1 /* write.c - emit .o file
2 Copyright (C) 1986, 87, 90, 91, 92, 93, 94, 95, 1996
3 Free Software Foundation, Inc.
5 This file is part of GAS, the GNU Assembler.
7 GAS 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, or (at your option)
12 GAS 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 GAS; see the file COPYING. If not, write to
19 the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
21 /* This thing should be set up to do byteordering correctly. But... */
26 #include "output-file.h"
28 /* This looks like a good idea. Let's try turning it on always, for now. */
29 #undef BFD_FAST_SECTION_FILL
30 #define BFD_FAST_SECTION_FILL
32 /* The NOP_OPCODE is for the alignment fill value. Fill it with a nop
33 instruction so that the disassembler does not choke on it. */
35 #define NOP_OPCODE 0x00
38 #ifndef TC_ADJUST_RELOC_COUNT
39 #define TC_ADJUST_RELOC_COUNT(FIXP,COUNT)
42 #ifndef TC_FORCE_RELOCATION
43 #define TC_FORCE_RELOCATION(FIXP) 0
46 #ifndef TC_FORCE_RELOCATION_SECTION
47 #define TC_FORCE_RELOCATION_SECTION(FIXP,SEG) TC_FORCE_RELOCATION(FIXP)
50 #ifndef MD_PCREL_FROM_SECTION
51 #define MD_PCREL_FROM_SECTION(FIXP, SEC) md_pcrel_from(FIXP)
54 #ifndef WORKING_DOT_WORD
55 extern CONST int md_short_jump_size;
56 extern CONST int md_long_jump_size;
59 int symbol_table_frozen;
60 void print_fixup PARAMS ((fixS *));
63 static void renumber_sections PARAMS ((bfd *, asection *, PTR));
65 /* We generally attach relocs to frag chains. However, after we have
66 chained these all together into a segment, any relocs we add after
67 that must be attached to a segment. This will include relocs added
68 in md_estimate_size_for_relax, for example. */
69 static int frags_chained = 0;
75 struct frag *text_frag_root;
76 struct frag *data_frag_root;
77 struct frag *bss_frag_root;
79 struct frag *text_last_frag; /* Last frag in segment. */
80 struct frag *data_last_frag; /* Last frag in segment. */
81 static struct frag *bss_last_frag; /* Last frag in segment. */
85 static object_headers headers;
88 long string_byte_count;
89 char *next_object_file_charP; /* Tracks object file bytes. */
92 int magic_number_for_object_file = DEFAULT_MAGIC_NUMBER_FOR_OBJECT_FILE;
95 #endif /* BFD_ASSEMBLER */
100 static fixS *fix_new_internal PARAMS ((fragS *, int where, int size,
101 symbolS *add, symbolS *sub,
102 offsetT offset, int pcrel,
103 bfd_reloc_code_real_type r_type));
105 static fixS *fix_new_internal PARAMS ((fragS *, int where, int size,
106 symbolS *add, symbolS *sub,
107 offsetT offset, int pcrel,
110 #if defined (BFD_ASSEMBLER) || (!defined (BFD) && !defined (OBJ_VMS))
111 static long fixup_segment PARAMS ((fixS * fixP, segT this_segment_type));
113 static relax_addressT relax_align PARAMS ((relax_addressT addr, int align));
118 * Create a fixS in obstack 'notes'.
121 fix_new_internal (frag, where, size, add_symbol, sub_symbol, offset, pcrel,
123 fragS *frag; /* Which frag? */
124 int where; /* Where in that frag? */
125 int size; /* 1, 2, or 4 usually. */
126 symbolS *add_symbol; /* X_add_symbol. */
127 symbolS *sub_symbol; /* X_op_symbol. */
128 offsetT offset; /* X_add_number. */
129 int pcrel; /* TRUE if PC-relative relocation. */
131 bfd_reloc_code_real_type r_type; /* Relocation type */
133 int r_type; /* Relocation type */
140 fixP = (fixS *) obstack_alloc (¬es, sizeof (fixS));
142 fixP->fx_frag = frag;
143 fixP->fx_where = where;
144 fixP->fx_size = size;
145 /* We've made fx_size a narrow field; check that it's wide enough. */
146 if (fixP->fx_size != size)
148 as_bad ("field fx_size too small to hold %d", size);
151 fixP->fx_addsy = add_symbol;
152 fixP->fx_subsy = sub_symbol;
153 fixP->fx_offset = offset;
154 fixP->fx_pcrel = pcrel;
156 #if defined(NEED_FX_R_TYPE) || defined (BFD_ASSEMBLER)
157 fixP->fx_r_type = r_type;
159 fixP->fx_im_disp = 0;
160 fixP->fx_pcrel_adjust = 0;
161 fixP->fx_bit_fixP = 0;
162 fixP->fx_addnumber = 0;
167 TC_INIT_FIX_DATA(fixP);
170 as_where (&fixP->fx_file, &fixP->fx_line);
172 /* Usually, we want relocs sorted numerically, but while
173 comparing to older versions of gas that have relocs
174 reverse sorted, it is convenient to have this compile
175 time option. xoxorich. */
180 fixS **seg_fix_rootP = (frags_chained
181 ? &seg_info (now_seg)->fix_root
182 : &frchain_now->fix_root);
183 fixS **seg_fix_tailP = (frags_chained
184 ? &seg_info (now_seg)->fix_tail
185 : &frchain_now->fix_tail);
188 #ifdef REVERSE_SORT_RELOCS
190 fixP->fx_next = *seg_fix_rootP;
191 *seg_fix_rootP = fixP;
193 #else /* REVERSE_SORT_RELOCS */
195 fixP->fx_next = NULL;
198 (*seg_fix_tailP)->fx_next = fixP;
200 *seg_fix_rootP = fixP;
201 *seg_fix_tailP = fixP;
203 #endif /* REVERSE_SORT_RELOCS */
210 /* Create a fixup relative to a symbol (plus a constant). */
213 fix_new (frag, where, size, add_symbol, offset, pcrel, r_type)
214 fragS *frag; /* Which frag? */
215 int where; /* Where in that frag? */
216 int size; /* 1, 2, or 4 usually. */
217 symbolS *add_symbol; /* X_add_symbol. */
218 offsetT offset; /* X_add_number. */
219 int pcrel; /* TRUE if PC-relative relocation. */
221 bfd_reloc_code_real_type r_type; /* Relocation type */
223 int r_type; /* Relocation type */
226 return fix_new_internal (frag, where, size, add_symbol,
227 (symbolS *) NULL, offset, pcrel, r_type);
230 /* Create a fixup for an expression. Currently we only support fixups
231 for difference expressions. That is itself more than most object
232 file formats support anyhow. */
235 fix_new_exp (frag, where, size, exp, pcrel, r_type)
236 fragS *frag; /* Which frag? */
237 int where; /* Where in that frag? */
238 int size; /* 1, 2, or 4 usually. */
239 expressionS *exp; /* Expression. */
240 int pcrel; /* TRUE if PC-relative relocation. */
242 bfd_reloc_code_real_type r_type; /* Relocation type */
244 int r_type; /* Relocation type */
257 /* This comes up when _GLOBAL_OFFSET_TABLE_+(.-L0) is read, if
258 the difference expression cannot immediately be reduced. */
260 extern symbolS *make_expr_symbol ();
261 symbolS *stmp = make_expr_symbol (exp);
262 exp->X_op = O_symbol;
263 exp->X_op_symbol = 0;
264 exp->X_add_symbol = stmp;
265 exp->X_add_number = 0;
266 return fix_new_exp (frag, where, size, exp, pcrel, r_type);
270 add = exp->X_add_symbol;
271 off = exp->X_add_number;
273 #if defined(BFD_ASSEMBLER)
274 r_type = BFD_RELOC_RVA;
276 #if defined(TC_RVA_RELOC)
277 r_type = TC_RVA_RELOC;
279 as_fatal("rva not supported");
285 sub = exp->X_add_symbol;
286 off = exp->X_add_number;
290 sub = exp->X_op_symbol;
293 add = exp->X_add_symbol;
296 off = exp->X_add_number;
300 add = make_expr_symbol (exp);
304 return fix_new_internal (frag, where, size, add, sub, off,
308 /* Append a string onto another string, bumping the pointer along. */
310 append (charPP, fromP, length)
313 unsigned long length;
315 /* Don't trust memcpy() of 0 chars. */
319 memcpy (*charPP, fromP, length);
323 #ifndef BFD_ASSEMBLER
324 int section_alignment[SEG_MAXIMUM_ORDINAL];
328 * This routine records the largest alignment seen for each segment.
329 * If the beginning of the segment is aligned on the worst-case
330 * boundary, all of the other alignments within it will work. At
331 * least one object format really uses this info.
