1 /* BFD back-end for TMS320C30 a.out binaries.
2 Copyright 1998, 1999, 2000 Free Software Foundation, Inc.
3 Contributed by Steven Haworth (steve@pm.cse.rmit.edu.au)
5 This file is part of BFD, the Binary File Descriptor library.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
22 #define TARGET_IS_BIG_ENDIAN_P
23 #define N_HEADER_IN_TEXT(x) 1
24 #define BYTES_IN_WORD 4
25 #define TEXT_START_ADDR 1024
26 #define TARGET_PAGE_SIZE 128
27 #define SEGMENT_SIZE TARGET_PAGE_SIZE
28 #define DEFAULT_ARCH bfd_arch_tic30
31 #define MY(OP) CAT(tic30_aout_,OP)
32 #define TARGETNAME "a.out-tic30"
33 #define NAME(x,y) CAT3(tic30_aout,_32_,y)
39 #include "aout/aout64.h"
40 #include "aout/stab_gnu.h"
43 static bfd_reloc_status_type tic30_aout_fix_16
44 PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
45 static bfd_reloc_status_type tic30_aout_fix_32
46 PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
47 static bfd_reloc_status_type tic30_aout_fix_pcrel_16
48 PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
49 static reloc_howto_type *tic30_aout_reloc_howto
50 PARAMS ((bfd *, struct reloc_std_external *, int *, int *, int *));
51 static bfd_reloc_status_type tic30_aout_relocate_contents
52 PARAMS ((reloc_howto_type *, bfd *, bfd_vma, bfd_byte *));
53 static bfd_reloc_status_type tic30_aout_final_link_relocate
54 PARAMS ((reloc_howto_type *, bfd *, asection *, bfd_byte *, bfd_vma,
56 static const bfd_target *tic30_aout_object_p PARAMS ((bfd *));
57 static boolean tic30_aout_write_object_contents PARAMS ((bfd *));
58 static boolean tic30_aout_set_sizes PARAMS ((bfd *));
60 #define MY_reloc_howto(BFD,REL,IN,EX,PC) tic30_aout_reloc_howto(BFD,REL,&IN,&EX,&PC)
61 #define MY_final_link_relocate tic30_aout_final_link_relocate
62 #define MY_object_p tic30_aout_object_p
63 #define MY_mkobject NAME(aout,mkobject)
64 #define MY_write_object_contents tic30_aout_write_object_contents
65 #define MY_set_sizes tic30_aout_set_sizes
67 #ifndef MY_exec_hdr_flags
68 #define MY_exec_hdr_flags 1
71 #ifndef MY_backend_data
73 #ifndef MY_zmagic_contiguous
74 #define MY_zmagic_contiguous 0
76 #ifndef MY_text_includes_header
77 #define MY_text_includes_header 0
79 #ifndef MY_entry_is_text_address
80 #define MY_entry_is_text_address 0
82 #ifndef MY_exec_header_not_counted
83 #define MY_exec_header_not_counted 1
85 #ifndef MY_add_dynamic_symbols
86 #define MY_add_dynamic_symbols 0
88 #ifndef MY_add_one_symbol
89 #define MY_add_one_symbol 0
91 #ifndef MY_link_dynamic_object
92 #define MY_link_dynamic_object 0
94 #ifndef MY_write_dynamic_symbol
95 #define MY_write_dynamic_symbol 0
97 #ifndef MY_check_dynamic_reloc
98 #define MY_check_dynamic_reloc 0
100 #ifndef MY_finish_dynamic_link
101 #define MY_finish_dynamic_link 0
104 static CONST struct aout_backend_data tic30_aout_backend_data =
106 MY_zmagic_contiguous,
107 MY_text_includes_header,
108 MY_entry_is_text_address,
112 MY_exec_header_not_counted,
113 MY_add_dynamic_symbols,
115 MY_link_dynamic_object,
116 MY_write_dynamic_symbol,
117 MY_check_dynamic_reloc,
118 MY_finish_dynamic_link
120 #define MY_backend_data &tic30_aout_backend_data
123 /* FIXME: This is wrong. aoutx.h should really only be included by
128 /* This table lists the relocation types for the TMS320C30. There are
129 only a few relocations required, and all must be divided by 4 (>>
130 2) to get the 32-bit addresses in the format the TMS320C30 likes
132 reloc_howto_type tic30_aout_howto_table[] =
135 HOWTO (1, 2, 1, 16, false, 0, 0, tic30_aout_fix_16,
136 "16", false, 0x0000FFFF, 0x0000FFFF, false),
137 HOWTO (2, 2, 2, 24, false, 0, complain_overflow_bitfield, NULL,
138 "24", false, 0x00FFFFFF, 0x00FFFFFF, false),
139 HOWTO (3, 18, 3, 24, false, 0, complain_overflow_bitfield, NULL,
140 "LDP", false, 0x00FF0000, 0x000000FF, false),
141 HOWTO (4, 2, 4, 32, false, 0, complain_overflow_bitfield, tic30_aout_fix_32,
