diff --git a/llvm/include/llvm/Target/TargetSelectionDAG.td b/llvm/include/llvm/Target/TargetSelectionDAG.td
index 61769560998d..de2f50495cad 100644
--- a/llvm/include/llvm/Target/TargetSelectionDAG.td
+++ b/llvm/include/llvm/Target/TargetSelectionDAG.td
@@ -476,7 +476,7 @@ def NOOP_SDNodeXForm : SDNodeXForm<imm, [{}]>;
 //
 
 /// PatFrag - Represents a pattern fragment.  This can match something on the
-/// DAG, frame a single node to multiply nested other fragments.
+/// DAG, from a single node to multiple nested other fragments.
 ///
 class PatFrag<dag ops, dag frag, code pred = [{}],
               SDNodeXForm xform = NOOP_SDNodeXForm> : SDPatternOperator {
@@ -829,7 +829,7 @@ def cvtfu : PatFrag<(ops node:$val, node:$dty, node:$sty, node:$rd, node:$sat),
 //===----------------------------------------------------------------------===//
 // Selection DAG Pattern Support.
 //
-// Patterns are what are actually matched against the target-flavored
+// Patterns are what are actually matched against by the target-flavored
 // instruction selection DAG.  Instructions defined by the target implicitly
 // define patterns in most cases, but patterns can also be explicitly added when
 // an operation is defined by a sequence of instructions (e.g. loading a large
@@ -841,7 +841,7 @@ class Pattern<dag patternToMatch, list<dag> resultInstrs> {
   dag             PatternToMatch  = patternToMatch;
   list<dag>       ResultInstrs    = resultInstrs;
   list<Predicate> Predicates      = [];  // See class Instruction in Target.td.
-  int             AddedComplexity = 0;  // See class Instruction in Target.td.
+  int             AddedComplexity = 0;   // See class Instruction in Target.td.
 }
 
 // Pat - A simple (but common) form of a pattern, which produces a simple result