[llvm] [FastIsel] Get the right register type for call instruction (PR #164565)

[Phoebe Wang via llvm-commits]

phoebewang wrote:

@LuoYuanke Would you help verify the initial problems reported in #134222 and https://github.com/llvm/llvm-project/issues/151692 and close them if they are solved?

https://github.com/llvm/llvm-project/pull/164565