334 record_alignment (seg, align)
335 /* Segment to which alignment pertains */
337 /* Alignment, as a power of 2 (e.g., 1 => 2-byte boundary, 2 => 4-byte
341 if (seg == absolute_section)
344 if (align > bfd_get_section_alignment (stdoutput, seg))
345 bfd_set_section_alignment (stdoutput, seg, align);
347 if (align > section_alignment[(int) seg])
348 section_alignment[(int) seg] = align;
354 /* Reset the section indices after removing the gas created sections. */
357 renumber_sections (abfd, sec, countparg)
362 int *countp = (int *) countparg;
364 sec->index = *countp;
368 #endif /* defined (BFD_ASSEMBLER) */
370 #if defined (BFD_ASSEMBLER) || ! defined (BFD)
373 chain_frchains_together_1 (section, frchp)
375 struct frchain *frchp;
377 fragS dummy, *prev_frag = &dummy;
379 fixS fix_dummy, *prev_fix = &fix_dummy;
382 for (; frchp && frchp->frch_seg == section; frchp = frchp->frch_next)
384 prev_frag->fr_next = frchp->frch_root;
385 prev_frag = frchp->frch_last;
386 assert (prev_frag->fr_type != 0);
388 if (frchp->fix_root != (fixS *) NULL)
390 if (seg_info (section)->fix_root == (fixS *) NULL)
391 seg_info (section)->fix_root = frchp->fix_root;
392 prev_fix->fx_next = frchp->fix_root;
393 seg_info (section)->fix_tail = frchp->fix_tail;
394 prev_fix = frchp->fix_tail;
398 assert (prev_frag->fr_type != 0);
399 prev_frag->fr_next = 0;
408 chain_frchains_together (abfd, section, xxx)
409 bfd *abfd; /* unused */
411 PTR xxx; /* unused */
413 segment_info_type *info;
415 /* BFD may have introduced its own sections without using
416 subseg_new, so it is possible that seg_info is NULL. */
417 info = seg_info (section);
418 if (info != (segment_info_type *) NULL)
419 info->frchainP->frch_last
420 = chain_frchains_together_1 (section, info->frchainP);
422 /* Now that we've chained the frags together, we must add new fixups
423 to the segment, not to the frag chain. */
429 #if !defined (BFD) && !defined (BFD_ASSEMBLER)
432 remove_subsegs (head, seg, root, last)
438 *root = head->frch_root;
439 *last = chain_frchains_together_1 (seg, head);
444 #if defined (BFD_ASSEMBLER) || !defined (BFD)
448 cvt_frag_to_fill (sec, fragP)
453 cvt_frag_to_fill (headersP, sec, fragP)
454 object_headers *headersP;
459 switch (fragP->fr_type)
466 HANDLE_ALIGN (fragP);
468 know (fragP->fr_next != NULL);
469 fragP->fr_offset = (fragP->fr_next->fr_address
471 - fragP->fr_fix) / fragP->fr_var;
472 if (fragP->fr_offset < 0)
474 as_bad ("attempt to .org/.space backwards? (%ld)",
475 (long) fragP->fr_offset);
477 fragP->fr_type = rs_fill;
483 case rs_machine_dependent:
485 md_convert_frag (stdoutput, sec, fragP);
487 md_convert_frag (headersP, sec, fragP);
490 assert (fragP->fr_next == NULL || (fragP->fr_next->fr_address - fragP->fr_address == fragP->fr_fix));
493 * After md_convert_frag, we make the frag into a ".space 0".
494 * Md_convert_frag() should set up any fixSs and constants
500 #ifndef WORKING_DOT_WORD
503 struct broken_word *lie;
505 if (fragP->fr_subtype)
507 fragP->fr_fix += md_short_jump_size;
508 for (lie = (struct broken_word *) (fragP->fr_symbol);
509 lie && lie->dispfrag == fragP;
510 lie = lie->next_broken_word)
512 fragP->fr_fix += md_long_jump_size;
520 BAD_CASE (fragP->fr_type);
525 #endif /* defined (BFD_ASSEMBLER) || !defined (BFD) */
529 relax_and_size_seg (abfd, sec, xxx)
536 segment_info_type *seginfo;
538 valueT size, newsize;
540 subseg_change (sec, 0);
542 flags = bfd_get_section_flags (abfd, sec);
544 seginfo = seg_info (sec);
545 if (seginfo && seginfo->frchainP)
547 relax_segment (seginfo->frchainP->frch_root, sec);
548 for (fragp = seginfo->frchainP->frch_root; fragp; fragp = fragp->fr_next)
549 cvt_frag_to_fill (sec, fragp);
550 for (fragp = seginfo->frchainP->frch_root;
552 fragp = fragp->fr_next)
553 /* walk to last elt */;
554 size = fragp->fr_address + fragp->fr_fix;
559 if (size > 0 && ! seginfo->bss)
560 flags |= SEC_HAS_CONTENTS;
562 /* @@ This is just an approximation. */
563 if (seginfo && seginfo->fix_root)
567 x = bfd_set_section_flags (abfd, sec, flags);
570 newsize = md_section_align (sec, size);
571 x = bfd_set_section_size (abfd, sec, newsize);
574 /* If the size had to be rounded up, add some padding in the last
576 assert (newsize >= size);
579 fragS *last = seginfo->frchainP->frch_last;
580 fragp = seginfo->frchainP->frch_root;
581 while (fragp->fr_next != last)
582 fragp = fragp->fr_next;
583 last->fr_address = size;
584 fragp->fr_offset += newsize - size;
587 #ifdef tc_frob_section
588 tc_frob_section (sec);
590 #ifdef obj_frob_section
591 obj_frob_section (sec);
597 dump_section_relocs (abfd, sec, stream_)
602 FILE *stream = (FILE *) stream_;
603 segment_info_type *seginfo = seg_info (sec);
604 fixS *fixp = seginfo->fix_root;
609 fprintf (stream, "sec %s relocs:\n", sec->name);
612 symbolS *s = fixp->fx_addsy;
615 fprintf (stream, " %08x: %s(%s", fixp, S_GET_NAME (s),
616 s->bsym->section->name);
617 if (s->bsym->flags & BSF_SECTION_SYM)
619 fprintf (stream, " section sym");
621 fprintf (stream, "+%x", S_GET_VALUE (s));
624 fprintf (stream, "+%x", S_GET_VALUE (s));
625 fprintf (stream, ")+%x\n", fixp->fx_offset);
628 fprintf (stream, " %08x: type %d no sym\n", fixp, fixp->fx_r_type);
629 fixp = fixp->fx_next;
633 #define dump_section_relocs(ABFD,SEC,STREAM) ((void) 0)
636 #ifndef EMIT_SECTION_SYMBOLS
637 #define EMIT_SECTION_SYMBOLS 1
641 adjust_reloc_syms (abfd, sec, xxx)
646 segment_info_type *seginfo = seg_info (sec);
652 dump_section_relocs (abfd, sec, stderr);
654 for (fixp = seginfo->fix_root; fixp; fixp = fixp->fx_next)
657 else if (fixp->fx_addsy)
665 fprintf (stderr, "\n\nadjusting fixup:\n");
669 sym = fixp->fx_addsy;
670 symsec = sym->bsym->section;
672 /* All symbols should have already been resolved at this
673 point. It is possible to see unresolved expression
674 symbols, though, since they are not in the regular symbol
676 if (sym != NULL && ! sym->sy_resolved)
677 resolve_symbol_value (sym);
678 if (fixp->fx_subsy != NULL && ! fixp->fx_subsy->sy_resolved)
679 resolve_symbol_value (fixp->fx_subsy);
681 if (sym != NULL && sym->sy_mri_common)
683 /* These symbols are handled specially in fixup_segment. */
687 if (bfd_is_abs_section (symsec))
689 /* The fixup_segment routine will not use this symbol in a
690 relocation unless TC_FORCE_RELOCATION returns 1. */
691 if (TC_FORCE_RELOCATION (fixp))
693 fixp->fx_addsy->sy_used_in_reloc = 1;
694 #ifdef UNDEFINED_DIFFERENCE_OK
695 if (fixp->fx_subsy != NULL)
696 fixp->fx_subsy->sy_used_in_reloc = 1;
702 /* If it's one of these sections, assume the symbol is
703 definitely going to be output. The code in
704 md_estimate_size_before_relax in tc-mips.c uses this test
705 as well, so if you change this code you should look at that
707 if (bfd_is_und_section (symsec)
708 || bfd_is_com_section (symsec))
710 fixp->fx_addsy->sy_used_in_reloc = 1;
711 #ifdef UNDEFINED_DIFFERENCE_OK
712 /* We have the difference of an undefined symbol and some
713 other symbol. Make sure to mark the other symbol as used
714 in a relocation so that it will always be output. */
716 fixp->fx_subsy->sy_used_in_reloc = 1;
722 /* Don't try to reduce relocs which refer to .linkonce
723 sections. It can lead to confusion when a debugging
724 section refers to a .linkonce section. I hope this will
725 always be correct. */
727 && ((bfd_get_section_flags (stdoutput, symsec) & SEC_LINK_ONCE)
730 fixp->fx_addsy->sy_used_in_reloc = 1;
731 #ifdef UNDEFINED_DIFFERENCE_OK
732 if (fixp->fx_subsy != NULL)
733 fixp->fx_subsy->sy_used_in_reloc = 1;
739 /* Since we're reducing to section symbols, don't attempt to reduce
740 anything that's already using one. */
741 if (sym->bsym->flags & BSF_SECTION_SYM)
743 fixp->fx_addsy->sy_used_in_reloc = 1;
747 /* Is there some other reason we can't adjust this one? (E.g.,
748 call/bal links in i960-bout symbols.) */
749 #ifdef obj_fix_adjustable
750 if (! obj_fix_adjustable (fixp))
752 fixp->fx_addsy->sy_used_in_reloc = 1;
757 /* Is there some other (target cpu dependent) reason we can't adjust
758 this one? (E.g. relocations involving function addresses on
760 #ifdef tc_fix_adjustable
761 if (! tc_fix_adjustable (fixp))
763 fixp->fx_addsy->sy_used_in_reloc = 1;
768 /* For PIC support: We may get expressions like
769 "_GLOBAL_OFFSET_TABLE_+(.-L5)" where "." and "L5" may not
770 necessarily have had a fixed difference initially. But now
771 it should be a known constant, so we can reduce it. Since
772 we can't easily handle a symbol value that looks like
773 someUndefinedSymbol+const, though, we convert the fixup to
774 access the undefined symbol directly, and discard the
775 intermediate symbol. */
776 if (S_GET_SEGMENT (sym) == expr_section
777 && sym->sy_value.X_op == O_add
778 && (resolve_symbol_value (sym->sy_value.X_add_symbol),
779 S_GET_SEGMENT (sym->sy_value.X_add_symbol) == undefined_section)
780 && (resolve_symbol_value (sym->sy_value.X_op_symbol),
781 S_GET_SEGMENT (sym->sy_value.X_op_symbol) == absolute_section))
783 fixp->fx_offset += S_GET_VALUE (sym->sy_value.X_op_symbol);
784 fixp->fx_offset += sym->sy_value.X_add_number;
785 fixp->fx_addsy = sym->sy_value.X_add_symbol;
789 /* If the section symbol isn't going to be output, the relocs
790 at least should still work. If not, figure out what to do
791 when we run into that case.
