Fix typos in comments.

PiperOrigin-RevId: 283568701
diff --git a/iree/compiler/Translation/SPIRV/IREEIndexComputation.cpp b/iree/compiler/Translation/SPIRV/IREEIndexComputation.cpp
index c19232b..64f1399 100644
--- a/iree/compiler/Translation/SPIRV/IREEIndexComputation.cpp
+++ b/iree/compiler/Translation/SPIRV/IREEIndexComputation.cpp
@@ -14,7 +14,7 @@
 
 //===- IREEIndexComputation.cpp --------------------------------*- C++//-*-===//
 //
-// Implementaiton of Index Propagation for IREE statements that are used in
+// Implementation of Index Propagation for IREE statements that are used in
 // dispatch functions.
 //
 //===----------------------------------------------------------------------===//
@@ -72,7 +72,7 @@
 
   // The launch dimensions are [x, y, z] co-ordinates. The reverse of this is
   // used to determine the location of the tensor element computed by a
-  // workitem. The choice is failry arbitrary but is done to enable the common
+  // workitem. The choice is fairly arbitrary but is done to enable the common
   // case where consecutive workitems compute "logically" adjacent tensor
   // elements.
   Builder builder(storeOp.getContext());
diff --git a/iree/compiler/Translation/SPIRV/IREEToSPIRVPass.h b/iree/compiler/Translation/SPIRV/IREEToSPIRVPass.h
index fe729c4..42a03fe 100644
--- a/iree/compiler/Translation/SPIRV/IREEToSPIRVPass.h
+++ b/iree/compiler/Translation/SPIRV/IREEToSPIRVPass.h
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-//===- IREEToSPIRVPass.cpp -------------------------------------*- C++//-*-===//
+//===- IREEToSPIRVPass.h ---------------------------------------*- C++//-*-===//
 //
 // Pass to translate iree executables for vulkan-spirv.
 //
diff --git a/iree/compiler/Translation/SPIRV/IndexComputationPass.cpp b/iree/compiler/Translation/SPIRV/IndexComputationPass.cpp
index f9ff050..0f3ae2f 100644
--- a/iree/compiler/Translation/SPIRV/IndexComputationPass.cpp
+++ b/iree/compiler/Translation/SPIRV/IndexComputationPass.cpp
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-//===- IREEToSPIRVPass.cpp -------------------------------------*- C++//-*-===//
+//===- IndexComputationPass.cpp --------------------------------*- C++//-*-===//
 //
 // Pass to perform index propagation in iree dispatch functions
 //