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Performance optimizations for Intel CPUs (#3957)

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* Initial performance optimizations for xgboost

* remove includes

* revert float->double

* fix for CI

* fix for CI

* fix for CI

* fix for CI

* fix for CI

* fix for CI

* fix for CI

* fix for CI

* fix for CI

* fix for CI

* Check existence of _mm_prefetch and __builtin_prefetch

* Fix lint
This commit is contained in:
Egor Smirnov
2019-01-09 08:08:13 +03:00
committed by Philip Hyunsu Cho
parent dade7c3aff
commit 5f151c5cf3
7 changed files with 145 additions and 43 deletions
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.gitignore vendored
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@@ -91,3 +91,4 @@ lib/
metastore_db
plugin/updater_gpu/test/cpp/data
/include/xgboost/build_config.h