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* Revert "Temporarily Revert "Add basic loop fusion pass.""Eric Christopher2019-04-171-0/+10
| | | | | | | | The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
* Temporarily Revert "Add basic loop fusion pass."Eric Christopher2019-04-171-10/+0
| | | | | | | | As it's causing some bot failures (and per request from kbarton). This reverts commit r358543/ab70da07286e618016e78247e4a24fcb84077fda. llvm-svn: 358546
* [ADCE] Add code to remove dead branchesDavid Callahan2016-12-131-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | Summary: This is last in of a series of patches to evolve ADCE.cpp to support removing of unnecessary control flow. This patch adds the code to update the control and data flow graphs to remove the dead control flow. Also update unit tests to test the capability to remove dead, may-be-infinite loop which is enabled by the switch -adce-remove-loops. Previous patches: D23824 [ADCE] Add handling of PHI nodes when removing control flow D23559 [ADCE] Add control dependence computation D23225 [ADCE] Modify data structures to support removing control flow D23065 [ADCE] Refactor anticipating new functionality (NFC) D23102 [ADCE] Refactoring for new functionality (NFC) Reviewers: dberlin, majnemer, nadav, mehdi_amini Subscribers: llvm-commits, david2050, freik, twoh Differential Revision: https://reviews.llvm.org/D24918 llvm-svn: 289548
* Change tests from "opt %s" to "opt < %s" so that opt doesn't see theDan Gohman2009-09-111-1/+1
| | | | | | | | input filename so that opt doesn't print the input filename in the output so that grep lines in the tests don't unintentionally match strings in the input filename. llvm-svn: 81537
* Eliminate more uses of llvm-as and llvm-dis.Dan Gohman2009-09-091-1/+1
| | | | llvm-svn: 81293
* Remove llvm-upgrade and update test cases.Tanya Lattner2008-03-011-7/+7
| | | | llvm-svn: 47793
* Regression is gone, don't try to find it on clean target.Reid Spencer2007-01-171-0/+9
llvm-svn: 33296
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