142 "32", false, 0xFFFFFFFF, 0xFFFFFFFF, false),
143 HOWTO (5, 2, 1, 16, true, 0, complain_overflow_signed,
144 tic30_aout_fix_pcrel_16, "PCREL", true, 0x0000FFFF, 0x0000FFFF, true),
152 extern reloc_howto_type *NAME (aout, reloc_type_lookup) ();
155 tic30_aout_reloc_type_lookup (abfd, code)
156 bfd *abfd ATTRIBUTE_UNUSED;
157 bfd_reloc_code_real_type code;
162 case BFD_RELOC_TIC30_LDP:
163 return &tic30_aout_howto_table[3];
165 return &tic30_aout_howto_table[1];
167 return &tic30_aout_howto_table[2];
168 case BFD_RELOC_16_PCREL:
169 return &tic30_aout_howto_table[5];
171 return &tic30_aout_howto_table[4];
173 return (reloc_howto_type *) NULL;
177 static reloc_howto_type *
178 tic30_aout_reloc_howto (abfd, relocs, r_index, r_extern, r_pcrel)
180 struct reloc_std_external *relocs;
185 unsigned int r_length;
186 unsigned int r_pcrel_done;
190 if (bfd_header_big_endian (abfd))
192 *r_index = ((relocs->r_index[0] << 16) | (relocs->r_index[1] << 8) | relocs->r_index[2]);
193 *r_extern = (0 != (relocs->r_type[0] & RELOC_STD_BITS_EXTERN_BIG));
194 r_pcrel_done = (0 != (relocs->r_type[0] & RELOC_STD_BITS_PCREL_BIG));
195 r_length = ((relocs->r_type[0] & RELOC_STD_BITS_LENGTH_BIG) >> RELOC_STD_BITS_LENGTH_SH_BIG);
199 *r_index = ((relocs->r_index[2] << 16) | (relocs->r_index[1] << 8) | relocs->r_index[0]);
200 *r_extern = (0 != (relocs->r_type[0] & RELOC_STD_BITS_EXTERN_LITTLE));
201 r_pcrel_done = (0 != (relocs->r_type[0] & RELOC_STD_BITS_PCREL_LITTLE));
202 r_length = ((relocs->r_type[0] & RELOC_STD_BITS_LENGTH_LITTLE) >> RELOC_STD_BITS_LENGTH_SH_LITTLE);
204 index = r_length + 4 * r_pcrel_done;
205 return tic30_aout_howto_table + index;
208 /* This function is used as a callback for 16-bit relocs. This is
209 required for relocations between segments. A line in aoutx.h
210 requires that any relocations for the data section should point to
211 the end of the aligned text section, plus an offset. By default,
212 this does not happen, therefore this function takes care of
215 static bfd_reloc_status_type
216 tic30_aout_fix_16 (abfd, reloc_entry, symbol, data, input_section, output_bfd, error_message)
218 arelent *reloc_entry;
221 asection *input_section ATTRIBUTE_UNUSED;
223 char **error_message ATTRIBUTE_UNUSED;
227 /* Make sure that the symbol's section is defined. */
228 if (symbol->section == &bfd_und_section && (symbol->flags & BSF_WEAK) == 0)
229 return output_bfd ? bfd_reloc_ok : bfd_reloc_undefined;
230 /* Get the size of the input section and turn it into the TMS320C30
231 32-bit address format. */
232 relocation = (symbol->section->vma >> 2);
233 relocation += bfd_get_16 (abfd, (bfd_byte *) data + reloc_entry->address);
234 bfd_put_16 (abfd, relocation, (bfd_byte *) data + reloc_entry->address);
238 /* This function does the same thing as tic30_aout_fix_16 except for 32
241 static bfd_reloc_status_type
242 tic30_aout_fix_32 (abfd, reloc_entry, symbol, data, input_section,
243 output_bfd, error_message)
245 arelent *reloc_entry;
248 asection *input_section ATTRIBUTE_UNUSED;
250 char **error_message ATTRIBUTE_UNUSED;
254 /* Make sure that the symbol's section is defined. */
255 if (symbol->section == &bfd_und_section && (symbol->flags & BSF_WEAK) == 0)
256 return output_bfd ? bfd_reloc_ok : bfd_reloc_undefined;
257 /* Get the size of the input section and turn it into the TMS320C30
258 32-bit address format. */
259 relocation = (symbol->section->vma >> 2);
260 relocation += bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);
261 bfd_put_32 (abfd, relocation, (bfd_byte *) data + reloc_entry->address);
265 /* This function is used to work out pc-relative offsets for the
266 TMS320C30. The data already placed by md_pcrel_from within gas is
267 useless for a relocation, so we just get the offset value and place
268 a version of this within the object code.
