/* POWER/PowerPC XCOFF linker support.
- Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
- 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+ Copyright (C) 1995-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor <ian@cygnus.com>, Cygnus Support.
This file is part of BFD, the Binary File Descriptor library.
#include "coff/xcoff.h"
#include "libcoff.h"
#include "libxcoff.h"
+#include "libiberty.h"
+#include "xcofflink.h"
/* This file holds the XCOFF linker code. */
} *toc_rel_hashes;
};
+/* Information that the XCOFF linker collects about an archive. */
+struct xcoff_archive_info
+{
+ /* The archive described by this entry. */
+ bfd *archive;
+
+ /* The import path and import filename to use when referring to
+ this archive in the .loader section. */
+ const char *imppath;
+ const char *impfile;
+
+ /* True if the archive contains a dynamic object. */
+ unsigned int contains_shared_object_p : 1;
+
+ /* True if the previous field is valid. */
+ unsigned int know_contains_shared_object_p : 1;
+};
+
+struct xcoff_link_hash_table
+{
+ struct bfd_link_hash_table root;
+
+ /* The .debug string hash table. We need to compute this while
+ reading the input files, so that we know how large the .debug
+ section will be before we assign section positions. */
+ struct bfd_strtab_hash *debug_strtab;
+
+ /* The .debug section we will use for the final output. */
+ asection *debug_section;
+
+ /* The .loader section we will use for the final output. */
+ asection *loader_section;
+
+ /* A count of non TOC relative relocs which will need to be
+ allocated in the .loader section. */
+ size_t ldrel_count;
+
+ /* The .loader section header. */
+ struct internal_ldhdr ldhdr;
+
+ /* The .gl section we use to hold global linkage code. */
+ asection *linkage_section;
+
+ /* The .tc section we use to hold toc entries we build for global
+ linkage code. */
+ asection *toc_section;
+
+ /* The .ds section we use to hold function descriptors which we
+ create for exported symbols. */
+ asection *descriptor_section;
+
+ /* The list of import files. */
+ struct xcoff_import_file *imports;
+
+ /* Required alignment of sections within the output file. */
+ unsigned long file_align;
+
+ /* Whether the .text section must be read-only. */
+ bool textro;
+
+ /* Whether -brtl was specified. */
+ bool rtld;
+
+ /* Whether garbage collection was done. */
+ bool gc;
+
+ /* A linked list of symbols for which we have size information. */
+ struct xcoff_link_size_list
+ {
+ struct xcoff_link_size_list *next;
+ struct xcoff_link_hash_entry *h;
+ bfd_size_type size;
+ }
+ *size_list;
+
+ /* Information about archives. */
+ htab_t archive_info;
+
+ /* Magic sections: _text, _etext, _data, _edata, _end, end. */
+ asection *special_sections[XCOFF_NUMBER_OF_SPECIAL_SECTIONS];
+};
+
/* Information that we pass around while doing the final link step. */
struct xcoff_final_link_info
bfd_byte *external_relocs;
};
-static bfd_boolean xcoff_mark (struct bfd_link_info *, asection *);
+static bool xcoff_mark (struct bfd_link_info *, asection *);
\f
/* Read the contents of a section. */
-static bfd_boolean
+static bool
xcoff_get_section_contents (bfd *abfd, asection *sec)
{
if (coff_section_data (abfd, sec) == NULL)
{
- bfd_size_type amt = sizeof (struct coff_section_tdata);
+ size_t amt = sizeof (struct coff_section_tdata);
sec->used_by_bfd = bfd_zalloc (abfd, amt);
if (sec->used_by_bfd == NULL)
- return FALSE;
+ return false;
}
if (coff_section_data (abfd, sec)->contents == NULL)
if (! bfd_malloc_and_get_section (abfd, sec, &contents))
{
- if (contents != NULL)
- free (contents);
- return FALSE;
+ free (contents);
+ return false;
}
coff_section_data (abfd, sec)->contents = contents;
}
- return TRUE;
+ return true;
}
/* Get the size required to hold the dynamic symbols. */
return -1;
contents = coff_section_data (abfd, lsec)->contents;
- coff_section_data (abfd, lsec)->keep_contents = TRUE;
+ coff_section_data (abfd, lsec)->keep_contents = true;
bfd_xcoff_swap_ldhdr_in (abfd, contents, &ldhdr);
return ldhdr.l_nreloc;
}
\f
+/* Hash functions for xcoff_link_hash_table's archive_info. */
+
+static hashval_t
+xcoff_archive_info_hash (const void *data)
+{
+ const struct xcoff_archive_info *info;
+
+ info = (const struct xcoff_archive_info *) data;
+ return htab_hash_pointer (info->archive);
+}
+
+static int
+xcoff_archive_info_eq (const void *data1, const void *data2)
+{
+ const struct xcoff_archive_info *info1;
+ const struct xcoff_archive_info *info2;
+
+ info1 = (const struct xcoff_archive_info *) data1;
+ info2 = (const struct xcoff_archive_info *) data2;
+ return info1->archive == info2->archive;
+}
+
+/* Return information about archive ARCHIVE. Return NULL on error. */
+
+static struct xcoff_archive_info *
+xcoff_get_archive_info (struct bfd_link_info *info, bfd *archive)
+{
+ struct xcoff_link_hash_table *htab;
+ struct xcoff_archive_info *entryp, entry;
+ void **slot;
+
+ htab = xcoff_hash_table (info);
+ entry.archive = archive;
+ slot = htab_find_slot (htab->archive_info, &entry, INSERT);
+ if (!slot)
+ return NULL;
+
+ entryp = *slot;
+ if (!entryp)
+ {
+ entryp = bfd_zalloc (info->output_bfd, sizeof (entry));
+ if (!entryp)
+ return NULL;
+
+ entryp->archive = archive;
+ *slot = entryp;
+ }
+ return entryp;
+}
+\f
/* Routine to create an entry in an XCOFF link hash table. */
static struct bfd_hash_entry *
return (struct bfd_hash_entry *) ret;
}
-/* Create a XCOFF link hash table. */
+/* Destroy an XCOFF link hash table. */
+
+static void
+_bfd_xcoff_bfd_link_hash_table_free (bfd *obfd)
+{
+ struct xcoff_link_hash_table *ret;
+
+ ret = (struct xcoff_link_hash_table *) obfd->link.hash;
+ if (ret->archive_info)
+ htab_delete (ret->archive_info);
+ if (ret->debug_strtab)
+ _bfd_stringtab_free (ret->debug_strtab);
+ _bfd_generic_link_hash_table_free (obfd);
+}
+
+/* Create an XCOFF link hash table. */
struct bfd_link_hash_table *
_bfd_xcoff_bfd_link_hash_table_create (bfd *abfd)
{
struct xcoff_link_hash_table *ret;
- bfd_size_type amt = sizeof (* ret);
+ bool isxcoff64 = false;
+ size_t amt = sizeof (* ret);
- ret = bfd_malloc (amt);
+ ret = bfd_zmalloc (amt);
if (ret == NULL)
return NULL;
if (!_bfd_link_hash_table_init (&ret->root, abfd, xcoff_link_hash_newfunc,
return NULL;
}
- ret->debug_strtab = _bfd_xcoff_stringtab_init ();
- ret->debug_section = NULL;
- ret->loader_section = NULL;
- ret->ldrel_count = 0;
- memset (&ret->ldhdr, 0, sizeof (struct internal_ldhdr));
- ret->linkage_section = NULL;
- ret->toc_section = NULL;
- ret->descriptor_section = NULL;
- ret->imports = NULL;
- ret->file_align = 0;
- ret->textro = FALSE;
- ret->gc = FALSE;
- memset (ret->special_sections, 0, sizeof ret->special_sections);
+ isxcoff64 = bfd_coff_debug_string_prefix_length (abfd) == 4;
+
+ ret->debug_strtab = _bfd_xcoff_stringtab_init (isxcoff64);
+ ret->archive_info = htab_create (37, xcoff_archive_info_hash,
+ xcoff_archive_info_eq, NULL);
+ if (!ret->debug_strtab || !ret->archive_info)
+ {
+ _bfd_xcoff_bfd_link_hash_table_free (abfd);
+ return NULL;
+ }
+ ret->root.hash_table_free = _bfd_xcoff_bfd_link_hash_table_free;
/* The linker will always generate a full a.out header. We need to
record that fact now, before the sizeof_headers routine could be
called. */
- xcoff_data (abfd)->full_aouthdr = TRUE;
+ xcoff_data (abfd)->full_aouthdr = true;
return &ret->root;
}
-
-/* Free a XCOFF link hash table. */
-
-void
-_bfd_xcoff_bfd_link_hash_table_free (struct bfd_link_hash_table *hash)
-{
- struct xcoff_link_hash_table *ret = (struct xcoff_link_hash_table *) hash;
-
- _bfd_stringtab_free (ret->debug_strtab);
- bfd_hash_table_free (&ret->root.table);
- free (ret);
-}
\f
/* Read internal relocs for an XCOFF csect. This is a wrapper around
_bfd_coff_read_internal_relocs which tries to take advantage of any
static struct internal_reloc *
xcoff_read_internal_relocs (bfd *abfd,
asection *sec,
- bfd_boolean cache,
+ bool cache,
bfd_byte *external_relocs,
- bfd_boolean require_internal,
+ bool require_internal,
struct internal_reloc *internal_relocs)
{
if (coff_section_data (abfd, sec) != NULL
&& cache
&& enclosing->reloc_count > 0)
{
- if (_bfd_coff_read_internal_relocs (abfd, enclosing, TRUE,
- external_relocs, FALSE, NULL)
+ if (_bfd_coff_read_internal_relocs (abfd, enclosing, true,
+ external_relocs, false, NULL)
== NULL)
return NULL;
}
require_internal, internal_relocs);
}
\f
+/* Split FILENAME into an import path and an import filename,
+ storing them in *IMPPATH and *IMPFILE respectively. */
+
+bool
+bfd_xcoff_split_import_path (bfd *abfd, const char *filename,
+ const char **imppath, const char **impfile)
+{
+ const char *base;
+ size_t length;
+ char *path;
+
+ base = lbasename (filename);
+ length = base - filename;
+ if (length == 0)
+ /* The filename has no directory component, so use an empty path. */
+ *imppath = "";
+ else if (length == 1)
+ /* The filename is in the root directory. */
+ *imppath = "/";
+ else
+ {
+ /* Extract the (non-empty) directory part. Note that we don't
+ need to strip duplicate directory separators from any part
+ of the string; the native linker doesn't do that either. */
+ path = bfd_alloc (abfd, length);
+ if (path == NULL)
+ return false;
+ memcpy (path, filename, length - 1);
+ path[length - 1] = 0;
+ *imppath = path;
+ }
+ *impfile = base;
+ return true;
+}
+
+/* Set ARCHIVE's import path as though its filename had been given
+ as FILENAME. */
+
+bool
+bfd_xcoff_set_archive_import_path (struct bfd_link_info *info,
+ bfd *archive, const char *filename)
+{
+ struct xcoff_archive_info *archive_info;
+
+ archive_info = xcoff_get_archive_info (info, archive);
+ return (archive_info != NULL
+ && bfd_xcoff_split_import_path (archive, filename,
+ &archive_info->imppath,
+ &archive_info->impfile));
+}
+
+/* H is an imported symbol. Set the import module's path, file and member
+ to IMPATH, IMPFILE and IMPMEMBER respectively. All three are null if
+ no specific import module is specified. */
+
+static bool
+xcoff_set_import_path (struct bfd_link_info *info,
+ struct xcoff_link_hash_entry *h,
+ const char *imppath, const char *impfile,
+ const char *impmember)
+{
+ unsigned int c;
+ struct xcoff_import_file **pp;
+
+ /* We overload the ldindx field to hold the l_ifile value for this
+ symbol. */
+ BFD_ASSERT (h->ldsym == NULL);
+ BFD_ASSERT ((h->flags & XCOFF_BUILT_LDSYM) == 0);
+ if (imppath == NULL)
+ h->ldindx = -1;
+ else
+ {
+ /* We start c at 1 because the first entry in the import list is
+ reserved for the library search path. */
+ for (pp = &xcoff_hash_table (info)->imports, c = 1;
+ *pp != NULL;
+ pp = &(*pp)->next, ++c)
+ {
+ if (filename_cmp ((*pp)->path, imppath) == 0
+ && filename_cmp ((*pp)->file, impfile) == 0
+ && filename_cmp ((*pp)->member, impmember) == 0)
+ break;
+ }
+
+ if (*pp == NULL)
+ {
+ struct xcoff_import_file *n;
+ size_t amt = sizeof (*n);
+
+ n = bfd_alloc (info->output_bfd, amt);
+ if (n == NULL)
+ return false;
+ n->next = NULL;
+ n->path = imppath;
+ n->file = impfile;
+ n->member = impmember;
+ *pp = n;
+ }
+ h->ldindx = c;
+ }
+ return true;
+}
+\f
/* H is the bfd symbol associated with exported .loader symbol LDSYM.
Return true if LDSYM defines H. */
-static bfd_boolean
+static bool
xcoff_dynamic_definition_p (struct xcoff_link_hash_entry *h,
struct internal_ldsym *ldsym)
{
/* If we didn't know about H before processing LDSYM, LDSYM
definitely defines H. */
if (h->root.type == bfd_link_hash_new)
- return TRUE;
+ return true;
/* If H is currently a weak dynamic symbol, and if LDSYM is a strong
dynamic symbol, LDSYM trumps the current definition of H. */
&& (h->flags & XCOFF_DEF_REGULAR) == 0
&& (h->root.type == bfd_link_hash_defweak
|| h->root.type == bfd_link_hash_undefweak))
- return TRUE;
+ return true;
/* If H is currently undefined, LDSYM defines it. */
if ((h->flags & XCOFF_DEF_DYNAMIC) == 0
&& (h->root.type == bfd_link_hash_undefined
|| h->root.type == bfd_link_hash_undefweak))
- return TRUE;
+ return true;
- return FALSE;
+ return false;
}
/* This function is used to add symbols from a dynamic object to the
global symbol table. */
-static bfd_boolean
+static bool
xcoff_link_add_dynamic_symbols (bfd *abfd, struct bfd_link_info *info)
{
asection *lsec;
const char *strings;
bfd_byte *elsym, *elsymend;
struct xcoff_import_file *n;
- const char *bname;
- const char *mname;
- const char *s;
unsigned int c;
struct xcoff_import_file **pp;
output file. */
if (info->output_bfd->xvec != abfd->xvec)
{
- (*_bfd_error_handler)
- (_("%s: XCOFF shared object when not producing XCOFF output"),
- bfd_get_filename (abfd));
+ _bfd_error_handler
+ (_("%pB: XCOFF shared object when not producing XCOFF output"),
+ abfd);
bfd_set_error (bfd_error_invalid_operation);
- return FALSE;
+ return false;
}
/* The symbols we use from a dynamic object are not the symbols in
lsec = bfd_get_section_by_name (abfd, ".loader");
if (lsec == NULL)
{
- (*_bfd_error_handler)
- (_("%s: dynamic object with no .loader section"),
- bfd_get_filename (abfd));
+ _bfd_error_handler
+ (_("%pB: dynamic object with no .loader section"),
+ abfd);
bfd_set_error (bfd_error_no_symbols);
- return FALSE;
+ return false;
}
if (! xcoff_get_section_contents (abfd, lsec))
- return FALSE;
+ return false;
contents = coff_section_data (abfd, lsec)->contents;
/* Remove the sections from this object, so that they do not get
table. However, we verified above that we are using an XCOFF
hash table. */
- h = xcoff_link_hash_lookup (xcoff_hash_table (info), name, TRUE,
- TRUE, TRUE);
+ h = xcoff_link_hash_lookup (xcoff_hash_table (info), name, true,
+ true, true);
if (h == NULL)
- return FALSE;
+ return false;
if (!xcoff_dynamic_definition_p (h, &ldsym))
continue;
dsnm = bfd_malloc ((bfd_size_type) strlen (name) + 2);
if (dsnm == NULL)
- return FALSE;
+ return false;
dsnm[0] = '.';
strcpy (dsnm + 1, name);
hds = xcoff_link_hash_lookup (xcoff_hash_table (info), dsnm,
- TRUE, TRUE, TRUE);
+ true, true, true);
free (dsnm);
if (hds == NULL)
- return FALSE;
+ return false;
hds->descriptor = h;
h->descriptor = hds;
/* Record this file in the import files. */
n = bfd_alloc (abfd, (bfd_size_type) sizeof (struct xcoff_import_file));
if (n == NULL)
- return FALSE;
+ return false;
n->next = NULL;
- /* For some reason, the path entry in the import file list for a
- shared object appears to always be empty. The file name is the
- base name. */
- n->path = "";
- if (abfd->my_archive == NULL)
+ if (abfd->my_archive == NULL || bfd_is_thin_archive (abfd->my_archive))
{
- bname = bfd_get_filename (abfd);
- mname = "";
+ if (!bfd_xcoff_split_import_path (abfd, bfd_get_filename (abfd),
+ &n->path, &n->file))
+ return false;
+ n->member = "";
}
else
{
- bname = bfd_get_filename (abfd->my_archive);
- mname = bfd_get_filename (abfd);
+ struct xcoff_archive_info *archive_info;
+
+ archive_info = xcoff_get_archive_info (info, abfd->my_archive);
+ if (!archive_info->impfile)
+ {
