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Inject desired pattern for handling Transpose for fp8 gemm rewrite #17440
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Also cc @akuegel |
akuegel
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Can you please also add a test?
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Related to #17276 and #16975.
This PR updates the GemmRewriter to handle the transpose of non-descending layouts directly, eliminating the need for the layout_normalization pass to correct this error-prone pattern post-rewrite. The desired transformation is now injected into GemmRewriter, ensuring the problematic layout is handled internally. This PR transforms the following error-prone pattern, where the transpose of a non-descending layout is the issue:
to