269 tic30_aout_final_link_relocate will then calculate the required
270 relocation to add on to the value in the object code. */
272 static bfd_reloc_status_type
273 tic30_aout_fix_pcrel_16 (abfd, reloc_entry, symbol, data, input_section,
274 output_bfd, error_message)
276 arelent *reloc_entry;
277 asymbol *symbol ATTRIBUTE_UNUSED;
279 asection *input_section ATTRIBUTE_UNUSED;
280 bfd *output_bfd ATTRIBUTE_UNUSED;
281 char **error_message ATTRIBUTE_UNUSED;
283 bfd_vma relocation = 1;
284 bfd_byte offset_data = bfd_get_8 (abfd, (bfd_byte *) data + reloc_entry->address - 1);
286 /* The byte before the location of the fix contains bits 23-16 of
287 the pcrel instruction. Bit 21 is set for a delayed instruction
288 which requires on offset of 3 instead of 1. */
289 if (offset_data & 0x20)
293 bfd_put_16 (abfd, relocation, (bfd_byte *) data + reloc_entry->address);
297 /* These macros will get 24-bit values from the bfd definition.
299 #define bfd_getb_24(BFD,ADDR) \
300 (bfd_get_8 (BFD, ADDR ) << 16) | \
301 (bfd_get_8 (BFD, ADDR + 1) << 8) | \
302 (bfd_get_8 (BFD, ADDR + 2) )
304 #define bfd_putb_24(BFD,DATA,ADDR) \
305 bfd_put_8 (BFD, (bfd_byte) ((DATA >> 16) & 0xFF), ADDR ); \
306 bfd_put_8 (BFD, (bfd_byte) ((DATA >> 8) & 0xFF), ADDR + 1); \
307 bfd_put_8 (BFD, (bfd_byte) ( DATA & 0xFF), ADDR + 2)
309 /* Set parameters about this a.out file that are machine-dependent.
310 This routine is called from some_aout_object_p just before it returns. */
312 static const bfd_target *
313 tic30_aout_callback (abfd)
316 struct internal_exec *execp = exec_hdr (abfd);
317 unsigned int arch_align_power;
318 unsigned long arch_align;
320 /* Calculate the file positions of the parts of a newly read aout header */
321 obj_textsec (abfd)->_raw_size = N_TXTSIZE (*execp);
323 /* The virtual memory addresses of the sections */
324 obj_textsec (abfd)->vma = N_TXTADDR (*execp);
325 obj_datasec (abfd)->vma = N_DATADDR (*execp);
326 obj_bsssec (abfd)->vma = N_BSSADDR (*execp);
328 obj_textsec (abfd)->lma = obj_textsec (abfd)->vma;
329 obj_datasec (abfd)->lma = obj_datasec (abfd)->vma;
330 obj_bsssec (abfd)->lma = obj_bsssec (abfd)->vma;
332 /* The file offsets of the sections */
333 obj_textsec (abfd)->filepos = N_TXTOFF (*execp);
334 obj_datasec (abfd)->filepos = N_DATOFF (*execp);
336 /* The file offsets of the relocation info */
337 obj_textsec (abfd)->rel_filepos = N_TRELOFF (*execp);
338 obj_datasec (abfd)->rel_filepos = N_DRELOFF (*execp);
340 /* The file offsets of the string table and symbol table. */
341 obj_sym_filepos (abfd) = N_SYMOFF (*execp);
342 obj_str_filepos (abfd) = N_STROFF (*execp);
344 /* Determine the architecture and machine type of the object file. */
346 SET_ARCH_MACH (abfd, *execp);
348 bfd_default_set_arch_mach (abfd, DEFAULT_ARCH, 0);
351 /* Now that we know the architecture, set the alignments of the
352 sections. This is normally done by NAME(aout,new_section_hook),
353 but when the initial sections were created the architecture had
354 not yet been set. However, for backward compatibility, we don't
355 set the alignment power any higher than as required by the size
357 arch_align_power = bfd_get_arch_info (abfd)->section_align_power;
358 arch_align = 1 << arch_align_power;
359 if ((BFD_ALIGN (obj_textsec (abfd)->_raw_size, arch_align)
360 == obj_textsec (abfd)->_raw_size)
361 && (BFD_ALIGN (obj_datasec (abfd)->_raw_size, arch_align)
362 == obj_datasec (abfd)->_raw_size)
363 && (BFD_ALIGN (obj_bsssec (abfd)->_raw_size, arch_align)
364 == obj_bsssec (abfd)->_raw_size))
366 obj_textsec (abfd)->alignment_power = arch_align_power;
367 obj_datasec (abfd)->alignment_power = arch_align_power;
368 obj_bsssec (abfd)->alignment_power = arch_align_power;
373 static bfd_reloc_status_type
