1 /* BFD back-end for TMS320C30 a.out binaries.
2 Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2009,
4 Free Software Foundation, Inc.
5 Contributed by Steven Haworth (steve@pm.cse.rmit.edu.au)
7 This file is part of BFD, the Binary File Descriptor library.
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program; if not, write to the Free Software
21 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
24 #define TARGET_IS_BIG_ENDIAN_P
25 #define N_HEADER_IN_TEXT(x) 1
26 #define TEXT_START_ADDR 1024
27 #define TARGET_PAGE_SIZE 128
28 #define SEGMENT_SIZE TARGET_PAGE_SIZE
29 #define DEFAULT_ARCH bfd_arch_tic30
32 /* Do not "beautify" the CONCAT* macro args. Traditional C will not
33 remove whitespace added here, and thus will fail to concatenate
35 #define MY(OP) CONCAT2 (tic30_aout_,OP)
36 #define TARGETNAME "a.out-tic30"
37 #define NAME(x,y) CONCAT3 (tic30_aout,_32_,y)
42 #include "aout/aout64.h"
43 #include "aout/stab_gnu.h"
46 #define MY_reloc_howto(BFD, REL, IN, EX, PC) tic30_aout_reloc_howto (BFD, REL, & IN, & EX, & PC)
48 #define MY_final_link_relocate tic30_aout_final_link_relocate
49 #define MY_object_p tic30_aout_object_p
50 #define MY_mkobject NAME (aout,mkobject)
51 #define MY_write_object_contents tic30_aout_write_object_contents
52 #define MY_set_sizes tic30_aout_set_sizes
54 #ifndef MY_exec_hdr_flags
55 #define MY_exec_hdr_flags 1
58 #ifndef MY_backend_data
60 #ifndef MY_zmagic_contiguous
61 #define MY_zmagic_contiguous 0
63 #ifndef MY_text_includes_header
64 #define MY_text_includes_header 0
66 #ifndef MY_entry_is_text_address
67 #define MY_entry_is_text_address 0
69 #ifndef MY_exec_header_not_counted
70 #define MY_exec_header_not_counted 1
72 #ifndef MY_add_dynamic_symbols
73 #define MY_add_dynamic_symbols 0
75 #ifndef MY_add_one_symbol
76 #define MY_add_one_symbol 0
78 #ifndef MY_link_dynamic_object
79 #define MY_link_dynamic_object 0
81 #ifndef MY_write_dynamic_symbol
82 #define MY_write_dynamic_symbol 0
84 #ifndef MY_check_dynamic_reloc
85 #define MY_check_dynamic_reloc 0
87 #ifndef MY_finish_dynamic_link
88 #define MY_finish_dynamic_link 0
92 tic30_aout_set_sizes (bfd *abfd)
94 adata (abfd).page_size = TARGET_PAGE_SIZE;
97 adata (abfd).segment_size = SEGMENT_SIZE;
99 adata (abfd).segment_size = TARGET_PAGE_SIZE;
102 #ifdef ZMAGIC_DISK_BLOCK_SIZE
103 adata (abfd).zmagic_disk_block_size = ZMAGIC_DISK_BLOCK_SIZE;
105 adata (abfd).zmagic_disk_block_size = TARGET_PAGE_SIZE;
108 adata (abfd).exec_bytes_size = EXEC_BYTES_SIZE;
113 static const struct aout_backend_data tic30_aout_backend_data =
115 MY_zmagic_contiguous,
116 MY_text_includes_header,
117 MY_entry_is_text_address,
121 MY_exec_header_not_counted,
122 MY_add_dynamic_symbols,
124 MY_link_dynamic_object,
125 MY_write_dynamic_symbol,
126 MY_check_dynamic_reloc,
127 MY_finish_dynamic_link
129 #define MY_backend_data &tic30_aout_backend_data
132 static reloc_howto_type *
133 tic30_aout_reloc_howto (bfd *, struct reloc_std_external *, int *, int *, int *);
134 static bfd_reloc_status_type
135 tic30_aout_final_link_relocate
136 (reloc_howto_type *, bfd *, asection *, bfd_byte *, bfd_vma, bfd_vma, bfd_vma);
138 /* FIXME: This is wrong. aoutx.h should really only be included by
143 /* This function is used to work out pc-relative offsets for the
144 TMS320C30. The data already placed by md_pcrel_from within gas is
145 useless for a relocation, so we just get the offset value and place
146 a version of this within the object code.
