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Commit 64eb3a49 authored by Amara Emerson's avatar Amara Emerson Committed by Amara Emerson
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[AArch64][GlobalISel] Add post-legalize combine for sext_inreg(trunc(sextload)) -> copy 

On AArch64 we generate redundant G_SEXTs or G_SEXT_INREGs because of this.

Differential Revision: https://reviews.llvm.org/D81993
parent 830a7c2a
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