374 tic30_aout_final_link_relocate (howto, input_bfd, input_section, contents,
375 address, value, addend)
376 reloc_howto_type *howto;
378 asection *input_section;
386 if (address > input_section->_raw_size)
387 return bfd_reloc_outofrange;
389 relocation = value + addend;
390 if (howto->pc_relative)
392 relocation -= (input_section->output_section->vma + input_section->output_offset);
393 if (howto->pcrel_offset)
394 relocation -= address;
396 return tic30_aout_relocate_contents (howto, input_bfd, relocation,
400 bfd_reloc_status_type
401 tic30_aout_relocate_contents (howto, input_bfd, relocation, location)
402 reloc_howto_type *howto;
411 relocation = -relocation;
420 x = bfd_get_16 (input_bfd, location);
423 x = bfd_getb_24 (input_bfd, location);
426 x = bfd_get_8 (input_bfd, location);
429 x = bfd_get_32 (input_bfd, location);
433 if (howto->complain_on_overflow != complain_overflow_dont)
436 bfd_signed_vma signed_check;
438 bfd_signed_vma signed_add;
440 if (howto->rightshift == 0)
443 signed_check = (bfd_signed_vma) relocation;
447 check = relocation >> howto->rightshift;
448 if ((bfd_signed_vma) relocation >= 0)
449 signed_check = check;
451 signed_check = (check | ((bfd_vma) - 1 & ~((bfd_vma) - 1 >> howto->rightshift)));
453 add = x & howto->src_mask;
455 if ((add & (((~howto->src_mask) >> 1) & howto->src_mask)) != 0)
456 signed_add -= (((~howto->src_mask) >> 1) & howto->src_mask) << 1;
457 if (howto->bitpos == 0)
460 signed_check += signed_add;
464 check += add >> howto->bitpos;
466 signed_check += add >> howto->bitpos;
468 signed_check += ((add >> howto->bitpos) | ((bfd_vma) - 1 & ~((bfd_vma) - 1 >> howto->bitpos)));
470 switch (howto->complain_on_overflow)
472 case complain_overflow_signed:
474 bfd_signed_vma reloc_signed_max = (1 << (howto->bitsize - 1)) - 1;
475 bfd_signed_vma reloc_signed_min = ~reloc_signed_max;
476 if (signed_check > reloc_signed_max || signed_check < reloc_signed_min)
480 case complain_overflow_unsigned:
482 bfd_vma reloc_unsigned_max = (((1 << (howto->bitsize - 1)) - 1) << 1) | 1;
483 if (check > reloc_unsigned_max)
487 case complain_overflow_bitfield:
489 bfd_vma reloc_bits = (((1 << (howto->bitsize - 1)) - 1) << 1) | 1;
490 if ((check & ~reloc_bits) != 0 && (((bfd_vma) signed_check & ~reloc_bits) != (-1 & ~reloc_bits)))
498 relocation >>= (bfd_vma) howto->rightshift;
499 relocation <<= (bfd_vma) howto->bitpos;
500 x = ((x & ~howto->dst_mask) | (((x & howto->src_mask) + relocation) & howto->dst_mask));
508 bfd_put_16 (input_bfd, x, location);
511 bfd_putb_24 (input_bfd, x, location);
514 bfd_put_8 (input_bfd, x, location);
517 bfd_put_32 (input_bfd, x, location);
520 return overflow ? bfd_reloc_overflow : bfd_reloc_ok;
523 /* Finish up the reading of an a.out file header */
525 static const bfd_target *
526 tic30_aout_object_p (abfd)
529 struct external_exec exec_bytes; /* Raw exec header from file */
530 struct internal_exec exec; /* Cleaned-up exec header */
531 const bfd_target *target;
533 if (bfd_read ((PTR) & exec_bytes, 1, EXEC_BYTES_SIZE, abfd)
536 if (bfd_get_error () != bfd_error_system_call)
537 bfd_set_error (bfd_error_wrong_format);
542 exec.a_info = SWAP_MAGIC (exec_bytes.e_info);
544 exec.a_info = bfd_h_get_32 (abfd, exec_bytes.e_info);
545 #endif /* SWAP_MAGIC */
550 if (!(MACHTYPE_OK (N_MACHTYPE (exec))))
554 NAME (aout, swap_exec_header_in) (abfd, &exec_bytes, &exec);
557 /* swap_exec_header_in read in a_info with the wrong byte order */
558 exec.a_info = SWAP_MAGIC (exec_bytes.e_info);
559 #endif /* SWAP_MAGIC */
561 target = NAME (aout, some_aout_object_p) (abfd, &exec, tic30_aout_callback);
563 #ifdef ENTRY_CAN_BE_ZERO
564 /* The NEWSOS3 entry-point is/was 0, which (amongst other lossage)
565 * means that it isn't obvious if EXEC_P should be set.
