ref: 7b2a6f7d4f09ae01a9ef6b152b04f5e5cba72358 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)