147 tic30_aout_final_link_relocate will then calculate the required
148 relocation to add on to the value in the object code. */
150 static bfd_reloc_status_type
151 tic30_aout_fix_pcrel_16 (bfd *abfd,
152 arelent *reloc_entry,
153 asymbol *symbol ATTRIBUTE_UNUSED,
155 asection *input_section ATTRIBUTE_UNUSED,
156 bfd *output_bfd ATTRIBUTE_UNUSED,
157 char **error_message ATTRIBUTE_UNUSED)
159 bfd_vma relocation = 1;
160 bfd_byte offset_data = bfd_get_8 (abfd, (bfd_byte *) data + reloc_entry->address - 1);
162 /* The byte before the location of the fix contains bits 23-16 of
163 the pcrel instruction. Bit 21 is set for a delayed instruction
164 which requires on offset of 3 instead of 1. */
165 if (offset_data & 0x20)
169 bfd_put_16 (abfd, relocation, (bfd_byte *) data + reloc_entry->address);
173 /* This function is used as a callback for 16-bit relocs. This is
174 required for relocations between segments. A line in aoutx.h
175 requires that any relocations for the data section should point to
176 the end of the aligned text section, plus an offset. By default,
177 this does not happen, therefore this function takes care of
180 static bfd_reloc_status_type
181 tic30_aout_fix_16 (bfd *abfd,
182 arelent *reloc_entry,
185 asection *input_section ATTRIBUTE_UNUSED,
187 char **error_message ATTRIBUTE_UNUSED)
191 /* Make sure that the symbol's section is defined. */
192 if (bfd_is_und_section (symbol->section) && (symbol->flags & BSF_WEAK) == 0)
193 return output_bfd ? bfd_reloc_ok : bfd_reloc_undefined;
194 /* Get the size of the input section and turn it into the TMS320C30
195 32-bit address format. */
196 relocation = (symbol->section->vma >> 2);
197 relocation += bfd_get_16 (abfd, (bfd_byte *) data + reloc_entry->address);
198 bfd_put_16 (abfd, relocation, (bfd_byte *) data + reloc_entry->address);
202 /* This function does the same thing as tic30_aout_fix_16 except for 32
205 static bfd_reloc_status_type
206 tic30_aout_fix_32 (bfd *abfd,
207 arelent *reloc_entry,
210 asection *input_section ATTRIBUTE_UNUSED,
212 char **error_message ATTRIBUTE_UNUSED)
216 /* Make sure that the symbol's section is defined. */
217 if (bfd_is_und_section (symbol->section) && (symbol->flags & BSF_WEAK) == 0)
218 return output_bfd ? bfd_reloc_ok : bfd_reloc_undefined;
219 /* Get the size of the input section and turn it into the TMS320C30
220 32-bit address format. */
221 relocation = (symbol->section->vma >> 2);
222 relocation += bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);
223 bfd_put_32 (abfd, relocation, (bfd_byte *) data + reloc_entry->address);
227 /* This table lists the relocation types for the TMS320C30. There are
228 only a few relocations required, and all must be divided by 4 (>>
229 2) to get the 32-bit addresses in the format the TMS320C30 likes
231 reloc_howto_type tic30_aout_howto_table[] =
234 HOWTO (1, 2, 1, 16, FALSE, 0, 0, tic30_aout_fix_16,
235 "16", FALSE, 0x0000FFFF, 0x0000FFFF, FALSE),
236 HOWTO (2, 2, 2, 24, FALSE, 0, complain_overflow_bitfield, NULL,
237 "24", FALSE, 0x00FFFFFF, 0x00FFFFFF, FALSE),
238 HOWTO (3, 18, 3, 24, FALSE, 0, complain_overflow_bitfield, NULL,
239 "LDP", FALSE, 0x00FF0000, 0x000000FF, FALSE),
240 HOWTO (4, 2, 4, 32, FALSE, 0, complain_overflow_bitfield, tic30_aout_fix_32,
241 "32", FALSE, 0xFFFFFFFF, 0xFFFFFFFF, FALSE),
242 HOWTO (5, 2, 1, 16, TRUE, 0, complain_overflow_signed,
243 tic30_aout_fix_pcrel_16, "PCREL", TRUE, 0x0000FFFF, 0x0000FFFF, TRUE),
252 static reloc_howto_type *
253 tic30_aout_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED,
254 bfd_reloc_code_real_type code)
259 case BFD_RELOC_TIC30_LDP:
260 return &tic30_aout_howto_table[3];
262 return &tic30_aout_howto_table[1];
264 return &tic30_aout_howto_table[2];
265 case BFD_RELOC_16_PCREL:
266 return &tic30_aout_howto_table[5];
268 return &tic30_aout_howto_table[4];
274 static reloc_howto_type *
275 tic30_aout_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
281 i < (sizeof (tic30_aout_howto_table)
282 / sizeof (tic30_aout_howto_table[0]));
284 if (tic30_aout_howto_table[i].name != NULL
285 && strcasecmp (tic30_aout_howto_table[i].name, r_name) == 0)
286 return &tic30_aout_howto_table[i];
291 static reloc_howto_type *
292 tic30_aout_reloc_howto (bfd *abfd,
293 struct reloc_std_external *relocs,
298 unsigned int r_length;
299 unsigned int r_pcrel_done;
303 if (bfd_header_big_endian (abfd))
305 *r_index = ((relocs->r_index[0] << 16) | (relocs->r_index[1] << 8) | relocs->r_index[2]);
306 *r_extern = (0 != (relocs->r_type[0] & RELOC_STD_BITS_EXTERN_BIG));
307 r_pcrel_done = (0 != (relocs->r_type[0] & RELOC_STD_BITS_PCREL_BIG));
308 r_length = ((relocs->r_type[0] & RELOC_STD_BITS_LENGTH_BIG) >> RELOC_STD_BITS_LENGTH_SH_BIG);
312 *r_index = ((relocs->r_index[2] << 16) | (relocs->r_index[1] << 8) | relocs->r_index[0]);
313 *r_extern = (0 != (relocs->r_type[0] & RELOC_STD_BITS_EXTERN_LITTLE));
314 r_pcrel_done = (0 != (relocs->r_type[0] & RELOC_STD_BITS_PCREL_LITTLE));
315 r_length = ((relocs->r_type[0] & RELOC_STD_BITS_LENGTH_LITTLE) >> RELOC_STD_BITS_LENGTH_SH_LITTLE);
317 howto_index = r_length + 4 * r_pcrel_done;
318 return tic30_aout_howto_table + howto_index;
321 /* These macros will get 24-bit values from the bfd definition.
