1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21 /*
22 * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
23 */
24 /*
25 * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
26 * Use is subject to license terms.
27 */
28
29 #ifndef _ISO_MATH_C99_H
30 #define _ISO_MATH_C99_H
31
32 #include <sys/isa_defs.h>
33 #include <sys/feature_tests.h>
34
35 #ifdef __cplusplus
36 extern "C" {
37 #endif
38
39 #undef FP_ZERO
40 #define FP_ZERO 0
41 #undef FP_SUBNORMAL
42 #define FP_SUBNORMAL 1
43 #undef FP_NORMAL
44 #define FP_NORMAL 2
45 #undef FP_INFINITE
46 #define FP_INFINITE 3
47 #undef FP_NAN
48 #define FP_NAN 4
49
50 #if defined(_STDC_C99) || _XOPEN_SOURCE - 0 >= 600 || defined(__C99FEATURES__)
51 #if defined(__GNUC__)
52 #undef HUGE_VAL
53 #define HUGE_VAL (__builtin_huge_val())
54 #undef HUGE_VALF
55 #define HUGE_VALF (__builtin_huge_valf())
56 #undef HUGE_VALL
57 #define HUGE_VALL (__builtin_huge_vall())
58 #undef INFINITY
59 #define INFINITY (__builtin_inff())
60 #undef NAN
61 #define NAN (__builtin_nanf(""))
62
63 /*
64 * C99 7.12.3 classification macros
65 */
66 #undef isnan
67 #undef isinf
68 #if __GNUC__ >= 4
69 #define isnan(x) __builtin_isnan(x)
70 #define isinf(x) __builtin_isinf(x)
71 #define fpclassify(x) __builtin_fpclassify(FP_NAN, FP_INFINITE, FP_NORMAL, \
72 FP_SUBNORMAL, FP_ZERO, x)
73 #define isfinite(x) __builtin_isfinite(x)
74 #define isnormal(x) __builtin_isnormal(x)
75 #define signbit(x) __builtin_signbit(x)
76 #else /* __GNUC__ >= 4 */
77 #define isnan(x) __extension__( \
78 { __typeof(x) __x_n = (x); \
79 __builtin_isunordered(__x_n, __x_n); })
80 #define isinf(x) __extension__( \
81 { __typeof(x) __x_i = (x); \
82 __x_i == (__typeof(__x_i)) INFINITY || \
83 __x_i == (__typeof(__x_i)) (-INFINITY); })
84 #undef isfinite
85 #define isfinite(x) __extension__( \
86 { __typeof(x) __x_f = (x); \
87 !isnan(__x_f) && !isinf(__x_f); })
88 #undef isnormal
89 #define isnormal(x) __extension__( \
90 { __typeof(x) __x_r = (x); isfinite(__x_r) && \
91 (sizeof (__x_r) == sizeof (float) ? \
92 __builtin_fabsf(__x_r) >= __FLT_MIN__ : \
93 sizeof (__x_r) == sizeof (double) ? \
94 __builtin_fabs(__x_r) >= __DBL_MIN__ : \
95 __builtin_fabsl(__x_r) >= __LDBL_MIN__); })
96 #undef fpclassify
97 #define fpclassify(x) __extension__( \
98 { __typeof(x) __x_c = (x); \
99 isnan(__x_c) ? FP_NAN : \
100 isinf(__x_c) ? FP_INFINITE : \
101 isnormal(__x_c) ? FP_NORMAL : \
102 __x_c == (__typeof(__x_c)) 0 ? FP_ZERO : \
103 FP_SUBNORMAL; })
104 #undef signbit
105 #if defined(_BIG_ENDIAN)
106 #define signbit(x) __extension__( \
107 { __typeof(x) __x_s = (x); \
108 (int)(*(unsigned *)&__x_s >> 31); })
109 #elif defined(_LITTLE_ENDIAN)
110 #define signbit(x) __extension__( \
111 { __typeof(x) __x_s = (x); \
112 (sizeof (__x_s) == sizeof (float) ? \
113 (int)(*(unsigned *)&__x_s >> 31) : \
114 sizeof (__x_s) == sizeof (double) ? \
115 (int)(((unsigned *)&__x_s)[1] >> 31) : \
116 (int)(((unsigned short *)&__x_s)[4] >> 15)); })
117 #endif /* defined(_BIG_ENDIAN) */
118 #endif /* __GNUC__ >= 4 */
119
120 /*
121 * C99 7.12.14 comparison macros
122 */
123 #undef isgreater
124 #define isgreater(x, y) __builtin_isgreater(x, y)
125 #undef isgreaterequal
126 #define isgreaterequal(x, y) __builtin_isgreaterequal(x, y)
127 #undef isless
128 #define isless(x, y) __builtin_isless(x, y)
