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Only register cudnn executor if it is available #2174

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Merged
t-vi merged 16 commits into from
Jun 13, 2025
Merged

Only register cudnn executor if it is available #2174

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1f74e9b
add check for cudnn and remove from base recipe
KaelanDt Jun 2, 2025
1fd341c
add missing defs
KaelanDt Jun 2, 2025
5d49e97
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Jun 2, 2025
228911e
add cudnn out of check
KaelanDt Jun 2, 2025
20a8c38
skip tests if cudnn not available and revert to
KaelanDt Jun 3, 2025
ee2042d
remove cudnn executors from default list in test
KaelanDt Jun 3, 2025
73818ef
Merge branch 'main' into kaelan/cudnn-registering
KaelanDt Jun 3, 2025
67be58f
fix removed line
KaelanDt Jun 3, 2025
4738bfd
Merge branch 'main' into kaelan/cudnn-registering
KaelanDt Jun 11, 2025
3d6c06b
Merge branch 'main' into kaelan/cudnn-registering
KaelanDt Jun 12, 2025
380cc84
create cudnn_sdpa
KaelanDt Jun 12, 2025
c875fcb
reimport pyval
KaelanDt Jun 13, 2025
7e885bb
move registration to cudnn_sdpa
KaelanDt Jun 13, 2025
fe0bea6
Merge branch 'main' into kaelan/cudnn-registering
KaelanDt Jun 13, 2025
23e76fc
add registering to cudnn_sdpa
pre-commit-ci[bot] Jun 13, 2025
3568fe6
reorganize cudnn_sdpa and remove unnecessary
KaelanDt Jun 13, 2025
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add cudnn out of check
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@KaelanDt
KaelanDt committed Jun 2, 2025
commit 228911ec8b126197fba4db767c43d2cc876d25a4
4 changes: 3 additions & 1 deletion thunder/executors/cudnnex.py
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Expand Up @@ -792,8 +792,10 @@ def _cudnn_sdpa_bwd_wrapper(
return primal


cudnn_ex: OperatorExecutor = OperatorExecutor("cudnn", version=cudnn_backend_version)


if cudnn_available():
cudnn_ex: OperatorExecutor = OperatorExecutor("cudnn", version=cudnn_backend_version)
register_executor(cudnn_ex)
cudnn_sdpa_fwd = cudnn_ex.register_operator(
"cudnn_sdpa_fwd",
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