793 We refetch the segment when calling section_symbol, rather
794 than using symsec, because S_GET_VALUE may wind up changing
795 the section when it calls resolve_symbol_value. */
796 fixp->fx_offset += S_GET_VALUE (sym);
797 fixp->fx_addsy = section_symbol (S_GET_SEGMENT (sym));
798 fixp->fx_addsy->sy_used_in_reloc = 1;
803 #if 1/*def RELOC_REQUIRES_SYMBOL*/
806 /* There was no symbol required by this relocation. However,
807 BFD doesn't really handle relocations without symbols well.
808 (At least, the COFF support doesn't.) So for now we fake up
809 a local symbol in the absolute section. */
811 fixp->fx_addsy = section_symbol (absolute_section);
812 /* fixp->fx_addsy->sy_used_in_reloc = 1; */
816 dump_section_relocs (abfd, sec, stderr);
820 write_relocs (abfd, sec, xxx)
825 segment_info_type *seginfo = seg_info (sec);
832 /* If seginfo is NULL, we did not create this section; don't do
837 fixup_segment (seginfo->fix_root, sec);
840 for (fixp = seginfo->fix_root; fixp; fixp = fixp->fx_next)
843 #ifndef RELOC_EXPANSION_POSSIBLE
844 /* Set up reloc information as well. */
845 relocs = (arelent **) bfd_alloc_by_size_t (stdoutput,
846 n * sizeof (arelent *));
847 memset ((char*)relocs, 0, n * sizeof (arelent*));
850 for (fixp = seginfo->fix_root; fixp != (fixS *) NULL; fixp = fixp->fx_next)
853 bfd_reloc_status_type s;
862 /* If this is an undefined symbol which was equated to another
863 symbol, then use generate the reloc against the latter symbol
864 rather than the former. */
865 sym = fixp->fx_addsy;
866 while (sym->sy_value.X_op == O_symbol
867 && (! S_IS_DEFINED (sym) || S_IS_COMMON (sym)))
868 sym = sym->sy_value.X_add_symbol;
869 fixp->fx_addsy = sym;
871 reloc = tc_gen_reloc (sec, fixp);
879 /* This test is triggered inappropriately for the SH. */
880 if (fixp->fx_where + fixp->fx_size
881 > fixp->fx_frag->fr_fix + fixp->fx_frag->fr_offset)
885 s = bfd_install_relocation (stdoutput, reloc,
886 fixp->fx_frag->fr_literal,
887 fixp->fx_frag->fr_address,
893 case bfd_reloc_overflow:
894 as_bad_where (fixp->fx_file, fixp->fx_line, "relocation overflow");
897 as_fatal ("%s:%u: bad return from bfd_perform_relocation",
898 fixp->fx_file, fixp->fx_line);
903 n = n * MAX_RELOC_EXPANSION;
904 /* Set up reloc information as well. */
905 relocs = (arelent **) bfd_alloc_by_size_t (stdoutput,
906 n * sizeof (arelent *));
909 for (fixp = seginfo->fix_root; fixp != (fixS *) NULL; fixp = fixp->fx_next)
913 bfd_reloc_status_type s;
923 /* If this is an undefined symbol which was equated to another
924 symbol, then use generate the reloc against the latter symbol
925 rather than the former. */
926 sym = fixp->fx_addsy;
927 while (sym->sy_value.X_op == O_symbol
928 && (! S_IS_DEFINED (sym) || S_IS_COMMON (sym)))
929 sym = sym->sy_value.X_add_symbol;
930 fixp->fx_addsy = sym;
932 reloc = tc_gen_reloc (sec, fixp);
934 for (j = 0; reloc[j]; j++)
936 relocs[i++] = reloc[j];
939 data = fixp->fx_frag->fr_literal + fixp->fx_where;
940 if (fixp->fx_where + fixp->fx_size
941 > fixp->fx_frag->fr_fix + fixp->fx_frag->fr_offset)
942 as_bad_where (fixp->fx_file, fixp->fx_line,
943 "internal error: fixup not contained within frag");
944 for (j = 0; reloc[j]; j++)
946 s = bfd_install_relocation (stdoutput, reloc[j],
947 fixp->fx_frag->fr_literal,
948 fixp->fx_frag->fr_address,
954 case bfd_reloc_overflow:
955 as_bad_where (fixp->fx_file, fixp->fx_line,
956 "relocation overflow");
959 as_fatal ("%s:%u: bad return from bfd_perform_relocation",
960 fixp->fx_file, fixp->fx_line);
971 sympp = bfd_get_outsymbols (stdoutput);
972 nsyms = bfd_get_symcount (stdoutput);
973 for (i = 0; i < n; i++)
974 if (((*relocs[i]->sym_ptr_ptr)->flags & BSF_SECTION_SYM) == 0)
976 for (j = 0; j < nsyms; j++)
977 if (sympp[j] == *relocs[i]->sym_ptr_ptr)
986 bfd_set_reloc (stdoutput, sec, relocs, n);
988 bfd_set_section_flags (abfd, sec,
989 (bfd_get_section_flags (abfd, sec)
990 & (flagword) ~SEC_RELOC));
997 fprintf (stderr, "relocs for sec %s\n", sec->name);
998 for (i = 0; i < n; i++)
1001 s = *r->sym_ptr_ptr;
1002 fprintf (stderr, " reloc %2d @%08x off %4x : sym %-10s addend %x\n",
1003 i, r, r->address, s->name, r->addend);
1010 write_contents (abfd, sec, xxx)
1015 segment_info_type *seginfo = seg_info (sec);
1016 unsigned long offset = 0;
1019 /* Write out the frags. */
1021 || ! (bfd_get_section_flags (abfd, sec) & SEC_HAS_CONTENTS))
1024 for (f = seginfo->frchainP->frch_root;
1029 unsigned long fill_size;
1033 assert (f->fr_type == rs_fill);
1036 x = bfd_set_section_contents (stdoutput, sec,
1037 f->fr_literal, (file_ptr) offset,
1038 (bfd_size_type) f->fr_fix);
1041 bfd_perror (stdoutput->filename);
1042 as_perror ("FATAL: Can't write %s", stdoutput->filename);
1043 exit (EXIT_FAILURE);
1045 offset += f->fr_fix;
1047 fill_literal = f->fr_literal + f->fr_fix;
1048 fill_size = f->fr_var;
1049 count = f->fr_offset;
1050 assert (count >= 0);
1051 if (fill_size && count)
1054 if (fill_size > sizeof(buf))
1056 /* Do it the old way. Can this ever happen? */
1059 x = bfd_set_section_contents (stdoutput, sec,
1062 (bfd_size_type) fill_size);
1065 bfd_perror (stdoutput->filename);
1066 as_perror ("FATAL: Can't write %s", stdoutput->filename);
1067 exit (EXIT_FAILURE);
1069 offset += fill_size;
1074 /* Build a buffer full of fill objects and output it as
1075 often as necessary. This saves on the overhead of
1076 potentially lots of bfd_set_section_contents calls. */
1080 n_per_buf = sizeof (buf);
1081 memset (buf, *fill_literal, n_per_buf);
1086 n_per_buf = sizeof(buf)/fill_size;
1087 for (i = n_per_buf, bufp = buf; i; i--, bufp += fill_size)
1088 memcpy(bufp, fill_literal, fill_size);
1090 for (; count > 0; count -= n_per_buf)
1092 n_per_buf = n_per_buf > count ? count : n_per_buf;
1093 x = bfd_set_section_contents (stdoutput, sec,
1094 buf, (file_ptr) offset,
1095 (bfd_size_type) n_per_buf * fill_size);
1097 as_fatal ("Cannot write to output file.");
1098 offset += n_per_buf * fill_size;
1106 #if defined(BFD_ASSEMBLER) || (!defined (BFD) && !defined(OBJ_AOUT))
1108 merge_data_into_text ()
1110 #if defined(BFD_ASSEMBLER) || defined(MANY_SEGMENTS)
1111 seg_info (text_section)->frchainP->frch_last->fr_next =
1112 seg_info (data_section)->frchainP->frch_root;
1113 seg_info (text_section)->frchainP->frch_last =
1114 seg_info (data_section)->frchainP->frch_last;
1115 seg_info (data_section)->frchainP = 0;
1119 text_last_frag->fr_next = data_frag_root;
1120 text_last_frag = data_last_frag;
1121 data_last_frag = NULL;
1122 data_frag_root = NULL;
1125 for (tmp = text_fix_root; tmp->fx_next; tmp = tmp->fx_next);;
1126 tmp->fx_next = data_fix_root;
1127 text_fix_tail = data_fix_tail;
1130 text_fix_root = data_fix_root;
1131 data_fix_root = NULL;
1134 #endif /* BFD_ASSEMBLER || (! BFD && ! OBJ_AOUT) */
1136 #if !defined (BFD_ASSEMBLER) && !defined (BFD)
1138 relax_and_size_all_segments ()
1142 relax_segment (text_frag_root, SEG_TEXT);
1143 relax_segment (data_frag_root, SEG_DATA);
1144 relax_segment (bss_frag_root, SEG_BSS);
1146 * Now the addresses of frags are correct within the segment.
