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1 | /* Decimal floating point support for GDB. |
2 | ||
61baf725 | 3 | Copyright (C) 2007-2017 Free Software Foundation, Inc. |
9b913628 TJB |
4 | |
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 3 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
19 | ||
20 | /* Decimal floating point is one of the extension to IEEE 754, which is | |
21 | described in http://grouper.ieee.org/groups/754/revision.html and | |
22 | http://www2.hursley.ibm.com/decimal/. It completes binary floating | |
23 | point by representing floating point more exactly. */ | |
24 | ||
25 | #ifndef DFP_H | |
26 | #define DFP_H | |
27 | ||
8018d34f YQ |
28 | #include "doublest.h" /* For DOUBLEST. */ |
29 | #include "expression.h" /* For enum exp_opcode. */ | |
30 | ||
3b4b2f16 UW |
31 | extern std::string decimal_to_string (const gdb_byte *, int, enum bfd_endian); |
32 | extern bool decimal_from_string (gdb_byte *, int, enum bfd_endian, | |
33 | std::string string); | |
34 | extern void decimal_from_longest (LONGEST from, gdb_byte *to, | |
35 | int len, enum bfd_endian byte_order); | |
36 | extern void decimal_from_ulongest (ULONGEST from, gdb_byte *to, | |
e17a4113 | 37 | int len, enum bfd_endian byte_order); |
3b4b2f16 UW |
38 | extern LONGEST decimal_to_longest (const gdb_byte *from, int len, |
39 | enum bfd_endian byte_order); | |
40 | extern void decimal_from_doublest (DOUBLEST from, gdb_byte *to, | |
e17a4113 UW |
41 | int len, enum bfd_endian byte_order); |
42 | extern DOUBLEST decimal_to_doublest (const gdb_byte *from, int len, | |
43 | enum bfd_endian byte_order); | |
44 | extern void decimal_binop (enum exp_opcode, | |
45 | const gdb_byte *, int, enum bfd_endian, | |
46 | const gdb_byte *, int, enum bfd_endian, | |
47 | gdb_byte *, int, enum bfd_endian); | |
48 | extern int decimal_is_zero (const gdb_byte *, int, enum bfd_endian); | |
49 | extern int decimal_compare (const gdb_byte *, int, enum bfd_endian, | |
50 | const gdb_byte *, int, enum bfd_endian); | |
51 | extern void decimal_convert (const gdb_byte *, int, enum bfd_endian, | |
52 | gdb_byte *, int, enum bfd_endian); | |
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53 | |
54 | #endif |