/* HP PA-RISC SOM object file format: definitions internal to BFD.
- Copyright (C) 1990, 91, 92, 93, 94 Free Software Foundation, Inc.
+ Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1998, 2000, 2001,
+ 2002, 2003 Free Software Foundation, Inc.
Contributed by the Center for Software Science at the
University of Utah (pa-gdb-bugs@cs.utah.edu).
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. */
#ifndef _SOM_H
#define _SOM_H
-#include "../bfd/sysdep.h"
#include "libhppa.h"
+/* We want reloc.h to provide PA 2.0 defines. */
+#define PA_2_0
+
#include <a.out.h>
#include <lst.h>
#include <ar.h>
+/* The SOM BFD backend doesn't currently use anything from these
+ two include files, but it's likely to need them in the future. */
+#ifdef R_DLT_REL
+#include <shl.h>
+#include <dl.h>
+#endif
#if defined(HOST_HPPABSD) || defined (HOST_HPPAOSF)
/* BSD uses a completely different scheme for object file identification.
#define _PA_RISC_ID(__m_num) 1
#endif /* HOST_HPPABSD */
-#define FILE_HDR_SIZE sizeof(struct header)
-#define AUX_HDR_SIZE sizeof(struct som_exec_auxhdr)
+#define FILE_HDR_SIZE sizeof (struct header)
+#define AUX_HDR_SIZE sizeof (struct som_exec_auxhdr)
typedef struct som_symbol
{
in GAS this way. */
union
{
- unsigned int hppa_arg_reloc;
+ struct
+ {
+ unsigned int hppa_arg_reloc;
+ unsigned int hppa_priv_level;
+ } ap;
PTR any;
}
tc_data;
int reloc_count;
/* During object file writing, the offset of the name of this symbol
- in the SOM string table. */
+ in the SOM string table. */
int stringtab_offset;
}
som_symbol_type;
null pointer dereferencing is allowed and the like. */
long exec_flags;
+ /* We must preserve the version identifier too. Some versions
+ of the HP linker do not grok NEW_VERSION_ID for reasons unknown. */
+ unsigned int version_id;
+
/* Add more stuff here as needed. Good examples of information
we might want to pass would be presumed_dp, entry_* and maybe
others from the file header. */
{
/* All the magic information about an executable which lives
in the private BFD structure and needs to be copied from
- the input bfd to the output bfd during a objcopy/strip. */
+ the input bfd to the output bfd during an objcopy/strip. */
struct som_exec_data *exec_data;
/* These three fields are only used when writing files and are
struct copyright_aux_hdr *copyright_aux_hdr;
struct user_string_aux_hdr *version_aux_hdr;
struct som_exec_auxhdr *exec_hdr;
+ COMPUNIT *comp_unit;
/* Pointers to a saved copy of the symbol and string tables. These
need not be copied for objcopy or strip to work. */
som_symbol_type *symtab;
char *stringtab;
+ asymbol **sorted_syms;
/* We remember these offsets so that after check_file_format, we have
no dependencies on the particular format of the exec_hdr.
struct somdata a;
};
+struct som_subspace_dictionary_record
+ {
+ int space_index;
+ unsigned int access_control_bits : 7;
+ unsigned int memory_resident : 1;
+ unsigned int dup_common : 1;
+ unsigned int is_common : 1;
+ unsigned int is_loadable : 1;
+ unsigned int quadrant : 2;
+ unsigned int initially_frozen : 1;
+ unsigned int is_first : 1;
+ unsigned int code_only : 1;
+ unsigned int sort_key : 8;
+ unsigned int replicate_init : 1;
+ unsigned int continuation : 1;
+ unsigned int is_tspecific : 1;
+ unsigned int is_comdat : 1;
+ unsigned int reserved : 4;
+ int file_loc_init_value;
+ unsigned int initialization_length;
+ unsigned int subspace_start;
+ unsigned int subspace_length;
+ unsigned int reserved2 : 5;
+ unsigned int alignment :27;
+ union name_pt name;
+ int fixup_request_index;
+ unsigned int fixup_request_quantity;
+ };
+
/* Substructure of som_section_data_struct used to hold information
which can't be represented by the generic BFD section structure,
but which must be copied during objcopy or strip. */
unsigned int is_defined : 1;
unsigned int is_private : 1;
unsigned int quadrant : 2;
+ unsigned int is_comdat : 1;
+ unsigned int is_common : 1;
+ unsigned int dup_common : 1;
/* For subspaces, this points to the section which represents the
space in which the subspace is contained. For spaces it points
int space_number;
/* Add more stuff here as needed. Good examples of information
- we might want to pass would be initialization pointers,
+ we might want to pass would be initialization pointers,
and the many subspace flags we do not represent yet. */
};
reloc_size holds the size of the relocation stream, note this
is very different from the number of relocations as SOM relocations
- are variable length.
