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* bfd-in.h (struct stab_info): Move from stabs.c. 

* stabs.c (struct stab_link_includes_table): Delete.
	(stab_link_includes_lookup): Delete.
	(_bfd_write_section_stabs, _bfd_write_stab_strings): Remove one
	level of indirection from sinfo parm.
	(_bfd_link_section_stabs): Likewise.  Set SEC_LINKER_CREATED on
	stabstr section.  Adjust hash table accesses.
	* coff-ppc.c (ppc_bfd_coff_final_link): Do include rawsize in contents
	alloc.  Adjust stab_info test.
	* cofflink.c (_bfd_coff_link_hash_table_init): Clear stab_info.
	(_bfd_coff_final_link): Adjust stab_info test.
	(_bfd_coff_link_input_bfd): Ignore SEC_LINKER_CREATED sections.
	* elf-bfd.h (struct elf_link_hash_table): Include struct stab_info
	in place.
	* libcoff-in.h (struct coff_link_hash_table): Likewise.
	* elf.c (_bfd_elf_link_hash_table_init): Clear stab_info.
	* elflink.c (bfd_elf_final_link): Don't attempt to link linker created
	stabstr section.  Adjust stab_info test.
	* libbfd-in.h (_bfd_link_section_stabs, _bfd_write_section_stabs)
	(_bfd_write_stab_strings): Adjust prototypes.
	* libbfd.h: Regenerate.
	* libcoff.h: Regenerate.
	* bfd-in2.h: Regenerate.
This commit is contained in:
Alan Modra 2004-06-28 13:57:59 +00:00
parent 0e9157473d
commit 3722b82f10
13 changed files with 94 additions and 73 deletions
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26
bfd/ChangeLog
View File

@ -1,3 +1,29 @@
2004-06-28 Alan Modra <amodra@bigpond.net.au>
* bfd-in.h (struct stab_info): Move from stabs.c.
* stabs.c (struct stab_link_includes_table): Delete.
(stab_link_includes_lookup): Delete.
(_bfd_write_section_stabs, _bfd_write_stab_strings): Remove one
level of indirection from sinfo parm.
(_bfd_link_section_stabs): Likewise. Set SEC_LINKER_CREATED on
stabstr section. Adjust hash table accesses.
* coff-ppc.c (ppc_bfd_coff_final_link): Do include rawsize in contents
alloc. Adjust stab_info test.
* cofflink.c (_bfd_coff_link_hash_table_init): Clear stab_info.
(_bfd_coff_final_link): Adjust stab_info test.
(_bfd_coff_link_input_bfd): Ignore SEC_LINKER_CREATED sections.
* elf-bfd.h (struct elf_link_hash_table): Include struct stab_info
in place.
* libcoff-in.h (struct coff_link_hash_table): Likewise.
* elf.c (_bfd_elf_link_hash_table_init): Clear stab_info.
* elflink.c (bfd_elf_final_link): Don't attempt to link linker created
stabstr section. Adjust stab_info test.
* libbfd-in.h (_bfd_link_section_stabs, _bfd_write_section_stabs)
(_bfd_write_stab_strings): Adjust prototypes.
* libbfd.h: Regenerate.
* libcoff.h: Regenerate.
* bfd-in2.h: Regenerate.
2004-06-27 Mark Kettenis <kettenis@gnu.org>
From Miod Vallat <miod@online.fr>:

13
bfd/bfd-in.h
View File

@ -439,6 +439,19 @@ extern void bfd_hash_traverse
this size. */
extern void bfd_hash_set_default_size (bfd_size_type);
/* This structure is used to keep track of stabs in sections
information while linking. */
struct stab_info
{
/* A hash table used to hold stabs strings. */
struct bfd_strtab_hash *strings;
/* The header file hash table. */
struct bfd_hash_table includes;
/* The first .stabstr section. */
struct bfd_section *stabstr;
};
#define COFF_SWAP_TABLE (void *) &bfd_coff_std_swap_table
/* User program access to BFD facilities. */

13
bfd/bfd-in2.h
View File

@ -446,6 +446,19 @@ extern void bfd_hash_traverse
this size. */
extern void bfd_hash_set_default_size (bfd_size_type);
/* This structure is used to keep track of stabs in sections
information while linking. */
struct stab_info
{
/* A hash table used to hold stabs strings. */
struct bfd_strtab_hash *strings;
/* The header file hash table. */
struct bfd_hash_table includes;
/* The first .stabstr section. */
struct bfd_section *stabstr;
};
#define COFF_SWAP_TABLE (void *) &bfd_coff_std_swap_table
/* User program access to BFD facilities. */

