/* Floating point definitions for GDB.
- Copyright (C) 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996,
- 1997, 1998, 1999, 2000, 2001, 2003, 2005, 2006, 2007
- Free Software Foundation, Inc.
+ Copyright (C) 1986-2017 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef DOUBLEST_H
#define DOUBLEST_H
struct type;
struct floatformat;
-/* Setup definitions for host and target floating point formats. We need to
- consider the format for `float', `double', and `long double' for both target
- and host. We need to do this so that we know what kind of conversions need
- to be done when converting target numbers to and from the hosts DOUBLEST
- data type. */
-
-/* This is used to indicate that we don't know the format of the floating point
- number. Typically, this is useful for native ports, where the actual format
- is irrelevant, since no conversions will be taking place. */
-
-#include "floatformat.h" /* For struct floatformat */
-
/* Use `long double' if the host compiler supports it. (Note that this is not
necessarily any longer than `double'. On SunOS/gcc, it's the same as
double.) This is necessary because GDB internally converts all floating
#if (defined HAVE_LONG_DOUBLE && defined PRINTF_HAS_LONG_DOUBLE \
&& defined SCANF_HAS_LONG_DOUBLE)
typedef long double DOUBLEST;
-# define DOUBLEST_PRINT_FORMAT "%Lg"
-# define DOUBLEST_SCAN_FORMAT "%Lg"
+# define DOUBLEST_PRINT_FORMAT "Lg"
+# define DOUBLEST_SCAN_FORMAT "Lg"
#else
typedef double DOUBLEST;
-# define DOUBLEST_PRINT_FORMAT "%g"
-# define DOUBLEST_SCAN_FORMAT "%lg"
+# define DOUBLEST_PRINT_FORMAT "g"
+# define DOUBLEST_SCAN_FORMAT "lg"
/* If we can't scan or print long double, we don't want to use it
anywhere. */
# undef HAVE_LONG_DOUBLE
extern const char *floatformat_mantissa (const struct floatformat *,
const bfd_byte *);
-/* These functions have been replaced by extract_typed_floating and
- store_typed_floating.
-
- Most calls are passing in TYPE_LENGTH (TYPE) so can be changed to
- just pass the TYPE. The remainder pass in the length of a
- register, those calls should instead pass in the floating point
- type that corresponds to that length. */
-
-extern DOUBLEST deprecated_extract_floating (const void *addr, int len);
-extern void deprecated_store_floating (void *addr, int len, DOUBLEST val);
-
-/* Given TYPE, return its floatformat. TYPE_FLOATFORMAT() may return
- NULL. type_floatformat() detects that and returns a floatformat
- based on the type size when FLOATFORMAT is NULL. */
+/* Return the floatformat's total size in host bytes. */
-const struct floatformat *floatformat_from_type (const struct type *type);
+extern size_t floatformat_totalsize_bytes (const struct floatformat *fmt);
extern DOUBLEST extract_typed_floating (const void *addr,
const struct type *type);