[Mlir-commits] [mlir] [mlir][linalg] Implement TilingInterface for winograd operators (PR #96184)

llvmlistbot at llvm.org llvmlistbot at llvm.org
Fri Jul 19 08:02:21 PDT 2024


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@@ -2813,6 +2813,100 @@ LogicalResult WinogradInputTransformOp::verify() {
   return success();
 }
 
+SmallVector<Range>
+WinogradInputTransformOp::getIterationDomain(OpBuilder &builder) {
+  Location loc = getLoc();
+  IndexType indexType = builder.getIndexType();
+  IntegerAttr zeroAttr = builder.getIntegerAttr(indexType, 0);
+  IntegerAttr oneAttr = builder.getIntegerAttr(indexType, 1);
+  Value output = getOutput();
+  SmallVector<Range> loopBounds(6);
+  for (unsigned dim = 0; dim < 6; ++dim) {
+    loopBounds[dim].offset = zeroAttr;
+    loopBounds[dim].size = getDimValue(builder, loc, output, dim);
+    loopBounds[dim].stride = oneAttr;
+  }
+  return loopBounds;
+}
+
+SmallVector<utils::IteratorType>
+WinogradInputTransformOp::getLoopIteratorTypes() {
+  SmallVector<utils::IteratorType> iteratorTypes(6,
+                                                 utils::IteratorType::parallel);
+  return iteratorTypes;
+}
+
+LogicalResult WinogradInputTransformOp::getResultTilePosition(
+    OpBuilder &builder, unsigned resultNumber, ArrayRef<OpFoldResult> offsets,
+    ArrayRef<OpFoldResult> sizes, SmallVector<OpFoldResult> &resultOffsets,
+    SmallVector<OpFoldResult> &resultSizes) {
+  IntegerAttr zeroAttr = builder.getI64IntegerAttr(0);
+  IntegerAttr oneAttr = builder.getI64IntegerAttr(1);
+
+  resultOffsets.append(
+      {zeroAttr, zeroAttr, offsets[2], offsets[3], zeroAttr, zeroAttr});
----------------
Max191 wrote:

There should be offsets for the N and C dimensions as well.

https://github.com/llvm/llvm-project/pull/96184


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