1 /*
2 ** Copyright (C) 2014 Erik de Castro Lopo <erikd@mega-nerd.com>
3 **
4 ** This program is free software; you can redistribute it and/or modify
5 ** it under the terms of the GNU Lesser General Public License as published by
6 ** the Free Software Foundation; either version 2.1 of the License, or
7 ** (at your option) any later version.
8 **
9 ** This program is distributed in the hope that it will be useful,
10 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
11 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 ** GNU Lesser General Public License for more details.
13 **
14 ** You should have received a copy of the GNU Lesser General Public License
15 ** along with this program; if not, write to the Free Software
16 ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17 */
18
19 #if __GNUC__
20 #define ALWAYS_INLINE __attribute__ ((always_inline))
21 #else
22 #define ALWAYS_INLINE
23 #endif
24
25
26 static inline int32_t ALWAYS_INLINE
arith_shift_left(int32_t x,int shift)27 arith_shift_left (int32_t x, int shift)
28 { return (int32_t) (((uint32_t) x) << shift) ;
29 } /* arith_shift_left */
30