projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 9b913628 TJB |
1 | /* Decimal floating point support for GDB. |
| 2 | ||
| 4c38e0a4 | 3 | Copyright 2007, 2008, 2009, 2010 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 | ||
| 28 | /* When using decimal128, this is the maximum string length + 1 | |
| 29 | * (value comes from libdecnumber's DECIMAL128_String constant). */ | |
| 30 | #define MAX_DECIMAL_STRING 43 | |
| 31 | ||
| e17a4113 UW |
32 | extern void decimal_to_string (const gdb_byte *, int, enum bfd_endian, char *); |
| 33 | extern int decimal_from_string (gdb_byte *, int, enum bfd_endian, const char *); | |
| 34 | extern void decimal_from_integral (struct value *from, gdb_byte *to, | |
| 35 | int len, enum bfd_endian byte_order); | |
| 36 | extern void decimal_from_floating (struct value *from, gdb_byte *to, | |
| 37 | int len, enum bfd_endian byte_order); | |
| 38 | extern DOUBLEST decimal_to_doublest (const gdb_byte *from, int len, | |
| 39 | enum bfd_endian byte_order); | |
| 40 | extern void decimal_binop (enum exp_opcode, | |
| 41 | const gdb_byte *, int, enum bfd_endian, | |
| 42 | const gdb_byte *, int, enum bfd_endian, | |
| 43 | gdb_byte *, int, enum bfd_endian); | |
| 44 | extern int decimal_is_zero (const gdb_byte *, int, enum bfd_endian); | |
| 45 | extern int decimal_compare (const gdb_byte *, int, enum bfd_endian, | |
| 46 | const gdb_byte *, int, enum bfd_endian); | |
| 47 | extern void decimal_convert (const gdb_byte *, int, enum bfd_endian, | |
| 48 | gdb_byte *, int, enum bfd_endian); | |
| 9b913628 TJB |
49 | |
| 50 | #endif |