Update copyright notices

[deliverable/binutils-gdb.git] / bfd / libecoff.h

diff --git a/bfd/libecoff.h b/bfd/libecoff.h
index 3ff4789548be59f452153d049ddecf2e81c28cf2..934ada112cc24df5034798931e736df5522818f0 100644 (file)
--- a/bfd/libecoff.h
+++ b/bfd/libecoff.h
@@ -1,5 +1,5 @@
 /* BFD ECOFF object file private structure.
 /* BFD ECOFF object file private structure.

-   Copyright (C) 1993 Free Software Foundation, Inc.
+   Copyright 1993, 1994, 1995, 1996, 1999 Free Software Foundation, Inc.

    Written by Ian Lance Taylor, Cygnus Support.
 
 This file is part of BFD, the Binary File Descriptor library.
    Written by Ian Lance Taylor, Cygnus Support.
 
 This file is part of BFD, the Binary File Descriptor library.


@@ -16,7 +16,7 @@ GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
 along with this program; if not, write to the Free Software
 
 You should have received a copy of the GNU General Public License
 along with this program; if not, write to the Free Software

-Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */

 
 #include "bfdlink.h"
 
 
 #include "bfdlink.h"
 


@@ -50,7 +50,7 @@ struct ecoff_backend_data
   /* Bitsize of constructor entries.  */
   unsigned int constructor_bitsize;
   /* Reloc to use for constructor entries.  */
   /* Bitsize of constructor entries.  */
   unsigned int constructor_bitsize;
   /* Reloc to use for constructor entries.  */

-  CONST struct reloc_howto_struct *constructor_reloc;
+  reloc_howto_type *constructor_reloc;

   /* How to swap debugging information.  */
   struct ecoff_debug_swap debug_swap;
   /* External reloc size.  */
   /* How to swap debugging information.  */
   struct ecoff_debug_swap debug_swap;
   /* External reloc size.  */


@@ -68,6 +68,12 @@ struct ecoff_backend_data
                                       bfd *input_bfd, asection *input_section,
                                       bfd_byte *contents,
                                       PTR external_relocs));
                                       bfd *input_bfd, asection *input_section,
                                       bfd_byte *contents,
                                       PTR external_relocs));

+  /* Do final adjustments to filehdr and aouthdr.  */
+  boolean (*adjust_headers) PARAMS ((bfd *, struct internal_filehdr *,
+                                    struct internal_aouthdr *));
+  /* Read an element from an archive at a given file position.  This
+     is needed because OSF/1 3.2 uses a weird archive format.  */
+  bfd *(*get_elt_at_filepos) PARAMS ((bfd *, file_ptr));

 };
 
 /* This is the target specific information kept for ECOFF files.  */
 };
 
 /* This is the target specific information kept for ECOFF files.  */


@@ -94,7 +100,7 @@ typedef struct ecoff_tdata
   /* The maximum size of objects to optimize using gp.  This is
      typically set by the -G option to the compiler, assembler or
      linker.  */
   /* The maximum size of objects to optimize using gp.  This is
      typically set by the -G option to the compiler, assembler or
      linker.  */

-  int gp_size;
+  unsigned int gp_size;

 
   /* The register masks.  When linking, all the masks found in the
      input files are combined into the masks of the output file.
 
   /* The register masks.  When linking, all the masks found in the
      input files are combined into the masks of the output file.


@@ -124,6 +130,20 @@ typedef struct ecoff_tdata
   /* True if this BFD was written by the backend linker.  */
   boolean linker;
 
   /* True if this BFD was written by the backend linker.  */
   boolean linker;
 

+  /* True if a warning that multiple global pointer values are
+     needed in the output binary was issued already.  */
+  boolean issued_multiple_gp_warning;
+
+  /* Used by find_nearest_line entry point.  The structure could be
+     included directly in this one, but there's no point to wasting
+     the memory just for the infrequently called find_nearest_line.  */
+  struct ecoff_find_line *find_line_info;
+
+  /* Whether the .rdata section is in the text segment for this
+     particular ECOFF file.  This is not valid until
+     ecoff_compute_section_file_positions is called.  */
+  boolean rdata_in_text;
+

 } ecoff_data_type;
 
 /* Each canonical asymbol really looks like this.  */
 } ecoff_data_type;
 
 /* Each canonical asymbol really looks like this.  */


@@ -149,11 +169,11 @@ typedef struct ecoff_symbol_struct
    macro is only ever applied to an asymbol.  */
 #define ecoffsymbol(asymbol) ((ecoff_symbol_type *) (&((asymbol)->the_bfd)))
 
    macro is only ever applied to an asymbol.  */
 #define ecoffsymbol(asymbol) ((ecoff_symbol_type *) (&((asymbol)->the_bfd)))
 

