[all-commits] [llvm/llvm-project] 1c80a6: [Statepoints] FixupStatepoint: properly set isKill...

[dantrushin via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 1c80a6ce5f2217c01fb40bd43bc5bf094c32278a
      https://github.com/llvm/llvm-project/commit/1c80a6ce5f2217c01fb40bd43bc5bf094c32278a
  Author: Denis Antrushin <dantrushin at gmail.com>
  Date:   2020-08-14 (Fri, 14 Aug 2020)

  Changed paths:
    M llvm/lib/CodeGen/FixupStatepointCallerSaved.cpp
    M llvm/test/CodeGen/X86/statepoint-fixup-copy-prop-neg.mir

  Log Message:
  -----------
  [Statepoints] FixupStatepoint: properly set isKill on spilled register.

When spilling statepoint meta arg register it is incorrect to blindly
mark it as killed - it may be used in non-meta args (e.g., as call
parameter).