129 #undef islessequal
130 #define islessequal(x, y) __builtin_islessequal(x, y)
131 #undef islessgreater
132 #define islessgreater(x, y) __builtin_islessgreater(x, y)
133 #undef isunordered
134 #define isunordered(x, y) __builtin_isunordered(x, y)
135 #else /* defined(__GNUC__) */
136 #undef HUGE_VAL
137 #define HUGE_VAL __builtin_huge_val
138 #undef HUGE_VALF
139 #define HUGE_VALF __builtin_huge_valf
140 #undef HUGE_VALL
141 #define HUGE_VALL __builtin_huge_vall
142 #undef INFINITY
143 #define INFINITY __builtin_infinity
144 #undef NAN
145 #define NAN __builtin_nan
146
147 /*
148 * C99 7.12.3 classification macros
149 */
150 #undef fpclassify
151 #define fpclassify(x) __builtin_fpclassify(x)
152 #undef isfinite
153 #define isfinite(x) __builtin_isfinite(x)
154 #undef isinf
155 #define isinf(x) __builtin_isinf(x)
156 #undef isnan
157 #define isnan(x) __builtin_isnan(x)
158 #undef isnormal
159 #define isnormal(x) __builtin_isnormal(x)
160 #undef signbit
161 #define signbit(x) __builtin_signbit(x)
162
163 /*
164 * C99 7.12.14 comparison macros
165 */
166 #undef isgreater
167 #define isgreater(x, y) ((x) __builtin_isgreater(y))
168 #undef isgreaterequal
169 #define isgreaterequal(x, y) ((x) __builtin_isgreaterequal(y))
170 #undef isless
171 #define isless(x, y) ((x) __builtin_isless(y))
172 #undef islessequal
173 #define islessequal(x, y) ((x) __builtin_islessequal(y))
174 #undef islessgreater
175 #define islessgreater(x, y) ((x) __builtin_islessgreater(y))
176 #undef isunordered
177 #define isunordered(x, y) ((x) __builtin_isunordered(y))
178 #endif /* defined(__GNUC__) */
179 #endif /* defined(_STDC_C99) || _XOPEN_SOURCE - 0 >= 600 || ... */
180
181 #if defined(__EXTENSIONS__) || defined(_STDC_C99) || \
182 (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) || \
183 defined(__C99FEATURES__)
184 #if defined(__FLT_EVAL_METHOD__) && __FLT_EVAL_METHOD__ - 0 == 0
185 typedef float float_t;
186 typedef double double_t;
187 #elif __FLT_EVAL_METHOD__ - 0 == 1
188 typedef double float_t;
189 typedef double double_t;
190 #elif __FLT_EVAL_METHOD__ - 0 == 2
191 typedef long double float_t;
192 typedef long double double_t;
193 #elif defined(__sparc) || defined(__amd64)
194 typedef float float_t;
195 typedef double double_t;
196 #elif defined(__i386)
197 typedef long double float_t;
198 typedef long double double_t;
199 #endif
200
201 #undef FP_ILOGB0
202 #define FP_ILOGB0 (-2147483647)
203 #undef FP_ILOGBNAN
204 #define FP_ILOGBNAN 2147483647
205
206 #undef MATH_ERRNO
207 #define MATH_ERRNO 1
208 #undef MATH_ERREXCEPT
209 #define MATH_ERREXCEPT 2
210 #undef math_errhandling
211 #define math_errhandling MATH_ERREXCEPT
212
213 extern double acosh(double);
214 extern double asinh(double);
215 extern double atanh(double);
216
217 extern double exp2(double);
218 extern double expm1(double);
219 extern int ilogb(double);
220 extern double log1p(double);
221 extern double log2(double);
222 extern double logb(double);
223 extern double scalbn(double, int);
224 extern double scalbln(double, long int);
225
226 extern double cbrt(double);
227 extern double hypot(double, double);
228
229 extern double erf(double);
230 extern double erfc(double);
231 extern double lgamma(double);
232 extern double tgamma(double);
233
234 extern double nearbyint(double);
