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[X86] Improve i8 all-ones element insertion in pre-SSE4.1

Authored by lebedev.ri on Sep 18 2021, 12:13 PM.

Description

[X86] Improve i8 all-ones element insertion in pre-SSE4.1

Should avoid some regressions in D109065

Reviewed By: RKSimon

Differential Revision: https://reviews.llvm.org/D109989

Details

Committed
lebedev.riSep 18 2021, 12:24 PM
Reviewer
RKSimon
Differential Revision
D109989: [X86] Improve i8 all-ones element insertion in pre-SSE4.1
Parents
rGabe21da670f9: [Tests] Fix noalias metadata in one more test
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