1149 know (text_last_frag->fr_type == rs_fill && text_last_frag->fr_offset == 0);
1150 H_SET_TEXT_SIZE (&headers, text_last_frag->fr_address);
1151 text_last_frag->fr_address = H_GET_TEXT_SIZE (&headers);
1154 * Join the 2 segments into 1 huge segment.
1155 * To do this, re-compute every rn_address in the SEG_DATA frags.
1156 * Then join the data frags after the text frags.
1158 * Determine a_data [length of data segment].
1162 register relax_addressT slide;
1164 know ((text_last_frag->fr_type == rs_fill) && (text_last_frag->fr_offset == 0));
1166 H_SET_DATA_SIZE (&headers, data_last_frag->fr_address);
1167 data_last_frag->fr_address = H_GET_DATA_SIZE (&headers);
1168 slide = H_GET_TEXT_SIZE (&headers); /* & in file of the data segment. */
1170 #define RoundUp(N,S) (((N)+(S)-1)&-(S))
1171 /* For b.out: If the data section has a strict alignment
1172 requirement, its load address in the .o file will be
1173 rounded up from the size of the text section. These
1174 two values are *not* the same! Similarly for the bss
1176 slide = RoundUp (slide, 1 << section_alignment[SEG_DATA]);
1179 for (fragP = data_frag_root; fragP; fragP = fragP->fr_next)
1181 fragP->fr_address += slide;
1182 } /* for each data frag */
1184 know (text_last_frag != 0);
1185 text_last_frag->fr_next = data_frag_root;
1189 H_SET_DATA_SIZE (&headers, 0);
1193 /* See above comments on b.out data section address. */
1196 if (data_last_frag == 0)
1197 bss_vma = H_GET_TEXT_SIZE (&headers);
1199 bss_vma = data_last_frag->fr_address;
1200 bss_vma = RoundUp (bss_vma, 1 << section_alignment[SEG_BSS]);
1201 bss_address_frag.fr_address = bss_vma;
1203 #else /* ! OBJ_BOUT */
1204 bss_address_frag.fr_address = (H_GET_TEXT_SIZE (&headers) +
1205 H_GET_DATA_SIZE (&headers));
1207 #endif /* ! OBJ_BOUT */
1209 /* Slide all the frags */
1212 relax_addressT slide = bss_address_frag.fr_address;
1214 for (fragP = bss_frag_root; fragP; fragP = fragP->fr_next)
1216 fragP->fr_address += slide;
1217 } /* for each bss frag */
1221 H_SET_BSS_SIZE (&headers,
1222 bss_last_frag->fr_address - bss_frag_root->fr_address);
1224 H_SET_BSS_SIZE (&headers, 0);
1226 #endif /* ! BFD_ASSEMBLER && ! BFD */
1228 #if defined (BFD_ASSEMBLER) || !defined (BFD)
1230 #ifdef BFD_ASSEMBLER
1238 extern PTR bfd_alloc PARAMS ((bfd *, size_t));
1240 /* Count symbols. We can't rely on a count made by the loop in
1241 write_object_file, because *_frob_file may add a new symbol or
1244 for (symp = symbol_rootP; symp; symp = symbol_next (symp))
1251 asympp = (asymbol **) bfd_alloc (stdoutput,
1252 nsyms * sizeof (asymbol *));
1253 symp = symbol_rootP;
1254 for (i = 0; i < nsyms; i++, symp = symbol_next (symp))
1256 asympp[i] = symp->bsym;
1262 result = bfd_set_symtab (stdoutput, asympp, nsyms);
1263 assert (result == true);
1264 symbol_table_frozen = 1;
1269 write_object_file ()
1271 struct frchain *frchainP; /* Track along all frchains. */
1272 #if ! defined (BFD_ASSEMBLER) || ! defined (WORKING_DOT_WORD)
1273 fragS *fragP; /* Track along all frags. */
1276 /* Do we really want to write it? */
1278 int n_warns, n_errs;
1279 n_warns = had_warnings ();
1280 n_errs = had_errors ();
1281 /* The -Z flag indicates that an object file should be generated,
1282 regardless of warnings and errors. */
1283 if (flag_always_generate_output)
1285 if (n_warns || n_errs)
1286 as_warn ("%d error%s, %d warning%s, generating bad object file.\n",
1287 n_errs, n_errs == 1 ? "" : "s",
1288 n_warns, n_warns == 1 ? "" : "s");
1293 as_fatal ("%d error%s, %d warning%s, no object file generated.\n",
1294 n_errs, n_errs == 1 ? "" : "s",
1295 n_warns, n_warns == 1 ? "" : "s");
1300 /* Under VMS we try to be compatible with VAX-11 "C". Thus, we call
1301 a routine to check for the definition of the procedure "_main",
1302 and if so -- fix it up so that it can be program entry point. */
1303 vms_check_for_main ();
1304 #endif /* OBJ_VMS */
1306 /* After every sub-segment, we fake an ".align ...". This conforms to
1307 BSD4.2 brane-damage. We then fake ".fill 0" because that is the kind of
1308 frag that requires least thought. ".align" frags like to have a
1309 following frag since that makes calculating their intended length
1312 @@ Is this really necessary?? */
1313 #ifndef SUB_SEGMENT_ALIGN
1314 #ifdef BFD_ASSEMBLER
1315 #define SUB_SEGMENT_ALIGN(SEG) (0)
1317 #define SUB_SEGMENT_ALIGN(SEG) (2)
1320 for (frchainP = frchain_root; frchainP; frchainP = frchainP->frch_next)
1322 subseg_set (frchainP->frch_seg, frchainP->frch_subseg);
1323 frag_align (SUB_SEGMENT_ALIGN (now_seg), NOP_OPCODE);
1324 /* frag_align will have left a new frag.
1325 Use this last frag for an empty ".fill".
1327 For this segment ...
1328 Create a last frag. Do not leave a "being filled in frag". */
1329 frag_wane (frag_now);
1330 frag_now->fr_fix = 0;
1331 know (frag_now->fr_next == NULL);
1334 /* From now on, we don't care about sub-segments. Build one frag chain
1335 for each segment. Linked thru fr_next. */
1337 #ifdef BFD_ASSEMBLER
1338 /* Remove the sections created by gas for its own purposes. */
1340 asection **seclist, *sec;
1343 seclist = &stdoutput->sections;
1344 while (seclist && *seclist)
1347 while (sec == reg_section || sec == expr_section)
1351 stdoutput->section_count--;
1356 seclist = &(*seclist)->next;
1359 bfd_map_over_sections (stdoutput, renumber_sections, &i);
1362 bfd_map_over_sections (stdoutput, chain_frchains_together, (char *) 0);
1364 remove_subsegs (frchain_root, SEG_TEXT, &text_frag_root, &text_last_frag);
1365 remove_subsegs (data0_frchainP, SEG_DATA, &data_frag_root, &data_last_frag);
1366 remove_subsegs (bss0_frchainP, SEG_BSS, &bss_frag_root, &bss_last_frag);
1369 /* We have two segments. If user gave -R flag, then we must put the
1370 data frags into the text segment. Do this before relaxing so
1371 we know to take advantage of -R and make shorter addresses. */
1372 #if !defined (OBJ_AOUT) || defined (BFD_ASSEMBLER)
1373 if (flag_readonly_data_in_text)
1375 merge_data_into_text ();
1379 #ifdef BFD_ASSEMBLER
1380 bfd_map_over_sections (stdoutput, relax_and_size_seg, (char *) 0);
1382 relax_and_size_all_segments ();
1383 #endif /* BFD_ASSEMBLER */
1385 #ifndef BFD_ASSEMBLER
1388 * Crawl the symbol chain.
1390 * For each symbol whose value depends on a frag, take the address of
1391 * that frag and subsume it into the value of the symbol.
1392 * After this, there is just one way to lookup a symbol value.
1393 * Values are left in their final state for object file emission.
1394 * We adjust the values of 'L' local symbols, even if we do
1395 * not intend to emit them to the object file, because their values
1396 * are needed for fix-ups.
1398 * Unless we saw a -L flag, remove all symbols that begin with 'L'
1399 * from the symbol chain. (They are still pointed to by the fixes.)
1401 * Count the remaining symbols.
1402 * Assign a symbol number to each symbol.
1403 * Count the number of string-table chars we will emit.
1404 * Put this info into the headers as appropriate.
1407 know (zero_address_frag.fr_address == 0);
1408 string_byte_count = sizeof (string_byte_count);
1410 obj_crawl_symbol_chain (&headers);
1412 if (string_byte_count == sizeof (string_byte_count))
1413 string_byte_count = 0;
1415 H_SET_STRING_SIZE (&headers, string_byte_count);
1418 * Addresses of frags now reflect addresses we use in the object file.
1419 * Symbol values are correct.
1420 * Scan the frags, converting any ".org"s and ".align"s to ".fill"s.
