Fix typos and comments.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51165 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index 2becef9..caa81c4 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -788,8 +788,8 @@
 }
 
 /// getOptimalMemOpType - Returns the target specific optimal type for load
-/// store operations as result of memset, memcpy, and memmove lowering.
-/// It returns MVT::iAny if SelectionDAG should be responsible for
+/// and store operations as a result of memset, memcpy, and memmove
+/// lowering. It returns MVT::iAny if SelectionDAG should be responsible for
 /// determining it.
 MVT::ValueType
 X86TargetLowering::getOptimalMemOpType(uint64_t Size, unsigned Align,