[backport] cpu: x64: matmul: check src md instead of src tag #4233
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Multiple tags can correspond to the same physical layout when unit dimensions are present; therefore, we cannot rely on tags in cases where it matters. The newly introduced `is_canonical()` function can be used to perform certain checks in a robust way.
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platform:cpu-x64
avmanerikar
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Oct 28, 2025
ankalinin
approved these changes
Oct 28, 2025
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Backport of #4209