[PATCH] D146057: [CodeGen] Speedup stack slot sharing during stack coloring (interval overlapping test).

[Valery Pykhtin via Phabricator via llvm-commits]

vpykhtin added a comment.

In D146057#4193602 <https://reviews.llvm.org/D146057#4193602>, @MatzeB wrote:

> Hmm the main RAGreedy allocator is using the `LiveRegMatrix` and within that the `LiveIntervalUnion` classes to keep things performant. Maybe we can use those here too? In principle they should have even better runtime behavior than merging here...

Thank you for the clue, I'll take a look.


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https://reviews.llvm.org/D146057