/* BFD COFF object file private structure.
- Copyright (C) 1990-1991 Free Software Foundation, Inc.
+ Copyright (C) 1990, 91, 92, 93, 94, 1995 Free Software Foundation, Inc.
Written by Cygnus Support.
This file is part of BFD, the Binary File Descriptor library.
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"
/* Object file tdata; access macros */
#define coff_data(bfd) ((bfd)->tdata.coff_obj_data)
#define exec_hdr(bfd) (coff_data(bfd)->hdr)
+#define obj_pe(bfd) (coff_data(bfd)->pe)
#define obj_symbols(bfd) (coff_data(bfd)->symbols)
#define obj_sym_filepos(bfd) (coff_data(bfd)->sym_filepos)
#define obj_relocbase(bfd) (coff_data(bfd)->relocbase)
#define obj_raw_syments(bfd) (coff_data(bfd)->raw_syments)
+#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_keep_syms(bfd) (coff_data (bfd)->keep_syms)
+#define obj_coff_strings(bfd) (coff_data (bfd)->strings)
+#define obj_coff_keep_strings(bfd) (coff_data (bfd)->keep_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;
+
+ /* The unswapped external symbols. May be NULL. Read by
+ _bfd_coff_get_external_symbols. */
+ PTR external_syms;
+ /* If this is true, the external_syms may not be freed. */
+ boolean keep_syms;
+
+ /* The string table. May be NULL. Read by
+ _bfd_coff_read_string_table. */
+ char *strings;
+ /* If this is true, the strings may not be freed. */
+ boolean keep_strings;
+
+ /* is this a PE format coff file */
+ int pe;
+ /* Used by the COFF backend linker. */
+ struct coff_link_hash_entry **sym_hashes;
+
+ struct bfd_link_info *link_info;
} coff_data_type;
+/* Tdata for pe image files. */
+typedef struct pe_tdata
+{
+ coff_data_type coff;
+ struct internal_extra_pe_aouthdr pe_opthdr;
+ int dll;
+ int has_reloc_section;
+} pe_data_type;
+
+#define pe_data(bfd) ((bfd)->tdata.pe_obj_data)
+
+/* Tdata for XCOFF files. */
+
+struct xcoff_tdata
+{
+ /* Basic COFF information. */
+ coff_data_type coff;
+
+ /* TOC value. */
+ bfd_vma toc;
+
+ /* .text alignment from optional header. */
+ int text_align_power;
+
+ /* .data alignment from optional header. */
+ int data_align_power;
+
+ /* modtype from optional header. */
+ short modtype;
+
+ /* maxdata from optional header. */
+ bfd_size_type maxdata;
+
+ /* maxstack from optional header. */
+ bfd_size_type maxstack;
+};
+
+#define xcoff_data(abfd) ((abfd)->tdata.xcoff_obj_data)
+
/* 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)))
+/* The used_by_bfd field of a section may be set to a pointer to this
+ structure. */
+
+struct coff_section_tdata
+{
+ /* The relocs, swapped into COFF internal form. This may be NULL. */
+ struct internal_reloc *relocs;
+ /* If this is true, the relocs entry may not be freed. */
+ boolean keep_relocs;
+ /* The section contents. This may be NULL. */
+ bfd_byte *contents;
+ /* If this is true, the contents entry may not be freed. */
+ boolean keep_contents;
+ /* Information cached by coff_find_nearest_line. */
+ bfd_vma offset;
+ unsigned int i;
+ const char *function;
+ int line_base;
+ /* Available for individual backends. */
+ PTR tdata;
+};
+
+/* An accessor macro for the coff_section_tdata structure. */
+#define coff_section_data(abfd, sec) \
+ ((struct coff_section_tdata *) (sec)->used_by_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 void coff_count_linenumbers PARAMS ((bfd *));
+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 *, int *));
