typos; NFC

llvm-svn: 233701
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index a0cd22f..0ac4b77 100644
--- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -2154,7 +2154,7 @@
     return DAG.getNode(ISD::SUB, SDLoc(N), VT, DAG.getConstant(0, VT), SRA);
   }
 
-  // if integer divide is expensive and we satisfy the requirements, emit an
+  // If integer divide is expensive and we satisfy the requirements, emit an
   // alternate sequence.
   if (N1C && !TLI.isIntDivCheap()) {
     SDValue Op = BuildSDIV(N);
@@ -2449,8 +2449,8 @@
   EVT VT = N->getValueType(0);
   SDLoc DL(N);
 
-  // If the type twice as wide is legal, transform the mulhu to a wider multiply
-  // plus a shift.
+  // If the type is twice as wide is legal, transform the mulhu to a wider
+  // multiply plus a shift.
   if (VT.isSimple() && !VT.isVector()) {
     MVT Simple = VT.getSimpleVT();
     unsigned SimpleSize = Simple.getSizeInBits();
@@ -2479,8 +2479,8 @@
   EVT VT = N->getValueType(0);
   SDLoc DL(N);
 
-  // If the type twice as wide is legal, transform the mulhu to a wider multiply
-  // plus a shift.
+  // If the type is twice as wide is legal, transform the mulhu to a wider
+  // multiply plus a shift.
   if (VT.isSimple() && !VT.isVector()) {
     MVT Simple = VT.getSimpleVT();
     unsigned SimpleSize = Simple.getSizeInBits();