Coverage Report

Created: 2026-03-10 08:46

next uncovered line (L), next uncovered region (R), next uncovered branch (B)
/src/binutils-gdb/gas/as.h
Line
Count
Source
1
/* as.h - global header file
2
   Copyright (C) 1987-2026 Free Software Foundation, Inc.
3
4
   This file is part of GAS, the GNU Assembler.
5
6
   GAS is free software; you can redistribute it and/or modify
7
   it under the terms of the GNU General Public License as published by
8
   the Free Software Foundation; either version 3, or (at your option)
9
   any later version.
10
11
   GAS is distributed in the hope that it will be useful, but WITHOUT
12
   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
13
   or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
14
   License for more details.
15
16
   You should have received a copy of the GNU General Public License
17
   along with GAS; see the file COPYING.  If not, write to the Free
18
   Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
19
   02110-1301, USA.  */
20
21
#ifndef GAS
22
#define GAS 1
23
/* I think this stuff is largely out of date.  xoxorich.
24
25
   CAPITALISED names are #defined.
26
   "lowercaseH" is #defined if "lowercase.h" has been #include-d.
27
   "lowercaseT" is a typedef of "lowercase" objects.
28
   "lowercaseP" is type "pointer to object of type 'lowercase'".
29
   "lowercaseS" is typedef struct ... lowercaseS.
30
31
   #define DEBUG to enable all the "know" assertion tests.
32
   #define SUSPECT when debugging hash code.
33
   #define COMMON as "extern" for all modules except one, where you #define
34
    COMMON as "".
35
   If TEST is #defined, then we are testing a module: #define COMMON as "".  */
36
37
#include "config.h"
38
39
/* Now, tend to the rest of the configuration.  */
40
41
/* System include files first...  */
42
#include <stdio.h>
43
#include <string.h>
44
#include <stdlib.h>
45
46
#ifdef HAVE_UNISTD_H
47
#include <unistd.h>
48
#endif
49
#ifdef HAVE_SYS_TYPES_H
50
/* for size_t, pid_t */
51
#include <sys/types.h>
52
#endif
53
54
#include <errno.h>
55
#include <stdarg.h>
56
57
#include "getopt.h"
58
/* The first getopt value for machine-independent long options.
59
   150 isn't special; it's just an arbitrary non-ASCII char value.  */
60
#define OPTION_STD_BASE 150
61
/* The first getopt value for machine-dependent long options.
62
   290 gives the standard options room to grow.  */
63
0
#define OPTION_MD_BASE  290
64
65
#ifdef DEBUG
66
#undef NDEBUG
67
#endif
68
#if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 6)
69
#define __PRETTY_FUNCTION__  ((char *) NULL)
70
#endif
71
2.32M
#define gas_assert(P) ((void) ((P) ? 0 : (abort (), 0)))
72
#undef abort
73
0
#define abort()   as_abort (__FILE__, __LINE__, __PRETTY_FUNCTION__)
74
75
/* Now GNU header files...  */
76
#include "ansidecl.h"
77
#include "bfd.h"
78
#include "libiberty.h"
79
80
/* Other stuff from config.h.  */
81
#ifdef NEED_DECLARATION_ENVIRON
82
extern char **environ;
83
#endif
84
#ifdef NEED_DECLARATION_FFS
85
extern int ffs (int);
86
#endif
87
88
#if !HAVE_DECL_MEMPCPY
89
void *mempcpy(void *, const void *, size_t);
90
#endif
91
92
#ifndef __LINE__
93
#define __LINE__ "unknown"
94
#endif /* __LINE__ */
95
96
#ifndef __FILE__
97
#define __FILE__ "unknown"
98
#endif /* __FILE__ */
99
100
#ifndef FOPEN_WB
101
#ifdef USE_BINARY_FOPEN
102
#include "fopen-bin.h"
103
#else
104
#include "fopen-same.h"
105
#endif
106
#endif
107
108
#ifndef EXIT_SUCCESS
109
#define EXIT_SUCCESS 0
110
#define EXIT_FAILURE 1
111
#endif
112
113
#ifndef SEEK_SET
114
#define SEEK_SET 0
115
#endif
116
117
#define obstack_chunk_alloc xmalloc
118
#define obstack_chunk_free xfree
119
120
566
#define xfree free
121
122
#if GCC_VERSION >= 7000
123
#define gas_mul_overflow(a, b, res) __builtin_mul_overflow (a, b, res)
124
#else
125
