DAG: Avoid stack usage in bitcast operand promotion to legal vector#125637

arsenm merged 2 commits intomainllvm/llvm-project:mainfrom

users/arsenm/dag/avoid-stack-usage-promote-int-op-bitcastllvm/llvm-project:users/arsenm/dag/avoid-stack-usage-promote-int-op-bitcastCopy head branch name to clipboard