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[TIR] Refactor BF16Legalize #14405

Merged
merged 1 commit into from
Mar 28, 2023
Merged

[TIR] Refactor BF16Legalize #14405

merged 1 commit into from
Mar 28, 2023

Commits on Mar 27, 2023

  1. [TIR] Refactor BF16Legalize 

    This PR refactors BF16Legalize to enable more f32 computations.
We also split the BF16Legalize into two steps.

- BF16ComputeLegalize changes all computation to f32 while keeping
  the external BF16 storages.
- BF16StorageLegalize changes all storage to u16.

Now BF16 kernels accept tvm.nd.array that are created as bfloat16 type.
    @tqchen
    tqchen committed Mar 27, 2023
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