[PATCH] D134273: [AArch64] Enable LSLFast for modern OoO cpus

[Dave Green via Phabricator via llvm-commits]

dmgreen created this revision.
dmgreen added reviewers: labrinea, samtebbs, david-arm, jaykang10.
Herald added subscribers: hiraditya, kristof.beyls.
Herald added a project: All.
dmgreen requested review of this revision.
Herald added a project: LLVM.

This patch enables the LSLFast feature for Cortex-A76, Cortex-A77, Cortex-A78, Cortex-A78C, Cortex-A710, Cortex-X1, Cortex-X2, Neoverse N1, Neoverse N2, Neoverse V1 and the Neoverse 512TB psuedo-cpu, in-line with the software optimization guides for those CPUs.


https://reviews.llvm.org/D134273

Files:
  llvm/lib/Target/AArch64/AArch64.td
  llvm/test/CodeGen/AArch64/aarch64-fold-lslfast.ll

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