| /** @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 left between 0 and 31 bits, filling the low bits | |
| with the high bits that were rotated. | |
| This function rotates the 32-bit value Operand to the left by Count bits. The | |
| low Count bits are fill with the high 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 left. | |
| @param Count The number of bits to rotate left. | |
| @return Operand << Count | |
| **/ | |
| UINT32 | |
| EFIAPI | |
| LRotU32 ( | |
| IN UINT32 Operand, | |
| IN UINTN Count | |
| ) | |
| { | |
| ASSERT (Count < 32); | |
| return (Operand << Count) | (Operand >> (32 - Count)); | |
| } |