/* BFD COFF object file private structure.
- Copyright (C) 1990, 1991, 1992, 1993 Free Software Foundation, Inc.
+ Copyright (C) 1990, 1991, 1992, 1993, 1994 Free Software Foundation, Inc.
Written by Cygnus Support.
This file is part of BFD, the Binary File Descriptor library.
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+#include "bfdlink.h"
/* Object file tdata; access macros */
#define obj_raw_syment_count(bfd) (coff_data(bfd)->raw_syment_count)
#define obj_convert(bfd) (coff_data(bfd)->conversion_table)
#define obj_conv_table_size(bfd) (coff_data(bfd)->conv_table_size)
-#if CFILE_STUFF
-#define obj_symbol_slew(bfd) (coff_data(bfd)->symbol_index_slew)
-#else
-#define obj_symbol_slew(bfd) 0
-#endif
+#define obj_coff_external_syms(bfd) (coff_data (bfd)->external_syms)
+#define obj_coff_strings(bfd) (coff_data (bfd)->strings)
+#define obj_coff_sym_hashes(bfd) (coff_data (bfd)->sym_hashes)
/* `Tdata' information kept for COFF files. */
int conv_table_size;
file_ptr sym_filepos;
- long symbol_index_slew; /* used during read to mark whether a
- C_FILE symbol as been added. */
-
struct coff_ptr_struct *raw_syments;
- struct lineno *raw_linenos;
unsigned int raw_syment_count;
- unsigned short flags;
/* These are only valid once writing has begun */
long int relocbase;
unsigned local_symesz;
unsigned local_auxesz;
unsigned local_linesz;
+
+ /* Used by the COFF backend linker. */
+ PTR external_syms;
+ char *strings;
+ struct coff_link_hash_entry **sym_hashes;
} coff_data_type;
/* We take the address of the first element of a asymbol to ensure that the
* macro is only ever applied to an asymbol. */
#define coffsymbol(asymbol) ((coff_symbol_type *)(&((asymbol)->the_bfd)))
+/* COFF linker hash table entries. */
+
+struct coff_link_hash_entry
+{
+ struct bfd_link_hash_entry root;
+
+ /* Symbol index in output file. Set to -1 initially. Set to -2 if
+ there is a reloc against this symbol. */
+ long indx;
+
+ /* Symbol type. */
+ unsigned short type;
+
+ /* Symbol class. */
+ unsigned char class;
+
+ /* Number of auxiliary entries. */
+ char numaux;
+
+ /* BFD to take auxiliary entries from. */
+ bfd *auxbfd;
+
+ /* Pointer to array of auxiliary entries, if any. */
+ union internal_auxent *aux;
+};
+
+/* COFF linker hash table. */
+
+struct coff_link_hash_table
+{
+ struct bfd_link_hash_table root;
+};
+
+/* Look up an entry in a COFF linker hash table. */
+
+#define coff_link_hash_lookup(table, string, create, copy, follow) \
+ ((struct coff_link_hash_entry *) \
+ bfd_link_hash_lookup (&(table)->root, (string), (create), \
+ (copy), (follow)))
+
+/* Traverse a COFF linker hash table. */
+
+#define coff_link_hash_traverse(table, func, info) \
+ (bfd_link_hash_traverse \
+ (&(table)->root, \
+ (boolean (*) PARAMS ((struct bfd_link_hash_entry *, PTR))) (func), \
+ (info)))
+
+/* Get the COFF linker hash table from a link_info structure. */
+
+#define coff_hash_table(p) ((struct coff_link_hash_table *) ((p)->hash))
+
/* Functions in coffgen.c. */
-extern bfd_target *coff_object_p PARAMS ((bfd *));
+extern const bfd_target *coff_object_p PARAMS ((bfd *));
