[llvm] [DFAJumpThreading] Add an early exit heuristic for unpredictable values (PR #85015)
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Tue Mar 12 20:59:59 PDT 2024
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git-clang-format --diff 8c5e9cf737138aba22a4a8f64ef2c5efc80dd7f9 a84d7abb35adadfcc7580df9aaa9eea951a0c932 -- llvm/lib/Transforms/Scalar/DFAJumpThreading.cpp
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View the diff from clang-format here.
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diff --git a/llvm/lib/Transforms/Scalar/DFAJumpThreading.cpp b/llvm/lib/Transforms/Scalar/DFAJumpThreading.cpp
index f4a7be87ad..768e018d70 100644
--- a/llvm/lib/Transforms/Scalar/DFAJumpThreading.cpp
+++ b/llvm/lib/Transforms/Scalar/DFAJumpThreading.cpp
@@ -456,7 +456,8 @@ private:
// compile time because a search for all the paths can become expensive.
if (EarlyExitHeuristic && LI->getLoopFor(SI->getParent()) ==
LI->getLoopFor(CurrentIncomingBB)) {
- LLVM_DEBUG(dbgs() << "\tExiting early due to unpredictability heuristic.\n");
+ LLVM_DEBUG(dbgs()
+ << "\tExiting early due to unpredictability heuristic.\n");
return false;
}
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https://github.com/llvm/llvm-project/pull/85015
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