ref: 9ced712a2ad70557a8ceb89ff3b969b92c85f68c dir: /sys/src/libc/68000/main9.s/
TEXT _main(SB), 1, $0 MOVL $a6base(SB), A6 MOVL R0, _tos(SB) PEA main(SB) MOVL $0, TOS JMP _callmain(SB)