[Analysis] Avoid repeated hash lookups (NFC) #123446
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llvmbot
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@llvm/pr-subscribers-llvm-analysis Author: Kazu Hirata (kazutakahirata) ChangesFull diff: https://github.com/llvm/llvm-project/pull/123446.diff 1 Files Affected:
diff --git a/llvm/lib/Analysis/InlineCost.cpp b/llvm/lib/Analysis/InlineCost.cpp
index 85287a39f2caad..c77441d5d46bbd 100644
--- a/llvm/lib/Analysis/InlineCost.cpp
+++ b/llvm/lib/Analysis/InlineCost.cpp
@@ -2698,8 +2698,10 @@ void CallAnalyzer::findDeadBlocks(BasicBlock *CurrBB, BasicBlock *NextBB) {
auto IsEdgeDead = [&](BasicBlock *Pred, BasicBlock *Succ) {
// A CFG edge is dead if the predecessor is dead or the predecessor has a
// known successor which is not the one under exam.
- return (DeadBlocks.count(Pred) ||
- (KnownSuccessors[Pred] && KnownSuccessors[Pred] != Succ));
+ if (DeadBlocks.count(Pred))
+ return true;
+ auto *KnownSucc = KnownSuccessors[Pred];
+ return KnownSucc && KnownSucc != Succ;
};
auto IsNewlyDead = [&](BasicBlock *BB) {
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nikic
approved these changes
Jan 18, 2025
Co-authored-by: Nikita Popov <[email protected]>
kazutakahirata
deleted the
cleanup_001_repeated_hash_lookups_llvm_Analysis
branch
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LLVM Buildbot has detected a new failure on builder Full details are available at: https://lab.llvm.org/buildbot/#/builders/73/builds/11963 Here is the relevant piece of the build log for the reference |
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