diff --git a/lib/CodeGen/RegAllocGreedy.cpp b/lib/CodeGen/RegAllocGreedy.cpp
index 3c3f622759f..21e23df1073 100644
--- a/lib/CodeGen/RegAllocGreedy.cpp
+++ b/lib/CodeGen/RegAllocGreedy.cpp
@@ -1916,7 +1916,7 @@ RAGreedy::mayRecolorAllInterferences(unsigned PhysReg, LiveInterval &VirtReg,
 /// R3 is available.
 /// Recoloring => vC = R1, vA = R2, vB = R3
 ///
-/// \p Order defines the prefered allocation order for \p VirtReg.
+/// \p Order defines the preferred allocation order for \p VirtReg.
 /// \p NewRegs will contain any new virtual register that have been created
 /// (split, spill) during the process and that must be assigned.
 /// \p FixedRegisters contains all the virtual registers that cannot be
diff --git a/lib/Target/Hexagon/HexagonInstrInfoV4.td b/lib/Target/Hexagon/HexagonInstrInfoV4.td
index d2600dffb08..a95fb80e5f9 100644
--- a/lib/Target/Hexagon/HexagonInstrInfoV4.td
+++ b/lib/Target/Hexagon/HexagonInstrInfoV4.td
@@ -3198,7 +3198,7 @@ def : Pat<(i64 (cttz (i64 DoubleRegs:$src1))),
 
 
 // i8 -> i64 loads
-// We need a complexity of 120 here to overide preceeding handling of
+// We need a complexity of 120 here to override preceding handling of
 // zextloadi8.
 let Predicates = [HasV4T], AddedComplexity = 120 in {
 def:  Pat <(i64 (extloadi8 (NumUsesBelowThresCONST32 tglobaladdr:$addr))),
@@ -3220,7 +3220,7 @@ def:  Pat <(i64 (sextloadi8 FoldGlobalAddr:$addr)),
       (i64 (SXTW (LDrib_abs_V4 FoldGlobalAddr:$addr)))>;
 }
 // i16 -> i64 loads
-// We need a complexity of 120 here to overide preceeding handling of
+// We need a complexity of 120 here to override preceding handling of
 // zextloadi16.
 let AddedComplexity = 120 in {
 def:  Pat <(i64 (extloadi16 (NumUsesBelowThresCONST32 tglobaladdr:$addr))),
@@ -3248,7 +3248,7 @@ def:  Pat <(i64 (sextloadi16 FoldGlobalAddr:$addr)),
       Requires<[HasV4T]>;
 }
 // i32->i64 loads
-// We need a complexity of 120 here to overide preceeding handling of
+// We need a complexity of 120 here to override preceding handling of
 // zextloadi32.
 let AddedComplexity = 120 in {
 def:  Pat <(i64 (extloadi32 (NumUsesBelowThresCONST32 tglobaladdr:$addr))),
diff --git a/lib/Transforms/Scalar/ConstantHoisting.cpp b/lib/Transforms/Scalar/ConstantHoisting.cpp
index 0fca617be7e..6250620c0f1 100644
--- a/lib/Transforms/Scalar/ConstantHoisting.cpp
+++ b/lib/Transforms/Scalar/ConstantHoisting.cpp
@@ -454,7 +454,7 @@ bool ConstantHoisting::OptimizeConstants(Function &F) {
   // base constant.
   FindBaseConstants();
 
-  // Finaly hoist the base constant and emit materializating code for dependent
+  // Finally hoist the base constant and emit materializating code for dependent
   // constants.
   MadeChange |= EmitBaseConstants(F);
 
diff --git a/test/MC/COFF/section-name-encoding.s b/test/MC/COFF/section-name-encoding.s
index f8de6c3dc19..74cd490bd3c 100644
--- a/test/MC/COFF/section-name-encoding.s
+++ b/test/MC/COFF/section-name-encoding.s
@@ -76,7 +76,7 @@ pad_sections_ex aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
 
 // //AAmJa4 == 1000029 + 12 + (5 * (2 + (9 * 20 * 10 * 1000) + 1)) == 38*64^3 + 9*64^2 + 26*64 + 56
 //             v         |     |    v    ~~~~~~~~~~~~~~~~~~    v
-// seven_digit offset    v     v   "p0"         pad            NUL seperator
+// seven_digit offset    v     v   "p0"         pad            NUL separator
 //         "seven_digit\0"     # of pad sections
 //
 // "2F 2F 41 41 6D 4A 61 34" is "//AAmJa4", which decodes to "0 0 38 9 26 56".