[MLIR][Linalg] Rename convolution pass (#154400)

Rename the pass `LinalgNamedOpConversionPass` to
`SimplifyDepthwiseConvPass` to avoid conflating it with the new
morphisms we are creating between the norms.

mlir/include/mlir/Dialect/Linalg/Passes.td

@@ -86,13 +86,13 @@ def LinalgSpecializeGenericOpsPass : Pass<"linalg-specialize-generic-ops">,
   let dependentDialects = ["linalg::LinalgDialect"];
 }
 
-def LinalgNamedOpConversionPass: Pass<"linalg-named-op-conversion"> {
-  let summary = "Convert from one named linalg op to another.";
+// ------------------ End of "form" conversions
+
+def SimplifyDepthwiseConvPass: Pass<"simplify-depthwise-conv"> {
+  let summary = "Simplify depthwise convolution.";
   let dependentDialects = ["linalg::LinalgDialect", "tensor::TensorDialect"];
 }
 
-// ------------------ End of "form" conversions
-
 def ConvertElementwiseToLinalgPass : Pass<"convert-elementwise-to-linalg", ""> {
   let summary = "Convert ElementwiseMappable ops to linalg";
   let description = [{

mlir/include/mlir/Dialect/Linalg/Transforms/Transforms.h

@@ -1962,9 +1962,8 @@ void populateFoldAddIntoDestPatterns(RewritePatternSet &patterns);
 void populateFuseTensorPadWithProducerLinalgOpPatterns(
     RewritePatternSet &patterns);
 
-/// Patterns to convert from one named op to another. These can be seen as
-/// canonicalizations of named ops into another named op.
-void populateLinalgNamedOpConversionPatterns(RewritePatternSet &patterns);
+/// Patterns to simplify depthwise convolutions.
+void populateSimplifyDepthwiseConvPatterns(RewritePatternSet &patterns);
 
 /// Patterns to fold unit-extent dimensions in operands/results of linalg ops on
 /// tensors via reassociative reshape ops.

mlir/lib/Dialect/Linalg/Transforms/CMakeLists.txt

@@ -26,7 +26,7 @@ add_mlir_dialect_library(MLIRLinalgTransforms
   MorphOps.cpp
   TransposeMatmul.cpp
   ShardingInterfaceImpl.cpp
-  NamedOpConversions.cpp
+  SimplifyDepthwiseConv.cpp
   NamedToElementwise.cpp
   BlockPackMatmul.cpp
   PackAndUnpackPatterns.cpp

mlir/lib/Dialect/Linalg/Transforms/SimplifyDepthwiseConv.cpp

@@ -21,7 +21,7 @@
 #include "llvm/ADT/TypeSwitch.h"
 
 namespace mlir {
-#define GEN_PASS_DEF_LINALGNAMEDOPCONVERSIONPASS
+#define GEN_PASS_DEF_SIMPLIFYDEPTHWISECONVPASS
 #include "mlir/Dialect/Linalg/Passes.h.inc"
 } // namespace mlir
 
@@ -143,23 +143,22 @@ struct SimplifyDepthwiseConvQOp
   }
 };
 
-struct LinalgNamedOpConversionPass
-    : public impl::LinalgNamedOpConversionPassBase<
-          LinalgNamedOpConversionPass> {
-  using impl::LinalgNamedOpConversionPassBase<
-      LinalgNamedOpConversionPass>::LinalgNamedOpConversionPassBase;
+struct SimplifyDepthwiseConvPass
+    : public impl::SimplifyDepthwiseConvPassBase<SimplifyDepthwiseConvPass> {
+  using impl::SimplifyDepthwiseConvPassBase<
+      SimplifyDepthwiseConvPass>::SimplifyDepthwiseConvPassBase;
 
   void runOnOperation() override {
     Operation *op = getOperation();
     RewritePatternSet patterns(op->getContext());
-    populateLinalgNamedOpConversionPatterns(patterns);
+    populateSimplifyDepthwiseConvPatterns(patterns);
     if (failed(applyPatternsGreedily(op, std::move(patterns))))
       return signalPassFailure();
   }
 };
 } // namespace
 
-void mlir::linalg::populateLinalgNamedOpConversionPatterns(
+void mlir::linalg::populateSimplifyDepthwiseConvPatterns(
     RewritePatternSet &patterns) {
   patterns.add<SimplifyDepthwiseConvOp, SimplifyDepthwiseConvQOp>(
       patterns.getContext());

mlir/test/Dialect/Linalg/simplify-depthwise-conv.mlir

@@ -1,4 +1,4 @@
-// RUN: mlir-opt %s -linalg-named-op-conversion -split-input-file | FileCheck %s
+// RUN: mlir-opt %s --simplify-depthwise-conv -split-input-file | FileCheck %s
 
 // CHECK-LABEL: @depthwise_conv
 func.func @depthwise_conv(%arg0: tensor<?x?x?x?xf32>, %arg1: tensor<?x?x?x1xf32>, %arg2: tensor<?x?x?x?x1xf32>) -> tensor<?x?x?x?x1xf32> {