+ if (!bfd_xcoff_split_import_path (archive_info->archive,
+ bfd_get_filename (archive_info
+ ->archive),
+ &archive_info->imppath,
+ &archive_info->impfile))
+ return false;
+ }
+ n->path = archive_info->imppath;
+ n->file = archive_info->impfile;
+ n->member = bfd_get_filename (abfd);
}
- s = strrchr (bname, '/');
- if (s != NULL)
- bname = s + 1;
- n->file = bname;
- n->member = mname;
/* We start c at 1 because the first import file number is reserved
for LIBPATH. */
xcoff_data (abfd)->import_file_id = c;
- return TRUE;
+ return true;
}
/* xcoff_link_create_extra_sections
Takes care of creating the .loader, .gl, .ds, .debug and sections. */
-static bfd_boolean
+static bool
xcoff_link_create_extra_sections (bfd * abfd, struct bfd_link_info *info)
{
- bfd_boolean return_value = FALSE;
+ bool return_value = false;
if (info->output_bfd->xvec == abfd->xvec)
{
won't work if we're producing an XCOFF output file with no
XCOFF input files. FIXME. */
- if (xcoff_hash_table (info)->loader_section == NULL)
+ if (!bfd_link_relocatable (info)
+ && xcoff_hash_table (info)->loader_section == NULL)
{
asection *lsec;
flagword flags = SEC_HAS_CONTENTS | SEC_IN_MEMORY;
}
}
- return_value = TRUE;
+ return_value = true;
end_return:
relocation entries carefully, since the only way to tell which
csect they belong to is to examine the address. */
-static bfd_boolean
+static bool
xcoff_link_add_symbols (bfd *abfd, struct bfd_link_info *info)
{
unsigned int n_tmask;
unsigned int n_btshft;
- bfd_boolean default_copy;
+ bool default_copy;
bfd_size_type symcount;
struct xcoff_link_hash_entry **sym_hash;
asection **csect_cache;
bfd_size_type linesz;
asection *o;
asection *last_real;
- bfd_boolean keep_syms;
+ bool keep_syms;
asection *csect;
unsigned int csect_index;
asection *first_csect;
&& ! info->static_link)
{
if (! xcoff_link_add_dynamic_symbols (abfd, info))
- return FALSE;
+ return false;
}
/* Create the loader, toc, gl, ds and debug sections, if needed. */
if ((abfd->flags & DYNAMIC) != 0
&& ! info->static_link)
- return TRUE;
+ return true;
n_tmask = coff_data (abfd)->local_n_tmask;
n_btshft = coff_data (abfd)->local_n_btshft;
#define N_BTSHFT n_btshft
if (info->keep_memory)
- default_copy = FALSE;
+ default_copy = false;
else
- default_copy = TRUE;
+ default_copy = true;
symcount = obj_raw_syment_count (abfd);
if ((o->flags & SEC_RELOC) != 0)
{
reloc_info[o->target_index].relocs =
- xcoff_read_internal_relocs (abfd, o, TRUE, NULL, FALSE, NULL);
+ xcoff_read_internal_relocs (abfd, o, true, NULL, false, NULL);
amt = o->reloc_count;
amt *= sizeof (asection *);
reloc_info[o->target_index].csects = bfd_zmalloc (amt);
{
bfd_byte *linenos;
- amt = linesz * o->lineno_count;
- linenos = bfd_malloc (amt);
+ if (bfd_seek (abfd, o->line_filepos, SEEK_SET) != 0)
+ goto error_return;
+ if (_bfd_mul_overflow (linesz, o->lineno_count, &amt))
+ {
+ bfd_set_error (bfd_error_file_too_big);
+ goto error_return;
+ }
+ linenos = _bfd_malloc_and_read (abfd, amt, amt);
if (linenos == NULL)
goto error_return;
reloc_info[o->target_index].linenos = linenos;
- if (bfd_seek (abfd, o->line_filepos, SEEK_SET) != 0
- || bfd_bread (linenos, amt, abfd) != amt)
- goto error_return;
}
}
/* Don't let the linker relocation routines discard the symbols. */
- obj_coff_keep_syms (abfd) = TRUE;
+ obj_coff_keep_syms (abfd) = true;
csect = NULL;
csect_index = 0;
If C_FILE or first time, handle special
Advance esym, sym_hash, csect_hash ptrs. */
- if (sym.n_sclass == C_FILE)
+ if (sym.n_sclass == C_FILE || sym.n_sclass == C_DWARF)
csect = NULL;
if (csect != NULL)
*csect_cache = csect;
- else if (first_csect == NULL || sym.n_sclass == C_FILE)
+ else if (first_csect == NULL
+ || sym.n_sclass == C_FILE || sym.n_sclass == C_DWARF)
*csect_cache = coff_section_from_bfd_index (abfd, sym.n_scnum);
else
*csect_cache = NULL;
enclosing = xcoff_section_data (abfd, csect)->enclosing;
if (enclosing == NULL)
{
- (*_bfd_error_handler)
- (_("%B: `%s' has line numbers but no enclosing section"),
+ _bfd_error_handler
+ /* xgettext:c-format */
+ (_("%pB: `%s' has line numbers but no enclosing section"),
abfd, name);
bfd_set_error (bfd_error_bad_value);
goto error_return;
/* Pick up the csect auxiliary information. */
if (sym.n_numaux == 0)
{
- (*_bfd_error_handler)
- (_("%B: class %d symbol `%s' has no aux entries"),
+ _bfd_error_handler
+ /* xgettext:c-format */
+ (_("%pB: class %d symbol `%s' has no aux entries"),
abfd, sym.n_sclass, name);
bfd_set_error (bfd_error_bad_value);
goto error_return;
switch (smtyp)
{
default:
- (*_bfd_error_handler)
- (_("%B: symbol `%s' has unrecognized csect type %d"),
+ _bfd_error_handler
+ /* xgettext:c-format */
+ (_("%pB: symbol `%s' has unrecognized csect type %d"),
abfd, name, smtyp);
bfd_set_error (bfd_error_bad_value);
goto error_return;
|| sym.n_scnum != N_UNDEF
|| aux.x_csect.x_scnlen.l != 0)
{
- (*_bfd_error_handler)
- (_("%B: bad XTY_ER symbol `%s': class %d scnum %d scnlen %d"),
+ _bfd_error_handler
+ /* xgettext:c-format */
+ (_("%pB: bad XTY_ER symbol `%s': class %d scnum %d "
+ "scnlen %" PRId64),
abfd, name, sym.n_sclass, sym.n_scnum,
- aux.x_csect.x_scnlen.l);
+ (int64_t) aux.x_csect.x_scnlen.l);
bfd_set_error (bfd_error_bad_value);
goto error_return;
}
if (sym.n_sclass != C_HIDEXT
|| aux.x_csect.x_scnlen.l != 0)
{
- (*_bfd_error_handler)
- (_("%B: XMC_TC0 symbol `%s' is class %d scnlen %d"),
- abfd, name, sym.n_sclass, aux.x_csect.x_scnlen.l);
+ _bfd_error_handler
+ /* xgettext:c-format */
+ (_("%pB: XMC_TC0 symbol `%s' is class %d scnlen %" PRId64),
+ abfd, name, sym.n_sclass, (int64_t) aux.x_csect.x_scnlen.l);
bfd_set_error (bfd_error_bad_value);
goto error_return;
}
{
const char *relname;
char relbuf[SYMNMLEN + 1];
- bfd_boolean copy;
+ bool copy;
struct xcoff_link_hash_entry *h;
/* At this point we know that the TOC entry is
|| relsym._n._n_n._n_zeroes != 0
|| relsym._n._n_n._n_offset == 0);
h = xcoff_link_hash_lookup (xcoff_hash_table (info),
- relname, TRUE, copy,
- FALSE);
+ relname, true, copy,
+ false);
if (h == NULL)
goto error_return;
|| ((bfd_vma) sym.n_value + aux.x_csect.x_scnlen.l
> enclosing->vma + enclosing->size)))
{
- (*_bfd_error_handler)
- (_("%B: csect `%s' not in enclosing section"),
+ _bfd_error_handler
+ /* xgettext:c-format */
+ (_("%pB: csect `%s' not in enclosing section"),
abfd, name);
bfd_set_error (bfd_error_bad_value);
goto error_return;
follow its appropriate XTY_SD symbol. The .set pseudo op can
cause the XTY_LD to not follow the XTY_SD symbol. */
{
- bfd_boolean bad;
+ bool bad;
- bad = FALSE;
+ bad = false;
if (aux.x_csect.x_scnlen.l < 0
|| (aux.x_csect.x_scnlen.l
>= esym - (bfd_byte *) obj_coff_external_syms (abfd)))
- bad = TRUE;
+ bad = true;
if (! bad)
{
section = xcoff_data (abfd)->csects[aux.x_csect.x_scnlen.l];
if (section == NULL
|| (section->flags & SEC_HAS_CONTENTS) == 0)
- bad = TRUE;
+ bad = true;
}
if (bad)
{
- (*_bfd_error_handler)
- (_("%B: misplaced XTY_LD `%s'"),
+ _bfd_error_handler
+ /* xgettext:c-format */
+ (_("%pB: misplaced XTY_LD `%s'"),
abfd, name);
bfd_set_error (bfd_error_bad_value);
goto error_return;
}
- csect = section;
+ csect = section;
value = sym.n_value - csect->vma;
}
break;
csect = bfd_make_section_anyway_with_flags (abfd, ".td",
SEC_ALLOC);
}
+ else if (aux.x_csect.x_smclas == XMC_UL)
+ {
+ /* This is a thread-local unitialized csect. */
+ csect = bfd_make_section_anyway_with_flags (abfd, ".tbss",
+ SEC_ALLOC | SEC_THREAD_LOCAL);
+ }
else
csect = bfd_make_section_anyway_with_flags (abfd, ".bss",
SEC_ALLOC);
if (EXTERN_SYM_P (sym.n_sclass))
{
- bfd_boolean copy;
+ bool copy, ok;
flagword flags;
BFD_ASSERT (section != NULL);
copy = default_copy;
if (sym._n._n_n._n_zeroes != 0
|| sym._n._n_n._n_offset == 0)
- copy = TRUE;
+ copy = true;
+
+ /* Ignore global linkage code when linking statically. */
+ if (info->static_link
+ && (smtyp == XTY_SD || smtyp == XTY_LD)
+ && aux.x_csect.x_smclas == XMC_GL)
+ {
+ section = bfd_und_section_ptr;
+ value = 0;
+ }
/* The AIX linker appears to only detect multiple symbol
definitions when there is a reference to the symbol. If
We also have to handle the case of statically linking a
shared object, which will cause symbol redefinitions,
although this is an easier case to detect. */
-
- if (info->output_bfd->xvec == abfd->xvec)
+ else if (info->output_bfd->xvec == abfd->xvec)
{
if (! bfd_is_und_section (section))
*sym_hash = xcoff_link_hash_lookup (xcoff_hash_table (info),
- name, TRUE, copy, FALSE);
+ name, true, copy, false);
else
/* Make a copy of the symbol name to prevent problems with
merging symbols. */
*sym_hash = ((struct xcoff_link_hash_entry *)
bfd_wrapped_link_hash_lookup (abfd, info, name,
- TRUE, TRUE, FALSE));
+ true, true, false));
if (*sym_hash == NULL)
goto error_return;
&& ! bfd_is_com_section (section))
{
/* This is a second definition of a defined symbol. */
- if ((abfd->flags & DYNAMIC) != 0
- && ((*sym_hash)->smclas != XMC_GL
- || aux.x_csect.x_smclas == XMC_GL
- || ((*sym_hash)->root.u.def.section->owner->flags
- & DYNAMIC) == 0))
- {
- /* The new symbol is from a shared library, and
- either the existing symbol is not global
- linkage code or this symbol is global linkage
- code. If the existing symbol is global
- linkage code and the new symbol is not, then
- we want to use the new symbol. */
- section = bfd_und_section_ptr;
- value = 0;
- }
- else if (((*sym_hash)->flags & XCOFF_DEF_REGULAR) == 0
- && ((*sym_hash)->flags & XCOFF_DEF_DYNAMIC) != 0)
+ if (((*sym_hash)->flags & XCOFF_DEF_REGULAR) == 0
+ && ((*sym_hash)->flags & XCOFF_DEF_DYNAMIC) != 0)
{
/* The existing symbol is from a shared library.
Replace it. */
sure the XCOFF linker is wholly prepared to
handle them, and that would only be a warning,
not an error. */
- if (! ((*info->callbacks->multiple_definition)
- (info, (*sym_hash)->root.root.string,
- NULL, NULL, (bfd_vma) 0,
- (*sym_hash)->root.u.def.section->owner,
- (*sym_hash)->root.u.def.section,
- (*sym_hash)->root.u.def.value)))
- goto error_return;
+ (*info->callbacks->multiple_definition) (info,
+ &(*sym_hash)->root,
+ NULL, NULL,
+ (bfd_vma) 0);
/* Try not to give this error too many times. */
(*sym_hash)->flags &= ~XCOFF_MULTIPLY_DEFINED;
}
BFD_ASSERT (last_real->next == first_csect);
last_real->next = NULL;
flags = (sym.n_sclass == C_EXT ? BSF_GLOBAL : BSF_WEAK);
- if (! (_bfd_generic_link_add_one_symbol
- (info, abfd, name, flags, section, value,
- NULL, copy, TRUE,
- (struct bfd_link_hash_entry **) sym_hash)))
- goto error_return;
+ ok = (_bfd_generic_link_add_one_symbol
+ (info, abfd, name, flags, section, value, NULL, copy, true,
+ (struct bfd_link_hash_entry **) sym_hash));
last_real->next = first_csect;
+ if (!ok)
+ goto error_return;
if (smtyp == XTY_CM)
{
= csect->alignment_power;
}
- if (info->output_bfd->xvec == abfd->xvec)
+ if (info->output_bfd->xvec == abfd->xvec)
{
int flag;
- if (smtyp == XTY_ER || smtyp == XTY_CM)
+ if (smtyp == XTY_ER
+ || smtyp == XTY_CM
+ || section == bfd_und_section_ptr)
flag = XCOFF_REF_REGULAR;
else
flag = XCOFF_DEF_REGULAR;
/* Make sure that we have seen all the relocs. */
for (o = abfd->sections; o != first_csect; o = o->next)
{
+ /* Debugging sections have no csects. */
+ if (bfd_section_flags (o) & SEC_DEBUGGING)
+ continue;
+
/* Reset the section size and the line number count, since the
data is now attached to the csects. Don't reset the size of
the .debug section, since we need to read it below in
bfd_xcoff_size_dynamic_sections. */
- if (strcmp (bfd_get_section_name (abfd, o), ".debug") != 0)
+ if (strcmp (bfd_section_name (o), ".debug") != 0)
o->size = 0;
o->lineno_count = 0;
{
if (*rel_csect == NULL)
{
- (*_bfd_error_handler)
- (_("%B: reloc %s:%d not in csect"),
- abfd, o->name, i);
+ _bfd_error_handler
+ /* xgettext:c-format */
+ (_("%pB: reloc %s:%" PRId64 " not in csect"),
+ abfd, o->name, (int64_t) i);
bfd_set_error (bfd_error_bad_value);
goto error_return;
}
/* We identify all function symbols that are the target
of a relocation, so that we can create glue code for
functions imported from dynamic objects. */
- if (info->output_bfd->xvec == abfd->xvec
+ if (info->output_bfd->xvec == abfd->xvec
&& *rel_csect != bfd_und_section_ptr
&& obj_xcoff_sym_hashes (abfd)[rel->r_symndx] != NULL)
{
hds = xcoff_link_hash_lookup (xcoff_hash_table (info),
h->root.root.string + 1,
- TRUE, FALSE, TRUE);
+ true, false, true);
if (hds == NULL)
goto error_return;
if (hds->root.type == bfd_link_hash_new)
if (! (_bfd_generic_link_add_one_symbol
(info, abfd, hds->root.root.string,
(flagword) 0, bfd_und_section_ptr,
- (bfd_vma) 0, NULL, FALSE,
- TRUE, &bh)))
+ (bfd_vma) 0, NULL, false,
+ true, &bh)))
goto error_return;
hds = (struct xcoff_link_hash_entry *) bh;
}
/* If we are not keeping memory, free the reloc information. */
if (! info->keep_memory
&& coff_section_data (abfd, o) != NULL
- && coff_section_data (abfd, o)->relocs != NULL
&& ! coff_section_data (abfd, o)->keep_relocs)
{
free (coff_section_data (abfd, o)->relocs);
/* Free up the line numbers. FIXME: We could cache these
somewhere for the final link, to avoid reading them again. */
- if (reloc_info[o->target_index].linenos != NULL)
- {
- free (reloc_info[o->target_index].linenos);
- reloc_info[o->target_index].linenos = NULL;
- }
+ free (reloc_info[o->target_index].linenos);
+ reloc_info[o->target_index].linenos = NULL;
}
free (reloc_info);
obj_coff_keep_syms (abfd) = keep_syms;
- return TRUE;
+ return true;
error_return:
if (reloc_info != NULL)
{
for (o = abfd->sections; o != NULL; o = o->next)
{
- if (reloc_info[o->target_index].csects != NULL)
- free (reloc_info[o->target_index].csects);
- if (reloc_info[o->target_index].linenos != NULL)
- free (reloc_info[o->target_index].linenos);
+ free (reloc_info[o->target_index].csects);
+ free (reloc_info[o->target_index].linenos);
}
free (reloc_info);
}
obj_coff_keep_syms (abfd) = keep_syms;
- return FALSE;
+ return false;
}
#undef N_TMASK
/* Add symbols from an XCOFF object file. */
-static bfd_boolean
+static bool
xcoff_link_add_object_symbols (bfd *abfd, struct bfd_link_info *info)
{
if (! _bfd_coff_get_external_symbols (abfd))
- return FALSE;
+ return false;
if (! xcoff_link_add_symbols (abfd, info))
- return FALSE;
+ return false;
if (! info->keep_memory)
{
if (! _bfd_coff_free_symbols (abfd))
- return FALSE;
+ return false;
}
- return TRUE;
+ return true;
}
/* Look through the loader symbols to see if this dynamic object
should be included in the link. The native linker uses the loader
symbols, not the normal symbol table, so we do too. */
-static bfd_boolean
+static bool
xcoff_link_check_dynamic_ar_symbols (bfd *abfd,
struct bfd_link_info *info,
- bfd_boolean *pneeded)
+ bool *pneeded,
+ bfd **subsbfd)
{
asection *lsec;
bfd_byte *contents;
const char *strings;
bfd_byte *elsym, *elsymend;
- *pneeded = FALSE;
+ *pneeded = false;
lsec = bfd_get_section_by_name (abfd, ".loader");
if (lsec == NULL)
/* There are no symbols, so don't try to include it. */
- return TRUE;
+ return true;
