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b85e4829 AC |
1 | /* The common simulator framework for GDB, the GNU Debugger. |
2 | ||
7b6bb8da JB |
3 | Copyright 2002, 2004, 2007, 2008, 2009, 2010, 2011 |
4 | Free Software Foundation, Inc. | |
b85e4829 AC |
5 | |
6 | Contributed by Andrew Cagney and Red Hat. | |
7 | ||
8 | This file is part of GDB. | |
9 | ||
10 | This program is free software; you can redistribute it and/or modify | |
11 | it under the terms of the GNU General Public License as published by | |
4744ac1b | 12 | the Free Software Foundation; either version 3 of the License, or |
b85e4829 AC |
13 | (at your option) any later version. |
14 | ||
15 | This program is distributed in the hope that it will be useful, | |
16 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | GNU General Public License for more details. | |
19 | ||
20 | You should have received a copy of the GNU General Public License | |
4744ac1b | 21 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
c906108c SS |
22 | |
23 | ||
24 | #ifndef SIM_CONFIG_H | |
25 | #define SIM_CONFIG_H | |
26 | ||
27 | ||
28 | /* Host dependant: | |
29 | ||
30 | The CPP below defines information about the compilation host. In | |
31 | particular it defines the macro's: | |
32 | ||
33 | WITH_HOST_BYTE_ORDER The byte order of the host. Could | |
34 | be any of LITTLE_ENDIAN, BIG_ENDIAN | |
35 | or 0 (unknown). Those macro's also | |
36 | need to be defined. | |
37 | ||
38 | */ | |
39 | ||
40 | ||
41 | /* NetBSD: | |
42 | ||
43 | NetBSD is easy, everything you could ever want is in a header file | |
44 | (well almost :-) */ | |
45 | ||
46 | #if defined(__NetBSD__) | |
47 | # include <machine/endian.h> | |
48 | # if (WITH_HOST_BYTE_ORDER == 0) | |
49 | # undef WITH_HOST_BYTE_ORDER | |
50 | # define WITH_HOST_BYTE_ORDER BYTE_ORDER | |
51 | # endif | |
52 | # if (BYTE_ORDER != WITH_HOST_BYTE_ORDER) | |
53 | # error "host endian incorrectly configured, check config.h" | |
54 | # endif | |
55 | #endif | |
56 | ||
57 | /* Linux is similarly easy. */ | |
58 | ||
59 | #if defined(__linux__) | |
60 | # include <endian.h> | |
61 | # if defined(__LITTLE_ENDIAN) && !defined(LITTLE_ENDIAN) | |
62 | # define LITTLE_ENDIAN __LITTLE_ENDIAN | |
63 | # endif | |
64 | # if defined(__BIG_ENDIAN) && !defined(BIG_ENDIAN) | |
65 | # define BIG_ENDIAN __BIG_ENDIAN | |
66 | # endif | |
67 | # if defined(__BYTE_ORDER) && !defined(BYTE_ORDER) | |
68 | # define BYTE_ORDER __BYTE_ORDER | |
69 | # endif | |
70 | # if (WITH_HOST_BYTE_ORDER == 0) | |
71 | # undef WITH_HOST_BYTE_ORDER | |
72 | # define WITH_HOST_BYTE_ORDER BYTE_ORDER | |
73 | # endif | |
74 | # if (BYTE_ORDER != WITH_HOST_BYTE_ORDER) | |
75 | # error "host endian incorrectly configured, check config.h" | |
76 | # endif | |
77 | #endif | |
78 | ||
79 | /* INSERT HERE - hosts that have available LITTLE_ENDIAN and | |
80 | BIG_ENDIAN macro's */ | |
81 | ||
82 | ||
83 | /* Some hosts don't define LITTLE_ENDIAN or BIG_ENDIAN, help them out */ | |
84 | ||
85 | #ifndef LITTLE_ENDIAN | |
86 | #define LITTLE_ENDIAN 1234 | |
87 | #endif | |
88 | #ifndef BIG_ENDIAN | |
89 | #define BIG_ENDIAN 4321 | |
90 | #endif | |
91 | ||
92 | ||
93 | /* SunOS on SPARC: | |
94 | ||
95 | Big endian last time I looked */ | |
96 | ||
97 | #if defined(sparc) || defined(__sparc__) | |
98 | # if (WITH_HOST_BYTE_ORDER == 0) | |
99 | # undef WITH_HOST_BYTE_ORDER | |
