10 #define __NEED_float_t
11 #define __NEED_double_t
12 #include <bits/alltypes.h>
14 #if 100*__GNUC__+__GNUC_MINOR__ >= 303
15 #define NAN __builtin_nanf("")
16 #define INFINITY __builtin_inff()
18 #define NAN (0.0f/0.0f)
19 #define INFINITY 1e40f
22 #define HUGE_VALF INFINITY
23 #define HUGE_VAL ((double)INFINITY)
24 #define HUGE_VALL ((long double)INFINITY)
27 #define MATH_ERREXCEPT 2
28 #define math_errhandling 2
30 #define FP_ILOGBNAN (-1-(int)(((unsigned)-1)>>1))
31 #define FP_ILOGB0 FP_ILOGBNAN
36 #define FP_SUBNORMAL 3
39 int __fpclassify(double);
40 int __fpclassifyf(float);
41 int __fpclassifyl(long double);
43 static __inline unsigned __FLOAT_BITS(float __f)
45 union {float __f; unsigned __i;} __u = {__f};
48 static __inline unsigned long long __DOUBLE_BITS(double __f)
50 union {double __f; unsigned long long __i;} __u = {__f};
54 #define fpclassify(x) ( \
55 sizeof(x) == sizeof(float) ? __fpclassifyf(x) : \
56 sizeof(x) == sizeof(double) ? __fpclassify(x) : \
60 sizeof(x) == sizeof(float) ? (__FLOAT_BITS(x) & 0x7fffffff) == 0x7f800000 : \
61 sizeof(x) == sizeof(double) ? (__DOUBLE_BITS(x) & -1ULL>>1) == 0x7ffULL<<52 : \
62 __fpclassifyl(x) == FP_INFINITE)
65 sizeof(x) == sizeof(float) ? (__FLOAT_BITS(x) & 0x7fffffff) > 0x7f800000 : \
66 sizeof(x) == sizeof(double) ? (__DOUBLE_BITS(x) & -1ULL>>1) > 0x7ffULL<<52 : \
67 __fpclassifyl(x) == FP_NAN)
69 #define isnormal(x) ( \
70 sizeof(x) == sizeof(float) ? ((__FLOAT_BITS(x)+0x00800000) & 0x7fffffff) >= 0x01000000 : \
71 sizeof(x) == sizeof(double) ? ((__DOUBLE_BITS(x)+(1ULL<<52)) & -1ULL>>1) >= 1ULL<<53 : \
72 __fpclassifyl(x) == FP_NORMAL)
74 #define isfinite(x) ( \
75 sizeof(x) == sizeof(float) ? (__FLOAT_BITS(x) & 0x7fffffff) < 0x7f800000 : \
76 sizeof(x) == sizeof(double) ? (__DOUBLE_BITS(x) & -1ULL>>1) < 0x7ffULL<<52 : \
77 __fpclassifyl(x) > FP_INFINITE)
79 int __signbit(double);
80 int __signbitf(float);
81 int __signbitl(long double);
83 #define signbit(x) ( \
84 sizeof(x) == sizeof(float) ? (int)(__FLOAT_BITS(x)>>31) : \
85 sizeof(x) == sizeof(double) ? (int)(__DOUBLE_BITS(x)>>63) : \
88 #define isunordered(x,y) (isnan((x)) ? ((void)(y),1) : isnan((y)))
90 #define __ISREL_DEF(rel, op, type) \
91 static __inline int __is##rel(type __x, type __y) \
92 { return !isunordered(__x,__y) && __x op __y; }
94 __ISREL_DEF(lessf, <, float)
95 __ISREL_DEF(less, <, double)
96 __ISREL_DEF(lessl, <, long double)
97 __ISREL_DEF(lessequalf, <=, float)
98 __ISREL_DEF(lessequal, <=, double)
99 __ISREL_DEF(lessequall, <=, long double)
100 __ISREL_DEF(lessgreaterf, !=, float)
101 __ISREL_DEF(lessgreater, !=, double)
102 __ISREL_DEF(lessgreaterl, !=, long double)
103 __ISREL_DEF(greaterf, >, float)
104 __ISREL_DEF(greater, >, double)
105 __ISREL_DEF(greaterl, >, long double)
106 __ISREL_DEF(greaterequalf, >=, float)
107 __ISREL_DEF(greaterequal, >=, double)
108 __ISREL_DEF(greaterequall, >=, long double)
110 #define __tg_pred_2(x, y, p) ( \
111 sizeof((x)+(y)) == sizeof(float) ? p##f(x, y) : \
112 sizeof((x)+(y)) == sizeof(double) ? p(x, y) : \
115 #define isless(x, y) __tg_pred_2(x, y, __isless)
116 #define islessequal(x, y) __tg_pred_2(x, y, __islessequal)
117 #define islessgreater(x, y) __tg_pred_2(x, y, __islessgreater)
118 #define isgreater(x, y) __tg_pred_2(x, y, __isgreater)
119 #define isgreaterequal(x, y) __tg_pred_2(x, y, __isgreaterequal)
123 long double acosl(long double);
125 double acosh(double);
127 long double acoshl(long double);
131 long double asinl(long double);
133 double asinh(double);
135 long double asinhl(long double);
139 long double atanl(long double);
141 double atan2(double, double);
142 float atan2f(float, float);
143 long double atan2l(long double, long double);
145 double atanh(double);
147 long double atanhl(long double);
151 long double cbrtl(long double);
155 long double ceill(long double);
157 double copysign(double, double);
158 float copysignf(float, float);
159 long double copysignl(long double, long double);
163 long double cosl(long double);
167 long double coshl(long double);
171 long double erfl(long double);
175 long double erfcl(long double);
179 long double expl(long double);
183 long double exp2l(long double);
185 double expm1(double);
187 long double expm1l(long double);
191 long double fabsl(long double);
193 double fdim(double, double);
194 float fdimf(float, float);
195 long double fdiml(long double, long double);
197 double floor(double);
199 long double floorl(long double);
201 double fma(double, double, double);
202 float fmaf(float, float, float);
