diff options
Diffstat (limited to 'math')
192 files changed, 10288 insertions, 0 deletions
diff --git a/math/e_log2l.c b/math/e_log2l.c new file mode 100644 index 0000000000..681904bfbb --- /dev/null +++ b/math/e_log2l.c @@ -0,0 +1,14 @@ +#include <math.h> +#include <stdio.h> +#include <errno.h> + +long double +__ieee754_log2l (long double x) +{ + fputs ("__ieee754_log2l not implemented\n", stderr); + __set_errno (ENOSYS); + return 0.0; +} + +stub_warning (log2l) +#include <stub-tag.h> diff --git a/math/e_logl.c b/math/e_logl.c new file mode 100644 index 0000000000..9ba9cfc799 --- /dev/null +++ b/math/e_logl.c @@ -0,0 +1,14 @@ +#include <math.h> +#include <stdio.h> +#include <errno.h> + +long double +__ieee754_logl (long double x) +{ + fputs ("__ieee754_logl not implemented\n", stderr); + __set_errno (ENOSYS); + return 0.0; +} + +stub_warning (logl) +#include <stub-tag.h> diff --git a/math/e_powl.c b/math/e_powl.c new file mode 100644 index 0000000000..afc2248b6b --- /dev/null +++ b/math/e_powl.c @@ -0,0 +1,14 @@ +#include <math.h> +#include <stdio.h> +#include <errno.h> + +long double +__ieee754_powl (long double x, long double y) +{ + fputs ("__ieee754_powl not implemented\n", stderr); + __set_errno (ENOSYS); + return 0.0; +} + +stub_warning (powl) +#include <stub-tag.h> diff --git a/math/e_rem_pio2l.c b/math/e_rem_pio2l.c new file mode 100644 index 0000000000..617215516b --- /dev/null +++ b/math/e_rem_pio2l.c @@ -0,0 +1,15 @@ +#include <math.h> +#include <stdio.h> +#include <errno.h> +#include "math_private.h" + +int +__ieee754_rem_pio2l (long double x, long double *y) +{ + fputs ("__ieee754_rem_pio2l not implemented\n", stderr); + __set_errno (ENOSYS); + return 0; +} + +stub_warning (__ieee754_rem_pio2l) +#include <stub-tag.h> diff --git a/math/e_scalb.c b/math/e_scalb.c new file mode 100644 index 0000000000..606af53724 --- /dev/null +++ b/math/e_scalb.c @@ -0,0 +1,71 @@ +/* @(#)e_scalb.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: e_scalb.c,v 1.6 1995/05/10 20:46:09 jtc Exp $"; +#endif + +/* + * __ieee754_scalb(x, fn) is provide for + * passing various standard test suite. One + * should use scalbn() instead. + */ + +#include <fenv.h> +#include <math.h> +#include "math_private.h" + +#ifdef _SCALB_INT +#ifdef __STDC__ + double __ieee754_scalb(double x, int fn) +#else + double __ieee754_scalb(x,fn) + double x; int fn; +#endif +#else +#ifdef __STDC__ + double __ieee754_scalb(double x, double fn) +#else + double __ieee754_scalb(x,fn) + double x, fn; +#endif +#endif +{ +#ifdef _SCALB_INT + return __scalbn(x,fn); +#else + if (__isnan(x)||__isnan(fn)) return x*fn; + if (!__finite(fn)) { + if(fn>0.0) return x*fn; + else if (x == 0) + return x; + else if (!__finite (x)) + { +# ifdef FE_INVALID + feraiseexcept (FE_INVALID); +# endif + return __nan (""); + } + else return x/(-fn); + } + if (__rint(fn)!=fn) + { +# ifdef FE_INVALID + feraiseexcept (FE_INVALID); +# endif + return __nan (""); + } + if ( fn > 65000.0) return __scalbn(x, 65000); + if (-fn > 65000.0) return __scalbn(x,-65000); + return __scalbn(x,(int)fn); +#endif +} diff --git a/math/e_scalbf.c b/math/e_scalbf.c new file mode 100644 index 0000000000..95a72eb56d --- /dev/null +++ b/math/e_scalbf.c @@ -0,0 +1,68 @@ +/* e_scalbf.c -- float version of e_scalb.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: e_scalbf.c,v 1.3 1995/05/10 20:46:12 jtc Exp $"; +#endif + +#include <fenv.h> +#include <math.h> +#include "math_private.h" + +#ifdef _SCALB_INT +#ifdef __STDC__ + float __ieee754_scalbf(float x, int fn) +#else + float __ieee754_scalbf(x,fn) + float x; int fn; +#endif +#else +#ifdef __STDC__ + float __ieee754_scalbf(float x, float fn) +#else + float __ieee754_scalbf(x,fn) + float x, fn; +#endif +#endif +{ +#ifdef _SCALB_INT + return __scalbnf(x,fn); +#else + if (__isnanf(x)||__isnanf(fn)) return x*fn; + if (!__finitef(fn)) { + if(fn>(float)0.0) return x*fn; + else if (x == 0) + return x; + else if (!__finitef (x)) + { +# ifdef FE_INVALID + feraiseexcept (FE_INVALID); +# endif + return __nanf (""); + } + else return x/(-fn); + } + if (__rintf(fn)!=fn) + { +# ifdef FE_INVALID + feraiseexcept (FE_INVALID); +# endif + return __nanf (""); + } + if ( fn > (float)65000.0) return __scalbnf(x, 65000); + if (-fn > (float)65000.0) return __scalbnf(x,-65000); + return __scalbnf(x,(int)fn); +#endif +} diff --git a/math/e_scalbl.c b/math/e_scalbl.c new file mode 100644 index 0000000000..1f5677d9f4 --- /dev/null +++ b/math/e_scalbl.c @@ -0,0 +1,75 @@ +/* e_scalbl.c -- long double version of s_scalb.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* + * __ieee754_scalbl(x, fn) is provide for + * passing various standard test suite. One + * should use scalbnl() instead. + */ + +#include <fenv.h> +#include <math.h> +#include "math_private.h" + +#ifdef _SCALB_INT +#ifdef __STDC__ + long double __ieee754_scalbl(long double x, int fn) +#else + long double __ieee754_scalbl(x,fn) + long double x; int fn; +#endif +#else +#ifdef __STDC__ + long double __ieee754_scalbl(long double x, long double fn) +#else + long double __ieee754_scalbl(x,fn) + long double x, fn; +#endif +#endif +{ +#ifdef _SCALB_INT + return __scalbnl(x,fn); +#else + if (__isnanl(x)||__isnanl(fn)) return x*fn; + if (!__finitel(fn)) { + if(fn>0.0) return x*fn; + else if (x == 0) + return x; + else if (!__finitel (x)) + { +# ifdef FE_INVALID + feraiseexcept (FE_INVALID); +# endif + return __nanl (""); + } + else return x/(-fn); + } + if (__rintl(fn)!=fn) + { +# ifdef FE_INVALID + feraiseexcept (FE_INVALID); +# endif + return __nanl (""); + } + if ( fn > 65000.0) return __scalbnl(x, 65000); + if (-fn > 65000.0) return __scalbnl(x,-65000); + return __scalbnl(x,(int)fn); +#endif +} diff --git a/math/e_sinhl.c b/math/e_sinhl.c new file mode 100644 index 0000000000..4cec79cb2d --- /dev/null +++ b/math/e_sinhl.c @@ -0,0 +1,14 @@ +#include <math.h> +#include <stdio.h> +#include <errno.h> + +long double +__ieee754_sinhl (long double x) +{ + fputs ("__ieee754_sinhl not implemented\n", stderr); + __set_errno (ENOSYS); + return 0.0; +} + +stub_warning (__ieee754_sinhl) +#include <stub-tag.h> diff --git a/math/e_sqrtl.c b/math/e_sqrtl.c new file mode 100644 index 0000000000..7680bdb145 --- /dev/null +++ b/math/e_sqrtl.c @@ -0,0 +1,14 @@ +#include <math.h> +#include <stdio.h> +#include <errno.h> + +long double +__ieee754_sqrtl (long double x) +{ + fputs ("__ieee754_sqrtl not implemented\n", stderr); + __set_errno (ENOSYS); + return 0.0; +} + +stub_warning (sqrtl) +#include <stub-tag.h> diff --git a/math/fclrexcpt.c b/math/fclrexcpt.c new file mode 100644 index 0000000000..560e326ee3 --- /dev/null +++ b/math/fclrexcpt.c @@ -0,0 +1,37 @@ +/* Clear given exceptions in current floating-point environment. + Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <fenv.h> +#include <shlib-compat.h> + +int +__feclearexcept (int excepts) +{ + /* This always fails. */ + return 1; +} +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__feclearexcept, __old_feclearexcept) +compat_symbol (libm, __old_feclearexcept, feclearexcept, GLIBC_2_1); +#endif +versioned_symbol (libm, __feclearexcept, feclearexcept, GLIBC_2_2); + +stub_warning (feclearexcept) +#include <stub-tag.h> diff --git a/math/fedisblxcpt.c b/math/fedisblxcpt.c new file mode 100644 index 0000000000..e1e9065aac --- /dev/null +++ b/math/fedisblxcpt.c @@ -0,0 +1,30 @@ +/* Disable floating-point exceptions. + Copyright (C) 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Jaeger <aj@suse.de>, 1999. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <fenv.h> + +int +fedisableexcept (int excepts) +{ + /* Signal failure. */ + return -1; +} +stub_warning (fedisableexcept) +#include <stub-tag.h> diff --git a/math/feenablxcpt.c b/math/feenablxcpt.c new file mode 100644 index 0000000000..678271f360 --- /dev/null +++ b/math/feenablxcpt.c @@ -0,0 +1,30 @@ +/* Enable floating-point exceptions. + Copyright (C) 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Jaeger <aj@suse.de>, 1999. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <fenv.h> + +int +feenableexcept (int excepts) +{ + /* Signal failure. */ + return -1; +} +stub_warning (feenableexcept) +#include <stub-tag.h> diff --git a/math/fegetenv.c b/math/fegetenv.c new file mode 100644 index 0000000000..4a878cc41b --- /dev/null +++ b/math/fegetenv.c @@ -0,0 +1,38 @@ +/* Store current floating-point environment. + Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <fenv.h> +#include <shlib-compat.h> +#include <bp-sym.h> + +int +__fegetenv (fenv_t *envp) +{ + /* This always fails. */ + return 1; +} +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__fegetenv, __old_fegetenv) +compat_symbol (libm, BP_SYM (__old_fegetenv), BP_SYM (fegetenv), GLIBC_2_1); +#endif +versioned_symbol (libm, BP_SYM (__fegetenv), BP_SYM (fegetenv), GLIBC_2_2); + +stub_warning (fegetenv) +#include <stub-tag.h> diff --git a/math/fegetexcept.c b/math/fegetexcept.c new file mode 100644 index 0000000000..1870689e8d --- /dev/null +++ b/math/fegetexcept.c @@ -0,0 +1,30 @@ +/* Get floating-point exceptions. + Copyright (C) 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Jaeger <aj@suse.de>, 1999. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <fenv.h> + +int +fegetexcept (void) +{ + /* Signal failure. */ + return -1; +} +stub_warning (fegetexcept) +#include <stub-tag.h> diff --git a/math/fegetround.c b/math/fegetround.c new file mode 100644 index 0000000000..cf7a774929 --- /dev/null +++ b/math/fegetround.c @@ -0,0 +1,29 @@ +/* Return current rounding direction. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <fenv.h> + +int +fegetround (void) +{ + return 0; +} +stub_warning (fegetround) +#include <stub-tag.h> diff --git a/math/feholdexcpt.c b/math/feholdexcpt.c new file mode 100644 index 0000000000..8680d1e492 --- /dev/null +++ b/math/feholdexcpt.c @@ -0,0 +1,30 @@ +/* Store current floating-point environment and clear exceptions. + Copyright (C) 1997, 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <fenv.h> + +int +feholdexcept (fenv_t *envp) +{ + return 1; /* Signal failure. */ +} +libm_hidden_def (feholdexcept) +stub_warning (feholdexcept) +#include <stub-tag.h> diff --git a/math/fesetenv.c b/math/fesetenv.c new file mode 100644 index 0000000000..936d6c121b --- /dev/null +++ b/math/fesetenv.c @@ -0,0 +1,38 @@ +/* Install given floating-point environment. + Copyright (C) 1997, 1999, 2000, 2002 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <fenv.h> +#include <shlib-compat.h> + +int +__fesetenv (const fenv_t *envp) +{ + /* This always fails. */ + return 1; +} +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__fesetenv, __old_fesetenv) +compat_symbol (libm, __old_fesetenv, fesetenv, GLIBC_2_1); +#endif +libm_hidden_ver (__fesetenv, fesetenv) +versioned_symbol (libm, __fesetenv, fesetenv, GLIBC_2_2); + +stub_warning (fesetenv) +#include <stub-tag.h> diff --git a/math/fesetround.c b/math/fesetround.c new file mode 100644 index 0000000000..5b14826390 --- /dev/null +++ b/math/fesetround.c @@ -0,0 +1,30 @@ +/* Set current rounding direction. + Copyright (C) 1997, 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <fenv.h> + +int +fesetround (int round) +{ + return 1; /* Signal we are unable to set the direction. */ +} +libm_hidden_def (fesetround) +stub_warning (fesetround) +#include <stub-tag.h> diff --git a/math/feupdateenv.c b/math/feupdateenv.c new file mode 100644 index 0000000000..3e6aed4fdf --- /dev/null +++ b/math/feupdateenv.c @@ -0,0 +1,37 @@ +/* Install given floating-point environment and raise exceptions. + Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <fenv.h> +#include <shlib-compat.h> + +int +__feupdateenv (const fenv_t *envp) +{ + /* This always fails. */ + return 1; +} +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__feupdateenv, __old_feupdateenv) +compat_symbol (libm, __old_feupdateenv, feupdateenv, GLIBC_2_1); +#endif +versioned_symbol (libm, __feupdateenv, feupdateenv, GLIBC_2_2); + +stub_warning (feupdateenv) +#include <stub-tag.h> diff --git a/math/fgetexcptflg.c b/math/fgetexcptflg.c new file mode 100644 index 0000000000..aea2e0ffaf --- /dev/null +++ b/math/fgetexcptflg.c @@ -0,0 +1,37 @@ +/* Store current representation for exceptions. + Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <fenv.h> +#include <shlib-compat.h> + +int +__fegetexceptflag (fexcept_t *flagp, int excepts) +{ + /* This always fails. */ + return 1; +} +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__fegetexceptflag, __old_fegetexceptflag) +compat_symbol (libm, __old_fegetexceptflag, fegetexceptflag, GLIBC_2_1); +#endif +versioned_symbol (libm, __fegetexceptflag, fegetexceptflag, GLIBC_2_2); + +stub_warning (fegetexceptflag) +#include <stub-tag.h> diff --git a/math/fpu_control.c b/math/fpu_control.c new file mode 100644 index 0000000000..cd8eeff99d --- /dev/null +++ b/math/fpu_control.c @@ -0,0 +1,25 @@ +/* Default FPU control word initialization. + Copyright (C) 1996, 1997, 1999 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 Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <math.h> +#include <fpu_control.h> + +/* This module defines `__fpu_control' with the default value. */ + +fpu_control_t __fpu_control = _FPU_DEFAULT; diff --git a/math/fraiseexcpt.c b/math/fraiseexcpt.c new file mode 100644 index 0000000000..764634a3b1 --- /dev/null +++ b/math/fraiseexcpt.c @@ -0,0 +1,38 @@ +/* Raise given exceptions. + Copyright (C) 1997, 1999, 2000, 2002 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <fenv.h> +#include <shlib-compat.h> + +int +__feraiseexcept (int excepts) +{ + /* This always fails. */ + return 1; +} +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__feraiseexcept, __old_feraiseexcept) +compat_symbol (libm, __old_feraiseexcept, feraiseexcept, GLIBC_2_1); +#endif +libm_hidden_ver (__feraiseexcept, feraiseexcept) +versioned_symbol (libm, __feraiseexcept, feraiseexcept, GLIBC_2_2); + +stub_warning (feraiseexcept) +#include <stub-tag.h> diff --git a/math/fsetexcptflg.c b/math/fsetexcptflg.c new file mode 100644 index 0000000000..8d0f0ff64b --- /dev/null +++ b/math/fsetexcptflg.c @@ -0,0 +1,37 @@ +/* Set floating-point environment exception handling. + Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <fenv.h> +#include <shlib-compat.h> + +int +__fesetexceptflag (const fexcept_t *flagp, int excepts) +{ + /* This always fails. */ + return 1; +} +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__fesetexceptflag, __old_fesetexceptflag) +compat_symbol (libm, __old_fesetexceptflag, fesetexceptflag, GLIBC_2_1); +#endif +versioned_symbol (libm, __fesetexceptflag, fesetexceptflag, GLIBC_2_2); + +stub_warning (fesetexceptflag) +#include <stub-tag.h> diff --git a/math/ftestexcept.c b/math/ftestexcept.c new file mode 100644 index 0000000000..4be3fb770f --- /dev/null +++ b/math/ftestexcept.c @@ -0,0 +1,29 @@ +/* Test exception in current environment. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <fenv.h> + +int +fetestexcept (int excepts) +{ + return 0; +} +stub_warning (fetestexcept) +#include <stub-tag.h> diff --git a/math/k_cosl.c b/math/k_cosl.c new file mode 100644 index 0000000000..29b83d6273 --- /dev/null +++ b/math/k_cosl.c @@ -0,0 +1,15 @@ +#include <math.h> +#include <stdio.h> +#include <errno.h> +#include "math_private.h" + +long double +__kernel_cosl (long double x, long double y) +{ + fputs ("__kernel_cosl not implemented\n", stderr); + __set_errno (ENOSYS); + return 0.0; +} + +stub_warning (__kernel_cosl) +#include <stub-tag.h> diff --git a/math/k_rem_pio2l.c b/math/k_rem_pio2l.c new file mode 100644 index 0000000000..236eb30dd9 --- /dev/null +++ b/math/k_rem_pio2l.c @@ -0,0 +1,16 @@ +#include <math.h> +#include <math_private.h> +#include <stdio.h> +#include <errno.h> + +int +__kernel_rem_pio2l (long double *x, long double *y, int e0, int nx, int prec, + const int *ipio2) +{ + fputs ("__kernel_rem_pio2l not implemented\n", stderr); + __set_errno (ENOSYS); + return 0.0; +} + +stub_warning (__kernel_rem_pio2l) +#include <stub-tag.h> diff --git a/math/k_sincosl.c b/math/k_sincosl.c new file mode 100644 index 0000000000..aa038c26c4 --- /dev/null +++ b/math/k_sincosl.c @@ -0,0 +1 @@ +/* Empty. Not needed. */ diff --git a/math/k_sinl.c b/math/k_sinl.c new file mode 100644 index 0000000000..ea1d71f61b --- /dev/null +++ b/math/k_sinl.c @@ -0,0 +1,15 @@ +#include <math.h> +#include <stdio.h> +#include <errno.h> +#include "math_private.h" + +long double +__kernel_sinl (long double x, long double y, int iy) +{ + fputs ("__kernel_sinl not implemented\n", stderr); + __set_errno (ENOSYS); + return 0.0; +} + +stub_warning (__kernel_sinl) +#include <stub-tag.h> diff --git a/math/k_tanl.c b/math/k_tanl.c new file mode 100644 index 0000000000..9993c6b998 --- /dev/null +++ b/math/k_tanl.c @@ -0,0 +1,15 @@ +#include <math.h> +#include <stdio.h> +#include <errno.h> +#include "math_private.h" + +long double +__kernel_tanl (long double x, long double y, int iy) +{ + fputs ("__kernel_tanl not implemented\n", stderr); + __set_errno (ENOSYS); + return 0.0; +} + +stub_warning (__kernel_tanl) +#include <stub-tag.h> diff --git a/math/s_asinhl.c b/math/s_asinhl.c new file mode 100644 index 0000000000..1d5cf47a4f --- /dev/null +++ b/math/s_asinhl.c @@ -0,0 +1,15 @@ +#include <math.h> +#include <stdio.h> +#include <errno.h> + +long double +__asinhl(long double x) +{ + fputs ("__asinhl not implemented\n", stderr); + __set_errno (ENOSYS); + return 0.0; +} + +weak_alias (__asinhl, asinhl) +stub_warning (asinhl) +#include <stub-tag.h> diff --git a/math/s_atanl.c b/math/s_atanl.c new file mode 100644 index 0000000000..d9a7eb6f8f --- /dev/null +++ b/math/s_atanl.c @@ -0,0 +1,15 @@ +#include <math.h> +#include <stdio.h> +#include <errno.h> + +long double +__atanl (long double x) +{ + fputs ("__atanl not implemented\n", stderr); + __set_errno (ENOSYS); + return 0.0; +} +weak_alias (__atanl, atanl) + +stub_warning (atanl) +#include <stub-tag.h> diff --git a/math/s_cacos.c b/math/s_cacos.c new file mode 100644 index 0000000000..07b6bdcb9c --- /dev/null +++ b/math/s_cacos.c @@ -0,0 +1,41 @@ +/* Return cosine of complex double value. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + +__complex__ double +__cacos (__complex__ double x) +{ + __complex__ double y; + __complex__ double res; + + y = __casin (x); + + __real__ res = (double) M_PI_2 - __real__ y; + __imag__ res = -__imag__ y; + + return res; +} +weak_alias (__cacos, cacos) +#ifdef NO_LONG_DOUBLE +strong_alias (__cacos, __cacosl) +weak_alias (__cacos, cacosl) +#endif diff --git a/math/s_cacosf.c b/math/s_cacosf.c new file mode 100644 index 0000000000..265184e38d --- /dev/null +++ b/math/s_cacosf.c @@ -0,0 +1,39 @@ +/* Return cosine of complex float value. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + +__complex__ float +__cacosf (__complex__ float x) +{ + __complex__ float y; + __complex__ float res; + + y = __casinf (x); + + __real__ res = (float) M_PI_2 - __real__ y; + __imag__ res = -__imag__ y; + + return res; +} +#ifndef __cacosf +weak_alias (__cacosf, cacosf) +#endif diff --git a/math/s_cacosh.c b/math/s_cacosh.c new file mode 100644 index 0000000000..1ae8708d49 --- /dev/null +++ b/math/s_cacosh.c @@ -0,0 +1,88 @@ +/* Return arc hyperbole cosine for double value. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + + +__complex__ double +__cacosh (__complex__ double x) +{ + __complex__ double res; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls <= FP_INFINITE || icls <= FP_INFINITE) + { + if (icls == FP_INFINITE) + { + __real__ res = HUGE_VAL; + + if (rcls == FP_NAN) + __imag__ res = __nan (""); + else + __imag__ res = __copysign ((rcls == FP_INFINITE + ? (__real__ x < 0.0 + ? M_PI - M_PI_4 : M_PI_4) + : M_PI_2), __imag__ x); + } + else if (rcls == FP_INFINITE) + { + __real__ res = HUGE_VAL; + + if (icls >= FP_ZERO) + __imag__ res = __copysign (signbit (__real__ x) ? M_PI : 0.0, + __imag__ x); + else + __imag__ res = __nan (""); + } + else + { + __real__ res = __nan (""); + __imag__ res = __nan (""); + } + } + else if (rcls == FP_ZERO && icls == FP_ZERO) + { + __real__ res = 0.0; + __imag__ res = __copysign (M_PI_2, __imag__ x); + } + else + { + __complex__ double y; + + __real__ y = (__real__ x - __imag__ x) * (__real__ x + __imag__ x) - 1.0; + __imag__ y = 2.0 * __real__ x * __imag__ x; + + y = __csqrt (y); + + __real__ y += __real__ x; + __imag__ y += __imag__ x; + + res = __clog (y); + } + + return res; +} +weak_alias (__cacosh, cacosh) +#ifdef NO_LONG_DOUBLE +strong_alias (__cacosh, __cacoshl) +weak_alias (__cacosh, cacoshl) +#endif diff --git a/math/s_cacoshf.c b/math/s_cacoshf.c new file mode 100644 index 0000000000..52c35505e0 --- /dev/null +++ b/math/s_cacoshf.c @@ -0,0 +1,101 @@ +/* Return arc hyperbole cosine for float value. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + +#include "math_private.h" + +__complex__ float +__cacoshf (__complex__ float x) +{ + __complex__ float res; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls <= FP_INFINITE || icls <= FP_INFINITE) + { + if (icls == FP_INFINITE) + { + __real__ res = HUGE_VALF; + + if (rcls == FP_NAN) + __imag__ res = __nanf (""); + else + __imag__ res = __copysignf ((rcls == FP_INFINITE + ? (__real__ x < 0.0 + ? M_PI - M_PI_4 : M_PI_4) + : M_PI_2), __imag__ x); + } + else if (rcls == FP_INFINITE) + { + __real__ res = HUGE_VALF; + + if (icls >= FP_ZERO) + __imag__ res = __copysignf (signbit (__real__ x) ? M_PI : 0.0, + __imag__ x); + else + __imag__ res = __nanf (""); + } + else + { + __real__ res = __nanf (""); + __imag__ res = __nanf (""); + } + } + else if (rcls == FP_ZERO && icls == FP_ZERO) + { + __real__ res = 0.0; + __imag__ res = __copysignf (M_PI_2, __imag__ x); + } + else + { +#if 1 + __complex__ float y; + + __real__ y = (__real__ x - __imag__ x) * (__real__ x + __imag__ x) - 1.0; + __imag__ y = 2.0 * __real__ x * __imag__ x; + + y = __csqrtf (y); + + __real__ y += __real__ x; + __imag__ y += __imag__ x; + + res = __clogf (y); +#else + float re2 = __real__ x * __real__ x; + float im2 = __imag__ x * __imag__ x; + float sq = re2 - im2 - 1.0; + float ro = __ieee754_sqrtf (sq * sq + 4 * re2 * im2); + float a = __ieee754_sqrtf ((sq + ro) / 2.0); + float b = __ieee754_sqrtf ((-sq + ro) / 2.0); + + __real__ res = 0.5 * __ieee754_logf (re2 + __real__ x * 2 * a + + im2 + __imag__ x * 2 * b + + ro); + __imag__ res = __ieee754_atan2f (__imag__ x + b, __real__ x + a); +#endif + } + + return res; +} +#ifndef __cacoshf +weak_alias (__cacoshf, cacoshf) +#endif diff --git a/math/s_cacoshl.c b/math/s_cacoshl.c new file mode 100644 index 0000000000..4e5e2b3e3e --- /dev/null +++ b/math/s_cacoshl.c @@ -0,0 +1,84 @@ +/* Return arc hyperbole cosine for long double value. + Copyright (C) 1997, 1998 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + + +__complex__ long double +__cacoshl (__complex__ long double x) +{ + __complex__ long double res; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls <= FP_INFINITE || icls <= FP_INFINITE) + { + if (icls == FP_INFINITE) + { + __real__ res = HUGE_VALL; + + if (rcls == FP_NAN) + __imag__ res = __nanl (""); + else + __imag__ res = __copysignl ((rcls == FP_INFINITE + ? (__real__ x < 0.0 + ? M_PIl - M_PI_4l : M_PI_4l) + : M_PI_2l), __imag__ x); + } + else if (rcls == FP_INFINITE) + { + __real__ res = HUGE_VALL; + + if (icls >= FP_ZERO) + __imag__ res = __copysignl (signbit (__real__ x) ? M_PIl : 0.0, + __imag__ x); + else + __imag__ res = __nanl (""); + } + else + { + __real__ res = __nanl (""); + __imag__ res = __nanl (""); + } + } + else if (rcls == FP_ZERO && icls == FP_ZERO) + { + __real__ res = 0.0; + __imag__ res = __copysignl (M_PI_2l, __imag__ x); + } + else + { + __complex__ long double y; + + __real__ y = (__real__ x - __imag__ x) * (__real__ x + __imag__ x) - 1.0; + __imag__ y = 2.0 * __real__ x * __imag__ x; + + y = __csqrtl (y); + + __real__ y += __real__ x; + __imag__ y += __imag__ x; + + res = __clogl (y); + } + + return res; +} +weak_alias (__cacoshl, cacoshl) diff --git a/math/s_cacosl.c b/math/s_cacosl.c new file mode 100644 index 0000000000..a7ceff891b --- /dev/null +++ b/math/s_cacosl.c @@ -0,0 +1,37 @@ +/* Return cosine of complex long double value. + Copyright (C) 1997, 1998 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + +__complex__ long double +__cacosl (__complex__ long double x) +{ + __complex__ long double y; + __complex__ long double res; + + y = __casinl (x); + + __real__ res = M_PI_2l - __real__ y; + __imag__ res = -__imag__ y; + + return res; +} +weak_alias (__cacosl, cacosl) diff --git a/math/s_casin.c b/math/s_casin.c new file mode 100644 index 0000000000..2d5b06cf78 --- /dev/null +++ b/math/s_casin.c @@ -0,0 +1,66 @@ +/* Return arc sine of complex double value. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + + +__complex__ double +__casin (__complex__ double x) +{ + __complex__ double res; + + if (isnan (__real__ x) || isnan (__imag__ x)) + { + if (__real__ x == 0.0) + { + res = x; + } + else if (__isinf (__real__ x) || __isinf (__imag__ x)) + { + __real__ res = __nan (""); + __imag__ res = __copysign (HUGE_VAL, __imag__ x); + } + else + { + __real__ res = __nan (""); + __imag__ res = __nan (""); + } + } + else + { + __complex__ double y; + + __real__ y = -__imag__ x; + __imag__ y = __real__ x; + + y = __casinh (y); + + __real__ res = __imag__ y; + __imag__ res = -__real__ y; + } + + return res; +} +weak_alias (__casin, casin) +#ifdef NO_LONG_DOUBLE +strong_alias (__casin, __casinl) +weak_alias (__casin, casinl) +#endif diff --git a/math/s_casinf.c b/math/s_casinf.c new file mode 100644 index 0000000000..5278dbbf78 --- /dev/null +++ b/math/s_casinf.c @@ -0,0 +1,64 @@ +/* Return arc sine of complex float value. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + + +__complex__ float +__casinf (__complex__ float x) +{ + __complex__ float res; + + if (isnan (__real__ x) || isnan (__imag__ x)) + { + if (__real__ x == 0.0) + { + res = x; + } + else if (__isinff (__real__ x) || __isinff (__imag__ x)) + { + __real__ res = __nanf (""); + __imag__ res = __copysignf (HUGE_VALF, __imag__ x); + } + else + { + __real__ res = __nanf (""); + __imag__ res = __nanf (""); + } + } + else + { + __complex__ float y; + + __real__ y = -__imag__ x; + __imag__ y = __real__ x; + + y = __casinhf (y); + + __real__ res = __imag__ y; + __imag__ res = -__real__ y; + } + + return res; +} +#ifndef __casinf +weak_alias (__casinf, casinf) +#endif diff --git a/math/s_casinh.c b/math/s_casinh.c new file mode 100644 index 0000000000..a574add70e --- /dev/null +++ b/math/s_casinh.c @@ -0,0 +1,84 @@ +/* Return arc hyperbole sine for double value. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + + +__complex__ double +__casinh (__complex__ double x) +{ + __complex__ double res; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls <= FP_INFINITE || icls <= FP_INFINITE) + { + if (icls == FP_INFINITE) + { + __real__ res = __copysign (HUGE_VAL, __real__ x); + + if (rcls == FP_NAN) + __imag__ res = __nan (""); + else + __imag__ res = __copysign (rcls >= FP_ZERO ? M_PI_2 : M_PI_4, + __imag__ x); + } + else if (rcls <= FP_INFINITE) + { + __real__ res = __real__ x; + if ((rcls == FP_INFINITE && icls >= FP_ZERO) + || (rcls == FP_NAN && icls == FP_ZERO)) + __imag__ res = __copysign (0.0, __imag__ x); + else + __imag__ res = __nan (""); + } + else + { + __real__ res = __nan (""); + __imag__ res = __nan (""); + } + } + else if (rcls == FP_ZERO && icls == FP_ZERO) + { + res = x; + } + else + { + __complex__ double y; + + __real__ y = (__real__ x - __imag__ x) * (__real__ x + __imag__ x) + 1.0; + __imag__ y = 2.0 * __real__ x * __imag__ x; + + y = __csqrt (y); + + __real__ y += __real__ x; + __imag__ y += __imag__ x; + + res = __clog (y); + } + + return res; +} +weak_alias (__casinh, casinh) +#ifdef NO_LONG_DOUBLE +strong_alias (__casinh, __casinhl) +weak_alias (__casinh, casinhl) +#endif diff --git a/math/s_casinhf.c b/math/s_casinhf.c new file mode 100644 index 0000000000..7037ab937c --- /dev/null +++ b/math/s_casinhf.c @@ -0,0 +1,82 @@ +/* Return arc hyperbole sine for float value. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + + +__complex__ float +__casinhf (__complex__ float x) +{ + __complex__ float res; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls <= FP_INFINITE || icls <= FP_INFINITE) + { + if (icls == FP_INFINITE) + { + __real__ res = __copysignf (HUGE_VALF, __real__ x); + + if (rcls == FP_NAN) + __imag__ res = __nanf (""); + else + __imag__ res = __copysignf (rcls >= FP_ZERO ? M_PI_2 : M_PI_4, + __imag__ x); + } + else if (rcls <= FP_INFINITE) + { + __real__ res = __real__ x; + if ((rcls == FP_INFINITE && icls >= FP_ZERO) + || (rcls == FP_NAN && icls == FP_ZERO)) + __imag__ res = __copysignf (0.0, __imag__ x); + else + __imag__ res = __nanf (""); + } + else + { + __real__ res = __nanf (""); + __imag__ res = __nanf (""); + } + } + else if (rcls == FP_ZERO && icls == FP_ZERO) + { + res = x; + } + else + { + __complex__ float y; + + __real__ y = (__real__ x - __imag__ x) * (__real__ x + __imag__ x) + 1.0; + __imag__ y = 2.0 * __real__ x * __imag__ x; + + y = __csqrtf (y); + + __real__ y += __real__ x; + __imag__ y += __imag__ x; + + res = __clogf (y); + } + + return res; +} +#ifndef __casinhf +weak_alias (__casinhf, casinhf) +#endif diff --git a/math/s_casinhl.c b/math/s_casinhl.c new file mode 100644 index 0000000000..376b2347a0 --- /dev/null +++ b/math/s_casinhl.c @@ -0,0 +1,80 @@ +/* Return arc hyperbole sine for long double value. + Copyright (C) 1997, 1998 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + + +__complex__ long double +__casinhl (__complex__ long double x) +{ + __complex__ long double res; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls <= FP_INFINITE || icls <= FP_INFINITE) + { + if (icls == FP_INFINITE) + { + __real__ res = __copysignl (HUGE_VALL, __real__ x); + + if (rcls == FP_NAN) + __imag__ res = __nanl (""); + else + __imag__ res = __copysignl (rcls >= FP_ZERO ? M_PI_2l : M_PI_4l, + __imag__ x); + } + else if (rcls <= FP_INFINITE) + { + __real__ res = __real__ x; + if ((rcls == FP_INFINITE && icls >= FP_ZERO) + || (rcls == FP_NAN && icls == FP_ZERO)) + __imag__ res = __copysignl (0.0, __imag__ x); + else + __imag__ res = __nanl (""); + } + else + { + __real__ res = __nanl (""); + __imag__ res = __nanl (""); + } + } + else if (rcls == FP_ZERO && icls == FP_ZERO) + { + res = x; + } + else + { + __complex__ long double y; + + __real__ y = (__real__ x - __imag__ x) * (__real__ x + __imag__ x) + 1.0; + __imag__ y = 2.0 * __real__ x * __imag__ x; + + y = __csqrtl (y); + + __real__ y += __real__ x; + __imag__ y += __imag__ x; + + res = __clogl (y); + } + + return res; +} +weak_alias (__casinhl, casinhl) diff --git a/math/s_casinl.c b/math/s_casinl.c new file mode 100644 index 0000000000..f303c05ae6 --- /dev/null +++ b/math/s_casinl.c @@ -0,0 +1,62 @@ +/* Return arc sine of complex long double value. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + + +__complex__ long double +__casinl (__complex__ long double x) +{ + __complex__ long double res; + + if (isnan (__real__ x) || isnan (__imag__ x)) + { + if (__real__ x == 0.0) + { + res = x; + } + else if (__isinfl (__real__ x) || __isinfl (__imag__ x)) + { + __real__ res = __nanl (""); + __imag__ res = __copysignl (HUGE_VALL, __imag__ x); + } + else + { + __real__ res = __nanl (""); + __imag__ res = __nanl (""); + } + } + else + { + __complex__ long double y; + + __real__ y = -__imag__ x; + __imag__ y = __real__ x; + + y = __casinhl (y); + + __real__ res = __imag__ y; + __imag__ res = -__real__ y; + } + + return res; +} +weak_alias (__casinl, casinl) diff --git a/math/s_catan.c b/math/s_catan.c new file mode 100644 index 0000000000..1d0673ad6a --- /dev/null +++ b/math/s_catan.c @@ -0,0 +1,89 @@ +/* Return arc tangent of complex double value. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ double +__catan (__complex__ double x) +{ + __complex__ double res; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls <= FP_INFINITE || icls <= FP_INFINITE) + { + if (rcls == FP_INFINITE) + { + __real__ res = __copysign (M_PI_2, __real__ x); + __imag__ res = __copysign (0.0, __imag__ x); + } + else if (icls == FP_INFINITE) + { + if (rcls >= FP_ZERO) + __real__ res = __copysign (M_PI_2, __real__ x); + else + __real__ res = __nan (""); + __imag__ res = __copysign (0.0, __imag__ x); + } + else if (icls == FP_ZERO || icls == FP_INFINITE) + { + __real__ res = __nan (""); + __imag__ res = __copysign (0.0, __imag__ x); + } + else + { + __real__ res = __nan (""); + __imag__ res = __nan (""); + } + } + else if (rcls == FP_ZERO && icls == FP_ZERO) + { + res = x; + } + else + { + double r2, num, den; + + r2 = __real__ x * __real__ x; + + den = 1 - r2 - __imag__ x * __imag__ x; + + __real__ res = 0.5 * __ieee754_atan2 (2.0 * __real__ x, den); + + num = __imag__ x + 1.0; + num = r2 + num * num; + + den = __imag__ x - 1.0; + den = r2 + den * den; + + __imag__ res = 0.25 * __ieee754_log (num / den); + } + + return res; +} +weak_alias (__catan, catan) +#ifdef NO_LONG_DOUBLE +strong_alias (__catan, __catanl) +weak_alias (__catan, catanl) +#endif diff --git a/math/s_catanf.c b/math/s_catanf.c new file mode 100644 index 0000000000..25eec2b1b5 --- /dev/null +++ b/math/s_catanf.c @@ -0,0 +1,87 @@ +/* Return arc tangent of complex float value. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ float +__catanf (__complex__ float x) +{ + __complex__ float res; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls <= FP_INFINITE || icls <= FP_INFINITE) + { + if (rcls == FP_INFINITE) + { + __real__ res = __copysignf (M_PI_2, __real__ x); + __imag__ res = __copysignf (0.0, __imag__ x); + } + else if (icls == FP_INFINITE) + { + if (rcls >= FP_ZERO) + __real__ res = __copysignf (M_PI_2, __real__ x); + else + __real__ res = __nanf (""); + __imag__ res = __copysignf (0.0, __imag__ x); + } + else if (icls == FP_ZERO || icls == FP_INFINITE) + { + __real__ res = __nanf (""); + __imag__ res = __copysignf (0.0, __imag__ x); + } + else + { + __real__ res = __nanf (""); + __imag__ res = __nanf (""); + } + } + else if (rcls == FP_ZERO && icls == FP_ZERO) + { + res = x; + } + else + { + float r2, num, den; + + r2 = __real__ x * __real__ x; + + den = 1 - r2 - __imag__ x * __imag__ x; + + __real__ res = 0.5 * __ieee754_atan2f (2.0 * __real__ x, den); + + num = __imag__ x + 1.0; + num = r2 + num * num; + + den = __imag__ x - 1.0; + den = r2 + den * den; + + __imag__ res = 0.25 * __ieee754_logf (num / den); + } + + return res; +} +#ifndef __catanf +weak_alias (__catanf, catanf) +#endif diff --git a/math/s_catanh.c b/math/s_catanh.c new file mode 100644 index 0000000000..e15c073f96 --- /dev/null +++ b/math/s_catanh.c @@ -0,0 +1,84 @@ +/* Return arc hyperbole tangent for double value. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ double +__catanh (__complex__ double x) +{ + __complex__ double res; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls <= FP_INFINITE || icls <= FP_INFINITE) + { + if (icls == FP_INFINITE) + { + __real__ res = __copysign (0.0, __real__ x); + __imag__ res = __copysign (M_PI_2, __imag__ x); + } + else if (rcls == FP_INFINITE || rcls == FP_ZERO) + { + __real__ res = __copysign (0.0, __real__ x); + if (icls >= FP_ZERO) + __imag__ res = __copysign (M_PI_2, __imag__ x); + else + __imag__ res = __nan (""); + } + else + { + __real__ res = __nan (""); + __imag__ res = __nan (""); + } + } + else if (rcls == FP_ZERO && icls == FP_ZERO) + { + res = x; + } + else + { + double i2, num, den; + + i2 = __imag__ x * __imag__ x; + + num = 1.0 + __real__ x; + num = i2 + num * num; + + den = 1.0 - __real__ x; + den = i2 + den * den; + + __real__ res = 0.25 * (__ieee754_log (num) - __ieee754_log (den)); + + den = 1 - __real__ x * __real__ x - i2; + + __imag__ res = 0.5 * __ieee754_atan2 (2.0 * __imag__ x, den); + } + + return res; +} +weak_alias (__catanh, catanh) +#ifdef NO_LONG_DOUBLE +strong_alias (__catanh, __catanhl) +weak_alias (__catanh, catanhl) +#endif diff --git a/math/s_catanhf.c b/math/s_catanhf.c new file mode 100644 index 0000000000..d2422e6111 --- /dev/null +++ b/math/s_catanhf.c @@ -0,0 +1,82 @@ +/* Return arc hyperbole tangent for float value. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ float +__catanhf (__complex__ float x) +{ + __complex__ float res; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls <= FP_INFINITE || icls <= FP_INFINITE) + { + if (icls == FP_INFINITE) + { + __real__ res = __copysignf (0.0, __real__ x); + __imag__ res = __copysignf (M_PI_2, __imag__ x); + } + else if (rcls == FP_INFINITE || rcls == FP_ZERO) + { + __real__ res = __copysignf (0.0, __real__ x); + if (icls >= FP_ZERO) + __imag__ res = __copysignf (M_PI_2, __imag__ x); + else + __imag__ res = __nanf (""); + } + else + { + __real__ res = __nanf (""); + __imag__ res = __nanf (""); + } + } + else if (rcls == FP_ZERO && icls == FP_ZERO) + { + res = x; + } + else + { + float i2, num, den; + + i2 = __imag__ x * __imag__ x; + + num = 1.0 + __real__ x; + num = i2 + num * num; + + den = 1.0 - __real__ x; + den = i2 + den * den; + + __real__ res = 0.25 * (__ieee754_logf (num) - __ieee754_logf (den)); + + den = 1 - __real__ x * __real__ x - i2; + + __imag__ res = 0.5 * __ieee754_atan2f (2.0 * __imag__ x, den); + } + + return res; +} +#ifndef __catanhf +weak_alias (__catanhf, catanhf) +#endif diff --git a/math/s_catanhl.c b/math/s_catanhl.c new file mode 100644 index 0000000000..c3fb0ce5ff --- /dev/null +++ b/math/s_catanhl.c @@ -0,0 +1,80 @@ +/* Return arc hyperbole tangent for long double value. + Copyright (C) 1997, 1998 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ long double +__catanhl (__complex__ long double x) +{ + __complex__ long double res; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls <= FP_INFINITE || icls <= FP_INFINITE) + { + if (icls == FP_INFINITE) + { + __real__ res = __copysignl (0.0, __real__ x); + __imag__ res = __copysignl (M_PI_2l, __imag__ x); + } + else if (rcls == FP_INFINITE || rcls == FP_ZERO) + { + __real__ res = __copysignl (0.0, __real__ x); + if (icls >= FP_ZERO) + __imag__ res = __copysignl (M_PI_2l, __imag__ x); + else + __imag__ res = __nanl (""); + } + else + { + __real__ res = __nanl (""); + __imag__ res = __nanl (""); + } + } + else if (rcls == FP_ZERO && icls == FP_ZERO) + { + res = x; + } + else + { + long double i2, num, den; + + i2 = __imag__ x * __imag__ x; + + num = 1.0 + __real__ x; + num = i2 + num * num; + + den = 1.0 - __real__ x; + den = i2 + den * den; + + __real__ res = 0.25 * (__ieee754_logl (num) - __ieee754_logl (den)); + + den = 1 - __real__ x * __real__ x - i2; + + __imag__ res = 0.5 * __ieee754_atan2l (2.0 * __imag__ x, den); + } + + return res; +} +weak_alias (__catanhl, catanhl) diff --git a/math/s_catanl.c b/math/s_catanl.c new file mode 100644 index 0000000000..6cb45e5bee --- /dev/null +++ b/math/s_catanl.c @@ -0,0 +1,85 @@ +/* Return arc tangent of complex long double value. + Copyright (C) 1997, 1998 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ long double +__catanl (__complex__ long double x) +{ + __complex__ long double res; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls <= FP_INFINITE || icls <= FP_INFINITE) + { + if (rcls == FP_INFINITE) + { + __real__ res = __copysignl (M_PI_2l, __real__ x); + __imag__ res = __copysignl (0.0, __imag__ x); + } + else if (icls == FP_INFINITE) + { + if (rcls >= FP_ZERO) + __real__ res = __copysignl (M_PI_2l, __real__ x); + else + __real__ res = __nanl (""); + __imag__ res = __copysignl (0.0, __imag__ x); + } + else if (icls == FP_ZERO || icls == FP_INFINITE) + { + __real__ res = __nanl (""); + __imag__ res = __copysignl (0.0, __imag__ x); + } + else + { + __real__ res = __nanl (""); + __imag__ res = __nanl (""); + } + } + else if (rcls == FP_ZERO && icls == FP_ZERO) + { + res = x; + } + else + { + long double r2, num, den; + + r2 = __real__ x * __real__ x; + + den = 1 - r2 - __imag__ x * __imag__ x; + + __real__ res = 0.5 * __ieee754_atan2l (2.0 * __real__ x, den); + + num = __imag__ x + 1.0; + num = r2 + num * num; + + den = __imag__ x - 1.0; + den = r2 + den * den; + + __imag__ res = 0.25 * __ieee754_logl (num / den); + } + + return res; +} +weak_alias (__catanl, catanl) diff --git a/math/s_cbrtl.c b/math/s_cbrtl.c new file mode 100644 index 0000000000..d668e377af --- /dev/null +++ b/math/s_cbrtl.c @@ -0,0 +1,15 @@ +#include <math.h> +#include <stdio.h> +#include <errno.h> + +long double +__cbrtl(long double x) +{ + fputs ("__cbrtl not implemented\n", stderr); + __set_errno (ENOSYS); + return 0.0; +} + +weak_alias (__cbrtl, cbrtl) +stub_warning (cbrtl) +#include <stub-tag.h> diff --git a/math/s_ccos.c b/math/s_ccos.c new file mode 100644 index 0000000000..1b244d7079 --- /dev/null +++ b/math/s_ccos.c @@ -0,0 +1,80 @@ +/* Return cosine of complex double value. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <fenv.h> +#include <math.h> + + +__complex__ double +__ccos (__complex__ double x) +{ + __complex__ double res; + + if (!isfinite (__real__ x) || __isnan (__imag__ x)) + { + if (__real__ x == 0.0 || __imag__ x == 0.0) + { + __real__ res = __nan (""); + __imag__ res = 0.0; + +#ifdef FE_INVALID + if (__isinf (__real__ x)) + feraiseexcept (FE_INVALID); +#endif + } + else if (__isinf (__imag__ x)) + { + __real__ res = HUGE_VAL; + __imag__ res = __nan (""); + +#ifdef FE_INVALID + if (__isinf (__real__ x)) + feraiseexcept (FE_INVALID); +#endif + } + else + { + __real__ res = __nan (""); + __imag__ res = __nan (""); + +#ifdef FE_INVALID + if (isfinite (__imag__ x)) + feraiseexcept (FE_INVALID); +#endif + } + } + else + { + __complex__ double y; + + __real__ y = -__imag__ x; + __imag__ y = __real__ x; + + res = __ccosh (y); + } + + return res; +} +weak_alias (__ccos, ccos) +#ifdef NO_LONG_DOUBLE +strong_alias (__ccos, __ccosl) +weak_alias (__ccos, ccosl) +#endif diff --git a/math/s_ccosf.c b/math/s_ccosf.c new file mode 100644 index 0000000000..4b154deac5 --- /dev/null +++ b/math/s_ccosf.c @@ -0,0 +1,78 @@ +/* Return cosine of complex float value. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <fenv.h> +#include <math.h> + + +__complex__ float +__ccosf (__complex__ float x) +{ + __complex__ float res; + + if (!isfinite (__real__ x) || __isnanf (__imag__ x)) + { + if (__real__ x == 0.0 || __imag__ x == 0.0) + { + __real__ res = __nanf (""); + __imag__ res = 0.0; + +#ifdef FE_INVALID + if (__isinff (__real__ x)) + feraiseexcept (FE_INVALID); +#endif + } + else if (__isinff (__imag__ x)) + { + __real__ res = HUGE_VALF; + __imag__ res = __nanf (""); + +#ifdef FE_INVALID + if (__isinff (__real__ x)) + feraiseexcept (FE_INVALID); +#endif + } + else + { + __real__ res = __nanf (""); + __imag__ res = __nanf (""); + +#ifdef FE_INVALID + if (isfinite (__imag__ x)) + feraiseexcept (FE_INVALID); +#endif + } + } + else + { + __complex__ float y; + + __real__ y = -__imag__ x; + __imag__ y = __real__ x; + + res = __ccoshf (y); + } + + return res; +} +#ifndef __ccosf +weak_alias (__ccosf, ccosf) +#endif diff --git a/math/s_ccosh.c b/math/s_ccosh.c new file mode 100644 index 0000000000..f5b29db24b --- /dev/null +++ b/math/s_ccosh.c @@ -0,0 +1,105 @@ +/* Complex cosine hyperbole function for double. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <fenv.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ double +__ccosh (__complex__ double x) +{ + __complex__ double retval; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls >= FP_ZERO) + { + /* Real part is finite. */ + if (icls >= FP_ZERO) + { + /* Imaginary part is finite. */ + double sinh_val = __ieee754_sinh (__real__ x); + double cosh_val = __ieee754_cosh (__real__ x); + double sinix, cosix; + + __sincos (__imag__ x, &sinix, &cosix); + + __real__ retval = cosh_val * cosix; + __imag__ retval = sinh_val * sinix; + } + else + { + __imag__ retval = __real__ x == 0.0 ? 0.0 : __nan (""); + __real__ retval = __nan ("") + __nan (""); + +#ifdef FE_INVALID + if (icls == FP_INFINITE) + feraiseexcept (FE_INVALID); +#endif + } + } + else if (rcls == FP_INFINITE) + { + /* Real part is infinite. */ + if (icls == FP_ZERO) + { + /* Imaginary part is 0.0. */ + __real__ retval = HUGE_VAL; + __imag__ retval = __imag__ x * __copysign (1.0, __real__ x); + } + else if (icls > FP_ZERO) + { + /* Imaginary part is finite. */ + double sinix, cosix; + + __sincos (__imag__ x, &sinix, &cosix); + + __real__ retval = __copysign (HUGE_VAL, cosix); + __imag__ retval = (__copysign (HUGE_VAL, sinix) + * __copysign (1.0, __real__ x)); + } + else + { + /* The addition raises the invalid exception. */ + __real__ retval = HUGE_VAL; + __imag__ retval = __nan ("") + __nan (""); + +#ifdef FE_INVALID + if (icls == FP_INFINITE) + feraiseexcept (FE_INVALID); +#endif + } + } + else + { + __real__ retval = __nan (""); + __imag__ retval = __imag__ x == 0.0 ? __imag__ x : __nan (""); + } + + return retval; +} +weak_alias (__ccosh, ccosh) +#ifdef NO_LONG_DOUBLE +strong_alias (__ccosh, __ccoshl) +weak_alias (__ccosh, ccoshl) +#endif diff --git a/math/s_ccoshf.c b/math/s_ccoshf.c new file mode 100644 index 0000000000..f400d34f0b --- /dev/null +++ b/math/s_ccoshf.c @@ -0,0 +1,103 @@ +/* Complex cosine hyperbole function for float. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <fenv.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ float +__ccoshf (__complex__ float x) +{ + __complex__ float retval; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls >= FP_ZERO) + { + /* Real part is finite. */ + if (icls >= FP_ZERO) + { + /* Imaginary part is finite. */ + float sinh_val = __ieee754_sinhf (__real__ x); + float cosh_val = __ieee754_coshf (__real__ x); + float sinix, cosix; + + __sincosf (__imag__ x, &sinix, &cosix); + + __real__ retval = cosh_val * cosix; + __imag__ retval = sinh_val * sinix; + } + else + { + __imag__ retval = __real__ x == 0.0 ? 0.0 : __nanf (""); + __real__ retval = __nanf (""); + +#ifdef FE_INVALID + if (icls == FP_INFINITE) + feraiseexcept (FE_INVALID); +#endif + } + } + else if (rcls == FP_INFINITE) + { + /* Real part is infinite. */ + if (icls == FP_ZERO) + { + /* Imaginary part is 0.0. */ + __real__ retval = HUGE_VALF; + __imag__ retval = __imag__ x * __copysignf (1.0, __real__ x); + } + else if (icls > FP_ZERO) + { + /* Imaginary part is finite. */ + float sinix, cosix; + + __sincosf (__imag__ x, &sinix, &cosix); + + __real__ retval = __copysignf (HUGE_VALF, cosix); + __imag__ retval = (__copysignf (HUGE_VALF, sinix) + * __copysignf (1.0, __real__ x)); + } + else + { + /* The addition raises the invalid exception. */ + __real__ retval = HUGE_VALF; + __imag__ retval = __nanf ("") + __nanf (""); + +#ifdef FE_INVALID + if (icls == FP_INFINITE) + feraiseexcept (FE_INVALID); +#endif + } + } + else + { + __real__ retval = __nanf (""); + __imag__ retval = __imag__ x == 0.0 ? __imag__ x : __nanf (""); + } + + return retval; +} +#ifndef __ccoshf +weak_alias (__ccoshf, ccoshf) +#endif diff --git a/math/s_ccoshl.c b/math/s_ccoshl.c new file mode 100644 index 0000000000..61ffb49ca0 --- /dev/null +++ b/math/s_ccoshl.c @@ -0,0 +1,101 @@ +/* Complex cosine hyperbole function for long double. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <fenv.