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154e4a0a | 1 | /* This is a software fixed-point library. |
99dee823 | 2 | Copyright (C) 2007-2021 Free Software Foundation, Inc. |
154e4a0a CF |
3 | |
4 | This file is part of GCC. | |
5 | ||
6 | GCC is free software; you can redistribute it and/or modify it under | |
7 | the terms of the GNU General Public License as published by the Free | |
748086b7 | 8 | Software Foundation; either version 3, or (at your option) any later |
154e4a0a CF |
9 | version. |
10 | ||
154e4a0a CF |
11 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
12 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
14 | for more details. | |
15 | ||
748086b7 JJ |
16 | Under Section 7 of GPL version 3, you are granted additional |
17 | permissions described in the GCC Runtime Library Exception, version | |
18 | 3.1, as published by the Free Software Foundation. | |
19 | ||
20 | You should have received a copy of the GNU General Public License and | |
21 | a copy of the GCC Runtime Library Exception along with this program; | |
22 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
23 | <http://www.gnu.org/licenses/>. */ | |
154e4a0a CF |
24 | |
25 | #ifndef _FIXED_BIT_H | |
26 | #define _FIXED_BIT_H | |
27 | ||
247eb06f JB |
28 | #ifdef LIBGCC2_GNU_PREFIX |
29 | #define LIBGCC2_FIXEDBIT_GNU_PREFIX | |
30 | #endif | |
31 | ||
154e4a0a CF |
32 | /* To use this file we need to define one of the following: |
33 | QQ_MODE, UQQ_MODE, HQ_MODE, UHQ_MODE, SQ_MODE, USQ_MODE, DQ_MODE, UDQ_MODE, | |
34 | TQ_MODE, UTQ_MODE, HA_MODE, UHA_MODE, SA_MODE, USA_MODE, DA_MODE, UDA_MODE, | |
35 | TA_MODE, UTA_MODE. | |
36 | Then, all operators for this machine mode will be created. | |
37 | ||
38 | Or, we need to define FROM_* TO_* for conversions from one mode to another | |
39 | mode. The mode could be one of the following: | |
40 | Fract: QQ, UQQ, HQ, UHQ, SQ, USQ, DQ, UDQ, TQ, UTQ | |
41 | Accum: HA, UHA, SA, USA, DA, UDA, TA, UTA | |
42 | Signed integer: QI, HI, SI, DI, TI | |
43 | Unsigned integer: UQI, UHI, USI, UDI, UTI | |
44 | Floating-point: SF, DF | |
45 | Ex: If we define FROM_QQ and TO_SI, the conversion from QQ to SI is | |
46 | generated. */ | |
47 | ||
8cc4b7a2 JM |
48 | #ifdef __LIBGCC_HAS_SF_MODE__ |
49 | #define LIBGCC2_HAS_SF_MODE 1 | |
50 | #else | |
51 | #define LIBGCC2_HAS_SF_MODE 0 | |
154e4a0a CF |
52 | #endif |
53 | ||
8cc4b7a2 JM |
54 | #ifdef __LIBGCC_HAS_DF_MODE__ |
55 | #define LIBGCC2_HAS_DF_MODE 1 | |
56 | #else | |
57 | #define LIBGCC2_HAS_DF_MODE 0 | |
154e4a0a CF |
58 | #endif |
59 | ||
60 | typedef int QItype __attribute__ ((mode (QI))); | |
61 | typedef unsigned int UQItype __attribute__ ((mode (QI))); | |
62 | typedef int HItype __attribute__ ((mode (HI))); | |
63 | typedef unsigned int UHItype __attribute__ ((mode (HI))); | |
64 | typedef _Fract QQtype __attribute__ ((mode (QQ))); | |
65 | typedef unsigned _Fract UQQtype __attribute__ ((mode (UQQ))); | |
66 | typedef _Fract HQtype __attribute__ ((mode (HQ))); | |
67 | typedef unsigned _Fract UHQtype __attribute__ ((mode (UHQ))); | |
68 | typedef _Fract HAtype __attribute__ ((mode (HA))); | |
69 | typedef unsigned _Fract UHAtype __attribute__ ((mode (UHA))); | |
70 | #define HAVE_QQ 1 | |
71 | #define HAVE_UQQ 1 | |
72 | #define HAVE_HQ 1 | |
73 | #define HAVE_UHQ 1 | |
74 | #define HAVE_HA 1 | |
75 | #define HAVE_UHA 1 | |
76 | #define HAVE_QI 1 | |
77 | #define HAVE_UQI 1 | |
78 | #define HAVE_HI 1 | |
79 | #define HAVE_UHI 1 | |
80 | #if MIN_UNITS_PER_WORD > 1 | |
81 | /* These typedefs are usually forbidden on dsp's with UNITS_PER_WORD 1. */ | |
82 | typedef int SItype __attribute__ ((mode (SI))); | |
83 | typedef unsigned int USItype __attribute__ ((mode (SI))); | |
84 | typedef _Fract SQtype __attribute__ ((mode (SQ))); | |
85 | typedef unsigned _Fract USQtype __attribute__ ((mode (USQ))); | |
86 | typedef _Fract SAtype __attribute__ ((mode (SA))); | |
87 | typedef unsigned _Fract USAtype __attribute__ ((mode (USA))); | |
88 | #define HAVE_SQ 1 | |
89 | #define HAVE_USQ 1 | |
90 | #define HAVE_SA 1 | |
91 | #define HAVE_USA 1 | |
92 | #define HAVE_SI 1 | |
93 | #define HAVE_USI 1 | |
94 | #if LONG_LONG_TYPE_SIZE > 32 | |
95 | /* These typedefs are usually forbidden on archs with UNITS_PER_WORD 2. */ | |
96 | typedef int DItype __attribute__ ((mode (DI))); | |
97 | typedef unsigned int UDItype __attribute__ ((mode (DI))); | |
98 | typedef _Fract DQtype __attribute__ ((mode (DQ))); | |
99 | typedef unsigned _Fract UDQtype __attribute__ ((mode (UDQ))); | |
100 | typedef _Fract DAtype __attribute__ ((mode (DA))); | |
101 | typedef unsigned _Fract UDAtype __attribute__ ((mode (UDA))); | |
102 | #define HAVE_DQ 1 | |
103 | #define HAVE_UDQ 1 | |
104 | #define HAVE_DA 1 | |
105 | #define HAVE_UDA 1 | |
106 | #define HAVE_DI 1 | |
107 | #define HAVE_UDI 1 | |
108 | #if MIN_UNITS_PER_WORD > 4 | |
109 | /* These typedefs are usually forbidden on archs with UNITS_PER_WORD 4. */ | |
110 | typedef int TItype __attribute__ ((mode (TI))); | |
111 | typedef unsigned int UTItype __attribute__ ((mode (TI))); | |
112 | typedef _Fract TQtype __attribute__ ((mode (TQ))); | |
113 | typedef unsigned _Fract UTQtype __attribute__ ((mode (UTQ))); | |
114 | typedef _Fract TAtype __attribute__ ((mode (TA))); | |
115 | typedef unsigned _Fract UTAtype __attribute__ ((mode (UTA))); | |
116 | #define HAVE_TQ 1 | |
117 | #define HAVE_UTQ 1 | |
118 | #define HAVE_TA 1 | |
119 | #define HAVE_UTA 1 | |
120 | #define HAVE_TI 1 | |
121 | #define HAVE_UTI 1 | |
122 | #endif | |
123 | #endif | |
124 | #endif | |
125 | ||
126 | #if LIBGCC2_HAS_SF_MODE | |
127 | typedef float SFtype __attribute__ ((mode (SF))); | |
128 | #define HAVE_SF 1 | |
129 | #endif | |
130 | #if LIBGCC2_HAS_DF_MODE | |
131 | typedef float DFtype __attribute__ ((mode (DF))); | |
132 | #define HAVE_DF 1 | |
133 | #endif | |
134 | ||
135 | typedef int word_type __attribute__ ((mode (__word__))); | |
136 | ||
137 | /* Based on modes, we create many defines. */ | |
138 | ||
139 | #if defined (QQ_MODE) && (HAVE_QQ == 1) | |
140 | #define FIXED_SIZE 1 /* in bytes. */ | |
141 | #define INT_C_TYPE QItype | |
142 | #define UINT_C_TYPE UQItype | |
143 | #define DINT_C_TYPE HItype | |
144 | #define DUINT_C_TYPE UHItype | |
145 | #define MODE_NAME QQ | |
146 | #define MODE_NAME_S qq | |
147 | #define MODE_UNSIGNED 0 | |
148 | #endif | |
149 | ||
150 | #if defined (UQQ_MODE) && (HAVE_UQQ == 1) | |
151 | #define FIXED_SIZE 1 /* in bytes. */ | |
152 | #define INT_C_TYPE UQItype | |
153 | #define UINT_C_TYPE UQItype | |
