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252b5132 | 1 | /* as.h - global header file |
250d07de | 2 | Copyright (C) 1987-2021 Free Software Foundation, Inc. |
252b5132 RH |
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 | |
ec2655a6 | 8 | the Free Software Foundation; either version 3, or (at your option) |
252b5132 RH |
9 | any later version. |
10 | ||
ec2655a6 NC |
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. | |
252b5132 RH |
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 | |
4b4da160 NC |
18 | Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA |
19 | 02110-1301, USA. */ | |
252b5132 RH |
20 | |
21 | #ifndef GAS | |
22 | #define GAS 1 | |
30a2b4ef | 23 | /* I think this stuff is largely out of date. xoxorich. |
34bca508 | 24 | |
329e276d NC |
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. | |
34bca508 | 30 | |
329e276d NC |
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 "". */ | |
252b5132 | 36 | |
23d61380 | 37 | #include "config.h" |
252b5132 RH |
38 | |
39 | /* Now, tend to the rest of the configuration. */ | |
40 | ||
a01b9fa4 | 41 | /* System include files first... */ |
252b5132 | 42 | #include <stdio.h> |
252b5132 | 43 | #include <string.h> |
252b5132 | 44 | #include <stdlib.h> |
23d61380 | 45 | |
252b5132 RH |
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 | ||
6d74f28b | 54 | #include <errno.h> |
6d74f28b | 55 | #include <stdarg.h> |
6d74f28b | 56 | |
29589b0c | 57 | #include "getopt.h" |
252b5132 RH |
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. | |
2edb36e7 NC |
62 | 290 gives the standard options room to grow. */ |
63 | #define OPTION_MD_BASE 290 | |
252b5132 RH |
64 | |
65 | #ifdef DEBUG | |
66 | #undef NDEBUG | |
67 | #endif | |
a1934524 | 68 | #if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 6) |
5bc2ed93 | 69 | #define __PRETTY_FUNCTION__ ((char *) NULL) |
252b5132 | 70 | #endif |
1ec4b9f2 | 71 | #define gas_assert(P) ((void) ((P) ? 0 : (abort (), 0))) |
252b5132 RH |
72 | #undef abort |
73 | #define abort() as_abort (__FILE__, __LINE__, __PRETTY_FUNCTION__) | |
74 | ||
a01b9fa4 | 75 | /* Now GNU header files... */ |
8fce3f5e | 76 | #include "ansidecl.h" |
8fce3f5e | 77 | #include "bfd.h" |
8fce3f5e | 78 | #include "libiberty.h" |
252b5132 RH |
79 | |
80 | /* Define the standard progress macros. */ | |
8fce3f5e | 81 | #include "progress.h" |
252b5132 | 82 | |
252b5132 | 83 | /* Other stuff from config.h. */ |
e8a38df5 AL |
84 | #ifdef NEED_DECLARATION_ENVIRON |
85 | extern char **environ; | |
252b5132 | 86 | #endif |
e8a38df5 AL |
87 | #ifdef NEED_DECLARATION_FFS |
88 | extern int ffs (int); | |
252b5132 | 89 | #endif |
252b5132 | 90 | |
0175442d L |
91 | #if !HAVE_DECL_MEMPCPY |
92 | void *mempcpy(void *, const void *, size_t); | |
93 | #endif | |
94 | ||
252b5132 RH |
95 | #ifndef __LINE__ |
96 | #define __LINE__ "unknown" | |
97 | #endif /* __LINE__ */ | |
98 | ||
99 | #ifndef __FILE__ | |
100 | #define __FILE__ "unknown" | |
101 | #endif /* __FILE__ */ | |
102 | ||
103 | #ifndef FOPEN_WB | |
c973bc5c | 104 | #ifdef USE_BINARY_FOPEN |
252b5132 RH |
105 | #include "fopen-bin.h" |
106 | #else | |
107 | #include "fopen-same.h" | |
108 | #endif | |
109 | #endif | |
110 | ||
111 | #ifndef EXIT_SUCCESS | |
112 | #define EXIT_SUCCESS 0 | |
113 | #define EXIT_FAILURE 1 | |
114 | #endif | |
115 | ||
12ff5d56 AM |
116 | #ifndef SEEK_SET |
117 | #define SEEK_SET 0 | |