if (! xcoff_get_section_contents (abfd, lsec))
- return FALSE;
+ return false;
contents = coff_section_data (abfd, lsec)->contents;
bfd_xcoff_swap_ldhdr_in (abfd, contents, &ldhdr);
name = nambuf;
}
- h = bfd_link_hash_lookup (info->hash, name, FALSE, FALSE, TRUE);
+ h = bfd_link_hash_lookup (info->hash, name, false, false, true);
/* We are only interested in symbols that are currently
undefined. At this point we know that we are using an XCOFF
&& (((struct xcoff_link_hash_entry *) h)->flags
& XCOFF_DEF_DYNAMIC) == 0)
{
- if (! (*info->callbacks->add_archive_element) (info, abfd, name))
- return FALSE;
- *pneeded = TRUE;
- return TRUE;
+ if (!(*info->callbacks
+ ->add_archive_element) (info, abfd, name, subsbfd))
+ continue;
+ *pneeded = true;
+ return true;
}
}
coff_section_data (abfd, lsec)->contents = NULL;
}
- return TRUE;
+ return true;
}
/* Look through the symbols to see if this object file should be
included in the link. */
-static bfd_boolean
+static bool
xcoff_link_check_ar_symbols (bfd *abfd,
struct bfd_link_info *info,
- bfd_boolean *pneeded)
+ bool *pneeded,
+ bfd **subsbfd)
{
bfd_size_type symesz;
bfd_byte *esym;
bfd_byte *esym_end;
- *pneeded = FALSE;
+ *pneeded = false;
if ((abfd->flags & DYNAMIC) != 0
&& ! info->static_link
&& info->output_bfd->xvec == abfd->xvec)
- return xcoff_link_check_dynamic_ar_symbols (abfd, info, pneeded);
+ return xcoff_link_check_dynamic_ar_symbols (abfd, info, pneeded, subsbfd);
symesz = bfd_coff_symesz (abfd);
esym = (bfd_byte *) obj_coff_external_syms (abfd);
struct internal_syment sym;
bfd_coff_swap_sym_in (abfd, (void *) esym, (void *) &sym);
+ esym += (sym.n_numaux + 1) * symesz;
if (EXTERN_SYM_P (sym.n_sclass) && sym.n_scnum != N_UNDEF)
{
name = _bfd_coff_internal_syment_name (abfd, &sym, buf);
if (name == NULL)
- return FALSE;
- h = bfd_link_hash_lookup (info->hash, name, FALSE, FALSE, TRUE);
+ return false;
+ h = bfd_link_hash_lookup (info->hash, name, false, false, true);
/* We are only interested in symbols that are currently
undefined. If a symbol is currently known to be common,
undefined references in shared objects. */
if (h != NULL
&& h->type == bfd_link_hash_undefined
- && (info->output_bfd->xvec != abfd->xvec
+ && (info->output_bfd->xvec != abfd->xvec
|| (((struct xcoff_link_hash_entry *) h)->flags
& XCOFF_DEF_DYNAMIC) == 0))
{
- if (! (*info->callbacks->add_archive_element) (info, abfd, name))
- return FALSE;
- *pneeded = TRUE;
- return TRUE;
+ if (!(*info->callbacks
+ ->add_archive_element) (info, abfd, name, subsbfd))
+ continue;
+ *pneeded = true;
+ return true;
}
}
-
- esym += (sym.n_numaux + 1) * symesz;
}
/* We do not need this object file. */
- return TRUE;
+ return true;
}
/* Check a single archive element to see if we need to include it in
needed in the link or not. This is called via
_bfd_generic_link_add_archive_symbols. */
-static bfd_boolean
+static bool
xcoff_link_check_archive_element (bfd *abfd,
struct bfd_link_info *info,
- bfd_boolean *pneeded)
+ struct bfd_link_hash_entry *h ATTRIBUTE_UNUSED,
+ const char *name ATTRIBUTE_UNUSED,
+ bool *pneeded)
{
- bfd_boolean keep_syms_p;
+ bool keep_syms_p;
+ bfd *oldbfd;
keep_syms_p = (obj_coff_external_syms (abfd) != NULL);
- if (! _bfd_coff_get_external_symbols (abfd))
- return FALSE;
+ if (!_bfd_coff_get_external_symbols (abfd))
+ return false;
- if (! xcoff_link_check_ar_symbols (abfd, info, pneeded))
- return FALSE;
+ oldbfd = abfd;
+ if (!xcoff_link_check_ar_symbols (abfd, info, pneeded, &abfd))
+ return false;
if (*pneeded)
{
- if (! xcoff_link_add_symbols (abfd, info))
- return FALSE;
+ /* Potentially, the add_archive_element hook may have set a
+ substitute BFD for us. */
+ if (abfd != oldbfd)
+ {
+ if (!keep_syms_p
+ && !_bfd_coff_free_symbols (oldbfd))
+ return false;
+ keep_syms_p = (obj_coff_external_syms (abfd) != NULL);
+ if (!_bfd_coff_get_external_symbols (abfd))
+ return false;
+ }
+ if (!xcoff_link_add_symbols (abfd, info))
+ return false;
if (info->keep_memory)
- keep_syms_p = TRUE;
+ keep_syms_p = true;
}
if (!keep_syms_p)
{
- if (! _bfd_coff_free_symbols (abfd))
- return FALSE;
+ if (!_bfd_coff_free_symbols (abfd))
+ return false;
}
- return TRUE;
+ return true;
}
/* Given an XCOFF BFD, add symbols to the global hash table as
appropriate. */
-bfd_boolean
+bool
_bfd_xcoff_bfd_link_add_symbols (bfd *abfd, struct bfd_link_info *info)
{
switch (bfd_get_format (abfd))
{
if (! (_bfd_generic_link_add_archive_symbols
(abfd, info, xcoff_link_check_archive_element)))
- return FALSE;
+ return false;
}
{
&& (info->output_bfd->xvec == member->xvec)
&& (! bfd_has_map (abfd) || (member->flags & DYNAMIC) != 0))
{
- bfd_boolean needed;
+ bool needed;
if (! xcoff_link_check_archive_element (member, info,
- &needed))
- return FALSE;
+ NULL, NULL, &needed))
+ return false;
if (needed)
member->archive_pass = -1;
}
}
}
- return TRUE;
+ return true;
default:
bfd_set_error (bfd_error_wrong_format);
- return FALSE;
+ return false;
}
}
\f
+bool
+_bfd_xcoff_define_common_symbol (bfd *output_bfd ATTRIBUTE_UNUSED,
+ struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ struct bfd_link_hash_entry *harg)
+{
+ struct xcoff_link_hash_entry *h;
+
+ if (!bfd_generic_define_common_symbol (output_bfd, info, harg))
+ return false;
+
+ h = (struct xcoff_link_hash_entry *) harg;
+ h->flags |= XCOFF_DEF_REGULAR;
+ return true;
+}
+\f
/* If symbol H has not been interpreted as a function descriptor,
see whether it should be. Set up its descriptor information if so. */
-static bfd_boolean
+static bool
xcoff_find_function (struct bfd_link_info *info,
struct xcoff_link_hash_entry *h)
{
{
char *fnname;
struct xcoff_link_hash_entry *hfn;
- bfd_size_type amt;
+ size_t amt;
amt = strlen (h->root.root.string) + 2;
fnname = bfd_malloc (amt);
if (fnname == NULL)
- return FALSE;
+ return false;
fnname[0] = '.';
strcpy (fnname + 1, h->root.root.string);
hfn = xcoff_link_hash_lookup (xcoff_hash_table (info),
- fnname, FALSE, FALSE, TRUE);
+ fnname, false, false, true);
free (fnname);
if (hfn != NULL
&& hfn->smclas == XMC_PR
hfn->descriptor = h;
}
}
- return TRUE;
-}
-
-/* H is an imported symbol. Set the import module's path, file and member
- to IMPATH, IMPFILE and IMPMEMBER respectively. All three are null if
- no specific import module is specified. */
-
-static bfd_boolean
-xcoff_set_import_path (struct bfd_link_info *info,
- struct xcoff_link_hash_entry *h,
- const char *imppath, const char *impfile,
- const char *impmember)
-{
- unsigned int c;
- struct xcoff_import_file **pp;
-
- /* We overload the ldindx field to hold the l_ifile value for this
- symbol. */
- BFD_ASSERT (h->ldsym == NULL);
- BFD_ASSERT ((h->flags & XCOFF_BUILT_LDSYM) == 0);
- if (imppath == NULL)
- h->ldindx = -1;
- else
- {
- /* We start c at 1 because the first entry in the import list is
- reserved for the library search path. */
- for (pp = &xcoff_hash_table (info)->imports, c = 1;
- *pp != NULL;
- pp = &(*pp)->next, ++c)
- {
- if (strcmp ((*pp)->path, imppath) == 0
- && strcmp ((*pp)->file, impfile) == 0
- && strcmp ((*pp)->member, impmember) == 0)
- break;
- }
-
- if (*pp == NULL)
- {
- struct xcoff_import_file *n;
- bfd_size_type amt = sizeof (* n);
-
- n = bfd_alloc (info->output_bfd, amt);
- if (n == NULL)
- return FALSE;
- n->next = NULL;
- n->path = imppath;
- n->file = impfile;
- n->member = impmember;
- *pp = n;
- }
- h->ldindx = c;
- }
- return TRUE;
+ return true;
}
\f
/* Return true if the given bfd contains at least one shared object. */
-static bfd_boolean
-xcoff_archive_contains_shared_object_p (bfd *archive)
+static bool
+xcoff_archive_contains_shared_object_p (struct bfd_link_info *info,
+ bfd *archive)
{
+ struct xcoff_archive_info *archive_info;
bfd *member;
- member = bfd_openr_next_archived_file (archive, NULL);
- while (member != NULL && (member->flags & DYNAMIC) == 0)
- member = bfd_openr_next_archived_file (archive, member);
- return member != NULL;
+ archive_info = xcoff_get_archive_info (info, archive);
+ if (!archive_info->know_contains_shared_object_p)
+ {
+ member = bfd_openr_next_archived_file (archive, NULL);
+ while (member != NULL && (member->flags & DYNAMIC) == 0)
+ member = bfd_openr_next_archived_file (archive, member);
+
+ archive_info->contains_shared_object_p = (member != NULL);
+ archive_info->know_contains_shared_object_p = 1;
+ }
+ return archive_info->contains_shared_object_p;
}
/* Symbol H qualifies for export by -bexpfull. Return true if it also
qualifies for export by -bexpall. */
-static bfd_boolean
+static bool
xcoff_covered_by_expall_p (struct xcoff_link_hash_entry *h)
{
/* Exclude symbols beginning with '_'. */
if (h->root.root.string[0] == '_')
- return FALSE;
+ return false;
/* Exclude archive members that would otherwise be unreferenced. */
if ((h->flags & XCOFF_MARK) == 0
|| h->root.type == bfd_link_hash_defweak)
&& h->root.u.def.section->owner != NULL
&& h->root.u.def.section->owner->my_archive != NULL)
- return FALSE;
+ return false;
- return TRUE;
+ return true;
}
/* Return true if symbol H qualifies for the forms of automatic export
specified by AUTO_EXPORT_FLAGS. */
-static bfd_boolean
-xcoff_auto_export_p (struct xcoff_link_hash_entry *h,
+static bool
+xcoff_auto_export_p (struct bfd_link_info *info,
+ struct xcoff_link_hash_entry *h,
unsigned int auto_export_flags)
{
/* Don't automatically export things that were explicitly exported. */
if ((h->flags & XCOFF_EXPORT) != 0)
- return FALSE;
+ return false;
/* Don't export things that we don't define. */
if ((h->flags & XCOFF_DEF_REGULAR) == 0)
- return FALSE;
+ return false;
/* Don't export functions; export their descriptors instead. */
if (h->root.root.string[0] == '.')
- return FALSE;
+ return false;
/* We don't export a symbol which is being defined by an object
included from an archive which contains a shared object. The
owner = h->root.u.def.section->owner;
if (owner != NULL
&& owner->my_archive != NULL
- && xcoff_archive_contains_shared_object_p (owner->my_archive))
- return FALSE;
+ && xcoff_archive_contains_shared_object_p (info, owner->my_archive))
+ return false;
}
/* Otherwise, all symbols are exported by -bexpfull. */
if ((auto_export_flags & XCOFF_EXPFULL) != 0)
- return TRUE;
+ return true;
/* Despite its name, -bexpall exports most but not all symbols. */
if ((auto_export_flags & XCOFF_EXPALL) != 0
&& xcoff_covered_by_expall_p (h))
- return TRUE;
+ return true;
+
+ return false;
+}
+\f
+/* Return true if relocation REL needs to be copied to the .loader section.
+ If REL is against a global symbol, H is that symbol, otherwise it
+ is null. */
+
+static bool
+xcoff_need_ldrel_p (struct bfd_link_info *info, struct internal_reloc *rel,
+ struct xcoff_link_hash_entry *h, asection *ssec)
+{
+ if (!xcoff_hash_table (info)->loader_section)
+ return false;
+
+ switch (rel->r_type)
+ {
+ case R_TOC:
+ case R_GL:
+ case R_TCL:
+ case R_TRL:
+ case R_TRLA:
+ /* We should never need a .loader reloc for a TOC-relative reloc. */
+ return false;
+
+ default:
+ /* In this case, relocations against defined symbols can be resolved
+ statically. */
+ if (h == NULL
+ || h->root.type == bfd_link_hash_defined
+ || h->root.type == bfd_link_hash_defweak
+ || h->root.type == bfd_link_hash_common)
+ return false;
+
+ /* We will always provide a local definition of function symbols,
+ even if we don't have one yet. */
+ if ((h->flags & XCOFF_CALLED) != 0)
+ return false;
+
+ return true;
+
+ case R_POS:
+ case R_NEG:
+ case R_RL:
+ case R_RLA:
+ /* Absolute relocations against absolute symbols can be
+ resolved statically. */
+ if (h != NULL
+ && (h->root.type == bfd_link_hash_defined
+ || h->root.type == bfd_link_hash_defweak)
+ && !h->root.rel_from_abs)
+ {
+ asection *sec = h->root.u.def.section;
+ if (bfd_is_abs_section (sec)
+ || (sec != NULL
+ && bfd_is_abs_section (sec->output_section)))
+ return false;
+ }
- return FALSE;
+ /* Absolute relocations from read-only sections are forbidden
+ by AIX loader. However, they can appear in their section's
+ relocations. */
+ if (ssec != NULL
+ && (ssec->output_section->flags & SEC_READONLY) != 0)
+ return false;
+
+ return true;
+
+ case R_TLS:
+ case R_TLS_LE:
+ case R_TLS_IE:
+ case R_TLS_LD:
+ case R_TLSM:
+ case R_TLSML:
+ return true;
+ }
}
\f
/* Mark a symbol as not being garbage, including the section in which
it is defined. */
-static inline bfd_boolean
+static inline bool
xcoff_mark_symbol (struct bfd_link_info *info, struct xcoff_link_hash_entry *h)
{
if ((h->flags & XCOFF_MARK) != 0)
- return TRUE;
+ return true;
h->flags |= XCOFF_MARK;
/* If we're marking an undefined symbol, try find some way of
defining it. */
- if (!info->relocatable
+ if (!bfd_link_relocatable (info)
&& (h->flags & XCOFF_IMPORT) == 0
&& (h->flags & XCOFF_DEF_REGULAR) == 0
&& (h->root.type == bfd_link_hash_undefined
/* First check whether this symbol can be interpreted as an
undefined function descriptor for a defined function symbol. */
if (!xcoff_find_function (info, h))
- return FALSE;
+ return false;
if ((h->flags & XCOFF_DESCRIPTOR) != 0
&& (h->descriptor->root.type == bfd_link_hash_defined
/* Mark the function itself. */
if (!xcoff_mark_symbol (info, h->descriptor))
- return FALSE;
+ return false;
/* Mark the TOC section, so that we get an anchor
to relocate against. */
if (!xcoff_mark (info, xcoff_hash_table (info)->toc_section))
- return FALSE;
+ return false;
/* We handle writing out the contents of the descriptor in
xcoff_write_global_symbol. */
}
+ else if (info->static_link)
+ /* We can't get a symbol value dynamically, so just assume
+ that it's undefined. */
+ h->flags |= XCOFF_WAS_UNDEFINED;
else if ((h->flags & XCOFF_CALLED) != 0)
{
/* This is a function symbol for which we need to create
|| hds->root.type == bfd_link_hash_undefweak)
&& (hds->flags & XCOFF_DEF_REGULAR) == 0);
if (!xcoff_mark_symbol (info, hds))
- return FALSE;
+ return false;
/* Treat this symbol as undefined if the descriptor was. */
if ((hds->flags & XCOFF_WAS_UNDEFINED) != 0)
else if (bfd_xcoff_is_xcoff32 (info->output_bfd))
byte_size = 4;
else
- return FALSE;
+ return false;
/* Allocate room in the fallback TOC section. */
hds->toc_section = xcoff_hash_table (info)->toc_section;
hds->u.toc_offset = hds->toc_section->size;
hds->toc_section->size += byte_size;
if (!xcoff_mark (info, hds->toc_section))
- return FALSE;
+ return false;
/* Allocate room for a static and dynamic R_TOC
relocation. */
if (xcoff_hash_table (info)->rtld)
{
if (!xcoff_set_import_path (info, h, "", "..", ""))
- return FALSE;
+ return false;
}
else
{
if (!xcoff_set_import_path (info, h, NULL, NULL, NULL))
- return FALSE;
+ return false;
}
}
}
&& (hsec->flags & SEC_MARK) == 0)
{
if (! xcoff_mark (info, hsec))
- return FALSE;
+ return false;
}
}
&& (h->toc_section->flags & SEC_MARK) == 0)
{
if (! xcoff_mark (info, h->toc_section))
- return FALSE;
+ return false;
}
- return TRUE;
+ return true;
}
/* Look for a symbol called NAME. If the symbol is defined, mark it.
