ref: 8a45afd47d2545b2d85aecf9ec5af90cba3905d3
dir: /sys/src/libc/arm/main9p.s/
arg=0 sp=13 sb=12 lr=14 TEXT _mainp(SB), 1, $0 SUB $8, R(sp) MOVW $setR12(SB), R(sb) MOVW R(arg), _tos(SB) MOVW $_profmain(SB), R(arg) MOVW $0, R(lr) B _callmain(SB) MOVW $_div(SB), R(arg) /* force loading of div */ MOVW $_profin(SB), R(arg) /* force loading of profile */ TEXT _saveret(SB), 1, $0 TEXT _savearg(SB), 1, $0 RET TEXT _callpc(SB), 1, $-4 MOVW 0(R13), R(arg) RET