118 | #endif | |
119 | ||
252b5132 RH |
120 | #define obstack_chunk_alloc xmalloc |
121 | #define obstack_chunk_free xfree | |
122 | ||
123 | #define xfree free | |
124 | ||
125 | #include "asintl.h" | |
126 | ||
30a2b4ef KH |
127 | #define BAD_CASE(val) \ |
128 | { \ | |
129 | as_fatal (_("Case value %ld unexpected at line %d of file \"%s\"\n"), \ | |
130 | (long) val, __LINE__, __FILE__); \ | |
131 | } | |
252b5132 RH |
132 | \f |
133 | #include "flonum.h" | |
134 | ||
135 | /* These are assembler-wide concepts */ | |
136 | ||
252b5132 RH |
137 | extern bfd *stdoutput; |
138 | typedef bfd_vma addressT; | |
139 | typedef bfd_signed_vma offsetT; | |
252b5132 RH |
140 | |
141 | /* Type of symbol value, etc. For use in prototypes. */ | |
142 | typedef addressT valueT; | |
143 | ||
144 | #ifndef COMMON | |
145 | #ifdef TEST | |
329e276d | 146 | #define COMMON /* Declare our COMMONs storage here. */ |
252b5132 | 147 | #else |
329e276d | 148 | #define COMMON extern /* Our commons live elsewhere. */ |
252b5132 RH |
149 | #endif |
150 | #endif | |
151 | /* COMMON now defined */ | |
152 | ||
c43a438d AM |
153 | #ifndef ENABLE_CHECKING |
154 | #define ENABLE_CHECKING 0 | |
155 | #endif | |
156 | ||
157 | #if ENABLE_CHECKING || defined (DEBUG) | |
252b5132 | 158 | #ifndef know |
9c2799c2 | 159 | #define know(p) gas_assert(p) /* Verify our assumptions! */ |
252b5132 RH |
160 | #endif /* not yet defined */ |
161 | #else | |
c5ed243b | 162 | #define know(p) do {} while (0) /* know() checks are no-op.ed */ |
252b5132 RH |
163 | #endif |
164 | \f | |
165 | /* input_scrub.c */ | |
166 | ||
30a2b4ef KH |
167 | /* Supplies sanitised buffers to read.c. |
168 | Also understands printing line-number part of error messages. */ | |
252b5132 | 169 | \f |
252b5132 RH |
170 | /* subsegs.c Sub-segments. Also, segment(=expression type)s.*/ |
171 | ||
252b5132 | 172 | typedef asection *segT; |
329e276d | 173 | #define SEG_NORMAL(SEG) ( (SEG) != absolute_section \ |
252b5132 RH |
174 | && (SEG) != undefined_section \ |
175 | && (SEG) != reg_section \ | |
176 | && (SEG) != expr_section) | |
252b5132 RH |
177 | typedef int subsegT; |
178 | ||
329e276d | 179 | /* What subseg we are accessing now? */ |
252b5132 RH |
180 | COMMON subsegT now_subseg; |
181 | ||
a01b9fa4 | 182 | /* Segment our instructions emit to. */ |
252b5132 RH |
183 | COMMON segT now_seg; |
184 | ||
fd361982 | 185 | #define segment_name(SEG) bfd_section_name (SEG) |
252b5132 | 186 | |
252b5132 RH |
187 | extern segT reg_section, expr_section; |
188 | /* Shouldn't these be eliminated someday? */ | |
189 | extern segT text_section, data_section, bss_section; | |
190 | #define absolute_section bfd_abs_section_ptr | |
191 | #define undefined_section bfd_und_section_ptr | |
252b5132 | 192 | |
329e276d NC |
193 | enum _relax_state |
194 | { | |
be95a9c1 AM |
195 | /* Dummy frag used by listing code. */ |
196 | rs_dummy = 0, | |
197 | ||
30a2b4ef KH |
198 | /* Variable chars to be repeated fr_offset times. |
199 | Fr_symbol unused. Used with fr_offset == 0 for a | |
200 | constant length frag. */ | |
be95a9c1 | 201 | rs_fill, |
30a2b4ef KH |
202 | |
203 | /* Align. The fr_offset field holds the power of 2 to which to | |
204 | align. The fr_var field holds the number of characters in the | |
205 | fill pattern. The fr_subtype field holds the maximum number of | |
206 | bytes to skip when aligning, or 0 if there is no maximum. */ | |
