1 /* BFD back-end for ieee-695 objects.
2 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
3 2000, 2001, 2002, 2003, 2004, 2005, 2006
4 Free Software Foundation, Inc.
6 Written by Steve Chamberlain of Cygnus Support.
8 This file is part of BFD, the Binary File Descriptor library.
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2 of the License, or
13 (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
24 #define KEEPMINUSPCININST 0
26 /* IEEE 695 format is a stream of records, which we parse using a simple one-
27 token (which is one byte in this lexicon) lookahead recursive decent
35 #include "safe-ctype.h"
37 struct output_buffer_struct
43 static unsigned char *output_ptr_start
;
44 static unsigned char *output_ptr
;
45 static unsigned char *output_ptr_end
;
46 static unsigned char *input_ptr_start
;
47 static unsigned char *input_ptr
;
48 static unsigned char *input_ptr_end
;
49 static bfd
*input_bfd
;
50 static bfd
*output_bfd
;
51 static int output_buffer
;
54 static void block (void);
56 /* Functions for writing to ieee files in the strange way that the
60 ieee_write_byte (bfd
*abfd
, int barg
)
65 if (bfd_bwrite ((void *) &byte
, (bfd_size_type
) 1, abfd
) != 1)
71 ieee_write_2bytes (bfd
*abfd
, int bytes
)
75 buffer
[0] = bytes
>> 8;
76 buffer
[1] = bytes
& 0xff;
77 if (bfd_bwrite ((void *) buffer
, (bfd_size_type
) 2, abfd
) != 2)
83 ieee_write_int (bfd
*abfd
, bfd_vma value
)
87 if (! ieee_write_byte (abfd
, (bfd_byte
) value
))
94 /* How many significant bytes ? */
95 /* FIXME FOR LONGER INTS. */
96 if (value
& 0xff000000)
98 else if (value
& 0x00ff0000)
100 else if (value
& 0x0000ff00)
105 if (! ieee_write_byte (abfd
,
106 (bfd_byte
) ((int) ieee_number_repeat_start_enum
112 if (! ieee_write_byte (abfd
, (bfd_byte
) (value
>> 24)))
116 if (! ieee_write_byte (abfd
, (bfd_byte
) (value
>> 16)))
120 if (! ieee_write_byte (abfd
, (bfd_byte
) (value
>> 8)))
124 if (! ieee_write_byte (abfd
, (bfd_byte
) (value
)))
133 ieee_write_id (bfd
*abfd
, const char *id
)
135 size_t length
= strlen (id
);
139 if (! ieee_write_byte (abfd
, (bfd_byte
) length
))
142 else if (length
< 255)
144 if (! ieee_write_byte (abfd
, ieee_extension_length_1_enum
)
145 || ! ieee_write_byte (abfd
, (bfd_byte
) length
))
148 else if (length
< 65535)
150 if (! ieee_write_byte (abfd
, ieee_extension_length_2_enum
)
151 || ! ieee_write_2bytes (abfd
, (int) length
))
156 (*_bfd_error_handler
)
157 (_("%s: string too long (%d chars, max 65535)"),
158 bfd_get_filename (abfd
), length
);
159 bfd_set_error (bfd_error_invalid_operation
);
163 if (bfd_bwrite ((void *) id
, (bfd_size_type
) length
, abfd
) != length
)
168 /* Functions for reading from ieee files in the strange way that the
169 standard requires. */
171 #define this_byte(ieee) *((ieee)->input_p)
172 #define next_byte(ieee) ((ieee)->input_p++)
173 #define this_byte_and_next(ieee) (*((ieee)->input_p++))
175 static unsigned short
176 read_2bytes (common_header_type
*ieee
)
178 unsigned char c1
= this_byte_and_next (ieee
);
179 unsigned char c2
= this_byte_and_next (ieee
);
181 return (c1
<< 8) | c2
;
185 bfd_get_string (common_header_type
*ieee
, char *string
, size_t length
)
189 for (i
= 0; i
< length
; i
++)
190 string
[i
] = this_byte_and_next (ieee
);
194 read_id (common_header_type
*ieee
)
199 length
= this_byte_and_next (ieee
);
201 /* Simple string of length 0 to 127. */
204 else if (length
== 0xde)
205 /* Length is next byte, allowing 0..255. */
206 length
= this_byte_and_next (ieee
);
208 else if (length
== 0xdf)
210 /* Length is next two bytes, allowing 0..65535. */
211 length
= this_byte_and_next (ieee
);
212 length
= (length
* 256) + this_byte_and_next (ieee
);
215 /* Buy memory and read string. */
216 string
= bfd_alloc (ieee
->abfd
, (bfd_size_type
) length
+ 1);
219 bfd_get_string (ieee
, string
, length
);
225 ieee_write_expression (bfd
*abfd
,
231 unsigned int term_count
= 0;
235 if (! ieee_write_int (abfd
, value
))
240 /* Badly formatted binaries can have a missing symbol,
241 so test here to prevent a seg fault. */
244 if (bfd_is_com_section (symbol
->section
)
245 || bfd_is_und_section (symbol
->section
))
247 /* Def of a common symbol. */
248 if (! ieee_write_byte (abfd
, ieee_variable_X_enum
)
249 || ! ieee_write_int (abfd
, symbol
->value
))
253 else if (! bfd_is_abs_section (symbol
->section
))
255 /* Ref to defined symbol - */
256 if (symbol
->flags
& BSF_GLOBAL
)
258 if (! ieee_write_byte (abfd
, ieee_variable_I_enum
)
259 || ! ieee_write_int (abfd
, symbol
->value
))
263 else if (symbol
->flags
& (BSF_LOCAL
| BSF_SECTION_SYM
))
265 /* This is a reference to a defined local symbol. We can
266 easily do a local as a section+offset. */
267 if (! ieee_write_byte (abfd
, ieee_variable_R_enum
)
268 || ! ieee_write_byte (abfd
,
269 (bfd_byte
) (symbol
->section
->index
270 + IEEE_SECTION_NUMBER_BASE
)))
274 if (symbol
->value
!= 0)
276 if (! ieee_write_int (abfd
, symbol
->value
))
283 (*_bfd_error_handler
)
284 (_("%s: unrecognized symbol `%s' flags 0x%x"),
285 bfd_get_filename (abfd
), bfd_asymbol_name (symbol
),
287 bfd_set_error (bfd_error_invalid_operation
);
295 /* Subtract the pc from here by asking for PC of this section. */
296 if (! ieee_write_byte (abfd
, ieee_variable_P_enum
)
297 || ! ieee_write_byte (abfd
,
298 (bfd_byte
) (index
+ IEEE_SECTION_NUMBER_BASE
))
299 || ! ieee_write_byte (abfd
, ieee_function_minus_enum
))
303 /* Handle the degenerate case of a 0 address. */
305 if (! ieee_write_int (abfd
, (bfd_vma
) 0))
308 while (term_count
> 1)
310 if (! ieee_write_byte (abfd
, ieee_function_plus_enum
))
318 /* Writes any integer into the buffer supplied and always takes 5 bytes. */
321 ieee_write_int5 (bfd_byte
*buffer
, bfd_vma value
)
323 buffer
[0] = (bfd_byte
) ieee_number_repeat_4_enum
;
324 buffer
[1] = (value
>> 24) & 0xff;
325 buffer
[2] = (value
>> 16) & 0xff;
326 buffer
[3] = (value
>> 8) & 0xff;
327 buffer
[4] = (value
>> 0) & 0xff;
331 ieee_write_int5_out (bfd
*abfd
, bfd_vma value
)
335 ieee_write_int5 (b
, value
);
336 if (bfd_bwrite ((void *) b
, (bfd_size_type
) 5, abfd
) != 5)
342 parse_int (common_header_type
*ieee
, bfd_vma
*value_ptr
)
344 int value
= this_byte (ieee
);
347 if (value
>= 0 && value
<= 127)
353 else if (value
>= 0x80 && value
<= 0x88)
355 unsigned int count
= value
& 0xf;
361 result
= (result
<< 8) | this_byte_and_next (ieee
);
371 parse_i (common_header_type
*ieee
, bfd_boolean
*ok
)
374 *ok
= parse_int (ieee
, &x
);
379 must_parse_int (common_header_type
*ieee
)
382 BFD_ASSERT (parse_int (ieee
, &result
));
390 ieee_symbol_index_type symbol
;
394 #if KEEPMINUSPCININST
396 #define SRC_MASK(arg) arg
397 #define PCREL_OFFSET FALSE
401 #define SRC_MASK(arg) 0
402 #define PCREL_OFFSET TRUE
406 static reloc_howto_type abs32_howto
=
413 complain_overflow_bitfield
,
421 static reloc_howto_type abs16_howto
=
428 complain_overflow_bitfield
,
436 static reloc_howto_type abs8_howto
=
443 complain_overflow_bitfield
,
451 static reloc_howto_type rel32_howto
=
458 complain_overflow_signed
,
462 SRC_MASK (0xffffffff),
466 static reloc_howto_type rel16_howto
=
473 complain_overflow_signed
,
477 SRC_MASK (0x0000ffff),
481 static reloc_howto_type rel8_howto
=
488 complain_overflow_signed
,
492 SRC_MASK (0x000000ff),
496 static ieee_symbol_index_type NOSYMBOL
= {0, 0};
499 parse_expression (ieee_data_type
*ieee
,
501 ieee_symbol_index_type
*symbol
,
507 bfd_boolean loop
= TRUE
;
508 ieee_value_type stack
[10];
509 ieee_value_type
*sp
= stack
;
518 /* The stack pointer always points to the next unused location. */
519 #define PUSH(x,y,z) TOS.symbol = x; TOS.section = y; TOS.value = z; INC;
520 #define POP(x,y,z) DEC; x = TOS.symbol; y = TOS.section; z = TOS.value;
522 while (loop
&& ieee
->h
.input_p
< ieee
->h
.last_byte
)
524 switch (this_byte (&(ieee
->h
)))
526 case ieee_variable_P_enum
:
527 /* P variable, current program counter for section n. */
531 next_byte (&(ieee
->h
));
533 section_n
= must_parse_int (&(ieee
->h
));
534 PUSH (NOSYMBOL
, bfd_abs_section_ptr
, 0);
537 case ieee_variable_L_enum
:
538 /* L variable address of section N. */
539 next_byte (&(ieee
->h
));
540 PUSH (NOSYMBOL
, ieee
->section_table
[must_parse_int (&(ieee
->h
))], 0);
542 case ieee_variable_R_enum
:
543 /* R variable, logical address of section module. */
544 /* FIXME, this should be different to L. */
545 next_byte (&(ieee
->h
));
546 PUSH (NOSYMBOL
, ieee
->section_table
[must_parse_int (&(ieee
->h
))], 0);
548 case ieee_variable_S_enum
:
549 /* S variable, size in MAUS of section module. */
550 next_byte (&(ieee
->h
));
553 ieee
->section_table
[must_parse_int (&(ieee
->h
))]->size
);
555 case ieee_variable_I_enum
:
556 /* Push the address of variable n. */
558 ieee_symbol_index_type sy
;
560 next_byte (&(ieee
->h
));
561 sy
.index
= (int) must_parse_int (&(ieee
->h
));
564 PUSH (sy
, bfd_abs_section_ptr
, 0);
567 case ieee_variable_X_enum
:
