+++ /dev/null
-/** @file\r
- Math worker functions.\r
-\r
- Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>\r
- This program and the accompanying materials\r
- are licensed and made available under the terms and conditions of the BSD License\r
- which accompanies this distribution. The full text of the license may be found at\r
- http://opensource.org/licenses/bsd-license.php.\r
-\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
-\r
-**/\r
-\r
-\r
-\r
-\r
-#include "BaseLibInternals.h"\r
-\r
-/**\r
- Returns the value of the highest bit set in a 64-bit value. Equivalent to\r
- 1 << log2(x).\r
-\r
- This function computes the value of the highest bit set in the 64-bit value\r
- specified by Operand. If Operand is zero, then zero is returned.\r
-\r
- @param Operand The 64-bit operand to evaluate.\r
-\r
- @return 1 << HighBitSet64(Operand)\r
- @retval 0 Operand is zero.\r
-\r
-**/\r
-UINT64\r
-EFIAPI\r
-GetPowerOfTwo64 (\r
- IN UINT64 Operand\r
- )\r
-{\r
- if (Operand == 0) {\r
- return 0;\r
- }\r
-\r
- return LShiftU64 (1, (UINTN) HighBitSet64 (Operand));\r
-}\r