207 | rs_align, | |
208 | ||
209 | /* Align code. The fr_offset field holds the power of 2 to which | |
210 | to align. This type is only generated by machine specific | |
211 | code, which is normally responsible for handling the fill | |
212 | pattern. The fr_subtype field holds the maximum number of | |
213 | bytes to skip when aligning, or 0 if there is no maximum. */ | |
214 | rs_align_code, | |
215 | ||
0a9ef439 RH |
216 | /* Test for alignment. Like rs_align, but used by several targets |
217 | to warn if data is not properly aligned. */ | |
218 | rs_align_test, | |
219 | ||
30a2b4ef KH |
220 | /* Org: Fr_offset, fr_symbol: address. 1 variable char: fill |
221 | character. */ | |
222 | rs_org, | |
252b5132 RH |
223 | |
224 | #ifndef WORKING_DOT_WORD | |
30a2b4ef KH |
225 | /* JF: gunpoint */ |
226 | rs_broken_word, | |
252b5132 RH |
227 | #endif |
228 | ||
329e276d | 229 | /* Machine specific relaxable (or similarly alterable) instruction. */ |
30a2b4ef | 230 | rs_machine_dependent, |
252b5132 | 231 | |
30a2b4ef KH |
232 | /* .space directive with expression operand that needs to be computed |
233 | later. Similar to rs_org, but different. | |
234 | fr_symbol: operand | |
235 | 1 variable char: fill character */ | |
236 | rs_space, | |
252b5132 | 237 | |
62a02d25 L |
238 | /* .nop directive with expression operand that needs to be computed |
239 | later. Similar to rs_space, but different. It fills with no-op | |
240 | instructions. | |
241 | fr_symbol: operand | |
242 | 1 constant byte: no-op fill control byte. */ | |
243 | rs_space_nop, | |
244 | ||
245 | /* Similar to rs_fill. It is used to implement .nop directive . */ | |
246 | rs_fill_nop, | |
247 | ||
30a2b4ef KH |
248 | /* A DWARF leb128 value; only ELF uses this. The subtype is 0 for |
249 | unsigned, 1 for signed. */ | |
250 | rs_leb128, | |
252b5132 | 251 | |
30a2b4ef | 252 | /* Exception frame information which we may be able to optimize. */ |
220e750f RH |
253 | rs_cfa, |
254 | ||
255 | /* Cross-fragment dwarf2 line number optimization. */ | |
256 | rs_dwarf2dbg | |
30a2b4ef | 257 | }; |
252b5132 RH |
258 | |
259 | typedef enum _relax_state relax_stateT; | |
260 | ||
261 | /* This type is used in prototypes, so it can't be a type that will be | |
262 | widened for argument passing. */ | |
263 | typedef unsigned int relax_substateT; | |
264 | ||
265 | /* Enough bits for address, but still an integer type. | |
266 | Could be a problem, cross-assembling for 64-bit machines. */ | |
267 | typedef addressT relax_addressT; | |
f17c130b AM |
268 | |
269 | struct relax_type | |
270 | { | |
271 | /* Forward reach. Signed number. > 0. */ | |
272 | offsetT rlx_forward; | |
273 | /* Backward reach. Signed number. < 0. */ | |
274 | offsetT rlx_backward; | |
275 | ||
276 | /* Bytes length of this address. */ | |
277 | unsigned char rlx_length; | |
278 | ||
279 | /* Next longer relax-state. 0 means there is no 'next' relax-state. */ | |
280 | relax_substateT rlx_more; | |
281 | }; | |
282 | ||
283 | typedef struct relax_type relax_typeS; | |
252b5132 | 284 | \f |
329e276d | 285 | /* main program "as.c" (command arguments etc). */ |
252b5132 RH |
286 | |
287 | COMMON unsigned char flag_no_comments; /* -f */ | |
288 | COMMON unsigned char flag_debug; /* -D */ | |
289 | COMMON unsigned char flag_signed_overflow_ok; /* -J */ | |
290 | #ifndef WORKING_DOT_WORD | |
