diff options
Diffstat (limited to 'sysdeps/generic/mathimpl.h')
| -rw-r--r-- | sysdeps/generic/mathimpl.h | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/sysdeps/generic/mathimpl.h b/sysdeps/generic/mathimpl.h deleted file mode 100644 index a2c963d288..0000000000 --- a/sysdeps/generic/mathimpl.h +++ /dev/null @@ -1,127 +0,0 @@ -/* This part here added by roland@prep.ai.mit.edu for the GNU C library. */ - -#include <math.h> /* Done first so we can #undef. */ -#include <endian.h> -#if __BYTE_ORDER == __LITTLE_ENDIAN -#undef national -#define national -#endif - -#undef isinf -#define isinf __isinf -#undef isnan -#define isnan __isnan -#undef infnan -#define infnan __infnan -#undef copysign -#define copysign __copysign -#undef scalb -#define scalb __scalb -#undef drem -#define drem __drem -#undef logb -#define logb __logb -#undef __finite -#undef finite -#define finite __finite -#undef expm1 -#define expm1 __expm1 - -/* - * Copyright (c) 1988, 1993 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * @(#)mathimpl.h 8.1 (Berkeley) 6/4/93 - */ - -#include <sys/cdefs.h> -#include <math.h> - -#if defined(vax)||defined(tahoe) - -/* Deal with different ways to concatenate in cpp */ -# ifdef __STDC__ -# define cat3(a,b,c) a ## b ## c -# else -# define cat3(a,b,c) a/**/b/**/c -# endif - -/* Deal with vax/tahoe byte order issues */ -# ifdef vax -# define cat3t(a,b,c) cat3(a,b,c) -# else -# define cat3t(a,b,c) cat3(a,c,b) -# endif - -# define vccast(name) (*(const double *)(cat3(name,,x))) - - /* - * Define a constant to high precision on a Vax or Tahoe. - * - * Args are the name to define, the decimal floating point value, - * four 16-bit chunks of the float value in hex - * (because the vax and tahoe differ in float format!), the power - * of 2 of the hex-float exponent, and the hex-float mantissa. - * Most of these arguments are not used at compile time; they are - * used in a post-check to make sure the constants were compiled - * correctly. - * - * People who want to use the constant will have to do their own - * #define foo vccast(foo) - * since CPP cannot do this for them from inside another macro (sigh). - * We define "vccast" if this needs doing. - */ -# define vc(name, value, x1,x2,x3,x4, bexp, xval) \ - const static long cat3(name,,x)[] = {cat3t(0x,x1,x2), cat3t(0x,x3,x4)}; - -# define ic(name, value, bexp, xval) ; - -#else /* vax or tahoe */ - - /* Hooray, we have an IEEE machine */ -# undef vccast -# define vc(name, value, x1,x2,x3,x4, bexp, xval) ; - -# define ic(name, value, bexp, xval) \ - const static double name = value; - -#endif /* defined(vax)||defined(tahoe) */ - - -/* - * Functions internal to the math package, yet not static. - */ -extern double __exp__E(); -extern double __log__L(); - -struct Double {double a, b;}; -double __exp__D __P((double, double)); -struct Double __log__D __P((double)); |