[all-commits] [llvm/llvm-project] ac20e5: [AArch64] Implement FCOPYSIGN for SVE.

[Eli Friedman via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: ac20e569117d0f75ac5da478f46f7ab0824247e9
      https://github.com/llvm/llvm-project/commit/ac20e569117d0f75ac5da478f46f7ab0824247e9
  Author: Eli Friedman <efriedma at quicinc.com>
  Date:   2021-08-09 (Mon, 09 Aug 2021)

  Changed paths:
    M llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
    A llvm/test/CodeGen/AArch64/sve-fcopysign.ll

  Log Message:
  -----------
  [AArch64] Implement FCOPYSIGN for SVE.

I was originally going to try to implement this in target-independent
code, but it's actually sort of tricky to generate the correct sequence
for vectors like nxv2f32.  So just stick this in target-specific code,
at least for now.

Differential Revision: https://reviews.llvm.org/D107608