diff --git a/lib/Target/SparcV9/SparcV9InstrSelection.cpp b/lib/Target/SparcV9/SparcV9InstrSelection.cpp
index b5a6fe0c4c9..153bfc354c4 100644
--- a/lib/Target/SparcV9/SparcV9InstrSelection.cpp
+++ b/lib/Target/SparcV9/SparcV9InstrSelection.cpp
@@ -177,7 +177,7 @@ GetGEPInstArgs(InstructionNode* gepNode,
   Value* ptrVal = gepI->getPointerOperand();
   InstrTreeNode* ptrChild = gepNode->leftChild(); 
 
-  // Extract the index vector of the GEP instructin.
+  // Extract the index vector of the GEP instruction.
   // If all indices are constant and first index is zero, try to fold
   // in preceding GEPs with all constant indices.
   for (User::op_iterator OI=gepI->idx_begin(),  OE=gepI->idx_end();
@@ -2917,7 +2917,7 @@ GetInstructionsByRule(InstructionNode* subtreeRoot,
         assert(numSubst > 0 && "Operand `dest' not replaced: probably bogus!");
 
         // Left shift 32-N if size (N) is less than 32 bits.
-        // Use another tmp. virtual registe to represent this result.
+        // Use another tmp. virtual register to represent this result.
         if (destSize < 4) {
           srlArgToUse = new TmpInstruction(mcfi, dest->getType(),
                                            tmpI, NULL, "maskHi2");
diff --git a/lib/Target/SparcV9/SparcV9RegClassInfo.cpp b/lib/Target/SparcV9/SparcV9RegClassInfo.cpp
index babc6fb72cd..8f512640063 100644
--- a/lib/Target/SparcV9/SparcV9RegClassInfo.cpp
+++ b/lib/Target/SparcV9/SparcV9RegClassInfo.cpp
@@ -76,7 +76,7 @@ void SparcIntRegClass::colorIGNode(IGNode * Node,
   }
 
   if (ColorFound) {
-    LR->setColor(c);                  // first color found in preffered order
+    LR->setColor(c);                  // first color found in preferred order
     if (DEBUG_RA) std::cerr << "\n  Colored after first search with col " << c;
   }