ref: 4d99c9c4c14b9bec61773bd7c84f296b8aa1ec2b
dir: /sys/src/ape/lib/ap/power64/main9p.s/
GLOBL _tos(SB), $8 TEXT _mainp(SB), 1, $-8 ADD $-16, R1 MOVD $0, R0 MOVD $setSB(SB), R2 MOVD RARG, _tos(SB) MOVD $_profmain(SB), RARG MOVD R0, LR MOVD $_callmain(SB), R4 MOVD R4, CTR BR (CTR) TEXT _callpc(SB), 1, $-8 MOVD argp-8(FP), RARG TEXT _saveret(SB), 1, $-8 TEXT _savearg(SB), 1, $-8 RETURN