323 #define bfd_getb_24(BFD,ADDR) \
324 (bfd_get_8 (BFD, ADDR ) << 16) | \
325 (bfd_get_8 (BFD, ADDR + 1) << 8) | \
326 (bfd_get_8 (BFD, ADDR + 2) )
328 #define bfd_putb_24(BFD,DATA,ADDR) \
329 bfd_put_8 (BFD, (bfd_byte) ((DATA >> 16) & 0xFF), ADDR ); \
330 bfd_put_8 (BFD, (bfd_byte) ((DATA >> 8) & 0xFF), ADDR + 1); \
331 bfd_put_8 (BFD, (bfd_byte) ( DATA & 0xFF), ADDR + 2)
333 /* Set parameters about this a.out file that are machine-dependent.
334 This routine is called from some_aout_object_p just before it returns. */
336 static const bfd_target *
337 tic30_aout_callback (bfd *abfd)
339 struct internal_exec *execp = exec_hdr (abfd);
340 unsigned int arch_align_power;
341 unsigned long arch_align;
343 /* Calculate the file positions of the parts of a newly read aout header. */
344 obj_textsec (abfd)->size = N_TXTSIZE (*execp);
346 /* The virtual memory addresses of the sections. */
347 obj_textsec (abfd)->vma = N_TXTADDR (*execp);
348 obj_datasec (abfd)->vma = N_DATADDR (*execp);
349 obj_bsssec (abfd)->vma = N_BSSADDR (*execp);
351 obj_textsec (abfd)->lma = obj_textsec (abfd)->vma;
352 obj_datasec (abfd)->lma = obj_datasec (abfd)->vma;
353 obj_bsssec (abfd)->lma = obj_bsssec (abfd)->vma;
355 /* The file offsets of the sections. */
356 obj_textsec (abfd)->filepos = N_TXTOFF (*execp);
357 obj_datasec (abfd)->filepos = N_DATOFF (*execp);
359 /* The file offsets of the relocation info. */
360 obj_textsec (abfd)->rel_filepos = N_TRELOFF (*execp);
361 obj_datasec (abfd)->rel_filepos = N_DRELOFF (*execp);
363 /* The file offsets of the string table and symbol table. */
364 obj_sym_filepos (abfd) = N_SYMOFF (*execp);
365 obj_str_filepos (abfd) = N_STROFF (*execp);
367 /* Determine the architecture and machine type of the object file. */
369 SET_ARCH_MACH (abfd, *execp);
371 bfd_default_set_arch_mach (abfd, DEFAULT_ARCH, 0L);
374 /* Now that we know the architecture, set the alignments of the
375 sections. This is normally done by NAME (aout,new_section_hook),
376 but when the initial sections were created the architecture had
377 not yet been set. However, for backward compatibility, we don't
378 set the alignment power any higher than as required by the size
380 arch_align_power = bfd_get_arch_info (abfd)->section_align_power;
381 arch_align = 1 << arch_align_power;
382 if ((BFD_ALIGN (obj_textsec (abfd)->size, arch_align)
383 == obj_textsec (abfd)->size)
384 && (BFD_ALIGN (obj_datasec (abfd)->size, arch_align)
385 == obj_datasec (abfd)->size)
386 && (BFD_ALIGN (obj_bsssec (abfd)->size, arch_align)
387 == obj_bsssec (abfd)->size))
389 obj_textsec (abfd)->alignment_power = arch_align_power;
390 obj_datasec (abfd)->alignment_power = arch_align_power;
391 obj_bsssec (abfd)->alignment_power = arch_align_power;
396 static bfd_reloc_status_type
397 tic30_aout_relocate_contents (reloc_howto_type *howto,
403 bfd_boolean overflow;
406 relocation = -relocation;
415 x = bfd_get_16 (input_bfd, location);
418 x = bfd_getb_24 (input_bfd, location);
421 x = bfd_get_8 (input_bfd, location);
424 x = bfd_get_32 (input_bfd, location);
430 if (howto->complain_on_overflow != complain_overflow_dont)
433 bfd_signed_vma signed_check;
435 bfd_signed_vma signed_add;
437 if (howto->rightshift == 0)
440 signed_check = (bfd_signed_vma) relocation;
