iree: add an IREE Backend and a dedicated strategy - #107
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guillon
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| # SIMD vector width (in f32 elements) used when a vectorized axis has no | ||
| # associated tile size (e.g. an untiled base dimension). | ||
| _VECTOR_WIDTH = 4 |
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why not 8, or 16? Doesn't it work if we give a max (16).
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Ok I bump it to 16. It's visibly safe to go this high because when the actual target is narrower, IREE narrows the vectors itself, so a larger default never over-shoots.
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Motivation
Experiment with IREE
Description
Implement all the interfaces for an IREE backend + expose an IREE-focused strategy.
Discussion
The performance seems to be consistent, at least on mac (IREE-focused strategy):