[RELAX][LAYOUT] Support multiple axis packing #18657
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Like OIHW[4o4i] where we can pack multiple axis. Helpful while handling complex target layouts. This PR covers layout representation and transforms for these.
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Like OIHW[4o4i] where we can pack multiple axis.
Helpful while handling complex target layouts.
This PR covers layout representation and transforms for these.
In implementation the
IterVarwhich was holding one axis till now. With this it will hold a packed axis asname=4o4iandrange=16. The new helpers can be used to retrieve individual axis4oand4cwhen ever needed. The forwards and backwards are enhanced accordingly.