File: s_logb.c

package info (click to toggle)
glibc 2.19-12
  • links: PTS, VCS
  • area: main
  • in suites: jessie, jessie-kfreebsd
  • size: 202,524 kB
  • ctags: 140,467
  • sloc: ansic: 969,237; asm: 241,206; sh: 10,046; makefile: 8,467; cpp: 3,595; perl: 2,077; pascal: 1,839; awk: 1,704; yacc: 317; sed: 73
file content (41 lines) | stat: -rw-r--r-- 1,345 bytes parent folder | download | duplicates (10)
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
/* Multiple versions of logb.
   Copyright (C) 2013-2014 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 <math.h>
#include <math_ldbl_opt.h>
#include <shlib-compat.h>
#include "init-arch.h"

extern __typeof (__logb) __logb_ppc64 attribute_hidden;
extern __typeof (__logb) __logb_power7 attribute_hidden;

libc_ifunc (__logb,
	    (hwcap & PPC_FEATURE_ARCH_2_06)
	    ? __logb_power7
            : __logb_ppc64);

weak_alias (__logb, logb)

#ifdef NO_LONG_DOUBLE
strong_alias (__logb, __logbl)
weak_alias (__logb, logbl)
#endif

#if LONG_DOUBLE_COMPAT (libm, GLIBC_2_0)
compat_symbol (libm, logb, logbl, GLIBC_2_0);
#endif