444 check = relocation >> howto->rightshift;
445 if ((bfd_signed_vma) relocation >= 0)
446 signed_check = check;
448 signed_check = (check | ((bfd_vma) - 1 & ~((bfd_vma) - 1 >> howto->rightshift)));
450 add = x & howto->src_mask;
452 if ((add & (((~howto->src_mask) >> 1) & howto->src_mask)) != 0)
453 signed_add -= (((~howto->src_mask) >> 1) & howto->src_mask) << 1;
454 if (howto->bitpos == 0)
457 signed_check += signed_add;
461 check += add >> howto->bitpos;
463 signed_check += add >> howto->bitpos;
465 signed_check += ((add >> howto->bitpos) | ((bfd_vma) - 1 & ~((bfd_vma) - 1 >> howto->bitpos)));
467 switch (howto->complain_on_overflow)
469 case complain_overflow_signed:
471 bfd_signed_vma reloc_signed_max = (1 << (howto->bitsize - 1)) - 1;
472 bfd_signed_vma reloc_signed_min = ~reloc_signed_max;
474 if (signed_check > reloc_signed_max || signed_check < reloc_signed_min)
478 case complain_overflow_unsigned:
480 bfd_vma reloc_unsigned_max = (((1 << (howto->bitsize - 1)) - 1) << 1) | 1;
482 if (check > reloc_unsigned_max)
486 case complain_overflow_bitfield:
488 bfd_vma reloc_bits = (((1 << (howto->bitsize - 1)) - 1) << 1) | 1;
490 if ((check & ~reloc_bits) != 0
491 && (((bfd_vma) signed_check & ~reloc_bits)
492 != ((bfd_vma) -1 & ~reloc_bits)))
500 relocation >>= (bfd_vma) howto->rightshift;
501 relocation <<= (bfd_vma) howto->bitpos;
502 x = ((x & ~howto->dst_mask) | (((x & howto->src_mask) + relocation) & howto->dst_mask));
510 bfd_put_16 (input_bfd, x, location);
513 bfd_putb_24 (input_bfd, x, location);
516 bfd_put_8 (input_bfd, x, location);
519 bfd_put_32 (input_bfd, x, location);
522 return overflow ? bfd_reloc_overflow : bfd_reloc_ok;
525 static bfd_reloc_status_type
526 tic30_aout_final_link_relocate (reloc_howto_type *howto,
528 asection *input_section,
536 if (address > bfd_get_section_limit (input_bfd, input_section))
537 return bfd_reloc_outofrange;
539 relocation = value + addend;
540 if (howto->pc_relative)
542 relocation -= (input_section->output_section->vma + input_section->output_offset);
543 if (howto->pcrel_offset)
544 relocation -= address;
546 return tic30_aout_relocate_contents (howto, input_bfd, relocation,
550 /* Finish up the reading of an a.out file header. */
552 static const bfd_target *
553 tic30_aout_object_p (bfd *abfd)
555 struct external_exec exec_bytes; /* Raw exec header from file. */
556 struct internal_exec exec; /* Cleaned-up exec header. */
557 const bfd_target *target;
558 bfd_size_type amt = EXEC_BYTES_SIZE;
560 if (bfd_bread (& exec_bytes, amt, abfd) != amt)
562 if (bfd_get_error () != bfd_error_system_call)
563 bfd_set_error (bfd_error_wrong_format);
568 exec.a_info = SWAP_MAGIC (exec_bytes.e_info);
570 exec.a_info = H_GET_32 (abfd, exec_bytes.e_info);
571 #endif /* SWAP_MAGIC */
576 if (!(MACHTYPE_OK (N_MACHTYPE (exec))))
580 NAME (aout, swap_exec_header_in) (abfd, &exec_bytes, &exec);
583 /* Swap_exec_header_in read in a_info with the wrong byte order. */
584 exec.a_info = SWAP_MAGIC (exec_bytes.e_info);
587 target = NAME (aout, some_aout_object_p) (abfd, &exec, tic30_aout_callback);
589 #ifdef ENTRY_CAN_BE_ZERO
590 /* The NEWSOS3 entry-point is/was 0, which (amongst other lossage)
591 means that it isn't obvious if EXEC_P should be set.