566 * All of the following must be true for an executable:
567 * There must be no relocations, the bfd can be neither an
568 * archive nor an archive element, and the file must be executable. */
570 if (exec.a_trsize + exec.a_drsize == 0
571 && bfd_get_format (abfd) == bfd_object && abfd->my_archive == NULL)
575 #define S_IXUSR 0100 /* Execute by owner. */
577 if (stat (abfd->filename, &buf) == 0 && (buf.st_mode & S_IXUSR))
578 abfd->flags |= EXEC_P;
580 #endif /* ENTRY_CAN_BE_ZERO */
585 /* Copy private section data. This actually does nothing with the
586 sections. It copies the subformat field. We copy it here, because
587 we need to know whether this is a QMAGIC file before we set the
588 section contents, and copy_private_bfd_data is not called until
589 after the section contents have been set. */
592 MY_bfd_copy_private_section_data (ibfd, isec, obfd, osec)
594 asection *isec ATTRIBUTE_UNUSED;
596 asection *osec ATTRIBUTE_UNUSED;
598 if (bfd_get_flavour (obfd) == bfd_target_aout_flavour)
599 obj_aout_subformat (obfd) = obj_aout_subformat (ibfd);
603 /* Write an object file.
604 Section contents have already been written. We write the
605 file header, symbols, and relocation. */
608 tic30_aout_write_object_contents (abfd)
611 struct external_exec exec_bytes;
612 struct internal_exec *execp = exec_hdr (abfd);
614 obj_reloc_entry_size (abfd) = RELOC_STD_SIZE;
617 bfd_size_type text_size; /* dummy vars */
619 if (adata (abfd).magic == undecided_magic)
620 NAME (aout, adjust_sizes_and_vmas) (abfd, &text_size, &text_end);
622 execp->a_syms = bfd_get_symcount (abfd) * EXTERNAL_NLIST_SIZE;
623 execp->a_entry = bfd_get_start_address (abfd);
625 execp->a_trsize = ((obj_textsec (abfd)->reloc_count) * obj_reloc_entry_size (abfd));
626 execp->a_drsize = ((obj_datasec (abfd)->reloc_count) * obj_reloc_entry_size (abfd));
627 NAME (aout, swap_exec_header_out) (abfd, execp, &exec_bytes);
629 if (adata (abfd).exec_bytes_size > 0)
631 if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
633 if (bfd_write ((PTR) & exec_bytes, 1, adata (abfd).exec_bytes_size, abfd) != adata (abfd).exec_bytes_size)
636 /* Now write out reloc info, followed by syms and strings */
638 if (bfd_get_outsymbols (abfd) != (asymbol **) NULL
639 && bfd_get_symcount (abfd) != 0)
641 if (bfd_seek (abfd, (file_ptr) (N_SYMOFF (*execp)), SEEK_SET) != 0)
644 if (!NAME (aout, write_syms) (abfd))
648 if (bfd_seek (abfd, (file_ptr) (N_TRELOFF (*execp)), SEEK_SET) != 0)
650 if (!NAME (aout, squirt_out_relocs) (abfd, obj_textsec (abfd)))
653 if (bfd_seek (abfd, (file_ptr) (N_DRELOFF (*execp)), SEEK_SET) != 0)
655 if (!NAME (aout, squirt_out_relocs) (abfd, obj_datasec (abfd)))
663 tic30_aout_set_sizes (abfd)
666 adata (abfd).page_size = TARGET_PAGE_SIZE;
669 adata (abfd).segment_size = SEGMENT_SIZE;
671 adata (abfd).segment_size = TARGET_PAGE_SIZE;
674 #ifdef ZMAGIC_DISK_BLOCK_SIZE
675 adata (abfd).zmagic_disk_block_size = ZMAGIC_DISK_BLOCK_SIZE;
677 adata (abfd).zmagic_disk_block_size = TARGET_PAGE_SIZE;
680 adata (abfd).exec_bytes_size = EXEC_BYTES_SIZE;
685 #ifndef MY_final_link_callback
687 /* Callback for the final_link routine to set the section offsets. */
689 static void MY_final_link_callback
690 PARAMS ((bfd *, file_ptr *, file_ptr *, file_ptr *));
693 MY_final_link_callback (abfd, ptreloff, pdreloff, psymoff)
699 struct internal_exec *execp = exec_hdr (abfd);
701 *ptreloff = obj_datasec (abfd)->filepos + execp->a_data;
702 *pdreloff = *ptreloff + execp->a_trsize;
