glibc/sysdeps/sparc/sparc64/fpu/s_isinff.S

34 lines
1.1 KiB
ArmAsm

/* isinff(). sparc64 version.
Copyright (C) 2012-2017 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
ENTRY (__isinff)
st %f1, [%sp + STACK_BIAS + 128]
sethi %hi(0x7f800000), %o2
lduw [%sp + STACK_BIAS + 128], %g1
sll %g1, 1, %o4
srl %o4, 1, %o5
sra %g1, 30, %o0
xor %o5, %o2, %o3
retl
movrne %o3, %g0, %o0
END (__isinff)
hidden_def (__isinff)
weak_alias (__isinff, isinff)