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ long double +__ccoshl (__complex__ long double x) +{ + __complex__ long double retval; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls >= FP_ZERO) + { + /* Real part is finite. */ + if (icls >= FP_ZERO) + { + /* Imaginary part is finite. */ + long double sinh_val = __ieee754_sinhl (__real__ x); + long double cosh_val = __ieee754_coshl (__real__ x); + long double sinix, cosix; + + __sincosl (__imag__ x, &sinix, &cosix); + + __real__ retval = cosh_val * cosix; + __imag__ retval = sinh_val * sinix; + } + else + { + __imag__ retval = __real__ x == 0.0 ? 0.0 : __nanl (""); + __real__ retval = __nanl ("") + __nanl (""); + +#ifdef FE_INVALID + if (icls == FP_INFINITE) + feraiseexcept (FE_INVALID); +#endif + } + } + else if (rcls == FP_INFINITE) + { + /* Real part is infinite. */ + if (icls == FP_ZERO) + { + /* Imaginary part is 0.0. */ + __real__ retval = HUGE_VALL; + __imag__ retval = __imag__ x * __copysignl (1.0, __real__ x); + } + else if (icls > FP_ZERO) + { + /* Imaginary part is finite. */ + long double sinix, cosix; + + __sincosl (__imag__ x, &sinix, &cosix); + + __real__ retval = __copysignl (HUGE_VALL, cosix); + __imag__ retval = (__copysignl (HUGE_VALL, sinix) + * __copysignl (1.0, __real__ x)); + } + else + { + /* The addition raises the invalid exception. */ + __real__ retval = HUGE_VALL; + __imag__ retval = __nanl ("") + __nanl (""); + +#ifdef FE_INVALID + if (icls == FP_INFINITE) + feraiseexcept (FE_INVALID); +#endif + } + } + else + { + __real__ retval = __nanl (""); + __imag__ retval = __imag__ x == 0.0 ? __imag__ x : __nanl (""); + } + + return retval; +} +weak_alias (__ccoshl, ccoshl) diff --git a/math/s_ccosl.c b/math/s_ccosl.c new file mode 100644 index 0000000000..4ebe2c347d --- /dev/null +++ b/math/s_ccosl.c @@ -0,0 +1,76 @@ +/* Return cosine of complex long double value. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <fenv.h> +#include <math.h> + + +__complex__ long double +__ccosl (__complex__ long double x) +{ + __complex__ long double res; + + if (!isfinite (__real__ x) || __isnanl (__imag__ x)) + { + if (__real__ x == 0.0 || __imag__ x == 0.0) + { + __real__ res = __nanl (""); + __imag__ res = 0.0; + +#ifdef FE_INVALID + if (__isinfl (__real__ x)) + feraiseexcept (FE_INVALID); +#endif + } + else if (__isinfl (__imag__ x)) + { + __real__ res = HUGE_VALL; + __imag__ res = __nanl (""); + +#ifdef FE_INVALID + if (__isinfl (__real__ x)) + feraiseexcept (FE_INVALID); +#endif + } + else + { + __real__ res = __nanl (""); + __imag__ res = __nanl (""); + +#ifdef FE_INVALID + if (isfinite (__imag__ x)) + feraiseexcept (FE_INVALID); +#endif + } + } + else + { + __complex__ long double y; + + __real__ y = -__imag__ x; + __imag__ y = __real__ x; + + res = __ccoshl (y); + } + + return res; +} +weak_alias (__ccosl, ccosl) diff --git a/math/s_cexp.c b/math/s_cexp.c new file mode 100644 index 0000000000..5a299b7687 --- /dev/null +++ b/math/s_cexp.c @@ -0,0 +1,127 @@ +/* Return value of complex exponential function for double complex value. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <fenv.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ double +__cexp (__complex__ double x) +{ + __complex__ double retval; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls >= FP_ZERO) + { + /* Real part is finite. */ + if (icls >= FP_ZERO) + { + /* Imaginary part is finite. */ + double exp_val = __ieee754_exp (__real__ x); + double sinix, cosix; + + __sincos (__imag__ x, &sinix, &cosix); + + if (isfinite (exp_val)) + { + __real__ retval = exp_val * cosix; + __imag__ retval = exp_val * sinix; + } + else + { + __real__ retval = __copysign (exp_val, cosix); + __imag__ retval = __copysign (exp_val, sinix); + } + } + else + { + /* If the imaginary part is +-inf or NaN and the real part + is not +-inf the result is NaN + iNaN. */ + __real__ retval = __nan (""); + __imag__ retval = __nan (""); + +#ifdef FE_INVALID + feraiseexcept (FE_INVALID); +#endif + } + } + else if (rcls == FP_INFINITE) + { + /* Real part is infinite. */ + if (icls >= FP_ZERO) + { + /* Imaginary part is finite. */ + double value = signbit (__real__ x) ? 0.0 : HUGE_VAL; + + if (icls == FP_ZERO) + { + /* Imaginary part is 0.0. */ + __real__ retval = value; + __imag__ retval = __imag__ x; + } + else + { + double sinix, cosix; + + __sincos (__imag__ x, &sinix, &cosix); + + __real__ retval = __copysign (value, cosix); + __imag__ retval = __copysign (value, sinix); + } + } + else if (signbit (__real__ x) == 0) + { + __real__ retval = HUGE_VAL; + __imag__ retval = __nan (""); + +#ifdef FE_INVALID + if (icls == FP_INFINITE) + feraiseexcept (FE_INVALID); +#endif + } + else + { + __real__ retval = 0.0; + __imag__ retval = __copysign (0.0, __imag__ x); + } + } + else + { + /* If the real part is NaN the result is NaN + iNaN. */ + __real__ retval = __nan (""); + __imag__ retval = __nan (""); + +#ifdef FE_INVALID + if (rcls != FP_NAN || icls != FP_NAN) + feraiseexcept (FE_INVALID); +#endif + } + + return retval; +} +weak_alias (__cexp, cexp) +#ifdef NO_LONG_DOUBLE +strong_alias (__cexp, __cexpl) +weak_alias (__cexp, cexpl) +#endif diff --git a/math/s_cexpf.c b/math/s_cexpf.c new file mode 100644 index 0000000000..7b68fc365c --- /dev/null +++ b/math/s_cexpf.c @@ -0,0 +1,125 @@ +/* Return value of complex exponential function for float complex value. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <fenv.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ float +__cexpf (__complex__ float x) +{ + __complex__ float retval; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls >= FP_ZERO) + { + /* Real part is finite. */ + if (icls >= FP_ZERO) + { + /* Imaginary part is finite. */ + float exp_val = __ieee754_expf (__real__ x); + float sinix, cosix; + + __sincosf (__imag__ x, &sinix, &cosix); + + if (isfinite (exp_val)) + { + __real__ retval = exp_val * cosix; + __imag__ retval = exp_val * sinix; + } + else + { + __real__ retval = __copysignf (exp_val, cosix); + __imag__ retval = __copysignf (exp_val, sinix); + } + } + else + { + /* If the imaginary part is +-inf or NaN and the real part + is not +-inf the result is NaN + iNaN. */ + __real__ retval = __nanf (""); + __imag__ retval = __nanf (""); + +#ifdef FE_INVALID + feraiseexcept (FE_INVALID); +#endif + } + } + else if (rcls == FP_INFINITE) + { + /* Real part is infinite. */ + if (icls >= FP_ZERO) + { + /* Imaginary part is finite. */ + float value = signbit (__real__ x) ? 0.0 : HUGE_VALF; + + if (icls == FP_ZERO) + { + /* Imaginary part is 0.0. */ + __real__ retval = value; + __imag__ retval = __imag__ x; + } + else + { + float sinix, cosix; + + __sincosf (__imag__ x, &sinix, &cosix); + + __real__ retval = __copysignf (value, cosix); + __imag__ retval = __copysignf (value, sinix); + } + } + else if (signbit (__real__ x) == 0) + { + __real__ retval = HUGE_VALF; + __imag__ retval = __nanf (""); + +#ifdef FE_INVALID + if (icls == FP_INFINITE) + feraiseexcept (FE_INVALID); +#endif + } + else + { + __real__ retval = 0.0; + __imag__ retval = __copysignf (0.0, __imag__ x); + } + } + else + { + /* If the real part is NaN the result is NaN + iNaN. */ + __real__ retval = __nanf (""); + __imag__ retval = __nanf (""); + +#ifdef FE_INVALID + if (rcls != FP_NAN || icls != FP_NAN) + feraiseexcept (FE_INVALID); +#endif + } + + return retval; +} +#ifndef __cexpf +weak_alias (__cexpf, cexpf) +#endif diff --git a/math/s_cexpl.c b/math/s_cexpl.c new file mode 100644 index 0000000000..cf6bc974a9 --- /dev/null +++ b/math/s_cexpl.c @@ -0,0 +1,123 @@ +/* Return value of complex exponential function for long double complex value. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <fenv.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ long double +__cexpl (__complex__ long double x) +{ + __complex__ long double retval; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls >= FP_ZERO) + { + /* Real part is finite. */ + if (icls >= FP_ZERO) + { + /* Imaginary part is finite. */ + long double exp_val = __ieee754_expl (__real__ x); + long double sinix, cosix; + + __sincosl (__imag__ x, &sinix, &cosix); + + if (isfinite (exp_val)) + { + __real__ retval = exp_val * cosix; + __imag__ retval = exp_val * sinix; + } + else + { + __real__ retval = __copysignl (exp_val, cosix); + __imag__ retval = __copysignl (exp_val, sinix); + } + } + else + { + /* If the imaginary part is +-inf or NaN and the real part + is not +-inf the result is NaN + iNaN. */ + __real__ retval = __nanl (""); + __imag__ retval = __nanl (""); + +#ifdef FE_INVALID + feraiseexcept (FE_INVALID); +#endif + } + } + else if (rcls == FP_INFINITE) + { + /* Real part is infinite. */ + if (icls >= FP_ZERO) + { + /* Imaginary part is finite. */ + long double value = signbit (__real__ x) ? 0.0 : HUGE_VALL; + + if (icls == FP_ZERO) + { + /* Imaginary part is 0.0. */ + __real__ retval = value; + __imag__ retval = __imag__ x; + } + else + { + long double sinix, cosix; + + __sincosl (__imag__ x, &sinix, &cosix); + + __real__ retval = __copysignl (value, cosix); + __imag__ retval = __copysignl (value, sinix); + } + } + else if (signbit (__real__ x) == 0) + { + __real__ retval = HUGE_VALL; + __imag__ retval = __nanl (""); + +#ifdef FE_INVALID + if (icls == FP_INFINITE) + feraiseexcept (FE_INVALID); +#endif + } + else + { + __real__ retval = 0.0; + __imag__ retval = __copysignl (0.0, __imag__ x); + } + } + else + { + /* If the real part is NaN the result is NaN + iNaN. */ + __real__ retval = __nanl (""); + __imag__ retval = __nanl (""); + +#ifdef FE_INVALID + if (rcls != FP_NAN || icls != FP_NAN) + feraiseexcept (FE_INVALID); +#endif + } + + return retval; +} +weak_alias (__cexpl, cexpl) diff --git a/math/s_clog.c b/math/s_clog.c new file mode 100644 index 0000000000..f796024b47 --- /dev/null +++ b/math/s_clog.c @@ -0,0 +1,65 @@ +/* Compute complex natural logarithm. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ double +__clog (__complex__ double x) +{ + __complex__ double result; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls == FP_ZERO && icls == FP_ZERO) + { + /* Real and imaginary part are 0.0. */ + __imag__ result = signbit (__real__ x) ? M_PI : 0.0; + __imag__ result = __copysign (__imag__ result, __imag__ x); + /* Yes, the following line raises an exception. */ + __real__ result = -1.0 / fabs (__real__ x); + } + else if (rcls != FP_NAN && icls != FP_NAN) + { + /* Neither real nor imaginary part is NaN. */ + __real__ result = __ieee754_log (__ieee754_hypot (__real__ x, + __imag__ x)); + __imag__ result = __ieee754_atan2 (__imag__ x, __real__ x); + } + else + { + __imag__ result = __nan (""); + if (rcls == FP_INFINITE || icls == FP_INFINITE) + /* Real or imaginary part is infinite. */ + __real__ result = HUGE_VAL; + else + __real__ result = __nan (""); + } + + return result; +} +weak_alias (__clog, clog) +#ifdef NO_LONG_DOUBLE +strong_alias (__clog, __clogl) +weak_alias (__clog, clogl) +#endif diff --git a/math/s_clog10.c b/math/s_clog10.c new file mode 100644 index 0000000000..62c2ca724a --- /dev/null +++ b/math/s_clog10.c @@ -0,0 +1,65 @@ +/* Compute complex base 10 logarithm. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ double +__clog10 (__complex__ double x) +{ + __complex__ double result; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls == FP_ZERO && icls == FP_ZERO) + { + /* Real and imaginary part are 0.0. */ + __imag__ result = signbit (__real__ x) ? M_PI : 0.0; + __imag__ result = __copysign (__imag__ result, __imag__ x); + /* Yes, the following line raises an exception. */ + __real__ result = -1.0 / fabs (__real__ x); + } + else if (rcls != FP_NAN && icls != FP_NAN) + { + /* Neither real nor imaginary part is NaN. */ + __real__ result = __ieee754_log10 (__ieee754_hypot (__real__ x, + __imag__ x)); + __imag__ result = M_LOG10E * __ieee754_atan2 (__imag__ x, __real__ x); + } + else + { + __imag__ result = __nan (""); + if (rcls == FP_INFINITE || icls == FP_INFINITE) + /* Real or imaginary part is infinite. */ + __real__ result = HUGE_VAL; + else + __real__ result = __nan (""); + } + + return result; +} +weak_alias (__clog10, clog10) +#ifdef NO_LONG_DOUBLE +strong_alias (__clog10, __clog10l) +weak_alias (__clog10, clog10l) +#endif diff --git a/math/s_clog10f.c b/math/s_clog10f.c new file mode 100644 index 0000000000..eed81f368c --- /dev/null +++ b/math/s_clog10f.c @@ -0,0 +1,63 @@ +/* Compute complex base 10 logarithm. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ float +__clog10f (__complex__ float x) +{ + __complex__ float result; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls == FP_ZERO && icls == FP_ZERO) + { + /* Real and imaginary part are 0.0. */ + __imag__ result = signbit (__real__ x) ? M_PI : 0.0; + __imag__ result = __copysignf (__imag__ result, __imag__ x); + /* Yes, the following line raises an exception. */ + __real__ result = -1.0 / fabsf (__real__ x); + } + else if (rcls != FP_NAN && icls != FP_NAN) + { + /* Neither real nor imaginary part is NaN. */ + __real__ result = __ieee754_log10f (__ieee754_hypotf (__real__ x, + __imag__ x)); + __imag__ result = M_LOG10E * __ieee754_atan2f (__imag__ x, __real__ x); + } + else + { + __imag__ result = __nanf (""); + if (rcls == FP_INFINITE || icls == FP_INFINITE) + /* Real or imaginary part is infinite. */ + __real__ result = HUGE_VALF; + else + __real__ result = __nanf (""); + } + + return result; +} +#ifndef __clog10f +weak_alias (__clog10f, clog10f) +#endif diff --git a/math/s_clog10l.c b/math/s_clog10l.c new file mode 100644 index 0000000000..f901543d05 --- /dev/null +++ b/math/s_clog10l.c @@ -0,0 +1,61 @@ +/* Compute complex base 10 logarithm. + Copyright (C) 1997, 1998 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ long double +__clog10l (__complex__ long double x) +{ + __complex__ long double result; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls == FP_ZERO && icls == FP_ZERO) + { + /* Real and imaginary part are 0.0. */ + __imag__ result = signbit (__real__ x) ? M_PIl : 0.0; + __imag__ result = __copysignl (__imag__ result, __imag__ x); + /* Yes, the following line raises an exception. */ + __real__ result = -1.0 / fabsl (__real__ x); + } + else if (rcls != FP_NAN && icls != FP_NAN) + { + /* Neither real nor imaginary part is NaN. */ + __real__ result = __ieee754_log10l (__ieee754_hypotl (__real__ x, + __imag__ x)); + __imag__ result = M_LOG10El * __ieee754_atan2l (__imag__ x, __real__ x); + } + else + { + __imag__ result = __nanl (""); + if (rcls == FP_INFINITE || icls == FP_INFINITE) + /* Real or imaginary part is infinite. */ + __real__ result = HUGE_VALL; + else + __real__ result = __nanl (""); + } + + return result; +} +weak_alias (__clog10l, clog10l) diff --git a/math/s_clogf.c b/math/s_clogf.c new file mode 100644 index 0000000000..21e3b57b7f --- /dev/null +++ b/math/s_clogf.c @@ -0,0 +1,63 @@ +/* Compute complex natural logarithm. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ float +__clogf (__complex__ float x) +{ + __complex__ float result; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls == FP_ZERO && icls == FP_ZERO) + { + /* Real and imaginary part are 0.0. */ + __imag__ result = signbit (__real__ x) ? M_PI : 0.0; + __imag__ result = __copysignf (__imag__ result, __imag__ x); + /* Yes, the following line raises an exception. */ + __real__ result = -1.0 / fabsf (__real__ x); + } + else if (rcls != FP_NAN && icls != FP_NAN) + { + /* Neither real nor imaginary part is NaN. */ + __real__ result = __ieee754_logf (__ieee754_hypotf (__real__ x, + __imag__ x)); + __imag__ result = __ieee754_atan2f (__imag__ x, __real__ x); + } + else + { + __imag__ result = __nanf (""); + if (rcls == FP_INFINITE || icls == FP_INFINITE) + /* Real or imaginary part is infinite. */ + __real__ result = HUGE_VALF; + else + __real__ result = __nanf (""); + } + + return result; +} +#ifndef __clogf +weak_alias (__clogf, clogf) +#endif diff --git a/math/s_clogl.c b/math/s_clogl.c new file mode 100644 index 0000000000..43118f768c --- /dev/null +++ b/math/s_clogl.c @@ -0,0 +1,61 @@ +/* Compute complex natural logarithm. + Copyright (C) 1997, 1998 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ long double +__clogl (__complex__ long double x) +{ + __complex__ long double result; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls == FP_ZERO && icls == FP_ZERO) + { + /* Real and imaginary part are 0.0. */ + __imag__ result = signbit (__real__ x) ? M_PIl : 0.0; + __imag__ result = __copysignl (__imag__ result, __imag__ x); + /* Yes, the following line raises an exception. */ + __real__ result = -1.0 / fabsl (__real__ x); + } + else if (rcls != FP_NAN && icls != FP_NAN) + { + /* Neither real nor imaginary part is NaN. */ + __real__ result = __ieee754_logl (__ieee754_hypotl (__real__ x, + __imag__ x)); + __imag__ result = __ieee754_atan2l (__imag__ x, __real__ x); + } + else + { + __imag__ result = __nanl (""); + if (rcls == FP_INFINITE || icls == FP_INFINITE) + /* Real or imaginary part is infinite. */ + __real__ result = HUGE_VALL; + else + __real__ result = __nanl (""); + } + + return result; +} +weak_alias (__clogl, clogl) diff --git a/math/s_cpow.c b/math/s_cpow.c new file mode 100644 index 0000000000..86536cc95b --- /dev/null +++ b/math/s_cpow.c @@ -0,0 +1,34 @@ +/* Complex power of double values. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + + +__complex__ double +__cpow (__complex__ double x, __complex__ double c) +{ + return __cexp (c * __clog (x)); +} +weak_alias (__cpow, cpow) +#ifdef NO_LONG_DOUBLE +strong_alias (__cpow, __cpowl) +weak_alias (__cpow, cpowl) +#endif diff --git a/math/s_cpowf.c b/math/s_cpowf.c new file mode 100644 index 0000000000..58eaa1aa06 --- /dev/null +++ b/math/s_cpowf.c @@ -0,0 +1,32 @@ +/* Complex power of float values. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + + +__complex__ float +__cpowf (__complex__ float x, __complex__ float c) +{ + return __cexpf (c * __clogf (x)); +} +#ifndef __cpowf +weak_alias (__cpowf, cpowf) +#endif diff --git a/math/s_cpowl.c b/math/s_cpowl.c new file mode 100644 index 0000000000..4c358b3ebe --- /dev/null +++ b/math/s_cpowl.c @@ -0,0 +1,30 @@ +/* Complex power of long double values. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + + +__complex__ long double +__cpowl (__complex__ long double x, __complex__ long double c) +{ + return __cexpl (c * __clogl (x)); +} +weak_alias (__cpowl, cpowl) diff --git a/math/s_cproj.c b/math/s_cproj.c new file mode 100644 index 0000000000..8e7ca41df8 --- /dev/null +++ b/math/s_cproj.c @@ -0,0 +1,51 @@ +/* Compute projection of complex double value to Riemann sphere. + Copyright (C) 1997, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + + +__complex__ double +__cproj (__complex__ double x) +{ + __complex__ double res; + + if (isnan (__real__ x) && isnan (__imag__ x)) + return x; + else if (!isfinite (__real__ x) || !isfinite (__imag__ x)) + { + __real__ res = INFINITY; + __imag__ res = __copysign (0.0, __imag__ x); + } + else + { + double den = __real__ x * __real__ x + __imag__ x * __imag__ x + 1.0; + + __real__ res = (2.0 * __real__ x) / den; + __imag__ res = (2.0 * __imag__ x) / den; + } + + return res; +} +weak_alias (__cproj, cproj) +#ifdef NO_LONG_DOUBLE +strong_alias (__cproj, __cprojl) +weak_alias (__cproj, cprojl) +#endif diff --git a/math/s_cprojf.c b/math/s_cprojf.c new file mode 100644 index 0000000000..83df13cfa9 --- /dev/null +++ b/math/s_cprojf.c @@ -0,0 +1,49 @@ +/* Compute projection of complex float value to Riemann sphere. + Copyright (C) 1997, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + + +__complex__ float +__cprojf (__complex__ float x) +{ + __complex__ float res; + + if (isnan (__real__ x) && isnan (__imag__ x)) + return x; + else if (!isfinite (__real__ x) || !isfinite (__imag__ x)) + { + __real__ res = INFINITY; + __imag__ res = __copysignf (0.0, __imag__ x); + } + else + { + float den = __real__ x * __real__ x + __imag__ x * __imag__ x + 1.0; + + __real__ res = (2.0 * __real__ x) / den; + __imag__ res = (2.0 * __imag__ x) / den; + } + + return res; +} +#ifndef __cprojf +weak_alias (__cprojf, cprojf) +#endif diff --git a/math/s_cprojl.c b/math/s_cprojl.c new file mode 100644 index 0000000000..c70cdc47db --- /dev/null +++ b/math/s_cprojl.c @@ -0,0 +1,48 @@ +/* Compute projection of complex long double value to Riemann sphere. + Copyright (C) 1997, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + + +__complex__ long double +__cprojl (__complex__ long double x) +{ + __complex__ long double res; + + if (isnan (__real__ x) && isnan (__imag__ x)) + return x; + else if (!isfinite (__real__ x) || !isfinite (__imag__ x)) + { + __real__ res = INFINITY; + __imag__ res = __copysignl (0.0, __imag__ x); + } + else + { + long double den = (__real__ x * __real__ x + __imag__ x * __imag__ x + + 1.0); + + __real__ res = (2.0 * __real__ x) / den; + __imag__ res = (2.0 * __imag__ x) / den; + } + + return res; +} +weak_alias (__cprojl, cprojl) diff --git a/math/s_csin.c b/math/s_csin.c new file mode 100644 index 0000000000..eb380e2c3f --- /dev/null +++ b/math/s_csin.c @@ -0,0 +1,131 @@ +/* Complex sine function for double. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <fenv.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ double +__csin (__complex__ double x) +{ + __complex__ double retval; + int negate = signbit (__real__ x); + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + __real__ x = fabs (__real__ x); + + if (icls >= FP_ZERO) + { + /* Imaginary part is finite. */ + if (rcls >= FP_ZERO) + { + /* Real part is finite. */ + double sinh_val = __ieee754_sinh (__imag__ x); + double cosh_val = __ieee754_cosh (__imag__ x); + double sinix, cosix; + + __sincos (__real__ x, &sinix, &cosix); + + __real__ retval = cosh_val * sinix; + __imag__ retval = sinh_val * cosix; + + if (negate) + __real__ retval = -__real__ retval; + } + else + { + if (icls == FP_ZERO) + { + /* Imaginary part is 0.0. */ + __real__ retval = __nan (""); + __imag__ retval = __imag__ x; + +#ifdef FE_INVALID + if (rcls == FP_INFINITE) + feraiseexcept (FE_INVALID); +#endif + } + else + { + __real__ retval = __nan (""); + __imag__ retval = __nan (""); + +#ifdef FE_INVALID + feraiseexcept (FE_INVALID); +#endif + } + } + } + else if (icls == FP_INFINITE) + { + /* Imaginary part is infinite. */ + if (rcls == FP_ZERO) + { + /* Real part is 0.0. */ + __real__ retval = __copysign (0.0, negate ? -1.0 : 1.0); + __imag__ retval = __imag__ x; + } + else if (rcls > FP_ZERO) + { + /* Real part is finite. */ + double sinix, cosix; + + __sincos (__real__ x, &sinix, &cosix); + + __real__ retval = __copysign (HUGE_VAL, sinix); + __imag__ retval = __copysign (HUGE_VAL, cosix); + + if (negate) + __real__ retval = -__real__ retval; + if (signbit (__imag__ x)) + __imag__ retval = -__imag__ retval; + } + else + { + /* The addition raises the invalid exception. */ + __real__ retval = __nan (""); + __imag__ retval = HUGE_VAL; + +#ifdef FE_INVALID + if (rcls == FP_INFINITE) + feraiseexcept (FE_INVALID); +#endif + } + } + else + { + if (rcls == FP_ZERO) + __real__ retval = __copysign (0.0, negate ? -1.0 : 1.0); + else + __real__ retval = __nan (""); + __imag__ retval = __nan (""); + } + + return retval; +} +weak_alias (__csin, csin) +#ifdef NO_LONG_DOUBLE +strong_alias (__csin, __csinl) +weak_alias (__csin, csinl) +#endif diff --git a/math/s_csinf.c b/math/s_csinf.c new file mode 100644 index 0000000000..8004743bd3 --- /dev/null +++ b/math/s_csinf.c @@ -0,0 +1,129 @@ +/* Complex sine function for float. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <fenv.