ref: 2fe3b28f86ed4aa291fb8a620b948abe9c6a1f84
dir: /sys/src/libc/68020/getfcr.s/
TEXT getfsr(SB), $0 MOVL $0, R0 MOVL FPSR, R0 RTS TEXT setfsr(SB), $0 MOVL new+0(FP), R1 MOVL R1, FPSR RTS TEXT getfcr(SB), $0 MOVL $0, R0 MOVL FPCR, R0 RTS TEXT setfcr(SB), $0 MOVL new+0(FP), R1 MOVL R1, FPCR RTS