154 | #define DINT_C_TYPE UHItype | |
155 | #define DUINT_C_TYPE UHItype | |
156 | #define MODE_NAME UQQ | |
157 | #define MODE_NAME_S uqq | |
158 | #define MODE_UNSIGNED 1 | |
159 | #endif | |
160 | ||
161 | #if defined (HQ_MODE) && (HAVE_HQ == 1) | |
162 | #define FIXED_SIZE 2 /* in bytes. */ | |
163 | #define INT_C_TYPE HItype | |
164 | #define UINT_C_TYPE UHItype | |
165 | ||
166 | #if HAVE_SI == 1 | |
167 | #define DINT_C_TYPE SItype | |
168 | #define DUINT_C_TYPE USItype | |
169 | #else | |
170 | #define HINT_C_TYPE QItype | |
171 | #define HUINT_C_TYPE UQItype | |
172 | #endif | |
173 | ||
174 | #define MODE_NAME HQ | |
175 | #define MODE_NAME_S hq | |
176 | #define MODE_UNSIGNED 0 | |
177 | #endif | |
178 | ||
179 | #if defined (UHQ_MODE) && (HAVE_UHQ == 1) | |
180 | #define FIXED_SIZE 2 /* in bytes. */ | |
181 | #define INT_C_TYPE UHItype | |
182 | #define UINT_C_TYPE UHItype | |
183 | ||
184 | #if HAVE_SI == 1 | |
185 | #define DINT_C_TYPE USItype | |
186 | #define DUINT_C_TYPE USItype | |
187 | #else | |
188 | #define HINT_C_TYPE UQItype | |
189 | #define HUINT_C_TYPE UQItype | |
190 | #endif | |
191 | ||
192 | #define MODE_NAME UHQ | |
193 | #define MODE_NAME_S uhq | |
194 | #define MODE_UNSIGNED 1 | |
195 | #endif | |
196 | ||
197 | #if defined (SQ_MODE) && (HAVE_SQ == 1) | |
198 | #define FIXED_SIZE 4 /* in bytes. */ | |
199 | #define INT_C_TYPE SItype | |
200 | #define UINT_C_TYPE USItype | |
201 | ||
202 | #if HAVE_DI == 1 | |
203 | #define DINT_C_TYPE DItype | |
204 | #define DUINT_C_TYPE UDItype | |
205 | #else | |
206 | #define HINT_C_TYPE HItype | |
207 | #define HUINT_C_TYPE UHItype | |
208 | #endif | |
209 | ||
210 | #define MODE_NAME SQ | |
211 | #define MODE_NAME_S sq | |
212 | #define MODE_UNSIGNED 0 | |
213 | #endif | |
214 | ||
215 | #if defined (USQ_MODE) && (HAVE_USQ == 1) | |
216 | #define FIXED_SIZE 4 /* in bytes. */ | |
217 | #define INT_C_TYPE USItype | |
218 | #define UINT_C_TYPE USItype | |
219 | ||
220 | #if HAVE_DI == 1 | |
221 | #define DINT_C_TYPE UDItype | |
222 | #define DUINT_C_TYPE UDItype | |
223 | #else | |
224 | #define HINT_C_TYPE UHItype | |
225 | #define HUINT_C_TYPE UHItype | |
226 | #endif | |
227 | ||
228 | #define MODE_NAME USQ | |
229 | #define MODE_NAME_S usq | |
230 | #define MODE_UNSIGNED 1 | |
231 | #endif | |
232 | ||
233 | #if defined (DQ_MODE) && (HAVE_DQ == 1) | |
234 | #define FIXED_SIZE 8 /* in bytes. */ | |
235 | #define INT_C_TYPE DItype | |
236 | #define UINT_C_TYPE UDItype | |
237 | ||
238 | #if HAVE_TI == 1 | |
239 | #define DINT_C_TYPE TItype | |
240 | #define DUINT_C_TYPE UTItype | |
241 | #else | |
242 | #define HINT_C_TYPE SItype | |
243 | #define HUINT_C_TYPE USItype | |
244 | #endif | |
245 | ||
246 | #define MODE_NAME DQ | |
247 | #define MODE_NAME_S dq | |
248 | #define MODE_UNSIGNED 0 | |
249 | #endif | |
250 | ||
251 | #if defined (UDQ_MODE) && (HAVE_UDQ == 1) | |
252 | #define FIXED_SIZE 8 /* in bytes. */ | |
253 | #define INT_C_TYPE UDItype | |
254 | #define UINT_C_TYPE UDItype | |
255 | ||
256 | #if HAVE_TI == 1 | |
257 | #define DINT_C_TYPE UTItype | |
258 | #define DUINT_C_TYPE UTItype | |
259 | #else | |
260 | #define HINT_C_TYPE USItype | |
261 | #define HUINT_C_TYPE USItype | |
262 | #endif | |
263 | ||
264 | #define MODE_NAME UDQ | |
265 | #define MODE_NAME_S udq | |
266 | #define MODE_UNSIGNED 1 | |
267 | #endif | |
268 | ||
269 | #if defined (TQ_MODE) && (HAVE_TQ == 1) | |
270 | #define FIXED_SIZE 16 /* in bytes. */ | |
271 | #define INT_C_TYPE TItype | |
272 | #define UINT_C_TYPE UTItype | |
273 | #define HINT_C_TYPE DItype | |
274 | #define HUINT_C_TYPE UDItype | |
275 | #define MODE_NAME TQ | |
276 | #define MODE_NAME_S tq | |
277 | #define MODE_UNSIGNED 0 | |
278 | #endif | |
279 | ||
280 | #if defined (UTQ_MODE) && (HAVE_UTQ == 1) | |
281 | #define FIXED_SIZE 16 /* in bytes. */ | |
282 | #define INT_C_TYPE UTItype | |
283 | #define UINT_C_TYPE UTItype | |
284 | #define HINT_C_TYPE UDItype | |
285 | #define HUINT_C_TYPE UDItype | |
286 | #define MODE_NAME UTQ | |
287 | #define MODE_NAME_S utq | |
288 | #define MODE_UNSIGNED 1 | |
289 | #endif | |
290 | ||
291 | #if defined (HA_MODE) && (HAVE_HA == 1) | |
292 | #define FIXED_SIZE 2 /* in bytes. */ | |
293 | #define INT_C_TYPE HItype | |
294 | #define UINT_C_TYPE UHItype | |
295 | ||
296 | #if HAVE_SI == 1 | |
297 | #define DINT_C_TYPE SItype | |
298 | #define DUINT_C_TYPE USItype | |
299 | #else | |
300 | #define HINT_C_TYPE QItype | |
301 | #define HUINT_C_TYPE UQItype | |
302 | #endif | |
303 | ||
304 | #define MODE_NAME HA | |
305 | #define MODE_NAME_S ha | |
306 | #define MODE_UNSIGNED 0 | |
307 | #endif | |
308 | ||
309 | #if defined (UHA_MODE) && (HAVE_UHA == 1) | |
310 | #define FIXED_SIZE 2 /* in bytes. */ | |
311 | #define INT_C_TYPE UHItype | |
312 | #define UINT_C_TYPE UHItype | |
313 | ||
314 | #if HAVE_SI == 1 | |
315 | #define DINT_C_TYPE USItype | |
316 | #define DUINT_C_TYPE USItype | |
317 | #else | |
318 | #define HINT_C_TYPE UQItype | |
319 | #define HUINT_C_TYPE UQItype | |
320 | #endif | |
321 | ||
322 | #define MODE_NAME UHA | |
323 | #define MODE_NAME_S uha | |
324 | #define MODE_UNSIGNED 1 | |
325 | #endif | |
326 | ||
327 | #if defined (SA_MODE) && (HAVE_SA == 1) | |
328 | #define FIXED_SIZE 4 /* in bytes. */ | |
329 | #define INT_C_TYPE SItype | |
330 | #define UINT_C_TYPE USItype | |
331 | ||
332 | #if HAVE_DI == 1 | |
333 | #define DINT_C_TYPE DItype | |
334 | #define DUINT_C_TYPE UDItype | |
335 | #else | |
336 | #define HINT_C_TYPE HItype | |
337 | #define HUINT_C_TYPE UHItype | |
338 | #endif | |
339 | ||
340 | #define MODE_NAME SA | |
341 | #define MODE_NAME_S sa | |
342 | #define MODE_UNSIGNED 0 | |
343 | #endif | |
344 | ||
345 | #if defined (USA_MODE) && (HAVE_USA == 1) | |
346 | #define FIXED_SIZE 4 /* in bytes. */ | |
347 | #define INT_C_TYPE USItype | |
348 | #define UINT_C_TYPE USItype | |
349 | ||
350 | #if HAVE_DI == 1 | |
351 | #define DINT_C_TYPE UDItype | |
352 | #define DUINT_C_TYPE UDItype | |
353 | #else | |
354 | #define HINT_C_TYPE UHItype | |
355 | #define HUINT_C_TYPE UHItype | |
356 | #endif | |
357 | ||
358 | #define MODE_NAME USA | |
359 | #define MODE_NAME_S usa | |
360 | #define MODE_UNSIGNED 1 | |
361 | #endif | |
362 | ||
363 | #if defined (DA_MODE) && (HAVE_DA == 1) | |
364 | #define FIXED_SIZE 8 /* in bytes. */ | |
365 | #define INT_C_TYPE DItype | |
366 | #define UINT_C_TYPE UDItype | |
367 | ||
368 | #if HAVE_TI == 1 | |
369 | #define DINT_C_TYPE TItype | |
370 | #define DUINT_C_TYPE UTItype | |
371 | #else | |
372 | #define HINT_C_TYPE SItype | |
