RegisterIsBeneficial 9461 src/hydrogen.cc       if (current_pos->RegisterIsBeneficial() || FLAG_trace_all_uses) {
RegisterIsBeneficial  192 src/lithium-allocator.cc   while (pos != NULL && !pos->RegisterIsBeneficial()) {
RegisterIsBeneficial  256 src/lithium-allocator.h   bool RegisterIsBeneficial() const;