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Unverified Commit f68925d4 authored by David Zarzycki's avatar David Zarzycki
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[X86] Make memcmp vector lowering handle arbitrary expansions 

Teach combineVectorSizedSetCCEquality() to handle arbitrary memcmp
expansions but do not change any default policy for now.

This also fixes a bug in the memcmp expansion itself when large
displacements are needed.

https://reviews.llvm.org/D69507
parent 1e589f67
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