gdb/target-float.h

   1 /* Floating point definitions for GDB.
   2
   3    Copyright (C) 1986-2019 Free Software Foundation, Inc.
   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 #ifndef TARGET_FLOAT_H
  21 #define TARGET_FLOAT_H
  22
  23 #include "expression.h"
  24
  25 extern bool target_float_is_valid (const gdb_byte *addr,
  26                                    const struct type *type);
  27 extern bool target_float_is_zero (const gdb_byte *addr,
  28                                   const struct type *type);
  29
  30 extern std::string target_float_to_string (const gdb_byte *addr,
  31                                            const struct type *type,
  32                                            const char *format = nullptr);
  33 extern bool target_float_from_string (gdb_byte *addr,
  34                                       const struct type *type,
  35                                       const std::string &string);
  36
  37 extern LONGEST target_float_to_longest (const gdb_byte *addr,
  38                                         const struct type *type);
  39 extern void target_float_from_longest (gdb_byte *addr,
  40                                        const struct type *type,
  41                                        LONGEST val);
  42 extern void target_float_from_ulongest (gdb_byte *addr,
  43                                         const struct type *type,
  44                                         ULONGEST val);
  45 extern double target_float_to_host_double (const gdb_byte *addr,
  46                                            const struct type *type);
  47 extern void target_float_from_host_double (gdb_byte *addr,
  48                                            const struct type *type,
  49                                            double val);
  50 extern void target_float_convert (const gdb_byte *from,
  51                                   const struct type *from_type,
  52                                   gdb_byte *to, const struct type *to_type);
  53
  54 extern void target_float_binop (enum exp_opcode opcode,
  55                                 const gdb_byte *x, const struct type *type_x,
  56                                 const gdb_byte *y, const struct type *type_y,
  57                                 gdb_byte *res, const struct type *type_res);
  58 extern int target_float_compare (const gdb_byte *x, const struct type *type_x,
  59                                  const gdb_byte *y, const struct type *type_y);
  60
  61 #endif /* TARGET_FLOAT_H */