ref: b0a059537147237e868b4a8f07922ae8a349e55c dir: /sys/src/libc/68020/main9.s/
TEXT _main(SB), 1, $0 MOVL $a6base(SB), A6 MOVL R0, _tos(SB) PEA main(SB) MOVL $0, TOS JMP _callmain(SB)