolute target address. */
+ *relocation = val + addend + rel->r_vaddr;
+
howto->src_mask &= ~3;
howto->dst_mask = howto->src_mask;
- /* A PC relative reloc includes the section address. */
- addend += input_section->vma;
-
- *relocation = val + addend;
- *relocation -= (input_section->output_section->vma
- + input_section->output_offset);
+ if (h != NULL
+ && (h->root.type == bfd_link_hash_defined
+ || h->root.type == bfd_link_hash_defweak)
+ && bfd_is_abs_section (h->root.u.def.section)
+ && section_offset + 4 <= input_section->size)
+ {
+ bfd_byte *ptr;
+ bfd_vma insn;
+
+ /* Turn the relative branch into an absolute one by setting the
+ AA bit. */
+ ptr = contents + section_offset;
+ insn = bfd_get_32 (input_bfd, ptr);
+ insn |= 2;
+ bfd_put_32 (input_bfd, insn, ptr);
+
+ /* Make the howto absolute too. */
+ howto->pc_relative = FALSE;
+ howto->complain_on_overflow = complain_overflow_bitfield;
+ }
+ else
+ {
+ /* Use a PC-relative howto and subtract the instruction's address
+ from the target address we calculated above. */
+ howto->pc_relative = TRUE;
+ *relocation -= (input_section->output_section->vma
+ + input_section->output_offset
+ + section_offset);
+ }
return TRUE;
}
bfd_vma relocation;
struct reloc_howto_struct *howto;
{
- bfd_vma addrmask, fieldmask, signmask, ss;
+ bfd_vma fieldmask, signmask, ss;
bfd_vma a, b, sum;
/* Get the values to be added together. For signed and unsigned
the size of an address. For bitfields, all the bits matter.
See also bfd_check_overflow. */
fieldmask = N_ONES (howto->bitsize);
- addrmask = N_ONES (bfd_arch_bits_per_address (input_bfd)) | fieldmask;
a = relocation;
b = val & howto->src_mask;
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.
+ absolute branch.
R_RL:
The PowerPC AIX ABI describes this as a load which may be
}
else
{
+ if (info->unresolved_syms_in_objects != RM_IGNORE
+ && (h->flags & XCOFF_WAS_UNDEFINED) != 0)
+ {
+ if (! ((*info->callbacks->undefined_symbol)
+ (info, h->root.root.string,
+ input_bfd, input_section,
+ rel->r_vaddr - input_section->vma,
+ (info->unresolved_syms_in_objects
+ == RM_GENERATE_ERROR))))
+ return FALSE;
+ }
if (h->root.type == bfd_link_hash_defined
|| h->root.type == bfd_link_hash_defweak)
{
+ sec->output_offset);
}
- else if ((0 == (h->flags & (XCOFF_DEF_DYNAMIC | XCOFF_IMPORT)))
- && ! info->relocatable)
+ else
{
- 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;
+ BFD_ASSERT (info->relocatable
+ || (info->static_link
+ && (h->flags & XCOFF_WAS_UNDEFINED) != 0)
+ || (h->flags & XCOFF_DEF_DYNAMIC) != 0
+ || (h->flags & XCOFF_IMPORT) != 0);
}
}
}
LINESZ,
FILNMLEN,
TRUE, /* _bfd_coff_long_filenames */
- FALSE, /* _bfd_coff_long_section_names */
+ XCOFF_NO_LONG_SECTION_NAMES, /* _bfd_coff_long_section_names */
3, /* _bfd_coff_default_section_alignment_power */
FALSE, /* _bfd_coff_force_symnames_in_strings */
2, /* _bfd_coff_debug_string_prefix_length */
NULL, /* _bfd_coff_adjust_symndx */
_bfd_generic_link_add_one_symbol,
coff_link_output_has_begun,
- coff_final_link_postscript
+ coff_final_link_postscript,
+ NULL /* print_pdata. */
},
0x01DF, /* magic number */
/* Copy */
_bfd_xcoff_copy_private_bfd_data,
- ((bfd_boolean (*) (bfd *, bfd *)) bfd_true),
+ _bfd_generic_bfd_merge_private_bfd_data,
_bfd_generic_init_private_section_data,
- ((bfd_boolean (*) (bfd *, asection *, bfd *, asection *)) bfd_true),
- ((bfd_boolean (*) (bfd *, asymbol *, bfd *, asymbol *)) bfd_true),
- ((bfd_boolean (*) (bfd *, bfd *)) bfd_true),
- ((bfd_boolean (*) (bfd *, flagword)) bfd_true),
