fpu_implode
fpu_implode(fe, fp, type, (void *)&buf);
fpu_implode(fe, fp, FTYPE_DBL,
fpu_implode(fe, fp, FTYPE_SNG,
fpu_implode(fe, fp, FTYPE_SNG,
fpu_implode(fe, fp, type, (u_int *)&fs->fpr[rt].fpr);
void fpu_implode(struct fpemu *, struct fpn *, int, u_int *);