1/* This is a software decimal floating point library. 2 Copyright (C) 2007, 2009 Free Software Foundation, Inc. 3 4This file is part of GCC. 5 6GCC is free software; you can redistribute it and/or modify it under 7the terms of the GNU General Public License as published by the Free 8Software Foundation; either version 3, or (at your option) any later 9version. 10 11GCC is distributed in the hope that it will be useful, but WITHOUT ANY 12WARRANTY; without even the implied warranty of MERCHANTABILITY or 13FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14for more details. 15 16Under Section 7 of GPL version 3, you are granted additional 17permissions described in the GCC Runtime Library Exception, version 183.1, as published by the Free Software Foundation. 19 20You should have received a copy of the GNU General Public License and 21a copy of the GCC Runtime Library Exception along with this program; 22see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 23<http://www.gnu.org/licenses/>. */ 24 25/* This implements IEEE 754R decimal floating point arithmetic, but 26 does not provide a mechanism for setting the rounding mode, or for 27 generating or handling exceptions. Conversions between decimal 28 floating point types and other types depend on C library functions. 29 30 Contributed by Ben Elliston <bje@au.ibm.com>. */ 31 32/* The intended way to use this file is to make two copies, add `#define ' 33 to one copy, then compile both copies and add them to libgcc.a. */ 34 35#include <string.h> 36#include "bid-dpd.h" 37#include "decimal32.h" 38 39void __host_to_ieee_32 (_Decimal32 in, decimal32 *out); 40void __ieee_to_host_32 (decimal32 in, _Decimal32 *out); 41 42void 43__host_to_ieee_32 (_Decimal32 in, decimal32 *out) 44{ 45 memcpy ((char *) out, (char *) &in, 4); 46} 47 48void 49__ieee_to_host_32 (decimal32 in, _Decimal32 *out) 50{ 51 memcpy ((char *) out, (char *) &in, 4); 52} 53