ref: c06291a2d7cf50b6d4fb8599edee4a608b886124 dir: /sys/src/libc/mips/main9.s/
TEXT _main(SB), 1, $0 ADD $-8, R29 MOVW $setR30(SB), R30 MOVW R1, _tos(SB) MOVW $main(SB), R1 MOVW $0, R31 JMP _callmain(SB)