373 | #define HUINT_C_TYPE USItype | |
374 | #endif | |
375 | ||
376 | #define MODE_NAME DA | |
377 | #define MODE_NAME_S da | |
378 | #define MODE_UNSIGNED 0 | |
379 | #endif | |
380 | ||
381 | #if defined (UDA_MODE) && (HAVE_UDA == 1) | |
382 | #define FIXED_SIZE 8 /* in bytes. */ | |
383 | #define INT_C_TYPE UDItype | |
384 | #define UINT_C_TYPE UDItype | |
385 | ||
386 | #if HAVE_TI == 1 | |
387 | #define DINT_C_TYPE UTItype | |
388 | #define DUINT_C_TYPE UTItype | |
389 | #else | |
390 | #define HINT_C_TYPE USItype | |
391 | #define HUINT_C_TYPE USItype | |
392 | #endif | |
393 | ||
394 | #define MODE_NAME UDA | |
395 | #define MODE_NAME_S uda | |
396 | #define MODE_UNSIGNED 1 | |
397 | #endif | |
398 | ||
399 | #if defined (TA_MODE) && (HAVE_TA == 1) | |
400 | #define FIXED_SIZE 16 /* in bytes. */ | |
401 | #define INT_C_TYPE TItype | |
402 | #define UINT_C_TYPE UTItype | |
403 | #define HINT_C_TYPE DItype | |
404 | #define HUINT_C_TYPE UDItype | |
405 | #define MODE_NAME TA | |
406 | #define MODE_NAME_S ta | |
407 | #define MODE_UNSIGNED 0 | |
408 | #endif | |
409 | ||
410 | #if defined (UTA_MODE) && (HAVE_UTA == 1) | |
411 | #define FIXED_SIZE 16 /* in bytes. */ | |
412 | #define INT_C_TYPE UTItype | |
413 | #define UINT_C_TYPE UTItype | |
414 | #define HINT_C_TYPE UDItype | |
415 | #define HUINT_C_TYPE UDItype | |
416 | #define MODE_NAME UTA | |
417 | #define MODE_NAME_S uta | |
418 | #define MODE_UNSIGNED 1 | |
419 | #endif | |
420 | ||
421 | /* The following defines are based on the previous defines. */ | |
422 | ||
423 | #if defined (HINT_C_TYPE) | |
18ed6ee4 | 424 | #if __BYTE_ORDER__ != __ORDER_LITTLE_ENDIAN__ |
154e4a0a CF |
425 | struct INTstruct {HINT_C_TYPE high, low;}; |
426 | #else | |
427 | struct INTstruct {HINT_C_TYPE low, high;}; | |
428 | #endif | |
429 | ||
430 | typedef union | |
431 | { | |
432 | struct INTstruct s; | |
433 | INT_C_TYPE ll; | |
434 | } INTunion; | |
435 | #endif | |
436 | ||
a153644f | 437 | #define FIXED_WIDTH (FIXED_SIZE * __CHAR_BIT__) /* in bits. */ |
154e4a0a CF |
438 | #define FIXED_C_TYPE1(NAME) NAME ## type |
439 | #define FIXED_C_TYPE2(NAME) FIXED_C_TYPE1(NAME) | |
440 | #define FIXED_C_TYPE FIXED_C_TYPE2(MODE_NAME) | |
441 | #define FBITS1(NAME) __ ## NAME ## _FBIT__ | |
442 | #define FBITS2(NAME) FBITS1(NAME) | |
443 | #define FBITS FBITS2(MODE_NAME) | |
444 | #define IBITS1(NAME) __ ## NAME ## _IBIT__ | |
445 | #define IBITS2(NAME) IBITS1(NAME) | |
446 | #define IBITS IBITS2(MODE_NAME) | |
447 | #define I_F_BITS (FBITS + IBITS) | |
448 | ||
247eb06f | 449 | #ifdef LIBGCC2_FIXEDBIT_GNU_PREFIX |
cdbf4541 BS |
450 | #define FIXED_OP(OP,MODE,NUM) __gnu_ ## OP ## MODE ## NUM |
451 | #else | |
452 | #define FIXED_OP(OP,MODE,NUM) __ ## OP ## MODE ## NUM | |
453 | #endif | |
454 | ||
455 | #define FIXED_SATURATE1_TEMP(NAME) FIXED_OP(saturate1,NAME,) | |
456 | #define FIXED_SATURATE2_TEMP(NAME) FIXED_OP(saturate2,NAME,) | |
457 | #define FIXED_MULHELPER_TEMP(NAME) FIXED_OP(mulhelper,NAME,) | |
458 | #define FIXED_DIVHELPER_TEMP(NAME) FIXED_OP(divhelper,NAME,) | |
459 | #define FIXED_ASHLHELPER_TEMP(NAME) FIXED_OP(ashlhelper,NAME,) | |
460 | #define FIXED_ADD_TEMP(NAME) FIXED_OP(add,NAME,3) | |
461 | #define FIXED_SSADD_TEMP(NAME) FIXED_OP(ssadd,NAME,3) | |
462 | #define FIXED_USADD_TEMP(NAME) FIXED_OP(usadd,NAME,3) | |
463 | #define FIXED_SUB_TEMP(NAME) FIXED_OP(sub,NAME,3) | |
464 | #define FIXED_SSSUB_TEMP(NAME) FIXED_OP(sssub,NAME,3) | |
465 | #define FIXED_USSUB_TEMP(NAME) FIXED_OP(ussub,NAME,3) | |
466 | #define FIXED_MUL_TEMP(NAME) FIXED_OP(mul,NAME,3) | |
467 | #define FIXED_SSMUL_TEMP(NAME) FIXED_OP(ssmul,NAME,3) | |
468 | #define FIXED_USMUL_TEMP(NAME) FIXED_OP(usmul,NAME,3) | |
469 | #define FIXED_DIV_TEMP(NAME) FIXED_OP(div,NAME,3) | |
470 | #define FIXED_UDIV_TEMP(NAME) FIXED_OP(udiv,NAME,3) | |
471 | #define FIXED_SSDIV_TEMP(NAME) FIXED_OP(ssdiv,NAME,3) | |
472 | #define FIXED_USDIV_TEMP(NAME) FIXED_OP(usdiv,NAME,3) | |
473 | #define FIXED_NEG_TEMP(NAME) FIXED_OP(neg,NAME,2) | |
474 | #define FIXED_SSNEG_TEMP(NAME) FIXED_OP(ssneg,NAME,2) | |
475 | #define FIXED_USNEG_TEMP(NAME) FIXED_OP(usneg,NAME,2) | |
476 | #define FIXED_ASHL_TEMP(NAME) FIXED_OP(ashl,NAME,3) | |
477 | #define FIXED_ASHR_TEMP(NAME) FIXED_OP(ashr,NAME,3) | |
478 | #define FIXED_LSHR_TEMP(NAME) FIXED_OP(lshr,NAME,3) | |
479 | #define FIXED_SSASHL_TEMP(NAME) FIXED_OP(ssashl,NAME,3) | |
480 | #define FIXED_USASHL_TEMP(NAME) FIXED_OP(usashl,NAME,3) | |
481 | #define FIXED_CMP_TEMP(NAME) FIXED_OP(cmp,NAME,2) | |
154e4a0a CF |
482 | |
483 | #if defined (MODE_NAME) | |
484 | #if defined (DINT_C_TYPE) | |
485 | #define FIXED_SATURATE1 FIXED_SATURATE1_TEMP(MODE_NAME_S) | |
486 | #else | |
487 | #define FIXED_SATURATE2 FIXED_SATURATE2_TEMP(MODE_NAME_S) | |
488 | #endif | |
489 | #define FIXED_MULHELPER FIXED_MULHELPER_TEMP(MODE_NAME_S) | |
490 | #define FIXED_DIVHELPER FIXED_DIVHELPER_TEMP(MODE_NAME_S) | |
491 | #define FIXED_ASHLHELPER FIXED_ASHLHELPER_TEMP(MODE_NAME_S) | |
492 | #define FIXED_ADD FIXED_ADD_TEMP(MODE_NAME_S) | |
493 | #define FIXED_SUB FIXED_SUB_TEMP(MODE_NAME_S) | |
494 | #define FIXED_MUL FIXED_MUL_TEMP(MODE_NAME_S) | |
495 | #define FIXED_NEG FIXED_NEG_TEMP(MODE_NAME_S) | |
496 | #define FIXED_ASHL FIXED_ASHL_TEMP(MODE_NAME_S) | |
497 | #define FIXED_CMP FIXED_CMP_TEMP(MODE_NAME_S) | |
498 | ||
499 | /* The following functions are for all fixed-point modes. */ | |
500 | #if defined (DINT_C_TYPE) | |
501 | extern void FIXED_SATURATE1 (DINT_C_TYPE *); | |
502 | #else | |
503 | extern void FIXED_SATURATE2 (INT_C_TYPE *, INT_C_TYPE *); | |
504 | #endif | |
505 | extern FIXED_C_TYPE FIXED_MULHELPER (FIXED_C_TYPE, FIXED_C_TYPE, word_type); | |
506 | extern FIXED_C_TYPE FIXED_DIVHELPER (FIXED_C_TYPE, FIXED_C_TYPE, word_type); | |
507 | extern FIXED_C_TYPE FIXED_ASHLHELPER (FIXED_C_TYPE, word_type, word_type); | |
508 | extern FIXED_C_TYPE FIXED_ADD (FIXED_C_TYPE, FIXED_C_TYPE); | |
509 | extern FIXED_C_TYPE FIXED_SUB (FIXED_C_TYPE, FIXED_C_TYPE); | |
510 | extern FIXED_C_TYPE FIXED_MUL (FIXED_C_TYPE, FIXED_C_TYPE); | |
511 | extern FIXED_C_TYPE FIXED_NEG (FIXED_C_TYPE); | |
512 | extern FIXED_C_TYPE FIXED_ASHL (FIXED_C_TYPE, word_type); | |
513 | extern word_type FIXED_CMP (FIXED_C_TYPE, FIXED_C_TYPE); | |
514 | #endif | |
515 | ||
516 | #if MODE_UNSIGNED == 0 /* Signed types. */ | |
517 | #define PADDING_BITS (FIXED_WIDTH - 1 - I_F_BITS) | |
518 | #define NONPADDING_BITS (1 + I_F_BITS) | |
519 | ||
520 | #if defined (MODE_NAME) | |
521 | #define FIXED_DIV FIXED_DIV_TEMP(MODE_NAME_S) | |
