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[PM] Disable the loop vectorizer from the new PM's pipeline as it

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currenty relies on the old PM's dependency system forming LCSSA.

The new PM will require a different design for this, and for now this is
causing most of the issues I'm currently seeing in testing. I'd like to
get to a testable baseline and then work on re-enabling things one at
a time.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@290644 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chandler Carruth 2016-12-28 02:24:55 +00:00
parent 04912c8225
commit effab69f94
1 changed files with 4 additions and 0 deletions
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4
lib/Passes/PassBuilder.cpp
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@ -490,7 +490,11 @@ PassBuilder::buildPerModuleDefaultPipeline(OptimizationLevel Level,
// rather than on each loop in an inside-out manner, and so they are actually
// function passes.
OptimizePM.addPass(LoopDistributePass());
#if 0
// FIXME: LoopVectorize relies on "requiring" LCSSA which isn't supported in
// the new PM.
OptimizePM.addPass(LoopVectorizePass());
#endif
// FIXME: Need to port Loop Load Elimination and add it here.
OptimizePM.addPass(InstCombinePass());