If the symbol exists, set FLAGS. */
-static bfd_boolean
+static bool
xcoff_mark_symbol_by_name (struct bfd_link_info *info,
const char *name, unsigned int flags)
{
struct xcoff_link_hash_entry *h;
h = xcoff_link_hash_lookup (xcoff_hash_table (info), name,
- FALSE, FALSE, TRUE);
+ false, false, true);
if (h != NULL)
{
h->flags |= flags;
|| h->root.type == bfd_link_hash_defweak)
{
if (!xcoff_mark (info, h->root.u.def.section))
- return FALSE;
+ return false;
}
}
- return TRUE;
+ return true;
}
/* The mark phase of garbage collection. For a given section, mark
the number of relocs which need to be copied into the .loader
section. */
-static bfd_boolean
+static bool
xcoff_mark (struct bfd_link_info *info, asection *sec)
{
- if (bfd_is_abs_section (sec)
+ if (bfd_is_const_section (sec)
|| (sec->flags & SEC_MARK) != 0)
- return TRUE;
+ return true;
sec->flags |= SEC_MARK;
&& (syms[i]->flags & XCOFF_MARK) == 0)
{
if (!xcoff_mark_symbol (info, syms[i]))
- return FALSE;
+ return false;
}
/* Look through the section relocs. */
if ((sec->flags & SEC_RELOC) != 0
&& sec->reloc_count > 0)
{
- rel = xcoff_read_internal_relocs (sec->owner, sec, TRUE,
- NULL, FALSE, NULL);
+ rel = xcoff_read_internal_relocs (sec->owner, sec, true,
+ NULL, false, NULL);
if (rel == NULL)
- return FALSE;
+ return false;
relend = rel + sec->reloc_count;
for (; rel < relend; rel++)
{
if ((h->flags & XCOFF_MARK) == 0)
{
if (!xcoff_mark_symbol (info, h))
- return FALSE;
+ return false;
}
}
else
&& (rsec->flags & SEC_MARK) == 0)
{
if (!xcoff_mark (info, rsec))
- return FALSE;
+ return false;
}
}
/* See if this reloc needs to be copied into the .loader
section. */
- switch (rel->r_type)
+ if (xcoff_need_ldrel_p (info, rel, h, sec))
{
- default:
- if (h == NULL
- || h->root.type == bfd_link_hash_defined
- || h->root.type == bfd_link_hash_defweak
- || h->root.type == bfd_link_hash_common
- /* We will always provide a local definition of
- function symbols. */
- || (h->flags & XCOFF_CALLED) != 0)
- break;
- /* Fall through. */
- case R_POS:
- case R_NEG:
- case R_RL:
- case R_RLA:
- 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))
- break;
++xcoff_hash_table (info)->ldrel_count;
if (h != NULL)
h->flags |= XCOFF_LDREL;
- break;
- case R_TOC:
- case R_GL:
- case R_TCL:
- case R_TRL:
- case R_TRLA:
- /* We should never need a .loader reloc for a TOC
- relative reloc. */
- break;
}
}
if (! info->keep_memory
&& coff_section_data (sec->owner, sec) != NULL
- && coff_section_data (sec->owner, sec)->relocs != NULL
&& ! coff_section_data (sec->owner, sec)->keep_relocs)
{
free (coff_section_data (sec->owner, sec)->relocs);
}
}
- return TRUE;
+ return true;
}
/* Routines that are called after all the input files have been
{
bfd *sub;
- for (sub = info->input_bfds; sub != NULL; sub = sub->link_next)
+ for (sub = info->input_bfds; sub != NULL; sub = sub->link.next)
{
asection *o;
|| o == xcoff_hash_table (info)->loader_section
|| o == xcoff_hash_table (info)->linkage_section
|| o == xcoff_hash_table (info)->descriptor_section
+ || (bfd_section_flags (o) & SEC_DEBUGGING)
|| strcmp (o->name, ".debug") == 0)
o->flags |= SEC_MARK;
else
/* Record the number of elements in a set. This is used to output the
correct csect length. */
-bfd_boolean
+bool
bfd_xcoff_link_record_set (bfd *output_bfd,
struct bfd_link_info *info,
struct bfd_link_hash_entry *harg,
{
struct xcoff_link_hash_entry *h = (struct xcoff_link_hash_entry *) harg;
struct xcoff_link_size_list *n;
- bfd_size_type amt;
+ size_t amt;
if (bfd_get_flavour (output_bfd) != bfd_target_xcoff_flavour)
- return TRUE;
+ return true;
/* This will hardly ever be called. I don't want to burn four bytes
per global symbol, so instead the size is kept on a linked list
amt = sizeof (* n);
n = bfd_alloc (output_bfd, amt);
if (n == NULL)
- return FALSE;
+ return false;
n->next = xcoff_hash_table (info)->size_list;
n->h = h;
n->size = size;
h->flags |= XCOFF_HAS_SIZE;
- return TRUE;
+ return true;
}
/* Import a symbol. */
-bfd_boolean
+bool
bfd_xcoff_import_symbol (bfd *output_bfd,
struct bfd_link_info *info,
struct bfd_link_hash_entry *harg,
struct xcoff_link_hash_entry *h = (struct xcoff_link_hash_entry *) harg;
if (bfd_get_flavour (output_bfd) != bfd_target_xcoff_flavour)
- return TRUE;
+ return true;
/* A symbol name which starts with a period is the code for a
function. If the symbol is undefined, then add an undefined
{
hds = xcoff_link_hash_lookup (xcoff_hash_table (info),
h->root.root.string + 1,
- TRUE, FALSE, TRUE);
+ true, false, true);
if (hds == NULL)
- return FALSE;
+ return false;
if (hds->root.type == bfd_link_hash_new)
{
hds->root.type = bfd_link_hash_undefined;
if (val != (bfd_vma) -1)
{
- if (h->root.type == bfd_link_hash_defined
- && (! bfd_is_abs_section (h->root.u.def.section)
- || h->root.u.def.value != val))
- {
- if (! ((*info->callbacks->multiple_definition)
- (info, h->root.root.string, h->root.u.def.section->owner,
- h->root.u.def.section, h->root.u.def.value,
- output_bfd, bfd_abs_section_ptr, val)))
- return FALSE;
- }
+ if (h->root.type == bfd_link_hash_defined)
+ (*info->callbacks->multiple_definition) (info, &h->root, output_bfd,
+ bfd_abs_section_ptr, val);
h->root.type = bfd_link_hash_defined;
h->root.u.def.section = bfd_abs_section_ptr;
}
if (!xcoff_set_import_path (info, h, imppath, impfile, impmember))
- return FALSE;
+ return false;
- return TRUE;
+ return true;
}
/* Export a symbol. */
-bfd_boolean
+bool
bfd_xcoff_export_symbol (bfd *output_bfd,
struct bfd_link_info *info,
struct bfd_link_hash_entry *harg)
struct xcoff_link_hash_entry *h = (struct xcoff_link_hash_entry *) harg;
if (bfd_get_flavour (output_bfd) != bfd_target_xcoff_flavour)
- return TRUE;
+ return true;
h->flags |= XCOFF_EXPORT;
/* Make sure we don't garbage collect this symbol. */
if (! xcoff_mark_symbol (info, h))
- return FALSE;
+ return false;
/* If this is a function descriptor, make sure we don't garbage
collect the associated function code. We normally don't have to
if ((h->flags & XCOFF_DESCRIPTOR) != 0)
{
if (! xcoff_mark_symbol (info, h->descriptor))
- return FALSE;
+ return false;
}
- return TRUE;
+ return true;
}
/* Count a reloc against a symbol. This is called for relocs
generated by the linker script, typically for global constructors
and destructors. */
-bfd_boolean
+bool
bfd_xcoff_link_count_reloc (bfd *output_bfd,
struct bfd_link_info *info,
const char *name)
struct xcoff_link_hash_entry *h;
if (bfd_get_flavour (output_bfd) != bfd_target_xcoff_flavour)
- return TRUE;
+ return true;
h = ((struct xcoff_link_hash_entry *)
- bfd_wrapped_link_hash_lookup (output_bfd, info, name, FALSE, FALSE,
- FALSE));
+ bfd_wrapped_link_hash_lookup (output_bfd, info, name, false, false,
+ false));
if (h == NULL)
{
- (*_bfd_error_handler) (_("%s: no such symbol"), name);
+ _bfd_error_handler (_("%s: no such symbol"), name);
bfd_set_error (bfd_error_no_symbols);
- return FALSE;
+ return false;
}
- h->flags |= XCOFF_REF_REGULAR | XCOFF_LDREL;
- ++xcoff_hash_table (info)->ldrel_count;
+ h->flags |= XCOFF_REF_REGULAR;
+ if (xcoff_hash_table (info)->loader_section)
+ {
+ h->flags |= XCOFF_LDREL;
+ ++xcoff_hash_table (info)->ldrel_count;
+ }
/* Mark the symbol to avoid garbage collection. */
if (! xcoff_mark_symbol (info, h))
- return FALSE;
+ return false;
- return TRUE;
+ return true;
}
/* This function is called for each symbol to which the linker script
- assigns a value. */
-
-bfd_boolean
+ assigns a value.
+ FIXME: In cases like the linker test ld-scripts/defined5 where a
+ symbol is defined both by an input object file and the script,
+ the script definition doesn't override the object file definition
+ as is usual for other targets. At least not when the symbol is
+ output. Other uses of the symbol value by the linker do use the
+ script value. */
+
+bool
bfd_xcoff_record_link_assignment (bfd *output_bfd,
struct bfd_link_info *info,
const char *name)
struct xcoff_link_hash_entry *h;
if (bfd_get_flavour (output_bfd) != bfd_target_xcoff_flavour)
- return TRUE;
+ return true;
- h = xcoff_link_hash_lookup (xcoff_hash_table (info), name, TRUE, TRUE,
- FALSE);
+ h = xcoff_link_hash_lookup (xcoff_hash_table (info), name, true, true,
+ false);
if (h == NULL)
- return FALSE;
+ return false;
h->flags |= XCOFF_DEF_REGULAR;
- return TRUE;
+ return true;
}
/* An xcoff_link_hash_traverse callback for which DATA points to an
xcoff_loader_info. Mark all symbols that should be automatically
exported. */
-static bfd_boolean
+static bool
xcoff_mark_auto_exports (struct xcoff_link_hash_entry *h, void *data)
{
struct xcoff_loader_info *ldinfo;
ldinfo = (struct xcoff_loader_info *) data;
- if (xcoff_auto_export_p (h, ldinfo->auto_export_flags))
+ if (xcoff_auto_export_p (ldinfo->info, h, ldinfo->auto_export_flags))
{
if (!xcoff_mark_symbol (ldinfo->info, h))
- ldinfo->failed = TRUE;
+ ldinfo->failed = true;
}
- return TRUE;
+ return true;
}
/* Add a symbol to the .loader symbols, if necessary. */
/* INPUT_BFD has an external symbol associated with hash table entry H
and csect CSECT. Return true if INPUT_BFD defines H. */
-static bfd_boolean
+static bool
xcoff_final_definition_p (bfd *input_bfd, struct xcoff_link_hash_entry *h,
asection *csect)
{
case bfd_link_hash_undefweak:
/* We can't treat undef.abfd as the owner because that bfd
might be a dynamic object. Allow any bfd to claim it. */
- return TRUE;
+ return true;
default:
abort ();
}
}
-static bfd_boolean
-xcoff_build_ldsyms (struct xcoff_link_hash_entry *h, void * p)
-{
- struct xcoff_loader_info *ldinfo = (struct xcoff_loader_info *) p;
- bfd_size_type amt;
-
- if (h->root.type == bfd_link_hash_warning)
- h = (struct xcoff_link_hash_entry *) h->root.u.i.link;
+/* See if H should have a loader symbol associated with it. */
- /* __rtinit, this symbol has special handling. */
- if (h->flags & XCOFF_RTINIT)
- return TRUE;
+static bool
+xcoff_build_ldsym (struct xcoff_loader_info *ldinfo,
+ struct xcoff_link_hash_entry *h)
+{
+ size_t amt;
- /* If this is a final link, and the symbol was defined as a common
- symbol in a regular object file, and there was no definition in
- any dynamic object, then the linker will have allocated space for
- the symbol in a common section but the XCOFF_DEF_REGULAR flag
- will not have been set. */
- if (h->root.type == bfd_link_hash_defined
- && (h->flags & XCOFF_DEF_REGULAR) == 0
- && (h->flags & XCOFF_REF_REGULAR) != 0
- && (h->flags & XCOFF_DEF_DYNAMIC) == 0
- && (bfd_is_abs_section (h->root.u.def.section)
- || (h->root.u.def.section->owner->flags & DYNAMIC) == 0))
- h->flags |= XCOFF_DEF_REGULAR;
-
- /* If all defined symbols should be exported, mark them now. We
- don't want to export the actual functions, just the function
- descriptors. */
- if (xcoff_auto_export_p (h, ldinfo->auto_export_flags))
- h->flags |= XCOFF_EXPORT;
-
- /* We don't want to garbage collect symbols which are not defined in
- XCOFF files. This is a convenient place to mark them. */
- if (xcoff_hash_table (ldinfo->info)->gc
- && (h->flags & XCOFF_MARK) == 0
- && (h->root.type == bfd_link_hash_defined
- || h->root.type == bfd_link_hash_defweak)
- && (h->root.u.def.section->owner == NULL
- || (h->root.u.def.section->owner->xvec
- != ldinfo->info->output_bfd->xvec)))
- h->flags |= XCOFF_MARK;
-
- /* If this symbol is exported, but not defined, we need to try to
- define it. */
- if ((h->flags & XCOFF_EXPORT) != 0
- && (h->flags & XCOFF_WAS_UNDEFINED) != 0)
- {
- (*_bfd_error_handler)
- (_("warning: attempt to export undefined symbol `%s'"),
- h->root.root.string);
- h->ldsym = NULL;
- return TRUE;
- }
-
- /* If this is still a common symbol, and it wasn't garbage
- collected, we need to actually allocate space for it in the .bss
- section. */
- if (h->root.type == bfd_link_hash_common
- && (! xcoff_hash_table (ldinfo->info)->gc
- || (h->flags & XCOFF_MARK) != 0)
- && h->root.u.c.p->section->size == 0)
- {
- BFD_ASSERT (bfd_is_com_section (h->root.u.c.p->section));
- h->root.u.c.p->section->size = h->root.u.c.size;
- }
+ /* Warn if this symbol is exported but not defined. */
+ if ((h->flags & XCOFF_EXPORT) != 0
+ && (h->flags & XCOFF_WAS_UNDEFINED) != 0)
+ {
+ _bfd_error_handler
+ (_("warning: attempt to export undefined symbol `%s'"),
+ h->root.root.string);
+ return true;
+ }
/* We need to add a symbol to the .loader section if it is mentioned
in a reloc which we are copying to the .loader section and it was
not defined or common, or if it is the entry point, or if it is
being exported. */
-
if (((h->flags & XCOFF_LDREL) == 0
|| h->root.type == bfd_link_hash_defined
|| h->root.type == bfd_link_hash_defweak
|| h->root.type == bfd_link_hash_common)
&& (h->flags & XCOFF_ENTRY) == 0
&& (h->flags & XCOFF_EXPORT) == 0)
- {
- h->ldsym = NULL;
- return TRUE;
- }
-
- /* We don't need to add this symbol if we did garbage collection and
- we did not mark this symbol. */
- if (xcoff_hash_table (ldinfo->info)->gc
- && (h->flags & XCOFF_MARK) == 0)
- {
- h->ldsym = NULL;
- return TRUE;
- }
-
- /* We may have already processed this symbol due to the recursive
- call above. */
- if ((h->flags & XCOFF_BUILT_LDSYM) != 0)
- return TRUE;
+ return true;
/* We need to add this symbol to the .loader symbols. */
h->ldsym = bfd_zalloc (ldinfo->output_bfd, amt);
if (h->ldsym == NULL)
{
- ldinfo->failed = TRUE;
- return FALSE;
+ ldinfo->failed = true;
+ return false;
}
if ((h->flags & XCOFF_IMPORT) != 0)
if (! bfd_xcoff_put_ldsymbol_name (ldinfo->output_bfd, ldinfo,
h->ldsym, h->root.root.string))
- return FALSE;
+ return false;
h->flags |= XCOFF_BUILT_LDSYM;
+ return true;
+}
+
+/* An xcoff_htab_traverse callback that is called for each symbol
+ once garbage collection is complete. */
- return TRUE;
+static bool
+xcoff_post_gc_symbol (struct xcoff_link_hash_entry *h, void * p)
+{
+ struct xcoff_loader_info *ldinfo = (struct xcoff_loader_info *) p;
+
+ /* __rtinit, this symbol has special handling. */
+ if (h->flags & XCOFF_RTINIT)
+ return true;
+
+ /* We don't want to garbage collect symbols which are not defined in
+ XCOFF files. This is a convenient place to mark them. */
+ if (xcoff_hash_table (ldinfo->info)->gc
+ && (h->flags & XCOFF_MARK) == 0
+ && (h->root.type == bfd_link_hash_defined
+ || h->root.type == bfd_link_hash_defweak)
+ && (h->root.u.def.section->owner == NULL
+ || (h->root.u.def.section->owner->xvec
+ != ldinfo->info->output_bfd->xvec)))
+ h->flags |= XCOFF_MARK;
+
+ /* Skip discarded symbols. */
+ if (xcoff_hash_table (ldinfo->info)->gc
+ && (h->flags & XCOFF_MARK) == 0)
+ return true;
+
+ /* If this is still a common symbol, and it wasn't garbage
+ collected, we need to actually allocate space for it in the .bss
+ section. */
+ if (h->root.type == bfd_link_hash_common
+ && h->root.u.c.p->section->size == 0)
+ {
+ BFD_ASSERT (bfd_is_com_section (h->root.u.c.p->section));
+ h->root.u.c.p->section->size = h->root.u.c.size;
+ }
+
+ if (xcoff_hash_table (ldinfo->info)->loader_section)
+ {
+ if (xcoff_auto_export_p (ldinfo->info, h, ldinfo->auto_export_flags))
+ h->flags |= XCOFF_EXPORT;
+
+ if (!xcoff_build_ldsym (ldinfo, h))
+ return false;
+ }
+
+ return true;
}
/* INPUT_BFD includes XCOFF symbol ISYM, which is associated with linker
- hash table entry H and csect CSECT. AUX contains ISYM's auxillary
+ hash table entry H and csect CSECT. AUX contains ISYM's auxiliary
csect information, if any. NAME is the function's name if the name
is stored in the .debug section, otherwise it is null.
}
if (info->strip == strip_some
- && bfd_hash_lookup (info->keep_hash, name, FALSE, FALSE) == NULL)
+ && bfd_hash_lookup (info->keep_hash, name, false, false) == NULL)
return 0;
if (info->discard == discard_l
return 1;
}
+/* Lay out the .loader section, filling in the header and the import paths.
+ LIBPATH is as for bfd_xcoff_size_dynamic_sections. */
+
+static bool
+xcoff_build_loader_section (struct xcoff_loader_info *ldinfo,
+ const char *libpath)
+{
+ bfd *output_bfd;
+ struct xcoff_link_hash_table *htab;
+ struct internal_ldhdr *ldhdr;
+ struct xcoff_import_file *fl;
+ bfd_size_type stoff;
+ size_t impsize, impcount;
+ asection *lsec;
+ char *out;
+
+ /* Work out the size of the import file names. Each import file ID
+ consists of three null terminated strings: the path, the file
+ name, and the archive member name. The first entry in the list
+ of names is the path to use to find objects, which the linker has
+ passed in as the libpath argument. For some reason, the path
+ entry in the other import file names appears to always be empty. */
+ output_bfd = ldinfo->output_bfd;
+ htab = xcoff_hash_table (ldinfo->info);
+ impsize = strlen (libpath) + 3;
+ impcount = 1;
+ for (fl = htab->imports; fl != NULL; fl = fl->next)
+ {
+ ++impcount;
+ impsize += (strlen (fl->path)
+ + strlen (fl->file)
+ + strlen (fl->member)
+ + 3);
+ }
+
+ /* Set up the .loader section header. */
+ ldhdr = &htab->ldhdr;
+ ldhdr->l_version = bfd_xcoff_ldhdr_version(output_bfd);
+ ldhdr->l_nsyms = ldinfo->ldsym_count;
+ ldhdr->l_nreloc = htab->ldrel_count;
+ ldhdr->l_istlen = impsize;
+ ldhdr->l_nimpid = impcount;
+ ldhdr->l_impoff = (bfd_xcoff_ldhdrsz (output_bfd)
+ + ldhdr->l_nsyms * bfd_xcoff_ldsymsz (output_bfd)
+ + ldhdr->l_nreloc * bfd_xcoff_ldrelsz (output_bfd));
+ ldhdr->l_stlen = ldinfo->string_size;
+ stoff = ldhdr->l_impoff + impsize;
+ if (ldinfo->string_size == 0)
+ ldhdr->l_stoff = 0;
+ else
+ ldhdr->l_stoff = stoff;
+
+ /* 64 bit elements to ldhdr
+ The swap out routine for 32 bit will ignore them.
