ref: 7c62868a9fb501b132cb9d2a24b38a19edf13a90
dir: /sys/src/ape/lib/ap/power/getfcr.s/
TEXT getfcr(SB), $8 MOVFL FPSCR, F3 FMOVD F3, f-8(SP) MOVW -4(SP), R3 RETURN TEXT getfsr(SB), $8 MOVFL FPSCR, F3 FMOVD F3, f-8(SP) MOVW -4(SP), R3 RETURN TEXT setfcr(SB), $8 SYNC MOVW R3, -4(SP) FMOVD -8(SP), F3 MOVFL F3, FPSCR ISYNC RETURN TEXT setfsr(SB), $8 SYNC MOVW R3, -4(SP) FMOVD -8(SP), F3 MOVFL F3, FPSCR ISYNC RETURN