1 /* mpfr_print_binary -- print the internal binary representation of a
4 Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Free Software Foundation, Inc.
5 Contributed by the AriC and Caramel projects, INRIA.
7 This file is part of the GNU MPFR Library.
9 The GNU MPFR Library is free software; you can redistribute it and/or modify
10 it under the terms of the GNU Lesser General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or (at your
12 option) any later version.
14 The GNU MPFR Library is distributed in the hope that it will be useful, but
15 WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
16 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
17 License for more details.
19 You should have received a copy of the GNU Lesser General Public License
20 along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see
21 http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc.,
22 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */
24 #include "mpfr-impl.h"
27 mpfr_fprint_binary (FILE *stream
, mpfr_srcptr x
)
31 fprintf (stream
, "@NaN@");
35 if (MPFR_SIGN (x
) < 0)
36 fprintf (stream
, "-");
39 fprintf (stream
, "@Inf@");
40 else if (MPFR_IS_ZERO (x
))
41 fprintf (stream
, "0");
51 fprintf (stream
, "0.");
52 for (n
= (px
- 1) / GMP_NUMB_BITS
; ; n
--)
56 MPFR_ASSERTN (n
>= 0);
58 for (t
= MPFR_LIMB_HIGHBIT
; t
!= 0; t
>>= 1)
60 putc ((wd
& t
) == 0 ? '0' : '1', stream
);
65 ex
= MPFR_GET_EXP (x
);
66 MPFR_ASSERTN (ex
>= LONG_MIN
&& ex
<= LONG_MAX
);
67 fprintf (stream
, "E%ld", (long) ex
);
76 mpfr_print_binary (mpfr_srcptr x
)
78 mpfr_fprint_binary (stdout
, x
);
82 mpfr_print_mant_binary(const char *str
, const mp_limb_t
*p
, mpfr_prec_t r
)
85 mpfr_prec_t count
= 0;
87 mp_size_t n
= MPFR_PREC2LIMBS (r
);
92 for(i
= GMP_NUMB_BITS
-1 ; i
>=0 ; i
--)
94 c
= (p
[n
] & (((mp_limb_t
)1L)<<i
)) ? '1' : '0';
106 mpfr_dump_mant (const mp_limb_t
*p
, mpfr_prec_t r
, mpfr_prec_t precx
,
110 mpfr_prec_t count
= 0;
112 mp_size_t n
= MPFR_PREC2LIMBS (r
);
114 for(n
-- ; n
>=0 ; n
--)
116 for(i
= GMP_NUMB_BITS
-1 ; i
>=0 ; i
--)
118 c
= (p
[n
] & (((mp_limb_t
)1L)<<i
)) ? '1' : '0';