ref: 7aceac32e8fae763634f28cfccd9ce2356fccab5
dir: /sys/src/ape/lib/ap/68020/main9p.s/
GLOBL _tos(SB), $4 TEXT _mainp(SB), 1, $0 MOVL $a6base(SB), A6 MOVL R0, _tos(SB) PEA _profmain(SB) MOVL $0, TOS JMP _callmain(SB) TEXT _saveret(SB), 1, $0 TEXT _savearg(SB), 1, $0 RTS TEXT _callpc(SB), 1, $0 MOVL argp+0(FP), A0 MOVL 4(A0), R0 RTS