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

[Hsiangkai Wang]

================
@@ -2922,6 +3021,129 @@ LogicalResult WinogradInputTransformOp::verify() {
   return success();
 }
 
+SmallVector<Range>
+WinogradInputTransformOp::getIterationDomain(OpBuilder &builder) {
+  Location loc = getLoc();
+  IntegerAttr zeroAttr = builder.getIndexAttr(0);
+  IntegerAttr oneAttr = builder.getIndexAttr(1);
+  Value output = getOutput();
+  int64_t outputRank = getOutputOperandRank();
+  SmallVector<Range> loopBounds(outputRank - 2);
+  for (unsigned dim = 2; dim < outputRank; ++dim) {
+    loopBounds[dim - 2].offset = zeroAttr;
+    loopBounds[dim - 2].size = getDimValue(builder, loc, output, dim);
+    loopBounds[dim - 2].stride = oneAttr;
+  }
+  return loopBounds;
+}
+
----------------
Hsiangkai wrote:

Make sense to me. I have updated the implementation to include all dims in the iteration domain.

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