62 lines
1.5 KiB
C
62 lines
1.5 KiB
C
/* Copyright (C) 2008-2022 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/>. */
|
|
|
|
union _FP_UNION_Q
|
|
{
|
|
__float128 flt;
|
|
struct
|
|
{
|
|
unsigned long frac0 : 32;
|
|
unsigned long frac1 : 32;
|
|
unsigned long frac2 : 32;
|
|
unsigned long frac3 : 16;
|
|
unsigned exp : 15;
|
|
unsigned sign : 1;
|
|
} bits __attribute__((packed));
|
|
};
|
|
|
|
__float128 __copysigntf3 (__float128, __float128);
|
|
__float128 __fabstf2 (__float128);
|
|
|
|
__float128
|
|
__copysigntf3 (__float128 a, __float128 b)
|
|
{
|
|
union _FP_UNION_Q A, B;
|
|
|
|
A.flt = a;
|
|
B.flt = b;
|
|
A.bits.sign = B.bits.sign;
|
|
|
|
return A.flt;
|
|
}
|
|
|
|
__float128
|
|
__fabstf2 (__float128 a)
|
|
{
|
|
union _FP_UNION_Q A;
|
|
|
|
A.flt = a;
|
|
A.bits.sign = 0;
|
|
|
|
return A.flt;
|
|
}
|