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* Revert "Temporarily Revert "Add basic loop fusion pass.""Eric Christopher2019-04-171-0/+85
| | | | | | | | The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
* Temporarily Revert "Add basic loop fusion pass."Eric Christopher2019-04-171-85/+0
| | | | | | | | As it's causing some bot failures (and per request from kbarton). This reverts commit r358543/ab70da07286e618016e78247e4a24fcb84077fda. llvm-svn: 358546
* [InstCombine] Missed optimization in math expression: simplify calls exp ↵Dmitry Venikov2019-01-311-15/+11
| | | | | | | | | | | | | | | | functions Summary: This patch enables folding following expressions under -ffast-math flag: exp(X) * exp(Y) -> exp(X + Y), exp2(X) * exp2(Y) -> exp2(X + Y). Motivation: https://bugs.llvm.org/show_bug.cgi?id=35594 Reviewers: hfinkel, spatel, efriedma, lebedev.ri Reviewed By: spatel, lebedev.ri Subscribers: lebedev.ri, llvm-commits Differential Revision: https://reviews.llvm.org/D41342 llvm-svn: 352730
* Commit tests for changes in revision D41342Dmitry Venikov2019-01-301-0/+89
llvm-svn: 352613
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