[all-commits] [llvm/llvm-project] c41726: [RISCV] Model interleave and deinterleave shuffles...

[Luke Lau via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: c417266db506c2e000931c1f7a78e81879135c0d
      https://github.com/llvm/llvm-project/commit/c417266db506c2e000931c1f7a78e81879135c0d
  Author: Luke Lau <luke at igalia.com>
  Date:   2023-03-10 (Fri, 10 Mar 2023)

  Changed paths:
    M llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp
    M llvm/test/Analysis/CostModel/RISCV/shuffle-interleave.ll

  Log Message:
  -----------
  [RISCV] Model interleave and deinterleave shuffles in cost model

Interleave and deinterleave shuffles are lowered by a more efficient
sequence if the element size is smaller than ELEN.

Reviewed By: reames

Differential Revision: https://reviews.llvm.org/D145678