-/* This is a hack borrowed from coffcode.h; we need to save the index
-   of an external symbol when we write it out so that can set the
-   symbol index correctly when we write out the relocs.  */
-#define ecoff_get_sym_index(symbol) ((unsigned long) (symbol)->udata)
-#define ecoff_set_sym_index(symbol, idx) ((symbol)->udata = (PTR) (idx))
+/* We need to save the index of an external symbol when we write it
+   out so that can set the symbol index correctly when we write out
+   the relocs.  */
+#define ecoff_get_sym_index(symbol) ((symbol)->udata.i)
+#define ecoff_set_sym_index(symbol, idx) ((symbol)->udata.i = (idx))

 
 /* When generating MIPS embedded PIC code, the linker relaxes the code
    to turn PC relative branches into longer code sequences when the PC
 
 /* When generating MIPS embedded PIC code, the linker relaxes the code
    to turn PC relative branches into longer code sequences when the PC


@@ -189,6 +209,14 @@ struct ecoff_section_tdata
      section, and the entry for any reloc that is not PC relative is
      zero.  */
   long *offsets;
      section, and the entry for any reloc that is not PC relative is
      zero.  */
   long *offsets;

+
+  /* When producing an executable (i.e., final, non-relocatable link)
+     on the Alpha, we may need to use multiple global pointer values
+     to span the entire .lita section.  In essence, we allow each
+     input .lita section to have its own gp value.  To support this,
+     we need to keep track of the gp values that we picked for each
+     input .lita section . */
+  bfd_vma gp;

 };
 
 /* An accessor macro for the ecoff_section_tdata structure.  */
 };
 
 /* An accessor macro for the ecoff_section_tdata structure.  */


@@ -229,7 +257,7 @@ extern boolean _bfd_ecoff_slurp_symbolic_info
 /* Generic ECOFF BFD backend vectors.  */
 
 extern boolean _bfd_ecoff_write_object_contents PARAMS ((bfd *abfd));
 /* Generic ECOFF BFD backend vectors.  */
 
 extern boolean _bfd_ecoff_write_object_contents PARAMS ((bfd *abfd));

-extern bfd_target *_bfd_ecoff_archive_p PARAMS ((bfd *abfd));
+extern const bfd_target *_bfd_ecoff_archive_p PARAMS ((bfd *abfd));

 
 #define        _bfd_ecoff_close_and_cleanup _bfd_generic_close_and_cleanup
 #define _bfd_ecoff_bfd_free_cached_info _bfd_generic_bfd_free_cached_info
 
 #define        _bfd_ecoff_close_and_cleanup _bfd_generic_close_and_cleanup
 #define _bfd_ecoff_bfd_free_cached_info _bfd_generic_bfd_free_cached_info


@@ -238,18 +266,35 @@ extern boolean _bfd_ecoff_new_section_hook
 extern boolean _bfd_ecoff_get_section_contents
   PARAMS ((bfd *, asection *, PTR location, file_ptr, bfd_size_type));
 
 extern boolean _bfd_ecoff_get_section_contents
   PARAMS ((bfd *, asection *, PTR location, file_ptr, bfd_size_type));
 

+#define _bfd_ecoff_bfd_link_split_section _bfd_generic_link_split_section
+

 extern boolean _bfd_ecoff_bfd_copy_private_bfd_data PARAMS ((bfd *, bfd *));
 #define _bfd_ecoff_bfd_copy_private_section_data \
   _bfd_generic_bfd_copy_private_section_data
 
 extern boolean _bfd_ecoff_bfd_copy_private_bfd_data PARAMS ((bfd *, bfd *));
 #define _bfd_ecoff_bfd_copy_private_section_data \
   _bfd_generic_bfd_copy_private_section_data
 

+#define _bfd_ecoff_bfd_copy_private_symbol_data \
+  _bfd_generic_bfd_copy_private_symbol_data
+
+#define _bfd_ecoff_bfd_print_private_bfd_data \
+  _bfd_generic_bfd_print_private_bfd_data
+
+#define _bfd_ecoff_bfd_merge_private_bfd_data \
+  _bfd_generic_bfd_merge_private_bfd_data
+
+#define _bfd_ecoff_bfd_set_private_flags _bfd_generic_bfd_set_private_flags

 extern boolean _bfd_ecoff_slurp_armap PARAMS ((bfd *abfd));
 #define _bfd_ecoff_slurp_extended_name_table _bfd_slurp_extended_name_table
 extern boolean _bfd_ecoff_slurp_armap PARAMS ((bfd *abfd));
 #define _bfd_ecoff_slurp_extended_name_table _bfd_slurp_extended_name_table

+#define _bfd_ecoff_construct_extended_name_table \
+  _bfd_archive_bsd_construct_extended_name_table

 #define _bfd_ecoff_truncate_arname bfd_dont_truncate_arname
 extern boolean _bfd_ecoff_write_armap
   PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int));
 #define _bfd_ecoff_truncate_arname bfd_dont_truncate_arname
 extern boolean _bfd_ecoff_write_armap
   PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int));

+#define _bfd_ecoff_read_ar_hdr _bfd_generic_read_ar_hdr

 #define _bfd_ecoff_openr_next_archived_file \
   bfd_generic_openr_next_archived_file
 #define _bfd_ecoff_openr_next_archived_file \
   bfd_generic_openr_next_archived_file