100 | # define WITH_HOST_BYTE_ORDER BIG_ENDIAN | |
101 | # endif | |
102 | # if (WITH_HOST_BYTE_ORDER != BIG_ENDIAN) | |
103 | # error "sun was big endian last time I looked ..." | |
104 | # endif | |
105 | #endif | |
106 | ||
107 | ||
108 | /* Random x86 | |
109 | ||
110 | Little endian last time I looked */ | |
111 | ||
112 | #if defined(i386) || defined(i486) || defined(i586) || defined (i686) || defined(__i386__) || defined(__i486__) || defined(__i586__) || defined (__i686__) | |
113 | # if (WITH_HOST_BYTE_ORDER == 0) | |
114 | # undef WITH_HOST_BYTE_ORDER | |
115 | # define WITH_HOST_BYTE_ORDER LITTLE_ENDIAN | |
116 | # endif | |
117 | # if (WITH_HOST_BYTE_ORDER != LITTLE_ENDIAN) | |
118 | # error "x86 was little endian last time I looked ..." | |
119 | # endif | |
120 | #endif | |
121 | ||
122 | #if (defined (__i486__) || defined (__i586__) || defined (__i686__)) && defined(__GNUC__) && WITH_BSWAP | |
123 | #undef htonl | |
124 | #undef ntohl | |
125 | #define htonl(IN) __extension__ ({ int _out; __asm__ ("bswap %0" : "=r" (_out) : "0" (IN)); _out; }) | |
126 | #define ntohl(IN) __extension__ ({ int _out; __asm__ ("bswap %0" : "=r" (_out) : "0" (IN)); _out; }) | |
127 | #endif | |
128 | ||
129 | /* Power or PowerPC running AIX */ | |
130 | #if defined(_POWER) && defined(_AIX) | |
131 | # if (WITH_HOST_BYTE_ORDER == 0) | |
132 | # undef WITH_HOST_BYTE_ORDER | |
133 | # define WITH_HOST_BYTE_ORDER BIG_ENDIAN | |
134 | # endif | |
135 | # if (WITH_HOST_BYTE_ORDER != BIG_ENDIAN) | |
136 | # error "Power/PowerPC AIX was big endian last time I looked ..." | |
137 | # endif | |
138 | #endif | |
139 | ||
140 | /* Solaris running PowerPC */ | |
141 | #if defined(__PPC) && defined(__sun__) | |
142 | # if (WITH_HOST_BYTE_ORDER == 0) | |
143 | # undef WITH_HOST_BYTE_ORDER | |
144 | # define WITH_HOST_BYTE_ORDER LITTLE_ENDIAN | |
145 | # endif | |
146 | # if (WITH_HOST_BYTE_ORDER != LITTLE_ENDIAN) | |
147 | # error "Solaris on PowerPCs was little endian last time I looked ..." | |
148 | # endif | |
149 | #endif | |
150 | ||
151 | /* HP/PA */ | |
152 | #if defined(__hppa__) | |
153 | # if (WITH_HOST_BYTE_ORDER == 0) | |
154 | # undef WITH_HOST_BYTE_ORDER | |
155 | # define WITH_HOST_BYTE_ORDER BIG_ENDIAN | |
156 | # endif | |
157 | # if (WITH_HOST_BYTE_ORDER != BIG_ENDIAN) | |
158 | # error "HP/PA was big endian last time I looked ..." | |
159 | # endif | |
160 | #endif | |
161 | ||
162 | /* Big endian MIPS */ | |
163 | #if defined(__MIPSEB__) | |
164 | # if (WITH_HOST_BYTE_ORDER == 0) | |
165 | # undef WITH_HOST_BYTE_ORDER | |
166 | # define WITH_HOST_BYTE_ORDER BIG_ENDIAN | |
167 | # endif | |
168 | # if (WITH_HOST_BYTE_ORDER != BIG_ENDIAN) | |
169 | # error "MIPSEB was big endian last time I looked ..." | |
170 | # endif | |
171 | #endif | |
172 | ||
173 | /* Little endian MIPS */ | |
174 | #if defined(__MIPSEL__) | |
175 | # if (WITH_HOST_BYTE_ORDER == 0) | |
176 | # undef WITH_HOST_BYTE_ORDER | |
177 | # define WITH_HOST_BYTE_ORDER LITTLE_ENDIAN | |
178 | # endif | |
179 | # if (WITH_HOST_BYTE_ORDER != LITTLE_ENDIAN) | |
180 | # error "MIPSEL was little endian last time I looked ..." | |
181 | # endif | |
182 | #endif | |
183 | ||
184 | /* Windows NT */ | |
185 | #if defined(__WIN32__) | |
186 | # if (WITH_HOST_BYTE_ORDER == 0) | |
187 | # undef WITH_HOST_BYTE_ORDER | |
188 | # define WITH_HOST_BYTE_ORDER LITTLE_ENDIAN | |
189 | # endif | |
190 | # if (WITH_HOST_BYTE_ORDER != LITTLE_ENDIAN) | |