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ float +__csinf (__complex__ float x) +{ + __complex__ float retval; + int negate = signbit (__real__ x); + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + __real__ x = fabsf (__real__ x); + + if (icls >= FP_ZERO) + { + /* Imaginary part is finite. */ + if (rcls >= FP_ZERO) + { + /* Real part is finite. */ + float sinh_val = __ieee754_sinhf (__imag__ x); + float cosh_val = __ieee754_coshf (__imag__ x); + float sinix, cosix; + + __sincosf (__real__ x, &sinix, &cosix); + + __real__ retval = cosh_val * sinix; + __imag__ retval = sinh_val * cosix; + + if (negate) + __real__ retval = -__real__ retval; + } + else + { + if (icls == FP_ZERO) + { + /* Imaginary part is 0.0. */ + __real__ retval = __nanf (""); + __imag__ retval = __imag__ x; + +#ifdef FE_INVALID + if (rcls == FP_INFINITE) + feraiseexcept (FE_INVALID); +#endif + } + else + { + __real__ retval = __nanf (""); + __imag__ retval = __nanf (""); + +#ifdef FE_INVALID + feraiseexcept (FE_INVALID); +#endif + } + } + } + else if (icls == FP_INFINITE) + { + /* Imaginary part is infinite. */ + if (rcls == FP_ZERO) + { + /* Real part is 0.0. */ + __real__ retval = __copysignf (0.0, negate ? -1.0 : 1.0); + __imag__ retval = __imag__ x; + } + else if (rcls > FP_ZERO) + { + /* Real part is finite. */ + float sinix, cosix; + + __sincosf (__real__ x, &sinix, &cosix); + + __real__ retval = __copysignf (HUGE_VALF, sinix); + __imag__ retval = __copysignf (HUGE_VALF, cosix); + + if (negate) + __real__ retval = -__real__ retval; + if (signbit (__imag__ x)) + __imag__ retval = -__imag__ retval; + } + else + { + /* The addition raises the invalid exception. */ + __real__ retval = __nanf (""); + __imag__ retval = HUGE_VALF; + +#ifdef FE_INVALID + if (rcls == FP_INFINITE) + feraiseexcept (FE_INVALID); +#endif + } + } + else + { + if (rcls == FP_ZERO) + __real__ retval = __copysignf (0.0, negate ? -1.0 : 1.0); + else + __real__ retval = __nanf (""); + __imag__ retval = __nanf (""); + } + + return retval; +} +#ifndef __csinf +weak_alias (__csinf, csinf) +#endif diff --git a/math/s_csinh.c b/math/s_csinh.c new file mode 100644 index 0000000000..f0e0cc61f1 --- /dev/null +++ b/math/s_csinh.c @@ -0,0 +1,126 @@ +/* Complex sine hyperbole function for double. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <fenv.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ double +__csinh (__complex__ double x) +{ + __complex__ double retval; + int negate = signbit (__real__ x); + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + __real__ x = fabs (__real__ x); + + if (rcls >= FP_ZERO) + { + /* Real part is finite. */ + if (icls >= FP_ZERO) + { + /* Imaginary part is finite. */ + double sinh_val = __ieee754_sinh (__real__ x); + double cosh_val = __ieee754_cosh (__real__ x); + double sinix, cosix; + + __sincos (__imag__ x, &sinix, &cosix); + + __real__ retval = sinh_val * cosix; + __imag__ retval = cosh_val * sinix; + + if (negate) + __real__ retval = -__real__ retval; + } + else + { + if (rcls == FP_ZERO) + { + /* Real part is 0.0. */ + __real__ retval = __copysign (0.0, negate ? -1.0 : 1.0); + __imag__ retval = __nan ("") + __nan (""); + +#ifdef FE_INVALID + if (icls == FP_INFINITE) + feraiseexcept (FE_INVALID); +#endif + } + else + { + __real__ retval = __nan (""); + __imag__ retval = __nan (""); + +#ifdef FE_INVALID + feraiseexcept (FE_INVALID); +#endif + } + } + } + else if (rcls == FP_INFINITE) + { + /* Real part is infinite. */ + if (icls == FP_ZERO) + { + /* Imaginary part is 0.0. */ + __real__ retval = negate ? -HUGE_VAL : HUGE_VAL; + __imag__ retval = __imag__ x; + } + else if (icls > FP_ZERO) + { + /* Imaginary part is finite. */ + double sinix, cosix; + + __sincos (__imag__ x, &sinix, &cosix); + + __real__ retval = __copysign (HUGE_VAL, cosix); + __imag__ retval = __copysign (HUGE_VAL, sinix); + + if (negate) + __real__ retval = -__real__ retval; + } + else + { + /* The addition raises the invalid exception. */ + __real__ retval = HUGE_VAL; + __imag__ retval = __nan ("") + __nan (""); + +#ifdef FE_INVALID + if (icls == FP_INFINITE) + feraiseexcept (FE_INVALID); +#endif + } + } + else + { + __real__ retval = __nan (""); + __imag__ retval = __imag__ x == 0.0 ? __imag__ x : __nan (""); + } + + return retval; +} +weak_alias (__csinh, csinh) +#ifdef NO_LONG_DOUBLE +strong_alias (__csinh, __csinhl) +weak_alias (__csinh, csinhl) +#endif diff --git a/math/s_csinhf.c b/math/s_csinhf.c new file mode 100644 index 0000000000..e4bb704268 --- /dev/null +++ b/math/s_csinhf.c @@ -0,0 +1,124 @@ +/* Complex sine hyperbole function for float. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <fenv.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ float +__csinhf (__complex__ float x) +{ + __complex__ float retval; + int negate = signbit (__real__ x); + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + __real__ x = fabsf (__real__ x); + + if (rcls >= FP_ZERO) + { + /* Real part is finite. */ + if (icls >= FP_ZERO) + { + /* Imaginary part is finite. */ + float sinh_val = __ieee754_sinhf (__real__ x); + float cosh_val = __ieee754_coshf (__real__ x); + float sinix, cosix; + + __sincosf (__imag__ x, &sinix, &cosix); + + __real__ retval = sinh_val * cosix; + __imag__ retval = cosh_val * sinix; + + if (negate) + __real__ retval = -__real__ retval; + } + else + { + if (rcls == FP_ZERO) + { + /* Real part is 0.0. */ + __real__ retval = __copysignf (0.0, negate ? -1.0 : 1.0); + __imag__ retval = __nanf ("") + __nanf (""); + +#ifdef FE_INVALID + if (icls == FP_INFINITE) + feraiseexcept (FE_INVALID); +#endif + } + else + { + __real__ retval = __nanf (""); + __imag__ retval = __nanf (""); + +#ifdef FE_INVALID + feraiseexcept (FE_INVALID); +#endif + } + } + } + else if (rcls == FP_INFINITE) + { + /* Real part is infinite. */ + if (icls == FP_ZERO) + { + /* Imaginary part is 0.0. */ + __real__ retval = negate ? -HUGE_VALF : HUGE_VALF; + __imag__ retval = __imag__ x; + } + else if (icls > FP_ZERO) + { + /* Imaginary part is finite. */ + float sinix, cosix; + + __sincosf (__imag__ x, &sinix, &cosix); + + __real__ retval = __copysignf (HUGE_VALF, cosix); + __imag__ retval = __copysignf (HUGE_VALF, sinix); + + if (negate) + __real__ retval = -__real__ retval; + } + else + { + /* The addition raises the invalid exception. */ + __real__ retval = HUGE_VALF; + __imag__ retval = __nanf ("") + __nanf (""); + +#ifdef FE_INVALID + if (icls == FP_INFINITE) + feraiseexcept (FE_INVALID); +#endif + } + } + else + { + __real__ retval = __nanf (""); + __imag__ retval = __imag__ x == 0.0 ? __imag__ x : __nanf (""); + } + + return retval; +} +#ifndef __csinhf +weak_alias (__csinhf, csinhf) +#endif diff --git a/math/s_csinhl.c b/math/s_csinhl.c new file mode 100644 index 0000000000..226075634d --- /dev/null +++ b/math/s_csinhl.c @@ -0,0 +1,122 @@ +/* Complex sine hyperbole function for long double. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <fenv.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ long double +__csinhl (__complex__ long double x) +{ + __complex__ long double retval; + int negate = signbit (__real__ x); + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + __real__ x = fabsl (__real__ x); + + if (rcls >= FP_ZERO) + { + /* Real part is finite. */ + if (icls >= FP_ZERO) + { + /* Imaginary part is finite. */ + long double sinh_val = __ieee754_sinhl (__real__ x); + long double cosh_val = __ieee754_coshl (__real__ x); + long double sinix, cosix; + + __sincosl (__imag__ x, &sinix, &cosix); + + __real__ retval = sinh_val * cosix; + __imag__ retval = cosh_val * sinix; + + if (negate) + __real__ retval = -__real__ retval; + } + else + { + if (rcls == FP_ZERO) + { + /* Real part is 0.0. */ + __real__ retval = __copysignl (0.0, negate ? -1.0 : 1.0); + __imag__ retval = __nanl ("") + __nanl (""); + +#ifdef FE_INVALID + if (icls == FP_INFINITE) + feraiseexcept (FE_INVALID); +#endif + } + else + { + __real__ retval = __nanl (""); + __imag__ retval = __nanl (""); + +#ifdef FE_INVALID + feraiseexcept (FE_INVALID); +#endif + } + } + } + else if (rcls == FP_INFINITE) + { + /* Real part is infinite. */ + if (icls == FP_ZERO) + { + /* Imaginary part is 0.0. */ + __real__ retval = negate ? -HUGE_VALL : HUGE_VALL; + __imag__ retval = __imag__ x; + } + else if (icls > FP_ZERO) + { + /* Imaginary part is finite. */ + long double sinix, cosix; + + __sincosl (__imag__ x, &sinix, &cosix); + + __real__ retval = __copysignl (HUGE_VALL, cosix); + __imag__ retval = __copysignl (HUGE_VALL, sinix); + + if (negate) + __real__ retval = -__real__ retval; + } + else + { + /* The addition raises the invalid exception. */ + __real__ retval = HUGE_VALL; + __imag__ retval = __nanl ("") + __nanl (""); + +#ifdef FE_INVALID + if (icls == FP_INFINITE) + feraiseexcept (FE_INVALID); +#endif + } + } + else + { + __real__ retval = __nanl (""); + __imag__ retval = __imag__ x == 0.0 ? __imag__ x : __nanl (""); + } + + return retval; +} +weak_alias (__csinhl, csinhl) diff --git a/math/s_csinl.c b/math/s_csinl.c new file mode 100644 index 0000000000..f7a1c43600 --- /dev/null +++ b/math/s_csinl.c @@ -0,0 +1,127 @@ +/* Complex sine function for long double. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <fenv.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ long double +__csinl (__complex__ long double x) +{ + __complex__ long double retval; + int negate = signbit (__real__ x); + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + __real__ x = fabsl (__real__ x); + + if (icls >= FP_ZERO) + { + /* Imaginary part is finite. */ + if (rcls >= FP_ZERO) + { + /* Real part is finite. */ + long double sinh_val = __ieee754_sinhl (__imag__ x); + long double cosh_val = __ieee754_coshl (__imag__ x); + long double sinix, cosix; + + __sincosl (__real__ x, &sinix, &cosix); + + __real__ retval = cosh_val * sinix; + __imag__ retval = sinh_val * cosix; + + if (negate) + __real__ retval = -__real__ retval; + } + else + { + if (icls == FP_ZERO) + { + /* Imaginary part is 0.0. */ + __real__ retval = __nanl (""); + __imag__ retval = __imag__ x; + +#ifdef FE_INVALID + if (rcls == FP_INFINITE) + feraiseexcept (FE_INVALID); +#endif + } + else + { + __real__ retval = __nanl (""); + __imag__ retval = __nanl (""); + +#ifdef FE_INVALID + feraiseexcept (FE_INVALID); +#endif + } + } + } + else if (icls == FP_INFINITE) + { + /* Imaginary part is infinite. */ + if (rcls == FP_ZERO) + { + /* Real part is 0.0. */ + __real__ retval = __copysignl (0.0, negate ? -1.0 : 1.0); + __imag__ retval = __imag__ x; + } + else if (rcls > FP_ZERO) + { + /* Real part is finite. */ + long double sinix, cosix; + + __sincosl (__real__ x, &sinix, &cosix); + + __real__ retval = __copysignl (HUGE_VALL, sinix); + __imag__ retval = __copysignl (HUGE_VALL, cosix); + + if (negate) + __real__ retval = -__real__ retval; + if (signbit (__imag__ x)) + __imag__ retval = -__imag__ retval; + } + else + { + /* The addition raises the invalid exception. */ + __real__ retval = __nanl (""); + __imag__ retval = HUGE_VALL; + +#ifdef FE_INVALID + if (rcls == FP_INFINITE) + feraiseexcept (FE_INVALID); +#endif + } + } + else + { + if (rcls == FP_ZERO) + __real__ retval = __copysignl (0.0, negate ? -1.0 : 1.0); + else + __real__ retval = __nanl (""); + __imag__ retval = __nanl (""); + } + + return retval; +} +weak_alias (__csinl, csinl) diff --git a/math/s_csqrt.c b/math/s_csqrt.c new file mode 100644 index 0000000000..04ed410a16 --- /dev/null +++ b/math/s_csqrt.c @@ -0,0 +1,114 @@ +/* Complex square root of double value. + Copyright (C) 1997, 1998, 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Based on an algorithm by Stephen L. Moshier <moshier@world.std.com>. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ double +__csqrt (__complex__ double x) +{ + __complex__ double res; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls <= FP_INFINITE || icls <= FP_INFINITE) + { + if (icls == FP_INFINITE) + { + __real__ res = HUGE_VAL; + __imag__ res = __imag__ x; + } + else if (rcls == FP_INFINITE) + { + if (__real__ x < 0.0) + { + __real__ res = icls == FP_NAN ? __nan ("") : 0; + __imag__ res = __copysign (HUGE_VAL, __imag__ x); + } + else + { + __real__ res = __real__ x; + __imag__ res = (icls == FP_NAN + ? __nan ("") : __copysign (0.0, __imag__ x)); + } + } + else + { + __real__ res = __nan (""); + __imag__ res = __nan (""); + } + } + else + { + if (icls == FP_ZERO) + { + if (__real__ x < 0.0) + { + __real__ res = 0.0; + __imag__ res = __copysign (__ieee754_sqrt (-__real__ x), + __imag__ x); + } + else + { + __real__ res = fabs (__ieee754_sqrt (__real__ x)); + __imag__ res = __copysign (0.0, __imag__ x); + } + } + else if (rcls == FP_ZERO) + { + double r = __ieee754_sqrt (0.5 * fabs (__imag__ x)); + + __real__ res = r; + __imag__ res = __copysign (r, __imag__ x); + } + else + { + double d, r, s; + + d = __ieee754_hypot (__real__ x, __imag__ x); + /* Use the identity 2 Re res Im res = Im x + to avoid cancellation error in d +/- Re x. */ + if (__real__ x > 0) + { + r = __ieee754_sqrt (0.5 * d + 0.5 * __real__ x); + s = (0.5 * __imag__ x) / r; + } + else + { + s = __ieee754_sqrt (0.5 * d - 0.5 * __real__ x); + r = fabs ((0.5 * __imag__ x) / s); + } + + __real__ res = r; + __imag__ res = __copysign (s, __imag__ x); + } + } + + return res; +} +weak_alias (__csqrt, csqrt) +#ifdef NO_LONG_DOUBLE +strong_alias (__csqrt, __csqrtl) +weak_alias (__csqrt, csqrtl) +#endif diff --git a/math/s_csqrtf.c b/math/s_csqrtf.c new file mode 100644 index 0000000000..2fba69ce1b --- /dev/null +++ b/math/s_csqrtf.c @@ -0,0 +1,112 @@ +/* Complex square root of float value. + Copyright (C) 1997, 1998, 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Based on an algorithm by Stephen L. Moshier <moshier@world.std.com>. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ float +__csqrtf (__complex__ float x) +{ + __complex__ float res; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls <= FP_INFINITE || icls <= FP_INFINITE) + { + if (icls == FP_INFINITE) + { + __real__ res = HUGE_VALF; + __imag__ res = __imag__ x; + } + else if (rcls == FP_INFINITE) + { + if (__real__ x < 0.0) + { + __real__ res = icls == FP_NAN ? __nanf ("") : 0; + __imag__ res = __copysignf (HUGE_VALF, __imag__ x); + } + else + { + __real__ res = __real__ x; + __imag__ res = (icls == FP_NAN + ? __nanf ("") : __copysignf (0.0, __imag__ x)); + } + } + else + { + __real__ res = __nanf (""); + __imag__ res = __nanf (""); + } + } + else + { + if (icls == FP_ZERO) + { + if (__real__ x < 0.0) + { + __real__ res = 0.0; + __imag__ res = __copysignf (__ieee754_sqrtf (-__real__ x), + __imag__ x); + } + else + { + __real__ res = fabsf (__ieee754_sqrtf (__real__ x)); + __imag__ res = __copysignf (0.0, __imag__ x); + } + } + else if (rcls == FP_ZERO) + { + float r = __ieee754_sqrtf (0.5 * fabsf (__imag__ x)); + + __real__ res = r; + __imag__ res = __copysignf (r, __imag__ x); + } + else + { + float d, r, s; + + d = __ieee754_hypotf (__real__ x, __imag__ x); + /* Use the identity 2 Re res Im res = Im x + to avoid cancellation error in d +/- Re x. */ + if (__real__ x > 0) + { + r = __ieee754_sqrtf (0.5f * d + 0.5f * __real__ x); + s = (0.5f * __imag__ x) / r; + } + else + { + s = __ieee754_sqrtf (0.5f * d - 0.5f * __real__ x); + r = fabsf ((0.5f * __imag__ x) / s); + } + + __real__ res = r; + __imag__ res = __copysignf (s, __imag__ x); + } + } + + return res; +} +#ifndef __csqrtf +weak_alias (__csqrtf, csqrtf) +#endif diff --git a/math/s_csqrtl.c b/math/s_csqrtl.c new file mode 100644 index 0000000000..9d00946c51 --- /dev/null +++ b/math/s_csqrtl.c @@ -0,0 +1,110 @@ +/* Complex square root of long double value. + Copyright (C) 1997, 1998, 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Based on an algorithm by Stephen L. Moshier <moshier@world.std.com>. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ long double +__csqrtl (__complex__ long double x) +{ + __complex__ long double res; + int rcls = fpclassify (__real__ x); + int icls = fpclassify (__imag__ x); + + if (rcls <= FP_INFINITE || icls <= FP_INFINITE) + { + if (icls == FP_INFINITE) + { + __real__ res = HUGE_VALL; + __imag__ res = __imag__ x; + } + else if (rcls == FP_INFINITE) + { + if (__real__ x < 0.0) + { + __real__ res = icls == FP_NAN ? __nanl ("") : 0; + __imag__ res = __copysignl (HUGE_VALL, __imag__ x); + } + else + { + __real__ res = __real__ x; + __imag__ res = (icls == FP_NAN + ? __nanl ("") : __copysignl (0.0, __imag__ x)); + } + } + else + { + __real__ res = __nanl (""); + __imag__ res = __nanl (""); + } + } + else + { + if (icls == FP_ZERO) + { + if (__real__ x < 0.0) + { + __real__ res = 0.0; + __imag__ res = __copysignl (__ieee754_sqrtl (-__real__ x), + __imag__ x); + } + else + { + __real__ res = fabsl (__ieee754_sqrtl (__real__ x)); + __imag__ res = __copysignl (0.0, __imag__ x); + } + } + else if (rcls == FP_ZERO) + { + long double r = __ieee754_sqrtl (0.5 * fabsl (__imag__ x)); + + __real__ res = r; + __imag__ res = __copysignl (r, __imag__ x); + } + else + { + long double d, r, s; + + d = __ieee754_hypotl (__real__ x, __imag__ x); + /* Use the identity 2 Re res Im res = Im x + to avoid cancellation error in d +/- Re x. */ + if (__real__ x > 0) + { + r = __ieee754_sqrtl (0.5L * d + 0.5L * __real__ x); + s = (0.5L * __imag__ x) / r; + } + else + { + s = __ieee754_sqrtl (0.5L * d - 0.5L * __real__ x); + r = fabsl ((0.5L * __imag__ x) / s); + } + + __real__ res = r; + __imag__ res = __copysignl (s, __imag__ x); + } + } + + return res; +} +weak_alias (__csqrtl, csqrtl) diff --git a/math/s_ctan.c b/math/s_ctan.c new file mode 100644 index 0000000000..0464ab86d5 --- /dev/null +++ b/math/s_ctan.c @@ -0,0 +1,84 @@ +/* Complex tangent function for double. + Copyright (C) 1997, 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <fenv.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ double +__ctan (__complex__ double x) +{ + __complex__ double res; + + if (!isfinite (__real__ x) || !isfinite (__imag__ x)) + { + if (__isinf (__imag__ x)) + { + __real__ res = __copysign (0.0, __real__ x); + __imag__ res = __copysign (1.0, __imag__ x); + } + else if (__real__ x == 0.0) + { + res = x; + } + else + { + __real__ res = __nan (""); + __imag__ res = __nan (""); + +#ifdef FE_INVALID + if (__isinf (__real__ x)) + feraiseexcept (FE_INVALID); +#endif + } + } + else + { + double sin2rx, cos2rx; + double den; + + __sincos (2.0 * __real__ x, &sin2rx, &cos2rx); + + den = cos2rx + __ieee754_cosh (2.0 * __imag__ x); + + if (den == 0.0) + { + __complex__ double ez = __cexp (1.0i * x); + __complex__ double emz = __cexp (-1.0i * x); + + res = (ez - emz) / (ez + emz) * -1.0i; + } + else + { + __real__ res = sin2rx / den; + __imag__ res = __ieee754_sinh (2.0 * __imag__ x) / den; + } + } + + return res; +} +weak_alias (__ctan, ctan) +#ifdef NO_LONG_DOUBLE +strong_alias (__ctan, __ctanl) +weak_alias (__ctan, ctanl) +#endif diff --git a/math/s_ctanf.c b/math/s_ctanf.c new file mode 100644 index 0000000000..58d9d13298 --- /dev/null +++ b/math/s_ctanf.c @@ -0,0 +1,83 @@ +/* Complex tangent function for float. + Copyright (C) 1997, 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <fenv.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ float +__ctanf (__complex__ float x) +{ + __complex__ float res; + + if (!isfinite (__real__ x) || !isfinite (__imag__ x)) + { + if (__isinff (__imag__ x)) + { + __real__ res = __copysignf (0.0, __real__ x); + __imag__ res = __copysignf (1.0, __imag__ x); + } + else if (__real__ x == 0.0) + { + res = x; + } + else + { + __real__ res = __nanf (""); + __imag__ res = __nanf (""); + +#ifdef FE_INVALID + if (__isinff (__real__ x)) + feraiseexcept (FE_INVALID); +#endif + } + } + else + { + float sin2rx, cos2rx; + float den; + + __sincosf (2.0 * __real__ x, &sin2rx, &cos2rx); + + den = cos2rx + __ieee754_coshf (2.0 * __imag__ x); + + + if (den == 0.0) + { + __complex__ float ez = __cexpf (1.0i * x); + __complex__ float emz = __cexpf (-1.0i * x); + + res = (ez - emz) / (ez + emz) * -1.0i; + } + else + { + __real__ res = sin2rx / den; + __imag__ res = __ieee754_sinhf (2.0 * __imag__ x) / den; + } + } + + return res; +} +#ifndef __ctanf +weak_alias (__ctanf, ctanf) +#endif diff --git a/math/s_ctanh.c b/math/s_ctanh.c new file mode 100644 index 0000000000..fe38dae291 --- /dev/null +++ b/math/s_ctanh.c @@ -0,0 +1,84 @@ +/* Complex hyperbole tangent for double. + Copyright (C) 1997, 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <fenv.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ double +__ctanh (__complex__ double x) +{ + __complex__ double res; + + if (!isfinite (__real__ x) || !isfinite (__imag__ x)) + { + if (__isinf (__real__ x)) + { + __real__ res = __copysign (1.0, __real__ x); + __imag__ res = __copysign (0.0, __imag__ x); + } + else if (__imag__ x == 0.0) + { + res = x; + } + else + { + __real__ res = __nan (""); + __imag__ res = __nan (""); + +#ifdef FE_INVALID + if (__isinf (__imag__ x)) + feraiseexcept (FE_INVALID); +#endif + } + } + else + { + double sin2ix, cos2ix; + double den; + + __sincos (2.0 * __imag__ x, &sin2ix, &cos2ix); + + den = (__ieee754_cosh (2.0 * __real__ x) + cos2ix); + + if (den == 0.0) + { + __complex__ double ez = __cexp (x); + __complex__ double emz = __cexp (-x); + + res = (ez - emz) / (ez + emz); + } + else + { + __real__ res = __ieee754_sinh (2.0 * __real__ x) / den; + __imag__ res = sin2ix / den; + } + } + + return res; +} +weak_alias (__ctanh, ctanh) +#ifdef NO_LONG_DOUBLE +strong_alias (__ctanh, __ctanhl) +weak_alias (__ctanh, ctanhl) +#endif diff --git a/math/s_ctanhf.c b/math/s_ctanhf.c new file mode 100644 index 0000000000..c331dbaabb --- /dev/null +++ b/math/s_ctanhf.c @@ -0,0 +1,82 @@ +/* Complex hyperbole tangent for float. + Copyright (C) 1997, 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <fenv.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ float +__ctanhf (__complex__ float x) +{ + __complex__ float res; + + if (!isfinite (__real__ x) || !isfinite (__imag__ x)) + { + if (__isinff (__real__ x)) + { + __real__ res = __copysignf (1.0, __real__ x); + __imag__ res = __copysignf (0.0, __imag__ x); + } + else if (__imag__ x == 0.0) + { + res = x; + } + else + { + __real__ res = __nanf (""); + __imag__ res = __nanf (""); + +#ifdef FE_INVALID + if (__isinff (__imag__ x)) + feraiseexcept (FE_INVALID); +#endif + } + } + else + { + float sin2ix, cos2ix; + float den; + + __sincosf (2.0 * __imag__ x, &sin2ix, &cos2ix); + + den = (__ieee754_coshf (2.0 * __real__ x) + cos2ix); + + if (den == 0.0f) + { + __complex__ float ez = __cexpf (x); + __complex__ float emz = __cexpf (-x); + + res = (ez - emz) / (ez + emz); + } + else + { + __real__ res = __ieee754_sinhf (2.0 * __real__ x) / den; + __imag__ res = sin2ix / den; + } + } + + return res; +} +#ifndef __ctanhf +weak_alias (__ctanhf, ctanhf) +#endif diff --git a/math/s_ctanhl.c b/math/s_ctanhl.c new file mode 100644 index 0000000000..77ca8f8717 --- /dev/null +++ b/math/s_ctanhl.c @@ -0,0 +1,80 @@ +/* Complex hyperbole tangent for long double. + Copyright (C) 1997, 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <fenv.