ref: a20312fedddfd8a6338a98b17a85e41ea3d3843a 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)