/* ldwrite.c -- write out the linked file
- Copyright (C) 1993 Free Software Foundation, Inc.
+ Copyright (C) 1991, 92, 93, 94, 95, 96, 97, 1998
+ Free Software Foundation, Inc.
Written by Steve Chamberlain sac@cygnus.com
This file is part of GLD, the Gnu Linker.
#include "bfd.h"
#include "sysdep.h"
#include "bfdlink.h"
+#include "libiberty.h"
#include "ld.h"
#include "ldexp.h"
#include "ldmain.h"
static void build_link_order PARAMS ((lang_statement_union_type *));
-static void print_symbol_table PARAMS ((void));
-static void print_file_stuff PARAMS ((lang_input_statement_type *));
-static boolean print_symbol PARAMS ((struct bfd_link_hash_entry *, PTR));
+static asection *clone_section PARAMS ((bfd *, asection *, int *));
+static void split_sections PARAMS ((bfd *, struct bfd_link_info *));
/* Build link_order structures for the BFD linker. */
asection *output_section;
struct bfd_link_order *link_order;
bfd_vma value;
+ boolean big_endian = false;
output_section = statement->data_statement.output_section;
ASSERT (output_section->owner == output_bfd);
link_order = bfd_new_link_order (output_bfd, output_section);
if (link_order == NULL)
- einfo ("%P%F: bfd_new_link_order failed");
+ einfo (_("%P%F: bfd_new_link_order failed\n"));
link_order->type = bfd_data_link_order;
link_order->offset = statement->data_statement.output_vma;
value = statement->data_statement.value;
+ /* If the endianness of the output BFD is not known, then we
+ base the endianness of the data on the first input file.
+ By convention, the bfd_put routines for an unknown
+ endianness are big endian, so we must swap here if the
+ input file is little endian. */
+ if (bfd_big_endian (output_bfd))
+ big_endian = true;
+ else if (bfd_little_endian (output_bfd))
+ big_endian = false;
+ else
+ {
+ boolean swap;
+
+ swap = false;
+ if (command_line.endian == ENDIAN_BIG)
+ big_endian = true;
+ else if (command_line.endian == ENDIAN_LITTLE)
+ {
+ big_endian = false;
+ swap = true;
+ }
+ else if (command_line.endian == ENDIAN_UNSET)
+ {
+ big_endian = true;
+ {
+ LANG_FOR_EACH_INPUT_STATEMENT (s)
+ {
+ if (s->the_bfd != NULL)
+ {
+ if (bfd_little_endian (s->the_bfd))
+ {
+ big_endian = false;
+ swap = true;
+ }
+ break;
+ }
+ }
+ }
+ }
+
+ if (swap)
+ {
+ bfd_byte buffer[8];
+
+ switch (statement->data_statement.type)
+ {
+ case QUAD:
+ case SQUAD:
+ if (sizeof (bfd_vma) >= QUAD_SIZE)
+ {
+ bfd_putl64 (value, buffer);
+ value = bfd_getb64 (buffer);
+ break;
+ }
+ /* Fall through. */
+ case LONG:
+ bfd_putl32 (value, buffer);
+ value = bfd_getb32 (buffer);
+ break;
+ case SHORT:
+ bfd_putl16 (value, buffer);
+ value = bfd_getb16 (buffer);
+ break;
+ case BYTE:
+ break;
+ default:
+ abort ();
+ }
+ }
+ }
+
ASSERT (output_section->owner == output_bfd);
switch (statement->data_statement.type)
{
case QUAD:
- bfd_put_64 (output_bfd, value, link_order->u.data.contents);
+ case SQUAD:
+ if (sizeof (bfd_vma) >= QUAD_SIZE)
+ bfd_put_64 (output_bfd, value, link_order->u.data.contents);
+ else
+ {
+ bfd_vma high;
+
+ if (statement->data_statement.type == QUAD)
+ high = 0;
+ else if ((value & 0x80000000) == 0)
+ high = 0;
+ else
+ high = (bfd_vma) -1;
+ bfd_put_32 (output_bfd, high,
+ (link_order->u.data.contents
+ + (big_endian ? 0 : 4)));
+ bfd_put_32 (output_bfd, value,
+ (link_order->u.data.contents
+ + (big_endian ? 4 : 0)));
+ }
link_order->size = QUAD_SIZE;
break;
case LONG:
link_order = bfd_new_link_order (output_bfd, output_section);
if (link_order == NULL)
- einfo ("%P%F: bfd_new_link_order failed");
+ einfo (_("%P%F: bfd_new_link_order failed\n"));
link_order->offset = rs->output_vma;
link_order->size = bfd_get_reloc_size (rs->howto);
link_order->u.reloc.p->reloc = rs->reloc;
link_order->u.reloc.p->addend = rs->addend_value;
- if (rs->section != (asection *) NULL)
+ if (rs->name == NULL)
{
- ASSERT (rs->name == (const char *) NULL);
link_order->type = bfd_section_reloc_link_order;
if (rs->section->owner == output_bfd)
link_order->u.reloc.p->u.section = rs->section;
}
else
{
- ASSERT (rs->name != (const char *) NULL);
link_order->type = bfd_symbol_reloc_link_order;
