[mlir][Linalg] NFC - Expose tiling canonicalization patterns through a populate method

Author: nicolasvasilache

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

@@ -387,6 +387,8 @@ struct LinalgTilingOptions {
 /// when tiling is called programmatically.
 OwningRewritePatternList
 getLinalgTilingCanonicalizationPatterns(MLIRContext *ctx);
+void populateLinalgTilingCanonicalizationPatterns(
+    OwningRewritePatternList &patterns, MLIRContext *ctx);
 
 struct LinalgBaseTilingPattern : public RewritePattern {
   // Entry point to match any LinalgOp OpInterface.

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

@@ -554,6 +554,12 @@ class RewritePatternList<OpTy, OpTypes...> {
 OwningRewritePatternList
 mlir::linalg::getLinalgTilingCanonicalizationPatterns(MLIRContext *ctx) {
   OwningRewritePatternList patterns;
+  populateLinalgTilingCanonicalizationPatterns(patterns, ctx);
+  return patterns;
+}
+
+void mlir::linalg::populateLinalgTilingCanonicalizationPatterns(
+    OwningRewritePatternList &patterns, MLIRContext *ctx) {
   AffineApplyOp::getCanonicalizationPatterns(patterns, ctx);
   AffineForOp::getCanonicalizationPatterns(patterns, ctx);
   AffineMinOp::getCanonicalizationPatterns(patterns, ctx);
@@ -569,7 +575,6 @@ mlir::linalg::getLinalgTilingCanonicalizationPatterns(MLIRContext *ctx) {
 #define GET_OP_LIST
 #include "mlir/Dialect/Linalg/IR/LinalgStructuredOps.cpp.inc"
       >::insert(patterns, ctx);
-  return patterns;
 }
 
 /// Populate the given list with patterns that apply Linalg tiling.