lib/CodeGen/CGLoopInfo.cpp

518     LoopAttributes BeforeJam, AfterJam;
520     BeforeJam.IsParallel = AfterJam.IsParallel = Attrs.IsParallel;
522     BeforeJam.VectorizeWidth = Attrs.VectorizeWidth;
523     BeforeJam.VectorizeScalable = Attrs.VectorizeScalable;
524     BeforeJam.InterleaveCount = Attrs.InterleaveCount;
525     BeforeJam.VectorizeEnable = Attrs.VectorizeEnable;
526     BeforeJam.DistributeEnable = Attrs.DistributeEnable;
527     BeforeJam.VectorizePredicateEnable = Attrs.VectorizePredicateEnable;
532       BeforeJam.UnrollEnable = Attrs.UnrollEnable;
536       BeforeJam.UnrollEnable = LoopAttributes::Full;
553     BeforeJam.UnrollAndJamCount = Attrs.UnrollAndJamCount;
554     BeforeJam.UnrollAndJamEnable = Attrs.UnrollAndJamEnable;
559       // Splitting the attributes into a BeforeJam and an AfterJam part will
560       // stop 'llvm.loop.isvectorized' (generated by vectorization in BeforeJam)
564       if (BeforeJam.VectorizeEnable != LoopAttributes::Unspecified ||
565           BeforeJam.VectorizePredicateEnable != LoopAttributes::Unspecified ||
566           BeforeJam.InterleaveCount != 0 || BeforeJam.VectorizeWidth != 0 ||
567           BeforeJam.VectorizeScalable == LoopAttributes::Enable)
578     CurLoopAttr = BeforeJam;