1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
|
/* Floating-point maximum. PowerPC version.
Copyright (C) 1997 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 Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <sysdep.h>
ENTRY(__fmax)
/* double [f1] fmax (double [f1] x, double [f2] y); */
fcmpu %cr0,%f1,%f2
blt %cr0,0f /* if x < y, neither x nor y can be NaN... */
bnulr+ %cr0
/* x and y are unordered, so one of x or y must be a NaN... */
fcmpu %cr1,%f2,%f2
bunlr %cr1
0: fmr %f1,%f2
blr
END(__fmax)
weak_alias(__fmax,fmax)
/* It turns out that it's safe to use this code even for single-precision. */
strong_alias(__fmax,__fmaxf)
weak_alias(__fmax,fmaxf)
#ifdef NO_LONG_DOUBLE
weak_alias(__fmax,__fmaxl)
weak_alias(__fmax,fmaxl)
#endif
|