/* Assumes unsigned values.  Careful!  Args evaluated multiple times.  */
126
#define gas_mul_overflow(a, b, res) \
127
669k
  ((*res) = (a), (*res) *= (b), (b) != 0 && (*res) / (b) != (a))
128
#endif
129
130
#include "asintl.h"
131
132
#define BAD_CASE(val)                 \
133
0
  {                     \
134
0
    as_fatal (_("Case value %ld unexpected at line %d of file \"%s\"\n"),   \
135
0
        (long) val, __LINE__, __FILE__);           \
136
0
  }
137

138
#include "flonum.h"
139
140
/* These are assembler-wide concepts */
141
142
extern bfd *stdoutput;
143
typedef bfd_vma addressT;
144
typedef bfd_signed_vma offsetT;
145
146
/* Type of symbol value, etc.  For use in prototypes.  */
147
typedef addressT valueT;
148
149
#ifndef COMMON
150
#ifdef TEST
151
#define COMMON      /* Declare our COMMONs storage here.  */
152
#else
153
#define COMMON extern   /* Our commons live elsewhere.  */
154
#endif
155
#endif
156
/* COMMON now defined */
157
158
#ifndef ENABLE_CHECKING
159
#define ENABLE_CHECKING 0
160
#endif
161
162
#if ENABLE_CHECKING || defined (DEBUG)
163
#ifndef know
164
299k
#define know(p) gas_assert(p)  /* Verify our assumptions!  */
165
#endif /* not yet defined */
166
#else
167
#define know(p) do {} while (0) /* know() checks are no-op.ed  */
168
#endif
169

170
/* input_scrub.c */
171
172
/* Supplies sanitised buffers to read.c.
173
   Also understands printing line-number part of error messages.  */
174

175
/* subsegs.c     Sub-segments. Also, segment(=expression type)s.*/
176
177
typedef asection *segT;
178
3.62k
#define SEG_NORMAL(SEG)   (   (SEG) != absolute_section  \
179
1.46k
         && (SEG) != undefined_section  \
180
1.46k
         && (SEG) != reg_section  \
181
3.62k
         && (SEG) != expr_section)
182
typedef int subsegT;
183
184
/* What subseg we are accessing now?  */
185
COMMON subsegT now_subseg;
186
187
/* Segment our instructions emit to.  */
188
COMMON segT now_seg;
189
190
11.9k
#define segment_name(SEG) bfd_section_name (SEG)
191
192
extern segT reg_section, expr_section;
193
/* Shouldn't these be eliminated someday?  */
194
extern segT text_section, data_section, bss_section;
195
691k
#define absolute_section  bfd_abs_section_ptr
196
17.5k
#define undefined_section bfd_und_section_ptr
197
198
enum _relax_state
199
{
200
  /* Dummy frag used by listing code.  */
201
  rs_dummy = 0,
202
203
  /* Variable chars to be repeated fr_offset times.
204
     Fr_symbol unused. Used with fr_offset == 0 for a
205
     constant length frag.  */
206
  rs_fill,
207
208
  /* Align.  The fr_offset field holds the power of 2 to which to
209
     align.  The fr_var field holds the number of characters in the
210
     fill pattern.  The fr_subtype field holds the maximum number of
211
     bytes to skip when aligning, or 0 if there is no maximum.  */
212
  rs_align,
213
214
  /* Align code.  The fr_offset field holds the power of 2 to which
215
     to align.  This type is only generated by machine specific
216
     code, which is normally responsible for handling the fill
217
     pattern.  The fr_subtype field holds the maximum number of
218
     bytes to skip when aligning, or 0 if there is no maximum.  */
219
  rs_align_code,
220
221
  /* Test for alignment.  Like rs_align, but used by several targets
222
     to warn if data is not properly aligned.  */
223
  rs_align_test,
224
225
  /* Org: Fr_offset, fr_symbol: address. 1 variable char: fill
226
     character.  */
227
  rs_org,
228
229
#ifndef WORKING_DOT_WORD
230
  /* JF: gunpoint */
231
  rs_broken_word,
232
#endif
233
234
  /* Machine specific relaxable (or similarly alterable) instruction.  */
235
  rs_machine_dependent,
236
237
  /* .space directive with expression operand that needs to be computed
238
     later.  Similar to rs_org, but different.