291 | COMMON unsigned char flag_warn_displacement; /* -K */ | |
292 | #endif | |
293 | ||
294 | /* True if local symbols should be retained. */ | |
295 | COMMON int flag_keep_locals; /* -L */ | |
296 | ||
297 | /* True if we are assembling in MRI mode. */ | |
298 | COMMON int flag_mri; | |
299 | ||
252b5132 RH |
300 | /* Should the data section be made read-only and appended to the text |
301 | section? */ | |
302 | COMMON unsigned char flag_readonly_data_in_text; /* -R */ | |
303 | ||
304 | /* True if warnings should be inhibited. */ | |
305 | COMMON int flag_no_warnings; /* -W */ | |
306 | ||
2bdd6cf5 GK |
307 | /* True if warnings count as errors. */ |
308 | COMMON int flag_fatal_warnings; /* --fatal-warnings */ | |
309 | ||
252b5132 RH |
310 | /* True if we should attempt to generate output even if non-fatal errors |
311 | are detected. */ | |
312 | COMMON unsigned char flag_always_generate_output; /* -Z */ | |
313 | ||
a01b9fa4 | 314 | /* This is true if the assembler should output time and space usage. */ |
252b5132 RH |
315 | COMMON unsigned char flag_print_statistics; |
316 | ||
317 | /* True if local absolute symbols are to be stripped. */ | |
318 | COMMON int flag_strip_local_absolute; | |
319 | ||
320 | /* True if we should generate a traditional format object file. */ | |
321 | COMMON int flag_traditional_format; | |
322 | ||
151411f8 L |
323 | /* Type of compressed debug sections we should generate. */ |
324 | COMMON enum compressed_debug_section_type flag_compress_debug; | |
0acf065b | 325 | |
68d55fe3 JJ |
326 | /* TRUE if .note.GNU-stack section with SEC_CODE should be created */ |
327 | COMMON int flag_execstack; | |
328 | ||
329 | /* TRUE if .note.GNU-stack section with SEC_CODE should be created */ | |
330 | COMMON int flag_noexecstack; | |
331 | ||
252b5132 | 332 | /* name of emitted object file */ |
e0471c16 | 333 | COMMON const char *out_file_name; |
252b5132 RH |
334 | |
335 | /* name of file defining extensions to the basic instruction set */ | |
336 | COMMON char *insttbl_file_name; | |
337 | ||
a01b9fa4 | 338 | /* TRUE if we need a second pass. */ |
252b5132 RH |
339 | COMMON int need_pass_2; |
340 | ||
341 | /* TRUE if we should do no relaxing, and | |
342 | leave lots of padding. */ | |
343 | COMMON int linkrelax; | |
344 | ||
2edb36e7 NC |
345 | COMMON int do_not_pad_sections_to_alignment; |
346 | ||
578c64a4 NC |
347 | enum multibyte_input_handling |
348 | { | |
349 | multibyte_allow = 0, | |
350 | multibyte_warn, | |
351 | multibyte_warn_syms | |
352 | }; | |
353 | COMMON enum multibyte_input_handling multibyte_handling; | |
354 | ||
252b5132 RH |
355 | /* TRUE if we should produce a listing. */ |
356 | extern int listing; | |
357 | ||
4dc7ead9 RH |
358 | /* Type of debugging information we should generate. We currently support |
359 | stabs, ECOFF, and DWARF2. | |
360 | ||
361 | NOTE! This means debug information about the assembly source code itself | |
362 | and _not_ about possible debug information from a high-level language. | |
363 | This is especially relevant to DWARF2, since the compiler may emit line | |
364 | number directives that the assembler resolves. */ | |
252b5132 | 365 | |
329e276d NC |
366 | enum debug_info_type |
367 | { | |
30a2b4ef KH |
368 | DEBUG_UNSPECIFIED, |
369 | DEBUG_NONE, | |
370 | DEBUG_STABS, | |
371 | DEBUG_ECOFF, | |
372 | DEBUG_DWARF, | |
373 | DEBUG_DWARF2 | |
374 | }; | |
252b5132 RH |
375 | |