592 All of the following must be true for an executable:
593 There must be no relocations, the bfd can be neither an
594 archive nor an archive element, and the file must be executable. */
596 if (exec.a_trsize + exec.a_drsize == 0
597 && bfd_get_format (abfd) == bfd_object && abfd->my_archive == NULL)
601 #define S_IXUSR 0100 /* Execute by owner. */
603 if (stat (abfd->filename, &buf) == 0 && (buf.st_mode & S_IXUSR))
604 abfd->flags |= EXEC_P;
611 /* Copy private section data. This actually does nothing with the
612 sections. It copies the subformat field. We copy it here, because
613 we need to know whether this is a QMAGIC file before we set the
614 section contents, and copy_private_bfd_data is not called until
615 after the section contents have been set. */
618 MY_bfd_copy_private_section_data (bfd *ibfd,
619 asection *isec ATTRIBUTE_UNUSED,
621 asection *osec ATTRIBUTE_UNUSED)
623 if (bfd_get_flavour (obfd) == bfd_target_aout_flavour)
624 obj_aout_subformat (obfd) = obj_aout_subformat (ibfd);
628 /* Write an object file.
629 Section contents have already been written. We write the
630 file header, symbols, and relocation. */
633 tic30_aout_write_object_contents (bfd *abfd)
635 struct external_exec exec_bytes;
636 struct internal_exec *execp = exec_hdr (abfd);
638 obj_reloc_entry_size (abfd) = RELOC_STD_SIZE;
641 bfd_size_type text_size; /* Dummy vars. */
644 if (adata (abfd).magic == undecided_magic)
645 NAME (aout, adjust_sizes_and_vmas) (abfd, &text_size, &text_end);
647 execp->a_syms = bfd_get_symcount (abfd) * EXTERNAL_NLIST_SIZE;
648 execp->a_entry = bfd_get_start_address (abfd);
650 execp->a_trsize = ((obj_textsec (abfd)->reloc_count) * obj_reloc_entry_size (abfd));
651 execp->a_drsize = ((obj_datasec (abfd)->reloc_count) * obj_reloc_entry_size (abfd));
652 NAME (aout, swap_exec_header_out) (abfd, execp, &exec_bytes);
654 if (adata (abfd).exec_bytes_size > 0)
658 if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
660 amt = adata (abfd).exec_bytes_size;
661 if (bfd_bwrite (& exec_bytes, amt, abfd) != amt)
665 /* Now write out reloc info, followed by syms and strings. */
666 if (bfd_get_outsymbols (abfd) != (asymbol **) NULL
667 && bfd_get_symcount (abfd) != 0)
669 if (bfd_seek (abfd, (file_ptr) (N_SYMOFF (*execp)), SEEK_SET) != 0)
672 if (!NAME (aout, write_syms) (abfd))
676 if (bfd_seek (abfd, (file_ptr) (N_TRELOFF (*execp)), SEEK_SET) != 0)
678 if (!NAME (aout, squirt_out_relocs) (abfd, obj_textsec (abfd)))
681 if (bfd_seek (abfd, (file_ptr) (N_DRELOFF (*execp)), SEEK_SET) != 0)
683 if (!NAME (aout, squirt_out_relocs) (abfd, obj_datasec (abfd)))
690 #ifndef MY_final_link_callback
692 /* Callback for the final_link routine to set the section offsets. */
695 MY_final_link_callback (bfd *abfd,
700 struct internal_exec *execp = exec_hdr (abfd);
702 *ptreloff = obj_datasec (abfd)->filepos + execp->a_data;
703 *pdreloff = *ptreloff + execp->a_trsize;
704 *psymoff = *pdreloff + execp->a_drsize;
709 #ifndef MY_bfd_final_link
711 /* Final link routine. We need to use a call back to get the correct
712 offsets in the output file. */
715 MY_bfd_final_link (bfd *abfd, struct bfd_link_info *info)
717 struct internal_exec *execp = exec_hdr (abfd);
722 /* Set the executable header size to 0, as we don't want one for an
724 adata (abfd).exec_bytes_size = 0;
725 pos = adata (abfd).exec_bytes_size;
727 vma = info->create_object_symbols_section->vma;
729 obj_textsec (abfd)->filepos = pos;
730 obj_textsec (abfd)->vma = vma;
731 obj_textsec (abfd)->user_set_vma = 1;
732 pos += obj_textsec (abfd)->size;
733 vma += obj_textsec (abfd)->size;
736 if (abfd->flags & D_PAGED)
738 if (info->create_object_symbols_section->next->vma > 0)
739 obj_datasec (abfd)->vma = info->create_object_symbols_section->next->vma;
