Commit | Line | Data |
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fecd2382 | 1 | /* as.h - global header file |
3340f7e5 | 2 | Copyright (C) 1987, 1990, 1991, 1992 Free Software Foundation, Inc. |
6efd877d | 3 | |
a39116f1 | 4 | This file is part of GAS, the GNU Assembler. |
6efd877d | 5 | |
a39116f1 RP |
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 2, or (at your option) | |
9 | any later version. | |
6efd877d | 10 | |
a39116f1 RP |
11 | GAS is distributed in the hope that it will be useful, |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
6efd877d | 15 | |
a39116f1 RP |
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 | |
3b85367c | 18 | the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
fecd2382 | 19 | |
7f955c18 | 20 | #ifndef GAS |
fecd2382 | 21 | #define GAS 1 |
fecd2382 RP |
22 | /* |
23 | * I think this stuff is largely out of date.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. | |
68878ef1 | 32 | * #define SUSPECT when debugging hash code. |
fecd2382 RP |
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 | ||
460531da | 38 | #include "config.h" |
fecd2382 | 39 | |
87e48495 | 40 | /* This is the code recommended in the autoconf documentation, almost |
460531da KR |
41 | verbatim. If it doesn't work for you, let me know, and notify |
42 | djm@gnu.ai.mit.edu as well. */ | |
87e48495 KR |
43 | /* Added #undef for DJ Delorie. The right fix is to ensure that as.h |
44 | is included first, before even any system header files, in all files | |
45 | that use it. KR 1994.11.03 */ | |
3b85367c KR |
46 | /* Added void* version for STDC case. This is to be compatible with |
47 | the declaration in bison.simple, used for m68k operand parsing. | |
48 | --KR 1995.08.08 */ | |
87e48495 | 49 | |
460531da KR |
50 | /* AIX requires this to be the first thing in the file. */ |
51 | #ifdef __GNUC__ | |
87e48495 | 52 | # undef alloca |
460531da KR |
53 | # define alloca __builtin_alloca |
54 | #else | |
55 | # if HAVE_ALLOCA_H | |
56 | # include <alloca.h> | |
57 | # else | |
58 | # ifdef _AIX | |
59 | #pragma alloca | |
60 | # else | |
61 | # ifndef alloca /* predefined by HP cc +Olibcalls */ | |
3b85367c | 62 | # ifndef __STDC__ |
460531da | 63 | char *alloca (); |
3b85367c KR |
64 | # else |
65 | void *alloca (); | |
66 | # endif | |
460531da KR |
67 | # endif |
68 | # endif | |
69 | # endif | |
70 | #endif | |
fecd2382 | 71 | |
b11fb939 | 72 | /* Now, tend to the rest of the configuration. */ |
7f955c18 | 73 | |
b11fb939 | 74 | /* System include files first... */ |
fecd2382 | 75 | #include <stdio.h> |
b11fb939 KR |
76 | #include <ctype.h> |
77 | #ifdef HAVE_STRING_H | |
78 | #include <string.h> | |
79 | #else | |
80 | #include <strings.h> | |
81 | #endif | |
82 | #ifdef HAVE_STDLIB_H | |
83 | #include <stdlib.h> | |
84 | #endif | |
85 | #ifdef HAVE_UNISTD_H | |
86 | #include <unistd.h> | |
87 | #endif | |
88 | #ifdef HAVE_SYS_TYPES_H | |
89 | /* for size_t, pid_t */ | |
90 | #include <sys/types.h> | |
91 | #endif | |
92 | ||
93 | /* Some systems do declare this, but this seems to be the universal | |
94 | declaration, though the parameter type varies. (It ought to use | |
95 | `const' but many systems prototype it without.) Include it here | |
96 | for systems that don't declare it. If conflicts arise, just add | |
