[Backport] 8333334: C2: Make result of Node::dominates more precise to enhance scalar replacement
#104
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MaxXSoft
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… to enhance scalar replacement Summary: This patch changes the algorithm of `Node::dominates` to make the result more precise, allows the iterators of `ConcurrentHashMap` to be scalar replaced, and makes the iteration ~30% faster. Testing: CI testing, IR test Reviewers: kuaiwei, JoshuaZhuwj Issue: dragonwell-project#104
MaxXSoft
added a commit
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Sep 20, 2024
… to enhance scalar replacement Summary: This patch changes the algorithm of `Node::dominates` to make the result more precise, allows the iterators of `ConcurrentHashMap` to be scalar replaced, and makes the iteration ~30% faster. Testing: CI testing, IR test Reviewers: kuaiwei, JoshuaZhuwj Issue: #104
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Backport this patch to improve performance.
Check openjdk/jdk#19496 for more details.
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