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[X86] Improve i8 all-ones element insertion in pre-SSE4.1
authorRoman Lebedev <lebedev.ri@gmail.com>
Sat, 18 Sep 2021 19:13:25 +0000 (22:13 +0300)
committerRoman Lebedev <lebedev.ri@gmail.com>
Sat, 18 Sep 2021 19:24:06 +0000 (22:24 +0300)
commit6a2c2263fbca07a59b9f41181c1418df052e24d1
treef1e1d7fe331e039277d4e8c71c70b29c9ddf9a32tree | snapshot
parentabe21da670f9bcadcb0af6f97a25e1faf9e0b133commit | diff
[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
llvm/lib/Target/X86/X86ISelLowering.cpp diff | blob | history
llvm/test/CodeGen/X86/insertelement-ones.ll diff | blob | history
Domain: System / Toolchain;