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ long double +__ctanhl (__complex__ long double x) +{ + __complex__ long double res; + + if (!isfinite (__real__ x) || !isfinite (__imag__ x)) + { + if (__isinfl (__real__ x)) + { + __real__ res = __copysignl (1.0, __real__ x); + __imag__ res = __copysignl (0.0, __imag__ x); + } + else if (__imag__ x == 0.0) + { + res = x; + } + else + { + __real__ res = __nanl (""); + __imag__ res = __nanl (""); + +#ifdef FE_INVALID + if (__isinfl (__imag__ x)) + feraiseexcept (FE_INVALID); +#endif + } + } + else + { + long double sin2ix, cos2ix; + long double den; + + __sincosl (2.0 * __imag__ x, &sin2ix, &cos2ix); + + den = (__ieee754_coshl (2.0 * __real__ x) + cos2ix); + + if (den == 0.0L) + { + __complex__ long double ez = __cexpl (x); + __complex__ long double emz = __cexpl (-x); + + res = (ez - emz) / (ez + emz); + } + else + { + __real__ res = __ieee754_sinhl (2.0 * __real__ x) / den; + __imag__ res = sin2ix / den; + } + } + + return res; +} +weak_alias (__ctanhl, ctanhl) diff --git a/math/s_ctanl.c b/math/s_ctanl.c new file mode 100644 index 0000000000..89379a5ff9 --- /dev/null +++ b/math/s_ctanl.c @@ -0,0 +1,81 @@ +/* Complex tangent function for long double. + Copyright (C) 1997, 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <complex.h> +#include <fenv.h> +#include <math.h> + +#include "math_private.h" + + +__complex__ long double +__ctanl (__complex__ long double x) +{ + __complex__ long double res; + + if (!isfinite (__real__ x) || !isfinite (__imag__ x)) + { + if (__isinfl (__imag__ x)) + { + __real__ res = __copysignl (0.0, __real__ x); + __imag__ res = __copysignl (1.0, __imag__ x); + } + else if (__real__ x == 0.0) + { + res = x; + } + else + { + __real__ res = __nanl (""); + __imag__ res = __nanl (""); + +#ifdef FE_INVALID + if (__isinfl (__real__ x)) + feraiseexcept (FE_INVALID); +#endif + } + } + else + { + long double sin2rx, cos2rx; + long double den; + + __sincosl (2.0 * __real__ x, &sin2rx, &cos2rx); + + den = cos2rx + __ieee754_coshl (2.0 * __imag__ x); + + + if (den == 0.0) + { + __complex__ long double ez = __cexpl (1.0i * x); + __complex__ long double emz = __cexpl (-1.0i * x); + + res = (ez - emz) / (ez + emz) * -1.0i; + } + else + { + __real__ res = sin2rx / den; + __imag__ res = __ieee754_sinhl (2.0 * __imag__ x) / den; + } + } + + return res; +} +weak_alias (__ctanl, ctanl) diff --git a/math/s_erfl.c b/math/s_erfl.c new file mode 100644 index 0000000000..f329d58809 --- /dev/null +++ b/math/s_erfl.c @@ -0,0 +1,26 @@ +#include <math.h> +#include <stdio.h> +#include <errno.h> + +long double +__erfl (long double x) +{ + fputs ("__erfl not implemented\n", stderr); + __set_errno (ENOSYS); + return 0.0; +} +weak_alias (__erfl, erfl) + +stub_warning (erfl) + +long double +__erfcl (long double x) +{ + fputs ("__erfcl not implemented\n", stderr); + __set_errno (ENOSYS); + return 0.0; +} +weak_alias (__erfcl, erfcl) + +stub_warning (erfcl) +#include <stub-tag.h> diff --git a/math/s_expm1l.c b/math/s_expm1l.c new file mode 100644 index 0000000000..b69d6aeb97 --- /dev/null +++ b/math/s_expm1l.c @@ -0,0 +1,16 @@ +#include <math.h> +#include <stdio.h> +#include <errno.h> + +long double +__expm1l (long double x) +{ + fputs ("__expm1l not implemented\n", stderr); + __set_errno (ENOSYS); + return 0.0; +} +libm_hidden_def (__expm1l) +weak_alias (__expm1l, expm1l) + +stub_warning (expm1l) +#include <stub-tag.h> diff --git a/math/s_fdim.c b/math/s_fdim.c new file mode 100644 index 0000000000..5804e631c3 --- /dev/null +++ b/math/s_fdim.c @@ -0,0 +1,40 @@ +/* Return positive difference between arguments. + Copyright (C) 1997, 2004 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <math.h> + +double +__fdim (double x, double y) +{ + int clsx = fpclassify (x); + int clsy = fpclassify (y); + + if (clsx == FP_NAN || clsy == FP_NAN + || (y < 0 && clsx == FP_INFINITE && clsy == FP_INFINITE)) + /* Raise invalid flag. */ + return x - y; + + return x <= y ? 0 : x - y; +} +weak_alias (__fdim, fdim) +#ifdef NO_LONG_DOUBLE +strong_alias (__fdim, __fdiml) +weak_alias (__fdim, fdiml) +#endif diff --git a/math/s_fdimf.c b/math/s_fdimf.c new file mode 100644 index 0000000000..2f3ce303ae --- /dev/null +++ b/math/s_fdimf.c @@ -0,0 +1,36 @@ +/* Return positive difference between arguments. + Copyright (C) 1997, 2004 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <math.h> + +float +__fdimf (float x, float y) +{ + int clsx = fpclassify (x); + int clsy = fpclassify (y); + + if (clsx == FP_NAN || clsy == FP_NAN + || (y < 0 && clsx == FP_INFINITE && clsy == FP_INFINITE)) + /* Raise invalid flag. */ + return x - y; + + return x <= y ? 0 : x - y; +} +weak_alias (__fdimf, fdimf) diff --git a/math/s_fdiml.c b/math/s_fdiml.c new file mode 100644 index 0000000000..70246bafbd --- /dev/null +++ b/math/s_fdiml.c @@ -0,0 +1,36 @@ +/* Return positive difference between arguments. + Copyright (C) 1997, 2004 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <math.h> + +long double +__fdiml (long double x, long double y) +{ + int clsx = fpclassify (x); + int clsy = fpclassify (y); + + if (clsx == FP_NAN || clsy == FP_NAN + || (y < 0 && clsx == FP_INFINITE && clsy == FP_INFINITE)) + /* Raise invalid flag. */ + return x - y; + + return x <= y ? 0 : x - y; +} +weak_alias (__fdiml, fdiml) diff --git a/math/s_fma.c b/math/s_fma.c new file mode 100644 index 0000000000..e5ff5a7228 --- /dev/null +++ b/math/s_fma.c @@ -0,0 +1,33 @@ +/* Compute x * y + z as ternary operation. + Copyright (C) 1997, 2001 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <math.h> + +double +__fma (double x, double y, double z) +{ + return (x * y) + z; +} +weak_alias (__fma, fma) + +#ifdef NO_LONG_DOUBLE +strong_alias (__fma, __fmal) +weak_alias (__fmal, fmal) +#endif diff --git a/math/s_fmaf.c b/math/s_fmaf.c new file mode 100644 index 0000000000..caa7f3afe8 --- /dev/null +++ b/math/s_fmaf.c @@ -0,0 +1,28 @@ +/* Compute x * y + z as ternary operation. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <math.h> + +float +__fmaf (float x, float y, float z) +{ + return (x * y) + z; +} +weak_alias (__fmaf, fmaf) diff --git a/math/s_fmal.c b/math/s_fmal.c new file mode 100644 index 0000000000..b89e88b9a3 --- /dev/null +++ b/math/s_fmal.c @@ -0,0 +1,28 @@ +/* Compute x * y + z as ternary operation. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <math.h> + +long double +__fmal (long double x, long double y, long double z) +{ + return (x * y) + z; +} +weak_alias (__fmal, fmal) diff --git a/math/s_fmax.c b/math/s_fmax.c new file mode 100644 index 0000000000..f93e14f28c --- /dev/null +++ b/math/s_fmax.c @@ -0,0 +1,33 @@ +/* Return maximum numeric value of X and Y. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <math.h> + + +double +__fmax (double x, double y) +{ + return (isgreaterequal (x, y) || isnan (y)) ? x : y; +} +weak_alias (__fmax, fmax) +#ifdef NO_LONG_DOUBLE +strong_alias (__fmax, __fmaxl) +weak_alias (__fmax, fmaxl) +#endif diff --git a/math/s_fmaxf.c b/math/s_fmaxf.c new file mode 100644 index 0000000000..6f368e18b0 --- /dev/null +++ b/math/s_fmaxf.c @@ -0,0 +1,29 @@ +/* Return maximum numeric value of X and Y. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <math.h> + + +float +__fmaxf (float x, float y) +{ + return (isgreaterequal (x, y) || isnan (y)) ? x : y; +} +weak_alias (__fmaxf, fmaxf) diff --git a/math/s_fmaxl.c b/math/s_fmaxl.c new file mode 100644 index 0000000000..68c7060f42 --- /dev/null +++ b/math/s_fmaxl.c @@ -0,0 +1,29 @@ +/* Return maximum numeric value of X and Y. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <math.h> + + +long double +__fmaxl (long double x, long double y) +{ + return (isgreaterequal (x, y) || isnan (y)) ? x : y; +} +weak_alias (__fmaxl, fmaxl) diff --git a/math/s_fmin.c b/math/s_fmin.c new file mode 100644 index 0000000000..78f02da74a --- /dev/null +++ b/math/s_fmin.c @@ -0,0 +1,33 @@ +/* Return minimum numeric value of X and Y. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <math.h> + + +double +__fmin (double x, double y) +{ + return (islessequal (x, y) || isnan (y)) ? x : y; +} +weak_alias (__fmin, fmin) +#ifdef NO_LONG_DOUBLE +strong_alias (__fmin, __fminl) +weak_alias (__fmin, fminl) +#endif diff --git a/math/s_fminf.c b/math/s_fminf.c new file mode 100644 index 0000000000..d6aa9ccf62 --- /dev/null +++ b/math/s_fminf.c @@ -0,0 +1,29 @@ +/* Return minimum numeric value of X and Y. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <math.h> + + +float +__fminf (float x, float y) +{ + return (islessequal (x, y) || isnan (y)) ? x : y; +} +weak_alias (__fminf, fminf) diff --git a/math/s_fminl.c b/math/s_fminl.c new file mode 100644 index 0000000000..5c1610aa85 --- /dev/null +++ b/math/s_fminl.c @@ -0,0 +1,29 @@ +/* Return minimum numeric value of X and Y. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <math.h> + + +long double +__fminl (long double x, long double y) +{ + return (islessequal (x, y) || isnan (y)) ? x : y; +} +weak_alias (__fminl, fminl) diff --git a/math/s_ldexp.c b/math/s_ldexp.c new file mode 100644 index 0000000000..62e123cd01 --- /dev/null +++ b/math/s_ldexp.c @@ -0,0 +1,37 @@ +/* @(#)s_ldexp.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: s_ldexp.c,v 1.6 1995/05/10 20:47:40 jtc Exp $"; +#endif + +#include <math.h> +#include "math_private.h" +#include <errno.h> + +#ifdef __STDC__ + double __ldexp(double value, int exp) +#else + double __ldexp(value, exp) + double value; int exp; +#endif +{ + if(!__finite(value)||value==0.0) return value; + value = __scalbn(value,exp); + if(!__finite(value)||value==0.0) __set_errno (ERANGE); + return value; +} +weak_alias (__ldexp, ldexp) +#ifdef NO_LONG_DOUBLE +strong_alias (__ldexp, __ldexpl) +weak_alias (__ldexp, ldexpl) +#endif diff --git a/math/s_ldexpf.c b/math/s_ldexpf.c new file mode 100644 index 0000000000..1ea5e09f8f --- /dev/null +++ b/math/s_ldexpf.c @@ -0,0 +1,37 @@ +/* s_ldexpf.c -- float version of s_ldexp.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: s_ldexpf.c,v 1.3 1995/05/10 20:47:42 jtc Exp $"; +#endif + +#include <math.h> +#include "math_private.h" +#include <errno.h> + +#ifdef __STDC__ + float __ldexpf(float value, int exp) +#else + float __ldexpf(value, exp) + float value; int exp; +#endif +{ + if(!__finitef(value)||value==(float)0.0) return value; + value = __scalbnf(value,exp); + if(!__finitef(value)||value==(float)0.0) __set_errno (ERANGE); + return value; +} +INTDEF(__ldexpf) +weak_alias (__ldexpf, ldexpf) diff --git a/math/s_ldexpl.c b/math/s_ldexpl.c new file mode 100644 index 0000000000..df8b29f94d --- /dev/null +++ b/math/s_ldexpl.c @@ -0,0 +1,37 @@ +/* s_ldexpl.c -- long double version of s_ldexp.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +#include <math.h> +#include "math_private.h" +#include <errno.h> + +#ifdef __STDC__ + long double __ldexpl(long double value, int exp) +#else + long double __ldexpl(value, exp) + long double value; int exp; +#endif +{ + if(!__finitel(value)||value==0.0) return value; + value = __scalbnl(value,exp); + if(!__finitel(value)||value==0.0) __set_errno (ERANGE); + return value; +} +weak_alias (__ldexpl, ldexpl) diff --git a/math/s_log1pl.c b/math/s_log1pl.c new file mode 100644 index 0000000000..e5db9078bf --- /dev/null +++ b/math/s_log1pl.c @@ -0,0 +1,15 @@ +#include <math.h> +#include <stdio.h> +#include <errno.h> + +long double +__log1pl (long double x) +{ + fputs ("__log1pl not implemented\n", stderr); + __set_errno (ENOSYS); + return 0.0; +} +weak_alias (__log1pl, log1pl) + +stub_warning (log1pl) +#include <stub-tag.h> diff --git a/math/s_nan.c b/math/s_nan.c new file mode 100644 index 0000000000..9b2c50558b --- /dev/null +++ b/math/s_nan.c @@ -0,0 +1,44 @@ +/* Return quiet nan. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <math.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <ieee754.h> + + +double +__nan (const char *tagp) +{ + if (tagp[0] != '\0') + { + char buf[6 + strlen (tagp)]; + sprintf (buf, "NAN(%s)", tagp); + return strtod (buf, NULL); + } + + return NAN; +} +weak_alias (__nan, nan) +#ifdef NO_LONG_DOUBLE +strong_alias (__nan, __nanl) +weak_alias (__nan, nanl) +#endif diff --git a/math/s_nanf.c b/math/s_nanf.c new file mode 100644 index 0000000000..2e1b1eb911 --- /dev/null +++ b/math/s_nanf.c @@ -0,0 +1,40 @@ +/* Return quiet nan. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <math.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <ieee754.h> + + +float +__nanf (const char *tagp) +{ + if (tagp[0] != '\0') + { + char buf[6 + strlen (tagp)]; + sprintf (buf, "NAN(%s)", tagp); + return strtof (buf, NULL); + } + + return NAN; +} +weak_alias (__nanf, nanf) diff --git a/math/s_nanl.c b/math/s_nanl.c new file mode 100644 index 0000000000..9709b92383 --- /dev/null +++ b/math/s_nanl.c @@ -0,0 +1,40 @@ +/* Return quiet nan. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <math.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <ieee754.h> + + +long double +__nanl (const char *tagp) +{ + if (tagp[0] != '\0') + { + char buf[6 + strlen (tagp)]; + sprintf (buf, "NAN(%s)", tagp); + return strtold (buf, NULL); + } + + return NAN; +} +weak_alias (__nanl, nanl) diff --git a/math/s_nextafter.c b/math/s_nextafter.c new file mode 100644 index 0000000000..9c678b79c5 --- /dev/null +++ b/math/s_nextafter.c @@ -0,0 +1,100 @@ +/* @(#)s_nextafter.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: s_nextafter.c,v 1.8 1995/05/10 20:47:58 jtc Exp $"; +#endif + +/* IEEE functions + * nextafter(x,y) + * return the next machine floating-point number of x in the + * direction toward y. + * Special cases: + */ + +/* Ugly hack so that the aliasing works. */ +#define __nexttoward __internal___nexttoward +#define nexttoward __internal_nexttoward + +#include <math.h> +#include "math_private.h" +#include <float.h> + +#ifdef __STDC__ + double __nextafter(double x, double y) +#else + double __nextafter(x,y) + double x,y; +#endif +{ + int32_t hx,hy,ix,iy; + u_int32_t lx,ly; + + EXTRACT_WORDS(hx,lx,x); + EXTRACT_WORDS(hy,ly,y); + ix = hx&0x7fffffff; /* |x| */ + iy = hy&0x7fffffff; /* |y| */ + + if(((ix>=0x7ff00000)&&((ix-0x7ff00000)|lx)!=0) || /* x is nan */ + ((iy>=0x7ff00000)&&((iy-0x7ff00000)|ly)!=0)) /* y is nan */ + return x+y; + if(x==y) return y; /* x=y, return y */ + if((ix|lx)==0) { /* x == 0 */ + INSERT_WORDS(x,hy&0x80000000,1); /* return +-minsubnormal */ + y = x*x; + if(y==x) return y; else return x; /* raise underflow flag */ + } + if(hx>=0) { /* x > 0 */ + if(hx>hy||((hx==hy)&&(lx>ly))) { /* x > y, x -= ulp */ + if(lx==0) hx -= 1; + lx -= 1; + } else { /* x < y, x += ulp */ + lx += 1; + if(lx==0) hx += 1; + } + } else { /* x < 0 */ + if(hy>=0||hx>hy||((hx==hy)&&(lx>ly))){/* x < y, x -= ulp */ + if(lx==0) hx -= 1; + lx -= 1; + } else { /* x > y, x += ulp */ + lx += 1; + if(lx==0) hx += 1; + } + } + hy = hx&0x7ff00000; + if(hy>=0x7ff00000) { + x = x+x; /* overflow */ + if (FLT_EVAL_METHOD != 0 && FLT_EVAL_METHOD != 1) + asm ("" : "=m"(x) : "m"(x)); + return x; /* overflow */ + } + if(hy<0x00100000) { /* underflow */ + y = x*x; + if(y!=x) { /* raise underflow flag */ + INSERT_WORDS(y,hx,lx); + return y; + } + } + INSERT_WORDS(x,hx,lx); + return x; +} +weak_alias (__nextafter, nextafter) +#ifdef NO_LONG_DOUBLE +strong_alias (__nextafter, __nextafterl) +weak_alias (__nextafter, nextafterl) +strong_alias (__nextafter, __nexttowardl) +weak_alias (__nexttowardl, nexttowardl) +#undef __nexttoward +strong_alias (__nextafter, __nexttoward) +#undef nexttoward +weak_alias (__nextafter, nexttoward) +#endif diff --git a/math/s_nexttowardf.c b/math/s_nexttowardf.c new file mode 100644 index 0000000000..1a1026612e --- /dev/null +++ b/math/s_nexttowardf.c @@ -0,0 +1,86 @@ +/* Single precision version of nexttoward.c. + Conversion to IEEE single float by Jakub Jelinek, jj@ultra.linux.cz. */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +/* IEEE functions + * nexttowardf(x,y) + * return the next machine floating-point number of x in the + * direction toward y. + * This is for machines which use the same binary type for double and + * long double. + * Special cases: + */ + +#include <math.h> +#include "math_private.h" +#include <float.h> + +#ifdef __STDC__ + float __nexttowardf(float x, long double y) +#else + float __nexttowardf(x,y) + float x; + long double y; +#endif +{ + int32_t hx,hy,ix,iy; + u_int32_t ly; + + GET_FLOAT_WORD(hx,x); + EXTRACT_WORDS(hy,ly,y); + ix = hx&0x7fffffff; /* |x| */ + iy = hy&0x7fffffff; /* |y| */ + + if((ix>0x7f800000) || /* x is nan */ + ((iy>=0x7ff00000)&&((iy-0x7ff00000)|ly)!=0)) /* y is nan */ + return x+y; + if((long double) x==y) return y; /* x=y, return y */ + if(ix==0) { /* x == 0 */ + float x2; + SET_FLOAT_WORD(x,(u_int32_t)(hy&0x80000000)|1);/* return +-minsub*/ + x2 = x*x; + if(x2==x) return x2; else return x; /* raise underflow flag */ + } + if(hx>=0) { /* x > 0 */ + if(hy<0||(ix>>23)>(iy>>20)-0x380 + || ((ix>>23)==(iy>>20)-0x380 + && (ix&0x7fffff)>(((hy<<3)|(ly>>29))&0x7fffff))) /* x > y, x -= ulp */ + hx -= 1; + else /* x < y, x += ulp */ + hx += 1; + } else { /* x < 0 */ + if(hy>=0||(ix>>23)>(iy>>20)-0x380 + || ((ix>>23)==(iy>>20)-0x380 + && (ix&0x7fffff)>(((hy<<3)|(ly>>29))&0x7fffff))) /* x < y, x -= ulp */ + hx -= 1; + else /* x > y, x += ulp */ + hx += 1; + } + hy = hx&0x7f800000; + if(hy>=0x7f800000) { + x = x+x; /* overflow */ + if (FLT_EVAL_METHOD != 0) + /* Force conversion to float. */ + asm ("" : "=m"(x) : "m"(x)); + return x; + } + if(hy<0x00800000) { /* underflow */ + float x2 = x*x; + if(x2!=x) { /* raise underflow flag */ + SET_FLOAT_WORD(x2,hx); + return x2; + } + } + SET_FLOAT_WORD(x,hx); + return x; +} +weak_alias (__nexttowardf, nexttowardf) diff --git a/math/s_nexttowardl.c b/math/s_nexttowardl.c new file mode 100644 index 0000000000..73c3610fc1 --- /dev/null +++ b/math/s_nexttowardl.c @@ -0,0 +1 @@ +/* This function is the same as nextafterl so we use an alias there. */ diff --git a/math/s_significand.c b/math/s_significand.c new file mode 100644 index 0000000000..4a02dbcba1 --- /dev/null +++ b/math/s_significand.c @@ -0,0 +1,39 @@ +/* @(#)s_signif.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: s_significand.c,v 1.6 1995/05/10 20:48:11 jtc Exp $"; +#endif + +/* + * significand(x) computes just + * scalb(x, (double) -ilogb(x)), + * for exercising the fraction-part(F) IEEE 754-1985 test vector. + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + double __significand(double x) +#else + double __significand(x) + double x; +#endif +{ + return __ieee754_scalb(x,(double) -__ilogb(x)); +} +weak_alias (__significand, significand) +#ifdef NO_LONG_DOUBLE +strong_alias (__significand, __significandl) +weak_alias (__significand, significandl) +#endif diff --git a/math/s_significandf.c b/math/s_significandf.c new file mode 100644 index 0000000000..69de1e6b0e --- /dev/null +++ b/math/s_significandf.c @@ -0,0 +1,32 @@ +/* s_significandf.c -- float version of s_significand.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: s_significandf.c,v 1.3 1995/05/10 20:48:13 jtc Exp $"; +#endif + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + float __significandf(float x) +#else + float __significandf(x) + float x; +#endif +{ + return __ieee754_scalbf(x,(float) -__ilogbf(x)); +} +weak_alias (__significandf, significandf) diff --git a/math/s_significandl.c b/math/s_significandl.c new file mode 100644 index 0000000000..9fa0e4ff91 --- /dev/null +++ b/math/s_significandl.c @@ -0,0 +1,39 @@ +/* s_significandl.c -- long double version of s_significand.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* + * significandl(x) computes just + * scalbl(x, (long double) -ilogbl(x)), + * for exercising the fraction-part(F) IEEE 754-1985 test vector. + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + long double __significandl(long double x) +#else + long double __significandl(x) + long double x; +#endif +{ + return __ieee754_scalbl(x,(long double) -ilogbl(x)); +} +weak_alias (__significandl, significandl) diff --git a/math/s_tanhl.c b/math/s_tanhl.c new file mode 100644 index 0000000000..bc9a2d7f48 --- /dev/null +++ b/math/s_tanhl.c @@ -0,0 +1,15 @@ +#include <math.h> +#include <stdio.h> +#include <errno.h> + +long double +__tanhl(long double x) +{ + fputs ("__tanhl not implemented\n", stderr); + __set_errno (ENOSYS); + return 0.0; +} + +weak_alias (__tanhl, tanhl) +stub_warning (tanhl) +#include <stub-tag.h> diff --git a/math/setfpucw.c b/math/setfpucw.c new file mode 100644 index 0000000000..cb50f9f3f1 --- /dev/null +++ b/math/setfpucw.c @@ -0,0 +1,37 @@ +/* Set the FPU control word. + Copyright (C) 1996, 1997, 1999 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 Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <math.h> +#include <fpu_control.h> + +void +__setfpucw (fpu_control_t set) +{ + fpu_control_t cw; + + /* Fetch the current control word. */ + _FPU_GETCW (cw); + + /* Preserve the reserved bits, and set the rest as the user + specified (or the default, if the user gave zero). */ + cw &= _FPU_RESERVED; + cw |= set & ~_FPU_RESERVED; + + _FPU_SETCW (cw); +} diff --git a/math/t_sincosl.c b/math/t_sincosl.c new file mode 100644 index 0000000000..6b271e6ff1 --- /dev/null +++ b/math/t_sincosl.c @@ -0,0 +1 @@ +/* Empty. Not needed unless ldbl __kernel_* functions use it. */ diff --git a/math/w_acos.c b/math/w_acos.c new file mode 100644 index 0000000000..f4e6e3c910 --- /dev/null +++ b/math/w_acos.c @@ -0,0 +1,48 @@ +/* @(#)w_acos.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_acos.c,v 1.6 1995/05/10 20:48:26 jtc Exp $"; +#endif + +/* + * wrap_acos(x) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + double __acos(double x) /* wrapper acos */ +#else + double __acos(x) /* wrapper acos */ + double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_acos(x); +#else + double z; + z = __ieee754_acos(x); + if(_LIB_VERSION == _IEEE_ || __isnan(x)) return z; + if(fabs(x)>1.0) { + return __kernel_standard(x,x,1); /* acos(|x|>1) */ + } else + return z; +#endif +} +weak_alias (__acos, acos) +#ifdef NO_LONG_DOUBLE +strong_alias (__acos, __acosl) +weak_alias (__acos, acosl) +#endif diff --git a/math/w_acosf.c b/math/w_acosf.c new file mode 100644 index 0000000000..a8998efb84 --- /dev/null +++ b/math/w_acosf.c @@ -0,0 +1,48 @@ +/* w_acosf.c -- float version of w_acos.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_acosf.c,v 1.3 1995/05/10 20:48:29 jtc Exp $"; +#endif + +/* + * wrap_acosf(x) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + float __acosf(float x) /* wrapper acosf */ +#else + float __acosf(x) /* wrapper acosf */ + float x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_acosf(x); +#else + float z; + z = __ieee754_acosf(x); + if(_LIB_VERSION == _IEEE_ || __isnanf(x)) return z; + if(fabsf(x)>(float)1.0) { + /* acosf(|x|>1) */ + return (float)__kernel_standard((double)x,(double)x,101); + } else + return z; +#endif +} +weak_alias (__acosf, acosf) diff --git a/math/w_acosh.c b/math/w_acosh.c new file mode 100644 index 0000000000..e8322ec667 --- /dev/null +++ b/math/w_acosh.c @@ -0,0 +1,47 @@ +/* @(#)w_acosh.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_acosh.c,v 1.6 1995/05/10 20:48:31 jtc Exp $"; +#endif + +/* + * wrapper acosh(x) + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + double __acosh(double x) /* wrapper acosh */ +#else + double __acosh(x) /* wrapper acosh */ + double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_acosh(x); +#else + double z; + z = __ieee754_acosh(x); + if(_LIB_VERSION == _IEEE_ || __isnan(x)) return z; + if(x<1.0) { + return __kernel_standard(x,x,29); /* acosh(x<1) */ + } else + return z; +#endif +} +weak_alias (__acosh, acosh) +#ifdef NO_LONG_DOUBLE +strong_alias (__acosh, __acoshl) +weak_alias (__acosh, acoshl) +#endif diff --git a/math/w_acoshf.c b/math/w_acoshf.c new file mode 100644 index 0000000000..62f94b80e7 --- /dev/null +++ b/math/w_acoshf.c @@ -0,0 +1,48 @@ +/* w_acoshf.c -- float version of w_acosh.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + * + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_acoshf.c,v 1.3 1995/05/10 20:48:33 jtc Exp $"; +#endif + +/* + * wrapper acoshf(x) + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + float __acoshf(float x) /* wrapper acoshf */ +#else + float __acoshf(x) /* wrapper acoshf */ + float x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_acoshf(x); +#else + float z; + z = __ieee754_acoshf(x); + if(_LIB_VERSION == _IEEE_ || __isnanf(x)) return z; + if(x<(float)1.0) { + /* acosh(x<1) */ + return (float)__kernel_standard((double)x,(double)x,129); + } else + return z; +#endif +} +weak_alias (__acoshf, acoshf) diff --git a/math/w_acoshl.c b/math/w_acoshl.c new file mode 100644 index 0000000000..ae67911ae5 --- /dev/null +++ b/math/w_acoshl.c @@ -0,0 +1,47 @@ +/* w_acoshl.c -- long double version of w_acosh.