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Posted to commits@tvm.apache.org by GitBox <gi...@apache.org> on 2022/01/18 17:50:22 UTC

[GitHub] [tvm] comaniac commented on a change in pull request #9954: [Relay] Add `conv2d_backward_weight` op (without topi)

comaniac commented on a change in pull request #9954:
URL: https://github.com/apache/tvm/pull/9954#discussion_r787010392



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File path: python/tvm/relay/op/nn/_nn.py
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@@ -1061,6 +1062,83 @@ def compute_space_to_depth(attrs, inputs, out_dtype):
 reg.register_injective_schedule("nn.batch_to_space_nd")
 
 
+@reg.register_legalize("nn.conv2d_backward_weight")
+def legalize_conv2d_backward_weight(attrs, inputs, types):

Review comment:
       IIUC, this legalization will replace `conv2d_backward_weight` with a series of ops (the conv2d backward weight before this PR)? Just for my education, in this case, if we want to offload this op to CuDNN/CUTLASS (in the future), we should not run Legalize pass, right?




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