239
     fr_symbol: operand
240
     1 variable char: fill character  */
241
  rs_space,
242
243
  /* .nop directive with expression operand that needs to be computed
244
     later.  Similar to rs_space, but different.  It fills with no-op
245
     instructions.
246
     fr_symbol: operand
247
     1 constant byte: no-op fill control byte.  */
248
  rs_space_nop,
249
250
  /* Similar to rs_fill.  It is used to implement .nops directive.  */
251
  rs_fill_nop,
252
253
  /* A DWARF leb128 value; only ELF uses this.  The subtype is 0 for
254
     unsigned, 1 for signed.  */
255
  rs_leb128,
256
257
  /* Exception frame information which we may be able to optimize.  */
258
  rs_cfa,
259
260
  /* Cross-fragment dwarf2 line number optimization.  */
261
  rs_dwarf2dbg,
262
263
  /* SFrame FRE type selection optimization.  */
264
  rs_sframe,
265
266
  /* CodeView compressed integer.  */
267
  rs_cv_comp,
268
};
269
270
typedef enum _relax_state relax_stateT;
271
272
/* This type is used in prototypes, so it can't be a type that will be
273
   widened for argument passing.  */
274
typedef unsigned int relax_substateT;
275
276
/* Enough bits for address, but still an integer type.
277
   Could be a problem, cross-assembling for 64-bit machines.  */
278
typedef addressT relax_addressT;
279
280
struct relax_type
281
{
282
  /* Forward reach. Signed number. > 0.  */
283
  offsetT rlx_forward;
284
  /* Backward reach. Signed number. < 0.  */
285
  offsetT rlx_backward;
286
287
  /* Bytes length of this address.  */
288
  unsigned char rlx_length;
289
290
  /* Next longer relax-state.  0 means there is no 'next' relax-state.  */
291
  relax_substateT rlx_more;
292
};
293
294
typedef struct relax_type relax_typeS;
295

296
/* main program "as.c" (command arguments etc).  */
297
298
COMMON unsigned char flag_no_comments; /* -f */
299
COMMON unsigned char flag_debug; /* -D */
300
COMMON unsigned char flag_signed_overflow_ok; /* -J */
301
#ifndef WORKING_DOT_WORD
302
COMMON unsigned char flag_warn_displacement; /* -K */
303
#endif
304
305
/* True if local symbols should be retained.  */
306
COMMON int flag_keep_locals; /* -L */
307
308
/* True if we are assembling in MRI mode.  */
309
COMMON int flag_mri;
310
311
/* True if alternate macro mode is in effect.  */
312
COMMON bool flag_macro_alternate;
313
314
/* Should the data section be made read-only and appended to the text
315
   section?  */
316
COMMON unsigned char flag_readonly_data_in_text; /* -R */
317
318
/* True if warnings should be inhibited.  */
319
COMMON int flag_no_warnings; /* -W, --no-warn */
320
321
/* True if warnings count as errors.  */
322
COMMON int flag_fatal_warnings; /* --fatal-warnings */
323
324
/* True if infos should be inhibited.  */
325
COMMON bool flag_no_information; /* --no-info */
326
327
/* True if we should attempt to generate output even if non-fatal errors
328
   are detected.  */
329
COMMON unsigned char flag_always_generate_output; /* -Z */
330
331
enum synth_cfi_type
332
{
333
  SYNTH_CFI_NONE = 0,
334
  SYNTH_CFI_EXPERIMENTAL,
335
};
336
337
COMMON enum synth_cfi_type flag_synth_cfi;
338
339
/* This is true if the assembler should output time and space usage.  */
340
COMMON unsigned char flag_print_statistics;
341
342
/* True (positive) if local absolute symbols are to be stripped.  Negative if
343
   even pre-defined symbols should be emitted.  */
344
COMMON int flag_strip_local_absolute;
345
346
/* True if we should generate a traditional format object file.  */
347
COMMON int flag_traditional_format;
348
349
/* Type of compressed debug sections we should generate.   */
350
COMMON enum compressed_debug_section_type flag_compress_debug;
351
352
/* TRUE if .note.GNU-stack section with SEC_CODE should be created */
353
COMMON int flag_execstack;
354
355
/* TRUE if .note.GNU-stack section with SEC_CODE should be created */
356
COMMON int flag_noexecstack;
357
358
/* PR gas/33175.