522 | #define FIXED_ASHR FIXED_ASHR_TEMP(MODE_NAME_S) | |
523 | #define FIXED_SSADD FIXED_SSADD_TEMP(MODE_NAME_S) | |
524 | #define FIXED_SSSUB FIXED_SSSUB_TEMP(MODE_NAME_S) | |
525 | #define FIXED_SSMUL FIXED_SSMUL_TEMP(MODE_NAME_S) | |
526 | #define FIXED_SSDIV FIXED_SSDIV_TEMP(MODE_NAME_S) | |
527 | #define FIXED_SSNEG FIXED_SSNEG_TEMP(MODE_NAME_S) | |
528 | #define FIXED_SSASHL FIXED_SSASHL_TEMP(MODE_NAME_S) | |
529 | ||
530 | /* The following functions are for signed fixed-point modes. */ | |
531 | extern FIXED_C_TYPE FIXED_DIV (FIXED_C_TYPE, FIXED_C_TYPE); | |
532 | extern FIXED_C_TYPE FIXED_ASHR (FIXED_C_TYPE, word_type); | |
533 | extern FIXED_C_TYPE FIXED_SSADD (FIXED_C_TYPE, FIXED_C_TYPE); | |
534 | extern FIXED_C_TYPE FIXED_SSSUB (FIXED_C_TYPE, FIXED_C_TYPE); | |
535 | extern FIXED_C_TYPE FIXED_SSMUL (FIXED_C_TYPE, FIXED_C_TYPE); | |
536 | extern FIXED_C_TYPE FIXED_SSDIV (FIXED_C_TYPE, FIXED_C_TYPE); | |
537 | extern FIXED_C_TYPE FIXED_SSNEG (FIXED_C_TYPE); | |
538 | extern FIXED_C_TYPE FIXED_SSASHL (FIXED_C_TYPE, word_type); | |
539 | #endif | |
540 | ||
541 | #else /* Unsigned types. */ | |
542 | #define PADDING_BITS (FIXED_WIDTH - I_F_BITS) | |
543 | #define NONPADDING_BITS (I_F_BITS) | |
544 | ||
545 | #if defined (MODE_NAME) | |
546 | #define FIXED_UDIV FIXED_UDIV_TEMP(MODE_NAME_S) | |
547 | #define FIXED_LSHR FIXED_LSHR_TEMP(MODE_NAME_S) | |
548 | #define FIXED_USDIV FIXED_USDIV_TEMP(MODE_NAME_S) | |
549 | #define FIXED_USADD FIXED_USADD_TEMP(MODE_NAME_S) | |
550 | #define FIXED_USSUB FIXED_USSUB_TEMP(MODE_NAME_S) | |
551 | #define FIXED_USMUL FIXED_USMUL_TEMP(MODE_NAME_S) | |
552 | #define FIXED_USNEG FIXED_USNEG_TEMP(MODE_NAME_S) | |
553 | #define FIXED_USASHL FIXED_USASHL_TEMP(MODE_NAME_S) | |
554 | ||
555 | /* The following functions are for unsigned fixed-point modes. */ | |
556 | extern FIXED_C_TYPE FIXED_UDIV (FIXED_C_TYPE, FIXED_C_TYPE); | |
557 | extern FIXED_C_TYPE FIXED_LSHR (FIXED_C_TYPE, word_type); | |
558 | extern FIXED_C_TYPE FIXED_USADD (FIXED_C_TYPE, FIXED_C_TYPE); | |
559 | extern FIXED_C_TYPE FIXED_USSUB (FIXED_C_TYPE, FIXED_C_TYPE); | |
560 | extern FIXED_C_TYPE FIXED_USMUL (FIXED_C_TYPE, FIXED_C_TYPE); | |
561 | extern FIXED_C_TYPE FIXED_USDIV (FIXED_C_TYPE, FIXED_C_TYPE); | |
562 | extern FIXED_C_TYPE FIXED_USNEG (FIXED_C_TYPE); | |
563 | extern FIXED_C_TYPE FIXED_USASHL (FIXED_C_TYPE, word_type); | |
564 | #endif | |
565 | ||
566 | #endif /* End of testing MODE_UNSIGNED. */ | |
567 | ||
568 | /* This define is to check if this mode have any padding bits. */ | |
569 | #define HAVE_PADDING_BITS (PADDING_BITS > 0) | |
570 | ||
571 | /* ------------------------------------------------------------------------ */ | |
572 | /* The following defines are for conversions. */ | |
573 | ||
574 | #if defined (FROM_QI) && HAVE_QI == 1 | |
575 | #define FROM_TYPE 1 /* Signed integer. */ | |
576 | #define FROM_INT_C_TYPE QItype | |
577 | #define FROM_SINT_C_TYPE QItype | |
578 | #define FROM_UINT_C_TYPE UQItype | |
579 | #define FROM_MODE_NAME_S qi | |
580 | #define FROM_INT_SIZE 1 /* in bytes. */ | |
581 | ||
582 | #elif defined (FROM_HI) && HAVE_HI == 1 | |
583 | #define FROM_TYPE 1 /* Signed integer. */ | |
584 | #define FROM_INT_C_TYPE HItype | |
585 | #define FROM_SINT_C_TYPE HItype | |
586 | #define FROM_UINT_C_TYPE UHItype | |
587 | #define FROM_MODE_NAME_S hi | |
588 | #define FROM_INT_SIZE 2 /* in bytes. */ | |
589 | ||
590 | #elif defined (FROM_SI) && HAVE_SI == 1 | |
591 | #define FROM_TYPE 1 /* Signed integer. */ | |
592 | #define FROM_INT_C_TYPE SItype | |
593 | #define FROM_SINT_C_TYPE SItype | |
594 | #define FROM_UINT_C_TYPE USItype | |
595 | #define FROM_MODE_NAME_S si | |
596 | #define FROM_INT_SIZE 4 /* in bytes. */ | |
597 | ||
598 | #elif defined (FROM_DI) && HAVE_DI == 1 | |
599 | #define FROM_TYPE 1 /* Signed integer. */ | |
600 | #define FROM_INT_C_TYPE DItype | |
601 | #define FROM_SINT_C_TYPE DItype | |
602 | #define FROM_UINT_C_TYPE UDItype | |
603 | #define FROM_MODE_NAME_S di | |
604 | #define FROM_INT_SIZE 8 /* in bytes. */ | |
605 | ||
606 | #elif defined (FROM_TI) && HAVE_TI == 1 | |
607 | #define FROM_TYPE 1 /* Signed integer. */ | |
608 | #define FROM_INT_C_TYPE TItype | |
609 | #define FROM_SINT_C_TYPE TItype | |
610 | #define FROM_UINT_C_TYPE UTItype | |
611 | #define FROM_MODE_NAME_S ti | |
612 | #define FROM_INT_SIZE 16 /* in bytes. */ | |
613 | ||
614 | #elif defined (FROM_UQI) && HAVE_UQI == 1 | |
615 | #define FROM_TYPE 2 /* Unsigned integer. */ | |
616 | #define FROM_INT_C_TYPE QItype | |
617 | #define FROM_SINT_C_TYPE QItype | |
618 | #define FROM_UINT_C_TYPE UQItype | |
619 | #define FROM_MODE_NAME_S qi | |
620 | #define FROM_INT_SIZE 1 /* in bytes. */ | |
621 | ||
622 | #elif defined (FROM_UHI) && HAVE_UHI == 1 | |
623 | #define FROM_TYPE 2 /* Unsigned integer. */ | |
624 | #define FROM_INT_C_TYPE UHItype | |
625 | #define FROM_SINT_C_TYPE HItype | |
626 | #define FROM_UINT_C_TYPE UHItype | |
627 | #define FROM_MODE_NAME_S hi | |
628 | #define FROM_INT_SIZE 2 /* in bytes. */ | |
629 | ||
630 | #elif defined (FROM_USI) && HAVE_USI == 1 | |
631 | #define FROM_TYPE 2 /* Unsigned integer. */ | |
632 | #define FROM_INT_C_TYPE USItype | |
633 | #define FROM_SINT_C_TYPE SItype | |
634 | #define FROM_UINT_C_TYPE USItype | |
635 | #define FROM_MODE_NAME_S si | |
636 | #define FROM_INT_SIZE 4 /* in bytes. */ | |
637 | ||
638 | #elif defined (FROM_UDI) && HAVE_UDI == 1 | |
639 | #define FROM_TYPE 2 /* Unsigned integer. */ | |
640 | #define FROM_INT_C_TYPE UDItype | |
641 | #define FROM_SINT_C_TYPE DItype | |
642 | #define FROM_UINT_C_TYPE UDItype | |
643 | #define FROM_MODE_NAME_S di | |
644 | #define FROM_INT_SIZE 8 /* in bytes. */ | |
645 | ||
646 | #elif defined (FROM_UTI) && HAVE_UTI == 1 | |
647 | #define FROM_TYPE 2 /* Unsigned integer. */ | |
648 | #define FROM_INT_C_TYPE UTItype | |
649 | #define FROM_SINT_C_TYPE TItype | |
650 | #define FROM_UINT_C_TYPE UTItype | |
651 | #define FROM_MODE_NAME_S ti | |
652 | #define FROM_INT_SIZE 16 /* in bytes. */ | |
653 | ||
654 | #elif defined (FROM_SF) && HAVE_SF == 1 | |
655 | #define FROM_TYPE 3 /* Floating-point. */ | |
656 | #define FROM_FLOAT_C_TYPE SFtype | |
657 | #define FROM_MODE_NAME_S sf | |
658 | ||
659 | #elif defined (FROM_DF) && HAVE_DF == 1 | |
660 | #define FROM_TYPE 3 /* Floating-point. */ | |
661 | #define FROM_FLOAT_C_TYPE DFtype | |
662 | #define FROM_MODE_NAME_S df | |
663 | ||
664 | #elif defined (FROM_QQ) && HAVE_QQ == 1 | |
665 | #define FROM_TYPE 4 /* Fixed-point. */ | |
666 | #define FROM_MODE_NAME QQ | |
667 | #define FROM_MODE_NAME_S qq | |