741 obj_datasec (abfd)->vma = BFD_ALIGN (vma, adata (abfd).segment_size);
744 obj_datasec (abfd)->vma = BFD_ALIGN (vma, 4);
746 if (obj_datasec (abfd)->vma < vma)
747 obj_datasec (abfd)->vma = BFD_ALIGN (vma, 4);
749 obj_datasec (abfd)->user_set_vma = 1;
750 vma = obj_datasec (abfd)->vma;
751 obj_datasec (abfd)->filepos = vma + adata (abfd).exec_bytes_size;
752 execp->a_text = vma - obj_textsec (abfd)->vma;
753 obj_textsec (abfd)->size = execp->a_text;
755 /* Since BSS follows data immediately, see if it needs alignment. */
756 vma += obj_datasec (abfd)->size;
757 pad = align_power (vma, obj_bsssec (abfd)->alignment_power) - vma;
758 obj_datasec (abfd)->size += pad;
759 pos += obj_datasec (abfd)->size;
760 execp->a_data = obj_datasec (abfd)->size;
763 obj_bsssec (abfd)->vma = vma;
764 obj_bsssec (abfd)->user_set_vma = 1;
766 /* We are fully resized, so don't readjust in final_link. */
767 adata (abfd).magic = z_magic;
769 return NAME (aout, final_link) (abfd, info, MY_final_link_callback);
774 static enum machine_type
775 tic30_aout_machine_type (enum bfd_architecture arch,
776 unsigned long machine ATTRIBUTE_UNUSED,
777 bfd_boolean *unknown)
779 enum machine_type arch_flags;
781 arch_flags = M_UNKNOWN;
790 arch_flags = M_UNKNOWN;
792 if (arch_flags != M_UNKNOWN)
798 tic30_aout_set_arch_mach (bfd *abfd,
799 enum bfd_architecture arch,
800 unsigned long machine)
802 if (!bfd_default_set_arch_mach (abfd, arch, machine))
804 if (arch != bfd_arch_unknown)
807 tic30_aout_machine_type (arch, machine, &unknown);
811 obj_reloc_entry_size (abfd) = RELOC_STD_SIZE;
812 return (*aout_backend_info (abfd)->set_sizes) (abfd);
815 /* We assume BFD generic archive files. */
816 #ifndef MY_openr_next_archived_file
817 #define MY_openr_next_archived_file bfd_generic_openr_next_archived_file
819 #ifndef MY_get_elt_at_index
820 #define MY_get_elt_at_index _bfd_generic_get_elt_at_index
822 #ifndef MY_generic_stat_arch_elt
823 #define MY_generic_stat_arch_elt bfd_generic_stat_arch_elt
825 #ifndef MY_slurp_armap
826 #define MY_slurp_armap bfd_slurp_bsd_armap
828 #ifndef MY_slurp_extended_name_table
829 #define MY_slurp_extended_name_table _bfd_slurp_extended_name_table
831 #ifndef MY_construct_extended_name_table
832 #define MY_construct_extended_name_table \
833 _bfd_archive_bsd_construct_extended_name_table
835 #ifndef MY_write_armap
836 #define MY_write_armap bsd_write_armap
838 #ifndef MY_read_ar_hdr
839 #define MY_read_ar_hdr _bfd_generic_read_ar_hdr
841 #ifndef MY_write_ar_hdr
842 #define MY_write_ar_hdr _bfd_generic_write_ar_hdr
844 #ifndef MY_truncate_arname
845 #define MY_truncate_arname bfd_bsd_truncate_arname
847 #ifndef MY_update_armap_timestamp
848 #define MY_update_armap_timestamp _bfd_archive_bsd_update_armap_timestamp
851 /* No core file defined here -- configure in trad-core.c separately. */
852 #ifndef MY_core_file_failing_command
853 #define MY_core_file_failing_command _bfd_nocore_core_file_failing_command
855 #ifndef MY_core_file_failing_signal
856 #define MY_core_file_failing_signal _bfd_nocore_core_file_failing_signal
858 #ifndef MY_core_file_matches_executable_p
859 #define MY_core_file_matches_executable_p \
860 _bfd_nocore_core_file_matches_executable_p
862 #ifndef MY_core_file_pid
863 #define MY_core_file_pid _bfd_nocore_core_file_pid
865 #ifndef MY_core_file_p
866 #define MY_core_file_p _bfd_dummy_target
869 #ifndef MY_bfd_debug_info_start
870 #define MY_bfd_debug_info_start bfd_void
872 #ifndef MY_bfd_debug_info_end
873 #define MY_bfd_debug_info_end bfd_void
875 #ifndef MY_bfd_debug_info_accumulate
876 #define MY_bfd_debug_info_accumulate \
877 (void (*) (bfd*, struct bfd_section *)) bfd_void
880 #ifndef MY_core_file_failing_command
881 #define MY_core_file_failing_command NAME (aout, core_file_failing_command)