191 | # error "Windows NT was little endian last time I looked ..." | |
192 | # endif | |
193 | #endif | |
194 | ||
195 | /* Alpha running DEC unix */ | |
196 | #if defined(__osf__) && defined(__alpha__) | |
197 | # if (WITH_HOST_BYTE_ORDER == 0) | |
198 | # undef WITH_HOST_BYTE_ORDER | |
199 | # define WITH_HOST_BYTE_ORDER LITTLE_ENDIAN | |
200 | # endif | |
201 | # if (WITH_HOST_BYTE_ORDER != LITTLE_ENDIAN) | |
202 | # error "AXP running DEC unix was little endian last time I looked ..." | |
203 | # endif | |
204 | #endif | |
205 | ||
206 | ||
207 | /* INSERT HERE - additional hosts that do not have LITTLE_ENDIAN and | |
208 | BIG_ENDIAN definitions available. */ | |
209 | \f | |
210 | /* Until devices and tree properties are sorted out, tell sim-config.c | |
211 | not to call the tree_find_foo fns. */ | |
212 | #define WITH_TREE_PROPERTIES 0 | |
213 | ||
214 | ||
215 | /* endianness of the host/target: | |
216 | ||
217 | If the build process is aware (at compile time) of the endianness | |
218 | of the host/target it is able to eliminate slower generic endian | |
219 | handling code. | |
220 | ||
221 | Possible values are 0 (unknown), LITTLE_ENDIAN, BIG_ENDIAN */ | |
222 | ||
223 | #ifndef WITH_HOST_BYTE_ORDER | |
224 | #define WITH_HOST_BYTE_ORDER 0 /*unknown*/ | |
225 | #endif | |
226 | ||
227 | #ifndef WITH_TARGET_BYTE_ORDER | |
228 | #define WITH_TARGET_BYTE_ORDER 0 /*unknown*/ | |
229 | #endif | |
230 | ||
231 | #ifndef WITH_DEFAULT_TARGET_BYTE_ORDER | |
232 | #define WITH_DEFAULT_TARGET_BYTE_ORDER 0 /* fatal */ | |
233 | #endif | |
234 | ||
235 | extern int current_host_byte_order; | |
236 | #define CURRENT_HOST_BYTE_ORDER (WITH_HOST_BYTE_ORDER \ | |
237 | ? WITH_HOST_BYTE_ORDER \ | |
238 | : current_host_byte_order) | |
239 | extern int current_target_byte_order; | |
240 | #define CURRENT_TARGET_BYTE_ORDER (WITH_TARGET_BYTE_ORDER \ | |
241 | ? WITH_TARGET_BYTE_ORDER \ | |
242 | : current_target_byte_order) | |
243 | ||
244 | ||
245 | ||
246 | /* XOR endian. | |
247 | ||
248 | In addition to the above, the simulator can support the horrible | |
249 | XOR endian mode (as found in the PowerPC and MIPS ISA). See | |
250 | sim-core for more information. | |
251 | ||
252 | If WITH_XOR_ENDIAN is non-zero, it specifies the number of bytes | |
253 | potentially involved in the XOR munge. A typical value is 8. */ | |
254 | ||
255 | #ifndef WITH_XOR_ENDIAN | |
256 | #define WITH_XOR_ENDIAN 0 | |
257 | #endif | |
258 | ||
259 | ||
260 | ||
261 | /* Intel host BSWAP support: | |
262 | ||
263 | Whether to use bswap on the 486 and pentiums rather than the 386 | |
264 | sequence that uses xchgb/rorl/xchgb */ | |
265 | #ifndef WITH_BSWAP | |
266 | #define WITH_BSWAP 0 | |
267 | #endif | |
268 | ||
269 | ||
270 | ||
271 | /* SMP support: | |
272 | ||
273 | Sets a limit on the number of processors that can be simulated. If | |
274 | WITH_SMP is set to zero (0), the simulator is restricted to | |
275 | suporting only one processor (and as a consequence leaves the SMP | |
276 | code out of the build process). | |
277 | ||
278 | The actual number of processors is taken from the device | |
279 | /options/smp@<nr-cpu> */ | |
280 | ||
281 | #if defined (WITH_SMP) && (WITH_SMP > 0) | |
282 | #define MAX_NR_PROCESSORS WITH_SMP | |
283 | #endif | |
284 | ||
285 | #ifndef MAX_NR_PROCESSORS | |
286 | #define MAX_NR_PROCESSORS 1 | |
287 | #endif | |
288 | ||