376 | extern enum debug_info_type debug_type; | |
05da4302 | 377 | extern int use_gnu_debug_info_extensions; |
5b7c81bd | 378 | COMMON bool flag_dwarf_sections; |
66f8b2cb | 379 | extern int flag_dwarf_cie_version; |
31bf1864 | 380 | extern unsigned int dwarf_level; |
252b5132 RH |
381 | \f |
382 | /* Maximum level of macro nesting. */ | |
383 | extern int max_macro_nest; | |
384 | ||
54cfded0 AM |
385 | /* Verbosity level. */ |
386 | extern int verbose; | |
387 | ||
252b5132 RH |
388 | /* Obstack chunk size. Keep large for efficient space use, make small to |
389 | increase malloc calls for monitoring memory allocation. */ | |
390 | extern int chunksize; | |
391 | ||
329e276d NC |
392 | struct _pseudo_type |
393 | { | |
30a2b4ef KH |
394 | /* assembler mnemonic, lower case, no '.' */ |
395 | const char *poc_name; | |
396 | /* Do the work */ | |
73ee5e4c | 397 | void (*poc_handler) (int); |
30a2b4ef KH |
398 | /* Value to pass to handler */ |
399 | int poc_val; | |
400 | }; | |
252b5132 RH |
401 | |
402 | typedef struct _pseudo_type pseudo_typeS; | |
403 | ||
252b5132 RH |
404 | #if (__GNUC__ >= 2) && !defined(VMS) |
405 | /* for use with -Wformat */ | |
406 | ||
a1934524 | 407 | #if __GNUC__ == 2 && __GNUC_MINOR__ < 6 |
252b5132 RH |
408 | /* Support for double underscores in attribute names was added in gcc |
409 | 2.6, so avoid them if we are using an earlier version. */ | |
410 | #define __printf__ printf | |
411 | #define __format__ format | |
412 | #endif | |
413 | ||
414 | #define PRINTF_LIKE(FCN) \ | |
415 | void FCN (const char *format, ...) \ | |
416 | __attribute__ ((__format__ (__printf__, 1, 2))) | |
417 | #define PRINTF_WHERE_LIKE(FCN) \ | |
3b4dbbbf | 418 | void FCN (const char *file, unsigned int line, const char *format, ...) \ |
252b5132 RH |
419 | __attribute__ ((__format__ (__printf__, 3, 4))) |
420 | ||
421 | #else /* __GNUC__ < 2 || defined(VMS) */ | |
422 | ||
73ee5e4c | 423 | #define PRINTF_LIKE(FCN) void FCN (const char *format, ...) |
3b4dbbbf | 424 | #define PRINTF_WHERE_LIKE(FCN) void FCN (const char *file, \ |
73ee5e4c KH |
425 | unsigned int line, \ |
426 | const char *format, ...) | |
252b5132 RH |
427 | |
428 | #endif /* __GNUC__ < 2 || defined(VMS) */ | |
429 | ||
252b5132 | 430 | PRINTF_LIKE (as_bad); |
8fce3f5e | 431 | PRINTF_LIKE (as_fatal) ATTRIBUTE_NORETURN; |
252b5132 RH |
432 | PRINTF_LIKE (as_tsktsk); |
433 | PRINTF_LIKE (as_warn); | |
434 | PRINTF_WHERE_LIKE (as_bad_where); | |
435 | PRINTF_WHERE_LIKE (as_warn_where); | |
436 | ||
329e276d | 437 | void as_abort (const char *, int, const char *) ATTRIBUTE_NORETURN; |
1ec4b9f2 | 438 | void signal_init (void); |
329e276d NC |
439 | int had_errors (void); |
440 | int had_warnings (void); | |
6d4af3c2 | 441 | void as_warn_value_out_of_range (const char *, offsetT, offsetT, offsetT, |
3b4dbbbf | 442 | const char *, unsigned); |
6d4af3c2 | 443 | void as_bad_value_out_of_range (const char *, offsetT, offsetT, offsetT, |
3b4dbbbf | 444 | const char *, unsigned); |
329e276d NC |
445 | void print_version_id (void); |
446 | char * app_push (void); | |
3076e594 NC |
447 | |
448 | /* Number of littlenums required to hold an extended precision number. */ | |
449 | #define MAX_LITTLENUMS 6 | |
450 | ||
329e276d | 451 | char * atof_ieee (char *, int, LITTLENUM_TYPE *); |
c96f148b | 452 | char * atof_ieee_detail (char *, int, int, LITTLENUM_TYPE *, FLONUM_TYPE *); |
