Tue Jan 9 15:22:53 1996 David Mosberger-Tang <davidm@azstarnet.com>

	* coff-alpha.c (alpha_relocate_section): During final link, allow
 	output .lita section to be bigger than 64k by adjusting gp value
 	on a per-input section basis.
	* libecoff.h (struct ecoff_tdata): Add issued_multiple_gp_warning
	field.
	(struct ecoff_section_tdata): Add gp field.

Tue Jan  9 12:00:36 1996  Ian Lance Taylor  <ian@cygnus.com>

	Handle Alpha ECOFF changes in OSF/1 3.2.
	* libecoff.h (struct ecoff_backend_data): Add get_elt_at_filepos
	field.
	* coff-alpha.c: Include "aout/ar.h".
	(alpha_ecoff_get_relocated_section_contents): Don't require an
	ALPHA_R_IGNORE reloc after an ALPHA_R_GPDISP reloc, since OSF/1
	3.2 doesn't generate one.
	(alpha_relocate_section): Likewise.
	(alpha_ecoff_slurp_armap): Define.
	(alpha_ecoff_slurp_extended_name_table): Define.
	(alpha_ecoff_construct_extended_name_table): Define.
	(alpha_ecoff_truncate_arname): Define.
	(alpha_ecoff_write_armap): Define.
	(alpha_ecoff_generic_stat_arch_elt): Define.
	(alpha_ecoff_update_armap_timestamp): Define.
	(ARFZMAG): Define.
	(alpha_ecoff_read_ar_hdr): New static function.
	(alpha_ecoff_get_elt_at_filepos): New static function.
	(alpha_ecoff_openr_next_archived_file): New static function.
	(alpha_ecoff_get_elt_at_index): New static function.
	(alpha_ecoff_backend_data): Initialize get_elt_at_filepos field.
	(ecoffalpha_little_vec): Change BFD_JUMP_TABLE_ARCHIVE from
	_bfd_ecoff to alpha_ecoff.
	* ecoff.c (ecoff_link_add_archive_symbols): Use get_elt_at_filepos
	field from backend structure, rather than always calling
	_bfd_get_elt_at_filepos.
	* coff-mips.c (mips_ecoff_backend_data): Initialize
	get_elt_at_filepos field.
	* archive.c (_bfd_generic_read_ar_hdr_mag): New function, copied
	from _bfd_generic_read_ar_hdr with minor changes.
	(_bfd_generic_read_ar_hdr): Use _bfd_generic_read_ar_hdr_mag.
	* libbfd-in.h (_bfd_generic_read_ar_hdr_mag): Declare.
	* libbfd.h: Rebuild.

	* bfd-in.h (BFD_IN_MEMORY): Define.
	* libbfd-in.h (struct bfd_in_memory): Define.
	* libbfd.c (bfd_read): Handle BFD_IN_MEMORY flag.
	(bfd_get_file_window): Don't try to map a BFD_IN_MEMORY file.
	(bfd_write, bfd_stat): Abort if BFD_IN_MEMORY is set.
	(bfd_tell, bfd_flush, bfd_seek): Handle BFD_IN_MEMORY flag.
	* bfd.c (struct _bfd): Change iostream field from char * to PTR.
	(bfd_get_size): Handle BFD_IN_MEMORY flag.
	* cache.c (bfd_cache_close): Ignore BFD_IN_MEMORY files.
	(bfd_open_file): Cast to PTR, not char *, when setting iostream.
	(bfd_cache_lookup_worker): Abort if BFD_IN_MEMORY is set.
	* opncls.c (bfd_fdopenr): Cast to PTR, not char *, when setting
	iostream.
	(bfd_openstreamr): Likewise.
	* aoutx.h (NAME(aout,some_aout_object_p)): Only fstat iostream if
	BFD_IN_MEMORY is not set.
	* riscix.c (riscix_some_aout_object_p): Likewise.
	* bfd-in2.h, libbfd.h: Rebuild.

