glibc/sysdeps/sparc/sparc32/fpu/s_fdim.S

43 lines
1.3 KiB
ArmAsm

/* Compute positive difference, sparc 32-bit.
Copyright (C) 2013-2014 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by David S. Miller <davem@davemloft.net>.
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(__fdim)
std %o0, [%sp + 72]
std %o2, [%sp + 80]
ldd [%sp + 72], %f0
ldd [%sp + 80], %f2
fcmpd %f0, %f2
st %g0, [%sp + 72]
fbug 1f
st %g0, [%sp + 76]
ldd [%sp + 72], %f0
fnegs %f0, %f2
fmovs %f1, %f3
1: retl
fsubd %f0, %f2, %f0
END(__fdim)
weak_alias (__fdim, fdim)
#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_1)
compat_symbol (libm, __fdim, fdiml, GLIBC_2_1);
#endif