src/third-party/lzma/RotateDefs.h (view raw)
1/* RotateDefs.h -- Rotate functions
22013-11-12 : Igor Pavlov : Public domain */
3
4#ifndef __ROTATE_DEFS_H
5#define __ROTATE_DEFS_H
6
7#ifdef _MSC_VER
8
9#include <stdlib.h>
10
11// #if (_MSC_VER >= 1200)
12#pragma intrinsic(_rotl)
13#pragma intrinsic(_rotr)
14// #endif
15
16#define rotlFixed(x, n) _rotl((x), (n))
17#define rotrFixed(x, n) _rotr((x), (n))
18
19#else
20
21#define rotlFixed(x, n) (((x) << (n)) | ((x) >> (32 - (n))))
22#define rotrFixed(x, n) (((x) >> (n)) | ((x) << (32 - (n))))
23
24#endif
25
26#endif