359
   Add enumerators to disambiguate between configure-time
360
   enablement (or not) vs user-specficied enablement/disablement (the latter
361
   via command line).  The expected usage of these states is:
362
     - user-specified command line takes precedence over configure-time
363
       setting and .cfi_sections directive usage.
364
     - .cfi_sections usage takes precedence over configure-time setting.  */
365
enum gen_sframe_option
366
{
367
  /* Default. SFrame generation not enabled at configure time.  GNU as will
368
     not generate SFrame sections by default, unless enabled by user via
369
     command line.  */
370
  GEN_SFRAME_DEFAULT_NONE,
371
  /* SFrame generation enabled at configure time.  GNU as will generate SFrame
372
     sections for all objects, unless disabled by user via command line.  */
373
  GEN_SFRAME_CONFIG_ENABLED,
374
  /* User specified disablement via --gsframe=no.  */
375
  GEN_SFRAME_DISABLED,
376
  /* User specified enablement via --gsframe or --gsframe=yes.  */
377
  GEN_SFRAME_ENABLED,
378
};
379
380
/* State of the setting for SFrame section creation.  */
381
COMMON enum gen_sframe_option flag_gen_sframe;
382
383
enum gen_sframe_version
384
{
385
  GEN_SFRAME_VERSION_3 = 3,
386
};
387
388
COMMON enum gen_sframe_version flag_gen_sframe_version;
389
390
/* name of emitted object file */
391
COMMON const char *out_file_name;
392
393
/* Keep the output file.  */
394
COMMON int keep_it;
395
396
/* name of file defining extensions to the basic instruction set */
397
COMMON char *insttbl_file_name;
398
399
/* TRUE if we need a second pass.  */
400
COMMON int need_pass_2;
401
402
/* TRUE if we should do no relaxing, and
403
   leave lots of padding.  */
404
COMMON int linkrelax;
405
406
COMMON int do_not_pad_sections_to_alignment;
407
408
enum multibyte_input_handling
409
{
410
  multibyte_allow = 0,
411
  multibyte_warn,
412
  multibyte_warn_syms
413
};
414
COMMON enum multibyte_input_handling multibyte_handling;
415
416
/* TRUE if we should produce a listing.  */
417
extern int listing;
418
419
/* Type of debugging information we should generate.  We currently support
420
   stabs, ECOFF, and DWARF2.
421
422
   NOTE!  This means debug information about the assembly source code itself
423
   and _not_ about possible debug information from a high-level language.
424
   This is especially relevant to DWARF2, since the compiler may emit line
425
   number directives that the assembler resolves.  */
426
427
enum debug_info_type
428
{
429
  DEBUG_UNSPECIFIED,
430
  DEBUG_NONE,
431
  DEBUG_STABS,
432
  DEBUG_ECOFF,
433
  DEBUG_DWARF,
434
  DEBUG_DWARF2,
435
  DEBUG_CODEVIEW
436
};
437
438
extern enum debug_info_type debug_type;
439
extern int use_gnu_debug_info_extensions;
440
COMMON bool flag_dwarf_sections;
441
extern int flag_dwarf_cie_version;
442
extern unsigned int dwarf_level;
443

444
/* Maximum level of macro nesting.  */
445
extern int max_macro_nest;
446
447
/* Verbosity level.  */
448
extern int verbose;
449
450
struct obstack;
451
452
/* Obstack chunk size.  Keep large for efficient space use, make small to
453
   increase malloc calls for monitoring memory allocation.  */
454
extern int chunksize;
455
456
struct _pseudo_type
457
{
458
  /* assembler mnemonic, lower case, no '.' */
459
  const char *poc_name;
460
  /* Do the work */
461
  void (*poc_handler) (int);
