diff --git a/mlir/lib/ExecutionEngine/OptUtils.cpp b/mlir/lib/ExecutionEngine/OptUtils.cpp
--- a/mlir/lib/ExecutionEngine/OptUtils.cpp
+++ b/mlir/lib/ExecutionEngine/OptUtils.cpp
@@ -68,7 +68,13 @@
     CGSCCAnalysisManager cgam;
     ModuleAnalysisManager mam;
 
-    PassBuilder pb(targetMachine);
+    PipelineTuningOptions tuningOptions;
+    tuningOptions.LoopUnrolling = true;
+    tuningOptions.LoopInterleaving = true;
+    tuningOptions.LoopVectorization = true;
+    tuningOptions.SLPVectorization = true;
+
+    PassBuilder pb(targetMachine, tuningOptions);
 
     pb.registerModuleAnalyses(mam);
     pb.registerCGSCCAnalyses(cgam);