883 #ifndef MY_core_file_failing_signal
884 #define MY_core_file_failing_signal NAME (aout, core_file_failing_signal)
886 #ifndef MY_core_file_matches_executable_p
887 #define MY_core_file_matches_executable_p NAME (aout, core_file_matches_executable_p)
889 #ifndef MY_set_section_contents
890 #define MY_set_section_contents NAME (aout, set_section_contents)
892 #ifndef MY_get_section_contents
893 #define MY_get_section_contents aout_32_get_section_contents
895 #ifndef MY_get_section_contents_in_window
896 #define MY_get_section_contents_in_window _bfd_generic_get_section_contents_in_window
898 #ifndef MY_new_section_hook
899 #define MY_new_section_hook NAME (aout, new_section_hook)
901 #ifndef MY_get_symtab_upper_bound
902 #define MY_get_symtab_upper_bound NAME (aout, get_symtab_upper_bound)
904 #ifndef MY_canonicalize_symtab
905 #define MY_canonicalize_symtab NAME (aout, canonicalize_symtab)
907 #ifndef MY_get_reloc_upper_bound
908 #define MY_get_reloc_upper_bound NAME (aout, get_reloc_upper_bound)
910 #ifndef MY_canonicalize_reloc
911 #define MY_canonicalize_reloc NAME (aout, canonicalize_reloc)
913 #ifndef MY_make_empty_symbol
914 #define MY_make_empty_symbol NAME (aout, make_empty_symbol)
916 #ifndef MY_print_symbol
917 #define MY_print_symbol NAME (aout, print_symbol)
919 #ifndef MY_get_symbol_info
920 #define MY_get_symbol_info NAME (aout, get_symbol_info)
922 #ifndef MY_get_lineno
923 #define MY_get_lineno NAME (aout, get_lineno)
925 #ifndef MY_set_arch_mach
926 #define MY_set_arch_mach tic30_aout_set_arch_mach
928 #ifndef MY_find_nearest_line
929 #define MY_find_nearest_line NAME (aout, find_nearest_line)
931 #ifndef MY_find_inliner_info
932 #define MY_find_inliner_info _bfd_nosymbols_find_inliner_info
934 #ifndef MY_sizeof_headers
935 #define MY_sizeof_headers NAME (aout, sizeof_headers)
937 #ifndef MY_bfd_get_relocated_section_contents
938 #define MY_bfd_get_relocated_section_contents \
939 bfd_generic_get_relocated_section_contents
941 #ifndef MY_bfd_relax_section
942 #define MY_bfd_relax_section bfd_generic_relax_section
944 #ifndef MY_bfd_gc_sections
945 #define MY_bfd_gc_sections bfd_generic_gc_sections
947 #ifndef MY_bfd_lookup_section_flags
948 #define MY_bfd_lookup_section_flags bfd_generic_lookup_section_flags
950 #ifndef MY_bfd_merge_sections
951 #define MY_bfd_merge_sections bfd_generic_merge_sections
953 #ifndef MY_bfd_is_group_section
954 #define MY_bfd_is_group_section bfd_generic_is_group_section
956 #ifndef MY_bfd_discard_group
957 #define MY_bfd_discard_group bfd_generic_discard_group
959 #ifndef MY_section_already_linked
960 #define MY_section_already_linked \
961 _bfd_generic_section_already_linked
963 #ifndef MY_bfd_define_common_symbol
964 #define MY_bfd_define_common_symbol bfd_generic_define_common_symbol
966 #ifndef MY_bfd_reloc_type_lookup
967 #define MY_bfd_reloc_type_lookup tic30_aout_reloc_type_lookup
969 #ifndef MY_bfd_reloc_name_lookup
970 #define MY_bfd_reloc_name_lookup tic30_aout_reloc_name_lookup
972 #ifndef MY_bfd_make_debug_symbol
973 #define MY_bfd_make_debug_symbol 0
975 #ifndef MY_read_minisymbols
976 #define MY_read_minisymbols NAME (aout, read_minisymbols)
978 #ifndef MY_minisymbol_to_symbol
979 #define MY_minisymbol_to_symbol NAME (aout, minisymbol_to_symbol)
981 #ifndef MY_bfd_link_hash_table_create
982 #define MY_bfd_link_hash_table_create NAME (aout, link_hash_table_create)
984 #ifndef MY_bfd_link_hash_table_free
985 #define MY_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
987 #ifndef MY_bfd_link_add_symbols
988 #define MY_bfd_link_add_symbols NAME (aout, link_add_symbols)
990 #ifndef MY_bfd_link_just_syms
991 #define MY_bfd_link_just_syms _bfd_generic_link_just_syms
993 #ifndef MY_bfd_copy_link_hash_symbol_type
994 #define MY_bfd_copy_link_hash_symbol_type \
