[all-commits] [llvm/llvm-project] 22db91: [RISCV] Another length changing shuffle lowering case

[Philip Reames via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 22db91c5e8d212fb96e134be4a591d8d4fa1462b
      https://github.com/llvm/llvm-project/commit/22db91c5e8d212fb96e134be4a591d8d4fa1462b
  Author: Philip Reames <preames at rivosinc.com>
  Date:   2024-11-04 (Mon, 04 Nov 2024)

  Changed paths:
    M llvm/test/CodeGen/RISCV/rvv/fixed-vectors-shuffle-changes-length.ll

  Log Message:
  -----------
  [RISCV] Another length changing shuffle lowering case

"32" is currently a special number - it's one past the maximum representable
immediate on a vslidedown.vi and thus the first sub-vector we do *not*
consider "cheap" in RISCVTargetLowering::isExtractSubvectorCheap.



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