[all-commits] [llvm/llvm-project] 18ab52: [RISCV][P-ext] Support plui.h/w in generateInstSeq...

[Craig Topper via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 18ab5209d7130ddb34fc58249b6e12cc8c5bb597
      https://github.com/llvm/llvm-project/commit/18ab5209d7130ddb34fc58249b6e12cc8c5bb597
  Author: Craig Topper <craig.topper at sifive.com>
  Date:   2026-04-14 (Tue, 14 Apr 2026)

  Changed paths:
    M llvm/lib/Target/RISCV/MCTargetDesc/RISCVMatInt.cpp
    M llvm/test/CodeGen/RISCV/rv32p.ll
    M llvm/test/CodeGen/RISCV/rv64p.ll
    M llvm/test/MC/RISCV/rv32p-aliases-valid.s
    M llvm/test/MC/RISCV/rv64p-aliases-valid.s

  Log Message:
  -----------
  [RISCV][P-ext] Support plui.h/w in generateInstSeqImpl. (#192137)

There's some overlap in the pli/plui encodings. I've modified the code
to prefer pli.b over pli.h and to prefer pli.h over plui.h. This matches
what we do in the splat_vector path in RISCVISelDAGToDAG.



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