[clang] [IRPGO][ValueProfile] Instrument virtual table address that could be used to do virtual table address comparision for indirect-call-promotion. (PR #66825)

David Li via cfe-commits cfe-commits at lists.llvm.org
Thu Oct 12 11:56:31 PDT 2023

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david-xl wrote:

The performance win depends a lot on value distribution.  For large copies, using SIMD with nontemporal hint is the way to go.

https://github.com/llvm/llvm-project/pull/66825

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