235 extern double rint(double);
236 extern long int lrint(double);
237 extern double round(double);
238 extern long int lround(double);
239 extern double trunc(double);
240
241 extern double remainder(double, double);
242 extern double remquo(double, double, int *);
243
244 extern double copysign(double, double);
245 extern double nan(const char *);
246 extern double nextafter(double, double);
247 extern double nexttoward(double, long double);
248
249 extern double fdim(double, double);
250 extern double fmax(double, double);
251 extern double fmin(double, double);
252
253 extern double fma(double, double, double);
254
255 extern float acosf(float);
256 extern float asinf(float);
257 extern float atanf(float);
258 extern float atan2f(float, float);
259 extern float cosf(float);
260 extern float sinf(float);
261 extern float tanf(float);
262
263 extern float acoshf(float);
264 extern float asinhf(float);
265 extern float atanhf(float);
266 extern float coshf(float);
267 extern float sinhf(float);
268 extern float tanhf(float);
269
270 extern float expf(float);
271 extern float exp2f(float);
272 extern float expm1f(float);
273 extern float frexpf(float, int *);
274 extern int ilogbf(float);
275 extern float ldexpf(float, int);
276 extern float logf(float);
277 extern float log10f(float);
278 extern float log1pf(float);
279 extern float log2f(float);
280 extern float logbf(float);
281 extern float modff(float, float *);
282 extern float scalbnf(float, int);
283 extern float scalblnf(float, long int);
284
285 extern float cbrtf(float);
286 extern float fabsf(float);
287 extern float hypotf(float, float);
288 extern float powf(float, float);
289 extern float sqrtf(float);
290
291 extern float erff(float);
292 extern float erfcf(float);
293 extern float lgammaf(float);
294 extern float tgammaf(float);
295
296 extern float ceilf(float);
297 extern float floorf(float);
298 extern float nearbyintf(float);
299 extern float rintf(float);
300 extern long int lrintf(float);
301 extern float roundf(float);
302 extern long int lroundf(float);
303 extern float truncf(float);
304
305 extern float fmodf(float, float);
306 extern float remainderf(float, float);
307 extern float remquof(float, float, int *);
308
309 extern float copysignf(float, float);
310 extern float nanf(const char *);
311 extern float nextafterf(float, float);
312 extern float nexttowardf(float, long double);
313
314 extern float fdimf(float, float);
315 extern float fmaxf(float, float);
316 extern float fminf(float, float);
317
318 extern float fmaf(float, float, float);
319
320 extern long double acosl(long double);
321 extern long double asinl(long double);
322 extern long double atanl(long double);
323 extern long double atan2l(long double, long double);
324 extern long double cosl(long double);
325 extern long double sinl(long double);
326 extern long double tanl(long double);
327
328 extern long double acoshl(long double);
329 extern long double asinhl(long double);
330 extern long double atanhl(long double);
331 extern long double coshl(long double);
332 extern long double sinhl(long double);
333 extern long double tanhl(long double);
334
335 extern long double expl(long double);
336 extern long double exp2l(long double);
337 extern long double expm1l(long double);