462
  /* Value to pass to handler */
463
  int poc_val;
464
};
465
466
typedef struct _pseudo_type pseudo_typeS;
467
468
#if (__GNUC__ >= 2) && !defined(VMS)
469
/* for use with -Wformat */
470
471
#if __GNUC__ == 2 && __GNUC_MINOR__ < 6
472
/* Support for double underscores in attribute names was added in gcc
473
   2.6, so avoid them if we are using an earlier version.  */
474
#define __printf__ printf
475
#define __format__ format
476
#endif
477
478
#define PRINTF_LIKE(FCN) \
479
222
  void FCN (const char *format, ...) \
480
222
    __attribute__ ((__format__ (__printf__, 1, 2)))
481
#define PRINTF_INDENT_LIKE(FCN) \
482
  void FCN (unsigned int indent, const char *format, ...) \
483
    __attribute__ ((__format__ (__printf__, 2, 3)))
484
#define PRINTF_WHERE_LIKE(FCN) \
485
  void FCN (const char *file, unsigned int line, const char *format, ...) \
486
    __attribute__ ((__format__ (__printf__, 3, 4)))
487
#define PRINTF_WHERE_INDENT_LIKE(FCN) \
488
  void FCN (const char *file, unsigned int line, unsigned int indent, \
489
      const char *format, ...) \
490
    __attribute__ ((__format__ (__printf__, 4, 5)))
491
492
#else /* __GNUC__ < 2 || defined(VMS) */
493
494
#define PRINTF_LIKE(FCN)  void FCN (const char *format, ...)
495
#define PRINTF_INDENT_LIKE(FCN) void FCN (unsigned int indent, \
496
            const char *format, ...)
497
#define PRINTF_WHERE_LIKE(FCN)  void FCN (const char *file, \
498
            unsigned int line, \
499
            const char *format, ...)
500
#define PRINTF_WHERE_INDENT_LIKE(FCN) void FCN (const char *file, \
501
            unsigned int line, \
502
            unsigned int indent, \
503
            const char *format, ...)
504
505
#endif /* __GNUC__ < 2 || defined(VMS) */
506
507
PRINTF_LIKE (as_bad);
508
PRINTF_LIKE (as_fatal) ATTRIBUTE_NORETURN;
509
PRINTF_LIKE (as_tsktsk);
510
PRINTF_LIKE (as_warn);
511
PRINTF_INDENT_LIKE (as_info);
512
PRINTF_WHERE_LIKE (as_bad_where);
513
PRINTF_WHERE_LIKE (as_warn_where);
514
PRINTF_WHERE_INDENT_LIKE (as_info_where);
515
516
void   set_identify_name (const char *);
517
void   as_abort (const char *, int, const char *) ATTRIBUTE_NORETURN;
518
void   signal_init (void);
519
int    had_errors (void);
520
int    had_warnings (void);
521
void   as_warn_value_out_of_range (const char *, offsetT, offsetT, offsetT,
522
           const char *, unsigned);
523
void   as_bad_value_out_of_range (const char *, offsetT, offsetT, offsetT,
524
          const char *, unsigned);
525
void   print_version_id (void);
526
char * app_push (void);
527
528
/* Number of littlenums required to hold an extended precision number.  */
529
#define MAX_LITTLENUMS 6
530
531
char * atof_ieee (char *, int, LITTLENUM_TYPE *);
532
char * atof_ieee_detail (char *, int, int, LITTLENUM_TYPE *, FLONUM_TYPE *);
533
const char * ieee_md_atof (int, char *, int *, bool);
534
const char * vax_md_atof (int, char *, int *);
535
char * input_scrub_include_file (const char *, char *);
536
void   input_scrub_insert_line (const char *);
537
void   input_scrub_insert_file (char *);
538
char * input_scrub_new_file (const char *);
539
char * input_scrub_next_buffer (char **bufp);
540
size_t do_scrub_chars (size_t (*get) (char *, size_t), char *, size_t, bool);
541
size_t do_scrub_pending (void);
542
bool   scan_for_multibyte_characters (const unsigned char *, const unsigned char *, bool);
