[slimtensor] Add SlimTensor-based aoti_torch_create_tensor_from_blob_v2 #16446
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Add SlimTensor-based implementations of AOTI shim functions for tensor creation:
1. `aoti_torch_create_tensor_from_blob_v2()` - Creates a non-owning SlimTensor that wraps existing memory using the `from_blob()` factory
Both functions support CPU and CUDA devices and handle all 7 SlimTensor dtypes.
Also add `memory_slim.h` and `memory_slim.cpp` with SlimTensor-based shim implementations for working on new API while not impact the current pipeline. Will use memory_slim.{h/cpp} to replace current memory.{h/cpp} when everything has been set up.
Differential Revision: [D90126247](https://our.internmc.facebook.com/intern/diff/D90126247/)
[ghstack-poisoned]
🔗 Helpful Links🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/executorch/16446
Note: Links to docs will display an error until the docs builds have been completed. ✅ No FailuresAs of commit de9da74 with merge base 15ad846 ( This comment was automatically generated by Dr. CI and updates every 15 minutes. |
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…_from_blob_v2"
Add SlimTensor-based implementations of AOTI shim functions for tensor creation:
1. `aoti_torch_create_tensor_from_blob_v2()` - Creates a non-owning SlimTensor that wraps existing memory using the `from_blob()` factory
Both functions support CPU and CUDA devices and handle all 7 SlimTensor dtypes.
Also add `memory_slim.h` and `memory_slim.cpp` with SlimTensor-based shim implementations for working on new API while not impact the current pipeline. Will use memory_slim.{h/cpp} to replace current memory.{h/cpp} when everything has been set up.
Differential Revision: [D90126247](https://our.internmc.facebook.com/intern/diff/D90126247/)
[ghstack-poisoned]
…_from_blob_v2"
Add SlimTensor-based implementations of AOTI shim functions for tensor creation:
1. `aoti_torch_create_tensor_from_blob_v2()` - Creates a non-owning SlimTensor that wraps existing memory using the `from_blob()` factory
Both functions support CPU and CUDA devices and handle all 7 SlimTensor dtypes.
Also add `memory_slim.h` and `memory_slim.cpp` with SlimTensor-based shim implementations for working on new API while not impact the current pipeline. Will use memory_slim.{h/cpp} to replace current memory.{h/cpp} when everything has been set up.
Differential Revision: [D90126247](https://our.internmc.facebook.com/intern/diff/D90126247/)
[ghstack-poisoned]
…_from_blob_v2"
Add SlimTensor-based implementations of AOTI shim functions for tensor creation:
1. `aoti_torch_create_tensor_from_blob_v2()` - Creates a non-owning SlimTensor that wraps existing memory using the `from_blob()` factory
Both functions support CPU and CUDA devices and handle all 7 SlimTensor dtypes.
Also add `memory_slim.h` and `memory_slim.cpp` with SlimTensor-based shim implementations for working on new API while not impact the current pipeline. Will use memory_slim.{h/cpp} to replace current memory.{h/cpp} when everything has been set up.
Differential Revision: [D90126247](https://our.internmc.facebook.com/intern/diff/D90126247/)
[ghstack-poisoned]
larryliu0820
approved these changes
Jan 20, 2026
…_from_blob_v2"
Add SlimTensor-based implementations of AOTI shim functions for tensor creation:
1. `aoti_torch_create_tensor_from_blob_v2()` - Creates a non-owning SlimTensor that wraps existing memory using the `from_blob()` factory
Both functions support CPU and CUDA devices and handle all 7 SlimTensor dtypes.
Also add `memory_slim.h` and `memory_slim.cpp` with SlimTensor-based shim implementations for working on new API while not impact the current pipeline. Will use memory_slim.{h/cpp} to replace current memory.{h/cpp} when everything has been set up.
Differential Revision: [D90126247](https://our.internmc.facebook.com/intern/diff/D90126247/)
[ghstack-poisoned]
…_from_blob_v2"
Add SlimTensor-based implementations of AOTI shim functions for tensor creation:
1. `aoti_torch_create_tensor_from_blob_v2()` - Creates a non-owning SlimTensor that wraps existing memory using the `from_blob()` factory
Both functions support CPU and CUDA devices and handle all 7 SlimTensor dtypes.
Also add `memory_slim.h` and `memory_slim.cpp` with SlimTensor-based shim implementations for working on new API while not impact the current pipeline. Will use memory_slim.{h/cpp} to replace current memory.{h/cpp} when everything has been set up.
Differential Revision: [D90126247](https://our.internmc.facebook.com/intern/diff/D90126247/)
[ghstack-poisoned]
…_from_blob_v2"
Add SlimTensor-based implementations of AOTI shim functions for tensor creation:
1. `aoti_torch_create_tensor_from_blob_v2()` - Creates a non-owning SlimTensor that wraps existing memory using the `from_blob()` factory
Both functions support CPU and CUDA devices and handle all 7 SlimTensor dtypes.
