/* RotateDefs.h -- Rotate functions 2015-03-25 : Igor Pavlov : Public domain */ #ifndef __ROTATE_DEFS_H #define __ROTATE_DEFS_H #ifdef _MSC_VER #include <stdlib.h> /* don't use _rotl with MINGW. It can insert slow call to function. */ /* #if (_MSC_VER >= 1200) */ #pragma intrinsic(_rotl) #pragma intrinsic(_rotr) /* #endif */ #define rotlFixed(x, n) _rotl((x), (n)) #define rotrFixed(x, n) _rotr((x), (n)) #else /* new compilers can translate these macros to fast commands. */ #define rotlFixed(x, n) (((x) << (n)) | ((x) >> (32 - (n)))) #define rotrFixed(x, n) (((x) >> (n)) | ((x) << (32 - (n)))) #endif #endif