42 struct pcb {  struct
43 	struct _special		pcb_special;  argument
44 	struct _callee_saved	pcb_preserved;  argument
45 	struct _callee_saved_fp	pcb_preserved_fp;  argument
46 	struct _high_fp		pcb_high_fp;  argument
47 	struct pcpu		*pcb_fpcpu;  argument
48 	kmutex_t		pcb_fpcpu_slock;  argument
52 	uint64_t		pcb_ia32_cflg;  argument
53 	uint64_t		pcb_ia32_eflag;  argument
54 	uint64_t		pcb_ia32_fcr;  argument
55 	uint64_t		pcb_ia32_fdr;  argument
56 	uint64_t		pcb_ia32_fir;  argument
57 	uint64_t		pcb_ia32_fsr;  argument
59 	uint64_t		pcb_onfault;	/* for copy faults */  argument