97 | another autoconf test... */ | |
98 | extern char *strdup (/* const char * */); | |
99 | ||
f3d817d8 DM |
100 | #include <getopt.h> |
101 | /* The first getopt value for machine-independent long options. | |
102 | 150 isn't special; it's just an arbitrary non-ASCII char value. */ | |
103 | #define OPTION_STD_BASE 150 | |
104 | /* The first getopt value for machine-dependent long options. | |
105 | 170 gives the standard options room to grow. */ | |
106 | #define OPTION_MD_BASE 170 | |
107 | ||
68878ef1 KR |
108 | #ifdef DEBUG |
109 | #undef NDEBUG | |
110 | #endif | |
d5f41403 KR |
111 | #if !defined (__GNUC__) || __GNUC_MINOR__ <= 5 |
112 | #define __PRETTY_FUNCTION__ ((char*)0) | |
113 | #endif | |
114 | #if 0 | |
9777b772 | 115 | |
b11fb939 KR |
116 | /* Handle lossage with assert.h. */ |
117 | #ifndef BROKEN_ASSERT | |
fecd2382 | 118 | #include <assert.h> |
b11fb939 KR |
119 | #else /* BROKEN_ASSERT */ |
120 | #ifndef NDEBUG | |
d5f41403 | 121 | #define assert(p) ((p) ? 0 : (as_assert (__FILE__, __LINE__, __PRETTY_FUNCTION__), 0)) |
b11fb939 KR |
122 | #else |
123 | #define assert(p) ((p), 0) | |
124 | #endif | |
125 | #endif /* BROKEN_ASSERT */ | |
9777b772 | 126 | |
d5f41403 | 127 | #else |
9777b772 | 128 | |
d5f41403 | 129 | #define assert(P) ((P) ? 0 : (as_assert (__FILE__, __LINE__, __PRETTY_FUNCTION__), 0)) |
9777b772 KR |
130 | #undef abort |
131 | #define abort() as_abort (__FILE__, __LINE__, __PRETTY_FUNCTION__) | |
132 | ||
d5f41403 | 133 | #endif |
c593cf41 | 134 | |
b11fb939 KR |
135 | |
136 | /* Now GNU header files... */ | |
68878ef1 KR |
137 | #include <ansidecl.h> |
138 | #ifdef BFD_ASSEMBLER | |
139 | #include <bfd.h> | |
140 | #endif | |
b11fb939 | 141 | |
87e48495 KR |
142 | /* Define the standard progress macros. */ |
143 | #include <progress.h> | |
b11fb939 | 144 | |
b11fb939 KR |
145 | /* This doesn't get taken care of anywhere. */ |
146 | #if !defined (__GNUC__) && !defined (inline) | |
147 | #define inline | |
148 | #endif | |
149 | ||
150 | /* Other stuff from config.h. */ | |
87e48495 | 151 | #ifdef NEED_DECLARATION_MALLOC |
b11fb939 KR |
152 | extern PTR malloc (); |
153 | extern PTR realloc (); | |
154 | #endif | |
87e48495 | 155 | #ifdef NEED_DECLARATION_FREE |
b11fb939 KR |
156 | extern void free (); |
157 | #endif | |
87e48495 KR |
158 | #ifdef NEED_DECLARATION_ERRNO |
159 | extern int errno; | |
160 | #endif | |
b11fb939 | 161 | |
b9419dd2 | 162 | /* This is needed for VMS. */ |
87e48495 KR |
163 | #if ! defined (HAVE_UNLINK) && defined (HAVE_REMOVE) |
164 | #define unlink remove | |
460531da KR |
165 | #endif |
166 | ||
9777b772 KR |
167 | /* Hack to make "gcc -Wall" not complain about obstack macros. */ |
168 | #if !defined (memcpy) && !defined (bcopy) | |
169 | #define bcopy(src,dest,size) memcpy(dest,src,size) | |
170 | #endif | |
171 | ||
b11fb939 KR |
172 | #ifdef BFD_ASSEMBLER |
173 | /* This one doesn't get declared, but we're using it anyways. This | |
174 | should be fixed -- either it's part of the external interface or | |
175 | it's not. */ | |
176 | extern PTR bfd_alloc_by_size_t PARAMS ((bfd *abfd, size_t sz)); | |
177 | #endif | |
68878ef1 | 178 | |
b17c891e KR |
179 | /* Make Saber happier on obstack.h. */ |
180 | #ifdef SABER | |
181 | #undef __PTR_TO_INT | |
182 | #define __PTR_TO_INT(P) ((int)(P)) | |