568 /* Push the address of external variable n. */
570 ieee_symbol_index_type sy
;
572 next_byte (&(ieee
->h
));
573 sy
.index
= (int) (must_parse_int (&(ieee
->h
)));
576 PUSH (sy
, bfd_und_section_ptr
, 0);
579 case ieee_function_minus_enum
:
581 bfd_vma value1
, value2
;
582 asection
*section1
, *section_dummy
;
583 ieee_symbol_index_type sy
;
585 next_byte (&(ieee
->h
));
587 POP (sy
, section1
, value1
);
588 POP (sy
, section_dummy
, value2
);
589 PUSH (sy
, section1
? section1
: section_dummy
, value2
- value1
);
592 case ieee_function_plus_enum
:
594 bfd_vma value1
, value2
;
597 ieee_symbol_index_type sy1
;
598 ieee_symbol_index_type sy2
;
600 next_byte (&(ieee
->h
));
602 POP (sy1
, section1
, value1
);
603 POP (sy2
, section2
, value2
);
604 PUSH (sy1
.letter
? sy1
: sy2
,
605 bfd_is_abs_section (section1
) ? section2
: section1
,
613 BFD_ASSERT (this_byte (&(ieee
->h
)) < (int) ieee_variable_A_enum
614 || this_byte (&(ieee
->h
)) > (int) ieee_variable_Z_enum
);
615 if (parse_int (&(ieee
->h
), &va
))
617 PUSH (NOSYMBOL
, bfd_abs_section_ptr
, va
);
620 /* Thats all that we can understand. */
626 /* As far as I can see there is a bug in the Microtec IEEE output
627 which I'm using to scan, whereby the comma operator is omitted
628 sometimes in an expression, giving expressions with too many
629 terms. We can tell if that's the case by ensuring that
630 sp == stack here. If not, then we've pushed something too far,
631 so we keep adding. */
632 while (sp
!= stack
+ 1)
635 ieee_symbol_index_type sy1
;
637 POP (sy1
, section1
, *extra
);
640 POP (*symbol
, dummy
, *value
);
646 #define ieee_seek(ieee, offset) \
649 ieee->h.input_p = ieee->h.first_byte + offset; \
650 ieee->h.last_byte = (ieee->h.first_byte \
651 + ieee_part_after (ieee, offset)); \
655 #define ieee_pos(ieee) \
656 (ieee->h.input_p - ieee->h.first_byte)
658 /* Find the first part of the ieee file after HERE. */
661 ieee_part_after (ieee_data_type
*ieee
, file_ptr here
)
664 file_ptr after
= ieee
->w
.r
.me_record
;
666 /* File parts can come in any order, except that module end is
667 guaranteed to be last (and the header first). */
668 for (part
= 0; part
< N_W_VARIABLES
; part
++)
669 if (ieee
->w
.offset
[part
] > here
&& after
> ieee
->w
.offset
[part
])
670 after
= ieee
->w
.offset
[part
];
675 static unsigned int last_index
;
676 static char last_type
; /* Is the index for an X or a D. */
678 static ieee_symbol_type
*
679 get_symbol (bfd
*abfd ATTRIBUTE_UNUSED
,
680 ieee_data_type
*ieee
,
681 ieee_symbol_type
*last_symbol
,
682 unsigned int *symbol_count
,
683 ieee_symbol_type
***pptr
,
684 unsigned int *max_index
,
687 /* Need a new symbol. */
688 unsigned int new_index
= must_parse_int (&(ieee
->h
));
690 if (new_index
!= last_index
|| this_type
!= last_type
)
692 ieee_symbol_type
*new_symbol
;
693 bfd_size_type amt
= sizeof (ieee_symbol_type
);
695 new_symbol
= bfd_alloc (ieee
->h
.abfd
, amt
);
699 new_symbol
->index
= new_index
;
700 last_index
= new_index
;
703 *pptr
= &new_symbol
->next
;
704 if (new_index
> *max_index
)
705 *max_index
= new_index
;
707 last_type
= this_type
;
708 new_symbol
->symbol
.section
= bfd_abs_section_ptr
;
715 ieee_slurp_external_symbols (bfd
*abfd
)
717 ieee_data_type
*ieee
= IEEE_DATA (abfd
);
718 file_ptr offset
= ieee
->w
.r
.external_part
;
720 ieee_symbol_type
**prev_symbols_ptr
= &ieee
->external_symbols
;
721 ieee_symbol_type
**prev_reference_ptr
= &ieee
->external_reference
;
722 ieee_symbol_type
*symbol
= NULL
;
723 unsigned int symbol_count
= 0;
724 bfd_boolean loop
= TRUE
;
726 last_index
= 0xffffff;
727 ieee
->symbol_table_full
= TRUE
;
729 ieee_seek (ieee
, offset
);
733 switch (this_byte (&(ieee
->h
)))
736 next_byte (&(ieee
->h
));
738 symbol
= get_symbol (abfd
, ieee
, symbol
, &symbol_count
,
740 & ieee
->external_symbol_max_index
, 'I');
744 symbol
->symbol
.the_bfd
= abfd
;
745 symbol
->symbol
.name
= read_id (&(ieee
->h
));
746 symbol
->symbol
.udata
.p
= NULL
;
747 symbol
->symbol
.flags
= BSF_NO_FLAGS
;
749 case ieee_external_symbol_enum
:
750 next_byte (&(ieee
->h
));
752 symbol
= get_symbol (abfd
, ieee
, symbol
, &symbol_count
,
754 &ieee
->external_symbol_max_index
, 'D');
758 BFD_ASSERT (symbol
->index
>= ieee
->external_symbol_min_index
);
760 symbol
->symbol
.the_bfd
= abfd
;
761 symbol
->symbol
.name
= read_id (&(ieee
->h
));
762 symbol
->symbol
.udata
.p
= NULL
;
763 symbol
->symbol
.flags
= BSF_NO_FLAGS
;
765 case ieee_attribute_record_enum
>> 8:
767 unsigned int symbol_name_index
;
768 unsigned int symbol_type_index
;
769 unsigned int symbol_attribute_def
;
772 switch (read_2bytes (&ieee
->h
))
774 case ieee_attribute_record_enum
:
775 symbol_name_index
= must_parse_int (&(ieee
->h
));
776 symbol_type_index
= must_parse_int (&(ieee
->h
));
777 symbol_attribute_def
= must_parse_int (&(ieee
->h
));
778 switch (symbol_attribute_def
)
782 parse_int (&ieee
->h
, &value
);
785 (*_bfd_error_handler
)
786 (_("%B: unimplemented ATI record %u for symbol %u"),
787 abfd
, symbol_attribute_def
, symbol_name_index
);
788 bfd_set_error (bfd_error_bad_value
);
793 case ieee_external_reference_info_record_enum
:
794 /* Skip over ATX record. */
795 parse_int (&(ieee
->h
), &value
);
796 parse_int (&(ieee
->h
), &value
);
797 parse_int (&(ieee
->h
), &value
);
798 parse_int (&(ieee
->h
), &value
);
800 case ieee_atn_record_enum
:
801 /* We may get call optimization information here,
802 which we just ignore. The format is
803 {$F1}${CE}{index}{$00}{$3F}{$3F}{#_of_ASNs}. */
804 parse_int (&ieee
->h
, &value
);
805 parse_int (&ieee
->h
, &value
);
806 parse_int (&ieee
->h
, &value
);
809 (*_bfd_error_handler
)
810 (_("%B: unexpected ATN type %d in external part"),
812 bfd_set_error (bfd_error_bad_value
);
815 parse_int (&ieee
->h
, &value
);
816 parse_int (&ieee
->h
, &value
);
823 switch (read_2bytes (&ieee
->h
))
825 case ieee_asn_record_enum
:
826 parse_int (&ieee
->h
, &val1
);
827 parse_int (&ieee
->h
, &val1
);
831 (*_bfd_error_handler
)
832 (_("%B: unexpected type after ATN"), abfd
);
833 bfd_set_error (bfd_error_bad_value
);
840 case ieee_value_record_enum
>> 8:
842 unsigned int symbol_name_index
;
843 ieee_symbol_index_type symbol_ignore
;
844 bfd_boolean pcrel_ignore
;
847 next_byte (&(ieee
->h
));
848 next_byte (&(ieee
->h
));
850 symbol_name_index
= must_parse_int (&(ieee
->h
));
851 parse_expression (ieee
,
852 &symbol
->symbol
.value
,
856 &symbol
->symbol
.section
);
858 /* Fully linked IEEE-695 files tend to give every symbol
859 an absolute value. Try to convert that back into a
860 section relative value. FIXME: This won't always to
862 if (bfd_is_abs_section (symbol
->symbol
.section
)
863 && (abfd
->flags
& HAS_RELOC
) == 0)
868 val
= symbol
->symbol
.value
;
869 for (s
= abfd
->sections
; s
!= NULL
; s
= s
->next
)
871 if (val
>= s
->vma
&& val
< s
->vma
+ s
->size
)
873 symbol
->symbol
.section
= s
;
874 symbol
->symbol
.value
-= s
->vma
;
880 symbol
->symbol
.flags
= BSF_GLOBAL
| BSF_EXPORT
;
884 case ieee_weak_external_reference_enum
:
889 next_byte (&(ieee
->h
));
890 /* Throw away the external reference index. */
891 (void) must_parse_int (&(ieee
->h
));
892 /* Fetch the default size if not resolved. */
893 size
= must_parse_int (&(ieee
->h
));
894 /* Fetch the default value if available. */
895 if (! parse_int (&(ieee
->h
), &value
))
897 /* This turns into a common. */
898 symbol
->symbol
.section
= bfd_com_section_ptr
;
899 symbol
->symbol
.value
= size
;
903 case ieee_external_reference_enum
:
904 next_byte (&(ieee
->h
));
906 symbol
= get_symbol (abfd
, ieee
, symbol
, &symbol_count
,
908 &ieee
->external_reference_max_index
, 'X');
912 symbol
->symbol
.the_bfd
= abfd
;
913 symbol
->symbol
.name
= read_id (&(ieee
->h
));
914 symbol
->symbol
.udata
.p
= NULL
;
915 symbol
->symbol
.section
= bfd_und_section_ptr
;
916 symbol
->symbol
.value
= (bfd_vma
) 0;
917 symbol
->symbol
.flags
= 0;
919 BFD_ASSERT (symbol
->index
>= ieee
->external_reference_min_index
);
927 if (ieee
->external_symbol_max_index
!= 0)
929 ieee
->external_symbol_count
=
930 ieee
->external_symbol_max_index
-
931 ieee
->external_symbol_min_index
+ 1;
934 ieee
->external_symbol_count
= 0;
936 if (ieee
->external_reference_max_index
!= 0)
938 ieee
->external_reference_count
=
939 ieee
->external_reference_max_index
-
940 ieee
->external_reference_min_index
+ 1;
943 ieee
->external_reference_count
= 0;
946 ieee
->external_reference_count
+ ieee
->external_symbol_count
;
948 if (symbol_count
!= abfd
->symcount
)
949 /* There are gaps in the table -- */
950 ieee
->symbol_table_full
= FALSE
;
952 *prev_symbols_ptr
= NULL
;
953 *prev_reference_ptr
= NULL
;
959 ieee_slurp_symbol_table (bfd
*abfd
)
961 if (! IEEE_DATA (abfd
)->read_symbols
)
963 if (! ieee_slurp_external_symbols (abfd
))
965 IEEE_DATA (abfd
)->read_symbols
= TRUE
;
971 ieee_get_symtab_upper_bound (bfd
*abfd
)
973 if (! ieee_slurp_symbol_table (abfd
))
976 return (abfd
->symcount
!= 0) ?
