ref: dd2ed5326e57ba6768aa0d5b8d2955f9839ca5ec
dir: /sys/src/libc/68000/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