ref: 1d563ec8e9a5a485597a9f9c24d1f5a698f2c8a3
dir: /sys/src/libc/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