977 (abfd
->symcount
+ 1) * (sizeof (ieee_symbol_type
*)) : 0;
980 /* Move from our internal lists to the canon table, and insert in
981 symbol index order. */
983 extern const bfd_target ieee_vec
;
986 ieee_canonicalize_symtab (bfd
*abfd
, asymbol
**location
)
988 ieee_symbol_type
*symp
;
989 static bfd dummy_bfd
;
990 static asymbol empty_symbol
=
998 /* K&R compilers can't initialise unions. */
1005 ieee_data_type
*ieee
= IEEE_DATA (abfd
);
1007 dummy_bfd
.xvec
= &ieee_vec
;
1008 if (! ieee_slurp_symbol_table (abfd
))
1011 if (! ieee
->symbol_table_full
)
1013 /* Arrgh - there are gaps in the table, run through and fill them
1014 up with pointers to a null place. */
1017 for (i
= 0; i
< abfd
->symcount
; i
++)
1018 location
[i
] = &empty_symbol
;
1021 ieee
->external_symbol_base_offset
= -ieee
->external_symbol_min_index
;
1022 for (symp
= IEEE_DATA (abfd
)->external_symbols
;
1023 symp
!= (ieee_symbol_type
*) NULL
;
1025 /* Place into table at correct index locations. */
1026 location
[symp
->index
+ ieee
->external_symbol_base_offset
] = &symp
->symbol
;
1028 /* The external refs are indexed in a bit. */
1029 ieee
->external_reference_base_offset
=
1030 -ieee
->external_reference_min_index
+ ieee
->external_symbol_count
;
1032 for (symp
= IEEE_DATA (abfd
)->external_reference
;
1033 symp
!= (ieee_symbol_type
*) NULL
;
1035 location
[symp
->index
+ ieee
->external_reference_base_offset
] =
1040 location
[abfd
->symcount
] = (asymbol
*) NULL
;
1042 return abfd
->symcount
;
1046 get_section_entry (bfd
*abfd
, ieee_data_type
*ieee
, unsigned int index
)
1048 if (index
>= ieee
->section_table_size
)
1054 c
= ieee
->section_table_size
;
1061 amt
*= sizeof (asection
*);
1062 n
= bfd_realloc (ieee
->section_table
, amt
);
1066 for (i
= ieee
->section_table_size
; i
< c
; i
++)
1069 ieee
->section_table
= n
;
1070 ieee
->section_table_size
= c
;
1073 if (ieee
->section_table
[index
] == (asection
*) NULL
)
1075 char *tmp
= bfd_alloc (abfd
, (bfd_size_type
) 11);
1080 sprintf (tmp
, " fsec%4d", index
);
1081 section
= bfd_make_section (abfd
, tmp
);
1082 ieee
->section_table
[index
] = section
;
1083 section
->target_index
= index
;
1084 ieee
->section_table
[index
] = section
;
1086 return ieee
->section_table
[index
];
1090 ieee_slurp_sections (bfd
*abfd
)
1092 ieee_data_type
*ieee
= IEEE_DATA (abfd
);
1093 file_ptr offset
= ieee
->w
.r
.section_part
;
1098 bfd_byte section_type
[3];
1100 ieee_seek (ieee
, offset
);
1103 switch (this_byte (&(ieee
->h
)))
1105 case ieee_section_type_enum
:
1108 unsigned int section_index
;
1110 next_byte (&(ieee
->h
));
1111 section_index
= must_parse_int (&(ieee
->h
));
1113 section
= get_section_entry (abfd
, ieee
, section_index
);
1115 section_type
[0] = this_byte_and_next (&(ieee
->h
));
1117 /* Set minimal section attributes. Attributes are
1118 extended later, based on section contents. */
1119 switch (section_type
[0])
1122 /* Normal attributes for absolute sections. */
1123 section_type
[1] = this_byte (&(ieee
->h
));
1124 section
->flags
= SEC_ALLOC
;
1125 switch (section_type
[1])
1127 /* AS Absolute section attributes. */
1129 next_byte (&(ieee
->h
));
1130 section_type
[2] = this_byte (&(ieee
->h
));
1131 switch (section_type
[2])
1135 next_byte (&(ieee
->h
));
1136 section
->flags
|= SEC_CODE
;
1140 next_byte (&(ieee
->h
));
1141 section
->flags
|= SEC_DATA
;
1144 next_byte (&(ieee
->h
));
1145 /* Normal rom data. */
1146 section
->flags
|= SEC_ROM
| SEC_DATA
;
1154 /* Named relocatable sections (type C). */
1156 section_type
[1] = this_byte (&(ieee
->h
));
1157 section
->flags
= SEC_ALLOC
;
1158 switch (section_type
[1])
1160 case 0xD0: /* Normal code (CP). */
1161 next_byte (&(ieee
->h
));
1162 section
->flags
|= SEC_CODE
;
1164 case 0xC4: /* Normal data (CD). */
1165 next_byte (&(ieee
->h
));
1166 section
->flags
|= SEC_DATA
;
1168 case 0xD2: /* Normal rom data (CR). */
1169 next_byte (&(ieee
->h
));
1170 section
->flags
|= SEC_ROM
| SEC_DATA
;
1177 /* Read section name, use it if non empty. */
1178 name
= read_id (&ieee
->h
);
1180 section
->name
= name
;
1182 /* Skip these fields, which we don't care about. */
1184 bfd_vma parent
, brother
, context
;
1186 parse_int (&(ieee
->h
), &parent
);
1187 parse_int (&(ieee
->h
), &brother
);
1188 parse_int (&(ieee
->h
), &context
);
1192 case ieee_section_alignment_enum
:
1194 unsigned int section_index
;
1198 next_byte (&(ieee
->h
));
1199 section_index
= must_parse_int (&ieee
->h
);
1200 section
= get_section_entry (abfd
, ieee
, section_index
);
1201 if (section_index
> ieee
->section_count
)
1202 ieee
->section_count
= section_index
;
1204 section
->alignment_power
=
1205 bfd_log2 (must_parse_int (&ieee
->h
));
1206 (void) parse_int (&(ieee
->h
), &value
);
1209 case ieee_e2_first_byte_enum
:
1212 ieee_record_enum_type t
;
1214 t
= (ieee_record_enum_type
) (read_2bytes (&(ieee
->h
)));
1217 case ieee_section_size_enum
:
1218 section
= ieee
->section_table
[must_parse_int (&(ieee
->h
))];
1219 section
->size
= must_parse_int (&(ieee
->h
));
1221 case ieee_physical_region_size_enum
:
1222 section
= ieee
->section_table
[must_parse_int (&(ieee
->h
))];
1223 section
->size
= must_parse_int (&(ieee
->h
));
1225 case ieee_region_base_address_enum
:
1226 section
= ieee
->section_table
[must_parse_int (&(ieee
->h
))];
1227 section
->vma
= must_parse_int (&(ieee
->h
));
1228 section
->lma
= section
->vma
;
1230 case ieee_mau_size_enum
:
1231 must_parse_int (&(ieee
->h
));
1232 must_parse_int (&(ieee
->h
));
1234 case ieee_m_value_enum
:
1235 must_parse_int (&(ieee
->h
));
1236 must_parse_int (&(ieee
->h
));
1238 case ieee_section_base_address_enum
:
1239 section
= ieee
->section_table
[must_parse_int (&(ieee
->h
))];
1240 section
->vma
= must_parse_int (&(ieee
->h
));
1241 section
->lma
= section
->vma
;
1243 case ieee_section_offset_enum
:
1244 (void) must_parse_int (&(ieee
->h
));
1245 (void) must_parse_int (&(ieee
->h
));
1259 /* Make a section for the debugging information, if any. We don't try
1260 to interpret the debugging information; we just point the section
1261 at the area in the file so that program which understand can dig it
1265 ieee_slurp_debug (bfd
*abfd
)
1267 ieee_data_type
*ieee
= IEEE_DATA (abfd
);
1272 if (ieee
->w
.r
.debug_information_part
== 0)
1275 flags
= SEC_DEBUGGING
| SEC_HAS_CONTENTS
;
1276 sec
= bfd_make_section_with_flags (abfd
, ".debug", flags
);
1279 sec
->filepos
= ieee
->w
.r
.debug_information_part
;
1281 debug_end
= ieee_part_after (ieee
, ieee
->w
.r
.debug_information_part
);
1282 sec
->size
= debug_end
- ieee
->w
.r
.debug_information_part
;
1287 /* Archive stuff. */
1289 static const bfd_target
*
1290 ieee_archive_p (bfd
*abfd
)
1294 unsigned char buffer
[512];
1295 file_ptr buffer_offset
= 0;
1296 ieee_ar_data_type
*save
= abfd
->tdata
.ieee_ar_data
;
1297 ieee_ar_data_type
*ieee
;
1298 bfd_size_type alc_elts
;
1299 ieee_ar_obstack_type
*elts
= NULL
;
1300 bfd_size_type amt
= sizeof (ieee_ar_data_type
);
1302 abfd
->tdata
.ieee_ar_data
= bfd_alloc (abfd
, amt
);
1303 if (!abfd
->tdata
.ieee_ar_data
)
1304 goto error_ret_restore
;
1305 ieee
= IEEE_AR_DATA (abfd
);
1307 /* Ignore the return value here. It doesn't matter if we don't read
1308 the entire buffer. We might have a very small ieee file. */
1309 bfd_bread ((void *) buffer
, (bfd_size_type
) sizeof (buffer
), abfd
);
1311 ieee
->h
.first_byte
= buffer
;
1312 ieee
->h
.input_p
= buffer
;
1314 ieee
->h
.abfd
= abfd
;
1316 if (this_byte (&(ieee
->h
)) != Module_Beginning
)
1317 goto got_wrong_format_error
;
1319 next_byte (&(ieee
->h
));
1320 library
= read_id (&(ieee
->h
));
1321 if (strcmp (library
, "LIBRARY") != 0)
1322 goto got_wrong_format_error
;
1324 /* Throw away the filename. */
1325 read_id (&(ieee
->h
));
1327 ieee
->element_count
= 0;
1328 ieee
->element_index
= 0;
1330 next_byte (&(ieee
->h
)); /* Drop the ad part. */
1331 must_parse_int (&(ieee
->h
)); /* And the two dummy numbers. */
1332 must_parse_int (&(ieee
->h
));
1335 elts
= bfd_malloc (alc_elts
* sizeof *elts
);
1339 /* Read the index of the BB table. */
1343 ieee_ar_obstack_type
*t
;
1345 rec
= read_2bytes (&(ieee
->h
));
1346 if (rec
!= (int) ieee_assign_value_to_variable_enum
)
1349 if (ieee
->element_count
>= alc_elts
)
1351 ieee_ar_obstack_type
*n
;
1354 n
= bfd_realloc (elts
, alc_elts
* sizeof (* elts
));
1360 t
= &elts
[ieee
->element_count
];
1361 ieee
->element_count
++;
1363 must_parse_int (&(ieee
->h
));
1364 t
->file_offset
= must_parse_int (&(ieee
->h
));
1365 t
->abfd
= (bfd
*) NULL
;
1367 /* Make sure that we don't go over the end of the buffer. */
1368 if ((size_t) ieee_pos (IEEE_DATA (abfd
)) > sizeof (buffer
) / 2)
1370 /* Past half way, reseek and reprime. */
1371 buffer_offset
+= ieee_pos (IEEE_DATA (abfd
));
1372 if (bfd_seek (abfd
, buffer_offset
, SEEK_SET
) != 0)
1375 /* Again ignore return value of bfd_bread. */
1376 bfd_bread ((void *) buffer
, (bfd_size_type
) sizeof (buffer
), abfd
);
1377 ieee
->h
.first_byte
= buffer
;
1378 ieee
->h
.input_p
= buffer
;
1382 amt
= ieee
->element_count
;
1383 amt
*= sizeof *ieee
->elements
;
1384 ieee
->elements
= bfd_alloc (abfd
, amt
);
1385 if (ieee
->elements
== NULL
)
1388 memcpy (ieee
->elements
, elts
, (size_t) amt
);
1392 /* Now scan the area again, and replace BB offsets with file offsets. */
1393 for (i
= 2; i
< ieee
->element_count
; i
++)
1395 if (bfd_seek (abfd
, ieee
->elements
[i
].file_offset
, SEEK_SET
) != 0)
1398 /* Again ignore return value of bfd_bread. */
1399 bfd_bread ((void *) buffer
, (bfd_size_type
) sizeof (buffer
), abfd
);
1400 ieee
->h
.first_byte
= buffer
;
1401 ieee
->h
.input_p
= buffer
;
1403 next_byte (&(ieee
->h
)); /* Drop F8. */
1404 next_byte (&(ieee
->h
)); /* Drop 14. */
1405 must_parse_int (&(ieee
->h
)); /* Drop size of block. */
1407 if (must_parse_int (&(ieee
->h
)) != 0)
1408 /* This object has been deleted. */
1409 ieee
->elements
[i
].file_offset
= 0;
1411 ieee
->elements
[i
].file_offset
= must_parse_int (&(ieee
->h
));
1414 /* abfd->has_armap = ;*/
1418 got_wrong_format_error
:
1419 bfd_set_error (bfd_error_wrong_format
);
1423 bfd_release (abfd
, ieee
);
1425 abfd
->tdata
.ieee_ar_data
= save
;
1431 ieee_mkobject (bfd
*abfd
)
1435 output_ptr_start
= NULL
;
1437 output_ptr_end
= NULL
;
1438 input_ptr_start
= NULL
;
1440 input_ptr_end
= NULL
;
1444 amt
= sizeof (ieee_data_type
);
1445 abfd
->tdata
.ieee_data
= bfd_zalloc (abfd
, amt
);
1446 return abfd
->tdata
.ieee_data
!= NULL
;
1450 do_one (ieee_data_type
*ieee
,
1451 ieee_per_section_type
*current_map
,
1452 unsigned char *location_ptr
,
1456 switch (this_byte (&(ieee
->h
)))
1458 case ieee_load_constant_bytes_enum
:
1460 unsigned int number_of_maus
;
1463 next_byte (&(ieee
->h
));
1464 number_of_maus
= must_parse_int (&(ieee
->h
));
1466 for (i
= 0; i
< number_of_maus
; i
++)
1468 location_ptr
[current_map
->pc
++] = this_byte (&(ieee
->h
));
1469 next_byte (&(ieee
->h
));
1474 case ieee_load_with_relocation_enum
:
1476 bfd_boolean loop
= TRUE
;
1478 next_byte (&(ieee
->h
));
1481 switch (this_byte (&(ieee
->h
)))
1483 case ieee_variable_R_enum
:
1485 case ieee_function_signed_open_b_enum
:
1486 case ieee_function_unsigned_open_b_enum
:
1487 case ieee_function_either_open_b_enum
:
1489 unsigned int extra
= 4;
1490 bfd_boolean pcrel
= FALSE
;
1494 r
= bfd_alloc (ieee
->h
.abfd
, sizeof (* r
));
1498 *(current_map
->reloc_tail_ptr
) = r
;
1499 current_map
->reloc_tail_ptr
= &r
->next
;
1500 r
->next
= (ieee_reloc_type
*) NULL
;
1501 next_byte (&(ieee
->h
));
1503 r
->relent
.sym_ptr_ptr
= 0;
1504 parse_expression (ieee
,
1507 &pcrel
, &extra
, §ion
);
1508 r
->relent
.address
= current_map
->pc
;
1509 s
->flags
|= SEC_RELOC
;
1510 s
->owner
->flags
|= HAS_RELOC
;
1512 if (r
->relent
.sym_ptr_ptr
== NULL
&& section
!= NULL
)
1513 r
->relent
.sym_ptr_ptr
= section
->symbol_ptr_ptr
;
1515 if (this_byte (&(ieee
->h
)) == (int) ieee_comma
)
1517 next_byte (&(ieee
->h
));
1518 /* Fetch number of bytes to pad. */
1519 extra
= must_parse_int (&(ieee
->h
));
1522 switch (this_byte (&(ieee
->h
)))
1524 case ieee_function_signed_close_b_enum
:
1525 next_byte (&(ieee
->h
));
1527 case ieee_function_unsigned_close_b_enum
:
1528 next_byte (&(ieee
->h
));
1530 case ieee_function_either_close_b_enum
:
1531 next_byte (&(ieee
->h
));
1536 /* Build a relocation entry for this type. */
1537 /* If pc rel then stick -ve pc into instruction
1538 and take out of reloc ..