703 *psymoff = *pdreloff + execp->a_drsize;;
708 #ifndef MY_bfd_final_link
710 /* Final link routine. We need to use a call back to get the correct
711 offsets in the output file. */
714 MY_bfd_final_link (abfd, info)
716 struct bfd_link_info *info;
718 struct internal_exec *execp = exec_hdr (abfd);
723 /* Set the executable header size to 0, as we don't want one for an
725 adata (abfd).exec_bytes_size = 0;
726 pos = adata (abfd).exec_bytes_size;
728 vma = info->create_object_symbols_section->vma;
730 obj_textsec (abfd)->filepos = pos;
731 obj_textsec (abfd)->vma = vma;
732 obj_textsec (abfd)->user_set_vma = 1;
733 pos += obj_textsec (abfd)->_raw_size;
734 vma += obj_textsec (abfd)->_raw_size;
737 if (abfd->flags & D_PAGED)
739 if (info->create_object_symbols_section->next->vma > 0)
740 obj_datasec (abfd)->vma = info->create_object_symbols_section->next->vma;
742 obj_datasec (abfd)->vma = BFD_ALIGN (vma, adata (abfd).segment_size);
746 obj_datasec (abfd)->vma = BFD_ALIGN (vma, 4);
748 if (obj_datasec (abfd)->vma < vma)
750 obj_datasec (abfd)->vma = BFD_ALIGN (vma, 4);
752 obj_datasec (abfd)->user_set_vma = 1;
753 vma = obj_datasec (abfd)->vma;
754 obj_datasec (abfd)->filepos = vma + adata (abfd).exec_bytes_size;
755 execp->a_text = vma - obj_textsec (abfd)->vma;
756 obj_textsec (abfd)->_raw_size = execp->a_text;
758 /* Since BSS follows data immediately, see if it needs alignment. */
759 vma += obj_datasec (abfd)->_raw_size;
760 pad = align_power (vma, obj_bsssec (abfd)->alignment_power) - vma;
761 obj_datasec (abfd)->_raw_size += pad;
762 pos += obj_datasec (abfd)->_raw_size;
763 execp->a_data = obj_datasec (abfd)->_raw_size;
766 obj_bsssec (abfd)->vma = vma;
767 obj_bsssec (abfd)->user_set_vma = 1;
769 /* We are fully resized, so don't readjust in final_link. */
770 adata (abfd).magic = z_magic;
772 return NAME (aout, final_link) (abfd, info, MY_final_link_callback);
778 tic30_aout_machine_type (arch, machine, unknown)
779 enum bfd_architecture arch;
780 unsigned long machine ATTRIBUTE_UNUSED;
783 enum machine_type arch_flags;
785 arch_flags = M_UNKNOWN;
794 arch_flags = M_UNKNOWN;
796 if (arch_flags != M_UNKNOWN)
802 tic30_aout_set_arch_mach (abfd, arch, machine)
804 enum bfd_architecture arch;
805 unsigned long machine;
807 if (!bfd_default_set_arch_mach (abfd, arch, machine))
809 if (arch != bfd_arch_unknown)
812 tic30_aout_machine_type (arch, machine, &unknown);
816 obj_reloc_entry_size (abfd) = RELOC_STD_SIZE;
817 return (*aout_backend_info (abfd)->set_sizes) (abfd);
820 /* We assume BFD generic archive files. */
821 #ifndef MY_openr_next_archived_file
822 #define MY_openr_next_archived_file bfd_generic_openr_next_archived_file
824 #ifndef MY_get_elt_at_index
825 #define MY_get_elt_at_index _bfd_generic_get_elt_at_index
827 #ifndef MY_generic_stat_arch_elt
828 #define MY_generic_stat_arch_elt bfd_generic_stat_arch_elt
830 #ifndef MY_slurp_armap
831 #define MY_slurp_armap bfd_slurp_bsd_armap
833 #ifndef MY_slurp_extended_name_table
834 #define MY_slurp_extended_name_table _bfd_slurp_extended_name_table
836 #ifndef MY_construct_extended_name_table
837 #define MY_construct_extended_name_table \
838 _bfd_archive_bsd_construct_extended_name_table
840 #ifndef MY_write_armap
841 #define MY_write_armap bsd_write_armap
843 #ifndef MY_read_ar_hdr
844 #define MY_read_ar_hdr _bfd_generic_read_ar_hdr
846 #ifndef MY_truncate_arname
847 #define MY_truncate_arname bfd_bsd_truncate_arname
