refactor hip kernel -- remove torch from csrc#2545
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Pull request overview
This PR refactors the C++/HIP side tensor handling to reduce reliance on Torch-side allocations by introducing a small RAII GPU tensor wrapper and adjusting header include ordering so the wrapper can use existing HIP error-handling macros.
Changes:
- Added
AiterTensor(move-only RAII) to allocate/free HIP device memory and provideempty/empty_like/zerosfactory methods. - Updated header includes so
aiter_tensor.hcan useHIP_CALL, andaiter_hip_common.hpulls in tensor definitions after macros are defined.
Reviewed changes
Copilot reviewed 1 out of 1 changed files in this pull request and generated 5 comments.
| File | Description |
|---|---|
| csrc/include/aiter_tensor.h | Adds AiterTensor RAII wrapper and switches header dependencies to HIP common utilities. |
| csrc/include/aiter_hip_common.h | Reorders inclusion of aiter_tensor.h to ensure HIP_CALL is available to AiterTensor. |
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valarLip
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Apr 6, 2026
yzhou103
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Apr 8, 2026
* refactor hip kernel -- remove torch from csrc * update * hide stream in api * update * update * update * update * update * update * update * update * update
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