fpu_emulate
int fpu_emulate(struct frame *, struct fpframe *, ksiginfo_t *);
if (fpu_emulate(fp, &pcb->pcb_fpregs, &ksi) == 0) {
if (fpu_emulate(tf, &pcb->pcb_fpu, ksi)) {
bool fpu_emulate(struct trapframe *, struct fpreg *, ksiginfo_t *);
if (fpu_emulate(tf, &pcb->pcb_fpu, &ksi)) {
if (fpu_emulate(tf, &pcb->pcb_fpu, &ksi)) {
int fpu_emulate(struct lwp *, struct trapframe *, struct fpstate *);
int fpu_emulate(struct lwp *, struct trapframe64 *, struct fpstate64 *);
fpu_emulate(l, tf, fs);
int fpu_emulate(struct trapframe *, struct fpframe *, ksiginfo_t *);
int fpu_emulate(struct trapframe *, struct fpframe *, ksiginfo_t *);