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1047957831
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3 Commits

Author SHA1 Message Date
Bram Wasti
1047957831 [te][reapply] Add fast log approximation based on sleef (#49575) 
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/49575

This is a fast log implementations

benchmark:

```
buck run mode/opt //caffe2/benchmarks/cpp/tensorexpr:tensorexpr_bench -c 'fbcode.caffe2_gpu_type=none'
```

Test Plan: buck test mode/no-gpu //caffe2/test/cpp/tensorexpr:tensorexpr -- *.fastLogFloat

Reviewed By: bertmaher

Differential Revision: D25627157

fbshipit-source-id: a4920f4f4005ce617d372b375e790ca966275cd9
 2020-12-17 17:02:00 -08:00
Edward Yang
ea4ccc730e Revert D25445815: [te] Add fast log approximation based on sleef 
Test Plan: revert-hammer

Differential Revision:
D25445815 (1329066b69)

Original commit changeset: 20696eacd12a

fbshipit-source-id: 38830a6abd16260d60e5dd9a5594e65736a9c782
 2020-12-17 15:03:17 -08:00
Bram Wasti
1329066b69 [te] Add fast log approximation based on sleef 
Summary:
This is a fast log implementations

benchmark:
```
buck run mode/opt //caffe2/benchmarks/cpp/tensorexpr:tensorexpr_bench -c 'fbcode.caffe2_gpu_type=none'
```

Test Plan: buck test mode/no-gpu //caffe2/test/cpp/tensorexpr:tensorexpr -- *.fastLogFloat

Reviewed By: bertmaher

Differential Revision: D25445815

fbshipit-source-id: 20696eacd12a55e797f606f4a6dbbd94c9652888
 2020-12-17 14:28:34 -08:00