1540 I've changed this. It's all too complicated. I
1541 keep 0 in the instruction now. */
1550 #if KEEPMINUSPCININST
1551 bfd_put_32 (ieee
->h
.abfd
, -current_map
->pc
,
1552 location_ptr
+ current_map
->pc
);
1553 r
->relent
.howto
= &rel32_howto
;
1554 r
->relent
.addend
-= current_map
->pc
;
1556 bfd_put_32 (ieee
->h
.abfd
, (bfd_vma
) 0, location_ptr
+
1558 r
->relent
.howto
= &rel32_howto
;
1563 bfd_put_32 (ieee
->h
.abfd
, (bfd_vma
) 0,
1564 location_ptr
+ current_map
->pc
);
1565 r
->relent
.howto
= &abs32_howto
;
1567 current_map
->pc
+= 4;
1572 #if KEEPMINUSPCININST
1573 bfd_put_16 (ieee
->h
.abfd
, (bfd_vma
) -current_map
->pc
,
1574 location_ptr
+ current_map
->pc
);
1575 r
->relent
.addend
-= current_map
->pc
;
1576 r
->relent
.howto
= &rel16_howto
;
1579 bfd_put_16 (ieee
->h
.abfd
, (bfd_vma
) 0,
1580 location_ptr
+ current_map
->pc
);
1581 r
->relent
.howto
= &rel16_howto
;
1587 bfd_put_16 (ieee
->h
.abfd
, (bfd_vma
) 0,
1588 location_ptr
+ current_map
->pc
);
1589 r
->relent
.howto
= &abs16_howto
;
1591 current_map
->pc
+= 2;
1596 #if KEEPMINUSPCININST
1597 bfd_put_8 (ieee
->h
.abfd
, (int) (-current_map
->pc
), location_ptr
+ current_map
->pc
);
1598 r
->relent
.addend
-= current_map
->pc
;
1599 r
->relent
.howto
= &rel8_howto
;
1601 bfd_put_8 (ieee
->h
.abfd
, 0, location_ptr
+ current_map
->pc
);
1602 r
->relent
.howto
= &rel8_howto
;
1607 bfd_put_8 (ieee
->h
.abfd
, 0, location_ptr
+ current_map
->pc
);
1608 r
->relent
.howto
= &abs8_howto
;
1610 current_map
->pc
+= 1;
1623 if (parse_int (&(ieee
->h
), &this_size
))
1627 for (i
= 0; i
< this_size
; i
++)
1629 location_ptr
[current_map
->pc
++] = this_byte (&(ieee
->h
));
1630 next_byte (&(ieee
->h
));
1638 /* Prevent more than the first load-item of an LR record
1639 from being repeated (MRI convention). */
1640 if (iterations
!= 1)
1648 /* Read in all the section data and relocation stuff too. */
1651 ieee_slurp_section_data (bfd
*abfd
)
1653 bfd_byte
*location_ptr
= (bfd_byte
*) NULL
;
1654 ieee_data_type
*ieee
= IEEE_DATA (abfd
);
1655 unsigned int section_number
;
1656 ieee_per_section_type
*current_map
= NULL
;
1659 /* Seek to the start of the data area. */
1660 if (ieee
->read_data
)
1662 ieee
->read_data
= TRUE
;
1663 ieee_seek (ieee
, ieee
->w
.r
.data_part
);
1665 /* Allocate enough space for all the section contents. */
1666 for (s
= abfd
->sections
; s
!= (asection
*) NULL
; s
= s
->next
)
1668 ieee_per_section_type
*per
= ieee_per_section (s
);
1671 if ((s
->flags
& SEC_DEBUGGING
) != 0)
1673 per
->data
= bfd_alloc (ieee
->h
.abfd
, s
->size
);
1676 relpp
= &s
->relocation
;
1677 per
->reloc_tail_ptr
= (ieee_reloc_type
**) relpp
;
1682 switch (this_byte (&(ieee
->h
)))
1684 /* IF we see anything strange then quit. */
1688 case ieee_set_current_section_enum
:
1689 next_byte (&(ieee
->h
));
1690 section_number
= must_parse_int (&(ieee
->h
));
1691 s
= ieee
->section_table
[section_number
];
1692 s
->flags
|= SEC_LOAD
| SEC_HAS_CONTENTS
;
1693 current_map
= ieee_per_section (s
);
1694 location_ptr
= current_map
->data
- s
->vma
;
1695 /* The document I have says that Microtec's compilers reset
1696 this after a sec section, even though the standard says not
1698 current_map
->pc
= s
->vma
;
1701 case ieee_e2_first_byte_enum
:
1702 next_byte (&(ieee
->h
));
1703 switch (this_byte (&(ieee
->h
)))
1705 case ieee_set_current_pc_enum
& 0xff:
1708 ieee_symbol_index_type symbol
;
1712 next_byte (&(ieee
->h
));
1713 must_parse_int (&(ieee
->h
)); /* Throw away section #. */
1714 parse_expression (ieee
, &value
,
1718 current_map
->pc
= value
;
1719 BFD_ASSERT ((unsigned) (value
- s
->vma
) <= s
->size
);
1723 case ieee_value_starting_address_enum
& 0xff:
1724 next_byte (&(ieee
->h
));
1725 if (this_byte (&(ieee
->h
)) == ieee_function_either_open_b_enum
)
1726 next_byte (&(ieee
->h
));
1727 abfd
->start_address
= must_parse_int (&(ieee
->h
));
1728 /* We've got to the end of the data now - */
1735 case ieee_repeat_data_enum
:
1737 /* Repeat the following LD or LR n times - we do this by
1738 remembering the stream pointer before running it and
1739 resetting it and running it n times. We special case
1740 the repetition of a repeat_data/load_constant. */
1741 unsigned int iterations
;
1742 unsigned char *start
;
1744 next_byte (&(ieee
->h
));
1745 iterations
= must_parse_int (&(ieee
->h
));
1746 start
= ieee
->h
.input_p
;
1747 if (start
[0] == (int) ieee_load_constant_bytes_enum
1750 while (iterations
!= 0)
1752 location_ptr
[current_map
->pc
++] = start
[2];
1755 next_byte (&(ieee
->h
));
1756 next_byte (&(ieee
->h
));
1757 next_byte (&(ieee
->h
));
1761 while (iterations
!= 0)
1763 ieee
->h
.input_p
= start
;
1764 if (!do_one (ieee
, current_map
, location_ptr
, s
,
1772 case ieee_load_constant_bytes_enum
:
1773 case ieee_load_with_relocation_enum
:
1774 if (!do_one (ieee
, current_map
, location_ptr
, s
, 1))
1780 static const bfd_target
*
1781 ieee_object_p (bfd
*abfd
)
1785 ieee_data_type
*ieee
;
1786 unsigned char buffer
[300];
1787 ieee_data_type
*save
= IEEE_DATA (abfd
);
1790 abfd
->tdata
.ieee_data
= 0;
1791 ieee_mkobject (abfd
);
1793 ieee
= IEEE_DATA (abfd
);
1794 if (bfd_seek (abfd
, (file_ptr
) 0, SEEK_SET
) != 0)
1796 /* Read the first few bytes in to see if it makes sense. Ignore
1797 bfd_bread return value; The file might be very small. */
1798 bfd_bread ((void *) buffer
, (bfd_size_type
) sizeof (buffer
), abfd
);
1800 ieee
->h
.input_p
= buffer
;
1801 if (this_byte_and_next (&(ieee
->h
)) != Module_Beginning
)
1802 goto got_wrong_format
;
1804 ieee
->read_symbols
= FALSE
;
1805 ieee
->read_data
= FALSE
;
1806 ieee
->section_count
= 0;
1807 ieee
->external_symbol_max_index
= 0;
1808 ieee
->external_symbol_min_index
= IEEE_PUBLIC_BASE
;
1809 ieee
->external_reference_min_index
= IEEE_REFERENCE_BASE
;
1810 ieee
->external_reference_max_index
= 0;
1811 ieee
->h
.abfd
= abfd
;
1812 ieee
->section_table
= NULL
;
1813 ieee
->section_table_size
= 0;
1815 processor
= ieee
->mb
.processor
= read_id (&(ieee
->h
));
1816 if (strcmp (processor
, "LIBRARY") == 0)
1817 goto got_wrong_format
;
1818 ieee
->mb
.module_name
= read_id (&(ieee
->h
));
1819 if (abfd
->filename
== (const char *) NULL
)
1820 abfd
->filename
= ieee
->mb
.module_name
;
1822 /* Determine the architecture and machine type of the object file. */
1824 const bfd_arch_info_type
*arch
;
1827 /* IEEE does not specify the format of the processor identification
1828 string, so the compiler is free to put in it whatever it wants.