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 boolean _bfd_coff_get_external_symbols PARAMS ((bfd *));
+extern const char *_bfd_coff_read_string_table PARAMS ((bfd *));
+extern boolean _bfd_coff_free_symbols PARAMS ((bfd *));
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));
-extern asymbol *coff_make_debug_symbol PARAMS ((bfd *, PTR, unsigned long));
+extern void coff_get_symbol_info PARAMS ((bfd *, asymbol *,
+ symbol_info *ret));
+extern asymbol *coff_bfd_make_debug_symbol PARAMS ((bfd *, PTR,
+ unsigned long));
extern boolean coff_find_nearest_line PARAMS ((bfd *,
asection *,
asymbol **,
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 *,
- 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_seclet *, bfd_byte *));
+ 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_seclet *));
+ struct bfd_link_info *,
+ asection *));
+extern void bfd_perform_slip PARAMS ((bfd *abfd, unsigned int slip,
+ asection *input_section,
+ bfd_vma val));
+
+/* Functions in cofflink.c. */
+
+extern struct bfd_link_hash_table *_bfd_coff_link_hash_table_create
+ PARAMS ((bfd *));
+extern const char *_bfd_coff_internal_syment_name
+ PARAMS ((bfd *, const struct internal_syment *, char *));
+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 *));
+extern struct internal_reloc *_bfd_coff_read_internal_relocs
+ PARAMS ((bfd *, asection *, boolean, bfd_byte *, boolean,
+ struct internal_reloc *));
+extern boolean _bfd_coff_generic_relocate_section
+ PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
+ struct internal_reloc *, struct internal_syment *, asection **));
/* 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_pointerize_aux. */
+unsigned int fix_scnlen : 1;
+
+ /* Fix up an XCOFF C_BINCL/C_EINCL symbol. The value is the
+ index into the line number entries. Set by
+ coff_slurp_symbol_table. */
+unsigned int fix_line : 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 ,
+ bfd *abfd,
PTR ext,
int type,
- int class ,
+ int class,
+ int indaux,
+ int numaux,
PTR in));
void (*_bfd_coff_swap_sym_in) PARAMS ((
PTR in,
int type,
int class,
+ int indaux,
+ int numaux,
PTR ext));
unsigned int (*_bfd_coff_swap_sym_out) PARAMS ((
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_filehdr));
PTR (*_bfd_coff_mkobject_hook) PARAMS ((
bfd *abfd,
- PTR internal_filehdr));
+ PTR internal_filehdr,
+ PTR internal_aouthdr));
flagword (*_bfd_styp_to_sec_flags_hook) PARAMS ((
bfd *abfd,
- PTR internal_scnhdr));
- asection *(*_bfd_make_section_hook) PARAMS ((
- bfd *abfd,
- char *name));
+ PTR internal_scnhdr,
+ const char *name));
void (*_bfd_set_alignment_hook) PARAMS ((
bfd *abfd,
asection *sec,
boolean (*_bfd_coff_symname_in_debug) PARAMS ((
bfd *abfd,
struct internal_syment *sym));
+ boolean (*_bfd_coff_pointerize_aux_hook) PARAMS ((
+ bfd *abfd,
+ combined_entry_type *table_base,
+ combined_entry_type *symbol,
+ unsigned int indaux,
+ combined_entry_type *aux));
+ boolean (*_bfd_coff_print_aux) PARAMS ((
+ bfd *abfd,
+ FILE *file,
+ combined_entry_type *table_base,
+ combined_entry_type *symbol,
+ combined_entry_type *aux,
+ unsigned int indaux));
void (*_bfd_coff_reloc16_extra_cases) PARAMS ((
bfd *abfd,
- struct bfd_seclet *seclet,
+ struct bfd_link_info *link_info,
+ struct bfd_link_order *link_order,
arelent *reloc,
bfd_byte *data,
unsigned int *src_ptr,
unsigned int *dst_ptr));
+ int (*_bfd_coff_reloc16_estimate) PARAMS ((
+ bfd *abfd,
+ asection *input_section,