1421 * Also converting any machine-dependent frags using md_convert_frag();
1423 subseg_change (SEG_TEXT, 0);
1425 for (fragP = text_frag_root; fragP; fragP = fragP->fr_next)
1427 cvt_frag_to_fill (&headers, SEG_TEXT, fragP);
1429 /* Some assert macros don't work with # directives mixed in. */
1431 if (!(fragP->fr_next == NULL
1433 || fragP->fr_next == data_frag_root
1435 || ((fragP->fr_next->fr_address - fragP->fr_address)
1436 == (fragP->fr_fix + fragP->fr_offset * fragP->fr_var))))
1440 #endif /* ! BFD_ASSEMBLER */
1442 #ifndef WORKING_DOT_WORD
1444 struct broken_word *lie;
1445 struct broken_word **prevP;
1447 prevP = &broken_words;
1448 for (lie = broken_words; lie; lie = lie->next_broken_word)
1453 exp.X_op = O_subtract;
1454 exp.X_add_symbol = lie->add;
1455 exp.X_op_symbol = lie->sub;
1456 exp.X_add_number = lie->addnum;
1457 #ifdef BFD_ASSEMBLER
1458 #ifdef TC_CONS_FIX_NEW
1459 TC_CONS_FIX_NEW (lie->frag,
1460 lie->word_goes_here - lie->frag->fr_literal,
1463 fix_new_exp (lie->frag,
1464 lie->word_goes_here - lie->frag->fr_literal,
1465 2, &exp, 0, BFD_RELOC_16);
1468 #if defined(TC_SPARC) || defined(TC_A29K) || defined(NEED_FX_R_TYPE)
1469 fix_new_exp (lie->frag,
1470 lie->word_goes_here - lie->frag->fr_literal,
1471 2, &exp, 0, NO_RELOC);
1474 fix_new_ns32k_exp (lie->frag,
1475 lie->word_goes_here - lie->frag->fr_literal,
1476 2, &exp, 0, 0, 2, 0, 0);
1478 fix_new_exp (lie->frag,
1479 lie->word_goes_here - lie->frag->fr_literal,
1481 #endif /* TC_NS32K */
1482 #endif /* TC_SPARC|TC_A29K|NEED_FX_R_TYPE */
1483 #endif /* BFD_ASSEMBLER */
1484 *prevP = lie->next_broken_word;
1487 prevP = &(lie->next_broken_word);
1489 for (lie = broken_words; lie;)
1491 struct broken_word *untruth;
1493 addressT table_addr;
1494 addressT from_addr, to_addr;
1497 fragP = lie->dispfrag;
1499 /* Find out how many broken_words go here. */
1501 for (untruth = lie; untruth && untruth->dispfrag == fragP; untruth = untruth->next_broken_word)
1502 if (untruth->added == 1)
1505 table_ptr = lie->dispfrag->fr_opcode;
1506 table_addr = lie->dispfrag->fr_address + (table_ptr - lie->dispfrag->fr_literal);
1507 /* Create the jump around the long jumps. This is a short
1508 jump from table_ptr+0 to table_ptr+n*long_jump_size. */
1509 from_addr = table_addr;
1510 to_addr = table_addr + md_short_jump_size + n * md_long_jump_size;
1511 md_create_short_jump (table_ptr, from_addr, to_addr, lie->dispfrag, lie->add);
1512 table_ptr += md_short_jump_size;
1513 table_addr += md_short_jump_size;
1515 for (m = 0; lie && lie->dispfrag == fragP; m++, lie = lie->next_broken_word)
1517 if (lie->added == 2)
1519 /* Patch the jump table */
1520 /* This is the offset from ??? to table_ptr+0 */
1521 to_addr = table_addr - S_GET_VALUE (lie->sub);
1522 #ifdef BFD_ASSEMBLER
1523 to_addr -= lie->sub->sy_frag->fr_address;
1525 md_number_to_chars (lie->word_goes_here, to_addr, 2);
1526 for (untruth = lie->next_broken_word; untruth && untruth->dispfrag == fragP; untruth = untruth->next_broken_word)
1528 if (untruth->use_jump == lie)
1529 md_number_to_chars (untruth->word_goes_here, to_addr, 2);
1532 /* Install the long jump */
1533 /* this is a long jump from table_ptr+0 to the final target */
1534 from_addr = table_addr;
1535 to_addr = S_GET_VALUE (lie->add) + lie->addnum;
1536 #ifdef BFD_ASSEMBLER
1537 to_addr += lie->add->sy_frag->fr_address;
1539 md_create_long_jump (table_ptr, from_addr, to_addr, lie->dispfrag, lie->add);
1540 table_ptr += md_long_jump_size;
1541 table_addr += md_long_jump_size;
1545 #endif /* not WORKING_DOT_WORD */
1547 #ifndef BFD_ASSEMBLER
1550 char *the_object_file;
1551 long object_file_size;
1553 * Scan every FixS performing fixups. We had to wait until now to do
1554 * this because md_convert_frag() may have made some fixSs.
1558 subseg_change (SEG_TEXT, 0);
1559 trsize = md_reloc_size * fixup_segment (text_fix_root, SEG_TEXT);
1560 subseg_change (SEG_DATA, 0);
1561 drsize = md_reloc_size * fixup_segment (data_fix_root, SEG_DATA);
1562 H_SET_RELOCATION_SIZE (&headers, trsize, drsize);
1564 /* FIXME move this stuff into the pre-write-hook */
1565 H_SET_MAGIC_NUMBER (&headers, magic_number_for_object_file);
1566 H_SET_ENTRY_POINT (&headers, 0);
1568 obj_pre_write_hook (&headers); /* extra coff stuff */
1570 object_file_size = H_GET_FILE_SIZE (&headers);
1571 next_object_file_charP = the_object_file = xmalloc (object_file_size);
1573 output_file_create (out_file_name);
1575 obj_header_append (&next_object_file_charP, &headers);
1577 know ((next_object_file_charP - the_object_file) == H_GET_HEADER_SIZE (&headers));
1582 for (fragP = text_frag_root; fragP; fragP = fragP->fr_next)
1584 register long count;
1585 register char *fill_literal;
1586 register long fill_size;
1589 know (fragP->fr_type == rs_fill);
1590 append (&next_object_file_charP, fragP->fr_literal, (unsigned long) fragP->fr_fix);
1591 fill_literal = fragP->fr_literal + fragP->fr_fix;
1592 fill_size = fragP->fr_var;
1593 know (fragP->fr_offset >= 0);
1595 for (count = fragP->fr_offset; count; count--)
1597 append (&next_object_file_charP, fill_literal, (unsigned long) fill_size);
1600 } /* for each code frag. */
1602 know ((next_object_file_charP - the_object_file) == (H_GET_HEADER_SIZE (&headers) + H_GET_TEXT_SIZE (&headers) + H_GET_DATA_SIZE (&headers)));
1607 obj_emit_relocations (&next_object_file_charP, text_fix_root, (relax_addressT) 0);
1608 know ((next_object_file_charP - the_object_file) == (H_GET_HEADER_SIZE (&headers) + H_GET_TEXT_SIZE (&headers) + H_GET_DATA_SIZE (&headers) + H_GET_TEXT_RELOCATION_SIZE (&headers)));
1610 /* Make addresses in data relocation directives relative to beginning of
1611 * first data fragment, not end of last text fragment: alignment of the
1612 * start of the data segment may place a gap between the segments.
1614 obj_emit_relocations (&next_object_file_charP, data_fix_root, data0_frchainP->frch_root->fr_address);
1616 obj_emit_relocations (&next_object_file_charP, data_fix_root, text_last_frag->fr_address);
1617 #endif /* TC_I960 */
1619 know ((next_object_file_charP - the_object_file) == (H_GET_HEADER_SIZE (&headers) + H_GET_TEXT_SIZE (&headers) + H_GET_DATA_SIZE (&headers) + H_GET_TEXT_RELOCATION_SIZE (&headers) + H_GET_DATA_RELOCATION_SIZE (&headers)));
1622 * Emit line number entries.
1624 OBJ_EMIT_LINENO (&next_object_file_charP, lineno_rootP, the_object_file);
1625 know ((next_object_file_charP - the_object_file) == (H_GET_HEADER_SIZE (&headers) + H_GET_TEXT_SIZE (&headers) + H_GET_DATA_SIZE (&headers) + H_GET_TEXT_RELOCATION_SIZE (&headers) + H_GET_DATA_RELOCATION_SIZE (&headers) + H_GET_LINENO_SIZE (&headers)));
1630 obj_emit_symbols (&next_object_file_charP, symbol_rootP);
1631 know ((next_object_file_charP - the_object_file) == (H_GET_HEADER_SIZE (&headers) + H_GET_TEXT_SIZE (&headers) + H_GET_DATA_SIZE (&headers) + H_GET_TEXT_RELOCATION_SIZE (&headers) + H_GET_DATA_RELOCATION_SIZE (&headers) + H_GET_LINENO_SIZE (&headers) + H_GET_SYMBOL_TABLE_SIZE (&headers)));
1637 if (string_byte_count > 0)
1639 obj_emit_strings (&next_object_file_charP);
1640 } /* only if we have a string table */
1643 bfd_seek (stdoutput, 0, 0);
1644 bfd_write (the_object_file, 1, object_file_size, stdoutput);
1647 /* Write the data to the file */
1648 output_file_append (the_object_file, object_file_size, out_file_name);
1649 free (the_object_file);
1651 } /* non vms output */
1654 * Now do the VMS-dependent part of writing the object file
1656 vms_write_object_file (H_GET_TEXT_SIZE (&headers),
1657 H_GET_DATA_SIZE (&headers),
1658 H_GET_BSS_SIZE (&headers),
1659 text_frag_root, data_frag_root);
1660 #endif /* OBJ_VMS */
1661 #else /* BFD_ASSEMBLER */
1663 /* Resolve symbol values. This needs to be done before processing
1669 for (symp = symbol_rootP; symp; symp = symbol_next (symp))
1670 if (!symp->sy_resolved)
1671 resolve_symbol_value (symp);
1676 #ifdef tc_frob_file_before_adjust
1677 tc_frob_file_before_adjust ();
1679 #ifdef obj_frob_file_before_adjust
1680 obj_frob_file_before_adjust ();
1683 bfd_map_over_sections (stdoutput, adjust_reloc_syms, (char *)0);
1685 /* Set up symbol table, and write it out. */
1690 for (symp = symbol_rootP; symp; symp = symbol_next (symp))
1695 if (symp->sy_mri_common)
1697 if (S_IS_EXTERNAL (symp))
1698 as_bad ("%s: global symbols not supported in common sections",
1700 symbol_remove (symp, &symbol_rootP, &symbol_lastP);
1704 name = S_GET_NAME (symp);
1707 const char *name2 = decode_local_label_name ((char *)S_GET_NAME (symp));
1708 /* They only differ if `name' is a fb or dollar local
1710 if (name2 != name && ! S_IS_DEFINED (symp))
1711 as_bad ("local label %s is not defined", name2);
1714 /* Do it again, because adjust_reloc_syms might introduce
1715 more symbols. They'll probably only be section symbols,
1716 but they'll still need to have the values computed. */
1717 if (! symp->sy_resolved)
1719 if (symp->sy_value.X_op == O_constant)
1721 /* This is the normal case; skip the call. */
1724 + symp->sy_frag->fr_address));
1725 symp->sy_resolved = 1;
1728 resolve_symbol_value (symp);
1731 /* Skip symbols which were equated to undefined or common
1733 if (symp->sy_value.X_op == O_symbol
1734 && (! S_IS_DEFINED (symp) || S_IS_COMMON (symp)))
1736 symbol_remove (symp, &symbol_rootP, &symbol_lastP);
1740 /* So far, common symbols have been treated like undefined symbols.
