FPCSR_C_SHIFT
do { curproc->p_md.md_regs->fsr |= (bits) << FPCSR_C_SHIFT; } while (0)
excbits = (fsr & FPCSR_C_MASK) >> FPCSR_C_SHIFT;
excbits = (fsr & FPCSR_C_MASK) >> FPCSR_C_SHIFT;
excbits = (fsr & FPCSR_C_MASK) >> FPCSR_C_SHIFT;