[all-commits] [llvm/llvm-project] ea8014: [NVPTX] Add builtin for 'exit' handling (#79777)

[Joseph Huber via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: ea8014046c7f7c81f92d24832b873d356b2b6712
      https://github.com/llvm/llvm-project/commit/ea8014046c7f7c81f92d24832b873d356b2b6712
  Author: Joseph Huber <huberjn at outlook.com>
  Date:   2024-01-29 (Mon, 29 Jan 2024)

  Changed paths:
    M clang/include/clang/Basic/BuiltinsNVPTX.def
    M clang/test/CodeGen/builtins-nvptx.c
    M llvm/include/llvm/IR/IntrinsicsNVVM.td
    M llvm/lib/Target/NVPTX/NVPTXIntrinsics.td
    M llvm/test/CodeGen/NVPTX/intrinsics.ll

  Log Message:
  -----------
  [NVPTX] Add builtin for 'exit' handling (#79777)

Summary:
The PTX ISA has always supported the 'exit' instruction to terminate
individual threads. This patch adds a builtin to handle it. See the PTX
documentation for further details.

https://docs.nvidia.com/cuda/parallel-thread-execution/index.html#control-flow-instructions-exit