tools/perf/arch/riscv/util/Build - linux - Git at Google

 perf-util-y += perf_regs.o
 perf-util-y += header.o

 perf-util-$(CONFIG_LIBTRACEEVENT) += kvm-stat.o
 perf-util-$(CONFIG_LIBDW_DWARF_UNWIND) += unwind-libdw.o
	perf-util-y += perf_regs.o
	perf-util-y += header.o

	perf-util-$(CONFIG_LIBTRACEEVENT) += kvm-stat.o
	perf-util-$(CONFIG_LIBDW_DWARF_UNWIND) += unwind-libdw.o