Also add `memory_slim.h` and `memory_slim.cpp` with SlimTensor-based shim implementations for working on new API while not impact the current pipeline. Will use memory_slim.{h/cpp} to replace current memory.{h/cpp} when everything has been set up.
Differential Revision: [D90126247](https://our.internmc.facebook.com/intern/diff/D90126247/)
[ghstack-poisoned]
This was referenced Jan 22, 2026
…_from_blob_v2"
Add SlimTensor-based implementations of AOTI shim functions for tensor creation:
1. `aoti_torch_create_tensor_from_blob_v2()` - Creates a non-owning SlimTensor that wraps existing memory using the `from_blob()` factory
Both functions support CPU and CUDA devices and handle all 7 SlimTensor dtypes.
Also add `memory_slim.h` and `memory_slim.cpp` with SlimTensor-based shim implementations for working on new API while not impact the current pipeline. Will use memory_slim.{h/cpp} to replace current memory.{h/cpp} when everything has been set up.
Differential Revision: [D90126247](https://our.internmc.facebook.com/intern/diff/D90126247/)
[ghstack-poisoned]
…_from_blob_v2"
Add SlimTensor-based implementations of AOTI shim functions for tensor creation:
1. `aoti_torch_create_tensor_from_blob_v2()` - Creates a non-owning SlimTensor that wraps existing memory using the `from_blob()` factory
Both functions support CPU and CUDA devices and handle all 7 SlimTensor dtypes.
Also add `memory_slim.h` and `memory_slim.cpp` with SlimTensor-based shim implementations for working on new API while not impact the current pipeline. Will use memory_slim.{h/cpp} to replace current memory.{h/cpp} when everything has been set up.
Differential Revision: [D90126247](https://our.internmc.facebook.com/intern/diff/D90126247/)
[ghstack-poisoned]
Gasoonjia
added a commit
that referenced
this pull request
Jan 27, 2026
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * #16565 * #16551 * #16469 * #16457 * #16455 * #16454 * #16453 * #16452 * #16451 * #16450 * #16449 * #16448 * #16447 * #16446 * __->__ #16724 Copy CUDAGuard and CUDAStreamGuard from cuda/runtime/ to aoti/slim/cuda/ to support slimtensor requirement while get rid of potential circular dependency: - cuda_backend/main_functionalities -> aoti/slimtensor -> cuda_backend/cuda_guard This change: - copy guard.h, guard.cpp and test files from backend/cuda_backend to backend/aoti/slim/cuda/ Differential Revision: [D91056808](https://our.internmc.facebook.com/intern/diff/D91056808/)
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Gasoonjia
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Jan 27, 2026
Stack from [ghstack](https://github.com/ezyang/ghstack) (oldest at bottom): * #16565 * #16551 * #16469 * #16457 * #16455 * #16454 * #16453 * #16452 * #16451 * #16450 * #16449 * #16448 * __->__ #16447 * #16446 * #16724 Add SlimTensor-based implementations of AOTI shim functions for tensor creation: `aoti_torch_create_tensor_from_blob_v2()` - Creates a non-owning SlimTensor that wraps existing memory using the `from_blob()` factory Both functions support CPU and CUDA devices and handle all 7 SlimTensor dtypes. Changes: - Add `memory_slim.h` and `memory_slim.cpp` with SlimTensor-based shim implementations - Add `runtime_shims_slim` library target to TARGETS with `CUDA_AVAILABLE=1` preprocessor flag - Add `cuda_shim_slim_cpp_unittest()` function for SlimTensor test targets Differential Revision: [D90126244](https://our.internmc.facebook.com/intern/diff/D90126244/)
Gasoonjia
added a commit
that referenced
this pull request
Jan 28, 2026
…v2 (#16920) This PR was created by the merge bot to help merge the original PR into the main branch. ghstack PR number: #16446 by @Gasoonjia ^ Please use this as the source of truth for the PR details, comments, and reviews ghstack PR base: https://github.com/pytorch/executorch/tree/gh/gasoonjia/88/base ghstack PR head: https://github.com/pytorch/executorch/tree/gh/gasoonjia/88/head Merge bot PR base: https://github.com/pytorch/executorch/tree/gh/gasoonjia/104/orig Merge bot PR head: https://github.com/pytorch/executorch/tree/gh/gasoonjia/88/orig Differential Revision: [D90126247](https://our.internmc.facebook.com/intern/diff/D90126247/) @diff-train-skip-merge --------- Co-authored-by: gasoonjia <[email protected]>
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Stack from ghstack (oldest at bottom):
Add SlimTensor-based implementations of AOTI shim functions for tensor creation:
aoti_torch_create_tensor_from_blob_v2()- Creates a non-owning SlimTensor that wraps existing memory using thefrom_blob()factoryBoth functions support CPU and CUDA devices and handle all 7 SlimTensor dtypes.
Also add
memory_slim.handmemory_slim.cppwith SlimTensor-based shim implementations for working on new API while not impact the current pipeline. Will use memory_slim.{h/cpp} to replace current memory.{h/cpp} when everything has been set up.Differential Revision: D90126247