+ 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_start_final_link) PARAMS ((
+ bfd *output_bfd,
+ struct bfd_link_info *info));
+ 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));
+ reloc_howto_type *(*_bfd_coff_rtype_to_howto) PARAMS ((
+ bfd *abfd,
+ asection *sec,
+ struct internal_reloc *rel,
+ struct coff_link_hash_entry *h,
+ struct internal_syment *sym,
+ bfd_vma *addendp));
+ boolean (*_bfd_coff_adjust_symndx) PARAMS ((
+ bfd *obfd,
+ struct bfd_link_info *info,
+ bfd *ibfd,
+ asection *sec,
+ struct internal_reloc *reloc,
+ boolean *adjustedp));
+
} bfd_coff_backend_data;
#define coff_backend_info(abfd) ((bfd_coff_backend_data *) (abfd)->xvec->backend_data)
-#define bfd_coff_swap_aux_in(a,e,t,c,i) \
- ((coff_backend_info (a)->_bfd_coff_swap_aux_in) (a,e,t,c,i))
+#define bfd_coff_swap_aux_in(a,e,t,c,ind,num,i) \
+ ((coff_backend_info (a)->_bfd_coff_swap_aux_in) (a,e,t,c,ind,num,i))
#define bfd_coff_swap_sym_in(a,e,i) \
((coff_backend_info (a)->_bfd_coff_swap_sym_in) (a,e,i))
#define bfd_coff_swap_lineno_out(abfd, i, o) \
((coff_backend_info (abfd)->_bfd_coff_swap_lineno_out) (abfd, i, o))
-#define bfd_coff_swap_aux_out(abfd, i, t,c,o) \
- ((coff_backend_info (abfd)->_bfd_coff_swap_aux_out) (abfd, i,t,c, o))
+#define bfd_coff_swap_aux_out(a,i,t,c,ind,num,o) \
+ ((coff_backend_info (a)->_bfd_coff_swap_aux_out) (a,i,t,c,ind,num,o))
#define bfd_coff_swap_sym_out(abfd, i,o) \
((coff_backend_info (abfd)->_bfd_coff_swap_sym_out) (abfd, i, o))
#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_set_arch_mach_hook(abfd, filehdr)\
((coff_backend_info (abfd)->_bfd_coff_set_arch_mach_hook) (abfd, filehdr))
-#define bfd_coff_mkobject_hook(abfd, filehdr)\
- ((coff_backend_info (abfd)->_bfd_coff_mkobject_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_make_section_hook(abfd, name)\
- ((coff_backend_info (abfd)->_bfd_make_section_hook) (abfd, name))
+#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_set_alignment_hook(abfd, sec, scnhdr)\
((coff_backend_info (abfd)->_bfd_set_alignment_hook) (abfd, sec, scnhdr))
#define bfd_coff_symname_in_debug(abfd, sym)\
((coff_backend_info (abfd)->_bfd_coff_symname_in_debug) (abfd, sym))
-#define bfd_coff_reloc16_extra_cases(abfd, seclet, reloc, data, src_ptr, dst_ptr)\
+#define bfd_coff_print_aux(abfd, file, base, symbol, aux, indaux)\
+ ((coff_backend_info (abfd)->_bfd_coff_print_aux)\
+ (abfd, file, base, symbol, aux, indaux))
+
+#define bfd_coff_reloc16_extra_cases(abfd, link_info, link_order, reloc, data, src_ptr, dst_ptr)\
((coff_backend_info (abfd)->_bfd_coff_reloc16_extra_cases)\
- (abfd, seclet, reloc, data, src_ptr, dst_ptr))
-
+ (abfd, link_info, link_order, reloc, data, src_ptr, dst_ptr))
+
+#define bfd_coff_reloc16_estimate(abfd, section, reloc, shrink, link_info)\
+ ((coff_backend_info (abfd)->_bfd_coff_reloc16_estimate)\
+ (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_start_final_link(obfd, info)\
+ ((coff_backend_info (obfd)->_bfd_coff_start_final_link)\
+ (obfd, info))
+#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))
+#define bfd_coff_rtype_to_howto(abfd, sec, rel, h, sym, addendp)\
+ ((coff_backend_info (abfd)->_bfd_coff_rtype_to_howto)\
+ (abfd, sec, rel, h, sym, addendp))
+#define bfd_coff_adjust_symndx(obfd, info, ibfd, sec, rel, adjustedp)\
+ ((coff_backend_info (abfd)->_bfd_coff_adjust_symndx)\
+ (obfd, info, ibfd, sec, rel, adjustedp))
+