1829 We try here to recognize different processors belonging to the
1830 m68k family. Code for other processors can be added here. */
1831 if ((processor
[0] == '6') && (processor
[1] == '8'))
1833 if (processor
[2] == '3') /* 683xx integrated processors. */
1835 switch (processor
[3])
1837 case '0': /* 68302, 68306, 68307 */
1838 case '2': /* 68322, 68328 */
1839 case '5': /* 68356 */
1840 strcpy (family
, "68000"); /* MC68000-based controllers. */
1843 case '3': /* 68330, 68331, 68332, 68333,
1844 68334, 68335, 68336, 68338 */
1845 case '6': /* 68360 */
1846 case '7': /* 68376 */
1847 strcpy (family
, "68332"); /* CPU32 and CPU32+ */
1851 if (processor
[4] == '9') /* 68349 */
1852 strcpy (family
, "68030"); /* CPU030 */
1853 else /* 68340, 68341 */
1854 strcpy (family
, "68332"); /* CPU32 and CPU32+ */
1857 default: /* Does not exist yet. */
1858 strcpy (family
, "68332"); /* Guess it will be CPU32 */
1861 else if (TOUPPER (processor
[3]) == 'F') /* 68F333 */
1862 strcpy (family
, "68332"); /* CPU32 */
1863 else if ((TOUPPER (processor
[3]) == 'C') /* Embedded controllers. */
1864 && ((TOUPPER (processor
[2]) == 'E')
1865 || (TOUPPER (processor
[2]) == 'H')
1866 || (TOUPPER (processor
[2]) == 'L')))
1868 strcpy (family
, "68");
1869 strncat (family
, processor
+ 4, 7);
1872 else /* "Regular" processors. */
1874 strncpy (family
, processor
, 9);
1878 else if ((strncmp (processor
, "cpu32", 5) == 0) /* CPU32 and CPU32+ */
1879 || (strncmp (processor
, "CPU32", 5) == 0))
1880 strcpy (family
, "68332");
1883 strncpy (family
, processor
, 9);
1887 arch
= bfd_scan_arch (family
);
1889 goto got_wrong_format
;
1890 abfd
->arch_info
= arch
;
1893 if (this_byte (&(ieee
->h
)) != (int) ieee_address_descriptor_enum
)
1896 next_byte (&(ieee
->h
));
1898 if (! parse_int (&(ieee
->h
), &ieee
->ad
.number_of_bits_mau
))
1901 if (! parse_int (&(ieee
->h
), &ieee
->ad
.number_of_maus_in_address
))
1904 /* If there is a byte order info, take it. */
1905 if (this_byte (&(ieee
->h
)) == (int) ieee_variable_L_enum
1906 || this_byte (&(ieee
->h
)) == (int) ieee_variable_M_enum
)
1907 next_byte (&(ieee
->h
));
1909 for (part
= 0; part
< N_W_VARIABLES
; part
++)
1913 if (read_2bytes (&(ieee
->h
)) != (int) ieee_assign_value_to_variable_enum
)
1916 if (this_byte_and_next (&(ieee
->h
)) != part
)
1919 ieee
->w
.offset
[part
] = parse_i (&(ieee
->h
), &ok
);
1924 if (ieee
->w
.r
.external_part
!= 0)
1925 abfd
->flags
= HAS_SYMS
;
1927 /* By now we know that this is a real IEEE file, we're going to read
1928 the whole thing into memory so that we can run up and down it
1929 quickly. We can work out how big the file is from the trailer
1932 amt
= ieee
->w
.r
.me_record
+ 1;
1933 IEEE_DATA (abfd
)->h
.first_byte
= bfd_alloc (ieee
->h
.abfd
, amt
);
1934 if (!IEEE_DATA (abfd
)->h
.first_byte
)
1936 if (bfd_seek (abfd
, (file_ptr
) 0, SEEK_SET
) != 0)
1938 /* FIXME: Check return value. I'm not sure whether it needs to read
1939 the entire buffer or not. */
1940 bfd_bread ((void *) (IEEE_DATA (abfd
)->h
.first_byte
),
1941 (bfd_size_type
) ieee
->w
.r
.me_record
+ 1, abfd
);
1943 ieee_slurp_sections (abfd
);
1945 if (! ieee_slurp_debug (abfd
))
1948 /* Parse section data to activate file and section flags implied by
1949 section contents. */
1950 if (! ieee_slurp_section_data (abfd
))
1955 bfd_set_error (bfd_error_wrong_format
);
1957 bfd_release (abfd
, ieee
);
1958 abfd
->tdata
.ieee_data
= save
;
1959 return (const bfd_target
*) NULL
;
1963 ieee_get_symbol_info (bfd
*ignore_abfd ATTRIBUTE_UNUSED
,
1967 bfd_symbol_info (symbol
, ret
);
1968 if (symbol
->name
[0] == ' ')
1969 ret
->name
= "* empty table entry ";
1970 if (!symbol
->section
)
1971 ret
->type
= (symbol
->flags
& BSF_LOCAL
) ? 'a' : 'A';
1975 ieee_print_symbol (bfd
*abfd
,
1978 bfd_print_symbol_type how
)
1980 FILE *file
= (FILE *) afile
;
1984 case bfd_print_symbol_name
:
1985 fprintf (file
, "%s", symbol
->name
);
1987 case bfd_print_symbol_more
:
1990 case bfd_print_symbol_all
:
1992 const char *section_name
=
1993 (symbol
->section
== (asection
*) NULL
1995 : symbol
->section
->name
);
1997 if (symbol
->name
[0] == ' ')
1998 fprintf (file
, "* empty table entry ");
2001 bfd_print_symbol_vandf (abfd
, (void *) file
, symbol
);
2003 fprintf (file
, " %-5s %04x %02x %s",
2005 (unsigned) ieee_symbol (symbol
)->index
,
2015 ieee_new_section_hook (bfd
*abfd
, asection
*newsect
)
2017 if (!newsect
->used_by_bfd
)
2019 newsect
->used_by_bfd
= bfd_alloc (abfd
, sizeof (ieee_per_section_type
));
2020 if (!newsect
->used_by_bfd
)
2023 ieee_per_section (newsect
)->data
= NULL
;
2024 ieee_per_section (newsect
)->section
= newsect
;
2025 return _bfd_generic_new_section_hook (abfd
, newsect
);
2029 ieee_get_reloc_upper_bound (bfd
*abfd
, sec_ptr asect
)
2031 if ((asect
->flags
& SEC_DEBUGGING
) != 0)
2033 if (! ieee_slurp_section_data (abfd
))
2035 return (asect
->reloc_count
+ 1) * sizeof (arelent
*);
2039 ieee_get_section_contents (bfd
*abfd
,
2043 bfd_size_type count
)
2045 ieee_per_section_type
*p
= ieee_per_section (section
);
2046 if ((section
->flags
& SEC_DEBUGGING
) != 0)
2047 return _bfd_generic_get_section_contents (abfd
, section
, location
,
2049 ieee_slurp_section_data (abfd
);
2050 (void) memcpy ((void *) location
, (void *) (p
->data
+ offset
), (unsigned) count
);
2055 ieee_canonicalize_reloc (bfd
*abfd
,
2060 ieee_reloc_type
*src
= (ieee_reloc_type
*) (section
->relocation
);
2061 ieee_data_type
*ieee
= IEEE_DATA (abfd
);
2063 if ((section
->flags
& SEC_DEBUGGING
) != 0)
2066 while (src
!= (ieee_reloc_type
*) NULL
)
2068 /* Work out which symbol to attach it this reloc to. */
2069 switch (src
->symbol
.letter
)
2072 src
->relent
.sym_ptr_ptr
=
2073 symbols
+ src
->symbol
.index
+ ieee
->external_symbol_base_offset
;
2076 src
->relent
.sym_ptr_ptr
=
2077 symbols
+ src
->symbol
.index
+ ieee
->external_reference_base_offset
;
2080 if (src
->relent
.sym_ptr_ptr
!= NULL
)
2081 src
->relent
.sym_ptr_ptr
=
2082 src
->relent
.sym_ptr_ptr
[0]->section
->symbol_ptr_ptr
;
2088 *relptr
++ = &src
->relent
;
2092 return section
->reloc_count
;
2096 comp (const void * ap
, const void * bp
)
2098 arelent
*a
= *((arelent
**) ap
);
2099 arelent
*b
= *((arelent
**) bp
);
2100 return a
->address
- b
->address
;
2103 /* Write the section headers. */
2106 ieee_write_section_part (bfd
*abfd
)
2108 ieee_data_type
*ieee
= IEEE_DATA (abfd
);
2111 ieee
->w
.r
.section_part
= bfd_tell (abfd
);
2112 for (s
= abfd
->sections
; s
!= (asection
*) NULL
; s
= s
->next
)
2114 if (! bfd_is_abs_section (s
)
2115 && (s
->flags
& SEC_DEBUGGING
) == 0)
2117 if (! ieee_write_byte (abfd
, ieee_section_type_enum
)
2118 || ! ieee_write_byte (abfd
,
2119 (bfd_byte
) (s
->index
2120 + IEEE_SECTION_NUMBER_BASE
)))
2123 if (abfd
->flags
& EXEC_P
)
2125 /* This image is executable, so output absolute sections. */
2126 if (! ieee_write_byte (abfd
, ieee_variable_A_enum
)
2127 || ! ieee_write_byte (abfd
, ieee_variable_S_enum
))
2132 if (! ieee_write_byte (abfd
, ieee_variable_C_enum
))
2136 switch (s
->flags
& (SEC_CODE
| SEC_DATA
| SEC_ROM
))
2138 case SEC_CODE
| SEC_LOAD
:
2140 if (! ieee_write_byte (abfd
, ieee_variable_P_enum
))
2145 if (! ieee_write_byte (abfd
, ieee_variable_D_enum
))
2149 case SEC_ROM
| SEC_DATA
:
2150 case SEC_ROM
| SEC_LOAD
:
2151 case SEC_ROM
| SEC_DATA
| SEC_LOAD
:
2152 if (! ieee_write_byte (abfd
, ieee_variable_R_enum
))
2157 if (! ieee_write_id (abfd
, s
->name
))
2160 if (! ieee_write_byte (abfd
, ieee_section_alignment_enum
)
2161 || ! ieee_write_byte (abfd
,
2162 (bfd_byte
) (s
->index
2163 + IEEE_SECTION_NUMBER_BASE
))
2164 || ! ieee_write_int (abfd
, (bfd_vma
) 1 << s
->alignment_power
))
2168 if (! ieee_write_2bytes (abfd
, ieee_section_size_enum
)
2169 || ! ieee_write_byte (abfd
,
2170 (bfd_byte
) (s
->index
2171 + IEEE_SECTION_NUMBER_BASE
))
2172 || ! ieee_write_int (abfd
, s
->size
))
2174 if (abfd
->flags
& EXEC_P
)
2176 /* Relocateable sections don't have asl records. */
2178 if (! ieee_write_2bytes (abfd
, ieee_section_base_address_enum
)
2179 || ! ieee_write_byte (abfd
,
2182 + IEEE_SECTION_NUMBER_BASE
)))
2183 || ! ieee_write_int (abfd
, s
->lma
))
2193 do_with_relocs (bfd
*abfd
, asection
*s
)
2195 unsigned int number_of_maus_in_address
=
2196 bfd_arch_bits_per_address (abfd
) / bfd_arch_bits_per_byte (abfd
);
2197 unsigned int relocs_to_go
= s
->reloc_count
;
2198 bfd_byte
*stream
= ieee_per_section (s
)->data
;
2199 arelent
**p
= s
->orelocation
;
2200 bfd_size_type current_byte_index
= 0;
2202 qsort (s
->orelocation
,
2204 sizeof (arelent
**),
2207 /* Output the section preheader. */
2208 if (! ieee_write_byte (abfd
, ieee_set_current_section_enum
)
2209 || ! ieee_write_byte (abfd
,
2210 (bfd_byte
) (s
->index
+ IEEE_SECTION_NUMBER_BASE
))
2211 || ! ieee_write_2bytes (abfd
, ieee_set_current_pc_enum
)
