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authorlgao4 <lgao4@6f19259b-4bc3-4df7-8a09-765794883524>2008-12-04 08:35:07 +0000
committerlgao4 <lgao4@6f19259b-4bc3-4df7-8a09-765794883524>2008-12-04 08:35:07 +0000
commit14996c966991de1127fc2d6af8a08df47167b4ab (patch)
tree9e97ad832851ad4714c8c0daaeae7d4072f285ba /MdePkg/Include/X64
parent749adca5501fb81275b85213f6c8031cc9a68647 (diff)
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Correct Minor Comments in M3 to M4 review.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6842 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Include/X64')
-rw-r--r--MdePkg/Include/X64/ProcessorBind.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/MdePkg/Include/X64/ProcessorBind.h b/MdePkg/Include/X64/ProcessorBind.h
index 3b61a3b826..2609a8e427 100644
--- a/MdePkg/Include/X64/ProcessorBind.h
+++ b/MdePkg/Include/X64/ProcessorBind.h
@@ -238,6 +238,15 @@ typedef INT64 INTN;
#endif
#endif
+/**
+ Return the pointer to the first instruction of a function given a function pointer.
+ On x64 CPU architectures, these two pointer values are the same,
+ so the implementation of this macro is very simple.
+
+ @param p A pointer to a function
+
+ @return The pointer to the first instruction of a function given a function pointer.
+**/
#define FUNCTION_ENTRY_POINT(p) (p)
#endif