+ Nothing fancy, symbols come after the header and relocs come
+ after symbols. */
+ ldhdr->l_symoff = bfd_xcoff_ldhdrsz (output_bfd);
+ ldhdr->l_rldoff = (bfd_xcoff_ldhdrsz (output_bfd)
+ + ldhdr->l_nsyms * bfd_xcoff_ldsymsz (output_bfd));
+
+ /* We now know the final size of the .loader section. Allocate
+ space for it. */
+ lsec = htab->loader_section;
+ lsec->size = stoff + ldhdr->l_stlen;
+ lsec->contents = bfd_zalloc (output_bfd, lsec->size);
+ if (lsec->contents == NULL)
+ return false;
+
+ /* Set up the header. */
+ bfd_xcoff_swap_ldhdr_out (output_bfd, ldhdr, lsec->contents);
+
+ /* Set up the import file names. */
+ out = (char *) lsec->contents + ldhdr->l_impoff;
+ strcpy (out, libpath);
+ out += strlen (libpath) + 1;
+ *out++ = '\0';
+ *out++ = '\0';
+ for (fl = htab->imports; fl != NULL; fl = fl->next)
+ {
+ const char *s;
+
+ s = fl->path;
+ while ((*out++ = *s++) != '\0')
+ ;
+ s = fl->file;
+ while ((*out++ = *s++) != '\0')
+ ;
+ s = fl->member;
+ while ((*out++ = *s++) != '\0')
+ ;
+ }
+
+ BFD_ASSERT ((bfd_size_type) ((bfd_byte *) out - lsec->contents) == stoff);
+
+ /* Set up the symbol string table. */
+ if (ldinfo->string_size > 0)
+ {
+ memcpy (out, ldinfo->strings, ldinfo->string_size);
+ free (ldinfo->strings);
+ ldinfo->strings = NULL;
+ }
+
+ /* We can't set up the symbol table or the relocs yet, because we
+ don't yet know the final position of the various sections. The
+ .loader symbols are written out when the corresponding normal
+ symbols are written out in xcoff_link_input_bfd or
+ xcoff_write_global_symbol. The .loader relocs are written out
+ when the corresponding normal relocs are handled in
+ xcoff_link_input_bfd. */
+
+ return true;
+}
+
/* Build the .loader section. This is called by the XCOFF linker
emulation before_allocation routine. We must set the size of the
.loader section before the linker lays out the output file.
is a mask of XCOFF_EXPALL and XCOFF_EXPFULL. SPECIAL_SECTIONS
is set by this routine to csects with magic names like _end. */
-bfd_boolean
+bool
bfd_xcoff_size_dynamic_sections (bfd *output_bfd,
struct bfd_link_info *info,
const char *libpath,
unsigned long file_align,
unsigned long maxstack,
unsigned long maxdata,
- bfd_boolean gc,
+ bool gc,
int modtype,
- bfd_boolean textro,
+ bool textro,
unsigned int auto_export_flags,
asection **special_sections,
- bfd_boolean rtld)
+ bool rtld)
{
- asection *lsec;
struct xcoff_loader_info ldinfo;
int i;
- size_t impsize, impcount;
- struct xcoff_import_file *fl;
- struct internal_ldhdr *ldhdr;
- bfd_size_type stoff;
- char *out;
asection *sec;
bfd *sub;
struct bfd_strtab_hash *debug_strtab;
bfd_byte *debug_contents = NULL;
- bfd_size_type amt;
+ size_t amt;
if (bfd_get_flavour (output_bfd) != bfd_target_xcoff_flavour)
{
for (i = 0; i < XCOFF_NUMBER_OF_SPECIAL_SECTIONS; i++)
special_sections[i] = NULL;
- return TRUE;
+ return true;
}
- ldinfo.failed = FALSE;
+ ldinfo.failed = false;
ldinfo.output_bfd = output_bfd;
ldinfo.info = info;
ldinfo.auto_export_flags = auto_export_flags;
xcoff_hash_table (info)->rtld = rtld;
/* __rtinit */
- if (info->init_function || info->fini_function || rtld)
+ if (xcoff_hash_table (info)->loader_section
+ && (info->init_function || info->fini_function || rtld))
{
struct xcoff_link_hash_entry *hsym;
struct internal_ldsym *ldsym;
hsym = xcoff_link_hash_lookup (xcoff_hash_table (info),
- "__rtinit", FALSE, FALSE, TRUE);
+ "__rtinit", false, false, true);
if (hsym == NULL)
{
- (*_bfd_error_handler)
+ _bfd_error_handler
(_("error: undefined symbol __rtinit"));
- return FALSE;
+ return false;
}
xcoff_mark_symbol (info, hsym);
if (! bfd_xcoff_put_ldsymbol_name (ldinfo.output_bfd, &ldinfo,
hsym->ldsym, hsym->root.root.string))
- return FALSE;
+ return false;
/* This symbol is written out by xcoff_write_global_symbol
Set stuff up so xcoff_write_global_symbol logic works. */
}
/* Garbage collect unused sections. */
- if (info->relocatable || !gc)
+ if (bfd_link_relocatable (info) || !gc)
{
- gc = FALSE;
- xcoff_hash_table (info)->gc = FALSE;
+ gc = false;
+ xcoff_hash_table (info)->gc = false;
/* We still need to call xcoff_mark, in order to set ldrel_count
correctly. */
- for (sub = info->input_bfds; sub != NULL; sub = sub->link_next)
+ for (sub = info->input_bfds; sub != NULL; sub = sub->link.next)
{
asection *o;
goto error_return;
}
xcoff_sweep (info);
- xcoff_hash_table (info)->gc = TRUE;
+ xcoff_hash_table (info)->gc = true;
}
/* Return special sections to the caller. */
if (info->input_bfds == NULL)
/* I'm not sure what to do in this bizarre case. */
- return TRUE;
+ return true;
- xcoff_link_hash_traverse (xcoff_hash_table (info), xcoff_build_ldsyms,
+ xcoff_link_hash_traverse (xcoff_hash_table (info), xcoff_post_gc_symbol,
(void *) &ldinfo);
if (ldinfo.failed)
goto error_return;
- /* Work out the size of the import file names. Each import file ID
- consists of three null terminated strings: the path, the file
- name, and the archive member name. The first entry in the list
- of names is the path to use to find objects, which the linker has
- passed in as the libpath argument. For some reason, the path
- entry in the other import file names appears to always be empty. */
- impsize = strlen (libpath) + 3;
- impcount = 1;
- for (fl = xcoff_hash_table (info)->imports; fl != NULL; fl = fl->next)
- {
- ++impcount;
- impsize += (strlen (fl->path)
- + strlen (fl->file)
- + strlen (fl->member)
- + 3);
- }
-
- /* Set up the .loader section header. */
- ldhdr = &xcoff_hash_table (info)->ldhdr;
- ldhdr->l_version = bfd_xcoff_ldhdr_version(output_bfd);
- ldhdr->l_nsyms = ldinfo.ldsym_count;
- ldhdr->l_nreloc = xcoff_hash_table (info)->ldrel_count;
- ldhdr->l_istlen = impsize;
- ldhdr->l_nimpid = impcount;
- ldhdr->l_impoff = (bfd_xcoff_ldhdrsz(output_bfd)
- + ldhdr->l_nsyms * bfd_xcoff_ldsymsz(output_bfd)
- + ldhdr->l_nreloc * bfd_xcoff_ldrelsz(output_bfd));
- ldhdr->l_stlen = ldinfo.string_size;
- stoff = ldhdr->l_impoff + impsize;
- if (ldinfo.string_size == 0)
- ldhdr->l_stoff = 0;
- else
- ldhdr->l_stoff = stoff;
-
- /* 64 bit elements to ldhdr
- The swap out routine for 32 bit will ignore them.
- Nothing fancy, symbols come after the header and relocs come
- after symbols. */
- ldhdr->l_symoff = bfd_xcoff_ldhdrsz (output_bfd);
- ldhdr->l_rldoff = (bfd_xcoff_ldhdrsz (output_bfd)
- + ldhdr->l_nsyms * bfd_xcoff_ldsymsz (output_bfd));
-
- /* We now know the final size of the .loader section. Allocate
- space for it. */
- lsec = xcoff_hash_table (info)->loader_section;
- lsec->size = stoff + ldhdr->l_stlen;
- lsec->contents = bfd_zalloc (output_bfd, lsec->size);
- if (lsec->contents == NULL)
+ if (xcoff_hash_table (info)->loader_section
+ && !xcoff_build_loader_section (&ldinfo, libpath))
goto error_return;
- /* Set up the header. */
- bfd_xcoff_swap_ldhdr_out (output_bfd, ldhdr, lsec->contents);
-
- /* Set up the import file names. */
- out = (char *) lsec->contents + ldhdr->l_impoff;
- strcpy (out, libpath);
- out += strlen (libpath) + 1;
- *out++ = '\0';
- *out++ = '\0';
- for (fl = xcoff_hash_table (info)->imports; fl != NULL; fl = fl->next)
- {
- const char *s;
-
- s = fl->path;
- while ((*out++ = *s++) != '\0')
- ;
- s = fl->file;
- while ((*out++ = *s++) != '\0')
- ;
- s = fl->member;
- while ((*out++ = *s++) != '\0')
- ;
- }
-
- BFD_ASSERT ((bfd_size_type) ((bfd_byte *) out - lsec->contents) == stoff);
-
- /* Set up the symbol string table. */
- if (ldinfo.string_size > 0)
- {
- memcpy (out, ldinfo.strings, ldinfo.string_size);
- free (ldinfo.strings);
- ldinfo.strings = NULL;
- }
-
- /* We can't set up the symbol table or the relocs yet, because we
- don't yet know the final position of the various sections. The
- .loader symbols are written out when the corresponding normal
- symbols are written out in xcoff_link_input_bfd or
- xcoff_write_global_symbol. The .loader relocs are written out
- when the corresponding normal relocs are handled in
- xcoff_link_input_bfd. */
-
/* Allocate space for the magic sections. */
sec = xcoff_hash_table (info)->linkage_section;
if (sec->size > 0)
and figure out the contents of the .debug section. */
debug_strtab = xcoff_hash_table (info)->debug_strtab;
- for (sub = info->input_bfds; sub != NULL; sub = sub->link_next)
+ for (sub = info->input_bfds; sub != NULL; sub = sub->link.next)
{
asection *subdeb;
bfd_size_type symcount;
keep_p = xcoff_keep_symbol_p (info, sub, &sym, &aux,
*sym_hash, csect, name);
if (keep_p < 0)
- return FALSE;
+ return false;
if (!keep_p)
/* Use a debug_index of -2 to record that a symbol should
{
bfd_size_type indx;
- indx = _bfd_stringtab_add (debug_strtab, name, TRUE, TRUE);
+ indx = _bfd_stringtab_add (debug_strtab, name, true, true);
if (indx == (bfd_size_type) -1)
goto error_return;
*debug_index = indx;
xcoff_hash_table (info)->debug_section->size =
_bfd_stringtab_size (debug_strtab);
- return TRUE;
+ return true;
error_return:
- if (ldinfo.strings != NULL)
- free (ldinfo.strings);
- if (debug_contents != NULL)
- free (debug_contents);
- return FALSE;
+ free (ldinfo.strings);
+ free (debug_contents);
+ return false;
}
-bfd_boolean
+bool
bfd_xcoff_link_generate_rtinit (bfd *abfd,
const char *init,
const char *fini,
- bfd_boolean rtld)
+ bool rtld)
{
struct bfd_in_memory *bim;
bim = bfd_malloc ((bfd_size_type) sizeof (* bim));
if (bim == NULL)
- return FALSE;
+ return false;
bim->size = 0;
bim->buffer = 0;
- abfd->link_next = 0;
+ abfd->link.next = 0;
abfd->format = bfd_object;
abfd->iostream = (void *) bim;
abfd->flags = BFD_IN_MEMORY;
+ abfd->iovec = &_bfd_memory_iovec;
abfd->direction = write_direction;
+ abfd->origin = 0;
abfd->where = 0;
if (! bfd_xcoff_generate_rtinit (abfd, init, fini, rtld))
- return FALSE;
+ return false;
/* need to reset to unknown or it will not be read back in correctly */
abfd->format = bfd_unknown;
abfd->direction = read_direction;
abfd->where = 0;
- return TRUE;
+ return true;
}
\f
+/* Return the section that defines H. Return null if no section does. */
+
+static asection *
+xcoff_symbol_section (struct xcoff_link_hash_entry *h)
+{
+ switch (h->root.type)
+ {
+ case bfd_link_hash_defined:
+ case bfd_link_hash_defweak:
+ return h->root.u.def.section;
+
+ case bfd_link_hash_common:
+ return h->root.u.c.p->section;
+
+ default:
+ return NULL;
+ }
+}
+
+/* Add a .loader relocation for input relocation IREL. If the loader
+ relocation should be against an output section, HSEC points to the
+ input section that IREL is against, otherwise HSEC is null. H is the
+ symbol that IREL is against, or null if it isn't against a global symbol.
+ REFERENCE_BFD is the bfd to use in error messages about the relocation. */
+
+static bool
+xcoff_create_ldrel (bfd *output_bfd, struct xcoff_final_link_info *flinfo,
+ asection *output_section, bfd *reference_bfd,
+ struct internal_reloc *irel, asection *hsec,
+ struct xcoff_link_hash_entry *h)
+{
+ struct internal_ldrel ldrel;
+
+ ldrel.l_vaddr = irel->r_vaddr;
+ if (hsec != NULL)
+ {
+ const char *secname;
+
+ secname = hsec->output_section->name;
+ if (strcmp (secname, ".text") == 0)
+ ldrel.l_symndx = 0;
+ else if (strcmp (secname, ".data") == 0)
+ ldrel.l_symndx = 1;
+ else if (strcmp (secname, ".bss") == 0)
+ ldrel.l_symndx = 2;
+ else if (strcmp (secname, ".tdata") == 0)
+ ldrel.l_symndx = -1;
+ else if (strcmp (secname, ".tbss") == 0)
+ ldrel.l_symndx = -2;
+ else
+ {
+ _bfd_error_handler
+ /* xgettext:c-format */
+ (_("%pB: loader reloc in unrecognized section `%s'"),
+ reference_bfd, secname);
+ bfd_set_error (bfd_error_nonrepresentable_section);
+ return false;
+ }
+ }
+ else if (h != NULL)
+ {
+ if (h->ldindx < 0)
+ {
+ _bfd_error_handler
+ /* xgettext:c-format */
+ (_("%pB: `%s' in loader reloc but not loader sym"),
+ reference_bfd, h->root.root.string);
+ bfd_set_error (bfd_error_bad_value);
+ return false;
+ }
+ ldrel.l_symndx = h->ldindx;
+ }
+ else
+ ldrel.l_symndx = -(bfd_size_type) 1;
+
+ ldrel.l_rtype = (irel->r_size << 8) | irel->r_type;
+ ldrel.l_rsecnm = output_section->target_index;
+ if (xcoff_hash_table (flinfo->info)->textro
+ && strcmp (output_section->name, ".text") == 0)
+ {
+ _bfd_error_handler
+ /* xgettext:c-format */
+ (_("%pB: loader reloc in read-only section %pA"),
+ reference_bfd, output_section);
+ bfd_set_error (bfd_error_invalid_operation);
+ return false;
+ }
+ bfd_xcoff_swap_ldrel_out (output_bfd, &ldrel, flinfo->ldrel);
+ flinfo->ldrel += bfd_xcoff_ldrelsz (output_bfd);
+ return true;
+}
+
/* Link an input file into the linker output file. This function
handles all the sections and relocations of the input file at once. */
-static bfd_boolean
-xcoff_link_input_bfd (struct xcoff_final_link_info *finfo,
+static bool
+xcoff_link_input_bfd (struct xcoff_final_link_info *flinfo,
bfd *input_bfd)
{
bfd *output_bfd;
bfd_size_type syment_base;
unsigned int n_tmask;
unsigned int n_btshft;
- bfd_boolean copy, hash;
+ bool copy, hash;
bfd_size_type isymesz;
bfd_size_type osymesz;
bfd_size_type linesz;
bfd_byte *outsym;
unsigned int incls;
asection *oline;
- bfd_boolean keep_syms;
+ bool keep_syms;
asection *o;
/* We can just skip DYNAMIC files, unless this is a static link. */
if ((input_bfd->flags & DYNAMIC) != 0
- && ! finfo->info->static_link)
- return TRUE;
+ && ! flinfo->info->static_link)
+ return true;
/* Move all the symbols to the output file. */
- output_bfd = finfo->output_bfd;
+ output_bfd = flinfo->output_bfd;
strings = NULL;
syment_base = obj_raw_syment_count (output_bfd);
isymesz = bfd_coff_symesz (input_bfd);
#define N_TMASK n_tmask
#define N_BTSHFT n_btshft
- copy = FALSE;
- if (! finfo->info->keep_memory)
- copy = TRUE;
- hash = TRUE;
- if ((output_bfd->flags & BFD_TRADITIONAL_FORMAT) != 0)
- hash = FALSE;
+ copy = false;
+ if (! flinfo->info->keep_memory)
+ copy = true;
+ hash = true;
+ if (flinfo->info->traditional_format)
+ hash = false;
if (! _bfd_coff_get_external_symbols (input_bfd))
- return FALSE;
+ return false;
/* Make one pass over the symbols and assign indices to symbols that
we have decided to keep. Also use create .loader symbol information
sym_hash = obj_xcoff_sym_hashes (input_bfd);
csectpp = xcoff_data (input_bfd)->csects;
debug_index = xcoff_data (input_bfd)->debug_indices;
- isymp = finfo->internal_syms;
- indexp = finfo->sym_indices;
+ isymp = flinfo->internal_syms;
+ indexp = flinfo->sym_indices;
output_index = syment_base;
while (esym < esym_end)
{
ldsym->l_ifile = 0;
else
{
- BFD_ASSERT (impbfd->xvec == finfo->output_bfd->xvec);
+ BFD_ASSERT (impbfd->xvec == flinfo->output_bfd->xvec);
ldsym->l_ifile = xcoff_data (impbfd)->import_file_id;
}
}
ldsym->l_parm = 0;
BFD_ASSERT (h->ldindx >= 0);
- bfd_xcoff_swap_ldsym_out (finfo->output_bfd, ldsym,
- (finfo->ldsym
+ bfd_xcoff_swap_ldsym_out (flinfo->output_bfd, ldsym,
+ (flinfo->ldsym
+ ((h->ldindx - 3)
- * bfd_xcoff_ldsymsz (finfo->output_bfd))));
+ * bfd_xcoff_ldsymsz (flinfo->output_bfd))));
h->ldsym = NULL;
/* Fill in snentry now that we know the target_index. */
esym = (bfd_byte *) obj_coff_external_syms (input_bfd);
esym_end = esym + obj_raw_syment_count (input_bfd) * isymesz;
- isymp = finfo->internal_syms;
- indexp = finfo->sym_indices;
+ sym_hash = obj_xcoff_sym_hashes (input_bfd);
+ isymp = flinfo->internal_syms;
+ indexp = flinfo->sym_indices;
csectpp = xcoff_data (input_bfd)->csects;
lineno_counts = xcoff_data (input_bfd)->lineno_counts;
debug_index = xcoff_data (input_bfd)->debug_indices;
- outsym = finfo->outsyms;
+ outsym = flinfo->outsyms;
incls = 0;
oline = NULL;
while (esym < esym_end)
name = _bfd_coff_internal_syment_name (input_bfd, &isym, NULL);
if (name == NULL)
- return FALSE;
- indx = _bfd_stringtab_add (finfo->strtab, name, hash, copy);
+ return false;
+ indx = _bfd_stringtab_add (flinfo->strtab, name, hash, copy);
if (indx == (bfd_size_type) -1)
- return FALSE;
+ return false;
isym._n._n_n._n_offset = STRING_SIZE_SIZE + indx;
}
}
+ /* Make __rtinit C_HIDEXT rather than C_EXT. This avoids
+ multiple definition problems when linking a shared object
+ statically. (The native linker doesn't enter __rtinit into
+ the normal table at all, but having a local symbol can make
+ the objdump output easier to read.) */
+ if (isym.n_sclass == C_EXT
+ && *sym_hash
+ && ((*sym_hash)->flags & XCOFF_RTINIT) != 0)
+ isym.n_sclass = C_HIDEXT;
