glibc/sysdeps/sparc/sparc32/fpu/s_signbitl.S
David S. Miller dfdb8ff299 Optimized sparc assembler for signbit{,f,l} and some variants of isnan.
* sysdeps/sparc/sparc32/fpu/s_signbit.S: New file.
	* sysdeps/sparc/sparc32/fpu/s_signbitf.S: New file.
	* sysdeps/sparc/sparc32/fpu/s_signbitl.S: New file.
	* sysdeps/sparc/sparc32/sparcv9/fpu/s_isnan.S: New file.
	* sysdeps/sparc/sparc64/fpu/s_isnan.S: New file.
	* sysdeps/sparc/sparc64/fpu/s_isnanf.S: New file.
	* sysdeps/sparc/sparc64/fpu/s_signbit.S: New file.
	* sysdeps/sparc/sparc64/fpu/s_signbitf.S: New file.
	* sysdeps/sparc/sparc64/fpu/s_signbitl.S: New file.
2012-03-01 20:43:38 -08:00

33 lines
1.1 KiB
ArmAsm

/* signbitl(). sparc32 version.
Copyright (C) 2012 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>
#include <math_ldbl_opt.h>
ENTRY (___signbitl)
ld [%o0], %o1
retl
srl %o1, 31, %o0
END (___signbitl)
#ifdef IS_IN_libm
long_double_symbol (libm, ___signbitl, __signbitl);
#else
long_double_symbol (libc, ___signbitl, __signbitl);
#endif