ref: 600bbfe4aaa9ad0f73d8d73eef1b7670e5f7d3a3 dir: /libkern/getfcr-arm.s/
TEXT setfcr(SB), $0 RET TEXT getfcr(SB), $0 RET TEXT getfsr(SB), $0 RET TEXT setfsr(SB), $0 RET