183 | #undef __INT_TO_PTR | |
184 | #define __INT_TO_PTR(P) ((char *)(P)) | |
185 | #endif | |
186 | ||
68878ef1 KR |
187 | #ifndef __LINE__ |
188 | #define __LINE__ "unknown" | |
189 | #endif /* __LINE__ */ | |
190 | ||
191 | #ifndef __FILE__ | |
192 | #define __FILE__ "unknown" | |
193 | #endif /* __FILE__ */ | |
194 | ||
b17c891e KR |
195 | #ifndef __STDC__ |
196 | #ifndef const | |
197 | #define const | |
198 | #endif | |
199 | #ifndef volatile | |
200 | #define volatile | |
201 | #endif | |
202 | #endif /* ! __STDC__ */ | |
203 | ||
98c6bbbe KR |
204 | #if !defined (__GNUC__) && !defined (inline) |
205 | #define inline | |
206 | #endif | |
207 | ||
7f955c18 | 208 | #ifndef FOPEN_WB |
b11fb939 KR |
209 | #ifdef GO32 |
210 | #include "fopen-bin.h" | |
211 | #else | |
7f955c18 KR |
212 | #include "fopen-same.h" |
213 | #endif | |
b11fb939 | 214 | #endif |
7f955c18 | 215 | |
460531da KR |
216 | #ifndef EXIT_SUCCESS |
217 | #define EXIT_SUCCESS 0 | |
218 | #define EXIT_FAILURE 1 | |
219 | #endif | |
220 | ||
3340f7e5 RP |
221 | #define obstack_chunk_alloc xmalloc |
222 | #define obstack_chunk_free xfree | |
fecd2382 | 223 | |
a39116f1 RP |
224 | #define xfree free |
225 | ||
b17c891e | 226 | #define BAD_CASE(val) \ |
a39116f1 | 227 | { \ |
58d4951d ILT |
228 | as_fatal("Case value %ld unexpected at line %d of file \"%s\"\n", \ |
229 | (long) val, __LINE__, __FILE__); \ | |
a39116f1 | 230 | } |
a193acc0 ILT |
231 | |
232 | /* Version 2.1 of Solaris had problems with this declaration, but I | |
233 | think that bug has since been fixed. If it causes problems on your | |
234 | system, just delete it. */ | |
235 | extern char *strstr (); | |
fecd2382 | 236 | \f |
b11fb939 | 237 | #include "flonum.h" |
6efd877d | 238 | |
fecd2382 RP |
239 | /* These are assembler-wide concepts */ |
240 | ||
68878ef1 KR |
241 | #ifdef BFD_ASSEMBLER |
242 | extern bfd *stdoutput; | |
b17c891e KR |
243 | typedef bfd_vma addressT; |
244 | typedef bfd_signed_vma offsetT; | |
245 | #else | |
246 | typedef unsigned long addressT; | |
247 | typedef long offsetT; | |
68878ef1 | 248 | #endif |
fecd2382 | 249 | |
b17c891e KR |
250 | /* Type of symbol value, etc. For use in prototypes. */ |
251 | typedef addressT valueT; | |
252 | ||
fecd2382 RP |
253 | #ifndef COMMON |
254 | #ifdef TEST | |
255 | #define COMMON /* declare our COMMONs storage here. */ | |
256 | #else | |
257 | #define COMMON extern /* our commons live elswhere */ | |
258 | #endif | |
259 | #endif | |
a39116f1 | 260 | /* COMMON now defined */ |
c8c7e0bf | 261 | |
fecd2382 | 262 | #ifdef DEBUG |
ace68c4e | 263 | #ifndef know |
fecd2382 | 264 | #define know(p) assert(p) /* Verify our assumptions! */ |
ace68c4e | 265 | #endif /* not yet defined */ |
fecd2382 RP |
266 | #else |
267 | #define know(p) /* know() checks are no-op.ed */ | |
268 | #endif | |
fecd2382 RP |
269 | \f |
270 | /* input_scrub.c */ | |
271 | ||
272 | /* | |
273 | * Supplies sanitised buffers to read.c. | |
274 | * Also understands printing line-number part of error messages. | |
275 | */ | |
fecd2382 | 276 | \f |
6efd877d | 277 | |
fecd2382 RP |
278 | /* subsegs.c Sub-segments. Also, segment(=expression type)s.*/ |
279 | ||
68878ef1 | 280 | #ifndef BFD_ASSEMBLER |
ace68c4e | 281 | |
58721107 | 282 | #ifdef MANY_SEGMENTS |
c8c7e0bf | 283 | #include "bfd.h" |
