1perf-$(CONFIG_DWARF) += dwarf-regs.o 2 3perf-$(CONFIG_LOCAL_LIBUNWIND) += unwind-libunwind.o 4perf-$(CONFIG_LIBDW_DWARF_UNWIND) += unwind-libdw.o 5 6perf-$(CONFIG_AUXTRACE) += pmu.o auxtrace.o cs-etm.o 7