668 | #define FROM_INT_C_TYPE QItype | |
669 | #define FROM_SINT_C_TYPE QItype | |
670 | #define FROM_UINT_C_TYPE UQItype | |
671 | #define FROM_MODE_UNSIGNED 0 | |
672 | #define FROM_FIXED_SIZE 1 /* in bytes. */ | |
673 | ||
674 | #elif defined (FROM_HQ) && HAVE_HQ == 1 | |
675 | #define FROM_TYPE 4 /* Fixed-point. */ | |
676 | #define FROM_MODE_NAME HQ | |
677 | #define FROM_MODE_NAME_S hq | |
678 | #define FROM_INT_C_TYPE HItype | |
679 | #define FROM_SINT_C_TYPE HItype | |
680 | #define FROM_UINT_C_TYPE UHItype | |
681 | #define FROM_MODE_UNSIGNED 0 | |
682 | #define FROM_FIXED_SIZE 2 /* in bytes. */ | |
683 | ||
684 | #elif defined (FROM_SQ) && HAVE_SQ == 1 | |
685 | #define FROM_TYPE 4 /* Fixed-point. */ | |
686 | #define FROM_MODE_NAME SQ | |
687 | #define FROM_MODE_NAME_S sq | |
688 | #define FROM_INT_C_TYPE SItype | |
689 | #define FROM_SINT_C_TYPE SItype | |
690 | #define FROM_UINT_C_TYPE USItype | |
691 | #define FROM_MODE_UNSIGNED 0 | |
692 | #define FROM_FIXED_SIZE 4 /* in bytes. */ | |
693 | ||
694 | #elif defined (FROM_DQ) && HAVE_DQ == 1 | |
695 | #define FROM_TYPE 4 /* Fixed-point. */ | |
696 | #define FROM_MODE_NAME DQ | |
697 | #define FROM_MODE_NAME_S dq | |
698 | #define FROM_INT_C_TYPE DItype | |
699 | #define FROM_SINT_C_TYPE DItype | |
700 | #define FROM_UINT_C_TYPE UDItype | |
701 | #define FROM_MODE_UNSIGNED 0 | |
702 | #define FROM_FIXED_SIZE 8 /* in bytes. */ | |
703 | ||
704 | #elif defined (FROM_TQ) && HAVE_TQ == 1 | |
705 | #define FROM_TYPE 4 /* Fixed-point. */ | |
706 | #define FROM_MODE_NAME TQ | |
707 | #define FROM_MODE_NAME_S tq | |
708 | #define FROM_INT_C_TYPE TItype | |
709 | #define FROM_SINT_C_TYPE TItype | |
710 | #define FROM_UINT_C_TYPE UTItype | |
711 | #define FROM_MODE_UNSIGNED 0 | |
712 | #define FROM_FIXED_SIZE 16 /* in bytes. */ | |
713 | ||
714 | #elif defined (FROM_UQQ) && HAVE_UQQ == 1 | |
715 | #define FROM_TYPE 4 /* Fixed-point. */ | |
716 | #define FROM_MODE_NAME UQQ | |
717 | #define FROM_MODE_NAME_S uqq | |
718 | #define FROM_INT_C_TYPE UQItype | |
719 | #define FROM_SINT_C_TYPE QItype | |
720 | #define FROM_UINT_C_TYPE UQItype | |
721 | #define FROM_MODE_UNSIGNED 1 | |
722 | #define FROM_FIXED_SIZE 1 /* in bytes. */ | |
723 | ||
724 | #elif defined (FROM_UHQ) && HAVE_UHQ == 1 | |
725 | #define FROM_TYPE 4 /* Fixed-point. */ | |
726 | #define FROM_MODE_NAME UHQ | |
727 | #define FROM_MODE_NAME_S uhq | |
728 | #define FROM_INT_C_TYPE UHItype | |
729 | #define FROM_SINT_C_TYPE HItype | |
730 | #define FROM_UINT_C_TYPE UHItype | |
731 | #define FROM_MODE_UNSIGNED 1 | |
732 | #define FROM_FIXED_SIZE 2 /* in bytes. */ | |
733 | ||
734 | #elif defined (FROM_USQ) && HAVE_USQ == 1 | |
735 | #define FROM_TYPE 4 /* Fixed-point. */ | |
736 | #define FROM_MODE_NAME USQ | |
737 | #define FROM_MODE_NAME_S usq | |
738 | #define FROM_INT_C_TYPE USItype | |
739 | #define FROM_SINT_C_TYPE SItype | |
740 | #define FROM_UINT_C_TYPE USItype | |
741 | #define FROM_MODE_UNSIGNED 1 | |
742 | #define FROM_FIXED_SIZE 4 /* in bytes. */ | |
743 | ||
744 | #elif defined (FROM_UDQ) && HAVE_UDQ == 1 | |
745 | #define FROM_TYPE 4 /* Fixed-point. */ | |
746 | #define FROM_MODE_NAME UDQ | |
747 | #define FROM_MODE_NAME_S udq | |
748 | #define FROM_INT_C_TYPE UDItype | |
749 | #define FROM_SINT_C_TYPE DItype | |
750 | #define FROM_UINT_C_TYPE UDItype | |
751 | #define FROM_MODE_UNSIGNED 1 | |
752 | #define FROM_FIXED_SIZE 8 /* in bytes. */ | |
753 | ||
754 | #elif defined (FROM_UTQ) && HAVE_UTQ == 1 | |
755 | #define FROM_TYPE 4 /* Fixed-point. */ | |
756 | #define FROM_MODE_NAME UTQ | |
757 | #define FROM_MODE_NAME_S utq | |
758 | #define FROM_INT_C_TYPE UTItype | |
759 | #define FROM_SINT_C_TYPE TItype | |
760 | #define FROM_UINT_C_TYPE UTItype | |
761 | #define FROM_MODE_UNSIGNED 1 | |
762 | #define FROM_FIXED_SIZE 16 /* in bytes. */ | |
763 | ||
764 | #elif defined (FROM_HA) && HAVE_HA == 1 | |
765 | #define FROM_TYPE 4 /* Fixed-point. */ | |
766 | #define FROM_MODE_NAME HA | |
767 | #define FROM_MODE_NAME_S ha | |
768 | #define FROM_INT_C_TYPE HItype | |
769 | #define FROM_SINT_C_TYPE HItype | |
770 | #define FROM_UINT_C_TYPE UHItype | |
771 | #define FROM_MODE_UNSIGNED 0 | |
772 | #define FROM_FIXED_SIZE 2 /* in bytes. */ | |
773 | ||
774 | #elif defined (FROM_SA) && HAVE_SA == 1 | |
775 | #define FROM_TYPE 4 /* Fixed-point. */ | |
776 | #define FROM_MODE_NAME SA | |
777 | #define FROM_MODE_NAME_S sa | |
778 | #define FROM_INT_C_TYPE SItype | |
779 | #define FROM_SINT_C_TYPE SItype | |
780 | #define FROM_UINT_C_TYPE USItype | |
781 | #define FROM_MODE_UNSIGNED 0 | |
782 | #define FROM_FIXED_SIZE 4 /* in bytes. */ | |
783 | ||
784 | #elif defined (FROM_DA) && HAVE_DA == 1 | |
785 | #define FROM_TYPE 4 /* Fixed-point. */ | |
786 | #define FROM_MODE_NAME DA | |
787 | #define FROM_MODE_NAME_S da | |
788 | #define FROM_INT_C_TYPE DItype | |
789 | #define FROM_SINT_C_TYPE DItype | |
790 | #define FROM_UINT_C_TYPE UDItype | |
791 | #define FROM_MODE_UNSIGNED 0 | |
792 | #define FROM_FIXED_SIZE 8 /* in bytes. */ | |
793 | ||
794 | #elif defined (FROM_TA) && HAVE_TA == 1 | |
795 | #define FROM_TYPE 4 /* Fixed-point. */ | |
796 | #define FROM_MODE_NAME TA | |
797 | #define FROM_MODE_NAME_S ta | |
798 | #define FROM_INT_C_TYPE TItype | |
799 | #define FROM_SINT_C_TYPE TItype | |
800 | #define FROM_UINT_C_TYPE UTItype | |
801 | #define FROM_MODE_UNSIGNED 0 | |
802 | #define FROM_FIXED_SIZE 16 /* in bytes. */ | |
803 | ||
804 | #elif defined (FROM_UHA) && HAVE_UHA == 1 | |
805 | #define FROM_TYPE 4 /* Fixed-point. */ | |
806 | #define FROM_MODE_NAME UHA | |
807 | #define FROM_MODE_NAME_S uha | |
808 | #define FROM_INT_C_TYPE UHItype | |
809 | #define FROM_SINT_C_TYPE HItype | |
810 | #define FROM_UINT_C_TYPE UHItype | |
811 | #define FROM_MODE_UNSIGNED 1 | |
812 | #define FROM_FIXED_SIZE 2 /* in bytes. */ | |
813 | ||
814 | #elif defined (FROM_USA) && HAVE_USA == 1 | |
815 | #define FROM_TYPE 4 /* Fixed-point. */ | |
816 | #define FROM_MODE_NAME USA | |
817 | #define FROM_MODE_NAME_S usa | |
818 | #define FROM_INT_C_TYPE USItype | |
819 | #define FROM_SINT_C_TYPE SItype | |
820 | #define FROM_UINT_C_TYPE USItype | |
821 | #define FROM_MODE_UNSIGNED 1 | |
822 | #define FROM_FIXED_SIZE 4 /* in bytes. */ | |
823 | ||
824 | #elif defined (FROM_UDA) && HAVE_UDA == 1 | |
825 | #define FROM_TYPE 4 /* Fixed-point. */ | |
826 | #define FROM_MODE_NAME UDA | |
827 | #define FROM_MODE_NAME_S uda | |
828 | #define FROM_INT_C_TYPE UDItype | |
829 | #define FROM_SINT_C_TYPE DItype | |
830 | #define FROM_UINT_C_TYPE UDItype | |