289 | ||
290 | /* Size of target word, address and OpenFirmware Cell: | |
291 | ||
292 | The target word size is determined by the natural size of its | |
293 | reginsters. | |
294 | ||
295 | On most hosts, the address and cell are the same size as a target | |
296 | word. */ | |
297 | ||
298 | #ifndef WITH_TARGET_WORD_BITSIZE | |
299 | #define WITH_TARGET_WORD_BITSIZE 32 | |
300 | #endif | |
301 | ||
302 | #ifndef WITH_TARGET_ADDRESS_BITSIZE | |
303 | #define WITH_TARGET_ADDRESS_BITSIZE WITH_TARGET_WORD_BITSIZE | |
304 | #endif | |
305 | ||
306 | #ifndef WITH_TARGET_CELL_BITSIZE | |
307 | #define WITH_TARGET_CELL_BITSIZE WITH_TARGET_WORD_BITSIZE | |
308 | #endif | |
309 | ||
310 | #ifndef WITH_TARGET_FLOATING_POINT_BITSIZE | |
311 | #define WITH_TARGET_FLOATING_POINT_BITSIZE 64 | |
312 | #endif | |
313 | ||
314 | ||
315 | ||
316 | /* Most significant bit of target: | |
317 | ||
318 | Set this according to your target's bit numbering convention. For | |
319 | the PowerPC it is zero, for many other targets it is 31 or 63. | |
320 | ||
321 | For targets that can both have either 32 or 64 bit words and number | |
322 | MSB as 31, 63. Define this to be (WITH_TARGET_WORD_BITSIZE - 1) */ | |
323 | ||
324 | #ifndef WITH_TARGET_WORD_MSB | |
325 | #define WITH_TARGET_WORD_MSB 0 | |
326 | #endif | |
327 | ||
328 | ||
329 | ||
330 | /* Program environment: | |
331 | ||
332 | Three environments are available - UEA (user), VEA (virtual) and | |
333 | OEA (perating). The former two are environment that users would | |
334 | expect to see (VEA includes things like coherency and the time | |
335 | base) while OEA is what an operating system expects to see. By | |
336 | setting these to specific values, the build process is able to | |
337 | eliminate non relevent environment code. | |
338 | ||
339 | STATE_ENVIRONMENT(sd) specifies which of vea or oea is required for | |
340 | the current runtime. | |
341 | ||
342 | ALL_ENVIRONMENT is used during configuration as a value for | |
343 | WITH_ENVIRONMENT to indicate the choice is runtime selectable. | |
344 | The default is then USER_ENVIRONMENT [since allowing the user to choose | |
345 | the default at configure time seems like featuritis and since people using | |
346 | OPERATING_ENVIRONMENT have more to worry about than selecting the | |
347 | default]. | |
348 | ALL_ENVIRONMENT is also used to set STATE_ENVIRONMENT to the | |
349 | "uninitialized" state. */ | |
350 | ||
351 | enum sim_environment { | |
352 | ALL_ENVIRONMENT, | |
353 | USER_ENVIRONMENT, | |
354 | VIRTUAL_ENVIRONMENT, | |
355 | OPERATING_ENVIRONMENT | |
356 | }; | |
357 | ||
358 | /* If the simulator specified SIM_AC_OPTION_ENVIRONMENT, indicate so. */ | |
359 | #ifdef WITH_ENVIRONMENT | |
360 | #define SIM_HAVE_ENVIRONMENT | |
361 | #endif | |
362 | ||
363 | /* If the simulator doesn't specify SIM_AC_OPTION_ENVIRONMENT in its | |
364 | configure.in, the only supported environment is the user environment. */ | |
365 | #ifndef WITH_ENVIRONMENT | |
366 | #define WITH_ENVIRONMENT USER_ENVIRONMENT | |
367 | #endif | |
368 | ||
369 | #define DEFAULT_ENVIRONMENT (WITH_ENVIRONMENT != ALL_ENVIRONMENT \ | |
370 | ? WITH_ENVIRONMENT \ | |
371 | : USER_ENVIRONMENT) | |
372 | ||
027e2a04 HPN |
373 | /* To be prepended to simulator calls with absolute file paths and |
374 | chdir:ed at startup. */ | |
375 | extern char *simulator_sysroot; | |
c906108c SS |
376 | |
