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[SDY] Enable PropagationEdgesAttr verification for sdy.data_flow_edge operations. #657

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Merged
merged 1 commit into from
Sep 17, 2025
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[SDY] Enable PropagationEdgesAttr verification for sdy.data_flow_edge operations. #657

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12 changes: 12 additions & 0 deletions shardy/dialect/sdy/ir/test/edge_sharding_verification.mlir
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Original file line number Diff line number Diff line change
Expand Up @@ -140,3 +140,15 @@ module {
return %0 : tensor<8x8xf32>
}
}

// -----

module {
sdy.mesh @mesh = <["dfe"=4]>
func.func @sdy_propagation_edges_works_for_dfe(%arg0: tensor<32x96xf32>, %arg1: tensor<?x?xf32>) -> (tensor<32x96xf32>, tensor<?x?xf32>) {
%0:2 = stablehlo.optimization_barrier %arg0, %arg1 : tensor<32x96xf32>, tensor<?x?xf32>
// expected-error @+1 {{should have a propagation edges attribute of type PropagationEdgesAttr for attr named 'sdy.propagation_edges'}}
%1 = sdy.data_flow_edge %0#0 {sdy.propagation_edges = 64} : tensor<32x96xf32>
return %1, %0#1 : tensor<32x96xf32>, tensor<?x?xf32>
}
}
6 changes: 0 additions & 6 deletions shardy/dialect/sdy/ir/verifiers.cc
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Expand Up @@ -1105,12 +1105,6 @@ SmallVector<TensorShardingAttr> getShardingsReferenceByPropagationEdge(

LogicalResult verifyPropagationEdgesShardingAttr(
PropagationEdgesAttr propagationEdges, Operation* op) {
// TODO(b/429645141): add PropagationEdgesAttr verification for
// `DataFlowEdgeOp`
if (isa<DataFlowEdgeOp>(op)) {
return success();
}

SmallVector<TensorShardingAttr> shardings =
getShardingsReferenceByPropagationEdge(propagationEdges, op);

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