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kshitij12345 50057e560b [special] Add i0e (#54409) 
Summary:
Reference: https://github.com/pytorch/pytorch/issues/50345

Changes:
* Add `i0e`
* Move some kernels from `UnaryOpsKernel.cu` to `UnarySpecialOpsKernel.cu` to decrease compilation time per file.

Time taken by i0e_vs_scipy tests: around 6.33.s

<details>

<summary>Test Run Log</summary>

```
(pytorch-cuda-dev) kshiteej@qgpu1:~/Pytorch/pytorch_module_special$ pytest test/test_unary_ufuncs.py -k _i0e_vs
======================================================================= test session starts ========================================================================
platform linux -- Python 3.8.6, pytest-6.1.2, py-1.9.0, pluggy-0.13.1
rootdir: /home/kshiteej/Pytorch/pytorch_module_special, configfile: pytest.ini
plugins: hypothesis-5.38.1
collected 8843 items / 8833 deselected / 10 selected

test/test_unary_ufuncs.py ...sss....                                                                                                                         [100%]

========================================================================= warnings summary =========================================================================
../../.conda/envs/pytorch-cuda-dev/lib/python3.8/site-packages/torch/backends/cudnn/__init__.py:73
test/test_unary_ufuncs.py::TestUnaryUfuncsCUDA::test_special_i0e_vs_scipy_cuda_bfloat16
  /home/kshiteej/.conda/envs/pytorch-cuda-dev/lib/python3.8/site-packages/torch/backends/cudnn/__init__.py:73: UserWarning: PyTorch was compiled without cuDNN/MIOpen support. To use cuDNN/MIOpen, rebuild PyTorch making sure the library is visible to the build system.
    warnings.warn(

-- Docs: https://docs.pytest.org/en/stable/warnings.html
===================================================================== short test summary info ======================================================================
SKIPPED [3] test/test_unary_ufuncs.py:1182: not implemented: Could not run 'aten::_copy_from' with arguments from the 'Meta' backend. This could be because the operator doesn't exist for this backend, or was omitted during the selective/custom build process (if using custom build). If you are a Facebook employee using PyTorch on mobile, please visit https://fburl.com/ptmfixes for possible resolutions. 'aten::_copy_from' is only available for these backends: [BackendSelect, Named, InplaceOrView, AutogradOther, AutogradCPU, AutogradCUDA, AutogradXLA, UNKNOWN_TENSOR_TYPE_ID, AutogradMLC, AutogradNestedTensor, AutogradPrivateUse1, AutogradPrivateUse2, AutogradPrivateUse3, Tracer, Autocast, Batched, VmapMode].

BackendSelect: fallthrough registered at ../aten/src/ATen/core/BackendSelectFallbackKernel.cpp:3 [backend fallback]
Named: registered at ../aten/src/ATen/core/NamedRegistrations.cpp:7 [backend fallback]
InplaceOrView: fallthrough registered at ../aten/src/ATen/core/VariableFallbackKernel.cpp:56 [backend fallback]
AutogradOther: registered at ../torch/csrc/autograd/generated/VariableType_4.cpp:8761 [autograd kernel]
AutogradCPU: registered at ../torch/csrc/autograd/generated/VariableType_4.cpp:8761 [autograd kernel]
AutogradCUDA: registered at ../torch/csrc/autograd/generated/VariableType_4.cpp:8761 [autograd kernel]
AutogradXLA: registered at ../torch/csrc/autograd/generated/VariableType_4.cpp:8761 [autograd kernel]
UNKNOWN_TENSOR_TYPE_ID: registered at ../torch/csrc/autograd/generated/VariableType_4.cpp:8761 [autograd kernel]
AutogradMLC: registered at ../torch/csrc/autograd/generated/VariableType_4.cpp:8761 [autograd kernel]
AutogradNestedTensor: registered at ../torch/csrc/autograd/generated/VariableType_4.cpp:8761 [autograd kernel]
AutogradPrivateUse1: registered at ../torch/csrc/autograd/generated/VariableType_4.cpp:8761 [autograd kernel]
AutogradPrivateUse2: registered at ../torch/csrc/autograd/generated/VariableType_4.cpp:8761 [autograd kernel]
AutogradPrivateUse3: registered at ../torch/csrc/autograd/generated/VariableType_4.cpp:8761 [autograd kernel]
Tracer: registered at ../torch/csrc/autograd/generated/TraceType_4.cpp:9348 [kernel]
Autocast: fallthrough registered at ../aten/src/ATen/autocast_mode.cpp:250 [backend fallback]
Batched: registered at ../aten/src/ATen/BatchingRegistrations.cpp:1016 [backend fallback]
VmapMode: fallthrough registered at ../aten/src/ATen/VmapModeRegistrations.cpp:33 [backend fallback]
==================================================== 7 passed, 3 skipped, 8833 deselected, 2 warnings in 6.33s =====================================================
```

</details>

TODO:
* [x] Check rendered docs (https://11743402-65600975-gh.circle-artifacts.com/0/docs/special.html)

Pull Request resolved: https://github.com/pytorch/pytorch/pull/54409

Reviewed By: jbschlosser

Differential Revision: D27760472

Pulled By: mruberry

fbshipit-source-id: bdfbcaa798b00c51dc9513c34626246c8fc10548
2021-04-15 06:06:11 -07:00
..
caffe2 Lint trailing newlines (#54737) 2021-03-30 13:09:52 -07:00
cpp docs: Pin docutils to 0.16 (#55309) 2021-04-05 11:31:09 -07:00
source [special] Add i0e (#54409) 2021-04-15 06:06:11 -07:00
.gitignore
libtorch.rst
make.bat
Makefile
README.md Add docs/README.md to make existing doc build info more discoverable (#49286) 2020-12-16 11:55:45 -08:00
requirements.txt docs: Pin docutils to 0.16 (#55309) 2021-04-05 11:31:09 -07:00

README.md

Please see the Writing documentation section of CONTRIBUTING.md for details on both writing and building the docs.