/* BFD COFF object file private structure.
- Copyright (C) 1990, 91, 92, 93, 94, 95, 1996 Free Software Foundation, Inc.
+ Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
+ 2000, 2001
+ Free Software Foundation, Inc.
Written by Cygnus Support.
** NOTE: libcoff.h is a GENERATED file. Don't change it; instead,
#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)
+#define obj_coff_strings_written(bfd) (coff_data (bfd)->strings_written)
#define obj_coff_local_toc_table(bfd) (coff_data(bfd)->local_toc_sym_map)
file_ptr sym_filepos;
struct coff_ptr_struct *raw_syments;
- unsigned int raw_syment_count;
+ unsigned long raw_syment_count;
/* These are only valid once writing has begun */
long int relocbase;
char *strings;
/* If this is true, the strings may not be freed. */
boolean keep_strings;
+ /* If this is true, the strings have been written out already. */
+ boolean strings_written;
/* is this a PE format coff file */
int pe;
/* Used by coff_find_nearest_line. */
PTR line_info;
+
+ /* A place to stash dwarf2 info for this bfd. */
+ PTR dwarf2_find_line_info;
+
+ /* The timestamp from the COFF file header. */
+ long timestamp;
+
+ /* Copy of some of the f_flags bits in the COFF filehdr structure,
+ used by ARM code. */
+ flagword flags;
+
} coff_data_type;
/* Tdata for pe image files. */
int has_reloc_section;
boolean (*in_reloc_p) PARAMS((bfd *, reloc_howto_type *));
flagword real_flags;
+ int target_subsystem;
+ boolean force_minimum_alignment;
} pe_data_type;
#define pe_data(bfd) ((bfd)->tdata.pe_obj_data)
/* Basic COFF information. */
coff_data_type coff;
+ /* True if this is an XCOFF64 file. */
+ boolean xcoff64;
+
/* True if a large a.out header should be generated. */
boolean full_aouthdr;
short cputype;
/* maxdata from optional header. */
- bfd_size_type maxdata;
+ bfd_vma maxdata;
/* maxstack from optional header. */
- bfd_size_type maxstack;
+ bfd_vma maxstack;
/* Used by the XCOFF backend linker. */
asection **csects;
unsigned int i;
const char *function;
int line_base;
+ /* A pointer used for .stab linking optimizations. */
+ PTR stab_info;
/* Available for individual backends. */
PTR tdata;
};
#define xcoff_section_data(abfd, sec) \
((struct xcoff_section_tdata *) coff_section_data ((abfd), (sec))->tdata)
+/* Tdata for sections in PE files. */
+
+struct pei_section_tdata
+{
+ /* The virtual size of the section. */
+ bfd_size_type virt_size;
+ /* The PE section flags. */
+ long pe_flags;
+};
+
+/* An accessor macro for the pei_section_tdata structure. */
+#define pei_section_data(abfd, sec) \
+ ((struct pei_section_tdata *) coff_section_data ((abfd), (sec))->tdata)
+
/* COFF linker hash table entries. */
struct coff_link_hash_entry
/* Pointer to array of auxiliary entries, if any. */
union internal_auxent *aux;
+
+ /* Flag word; legal values follow. */
+ unsigned short coff_link_hash_flags;
+ /* Symbol is a PE section symbol. */
+#define COFF_LINK_HASH_PE_SECTION_SYMBOL (01)
};
/* COFF linker hash table. */
struct coff_link_hash_table
{
struct bfd_link_hash_table root;
+ /* A pointer to information used to link stabs in sections. */
+ PTR stab_info;
};
/* Look up an entry in a COFF linker hash table. */
bfd_print_symbol_type how));
extern void coff_get_symbol_info PARAMS ((bfd *, asymbol *,
symbol_info *ret));
+extern boolean _bfd_coff_is_local_label_name PARAMS ((bfd *, const char *));
extern asymbol *coff_bfd_make_debug_symbol PARAMS ((bfd *, PTR,
unsigned long));
extern boolean coff_find_nearest_line PARAMS ((bfd *,
bfd *output_bfd;
