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[mlir][linalg-transform] dyn_cast DestinationStyleOpInterface and early return #166299

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Merged
merged 2 commits into from
Nov 7, 2025
Merged

[mlir][linalg-transform] dyn_cast DestinationStyleOpInterface and early return #166299

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2234d6c
dyn_cast DestinationStyleOpInterface and early return
hsjts0u Nov 4, 2025
72dd81d
Add test and address comments
hsjts0u Nov 6, 2025
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7 changes: 5 additions & 2 deletions mlir/lib/Dialect/Linalg/TransformOps/LinalgTransformOps.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -997,8 +997,11 @@ tileAndFuseFirstExtractUse(RewriterBase &rewriter, Diagnostic &diag,
// Iterate over the outputs of the producer and over the loop bbArgs and
// check if any bbArg points to the same value as the producer output. In
// such case, make the producer output point to the bbArg directly.
for (OpOperand &initOperandPtr :
cast<DestinationStyleOpInterface>(clone).getDpsInitsMutable()) {
auto dpsInterface = dyn_cast<DestinationStyleOpInterface>(clone);
if (!dpsInterface)
return;

for (OpOperand &initOperandPtr : dpsInterface.getDpsInitsMutable()) {
Value producerOperand =
clone->getOperand(initOperandPtr.getOperandNumber());
for (BlockArgument containerIterArg :
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