ref: 14ebbcb75be074a917c6c1bb62b7ac38b0db7ec3 dir: /sys/src/libc/mips/getfcr.s/
TEXT getfsr(SB), $0 MOVW FCR31, R1 RET TEXT setfsr(SB), $0 MOVW R1, FCR31 RET TEXT getfcr(SB), $0 MOVW FCR31, R1 RET TEXT setfcr(SB), $0 MOVW R1, FCR31 RET