/* Used to indicate failure in traversal routine. */
boolean failed;
+ /* If doing "task linking" set only during the time when we want the
+ global symbol writer to convert the storage class of defined global
+ symbols from global to static. */
+ boolean global_to_static;
/* Hash table for long symbol names. */
struct bfd_strtab_hash *strtab;
/* When doing a relocateable link, an array of information kept for
struct internal_reloc *internal_relocs;
};
+/* Most COFF variants have no way to record the alignment of a
+ section. This struct is used to set a specific alignment based on
+ the name of the section. */
+
+struct coff_section_alignment_entry
+{
+ /* The section name. */
+ const char *name;
+
+ /* This is either (unsigned int) -1, indicating that the section
+ name must match exactly, or it is the number of letters which
+ must match at the start of the name. */
+ unsigned int comparison_length;
+
+ /* These macros may be used to fill in the first two fields in a
+ structure initialization. */
+#define COFF_SECTION_NAME_EXACT_MATCH(name) (name), ((unsigned int) -1)
+#define COFF_SECTION_NAME_PARTIAL_MATCH(name) (name), (sizeof (name) - 1)
+
+ /* Only use this entry if the default section alignment for this
+ target is at least that much (as a power of two). If this field
+ is COFF_ALIGNMENT_FIELD_EMPTY, it should be ignored. */
+ unsigned int default_alignment_min;
+
+ /* Only use this entry if the default section alignment for this
+ target is no greater than this (as a power of two). If this
+ field is COFF_ALIGNMENT_FIELD_EMPTY, it should be ignored. */
+ unsigned int default_alignment_max;
+
+#define COFF_ALIGNMENT_FIELD_EMPTY ((unsigned int) -1)
+
+ /* The desired alignment for this section (as a power of two). */
+ unsigned int alignment_power;
+};
+
extern struct bfd_hash_entry *_bfd_coff_link_hash_newfunc
PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
extern boolean _bfd_coff_link_hash_table_init
PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
extern boolean _bfd_coff_write_global_sym
PARAMS ((struct coff_link_hash_entry *, PTR));
+extern boolean _bfd_coff_write_task_globals
+ PARAMS ((struct coff_link_hash_entry *, PTR));
extern boolean _bfd_coff_link_input_bfd
PARAMS ((struct coff_final_link_info *, bfd *));
extern boolean _bfd_coff_reloc_link_order
/* Functions in xcofflink.c. */
+extern long _bfd_xcoff_get_dynamic_symtab_upper_bound PARAMS ((bfd *));
+extern long _bfd_xcoff_canonicalize_dynamic_symtab
+ PARAMS ((bfd *, asymbol **));
+extern long _bfd_xcoff_get_dynamic_reloc_upper_bound PARAMS ((bfd *));
+extern long _bfd_xcoff_canonicalize_dynamic_reloc
+ PARAMS ((bfd *, arelent **, asymbol **));
extern struct bfd_link_hash_table *_bfd_xcoff_bfd_link_hash_table_create
PARAMS ((bfd *));
extern boolean _bfd_xcoff_bfd_link_add_symbols
PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
struct internal_reloc *, struct internal_syment *, asection **));
+/* Functions in coff-ppc.c. FIXME: These are called be pe.em in the
+ linker, and so should start with bfd and be declared in bfd.h. */
+
+extern boolean ppc_allocate_toc_section PARAMS ((struct bfd_link_info *));
+extern boolean ppc_process_before_allocation
+ PARAMS ((bfd *, struct bfd_link_info *));
+
/* And more taken from the source .. */
typedef struct coff_ptr_struct
{
- /* Remembers the offset from the first symbol in the file for
+ /* 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
+ /* 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.
