[all-commits] [llvm/llvm-project] 9e362b: [InstCombine] Remove unused entries in gc-live bun...

[serguei-katkov via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 9e362bb0eb52732cd9224d02bb7ce613bb47c1fc
      https://github.com/llvm/llvm-project/commit/9e362bb0eb52732cd9224d02bb7ce613bb47c1fc
  Author: Serguei Katkov <serguei.katkov at azul.com>
  Date:   2020-08-22 (Sat, 22 Aug 2020)

  Changed paths:
    M llvm/include/llvm/IR/Instructions.h
    M llvm/lib/IR/Instructions.cpp
    M llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp
    M llvm/test/Transforms/InstCombine/statepoint-iter.ll

  Log Message:
  -----------
  [InstCombine] Remove unused entries in gc-live bundle of statepoint

If some of gc live value are not used in gc.relocate we can remove them
from gc-live bundle of statepoint instruction.

Also the CL removes duplicated Values in gc-live bundle.

Reviewers: reames, dantrushin
Reviewed By: dantrushin
Subscribers: llvm-commits
Differential Revision: https://reviews.llvm.org/D85959