ref: 8bcc99861e091e22f0950be771fdb1f1c01a35a0 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)