extern struct sec *coff_section_from_bfd_index PARAMS ((bfd *, int));
-extern unsigned int coff_get_symtab_upper_bound PARAMS ((bfd *));
-extern unsigned int coff_get_symtab PARAMS ((bfd *, asymbol **));
+extern long coff_get_symtab_upper_bound PARAMS ((bfd *));
+extern long coff_get_symtab PARAMS ((bfd *, asymbol **));
extern int coff_count_linenumbers PARAMS ((bfd *));
extern struct coff_symbol_struct *coff_symbol_from PARAMS ((bfd *, asymbol *));
-extern void coff_renumber_symbols PARAMS ((bfd *));
+extern boolean coff_renumber_symbols PARAMS ((bfd *));
extern void coff_mangle_symbols PARAMS ((bfd *));
-extern void coff_write_symbols PARAMS ((bfd *));
-extern void coff_write_linenumbers PARAMS ((bfd *));
+extern boolean coff_write_symbols PARAMS ((bfd *));
+extern boolean coff_write_linenumbers PARAMS ((bfd *));
extern alent *coff_get_lineno PARAMS ((bfd *, asymbol *));
extern asymbol *coff_section_symbol PARAMS ((bfd *, char *));
extern struct coff_ptr_struct *coff_get_normalized_symtab PARAMS ((bfd *));
-extern unsigned int coff_get_reloc_upper_bound PARAMS ((bfd *, sec_ptr));
+extern long coff_get_reloc_upper_bound PARAMS ((bfd *, sec_ptr));
extern asymbol *coff_make_empty_symbol PARAMS ((bfd *));
extern void coff_print_symbol PARAMS ((bfd *, PTR filep, asymbol *,
bfd_print_symbol_type how));
CONST char **functionname_ptr,
unsigned int *line_ptr));
extern int coff_sizeof_headers PARAMS ((bfd *, boolean reloc));
-extern boolean bfd_coff_reloc16_relax_section PARAMS ((bfd *,
- asection *,
- struct bfd_link_info *,
- asymbol **));
+extern boolean bfd_coff_reloc16_relax_section
+ PARAMS ((bfd *, asection *, struct bfd_link_info *, boolean *));
extern bfd_byte *bfd_coff_reloc16_get_relocated_section_contents
PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *,
bfd_byte *, boolean relocateable, asymbol **));
extern bfd_vma bfd_coff_reloc16_get_value PARAMS ((arelent *,
struct bfd_link_info *,
asection *));
-extern void bfd_perform_slip PARAMS ((asymbol **s, unsigned int slip,
+extern void bfd_perform_slip PARAMS ((bfd *abfd, unsigned int slip,
asection *input_section,
- bfd_vma value));
+ bfd_vma val));
+
+/* Functions in cofflink.c. */
+
+extern struct bfd_link_hash_table *_bfd_coff_link_hash_table_create
+ PARAMS ((bfd *));
+extern boolean _bfd_coff_link_add_symbols
+ PARAMS ((bfd *, struct bfd_link_info *));
+extern boolean _bfd_coff_final_link
+ PARAMS ((bfd *, struct bfd_link_info *));
/* And more taken from the source .. */
-typedef struct coff_ptr_struct
+typedef struct coff_ptr_struct
{
/* Remembers the offset from the first symbol in the file for
this symbol. Generated by coff_renumber_symbols. */
unsigned int offset;
+ /* Should the value of this symbol be renumbered. Used for
+ XCOFF C_BSTAT symbols. Set by coff_slurp_symbol_table. */
+unsigned int fix_value : 1;
+
/* Should the tag field of this symbol be renumbered.
Created by coff_pointerize_aux. */
-char fix_tag;
+unsigned int fix_tag : 1;
/* Should the endidx field of this symbol be renumbered.
Created by coff_pointerize_aux. */
-char fix_end;
+unsigned int fix_end : 1;
+
+ /* Should the x_csect.x_scnlen field be renumbered.