	* targets.c (bfd_target): Add _bfd_get_elt_at_index field.
	(BFD_JUMP_TABLE_ARCHIVE): Add _get_elt_at_index.
	(bfd_get_elt_at_index): Define.
	* archive.c (_bfd_generic_get_elt_at_index): Rename from
	bfd_get_elt_at_index.  Change index parameter from int to
	symindex.
	* libbfd-in.h (_bfd_generic_get_elt_at_index): Declare.
	(_bfd_noarchive_get_elt_at_index): Define.
	(_bfd_archive_bsd_get_elt_at_index): Define.
	(_bfd_archive_coff_get_elt_at_index): Define.
	* bfd-in2.h, libbfd.h: Rebuild.
	* aout-target.h (MY_get_elt_at_index): Define if not defined.
	* coff-rs6000.c (xcoff_get_elt_at_index): Define.
	* ieee.c (ieee_get_elt_at_index): Define.
	* libecoff.h (_bfd_ecoff_get_elt_at_index): Define.
	* oasys.c (oasys_get_elt_at_index): Define.
	* som.c (som_get_elt_at_index): Define.

1 files changed, 29 insertions, 6 deletions

diff --git a/bfd/libbfd.h b/bfd/libbfd.h
index e86f355..dc22c64 100644
--- a/bfd/libbfd.h
+++ b/bfd/libbfd.h
@@ -36,6 +36,17 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
    do casts, and casting to the left of assignment isn't portable.  */
 #define set_tdata(bfd, v) ((bfd)->tdata.any = (PTR) (v))
 
+/* If BFD_IN_MEMORY is set for a BFD, then the iostream fields points
+   to an instance of this structure.  */
+
+struct bfd_in_memory
+{
+  /* Size of buffer.  */
+  bfd_size_type size;
+  /* Buffer holding contents of BFD.  */
+  bfd_byte *buffer;
+};
+
 /* tdata for an archive.  For an input archive, cache
    needs to be free()'d.  For an output archive, symdefs do.  */
 
@@ -70,16 +81,16 @@ struct areltdata {
 
 #define arelt_size(bfd) (((struct areltdata *)((bfd)->arelt_data))->parsed_size)
 
-char *bfd_zmalloc PARAMS ((bfd_size_type size));
+extern PTR bfd_malloc PARAMS ((size_t));
+extern PTR bfd_realloc PARAMS ((PTR, size_t));
+extern PTR bfd_zmalloc PARAMS ((size_t));
 
 extern bfd_error_handler_type _bfd_error_handler;
 
-/* These routines allocate and free things on the BFD's obstack.  Note
-   that realloc can never occur in place.  */
+/* These routines allocate and free things on the BFD's obstack.  */
 
 PTR	bfd_alloc PARAMS ((bfd *abfd, size_t size));
 PTR	bfd_zalloc PARAMS ((bfd *abfd, size_t size));
-PTR	bfd_realloc PARAMS ((bfd *abfd, PTR orig, size_t size));
 void	bfd_alloc_grow PARAMS ((bfd *abfd, PTR thing, size_t size));
 PTR	bfd_alloc_finish PARAMS ((bfd *abfd));
 PTR	bfd_alloc_by_size_t PARAMS ((bfd *abfd, size_t wanted));
@@ -101,6 +112,7 @@ extern boolean _bfd_construct_extended_name_table
 boolean	_bfd_write_archive_contents PARAMS ((bfd *abfd));
 boolean _bfd_compute_and_write_armap PARAMS ((bfd *, unsigned int elength));
 bfd *_bfd_get_elt_at_filepos PARAMS ((bfd *archive, file_ptr filepos));
+extern bfd *_bfd_generic_get_elt_at_index PARAMS ((bfd *, symindex));
 bfd * _bfd_new_bfd PARAMS ((void));
 
 boolean	bfd_false PARAMS ((bfd *ignore));
@@ -130,13 +142,15 @@ boolean	coff_write_armap PARAMS ((bfd *arch, unsigned int elength,
 
 extern PTR _bfd_generic_read_ar_hdr PARAMS ((bfd *));
 
+extern PTR _bfd_generic_read_ar_hdr_mag PARAMS ((bfd *, const char *));
+
 bfd *	bfd_generic_openr_next_archived_file PARAMS ((bfd *archive,
 						     bfd *last_file));
 
 int	bfd_generic_stat_arch_elt PARAMS ((bfd *, struct stat *));
 