831 | #define FROM_MODE_UNSIGNED 1 | |
832 | #define FROM_FIXED_SIZE 8 /* in bytes. */ | |
833 | ||
834 | #elif defined (FROM_UTA) && HAVE_UTA == 1 | |
835 | #define FROM_TYPE 4 /* Fixed-point. */ | |
836 | #define FROM_MODE_NAME UTA | |
837 | #define FROM_MODE_NAME_S uta | |
838 | #define FROM_INT_C_TYPE UTItype | |
839 | #define FROM_SINT_C_TYPE TItype | |
840 | #define FROM_UINT_C_TYPE UTItype | |
841 | #define FROM_MODE_UNSIGNED 1 | |
842 | #define FROM_FIXED_SIZE 16 /* in bytes. */ | |
843 | ||
844 | #endif | |
845 | ||
846 | #if defined (TO_QI) && HAVE_QI == 1 && !defined (FROM_QI) | |
847 | #define TO_TYPE 1 /* Signed integer. */ | |
848 | #define TO_INT_C_TYPE QItype | |
849 | #define TO_SINT_C_TYPE QItype | |
850 | #define TO_UINT_C_TYPE UQItype | |
851 | #define TO_MODE_NAME_S qi | |
852 | ||
853 | #elif defined (TO_HI) && HAVE_HI == 1 && !defined (FROM_HI) | |
854 | #define TO_TYPE 1 /* Signed integer. */ | |
855 | #define TO_INT_C_TYPE HItype | |
856 | #define TO_SINT_C_TYPE HItype | |
857 | #define TO_UINT_C_TYPE UHItype | |
858 | #define TO_MODE_NAME_S hi | |
859 | ||
860 | #elif defined (TO_SI) && HAVE_SI == 1 && !defined (FROM_SI) | |
861 | #define TO_TYPE 1 /* Signed integer. */ | |
862 | #define TO_INT_C_TYPE SItype | |
863 | #define TO_SINT_C_TYPE SItype | |
864 | #define TO_UINT_C_TYPE USItype | |
865 | #define TO_MODE_NAME_S si | |
866 | ||
867 | #elif defined (TO_DI) && HAVE_DI == 1 && !defined (FROM_DI) | |
868 | #define TO_TYPE 1 /* Signed integer. */ | |
869 | #define TO_INT_C_TYPE DItype | |
870 | #define TO_SINT_C_TYPE DItype | |
871 | #define TO_UINT_C_TYPE UDItype | |
872 | #define TO_MODE_NAME_S di | |
873 | ||
874 | #elif defined (TO_TI) && HAVE_TI == 1 && !defined (FROM_TI) | |
875 | #define TO_TYPE 1 /* Signed integer. */ | |
876 | #define TO_INT_C_TYPE TItype | |
877 | #define TO_SINT_C_TYPE TItype | |
878 | #define TO_UINT_C_TYPE UTItype | |
879 | #define TO_MODE_NAME_S ti | |
880 | ||
881 | #elif defined (TO_UQI) && HAVE_UQI == 1 && !defined (FROM_UQI) | |
882 | #define TO_TYPE 2 /* Unsigned integer. */ | |
883 | #define TO_INT_C_TYPE UQItype | |
884 | #define TO_SINT_C_TYPE QItype | |
885 | #define TO_UINT_C_TYPE UQItype | |
886 | #define TO_MODE_NAME_S qi | |
887 | ||
888 | #elif defined (TO_UHI) && HAVE_UHI == 1 && !defined (FROM_UHI) | |
889 | #define TO_TYPE 2 /* Unsigned integer. */ | |
890 | #define TO_INT_C_TYPE UHItype | |
891 | #define TO_SINT_C_TYPE HItype | |
892 | #define TO_UINT_C_TYPE UHItype | |
893 | #define TO_MODE_NAME_S hi | |
894 | ||
895 | #elif defined (TO_USI) && HAVE_USI == 1 && !defined (FROM_USI) | |
896 | #define TO_TYPE 2 /* Unsigned integer. */ | |
897 | #define TO_INT_C_TYPE USItype | |
898 | #define TO_SINT_C_TYPE SItype | |
899 | #define TO_UINT_C_TYPE USItype | |
900 | #define TO_MODE_NAME_S si | |
901 | ||
902 | #elif defined (TO_UDI) && HAVE_UDI == 1 && !defined (FROM_UDI) | |
903 | #define TO_TYPE 2 /* Unsigned integer. */ | |
904 | #define TO_INT_C_TYPE UDItype | |
905 | #define TO_SINT_C_TYPE DItype | |
906 | #define TO_UINT_C_TYPE UDItype | |
907 | #define TO_MODE_NAME_S di | |
908 | ||
909 | #elif defined (TO_UTI) && HAVE_UTI == 1 && !defined (FROM_UTI) | |
910 | #define TO_TYPE 2 /* Unsigned integer. */ | |
911 | #define TO_INT_C_TYPE UTItype | |
912 | #define TO_SINT_C_TYPE TItype | |
913 | #define TO_UINT_C_TYPE UTItype | |
914 | #define TO_MODE_NAME_S ti | |
915 | ||
916 | #elif defined (TO_SF) && HAVE_SF == 1 && !defined (FROM_SF) | |
917 | #define TO_TYPE 3 /* Floating-point. */ | |
918 | #define TO_FLOAT_C_TYPE SFtype | |
919 | #define TO_MODE_NAME_S sf | |
920 | ||
921 | #elif defined (TO_DF) && HAVE_DF == 1 && !defined (FROM_DF) | |
922 | #define TO_TYPE 3 /* Floating-point. */ | |
923 | #define TO_FLOAT_C_TYPE DFtype | |
924 | #define TO_MODE_NAME_S df | |
925 | ||
926 | #elif defined (TO_QQ) && HAVE_QQ == 1 && !defined (FROM_QQ) | |
927 | #define TO_TYPE 4 /* Fixed-point. */ | |
928 | #define TO_MODE_NAME QQ | |
929 | #define TO_MODE_NAME_S qq | |
930 | #define TO_INT_C_TYPE QItype | |
931 | #define TO_SINT_C_TYPE QItype | |
932 | #define TO_UINT_C_TYPE UQItype | |
933 | #define TO_MODE_UNSIGNED 0 | |
934 | #define TO_FIXED_SIZE 1 /* in bytes. */ | |
935 | ||
936 | #elif defined (TO_HQ) && HAVE_HQ == 1 && !defined (FROM_HQ) | |
937 | #define TO_TYPE 4 /* Fixed-point. */ | |
938 | #define TO_MODE_NAME HQ | |
939 | #define TO_MODE_NAME_S hq | |
940 | #define TO_INT_C_TYPE HItype | |
941 | #define TO_SINT_C_TYPE HItype | |
942 | #define TO_UINT_C_TYPE UHItype | |
943 | #define TO_MODE_UNSIGNED 0 | |
944 | #define TO_FIXED_SIZE 2 /* in bytes. */ | |
945 | ||
946 | #elif defined (TO_SQ) && HAVE_SQ == 1 && !defined (FROM_SQ) | |
947 | #define TO_TYPE 4 /* Fixed-point. */ | |
948 | #define TO_MODE_NAME SQ | |
949 | #define TO_MODE_NAME_S sq | |
950 | #define TO_INT_C_TYPE SItype | |
951 | #define TO_SINT_C_TYPE SItype | |
952 | #define TO_UINT_C_TYPE USItype | |
953 | #define TO_MODE_UNSIGNED 0 | |
954 | #define TO_FIXED_SIZE 4 /* in bytes. */ | |
955 | ||
956 | #elif defined (TO_DQ) && HAVE_DQ == 1 && !defined (FROM_DQ) | |
957 | #define TO_TYPE 4 /* Fixed-point. */ | |
958 | #define TO_MODE_NAME DQ | |
959 | #define TO_MODE_NAME_S dq | |
960 | #define TO_INT_C_TYPE DItype | |
961 | #define TO_SINT_C_TYPE DItype | |
962 | #define TO_UINT_C_TYPE UDItype | |
963 | #define TO_MODE_UNSIGNED 0 | |
964 | #define TO_FIXED_SIZE 8 /* in bytes. */ | |
965 | ||
966 | #elif defined (TO_TQ) && HAVE_TQ == 1 && !defined (FROM_TQ) | |
967 | #define TO_TYPE 4 /* Fixed-point. */ | |
968 | #define TO_MODE_NAME TQ | |
969 | #define TO_MODE_NAME_S tq | |
970 | #define TO_INT_C_TYPE TItype | |
971 | #define TO_SINT_C_TYPE TItype | |
972 | #define TO_UINT_C_TYPE UTItype | |
973 | #define TO_MODE_UNSIGNED 0 | |
974 | #define TO_FIXED_SIZE 16 /* in bytes. */ | |
975 | ||
976 | #elif defined (TO_UQQ) && HAVE_UQQ == 1 && !defined (FROM_UQQ) | |
977 | #define TO_TYPE 4 /* Fixed-point. */ | |
978 | #define TO_MODE_NAME UQQ | |
979 | #define TO_MODE_NAME_S uqq | |
980 | #define TO_INT_C_TYPE UQItype | |
981 | #define TO_SINT_C_TYPE QItype | |
982 | #define TO_UINT_C_TYPE UQItype | |
983 | #define TO_MODE_UNSIGNED 1 | |
984 | #define TO_FIXED_SIZE 1 /* in bytes. */ | |
985 | ||
986 | #elif defined (TO_UHQ) && HAVE_UHQ == 1 && !defined (FROM_UHQ) | |
987 | #define TO_TYPE 4 /* Fixed-point. */ | |
988 | #define TO_MODE_NAME UHQ | |
989 | #define TO_MODE_NAME_S uhq | |
990 | #define TO_INT_C_TYPE UHItype | |
991 | #define TO_SINT_C_TYPE HItype | |
992 | #define TO_UINT_C_TYPE UHItype | |
