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* Revert "Temporarily Revert "Add basic loop fusion pass.""Eric Christopher2019-04-171-0/+65
| | | | | | | | The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
* Temporarily Revert "Add basic loop fusion pass."Eric Christopher2019-04-171-65/+0
| | | | | | | | As it's causing some bot failures (and per request from kbarton). This reverts commit r358543/ab70da07286e618016e78247e4a24fcb84077fda. llvm-svn: 358546
* Implement strip.invariant.groupPiotr Padlewski2018-07-021-0/+35
| | | | | | | | | | | | | | | | Summary: This patch introduce new intrinsic - strip.invariant.group that was described in the RFC: Devirtualization v2 Reviewers: rsmith, hfinkel, nlopes, sanjoy, amharc, kuhar Subscribers: arsenm, nhaehnle, JDevlieghere, hiraditya, xbolva00, llvm-commits Differential Revision: https://reviews.llvm.org/D47103 Co-authored-by: Krzysztof Pszeniczny <krzysztof.pszeniczny@gmail.com> llvm-svn: 336073
* perform DSE through launder.invariant.groupPiotr Padlewski2018-05-031-0/+30
Summary: Alias Analysis knows that llvm.launder.invariant.group returns pointer that mustalias argument, but this information wasn't used, therefor we didn't DSE through launder.invariant.group Reviewers: chandlerc, dberlin, bogner, hfinkel, efriedma Reviewed By: dberlin Subscribers: amharc, llvm-commits, nlewycky, rsmith Differential Revision: https://reviews.llvm.org/D31581 llvm-svn: 331449
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