[PATCH] D52010: RegAllocFast: Rewrite and improve

[Jay Foad via Phabricator via llvm-commits]

foad added a comment.

With this patch applied I'm getting:

  $ ~/llvm-debug/bin/llc -march=amdgcn -o /dev/null -regalloc=fast x.ll
  llc: /home/jayfoad2/git/llvm-project/llvm/lib/CodeGen/RegAllocFast.cpp:876: void (anonymous namespace)::RegAllocFast::useVirtReg(llvm::MachineInstr &, unsigned int, llvm::Register): Assertion `!MO.isTied() && "tied op should be allocated"' failed.

F12956744: x.ll <https://reviews.llvm.org/F12956744>


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D52010/new/

https://reviews.llvm.org/D52010