+ /* Should the tag field of this symbol be renumbered.
Created by coff_pointerize_aux. */
unsigned int fix_tag : 1;
- /* Should the endidx field of this symbol be renumbered.
+ /* Should the endidx field of this symbol be renumbered.
Created by coff_pointerize_aux. */
unsigned int fix_end : 1;
- /* Should the x_csect.x_scnlen field be renumbered.
+ /* 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
+ /* 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
+ /* The container for the symbol structure as read and translated
from the file. */
union {
} combined_entry_type;
- /* Each canonical asymbol really looks like this: */
+/* Each canonical asymbol really looks like this: */
typedef struct coff_symbol_struct
{
- /* The actual symbol which the rest of BFD works with */
+ /* The actual symbol which the rest of BFD works with */
asymbol symbol;
- /* A pointer to the hidden information for this symbol */
+ /* A pointer to the hidden information for this symbol */
combined_entry_type *native;
- /* A pointer to the linenumber information for this symbol */
+ /* A pointer to the linenumber information for this symbol */
struct lineno_cache_entry *lineno;
- /* Have the line numbers been relocated yet ? */
+ /* Have the line numbers been relocated yet ? */
boolean done_lineno;
} coff_symbol_type;
+/* COFF symbol classifications. */
+
+enum coff_symbol_classification
+{
+ /* Global symbol. */
+ COFF_SYMBOL_GLOBAL,
+ /* Common symbol. */
+ COFF_SYMBOL_COMMON,
+ /* Undefined symbol. */
+ COFF_SYMBOL_UNDEFINED,
+ /* Local symbol. */
+ COFF_SYMBOL_LOCAL,
+ /* PE section symbol. */
+ COFF_SYMBOL_PE_SECTION
+};
+
typedef struct
{
void (*_bfd_coff_swap_aux_in) PARAMS ((
PTR in));
unsigned int (*_bfd_coff_swap_aux_out) PARAMS ((
- bfd *abfd,
- PTR in,
- int type,
- int class,
+ bfd *abfd,
+ PTR in,
+ int type,
+ int class,
int indaux,
int numaux,
- PTR ext));
+ PTR ext));
unsigned int (*_bfd_coff_swap_sym_out) PARAMS ((
bfd *abfd,
- PTR in,
- PTR ext));
+ PTR in,
+ PTR ext));
unsigned int (*_bfd_coff_swap_lineno_out) PARAMS ((
- bfd *abfd,
- PTR in,
- PTR ext));
+ bfd *abfd,
+ PTR in,
+ PTR ext));
unsigned int (*_bfd_coff_swap_reloc_out) PARAMS ((
- bfd *abfd,
- PTR src,
- PTR dst));
+ bfd *abfd,
+ PTR src,
+ PTR dst));
unsigned int (*_bfd_coff_swap_filehdr_out) PARAMS ((
- bfd *abfd,
- PTR in,
- PTR out));
+ bfd *abfd,
+ PTR in,
+ PTR out));
unsigned int (*_bfd_coff_swap_aouthdr_out) PARAMS ((
- bfd *abfd,
- PTR in,
- PTR out));
+ bfd *abfd,
+ PTR in,
+ PTR out));
unsigned int (*_bfd_coff_swap_scnhdr_out) PARAMS ((
- bfd *abfd,
- PTR in,
- PTR out));
+ bfd *abfd,
+ PTR in,
+ PTR out));
unsigned int _bfd_filhsz;
unsigned int _bfd_aoutsz;
unsigned int _bfd_auxesz;
unsigned int _bfd_relsz;
unsigned int _bfd_linesz;
+ unsigned int _bfd_filnmlen;
boolean _bfd_coff_long_filenames;
+ boolean _bfd_coff_long_section_names;
+ unsigned int _bfd_coff_default_section_alignment_power;
+ boolean _bfd_coff_force_symnames_in_strings;
+ unsigned int _bfd_coff_debug_string_prefix_length;
void (*_bfd_coff_swap_filehdr_in) PARAMS ((