5b7c81bd | 453 | const char * ieee_md_atof (int, char *, int *, bool); |
6d4af3c2 | 454 | const char * vax_md_atof (int, char *, int *); |
3b4dbbbf | 455 | char * input_scrub_include_file (const char *, char *); |
329e276d NC |
456 | void input_scrub_insert_line (const char *); |
457 | void input_scrub_insert_file (char *); | |
3b4dbbbf | 458 | char * input_scrub_new_file (const char *); |
329e276d | 459 | char * input_scrub_next_buffer (char **bufp); |
39a45edc | 460 | size_t do_scrub_chars (size_t (*get) (char *, size_t), char *, size_t); |
578c64a4 | 461 | bool scan_for_multibyte_characters (const unsigned char *, const unsigned char *, bool); |
329e276d NC |
462 | int gen_to_words (LITTLENUM_TYPE *, int, long); |
463 | int had_err (void); | |
464 | int ignore_input (void); | |
465 | void cond_finish_check (int); | |
466 | void cond_exit_macro (int); | |
467 | int seen_at_least_1_file (void); | |
468 | void app_pop (char *); | |
3b4dbbbf | 469 | const char * as_where (unsigned int *); |
39865a7f | 470 | const char * as_where_physical (unsigned int *); |
329e276d NC |
471 | void bump_line_counters (void); |
472 | void do_scrub_begin (int); | |
473 | void input_scrub_begin (void); | |
474 | void input_scrub_close (void); | |
475 | void input_scrub_end (void); | |
3b4dbbbf TS |
476 | int new_logical_line (const char *, int); |
477 | int new_logical_line_flags (const char *, int, int); | |
329e276d NC |
478 | void subsegs_begin (void); |
479 | void subseg_change (segT, int); | |
480 | segT subseg_new (const char *, subsegT); | |
481 | segT subseg_force_new (const char *, subsegT); | |
482 | void subseg_set (segT, subsegT); | |
483 | int subseg_text_p (segT); | |
4ee4d249 | 484 | int seg_not_empty_p (segT); |
329e276d | 485 | void start_dependencies (char *); |
3b4dbbbf | 486 | void register_dependency (const char *); |
329e276d | 487 | void print_dependencies (void); |
329e276d | 488 | segT subseg_get (const char *, int); |
252b5132 | 489 | |
3d6b762c JM |
490 | const char *remap_debug_filename (const char *); |
491 | void add_debug_prefix_map (const char *); | |
492 | ||
29a2809e TS |
493 | static inline char * |
494 | xmemdup0 (const char *in, size_t len) | |
25771140 | 495 | { |
6ef4fa07 | 496 | return xmemdup (in, len, len + 1); |
25771140 AM |
497 | } |
498 | ||
252b5132 RH |
499 | struct expressionS; |
500 | struct fix; | |
2b47531b | 501 | typedef struct symbol symbolS; |
252b5132 RH |
502 | typedef struct frag fragS; |
503 | ||
252b5132 | 504 | /* literal.c */ |
73ee5e4c | 505 | valueT add_to_literal_pool (symbolS *, valueT, segT, int); |
252b5132 | 506 | |
73ee5e4c KH |
507 | int check_eh_frame (struct expressionS *, unsigned int *); |
508 | int eh_frame_estimate_size_before_relax (fragS *); | |
509 | int eh_frame_relax_frag (fragS *); | |
510 | void eh_frame_convert_frag (fragS *); | |
73ee5e4c | 511 | int generic_force_reloc (struct fix *); |
ae6063d4 | 512 | |
252b5132 RH |
513 | #include "expr.h" /* Before targ-*.h */ |
514 | ||
2b0f3761 | 515 | /* This one starts the chain of target dependent headers. */ |
252b5132 RH |
516 | #include "targ-env.h" |
517 | ||
a161fe53 AM |
518 | #ifdef OBJ_MAYBE_ELF |
519 | #define IS_ELF (OUTPUT_FLAVOR == bfd_target_elf_flavour) | |
520 | #else | |
521 | #ifdef OBJ_ELF | |
522 | #define IS_ELF 1 | |
523 | #else | |
524 | #define IS_ELF 0 | |
525 | #endif | |
0d2bcfaf NC |
526 | #endif |
527 | ||
252b5132 RH |
528 | #include "write.h" |
