Fix GCC build break.

[mirror_edk2.git] / MdePkg / Library / BaseMemoryLibSse2 / MemLibGuid.c

diff --git a/MdePkg/Library/BaseMemoryLibSse2/MemLibGuid.c b/MdePkg/Library/BaseMemoryLibSse2/MemLibGuid.c
index 351e370c2cc8d63e028ad4a9fcffe7373bff7b76..c5429d47b39d0237b565629cb6b89d990f413676 100644 (file)
--- a/MdePkg/Library/BaseMemoryLibSse2/MemLibGuid.c
+++ b/MdePkg/Library/BaseMemoryLibSse2/MemLibGuid.c
@@ -1,6 +1,16 @@
 /** @file\r
   Implementation of GUID functions.\r
 \r
+  The following BaseMemoryLib instances contain the same copy of this file:\r
+    BaseMemoryLib\r
+    BaseMemoryLibMmx\r
+    BaseMemoryLibSse2\r
+    BaseMemoryLibRepStr\r
+    BaseMemoryLibOptDxe\r
+    BaseMemoryLibOptPei\r
+    PeiMemoryLib\r
+    DxeMemoryLib\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
@@ -10,18 +20,10 @@
   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
-  Module Name:  MemLibGuid.c\r
+**/\r
 \r
-  The following BaseMemoryLib instances share the same version of this file:\r
 \r
-    BaseMemoryLib\r
-    BaseMemoryLibMmx\r
-    BaseMemoryLibSse2\r
-    BaseMemoryLibRepStr\r
-    PeiMemoryLib\r
-    UefiMemoryLib\r
-\r
-**/\r
+#include "MemLibInternals.h"\r
 \r
 /**\r
   Copies a source GUID to a destination GUID.\r
@@ -77,12 +79,17 @@ CompareGuid (
   IN CONST GUID  *Guid2\r
   )\r
 {\r
-  return (BOOLEAN)(\r
-           ReadUnaligned64 ((CONST UINT64*)Guid1)\r
-             == ReadUnaligned64 ((CONST UINT64*)Guid2) &&\r
-           ReadUnaligned64 ((CONST UINT64*)Guid1 + 1)\r
-             == ReadUnaligned64 ((CONST UINT64*)Guid2 + 1)\r
-           );\r
+  UINT64  LowPartOfGuid1;\r
+  UINT64  LowPartOfGuid2;\r
+  UINT64  HighPartOfGuid1;\r
+  UINT64  HighPartOfGuid2;\r
+\r
+  LowPartOfGuid1  = ReadUnaligned64 ((CONST UINT64*) Guid1);\r
+  LowPartOfGuid2  = ReadUnaligned64 ((CONST UINT64*) Guid2);\r
+  HighPartOfGuid1 = ReadUnaligned64 ((CONST UINT64*) Guid1 + 1);\r
+  HighPartOfGuid2 = ReadUnaligned64 ((CONST UINT64*) Guid2 + 1);\r
+\r
+  return (BOOLEAN) (LowPartOfGuid1 == LowPartOfGuid2 && HighPartOfGuid1 == HighPartOfGuid2);\r
 }\r
 \r
 /**\r
@@ -95,8 +102,9 @@ CompareGuid (
   GUID in the target buffer is returned.  If no match is found, then NULL is returned.\r
   If Length is 0, then NULL is returned.\r
   If Length > 0 and Buffer is NULL, then ASSERT().\r
-  If Buffer is not aligned on a 64-bit boundary, then ASSERT().\r
-  If Length is greater than (MAX_ADDRESS \96 Buffer + 1), then ASSERT(). \r
+  If Buffer is not aligned on a 32-bit boundary, then ASSERT().\r
+  If Length is not aligned on a 128-bit boundary, then ASSERT().\r
+  If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). \r
 \r
   @param  Buffer  Pointer to the target buffer to scan.\r
   @param  Length  Number of bytes in Buffer to scan.\r
@@ -115,16 +123,12 @@ ScanGuid (
 {\r
   CONST GUID                        *GuidPtr;\r
 \r
-  ASSERT (Buffer != NULL);\r
-  //\r
-  // Make sure Buffer is aligned on a 64-bit boundary.\r
-  //\r
-  ASSERT (((UINTN) Buffer & 7) == 0);\r
-\r
+  ASSERT (((UINTN)Buffer & (sizeof (Guid->Data1) - 1)) == 0);\r
   ASSERT (Length <= (MAX_ADDRESS - (UINTN)Buffer + 1));\r
+  ASSERT ((Length & (sizeof (*GuidPtr) - 1)) == 0);\r
 \r
   GuidPtr = (GUID*)Buffer;\r
-  Buffer = GuidPtr + Length / sizeof (*GuidPtr);\r
+  Buffer  = GuidPtr + Length / sizeof (*GuidPtr);\r
   while (GuidPtr < (CONST GUID*)Buffer) {\r
     if (CompareGuid (GuidPtr, Guid)) {\r
       return (VOID*)GuidPtr;\r