/** @file | |
Math worker functions. | |
Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR> | |
SPDX-License-Identifier: BSD-2-Clause-Patent | |
**/ | |
#include "BaseLibInternals.h" | |
/** | |
Rotates a 32-bit integer right between 0 and 31 bits, filling the high bits | |
with the low bits that were rotated. | |
This function rotates the 32-bit value Operand to the right by Count bits. | |
The high Count bits are fill with the low Count bits of Operand. The rotated | |
value is returned. | |
If Count is greater than 31, then ASSERT(). | |
@param Operand The 32-bit operand to rotate right. | |
@param Count The number of bits to rotate right. | |
@return Operand >> Count. | |
**/ | |
UINT32 | |
EFIAPI | |
RRotU32 ( | |
IN UINT32 Operand, | |
IN UINTN Count | |
) | |
{ | |
ASSERT (Count < 32); | |
return (Operand >> Count) | (Operand << (32 - Count)); | |
} |