refactor Pim constant folding pass

share contiguous address resolution in PimCommon
group patterns in subdir for each pass with pattern files

src/PIM/Conversion/ONNXToSpatial/CMakeLists.txt

@@ -3,19 +3,19 @@ mlir_tablegen(ONNXToSpatial.hpp.inc -gen-rewriters "-I${ONNX_MLIR_SRC_ROOT}")
 add_public_tablegen_target(ONNXToSpatialIncGen)
 
 add_onnx_mlir_library(OMONNXToSpatial
-  Math/Gemm.cpp
-  Math/Conv.cpp
-  Math/MatMul.cpp
-  NN/Pooling.cpp
-  NN/ReduceMean.cpp
-  Tensor/ONNXConcatToTensorConcat.cpp
-  Tensor/ONNXReshapeToTensorReshape.cpp
-  Tensor/RemoveUnusedHelperOps.cpp
+  Patterns/Math/Gemm.cpp
+  Patterns/Math/Conv.cpp
+  Patterns/Math/MatMul.cpp
+  Patterns/NN/Pooling.cpp
+  Patterns/NN/ReduceMean.cpp
+  Patterns/Tensor/ONNXConcatToTensorConcat.cpp
+  Patterns/Tensor/ONNXReshapeToTensorReshape.cpp
+  Patterns/Tensor/RemoveUnusedHelperOps.cpp
   Utils/SpatialReducer.cpp
   Utils/WeightSubdivider.cpp
   Utils/AnnotateReplication.cpp
   ONNXToSpatialPass.cpp
-  ONNXToSpatialCommon.cpp
+  Common.cpp
 
   DEPENDS
   ONNXToSpatialIncGen