995 _bfd_generic_copy_link_hash_symbol_type
997 #ifndef MY_bfd_link_split_section
998 #define MY_bfd_link_split_section _bfd_generic_link_split_section
1001 #ifndef MY_bfd_copy_private_bfd_data
1002 #define MY_bfd_copy_private_bfd_data _bfd_generic_bfd_copy_private_bfd_data
1005 #ifndef MY_bfd_merge_private_bfd_data
1006 #define MY_bfd_merge_private_bfd_data _bfd_generic_bfd_merge_private_bfd_data
1009 #ifndef MY_bfd_copy_private_symbol_data
1010 #define MY_bfd_copy_private_symbol_data _bfd_generic_bfd_copy_private_symbol_data
1013 #ifndef MY_bfd_copy_private_header_data
1014 #define MY_bfd_copy_private_header_data _bfd_generic_bfd_copy_private_header_data
1017 #ifndef MY_bfd_print_private_bfd_data
1018 #define MY_bfd_print_private_bfd_data _bfd_generic_bfd_print_private_bfd_data
1021 #ifndef MY_bfd_set_private_flags
1022 #define MY_bfd_set_private_flags _bfd_generic_bfd_set_private_flags
1025 #ifndef MY_bfd_is_local_label_name
1026 #define MY_bfd_is_local_label_name bfd_generic_is_local_label_name
1029 #ifndef MY_bfd_is_target_special_symbol
1030 #define MY_bfd_is_target_special_symbol \
1031 ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false)
1034 #ifndef MY_bfd_free_cached_info
1035 #define MY_bfd_free_cached_info NAME (aout, bfd_free_cached_info)
1038 #ifndef MY_close_and_cleanup
1039 #define MY_close_and_cleanup MY_bfd_free_cached_info
1042 #ifndef MY_get_dynamic_symtab_upper_bound
1043 #define MY_get_dynamic_symtab_upper_bound \
1044 _bfd_nodynamic_get_dynamic_symtab_upper_bound
1046 #ifndef MY_canonicalize_dynamic_symtab
1047 #define MY_canonicalize_dynamic_symtab \
1048 _bfd_nodynamic_canonicalize_dynamic_symtab
1050 #ifndef MY_get_synthetic_symtab
1051 #define MY_get_synthetic_symtab \
1052 _bfd_nodynamic_get_synthetic_symtab
1054 #ifndef MY_get_dynamic_reloc_upper_bound
1055 #define MY_get_dynamic_reloc_upper_bound \
1056 _bfd_nodynamic_get_dynamic_reloc_upper_bound
1058 #ifndef MY_canonicalize_dynamic_reloc
1059 #define MY_canonicalize_dynamic_reloc \
1060 _bfd_nodynamic_canonicalize_dynamic_reloc
1063 /* Aout symbols normally have leading underscores. */
1064 #ifndef MY_symbol_leading_char
1065 #define MY_symbol_leading_char '_'
1068 /* Aout archives normally use spaces for padding. */
1070 #define AR_PAD_CHAR ' '
1073 #ifndef MY_BFD_TARGET
1074 const bfd_target tic30_aout_vec =
1076 TARGETNAME, /* Name. */
1077 bfd_target_aout_flavour,
1078 BFD_ENDIAN_BIG, /* Target byte order (big). */
1079 BFD_ENDIAN_BIG, /* Target headers byte order (big). */
1080 (HAS_RELOC | /* Object flags. */
1081 HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED),
1082 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* Section flags. */
1083 MY_symbol_leading_char,
1084 AR_PAD_CHAR, /* AR_pad_char. */
1085 15, /* AR_max_namelen. */
1086 0, /* match priority. */
1087 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
1088 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
1089 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */
1090 bfd_getb64, bfd_getb_signed_64, bfd_putb64,
1091 bfd_getb32, bfd_getb_signed_32, bfd_putb32,
1092 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */
1093 {_bfd_dummy_target, MY_object_p, /* bfd_check_format. */
1094 bfd_generic_archive_p, MY_core_file_p},
1095 {bfd_false, MY_mkobject, /* bfd_set_format. */
1096 _bfd_generic_mkarchive, bfd_false},
1097 {bfd_false, MY_write_object_contents, /* bfd_write_contents. */
1098 _bfd_write_archive_contents, bfd_false},
1100 BFD_JUMP_TABLE_GENERIC (MY),
1101 BFD_JUMP_TABLE_COPY (MY),
1102 BFD_JUMP_TABLE_CORE (MY),
1103 BFD_JUMP_TABLE_ARCHIVE (MY),
1104 BFD_JUMP_TABLE_SYMBOLS (MY),
1105 BFD_JUMP_TABLE_RELOCS (MY),
1106 BFD_JUMP_TABLE_WRITE (MY),
1107 BFD_JUMP_TABLE_LINK (MY),
1108 BFD_JUMP_TABLE_DYNAMIC (MY),
1114 #endif /* MY_BFD_TARGET */