ext/fputils/fp64.c

   1 /*
   2  * Copyright (c) 2014, Andreas Sandberg
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  *
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above
  12  *    copyright notice, this list of conditions and the following
  13  *    disclaimer in the documentation and/or other materials provided
  14  *    with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  17  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  18  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  19  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  20  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  23  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  25  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  26  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  27  * OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #include <fputils/fp64.h>
  31 #include "fpbits.h"
  32
  33 #include <assert.h>
  34 #include <stdint.h>
  35
  36 #include <stdio.h>
  37
  38 const fp64_t fp64_pinf  = BUILD_FP64(0, 0,               FP64_EXP_SPECIAL);
  39 const fp64_t fp64_ninf  = BUILD_FP64(1, 0,               FP64_EXP_SPECIAL);
  40 const fp64_t fp64_qnan  = BUILD_FP64(0, FP64_FRAC_QNAN,  FP64_EXP_SPECIAL);
  41 const fp64_t fp64_nqnan = BUILD_FP64(1, FP64_FRAC_QNAN,  FP64_EXP_SPECIAL);
  42 const fp64_t fp64_qnani = BUILD_FP64(1, FP64_FRAC_QNANI, FP64_EXP_SPECIAL);
  43 const fp64_t fp64_snan  = BUILD_FP64(0, FP64_FRAC_SNAN,  FP64_EXP_SPECIAL);
  44 const fp64_t fp64_nsnan = BUILD_FP64(1, FP64_FRAC_SNAN,  FP64_EXP_SPECIAL);
  45 const fp64_t fp64_nan   = BUILD_FP64(0, FP64_FRAC_QNAN,  FP64_EXP_SPECIAL);