[all-commits] [llvm/llvm-project] ffa281: [RISCV] Optimize lowering of VECREDUCE_FMINIMUM/VE...

[Craig Topper via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: ffa2810f7baffaa747b1782ca44207c12d0dd222
      https://github.com/llvm/llvm-project/commit/ffa2810f7baffaa747b1782ca44207c12d0dd222
  Author: Craig Topper <craig.topper at sifive.com>
  Date:   2024-03-14 (Thu, 14 Mar 2024)

  Changed paths:
    M llvm/lib/Target/RISCV/RISCVISelLowering.cpp
    M llvm/test/CodeGen/RISCV/rvv/fixed-vectors-reduction-fp.ll

  Log Message:
  -----------
  [RISCV] Optimize lowering of VECREDUCE_FMINIMUM/VECREDUCE_FMAXIMUM. (#85165)

Use a normal min/max reduction that doesn't propagate nans and force
the result to nan at the end if any elements were nan.



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