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[X86][Atom] Specific uops for all IMUL/IDIV instructions

Authored by RKSimon on Sep 19 2021, 8:58 AM.

Description

[X86][Atom] Specific uops for all IMUL/IDIV instructions

Based off a mixture of llvm-exegesis captures (PR36895) and Intel AoM / Agner / InstLatX64 reports.

Details

Committed
RKSimonSep 19 2021, 8:58 AM
Parents
rG5f2fe48d06c7: [X86][TLI] SimplifyDemandedVectorEltsForTargetNode(): don't break apart…
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