1subdir('alpha') 2subdir('arm') 3subdir('avr') 4subdir('cris') 5subdir('hexagon') 6subdir('hppa') 7subdir('i386') 8subdir('lm32') 9subdir('m68k') 10subdir('microblaze') 11subdir('mips') 12subdir('moxie') 13subdir('nios2') 14subdir('openrisc') 15subdir('ppc') 16subdir('riscv') 17subdir('rx') 18subdir('s390x') 19subdir('sh4') 20subdir('sparc') 21subdir('tricore') 22subdir('unicore32') 23subdir('xtensa') 24