2212 || ! ieee_write_byte (abfd
,
2213 (bfd_byte
) (s
->index
+ IEEE_SECTION_NUMBER_BASE
)))
2216 if ((abfd
->flags
& EXEC_P
) != 0 && relocs_to_go
== 0)
2218 if (! ieee_write_int (abfd
, s
->lma
))
2223 if (! ieee_write_expression (abfd
, (bfd_vma
) 0, s
->symbol
, 0, 0))
2227 if (relocs_to_go
== 0)
2229 /* If there aren't any relocations then output the load constant
2230 byte opcode rather than the load with relocation opcode. */
2231 while (current_byte_index
< s
->size
)
2234 unsigned int MAXRUN
= 127;
2237 if (run
> s
->size
- current_byte_index
)
2238 run
= s
->size
- current_byte_index
;
2242 if (! ieee_write_byte (abfd
, ieee_load_constant_bytes_enum
))
2244 /* Output a stream of bytes. */
2245 if (! ieee_write_int (abfd
, run
))
2247 if (bfd_bwrite ((void *) (stream
+ current_byte_index
), run
, abfd
)
2250 current_byte_index
+= run
;
2256 if (! ieee_write_byte (abfd
, ieee_load_with_relocation_enum
))
2259 /* Output the data stream as the longest sequence of bytes
2260 possible, allowing for the a reasonable packet size and
2261 relocation stuffs. */
2264 /* Outputting a section without data, fill it up. */
2265 stream
= bfd_zalloc (abfd
, s
->size
);
2269 while (current_byte_index
< s
->size
)
2272 unsigned int MAXRUN
= 127;
2276 run
= (*p
)->address
- current_byte_index
;
2283 if (run
> s
->size
- current_byte_index
)
2284 run
= s
->size
- current_byte_index
;
2288 /* Output a stream of bytes. */
2289 if (! ieee_write_int (abfd
, run
))
2291 if (bfd_bwrite ((void *) (stream
+ current_byte_index
), run
, abfd
)
2294 current_byte_index
+= run
;
2297 /* Output any relocations here. */
2298 if (relocs_to_go
&& (*p
) && (*p
)->address
== current_byte_index
)
2301 && (*p
) && (*p
)->address
== current_byte_index
)
2305 switch (r
->howto
->size
)
2308 ov
= bfd_get_signed_32 (abfd
,
2309 stream
+ current_byte_index
);
2310 current_byte_index
+= 4;
2313 ov
= bfd_get_signed_16 (abfd
,
2314 stream
+ current_byte_index
);
2315 current_byte_index
+= 2;
2318 ov
= bfd_get_signed_8 (abfd
,
2319 stream
+ current_byte_index
);
2320 current_byte_index
++;
2328 ov
&= r
->howto
->src_mask
;
2330 if (r
->howto
->pc_relative
2331 && ! r
->howto
->pcrel_offset
)
2334 if (! ieee_write_byte (abfd
,
2335 ieee_function_either_open_b_enum
))
2338 if (r
->sym_ptr_ptr
!= (asymbol
**) NULL
)
2340 if (! ieee_write_expression (abfd
, r
->addend
+ ov
,
2342 r
->howto
->pc_relative
,
2343 (unsigned) s
->index
))
2348 if (! ieee_write_expression (abfd
, r
->addend
+ ov
,
2350 r
->howto
->pc_relative
,
2351 (unsigned) s
->index
))
2355 if (number_of_maus_in_address
2356 != bfd_get_reloc_size (r
->howto
))
2358 bfd_vma rsize
= bfd_get_reloc_size (r
->howto
);
2359 if (! ieee_write_int (abfd
, rsize
))
2362 if (! ieee_write_byte (abfd
,
2363 ieee_function_either_close_b_enum
))
2377 /* If there are no relocations in the output section then we can be
2378 clever about how we write. We block items up into a max of 127
2382 do_as_repeat (bfd
*abfd
, asection
*s
)
2386 if (! ieee_write_byte (abfd
, ieee_set_current_section_enum
)
2387 || ! ieee_write_byte (abfd
,
2388 (bfd_byte
) (s
->index
2389 + IEEE_SECTION_NUMBER_BASE
))
2390 || ! ieee_write_byte (abfd
, ieee_set_current_pc_enum
>> 8)
2391 || ! ieee_write_byte (abfd
, ieee_set_current_pc_enum
& 0xff)
2392 || ! ieee_write_byte (abfd
,
2393 (bfd_byte
) (s
->index
2394 + IEEE_SECTION_NUMBER_BASE
)))
2397 if ((abfd
->flags
& EXEC_P
) != 0)
2399 if (! ieee_write_int (abfd
, s
->lma
))
2404 if (! ieee_write_expression (abfd
, (bfd_vma
) 0, s
->symbol
, 0, 0))
2408 if (! ieee_write_byte (abfd
, ieee_repeat_data_enum
)
2409 || ! ieee_write_int (abfd
, s
->size
)
2410 || ! ieee_write_byte (abfd
, ieee_load_constant_bytes_enum
)
2411 || ! ieee_write_byte (abfd
, 1)
2412 || ! ieee_write_byte (abfd
, 0))
2420 do_without_relocs (bfd
*abfd
, asection
*s
)
2422 bfd_byte
*stream
= ieee_per_section (s
)->data
;
2424 if (stream
== 0 || ((s
->flags
& SEC_LOAD
) == 0))
2426 if (! do_as_repeat (abfd
, s
))
2433 for (i
= 0; i
< s
->size
; i
++)
2437 if (! do_with_relocs (abfd
, s
))
2442 if (! do_as_repeat (abfd
, s
))
2452 bfd_size_type amt
= input_ptr_end
- input_ptr_start
;
2453 /* FIXME: Check return value. I'm not sure whether it needs to read
2454 the entire buffer or not. */
2455 bfd_bread ((void *) input_ptr_start
, amt
, input_bfd
);
2456 input_ptr
= input_ptr_start
;
2462 bfd_size_type amt
= output_ptr
- output_ptr_start
;
2464 if (bfd_bwrite ((void *) (output_ptr_start
), amt
, output_bfd
) != amt
)
2466 output_ptr
= output_ptr_start
;
2470 #define THIS() ( *input_ptr )
2471 #define NEXT() { input_ptr++; if (input_ptr == input_ptr_end) fill (); }
2472 #define OUT(x) { *output_ptr++ = (x); if (output_ptr == output_ptr_end) flush (); }
2475 write_int (int value
)
2477 if (value
>= 0 && value
<= 127)
2483 unsigned int length
;
2485 /* How many significant bytes ? */
2486 /* FIXME FOR LONGER INTS. */
2487 if (value
& 0xff000000)
2489 else if (value
& 0x00ff0000)
2491 else if (value
& 0x0000ff00)
2496 OUT ((int) ieee_number_repeat_start_enum
+ length
);
2514 int length
= THIS ();
2527 #define VAR(x) ((x | 0x80))
2529 copy_expression (void)
2543 value
= (value
<< 8) | THIS ();
2545 value
= (value
<< 8) | THIS ();
2547 value
= (value
<< 8) | THIS ();
2555 value
= (value
<< 8) | THIS ();
2557 value
= (value
<< 8) | THIS ();
2565 value
= (value
<< 8) | THIS ();
2582 /* Not a number, just bug out with the answer. */
2583 write_int (*(--tos
));
2590 /* PLUS anything. */
2599 ieee_data_type
*ieee
;
2603 section_number
= THIS ();
2606 ieee
= IEEE_DATA (input_bfd
);
2607 s
= ieee
->section_table
[section_number
];
2609 if (s
->output_section
)
2610 value
= s
->output_section
->lma
;
2611 value
+= s
->output_offset
;
2618 write_int (*(--tos
));
2626 /* Drop the int in the buffer, and copy a null into the gap, which we
2627 will overwrite later. */
2630 fill_int (struct output_buffer_struct
*buf
)
2632 if (buf
->buffer
== output_buffer
)
2634 /* Still a chance to output the size. */
2635 int value
= output_ptr
- buf
->ptrp
+ 3;
2636 buf
->ptrp
[0] = value
>> 24;
2637 buf
->ptrp
[1] = value
>> 16;
2638 buf
->ptrp
[2] = value
>> 8;
2639 buf
->ptrp
[3] = value
>> 0;
2644 drop_int (struct output_buffer_struct
*buf
)
2671 buf
->ptrp
= output_ptr
;
2672 buf
->buffer
= output_buffer
;
2712 #define ID copy_id ()
2713 #define INT copy_int ()
2714 #define EXP copy_expression ()
2715 #define INTn(q) copy_int ()
2716 #define EXPn(q) copy_expression ()
2719 copy_till_end (void)
2795 EXPn (instruction address
);
2829 EXPn (external function
);
2839 INTn (locked
register);
2861 /* Attribute record. */
2891 /* Unique typedefs for module. */
2892 /* GLobal typedefs. */
2893 /* High level module scope beginning. */
2895 struct output_buffer_struct ob
;
2911 /* Global function. */
2913 struct output_buffer_struct ob
;
2928 EXPn (size of block
);
2934 /* File name for source line numbers. */
2936 struct output_buffer_struct ob
;
2957 /* Local function. */
2959 struct output_buffer_struct ob
;
2978 /* Assembler module scope beginning - */
2980 struct output_buffer_struct ob
;
3006 struct output_buffer_struct ob
;
3014 INTn (section index
);
3022 EXPn (Size in Maus
);
3075 /* Moves all the debug information from the source bfd to the output
3076 bfd, and relocates any expressions it finds. */
3079 relocate_debug (bfd
*output ATTRIBUTE_UNUSED
,
3084 unsigned char input_buffer
[IBS
];
3086 input_ptr_start
= input_ptr
= input_buffer
;
3087 input_ptr_end
= input_buffer
+ IBS
;
3089 /* FIXME: Check return value. I'm not sure whether it needs to read
3090 the entire buffer or not. */
3091 bfd_bread ((void *) input_ptr_start
, (bfd_size_type
) IBS
, input
);
3095 /* Gather together all the debug information from each input BFD into
3096 one place, relocating it and emitting it as we go. */
3099 ieee_write_debug_part (bfd
*abfd
)
3101 ieee_data_type
*ieee
= IEEE_DATA (abfd
);
3102 bfd_chain_type
*chain
= ieee
->chain_root
;
3103 unsigned char obuff
[OBS
];
3104 bfd_boolean some_debug
= FALSE
;
3105 file_ptr here
= bfd_tell (abfd
);
3107 output_ptr_start
= output_ptr
= obuff
;
3108 output_ptr_end
= obuff
+ OBS
;
3112 if (chain
== (bfd_chain_type
*) NULL
)
3116 for (s
= abfd
->sections
; s
!= NULL
; s
= s
->next
)
3117 if ((s
->flags
& SEC_DEBUGGING
) != 0)
3121 ieee
->w
.r
.debug_information_part
= 0;
3125 ieee
->w
.r
.debug_information_part
= here
;
3126 if (bfd_bwrite (s
->contents
, s
->size
, abfd
) != s
->size
)
3131 while (chain
!= (bfd_chain_type
*) NULL
)
3133 bfd
*entry
= chain
->this;
3134 ieee_data_type
*entry_ieee
= IEEE_DATA (entry
);
3136 if (entry_ieee
->w
.r
.debug_information_part
)
3138 if (bfd_seek (entry
, entry_ieee
->w
.r
.debug_information_part
,
3141 relocate_debug (abfd
, entry
);
3144 chain
= chain
->next
;
3148 ieee
->w
.r
.debug_information_part
= here
;
3150 ieee
->w
.r
