ref: ee2174eb6d33da8eea7d1f68101b70deb12a2a4c 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)