[llvm] [GlobalISel][TableGen] Take first result for multi-output instructions (PR #81130)

[Pierre van Houtryve via llvm-commits]

Pierre-vh wrote:

I suspect the difference is due to the fact that TG now handles the pattern instead of the C++ code. Can you verify by checking if it still works if you remove selectG_FABS/G_FNEG?


https://github.com/llvm/llvm-project/pull/81130