529 | #include "frags.h" | |
abebb03c | 530 | #include "hashtab.h" |
252b5132 RH |
531 | #include "hash.h" |
532 | #include "read.h" | |
533 | #include "symbols.h" | |
534 | ||
535 | #include "tc.h" | |
536 | #include "obj.h" | |
537 | ||
538 | #ifdef USE_EMULATIONS | |
539 | #include "emul.h" | |
540 | #endif | |
541 | #include "listing.h" | |
542 | ||
c54b5932 DD |
543 | #ifdef H_TICK_HEX |
544 | extern int enable_h_tick_hex; | |
545 | #endif | |
546 | ||
abd63a32 AM |
547 | #ifdef TC_M68K |
548 | /* True if we are assembling in m68k MRI mode. */ | |
549 | COMMON int flag_m68k_mri; | |
4fa6945e | 550 | #define DOLLAR_AMBIGU flag_m68k_mri |
abd63a32 AM |
551 | #else |
552 | #define flag_m68k_mri 0 | |
553 | #endif | |
554 | ||
16d87673 SB |
555 | #ifndef TC_STRING_ESCAPES |
556 | #define TC_STRING_ESCAPES 1 | |
557 | #endif | |
558 | ||
4c400d5e | 559 | #ifdef WARN_COMMENTS |
329e276d NC |
560 | COMMON int warn_comment; |
561 | COMMON unsigned int found_comment; | |
3b4dbbbf | 562 | COMMON const char * found_comment_file; |
4c400d5e AM |
563 | #endif |
564 | ||
21be61f5 L |
565 | #if defined OBJ_ELF || defined OBJ_MAYBE_ELF |
566 | /* If .size directive failure should be error or warning. */ | |
a90fb5e3 | 567 | COMMON int flag_allow_nonconst_size; |
451133ce | 568 | |
b8871f35 L |
569 | /* If we should generate ELF common symbols with the STT_COMMON type. */ |
570 | extern int flag_use_elf_stt_common; | |
571 | ||
0df8ad28 NC |
572 | /* TRUE iff GNU Build attribute notes should |
573 | be generated if none are in the input files. */ | |
5b7c81bd | 574 | extern bool flag_generate_build_notes; |
0df8ad28 | 575 | |
451133ce NP |
576 | /* If section name substitution sequences should be honored */ |
577 | COMMON int flag_sectname_subst; | |
21be61f5 L |
578 | #endif |
579 | ||
4fa6945e NC |
580 | #ifndef DOLLAR_AMBIGU |
581 | #define DOLLAR_AMBIGU 0 | |
582 | #endif | |
583 | ||
f805106c TW |
584 | #ifndef NUMBERS_WITH_SUFFIX |
585 | #define NUMBERS_WITH_SUFFIX 0 | |
586 | #endif | |
587 | ||
252b5132 RH |
588 | #ifndef LOCAL_LABELS_DOLLAR |
589 | #define LOCAL_LABELS_DOLLAR 0 | |
590 | #endif | |
591 | ||
592 | #ifndef LOCAL_LABELS_FB | |
593 | #define LOCAL_LABELS_FB 0 | |
594 | #endif | |
595 | ||
abd63a32 AM |
596 | #ifndef LABELS_WITHOUT_COLONS |
597 | #define LABELS_WITHOUT_COLONS 0 | |
598 | #endif | |
599 | ||
600 | #ifndef NO_PSEUDO_DOT | |
601 | #define NO_PSEUDO_DOT 0 | |
602 | #endif | |
603 | ||
252b5132 RH |
604 | #ifndef TEXT_SECTION_NAME |
605 | #define TEXT_SECTION_NAME ".text" | |
606 | #define DATA_SECTION_NAME ".data" | |
607 | #define BSS_SECTION_NAME ".bss" | |
608 | #endif | |
609 | ||
bea9907b TW |
610 | #ifndef OCTETS_PER_BYTE_POWER |
611 | #define OCTETS_PER_BYTE_POWER 0 | |
612 | #endif | |
613 | #ifndef OCTETS_PER_BYTE | |
614 | #define OCTETS_PER_BYTE (1<<OCTETS_PER_BYTE_POWER) | |
615 | #endif | |
616 | #if OCTETS_PER_BYTE != (1<<OCTETS_PER_BYTE_POWER) | |
617 | #error "Octets per byte conflicts with its power-of-two definition!" | |
618 | #endif | |
619 | ||
61826503 CE |
620 | #if defined OBJ_ELF || defined OBJ_MAYBE_ELF |
621 | /* On ELF platforms, mark debug sections with SEC_ELF_OCTETS */ | |
622 | #define SEC_OCTETS (IS_ELF ? SEC_ELF_OCTETS : 0) | |
623 | #else | |
624 | #define SEC_OCTETS 0 | |
625 | #endif | |
626 | ||
5b7c81bd AM |
627 | #define POISON_BFD_BOOLEAN 1 |
628 | ||
252b5132 | 629 | #endif /* GAS */ |