1741 Put them in the common section now. */
1742 if (S_IS_DEFINED (symp) == 0
1743 && S_GET_VALUE (symp) != 0)
1744 S_SET_SEGMENT (symp, bfd_com_section_ptr);
1746 printf ("symbol `%s'\n\t@%x: value=%d flags=%x seg=%s\n",
1747 S_GET_NAME (symp), symp,
1750 segment_name (symp->bsym->section));
1753 #ifdef obj_frob_symbol
1754 obj_frob_symbol (symp, punt);
1756 #ifdef tc_frob_symbol
1757 if (! punt || symp->sy_used_in_reloc)
1758 tc_frob_symbol (symp, punt);
1761 /* If we don't want to keep this symbol, splice it out of
1762 the chain now. If EMIT_SECTION_SYMBOLS is 0, we never
1763 want section symbols. Otherwise, we skip local symbols
1764 and symbols that the frob_symbol macros told us to punt,
1765 but we keep such symbols if they are used in relocs. */
1766 if ((! EMIT_SECTION_SYMBOLS
1767 && (symp->bsym->flags & BSF_SECTION_SYM) != 0)
1768 /* Note that S_IS_EXTERN and S_IS_LOCAL are not always
1769 opposites. Sometimes the former checks flags and the
1770 latter examines the name... */
1771 || (!S_IS_EXTERN (symp)
1772 && (S_IS_LOCAL (symp) || punt)
1773 && ! symp->sy_used_in_reloc))
1775 symbol_remove (symp, &symbol_rootP, &symbol_lastP);
1776 /* After symbol_remove, symbol_next(symp) still returns
1777 the one that came after it in the chain. So we don't
1778 need to do any extra cleanup work here. */
1783 /* Make sure we really got a value for the symbol. */
1784 if (! symp->sy_resolved)
1786 as_bad ("can't resolve value for symbol \"%s\"",
1788 symp->sy_resolved = 1;
1791 /* Set the value into the BFD symbol. Up til now the value
1792 has only been kept in the gas symbolS struct. */
1793 symp->bsym->value = S_GET_VALUE (symp);
1799 /* Now do any format-specific adjustments to the symbol table, such
1800 as adding file symbols. */
1801 #ifdef tc_adjust_symtab
1802 tc_adjust_symtab ();
1804 #ifdef obj_adjust_symtab
1805 obj_adjust_symtab ();
1808 /* Now that all the sizes are known, and contents correct, we can
1809 start writing to the file. */
1812 /* If *_frob_file changes the symbol value at this point, it is
1813 responsible for moving the changed value into symp->bsym->value
1814 as well. Hopefully all symbol value changing can be done in
1819 #ifdef obj_frob_file
1823 bfd_map_over_sections (stdoutput, write_relocs, (char *) 0);
1825 #ifdef tc_frob_file_after_relocs
1826 tc_frob_file_after_relocs ();
1828 #ifdef obj_frob_file_after_relocs
1829 obj_frob_file_after_relocs ();
1832 bfd_map_over_sections (stdoutput, write_contents, (char *) 0);
1833 #endif /* BFD_ASSEMBLER */
1840 * Now we have a segment, not a crowd of sub-segments, we can make fr_address
1845 * After this, all frags in this segment have addresses that are correct
1846 * within the segment. Since segments live in different file addresses,
1847 * these frag addresses may not be the same as final object-file addresses.
1850 #ifndef md_relax_frag
1851 #ifdef TC_GENERIC_RELAX_TABLE
1853 /* Subroutines of relax_segment. */
1859 for (; f1; f1 = f1->fr_next)
1860 if (f1->fr_next == f2)
1865 #endif /* defined (TC_GENERIC_RELAX_TABLE) */
1866 #endif /* ! defined (md_relax_frag) */
1868 /* Relax_align. Advance location counter to next address that has 'alignment'
1869 lowest order bits all 0s, return size of adjustment made. */
1870 static relax_addressT
1871 relax_align (address, alignment)
1872 register relax_addressT address; /* Address now. */
1873 register int alignment; /* Alignment (binary). */
1875 relax_addressT mask;
1876 relax_addressT new_address;
1878 mask = ~((~0) << alignment);
1879 new_address = (address + mask) & (~mask);
1880 #ifdef LINKER_RELAXING_SHRINKS_ONLY
1882 /* We must provide lots of padding, so the linker can discard it
1883 when needed. The linker will not add extra space, ever. */
1884 new_address += (1 << alignment);
1886 return (new_address - address);
1890 relax_segment (segment_frag_root, segment)
1891 struct frag *segment_frag_root;
1894 register struct frag *fragP;
1895 register relax_addressT address;
1896 #if !defined (MANY_SEGMENTS) && !defined (BFD_ASSEMBLER)
1897 know (segment == SEG_DATA || segment == SEG_TEXT || segment == SEG_BSS);
1899 /* In case md_estimate_size_before_relax() wants to make fixSs. */
1900 subseg_change (segment, 0);
1902 /* For each frag in segment: count and store (a 1st guess of)
1905 for (fragP = segment_frag_root; fragP; fragP = fragP->fr_next)
1907 fragP->fr_address = address;
1908 address += fragP->fr_fix;
1910 switch (fragP->fr_type)
1913 address += fragP->fr_offset * fragP->fr_var;
1919 int offset = relax_align (address, (int) fragP->fr_offset);
1920 if (offset % fragP->fr_var != 0)
1922 as_bad ("alignment padding (%d bytes) not a multiple of %ld",
1923 offset, (long) fragP->fr_var);
1924 offset -= (offset % fragP->fr_var);
1932 /* Assume .org is nugatory. It will grow with 1st relax. */
1935 case rs_machine_dependent:
1936 address += md_estimate_size_before_relax (fragP, segment);
1939 #ifndef WORKING_DOT_WORD
1940 /* Broken words don't concern us yet */
1941 case rs_broken_word:
1946 BAD_CASE (fragP->fr_type);
1948 } /* switch(fr_type) */
1949 } /* for each frag in the segment */
1953 long stretch; /* May be any size, 0 or negative. */
1954 /* Cumulative number of addresses we have */
1955 /* relaxed this pass. */
1956 /* We may have relaxed more than one address. */
1957 long stretched; /* Have we stretched on this pass? */
1958 /* This is 'cuz stretch may be zero, when, in fact some piece of code
1959 grew, and another shrank. If a branch instruction doesn't fit anymore,
1960 we could be scrod. */
1964 stretch = stretched = 0;
1965 for (fragP = segment_frag_root; fragP; fragP = fragP->fr_next)
1968 unsigned long was_address;
1974 was_address = fragP->fr_address;
1975 address = fragP->fr_address += stretch;
1976 symbolP = fragP->fr_symbol;
1977 offset = fragP->fr_offset;
1979 switch (fragP->fr_type)
1981 case rs_fill: /* .fill never relaxes. */
1985 #ifndef WORKING_DOT_WORD
1986 /* JF: This is RMS's idea. I do *NOT* want to be blamed
1987 for it I do not want to write it. I do not want to have
1988 anything to do with it. This is not the proper way to
1989 implement this misfeature. */
1990 case rs_broken_word:
1992 struct broken_word *lie;
1993 struct broken_word *untruth;
1995 /* Yes this is ugly (storing the broken_word pointer
1996 in the symbol slot). Still, this whole chunk of
1997 code is ugly, and I don't feel like doing anything
1998 about it. Think of it as stubbornness in action. */
2000 for (lie = (struct broken_word *) (fragP->fr_symbol);
2001 lie && lie->dispfrag == fragP;
2002 lie = lie->next_broken_word)
2008 offset = (lie->add->sy_frag->fr_address
2009 + S_GET_VALUE (lie->add)
2011 - (lie->sub->sy_frag->fr_address
2012 + S_GET_VALUE (lie->sub)));
2013 if (offset <= -32768 || offset >= 32767)
2015 if (flag_warn_displacement)
2018 sprint_value (buf, (addressT) lie->addnum);
2019 as_warn (".word %s-%s+%s didn't fit",
2020 S_GET_NAME (lie->add),
2021 S_GET_NAME (lie->sub),
2025 if (fragP->fr_subtype == 0)
2027 fragP->fr_subtype++;
2028 growth += md_short_jump_size;
2030 for (untruth = lie->next_broken_word;
2031 untruth && untruth->dispfrag == lie->dispfrag;