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* + * wrapper acoshl(x) + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + long double __acoshl(long double x) /* wrapper acosh */ +#else + long double __acoshl(x) /* wrapper acosh */ + long double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_acoshl(x); +#else + long double z; + z = __ieee754_acoshl(x); + if(_LIB_VERSION == _IEEE_ || __isnanl(x)) return z; + if(x<1.0) { + return __kernel_standard(x,x,229); /* acoshl(x<1) */ + } else + return z; +#endif +} +weak_alias (__acoshl, acoshl) diff --git a/math/w_acosl.c b/math/w_acosl.c new file mode 100644 index 0000000000..9ab4de899f --- /dev/null +++ b/math/w_acosl.c @@ -0,0 +1,48 @@ +/* w_acosl.c -- long double version of w_acos.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* + * wrap_acosl(x) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + long double __acosl(long double x) /* wrapper acos */ +#else + long double __acosl(x) /* wrapper acos */ + long double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_acosl(x); +#else + long double z; + z = __ieee754_acosl(x); + if(_LIB_VERSION == _IEEE_ || __isnanl(x)) return z; + if(fabsl(x)>1.0) { + return __kernel_standard(x,x,201); /* acosl(|x|>1) */ + } else + return z; +#endif +} +weak_alias (__acosl, acosl) diff --git a/math/w_asin.c b/math/w_asin.c new file mode 100644 index 0000000000..d531fbd26a --- /dev/null +++ b/math/w_asin.c @@ -0,0 +1,49 @@ +/* @(#)w_asin.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_asin.c,v 1.6 1995/05/10 20:48:35 jtc Exp $"; +#endif + +/* + * wrapper asin(x) + */ + + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + double __asin(double x) /* wrapper asin */ +#else + double __asin(x) /* wrapper asin */ + double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_asin(x); +#else + double z; + z = __ieee754_asin(x); + if(_LIB_VERSION == _IEEE_ || __isnan(x)) return z; + if(fabs(x)>1.0) { + return __kernel_standard(x,x,2); /* asin(|x|>1) */ + } else + return z; +#endif +} +weak_alias (__asin, asin) +#ifdef NO_LONG_DOUBLE +strong_alias (__asin, __asinl) +weak_alias (__asin, asinl) +#endif diff --git a/math/w_asinf.c b/math/w_asinf.c new file mode 100644 index 0000000000..b19b5c54e3 --- /dev/null +++ b/math/w_asinf.c @@ -0,0 +1,49 @@ +/* w_asinf.c -- float version of w_asin.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_asinf.c,v 1.3 1995/05/10 20:48:37 jtc Exp $"; +#endif + +/* + * wrapper asinf(x) + */ + + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + float __asinf(float x) /* wrapper asinf */ +#else + float __asinf(x) /* wrapper asinf */ + float x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_asinf(x); +#else + float z; + z = __ieee754_asinf(x); + if(_LIB_VERSION == _IEEE_ || __isnanf(x)) return z; + if(fabsf(x)>(float)1.0) { + /* asinf(|x|>1) */ + return (float)__kernel_standard((double)x,(double)x,102); + } else + return z; +#endif +} +weak_alias (__asinf, asinf) diff --git a/math/w_asinl.c b/math/w_asinl.c new file mode 100644 index 0000000000..fb5ee35fc0 --- /dev/null +++ b/math/w_asinl.c @@ -0,0 +1,49 @@ +/* w_asinl.c -- long double version of w_asin.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* + * wrapper asinl(x) + */ + + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + long double __asinl(long double x) /* wrapper asinl */ +#else + long double __asinl(x) /* wrapper asinl */ + long double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_asinl(x); +#else + long double z; + z = __ieee754_asinl(x); + if(_LIB_VERSION == _IEEE_ || __isnanl(x)) return z; + if(fabsl(x)>1.0) { + return __kernel_standard(x,x,202); /* asinl(|x|>1) */ + } else + return z; +#endif +} +weak_alias (__asinl, asinl) diff --git a/math/w_atan2.c b/math/w_atan2.c new file mode 100644 index 0000000000..f0a10d4102 --- /dev/null +++ b/math/w_atan2.c @@ -0,0 +1,47 @@ +/* @(#)w_atan2.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_atan2.c,v 1.6 1995/05/10 20:48:39 jtc Exp $"; +#endif + +/* + * wrapper atan2(y,x) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + double __atan2(double y, double x) /* wrapper atan2 */ +#else + double __atan2(y,x) /* wrapper atan2 */ + double y,x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_atan2(y,x); +#else + double z; + z = __ieee754_atan2(y,x); + if(_LIB_VERSION != _SVID_||__isnan(x)||__isnan(y)) return z; + if(x==0.0&&y==0.0) + return __kernel_standard(y,x,3); /* atan2(+-0,+-0) */ + return z; +#endif +} +weak_alias (__atan2, atan2) +#ifdef NO_LONG_DOUBLE +strong_alias (__atan2, __atan2l) +weak_alias (__atan2, atan2l) +#endif diff --git a/math/w_atan2f.c b/math/w_atan2f.c new file mode 100644 index 0000000000..efb08f076b --- /dev/null +++ b/math/w_atan2f.c @@ -0,0 +1,46 @@ +/* w_atan2f.c -- float version of w_atan2.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_atan2f.c,v 1.3 1995/05/10 20:48:42 jtc Exp $"; +#endif + +/* + * wrapper atan2f(y,x) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + float __atan2f(float y, float x) /* wrapper atan2f */ +#else + float __atan2f(y,x) /* wrapper atan2 */ + float y,x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_atan2f(y,x); +#else + float z; + z = __ieee754_atan2f(y,x); + if(_LIB_VERSION != _SVID_||__isnanf(x)||__isnanf(y)) return z; + if(x==0.0&&y==0.0) + return __kernel_standard(y,x,103); /* atan2(+-0,+-0) */ + return z; +#endif +} +weak_alias (__atan2f, atan2f) diff --git a/math/w_atan2l.c b/math/w_atan2l.c new file mode 100644 index 0000000000..9672e9615f --- /dev/null +++ b/math/w_atan2l.c @@ -0,0 +1,47 @@ +/* w_atan2l.c -- long double version of w_atan2.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* + * wrapper atan2l(y,x) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + long double __atan2l(long double y, long double x) /* wrapper atan2l */ +#else + long double __atan2l(y,x) /* wrapper atan2l */ + long double y,x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_atan2l(y,x); +#else + long double z; + z = __ieee754_atan2l(y,x); + if(_LIB_VERSION != _SVID_||__isnanl(x)||__isnanl(y)) return z; + if(x==0.0&&y==0.0) + return __kernel_standard(y,x,203); /* atan2(+-0,+-0) */ + return z; +#endif +} +weak_alias (__atan2l, atan2l) diff --git a/math/w_atanh.c b/math/w_atanh.c new file mode 100644 index 0000000000..b81f65c311 --- /dev/null +++ b/math/w_atanh.c @@ -0,0 +1,52 @@ +/* @(#)w_atanh.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_atanh.c,v 1.6 1995/05/10 20:48:43 jtc Exp $"; +#endif + +/* + * wrapper atanh(x) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + double __atanh(double x) /* wrapper atanh */ +#else + double __atanh(x) /* wrapper atanh */ + double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_atanh(x); +#else + double z,y; + z = __ieee754_atanh(x); + if(_LIB_VERSION == _IEEE_ || __isnan(x)) return z; + y = fabs(x); + if(y>=1.0) { + if(y>1.0) + return __kernel_standard(x,x,30); /* atanh(|x|>1) */ + else + return __kernel_standard(x,x,31); /* atanh(|x|==1) */ + } else + return z; +#endif +} +weak_alias (__atanh, atanh) +#ifdef NO_LONG_DOUBLE +strong_alias (__atanh, __atanhl) +weak_alias (__atanh, atanhl) +#endif diff --git a/math/w_atanhf.c b/math/w_atanhf.c new file mode 100644 index 0000000000..52a144c05a --- /dev/null +++ b/math/w_atanhf.c @@ -0,0 +1,53 @@ +/* w_atanhf.c -- float version of w_atanh.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_atanhf.c,v 1.3 1995/05/10 20:48:45 jtc Exp $"; +#endif + +/* + * wrapper atanhf(x) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + float __atanhf(float x) /* wrapper atanhf */ +#else + float __atanhf(x) /* wrapper atanhf */ + float x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_atanhf(x); +#else + float z,y; + z = __ieee754_atanhf(x); + if(_LIB_VERSION == _IEEE_ || __isnanf(x)) return z; + y = fabsf(x); + if(y>=(float)1.0) { + if(y>(float)1.0) + /* atanhf(|x|>1) */ + return (float)__kernel_standard((double)x,(double)x,130); + else + /* atanhf(|x|==1) */ + return (float)__kernel_standard((double)x,(double)x,131); + } else + return z; +#endif +} +weak_alias (__atanhf, atanhf) diff --git a/math/w_atanhl.c b/math/w_atanhl.c new file mode 100644 index 0000000000..5ce53b847d --- /dev/null +++ b/math/w_atanhl.c @@ -0,0 +1,52 @@ +/* w_atanhl.c -- long double version of w_atanh.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* + * wrapper atanhl(x) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + long double __atanhl(long double x) /* wrapper atanhl */ +#else + long double __atanhl(x) /* wrapper atanhl */ + long double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_atanhl(x); +#else + long double z,y; + z = __ieee754_atanhl(x); + if(_LIB_VERSION == _IEEE_ || __isnanl(x)) return z; + y = fabsl(x); + if(y>=1.0) { + if(y>1.0) + return __kernel_standard(x,x,230); /* atanhl(|x|>1) */ + else + return __kernel_standard(x,x,231); /* atanhl(|x|==1) */ + } else + return z; +#endif +} +weak_alias (__atanhl, atanhl) diff --git a/math/w_cosh.c b/math/w_cosh.c new file mode 100644 index 0000000000..033a034059 --- /dev/null +++ b/math/w_cosh.c @@ -0,0 +1,47 @@ +/* @(#)w_cosh.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_cosh.c,v 1.6 1995/05/10 20:48:47 jtc Exp $"; +#endif + +/* + * wrapper cosh(x) + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + double __cosh(double x) /* wrapper cosh */ +#else + double __cosh(x) /* wrapper cosh */ + double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_cosh(x); +#else + double z; + z = __ieee754_cosh(x); + if(_LIB_VERSION == _IEEE_ || __isnan(x)) return z; + if(!__finite(z) && __finite(x)) { + return __kernel_standard(x,x,5); /* cosh overflow */ + } else + return z; +#endif +} +weak_alias (__cosh, cosh) +#ifdef NO_LONG_DOUBLE +strong_alias (__cosh, __coshl) +weak_alias (__cosh, coshl) +#endif diff --git a/math/w_coshf.c b/math/w_coshf.c new file mode 100644 index 0000000000..8e24ca9adc --- /dev/null +++ b/math/w_coshf.c @@ -0,0 +1,47 @@ +/* w_coshf.c -- float version of w_cosh.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_coshf.c,v 1.3 1995/05/10 20:48:49 jtc Exp $"; +#endif + +/* + * wrapper coshf(x) + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + float __coshf(float x) /* wrapper coshf */ +#else + float __coshf(x) /* wrapper coshf */ + float x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_coshf(x); +#else + float z; + z = __ieee754_coshf(x); + if(_LIB_VERSION == _IEEE_ || __isnanf(x)) return z; + if(!__finite(z) && __finite(x)) { + /* cosh overflow */ + return (float)__kernel_standard((double)x,(double)x,105); + } else + return z; +#endif +} +weak_alias (__coshf, coshf) diff --git a/math/w_coshl.c b/math/w_coshl.c new file mode 100644 index 0000000000..5f4623a81a --- /dev/null +++ b/math/w_coshl.c @@ -0,0 +1,47 @@ +/* w_acoshl.c -- long double version of w_acosh.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* + * wrapper coshl(x) + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + long double __coshl(long double x) /* wrapper coshl */ +#else + long double __coshl(x) /* wrapper coshl */ + long double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_coshl(x); +#else + long double z; + z = __ieee754_coshl(x); + if(_LIB_VERSION == _IEEE_ || __isnanl(x)) return z; + if(!__finite(z) && __finite(x)) { + return __kernel_standard(x,x,205); /* cosh overflow */ + } else + return z; +#endif +} +weak_alias (__coshl, coshl) diff --git a/math/w_drem.c b/math/w_drem.c new file mode 100644 index 0000000000..9e2b1e7472 --- /dev/null +++ b/math/w_drem.c @@ -0,0 +1,20 @@ +/* + * drem() wrapper for remainder(). + * + * Written by J.T. Conklin, <jtc@wimsey.com> + * Placed into the Public Domain, 1994. + */ + +#include <math.h> + +double +__drem(x, y) + double x, y; +{ + return __remainder(x, y); +} +weak_alias (__drem, drem) +#ifdef NO_LONG_DOUBLE +strong_alias (__drem, __dreml) +weak_alias (__drem, dreml) +#endif diff --git a/math/w_dremf.c b/math/w_dremf.c new file mode 100644 index 0000000000..c3d391d634 --- /dev/null +++ b/math/w_dremf.c @@ -0,0 +1,17 @@ +/* + * dremf() wrapper for remainderf(). + * + * Written by J.T. Conklin, <jtc@wimsey.com> + * Placed into the Public Domain, 1994. + */ + +#include <math.h> +#include "math_private.h" + +float +__dremf(x, y) + float x, y; +{ + return __remainderf(x, y); +} +weak_alias (__dremf, dremf) diff --git a/math/w_dreml.c b/math/w_dreml.c new file mode 100644 index 0000000000..aa73eedc49 --- /dev/null +++ b/math/w_dreml.c @@ -0,0 +1,18 @@ +/* + * dreml() wrapper for remainderl(). + * + * Written by J.T. Conklin, <jtc@wimsey.com> + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + * Placed into the Public Domain, 1994. + */ + +#include <math.h> + +long double +__dreml(x, y) + long double x, y; +{ + return __remainderl(x, y); +} +weak_alias (__dreml, dreml) diff --git a/math/w_exp10.c b/math/w_exp10.c new file mode 100644 index 0000000000..9447d8fa2a --- /dev/null +++ b/math/w_exp10.c @@ -0,0 +1,51 @@ +/* @(#)w_exp10.c + * Conversion to exp10 by Ulrich Drepper <drepper@cygnus.com>. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +/* + * wrapper exp10(x) + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + double __exp10(double x) /* wrapper exp10 */ +#else + double __exp10(x) /* wrapper exp10 */ + double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_exp10(x); +#else + double z; + z = __ieee754_exp10(x); + if(_LIB_VERSION == _IEEE_) return z; + if(!__finite(z) && __finite(x)) { + /* exp10 overflow (46) if x > 0, underflow (47) if x < 0. */ + return __kernel_standard(x,x,46+!!__signbit(x)); + } + return z; +#endif +} +weak_alias (__exp10, exp10) +strong_alias (__exp10, __pow10) +weak_alias (__pow10, pow10) +#ifdef NO_LONG_DOUBLE +strong_alias (__exp10, __exp10l) +weak_alias (__exp10, exp10l) +strong_alias (__exp10l, __pow10l) +weak_alias (__pow10l, pow10l) +#endif diff --git a/math/w_exp10f.c b/math/w_exp10f.c new file mode 100644 index 0000000000..78e71be069 --- /dev/null +++ b/math/w_exp10f.c @@ -0,0 +1,46 @@ +/* w_exp10f.c -- float version of w_exp10.c. + * Conversion to exp10 by Ulrich Drepper <drepper@cygnus.com>. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +/* + * wrapper expf10(x) + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + float __exp10f(float x) /* wrapper exp10f */ +#else + float __exp10f(x) /* wrapper exp10f */ + float x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_exp10f(x); +#else + float z; + z = __ieee754_exp10f(x); + if(_LIB_VERSION == _IEEE_) return z; + if(!__finitef(z) && __finitef(x)) { + /* exp10f overflow (146) if x > 0, underflow (147) if x < 0. */ + return (float)__kernel_standard((double) x, (double) x, + 146+!!__signbitf(x)); + } + return z; +#endif +} +weak_alias (__exp10f, exp10f) +strong_alias (__exp10f, __pow10f) +weak_alias (__pow10f, pow10f) diff --git a/math/w_exp10l.c b/math/w_exp10l.c new file mode 100644 index 0000000000..368ed77304 --- /dev/null +++ b/math/w_exp10l.c @@ -0,0 +1,46 @@ +/* w_exp10l.c -- long double version of w_exp10.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +/* + * wrapper exp10l(x) + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + long double __exp10l(long double x) /* wrapper exp10 */ +#else + long double __exp10l(x) /* wrapper exp10 */ + long double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_exp10l(x); +#else + long double z; + z = __ieee754_exp10l(x); + if(_LIB_VERSION == _IEEE_) return z; + if(!__finitel(z) && __finitel(x)) { + /* exp10 overflow (246) if x > 0, underflow (247) if x < 0. */ + return __kernel_standard(x,x,246+__signbitl(x)); + } + return z; +#endif +} +weak_alias (__exp10l, exp10l) +strong_alias (__exp10l, __pow10l) +weak_alias (__pow10l, pow10l) diff --git a/math/w_exp2.c b/math/w_exp2.c new file mode 100644 index 0000000000..446e5ea91c --- /dev/null +++ b/math/w_exp2.c @@ -0,0 +1,36 @@ +/* + * wrapper exp2(x) + */ + +#include <float.h> +#include <math.h> +#include "math_private.h" + +static const double o_threshold= (double) DBL_MAX_EXP; +static const double u_threshold= (double) (DBL_MIN_EXP - DBL_MANT_DIG - 1); + +double +__exp2 (double x) /* wrapper exp2 */ +{ +#ifdef _IEEE_LIBM + return __ieee754_exp2 (x); +#else + double z; + z = __ieee754_exp2 (x); + if (_LIB_VERSION != _IEEE_ && __finite (x)) + { + if (x > o_threshold) + /* exp2 overflow */ + return __kernel_standard (x, x, 44); + else if (x <= u_threshold) + /* exp2 underflow */ + return __kernel_standard (x, x, 45); + } + return z; +#endif +} +weak_alias (__exp2, exp2) +#ifdef NO_LONG_DOUBLE +strong_alias (__exp2, __exp2l) +weak_alias (__exp2, exp2l) +#endif diff --git a/math/w_exp2f.c b/math/w_exp2f.c new file mode 100644 index 0000000000..9120c88b60 --- /dev/null +++ b/math/w_exp2f.c @@ -0,0 +1,32 @@ +/* + * wrapper exp2f(x) + */ + +#include <float.h> +#include <math.h> +#include "math_private.h" + +static const float o_threshold= (float) FLT_MAX_EXP; +static const float u_threshold= (float) (FLT_MIN_EXP - FLT_MANT_DIG - 1); + +float +__exp2f (float x) /* wrapper exp2f */ +{ +#ifdef _IEEE_LIBM + return __ieee754_exp2f (x); +#else + float z; + z = __ieee754_exp2f (x); + if (_LIB_VERSION != _IEEE_ && __finitef (x)) + { + if (x > o_threshold) + /* exp2 overflow */ + return (float) __kernel_standard ((double) x, (double) x, 144); + else if (x <= u_threshold) + /* exp2 underflow */ + return (float) __kernel_standard ((double) x, (double) x, 145); + } + return z; +#endif +} +weak_alias (__exp2f, exp2f) diff --git a/math/w_exp2l.c b/math/w_exp2l.c new file mode 100644 index 0000000000..fea5425ac4 --- /dev/null +++ b/math/w_exp2l.c @@ -0,0 +1,31 @@ +/* + * wrapper exp2l(x) + */ + +#include <float.h> +#include <math.h> +#include "math_private.h" + +static const long double o_threshold = (long double) LDBL_MAX_EXP; +static const long double u_threshold + = (long double) (LDBL_MIN_EXP - LDBL_MANT_DIG - 1); + +long double +__exp2l (long double x) /* wrapper exp2l */ +{ +#ifdef _IEEE_LIBM + return __ieee754_exp2l (x); +#else + long double z; + z = __ieee754_exp2l (x); + if (_LIB_VERSION != _IEEE_ && __finitel (x)) + { + if (x > o_threshold) + return __kernel_standard (x, x, 244); /* exp2l overflow */ + else if (x <= u_threshold) + return __kernel_standard (x, x, 245); /* exp2l underflow */ + } + return z; +#endif +} +weak_alias (__exp2l, exp2l) diff --git a/math/w_expl.c b/math/w_expl.c new file mode 100644 index 0000000000..70096a820c --- /dev/null +++ b/math/w_expl.c @@ -0,0 +1,13 @@ +#include <math.h> +#include <stdio.h> +#include <errno.h> + +long double +__expl(long double x) +{ + fputs ("__expl not implemented\n", stderr); + __set_errno (ENOSYS); + return 0.0; +} + +weak_alias (__expl, expl) diff --git a/math/w_fmod.c b/math/w_fmod.c new file mode 100644 index 0000000000..43a1d8ef5c --- /dev/null +++ b/math/w_fmod.c @@ -0,0 +1,48 @@ +/* @(#)w_fmod.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_fmod.c,v 1.6 1995/05/10 20:48:55 jtc Exp $"; +#endif + +/* + * wrapper fmod(x,y) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + double __fmod(double x, double y) /* wrapper fmod */ +#else + double __fmod(x,y) /* wrapper fmod */ + double x,y; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_fmod(x,y); +#else + double z; + z = __ieee754_fmod(x,y); + if(_LIB_VERSION == _IEEE_ ||__isnan(y)||__isnan(x)) return z; + if(y==0.0) { + return __kernel_standard(x,y,27); /* fmod(x,0) */ + } else + return z; +#endif +} +weak_alias (__fmod, fmod) +#ifdef NO_LONG_DOUBLE +strong_alias (__fmod, __fmodl) +weak_alias (__fmod, fmodl) +#endif diff --git a/math/w_fmodf.c b/math/w_fmodf.c new file mode 100644 index 0000000000..2bd133f2d7 --- /dev/null +++ b/math/w_fmodf.c @@ -0,0 +1,48 @@ +/* w_fmodf.c -- float version of w_fmod.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_fmodf.c,v 1.3 1995/05/10 20:48:57 jtc Exp $"; +#endif + +/* + * wrapper fmodf(x,y) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + float __fmodf(float x, float y) /* wrapper fmodf */ +#else + float __fmodf(x,y) /* wrapper fmodf */ + float x,y; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_fmodf(x,y); +#else + float z; + z = __ieee754_fmodf(x,y); + if(_LIB_VERSION == _IEEE_ ||__isnanf(y)||__isnanf(x)) return z; + if(y==(float)0.0) { + /* fmodf(x,0) */ + return (float)__kernel_standard((double)x,(double)y,127); + } else + return z; +#endif +} +weak_alias (__fmodf, fmodf) diff --git a/math/w_fmodl.c b/math/w_fmodl.c new file mode 100644 index 0000000000..7b9a297cfd --- /dev/null +++ b/math/w_fmodl.c @@ -0,0 +1,48 @@ +/* w_fmodl.c -- long double version of w_fmod.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* + * wrapper fmodl(x,y) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + long double __fmodl(long double x, long double y)/* wrapper fmodl */ +#else + long double __fmodl(x,y) /* wrapper fmodl */ + long double x,y; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_fmodl(x,y); +#else + long double z; + z = __ieee754_fmodl(x,y); + if(_LIB_VERSION == _IEEE_ ||__isnanl(y)||__isnanl(x)) return z; + if(y==0.0) { + return __kernel_standard(x,y,227); /* fmod(x,0) */ + } else + return z; +#endif +} +weak_alias (__fmodl, fmodl) diff --git a/math/w_hypot.c b/math/w_hypot.c new file mode 100644 index 0000000000..ab929f78ad --- /dev/null +++ b/math/w_hypot.c @@ -0,0 +1,48 @@ +/* @(#)w_hypot.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_hypot.c,v 1.6 1995/05/10 20:49:07 jtc Exp $"; +#endif + +/* + * wrapper hypot(x,y) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + double __hypot(double x, double y)/* wrapper hypot */ +#else + double __hypot(x,y) /* wrapper hypot */ + double x,y; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_hypot(x,y); +#else + double z; + z = __ieee754_hypot(x,y); + if(_LIB_VERSION == _IEEE_) return z; + if((!__finite(z))&&__finite(x)&&__finite(y)) + return __kernel_standard(x,y,4); /* hypot overflow */ + else + return z; +#endif +} +weak_alias (__hypot, hypot) +#ifdef NO_LONG_DOUBLE +strong_alias (__hypot, __hypotl) +weak_alias (__hypot, hypotl) +#endif diff --git a/math/w_hypotf.c b/math/w_hypotf.c new file mode 100644 index 0000000000..b6be39e39f --- /dev/null +++ b/math/w_hypotf.c @@ -0,0 +1,48 @@ +/* w_hypotf.c -- float version of w_hypot.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_hypotf.c,v 1.3 1995/05/10 20:49:09 jtc Exp $"; +#endif + +/* + * wrapper hypotf(x,y) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + float __hypotf(float x, float y) /* wrapper hypotf */ +#else + float __hypotf(x,y) /* wrapper hypotf */ + float x,y; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_hypotf(x,y); +#else + float z; + z = __ieee754_hypotf(x,y); + if(_LIB_VERSION == _IEEE_) return z; + if((!__finitef(z))&&__finitef(x)&&__finitef(y)) + /* hypot overflow */ + return (float)__kernel_standard((double)x,(double)y,104); + else + return z; +#endif +} +weak_alias (__hypotf, hypotf) diff --git a/math/w_hypotl.c b/math/w_hypotl.c new file mode 100644 index 0000000000..916afbd417 --- /dev/null +++ b/math/w_hypotl.c @@ -0,0 +1,48 @@ +/* w_hypotl.c -- long double version of w_hypot.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* + * wrapper hypotl(x,y) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + long double __hypotl(long double x, long double y)/* wrapper hypotl */ +#else + long double __hypotl(x,y) /* wrapper hypotl */ + long double x,y; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_hypotl(x,y); +#else + long double z; + z = __ieee754_hypotl(x,y); + if(_LIB_VERSION == _IEEE_) return z; + if((!