fpu_trap
extern void fpu_trap(struct regs *rp, caddr_t addr, uint32_t type,
extern void fpu_trap(
fpu_trap(rp, pfpsd->fp_trapaddr, T_FP_EXCEPTION_IEEE,
fpu_trap(rp, pfpsd->fp_trapaddr, T_DATA_EXCEPTION, 0);
fpu_trap(rp, pfpsd->fp_trapaddr, T_ALIGNMENT, 0);
fpu_trap(rp, pfpsd->fp_trapaddr, T_UNIMP_INSTR, 0);