338 extern long double frexpl(long double, int *);
339 extern int ilogbl(long double);
340 extern long double ldexpl(long double, int);
341 extern long double logl(long double);
342 extern long double log10l(long double);
343 extern long double log1pl(long double);
344 extern long double log2l(long double);
345 extern long double logbl(long double);
346 extern long double modfl(long double, long double *);
347 extern long double scalbnl(long double, int);
348 extern long double scalblnl(long double, long int);
349
350 extern long double cbrtl(long double);
351 extern long double fabsl(long double);
352 extern long double hypotl(long double, long double);
353 extern long double powl(long double, long double);
354 extern long double sqrtl(long double);
355
356 extern long double erfl(long double);
357 extern long double erfcl(long double);
358 extern long double lgammal(long double);
359 extern long double tgammal(long double);
360
361 extern long double ceill(long double);
362 extern long double floorl(long double);
363 extern long double nearbyintl(long double);
364 extern long double rintl(long double);
365 extern long int lrintl(long double);
366 extern long double roundl(long double);
367 extern long int lroundl(long double);
368 extern long double truncl(long double);
369
370 extern long double fmodl(long double, long double);
371 extern long double remainderl(long double, long double);
372 extern long double remquol(long double, long double, int *);
373
374 extern long double copysignl(long double, long double);
375 extern long double nanl(const char *);
376 extern long double nextafterl(long double, long double);
377 extern long double nexttowardl(long double, long double);
378
379 extern long double fdiml(long double, long double);
380 extern long double fmaxl(long double, long double);
381 extern long double fminl(long double, long double);
382
383 extern long double fmal(long double, long double, long double);
384
385 #if !defined(_STRICT_STDC) && !defined(_NO_LONGLONG) || defined(_STDC_C99) || \
386 defined(__C99FEATURES__)
387 extern long long int llrint(double);
388 extern long long int llround(double);
389
390 extern long long int llrintf(float);
391 extern long long int llroundf(float);
392
393 extern long long int llrintl(long double);
394 extern long long int llroundl(long double);
395 #endif
396
397 #if !defined(__cplusplus)
398 #pragma does_not_read_global_data(asinh, exp2, expm1)
399 #pragma does_not_read_global_data(ilogb, log2)
400 #pragma does_not_read_global_data(scalbn, scalbln, cbrt)
401 #pragma does_not_read_global_data(erf, erfc, tgamma)
402 #pragma does_not_read_global_data(nearbyint, rint, lrint, round, lround, trunc)
403 #pragma does_not_read_global_data(remquo)
404 #pragma does_not_read_global_data(copysign, nan, nexttoward)
405 #pragma does_not_read_global_data(fdim, fmax, fmin, fma)
406 #pragma does_not_write_global_data(asinh, exp2, expm1)
407 #pragma does_not_write_global_data(ilogb, log2)
408 #pragma does_not_write_global_data(scalbn, scalbln, cbrt)
409 #pragma does_not_write_global_data(erf, erfc, tgamma)
410 #pragma does_not_write_global_data(nearbyint, rint, lrint, round, lround, trunc)
411 #pragma does_not_write_global_data(copysign, nan, nexttoward)
412 #pragma does_not_write_global_data(fdim, fmax, fmin, fma)
