Minimize optimization

iree-org · Aug 29, 2023 · f49d76e · f49d76e
1 parent 39958f8
commit f49d76e
Showing 1 changed file with 4 additions and 8 deletions.
diff --git a/compiler/src/iree/compiler/Codegen/LLVMCPU/Passes.cpp b/compiler/src/iree/compiler/Codegen/LLVMCPU/Passes.cpp
@@ -507,20 +507,16 @@ void addMultiTilingExpertPassPipeline(
     nestedModulePM.addNestedPass<func::FuncOp>(createCSEPass());
   }
 
-  // Eliminate redundant transfer_read/write to avoid stack allocations.
-  nestedModulePM.addNestedPass<func::FuncOp>(
-      createOptimizeVectorTransferPass(/*flatten=*/false));
-
   addBufferizePasses(nestedModulePM);
 
-  // Perform memref-based transfer_read/write optimizations.
-  nestedModulePM.addNestedPass<func::FuncOp>(
-      createOptimizeVectorTransferPass(/*flatten=*/false));
-
   // Run IREE specific passes before vector lowering expert.
   nestedModulePM.addNestedPass<func::FuncOp>(
       createRemoveSingleIterationLoopPass());
 
+  // Perform memref-based transfer_read/write optimizations.
+  nestedModulePM.addNestedPass<func::FuncOp>(
+      createOptimizeVectorTransferPass(/*flatten=*/false));
+
   {
     LLVMCPUVectorLoweringPassOptions options;
     options.lowerVectorTransposeToAVX2 = lowerToAVX2;