-#define FUNC __ieee754_atan2
-#include <e_fmod.c>
+/* Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#define __LIBC_M81_MATH_INLINES
+#include <math.h>
+#include "math_private.h"
+
+#ifndef SUFF
+#define SUFF
+#endif
+#ifndef float_type
+#define float_type double
+#endif
+
+#define __CONCATX(a,b) __CONCAT(a,b)
+
+float_type
+__CONCATX(__ieee754_atan2,SUFF) (float_type y, float_type x)
+{
+ float_type pi, pi_2, z;
+
+ __asm ("fmovecr%.x %#0, %0" : "=f" (pi));
+ __asm ("fscale%.w %#-1, %0" : "=f" (pi_2) : "0" (pi));
+ if (x != x || y != y)
+ z = x + y;
+ else if (y == 0)
+ {
+ if (signbit (x))
+ z = signbit (y) ? -pi : pi;
+ else
+ z = y;
+ }
+ else if (__m81_u(__CONCATX(__isinf,SUFF)) (x))
+ {
+ if (__m81_u(__CONCATX(__isinf,SUFF)) (y))
+ {
+ float_type pi_4;
+ __asm ("fscale%.w %#-1, %0" : "=f" (pi_4) : "0" (pi_2));
+ z = x > 0 ? pi_4 : 3 * pi_4;
+ }
+ else
+ z = x > 0 ? 0 : pi;
+ if (signbit (y))
+ z = -z;
+ }
+ else if (__m81_u(__CONCATX(__isinf,SUFF)) (y))
+ z = y > 0 ? pi_2 : -pi_2;
+ else if (x > 0)
+ {
+ if (y > 0)
+ {
+ if (x > y)
+ z = __m81_u(__CONCATX(__atan,SUFF)) (y / x);
+ else
+ z = pi_2 - __m81_u(__CONCATX(__atan,SUFF)) (x / y);
+ }
+ else
+ {
+ if (x > -y)
+ z = __m81_u(__CONCATX(__atan,SUFF)) (y / x);
+ else
+ z = -pi_2 - __m81_u(__CONCATX(__atan,SUFF)) (x / y);
+ }
+ }
+ else
+ {
+ if (y < 0)
+ {
+ if (-x > y)
+ z = -pi + __m81_u(__CONCATX(__atan,SUFF)) (y / x);
+ else
+ z = -pi_2 - __m81_u(__CONCATX(__atan,SUFF)) (x / y);
+ }
+ else
+ {
+ if (-x > y)
+ z = pi + __m81_u(__CONCATX(__atan,SUFF)) (y / x);
+ else
+ z = pi_2 - __m81_u(__CONCATX(__atan,SUFF)) (x / y);
+ }
+ }
+ return z;
+}
-#define FUNC __ieee754_atan2f
-#include <e_fmodf.c>
+#define SUFF f
+#define float_type float
+#include <e_atan2.c>
-#define FUNC __ieee754_atan2l
-#include <e_fmodl.c>
+#define SUFF l
+#define float_type long double
+#include <e_atan2.c>
-#define FUNC __ieee754_pow
-#include <e_fmod.c>
+/* Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#define __LIBC_M81_MATH_INLINES
+#include <math.h>
+#include "math_private.h"
+
+#ifndef SUFF
+#define SUFF
+#endif
+#ifndef float_type
+#define float_type double
+#endif
+
+#define __CONCATX(a,b) __CONCAT(a,b)
+
+float_type
+__CONCATX(__ieee754_pow,SUFF) (float_type x, float_type y)
+{
+ float_type z;
+ float_type ax;
+
+ if (y == 0.0)
+ return 1.0;
+ if (x != x || y != y)
+ return x + y;
+
+ if (__m81_u(__CONCATX(__isinf,SUFF)) (y))
+ {
+ ax = __CONCATX(fabs,SUFF) (x);
+ if (ax == 1)
+ return y - y;
+ if (ax > 1)
+ return y > 0 ? y : 0;
+ else
+ return y < 0 ? -y : 0;
+ }
+
+ if (__CONCATX(fabs,SUFF) (y) == 1)
+ return y > 0 ? x : 1 / x;
+
+ if (y == 2)
+ return x * x;
+ if (y == 0 && x >= 0)
+ return __m81_u(__CONCATX(__ieee754_sqrt,SUFF)) (x);
+
+ if (x == 10.0)
+ {
+ __asm ("ftentox%.x %1, %0" : "=f" (z) : "f" (y));
+ return z;
+ }
+ if (x == 2.0)
+ {
+ __asm ("ftwotox%.x %1, %0" : "=f" (z) : "f" (y));
+ return z;
+ }
+
+ ax = __CONCATX(fabs,SUFF) (x);
+ if (__m81_u(__CONCATX(__isinf,SUFF)) (x) || x == 0 || ax == 1)
+ {
+ z = ax;
+ if (y < 0)
+ z = 1 / z;
+ if (signbit (x))
+ {
+ float_type temp = __m81_u (__CONCATX(__rint,SUFF)) (y);
+ if (y != temp)
+ {
+ if (x == -1)
+ z = (z - z) / (z - z);
+ }
+ else
+ {
+ if (sizeof (float_type) == sizeof (float))
+ {
+ long i = (long) y;
+ if (i & 1)
+ z = -z;
+ }
+ else
+ {
+ long long i = (long long) y;
+ if ((float_type) i == y && i & 1)
+ z = -z;
+ }
+ }
+ }
+ return z;
+ }
+
+ if (x < 0.0)
+ {
+ float_type temp = __m81_u (__CONCATX(__rint,SUFF)) (y);
+ if (y == temp)
+ {
+ long long i = (long long) y;
+ z = (__m81_u(__CONCATX(__ieee754_exp,SUFF))
+ (y * __m81_u(__CONCATX(__ieee754_log,SUFF)) (-x)));
+ if (sizeof (float_type) == sizeof (float))
+ {
+ long i = (long) y;
+ if (i & 1)
+ z = -z;
+ }
+ else
+ {
+ /* If the conversion to long long was inexact assume that y
+ is an even integer. */
+ if ((float_type) i == y && i & 1)
+ z = -z;
+ }
+ }
+ else
+ z = (x - x) / (x - x);
+ }
+ else
+ z = (__m81_u(__CONCATX(__ieee754_exp,SUFF))
+ (y * __m81_u(__CONCATX(__ieee754_log,SUFF)) (x)));
+ return z;
+}
-#define FUNC __ieee754_powf
-#include <e_fmodf.c>
+#define SUFF f
+#define float_type float
+#include <e_pow.c>
-#define FUNC __ieee754_powl
-#include <e_fmodl.c>
+#define SUFF l
+#define float_type long double
+#include <e_pow.c>