543
int    gen_to_words (LITTLENUM_TYPE *, int, long);
544
int    had_err (void);
545
int    ignore_input (void);
546
void   cond_finish_check (int);
547
void   cond_exit_macro (int);
548
int    seen_at_least_1_file (void);
549
void   app_pop (char *);
550
void   as_report_context (void);
551
const char * as_where (unsigned int *);
552
const char * as_where_top (unsigned int *);
553
const char * as_where_physical (unsigned int *);
554
void   predefine_symbol (const char *, valueT);
555
void   bump_line_counters (void);
556
void   do_scrub_begin (int);
557
void   input_scrub_begin (void);
558
void   input_scrub_close (void);
559
void   input_scrub_end (void);
560
void   new_logical_line (const char *, int);
561
void   new_logical_line_flags (const char *, int, int);
562
void   subsegs_begin (void);
563
void   subsegs_end (struct obstack **);
564
void   subseg_change (segT, int);
565
segT   subseg_new (const char *, subsegT);
566
segT   subseg_force_new (const char *, subsegT);
567
void   subseg_set (segT, subsegT);
568
int    subseg_text_p (segT);
569
int    seg_not_empty_p (segT);
570
void   start_dependencies (char *);
571
void   register_dependency (const char *);
572
void   print_dependencies (void);
573
segT   subseg_get (const char *, int);
574
575
char *remap_debug_filename (const char *);
576
void add_debug_prefix_map (const char *);
577
578
static inline char *
579
xmemdup0 (const char *in, size_t len)
580
121
{
581
121
  return xmemdup (in, len, len + 1);
582
121
}
Unexecuted instantiation: fuzz_as.c:xmemdup0
Unexecuted instantiation: codeview.c:xmemdup0
Unexecuted instantiation: cond.c:xmemdup0
Unexecuted instantiation: depend.c:xmemdup0
Unexecuted instantiation: dw2gencfi.c:xmemdup0
dwarf2dbg.c:xmemdup0
Line
Count
Source
580
29
{
581
29
  return xmemdup (in, len, len + 1);
582
29
}
Unexecuted instantiation: ehopt.c:xmemdup0
Unexecuted instantiation: expr.c:xmemdup0
Unexecuted instantiation: frags.c:xmemdup0
Unexecuted instantiation: gen-sframe.c:xmemdup0
Unexecuted instantiation: input-scrub.c:xmemdup0
Unexecuted instantiation: listing.c:xmemdup0
macro.c:xmemdup0
Line
Count
Source
580
92
{
581
92
  return xmemdup (in, len, len + 1);
582
92
}
Unexecuted instantiation: messages.c:xmemdup0
Unexecuted instantiation: output-file.c:xmemdup0
Unexecuted instantiation: read.c:xmemdup0
Unexecuted instantiation: remap.c:xmemdup0
Unexecuted instantiation: sb.c:xmemdup0
Unexecuted instantiation: scfidw2gen.c:xmemdup0
Unexecuted instantiation: stabs.c:xmemdup0
Unexecuted instantiation: subsegs.c:xmemdup0
Unexecuted instantiation: symbols.c:xmemdup0
Unexecuted instantiation: write.c:xmemdup0
Unexecuted instantiation: app.c:xmemdup0
Unexecuted instantiation: atof-generic.c:xmemdup0
Unexecuted instantiation: ecoff.c:xmemdup0
Unexecuted instantiation: flonum-copy.c:xmemdup0
Unexecuted instantiation: ginsn.c:xmemdup0
Unexecuted instantiation: hash.c:xmemdup0
Unexecuted instantiation: input-file.c:xmemdup0
Unexecuted instantiation: scfi.c:xmemdup0
Unexecuted instantiation: sframe-opt.c:xmemdup0
Unexecuted instantiation: tc-i386.c:xmemdup0
Unexecuted instantiation: obj-elf.c:xmemdup0
Unexecuted instantiation: atof-ieee.c:xmemdup0
583
584
struct expressionS;
585
struct fix;
586
typedef struct symbol symbolS;
587
typedef struct frag fragS;
588
589
/* literal.c */
590
valueT add_to_literal_pool (symbolS *, valueT, segT, int);