bfd *abfd,
PTR ext,
flagword (*_bfd_styp_to_sec_flags_hook) PARAMS ((
bfd *abfd,
PTR internal_scnhdr,
- const char *name));
+ const char *name,
+ asection *section));
void (*_bfd_set_alignment_hook) PARAMS ((
bfd *abfd,
asection *sec,
arelent *r,
unsigned int shrink,
struct bfd_link_info *link_info));
- boolean (*_bfd_coff_sym_is_global) PARAMS ((
+ enum coff_symbol_classification (*_bfd_coff_classify_symbol) PARAMS ((
bfd *abfd,
struct internal_syment *));
- void (*_bfd_coff_compute_section_file_positions) PARAMS ((
+ boolean (*_bfd_coff_compute_section_file_positions) PARAMS ((
bfd *abfd));
boolean (*_bfd_coff_start_final_link) PARAMS ((
bfd *output_bfd,
struct bfd_link_info *info,
bfd *abfd,
const char *name,
- flagword flags,
+ flagword flags,
asection *section,
bfd_vma value,
const char *string,
boolean copy,
- boolean collect,
+ boolean collect,
struct bfd_link_hash_entry **hashp));
+ boolean (*_bfd_coff_link_output_has_begun) PARAMS ((
+ bfd * abfd,
+ struct coff_final_link_info * pfinfo));
+ boolean (*_bfd_coff_final_link_postscript) PARAMS ((
+ bfd * abfd,
+ struct coff_final_link_info * pfinfo));
+
} bfd_coff_backend_data;
#define coff_backend_info(abfd) ((bfd_coff_backend_data *) (abfd)->xvec->backend_data)
#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_filnmlen(abfd) (coff_backend_info (abfd)->_bfd_filnmlen)
#define bfd_coff_long_filenames(abfd) (coff_backend_info (abfd)->_bfd_coff_long_filenames)
+#define bfd_coff_long_section_names(abfd) \
+ (coff_backend_info (abfd)->_bfd_coff_long_section_names)
+#define bfd_coff_default_section_alignment_power(abfd) \
+ (coff_backend_info (abfd)->_bfd_coff_default_section_alignment_power)
#define bfd_coff_swap_filehdr_in(abfd, i,o) \
((coff_backend_info (abfd)->_bfd_coff_swap_filehdr_in) (abfd, i, o))
#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, name)\
- ((coff_backend_info (abfd)->_bfd_styp_to_sec_flags_hook) (abfd, scnhdr, name))
+#define bfd_coff_styp_to_sec_flags_hook(abfd, scnhdr, name, section)\
+ ((coff_backend_info (abfd)->_bfd_styp_to_sec_flags_hook)\
+ (abfd, scnhdr, name, section))
#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_force_symnames_in_strings(abfd)\
+ (coff_backend_info (abfd)->_bfd_coff_force_symnames_in_strings)
+
+#define bfd_coff_debug_string_prefix_length(abfd)\
+ (coff_backend_info (abfd)->_bfd_coff_debug_string_prefix_length)
+
#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))
((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)\
+#define bfd_coff_classify_symbol(abfd, sym)\
+ ((coff_backend_info (abfd)->_bfd_coff_classify_symbol)\
(abfd, sym))
#define bfd_coff_compute_section_file_positions(abfd)\
((coff_backend_info (abfd)->_bfd_coff_link_add_one_symbol)\
(info, abfd, name, flags, section, value, string, cp, coll, hashp))
+#define bfd_coff_link_output_has_begun(a,p) \
+ ((coff_backend_info (a)->_bfd_coff_link_output_has_begun) (a,p))
+#define bfd_coff_final_link_postscript(a,p) \
+ ((coff_backend_info (a)->_bfd_coff_final_link_postscript) (a,p))
+