2032 untruth = untruth->next_broken_word)
2033 if ((untruth->add->sy_frag == lie->add->sy_frag)
2034 && S_GET_VALUE (untruth->add) == S_GET_VALUE (lie->add))
2037 untruth->use_jump = lie;
2039 growth += md_long_jump_size;
2044 } /* case rs_broken_word */
2048 growth = (relax_align ((relax_addressT) (address
2051 - relax_align ((relax_addressT) (was_address
2061 #if !defined (MANY_SEGMENTS) && !defined (BFD_ASSEMBLER)
2062 know ((S_GET_SEGMENT (symbolP) == SEG_ABSOLUTE)
2063 || (S_GET_SEGMENT (symbolP) == SEG_DATA)
2064 || (S_GET_SEGMENT (symbolP) == SEG_TEXT)
2065 || S_GET_SEGMENT (symbolP) == SEG_BSS);
2066 know (symbolP->sy_frag);
2067 know (!(S_GET_SEGMENT (symbolP) == SEG_ABSOLUTE)
2068 || (symbolP->sy_frag == &zero_address_frag));
2070 target += S_GET_VALUE (symbolP)
2071 + symbolP->sy_frag->fr_address;
2072 } /* if we have a symbol */
2074 know (fragP->fr_next);
2075 after = fragP->fr_next->fr_address;
2076 growth = target - after;
2079 /* Growth may be negative, but variable part of frag
2080 cannot have fewer than 0 chars. That is, we can't
2082 as_bad ("attempt to .org backwards ignored");
2086 growth -= stretch; /* This is an absolute growth factor */
2092 growth = S_GET_VALUE (symbolP);
2093 if (symbolP->sy_frag != &zero_address_frag)
2094 as_bad (".space specifies non-absolute value");
2095 fragP->fr_symbol = 0;
2098 as_warn (".space or .fill with negative value, ignored");
2106 case rs_machine_dependent:
2107 #ifdef md_relax_frag
2108 growth = md_relax_frag (fragP, stretch);
2110 #ifdef TC_GENERIC_RELAX_TABLE
2111 /* The default way to relax a frag is to look through
2114 const relax_typeS *this_type;
2115 const relax_typeS *start_type;
2116 relax_substateT next_state;
2117 relax_substateT this_state;
2119 const relax_typeS *table = TC_GENERIC_RELAX_TABLE;
2121 this_state = fragP->fr_subtype;
2122 start_type = this_type = table + this_state;
2127 #ifndef DIFF_EXPR_OK
2128 #if !defined (MANY_SEGMENTS) && !defined (BFD_ASSEMBLER)
2129 know ((S_GET_SEGMENT (symbolP) == SEG_ABSOLUTE)
2130 || (S_GET_SEGMENT (symbolP) == SEG_DATA)
2131 || (S_GET_SEGMENT (symbolP) == SEG_BSS)
2132 || (S_GET_SEGMENT (symbolP) == SEG_TEXT));
2134 know (symbolP->sy_frag);
2136 know (!(S_GET_SEGMENT (symbolP) == absolute_section)
2137 || symbolP->sy_frag == &zero_address_frag);
2139 S_GET_VALUE (symbolP)
2140 + symbolP->sy_frag->fr_address;
2142 /* If frag has yet to be reached on this pass,
2143 assume it will move by STRETCH just as we did.
2144 If this is not so, it will be because some frag
2145 between grows, and that will force another pass.
2147 Beware zero-length frags.
2149 There should be a faster way to do this. */
2151 if (symbolP->sy_frag->fr_address >= was_address
2152 && is_dnrange (fragP, symbolP->sy_frag))
2158 aim = target - address - fragP->fr_fix;
2159 #ifdef TC_PCREL_ADJUST
2160 /* Currently only the ns32k family needs this */
2161 aim += TC_PCREL_ADJUST(fragP);
2163 /* This machine doesn't want to use pcrel_adjust.
2164 In that case, pcrel_adjust should be zero. */
2165 assert (fragP->fr_pcrel_adjust == 0);
2170 /* Look backwards. */
2171 for (next_state = this_type->rlx_more; next_state;)
2172 if (aim >= this_type->rlx_backward)
2176 /* Grow to next state. */
2177 this_state = next_state;
2178 this_type = table + this_state;
2179 next_state = this_type->rlx_more;
2184 #ifdef M68K_AIM_KLUDGE
2185 M68K_AIM_KLUDGE (aim, this_state, this_type);
2187 /* Look forwards. */
2188 for (next_state = this_type->rlx_more; next_state;)
2189 if (aim <= this_type->rlx_forward)
2193 /* Grow to next state. */
2194 this_state = next_state;
2195 this_type = table + this_state;
2196 next_state = this_type->rlx_more;
2200 growth = this_type->rlx_length - start_type->rlx_length;
2202 fragP->fr_subtype = this_state;
2204 #endif /* TC_GENERIC_RELAX_TABLE */
2209 BAD_CASE (fragP->fr_type);
2217 } /* For each frag in the segment. */
2219 while (stretched); /* Until nothing further to relax. */
2223 * We now have valid fr_address'es for each frag.
2227 * All fr_address's are correct, relative to their own segment.
2228 * We have made all the fixS we will ever make.
2230 } /* relax_segment() */
2232 #if defined (BFD_ASSEMBLER) || (!defined (BFD) && !defined (OBJ_VMS))
2234 #ifndef TC_RELOC_RTSYM_LOC_FIXUP
2235 #define TC_RELOC_RTSYM_LOC_FIXUP(X) (1)
2240 Go through all the fixS's in a segment and see which ones can be
2241 handled now. (These consist of fixS where we have since discovered
2242 the value of a symbol, or the address of the frag involved.)
2243 For each one, call md_apply_fix to put the fix into the frag data.
2245 Result is a count of how many relocation structs will be needed to
2246 handle the remaining fixS's that we couldn't completely handle here.
2247 These will be output later by emit_relocations(). */
2250 fixup_segment (fixP, this_segment_type)
2251 register fixS *fixP;
2252 segT this_segment_type; /* N_TYPE bits for segment. */
2254 long seg_reloc_count = 0;
2255 symbolS *add_symbolP;
2256 symbolS *sub_symbolP;
2263 segT add_symbol_segment = absolute_section;
2265 /* If the linker is doing the relaxing, we must not do any fixups.
2267 Well, strictly speaking that's not true -- we could do any that are
2268 PC-relative and don't cross regions that could change size. And for the
2269 i960 (the only machine for which we've got a relaxing linker right now),
2270 we might be able to turn callx/callj into bal anyways in cases where we
2271 know the maximum displacement. */
2274 for (; fixP; fixP = fixP->fx_next)
2276 TC_ADJUST_RELOC_COUNT (fixP, seg_reloc_count);
2277 return seg_reloc_count;
2280 for (; fixP; fixP = fixP->fx_next)
2283 fprintf (stderr, "\nprocessing fixup:\n");
2287 fragP = fixP->fx_frag;
2289 where = fixP->fx_where;
2290 place = fragP->fr_literal + where;
2291 size = fixP->fx_size;
2292 add_symbolP = fixP->fx_addsy;
2293 #ifdef TC_VALIDATE_FIX
2294 TC_VALIDATE_FIX (fixP, this_segment_type, skip);
2296 sub_symbolP = fixP->fx_subsy;
2297 add_number = fixP->fx_offset;
2298 pcrel = fixP->fx_pcrel;
2301 if (add_symbolP != NULL
2302 && add_symbolP->sy_mri_common)
2304 know (add_symbolP->sy_value.X_op == O_symbol);
2305 add_number += S_GET_VALUE (add_symbolP);
2306 fixP->fx_offset = add_number;
2307 add_symbolP = fixP->fx_addsy = add_symbolP->sy_value.X_add_symbol;
2311 add_symbol_segment = S_GET_SEGMENT (add_symbolP);
2315 resolve_symbol_value (sub_symbolP);
2316 if (add_symbolP == NULL || add_symbol_segment == absolute_section)
2318 if (add_symbolP != NULL)
2320 add_number += S_GET_VALUE (add_symbolP);
2322 fixP->fx_addsy = NULL;
2325 /* It's just -sym */
2326 if (S_GET_SEGMENT (sub_symbolP) == absolute_section)
2328 add_number -= S_GET_VALUE (sub_symbolP);
2329 fixP->fx_subsy = NULL;
2332 && S_GET_SEGMENT (sub_symbolP) == this_segment_type)
2334 /* Should try converting to a constant. */
2339 as_bad_where (fixP->fx_file, fixP->fx_line,
2340 "Negative of non-absolute symbol %s",
2341 S_GET_NAME (sub_symbolP));
2343 else if (S_GET_SEGMENT (sub_symbolP) == add_symbol_segment
2344 && SEG_NORMAL (add_symbol_segment))
2346 /* Difference of 2 symbols from same segment.