4
bfd/coff-ppc.c
View File

@ -2328,6 +2328,8 @@ ppc_bfd_coff_final_link (abfd, info)
if (info->relocatable)
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->lineno_count > max_lineno_count)
@ -2663,7 +2665,7 @@ ppc_bfd_coff_final_link (abfd, info)
}
/* If we have optimized stabs strings, output them. */
if (coff_hash_table (info)->stab_info != NULL)
if (coff_hash_table (info)->stab_info.stabstr != NULL)
{
if (! _bfd_write_stab_strings (abfd, &coff_hash_table (info)->stab_info))
return FALSE;

7
bfd/cofflink.c
View File

@ -96,7 +96,7 @@ _bfd_coff_link_hash_table_init (struct coff_link_hash_table *table,
struct bfd_hash_table *,
const char *))
{
table->stab_info = NULL;
memset (&table->stab_info, 0, sizeof (table->stab_info));
return _bfd_link_hash_table_init (&table->root, abfd, newfunc);
}
@ -1082,7 +1082,7 @@ _bfd_coff_final_link (bfd *abfd,
}
/* If we have optimized stabs strings, output them. */
if (coff_hash_table (info)->stab_info != NULL)
if (coff_hash_table (info)->stab_info.stabstr != NULL)
{
if (! _bfd_write_stab_strings (abfd, &coff_hash_table (info)->stab_info))
return FALSE;
@ -2282,6 +2282,9 @@ _bfd_coff_link_input_bfd (struct coff_final_link_info *finfo, bfd *input_bfd)
/* This section was omitted from the link. */
continue;
if ((o->flags & SEC_LINKER_CREATED) != 0)
continue;
if ((o->flags & SEC_HAS_CONTENTS) == 0
|| (o->size == 0 && (o->flags & SEC_RELOC) == 0))
{

6
bfd/elf-bfd.h
View File

@ -356,12 +356,12 @@ struct elf_link_hash_table
/* The _GLOBAL_OFFSET_TABLE_ symbol. */
struct elf_link_hash_entry *hgot;
/* A pointer to information used to link stabs in sections. */
void *stab_info;
/* A pointer to information used to merge SEC_MERGE sections. */
void *merge_info;
/* Used to link stabs in sections. */
struct stab_info stab_info;
/* Used by eh_frame code when editing .eh_frame. */
struct eh_frame_hdr_info eh_info;

2
bfd/elf.c
View File

@ -1466,8 +1466,8 @@ _bfd_elf_link_hash_table_init
table->bucketcount = 0;
table->needed = NULL;
table->hgot = NULL;
table->stab_info = NULL;
table->merge_info = NULL;
memset (&table->stab_info, 0, sizeof (table->stab_info));
memset (&table->eh_info, 0, sizeof (table->eh_info));
table->dynlocal = NULL;
table->runpath = NULL;

6
bfd/elflink.c
View File

@ -4124,7 +4124,7 @@ elf_link_add_object_symbols (bfd *abfd, struct bfd_link_info *info)
secdata = elf_section_data (stab);
if (! _bfd_link_section_stabs (abfd,
& hash_table->stab_info,
&hash_table->stab_info,
stab, stabstr,
&secdata->sec_info,
&string_offset))
@ -8001,6 +8001,8 @@ bfd_elf_final_link (bfd *abfd, struct bfd_link_info *info)
created by _bfd_elf_link_create_dynamic_sections. */
continue;
}
if (elf_hash_table (info)->stab_info.stabstr == o)
continue;
if (elf_hash_table (info)->eh_info.hdr_sec == o)
continue;
if ((elf_section_data (o->output_section)->this_hdr.sh_type
@ -8036,7 +8038,7 @@ bfd_elf_final_link (bfd *abfd, struct bfd_link_info *info)
}
/* If we have optimized stabs strings, output them. */
if (elf_hash_table (info)->stab_info != NULL)
if (elf_hash_table (info)->stab_info.stabstr != NULL)
{
if (! _bfd_write_stab_strings (abfd, &elf_hash_table (info)->stab_info))
goto error_return;