993 | #define TO_MODE_UNSIGNED 1 | |
994 | #define TO_FIXED_SIZE 2 /* in bytes. */ | |
995 | ||
996 | #elif defined (TO_USQ) && HAVE_USQ == 1 && !defined (FROM_USQ) | |
997 | #define TO_TYPE 4 /* Fixed-point. */ | |
998 | #define TO_MODE_NAME USQ | |
999 | #define TO_MODE_NAME_S usq | |
1000 | #define TO_INT_C_TYPE USItype | |
1001 | #define TO_SINT_C_TYPE SItype | |
1002 | #define TO_UINT_C_TYPE USItype | |
1003 | #define TO_MODE_UNSIGNED 1 | |
1004 | #define TO_FIXED_SIZE 4 /* in bytes. */ | |
1005 | ||
1006 | #elif defined (TO_UDQ) && HAVE_UDQ == 1 && !defined (FROM_UDQ) | |
1007 | #define TO_TYPE 4 /* Fixed-point. */ | |
1008 | #define TO_MODE_NAME UDQ | |
1009 | #define TO_MODE_NAME_S udq | |
1010 | #define TO_INT_C_TYPE UDItype | |
1011 | #define TO_SINT_C_TYPE DItype | |
1012 | #define TO_UINT_C_TYPE UDItype | |
1013 | #define TO_MODE_UNSIGNED 1 | |
1014 | #define TO_FIXED_SIZE 8 /* in bytes. */ | |
1015 | ||
1016 | #elif defined (TO_UTQ) && HAVE_UTQ == 1 && !defined (FROM_UTQ) | |
1017 | #define TO_TYPE 4 /* Fixed-point. */ | |
1018 | #define TO_MODE_NAME UTQ | |
1019 | #define TO_MODE_NAME_S utq | |
1020 | #define TO_INT_C_TYPE UTItype | |
1021 | #define TO_SINT_C_TYPE TItype | |
1022 | #define TO_UINT_C_TYPE UTItype | |
1023 | #define TO_MODE_UNSIGNED 1 | |
1024 | #define TO_FIXED_SIZE 16 /* in bytes. */ | |
1025 | ||
1026 | #elif defined (TO_HA) && HAVE_HA == 1 && !defined (FROM_HA) | |
1027 | #define TO_TYPE 4 /* Fixed-point. */ | |
1028 | #define TO_MODE_NAME HA | |
1029 | #define TO_MODE_NAME_S ha | |
1030 | #define TO_INT_C_TYPE HItype | |
1031 | #define TO_SINT_C_TYPE HItype | |
1032 | #define TO_UINT_C_TYPE UHItype | |
1033 | #define TO_MODE_UNSIGNED 0 | |
1034 | #define TO_FIXED_SIZE 2 /* in bytes. */ | |
1035 | ||
1036 | #elif defined (TO_SA) && HAVE_SA == 1 && !defined (FROM_SA) | |
1037 | #define TO_TYPE 4 /* Fixed-point. */ | |
1038 | #define TO_MODE_NAME SA | |
1039 | #define TO_MODE_NAME_S sa | |
1040 | #define TO_INT_C_TYPE SItype | |
1041 | #define TO_SINT_C_TYPE SItype | |
1042 | #define TO_UINT_C_TYPE USItype | |
1043 | #define TO_MODE_UNSIGNED 0 | |
1044 | #define TO_FIXED_SIZE 4 /* in bytes. */ | |
1045 | ||
1046 | #elif defined (TO_DA) && HAVE_DA == 1 && !defined (FROM_DA) | |
1047 | #define TO_TYPE 4 /* Fixed-point. */ | |
1048 | #define TO_MODE_NAME DA | |
1049 | #define TO_MODE_NAME_S da | |
1050 | #define TO_INT_C_TYPE DItype | |
1051 | #define TO_SINT_C_TYPE DItype | |
1052 | #define TO_UINT_C_TYPE UDItype | |
1053 | #define TO_MODE_UNSIGNED 0 | |
1054 | #define TO_FIXED_SIZE 8 /* in bytes. */ | |
1055 | ||
1056 | #elif defined (TO_TA) && HAVE_TA == 1 && !defined (FROM_TA) | |
1057 | #define TO_TYPE 4 /* Fixed-point. */ | |
1058 | #define TO_MODE_NAME TA | |
1059 | #define TO_MODE_NAME_S ta | |
1060 | #define TO_INT_C_TYPE TItype | |
1061 | #define TO_SINT_C_TYPE TItype | |
1062 | #define TO_UINT_C_TYPE UTItype | |
1063 | #define TO_MODE_UNSIGNED 0 | |
1064 | #define TO_FIXED_SIZE 16 /* in bytes. */ | |
1065 | ||
1066 | #elif defined (TO_UHA) && HAVE_UHA == 1 && !defined (FROM_UHA) | |
1067 | #define TO_TYPE 4 /* Fixed-point. */ | |
1068 | #define TO_MODE_NAME UHA | |
1069 | #define TO_MODE_NAME_S uha | |
1070 | #define TO_INT_C_TYPE UHItype | |
1071 | #define TO_SINT_C_TYPE HItype | |
1072 | #define TO_UINT_C_TYPE UHItype | |
1073 | #define TO_MODE_UNSIGNED 1 | |
1074 | #define TO_FIXED_SIZE 2 /* in bytes. */ | |
1075 | ||
1076 | #elif defined (TO_USA) && HAVE_USA == 1 && !defined (FROM_USA) | |
1077 | #define TO_TYPE 4 /* Fixed-point. */ | |
1078 | #define TO_MODE_NAME USA | |
1079 | #define TO_MODE_NAME_S usa | |
1080 | #define TO_INT_C_TYPE USItype | |
1081 | #define TO_SINT_C_TYPE SItype | |
1082 | #define TO_UINT_C_TYPE USItype | |
1083 | #define TO_MODE_UNSIGNED 1 | |
1084 | #define TO_FIXED_SIZE 4 /* in bytes. */ | |
1085 | ||
1086 | #elif defined (TO_UDA) && HAVE_UDA == 1 && !defined (FROM_UDA) | |
1087 | #define TO_TYPE 4 /* Fixed-point. */ | |
1088 | #define TO_MODE_NAME UDA | |
1089 | #define TO_MODE_NAME_S uda | |
1090 | #define TO_INT_C_TYPE UDItype | |
1091 | #define TO_SINT_C_TYPE DItype | |
1092 | #define TO_UINT_C_TYPE UDItype | |
1093 | #define TO_MODE_UNSIGNED 1 | |
1094 | #define TO_FIXED_SIZE 8 /* in bytes. */ | |
1095 | ||
1096 | #elif defined (TO_UTA) && HAVE_UTA == 1 && !defined (FROM_UTA) | |
1097 | #define TO_TYPE 4 /* Fixed-point. */ | |
1098 | #define TO_MODE_NAME UTA | |
1099 | #define TO_MODE_NAME_S uta | |
1100 | #define TO_INT_C_TYPE UTItype | |
1101 | #define TO_SINT_C_TYPE TItype | |
1102 | #define TO_UINT_C_TYPE UTItype | |
1103 | #define TO_MODE_UNSIGNED 1 | |
1104 | #define TO_FIXED_SIZE 16 /* in bytes. */ | |
1105 | ||
1106 | #endif | |
1107 | ||
1108 | #if defined (FROM_MODE_NAME_S) && defined (TO_MODE_NAME_S) | |
1109 | ||
1110 | #if FROM_TYPE == 1 /* Signed integer. */ | |
a153644f | 1111 | #define FROM_INT_WIDTH (FROM_INT_SIZE * __CHAR_BIT__) |
154e4a0a CF |
1112 | #endif |
1113 | ||
1114 | #if FROM_TYPE == 2 /* Unsigned integer. */ | |
a153644f | 1115 | #define FROM_INT_WIDTH (FROM_INT_SIZE * __CHAR_BIT__) |
154e4a0a CF |
1116 | #endif |
1117 | ||
1118 | #if FROM_TYPE == 4 /* Fixed-point. */ | |
1119 | #define FROM_FIXED_C_TYPE FIXED_C_TYPE2(FROM_MODE_NAME) | |
1120 | #define FROM_FBITS FBITS2(FROM_MODE_NAME) | |
a153644f | 1121 | #define FROM_FIXED_WIDTH (FROM_FIXED_SIZE * __CHAR_BIT__) |
154e4a0a CF |
1122 | #define FROM_FBITS FBITS2(FROM_MODE_NAME) |
1123 | #define FROM_IBITS IBITS2(FROM_MODE_NAME) | |
1124 | #define FROM_I_F_BITS (FROM_FBITS + FROM_IBITS) | |
1125 | ||
1126 | #if FROM_MODE_UNSIGNED == 0 /* Signed types. */ | |
1127 | #define FROM_PADDING_BITS (FROM_FIXED_WIDTH - 1 - FROM_I_F_BITS) | |
1128 | #define FROM_NONPADDING_BITS (1 + FROM_I_F_BITS) | |
1129 | #else /* Unsigned types. */ | |
1130 | #define FROM_PADDING_BITS (FROM_FIXED_WIDTH - FROM_I_F_BITS) | |
1131 | #define FROM_NONPADDING_BITS (FROM_I_F_BITS) | |
1132 | #endif | |
1133 | #define FROM_HAVE_PADDING_BITS (FROM_PADDING_BITS > 0) | |
1134 | #endif /* FROM_TYPE == 4 */ | |
1135 | ||
1136 | #if TO_TYPE == 4 /* Fixed-point. */ | |
1137 | #define TO_FIXED_C_TYPE FIXED_C_TYPE2(TO_MODE_NAME) | |
1138 | #define TO_FBITS FBITS2(TO_MODE_NAME) | |
a153644f | 1139 | #define TO_FIXED_WIDTH (TO_FIXED_SIZE * __CHAR_BIT__) |
154e4a0a CF |
1140 | #define TO_FBITS FBITS2(TO_MODE_NAME) |
1141 | #define TO_IBITS IBITS2(TO_MODE_NAME) | |
1142 | #define TO_I_F_BITS (TO_FBITS + TO_IBITS) | |
1143 | ||
1144 | #if TO_MODE_UNSIGNED == 0 /* Signed types. */ | |
1145 | #define TO_PADDING_BITS (TO_FIXED_WIDTH - 1 - TO_I_F_BITS) | |
