File: host-ieee64.c

package info (click to toggle)
gdb 8.3-1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye, sid
  • size: 223,352 kB
  • sloc: ansic: 1,941,112; asm: 341,756; exp: 149,966; makefile: 56,735; sh: 24,156; cpp: 21,837; yacc: 12,932; perl: 5,331; xml: 5,239; ada: 5,191; python: 4,566; pascal: 3,134; lisp: 1,533; cs: 879; lex: 620; f90: 535; sed: 228; awk: 140; objc: 134; fortran: 43
file content (52 lines) | stat: -rw-r--r-- 1,870 bytes parent folder | download | duplicates (8)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
/* This is a software decimal floating point library.
   Copyright (C) 2007-2018 Free Software Foundation, Inc.

This file is part of GCC.

GCC 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 3, or (at your option) any later
version.

GCC is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
for more details.

Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.

You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
<http://www.gnu.org/licenses/>.  */

/* This implements IEEE 754R decimal floating point arithmetic, but
   does not provide a mechanism for setting the rounding mode, or for
   generating or handling exceptions.  Conversions between decimal
   floating point types and other types depend on C library functions.

   Contributed by Ben Elliston  <bje@au.ibm.com>.  */

/* The intended way to use this file is to make two copies, add `#define '
   to one copy, then compile both copies and add them to libgcc.a.  */

#include <string.h>
#include "bid-dpd.h"
#include "decimal64.h"

void __host_to_ieee_64 (_Decimal64 in, decimal64 *out);
void __ieee_to_host_64 (decimal64 in, _Decimal64 *out);

void
__host_to_ieee_64 (_Decimal64 in, decimal64 *out)
{
  memcpy ((char *) out, (char *) &in, 8);
}

void
__ieee_to_host_64 (decimal64 in, _Decimal64 *out)
{
  memcpy ((char *) out, (char *) &in, 8);
}