7
bfd/libbfd-in.h
View File

@ -498,7 +498,8 @@ extern bfd_reloc_status_type _bfd_relocate_contents
/* Link stabs in sections in the first pass. */
extern bfd_boolean _bfd_link_section_stabs
(bfd *, void **, asection *, asection *, void **, bfd_size_type *);
(bfd *, struct stab_info *, asection *, asection *, void **,
bfd_size_type *);
/* Eliminate stabs for discarded functions and symbols. */
extern bfd_boolean _bfd_discard_section_stabs
@ -507,12 +508,12 @@ extern bfd_boolean _bfd_discard_section_stabs
/* Write out the .stab section when linking stabs in sections. */
extern bfd_boolean _bfd_write_section_stabs
(bfd *, void **, asection *, void **, bfd_byte *);
(bfd *, struct stab_info *, asection *, void **, bfd_byte *);
/* Write out the .stabstr string table when linking stabs in sections. */
extern bfd_boolean _bfd_write_stab_strings
(bfd *, void **);
(bfd *, struct stab_info *);
/* Find an offset within a .stab section when linking stabs in
sections. */

7
bfd/libbfd.h
View File

@ -503,7 +503,8 @@ extern bfd_reloc_status_type _bfd_relocate_contents
/* Link stabs in sections in the first pass. */
extern bfd_boolean _bfd_link_section_stabs
(bfd *, void **, asection *, asection *, void **, bfd_size_type *);
(bfd *, struct stab_info *, asection *, asection *, void **,
bfd_size_type *);
/* Eliminate stabs for discarded functions and symbols. */
extern bfd_boolean _bfd_discard_section_stabs
@ -512,12 +513,12 @@ extern bfd_boolean _bfd_discard_section_stabs
/* Write out the .stab section when linking stabs in sections. */
extern bfd_boolean _bfd_write_section_stabs
(bfd *, void **, asection *, void **, bfd_byte *);
(bfd *, struct stab_info *, asection *, void **, bfd_byte *);
/* Write out the .stabstr string table when linking stabs in sections. */
extern bfd_boolean _bfd_write_stab_strings
(bfd *, void **);
(bfd *, struct stab_info *);
/* Find an offset within a .stab section when linking stabs in
sections. */

2
bfd/libcoff-in.h
View File

@ -276,7 +276,7 @@ struct coff_link_hash_table
{
struct bfd_link_hash_table root;
/* A pointer to information used to link stabs in sections. */
PTR stab_info;
struct stab_info stab_info;
};
/* Look up an entry in a COFF linker hash table. */

2
bfd/libcoff.h
View File

@ -280,7 +280,7 @@ struct coff_link_hash_table
{
struct bfd_link_hash_table root;
/* A pointer to information used to link stabs in sections. */
PTR stab_info;
struct stab_info stab_info;
};
/* Look up an entry in a COFF linker hash table. */

