mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-10 07:10:06 +00:00
9359218f0f
2002-07-06 Andreas Jaeger <aj@suse.de> * sysdeps/x86_64/fpu/bits/mathinline.h: New. * sysdeps/x86_64/fpu/s_copysign.S: New. * sysdeps/x86_64/fpu/s_copysignf.S: New. * sysdeps/x86_64/fpu/s_copysignl.S: New. * sysdeps/x86_64/fpu/s_finitel.S: New. * sysdeps/x86_64/fpu/s_fmax.S: New. * sysdeps/x86_64/fpu/s_fmaxf.S: New. * sysdeps/x86_64/fpu/s_fmaxl.S: New. * sysdeps/x86_64/fpu/s_fmin.S: New. * sysdeps/x86_64/fpu/s_fminf.S: New. * sysdeps/x86_64/fpu/s_fminl.S: New.
41 lines
1.2 KiB
ArmAsm
41 lines
1.2 KiB
ArmAsm
/* Compute maximum of two numbers, regarding NaN as missing argument.
|
|
Copyright (C) 1997, 2002 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, write to the Free
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
02111-1307 USA. */
|
|
|
|
#include <sysdep.h>
|
|
|
|
.text
|
|
ENTRY(__fmaxl)
|
|
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
|
|
|
|
fxch
|
|
|
|
fucomi %st(1), %st
|
|
fcmovb %st(1), %st
|
|
|
|
fstp %st(1)
|
|
|
|
ret
|
|
END(__fmaxl)
|
|
weak_alias (__fmaxl, fmaxl)
|