masahi commented on a change in pull request #4465: [AutoTVM] Tune softmax CUDA
schedule
URL: https://github.com/apache/incubator-tvm/pull/4465#discussion_r355130610
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File path: topi/python/topi/cuda/softmax.py
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@@ -52,13 +60,22 @@ def schedule_softmax(outs):
raise ValueError('Tag is expected to be softmax_output or
log_softmax_output. \
Got {0}'.format(op_tag))
+ # create tuning space
+ max_num_threads =
tvm.target.current_target(allow_none=False).max_num_threads
+ possible_num_thread = get_powers_of_two_in_range(32, max_num_threads)
Review comment:
A minor issue, but if max num threads is less than 32 this returns an empty
list.
And max num threads is not necessary a power of two
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