ace68c4e | 284 | #define N_SEGMENTS 10 |
58721107 | 285 | #define SEG_NORMAL(x) ((x) >= SEG_E0 && (x) <= SEG_E9) |
ace68c4e | 286 | #define SEG_LIST SEG_E0,SEG_E1,SEG_E2,SEG_E3,SEG_E4,SEG_E5,SEG_E6,SEG_E7,SEG_E8,SEG_E9 |
ada269da | 287 | #define SEG_TEXT SEG_E0 |
68878ef1 | 288 | #define SEG_DATA SEG_E1 |
ada269da | 289 | #define SEG_BSS SEG_E2 |
58721107 | 290 | #else |
ace68c4e | 291 | #define N_SEGMENTS 3 |
58721107 | 292 | #define SEG_NORMAL(x) ((x) == SEG_TEXT || (x) == SEG_DATA || (x) == SEG_BSS) |
ace68c4e | 293 | #define SEG_LIST SEG_TEXT,SEG_DATA,SEG_BSS |
58721107 SC |
294 | #endif |
295 | ||
6efd877d KR |
296 | typedef enum _segT |
297 | { | |
298 | SEG_ABSOLUTE = 0, | |
299 | SEG_LIST, | |
300 | SEG_UNKNOWN, | |
6efd877d KR |
301 | SEG_GOOF, /* Only happens if AS has a logic error. */ |
302 | /* Invented so we don't crash printing */ | |
303 | /* error message involving weird segment. */ | |
58d4951d | 304 | SEG_EXPR, /* Intermediate expression values. */ |
6efd877d KR |
305 | SEG_DEBUG, /* Debug segment */ |
306 | SEG_NTV, /* Transfert vector preload segment */ | |
307 | SEG_PTV, /* Transfert vector postload segment */ | |
b17c891e | 308 | SEG_REGISTER /* Mythical: a register-valued expression */ |
6efd877d | 309 | } segT; |
fecd2382 RP |
310 | |
311 | #define SEG_MAXIMUM_ORDINAL (SEG_REGISTER) | |
68878ef1 KR |
312 | #else |
313 | typedef asection *segT; | |
314 | #define SEG_NORMAL(SEG) ((SEG) != absolute_section \ | |
315 | && (SEG) != undefined_section \ | |
68878ef1 | 316 | && (SEG) != reg_section \ |
58d4951d | 317 | && (SEG) != expr_section) |
68878ef1 | 318 | #endif |
fecd2382 RP |
319 | typedef int subsegT; |
320 | ||
a39116f1 | 321 | /* What subseg we are accreting now? */ |
7f2cb270 | 322 | COMMON subsegT now_subseg; |
fecd2382 | 323 | |
a39116f1 | 324 | /* Segment our instructions emit to. */ |
7f2cb270 | 325 | COMMON segT now_seg; |
fecd2382 | 326 | |
68878ef1 KR |
327 | #ifdef BFD_ASSEMBLER |
328 | #define segment_name(SEG) bfd_get_section_name (stdoutput, SEG) | |
329 | #else | |
9777b772 | 330 | extern char const *const seg_name[]; |
68878ef1 KR |
331 | #define segment_name(SEG) seg_name[(int) (SEG)] |
332 | #endif | |
333 | ||
334 | #ifndef BFD_ASSEMBLER | |
fecd2382 | 335 | extern int section_alignment[]; |
68878ef1 | 336 | #endif |
fecd2382 | 337 | |
68878ef1 | 338 | #ifdef BFD_ASSEMBLER |
58d4951d | 339 | extern segT reg_section, expr_section; |
68878ef1 KR |
340 | /* Shouldn't these be eliminated someday? */ |
341 | extern segT text_section, data_section, bss_section; | |
b11fb939 KR |
342 | #define absolute_section bfd_abs_section_ptr |
343 | #define undefined_section bfd_und_section_ptr | |
68878ef1 | 344 | #else |
68878ef1 | 345 | #define reg_section SEG_REGISTER |
58d4951d | 346 | #define expr_section SEG_EXPR |
68878ef1 KR |
347 | #define text_section SEG_TEXT |
348 | #define data_section SEG_DATA | |
349 | #define bss_section SEG_BSS | |
350 | #define absolute_section SEG_ABSOLUTE | |
351 | #define undefined_section SEG_UNKNOWN | |
352 | #endif | |
fecd2382 RP |
353 | |
354 | /* relax() */ | |
355 | ||
d5f41403 | 356 | enum _relax_state |
6efd877d | 357 | { |
7f2cb270 KR |
358 | /* Variable chars to be repeated fr_offset times. |
359 | Fr_symbol unused. Used with fr_offset == 0 for a | |
