
Wooseok Lee developed a temporary Shardy dialect roundtrip import pass for the tenstorrent/tt-xla repository, enabling roundtrip import from the Shardy dialect through MLIR to StableHLO. This solution provided a stopgap workflow for testing and validation while native Shardy support was still in development within OpenXLA. By leveraging C++ and applying expertise in compiler development and intermediate representation, Wooseok ensured the MLIR-based validation pipeline remained functional, reducing risk to the release schedule. The work demonstrated a practical approach to dialect integration, maintained codebase traceability, and prepared the project for a smooth transition to future OpenXLA Shardy support.

March 2025 performance summary for tenstorrent/tt-xla: Implemented a temporary Shardy dialect roundtrip import pass in MLIR by converting to StableHLO, providing a stopgap pathway to validate roundtrip workflows while native Shardy support is developed in openXLA. This enables continued MLIR-based validation and reduces risk to the release/testing schedule by preserving the Shardy workflow in the pipeline. The work is tracked with commit 331c46a19922ca1ce0620b69db5b19227eab7279 with message 'Enable temporary shardy roudtrip import pass (#279)'.
March 2025 performance summary for tenstorrent/tt-xla: Implemented a temporary Shardy dialect roundtrip import pass in MLIR by converting to StableHLO, providing a stopgap pathway to validate roundtrip workflows while native Shardy support is developed in openXLA. This enables continued MLIR-based validation and reduces risk to the release/testing schedule by preserving the Shardy workflow in the pipeline. The work is tracked with commit 331c46a19922ca1ce0620b69db5b19227eab7279 with message 'Enable temporary shardy roudtrip import pass (#279)'.
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