[CUDA] upgrade cutlass 4.7 and cudnn-frontend 1.27 - #32111
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Tianlei Wu (tianleiwu)
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Pull request overview
Upgrades CUDA dependencies for newer CUTLASS and cuDNN Frontend support.
Changes:
- Upgrades CUTLASS to 4.7.0 and selects its matching patch.
- Upgrades cuDNN Frontend to 1.27.0.
- Normalizes the CUTLASS patch file ending.
Reviewed changes
Copilot reviewed 2 out of 3 changed files in this pull request and generated 1 comment.
| File | Description |
|---|---|
cmake/deps.txt |
Updates dependency URLs and hashes. |
cmake/external/cutlass.cmake |
Selects the CUTLASS 4.7 patch. |
cmake/patches/cutlass/cutlass_4.7.0.patch |
Adds the final newline. |
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Reset the Win32 last-error state for the cuDNN frontend CUDART override and pass device scope to CUTLASS atomic loads required by CUDA 12.8.
Baiju Meswani (baijumeswani)
approved these changes
Aug 19, 2026
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Upgrade cutlass from 4.4.2 to 4.7
Upgrade cudnn-frontend from 1.24 to 1.27