360 | constant length frag. */ | |
361 | rs_fill = 1, | |
6efd877d | 362 | |
98c6bbbe | 363 | /* Align: Fr_offset: power of 2. Variable chars: fill pattern. */ |
7f2cb270 | 364 | rs_align, |
6efd877d | 365 | |
d5f41403 KR |
366 | /* Align code: fr_offset: power of 2. Fill pattern is machine |
367 | specific, defaulting to all zeros. */ | |
368 | rs_align_code, | |
369 | ||
7f2cb270 KR |
370 | /* Org: Fr_offset, fr_symbol: address. 1 variable char: fill |
371 | character. */ | |
372 | rs_org, | |
6efd877d | 373 | |
fecd2382 | 374 | #ifndef WORKING_DOT_WORD |
7f2cb270 | 375 | /* JF: gunpoint */ |
d5f41403 | 376 | rs_broken_word, |
fecd2382 | 377 | #endif |
fecd2382 | 378 | |
d5f41403 KR |
379 | /* machine-specific relaxable (or similarly alterable) instruction */ |
380 | rs_machine_dependent, | |
381 | ||
382 | /* .space directive with expression operand that needs to be computed | |
383 | later. Similar to rs_org, but different. | |
384 | fr_symbol: operand | |
385 | 1 variable char: fill character */ | |
386 | rs_space | |
387 | }; | |
388 | ||
389 | typedef enum _relax_state relax_stateT; | |
390 | ||
391 | /* This type is used in prototypes, so it can't be a type that will be | |
392 | widened for argument passing. */ | |
393 | typedef unsigned int relax_substateT; | |
fecd2382 | 394 | |
7f2cb270 KR |
395 | /* Enough bits for address, but still an integer type. |
396 | Could be a problem, cross-assembling for 64-bit machines. */ | |
b17c891e | 397 | typedef addressT relax_addressT; |
fecd2382 | 398 | \f |
6efd877d | 399 | |
fecd2382 RP |
400 | /* frags.c */ |
401 | ||
402 | /* | |
403 | * A code fragment (frag) is some known number of chars, followed by some | |
404 | * unknown number of chars. Typically the unknown number of chars is an | |
405 | * instruction address whose size is yet unknown. We always know the greatest | |
406 | * possible size the unknown number of chars may become, and reserve that | |
407 | * much room at the end of the frag. | |
408 | * Once created, frags do not change address during assembly. | |
409 | * We chain the frags in (a) forward-linked list(s). The object-file address | |
410 | * of the 1st char of a frag is generally not known until after relax(). | |
411 | * Many things at assembly time describe an address by {object-file-address | |
412 | * of a particular frag}+offset. | |
6efd877d | 413 | |
fecd2382 | 414 | BUG: it may be smarter to have a single pointer off to various different |
6efd877d | 415 | notes for different frag kinds. See how code pans |
fecd2382 | 416 | */ |
68878ef1 | 417 | struct frag |
fecd2382 | 418 | { |
7f2cb270 | 419 | /* Object file address. */ |
b17c891e | 420 | addressT fr_address; |
68878ef1 | 421 | /* Chain forward; ascending address order. Rooted in frch_root. */ |
7f2cb270 | 422 | struct frag *fr_next; |
6efd877d | 423 | |
68878ef1 | 424 | /* (Fixed) number of chars we know we have. May be 0. */ |
b17c891e | 425 | offsetT fr_fix; |
68878ef1 | 426 | /* (Variable) number of chars after above. May be 0. */ |
b17c891e | 427 | offsetT fr_var; |
7f2cb270 KR |
428 | /* For variable-length tail. */ |
429 | struct symbol *fr_symbol; | |
430 | /* For variable-length tail. */ | |
b17c891e | 431 | offsetT fr_offset; |
68878ef1 | 432 | /* Points to opcode low addr byte, for relaxation. */ |
7f2cb270 | 433 | char *fr_opcode; |
