72 lines
1.9 KiB
C
72 lines
1.9 KiB
C
/* Temporary library support for decimal floating point.
|
|
Copyright (C) 2005-2014 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/>. */
|
|
|
|
#include "dconfig.h"
|
|
#include "decContext.h"
|
|
#include "decimal128.h"
|
|
#include "decimal64.h"
|
|
#include "decimal32.h"
|
|
|
|
void __host_to_ieee_32 (_Decimal32, decimal32 *);
|
|
void __host_to_ieee_64 (_Decimal64, decimal64 *);
|
|
void __host_to_ieee_128 (_Decimal128, decimal128 *);
|
|
|
|
extern int isinfd32 (_Decimal32);
|
|
extern int isinfd64 (_Decimal64);
|
|
extern int isinfd128 (_Decimal128);
|
|
uint32_t __dec_byte_swap (uint32_t);
|
|
|
|
int
|
|
isinfd32 (_Decimal32 arg)
|
|
{
|
|
decNumber dn;
|
|
decimal32 d32;
|
|
|
|
__host_to_ieee_32 (arg, &d32);
|
|
decimal32ToNumber (&d32, &dn);
|
|
return (decNumberIsInfinite (&dn));
|
|
}
|
|
|
|
int
|
|
isinfd64 (_Decimal64 arg)
|
|
{
|
|
decNumber dn;
|
|
decimal64 d64;
|
|
|
|
__host_to_ieee_64 (arg, &d64);
|
|
decimal64ToNumber (&d64, &dn);
|
|
return (decNumberIsInfinite (&dn));
|
|
}
|
|
|
|
int
|
|
isinfd128 (_Decimal128 arg)
|
|
{
|
|
decNumber dn;
|
|
decimal128 d128;
|
|
|
|
__host_to_ieee_128 (arg, &d128);
|
|
decimal128ToNumber (&d128, &dn);
|
|
return (decNumberIsInfinite (&dn));
|
|
}
|