DW_LNS_set_isa 142 tools/perf/util/genelf_debug.c #define DW_LNS_num_opcode (DW_LNS_set_isa + 1) DW_LNS_set_isa 167 tools/perf/util/genelf_debug.c [DW_LNS_set_isa] = 1,