68878ef1 KR |
434 | |
435 | #ifndef NO_LISTING | |
436 | struct list_info_struct *line; | |
437 | #endif | |
438 | ||
7f2cb270 KR |
439 | /* What state is my tail in? */ |
440 | relax_stateT fr_type; | |
6efd877d | 441 | relax_substateT fr_subtype; |
7f2cb270 | 442 | |
87e48495 KR |
443 | /* Track the alignment and offset of the current frag. With this, |
444 | sometimes we can avoid creating new frags for .align directives. */ | |
445 | unsigned short align_mask; | |
446 | unsigned short align_offset; | |
87e48495 | 447 | |
e9296bdb KR |
448 | /* These are needed only on the NS32K machines. But since we don't |
449 | include targ-cpu.h until after this structure has been defined, | |
450 | we can't really conditionalize it. This code should be | |
451 | rearranged a bit to make that possible. | |
68878ef1 | 452 | |
e9296bdb KR |
453 | In the meantime, if we get stuck like this with any other target, |
454 | create a union here. */ | |
455 | char fr_pcrel_adjust, fr_bsr; | |
456 | ||
457 | /* Data begins here. */ | |
7f2cb270 | 458 | char fr_literal[1]; |
fecd2382 | 459 | }; |
6efd877d | 460 | |
fecd2382 | 461 | #define SIZEOF_STRUCT_FRAG \ |
e9296bdb | 462 | ((char *)zero_address_frag.fr_literal-(char *)&zero_address_frag) |
a39116f1 | 463 | /* We want to say fr_literal[0] above. */ |
fecd2382 RP |
464 | |
465 | typedef struct frag fragS; | |
466 | ||
7f2cb270 KR |
467 | /* Current frag we are building. This frag is incomplete. It is, however, |
468 | included in frchain_now. The fr_fix field is bogus; instead, use: | |
469 | obstack_next_free(&frags)-frag_now->fr_literal. */ | |
470 | COMMON fragS *frag_now; | |
87e48495 | 471 | extern int frag_now_fix (); |
fecd2382 | 472 | |
7f2cb270 KR |
473 | /* For foreign-segment symbol fixups. */ |
474 | COMMON fragS zero_address_frag; | |
475 | /* For local common (N_BSS segment) fixups. */ | |
476 | COMMON fragS bss_address_frag; | |
fecd2382 RP |
477 | |
478 | /* main program "as.c" (command arguments etc) */ | |
479 | ||
def66e24 DM |
480 | COMMON unsigned char flag_no_comments; /* -f */ |
481 | COMMON unsigned char flag_debug; /* -D */ | |
482 | COMMON unsigned char flag_signed_overflow_ok; /* -J */ | |
a7aa7a2b | 483 | #ifndef WORKING_DOT_WORD |
def66e24 | 484 | COMMON unsigned char flag_warn_displacement; /* -K */ |
a7aa7a2b | 485 | #endif |
e9296bdb KR |
486 | |
487 | /* True if local symbols should be retained. */ | |
def66e24 | 488 | COMMON unsigned char flag_keep_locals; /* -L */ |
e9296bdb | 489 | |
3b85367c KR |
490 | /* True if we are assembling using MRI syntax. */ |
491 | COMMON int flag_mri; | |
492 | ||
e9296bdb KR |
493 | /* Should the data section be made read-only and appended to the text |
494 | section? */ | |
def66e24 | 495 | COMMON unsigned char flag_readonly_data_in_text; /* -R */ |
e9296bdb KR |
496 | |
497 | /* True if warnings should be inhibited. */ | |
def66e24 | 498 | COMMON unsigned char flag_no_warnings; /* -W */ |
e9296bdb KR |
499 | |
500 | /* True if we should attempt to generate output even if non-fatal errors | |
501 | are detected. */ | |
def66e24 | 502 | COMMON unsigned char flag_always_generate_output; /* -Z */ |
fecd2382 | 503 | |
e9296bdb KR |
504 | /* This is true if the assembler should output time and space usage. */ |
505 | ||
