[llvm] [NVPTX][AsmPrinter] Demonstrate usage of NVPTXTargetAsmStreamer in NVPTXAsmPrinter. (PR #188539)

[Justin Holewinski via llvm-commits]

jholewinski wrote:

LGTM. The history behind this code is largely irrelevant. Most of it dates back to LLVM 3.0 or even earlier.

https://github.com/llvm/llvm-project/pull/188539