72
bfd/stabs.c
View File

@ -48,13 +48,6 @@
#define VALOFF (8)
#define STABSIZE (12)
/* A hash table used for header files with N_BINCL entries. */
struct stab_link_includes_table
{
struct bfd_hash_table root;
};
/* A linked list of totals that we have found for a particular header
file. A total is a unique identifier for a particular BINCL...EINCL
sequence of STABs that can be used to identify duplicate sequences.
@ -80,12 +73,6 @@ struct stab_link_includes_entry
struct stab_link_includes_totals *totals;
};
/* Look up an entry in an the header file hash table. */
#define stab_link_includes_lookup(table, string, create, copy) \
((struct stab_link_includes_entry *) \
bfd_hash_lookup (&(table)->root, (string), (create), (copy)))
/* This structure is used to hold a list of N_BINCL symbols, some of
which might be converted into N_EXCL symbols. */
@ -124,19 +111,6 @@ struct stab_section_info
bfd_size_type stridxs[1];
};
/* This structure is used to keep track of stabs in sections
information while linking. */
struct stab_info
{
/* A hash table used to hold stabs strings. */
struct bfd_strtab_hash *strings;
/* The header file hash table. */
struct stab_link_includes_table includes;
/* The first .stabstr section. */
asection *stabstr;
};
static struct bfd_hash_entry *stab_link_includes_newfunc
PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
@ -176,16 +150,15 @@ stab_link_includes_newfunc (entry, table, string)
pass of the linker. */
bfd_boolean
_bfd_link_section_stabs (abfd, psinfo, stabsec, stabstrsec, psecinfo, pstring_offset)
_bfd_link_section_stabs (abfd, sinfo, stabsec, stabstrsec, psecinfo, pstring_offset)
bfd *abfd;
PTR *psinfo;
struct stab_info *sinfo;
asection *stabsec;
asection *stabstrsec;
PTR *psecinfo;
bfd_size_type *pstring_offset;
{
bfd_boolean first;
struct stab_info *sinfo;
bfd_size_type count, amt;
struct stab_section_info *secinfo;
bfd_byte *stabbuf = NULL;
@ -227,30 +200,26 @@ _bfd_link_section_stabs (abfd, psinfo, stabsec, stabstrsec, psecinfo, pstring_of
first = FALSE;
if (*psinfo == NULL)
if (sinfo->stabstr == NULL)
{
/* Initialize the stabs information we need to keep track of. */
first = TRUE;
amt = sizeof (struct stab_info);
*psinfo = (PTR) bfd_alloc (abfd, amt);
if (*psinfo == NULL)
goto error_return;
sinfo = (struct stab_info *) *psinfo;
sinfo->strings = _bfd_stringtab_init ();
if (sinfo->strings == NULL)
goto error_return;
/* Make sure the first byte is zero. */
(void) _bfd_stringtab_add (sinfo->strings, "", TRUE, TRUE);
if (! bfd_hash_table_init_n (&sinfo->includes.root,
if (! bfd_hash_table_init_n (&sinfo->includes,
stab_link_includes_newfunc,
251))
goto error_return;
sinfo->stabstr = bfd_make_section_anyway (abfd, ".stabstr");
sinfo->stabstr->flags |= SEC_HAS_CONTENTS | SEC_READONLY | SEC_DEBUGGING;
if (sinfo->stabstr == NULL)
goto error_return;
sinfo->stabstr->flags |= (SEC_HAS_CONTENTS | SEC_READONLY
| SEC_DEBUGGING | SEC_LINKER_CREATED);
}
sinfo = (struct stab_info *) *psinfo;
/* Initialize the information we are going to store for this .stab
section. */
@ -411,8 +380,8 @@ _bfd_link_section_stabs (abfd, psinfo, stabsec, stabstrsec, psecinfo, pstring_of
/* If we have already included a header file with the same
value, then replaced this one with an N_EXCL symbol. */
incl_entry = stab_link_includes_lookup (&sinfo->includes, string,
TRUE, TRUE);
incl_entry = (struct stab_link_includes_entry * )
bfd_hash_lookup (&sinfo->includes, string, TRUE, TRUE);
if (incl_entry == NULL)
goto error_return;
@ -439,7 +408,7 @@ _bfd_link_section_stabs (abfd, psinfo, stabsec, stabstrsec, psecinfo, pstring_of
/* This is the first time we have seen this header file
with this set of stabs strings. */
t = ((struct stab_link_includes_totals *)
bfd_hash_allocate (&sinfo->includes.root, sizeof *t));
bfd_hash_allocate (&sinfo->includes, sizeof *t));
if (t == NULL)
goto error_return;
t->sum_chars = sum_chars;
@ -718,20 +687,18 @@ _bfd_discard_section_stabs (abfd, stabsec, psecinfo,
contents. */
bfd_boolean
_bfd_write_section_stabs (output_bfd, psinfo, stabsec, psecinfo, contents)
_bfd_write_section_stabs (output_bfd, sinfo, stabsec, psecinfo, contents)
bfd *output_bfd;
PTR *psinfo;
struct stab_info *sinfo;
asection *stabsec;
PTR *psecinfo;
bfd_byte *contents;
{
struct stab_info *sinfo;
struct stab_section_info *secinfo;
struct stab_excl_list *e;
bfd_byte *sym, *tosym, *symend;
bfd_size_type *pstridx;
sinfo = (struct stab_info *) *psinfo;
secinfo = (struct stab_section_info *) *psecinfo;
if (secinfo == NULL)
@ -792,17 +759,10 @@ _bfd_write_section_stabs (output_bfd, psinfo, stabsec, psecinfo, contents)
/* Write out the .stabstr section. */
bfd_boolean
_bfd_write_stab_strings (output_bfd, psinfo)
_bfd_write_stab_strings (output_bfd, sinfo)
bfd *output_bfd;
PTR *psinfo;
struct stab_info *sinfo;
{
struct stab_info *sinfo;
sinfo = (struct stab_info *) *psinfo;
if (sinfo == NULL)
return TRUE;
if (bfd_is_abs_section (sinfo->stabstr->output_section))
{
/* The section was discarded from the link. */
@ -824,7 +784,7 @@ _bfd_write_stab_strings (output_bfd, psinfo)
/* We no longer need the stabs information. */
_bfd_stringtab_free (sinfo->strings);
bfd_hash_table_free (&sinfo->includes.root);
bfd_hash_table_free (&sinfo->includes);
return TRUE;
}