+
/* The value of a C_FILE symbol is the symbol index of the
next C_FILE symbol. The value of the last C_FILE symbol
is -1. We try to get this right, below, just before we
have to write the symbol out twice. */
if (isym.n_sclass == C_FILE)
{
- if (finfo->last_file_index != -1
- && finfo->last_file.n_value != (bfd_vma) *indexp)
+ if (flinfo->last_file_index != -1
+ && flinfo->last_file.n_value != (bfd_vma) *indexp)
{
/* We must correct the value of the last C_FILE entry. */
- finfo->last_file.n_value = *indexp;
- if ((bfd_size_type) finfo->last_file_index >= syment_base)
+ flinfo->last_file.n_value = *indexp;
+ if ((bfd_size_type) flinfo->last_file_index >= syment_base)
{
/* The last C_FILE symbol is in this input file. */
bfd_coff_swap_sym_out (output_bfd,
- (void *) &finfo->last_file,
- (void *) (finfo->outsyms
- + ((finfo->last_file_index
+ (void *) &flinfo->last_file,
+ (void *) (flinfo->outsyms
+ + ((flinfo->last_file_index
- syment_base)
* osymesz)));
}
file_ptr pos;
bfd_coff_swap_sym_out (output_bfd,
- (void *) &finfo->last_file,
+ (void *) &flinfo->last_file,
(void *) outsym);
pos = obj_sym_filepos (output_bfd);
- pos += finfo->last_file_index * osymesz;
+ pos += flinfo->last_file_index * osymesz;
if (bfd_seek (output_bfd, pos, SEEK_SET) != 0
|| (bfd_bwrite (outsym, osymesz, output_bfd)
!= osymesz))
- return FALSE;
+ return false;
}
}
- finfo->last_file_index = *indexp;
- finfo->last_file = isym;
+ flinfo->last_file_index = *indexp;
+ flinfo->last_file = isym;
}
/* The value of a C_BINCL or C_EINCL symbol is a file offset
if (isym.n_sclass == C_BINCL
|| isym.n_sclass == C_EINCL)
{
- isym.n_value = finfo->line_filepos;
+ isym.n_value = flinfo->line_filepos;
++incls;
}
/* The value of a C_BSTAT symbol is the symbol table
{
long symindx;
- symindx = finfo->sym_indices[indx];
+ symindx = flinfo->sym_indices[indx];
if (symindx < 0)
isym.n_value = 0;
else
{
strings = _bfd_coff_read_string_table (input_bfd);
if (strings == NULL)
- return FALSE;
+ return false;
}
- filename = strings + aux.x_file.x_n.x_offset;
- indx = _bfd_stringtab_add (finfo->strtab, filename,
+ if ((bfd_size_type) aux.x_file.x_n.x_offset >= obj_coff_strings_len (input_bfd))
+ filename = _("<corrupt>");
+ else
+ filename = strings + aux.x_file.x_n.x_offset;
+ indx = _bfd_stringtab_add (flinfo->strtab, filename,
hash, copy);
if (indx == (bfd_size_type) -1)
- return FALSE;
+ return false;
aux.x_file.x_n.x_offset = STRING_SIZE_SIZE + indx;
}
}
{
long symindx;
- symindx = finfo->sym_indices[indx];
+ symindx = flinfo->sym_indices[indx];
if (symindx < 0)
{
aux.x_csect.x_scnlen.l = 0;
the index of the next symbol we are going
to include. I don't know if this is
entirely right. */
- while (finfo->sym_indices[indx] < 0
+ while (flinfo->sym_indices[indx] < 0
&& indx < obj_raw_syment_count (input_bfd))
++indx;
if (indx >= obj_raw_syment_count (input_bfd))
indx = output_index;
else
- indx = finfo->sym_indices[indx];
+ indx = flinfo->sym_indices[indx];
aux.x_sym.x_fcnary.x_fcn.x_endndx.l = indx;
}
{
long symindx;
- symindx = finfo->sym_indices[indx];
+ symindx = flinfo->sym_indices[indx];
if (symindx < 0)
aux.x_sym.x_tagndx.l = 0;
else
pos = enclosing->line_filepos;
amt = linesz * enc_count;
if (bfd_seek (input_bfd, pos, SEEK_SET) != 0
- || (bfd_bread (finfo->linenos, amt, input_bfd)
+ || (bfd_bread (flinfo->linenos, amt, input_bfd)
!= amt))
- return FALSE;
+ return false;
oline = enclosing;
}
symbol index. */
linoff = (aux.x_sym.x_fcnary.x_fcn.x_lnnoptr
- enclosing->line_filepos);
- linp = finfo->linenos + linoff;
+ linp = flinfo->linenos + linoff;
bfd_coff_swap_lineno_in (input_bfd, linp, &lin);
lin.l_addr.l_symndx = *indexp;
bfd_coff_swap_lineno_out (output_bfd, &lin, linp);
+ o->output_section->lineno_count * linesz);
amt = linesz * *lineno_counts;
if (bfd_seek (output_bfd, pos, SEEK_SET) != 0
- || bfd_bwrite (finfo->linenos + linoff,
+ || bfd_bwrite (flinfo->linenos + linoff,
amt, output_bfd) != amt)
- return FALSE;
+ return false;
o->output_section->lineno_count += *lineno_counts;
/* Record the offset of the symbol's line numbers
/* Update any C_BINCL or C_EINCL symbols
that refer to a line number in the
range we just output. */
- iisp = finfo->internal_syms;
+ iisp = flinfo->internal_syms;
iispend = iisp + obj_raw_syment_count (input_bfd);
- iindp = finfo->sym_indices;
- oos = finfo->outsyms;
+ iindp = flinfo->sym_indices;
+ oos = flinfo->outsyms;
range_start = enclosing->line_filepos + linoff;
range_end = range_start + *lineno_counts * linesz;
while (iisp < iispend)
}
}
+ sym_hash += add;
indexp += add;
isymp += add;
csectpp += add;
symbol will be the first symbol in the next input file. In the
normal case, this will save us from writing out the C_FILE symbol
again. */
- if (finfo->last_file_index != -1
- && (bfd_size_type) finfo->last_file_index >= syment_base)
+ if (flinfo->last_file_index != -1
+ && (bfd_size_type) flinfo->last_file_index >= syment_base)
{
- finfo->last_file.n_value = output_index;
- bfd_coff_swap_sym_out (output_bfd, (void *) &finfo->last_file,
- (void *) (finfo->outsyms
- + ((finfo->last_file_index - syment_base)
- * osymesz)));
+ flinfo->last_file.n_value = output_index;
+ bfd_coff_swap_sym_out (output_bfd, (void *) &flinfo->last_file,
+ (void *) (flinfo->outsyms
+ + ((flinfo->last_file_index - syment_base)
+ * osymesz)));
}
/* Write the modified symbols to the output file. */
- if (outsym > finfo->outsyms)
+ if (outsym > flinfo->outsyms)
{
file_ptr pos = obj_sym_filepos (output_bfd) + syment_base * osymesz;
- bfd_size_type amt = outsym - finfo->outsyms;
+ bfd_size_type amt = outsym - flinfo->outsyms;
if (bfd_seek (output_bfd, pos, SEEK_SET) != 0
- || bfd_bwrite (finfo->outsyms, amt, output_bfd) != amt)
- return FALSE;
+ || bfd_bwrite (flinfo->outsyms, amt, output_bfd) != amt)
+ return false;
BFD_ASSERT ((obj_raw_syment_count (output_bfd)
- + (outsym - finfo->outsyms) / osymesz)
+ + (outsym - flinfo->outsyms) / osymesz)
== output_index);
obj_raw_syment_count (output_bfd) = output_index;
/* Don't let the linker relocation routines discard the symbols. */
keep_syms = obj_coff_keep_syms (input_bfd);
- obj_coff_keep_syms (input_bfd) = TRUE;
+ obj_coff_keep_syms (input_bfd) = true;
/* Relocate the contents of each section. */
for (o = input_bfd->sections; o != NULL; o = o->next)
else
{
bfd_size_type sz = o->rawsize ? o->rawsize : o->size;
- if (!bfd_get_section_contents (input_bfd, o, finfo->contents, 0, sz))
- return FALSE;
- contents = finfo->contents;
+ if (!bfd_get_section_contents (input_bfd, o, flinfo->contents, 0, sz))
+ goto err_out;
+ contents = flinfo->contents;
}
if ((o->flags & SEC_RELOC) != 0)
/* Read in the relocs. */
target_index = o->output_section->target_index;
internal_relocs = (xcoff_read_internal_relocs
- (input_bfd, o, FALSE, finfo->external_relocs,
- TRUE,
- (finfo->section_info[target_index].relocs
+ (input_bfd, o, false, flinfo->external_relocs,
+ true,
+ (flinfo->section_info[target_index].relocs
+ o->output_section->reloc_count)));
if (internal_relocs == NULL)
- return FALSE;
+ goto err_out;
/* Call processor specific code to relocate the section
contents. */
- if (! bfd_coff_relocate_section (output_bfd, finfo->info,
+ if (! bfd_coff_relocate_section (output_bfd, flinfo->info,
input_bfd, o,
contents,
internal_relocs,
- finfo->internal_syms,
+ flinfo->internal_syms,
xcoff_data (input_bfd)->csects))
- return FALSE;
+ goto err_out;
offset = o->output_section->vma + o->output_offset - o->vma;
irel = internal_relocs;
irelend = irel + o->reloc_count;
- rel_hash = (finfo->section_info[target_index].rel_hashes
+ rel_hash = (flinfo->section_info[target_index].rel_hashes
+ o->output_section->reloc_count);
for (; irel < irelend; irel++, rel_hash++)
{
struct xcoff_link_hash_entry *h = NULL;
- struct internal_ldrel ldrel;
*rel_hash = NULL;
else
h = obj_xcoff_sym_hashes (input_bfd)[r_symndx];
- if (r_symndx != -1 && finfo->info->strip != strip_all)
+ if (r_symndx != -1 && flinfo->info->strip != strip_all)
{
if (h != NULL
&& h->smclas != XMC_TD
{
struct xcoff_toc_rel_hash *n;
struct xcoff_link_section_info *si;
- bfd_size_type amt;
+ size_t amt;
amt = sizeof (* n);
- n = bfd_alloc (finfo->output_bfd, amt);
+ n = bfd_alloc (flinfo->output_bfd, amt);
if (n == NULL)
- return FALSE;
- si = finfo->section_info + target_index;
+ goto err_out;
+ si = flinfo->section_info + target_index;
n->next = si->toc_rel_hashes;
n->h = h;
n->rel = irel;
{
long indx;
- indx = finfo->sym_indices[r_symndx];
+ indx = flinfo->sym_indices[r_symndx];
if (indx == -1)
{
/* Relocations against a TC0 TOC anchor are
automatically transformed to be against
the TOC anchor in the output file. */
- is = finfo->internal_syms + r_symndx;
+ is = flinfo->internal_syms + r_symndx;
if (is->n_sclass == C_HIDEXT
&& is->n_numaux > 0)
{
(void *) &aux);
if (SMTYP_SMTYP (aux.x_csect.x_smtyp) == XTY_SD
&& aux.x_csect.x_smclas == XMC_TC0)
- indx = finfo->toc_symindx;
+ indx = flinfo->toc_symindx;
}
}
/* This reloc is against a symbol we are
stripping. It would be possible to handle
this case, but I don't think it's worth it. */
- is = finfo->internal_syms + r_symndx;
+ is = flinfo->internal_syms + r_symndx;
- name = (_bfd_coff_internal_syment_name
- (input_bfd, is, buf));
+ if (is->n_sclass != C_DWARF)
+ {
+ name = (_bfd_coff_internal_syment_name
+ (input_bfd, is, buf));
- if (name == NULL)
- return FALSE;
+ if (name == NULL)
+ goto err_out;
- if (! ((*finfo->info->callbacks->unattached_reloc)
- (finfo->info, name, input_bfd, o,
- irel->r_vaddr)))
- return FALSE;
+ (*flinfo->info->callbacks->unattached_reloc)
+ (flinfo->info, name,
+ input_bfd, o, irel->r_vaddr);
+ }
}
}
}
- switch (irel->r_type)
+ if ((o->flags & SEC_DEBUGGING) == 0
+ && xcoff_need_ldrel_p (flinfo->info, irel, h, o))
{
- default:
- if (h == NULL
- || h->root.type == bfd_link_hash_defined
- || h->root.type == bfd_link_hash_defweak
- || h->root.type == bfd_link_hash_common)
- break;
- /* Fall through. */
- case R_POS:
- case R_NEG:
- case R_RL:
- case R_RLA:
- 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))
- break;
- /* This reloc needs to be copied into the .loader
- section. */
- ldrel.l_vaddr = irel->r_vaddr;
- if (r_symndx == -1)
- ldrel.l_symndx = -(bfd_size_type ) 1;
- else if (h == NULL
- || (h->root.type == bfd_link_hash_defined
- || h->root.type == bfd_link_hash_defweak
- || h->root.type == bfd_link_hash_common))
- {
- asection *sec;
+ asection *sec;
- if (h == NULL)
- sec = xcoff_data (input_bfd)->csects[r_symndx];
- else if (h->root.type == bfd_link_hash_common)
- sec = h->root.u.c.p->section;
- else
- sec = h->root.u.def.section;
- sec = sec->output_section;
-
- if (strcmp (sec->name, ".text") == 0)
- ldrel.l_symndx = 0;
- else if (strcmp (sec->name, ".data") == 0)
- ldrel.l_symndx = 1;
- else if (strcmp (sec->name, ".bss") == 0)
- ldrel.l_symndx = 2;
- else
- {
- (*_bfd_error_handler)
- (_("%B: loader reloc in unrecognized section `%A'"),
- input_bfd, sec);
- bfd_set_error (bfd_error_nonrepresentable_section);
- return FALSE;
- }
- }
+ if (r_symndx == -1)
+ sec = NULL;
+ else if (h == NULL)
+ sec = xcoff_data (input_bfd)->csects[r_symndx];
else
- {
- if (h->ldindx < 0)
- {
- (*_bfd_error_handler)
- (_("%B: `%s' in loader reloc but not loader sym"),
- input_bfd,
- h->root.root.string);
- bfd_set_error (bfd_error_bad_value);
- return FALSE;
- }
- ldrel.l_symndx = h->ldindx;
- }
- ldrel.l_rtype = (irel->r_size << 8) | irel->r_type;
- ldrel.l_rsecnm = o->output_section->target_index;
- if (xcoff_hash_table (finfo->info)->textro
- && strcmp (o->output_section->name, ".text") == 0)
- {
- (*_bfd_error_handler)
- (_("%B: loader reloc in read-only section %A"),
- input_bfd, o->output_section);
- bfd_set_error (bfd_error_invalid_operation);
- return FALSE;
- }
- bfd_xcoff_swap_ldrel_out (output_bfd, &ldrel,
- finfo->ldrel);
-
- finfo->ldrel += bfd_xcoff_ldrelsz(output_bfd);
- break;
-
- case R_TOC:
- case R_GL:
- case R_TCL:
- case R_TRL:
- case R_TRLA:
- /* We should never need a .loader reloc for a TOC
- relative reloc. */
- break;
+ sec = xcoff_symbol_section (h);
+ if (!xcoff_create_ldrel (output_bfd, flinfo,
+ o->output_section, input_bfd,
+ irel, sec, h))
+ goto err_out;
}
}
if (! bfd_set_section_contents (output_bfd, o->output_section,
contents, (file_ptr) o->output_offset,
o->size))
- return FALSE;
+ goto err_out;
}
obj_coff_keep_syms (input_bfd) = keep_syms;
- if (! finfo->info->keep_memory)
+ if (! flinfo->info->keep_memory)
{
if (! _bfd_coff_free_symbols (input_bfd))
- return FALSE;
+ return false;
}
- return TRUE;
+ return true;
+
+ err_out:
+ obj_coff_keep_syms (input_bfd) = keep_syms;
+ return false;
}
#undef N_TMASK
/* Return true if section SEC is a TOC section. */
-static inline bfd_boolean
+static inline bool
xcoff_toc_section_p (asection *sec)
{
const char *name;
if (name[2] == 'c')
{
if (name[3] == '0' && name[4] == 0)
- return TRUE;
+ return true;
if (name[3] == 0)
- return TRUE;
+ return true;
}
if (name[2] == 'd' && name[3] == 0)
- return TRUE;
+ return true;
}
- return FALSE;
+ return false;
}
/* See if the link requires a TOC (it usually does!). If so, find a
good place to put the TOC anchor csect, and write out the associated
symbol. */
-static bfd_boolean
-xcoff_find_tc0 (bfd *output_bfd, struct xcoff_final_link_info *finfo)
+static bool
+xcoff_find_tc0 (bfd *output_bfd, struct xcoff_final_link_info *flinfo)
{
bfd_vma toc_start, toc_end, start, end, best_address;
asection *sec;
toc_start = ~(bfd_vma) 0;
toc_end = 0;
section_index = -1;
- for (input_bfd = finfo->info->input_bfds;
+ for (input_bfd = flinfo->info->input_bfds;
input_bfd != NULL;
- input_bfd = input_bfd->link_next)
+ input_bfd = input_bfd->link.next)
for (sec = input_bfd->sections; sec != NULL; sec = sec->next)
if ((sec->flags & SEC_MARK) != 0 && xcoff_toc_section_p (sec))
{
if (toc_end < toc_start)
{
xcoff_data (output_bfd)->toc = toc_start;
- return TRUE;
+ return true;
}
if (toc_end - toc_start < 0x8000)
{
/* Find the lowest TOC csect that is still within range of TOC_END. */
best_address = toc_end;
- for (input_bfd = finfo->info->input_bfds;
+ for (input_bfd = flinfo->info->input_bfds;
input_bfd != NULL;
- input_bfd = input_bfd->link_next)
+ input_bfd = input_bfd->link.next)
for (sec = input_bfd->sections; sec != NULL; sec = sec->next)
if ((sec->flags & SEC_MARK) != 0 && xcoff_toc_section_p (sec))
{
/* Make sure that the start of the TOC is also within range. */
if (best_address > toc_start + 0x8000)
{
- (*_bfd_error_handler)
- (_("TOC overflow: 0x%lx > 0x10000; try -mminimal-toc "
+ _bfd_error_handler
+ (_("TOC overflow: %#" PRIx64 " > 0x10000; try -mminimal-toc "
"when compiling"),
- (unsigned long) (toc_end - toc_start));
+ (uint64_t) (toc_end - toc_start));
bfd_set_error (bfd_error_file_too_big);
- return FALSE;
+ return false;
}
}
/* Record the chosen TOC value. */
- finfo->toc_symindx = obj_raw_syment_count (output_bfd);
+ flinfo->toc_symindx = obj_raw_syment_count (output_bfd);
xcoff_data (output_bfd)->toc = best_address;
xcoff_data (output_bfd)->sntoc = section_index;
/* Fill out the TC0 symbol. */
- if (!bfd_xcoff_put_symbol_name (output_bfd, finfo->strtab, &irsym, "TOC"))
- return FALSE;
+ if (!bfd_xcoff_put_symbol_name (output_bfd, flinfo->info, flinfo->strtab,
+ &irsym, "TOC"))
+ return false;
irsym.n_value = best_address;
irsym.n_scnum = section_index;
irsym.n_sclass = C_HIDEXT;
irsym.n_type = T_NULL;
irsym.n_numaux = 1;
- bfd_coff_swap_sym_out (output_bfd, &irsym, finfo->outsyms);
+ bfd_coff_swap_sym_out (output_bfd, &irsym, flinfo->outsyms);
- /* Fill out the auxillary csect information. */
+ /* Fill out the auxiliary csect information. */
memset (&iraux, 0, sizeof iraux);
iraux.x_csect.x_smtyp = XTY_SD;
iraux.x_csect.x_smclas = XMC_TC0;
iraux.x_csect.x_scnlen.l = 0;
bfd_coff_swap_aux_out (output_bfd, &iraux, T_NULL, C_HIDEXT, 0, 1,
- finfo->outsyms + bfd_coff_symesz (output_bfd));
+ flinfo->outsyms + bfd_coff_symesz (output_bfd));
/* Write the contents to the file. */
pos = obj_sym_filepos (output_bfd);
pos += obj_raw_syment_count (output_bfd) * bfd_coff_symesz (output_bfd);
size = 2 * bfd_coff_symesz (output_bfd);
if (bfd_seek (output_bfd, pos, SEEK_SET) != 0
- || bfd_bwrite (finfo->outsyms, size, output_bfd) != size)
- return FALSE;
+ || bfd_bwrite (flinfo->outsyms, size, output_bfd) != size)