__finitel(z))&&__finitel(x)&&__finitel(y)) + return __kernel_standard(x,y,204); /* hypot overflow */ + else + return z; +#endif +} +weak_alias (__hypotl, hypotl) diff --git a/math/w_j0.c b/math/w_j0.c new file mode 100644 index 0000000000..5ab3544aa7 --- /dev/null +++ b/math/w_j0.c @@ -0,0 +1,76 @@ +/* @(#)w_j0.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_j0.c,v 1.6 1995/05/10 20:49:11 jtc Exp $"; +#endif + +/* + * wrapper j0(double x), y0(double x) + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + double j0(double x) /* wrapper j0 */ +#else + double j0(x) /* wrapper j0 */ + double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_j0(x); +#else + double z = __ieee754_j0(x); + if(_LIB_VERSION == _IEEE_ || __isnan(x)) return z; + if(fabs(x)>X_TLOSS) { + return __kernel_standard(x,x,34); /* j0(|x|>X_TLOSS) */ + } else + return z; +#endif +} +#ifdef NO_LONG_DOUBLE +strong_alias (j0, j0l) +#endif + + +#ifdef __STDC__ + double y0(double x) /* wrapper y0 */ +#else + double y0(x) /* wrapper y0 */ + double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_y0(x); +#else + double z; + z = __ieee754_y0(x); + if(_LIB_VERSION == _IEEE_ || __isnan(x) ) return z; + if(x <= 0.0){ + if(x==0.0) + /* d= -one/(x-x); */ + return __kernel_standard(x,x,8); + else + /* d = zero/(x-x); */ + return __kernel_standard(x,x,9); + } + if(x>X_TLOSS) { + return __kernel_standard(x,x,35); /* y0(x>X_TLOSS) */ + } else + return z; +#endif +} +#ifdef NO_LONG_DOUBLE +strong_alias (y0, y0l) +#endif diff --git a/math/w_j0f.c b/math/w_j0f.c new file mode 100644 index 0000000000..bb2b82f060 --- /dev/null +++ b/math/w_j0f.c @@ -0,0 +1,74 @@ +/* w_j0f.c -- float version of w_j0.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_j0f.c,v 1.3 1995/05/10 20:49:13 jtc Exp $"; +#endif + +/* + * wrapper j0f(float x), y0f(float x) + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + float j0f(float x) /* wrapper j0f */ +#else + float j0f(x) /* wrapper j0f */ + float x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_j0f(x); +#else + float z = __ieee754_j0f(x); + if(_LIB_VERSION == _IEEE_ || __isnanf(x)) return z; + if(fabsf(x)>(float)X_TLOSS) { + /* j0f(|x|>X_TLOSS) */ + return (float)__kernel_standard((double)x,(double)x,134); + } else + return z; +#endif +} + +#ifdef __STDC__ + float y0f(float x) /* wrapper y0f */ +#else + float y0f(x) /* wrapper y0f */ + float x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_y0f(x); +#else + float z; + z = __ieee754_y0f(x); + if(_LIB_VERSION == _IEEE_ || __isnanf(x) ) return z; + if(x <= (float)0.0){ + if(x==(float)0.0) + /* d= -one/(x-x); */ + return (float)__kernel_standard((double)x,(double)x,108); + else + /* d = zero/(x-x); */ + return (float)__kernel_standard((double)x,(double)x,109); + } + if(x>(float)X_TLOSS) { + /* y0(x>X_TLOSS) */ + return (float)__kernel_standard((double)x,(double)x,135); + } else + return z; +#endif +} diff --git a/math/w_j0l.c b/math/w_j0l.c new file mode 100644 index 0000000000..fde0f64f89 --- /dev/null +++ b/math/w_j0l.c @@ -0,0 +1,73 @@ +/* w_j0l.c -- long double version of w_j0.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* + * wrapper j0l(long double x), y0l(long double x) + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + long double j0l(long double x) /* wrapper j0l */ +#else + long double j0l(x) /* wrapper j0 */ + long double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_j0l(x); +#else + long double z = __ieee754_j0l(x); + if(_LIB_VERSION == _IEEE_ || __isnanl(x)) return z; + if(fabsl(x)>X_TLOSS) { + return __kernel_standard(x,x,234); /* j0(|x|>X_TLOSS) */ + } else + return z; +#endif +} + +#ifdef __STDC__ + long double y0l(long double x) /* wrapper y0l */ +#else + long double y0l(x) /* wrapper y0 */ + long double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_y0l(x); +#else + long double z; + z = __ieee754_y0l(x); + if(_LIB_VERSION == _IEEE_ || __isnanl(x) ) return z; + if(x <= 0.0){ + if(x==0.0) + /* d= -one/(x-x); */ + return __kernel_standard(x,x,208); + else + /* d = zero/(x-x); */ + return __kernel_standard(x,x,209); + } + if(x>X_TLOSS) { + return __kernel_standard(x,x,235); /* y0(x>X_TLOSS) */ + } else + return z; +#endif +} diff --git a/math/w_j1.c b/math/w_j1.c new file mode 100644 index 0000000000..db8c4ce333 --- /dev/null +++ b/math/w_j1.c @@ -0,0 +1,77 @@ +/* @(#)w_j1.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_j1.c,v 1.6 1995/05/10 20:49:15 jtc Exp $"; +#endif + +/* + * wrapper of j1,y1 + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + double j1(double x) /* wrapper j1 */ +#else + double j1(x) /* wrapper j1 */ + double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_j1(x); +#else + double z; + z = __ieee754_j1(x); + if(_LIB_VERSION == _IEEE_ || __isnan(x) ) return z; + if(fabs(x)>X_TLOSS) { + return __kernel_standard(x,x,36); /* j1(|x|>X_TLOSS) */ + } else + return z; +#endif +} +#ifdef NO_LONG_DOUBLE +strong_alias (j1, j1l) +#endif + + +#ifdef __STDC__ + double y1(double x) /* wrapper y1 */ +#else + double y1(x) /* wrapper y1 */ + double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_y1(x); +#else + double z; + z = __ieee754_y1(x); + if(_LIB_VERSION == _IEEE_ || __isnan(x) ) return z; + if(x <= 0.0){ + if(x==0.0) + /* d= -one/(x-x); */ + return __kernel_standard(x,x,10); + else + /* d = zero/(x-x); */ + return __kernel_standard(x,x,11); + } + if(x>X_TLOSS) { + return __kernel_standard(x,x,37); /* y1(x>X_TLOSS) */ + } else + return z; +#endif +} +#ifdef NO_LONG_DOUBLE +strong_alias (y1, y1l) +#endif diff --git a/math/w_j1f.c b/math/w_j1f.c new file mode 100644 index 0000000000..35b186206e --- /dev/null +++ b/math/w_j1f.c @@ -0,0 +1,75 @@ +/* w_j1f.c -- float version of w_j1.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_j1f.c,v 1.3 1995/05/10 20:49:17 jtc Exp $"; +#endif + +/* + * wrapper of j1f,y1f + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + float j1f(float x) /* wrapper j1f */ +#else + float j1f(x) /* wrapper j1f */ + float x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_j1f(x); +#else + float z; + z = __ieee754_j1f(x); + if(_LIB_VERSION == _IEEE_ || __isnanf(x) ) return z; + if(fabsf(x)>(float)X_TLOSS) { + /* j1(|x|>X_TLOSS) */ + return (float)__kernel_standard((double)x,(double)x,136); + } else + return z; +#endif +} + +#ifdef __STDC__ + float y1f(float x) /* wrapper y1f */ +#else + float y1f(x) /* wrapper y1f */ + float x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_y1f(x); +#else + float z; + z = __ieee754_y1f(x); + if(_LIB_VERSION == _IEEE_ || __isnanf(x) ) return z; + if(x <= (float)0.0){ + if(x==(float)0.0) + /* d= -one/(x-x); */ + return (float)__kernel_standard((double)x,(double)x,110); + else + /* d = zero/(x-x); */ + return (float)__kernel_standard((double)x,(double)x,111); + } + if(x>(float)X_TLOSS) { + /* y1(x>X_TLOSS) */ + return (float)__kernel_standard((double)x,(double)x,137); + } else + return z; +#endif +} diff --git a/math/w_j1l.c b/math/w_j1l.c new file mode 100644 index 0000000000..5ecfd1ec6e --- /dev/null +++ b/math/w_j1l.c @@ -0,0 +1,74 @@ +/* w_j1l.c -- long double version of w_j1.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* + * wrapper of j1l,y1l + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + long double j1l(long double x) /* wrapper j1l */ +#else + long double j1l(x) /* wrapper j1l */ + long double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_j1l(x); +#else + long double z; + z = __ieee754_j1l(x); + if(_LIB_VERSION == _IEEE_ || __isnanl(x) ) return z; + if(fabsl(x)>X_TLOSS) { + return __kernel_standard(x,x,236); /* j1(|x|>X_TLOSS) */ + } else + return z; +#endif +} + +#ifdef __STDC__ + long double y1l(long double x) /* wrapper y1l */ +#else + long double y1l(x) /* wrapper y1l */ + long double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_y1l(x); +#else + long double z; + z = __ieee754_y1l(x); + if(_LIB_VERSION == _IEEE_ || __isnanl(x) ) return z; + if(x <= 0.0){ + if(x==0.0) + /* d= -one/(x-x); */ + return __kernel_standard(x,x,210); + else + /* d = zero/(x-x); */ + return __kernel_standard(x,x,211); + } + if(x>X_TLOSS) { + return __kernel_standard(x,x,237); /* y1(x>X_TLOSS) */ + } else + return z; +#endif +} diff --git a/math/w_jn.c b/math/w_jn.c new file mode 100644 index 0000000000..3a28443dcf --- /dev/null +++ b/math/w_jn.c @@ -0,0 +1,99 @@ +/* @(#)w_jn.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_jn.c,v 1.6 1995/05/10 20:49:19 jtc Exp $"; +#endif + +/* + * wrapper jn(int n, double x), yn(int n, double x) + * floating point Bessel's function of the 1st and 2nd kind + * of order n + * + * Special cases: + * y0(0)=y1(0)=yn(n,0) = -inf with division by zero signal; + * y0(-ve)=y1(-ve)=yn(n,-ve) are NaN with invalid signal. + * Note 2. About jn(n,x), yn(n,x) + * For n=0, j0(x) is called, + * for n=1, j1(x) is called, + * for n<x, forward recursion us used starting + * from values of j0(x) and j1(x). + * for n>x, a continued fraction approximation to + * j(n,x)/j(n-1,x) is evaluated and then backward + * recursion is used starting from a supposed value + * for j(n,x). The resulting value of j(0,x) is + * compared with the actual value to correct the + * supposed value of j(n,x). + * + * yn(n,x) is similar in all respects, except + * that forward recursion is used for all + * values of n>1. + * + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + double jn(int n, double x) /* wrapper jn */ +#else + double jn(n,x) /* wrapper jn */ + double x; int n; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_jn(n,x); +#else + double z; + z = __ieee754_jn(n,x); + if(_LIB_VERSION == _IEEE_ || __isnan(x) ) return z; + if(fabs(x)>X_TLOSS) { + return __kernel_standard((double)n,x,38); /* jn(|x|>X_TLOSS,n) */ + } else + return z; +#endif +} +#ifdef NO_LONG_DOUBLE +strong_alias (jn, jnl) +#endif + + +#ifdef __STDC__ + double yn(int n, double x) /* wrapper yn */ +#else + double yn(n,x) /* wrapper yn */ + double x; int n; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_yn(n,x); +#else + double z; + z = __ieee754_yn(n,x); + if(_LIB_VERSION == _IEEE_ || __isnan(x) ) return z; + if(x <= 0.0){ + if(x==0.0) + /* d= -one/(x-x); */ + return __kernel_standard((double)n,x,12); + else + /* d = zero/(x-x); */ + return __kernel_standard((double)n,x,13); + } + if(x>X_TLOSS) { + return __kernel_standard((double)n,x,39); /* yn(x>X_TLOSS,n) */ + } else + return z; +#endif +} +#ifdef NO_LONG_DOUBLE +strong_alias (yn, ynl) +#endif diff --git a/math/w_jnf.c b/math/w_jnf.c new file mode 100644 index 0000000000..628701d7fa --- /dev/null +++ b/math/w_jnf.c @@ -0,0 +1,71 @@ +/* w_jnf.c -- float version of w_jn.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_jnf.c,v 1.3 1995/05/10 20:49:21 jtc Exp $"; +#endif + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + float jnf(int n, float x) /* wrapper jnf */ +#else + float jnf(n,x) /* wrapper jnf */ + float x; int n; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_jnf(n,x); +#else + float z; + z = __ieee754_jnf(n,x); + if(_LIB_VERSION == _IEEE_ || __isnanf(x) ) return z; + if(fabsf(x)>(float)X_TLOSS) { + /* jn(|x|>X_TLOSS,n) */ + return (float)__kernel_standard((double)n,(double)x,138); + } else + return z; +#endif +} + +#ifdef __STDC__ + float ynf(int n, float x) /* wrapper ynf */ +#else + float ynf(n,x) /* wrapper ynf */ + float x; int n; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_ynf(n,x); +#else + float z; + z = __ieee754_ynf(n,x); + if(_LIB_VERSION == _IEEE_ || __isnanf(x) ) return z; + if(x <= (float)0.0){ + if(x==(float)0.0) + /* d= -one/(x-x); */ + return (float)__kernel_standard((double)n,(double)x,112); + else + /* d = zero/(x-x); */ + return (float)__kernel_standard((double)n,(double)x,113); + } + if(x>(float)X_TLOSS) { + /* yn(x>X_TLOSS,n) */ + return (float)__kernel_standard((double)n,(double)x,139); + } else + return z; +#endif +} diff --git a/math/w_jnl.c b/math/w_jnl.c new file mode 100644 index 0000000000..021c16a104 --- /dev/null +++ b/math/w_jnl.c @@ -0,0 +1,96 @@ +/* w_jnl.c -- long double version of w_jn.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* + * wrapper jn(int n, double x), yn(int n, double x) + * floating point Bessel's function of the 1st and 2nd kind + * of order n + * + * Special cases: + * y0(0)=y1(0)=yn(n,0) = -inf with division by zero signal; + * y0(-ve)=y1(-ve)=yn(n,-ve) are NaN with invalid signal. + * Note 2. About jn(n,x), yn(n,x) + * For n=0, j0(x) is called, + * for n=1, j1(x) is called, + * for n<x, forward recursion us used starting + * from values of j0(x) and j1(x). + * for n>x, a continued fraction approximation to + * j(n,x)/j(n-1,x) is evaluated and then backward + * recursion is used starting from a supposed value + * for j(n,x). The resulting value of j(0,x) is + * compared with the actual value to correct the + * supposed value of j(n,x). + * + * yn(n,x) is similar in all respects, except + * that forward recursion is used for all + * values of n>1. + * + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + long double jnl(int n, long double x) /* wrapper jnl */ +#else + long double jnl(n,x) /* wrapper jnl */ + long double x; int n; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_jnl(n,x); +#else + long double z; + z = __ieee754_jnl(n,x); + if(_LIB_VERSION == _IEEE_ || __isnanl(x) ) return z; + if(fabsl(x)>X_TLOSS) { + return __kernel_standard((double)n,x,238); /* jn(|x|>X_TLOSS,n) */ + } else + return z; +#endif +} + +#ifdef __STDC__ + long double ynl(int n, long double x) /* wrapper ynl */ +#else + long double ynl(n,x) /* wrapper ynl */ + long double x; int n; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_ynl(n,x); +#else + long double z; + z = __ieee754_ynl(n,x); + if(_LIB_VERSION == _IEEE_ || __isnanl(x) ) return z; + if(x <= 0.0){ + if(x==0.0) + /* d= -one/(x-x); */ + return __kernel_standard((double)n,x,212); + else + /* d = zero/(x-x); */ + return __kernel_standard((double)n,x,213); + } + if(x>X_TLOSS) { + return __kernel_standard((double)n,x,239); /* yn(x>X_TLOSS,n) */ + } else + return z; +#endif +} diff --git a/math/w_lgamma.c b/math/w_lgamma.c new file mode 100644 index 0000000000..ab75f75997 --- /dev/null +++ b/math/w_lgamma.c @@ -0,0 +1,60 @@ +/* @(#)w_lgamma.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_lgamma.c,v 1.6 1995/05/10 20:49:24 jtc Exp $"; +#endif + +/* double lgamma(double x) + * Return the logarithm of the Gamma function of x. + * + * Method: call __ieee754_lgamma_r + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + double __lgamma(double x) +#else + double __lgamma(x) + double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_lgamma_r(x,&signgam); +#else + double y; + int local_signgam = 0; + y = __ieee754_lgamma_r(x,&local_signgam); + if (_LIB_VERSION != _ISOC_) + /* ISO C99 does not define the global variable. */ + signgam = local_signgam; + if(_LIB_VERSION == _IEEE_) return y; + if(!__finite(y)&&__finite(x)) { + if(__floor(x)==x&&x<=0.0) + return __kernel_standard(x,x,15); /* lgamma pole */ + else + return __kernel_standard(x,x,14); /* lgamma overflow */ + } else + return y; +#endif +} +weak_alias (__lgamma, lgamma) +strong_alias (__lgamma, __gamma) +weak_alias (__gamma, gamma) +#ifdef NO_LONG_DOUBLE +strong_alias (__lgamma, __lgammal) +weak_alias (__lgamma, lgammal) +strong_alias (__gamma, __gammal) +weak_alias (__gamma, gammal) +#endif diff --git a/math/w_lgamma_r.c b/math/w_lgamma_r.c new file mode 100644 index 0000000000..17a7d013e9 --- /dev/null +++ b/math/w_lgamma_r.c @@ -0,0 +1,51 @@ +/* @(#)wr_lgamma.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_lgamma_r.c,v 1.6 1995/05/10 20:49:27 jtc Exp $"; +#endif + +/* + * wrapper double lgamma_r(double x, int *signgamp) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + double __lgamma_r(double x, int *signgamp) /* wrapper lgamma_r */ +#else + double __lgamma_r(x,signgamp) /* wrapper lgamma_r */ + double x; int *signgamp; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_lgamma_r(x,signgamp); +#else + double y; + y = __ieee754_lgamma_r(x,signgamp); + if(_LIB_VERSION == _IEEE_) return y; + if(!__finite(y)&&__finite(x)) { + if(__floor(x)==x&&x<=0.0) + return __kernel_standard(x,x,15); /* lgamma pole */ + else + return __kernel_standard(x,x,14); /* lgamma overflow */ + } else + return y; +#endif +} +weak_alias (__lgamma_r, lgamma_r) +#ifdef NO_LONG_DOUBLE +strong_alias (__lgamma_r, __lgammal_r) +weak_alias (__lgamma_r, lgammal_r) +#endif diff --git a/math/w_lgammaf.c b/math/w_lgammaf.c new file mode 100644 index 0000000000..7c3c058d75 --- /dev/null +++ b/math/w_lgammaf.c @@ -0,0 +1,53 @@ +/* w_lgammaf.c -- float version of w_lgamma.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_lgammaf.c,v 1.3 1995/05/10 20:49:30 jtc Exp $"; +#endif + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + float __lgammaf(float x) +#else + float __lgammaf(x) + float x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_lgammaf_r(x,&signgam); +#else + float y; + int local_signgam = 0; + y = __ieee754_lgammaf_r(x,&local_signgam); + if (_LIB_VERSION != _ISOC_) + /* ISO C99 does not define the global variable. */ + signgam = local_signgam; + if(_LIB_VERSION == _IEEE_) return y; + if(!__finitef(y)&&__finitef(x)) { + if(__floorf(x)==x&&x<=(float)0.0) + /* lgamma pole */ + return (float)__kernel_standard((double)x,(double)x,115); + else + /* lgamma overflow */ + return (float)__kernel_standard((double)x,(double)x,114); + } else + return y; +#endif +} +weak_alias (__lgammaf, lgammaf) +strong_alias (__lgammaf, __gammaf) +weak_alias (__gammaf, gammaf) diff --git a/math/w_lgammaf_r.c b/math/w_lgammaf_r.c new file mode 100644 index 0000000000..a32c325638 --- /dev/null +++ b/math/w_lgammaf_r.c @@ -0,0 +1,52 @@ +/* w_lgammaf_r.c -- float version of w_lgamma_r.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_lgammaf_r.c,v 1.3 1995/05/10 20:49:32 jtc Exp $"; +#endif + +/* + * wrapper float lgammaf_r(float x, int *signgamp) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + float __lgammaf_r(float x, int *signgamp) /* wrapper lgammaf_r */ +#else + float __lgammaf_r(x,signgamp) /* wrapper lgammaf_r */ + float x; int *signgamp; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_lgammaf_r(x,signgamp); +#else + float y; + y = __ieee754_lgammaf_r(x,signgamp); + if(_LIB_VERSION == _IEEE_) return y; + if(!__finitef(y)&&__finitef(x)) { + if(__floorf(x)==x&&x<=(float)0.0) + /* lgamma pole */ + return (float)__kernel_standard((double)x,(double)x,115); + else + /* lgamma overflow */ + return (float)__kernel_standard((double)x,(double)x,114); + } else + return y; +#endif +} +weak_alias (__lgammaf_r, lgammaf_r) diff --git a/math/w_lgammal.c b/math/w_lgammal.c new file mode 100644 index 0000000000..f250e50388 --- /dev/null +++ b/math/w_lgammal.c @@ -0,0 +1,58 @@ +/* w_lgammal.c -- long double version of w_lgamma.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* long double lgammal(long double x) + * Return the logarithm of the Gamma function of x. + * + * Method: call __ieee754_lgammal_r + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + long double __lgammal(long double x) +#else + long double __lgammal(x) + long double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_lgammal_r(x,&signgam); +#else + long double y; + int local_signgam = 0; + y = __ieee754_lgammal_r(x,&local_signgam); + if (_LIB_VERSION != _ISOC_) + /* ISO C99 does not define the global variable. */ + signgam = local_signgam; + if(_LIB_VERSION == _IEEE_) return y; + if(!__finitel(y)&&__finitel(x)) { + if(__floorl(x)==x&&x<=0.0) + return __kernel_standard(x,x,215); /* lgamma pole */ + else + return __kernel_standard(x,x,214); /* lgamma overflow */ + } else + return y; +#endif +} +weak_alias (__lgammal, lgammal) +strong_alias (__lgammal, __gammal) +weak_alias (__gammal, gammal) diff --git a/math/w_lgammal_r.c b/math/w_lgammal_r.c new file mode 100644 index 0000000000..2dfea8a465 --- /dev/null +++ b/math/w_lgammal_r.c @@ -0,0 +1,52 @@ +/* w_lgammal_r.c -- long double version of w_lgamma_r.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* + * wrapper long double lgammal_r(long double x, int *signgamp) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + long double __lgammal_r(long double x, int *signgamp) + /* wrapper lgamma_r */ +#else + long double __lgammal_r(x,signgamp) /* wrapper lgamma_r */ + long double x; int *signgamp; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_lgammal_r(x,signgamp); +#else + long double y; + y = __ieee754_lgammal_r(x,signgamp); + if(_LIB_VERSION == _IEEE_) return y; + if(!__finitel(y)&&__finitel(x)) { + if(__floorl(x)==x&&x<=0.0) + return __kernel_standard(x,x,215); /* lgamma pole */ + else + return __kernel_standard(x,x,214); /* lgamma overflow */ + } else + return y; +#endif +} +weak_alias (__lgammal_r, lgammal_r) diff --git a/math/w_log.c b/math/w_log.c new file mode 100644 index 0000000000..6f6f74fd14 --- /dev/null +++ b/math/w_log.c @@ -0,0 +1,48 @@ +/* @(#)w_log.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_log.c,v 1.6 1995/05/10 20:49:33 jtc Exp $"; +#endif + +/* + * wrapper log(x) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + double __log(double x) /* wrapper log */ +#else + double __log(x) /* wrapper log */ + double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_log(x); +#else + double z; + z = __ieee754_log(x); + if(_LIB_VERSION == _IEEE_ || __isnan(x) || x > 0.0) return z; + if(x==0.0) + return __kernel_standard(x,x,16); /* log(0) */ + else + return __kernel_standard(x,x,17); /* log(x<0) */ +#endif +} +weak_alias (__log, log) +#ifdef NO_LONG_DOUBLE +strong_alias (__log, __logl) +weak_alias (__log, logl) +#endif diff --git a/math/w_log10.c b/math/w_log10.c new file mode 100644 index 0000000000..9425db3ddf --- /dev/null +++ b/math/w_log10.c @@ -0,0 +1,51 @@ +/* @(#)w_log10.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_log10.c,v 1.6 1995/05/10 20:49:35 jtc Exp $"; +#endif + +/* + * wrapper log10(X) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + double __log10(double x) /* wrapper log10 */ +#else + double __log10(x) /* wrapper log10 */ + double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_log10(x); +#else + double z; + z = __ieee754_log10(x); + if(_LIB_VERSION == _IEEE_ || __isnan(x)) return z; + if(x<=0.0) { + if(x==0.0) + return __kernel_standard(x,x,18); /* log10(0) */ + else + return __kernel_standard(x,x,19); /* log10(x<0) */ + } else + return z; +#endif +} +weak_alias (__log10, log10) +#ifdef NO_LONG_DOUBLE +strong_alias (__log10, __log10l) +weak_alias (__log10, log10l) +#endif diff --git a/math/w_log10f.c b/math/w_log10f.c new file mode 100644 index 0000000000..c63fcd1ec2 --- /dev/null +++ b/math/w_log10f.c @@ -0,0 +1,52 @@ +/* w_log10f.c -- float version of w_log10.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_log10f.c,v 1.3 1995/05/10 20:49:37 jtc Exp $"; +#endif + +/* + * wrapper log10f(X) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + float __log10f(float x) /* wrapper log10f */ +#else + float __log10f(x) /* wrapper log10f */ + float x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_log10f(x); +#else + float z; + z = __ieee754_log10f(x); + if(_LIB_VERSION == _IEEE_ || __isnanf(x)) return z; + if(x<=(float)0.0) { + if(x==(float)0.0) + /* log10(0) */ + return (float)__kernel_standard((double)x,(double)x,118); + else + /* log10(x<0) */ + return (float)__kernel_standard((double)x,(double)x,119); + } else + return z; +#endif +} +weak_alias (__log10f, log10f) diff --git a/math/w_log10l.c b/math/w_log10l.c new file mode 100644 index 0000000000..25c051d375 --- /dev/null +++ b/math/w_log10l.c @@ -0,0 +1,51 @@ +/* w_log10l.c -- long double version of w_log10.