506 | COMMON unsigned char flag_print_statistics; | |
507 | ||
7f2cb270 KR |
508 | /* name of emitted object file */ |
509 | COMMON char *out_file_name; | |
fecd2382 | 510 | |
7f2cb270 KR |
511 | /* TRUE if we need a second pass. */ |
512 | COMMON int need_pass_2; | |
09952cd9 | 513 | |
7f2cb270 KR |
514 | /* TRUE if we should do no relaxing, and |
515 | leave lots of padding. */ | |
516 | COMMON int linkrelax; | |
fecd2382 | 517 | |
7f955c18 KR |
518 | /* TRUE if we should produce a listing. */ |
519 | extern int listing; | |
520 | ||
7f2cb270 | 521 | struct _pseudo_type |
6efd877d | 522 | { |
7f2cb270 | 523 | /* assembler mnemonic, lower case, no '.' */ |
9777b772 | 524 | const char *poc_name; |
7f2cb270 | 525 | /* Do the work */ |
604633ae | 526 | void (*poc_handler) PARAMS ((int)); |
7f2cb270 KR |
527 | /* Value to pass to handler */ |
528 | int poc_val; | |
529 | }; | |
6efd877d | 530 | |
7f2cb270 | 531 | typedef struct _pseudo_type pseudo_typeS; |
fecd2382 | 532 | |
87e48495 KR |
533 | /* Prefer varargs for non-ANSI compiler, since some will barf if the |
534 | ellipsis definition is used with a no-arguments declaration. */ | |
535 | #if defined (HAVE_VARARGS_H) && !defined (__STDC__) | |
536 | #undef HAVE_STDARG_H | |
537 | #endif | |
538 | ||
539 | #if defined (HAVE_STDARG_H) | |
540 | #define USE_STDARG | |
541 | #endif | |
542 | #if !defined (USE_STDARG) && defined (HAVE_VARARGS_H) | |
543 | #define USE_VARARGS | |
544 | #endif | |
fecd2382 | 545 | |
87e48495 | 546 | #ifdef USE_STDARG |
68878ef1 KR |
547 | #if __GNUC__ >= 2 |
548 | /* for use with -Wformat */ | |
7f955c18 | 549 | #define PRINTF_LIKE(FCN) void FCN (const char *format, ...) \ |
68878ef1 | 550 | __attribute__ ((format (printf, 1, 2))) |
a57180ad ILT |
551 | #define PRINTF_WHERE_LIKE(FCN) void FCN (char *file, unsigned int line, \ |
552 | const char *format, ...) \ | |
553 | __attribute__ ((format (printf, 3, 4))) | |
68878ef1 | 554 | #else /* ANSI C with stdarg, but not GNU C */ |
87e48495 KR |
555 | #define PRINTF_LIKE(FCN) void FCN PARAMS ((const char *format, ...)) |
556 | #define PRINTF_WHERE_LIKE(FCN) void FCN PARAMS ((char *file, \ | |
557 | unsigned int line, \ | |
558 | const char *format, ...)) | |
68878ef1 | 559 | #endif |
87e48495 | 560 | #else /* not using stdarg */ |
68878ef1 | 561 | #define PRINTF_LIKE(FCN) void FCN () |
a57180ad | 562 | #define PRINTF_WHERE_LIKE(FCN) void FCN () |
68878ef1 | 563 | #endif |
fecd2382 | 564 | |
68878ef1 KR |
565 | PRINTF_LIKE (as_bad); |
566 | PRINTF_LIKE (as_fatal); | |
567 | PRINTF_LIKE (as_tsktsk); | |
568 | PRINTF_LIKE (as_warn); | |
a57180ad ILT |
569 | PRINTF_WHERE_LIKE (as_bad_where); |
570 | PRINTF_WHERE_LIKE (as_warn_where); | |
d5f41403 | 571 | void as_assert PARAMS ((const char *, int, const char *)); |
9777b772 | 572 | void as_abort PARAMS ((const char *, int, const char *)); |
7f955c18 | 573 | |
b17c891e KR |
574 | void fprint_value PARAMS ((FILE *file, addressT value)); |
575 | void sprint_value PARAMS ((char *buf, addressT value)); | |
fecd2382 | 576 | |
68878ef1 KR |
577 | int had_errors PARAMS ((void)); |
578 | int had_warnings PARAMS ((void)); | |
fecd2382 | 579 | |
604633ae | 580 | void print_version_id PARAMS ((void)); |
7f2cb270 KR |
581 | char *app_push PARAMS ((void)); |
582 | char *atof_ieee PARAMS ((char *str, int what_kind, LITTLENUM_TYPE * words)); | |