849 #ifndef MY_update_armap_timestamp
850 #define MY_update_armap_timestamp _bfd_archive_bsd_update_armap_timestamp
853 /* No core file defined here -- configure in trad-core.c separately. */
854 #ifndef MY_core_file_failing_command
855 #define MY_core_file_failing_command _bfd_nocore_core_file_failing_command
857 #ifndef MY_core_file_failing_signal
858 #define MY_core_file_failing_signal _bfd_nocore_core_file_failing_signal
860 #ifndef MY_core_file_matches_executable_p
861 #define MY_core_file_matches_executable_p \
862 _bfd_nocore_core_file_matches_executable_p
864 #ifndef MY_core_file_p
865 #define MY_core_file_p _bfd_dummy_target
868 #ifndef MY_bfd_debug_info_start
869 #define MY_bfd_debug_info_start bfd_void
871 #ifndef MY_bfd_debug_info_end
872 #define MY_bfd_debug_info_end bfd_void
874 #ifndef MY_bfd_debug_info_accumulate
875 #define MY_bfd_debug_info_accumulate \
876 (void (*) PARAMS ((bfd*, struct sec *))) bfd_void
879 #ifndef MY_core_file_failing_command
880 #define MY_core_file_failing_command NAME(aout,core_file_failing_command)
882 #ifndef MY_core_file_failing_signal
883 #define MY_core_file_failing_signal NAME(aout,core_file_failing_signal)
885 #ifndef MY_core_file_matches_executable_p
886 #define MY_core_file_matches_executable_p NAME(aout,core_file_matches_executable_p)
888 #ifndef MY_set_section_contents
889 #define MY_set_section_contents NAME(aout,set_section_contents)
891 #ifndef MY_get_section_contents
892 #define MY_get_section_contents aout_32_get_section_contents
894 #ifndef MY_get_section_contents_in_window
895 #define MY_get_section_contents_in_window _bfd_generic_get_section_contents_in_window
897 #ifndef MY_new_section_hook
898 #define MY_new_section_hook NAME(aout,new_section_hook)
900 #ifndef MY_get_symtab_upper_bound
901 #define MY_get_symtab_upper_bound NAME(aout,get_symtab_upper_bound)
903 #ifndef MY_get_symtab
904 #define MY_get_symtab NAME(aout,get_symtab)
906 #ifndef MY_get_reloc_upper_bound
907 #define MY_get_reloc_upper_bound NAME(aout,get_reloc_upper_bound)
909 #ifndef MY_canonicalize_reloc
910 #define MY_canonicalize_reloc NAME(aout,canonicalize_reloc)
912 #ifndef MY_make_empty_symbol
913 #define MY_make_empty_symbol NAME(aout,make_empty_symbol)
915 #ifndef MY_print_symbol
916 #define MY_print_symbol NAME(aout,print_symbol)
918 #ifndef MY_get_symbol_info
919 #define MY_get_symbol_info NAME(aout,get_symbol_info)
921 #ifndef MY_get_lineno
922 #define MY_get_lineno NAME(aout,get_lineno)
924 #ifndef MY_set_arch_mach
925 #define MY_set_arch_mach tic30_aout_set_arch_mach
927 #ifndef MY_find_nearest_line
928 #define MY_find_nearest_line NAME(aout,find_nearest_line)
930 #ifndef MY_sizeof_headers
931 #define MY_sizeof_headers NAME(aout,sizeof_headers)
933 #ifndef MY_bfd_get_relocated_section_contents
934 #define MY_bfd_get_relocated_section_contents \
935 bfd_generic_get_relocated_section_contents
937 #ifndef MY_bfd_relax_section
938 #define MY_bfd_relax_section bfd_generic_relax_section
940 #ifndef MY_bfd_gc_sections
941 #define MY_bfd_gc_sections bfd_generic_gc_sections
943 #ifndef MY_bfd_reloc_type_lookup
944 #define MY_bfd_reloc_type_lookup tic30_aout_reloc_type_lookup
946 #ifndef MY_bfd_make_debug_symbol
947 #define MY_bfd_make_debug_symbol 0
949 #ifndef MY_read_minisymbols
950 #define MY_read_minisymbols NAME(aout,read_minisymbols)
952 #ifndef MY_minisymbol_to_symbol
953 #define MY_minisymbol_to_symbol NAME(aout,minisymbol_to_symbol)
955 #ifndef MY_bfd_link_hash_table_create
