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* Revert "Temporarily Revert "Add basic loop fusion pass.""Eric Christopher2019-04-171-0/+129
| | | | | | | | The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
* Temporarily Revert "Add basic loop fusion pass."Eric Christopher2019-04-171-129/+0
| | | | | | | | As it's causing some bot failures (and per request from kbarton). This reverts commit r358543/ab70da07286e618016e78247e4a24fcb84077fda. llvm-svn: 358546
* [PGO] Profile guided code size optimization.Hiroshi Yamauchi2019-04-151-0/+53
| | | | | | | | | | | | | | | | | | | | | | | | | Summary: Enable some of the existing size optimizations for cold code under PGO. A ~5% code size saving in big internal app under PGO. The way it gets BFI/PSI is discussed in the RFC thread http://lists.llvm.org/pipermail/llvm-dev/2019-March/130894.html Note it doesn't currently touch loop passes. Reviewers: davidxl, eraman Reviewed By: eraman Subscribers: mgorny, javed.absar, smeenai, mehdi_amini, eraman, zzheng, steven_wu, dexonsmith, llvm-commits Tags: #llvm Differential Revision: https://reviews.llvm.org/D59514 llvm-svn: 358422
* [LoopLoadElim] Don't allow versioning when optForSizeAdam Nemet2016-02-051-0/+76
This was requested in the review of D16300. llvm-svn: 259861
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