FreeChainXenon/binutils-gdb
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* xcofflink.c: Extensive changes to support linking shared objects

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and generating a .loader section.
	* libcoff-in.h (struct xcoff_tdata): Add import_file_id field.
	(struct xcoff_section_tdata): Add first_symndx, last_symndx,
	and ldrel_count fields.
	* libcoff.h: Rebuild.
	* coff-rs6000.c (xcoff_howto_table): Correct reloc names.
	* coffcode.h (styp_to_sec_flags): Don't set any flags if STYP_PAD
	is set.
	* bfd-in.h (bfd_xcoff_import_symbol): Declare.
	(bfd_xcoff_export_symbol): Declare.
	(bfd_xcoff_size_dynamic_sections): Declare.
	* bfd-in2.h: Rebuild.
This commit is contained in:
Ian Lance Taylor 1995-10-25 15:37:47 +00:00
parent e54bf1c1a4
commit 28a0c10399
8 changed files with 2616 additions and 449 deletions
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47
bfd/libcoff.h
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@ -93,6 +93,7 @@ typedef struct pe_tdata
struct internal_extra_pe_aouthdr pe_opthdr;
int dll;
int has_reloc_section;
boolean (*in_reloc_p) PARAMS((bfd *, reloc_howto_type *));
} pe_data_type;
#define pe_data(bfd) ((bfd)->tdata.pe_obj_data)
@ -116,11 +117,19 @@ struct xcoff_tdata
/* modtype from optional header. */
short modtype;
/* cputype from optional header. */
short cputype;
/* maxdata from optional header. */
bfd_size_type maxdata;
/* maxstack from optional header. */
bfd_size_type maxstack;
/* Used by the XCOFF backend linker. */
asection **csects;
unsigned long *debug_indices;
unsigned int import_file_id;
};
#define xcoff_data(abfd) ((abfd)->tdata.xcoff_obj_data)
@ -155,6 +164,25 @@ struct coff_section_tdata
#define coff_section_data(abfd, sec) \
((struct coff_section_tdata *) (sec)->used_by_bfd)
/* Tdata for sections in XCOFF files. This is used by the linker. */
struct xcoff_section_tdata
{
/* Used for XCOFF csects created by the linker; points to the real
XCOFF section which contains this csect. */
asection *enclosing;
/* The first and one past the last symbol indices for symbols used
by this csect. */
unsigned long first_symndx;
unsigned long last_symndx;
/* The number of .loader relocs in this csect. */
size_t ldrel_count;
};
/* An accessor macro the xcoff_section_tdata structure. */
#define xcoff_section_data(abfd, sec) \
((struct xcoff_section_tdata *) coff_section_data ((abfd), (sec))->tdata)
/* COFF linker hash table entries. */
struct coff_link_hash_entry
@ -254,6 +282,13 @@ extern void bfd_perform_slip PARAMS ((bfd *abfd, unsigned int slip,
/* Functions in cofflink.c. */
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 coff_link_hash_table *, bfd *,
struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
struct bfd_hash_table *,
const char *)));
extern struct bfd_link_hash_table *_bfd_coff_link_hash_table_create
PARAMS ((bfd *));
extern const char *_bfd_coff_internal_syment_name
@ -269,6 +304,18 @@ extern boolean _bfd_coff_generic_relocate_section
PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
struct internal_reloc *, struct internal_syment *, asection **));
/* Functions in xcofflink.c. */
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 *));
extern boolean _bfd_xcoff_bfd_final_link
PARAMS ((bfd *, struct bfd_link_info *));
extern boolean _bfd_ppc_xcoff_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