.debug_information_part
= 0;
3158 /* Write the data in an ieee way. */
3161 ieee_write_data_part (bfd
*abfd
)
3165 ieee_data_type
*ieee
= IEEE_DATA (abfd
);
3166 ieee
->w
.r
.data_part
= bfd_tell (abfd
);
3168 for (s
= abfd
->sections
; s
!= (asection
*) NULL
; s
= s
->next
)
3170 /* Skip sections that have no loadable contents (.bss,
3172 if ((s
->flags
& SEC_LOAD
) == 0)
3175 /* Sort the reloc records so we can insert them in the correct
3177 if (s
->reloc_count
!= 0)
3179 if (! do_with_relocs (abfd
, s
))
3184 if (! do_without_relocs (abfd
, s
))
3193 init_for_output (bfd
*abfd
)
3197 for (s
= abfd
->sections
; s
!= (asection
*) NULL
; s
= s
->next
)
3199 if ((s
->flags
& SEC_DEBUGGING
) != 0)
3203 bfd_size_type size
= s
->size
;
3204 ieee_per_section (s
)->data
= bfd_alloc (abfd
, size
);
3205 if (!ieee_per_section (s
)->data
)
3212 /* Exec and core file sections. */
3214 /* Set section contents is complicated with IEEE since the format is
3215 not a byte image, but a record stream. */
3218 ieee_set_section_contents (bfd
*abfd
,
3220 const void * location
,
3222 bfd_size_type count
)
3224 if ((section
->flags
& SEC_DEBUGGING
) != 0)
3226 if (section
->contents
== NULL
)
3228 bfd_size_type size
= section
->size
;
3229 section
->contents
= bfd_alloc (abfd
, size
);
3230 if (section
->contents
== NULL
)
3233 /* bfd_set_section_contents has already checked that everything
3235 memcpy (section
->contents
+ offset
, location
, (size_t) count
);
3239 if (ieee_per_section (section
)->data
== (bfd_byte
*) NULL
)
3241 if (!init_for_output (abfd
))
3244 memcpy ((void *) (ieee_per_section (section
)->data
+ offset
),
3246 (unsigned int) count
);
3250 /* Write the external symbols of a file. IEEE considers two sorts of
3251 external symbols, public, and referenced. It uses to internal
3252 forms to index them as well. When we write them out we turn their
3253 symbol values into indexes from the right base. */
3256 ieee_write_external_part (bfd
*abfd
)
3259 ieee_data_type
*ieee
= IEEE_DATA (abfd
);
3260 unsigned int reference_index
= IEEE_REFERENCE_BASE
;
3261 unsigned int public_index
= IEEE_PUBLIC_BASE
+ 2;
3262 file_ptr here
= bfd_tell (abfd
);
3263 bfd_boolean hadone
= FALSE
;
3265 if (abfd
->outsymbols
!= (asymbol
**) NULL
)
3268 for (q
= abfd
->outsymbols
; *q
!= (asymbol
*) NULL
; q
++)
3272 if (bfd_is_und_section (p
->section
))
3274 /* This must be a symbol reference. */
3275 if (! ieee_write_byte (abfd
, ieee_external_reference_enum
)
3276 || ! ieee_write_int (abfd
, (bfd_vma
) reference_index
)
3277 || ! ieee_write_id (abfd
, p
->name
))
3279 p
->value
= reference_index
;
3283 else if (bfd_is_com_section (p
->section
))
3285 /* This is a weak reference. */
3286 if (! ieee_write_byte (abfd
, ieee_external_reference_enum
)
3287 || ! ieee_write_int (abfd
, (bfd_vma
) reference_index
)
3288 || ! ieee_write_id (abfd
, p
->name
)
3289 || ! ieee_write_byte (abfd
,
3290 ieee_weak_external_reference_enum
)
3291 || ! ieee_write_int (abfd
, (bfd_vma
) reference_index
)
3292 || ! ieee_write_int (abfd
, p
->value
))
3294 p
->value
= reference_index
;
3298 else if (p
->flags
& BSF_GLOBAL
)
3300 /* This must be a symbol definition. */
3301 if (! ieee_write_byte (abfd
, ieee_external_symbol_enum
)
3302 || ! ieee_write_int (abfd
, (bfd_vma
) public_index
)
3303 || ! ieee_write_id (abfd
, p
->name
)
3304 || ! ieee_write_2bytes (abfd
, ieee_attribute_record_enum
)
3305 || ! ieee_write_int (abfd
, (bfd_vma
) public_index
)
3306 || ! ieee_write_byte (abfd
, 15) /* Instruction address. */
3307 || ! ieee_write_byte (abfd
, 19) /* Static symbol. */
3308 || ! ieee_write_byte (abfd
, 1)) /* One of them. */
3311 /* Write out the value. */
3312 if (! ieee_write_2bytes (abfd
, ieee_value_record_enum
)
3313 || ! ieee_write_int (abfd
, (bfd_vma
) public_index
))
3315 if (! bfd_is_abs_section (p
->section
))
3317 if (abfd
->flags
& EXEC_P
)
3319 /* If fully linked, then output all symbols
3321 if (! (ieee_write_int
3324 + p
->section
->output_offset
3325 + p
->section
->output_section
->vma
))))
3330 if (! (ieee_write_expression
3332 p
->value
+ p
->section
->output_offset
,
3333 p
->section
->output_section
->symbol
,
3340 if (! ieee_write_expression (abfd
,
3342 bfd_abs_section_ptr
->symbol
,
3346 p
->value
= public_index
;
3352 /* This can happen - when there are gaps in the symbols read
3353 from an input ieee file. */
3358 ieee
->w
.r
.external_part
= here
;
3364 static const unsigned char exten
[] =
3367 0xf1, 0xce, 0x20, 0x00, 37, 3, 3, /* Set version 3 rev 3. */
3368 0xf1, 0xce, 0x20, 0x00, 39, 2, /* Keep symbol in original case. */
3369 0xf1, 0xce, 0x20, 0x00, 38 /* Set object type relocatable to x. */
3372 static const unsigned char envi
[] =
3376 /* 0xf1, 0xce, 0x21, 00, 50, 0x82, 0x07, 0xc7, 0x09, 0x11, 0x11,
3379 0xf1, 0xce, 0x21, 00, 52, 0x00, /* exec ok. */
3381 0xf1, 0xce, 0x21, 0, 53, 0x03,/* host unix. */
3382 /* 0xf1, 0xce, 0x21, 0, 54, 2,1,1 tool & version # */
3386 ieee_write_me_part (bfd
*abfd
)
3388 ieee_data_type
*ieee
= IEEE_DATA (abfd
);
3389 ieee
->w
.r
.trailer_part
= bfd_tell (abfd
);
3390 if (abfd
->start_address
)
3392 if (! ieee_write_2bytes (abfd
, ieee_value_starting_address_enum
)
3393 || ! ieee_write_byte (abfd
, ieee_function_either_open_b_enum
)
3394 || ! ieee_write_int (abfd
, abfd
->start_address
)
3395 || ! ieee_write_byte (abfd
, ieee_function_either_close_b_enum
))
3398 ieee
->w
.r
.me_record
= bfd_tell (abfd
);
3399 if (! ieee_write_byte (abfd
, ieee_module_end_enum
))
3404 /* Write out the IEEE processor ID. */
3407 ieee_write_processor (bfd
*abfd
)
3409 const bfd_arch_info_type
*arch
;
3411 arch
= bfd_get_arch_info (abfd
);
3415 if (! ieee_write_id (abfd
, bfd_printable_name (abfd
)))
3419 case bfd_arch_h8300
:
3420 if (! ieee_write_id (abfd
, "H8/300"))
3424 case bfd_arch_h8500
:
3425 if (! ieee_write_id (abfd
, "H8/500"))
3433 case bfd_mach_i960_core
:
3434 case bfd_mach_i960_ka_sa
:
3435 if (! ieee_write_id (abfd
, "80960KA"))
3439 case bfd_mach_i960_kb_sb
:
3440 if (! ieee_write_id (abfd
, "80960KB"))
3444 case bfd_mach_i960_ca
:
3445 if (! ieee_write_id (abfd
, "80960CA"))
3449 case bfd_mach_i960_mc
:
3450 case bfd_mach_i960_xa
:
3451 if (! ieee_write_id (abfd
, "80960MC"))
3463 default: id
= "68020"; break;
3464 case bfd_mach_m68000
: id
= "68000"; break;
3465 case bfd_mach_m68008
: id
= "68008"; break;
3466 case bfd_mach_m68010
: id
= "68010"; break;
3467 case bfd_mach_m68020
: id
= "68020"; break;
3468 case bfd_mach_m68030
: id
= "68030"; break;
3469 case bfd_mach_m68040
: id
= "68040"; break;
3470 case bfd_mach_m68060
: id
= "68060"; break;
3471 case bfd_mach_cpu32
: id
= "cpu32"; break;
3472 case bfd_mach_mcf_isa_a_nodiv
: id
= "isa-a:nodiv"; break;
3473 case bfd_mach_mcf_isa_a
: id
= "isa-a"; break;
3474 case bfd_mach_mcf_isa_a_mac
: id
= "isa-a:mac"; break;
3475 case bfd_mach_mcf_isa_a_emac
: id
= "isa-a:emac"; break;
3476 case bfd_mach_mcf_isa_aplus
: id
= "isa-aplus"; break;
3477 case bfd_mach_mcf_isa_aplus_mac
: id
= "isa-aplus:mac"; break;
3478 case bfd_mach_mcf_isa_aplus_emac
: id
= "isa-aplus:mac"; break;
3479 case bfd_mach_mcf_isa_b_nousp
: id
= "isa-b:nousp"; break;
3480 case bfd_mach_mcf_isa_b_nousp_mac
: id
= "isa-b:nousp:mac"; break;
3481 case bfd_mach_mcf_isa_b_nousp_emac
: id
= "isa-b:nousp:emac"; break;
3482 case bfd_mach_mcf_isa_b
: id
= "isa-b"; break;
3483 case bfd_mach_mcf_isa_b_mac
: id
= "isa-b:mac"; break;
3484 case bfd_mach_mcf_isa_b_emac
: id
= "isa-b:emac"; break;
3485 case bfd_mach_mcf_isa_b_float
: id
= "isa-b:float"; break;
3486 case bfd_mach_mcf_isa_b_float_mac
: id
= "isa-b:float:mac"; break;
3487 case bfd_mach_mcf_isa_b_float_emac
: id
= "isa-b:float:emac"; break;
3490 if (! ieee_write_id (abfd
, id
))
3500 ieee_write_object_contents (bfd
*abfd
)
3502 ieee_data_type
*ieee
= IEEE_DATA (abfd
);
3506 /* Fast forward over the header area. */
3507 if (bfd_seek (abfd
, (file_ptr
) 0, SEEK_SET
) != 0)
3510 if (! ieee_write_byte (abfd
, ieee_module_beginning_enum
)
3511 || ! ieee_write_processor (abfd
)
3512 || ! ieee_write_id (abfd
, abfd
->filename
))
3515 /* Fast forward over the variable bits. */
3516 if (! ieee_write_byte (abfd
, ieee_address_descriptor_enum
))
3520 if (! ieee_write_byte (abfd
, (bfd_byte
) (bfd_arch_bits_per_byte (abfd
))))
3522 /* MAU's per address. */
3523 if (! ieee_write_byte (abfd
,
3524 (bfd_byte
) (bfd_arch_bits_per_address (abfd
)
3525 / bfd_arch_bits_per_byte (abfd
))))
3528 old
= bfd_tell (abfd
);
3529 if (bfd_seek (abfd
, (file_ptr
) (8 * N_W_VARIABLES
), SEEK_CUR
) != 0)
3532 ieee
->w
.r
.extension_record
= bfd_tell (abfd
);
3533 if (bfd_bwrite ((char *) exten
, (bfd_size_type
) sizeof (exten
), abfd
)
3536 if (abfd
->flags
& EXEC_P
)
3538 if (! ieee_write_byte (abfd
, 0x1)) /* Absolute. */
3543 if (! ieee_write_byte (abfd
, 0x2)) /* Relocateable. */
3547 ieee
->w
.r
.environmental_record
