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math.h (131851) math.h (131852)
1/*
2 * ====================================================
3 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
4 *
5 * Developed at SunPro, a Sun Microsystems, Inc. business.
6 * Permission to use, copy, modify, and distribute this
7 * software is freely granted, provided that this notice
8 * is preserved.
9 * ====================================================
10 */
11
12/*
13 * from: @(#)fdlibm.h 5.1 93/09/24
1/*
2 * ====================================================
3 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
4 *
5 * Developed at SunPro, a Sun Microsystems, Inc. business.
6 * Permission to use, copy, modify, and distribute this
7 * software is freely granted, provided that this notice
8 * is preserved.
9 * ====================================================
10 */
11
12/*
13 * from: @(#)fdlibm.h 5.1 93/09/24
14 * $FreeBSD: head/lib/msun/src/math.h 131851 2004-07-09 03:31:09Z das $
14 * $FreeBSD: head/lib/msun/src/math.h 131852 2004-07-09 03:32:40Z das $
15 */
16
17#ifndef _MATH_H_
18#define _MATH_H_
19
20#include <sys/cdefs.h>
21#include <sys/_types.h>
22#include <machine/_limits.h>

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74#define FP_NORMAL 0x04
75#define FP_SUBNORMAL 0x08
76#define FP_ZERO 0x10
77#define fpclassify(x) \
78 ((sizeof (x) == sizeof (float)) ? __fpclassifyf(x) \
79 : (sizeof (x) == sizeof (double)) ? __fpclassifyd(x) \
80 : __fpclassifyl(x))
81
15 */
16
17#ifndef _MATH_H_
18#define _MATH_H_
19
20#include <sys/cdefs.h>
21#include <sys/_types.h>
22#include <machine/_limits.h>

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74#define FP_NORMAL 0x04
75#define FP_SUBNORMAL 0x08
76#define FP_ZERO 0x10
77#define fpclassify(x) \
78 ((sizeof (x) == sizeof (float)) ? __fpclassifyf(x) \
79 : (sizeof (x) == sizeof (double)) ? __fpclassifyd(x) \
80 : __fpclassifyl(x))
81
82#define isfinite(x) ((fpclassify(x) & (FP_INFINITE|FP_NAN)) == 0)
83#define isinf(x) (fpclassify(x) == FP_INFINITE)
84#define isnan(x) (fpclassify(x) == FP_NAN)
85#define isnormal(x) (fpclassify(x) == FP_NORMAL)
82#define isfinite(x) \
83 ((sizeof (x) == sizeof (float)) ? __isfinitef(x) \
84 : (sizeof (x) == sizeof (double)) ? __isfinite(x) \
85 : __isfinitel(x))
86#define isinf(x) \
87 ((sizeof (x) == sizeof (float)) ? __isinff(x) \
88 : (sizeof (x) == sizeof (double)) ? isinf(x) \
89 : __isinfl(x))
90#define isnan(x) \
91 ((sizeof (x) == sizeof (float)) ? isnanf(x) \
92 : (sizeof (x) == sizeof (double)) ? isnan(x) \
93 : __isnanl(x))
94#define isnormal(x) \
95 ((sizeof (x) == sizeof (float)) ? __isnormalf(x) \
96 : (sizeof (x) == sizeof (double)) ? __isnormal(x) \
97 : __isnormall(x))
86
87#ifdef __MATH_BUILTIN_RELOPS
88#define isgreater(x, y) __builtin_isgreater((x), (y))
89#define isgreaterequal(x, y) __builtin_isgreaterequal((x), (y))
90#define isless(x, y) __builtin_isless((x), (y))
91#define islessequal(x, y) __builtin_islessequal((x), (y))
92#define islessgreater(x, y) __builtin_islessgreater((x), (y))
93#define isunordered(x, y) __builtin_isunordered((x), (y))

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156 int type;
157 char *name;
158 double arg1;
159 double arg2;
160 double retval;
161};
162#endif
163
98
99#ifdef __MATH_BUILTIN_RELOPS
100#define isgreater(x, y) __builtin_isgreater((x), (y))
101#define isgreaterequal(x, y) __builtin_isgreaterequal((x), (y))
102#define isless(x, y) __builtin_isless((x), (y))
103#define islessequal(x, y) __builtin_islessequal((x), (y))
104#define islessgreater(x, y) __builtin_islessgreater((x), (y))
105#define isunordered(x, y) __builtin_isunordered((x), (y))