956 #define MY_bfd_link_hash_table_create NAME(aout,link_hash_table_create)
958 #ifndef MY_bfd_link_add_symbols
959 #define MY_bfd_link_add_symbols NAME(aout,link_add_symbols)
961 #ifndef MY_bfd_link_split_section
962 #define MY_bfd_link_split_section _bfd_generic_link_split_section
965 #ifndef MY_bfd_copy_private_bfd_data
966 #define MY_bfd_copy_private_bfd_data _bfd_generic_bfd_copy_private_bfd_data
969 #ifndef MY_bfd_merge_private_bfd_data
970 #define MY_bfd_merge_private_bfd_data _bfd_generic_bfd_merge_private_bfd_data
973 #ifndef MY_bfd_copy_private_symbol_data
974 #define MY_bfd_copy_private_symbol_data _bfd_generic_bfd_copy_private_symbol_data
977 #ifndef MY_bfd_print_private_bfd_data
978 #define MY_bfd_print_private_bfd_data _bfd_generic_bfd_print_private_bfd_data
981 #ifndef MY_bfd_set_private_flags
982 #define MY_bfd_set_private_flags _bfd_generic_bfd_set_private_flags
985 #ifndef MY_bfd_is_local_label_name
986 #define MY_bfd_is_local_label_name bfd_generic_is_local_label_name
989 #ifndef MY_bfd_free_cached_info
990 #define MY_bfd_free_cached_info NAME(aout,bfd_free_cached_info)
993 #ifndef MY_close_and_cleanup
994 #define MY_close_and_cleanup MY_bfd_free_cached_info
997 #ifndef MY_get_dynamic_symtab_upper_bound
998 #define MY_get_dynamic_symtab_upper_bound \
999 _bfd_nodynamic_get_dynamic_symtab_upper_bound
1001 #ifndef MY_canonicalize_dynamic_symtab
1002 #define MY_canonicalize_dynamic_symtab \
1003 _bfd_nodynamic_canonicalize_dynamic_symtab
1005 #ifndef MY_get_dynamic_reloc_upper_bound
1006 #define MY_get_dynamic_reloc_upper_bound \
1007 _bfd_nodynamic_get_dynamic_reloc_upper_bound
1009 #ifndef MY_canonicalize_dynamic_reloc
1010 #define MY_canonicalize_dynamic_reloc \
1011 _bfd_nodynamic_canonicalize_dynamic_reloc
1014 /* Aout symbols normally have leading underscores */
1015 #ifndef MY_symbol_leading_char
1016 #define MY_symbol_leading_char '_'
1019 /* Aout archives normally use spaces for padding */
1021 #define AR_PAD_CHAR ' '
1024 #ifndef MY_BFD_TARGET
1025 const bfd_target tic30_aout_vec =
1027 TARGETNAME, /* name */
1028 bfd_target_aout_flavour,
1029 BFD_ENDIAN_BIG, /* target byte order (big) */
1030 BFD_ENDIAN_BIG, /* target headers byte order (big) */
1031 (HAS_RELOC | /* object flags */
1032 HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED),
1033 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
1034 MY_symbol_leading_char,
1035 AR_PAD_CHAR, /* ar_pad_char */
1036 15, /* ar_max_namelen */
1037 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
1038 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
1039 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */
1040 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
1041 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
1042 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */
1043 {_bfd_dummy_target, MY_object_p, /* bfd_check_format */
1044 bfd_generic_archive_p, MY_core_file_p},
1045 {bfd_false, MY_mkobject, /* bfd_set_format */
1046 _bfd_generic_mkarchive, bfd_false},
1047 {bfd_false, MY_write_object_contents, /* bfd_write_contents */
1048 _bfd_write_archive_contents, bfd_false},
1050 BFD_JUMP_TABLE_GENERIC (MY),
1051 BFD_JUMP_TABLE_COPY (MY),
1052 BFD_JUMP_TABLE_CORE (MY),
1053 BFD_JUMP_TABLE_ARCHIVE (MY),
1054 BFD_JUMP_TABLE_SYMBOLS (MY),
1055 BFD_JUMP_TABLE_RELOCS (MY),
1056 BFD_JUMP_TABLE_WRITE (MY),
1057 BFD_JUMP_TABLE_LINK (MY),
1058 BFD_JUMP_TABLE_DYNAMIC (MY),
1062 (PTR) MY_backend_data
1064 #endif /* MY_BFD_TARGET */