- ((bfd_boolean (*) (bfd *, void * )) bfd_true),
+ _bfd_generic_bfd_copy_private_section_data,
+ _bfd_generic_bfd_copy_private_symbol_data,
+ _bfd_generic_bfd_copy_private_header_data,
+ _bfd_generic_bfd_set_private_flags,
+ _bfd_generic_bfd_print_private_bfd_data,
/* Core */
coff_core_file_failing_command,
/* Archive */
_bfd_xcoff_slurp_armap,
- bfd_false,
- ((bfd_boolean (*) (bfd *, char **, bfd_size_type *, const char **)) bfd_false),
+ _bfd_noarchive_slurp_extended_name_table,
+ _bfd_noarchive_construct_extended_name_table,
bfd_dont_truncate_arname,
_bfd_xcoff_write_armap,
_bfd_xcoff_read_ar_hdr,
+ _bfd_generic_write_ar_hdr,
_bfd_xcoff_openr_next_archived_file,
_bfd_generic_get_elt_at_index,
_bfd_xcoff_stat_arch_elt,
coff_get_reloc_upper_bound,
coff_canonicalize_reloc,
_bfd_xcoff_reloc_type_lookup,
+ _bfd_xcoff_reloc_name_lookup,
/* Write */
coff_set_arch_mach,
_bfd_generic_link_hash_table_free,
_bfd_xcoff_bfd_link_add_symbols,
_bfd_generic_link_just_syms,
+ _bfd_generic_copy_link_hash_symbol_type,
_bfd_xcoff_bfd_final_link,
_bfd_generic_link_split_section,
bfd_generic_gc_sections,
bfd_generic_is_group_section,
bfd_generic_discard_group,
_bfd_generic_section_already_linked,
+ _bfd_xcoff_define_common_symbol,
/* Dynamic */
_bfd_xcoff_get_dynamic_symtab_upper_bound,
LINESZ,
FILNMLEN,
TRUE, /* _bfd_coff_long_filenames */
- FALSE, /* _bfd_coff_long_section_names */
+ XCOFF_NO_LONG_SECTION_NAMES, /* _bfd_coff_long_section_names */
3, /* _bfd_coff_default_section_alignment_power */
FALSE, /* _bfd_coff_force_symnames_in_strings */
2, /* _bfd_coff_debug_string_prefix_length */
NULL, /* _bfd_coff_adjust_symndx */
_bfd_generic_link_add_one_symbol,
coff_link_output_has_begun,
- coff_final_link_postscript
+ coff_final_link_postscript,
+ NULL /* print_pdata. */
},
0x01DF, /* magic number */
/* Copy */
_bfd_xcoff_copy_private_bfd_data,
- ((bfd_boolean (*) (bfd *, bfd *)) bfd_true),
+ _bfd_generic_bfd_merge_private_bfd_data,
_bfd_generic_init_private_section_data,
- ((bfd_boolean (*) (bfd *, asection *, bfd *, asection *)) bfd_true),
- ((bfd_boolean (*) (bfd *, asymbol *, bfd *, asymbol *)) bfd_true),
- ((bfd_boolean (*) (bfd *, bfd *)) bfd_true),
- ((bfd_boolean (*) (bfd *, flagword)) bfd_true),
- ((bfd_boolean (*) (bfd *, void * )) bfd_true),
+ _bfd_generic_bfd_copy_private_section_data,
+ _bfd_generic_bfd_copy_private_symbol_data,
+ _bfd_generic_bfd_copy_private_header_data,
+ _bfd_generic_bfd_set_private_flags,
+ _bfd_generic_bfd_print_private_bfd_data,
/* Core */
coff_core_file_failing_command,
/* Archive */
_bfd_xcoff_slurp_armap,
- bfd_false,
- ((bfd_boolean (*) (bfd *, char **, bfd_size_type *, const char **)) bfd_false),
+ _bfd_noarchive_slurp_extended_name_table,
+ _bfd_noarchive_construct_extended_name_table,
bfd_dont_truncate_arname,
_bfd_xcoff_write_armap,
_bfd_xcoff_read_ar_hdr,
+ _bfd_generic_write_ar_hdr,
_bfd_xcoff_openr_next_archived_file,
_bfd_generic_get_elt_at_index,
_bfd_xcoff_stat_arch_elt,
coff_get_reloc_upper_bound,
coff_canonicalize_reloc,
_bfd_xcoff_reloc_type_lookup,
+ _bfd_xcoff_reloc_name_lookup,
/* Write */
coff_set_arch_mach,
_bfd_generic_link_hash_table_free,
_bfd_xcoff_bfd_link_add_symbols,
_bfd_generic_link_just_syms,
+ _bfd_generic_copy_link_hash_symbol_type,
_bfd_xcoff_bfd_final_link,
_bfd_generic_link_split_section,
bfd_generic_gc_sections,
bfd_generic_is_group_section,
bfd_generic_discard_group,
_bfd_generic_section_already_linked,
+ _bfd_xcoff_define_common_symbol,
/* Dynamic */
_bfd_xcoff_get_dynamic_symtab_upper_bound,