ref: b6e82ac3c561b6befec96cc0aa04e5d60bb4176c dir: /sys/src/ape/lib/ap/386/main9.s/
GLOBL _tos(SB), $4 TEXT _main(SB), 1, $0 MOVL AX, _tos(SB) MOVL $_apemain(SB), AX PUSHL AX PUSHL $0 JMPF _callmain(SB)