 #define _bfd_read_ar_hdr(abfd) \
-  BFD_SEND (abfd, _bfd_read_ar_hdr, (abfd))
+  BFD_SEND (abfd, _bfd_read_ar_hdr_fn, (abfd))
 
 /* Generic routines to use for BFD_JUMP_TABLE_GENERIC.  Use
    BFD_JUMP_TABLE_GENERIC (_bfd_generic).  */
@@ -148,6 +162,8 @@ int	bfd_generic_stat_arch_elt PARAMS ((bfd *, struct stat *));
 extern boolean _bfd_generic_get_section_contents
   PARAMS ((bfd *, asection *, PTR location, file_ptr offset,
 	   bfd_size_type count));
+extern boolean _bfd_generic_get_section_contents_in_window
+  PARAMS ((bfd *, asection *, bfd_window *, file_ptr, bfd_size_type));
 
 /* Generic routines to use for BFD_JUMP_TABLE_COPY.  Use
    BFD_JUMP_TABLE_COPY (_bfd_generic).  */
@@ -163,7 +179,7 @@ extern boolean _bfd_generic_get_section_contents
 #define _bfd_generic_bfd_copy_private_symbol_data \
   ((boolean (*) PARAMS ((bfd *, asymbol *, bfd *, asymbol *))) bfd_true)
 #define _bfd_generic_bfd_print_private_bfd_data \
-  ((boolean (*) PARAMS ((bfd *, void  *))) bfd_true)
+  ((boolean (*) PARAMS ((bfd *, PTR))) bfd_true)
 
 /* Routines to use for BFD_JUMP_TABLE_CORE when there is no core file
    support.  Use BFD_JUMP_TABLE_CORE (_bfd_nocore).  */
@@ -190,6 +206,8 @@ extern boolean _bfd_nocore_core_file_matches_executable_p
 #define _bfd_noarchive_read_ar_hdr bfd_nullvoidptr
 #define _bfd_noarchive_openr_next_archived_file \
   ((bfd *(*) PARAMS ((bfd *, bfd *))) bfd_nullvoidptr)
+#define _bfd_noarchive_get_elt_at_index \
+  ((bfd *(*) PARAMS ((bfd *, symindex))) bfd_nullvoidptr)
 #define _bfd_noarchive_generic_stat_arch_elt bfd_generic_stat_arch_elt
 #define _bfd_noarchive_update_armap_timestamp bfd_false
 
@@ -206,6 +224,7 @@ extern boolean _bfd_archive_bsd_construct_extended_name_table
 #define _bfd_archive_bsd_read_ar_hdr _bfd_generic_read_ar_hdr
 #define _bfd_archive_bsd_openr_next_archived_file \
   bfd_generic_openr_next_archived_file
+#define _bfd_archive_bsd_get_elt_at_index _bfd_generic_get_elt_at_index
 #define _bfd_archive_bsd_generic_stat_arch_elt \
   bfd_generic_stat_arch_elt
 extern boolean _bfd_archive_bsd_update_armap_timestamp PARAMS ((bfd *));
@@ -223,6 +242,7 @@ extern boolean _bfd_archive_coff_construct_extended_name_table
 #define _bfd_archive_coff_read_ar_hdr _bfd_generic_read_ar_hdr
 #define _bfd_archive_coff_openr_next_archived_file \
   bfd_generic_openr_next_archived_file
+#define _bfd_archive_coff_get_elt_at_index _bfd_generic_get_elt_at_index
 #define _bfd_archive_coff_generic_stat_arch_elt \
   bfd_generic_stat_arch_elt
 #define _bfd_archive_coff_update_armap_timestamp bfd_true
@@ -401,6 +421,9 @@ extern bfd_reloc_status_type _bfd_relocate_contents
 /* Create a string table.  */
 extern struct bfd_strtab_hash *_bfd_stringtab_init PARAMS ((void));
 
+/* Create an XCOFF .debug section style string table.  */
+extern struct bfd_strtab_hash *_bfd_xcoff_stringtab_init PARAMS ((void));
+
 /* Free a string table.  */
 extern void _bfd_stringtab_free PARAMS ((struct bfd_strtab_hash *));