2f88bd3a12
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3737 Apply uncrustify changes to .c/.h files in the MdePkg package Cc: Andrew Fish <afish@apple.com> Cc: Leif Lindholm <leif@nuviainc.com> Cc: Michael D Kinney <michael.d.kinney@intel.com> Signed-off-by: Michael Kubacki <michael.kubacki@microsoft.com> Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>
36 lines
740 B
C
36 lines
740 B
C
/** @file
|
|
Math worker functions.
|
|
|
|
Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
|
|
SPDX-License-Identifier: BSD-2-Clause-Patent
|
|
|
|
**/
|
|
|
|
#include "BaseLibInternals.h"
|
|
|
|
/**
|
|
Returns the value of the highest bit set in a 32-bit value. Equivalent to
|
|
1 << log2(x).
|
|
|
|
This function computes the value of the highest bit set in the 32-bit value
|
|
specified by Operand. If Operand is zero, then zero is returned.
|
|
|
|
@param Operand The 32-bit operand to evaluate.
|
|
|
|
@return 1 << HighBitSet32(Operand)
|
|
@retval 0 Operand is zero.
|
|
|
|
**/
|
|
UINT32
|
|
EFIAPI
|
|
GetPowerOfTwo32 (
|
|
IN UINT32 Operand
|
|
)
|
|
{
|
|
if (0 == Operand) {
|
|
return 0;
|
|
}
|
|
|
|
return 1ul << HighBitSet32 (Operand);
|
|
}
|