1146 | #define TO_NONPADDING_BITS (1 + TO_I_F_BITS) | |
1147 | #else /* Unsigned types. */ | |
1148 | #define TO_PADDING_BITS (TO_FIXED_WIDTH - TO_I_F_BITS) | |
1149 | #define TO_NONPADDING_BITS (TO_I_F_BITS) | |
1150 | #endif | |
1151 | #define TO_HAVE_PADDING_BITS (TO_PADDING_BITS > 0) | |
1152 | #endif /* TO_TYPE == 4 */ | |
1153 | ||
247eb06f | 1154 | #ifdef LIBGCC2_FIXEDBIT_GNU_PREFIX |
cdbf4541 BS |
1155 | #define FIXED_CONVERT_OP(OP,FROM,TO) __gnu_ ## OP ## FROM ## TO |
1156 | #define FIXED_CONVERT_OP2(OP,FROM,TO) __gnu_ ## OP ## FROM ## TO ## 2 | |
1157 | #else | |
1158 | #define FIXED_CONVERT_OP(OP,FROM,TO) __ ## OP ## FROM ## TO | |
1159 | #define FIXED_CONVERT_OP2(OP,FROM,TO) __ ## OP ## FROM ## TO ## 2 | |
1160 | #endif | |
1161 | #define FRACT_TEMP(N1,N2) FIXED_CONVERT_OP(fract,N1,N2) | |
1162 | #define FRACT2_TEMP(N1,N2) FIXED_CONVERT_OP2(fract,N1,N2) | |
1163 | #define SATFRACT_TEMP(N1,N2) FIXED_CONVERT_OP(satfract,N1,N2) | |
1164 | #define SATFRACT2_TEMP(N1,N2) FIXED_CONVERT_OP2(satfract,N1,N2) | |
1165 | #define FRACTUNS_TEMP(N1,N2) FIXED_CONVERT_OP(fractuns,N1,N2) | |
1166 | #define SATFRACTUNS_TEMP(N1,N2) FIXED_CONVERT_OP(satfractuns,N1,N2) | |
154e4a0a CF |
1167 | |
1168 | /* Define conversions from fixed-point to fixed-point. */ | |
1169 | #if FROM_TYPE == 4 && TO_TYPE == 4 | |
1170 | ||
1171 | #if FROM_FIXED_SIZE > TO_FIXED_SIZE | |
1172 | #define BIG_SINT_C_TYPE FROM_SINT_C_TYPE | |
1173 | #define BIG_UINT_C_TYPE FROM_UINT_C_TYPE | |
1174 | #define BIG_WIDTH FROM_FIXED_WIDTH | |
1175 | #else | |
1176 | #define BIG_SINT_C_TYPE TO_SINT_C_TYPE | |
1177 | #define BIG_UINT_C_TYPE TO_UINT_C_TYPE | |
1178 | #define BIG_WIDTH TO_FIXED_WIDTH | |
1179 | #endif | |
1180 | ||
1181 | /* Check if FROM* and TO* are in the same machine class. */ | |
1182 | #if ((FROM_MODE_UNSIGNED == TO_MODE_UNSIGNED) \ | |
1183 | && ((FROM_IBITS == 0) == (TO_IBITS == 0))) | |
1184 | /* Same modes: append '2' to conversion function names */ | |
1185 | #define FRACT FRACT2_TEMP(FROM_MODE_NAME_S,TO_MODE_NAME_S) | |
1186 | #define SATFRACT SATFRACT2_TEMP(FROM_MODE_NAME_S,TO_MODE_NAME_S) | |
1187 | #else | |
1188 | /* Different modes: don't append '2' to conversion function names */ | |
1189 | #define FRACT FRACT_TEMP(FROM_MODE_NAME_S,TO_MODE_NAME_S) | |
1190 | #define SATFRACT SATFRACT_TEMP(FROM_MODE_NAME_S,TO_MODE_NAME_S) | |
1191 | #endif | |
1192 | ||
1193 | extern TO_FIXED_C_TYPE FRACT (FROM_FIXED_C_TYPE); | |
1194 | extern TO_FIXED_C_TYPE SATFRACT (FROM_FIXED_C_TYPE); | |
1195 | #endif /* FROM_TYPE == 4 && TO_TYPE == 4 */ | |
1196 | ||
1197 | /* Define conversions from fixed-point to signed integer. */ | |
1198 | #if FROM_TYPE == 4 && TO_TYPE == 1 | |
1199 | #define FRACT FRACT_TEMP(FROM_MODE_NAME_S,TO_MODE_NAME_S) | |
1200 | extern TO_INT_C_TYPE FRACT (FROM_FIXED_C_TYPE); | |
1201 | #endif /* FROM_TYPE == 4 && TO_TYPE == 1 */ | |
1202 | ||
1203 | /* Define conversions from fixed-point to unsigned integer. */ | |
1204 | #if FROM_TYPE == 4 && TO_TYPE == 2 | |
1205 | #define FRACTUNS FRACTUNS_TEMP(FROM_MODE_NAME_S,TO_MODE_NAME_S) | |
1206 | extern TO_INT_C_TYPE FRACTUNS (FROM_FIXED_C_TYPE); | |
1207 | #endif /* FROM_TYPE == 4 && TO_TYPE == 2 */ | |
1208 | ||
1209 | /* Define conversions from fixed-point to floating-point. */ | |
1210 | #if FROM_TYPE == 4 && TO_TYPE == 3 | |
1211 | #define BASE1(NUM) 0x1.0p ## NUM | |
1212 | #define BASE2(NUM) BASE1(NUM) | |
1213 | #define BASE BASE2(FROM_FBITS) | |
1214 | #define FRACT FRACT_TEMP(FROM_MODE_NAME_S,TO_MODE_NAME_S) | |
1215 | extern TO_FLOAT_C_TYPE FRACT (FROM_FIXED_C_TYPE); | |
1216 | #endif /* FROM_TYPE == 4 && TO_TYPE == 3 */ | |
1217 | ||
1218 | /* Define conversions from signed integer to fixed-point. */ | |
1219 | #if FROM_TYPE == 1 && TO_TYPE == 4 | |
1220 | ||
1221 | #if FROM_INT_SIZE > TO_FIXED_SIZE | |
1222 | #define BIG_SINT_C_TYPE FROM_SINT_C_TYPE | |
1223 | #define BIG_UINT_C_TYPE FROM_UINT_C_TYPE | |
1224 | #define BIG_WIDTH FROM_INT_WIDTH | |
1225 | #else | |
1226 | #define BIG_SINT_C_TYPE TO_SINT_C_TYPE | |
1227 | #define BIG_UINT_C_TYPE TO_UINT_C_TYPE | |
1228 | #define BIG_WIDTH TO_FIXED_WIDTH | |
1229 | #endif | |
1230 | ||
1231 | #define FRACT FRACT_TEMP(FROM_MODE_NAME_S,TO_MODE_NAME_S) | |
1232 | #define SATFRACT SATFRACT_TEMP(FROM_MODE_NAME_S,TO_MODE_NAME_S) | |
1233 | extern TO_FIXED_C_TYPE FRACT (FROM_INT_C_TYPE); | |
1234 | extern TO_FIXED_C_TYPE SATFRACT (FROM_INT_C_TYPE); | |
1235 | #endif /* FROM_TYPE == 1 && TO_TYPE == 4 */ | |
1236 | ||
1237 | /* Define conversions from unsigned integer to fixed-point. */ | |
1238 | #if FROM_TYPE == 2 && TO_TYPE == 4 | |
1239 | ||
1240 | #if FROM_INT_SIZE > TO_FIXED_SIZE | |
1241 | #define BIG_SINT_C_TYPE FROM_SINT_C_TYPE | |
1242 | #define BIG_UINT_C_TYPE FROM_UINT_C_TYPE | |
1243 | #define BIG_WIDTH FROM_INT_WIDTH | |
1244 | #else | |
1245 | #define BIG_SINT_C_TYPE TO_SINT_C_TYPE | |
1246 | #define BIG_UINT_C_TYPE TO_UINT_C_TYPE | |
1247 | #define BIG_WIDTH TO_FIXED_WIDTH | |
1248 | #endif | |
1249 | ||
1250 | #define FRACTUNS FRACTUNS_TEMP(FROM_MODE_NAME_S,TO_MODE_NAME_S) | |
1251 | #define SATFRACTUNS SATFRACTUNS_TEMP(FROM_MODE_NAME_S,TO_MODE_NAME_S) | |
1252 | extern TO_FIXED_C_TYPE FRACTUNS (FROM_INT_C_TYPE); | |
1253 | extern TO_FIXED_C_TYPE SATFRACTUNS (FROM_INT_C_TYPE); | |
1254 | #endif /* FROM_TYPE == 2 && TO_TYPE == 4 */ | |
1255 | ||
1256 | /* Define conversions from floating-point to fixed-point. */ | |
1257 | #if FROM_TYPE == 3 && TO_TYPE == 4 | |
1258 | ||
1259 | #define BASE1(NUM) (0x1.0p ## NUM) | |
1260 | #define BASE2(NUM) BASE1(NUM) | |
1261 | #define BASE BASE2(TO_FBITS) | |
1262 | ||
1263 | #define FIXED_MAX1(NUM1,NUM2) (0x1.0p ## NUM1 - 0x1.0p- ## NUM2) | |
1264 | #define FIXED_MAX2(NUM1,NUM2) FIXED_MAX1(NUM1,NUM2) | |
1265 | #define FIXED_MAX FIXED_MAX2(TO_IBITS,TO_FBITS) | |
1266 | ||
1267 | #define FIXED_MIN1(NUM) (-0x1.0p ## NUM) | |
1268 | #define FIXED_MIN2(NUM) FIXED_MIN1(NUM) | |
1269 | #if TO_MODE_UNSIGNED == 0 | |
1270 | #define FIXED_MIN FIXED_MIN2(TO_IBITS) | |
1271 | #else | |
1272 | #define FIXED_MIN 0.0 | |
1273 | #endif | |
1274 | ||
1275 | #define FRACT FRACT_TEMP(FROM_MODE_NAME_S,TO_MODE_NAME_S) | |
1276 | #define SATFRACT SATFRACT_TEMP(FROM_MODE_NAME_S,TO_MODE_NAME_S) | |
1277 | extern TO_FIXED_C_TYPE FRACT (FROM_FLOAT_C_TYPE); | |
1278 | extern TO_FIXED_C_TYPE SATFRACT (FROM_FLOAT_C_TYPE); | |
1279 | #endif /* FROM_TYPE == 3 && TO_TYPE == 4 */ | |
1280 | ||
1281 | #endif /* defined (FROM_MODE_NAME_S) && defined (TO_MODE_NAME_S) */ | |
1282 | ||
1283 | #endif /* _FIXED_BIT_H */ |