+ return false;
obj_raw_syment_count (output_bfd) += 2;
- return TRUE;
+ return true;
}
/* Write out a non-XCOFF global symbol. */
-static bfd_boolean
-xcoff_write_global_symbol (struct xcoff_link_hash_entry *h, void * inf)
+static bool
+xcoff_write_global_symbol (struct bfd_hash_entry *bh, void * inf)
{
- struct xcoff_final_link_info *finfo = (struct xcoff_final_link_info *) inf;
+ struct xcoff_link_hash_entry *h = (struct xcoff_link_hash_entry *) bh;
+ struct xcoff_final_link_info *flinfo = (struct xcoff_final_link_info *) inf;
bfd *output_bfd;
bfd_byte *outsym;
struct internal_syment isym;
union internal_auxent aux;
- bfd_boolean result;
+ bool result;
file_ptr pos;
bfd_size_type amt;
- output_bfd = finfo->output_bfd;
- outsym = finfo->outsyms;
+ output_bfd = flinfo->output_bfd;
+ outsym = flinfo->outsyms;
if (h->root.type == bfd_link_hash_warning)
{
h = (struct xcoff_link_hash_entry *) h->root.u.i.link;
if (h->root.type == bfd_link_hash_new)
- return TRUE;
+ return true;
}
/* If this symbol was garbage collected, just skip it. */
- if (xcoff_hash_table (finfo->info)->gc
+ if (xcoff_hash_table (flinfo->info)->gc
&& (h->flags & XCOFF_MARK) == 0)
- return TRUE;
+ return true;
/* If we need a .loader section entry, write it out. */
if (h->ldsym != NULL)
BFD_ASSERT (h->ldindx >= 0);
bfd_xcoff_swap_ldsym_out (output_bfd, ldsym,
- (finfo->ldsym +
+ (flinfo->ldsym +
(h->ldindx - 3)
- * bfd_xcoff_ldsymsz(finfo->output_bfd)));
+ * bfd_xcoff_ldsymsz(flinfo->output_bfd)));
h->ldsym = NULL;
}
/* If this symbol needs global linkage code, write it out. */
if (h->root.type == bfd_link_hash_defined
&& (h->root.u.def.section
- == xcoff_hash_table (finfo->info)->linkage_section))
+ == xcoff_hash_table (flinfo->info)->linkage_section))
{
bfd_byte *p;
bfd_vma tocoff;
tocoff += h->descriptor->u.toc_offset;
/* The first instruction in the glink code needs to be
- cooked to to hold the correct offset in the toc. The
+ cooked to hold the correct offset in the toc. The
rest are just output raw. */
bfd_put_32 (output_bfd,
bfd_xcoff_glink_code(output_bfd, 0) | (tocoff & 0xffff), p);
asection *osec;
int oindx;
struct internal_reloc *irel;
- struct internal_ldrel ldrel;
struct internal_syment irsym;
union internal_auxent iraux;
tocsec = h->toc_section;
osec = tocsec->output_section;
oindx = osec->target_index;
- irel = finfo->section_info[oindx].relocs + osec->reloc_count;
+ irel = flinfo->section_info[oindx].relocs + osec->reloc_count;
irel->r_vaddr = (osec->vma
+ tocsec->output_offset
+ h->u.toc_offset);
iraux.x_csect.x_scnlen.l = 4;
}
else
- return FALSE;
+ return false;
irel->r_type = R_POS;
- finfo->section_info[oindx].rel_hashes[osec->reloc_count] = NULL;
+ flinfo->section_info[oindx].rel_hashes[osec->reloc_count] = NULL;
++osec->reloc_count;
- ldrel.l_vaddr = irel->r_vaddr;
- ldrel.l_symndx = h->ldindx;
- ldrel.l_rtype = (irel->r_size << 8) | R_POS;
- ldrel.l_rsecnm = oindx;
- bfd_xcoff_swap_ldrel_out (output_bfd, &ldrel, finfo->ldrel);
- finfo->ldrel += bfd_xcoff_ldrelsz(output_bfd);
+ if (!xcoff_create_ldrel (output_bfd, flinfo, osec,
+ output_bfd, irel, NULL, h))
+ return false;
/* We need to emit a symbol to define a csect which holds
the reloc. */
- if (finfo->info->strip != strip_all)
+ if (flinfo->info->strip != strip_all)
{
- result = bfd_xcoff_put_symbol_name (output_bfd, finfo->strtab,
+ result = bfd_xcoff_put_symbol_name (output_bfd, flinfo->info,
+ flinfo->strtab,
&irsym, h->root.root.string);
if (!result)
- return FALSE;
+ return false;
irsym.n_value = irel->r_vaddr;
irsym.n_scnum = osec->target_index;
pos = obj_sym_filepos (output_bfd);
pos += (obj_raw_syment_count (output_bfd)
* bfd_coff_symesz (output_bfd));
- amt = outsym - finfo->outsyms;
+ amt = outsym - flinfo->outsyms;
if (bfd_seek (output_bfd, pos, SEEK_SET) != 0
- || bfd_bwrite (finfo->outsyms, amt, output_bfd) != amt)
- return FALSE;
+ || bfd_bwrite (flinfo->outsyms, amt, output_bfd) != amt)
+ return false;
obj_raw_syment_count (output_bfd) +=
- (outsym - finfo->outsyms) / bfd_coff_symesz (output_bfd);
+ (outsym - flinfo->outsyms) / bfd_coff_symesz (output_bfd);
- outsym = finfo->outsyms;
+ outsym = flinfo->outsyms;
}
}
}
if ((h->flags & XCOFF_DESCRIPTOR) != 0
&& h->root.type == bfd_link_hash_defined
&& (h->root.u.def.section
- == xcoff_hash_table (finfo->info)->descriptor_section))
+ == xcoff_hash_table (flinfo->info)->descriptor_section))
{
asection *sec;
asection *osec;
struct xcoff_link_hash_entry *hentry;
asection *esec;
struct internal_reloc *irel;
- struct internal_ldrel ldrel;
asection *tsec;
unsigned int reloc_size, byte_size;
byte_size = 4;
}
else
- return FALSE;
+ return false;
sec = h->root.u.def.section;
osec = sec->output_section;
|| hentry->root.type == bfd_link_hash_defweak));
esec = hentry->root.u.def.section;
- irel = finfo->section_info[oindx].relocs + osec->reloc_count;
+ irel = flinfo->section_info[oindx].relocs + osec->reloc_count;
irel->r_vaddr = (osec->vma
+ sec->output_offset
+ h->root.u.def.value);
irel->r_symndx = esec->output_section->target_index;
irel->r_type = R_POS;
irel->r_size = reloc_size;
- finfo->section_info[oindx].rel_hashes[osec->reloc_count] = NULL;
+ flinfo->section_info[oindx].rel_hashes[osec->reloc_count] = NULL;
++osec->reloc_count;
- ldrel.l_vaddr = irel->r_vaddr;
- if (strcmp (esec->output_section->name, ".text") == 0)
- ldrel.l_symndx = 0;
- else if (strcmp (esec->output_section->name, ".data") == 0)
- ldrel.l_symndx = 1;
- else if (strcmp (esec->output_section->name, ".bss") == 0)
- ldrel.l_symndx = 2;
- else
- {
- (*_bfd_error_handler)
- (_("%s: loader reloc in unrecognized section `%s'"),
- bfd_get_filename (output_bfd),
- esec->output_section->name);
- bfd_set_error (bfd_error_nonrepresentable_section);
- return FALSE;
- }
- ldrel.l_rtype = (reloc_size << 8) | R_POS;
- ldrel.l_rsecnm = oindx;
- bfd_xcoff_swap_ldrel_out (output_bfd, &ldrel, finfo->ldrel);
- finfo->ldrel += bfd_xcoff_ldrelsz(output_bfd);
+ if (!xcoff_create_ldrel (output_bfd, flinfo, osec,
+ output_bfd, irel, esec, NULL))
+ return false;
/* There are three items to write out,
the address of the code
irel->r_symndx = tsec->output_section->target_index;
irel->r_type = R_POS;
irel->r_size = reloc_size;
- finfo->section_info[oindx].rel_hashes[osec->reloc_count] = NULL;
+ flinfo->section_info[oindx].rel_hashes[osec->reloc_count] = NULL;
++osec->reloc_count;
- ldrel.l_vaddr = irel->r_vaddr;
- if (strcmp (tsec->output_section->name, ".text") == 0)
- ldrel.l_symndx = 0;
- else if (strcmp (tsec->output_section->name, ".data") == 0)
- ldrel.l_symndx = 1;
- else if (strcmp (tsec->output_section->name, ".bss") == 0)
- ldrel.l_symndx = 2;
- else
- {
- (*_bfd_error_handler)
- (_("%s: loader reloc in unrecognized section `%s'"),
- bfd_get_filename (output_bfd),
- tsec->output_section->name);
- bfd_set_error (bfd_error_nonrepresentable_section);
- return FALSE;
- }
- ldrel.l_rtype = (reloc_size << 8) | R_POS;
- ldrel.l_rsecnm = oindx;
- bfd_xcoff_swap_ldrel_out (output_bfd, &ldrel, finfo->ldrel);
- finfo->ldrel += bfd_xcoff_ldrelsz(output_bfd);
+ if (!xcoff_create_ldrel (output_bfd, flinfo, osec,
+ output_bfd, irel, tsec, NULL))
+ return false;
}
- if (h->indx >= 0 || finfo->info->strip == strip_all)
+ if (h->indx >= 0 || flinfo->info->strip == strip_all)
{
- BFD_ASSERT (outsym == finfo->outsyms);
- return TRUE;
+ BFD_ASSERT (outsym == flinfo->outsyms);
+ return true;
}
if (h->indx != -2
- && (finfo->info->strip == strip_all
- || (finfo->info->strip == strip_some
- && bfd_hash_lookup (finfo->info->keep_hash, h->root.root.string,
- FALSE, FALSE) == NULL)))
+ && (flinfo->info->strip == strip_all
+ || (flinfo->info->strip == strip_some
+ && bfd_hash_lookup (flinfo->info->keep_hash, h->root.root.string,
+ false, false) == NULL)))
{
- BFD_ASSERT (outsym == finfo->outsyms);
- return TRUE;
+ BFD_ASSERT (outsym == flinfo->outsyms);
+ return true;
}
if (h->indx != -2
&& (h->flags & (XCOFF_REF_REGULAR | XCOFF_DEF_REGULAR)) == 0)
{
- BFD_ASSERT (outsym == finfo->outsyms);
- return TRUE;
+ BFD_ASSERT (outsym == flinfo->outsyms);
+ return true;
}
memset (&aux, 0, sizeof aux);
h->indx = obj_raw_syment_count (output_bfd);
- result = bfd_xcoff_put_symbol_name (output_bfd, finfo->strtab, &isym,
- h->root.root.string);
+ result = bfd_xcoff_put_symbol_name (output_bfd, flinfo->info, flinfo->strtab,
+ &isym, h->root.root.string);
if (!result)
- return FALSE;
+ return false;
if (h->root.type == bfd_link_hash_undefined
|| h->root.type == bfd_link_hash_undefweak)
|| h->root.type == bfd_link_hash_defweak)
&& h->smclas == XMC_XO)
{
- BFD_ASSERT (bfd_is_abs_section (h->root.u.def.section));
+ BFD_ASSERT (bfd_is_abs_symbol (&h->root));
isym.n_value = h->root.u.def.value;
isym.n_scnum = N_UNDEF;
- if (h->root.type == bfd_link_hash_undefweak
+ if (h->root.type == bfd_link_hash_defweak
&& C_WEAKEXT == C_AIX_WEAKEXT)
isym.n_sclass = C_WEAKEXT;
else
if ((h->flags & XCOFF_HAS_SIZE) != 0)
{
- for (l = xcoff_hash_table (finfo->info)->size_list;
+ for (l = xcoff_hash_table (flinfo->info)->size_list;
l != NULL;
l = l->next)
{
/* We just output an SD symbol. Now output an LD symbol. */
h->indx += 2;
- if (h->root.type == bfd_link_hash_undefweak
+ if (h->root.type == bfd_link_hash_defweak
&& C_WEAKEXT == C_AIX_WEAKEXT)
isym.n_sclass = C_WEAKEXT;
else
pos = obj_sym_filepos (output_bfd);
pos += obj_raw_syment_count (output_bfd) * bfd_coff_symesz (output_bfd);
- amt = outsym - finfo->outsyms;
+ amt = outsym - flinfo->outsyms;
if (bfd_seek (output_bfd, pos, SEEK_SET) != 0
- || bfd_bwrite (finfo->outsyms, amt, output_bfd) != amt)
- return FALSE;
+ || bfd_bwrite (flinfo->outsyms, amt, output_bfd) != amt)
+ return false;
obj_raw_syment_count (output_bfd) +=
- (outsym - finfo->outsyms) / bfd_coff_symesz (output_bfd);
+ (outsym - flinfo->outsyms) / bfd_coff_symesz (output_bfd);
- return TRUE;
+ return true;
}
/* Handle a link order which is supposed to generate a reloc. */
-static bfd_boolean
+static bool
xcoff_reloc_link_order (bfd *output_bfd,
- struct xcoff_final_link_info *finfo,
+ struct xcoff_final_link_info *flinfo,
asection *output_section,
struct bfd_link_order *link_order)
{
bfd_vma addend;
struct internal_reloc *irel;
struct xcoff_link_hash_entry **rel_hash_ptr;
- struct internal_ldrel ldrel;
if (link_order->type == bfd_section_reloc_link_order)
/* We need to somehow locate a symbol in the right section. The
if (howto == NULL)
{
bfd_set_error (bfd_error_bad_value);
- return FALSE;
+ return false;
}
h = ((struct xcoff_link_hash_entry *)
- bfd_wrapped_link_hash_lookup (output_bfd, finfo->info,
+ bfd_wrapped_link_hash_lookup (output_bfd, flinfo->info,
link_order->u.reloc.p->u.name,
- FALSE, FALSE, TRUE));
+ false, false, true));
if (h == NULL)
{
- if (! ((*finfo->info->callbacks->unattached_reloc)
- (finfo->info, link_order->u.reloc.p->u.name, NULL, NULL, (bfd_vma) 0)))
- return FALSE;
- return TRUE;
+ (*flinfo->info->callbacks->unattached_reloc)
+ (flinfo->info, link_order->u.reloc.p->u.name, NULL, NULL, (bfd_vma) 0);
+ return true;
}
- if (h->root.type == bfd_link_hash_common)
- {
- hsec = h->root.u.c.p->section;
- hval = 0;
- }
- else if (h->root.type == bfd_link_hash_defined
- || h->root.type == bfd_link_hash_defweak)
- {
- hsec = h->root.u.def.section;
- hval = h->root.u.def.value;
- }
+ hsec = xcoff_symbol_section (h);
+ if (h->root.type == bfd_link_hash_defined
+ || h->root.type == bfd_link_hash_defweak)
+ hval = h->root.u.def.value;
else
- {
- hsec = NULL;
- hval = 0;
- }
+ hval = 0;
addend = link_order->u.reloc.p->addend;
if (hsec != NULL)
bfd_size_type size;
bfd_byte *buf;
bfd_reloc_status_type rstat;
- bfd_boolean ok;
+ bool ok;
size = bfd_get_reloc_size (howto);
buf = bfd_zmalloc (size);
- if (buf == NULL)
- return FALSE;
+ if (buf == NULL && size != 0)
+ return false;
rstat = _bfd_relocate_contents (howto, output_bfd, addend, buf);
switch (rstat)
case bfd_reloc_outofrange:
abort ();
case bfd_reloc_overflow:
- if (! ((*finfo->info->callbacks->reloc_overflow)
- (finfo->info, NULL, link_order->u.reloc.p->u.name,
- howto->name, addend, NULL, NULL, (bfd_vma) 0)))
- {
- free (buf);
- return FALSE;
- }
+ (*flinfo->info->callbacks->reloc_overflow)
+ (flinfo->info, NULL, link_order->u.reloc.p->u.name,
+ howto->name, addend, NULL, NULL, (bfd_vma) 0);
break;
}
ok = bfd_set_section_contents (output_bfd, output_section, (void *) buf,
(file_ptr) link_order->offset, size);
free (buf);
if (! ok)
- return FALSE;
+ return false;
}
/* Store the reloc information in the right place. It will get
swapped and written out at the end of the final_link routine. */
- irel = (finfo->section_info[output_section->target_index].relocs
+ irel = (flinfo->section_info[output_section->target_index].relocs
+ output_section->reloc_count);
- rel_hash_ptr = (finfo->section_info[output_section->target_index].rel_hashes
+ rel_hash_ptr = (flinfo->section_info[output_section->target_index].rel_hashes
+ output_section->reloc_count);
memset (irel, 0, sizeof (struct internal_reloc));
++output_section->reloc_count;
/* Now output the reloc to the .loader section. */
-
- ldrel.l_vaddr = irel->r_vaddr;
-
- if (hsec != NULL)
- {
- const char *secname;
-
- secname = hsec->output_section->name;
-
- if (strcmp (secname, ".text") == 0)
- ldrel.l_symndx = 0;
- else if (strcmp (secname, ".data") == 0)
- ldrel.l_symndx = 1;
- else if (strcmp (secname, ".bss") == 0)
- ldrel.l_symndx = 2;
- else
- {
- (*_bfd_error_handler)
- (_("%s: loader reloc in unrecognized section `%s'"),
- bfd_get_filename (output_bfd), secname);
- bfd_set_error (bfd_error_nonrepresentable_section);
- return FALSE;
- }
- }
- else
+ if (xcoff_hash_table (flinfo->info)->loader_section)
{
- if (h->ldindx < 0)
- {
- (*_bfd_error_handler)
- (_("%s: `%s' in loader reloc but not loader sym"),
- bfd_get_filename (output_bfd),
- h->root.root.string);
- bfd_set_error (bfd_error_bad_value);
- return FALSE;
- }
- ldrel.l_symndx = h->ldindx;
+ if (!xcoff_create_ldrel (output_bfd, flinfo, output_section,
+ output_bfd, irel, hsec, h))
+ return false;
}
- ldrel.l_rtype = (irel->r_size << 8) | irel->r_type;
- ldrel.l_rsecnm = output_section->target_index;
- bfd_xcoff_swap_ldrel_out (output_bfd, &ldrel, finfo->ldrel);
- finfo->ldrel += bfd_xcoff_ldrelsz(output_bfd);
-
- return TRUE;
+ return true;
}
/* Do the final link step. */
-bfd_boolean
+bool
_bfd_xcoff_bfd_final_link (bfd *abfd, struct bfd_link_info *info)
{
bfd_size_type symesz;
- struct xcoff_final_link_info finfo;
+ struct xcoff_final_link_info flinfo;
asection *o;
struct bfd_link_order *p;
bfd_size_type max_contents_size;
file_ptr pos;
bfd_size_type amt;
- if (info->shared)
+ if (bfd_link_pic (info))
abfd->flags |= DYNAMIC;
symesz = bfd_coff_symesz (abfd);
- finfo.info = info;
- finfo.output_bfd = abfd;
- finfo.strtab = NULL;
- finfo.section_info = NULL;
- finfo.last_file_index = -1;
- finfo.toc_symindx = -1;
- finfo.internal_syms = NULL;
- finfo.sym_indices = NULL;
- finfo.outsyms = NULL;
- finfo.linenos = NULL;
- finfo.contents = NULL;
- finfo.external_relocs = NULL;
-
- finfo.ldsym = (xcoff_hash_table (info)->loader_section->contents
- + bfd_xcoff_ldhdrsz (abfd));
- finfo.ldrel = (xcoff_hash_table (info)->loader_section->contents
- + bfd_xcoff_ldhdrsz(abfd)
- + (xcoff_hash_table (info)->ldhdr.l_nsyms
- * bfd_xcoff_ldsymsz(abfd)));
+ flinfo.info = info;
+ flinfo.output_bfd = abfd;
+ flinfo.strtab = NULL;
+ flinfo.section_info = NULL;
+ flinfo.last_file_index = -1;
+ flinfo.toc_symindx = -1;
+ flinfo.internal_syms = NULL;
+ flinfo.sym_indices = NULL;
+ flinfo.outsyms = NULL;
+ flinfo.linenos = NULL;
+ flinfo.contents = NULL;
+ flinfo.external_relocs = NULL;
+
+ if (xcoff_hash_table (info)->loader_section)
+ {
+ flinfo.ldsym = (xcoff_hash_table (info)->loader_section->contents
+ + bfd_xcoff_ldhdrsz (abfd));
+ flinfo.ldrel = (xcoff_hash_table (info)->loader_section->contents
+ + bfd_xcoff_ldhdrsz (abfd)
+ + (xcoff_hash_table (info)->ldhdr.l_nsyms
+ * bfd_xcoff_ldsymsz (abfd)));
+ }
+ else
+ {
+ flinfo.ldsym = NULL;
+ flinfo.ldrel = NULL;
+ }
xcoff_data (abfd)->coff.link_info = info;
- finfo.strtab = _bfd_stringtab_init ();
- if (finfo.strtab == NULL)
+ flinfo.strtab = _bfd_stringtab_init ();
+ if (flinfo.strtab == NULL)
goto error_return;
/* Count the relocation entries required for the output file.
