Add better performing versions for groupwise and depthwise convolutions (#22869)
Summary:
Groupwise and depthwise convolutions become faster with this diff
Pull Request resolved: https://github.com/pytorch/pytorch/pull/22869
Test Plan:
buck test mode/dev caffe2/test:quantized -- 'test_qconv' --print-passing-details
```
Running 2 tests
Started new test run: https://our.intern.facebook.com/intern/testinfra/testrun/562950091484224
✓ caffe2/test:quantized - test_qconv (test_quantized.TestQuantizedConv) 2.731 1/2 (passed)
Test output:
> test_qconv (test_quantized.TestQuantizedConv) ... ok
>
> ----------------------------------------------------------------------
> Ran 1 test in 2.732s
>
> OK
✓ caffe2/test:quantized - test_qconv_unpack (test_quantized.TestQuantizedConv) 5.187 2/2 (passed)
Test output:
> test_qconv_unpack (test_quantized.TestQuantizedConv) ... ok
>
> ----------------------------------------------------------------------
> Ran 1 test in 5.188s
>
> OK
Finished test run: https://our.intern.facebook.com/intern/testinfra/testrun/562950091484224
Summary (total time 15.66s):
PASS: 2
FAIL: 0
SKIP: 0
FATAL: 0
TIMEOUT: 0
OMIT: 0
```
buck test mode/dev caffe2/test:quantized -- 'test_conv_api'
```
Running 2 tests
Started new test run: https://our.intern.facebook.com/intern/testinfra/testrun/3940649676010406
✓ caffe2/test:quantized - test_conv_api (test_nn_quantized.ModuleAPITest) 0.040 1/2 (passed)
✓ caffe2/test:quantized - test_conv_api (test_quantized_conv.FunctionalAPITest) 5.402 2/2 (passed)
Finished test run: https://our.intern.facebook.com/intern/testinfra/testrun/3940649676010406
Summary (total time 11.83s):
PASS: 2
FAIL: 0
SKIP: 0
FATAL: 0
TIMEOUT: 0
OMIT: 0
```
Differential Revision: D16264144
Pulled By: dskhudia
fbshipit-source-id: 32fa43e5c3d97c8aaa6e0858327a2ac0aef8df5c