203 long double fmal(long double, long double, long double);
205 double fmax(double, double);
206 float fmaxf(float, float);
207 long double fmaxl(long double, long double);
209 double fmin(double, double);
210 float fminf(float, float);
211 long double fminl(long double, long double);
213 double fmod(double, double);
214 float fmodf(float, float);
215 long double fmodl(long double, long double);
217 double frexp(double, int *);
218 float frexpf(float, int *);
219 long double frexpl(long double, int *);
221 double hypot(double, double);
222 float hypotf(float, float);
223 long double hypotl(long double, long double);
227 int ilogbl(long double);
229 double ldexp(double, int);
230 float ldexpf(float, int);
231 long double ldexpl(long double, int);
233 double lgamma(double);
234 float lgammaf(float);
235 long double lgammal(long double);
237 long long llrint(double);
238 long long llrintf(float);
239 long long llrintl(long double);
241 long long llround(double);
242 long long llroundf(float);
243 long long llroundl(long double);
247 long double logl(long double);
249 double log10(double);
251 long double log10l(long double);
253 double log1p(double);
255 long double log1pl(long double);
259 long double log2l(long double);
263 long double logbl(long double);
267 long lrintl(long double);
271 long lroundl(long double);
273 double modf(double, double *);
274 float modff(float, float *);
275 long double modfl(long double, long double *);
277 double nan(const char *);
278 float nanf(const char *);
279 long double nanl(const char *);
281 double nearbyint(double);
282 float nearbyintf(float);
283 long double nearbyintl(long double);
285 double nextafter(double, double);
286 float nextafterf(float, float);
287 long double nextafterl(long double, long double);
289 double nexttoward(double, long double);
290 float nexttowardf(float, long double);
291 long double nexttowardl(long double, long double);
293 double pow(double, double);
294 float powf(float, float);
295 long double powl(long double, long double);
297 double remainder(double, double);
298 float remainderf(float, float);
299 long double remainderl(long double, long double);
301 double remquo(double, double, int *);
302 float remquof(float, float, int *);
303 long double remquol(long double, long double, int *);
307 long double rintl(long double);
309 double round(double);
311 long double roundl(long double);
313 double scalbln(double, long);
314 float scalblnf(float, long);
315 long double scalblnl(long double, long);
317 double scalbn(double, int);
318 float scalbnf(float, int);
319 long double scalbnl(long double, int);
323 long double sinl(long double);
327 long double sinhl(long double);
331 long double sqrtl(long double);
335 long double tanl(long double);
339 long double tanhl(long double);
341 double tgamma(double);
342 float tgammaf(float);
343 long double tgammal(long double);
345 double trunc(double);
347 long double truncl(long double);
350 #if defined(_XOPEN_SOURCE) || defined(_BSD_SOURCE)
352 #define MAXFLOAT 3.40282347e+38F
355 #if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
356 #define M_E 2.7182818284590452354 /* e */
357 #define M_LOG2E 1.4426950408889634074 /* log_2 e */
358 #define M_LOG10E 0.43429448190325182765 /* log_10 e */
359 #define M_LN2 0.69314718055994530942 /* log_e 2 */
360 #define M_LN10 2.30258509299404568402 /* log_e 10 */
361 #define M_PI 3.14159265358979323846 /* pi */
362 #define M_PI_2 1.57079632679489661923 /* pi/2 */
363 #define M_PI_4 0.78539816339744830962 /* pi/4 */
364 #define M_1_PI 0.31830988618379067154 /* 1/pi */
365 #define M_2_PI 0.63661977236758134308 /* 2/pi */
366 #define M_2_SQRTPI 1.12837916709551257390 /* 2/sqrt(pi) */
367 #define M_SQRT2 1.41421356237309504880 /* sqrt(2) */
368 #define M_SQRT1_2 0.70710678118654752440 /* 1/sqrt(2) */
374 double jn(int, double);
378 double yn(int, double);
381 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
382 #define HUGE 3.40282347e+38F
384 double scalb(double, double);
385 float scalbf(float, float);
387 double significand(double);
388 float significandf(float);
390 double lgamma_r(double, int*);
391 float lgammaf_r(float, int*);
395 float jnf(int, float);
399 float ynf(int, float);
403 long double lgammal_r(long double, int*);
405 void sincos(double, double*, double*);
406 void sincosf(float, float*, float*);
407 void sincosl(long double, long double*, long double*);
409 double exp10(double);
411 long double exp10l(long double);
413 double pow10(double);
415 long double pow10l(long double);