link. This will normally be every section. We need
to do this so that we can identify any sections which
the linker has decided to not include. */
- sec->linker_mark = TRUE;
+ sec->linker_mark = true;
o->reloc_count += sec->reloc_count;
- if (sec->rawsize > max_contents_size)
- max_contents_size = sec->rawsize;
- if (sec->size > max_contents_size)
- max_contents_size = sec->size;
+ if ((sec->flags & SEC_IN_MEMORY) == 0)
+ {
+ if (sec->rawsize > max_contents_size)
+ max_contents_size = sec->rawsize;
+ if (sec->size > max_contents_size)
+ max_contents_size = sec->size;
+ }
if (coff_section_data (sec->owner, sec) != NULL
&& xcoff_section_data (sec->owner, sec) != NULL
&& (xcoff_section_data (sec->owner, sec)->lineno_count
file_align = xcoff_hash_table (info)->file_align;
if (file_align != 0)
{
- bfd_boolean saw_contents;
+ bool saw_contents;
int indx;
file_ptr sofar;
/* Insert .pad sections before every section which has
contents and is loaded, if it is preceded by some other
section which has contents and is loaded. */
- saw_contents = TRUE;
+ saw_contents = true;
for (o = abfd->sections; o != NULL; o = o->next)
{
if (strcmp (o->name, ".pad") == 0)
- saw_contents = FALSE;
+ saw_contents = false;
else if ((o->flags & SEC_HAS_CONTENTS) != 0
&& (o->flags & SEC_LOAD) != 0)
{
if (! saw_contents)
- saw_contents = TRUE;
+ saw_contents = true;
else
{
asection *n;
bfd_section_list_remove (abfd, n);
bfd_section_list_insert_before (abfd, o, n);
- saw_contents = FALSE;
+ saw_contents = false;
}
}
}
the target_index fields are 1 based. */
amt = abfd->section_count + 1;
amt *= sizeof (struct xcoff_link_section_info);
- finfo.section_info = bfd_malloc (amt);
- if (finfo.section_info == NULL)
+ flinfo.section_info = bfd_malloc (amt);
+ if (flinfo.section_info == NULL)
goto error_return;
for (i = 0; i <= abfd->section_count; i++)
{
- finfo.section_info[i].relocs = NULL;
- finfo.section_info[i].rel_hashes = NULL;
- finfo.section_info[i].toc_rel_hashes = NULL;
+ flinfo.section_info[i].relocs = NULL;
+ flinfo.section_info[i].rel_hashes = NULL;
+ flinfo.section_info[i].toc_rel_hashes = NULL;
}
}
would be slow. */
amt = o->reloc_count;
amt *= sizeof (struct internal_reloc);
- finfo.section_info[o->target_index].relocs = bfd_malloc (amt);
+ flinfo.section_info[o->target_index].relocs = bfd_malloc (amt);
amt = o->reloc_count;
amt *= sizeof (struct xcoff_link_hash_entry *);
- finfo.section_info[o->target_index].rel_hashes = bfd_malloc (amt);
+ flinfo.section_info[o->target_index].rel_hashes = bfd_malloc (amt);
- if (finfo.section_info[o->target_index].relocs == NULL
- || finfo.section_info[o->target_index].rel_hashes == NULL)
+ if (flinfo.section_info[o->target_index].relocs == NULL
+ || flinfo.section_info[o->target_index].rel_hashes == NULL)
goto error_return;
if (o->reloc_count > max_output_reloc_count)
/* We now know the size of the relocs, so we can determine the file
positions of the line numbers. */
line_filepos = rel_filepos;
- finfo.line_filepos = line_filepos;
+ flinfo.line_filepos = line_filepos;
linesz = bfd_coff_linesz (abfd);
for (o = abfd->sections; o != NULL; o = o->next)
{
input BFD's. We want at least 6 symbols, since that is the
number which xcoff_write_global_symbol may need. */
max_sym_count = 6;
- for (sub = info->input_bfds; sub != NULL; sub = sub->link_next)
+ for (sub = info->input_bfds; sub != NULL; sub = sub->link.next)
{
bfd_size_type sz;
- sub->output_has_begun = FALSE;
+ sub->output_has_begun = false;
sz = obj_raw_syment_count (sub);
if (sz > max_sym_count)
max_sym_count = sz;
/* Allocate some buffers used while linking. */
amt = max_sym_count * sizeof (struct internal_syment);
- finfo.internal_syms = bfd_malloc (amt);
+ flinfo.internal_syms = bfd_malloc (amt);
amt = max_sym_count * sizeof (long);
- finfo.sym_indices = bfd_malloc (amt);
+ flinfo.sym_indices = bfd_malloc (amt);
amt = (max_sym_count + 1) * symesz;
- finfo.outsyms = bfd_malloc (amt);
+ flinfo.outsyms = bfd_malloc (amt);
amt = max_lineno_count * bfd_coff_linesz (abfd);
- finfo.linenos = bfd_malloc (amt);
+ flinfo.linenos = bfd_malloc (amt);
amt = max_contents_size;
- finfo.contents = bfd_malloc (amt);
+ flinfo.contents = bfd_malloc (amt);
amt = max_reloc_count * relsz;
- finfo.external_relocs = bfd_malloc (amt);
-
- if ((finfo.internal_syms == NULL && max_sym_count > 0)
- || (finfo.sym_indices == NULL && max_sym_count > 0)
- || finfo.outsyms == NULL
- || (finfo.linenos == NULL && max_lineno_count > 0)
- || (finfo.contents == NULL && max_contents_size > 0)
- || (finfo.external_relocs == NULL && max_reloc_count > 0))
+ flinfo.external_relocs = bfd_malloc (amt);
+
+ if ((flinfo.internal_syms == NULL && max_sym_count > 0)
+ || (flinfo.sym_indices == NULL && max_sym_count > 0)
+ || flinfo.outsyms == NULL
+ || (flinfo.linenos == NULL && max_lineno_count > 0)
+ || (flinfo.contents == NULL && max_contents_size > 0)
+ || (flinfo.external_relocs == NULL && max_reloc_count > 0))
goto error_return;
obj_raw_syment_count (abfd) = 0;
/* Find a TOC symbol, if we need one. */
- if (!xcoff_find_tc0 (abfd, &finfo))
+ if (!xcoff_find_tc0 (abfd, &flinfo))
goto error_return;
/* We now know the position of everything in the file, except that
sub = p->u.indirect.section->owner;
if (! sub->output_has_begun)
{
- if (! xcoff_link_input_bfd (&finfo, sub))
+ if (! xcoff_link_input_bfd (&flinfo, sub))
goto error_return;
- sub->output_has_begun = TRUE;
+ sub->output_has_begun = true;
}
}
else if (p->type == bfd_section_reloc_link_order
|| p->type == bfd_symbol_reloc_link_order)
{
- if (! xcoff_reloc_link_order (abfd, &finfo, o, p))
+ if (! xcoff_reloc_link_order (abfd, &flinfo, o, p))
goto error_return;
}
else
}
/* Free up the buffers used by xcoff_link_input_bfd. */
- if (finfo.internal_syms != NULL)
- {
- free (finfo.internal_syms);
- finfo.internal_syms = NULL;
- }
- if (finfo.sym_indices != NULL)
- {
- free (finfo.sym_indices);
- finfo.sym_indices = NULL;
- }
- if (finfo.linenos != NULL)
- {
- free (finfo.linenos);
- finfo.linenos = NULL;
- }
- if (finfo.contents != NULL)
- {
- free (finfo.contents);
- finfo.contents = NULL;
- }
- if (finfo.external_relocs != NULL)
- {
- free (finfo.external_relocs);
- finfo.external_relocs = NULL;
- }
+ free (flinfo.internal_syms);
+ flinfo.internal_syms = NULL;
+ free (flinfo.sym_indices);
+ flinfo.sym_indices = NULL;
+ free (flinfo.linenos);
+ flinfo.linenos = NULL;
+ free (flinfo.contents);
+ flinfo.contents = NULL;
+ free (flinfo.external_relocs);
+ flinfo.external_relocs = NULL;
/* The value of the last C_FILE symbol is supposed to be -1. Write
it out again. */
- if (finfo.last_file_index != -1)
+ if (flinfo.last_file_index != -1)
{
- finfo.last_file.n_value = -(bfd_vma) 1;
- bfd_coff_swap_sym_out (abfd, (void *) &finfo.last_file,
- (void *) finfo.outsyms);
- pos = obj_sym_filepos (abfd) + finfo.last_file_index * symesz;
+ flinfo.last_file.n_value = -(bfd_vma) 1;
+ bfd_coff_swap_sym_out (abfd, (void *) &flinfo.last_file,
+ (void *) flinfo.outsyms);
+ pos = obj_sym_filepos (abfd) + flinfo.last_file_index * symesz;
if (bfd_seek (abfd, pos, SEEK_SET) != 0
- || bfd_bwrite (finfo.outsyms, symesz, abfd) != symesz)
+ || bfd_bwrite (flinfo.outsyms, symesz, abfd) != symesz)
goto error_return;
}
/* Write out all the global symbols which do not come from XCOFF
input files. */
- xcoff_link_hash_traverse (xcoff_hash_table (info),
- xcoff_write_global_symbol,
- (void *) &finfo);
+ bfd_hash_traverse (&info->hash->table, xcoff_write_global_symbol, &flinfo);
- if (finfo.outsyms != NULL)
- {
- free (finfo.outsyms);
- finfo.outsyms = NULL;
- }
+ free (flinfo.outsyms);
+ flinfo.outsyms = NULL;
/* Now that we have written out all the global symbols, we know the
symbol indices to use for relocs against them, and we can finally
if (o->reloc_count == 0)
continue;
- irel = finfo.section_info[o->target_index].relocs;
+ irel = flinfo.section_info[o->target_index].relocs;
irelend = irel + o->reloc_count;
- rel_hash = finfo.section_info[o->target_index].rel_hashes;
- for (; irel < irelend; irel++, rel_hash++, erel += relsz)
+ rel_hash = flinfo.section_info[o->target_index].rel_hashes;
+ for (; irel < irelend; irel++, rel_hash++)
{
if (*rel_hash != NULL)
{
if ((*rel_hash)->indx < 0)
{
- if (! ((*info->callbacks->unattached_reloc)
- (info, (*rel_hash)->root.root.string,
- NULL, o, irel->r_vaddr)))
- goto error_return;
+ (*info->callbacks->unattached_reloc)
+ (info, (*rel_hash)->root.root.string,
+ NULL, o, irel->r_vaddr);
(*rel_hash)->indx = 0;
}
irel->r_symndx = (*rel_hash)->indx;
}
}
- for (toc_rel_hash = finfo.section_info[o->target_index].toc_rel_hashes;
+ for (toc_rel_hash = flinfo.section_info[o->target_index].toc_rel_hashes;
toc_rel_hash != NULL;
toc_rel_hash = toc_rel_hash->next)
{
if (toc_rel_hash->h->u.toc_indx < 0)
{
- if (! ((*info->callbacks->unattached_reloc)
- (info, toc_rel_hash->h->root.root.string,
- NULL, o, toc_rel_hash->rel->r_vaddr)))
- goto error_return;
+ (*info->callbacks->unattached_reloc)
+ (info, toc_rel_hash->h->root.root.string,
+ NULL, o, toc_rel_hash->rel->r_vaddr);
toc_rel_hash->h->u.toc_indx = 0;
}
toc_rel_hash->rel->r_symndx = toc_rel_hash->h->u.toc_indx;
appear in the symbol table, which is not necessarily by
address. So we sort them here. There may be a better way to
do this. */
- qsort ((void *) finfo.section_info[o->target_index].relocs,
+ qsort ((void *) flinfo.section_info[o->target_index].relocs,
o->reloc_count, sizeof (struct internal_reloc),
xcoff_sort_relocs);
- irel = finfo.section_info[o->target_index].relocs;
+ irel = flinfo.section_info[o->target_index].relocs;
irelend = irel + o->reloc_count;
erel = external_relocs;
for (; irel < irelend; irel++, rel_hash++, erel += relsz)
goto error_return;
}
- if (external_relocs != NULL)
- {
- free (external_relocs);
- external_relocs = NULL;
- }
+ free (external_relocs);
+ external_relocs = NULL;
/* Free up the section information. */
- if (finfo.section_info != NULL)
+ if (flinfo.section_info != NULL)
{
unsigned int i;
for (i = 0; i < abfd->section_count; i++)
{
- if (finfo.section_info[i].relocs != NULL)
- free (finfo.section_info[i].relocs);
- if (finfo.section_info[i].rel_hashes != NULL)
- free (finfo.section_info[i].rel_hashes);
+ free (flinfo.section_info[i].relocs);
+ free (flinfo.section_info[i].rel_hashes);
}
- free (finfo.section_info);
- finfo.section_info = NULL;
+ free (flinfo.section_info);
+ flinfo.section_info = NULL;
}
/* Write out the loader section contents. */
- BFD_ASSERT ((bfd_byte *) finfo.ldrel
- == (xcoff_hash_table (info)->loader_section->contents
- + xcoff_hash_table (info)->ldhdr.l_impoff));
o = xcoff_hash_table (info)->loader_section;
- if (! bfd_set_section_contents (abfd, o->output_section, o->contents,
- (file_ptr) o->output_offset, o->size))
- goto error_return;
+ if (o != NULL
+ && o->size != 0
+ && o->output_section != bfd_abs_section_ptr)
+ {
+ BFD_ASSERT ((bfd_byte *) flinfo.ldrel
+ == (xcoff_hash_table (info)->loader_section->contents
+ + xcoff_hash_table (info)->ldhdr.l_impoff));
+ if (!bfd_set_section_contents (abfd, o->output_section, o->contents,
+ (file_ptr) o->output_offset, o->size))
+ goto error_return;
+ }
/* Write out the magic sections. */
o = xcoff_hash_table (info)->linkage_section;
- if (o->size > 0
+ if (o != NULL
+ && o->size != 0
+ && o->output_section != bfd_abs_section_ptr
&& ! bfd_set_section_contents (abfd, o->output_section, o->contents,
(file_ptr) o->output_offset,
o->size))
goto error_return;
o = xcoff_hash_table (info)->toc_section;
- if (o->size > 0
+ if (o != NULL
+ && o->size != 0
+ && o->output_section != bfd_abs_section_ptr
&& ! bfd_set_section_contents (abfd, o->output_section, o->contents,
(file_ptr) o->output_offset,
o->size))
goto error_return;
o = xcoff_hash_table (info)->descriptor_section;
- if (o->size > 0
+ if (o != NULL
+ && o->size != 0
+ && o->output_section != bfd_abs_section_ptr
&& ! bfd_set_section_contents (abfd, o->output_section, o->contents,
(file_ptr) o->output_offset,
o->size))
if (bfd_seek (abfd, pos, SEEK_SET) != 0)
goto error_return;
H_PUT_32 (abfd,
- _bfd_stringtab_size (finfo.strtab) + STRING_SIZE_SIZE,
+ _bfd_stringtab_size (flinfo.strtab) + STRING_SIZE_SIZE,
strbuf);
amt = STRING_SIZE_SIZE;
if (bfd_bwrite (strbuf, amt, abfd) != amt)
goto error_return;
- if (! _bfd_stringtab_emit (abfd, finfo.strtab))
+ if (! _bfd_stringtab_emit (abfd, flinfo.strtab))
goto error_return;
- _bfd_stringtab_free (finfo.strtab);
+ _bfd_stringtab_free (flinfo.strtab);
/* Write out the debugging string table. */
o = xcoff_hash_table (info)->debug_section;
- if (o != NULL)
+ if (o != NULL
+ && o->size != 0
+ && o->output_section != bfd_abs_section_ptr)
{
struct bfd_strtab_hash *debug_strtab;
goto error_return;
}
- /* Setting bfd_get_symcount to 0 will cause write_object_contents to
+ /* Setting symcount to 0 will cause write_object_contents to
not try to write out the symbols. */
- bfd_get_symcount (abfd) = 0;
+ abfd->symcount = 0;
- return TRUE;
+ return true;
error_return:
- if (finfo.strtab != NULL)
- _bfd_stringtab_free (finfo.strtab);
+ if (flinfo.strtab != NULL)
+ _bfd_stringtab_free (flinfo.strtab);
- if (finfo.section_info != NULL)
+ if (flinfo.section_info != NULL)
{
unsigned int i;
for (i = 0; i < abfd->section_count; i++)
{
- if (finfo.section_info[i].relocs != NULL)
- free (finfo.section_info[i].relocs);
- if (finfo.section_info[i].rel_hashes != NULL)
- free (finfo.section_info[i].rel_hashes);
+ free (flinfo.section_info[i].relocs);
+ free (flinfo.section_info[i].rel_hashes);
}
- free (finfo.section_info);
+ free (flinfo.section_info);
}
- if (finfo.internal_syms != NULL)
- free (finfo.internal_syms);
- if (finfo.sym_indices != NULL)
- free (finfo.sym_indices);
- if (finfo.outsyms != NULL)
- free (finfo.outsyms);
- if (finfo.linenos != NULL)
- free (finfo.linenos);
- if (finfo.contents != NULL)
- free (finfo.contents);
- if (finfo.external_relocs != NULL)
- free (finfo.external_relocs);
- if (external_relocs != NULL)
- free (external_relocs);
- return FALSE;
+ free (flinfo.internal_syms);
+ free (flinfo.sym_indices);
+ free (flinfo.outsyms);
+ free (flinfo.linenos);
+ free (flinfo.contents);
+ free (flinfo.external_relocs);
+ free (external_relocs);
+ return false;
}
projects / deliverable / binutils-gdb.git / blobdiff