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/* fmax function, sparc32 v9 version.
Copyright (C) 2012-2017 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by David S. Miller <davem@davemloft.net>, 2012.
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>
#define SIGN_BIT %f12 /* -0.0 */
ENTRY (__fmax)
std %o0, [%sp + 72]
std %o2, [%sp + 80]
ldd [%sp + 72], %f0
ldd [%sp + 80], %f2
fcmpd %fcc1, %f2, %f2
fzero SIGN_BIT
fmovdu %fcc1, %f0, %f2
fnegd SIGN_BIT, SIGN_BIT
fcmpd %fcc2, %f0, %f2
fmovdul %fcc2, %f2, %f0
fand %f0, %f2, %f4
fandnot2 SIGN_BIT, %f4, %f4
retl
fandnot2 %f0, %f4, %f0
END (__fmax)
weak_alias (__fmax, fmax)
#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_1)
compat_symbol (libm, __fmax, fmaxl, GLIBC_2_1);
#endif
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