ref: f88a55e79b5bf656e7f9578d1318a955b9a4963a
dir: /sys/src/libc/arm/getfcr.s/
/* for VFP */ #define VMRS(fp, cpu) WORD $(0xeef00a10 | (fp)<<16 | (cpu)<<12) /* FP → arm */ #define VMSR(cpu, fp) WORD $(0xeee00a10 | (fp)<<16 | (cpu)<<12) /* arm → FP */ #define Fpscr 1 TEXT setfcr(SB), $0 VMSR(0, Fpscr) RET TEXT getfcr(SB), $0 VMRS(Fpscr, 0) RET TEXT getfsr(SB), $0 VMSR(0, Fpscr) RET TEXT setfsr(SB), $0 VMRS(Fpscr, 0) RET