From 0e05d9826e6d32a27392ed9d6fe613ef6cf957a0 Mon Sep 17 00:00:00 2001 From: Bernhard Reutner-Fischer Date: Thu, 25 Sep 2008 17:43:58 +0000 Subject: - remove files that are not either LGPL or Public Domain. - pull replacement funcs for fpmacros.c from glibc MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This removes the powerpc/classic implementation which did not state any license but read: Copyright © 1991 Apple Computer, Inc. All rights reserved. and thus was dubious (and not needed). --- libm/s_fpclassifyf.c | 44 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 libm/s_fpclassifyf.c (limited to 'libm/s_fpclassifyf.c') diff --git a/libm/s_fpclassifyf.c b/libm/s_fpclassifyf.c new file mode 100644 index 000000000..3a8fd56df --- /dev/null +++ b/libm/s_fpclassifyf.c @@ -0,0 +1,44 @@ +/* Return classification value corresponding to argument. + Copyright (C) 1997, 2000, 2002 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper , 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 + +#include "math_private.h" + + +libm_hidden_proto (__fpclassifyf) +int +__fpclassifyf (float x) +{ + u_int32_t wx; + int retval = FP_NORMAL; + + GET_FLOAT_WORD (wx, x); + wx &= 0x7fffffff; + if (wx == 0) + retval = FP_ZERO; + else if (wx < 0x800000) + retval = FP_SUBNORMAL; + else if (wx >= 0x7f800000) + retval = wx > 0x7f800000 ? FP_NAN : FP_INFINITE; + + return retval; +} +libm_hidden_def (__fpclassifyf) -- cgit v1.2.3