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* src-release (GDB_SUPPORT_DIRS): Add libdecnumber.

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* libdecnumber: New directory, imported from GCC.
This commit is contained in:
Daniel Jacobowitz
2007-10-11 18:15:02 +00:00
parent 607ae575a7
commit f5bc1778c3
62 changed files with 42043 additions and 1 deletions
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76
libdecnumber/decLibrary.c Normal file
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/* Temporary library support for decimal floating point.
Copyright (C) 2005, 2006 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 2, or (at your option)
any later version.
In addition to the permissions in the GNU General Public License,
the Free Software Foundation gives you unlimited permission to link
the compiled version of this file into combinations with other
programs, and to distribute those combinations without any
restriction coming from the use of this file. (The General Public
License restrictions do apply in other respects; for example, they
cover modification of the file, and distribution when not linked
into a combine executable.)
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.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING. If not, write to the Free
Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA. */
#include "config.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));
}