= bfd_tell (abfd
);
3548 if (bfd_bwrite ((char *) envi
, (bfd_size_type
) sizeof (envi
), abfd
)
3552 /* The HP emulator database requires a timestamp in the file. */
3558 t
= (struct tm
*) localtime (&now
);
3559 if (! ieee_write_2bytes (abfd
, (int) ieee_atn_record_enum
)
3560 || ! ieee_write_byte (abfd
, 0x21)
3561 || ! ieee_write_byte (abfd
, 0)
3562 || ! ieee_write_byte (abfd
, 50)
3563 || ! ieee_write_int (abfd
, (bfd_vma
) (t
->tm_year
+ 1900))
3564 || ! ieee_write_int (abfd
, (bfd_vma
) (t
->tm_mon
+ 1))
3565 || ! ieee_write_int (abfd
, (bfd_vma
) t
->tm_mday
)
3566 || ! ieee_write_int (abfd
, (bfd_vma
) t
->tm_hour
)
3567 || ! ieee_write_int (abfd
, (bfd_vma
) t
->tm_min
)
3568 || ! ieee_write_int (abfd
, (bfd_vma
) t
->tm_sec
))
3576 if (! ieee_write_section_part (abfd
))
3578 /* First write the symbols. This changes their values into table
3579 indeces so we cant use it after this point. */
3580 if (! ieee_write_external_part (abfd
))
3583 /* Write any debugs we have been told about. */
3584 if (! ieee_write_debug_part (abfd
))
3587 /* Can only write the data once the symbols have been written, since
3588 the data contains relocation information which points to the
3590 if (! ieee_write_data_part (abfd
))
3593 /* At the end we put the end! */
3594 if (! ieee_write_me_part (abfd
))
3597 /* Generate the header. */
3598 if (bfd_seek (abfd
, old
, SEEK_SET
) != 0)
3601 for (i
= 0; i
< N_W_VARIABLES
; i
++)
3603 if (! ieee_write_2bytes (abfd
, ieee_assign_value_to_variable_enum
)
3604 || ! ieee_write_byte (abfd
, (bfd_byte
) i
)
3605 || ! ieee_write_int5_out (abfd
, (bfd_vma
) ieee
->w
.offset
[i
]))
3612 /* Native-level interface to symbols. */
3614 /* We read the symbols into a buffer, which is discarded when this
3615 function exits. We read the strings into a buffer large enough to
3616 hold them all plus all the cached symbol entries. */
3619 ieee_make_empty_symbol (bfd
*abfd
)
3621 bfd_size_type amt
= sizeof (ieee_symbol_type
);
3622 ieee_symbol_type
*new = bfd_zalloc (abfd
, amt
);
3626 new->symbol
.the_bfd
= abfd
;
3627 return &new->symbol
;
3631 ieee_openr_next_archived_file (bfd
*arch
, bfd
*prev
)
3633 ieee_ar_data_type
*ar
= IEEE_AR_DATA (arch
);
3635 /* Take the next one from the arch state, or reset. */
3636 if (prev
== (bfd
*) NULL
)
3637 /* Reset the index - the first two entries are bogus. */
3638 ar
->element_index
= 2;
3642 ieee_ar_obstack_type
*p
= ar
->elements
+ ar
->element_index
;
3644 ar
->element_index
++;
3645 if (ar
->element_index
<= ar
->element_count
)
3647 if (p
->file_offset
!= (file_ptr
) 0)
3649 if (p
->abfd
== (bfd
*) NULL
)
3651 p
->abfd
= _bfd_create_empty_archive_element_shell (arch
);
3652 p
->abfd
->origin
= p
->file_offset
;
3659 bfd_set_error (bfd_error_no_more_archived_files
);
3666 ieee_find_nearest_line (bfd
*abfd ATTRIBUTE_UNUSED
,
3667 asection
*section ATTRIBUTE_UNUSED
,
3668 asymbol
**symbols ATTRIBUTE_UNUSED
,
3669 bfd_vma offset ATTRIBUTE_UNUSED
,
3670 const char **filename_ptr ATTRIBUTE_UNUSED
,
3671 const char **functionname_ptr ATTRIBUTE_UNUSED
,
3672 unsigned int *line_ptr ATTRIBUTE_UNUSED
)
3678 ieee_find_inliner_info (bfd
*abfd ATTRIBUTE_UNUSED
,
3679 const char **filename_ptr ATTRIBUTE_UNUSED
,
3680 const char **functionname_ptr ATTRIBUTE_UNUSED
,
3681 unsigned int *line_ptr ATTRIBUTE_UNUSED
)
3687 ieee_generic_stat_arch_elt (bfd
*abfd
, struct stat
*buf
)
3689 ieee_ar_data_type
*ar
= (ieee_ar_data_type
*) NULL
;
3690 ieee_data_type
*ieee
;
3692 if (abfd
->my_archive
!= NULL
)
3693 ar
= abfd
->my_archive
->tdata
.ieee_ar_data
;
3694 if (ar
== (ieee_ar_data_type
*) NULL
)
3696 bfd_set_error (bfd_error_invalid_operation
);
3700 if (IEEE_DATA (abfd
) == NULL
)
3702 if (ieee_object_p (abfd
) == NULL
)
3704 bfd_set_error (bfd_error_wrong_format
);
3709 ieee
= IEEE_DATA (abfd
);
3711 buf
->st_size
= ieee
->w
.r
.me_record
+ 1;
3712 buf
->st_mode
= 0644;
3717 ieee_sizeof_headers (bfd
*abfd ATTRIBUTE_UNUSED
,
3718 struct bfd_link_info
*info ATTRIBUTE_UNUSED
)
3723 #define ieee_close_and_cleanup _bfd_generic_close_and_cleanup
3724 #define ieee_bfd_free_cached_info _bfd_generic_bfd_free_cached_info
3726 #define ieee_slurp_armap bfd_true
3727 #define ieee_slurp_extended_name_table bfd_true
3728 #define ieee_construct_extended_name_table \
3730 (bfd *, char **, bfd_size_type *, const char **)) \
3732 #define ieee_truncate_arname bfd_dont_truncate_arname
3733 #define ieee_write_armap \
3735 (bfd *, unsigned int, struct orl *, unsigned int, int)) \
3737 #define ieee_read_ar_hdr bfd_nullvoidptr
3738 #define ieee_update_armap_timestamp bfd_true
3739 #define ieee_get_elt_at_index _bfd_generic_get_elt_at_index
3741 #define ieee_bfd_is_target_special_symbol \
3742 ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false)
3743 #define ieee_bfd_is_local_label_name bfd_generic_is_local_label_name
3744 #define ieee_get_lineno _bfd_nosymbols_get_lineno
3745 #define ieee_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol
3746 #define ieee_read_minisymbols _bfd_generic_read_minisymbols
3747 #define ieee_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol
3749 #define ieee_bfd_reloc_type_lookup _bfd_norelocs_bfd_reloc_type_lookup
3751 #define ieee_set_arch_mach _bfd_generic_set_arch_mach
3753 #define ieee_get_section_contents_in_window \
3754 _bfd_generic_get_section_contents_in_window
3755 #define ieee_bfd_get_relocated_section_contents \
3756 bfd_generic_get_relocated_section_contents
3757 #define ieee_bfd_relax_section bfd_generic_relax_section
3758 #define ieee_bfd_gc_sections bfd_generic_gc_sections
3759 #define ieee_bfd_merge_sections bfd_generic_merge_sections
3760 #define ieee_bfd_is_group_section bfd_generic_is_group_section
3761 #define ieee_bfd_discard_group bfd_generic_discard_group
3762 #define ieee_section_already_linked \
3763 _bfd_generic_section_already_linked
3764 #define ieee_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
3765 #define ieee_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
3766 #define ieee_bfd_link_add_symbols _bfd_generic_link_add_symbols
3767 #define ieee_bfd_link_just_syms _bfd_generic_link_just_syms
3768 #define ieee_bfd_final_link _bfd_generic_final_link
3769 #define ieee_bfd_link_split_section _bfd_generic_link_split_section
3771 const bfd_target ieee_vec
=
3774 bfd_target_ieee_flavour
,
3775 BFD_ENDIAN_UNKNOWN
, /* Target byte order. */
3776 BFD_ENDIAN_UNKNOWN
, /* Target headers byte order. */
3777 (HAS_RELOC
| EXEC_P
| /* Object flags. */
3778 HAS_LINENO
| HAS_DEBUG
|
3779 HAS_SYMS
| HAS_LOCALS
| WP_TEXT
| D_PAGED
),
3780 (SEC_CODE
| SEC_DATA
| SEC_ROM
| SEC_HAS_CONTENTS
3781 | SEC_ALLOC
| SEC_LOAD
| SEC_RELOC
), /* Section flags. */
3782 '_', /* Leading underscore. */
3783 ' ', /* AR_pad_char. */
3784 16, /* AR_max_namelen. */
3785 bfd_getb64
, bfd_getb_signed_64
, bfd_putb64
,
3786 bfd_getb32
, bfd_getb_signed_32
, bfd_putb32
,
3787 bfd_getb16
, bfd_getb_signed_16
, bfd_putb16
, /* Data. */
3788 bfd_getb64
, bfd_getb_signed_64
, bfd_putb64
,
3789 bfd_getb32
, bfd_getb_signed_32
, bfd_putb32
,
3790 bfd_getb16
, bfd_getb_signed_16
, bfd_putb16
, /* Headers. */
3793 ieee_object_p
, /* bfd_check_format. */
3800 _bfd_generic_mkarchive
,
3805 ieee_write_object_contents
,
3806 _bfd_write_archive_contents
,
3810 /* ieee_close_and_cleanup, ieee_bfd_free_cached_info, ieee_new_section_hook,
3811 ieee_get_section_contents, ieee_get_section_contents_in_window. */
3812 BFD_JUMP_TABLE_GENERIC (ieee
),
3814 BFD_JUMP_TABLE_COPY (_bfd_generic
),
3815 BFD_JUMP_TABLE_CORE (_bfd_nocore
),
3817 /* ieee_slurp_armap, ieee_slurp_extended_name_table,
3818 ieee_construct_extended_name_table, ieee_truncate_arname,
3819 ieee_write_armap, ieee_read_ar_hdr, ieee_openr_next_archived_file,
3820 ieee_get_elt_at_index, ieee_generic_stat_arch_elt,
3821 ieee_update_armap_timestamp. */
3822 BFD_JUMP_TABLE_ARCHIVE (ieee
),
3824 /* ieee_get_symtab_upper_bound, ieee_canonicalize_symtab,
3825 ieee_make_empty_symbol, ieee_print_symbol, ieee_get_symbol_info,
3826 ieee_bfd_is_local_label_name, ieee_get_lineno,
3827 ieee_find_nearest_line, ieee_bfd_make_debug_symbol,
3828 ieee_read_minisymbols, ieee_minisymbol_to_symbol. */
3829 BFD_JUMP_TABLE_SYMBOLS (ieee
),
3831 /* ieee_get_reloc_upper_bound, ieee_canonicalize_reloc,
3832 ieee_bfd_reloc_type_lookup. */
3833 BFD_JUMP_TABLE_RELOCS (ieee
),
3835 /* ieee_set_arch_mach, ieee_set_section_contents. */
3836 BFD_JUMP_TABLE_WRITE (ieee
),
3838 /* ieee_sizeof_headers, ieee_bfd_get_relocated_section_contents,
3839 ieee_bfd_relax_section, ieee_bfd_link_hash_table_create,
3840 _bfd_generic_link_hash_table_free,
3841 ieee_bfd_link_add_symbols, ieee_bfd_final_link,
3842 ieee_bfd_link_split_section, ieee_bfd_gc_sections,
3843 ieee_bfd_merge_sections. */
3844 BFD_JUMP_TABLE_LINK (ieee
),
3846 BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic
),