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168 int type;
169 char *name;
170 double arg1;
171 double arg2;
172 double retval;
173};
174#endif
175
164#define isnanf(x) isnan(x)
165
166#if 0
167/* Old value from 4.4BSD-Lite math.h; this is probably better. */
168#define HUGE HUGE_VAL
169#else
170#define HUGE MAXFLOAT
171#endif
172
173#define X_TLOSS 1.41484755040568800000e+16 /* pi*2**52 */

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190 */
191__BEGIN_DECLS
192/*
193 * ANSI/POSIX
194 */
195int __fpclassifyd(double) __pure2;
196int __fpclassifyf(float) __pure2;
197int __fpclassifyl(long double) __pure2;
176#if 0
177/* Old value from 4.4BSD-Lite math.h; this is probably better. */
178#define HUGE HUGE_VAL
179#else
180#define HUGE MAXFLOAT
181#endif
182
183#define X_TLOSS 1.41484755040568800000e+16 /* pi*2**52 */

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200 */
201__BEGIN_DECLS
202/*
203 * ANSI/POSIX
204 */
205int __fpclassifyd(double) __pure2;
206int __fpclassifyf(float) __pure2;
207int __fpclassifyl(long double) __pure2;
208int __isfinitef(float) __pure2;
209int __isfinite(double) __pure2;
210int __isfinitel(long double) __pure2;
211int __isinff(float) __pure2;
212int __isinfl(long double) __pure2;
213int __isnanl(long double) __pure2;
214int __isnormalf(float) __pure2;
215int __isnormal(double) __pure2;
216int __isnormall(long double) __pure2;
198int __signbit(double) __pure2;
199
200double acos(double);
201double asin(double);
202double atan(double);
203double atan2(double, double);
204double cos(double);
205double sin(double);

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236double erf(double);
237double erfc(double) __pure2;
238double expm1(double) __pure2;
239double fdim(double, double);
240double fmax(double, double) __pure2;
241double fmin(double, double) __pure2;
242double hypot(double, double);
243int ilogb(double);
217int __signbit(double) __pure2;
218
219double acos(double);
220double asin(double);
221double atan(double);
222double atan2(double, double);
223double cos(double);
224double sin(double);

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255double erf(double);
256double erfc(double) __pure2;
257double expm1(double) __pure2;
258double fdim(double, double);
259double fmax(double, double) __pure2;
260double fmin(double, double) __pure2;
261double hypot(double, double);
262int ilogb(double);
263int (isinf)(double) __pure2;
264int (isnan)(double) __pure2;
244double lgamma(double);
245double log1p(double) __pure2;
246double logb(double) __pure2;
247double nearbyint(double) __pure2;
248double nextafter(double, double);
249double remainder(double, double);
250double rint(double) __pure2;
251double round(double);

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274#endif
275
276/*
277 * BSD math library entry points
278 */
279#if __BSD_VISIBLE
280double drem(double, double);
281int finite(double) __pure2;
265double lgamma(double);
266double log1p(double) __pure2;
267double logb(double) __pure2;
268double nearbyint(double) __pure2;
269double nextafter(double, double);
270double remainder(double, double);
271double rint(double) __pure2;
272double round(double);

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295#endif
296
297/*
298 * BSD math library entry points
299 */
300#if __BSD_VISIBLE
301double drem(double, double);
302int finite(double) __pure2;
303int isnanf(float) __pure2;
282
283/*
284 * Reentrant version of gamma & lgamma; passes signgam back by reference
285 * as the second argument; user must allocate space for signgam.
286 */
287double gamma_r(double, int *);
288double lgamma_r(double, int *);
289

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305/*
306 * Reentrant version of gamma & lgamma; passes signgam back by reference
307 * as the second argument; user must allocate space for signgam.
308 */
309double gamma_r(double, int *);
310double lgamma_r(double, int *);
311

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