[llvm-branch-commits] [llvm] release/19.x: [RISCV] Don't create BuildPairF64 or SplitF64 nodes without D or Zdinx. (#116159) (PR #121501)

[Craig Topper via llvm-branch-commits]

https://github.com/topperc edited https://github.com/llvm/llvm-project/pull/121501