[llvm] [clang] [clang-tools-extra] [LoopVectorize] Improve algorithm for hoisting runtime checks (PR #73515)
Florian Hahn via llvm-commits
llvm-commits at lists.llvm.org
Mon Dec 11 03:55:27 PST 2023
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@@ -346,7 +346,9 @@ void RuntimePointerChecking::tryToCreateDiffCheck(
auto *SinkStartAR = cast<SCEVAddRecExpr>(SinkStartInt);
const Loop *StartARLoop = SrcStartAR->getLoop();
if (StartARLoop == SinkStartAR->getLoop() &&
- StartARLoop == InnerLoop->getParentLoop()) {
+ StartARLoop == InnerLoop->getParentLoop() &&
+ SrcStartAR->getStepRecurrence(*SE) !=
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fhahn wrote:
Yeah the UI does unfortunately sometimes hide some comments :(
https://github.com/llvm/llvm-project/pull/73515
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