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* + * wrapper log10l(X) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + long double __log10l(long double x) /* wrapper log10l */ +#else + long double __log10l(x) /* wrapper log10l */ + long double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_log10l(x); +#else + long double z; + z = __ieee754_log10l(x); + if(_LIB_VERSION == _IEEE_ || __isnanl(x)) return z; + if(x<=0.0) { + if(x==0.0) + return __kernel_standard(x,x,218); /* log10(0) */ + else + return __kernel_standard(x,x,219); /* log10(x<0) */ + } else + return z; +#endif +} +weak_alias (__log10l, log10l) diff --git a/math/w_log2.c b/math/w_log2.c new file mode 100644 index 0000000000..d56a6ee663 --- /dev/null +++ b/math/w_log2.c @@ -0,0 +1,32 @@ +/* + * wrapper log2(X) + */ + +#include <math.h> +#include "math_private.h" + +double +__log2 (double x) /* wrapper log2 */ +{ +#ifdef _IEEE_LIBM + return __ieee754_log2 (x); +#else + double z; + z = __ieee754_log2 (x); + if (_LIB_VERSION == _IEEE_ || __isnan (x)) return z; + if (x <= 0.0) + { + if (x == 0.0) + return __kernel_standard (x, x, 48); /* log2 (0) */ + else + return __kernel_standard (x, x, 49); /* log2 (x < 0) */ + } + else + return z; +#endif +} +weak_alias (__log2, log2) +#ifdef NO_LONG_DOUBLE +strong_alias (__log2, __log2l) +weak_alias (__log2, log2l) +#endif diff --git a/math/w_log2f.c b/math/w_log2f.c new file mode 100644 index 0000000000..ec8d297161 --- /dev/null +++ b/math/w_log2f.c @@ -0,0 +1,30 @@ +/* + * wrapper log2(X) + */ + +#include <math.h> +#include "math_private.h" + +float +__log2f (float x) /* wrapper log2f */ +{ +#ifdef _IEEE_LIBM + return __ieee754_log2f (x); +#else + float z; + z = __ieee754_log2f (x); + if (_LIB_VERSION == _IEEE_ || __isnanf (x)) return z; + if (x <= 0.0f) + { + if (x == 0.0f) + /* log2f (0) */ + return __kernel_standard ((double) x, (double) x, 148); + else + /* log2f (x < 0) */ + return __kernel_standard ((double) x, (double) x, 149); + } + else + return z; +#endif +} +weak_alias (__log2f, log2f) diff --git a/math/w_log2l.c b/math/w_log2l.c new file mode 100644 index 0000000000..b1d8706f2a --- /dev/null +++ b/math/w_log2l.c @@ -0,0 +1,28 @@ +/* + * wrapper log2l(X) + */ + +#include <math.h> +#include "math_private.h" + +long double +__log2l (long double x) /* wrapper log2l */ +{ +#ifdef _IEEE_LIBM + return __ieee754_log2l (x); +#else + long double z; + z = __ieee754_log2l (x); + if (_LIB_VERSION == _IEEE_ || __isnanl (x)) return z; + if (x <= 0.0) + { + if (x == 0.0) + return __kernel_standard (x, x, 248); /* log2l (0) */ + else + return __kernel_standard (x, x, 249); /* log2l (x < 0) */ + } + else + return z; +#endif +} +weak_alias (__log2l, log2l) diff --git a/math/w_logf.c b/math/w_logf.c new file mode 100644 index 0000000000..46d9749114 --- /dev/null +++ b/math/w_logf.c @@ -0,0 +1,49 @@ +/* w_logf.c -- float version of w_log.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_logf.c,v 1.3 1995/05/10 20:49:40 jtc Exp $"; +#endif + +/* + * wrapper logf(x) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + float __logf(float x) /* wrapper logf */ +#else + float __logf(x) /* wrapper logf */ + float x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_logf(x); +#else + float z; + z = __ieee754_logf(x); + if(_LIB_VERSION == _IEEE_ || __isnanf(x) || x > (float)0.0) return z; + if(x==(float)0.0) + /* logf(0) */ + return (float)__kernel_standard((double)x,(double)x,116); + else + /* logf(x<0) */ + return (float)__kernel_standard((double)x,(double)x,117); +#endif +} +weak_alias (__logf, logf) diff --git a/math/w_logl.c b/math/w_logl.c new file mode 100644 index 0000000000..5a38f20038 --- /dev/null +++ b/math/w_logl.c @@ -0,0 +1,48 @@ +/* w_logl.c -- long double version of w_log.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* + * wrapper logl(x) + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + long double __logl(long double x) /* wrapper logl */ +#else + long double __logl(x) /* wrapper logl */ + long double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_logl(x); +#else + long double z; + z = __ieee754_logl(x); + if(_LIB_VERSION == _IEEE_ || __isnanl(x) || x > 0.0) return z; + if(x==0.0) + return __kernel_standard(x,x,216); /* log(0) */ + else + return __kernel_standard(x,x,217); /* log(x<0) */ +#endif +} +weak_alias (__logl, logl) diff --git a/math/w_pow.c b/math/w_pow.c new file mode 100644 index 0000000000..707cffcc43 --- /dev/null +++ b/math/w_pow.c @@ -0,0 +1,70 @@ + + +/* @(#)w_pow.c 5.2 93/10/01 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +/* + * wrapper pow(x,y) return x**y + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + double __pow(double x, double y) /* wrapper pow */ +#else + double __pow(x,y) /* wrapper pow */ + double x,y; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_pow(x,y); +#else + double z; + z=__ieee754_pow(x,y); + if(_LIB_VERSION == _IEEE_|| __isnan(y)) return z; + if(__isnan(x)) { + if(y==0.0) + return __kernel_standard(x,y,42); /* pow(NaN,0.0) */ + else + return z; + } + if(x==0.0) { + if(y==0.0) + return __kernel_standard(x,y,20); /* pow(0.0,0.0) */ + if(__finite(y)&&y<0.0) { + if (signbit (x) && signbit (z)) + return __kernel_standard(x,y,23); /* pow(-0.0,negative) */ + else + return __kernel_standard(x,y,43); /* pow(+0.0,negative) */ + } + return z; + } + if(!__finite(z)) { + if(__finite(x)&&__finite(y)) { + if(__isnan(z)) + return __kernel_standard(x,y,24); /* pow neg**non-int */ + else + return __kernel_standard(x,y,21); /* pow overflow */ + } + } + if(z==0.0&&__finite(x)&&__finite(y)) + return __kernel_standard(x,y,22); /* pow underflow */ + return z; +#endif +} +weak_alias (__pow, pow) +#ifdef NO_LONG_DOUBLE +strong_alias (__pow, __powl) +weak_alias (__pow, powl) +#endif diff --git a/math/w_powf.c b/math/w_powf.c new file mode 100644 index 0000000000..2480fe559e --- /dev/null +++ b/math/w_powf.c @@ -0,0 +1,77 @@ +/* w_powf.c -- float version of w_pow.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_powf.c,v 1.3 1995/05/10 20:49:41 jtc Exp $"; +#endif + +/* + * wrapper powf(x,y) return x**y + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + float __powf(float x, float y) /* wrapper powf */ +#else + float __powf(x,y) /* wrapper powf */ + float x,y; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_powf(x,y); +#else + float z; + z=__ieee754_powf(x,y); + if(_LIB_VERSION == _IEEE_|| __isnanf(y)) return z; + if(__isnanf(x)) { + if(y==(float)0.0) + /* powf(NaN,0.0) */ + return (float)__kernel_standard((double)x,(double)y,142); + else + return z; + } + if(x==(float)0.0) { + if(y==(float)0.0) + /* powf(0.0,0.0) */ + return (float)__kernel_standard((double)x,(double)y,120); + if(__finitef(y)&&y<(float)0.0) { + if (signbit (x) && signbit (z)) + /* powf(0.0,negative) */ + return (float)__kernel_standard((double)x,(double)y,123); + else + return (float)__kernel_standard((double)x,(double)y,143); + } + return z; + } + if(!__finitef(z)) { + if(__finitef(x)&&__finitef(y)) { + if(__isnanf(z)) + /* powf neg**non-int */ + return (float)__kernel_standard((double)x,(double)y,124); + else + /* powf overflow */ + return (float)__kernel_standard((double)x,(double)y,121); + } + } + if(z==(float)0.0&&__finitef(x)&&__finitef(y)) + /* powf underflow */ + return (float)__kernel_standard((double)x,(double)y,122); + return z; +#endif +} +weak_alias (__powf, powf) diff --git a/math/w_powl.c b/math/w_powl.c new file mode 100644 index 0000000000..d8be7b7b03 --- /dev/null +++ b/math/w_powl.c @@ -0,0 +1,68 @@ +/* w_powl.c -- long double version of w_pow.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +/* + * wrapper powl(x,y) return x**y + */ + +#include <math.h> +#include "math_private.h" + + +#ifdef __STDC__ + long double __powl(long double x, long double y)/* wrapper powl */ +#else + long double __powl(x,y) /* wrapper powl */ + long double x,y; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_powl(x,y); +#else + long double z; + z=__ieee754_powl(x,y); + if(_LIB_VERSION == _IEEE_|| __isnanl(y)) return z; + if(__isnanl(x)) { + if(y==0.0) + return __kernel_standard(x,y,242); /* pow(NaN,0.0) */ + else + return z; + } + if(x==0.0) { + if(y==0.0) + return __kernel_standard(x,y,220); /* pow(0.0,0.0) */ + if(__finitel(y)&&y<0.0) { + if (signbit (x) && signbit (z)) + return __kernel_standard(x,y,223); /* pow(-0.0,negative) */ + else + return __kernel_standard(x,y,243); /* pow(+0.0,negative) */ + } + return z; + } + if(!__finitel(z)) { + if(__finitel(x)&&__finitel(y)) { + if(__isnanl(z)) + return __kernel_standard(x,y,224); /* pow neg**non-int */ + else + return __kernel_standard(x,y,221); /* pow overflow */ + } + } + if(z==0.0&&__finitel(x)&&__finitel(y)) + return __kernel_standard(x,y,222); /* pow underflow */ + return z; +#endif +} +weak_alias (__powl, powl) diff --git a/math/w_remainder.c b/math/w_remainder.c new file mode 100644 index 0000000000..9d7a7c5383 --- /dev/null +++ b/math/w_remainder.c @@ -0,0 +1,47 @@ +/* @(#)w_remainder.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_remainder.c,v 1.6 1995/05/10 20:49:44 jtc Exp $"; +#endif + +/* + * wrapper remainder(x,p) + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + double __remainder(double x, double y) /* wrapper remainder */ +#else + double __remainder(x,y) /* wrapper remainder */ + double x,y; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_remainder(x,y); +#else + double z; + z = __ieee754_remainder(x,y); + if(_LIB_VERSION == _IEEE_ || __isnan(y)) return z; + if(y==0.0) + return __kernel_standard(x,y,28); /* remainder(x,0) */ + else + return z; +#endif +} +weak_alias (__remainder, remainder) +#ifdef NO_LONG_DOUBLE +strong_alias (__remainder, __remainderl) +weak_alias (__remainder, remainderl) +#endif diff --git a/math/w_remainderf.c b/math/w_remainderf.c new file mode 100644 index 0000000000..486e626c28 --- /dev/null +++ b/math/w_remainderf.c @@ -0,0 +1,47 @@ +/* w_remainderf.c -- float version of w_remainder.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_remainderf.c,v 1.3 1995/05/10 20:49:46 jtc Exp $"; +#endif + +/* + * wrapper remainderf(x,p) + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + float __remainderf(float x, float y) /* wrapper remainder */ +#else + float __remainderf(x,y) /* wrapper remainder */ + float x,y; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_remainderf(x,y); +#else + float z; + z = __ieee754_remainderf(x,y); + if(_LIB_VERSION == _IEEE_ || __isnanf(y)) return z; + if(y==(float)0.0) + /* remainder(x,0) */ + return (float)__kernel_standard((double)x,(double)y,128); + else + return z; +#endif +} +weak_alias (__remainderf, remainderf) diff --git a/math/w_remainderl.c b/math/w_remainderl.c new file mode 100644 index 0000000000..7635fb9363 --- /dev/null +++ b/math/w_remainderl.c @@ -0,0 +1,48 @@ +/* w_remainderl.c -- long double version of w_remainder.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* + * wrapper remainderl(x,p) + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + long double __remainderl(long double x, long double y) + /* wrapper remainderl */ +#else + long double __remainderl(x,y) /* wrapper remainder */ + long double x,y; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_remainderl(x,y); +#else + long double z; + z = __ieee754_remainderl(x,y); + if(_LIB_VERSION == _IEEE_ || __isnanl(y)) return z; + if(y==0.0) + return __kernel_standard(x,y,228); /* remainder(x,0) */ + else + return z; +#endif +} +weak_alias (__remainderl, remainderl) diff --git a/math/w_scalb.c b/math/w_scalb.c new file mode 100644 index 0000000000..0086c2adfd --- /dev/null +++ b/math/w_scalb.c @@ -0,0 +1,65 @@ +/* @(#)w_scalb.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_scalb.c,v 1.6 1995/05/10 20:49:48 jtc Exp $"; +#endif + +/* + * wrapper scalb(double x, double fn) is provide for + * passing various standard test suite. One + * should use scalbn() instead. + */ + +#include <math.h> +#include "math_private.h" + +#include <errno.h> + +#ifdef __STDC__ +#ifdef _SCALB_INT + double __scalb(double x, int fn) /* wrapper scalb */ +#else + double __scalb(double x, double fn) /* wrapper scalb */ +#endif +#else + double __scalb(x,fn) /* wrapper scalb */ +#ifdef _SCALB_INT + double x; int fn; +#else + double x,fn; +#endif +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_scalb(x,fn); +#else + double z; + z = __ieee754_scalb(x,fn); + if(_LIB_VERSION != _SVID_) return z; + if(!(__finite(z)||__isnan(z))&&__finite(x)) { + return __kernel_standard(x,(double)fn,32); /* scalb overflow */ + } + if(z==0.0&&z!=x) { + return __kernel_standard(x,(double)fn,33); /* scalb underflow */ + } +#ifndef _SCALB_INT + if(!__finite(fn)) __set_errno (ERANGE); +#endif + return z; +#endif +} +weak_alias (__scalb, scalb) +#ifdef NO_LONG_DOUBLE +strong_alias (__scalb, __scalbl) +weak_alias (__scalb, scalbl) +#endif diff --git a/math/w_scalbf.c b/math/w_scalbf.c new file mode 100644 index 0000000000..60cb5670ed --- /dev/null +++ b/math/w_scalbf.c @@ -0,0 +1,66 @@ +/* w_scalbf.c -- float version of w_scalb.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_scalbf.c,v 1.3 1995/05/10 20:49:50 jtc Exp $"; +#endif + +/* + * wrapper scalbf(float x, float fn) is provide for + * passing various standard test suite. One + * should use scalbn() instead. + */ + +#include <math.h> +#include "math_private.h" + +#include <errno.h> + +#ifdef __STDC__ +#ifdef _SCALB_INT + float __scalbf(float x, int fn) /* wrapper scalbf */ +#else + float __scalbf(float x, float fn) /* wrapper scalbf */ +#endif +#else + float __scalbf(x,fn) /* wrapper scalbf */ +#ifdef _SCALB_INT + float x; int fn; +#else + float x,fn; +#endif +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_scalbf(x,fn); +#else + float z; + z = __ieee754_scalbf(x,fn); + if(_LIB_VERSION != _SVID_) return z; + if(!(__finitef(z)||__isnanf(z))&&__finitef(x)) { + /* scalbf overflow */ + return (float)__kernel_standard((double)x,(double)fn,132); + } + if(z==(float)0.0&&z!=x) { + /* scalbf underflow */ + return (float)__kernel_standard((double)x,(double)fn,133); + } +#ifndef _SCALB_INT + if(!__finitef(fn)) __set_errno (ERANGE); +#endif + return z; +#endif +} +weak_alias (__scalbf, scalbf) diff --git a/math/w_scalbl.c b/math/w_scalbl.c new file mode 100644 index 0000000000..c8a45d460d --- /dev/null +++ b/math/w_scalbl.c @@ -0,0 +1,65 @@ +/* w_scalbl.c -- long double version of w_scalb.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* + * wrapper scalbl(long double x, long double fn) is provide for + * passing various standard test suite. One + * should use scalbnl() instead. + */ + +#include <math.h> +#include "math_private.h" + +#include <errno.h> + +#ifdef __STDC__ +#ifdef _SCALB_INT + long double __scalbl(long double x, int fn) /* wrapper scalbl */ +#else + long double __scalbl(long double x, long double fn)/* wrapper scalbl */ +#endif +#else + long double __scalbl(x,fn) /* wrapper scalbl */ +#ifdef _SCALB_INT + long double x; int fn; +#else + long double x,fn; +#endif +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_scalbl(x,fn); +#else + long double z; + z = __ieee754_scalbl(x,fn); + if(_LIB_VERSION != _SVID_) return z; + if(!(__finitel(z)||__isnanl(z))&&__finitel(x)) { + return __kernel_standard(x,(double)fn,232); /* scalb overflow */ + } + if(z==0.0&&z!=x) { + return __kernel_standard(x,(double)fn,233); /* scalb underflow */ + } +#ifndef _SCALB_INT + if(!__finitel(fn)) __set_errno (ERANGE); +#endif + return z; +#endif +} +weak_alias (__scalbl, scalbl) diff --git a/math/w_sinh.c b/math/w_sinh.c new file mode 100644 index 0000000000..5bde8a2ddd --- /dev/null +++ b/math/w_sinh.c @@ -0,0 +1,47 @@ +/* @(#)w_sinh.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_sinh.c,v 1.6 1995/05/10 20:49:51 jtc Exp $"; +#endif + +/* + * wrapper sinh(x) + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + double __sinh(double x) /* wrapper sinh */ +#else + double __sinh(x) /* wrapper sinh */ + double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_sinh(x); +#else + double z; + z = __ieee754_sinh(x); + if(_LIB_VERSION == _IEEE_) return z; + if(!__finite(z)&&__finite(x)) { + return __kernel_standard(x,x,25); /* sinh overflow */ + } else + return z; +#endif +} +weak_alias (__sinh, sinh) +#ifdef NO_LONG_DOUBLE +strong_alias (__sinh, __sinhl) +weak_alias (__sinh, sinhl) +#endif diff --git a/math/w_sinhf.c b/math/w_sinhf.c new file mode 100644 index 0000000000..c29c46620f --- /dev/null +++ b/math/w_sinhf.c @@ -0,0 +1,47 @@ +/* w_sinhf.c -- float version of w_sinh.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_sinhf.c,v 1.3 1995/05/10 20:49:54 jtc Exp $"; +#endif + +/* + * wrapper sinhf(x) + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + float __sinhf(float x) /* wrapper sinhf */ +#else + float __sinhf(x) /* wrapper sinhf */ + float x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_sinhf(x); +#else + float z; + z = __ieee754_sinhf(x); + if(_LIB_VERSION == _IEEE_) return z; + if(!__finitef(z)&&__finitef(x)) { + /* sinhf overflow */ + return (float)__kernel_standard((double)x,(double)x,125); + } else + return z; +#endif +} +weak_alias (__sinhf, sinhf) diff --git a/math/w_sinhl.c b/math/w_sinhl.c new file mode 100644 index 0000000000..19eb774d64 --- /dev/null +++ b/math/w_sinhl.c @@ -0,0 +1,47 @@ +/* w_sinhl.c -- long double version of w_sinh.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* + * wrapper sinhl(x) + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + long double __sinhl(long double x) /* wrapper sinhl */ +#else + long double __sinhl(x) /* wrapper sinhl */ + long double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_sinhl(x); +#else + long double z; + z = __ieee754_sinhl(x); + if(_LIB_VERSION == _IEEE_) return z; + if(!__finitel(z)&&__finitel(x)) { + return __kernel_standard(x,x,225); /* sinh overflow */ + } else + return z; +#endif +} +weak_alias (__sinhl, sinhl) diff --git a/math/w_sqrt.c b/math/w_sqrt.c new file mode 100644 index 0000000000..41ab1d18b2 --- /dev/null +++ b/math/w_sqrt.c @@ -0,0 +1,47 @@ +/* @(#)w_sqrt.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_sqrt.c,v 1.6 1995/05/10 20:49:55 jtc Exp $"; +#endif + +/* + * wrapper sqrt(x) + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + double __sqrt(double x) /* wrapper sqrt */ +#else + double __sqrt(x) /* wrapper sqrt */ + double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_sqrt(x); +#else + double z; + z = __ieee754_sqrt(x); + if(_LIB_VERSION == _IEEE_ || __isnan(x)) return z; + if(x<0.0) { + return __kernel_standard(x,x,26); /* sqrt(negative) */ + } else + return z; +#endif +} +weak_alias (__sqrt, sqrt) +#ifdef NO_LONG_DOUBLE +strong_alias (__sqrt, __sqrtl) +weak_alias (__sqrt, sqrtl) +#endif diff --git a/math/w_sqrtf.c b/math/w_sqrtf.c new file mode 100644 index 0000000000..21beb550f4 --- /dev/null +++ b/math/w_sqrtf.c @@ -0,0 +1,47 @@ +/* w_sqrtf.c -- float version of w_sqrt.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_sqrtf.c,v 1.3 1995/05/10 20:49:59 jtc Exp $"; +#endif + +/* + * wrapper sqrtf(x) + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + float __sqrtf(float x) /* wrapper sqrtf */ +#else + float sqrt(x) /* wrapper sqrtf */ + float x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_sqrtf(x); +#else + float z; + z = __ieee754_sqrtf(x); + if(_LIB_VERSION == _IEEE_ || __isnanf(x)) return z; + if(x<(float)0.0) { + /* sqrtf(negative) */ + return (float)__kernel_standard((double)x,(double)x,126); + } else + return z; +#endif +} +weak_alias (__sqrtf, sqrtf) diff --git a/math/w_sqrtl.c b/math/w_sqrtl.c new file mode 100644 index 0000000000..0b03eebe1d --- /dev/null +++ b/math/w_sqrtl.c @@ -0,0 +1,47 @@ +/* w_sqrtl.c -- long double version of w_sqrt.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* + * wrapper sqrtl(x) + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + long double __sqrtl(long double x) /* wrapper sqrtl */ +#else + long double __sqrtl(x) /* wrapper sqrtl */ + long double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_sqrtl(x); +#else + long double z; + z = __ieee754_sqrtl(x); + if(_LIB_VERSION == _IEEE_ || __isnanl(x)) return z; + if(x<0.0) { + return __kernel_standard(x,x,226); /* sqrt(negative) */ + } else + return z; +#endif +} +weak_alias (__sqrtl, sqrtl) diff --git a/math/w_tgamma.c b/math/w_tgamma.c new file mode 100644 index 0000000000..3ce6e77b49 --- /dev/null +++ b/math/w_tgamma.c @@ -0,0 +1,56 @@ +/* @(#)w_gamma.c 5.1 93/09/24 */ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_gamma.c,v 1.7 1995/11/20 22:06:43 jtc Exp $"; +#endif + +/* double gamma(double x) + * Return the logarithm of the Gamma function of x or the Gamma function of x, + * depending on the library mode. + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + double __tgamma(double x) +#else + double __tgamma(x) + double x; +#endif +{ + double y; + int local_signgam; + y = __ieee754_gamma_r(x,&local_signgam); + if (local_signgam < 0) y = -y; +#ifdef _IEEE_LIBM + return y; +#else + if(_LIB_VERSION == _IEEE_) return y; + + if(!__finite(y)&&__finite(x)) { + if (x == 0.0) + return __kernel_standard(x,x,50); /* tgamma pole */ + else if(__floor(x)==x&&x<0.0) + return __kernel_standard(x,x,41); /* tgamma domain */ + else + return __kernel_standard(x,x,40); /* tgamma overflow */ + } + return y; +#endif +} +weak_alias (__tgamma, tgamma) +#ifdef NO_LONG_DOUBLE +strong_alias (__tgamma, __tgammal) +weak_alias (__tgamma, tgammal) +#endif diff --git a/math/w_tgammaf.c b/math/w_tgammaf.c new file mode 100644 index 0000000000..d3698059e7 --- /dev/null +++ b/math/w_tgammaf.c @@ -0,0 +1,53 @@ +/* w_gammaf.c -- float version of w_gamma.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_gammaf.c,v 1.4 1995/11/20 22:06:48 jtc Exp $"; +#endif + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + float __tgammaf(float x) +#else + float __tgammaf(x) + float x; +#endif +{ + float y; + int local_signgam; + y = __ieee754_gammaf_r(x,&local_signgam); + if (local_signgam < 0) y = -y; +#ifdef _IEEE_LIBM + return y; +#else + if(_LIB_VERSION == _IEEE_) return y; + + if(!__finitef(y)&&__finitef(x)) { + if (x == (float)0.0) + /* tgammaf pole */ + return (float)__kernel_standard((double)x,(double)x,150); + else if(__floorf(x)==x&&x<(float)0.0) + /* tgammaf domain */ + return (float)__kernel_standard((double)x,(double)x,141); + else + /* tgammaf overflow */ + return (float)__kernel_standard((double)x,(double)x,140); + } + return y; +#endif +} +weak_alias (__tgammaf, tgammaf) diff --git a/math/w_tgammal.c b/math/w_tgammal.c new file mode 100644 index 0000000000..75970a34d4 --- /dev/null +++ b/math/w_tgammal.c @@ -0,0 +1,55 @@ +/* w_gammal.c -- long double version of w_gamma.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: $"; +#endif + +/* long double gammal(double x) + * Return the Gamma function of x. + */ + +#include <math.h> +#include "math_private.h" + +#ifdef __STDC__ + long double __tgammal(long double x) +#else + long double __tgammal(x) + long double x; +#endif +{ + long double y; + int local_signgam; + y = __ieee754_gammal_r(x,&local_signgam); + if (local_signgam < 0) y = -y; +#ifdef _IEEE_LIBM + return y; +#else + if(_LIB_VERSION == _IEEE_) return y; + + if(!__finitel(y)&&__finitel(x)) { + if(x==0.0) + return __kernel_standard(x,x,250); /* tgamma pole */ + else if(__floorl(x)==x&&x<0.0) + return __kernel_standard(x,x,241); /* tgamma domain */ + else + return __kernel_standard(x,x,240); /* tgamma overflow */ + } + return y; +#endif +} +weak_alias (__tgammal, tgammal) |