2347 Can't make difference of 2 undefineds: 'value' means
2348 something different for N_UNDF. */
2350 /* Makes no sense to use the difference of 2 arbitrary symbols
2351 as the target of a call instruction. */
2353 as_bad_where (fixP->fx_file, fixP->fx_line,
2354 "callj to difference of 2 symbols");
2355 #endif /* TC_I960 */
2356 add_number += S_GET_VALUE (add_symbolP) -
2357 S_GET_VALUE (sub_symbolP);
2360 pcrel = 0; /* No further pcrel processing. */
2362 /* Let the target machine make the final determination
2363 as to whether or not a relocation will be needed to
2364 handle this fixup. */
2365 if (!TC_FORCE_RELOCATION_SECTION (fixP, this_segment_type))
2368 fixP->fx_addsy = NULL;
2369 fixP->fx_subsy = NULL;
2374 /* Different segments in subtraction. */
2375 know (!(S_IS_EXTERNAL (sub_symbolP)
2376 && (S_GET_SEGMENT (sub_symbolP) == absolute_section)));
2378 if ((S_GET_SEGMENT (sub_symbolP) == absolute_section))
2379 add_number -= S_GET_VALUE (sub_symbolP);
2382 else if (S_GET_SEGMENT (sub_symbolP) == this_segment_type
2383 #if 0 /* Do this even if it's already described as pc-relative. For example,
2384 on the m68k, an operand of "pc@(foo-.-2)" should address "foo" in a
2385 pc-relative mode. */
2390 /* Make it pc-relative. */
2391 add_number += (MD_PCREL_FROM_SECTION (fixP, this_segment_type)
2392 - S_GET_VALUE (sub_symbolP));
2399 #ifdef UNDEFINED_DIFFERENCE_OK
2400 /* The PA needs this for PIC code generation. We basically
2401 don't want to do anything if we have the difference of two
2402 symbols at this point. */
2405 /* Leave it alone. */
2408 #ifdef BFD_ASSEMBLER
2409 else if (fixP->fx_r_type == BFD_RELOC_GPREL32
2410 || fixP->fx_r_type == BFD_RELOC_GPREL16)
2412 /* Leave it alone. */
2418 sprint_value (buf, fragP->fr_address + where);
2419 as_bad_where (fixP->fx_file, fixP->fx_line,
2420 "Can't emit reloc {- %s-seg symbol \"%s\"} @ file address %s.",
2421 segment_name (S_GET_SEGMENT (sub_symbolP)),
2422 S_GET_NAME (sub_symbolP), buf);
2429 if (add_symbol_segment == this_segment_type && pcrel && !plt
2430 && TC_RELOC_RTSYM_LOC_FIXUP (fixP))
2433 * This fixup was made when the symbol's segment was
2434 * SEG_UNKNOWN, but it is now in the local segment.
2435 * So we know how to do the address without relocation.
2438 /* reloc_callj() may replace a 'call' with a 'calls' or a
2439 'bal', in which cases it modifies *fixP as appropriate.
2440 In the case of a 'calls', no further work is required,
2441 and *fixP has been set up to make the rest of the code
2444 #endif /* TC_I960 */
2446 add_number += S_GET_VALUE (add_symbolP);
2447 add_number -= MD_PCREL_FROM_SECTION (fixP, this_segment_type);
2448 pcrel = 0; /* Lie. Don't want further pcrel processing. */
2450 /* Let the target machine make the final determination
2451 as to whether or not a relocation will be needed to
2452 handle this fixup. */
2453 if (!TC_FORCE_RELOCATION (fixP))
2456 fixP->fx_addsy = NULL;
2461 if (add_symbol_segment == absolute_section
2465 /* See comment about reloc_callj() above. */
2467 #endif /* TC_I960 */
2468 add_number += S_GET_VALUE (add_symbolP);
2470 /* Let the target machine make the final determination
2471 as to whether or not a relocation will be needed to
2472 handle this fixup. */
2474 if (!TC_FORCE_RELOCATION (fixP))
2476 fixP->fx_addsy = NULL;
2480 else if (add_symbol_segment == undefined_section
2481 #ifdef BFD_ASSEMBLER
2482 || bfd_is_com_section (add_symbol_segment)
2487 if ((int) fixP->fx_bit_fixP == 13)
2489 /* This is a COBR instruction. They have only a
2490 * 13-bit displacement and are only to be used
2491 * for local branches: flag as error, don't generate
2494 as_bad_where (fixP->fx_file, fixP->fx_line,
2495 "can't use COBR format with external label");
2496 fixP->fx_addsy = NULL;
2500 #endif /* TC_I960 */
2504 if (S_IS_COMMON (add_symbolP))
2505 add_number += S_GET_VALUE (add_symbolP);
2506 #endif /* TE_I386AIX */
2507 #endif /* OBJ_COFF */
2513 /* start-sanitize-v850 */
2514 #if !(defined (TC_V850) && defined (OBJ_ELF))
2515 /* end-sanitize-v850 */
2516 #if !(defined (TC_M68K) && defined (OBJ_ELF))
2517 #if !defined (TC_I386) || !(defined (OBJ_ELF) || defined (OBJ_COFF))
2518 add_number += S_GET_VALUE (add_symbolP);
2519 /* start-sanitize-v850 */
2521 /* end-sanitize-v850 */
2530 add_number -= MD_PCREL_FROM_SECTION (fixP, this_segment_type);
2531 if (add_symbolP == 0)
2533 #ifndef BFD_ASSEMBLER
2534 fixP->fx_addsy = &abs_symbol;
2536 fixP->fx_addsy = section_symbol (absolute_section);
2538 fixP->fx_addsy->sy_used_in_reloc = 1;
2543 if (!fixP->fx_bit_fixP && !fixP->fx_no_overflow && size > 0)
2546 if (size < sizeof (mask))
2548 /* set all bits to one */
2550 /* Technically, combining these produces an undefined result
2551 if size is sizeof (valueT), though I think these two
2552 half-way operations should both be defined. And the
2553 compiler should be able to combine them if it's valid on
2554 the host architecture. */
2557 if ((add_number & mask) != 0
2558 && (add_number & mask) != mask)
2560 char buf[50], buf2[50];
2561 sprint_value (buf, fragP->fr_address + where);
2562 if (add_number > 1000)
2563 sprint_value (buf2, add_number);
2565 sprintf (buf2, "%ld", (long) add_number);
2566 as_bad_where (fixP->fx_file, fixP->fx_line,
2567 "Value of %s too large for field of %d bytes at %s",
2569 } /* generic error checking */
2571 #ifdef WARN_SIGNED_OVERFLOW_WORD
2572 /* Warn if a .word value is too large when treated as a signed
2573 number. We already know it is not too negative. This is to
2574 catch over-large switches generated by gcc on the 68k. */
2575 if (!flag_signed_overflow_ok
2577 && add_number > 0x7fff)
2578 as_bad_where (fixP->fx_file, fixP->fx_line,
2579 "Signed .word overflow; switch may be too large; %ld at 0x%lx",
2581 (unsigned long) (fragP->fr_address + where));
2583 } /* not a bit fix */
2587 #ifdef MD_APPLY_FIX3
2588 md_apply_fix3 (fixP, &add_number, this_segment_type);
2590 #ifdef BFD_ASSEMBLER
2591 md_apply_fix (fixP, &add_number);
2593 md_apply_fix (fixP, add_number);
2597 #ifndef TC_HANDLES_FX_DONE
2598 /* If the tc-* files haven't been converted, assume it's handling
2599 it the old way, where a null fx_addsy means that the fix has
2600 been applied completely, and no further work is needed. */
2601 if (fixP->fx_addsy == 0 && fixP->fx_pcrel == 0)
2605 #ifdef TC_VALIDATE_FIX
2609 fprintf (stderr, "result:\n");
2612 } /* For each fixS in this segment. */
2614 TC_ADJUST_RELOC_COUNT (fixP, seg_reloc_count);
2615 return seg_reloc_count;
2618 #endif /* defined (BFD_ASSEMBLER) || (!defined (BFD) && !defined (OBJ_VMS)) */
2621 number_to_chars_bigendian (buf, val, n)
2626 if (n > sizeof (val)|| n <= 0)
2630 buf[n] = val & 0xff;
2636 number_to_chars_littleendian (buf, val, n)
2641 if (n > sizeof (val) || n <= 0)
2645 *buf++ = val & 0xff;
2651 write_print_statistics (file)
2654 fprintf (stderr, "fixups: %d\n", n_fixups);
2658 extern int indent_level;
2659 extern void print_symbol_value_1 ();
2666 fprintf (stderr, "fix %lx %s:%d", (long) fixp, fixp->fx_file, fixp->fx_line);
2668 fprintf (stderr, " pcrel");
2669 if (fixp->fx_pcrel_adjust)
2670 fprintf (stderr, " pcrel_adjust=%d", fixp->fx_pcrel_adjust);
2671 if (fixp->fx_im_disp)
2674 fprintf (stderr, " im_disp=%d", fixp->fx_im_disp);
2676 fprintf (stderr, " im_disp");
2680 fprintf (stderr, " tcbit");
2682 fprintf (stderr, " done");
2683 fprintf (stderr, "\n size=%d frag=%lx where=%ld offset=%lx addnumber=%lx",
2684 fixp->fx_size, (long) fixp->fx_frag, (long) fixp->fx_where,
2685 (long) fixp->fx_offset, (long) fixp->fx_addnumber);
2686 #ifdef BFD_ASSEMBLER
2687 fprintf (stderr, "\n %s (%d)", bfd_get_reloc_code_name (fixp->fx_r_type),
2690 #ifdef NEED_FX_R_TYPE
2691 fprintf (stderr, " r_type=%d", fixp->fx_r_type);
2696 fprintf (stderr, "\n +<");
2697 print_symbol_value_1 (stderr, fixp->fx_addsy);
2698 fprintf (stderr, ">");
2702 fprintf (stderr, "\n -<");
2703 print_symbol_value_1 (stderr, fixp->fx_subsy);
2704 fprintf (stderr, ">");
2706 fprintf (stderr, "\n");
2709 /* end of write.c */