[Frontend] Make Placeholder roles explicit in GraphImporter#676
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R-Tars wants to merge 1 commit intobuddy-compiler:mainfrom
Open
[Frontend] Make Placeholder roles explicit in GraphImporter#676R-Tars wants to merge 1 commit intobuddy-compiler:mainfrom
R-Tars wants to merge 1 commit intobuddy-compiler:mainfrom
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Summary
This PR removes the implicit ordering dependency when importing
PlaceholderOpnodes.GraphImporternow classifies each placeholder as either a model parameter or a runtime input explicitly, matching byTensorMetainstead of relying on traversal order.This guarantees stable behaviour even after graph optimisations that reorder nodes.
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