377 | /* Callback & Modulo Memory. | |
378 | ||
379 | Core includes a builtin memory type (raw_memory) that is | |
380 | implemented using an array. raw_memory does not require any | |
381 | additional functions etc. | |
382 | ||
383 | Callback memory is where the core calls a core device for the data | |
384 | it requires. Callback memory can be layered using priorities. | |
385 | ||
386 | Modulo memory is a variation on raw_memory where ADDRESS & (MODULO | |
387 | - 1) is used as the index into the memory array. | |
388 | ||
389 | The OEA model uses callback memory for devices. | |
390 | ||
391 | The VEA model uses callback memory to capture `page faults'. | |
392 | ||
393 | BTW, while raw_memory could have been implemented as a callback, | |
394 | profiling has shown that there is a biger win (at least for the | |
395 | x86) in eliminating a function call for the most common | |
396 | (raw_memory) case. */ | |
397 | ||
398 | #ifndef WITH_CALLBACK_MEMORY | |
399 | #define WITH_CALLBACK_MEMORY 1 | |
400 | #endif | |
401 | ||
402 | #ifndef WITH_MODULO_MEMORY | |
403 | #define WITH_MODULO_MEMORY 0 | |
404 | #endif | |
405 | ||
406 | ||
407 | ||
408 | /* Alignment: | |
409 | ||
410 | A processor architecture may or may not handle miss aligned | |
411 | transfers. | |
412 | ||
413 | As alternatives: both little and big endian modes take an exception | |
414 | (STRICT_ALIGNMENT); big and little endian models handle mis aligned | |
415 | transfers (NONSTRICT_ALIGNMENT); or the address is forced into | |
416 | alignment using a mask (FORCED_ALIGNMENT). | |
417 | ||
418 | Mixed alignment should be specified when the simulator needs to be | |
419 | able to change the alignment requirements on the fly (eg for | |
420 | bi-endian support). */ | |
421 | ||
422 | enum sim_alignments { | |
423 | MIXED_ALIGNMENT, | |
424 | NONSTRICT_ALIGNMENT, | |
425 | STRICT_ALIGNMENT, | |
426 | FORCED_ALIGNMENT, | |
427 | }; | |
428 | ||
429 | extern enum sim_alignments current_alignment; | |
430 | ||
431 | #if !defined (WITH_ALIGNMENT) | |
432 | #define WITH_ALIGNMENT 0 | |
433 | #endif | |
434 | ||
435 | #if !defined (WITH_DEFAULT_ALIGNMENT) | |
436 | #define WITH_DEFAULT_ALIGNMENT 0 /* fatal */ | |
437 | #endif | |
438 | ||
439 | ||
440 | ||
441 | ||
442 | #define CURRENT_ALIGNMENT (WITH_ALIGNMENT \ | |
443 | ? WITH_ALIGNMENT \ | |
444 | : current_alignment) | |
445 | ||
446 | ||
447 | ||
448 | /* Floating point suport: | |
449 | ||
450 | Should the processor trap for all floating point instructions (as | |
451 | if the hardware wasn't implemented) or implement the floating point | |
452 | instructions directly. */ | |
453 | ||
454 | #if defined (WITH_FLOATING_POINT) | |
455 | ||
456 | #define SOFT_FLOATING_POINT 1 | |
457 | #define HARD_FLOATING_POINT 2 | |
458 | ||
459 | extern int current_floating_point; | |
460 | #define CURRENT_FLOATING_POINT (WITH_FLOATING_POINT \ | |
461 | ? WITH_FLOATING_POINT \ | |
462 | : current_floating_point) | |
463 | ||
464 | #endif | |
465 | ||
466 | ||
467 | ||
468 | /* Engine module. | |
469 | ||
470 | Use the common start/stop/restart framework (sim-engine). | |
471 | Simulators using the other modules but not the engine should define | |
472 | WITH_ENGINE=0. */ | |
473 | ||
474 | #ifndef WITH_ENGINE | |
475 | #define WITH_ENGINE 1 | |
476 | #endif | |
477 | ||
478 | ||
479 | ||
480 | /* Debugging: | |
481 | ||
482 | Control the inclusion of debugging code. | |