413
414 #pragma does_not_read_global_data(acosf, asinf, atanf, atan2f)
415 #pragma does_not_read_global_data(cosf, sinf, tanf)
416 #pragma does_not_read_global_data(acoshf, asinhf, atanhf, coshf, sinhf, tanhf)
417 #pragma does_not_read_global_data(expf, exp2f, expm1f, frexpf, ilogbf, ldexpf)
418 #pragma does_not_read_global_data(logf, log10f, log1pf, log2f, logbf)
419 #pragma does_not_read_global_data(modff, scalbnf, scalblnf)
420 #pragma does_not_read_global_data(cbrtf, fabsf, hypotf, powf, sqrtf)
421 #pragma does_not_read_global_data(erff, erfcf, lgammaf, tgammaf)
422 #pragma does_not_read_global_data(ceilf, floorf, nearbyintf)
423 #pragma does_not_read_global_data(rintf, lrintf, roundf, lroundf, truncf)
424 #pragma does_not_read_global_data(fmodf, remainderf, remquof)
425 #pragma does_not_read_global_data(copysignf, nanf, nextafterf, nexttowardf)
426 #pragma does_not_read_global_data(fdimf, fmaxf, fminf, fmaf)
427 #pragma does_not_write_global_data(acosf, asinf, atanf, atan2f)
428 #pragma does_not_write_global_data(cosf, sinf, tanf)
429 #pragma does_not_write_global_data(acoshf, asinhf, atanhf, coshf, sinhf, tanhf)
430 #pragma does_not_write_global_data(expf, exp2f, expm1f, ilogbf, ldexpf)
431 #pragma does_not_write_global_data(logf, log10f, log1pf, log2f, logbf)
432 #pragma does_not_write_global_data(cbrtf, fabsf, hypotf, powf, sqrtf)
433 #pragma does_not_write_global_data(erff, erfcf, tgammaf)
434 #pragma does_not_write_global_data(ceilf, floorf, nearbyintf)
435 #pragma does_not_write_global_data(rintf, lrintf, roundf, lroundf, truncf)
436 #pragma does_not_write_global_data(fmodf, remainderf)
437 #pragma does_not_write_global_data(copysignf, nanf, nextafterf, nexttowardf)
438 #pragma does_not_write_global_data(fdimf, fmaxf, fminf, fmaf)
439
440 #pragma does_not_read_global_data(acosl, asinl, atanl, atan2l)
441 #pragma does_not_read_global_data(cosl, sinl, tanl)
442 #pragma does_not_read_global_data(acoshl, asinhl, atanhl, coshl, sinhl, tanhl)
443 #pragma does_not_read_global_data(expl, exp2l, expm1l, frexpl, ilogbl, ldexpl)
444 #pragma does_not_read_global_data(logl, log10l, log1pl, log2l, logbl)
445 #pragma does_not_read_global_data(modfl, scalbnl, scalblnl)
446 #pragma does_not_read_global_data(cbrtl, fabsl, hypotl, powl, sqrtl)
447 #pragma does_not_read_global_data(erfl, erfcl, lgammal, tgammal)
448 #pragma does_not_read_global_data(ceill, floorl, nearbyintl)
449 #pragma does_not_read_global_data(rintl, lrintl, roundl, lroundl, truncl)
450 #pragma does_not_read_global_data(fmodl, remainderl, remquol)
451 #pragma does_not_read_global_data(copysignl, nanl, nextafterl, nexttowardl)
452 #pragma does_not_read_global_data(fdiml, fmaxl, fminl, fmal)
453 #pragma does_not_write_global_data(acosl, asinl, atanl, atan2l)
454 #pragma does_not_write_global_data(cosl, sinl, tanl)
455 #pragma does_not_write_global_data(acoshl, asinhl, atanhl, coshl, sinhl, tanhl)
456 #pragma does_not_write_global_data(expl, exp2l, expm1l, ilogbl, ldexpl)
457 #pragma does_not_write_global_data(logl, log10l, log1pl, log2l, logbl)
458 #pragma does_not_write_global_data(cbrtl, fabsl, hypotl, powl, sqrtl)
459 #pragma does_not_write_global_data(erfl, erfcl, tgammal)
460 #pragma does_not_write_global_data(ceill, floorl, nearbyintl)
461 #pragma does_not_write_global_data(rintl, lrintl, roundl, lroundl, truncl)
