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, 8 insertions, 2 deletions

diff --git a/bfd/bfd.c b/bfd/bfd.c
index 3fa0e08..c565bf8 100644
--- a/bfd/bfd.c
+++ b/bfd/bfd.c
@@ -44,8 +44,10 @@ CODE_FRAGMENT
 .       includes `<<bfd.h>>', IOSTREAM has been declared as a "char
 .       *", and MTIME as a "long".  Their correct types, to which they
 .       are cast when used, are "FILE *" and "time_t".    The iostream
-.       is the result of an fopen on the filename. *}
-.    char *iostream;
+.       is the result of an fopen on the filename.  However, if the
+.       BFD_IN_MEMORY flag is set, then iostream is actually a pointer
+.       to a bfd_in_memory struct.  *}
+.    PTR iostream;
 .
 .    {* Is the file descriptor being cached?  That is, can it be closed as
 .       needed, and re-opened when accessed later?  *}
@@ -158,6 +160,7 @@ CODE_FRAGMENT
 .      struct ieee_data_struct *ieee_data;
 .      struct ieee_ar_data_struct *ieee_ar_data;
 .      struct srec_data_struct *srec_data;
+.      struct ihex_data_struct *ihex_data;
 .      struct tekhex_data_struct *tekhex_data;
 .      struct elf_obj_tdata *elf_obj_data;
 .      struct nlm_obj_tdata *nlm_obj_data;
@@ -747,6 +750,9 @@ bfd_get_size (abfd)
   FILE *fp;
   struct stat buf;
 
+  if ((abfd->flags & BFD_IN_MEMORY) != 0)
+    return ((struct bfd_in_memory *) abfd->iostream)->size;
+
   fp = bfd_cache_lookup (abfd);
   if (0 != fstat (fileno (fp), &buf))
     return 0;