+ are variable length.
reloc_stream is the actual stream of relocation entries. */
unsigned int reloc_size;
char *reloc_stream;
struct space_dictionary_record *space_dict;
- struct subspace_dictionary_record *subspace_dict;
+ struct som_subspace_dictionary_record *subspace_dict;
};
#define somdata(bfd) ((bfd)->tdata.som_data->a)
#define obj_som_exec_hdr(bfd) (somdata(bfd).exec_hdr)
#define obj_som_copyright_hdr(bfd) (somdata(bfd).copyright_aux_hdr)
#define obj_som_version_hdr(bfd) (somdata(bfd).version_aux_hdr)
+#define obj_som_compilation_unit(bfd) (somdata(bfd).comp_unit)
#define obj_som_symtab(bfd) (somdata(bfd).symtab)
#define obj_som_stringtab(bfd) (somdata(bfd).stringtab)
#define obj_som_sym_filepos(bfd) (somdata(bfd).sym_filepos)
#define obj_som_str_filepos(bfd) (somdata(bfd).str_filepos)
#define obj_som_stringtab_size(bfd) (somdata(bfd).stringtab_size)
#define obj_som_reloc_filepos(bfd) (somdata(bfd).reloc_filepos)
+#define obj_som_sorted_syms(bfd) (somdata(bfd).sorted_syms)
#define som_section_data(sec) \
((struct som_section_data_struct *)sec->used_by_bfd)
#define som_symbol_data(symbol) ((som_symbol_type *) symbol)
-
/* Defines groups of basic relocations. FIXME: These should
be the only basic relocations created by GAS. The rest
should be internal to the BFD backend.
The idea is both SOM and ELF define these basic relocation
- types so they map into a SOM or ELF specific reloation as
- appropriate. This allows GAS to share much more code
+ types so they map into a SOM or ELF specific relocation as
+ appropriate. This allows GAS to share much more code
between the two object formats. */
#define R_HPPA_NONE R_NO_RELOCATION
#define R_HPPA_ENTRY R_ENTRY
#define R_HPPA_EXIT R_EXIT
#define R_HPPA_COMPLEX R_COMP1
+#define R_HPPA_BEGIN_BRTAB R_BEGIN_BRTAB
+#define R_HPPA_END_BRTAB R_END_BRTAB
+#define R_HPPA_BEGIN_TRY R_BEGIN_TRY
+#define R_HPPA_END_TRY R_END_TRY
/* Exported functions, mostly for use by GAS. */
-boolean bfd_som_set_section_attributes PARAMS ((asection *, int, int,
- unsigned int, int));
-boolean bfd_som_set_subsection_attributes PARAMS ((asection *, asection *,
- int, unsigned int, int));
+bfd_boolean bfd_som_set_section_attributes
+ PARAMS ((asection *, int, int, unsigned int, int));
+bfd_boolean bfd_som_set_subsection_attributes
+ PARAMS ((asection *, asection *, int, unsigned int, int, int, int, int));
void bfd_som_set_symbol_type PARAMS ((asymbol *, unsigned int));
-boolean bfd_som_attach_aux_hdr PARAMS ((bfd *, int, char *));
+bfd_boolean bfd_som_attach_aux_hdr PARAMS ((bfd *, int, char *));
int ** hppa_som_gen_reloc_type
- PARAMS ((bfd *, int, int, enum hppa_reloc_field_selector_type_alt));
+ PARAMS ((bfd *, int, int, enum hppa_reloc_field_selector_type_alt,
+ int, asymbol *));
+bfd_boolean bfd_som_attach_compilation_unit
+ PARAMS ((bfd *, const char *, const char *, const char *, const char *));
+
#endif /* _SOM_H */