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* Revert "Temporarily Revert "Add basic loop fusion pass.""Eric Christopher2019-04-171-0/+282
| | | | | | | | The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
* Temporarily Revert "Add basic loop fusion pass."Eric Christopher2019-04-171-282/+0
| | | | | | | | As it's causing some bot failures (and per request from kbarton). This reverts commit r358543/ab70da07286e618016e78247e4a24fcb84077fda. llvm-svn: 358546
* [InstCombine] foldICmpWithLowBitMaskedVal(): handle uncanonical ((1 << ↵Roman Lebedev2018-09-191-39/+30
| | | | | | | | | | | | | | | | | | | y)+(-1)) mask Summary: Same as to D52146. `((1 << y)+(-1))` is simply non-canoniacal version of `~(-1 << y)`: https://rise4fun.com/Alive/0vl We can not canonicalize it due to the extra uses. But we can handle it here. Reviewers: spatel, craig.topper, RKSimon Reviewed By: spatel Subscribers: llvm-commits Differential Revision: https://reviews.llvm.org/D52147 llvm-svn: 342547
* [NFC][InstCombine] Some more tests for comparisons with low-bit-mask.Roman Lebedev2018-09-161-0/+291
https://bugs.llvm.org/show_bug.cgi?id=38123 https://bugs.llvm.org/show_bug.cgi?id=38708 llvm-svn: 342343
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