ref: 020b9bdd65d06b73e92264c4cfe96dd73be94aed dir: /sys/src/libc/power64/main9.s/
TEXT _main(SB), 1, $-8 ADD $-16, R1 MOVD $0, R0 MOVD $setSB(SB), R2 MOVD R3, _tos(SB) MOVD $main(SB), R3 MOVD R0, LR MOVD $_callmain(SB), R4 MOVD R4, CTR BR (CTR)