591
592
int check_eh_frame (struct expressionS *, unsigned int *);
593
int eh_frame_estimate_size_before_relax (fragS *);
594
int eh_frame_relax_frag (fragS *);
595
void eh_frame_convert_frag (fragS *);
596
void eh_begin (void);
597
int generic_force_reloc (struct fix *);
598
599
/* SFrame FRE optimization.  */
600
int sframe_estimate_size_before_relax (fragS *);
601
int sframe_relax_frag (fragS *);
602
void sframe_convert_frag (fragS *);
603
604
#include "expr.h"   /* Before targ-*.h */
605
606
/* This one starts the chain of target dependent headers.  */
607
#include "targ-env.h"
608
609
#ifdef OBJ_MAYBE_ELF
610
#define IS_ELF (OUTPUT_FLAVOR == bfd_target_elf_flavour)
611
#else
612
#ifdef OBJ_ELF
613
307k
#define IS_ELF 1
614
#else
615
#define IS_ELF 0
616
#endif
617
#endif
618
619
#include "write.h"
620
#include "frags.h"
621
#include "read.h"
622
#include "symbols.h"
623
#include "hashtab.h"
624
#include "hash.h"
625
626
#include "tc.h"
627
#include "obj.h"
628
629
#ifdef USE_EMULATIONS
630
#include "emul.h"
631
#endif
632
#include "listing.h"
633
634
#ifdef H_TICK_HEX
635
extern int enable_h_tick_hex;
636
#endif
637
638
#ifdef TC_M68K
639
/* True if we are assembling in m68k MRI mode.  */
640
COMMON int flag_m68k_mri;
641
#define DOLLAR_AMBIGU flag_m68k_mri
642
#else
643
196k
#define flag_m68k_mri 0
644
#endif
645
646
#ifndef TC_STRING_ESCAPES
647
55.6k
#define TC_STRING_ESCAPES 1
648
#endif
649
650
#ifdef WARN_COMMENTS
651
COMMON int           warn_comment;
652
COMMON unsigned int  found_comment;
653
COMMON const char *        found_comment_file;
654
#endif
655
656
#if defined OBJ_ELF || defined OBJ_MAYBE_ELF
657
/* If .size directive failure should be error or warning.  */
658
COMMON int flag_allow_nonconst_size;
659
660
/* If we should generate ELF common symbols with the STT_COMMON type.  */
661
extern int flag_use_elf_stt_common;
662
663
/* TRUE iff GNU Build attribute notes should
664
   be generated if none are in the input files.  */
665
extern bool flag_generate_build_notes;
666
667
/* If section name substitution sequences should be honored */
668
COMMON int flag_sectname_subst;
669
#endif
670
671
#ifndef DOLLAR_AMBIGU
672
#define DOLLAR_AMBIGU 0
673
#endif
674
675
#ifndef NUMBERS_WITH_SUFFIX
676
204k
#define NUMBERS_WITH_SUFFIX 0
677
#endif
678
679
#ifndef LOCAL_LABELS_DOLLAR
680
#define LOCAL_LABELS_DOLLAR 0
681
#endif
682
683
#ifndef LOCAL_LABELS_FB
684
#define LOCAL_LABELS_FB 0
685
#endif
686
687
#ifndef LABELS_WITHOUT_COLONS
688
273k
#define LABELS_WITHOUT_COLONS 0
689
#endif
690
691
#ifndef NO_PSEUDO_DOT
692
352k
#define NO_PSEUDO_DOT 0
693
#endif
694
695
#ifndef TEXT_SECTION_NAME
696
414
#define TEXT_SECTION_NAME ".text"
697
414
#define DATA_SECTION_NAME ".data"
698
414
#define BSS_SECTION_NAME  ".bss"
699
#endif
700
701
#ifndef OCTETS_PER_BYTE_POWER
702
309k
#define OCTETS_PER_BYTE_POWER 0
703
#endif
704
#ifndef OCTETS_PER_BYTE
705
308k
#define OCTETS_PER_BYTE (1<<OCTETS_PER_BYTE_POWER)
706
#endif
707
#if OCTETS_PER_BYTE != (1<<OCTETS_PER_BYTE_POWER)
708
 #error "Octets per byte conflicts with its power-of-two definition!"
709
#endif
710
711
#if defined OBJ_ELF || defined OBJ_MAYBE_ELF
712
/* On ELF platforms, mark debug sections with SEC_ELF_OCTETS */
713
306k
#define SEC_OCTETS (IS_ELF ? SEC_ELF_OCTETS : 0)
714
#else
715
#define SEC_OCTETS 0
716
#endif
717
718
#endif /* GAS */