ref: c3ec9afbcf4ac12480d7d0932aa0254cf9193601 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)