483 | Debugging is only turned on in rare circumstances [say during development] | |
484 | and is not intended to be turned on otherwise. */ | |
485 | ||
486 | #ifndef WITH_DEBUG | |
487 | #define WITH_DEBUG 0 | |
488 | #endif | |
489 | ||
490 | /* Include the tracing code. Disabling this eliminates all tracing | |
491 | code */ | |
492 | ||
493 | #ifndef WITH_TRACE | |
494 | #define WITH_TRACE (-1) | |
495 | #endif | |
496 | ||
497 | /* Include the profiling code. Disabling this eliminates all profiling | |
498 | code. */ | |
499 | ||
500 | #ifndef WITH_PROFILE | |
501 | #define WITH_PROFILE (-1) | |
502 | #endif | |
503 | ||
504 | ||
505 | /* include code that checks assertions scattered through out the | |
506 | program */ | |
507 | ||
508 | #ifndef WITH_ASSERT | |
509 | #define WITH_ASSERT 1 | |
510 | #endif | |
511 | ||
512 | ||
513 | /* Whether to check instructions for reserved bits being set */ | |
514 | ||
515 | /* #define WITH_RESERVED_BITS 1 */ | |
516 | ||
517 | ||
518 | ||
519 | /* include monitoring code */ | |
520 | ||
521 | #define MONITOR_INSTRUCTION_ISSUE 1 | |
522 | #define MONITOR_LOAD_STORE_UNIT 2 | |
523 | /* do not define WITH_MON by default */ | |
524 | #define DEFAULT_WITH_MON (MONITOR_LOAD_STORE_UNIT \ | |
525 | | MONITOR_INSTRUCTION_ISSUE) | |
526 | ||
527 | ||
528 | /* Current CPU model (models are in the generated models.h include file) */ | |
529 | #ifndef WITH_MODEL | |
530 | #define WITH_MODEL 0 | |
531 | #endif | |
532 | ||
533 | #define CURRENT_MODEL (WITH_MODEL \ | |
534 | ? WITH_MODEL \ | |
535 | : current_model) | |
536 | ||
537 | #ifndef WITH_DEFAULT_MODEL | |
538 | #define WITH_DEFAULT_MODEL DEFAULT_MODEL | |
539 | #endif | |
540 | ||
541 | #define MODEL_ISSUE_IGNORE (-1) | |
542 | #define MODEL_ISSUE_PROCESS 1 | |
543 | ||
544 | #ifndef WITH_MODEL_ISSUE | |
545 | #define WITH_MODEL_ISSUE 0 | |
546 | #endif | |
547 | ||
548 | extern int current_model_issue; | |
549 | #define CURRENT_MODEL_ISSUE (WITH_MODEL_ISSUE \ | |
550 | ? WITH_MODEL_ISSUE \ | |
551 | : current_model_issue) | |
552 | ||
553 | ||
554 | ||
555 | /* Whether or not input/output just uses stdio, or uses printf_filtered for | |
556 | output, and polling input for input. */ | |
557 | ||
558 | #define DONT_USE_STDIO 2 | |
559 | #define DO_USE_STDIO 1 | |
560 | ||
561 | #ifndef WITH_STDIO | |
562 | #define WITH_STDIO 0 | |
563 | #endif | |
564 | ||
565 | extern int current_stdio; | |
566 | #define CURRENT_STDIO (WITH_STDIO \ | |
567 | ? WITH_STDIO \ | |
568 | : current_stdio) | |
569 | ||
570 | ||
571 | ||
572 | /* Specify that configured calls pass parameters in registers when the | |
573 | convention is that they are placed on the stack */ | |
574 | ||
575 | #ifndef WITH_REGPARM | |
576 | #define WITH_REGPARM 0 | |
577 | #endif | |
578 | ||
579 | /* Specify that configured calls use an alternative calling mechanism */ | |
580 | ||
581 | #ifndef WITH_STDCALL | |
582 | #define WITH_STDCALL 0 | |
583 | #endif | |
584 | ||
585 | ||
586 | /* Set the default state configuration, before parsing argv. */ | |
587 | ||
588 | extern void sim_config_default (SIM_DESC sd); | |
589 | ||
590 | /* Complete and verify the simulator configuration. */ | |
591 | ||
592 | extern SIM_RC sim_config (SIM_DESC sd); | |
593 | ||
594 | /* Print the simulator configuration. */ | |
595 | ||
596 | extern void print_sim_config (SIM_DESC sd); | |
597 | ||
598 | ||
599 | #endif |