diff options
Diffstat (limited to 'sysdeps/ieee754/ldbl-128ibm/s_fpclassifyl.c')
| -rw-r--r-- | sysdeps/ieee754/ldbl-128ibm/s_fpclassifyl.c | 95 |
1 files changed, 0 insertions, 95 deletions
diff --git a/sysdeps/ieee754/ldbl-128ibm/s_fpclassifyl.c b/sysdeps/ieee754/ldbl-128ibm/s_fpclassifyl.c deleted file mode 100644 index 6999abc..0000000 --- a/sysdeps/ieee754/ldbl-128ibm/s_fpclassifyl.c +++ /dev/null @@ -1,95 +0,0 @@ -/* Return classification value corresponding to argument. - Copyright (C) 1997,1999,2002,2004,2006,2007 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997 and - Jakub Jelinek <jj@ultra.linux.cz>, 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 <math.h> - -#include "math_private.h" -#include <math_ldbl_opt.h> - - /* - * hx lx - * +NaN 7ffn nnnn nnnn nnnn xxxx xxxx xxxx xxxx - * -NaN fffn nnnn nnnn nnnn xxxx xxxx xxxx xxxx - * +Inf 7ff0 0000 0000 0000 xxxx xxxx xxxx xxxx - * -Inf fff0 0000 0000 0000 xxxx xxxx xxxx xxxx - * +0 0000 0000 0000 0000 xxxx xxxx xxxx xxxx - * -0 8000 0000 0000 0000 xxxx xxxx xxxx xxxx - * +normal 0360 0000 0000 0000 0000 0000 0000 0000 (smallest) - * -normal 8360 0000 0000 0000 0000 0000 0000 0000 (smallest) - * +normal 7fef ffff ffff ffff 7c8f ffff ffff fffe (largest) - * +normal ffef ffff ffff ffff fc8f ffff ffff fffe (largest) - * +denorm 0360 0000 0000 0000 8000 0000 0000 0001 (largest) - * -denorm 8360 0000 0000 0000 0000 0000 0000 0001 (largest) - * +denorm 000n nnnn nnnn nnnn xxxx xxxx xxxx xxxx - * -denorm 800n nnnn nnnn nnnn xxxx xxxx xxxx xxxx - */ - -int -___fpclassifyl (long double x) -{ - u_int64_t hx, lx; - int retval = FP_NORMAL; - - GET_LDOUBLE_WORDS64 (hx, lx, x); - if ((hx & 0x7ff0000000000000ULL) == 0x7ff0000000000000ULL) { - /* +/-NaN or +/-Inf */ - if (hx & 0x000fffffffffffffULL) { - /* +/-NaN */ - retval = FP_NAN; - } else { - retval = FP_INFINITE; - } - } else { - /* +/-zero or +/- normal or +/- denormal */ - if (hx & 0x7fffffffffffffffULL) { - /* +/- normal or +/- denormal */ - if ((hx & 0x7ff0000000000000ULL) > 0x0360000000000000ULL) { - /* +/- normal */ - retval = FP_NORMAL; - } else { - if ((hx & 0x7ff0000000000000ULL) == 0x0360000000000000ULL) { - if ((lx & 0x7fffffffffffffff) /* lower is non-zero */ - && ((lx^hx) & 0x8000000000000000ULL)) { /* and sign differs */ - /* +/- denormal */ - retval = FP_SUBNORMAL; - } else { - /* +/- normal */ - retval = FP_NORMAL; - } - } else { - /* +/- denormal */ - retval = FP_SUBNORMAL; - } - } - } else { - /* +/- zero */ - retval = FP_ZERO; - } - } - - return retval; -} -long_double_symbol (libm, ___fpclassifyl, __fpclassifyl); -#ifdef __LONG_DOUBLE_MATH_OPTIONAL -libm_hidden_ver (___fpclassifyl, __fpclassifyl) -#else -libm_hidden_def (__fpclassifyl) -#endif |