462 #pragma does_not_write_global_data(fmodl, remainderl)
463 #pragma does_not_write_global_data(copysignl, nanl, nextafterl, nexttowardl)
464 #pragma does_not_write_global_data(fdiml, fmaxl, fminl, fmal)
465
466 #if !defined(_STRICT_STDC) && !defined(_NO_LONGLONG) || defined(_STDC_C99) || \
467 defined(__C99FEATURES__)
468 #pragma does_not_read_global_data(llrint, llround)
469 #pragma does_not_read_global_data(llrintf, llroundf, llrintl, llroundl)
470 #pragma does_not_write_global_data(llrint, llround)
471 #pragma does_not_write_global_data(llrintf, llroundf, llrintl, llroundl)
472 #endif
473 #endif /* !defined(__cplusplus) */
474
475 #if defined(__MATHERR_ERRNO_DONTCARE)
476 #pragma does_not_read_global_data(acosh, atanh, hypot, lgamma, log1p, logb)
477 #pragma does_not_read_global_data(nextafter, remainder)
478 #pragma does_not_write_global_data(acosh, atanh, hypot, log1p, logb)
479 #pragma does_not_write_global_data(nextafter, remainder)
480
481 #pragma no_side_effect(acosh, asinh, atanh, exp2, expm1)
482 #pragma no_side_effect(ilogb, log1p, log2, logb)
483 #pragma no_side_effect(scalbn, scalbln, cbrt, hypot)
484 #pragma no_side_effect(erf, erfc, tgamma)
485 #pragma no_side_effect(nearbyint, rint, lrint, round, lround, trunc)
486 #pragma no_side_effect(remainder)
487 #pragma no_side_effect(copysign, nan, nextafter, nexttoward)
488 #pragma no_side_effect(fdim, fmax, fmin, fma)
489
490 #pragma no_side_effect(acosf, asinf, atanf, atan2f)
491 #pragma no_side_effect(cosf, sinf, tanf, coshf, sinhf, tanhf)
492 #pragma no_side_effect(acoshf, asinhf, atanhf, coshf, sinhf, tanhf)
493 #pragma no_side_effect(expf, exp2f, expm1f, ilogbf, ldexpf)
494 #pragma no_side_effect(logf, log10f, log1pf, log2f, logbf)
495 #pragma no_side_effect(cbrtf, fabsf, hypotf, powf, sqrtf)
496 #pragma no_side_effect(erff, erfcf, tgammaf)
497 #pragma no_side_effect(ceilf, floorf, nearbyintf)
498 #pragma no_side_effect(rintf, lrintf, roundf, lroundf, truncf)
499 #pragma no_side_effect(fmodf, remainderf)
500 #pragma no_side_effect(copysignf, nanf, nextafterf, nexttowardf)
501 #pragma no_side_effect(fdimf, fmaxf, fminf, fmaf)
502
503 #pragma no_side_effect(acosl, asinl, atanl, atan2l)
504 #pragma no_side_effect(cosl, sinl, tanl, coshl, sinhl, tanhl)
505 #pragma no_side_effect(acoshl, asinhl, atanhl, coshl, sinhl, tanhl)
506 #pragma no_side_effect(expl, exp2l, expm1l, ilogbl, ldexpl)
507 #pragma no_side_effect(logl, log10l, log1pl, log2l, logbl)
508 #pragma no_side_effect(cbrtl, fabsl, hypotl, powl, sqrtl)
509 #pragma no_side_effect(erfl, erfcl, tgammal)
510 #pragma no_side_effect(ceill, floorl, nearbyintl)
511 #pragma no_side_effect(rintl, lrintl, roundl, lroundl, truncl)
512 #pragma no_side_effect(fmodl, remainderl)
513 #pragma no_side_effect(copysignl, nanl, nextafterl, nexttowardl)
514 #pragma no_side_effect(fdiml, fmaxl, fminl, fmal)
515
516 #if !defined(_STRICT_STDC) && !defined(_NO_LONGLONG) || defined(_STDC_C99) || \
517 defined(__C99FEATURES__)
518 #pragma no_side_effect(llrint, llround, llrintf, llroundf, llrintl, llroundl)
519 #endif
520 #endif /* defined(__MATHERR_ERRNO_DONTCARE) */
521 #endif /* defined(__EXTENSIONS__) || defined(_STDC_C99) || ... */
522
523 #ifdef __cplusplus
524 }
525 #endif
526
527 #endif /* _ISO_MATH_C99_H */