583 | char *input_scrub_include_file PARAMS ((char *filename, char *position)); | |
584 | char *input_scrub_new_file PARAMS ((char *filename)); | |
585 | char *input_scrub_next_buffer PARAMS ((char **bufp)); | |
a193acc0 ILT |
586 | PTR xmalloc PARAMS ((unsigned long size)); |
587 | PTR xrealloc PARAMS ((PTR ptr, unsigned long n)); | |
604633ae | 588 | int do_scrub_next_char PARAMS ((int (*get) (void), void (*unget) (int))); |
7f2cb270 KR |
589 | int gen_to_words PARAMS ((LITTLENUM_TYPE * words, int precision, |
590 | long exponent_bits)); | |
591 | int had_err PARAMS ((void)); | |
7f2cb270 KR |
592 | int ignore_input PARAMS ((void)); |
593 | int scrub_from_file PARAMS ((void)); | |
7f2cb270 KR |
594 | int scrub_from_string PARAMS ((void)); |
595 | int seen_at_least_1_file PARAMS ((void)); | |
596 | void app_pop PARAMS ((char *arg)); | |
597 | void as_howmuch PARAMS ((FILE * stream)); | |
a193acc0 | 598 | void as_perror PARAMS ((const char *gripe, const char *filename)); |
7f955c18 | 599 | void as_where PARAMS ((char **namep, unsigned int *linep)); |
7f2cb270 KR |
600 | void bump_line_counters PARAMS ((void)); |
601 | void do_scrub_begin PARAMS ((void)); | |
602 | void input_scrub_begin PARAMS ((void)); | |
603 | void input_scrub_close PARAMS ((void)); | |
604 | void input_scrub_end PARAMS ((void)); | |
7f2cb270 KR |
605 | void new_logical_line PARAMS ((char *fname, int line_number)); |
606 | void scrub_to_file PARAMS ((int ch)); | |
607 | void scrub_to_string PARAMS ((int ch)); | |
68878ef1 | 608 | void subsegs_begin PARAMS ((void)); |
7f2cb270 | 609 | void subseg_change PARAMS ((segT seg, int subseg)); |
b17c891e | 610 | segT subseg_new PARAMS ((const char *name, subsegT subseg)); |
e7501ac7 | 611 | segT subseg_force_new PARAMS ((const char *name, subsegT subseg)); |
68878ef1 | 612 | void subseg_set PARAMS ((segT seg, subsegT subseg)); |
a193acc0 ILT |
613 | #ifdef BFD_ASSEMBLER |
614 | segT subseg_get PARAMS ((const char *, int)); | |
615 | #endif | |
fecd2382 | 616 | |
7f955c18 KR |
617 | struct expressionS; |
618 | struct fix; | |
619 | struct symbol; | |
9777b772 | 620 | struct relax_type; |
7f955c18 KR |
621 | |
622 | #ifdef BFD_ASSEMBLER | |
623 | /* literal.c */ | |
624 | valueT add_to_literal_pool PARAMS ((struct symbol *, valueT, segT, int)); | |
625 | #endif | |
626 | ||
b11fb939 KR |
627 | #include "expr.h" /* Before targ-*.h */ |
628 | ||
a39116f1 | 629 | /* this one starts the chain of target dependant headers */ |
fecd2382 RP |
630 | #include "targ-env.h" |
631 | ||
fecd2382 | 632 | #include "struc-symbol.h" |
fecd2382 | 633 | #include "write.h" |
fecd2382 RP |
634 | #include "frags.h" |
635 | #include "hash.h" | |
636 | #include "read.h" | |
637 | #include "symbols.h" | |
638 | ||
639 | #include "tc.h" | |
640 | #include "obj.h" | |
641 | ||
a7aa7a2b ILT |
642 | #ifdef USE_EMULATIONS |
643 | #include "emul.h" | |
644 | #endif | |
c593cf41 SC |
645 | #include "listing.h" |
646 | ||
9777b772 KR |
647 | #ifndef LOCAL_LABELS_DOLLAR |
648 | #define LOCAL_LABELS_DOLLAR 0 | |
b17c891e | 649 | #endif |
9777b772 KR |
650 | |
651 | #ifndef LOCAL_LABELS_FB | |
652 | #define LOCAL_LABELS_FB 0 | |
b17c891e | 653 | #endif |
b17c891e | 654 | |
7f955c18 KR |
655 | #endif /* GAS */ |
656 | ||
a39116f1 | 657 | /* end of as.h */ |