PeepholeOpt: Do not skip reg_sequence sources with subregs#125667

arsenm merged 2 commits intomainllvm/llvm-project:mainfrom

users/arsenm/peephole-opt/do-not-skip-rewrite-reg-sequence-with-subreg-inputllvm/llvm-project:users/arsenm/peephole-opt/do-not-skip-rewrite-reg-sequence-with-subreg-inputCopy head branch name to clipboard