glibc/sysdeps/x86_64/fpu/s_fminl.S

38 lines
1.2 KiB
ArmAsm

/* Compute minimum of two numbers, regarding NaN as missing argument.
Copyright (C) 1997-2016 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
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>
.text
ENTRY(__fminl)
fldt 8(%rsp) // x
fldt 24(%rsp) // x : y
fucomi %st(0), %st
fcmovu %st(1), %st // now %st contains y if not NaN, x otherwise
fucomi %st(1), %st
fcmovnb %st(1), %st
fstp %st(1)
ret
END(__fminl)
weak_alias (__fminl, fminl)