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2005-06-29 Paul Brook <paul@codesourcery.com>

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* bfd-in.h (_bfd_elf_provide_symbol): Update prototype.
	* bfd-in2.h: Regenerate.
	* elf32-ppc.c (ppc_elf_set_sdata_syms): Make sdata symbols section
	relative.
	* elflink.c (bfd_elf_set_symbol): Add section argument.
	(_bfd_elf_provide_symbol): Ditto.
	(_bfd_elf_provide_section_bound_symbols): Pass NULL section argument.
This commit is contained in:
Paul Brook 2005-06-29 13:16:44 +00:00
parent f7e69b447f
commit 3b2175db9a
5 changed files with 48 additions and 22 deletions
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10
bfd/ChangeLog
View file

@ -1,3 +1,13 @@
2005-06-29 Paul Brook <paul@codesourcery.com>
* bfd-in.h (_bfd_elf_provide_symbol): Update prototype.
* bfd-in2.h: Regenerate.
* elf32-ppc.c (ppc_elf_set_sdata_syms): Make sdata symbols section
relative.
* elflink.c (bfd_elf_set_symbol): Add section argument.
(_bfd_elf_provide_symbol): Ditto.
(_bfd_elf_provide_section_bound_symbols): Pass NULL section argument.
2005-06-27 Carlos O'Donell <carlos@systemhalted.org>
* bfd/elf32-hppa.c (struct elf32_hppa_stub_hash_entry):

2
bfd/bfd-in.h
View file

@ -698,7 +698,7 @@ extern struct bfd_section *_bfd_elf_tls_setup
(bfd *, struct bfd_link_info *);
extern void _bfd_elf_provide_symbol
(struct bfd_link_info *, const char *, bfd_vma);
(struct bfd_link_info *, const char *, bfd_vma, struct bfd_section *);
extern void _bfd_elf_provide_section_bound_symbols
(struct bfd_link_info *, struct bfd_section *sec, const char *, const char *);

2
bfd/bfd-in2.h
View file

@ -705,7 +705,7 @@ extern struct bfd_section *_bfd_elf_tls_setup
(bfd *, struct bfd_link_info *);
extern void _bfd_elf_provide_symbol
(struct bfd_link_info *, const char *, bfd_vma);
(struct bfd_link_info *, const char *, bfd_vma, struct bfd_section *);
extern void _bfd_elf_provide_section_bound_symbols
(struct bfd_link_info *, struct bfd_section *sec, const char *, const char *);

40
bfd/elf32-ppc.c
View file

@ -5108,24 +5108,38 @@ ppc_elf_set_sdata_syms (bfd *obfd, struct bfd_link_info *info)
if (s == NULL)
s = bfd_get_section_by_name (obfd, lsect->bss_name);
val = 0;
if (s != NULL)
val = s->vma + 32768;
lsect->sym_val = val;
if (s)
{
/* VxWorks executables are relocatable, so the sdata base symbols
must be section-relative. If the section is zero sized leave
them as absolute symbols to avoid creationg an unused
output section. */
val = 32768;
lsect->sym_val = val + s->vma;
if (s->size == 0)
{
val += s->vma;
s = NULL;
}
}
else
{
val = 0;
lsect->sym_val = 0;
}
_bfd_elf_provide_symbol (info, lsect->sym_name, val);
_bfd_elf_provide_symbol (info, lsect->sym_name, val, s);
}
s = bfd_get_section_by_name (obfd, ".sbss");
val = 0;
_bfd_elf_provide_symbol (info, "__sbss_start", 0, NULL);
_bfd_elf_provide_symbol (info, "___sbss_start", 0, NULL);
if (s != NULL)
val = s->vma;
_bfd_elf_provide_symbol (info, "__sbss_start", val);
_bfd_elf_provide_symbol (info, "___sbss_start", val);
if (s != NULL)
val += s->size;
_bfd_elf_provide_symbol (info, "__sbss_end", val);
_bfd_elf_provide_symbol (info, "___sbss_end", val);
val = s->size;
else
val = 0;
_bfd_elf_provide_symbol (info, "__sbss_end", val, s);
_bfd_elf_provide_symbol (info, "___sbss_end", val, s);
return TRUE;
}

16
bfd/elflink.c
View file

@ -9792,10 +9792,11 @@ _bfd_elf_section_already_linked (bfd *abfd, struct bfd_section * sec)
}
static void
bfd_elf_set_symbol (struct elf_link_hash_entry *h, bfd_vma val)
bfd_elf_set_symbol (struct elf_link_hash_entry *h, bfd_vma val,
struct bfd_section *s)
{
h->root.type = bfd_link_hash_defined;
h->root.u.def.section = bfd_abs_section_ptr;
h->root.u.def.section = s ? s : bfd_abs_section_ptr;
h->root.u.def.value = val;
h->def_regular = 1;
h->type = STT_OBJECT;
@ -9803,11 +9804,12 @@ bfd_elf_set_symbol (struct elf_link_hash_entry *h, bfd_vma val)
h->forced_local = 1;
}
/* Set NAME to VAL if the symbol exists and is undefined. */
/* Set NAME to VAL if the symbol exists and is undefined. If val is NULL
it is an absolute symbol, otherwise it is relative to that section. */
void
_bfd_elf_provide_symbol (struct bfd_link_info *info, const char *name,
bfd_vma val)
bfd_vma val, struct bfd_section *s)
{
struct elf_link_hash_entry *h;
@ -9815,7 +9817,7 @@ _bfd_elf_provide_symbol (struct bfd_link_info *info, const char *name,
FALSE);
if (h != NULL && (h->root.type == bfd_link_hash_undefined
|| h->root.type == bfd_link_hash_undefweak))
bfd_elf_set_symbol (h, val);
bfd_elf_set_symbol (h, val, s);
}
/* Set START and END to boundaries of SEC if they exist and are
@ -9868,8 +9870,8 @@ _bfd_elf_provide_section_bound_symbols (struct bfd_link_info *info,
}
if (do_start)
bfd_elf_set_symbol (hs, start_val);
bfd_elf_set_symbol (hs, start_val, NULL);
if (do_end)
bfd_elf_set_symbol (he, end_val);
bfd_elf_set_symbol (he, end_val, NULL);
}