[PATCH] D155211: [NVPTX] Add initial support for '.alias' in PTX

[Joseph Huber via Phabricator via cfe-commits]

jhuber6 created this revision.
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This patch adds initial support for using aliases when targeting PTX. We
perform a pretty strict conversion from the globals referenced to the
expected output.

These cannot currently be used due to a bug in the `nvlink`
implementation that causes aliases to pruned functions to crash the
linker.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D155211

Files:
  clang/lib/Sema/SemaDeclAttr.cpp
  llvm/lib/Target/NVPTX/NVPTXAsmPrinter.cpp
  llvm/lib/Target/NVPTX/NVPTXAsmPrinter.h
  llvm/test/CodeGen/NVPTX/alias-errors.ll
  llvm/test/CodeGen/NVPTX/alias.ll

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