link_order->u.reloc.p->u.name = rs->name;
}
chars of base section name and a digit suffix */
do
{
- int i;
+ unsigned int i;
char b[6];
for (i = 0; i < sizeof (b) - 1 && s->name[i]; i++)
b[i] = s->name[i];
}
while (bfd_get_section_by_name (abfd, sname));
- n = bfd_make_section_anyway (abfd, strdup (sname));
+ n = bfd_make_section_anyway (abfd, xstrdup (sname));
/* Create a symbol of the same name */
n->output_section = n;
n->orelocation = 0;
n->reloc_count = 0;
- n->alignment_power = 1;
+ n->alignment_power = s->alignment_power;
return n;
}
}
else
{
- printf ("%8x something else\n", l->offset);
+ printf (_("%8x something else\n"), l->offset);
}
l = l->next;
}
#define dump(a, b, c)
#endif
-
-void
+static void
split_sections (abfd, info)
bfd *abfd;
struct bfd_link_info *info;
out. */
if (bfd_get_error () != bfd_error_no_error)
- einfo ("%F%P: final link failed: %E\n", output_bfd);
+ einfo (_("%F%P: final link failed: %E\n"), output_bfd);
else
xexit(1);
}
-
- if (config.map_file)
- {
- print_symbol_table ();
- lang_map ();
- }
-}
-
-/* Print the symbol table. */
-
-static void
-print_symbol_table ()
-{
- fprintf (config.map_file, "**FILES**\n\n");
- lang_for_each_file (print_file_stuff);
-
- fprintf (config.map_file, "**GLOBAL SYMBOLS**\n\n");
- fprintf (config.map_file, "offset section offset symbol\n");
- bfd_link_hash_traverse (link_info.hash, print_symbol, (PTR) NULL);
-}
-
-/* Print information about a file. */
-
-static void
-print_file_stuff (f)
- lang_input_statement_type *f;
-{
- fprintf (config.map_file, " %s\n", f->filename);
- if (f->just_syms_flag)
- {
- fprintf (config.map_file, " symbols only\n");
- }
- else
- {
- asection *s;
- if (true)
- {
- for (s = f->the_bfd->sections;
- s != (asection *) NULL;
- s = s->next)
- {
-#ifdef WINDOWS_NT
- /* Don't include any information that goes into the '.junk'
- section. This includes the code view .debug$ data and
- stuff from .drectve sections */
- if (strcmp (s->name, ".drectve") == 0 ||
- strncmp (s->name, ".debug$", 7) == 0)
- continue;
-#endif
- print_address (s->output_offset);
- if (s->reloc_done)
- {
- fprintf (config.map_file, " %08x 2**%2ud %s\n",
- (unsigned) bfd_get_section_size_after_reloc (s),
- s->alignment_power, s->name);
- }
-
- else
- {
- fprintf (config.map_file, " %08x 2**%2ud %s\n",
- (unsigned) bfd_get_section_size_before_reloc (s),
- s->alignment_power, s->name);
- }
- }
- }
- else
- {
- for (s = f->the_bfd->sections;
- s != (asection *) NULL;
- s = s->next)
- {
- fprintf (config.map_file, "%s ", s->name);
- print_address (s->output_offset);
- fprintf (config.map_file, "(%x)",
- (unsigned) bfd_get_section_size_after_reloc (s));
- }
- fprintf (config.map_file, "hex \n");
- }
- }
- print_nl ();
-}
-
-/* Print a symbol. */
-
-/*ARGSUSED*/
-static boolean
-print_symbol (p, ignore)
- struct bfd_link_hash_entry *p;
- PTR ignore;
-{
- while (p->type == bfd_link_hash_indirect
- || p->type == bfd_link_hash_warning)
- p = p->u.i.link;
-
- switch (p->type)
- {
- case bfd_link_hash_new:
- abort ();
-
- case bfd_link_hash_undefined:
- fprintf (config.map_file, "undefined ");
- fprintf (config.map_file, "%s ", p->root.string);
- print_nl ();
- break;
-
- case bfd_link_hash_undefweak:
- fprintf (config.map_file, "weak ");
- fprintf (config.map_file, "%s ", p->root.string);
- print_nl ();
- break;
-
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- {
- asection *defsec = p->u.def.section;
-
- print_address (p->u.def.value);
- if (defsec)
- {
- fprintf (config.map_file, " %-10s",
- bfd_section_name (output_bfd, defsec));
- print_space ();
- print_address (p->u.def.value + defsec->vma);
- }
- else
- {
- fprintf (config.map_file, " .......");
- }
- fprintf (config.map_file, " %s", p->root.string);
- if (p->type == bfd_link_hash_defweak)
- fprintf (config.map_file, " [weak]");
- }
- print_nl ();
- break;
-
- case bfd_link_hash_common:
- fprintf (config.map_file, "common ");
- print_address (p->u.c.size);
- fprintf (config.map_file, " %s ", p->root.string);
- print_nl ();
- break;
-
- default:
- abort ();
- }
-
- return true;
}
projects / deliverable / binutils-gdb.git / blobdiff