MdePkg/BaseLib: Add bit field population calculating methods

[mirror_edk2.git] / MdePkg / Library / BaseLib / LRotU32.c

diff --git a/MdePkg/Library/BaseLib/LRotU32.c b/MdePkg/Library/BaseLib/LRotU32.c
index 2998c83dc687a6e12adb4565344f4a39c2569ac2..d9bde786224ccea6baf75afaf1351802c3d61ff3 100644 (file)
--- a/MdePkg/Library/BaseLib/LRotU32.c
+++ b/MdePkg/Library/BaseLib/LRotU32.c
@@ -1,22 +1,17 @@
 /** @file\r
   Math worker functions.\r
 \r
-  Copyright (c) 2006, Intel Corporation<BR>\r
-  All rights reserved. This program and the accompanying materials\r
+  Copyright (c) 2006 - 2008, 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
+  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
-// Include common header file for this module.\r
-//\r
-\r
-\r
 #include "BaseLibInternals.h"\r
 \r
 /**\r
@@ -32,7 +27,7 @@
   @param  Operand The 32-bit operand to rotate left.\r
   @param  Count   The number of bits to rotate left.\r
 \r
-  @return Operand <<< Count\r
+  @return Operand << Count\r
 \r
 **/\r
 UINT32\r
@@ -42,6 +37,6 @@ LRotU32 (
   IN      UINTN                     Count\r
   )\r
 {\r
-  ASSERT (Count < sizeof (Operand) * 8);\r
+  ASSERT (Count < 32);\r
   return (Operand << Count) | (Operand >> (32 - Count));\r
 }\r