ref: 549a6745e3b6a69c9a14deb5090b8fa1ad444f06
dir: /sys/src/ape/lib/9/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