[all-commits] [llvm/llvm-project] 03798f: {RISCV] Backout cttz/ctlz instruction costs

[Philip Reames via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 03798f268be127c3dbd5805e744e6e0ec9c2cf44
      https://github.com/llvm/llvm-project/commit/03798f268be127c3dbd5805e744e6e0ec9c2cf44
  Author: Philip Reames <preames at rivosinc.com>
  Date:   2022-08-24 (Wed, 24 Aug 2022)

  Changed paths:
    M llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp
    M llvm/test/Analysis/CostModel/RISCV/integer-bit-manip.ll

  Log Message:
  -----------
  {RISCV] Backout cttz/ctlz instruction costs

Craig points out correctly in post-commit review that these depend on the availability of floating point extensions.