glibc/sysdeps/powerpc/fpu/s_fmin.S

43 lines
1.4 KiB
ArmAsm

/* Floating-point minimum. PowerPC version.
Copyright (C) 1997-2015 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 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>
ENTRY(__fmin)
/* double [f1] fmin (double [f1] x, double [f2] y); */
fcmpu cr0,fp1,fp2
bgt 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,fp2,fp2
bunlr cr1
0: fmr fp1,fp2
blr
END(__fmin)
weak_alias (__fmin,fmin)
/* It turns out that it's safe to use this code even for single-precision. */
strong_alias(__fmin,__fminf)
weak_alias (__fmin,fminf)
#ifdef NO_LONG_DOUBLE
weak_alias (__fmin,__fminl)
weak_alias (__fmin,fminl)
#endif