1 /* RotateDefs.h -- Rotate functions
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2 2015-03-25 : Igor Pavlov : Public domain */
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4 #ifndef __ROTATE_DEFS_H
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5 #define __ROTATE_DEFS_H
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11 /* don't use _rotl with MINGW. It can insert slow call to function. */
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13 /* #if (_MSC_VER >= 1200) */
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14 #pragma intrinsic(_rotl)
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15 #pragma intrinsic(_rotr)
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18 #define rotlFixed(x, n) _rotl((x), (n))
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19 #define rotrFixed(x, n) _rotr((x), (n))
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23 /* new compilers can translate these macros to fast commands. */
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25 #define rotlFixed(x, n) (((x) << (n)) | ((x) >> (32 - (n))))
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26 #define rotrFixed(x, n) (((x) >> (n)) | ((x) << (32 - (n))))
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