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* Revert "Temporarily Revert "Add basic loop fusion pass.""Eric Christopher2019-04-171-0/+42
| | | | | | | | The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
* Temporarily Revert "Add basic loop fusion pass."Eric Christopher2019-04-171-42/+0
| | | | | | | | As it's causing some bot failures (and per request from kbarton). This reverts commit r358543/ab70da07286e618016e78247e4a24fcb84077fda. llvm-svn: 358546
* [IAI,LV] Avoid creating interleave-groups for predicated accesseDorit Nuzman2018-10-071-0/+42
This patch fixes PR39099. When strided loads are predicated, each of them will form an interleaved-group (with gaps). However, subsequent stages of vectorization (planning and transformation) assume that if a load is part of an Interleave-Group it is not predicated, resulting in wrong code - unmasked wide loads are created. The Interleaving Analysis does take care not to have conditional interleave groups of size > 1, but until we extend the planning and transformation stages to support masked-interleave-groups we should also avoid having them for size == 1. Reviewers: Ayal, hsaito, dcaballe, fhahn Reviewed By: Ayal Differential Revision: https://reviews.llvm.org/D52682 llvm-svn: 343931
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