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CC @smessmer This is diverging further from your implementation in C10. |
ezyang
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Jul 13, 2018
ezyang
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Jul 13, 2018
colesbury
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Jul 13, 2018
aten/src/ATen/Retainable.h
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| } | ||
| } | ||
| } | ||
| void weakRetain() { |
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aten/src/ATen/TensorBase.h
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| throw std::runtime_error("TensorBaseImpl with nullptr not supported"); | ||
| } | ||
| if(retain && pImpl != UndefinedTensor::singleton()) { | ||
| retainable_traits<is_strong>::retain(pImpl); |
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aten/src/ATen/templates/Tensor.h
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| // XXX: this can return undefined tensors | ||
| // Ideally it would be at::optional<Tensor>, but MSVC is too cool for that | ||
| Tensor lock() { |
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aten/src/ATen/templates/Tensor.h
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| WeakTensor(WeakTensor && rhs) noexcept = default; | ||
| WeakTensor(const Tensor& t) : WeakTensorBase(t.pImpl, true) {} | ||
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| // reimplemented from TensorBase so the return type is Tensor rather than TensorBase |
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dzhulgakov
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Jul 16, 2018
| // refcounted objects that include tensors | ||
| struct Retainable { | ||
| Retainable(): refcount(1) {} | ||
| Retainable(): refcount(1), weak_refcount(1) {} |
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zdevito
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Jul 16, 2018
Summary: Add `WeakTensor` - a `Tensor` counterpart which doesn't keep the data (or any other expensive resources) alive. They can be `.lock()`ed and return `at::optional<Tensor>` if they're still alive. Pull Request resolved: pytorch/pytorch#9363 Reviewed By: ezyang Differential Revision: D8815434 Pulled By: apaszke fbshipit-source-id: 1b3e96503c1285d78ef124c585e65c7630f3253e
petrex
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Jul 16, 2018
* upstream/master: (24 commits) Implement tensor weak references (pytorch#9363) Nuke TestCollectEnv (pytorch#9459) Add test case for segmentation fault fix in grad_fn (pytorch#9457) Add peephole optimization for type_as operators. (pytorch#9316) Fix out-of-range error for test_neg (pytorch#9431) add depthwise conv support for mkldnn (pytorch#8782) Refactor `_log_sum_exp` (pytorch#9173) Add ModuleDict and ParameterDict containers (pytorch#8463) Introduce SupervisedPtr, delete THAllocator and THCDeviceAllocator (pytorch#9358) Introducing IsInf (pytorch#9169) add device to CUDAEvent (pytorch#9415) Make localScalar error message more intuitive (pytorch#9443) Only accept continguous tensors in TopK for cuda (pytorch#9441) Add support for .norm() pytorch onnx export and ReduceL1/ReduceL2 caffe2 operators (pytorch#9299) Only view() rhs of index_put if we need to (pytorch#9424) Add BatchBucketizeOp in caffe2 (pytorch#9385) Implementation of Wngrad optimizer caffe2 python wrapper and unit test on least square regression (pytorch#9001) Implementation and operator test for Wngrad optimizer (pytorch#8999) Fix segmentation fault in grad_fn (pytorch#9292) update docs (pytorch#9423) ...
goldsborough
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Jul 20, 2018
Summary: Add `WeakTensor` - a `Tensor` counterpart which doesn't keep the data (or any other expensive resources) alive. They can be `.lock()`ed and return `at::optional<Tensor>` if they're still alive. Pull Request resolved: pytorch#9363 Reviewed By: ezyang Differential Revision: D8815434 Pulled By: apaszke fbshipit-source-id: 1b3e96503c1285d78ef124c585e65c7630f3253e
jramseyer
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Jul 30, 2018
Summary: Add `WeakTensor` - a `Tensor` counterpart which doesn't keep the data (or any other expensive resources) alive. They can be `.lock()`ed and return `at::optional<Tensor>` if they're still alive. Pull Request resolved: pytorch#9363 Reviewed By: ezyang Differential Revision: D8815434 Pulled By: apaszke fbshipit-source-id: 1b3e96503c1285d78ef124c585e65c7630f3253e
jramseyer
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Jul 30, 2018
Summary: As in the title. Lets us simplify a lot of code. Depends on pytorch#9363, so please review only the last commit. zdevito Pull Request resolved: pytorch#9414 Reviewed By: zdevito Differential Revision: D8836496 Pulled By: apaszke fbshipit-source-id: 9b3c3d1f001a9dc522f8478abc005b6b86cfa3e3
goodlux
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Aug 15, 2018
Summary: Add `WeakTensor` - a `Tensor` counterpart which doesn't keep the data (or any other expensive resources) alive. They can be `.lock()`ed and return `at::optional<Tensor>` if they're still alive. Pull Request resolved: pytorch#9363 Reviewed By: ezyang Differential Revision: D8815434 Pulled By: apaszke fbshipit-source-id: 1b3e96503c1285d78ef124c585e65c7630f3253e
goodlux
pushed a commit
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Aug 15, 2018
Summary: As in the title. Lets us simplify a lot of code. Depends on pytorch#9363, so please review only the last commit. zdevito Pull Request resolved: pytorch#9414 Reviewed By: zdevito Differential Revision: D8836496 Pulled By: apaszke fbshipit-source-id: 9b3c3d1f001a9dc522f8478abc005b6b86cfa3e3
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Add
WeakTensor- aTensorcounterpart which doesn't keep the data (or any other expensive resources) alive. They can be.lock()ed and returnat::optional<Tensor>if they're still alive.