[Mlir-commits] [mlir] [MLIR][SCF] Add an API to fuse consumer to a producer within scf loop (PR #88712)

[Oleksandr Alex Zinenko]

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@@ -132,6 +132,59 @@ struct LinalgOpTilingInterface
     return TilingResult{{tiledOp}, SmallVector<Value>(tiledOp->getResults())};
   }
 
+  void getMappedOffsetAndSize(Operation *op, OpBuilder &b,
+                              AffineMap indexingMap,
+                              ArrayRef<OpFoldResult> offsets,
+                              ArrayRef<OpFoldResult> sizes,
+                              SmallVector<OpFoldResult> &mappedOffsets,
+                              SmallVector<OpFoldResult> &mappedSizes) const {
+    auto linalgOp = cast<LinalgOp>(op);
+    auto numLoops = linalgOp.getNumLoops();
+    auto tilingInterfaceOp = cast<TilingInterface>(op);
+    mappedOffsets.resize(numLoops);
+    mappedSizes.resize(numLoops);
+    if (!indexingMap.isPermutation()) {
+      SmallVector<Range> iterationDomain =
+          tilingInterfaceOp.getIterationDomain(b);
+      for (const auto &range : llvm::enumerate(iterationDomain)) {
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ftynse wrote:

Nit: `auto &&[index, value] : llvm::enumerate` works in c++17.

https://github.com/llvm/llvm-project/pull/88712