+#define _bfd_ecoff_get_elt_at_index _bfd_generic_get_elt_at_index

 #define _bfd_ecoff_generic_stat_arch_elt bfd_generic_stat_arch_elt
 #define _bfd_ecoff_generic_stat_arch_elt bfd_generic_stat_arch_elt

+#define _bfd_ecoff_update_armap_timestamp bfd_true

 
 extern long _bfd_ecoff_get_symtab_upper_bound PARAMS ((bfd *abfd));
 extern long _bfd_ecoff_get_symtab PARAMS ((bfd *abfd, asymbol **alocation));
 
 extern long _bfd_ecoff_get_symtab_upper_bound PARAMS ((bfd *abfd));
 extern long _bfd_ecoff_get_symtab PARAMS ((bfd *abfd, asymbol **alocation));


@@ -258,13 +303,16 @@ extern void _bfd_ecoff_print_symbol
   PARAMS ((bfd *, PTR filep, asymbol *, bfd_print_symbol_type));
 extern void _bfd_ecoff_get_symbol_info
   PARAMS ((bfd *, asymbol *, symbol_info *));
   PARAMS ((bfd *, PTR filep, asymbol *, bfd_print_symbol_type));
 extern void _bfd_ecoff_get_symbol_info
   PARAMS ((bfd *, asymbol *, symbol_info *));

-#define _bfd_ecoff_bfd_is_local_label bfd_generic_is_local_label
+extern boolean _bfd_ecoff_bfd_is_local_label_name
+  PARAMS ((bfd *, const char *));

 #define _bfd_ecoff_get_lineno _bfd_nosymbols_get_lineno
 extern boolean _bfd_ecoff_find_nearest_line
   PARAMS ((bfd *, asection *, asymbol **, bfd_vma offset,
           const char **filename_ptr, const char **fnname_ptr,
           unsigned int *retline_ptr));
 #define _bfd_ecoff_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol
 #define _bfd_ecoff_get_lineno _bfd_nosymbols_get_lineno
 extern boolean _bfd_ecoff_find_nearest_line
   PARAMS ((bfd *, asection *, asymbol **, bfd_vma offset,
           const char **filename_ptr, const char **fnname_ptr,
           unsigned int *retline_ptr));
 #define _bfd_ecoff_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol

+#define _bfd_ecoff_read_minisymbols _bfd_generic_read_minisymbols
+#define _bfd_ecoff_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol

 
 #define _bfd_ecoff_get_reloc_upper_bound coff_get_reloc_upper_bound
 extern long _bfd_ecoff_canonicalize_reloc
 
 #define _bfd_ecoff_get_reloc_upper_bound coff_get_reloc_upper_bound
 extern long _bfd_ecoff_canonicalize_reloc


@@ -289,9 +337,21 @@ extern boolean _bfd_ecoff_bfd_final_link
 /* Hook functions for the generic COFF section reading code.  */
 
 extern PTR _bfd_ecoff_mkobject_hook PARAMS ((bfd *, PTR filehdr, PTR aouthdr));
 /* Hook functions for the generic COFF section reading code.  */
 
 extern PTR _bfd_ecoff_mkobject_hook PARAMS ((bfd *, PTR filehdr, PTR aouthdr));

-extern asection *_bfd_ecoff_make_section_hook PARAMS ((bfd *abfd, char *name));

 #define _bfd_ecoff_set_alignment_hook \
   ((void (*) PARAMS ((bfd *, asection *, PTR))) bfd_void)
 extern boolean _bfd_ecoff_set_arch_mach_hook PARAMS ((bfd *abfd, PTR filehdr));
 #define _bfd_ecoff_set_alignment_hook \
   ((void (*) PARAMS ((bfd *, asection *, PTR))) bfd_void)
 extern boolean _bfd_ecoff_set_arch_mach_hook PARAMS ((bfd *abfd, PTR filehdr));

-extern flagword _bfd_ecoff_styp_to_sec_flags PARAMS ((bfd *abfd, PTR hdr));
+extern flagword _bfd_ecoff_styp_to_sec_flags
+  PARAMS ((bfd *abfd, PTR hdr, const char *name, asection *section));

 extern boolean _bfd_ecoff_slurp_symbol_table PARAMS ((bfd *abfd));
 extern boolean _bfd_ecoff_slurp_symbol_table PARAMS ((bfd *abfd));

+
+/* ECOFF auxiliary information swapping routines.  These are the same
+   for all ECOFF targets, so they are defined in ecofflink.c.  */
+
+extern void _bfd_ecoff_swap_tir_in
+  PARAMS ((int, const struct tir_ext *, TIR *));
+extern void _bfd_ecoff_swap_tir_out
+  PARAMS ((int, const TIR *, struct tir_ext *));
+extern void _bfd_ecoff_swap_rndx_in
+  PARAMS ((int, const struct rndx_ext *, RNDXR *));
+extern void _bfd_ecoff_swap_rndx_out
+  PARAMS ((int, const RNDXR *, struct rndx_ext *));