+ Created by coff_slurp_symbol_table. */
+unsigned int fix_scnlen : 1;
/* The container for the symbol structure as read and translated
from the file. */
/* Have the line numbers been relocated yet ? */
boolean done_lineno;
} coff_symbol_type;
-typedef struct
+typedef struct
{
void (*_bfd_coff_swap_aux_in) PARAMS ((
bfd *abfd,
unsigned int _bfd_scnhsz;
unsigned int _bfd_symesz;
unsigned int _bfd_auxesz;
+ unsigned int _bfd_relsz;
unsigned int _bfd_linesz;
boolean _bfd_coff_long_filenames;
void (*_bfd_coff_swap_filehdr_in) PARAMS ((
bfd *abfd,
PTR ext,
PTR in));
+ void (*_bfd_coff_swap_reloc_in) PARAMS ((
+ bfd *abfd,
+ PTR ext,
+ PTR in));
boolean (*_bfd_coff_bad_format_hook) PARAMS ((
bfd *abfd,
PTR internal_filehdr));
PTR internal_aouthdr));
flagword (*_bfd_styp_to_sec_flags_hook) PARAMS ((
bfd *abfd,
- PTR internal_scnhdr));
+ PTR internal_scnhdr,
+ const char *name));
asection *(*_bfd_make_section_hook) PARAMS ((
bfd *abfd,
char *name));
unsigned int *src_ptr,
unsigned int *dst_ptr));
int (*_bfd_coff_reloc16_estimate) PARAMS ((
+ bfd *abfd,
asection *input_section,
- asymbol **symbols,
arelent *r,
unsigned int shrink,
struct bfd_link_info *link_info));
+ boolean (*_bfd_coff_sym_is_global) PARAMS ((
+ bfd *abfd,
+ struct internal_syment *));
+ void (*_bfd_coff_compute_section_file_positions) PARAMS ((
+ bfd *abfd));
+ boolean (*_bfd_coff_relocate_section) PARAMS ((
+ bfd *output_bfd,
+ struct bfd_link_info *info,
+ bfd *input_bfd,
+ asection *input_section,
+ bfd_byte *contents,
+ struct internal_reloc *relocs,
+ struct internal_syment *syms,
+ asection **sections));
} bfd_coff_backend_data;
#define bfd_coff_scnhsz(abfd) (coff_backend_info (abfd)->_bfd_scnhsz)
#define bfd_coff_symesz(abfd) (coff_backend_info (abfd)->_bfd_symesz)
#define bfd_coff_auxesz(abfd) (coff_backend_info (abfd)->_bfd_auxesz)
+#define bfd_coff_relsz(abfd) (coff_backend_info (abfd)->_bfd_relsz)
#define bfd_coff_linesz(abfd) (coff_backend_info (abfd)->_bfd_linesz)
#define bfd_coff_long_filenames(abfd) (coff_backend_info (abfd)->_bfd_coff_long_filenames)
#define bfd_coff_swap_filehdr_in(abfd, i,o) \
#define bfd_coff_swap_scnhdr_in(abfd, i,o) \
((coff_backend_info (abfd)->_bfd_coff_swap_scnhdr_in) (abfd, i, o))
+#define bfd_coff_swap_reloc_in(abfd, i, o) \
+ ((coff_backend_info (abfd)->_bfd_coff_swap_reloc_in) (abfd, i, o))
+
#define bfd_coff_bad_format_hook(abfd, filehdr) \
((coff_backend_info (abfd)->_bfd_coff_bad_format_hook) (abfd, filehdr))
#define bfd_coff_mkobject_hook(abfd, filehdr, aouthdr)\
((coff_backend_info (abfd)->_bfd_coff_mkobject_hook) (abfd, filehdr, aouthdr))
-#define bfd_coff_styp_to_sec_flags_hook(abfd, scnhdr)\
- ((coff_backend_info (abfd)->_bfd_styp_to_sec_flags_hook) (abfd, scnhdr))
+#define bfd_coff_styp_to_sec_flags_hook(abfd, scnhdr, name)\
+ ((coff_backend_info (abfd)->_bfd_styp_to_sec_flags_hook) (abfd, scnhdr, name))
#define bfd_coff_make_section_hook(abfd, name)\
((coff_backend_info (abfd)->_bfd_make_section_hook) (abfd, name))
((coff_backend_info (abfd)->_bfd_coff_reloc16_extra_cases)\
(abfd, link_info, link_order, reloc, data, src_ptr, dst_ptr))
-#define bfd_coff_reloc16_estimate(abfd, section, symbols, reloc, shrink, link_info)\
+#define bfd_coff_reloc16_estimate(abfd, section, reloc, shrink, link_info)\
((coff_backend_info (abfd)->_bfd_coff_reloc16_estimate)\
- (section, symbols, reloc, shrink, link_info))
-
+ (abfd, section, reloc, shrink, link_info))
+
+#define bfd_coff_sym_is_global(abfd, sym)\
+ ((coff_backend_info (abfd)->_bfd_coff_sym_is_global)\
+ (abfd, sym))
+
+#define bfd_coff_compute_section_file_positions(abfd)\
+ ((coff_backend_info (abfd)->_bfd_coff_compute_section_file_positions)\
+ (abfd))
+
+#define bfd_coff_relocate_section(obfd,info,ibfd,o,con,rel,isyms,secs)\
+ ((coff_backend_info (ibfd)->_bfd_coff_relocate_section)\
+ (obfd, info, ibfd, o, con, rel, isyms, secs))
+
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