[all-commits] [llvm/llvm-project] c1b746: Revert "RegAlloc: do not consider liveins to EH-pa...

[Tim Northover via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: c1b7460b5b705d983ac40ac37449911d132c7db4
      https://github.com/llvm/llvm-project/commit/c1b7460b5b705d983ac40ac37449911d132c7db4
  Author: Tim Northover <t.p.northover at gmail.com>
  Date:   2021-04-29 (Thu, 29 Apr 2021)

  Changed paths:
    M llvm/lib/CodeGen/RegAllocFast.cpp
    M llvm/test/CodeGen/X86/fast-isel-cmp-branch.ll
    R llvm/test/CodeGen/X86/regalloc-tight-invoke.ll

  Log Message:
  -----------
  Revert "RegAlloc: do not consider liveins to EH-pad successors as liveout."

Some liveins *can* come from this block (e.g. any SSA value except the call),
it's only the ones that produce `landingpad` values that can't and I didn't
think it through properly.