fix typos, grammar; NFC

llvm-svn: 237139

1 files changed, 2 insertions, 2 deletions

diff --git a/llvm/include/llvm/CodeGen/SelectionDAGNodes.h b/llvm/include/llvm/CodeGen/SelectionDAGNodes.h
index b397ef0a25a..e1e400d24ce 100644
--- a/llvm/include/llvm/CodeGen/SelectionDAGNodes.h
+++ b/llvm/include/llvm/CodeGen/SelectionDAGNodes.h
@@ -1086,7 +1086,7 @@ public:
   }
 };
 
-/// Abstact virtual class for operations for memory operations
+/// This is an abstract virtual class for memory operations.
 class MemSDNode : public SDNode {
 private:
   // VT of in-memory value.
@@ -1203,7 +1203,7 @@ public:
   }
 };
 
-/// A SDNode reprenting atomic operations.
+/// This is an SDNode representing atomic operations.
 class AtomicSDNode : public MemSDNode {
   SDUse Ops[4];