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Annotation of OpenXM_contrib/gmp/mpf/cmp_d.c, Revision 1.1

1.1     ! ohara       1: /* mpf_cmp_d -- compare mpf and double.
        !             2:
        !             3: Copyright 2001 Free Software Foundation, Inc.
        !             4:
        !             5: This file is part of the GNU MP Library.
        !             6:
        !             7: The GNU MP Library is free software; you can redistribute it and/or modify
        !             8: it under the terms of the GNU Lesser General Public License as published by
        !             9: the Free Software Foundation; either version 2.1 of the License, or (at your
        !            10: option) any later version.
        !            11:
        !            12: The GNU MP Library is distributed in the hope that it will be useful, but
        !            13: WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
        !            14: or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
        !            15: License for more details.
        !            16:
        !            17: You should have received a copy of the GNU Lesser General Public License
        !            18: along with the GNU MP Library; see the file COPYING.LIB.  If not, write to
        !            19: the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
        !            20: MA 02111-1307, USA.
        !            21: */
        !            22:
        !            23: #include "gmp.h"
        !            24: #include "gmp-impl.h"
        !            25:
        !            26: int
        !            27: mpf_cmp_d (mpf_srcptr f, double d)
        !            28: {
        !            29:   mp_limb_t  darray[LIMBS_PER_DOUBLE];
        !            30:   mpf_t      df;
        !            31:
        !            32:   if (d == 0.0)
        !            33:     return SIZ(f);
        !            34:
        !            35:   PTR(df) = darray;
        !            36:   SIZ(df) = (d >= 0.0 ? LIMBS_PER_DOUBLE : -LIMBS_PER_DOUBLE);
        !            37:   EXP(df) = __gmp_extract_double (darray, ABS(d));
        !            38:
        !            39:   return mpf_cmp (f, df);
        !            40: }