UefiCpuPkg: Move AsmRelocateApLoopStart from Mpfuncs.nasm to AmdSev.nasm

[mirror_edk2.git] / MdePkg / Library / BaseLib / SwapBytes32.c

diff --git a/MdePkg/Library/BaseLib/SwapBytes32.c b/MdePkg/Library/BaseLib/SwapBytes32.c
index 4e683b09d18d397619d67ef02caecc572480cb15..206a846528daedc025c6f03d2848809b71be176c 100644 (file)
--- a/MdePkg/Library/BaseLib/SwapBytes32.c
+++ b/MdePkg/Library/BaseLib/SwapBytes32.c
@@ -1,14 +1,8 @@
 /** @file\r
   Math worker functions.\r
 \r
 /** @file\r
   Math worker functions.\r
 \r

-  Copyright (c) 2006, Intel Corporation<BR>\r
-  All rights reserved. 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
+  Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>\r
+  SPDX-License-Identifier: BSD-2-Clause-Patent\r

 \r
 **/\r
 \r
 \r
 **/\r
 \r


@@ -21,19 +15,22 @@
   from little endian to big endian or vice versa. The byte swapped value is\r
   returned.\r
 \r
   from little endian to big endian or vice versa. The byte swapped value is\r
   returned.\r
 \r

-  @param  Operand A 32-bit unsigned value.\r
+  @param  Value A 32-bit unsigned value.\r

 \r
 \r

-  @return The byte swaped Operand.\r
+  @return The byte swapped Value.\r

 \r
 **/\r
 UINT32\r
 EFIAPI\r
 SwapBytes32 (\r
 \r
 **/\r
 UINT32\r
 EFIAPI\r
 SwapBytes32 (\r

-  IN      UINT32                    Operand\r
+  IN      UINT32  Value\r

   )\r
 {\r
   )\r
 {\r

-  return (UINT32)(\r
-           ((UINT32)SwapBytes16 ((UINT16)Operand) << 16) |\r
-           ((UINT32)SwapBytes16 ((UINT16)(Operand >> 16)))\r
-           );\r
+  UINT32  LowerBytes;\r
+  UINT32  HigherBytes;\r
+\r
+  LowerBytes  = (UINT32)SwapBytes16 ((UINT16)Value);\r
+  HigherBytes = (UINT32)SwapBytes16 ((UINT16)(Value >> 16));\r
+\r
+  return (LowerBytes << 16 | HigherBytes);\r

 }\r
 }\r