73 lwp_getsysent(klwp_t *lwp)  in lwp_getsysent()  argument
75 	if (lwp_getdatamodel(lwp) == DATAMODEL_NATIVE)  in lwp_getsysent()
79 #define	LWP_GETSYSENT(lwp)	(lwp_getsysent(lwp))  argument
81 #define	LWP_GETSYSENT(lwp)	(sysent)  argument
91 xregrestore(klwp_t *lwp, int shared)  in xregrestore()  argument
97 	if (lwp->lwp_pcb.pcb_xregstat == XREGMODIFIED) {  in xregrestore()
98 		struct machpcb *mpcb = lwptompcb(lwp);  in xregrestore()
99 		caddr_t sp = (caddr_t)lwptoregs(lwp)->r_sp;  in xregrestore()
105 		if (lwp_getdatamodel(lwp) == DATAMODEL_LP64) {  in xregrestore()
117 			(void) copyout_nowatch(&lwp->lwp_pcb.pcb_xregs,  in xregrestore()
124 			rwindow_nto32(&lwp->lwp_pcb.pcb_xregs, &rwindow32);  in xregrestore()
133 		bcopy(&lwp->lwp_pcb.pcb_xregs, &mpcb->mpcb_rwin[0],  in xregrestore()
134 		    sizeof (lwp->lwp_pcb.pcb_xregs));  in xregrestore()
136 	lwp->lwp_pcb.pcb_xregstat = XREGNONE;  in xregrestore()
148 get_syscall_args(klwp_t *lwp, long *argp, int *nargsp)  in get_syscall_args()  argument
150 	kthread_t	*t = lwptot(lwp);  in get_syscall_args()
156 	if (lwptoproc(lwp)->p_model == DATAMODEL_ILP32)  in get_syscall_args()
163 		nargs = LWP_GETSYSENT(lwp)[code].sy_narg;  in get_syscall_args()
168 		ap = lwp->lwp_ap;  in get_syscall_args()
182 get_syscall32_args(klwp_t *lwp, int *argp, int *nargsp)  in get_syscall32_args()  argument
187 	code = get_syscall_args(lwp, args, nargsp);  in get_syscall32_args()
209 	klwp_t		*lwp = ttolwp(t);  in save_syscall_args()  local
210 	struct regs	*rp = lwptoregs(lwp);  in save_syscall_args()
217 	if (lwp->lwp_argsaved || code == 0)  in save_syscall_args()
223 		struct sysent *se = LWP_GETSYSENT(lwp);  in save_syscall_args()
256 	if ((datamodel = lwp_getdatamodel(lwp)) == DATAMODEL_ILP32) {  in save_syscall_args()
260 			lwp->lwp_arg[0] = (uint32_t)rp->r_o1;  in save_syscall_args()
261 			lwp->lwp_arg[1] = (uint32_t)rp->r_o2;  in save_syscall_args()
262 			lwp->lwp_arg[2] = (uint32_t)rp->r_o3;  in save_syscall_args()
263 			lwp->lwp_arg[3] = (uint32_t)rp->r_o4;  in save_syscall_args()
264 			lwp->lwp_arg[4] = (uint32_t)rp->r_o5;  in save_syscall_args()
272 					lwp->lwp_arg[i] = a;  in save_syscall_args()
277 			lwp->lwp_arg[0] = (uint32_t)rp->r_o0;  in save_syscall_args()
278 			lwp->lwp_arg[1] = (uint32_t)rp->r_o1;  in save_syscall_args()
279 			lwp->lwp_arg[2] = (uint32_t)rp->r_o2;  in save_syscall_args()
280 			lwp->lwp_arg[3] = (uint32_t)rp->r_o3;  in save_syscall_args()
281 			lwp->lwp_arg[4] = (uint32_t)rp->r_o4;  in save_syscall_args()
282 			lwp->lwp_arg[5] = (uint32_t)rp->r_o5;  in save_syscall_args()
290 					lwp->lwp_arg[i] = a;  in save_syscall_args()
297 		lwp->lwp_arg[0] = rp->r_o0;  in save_syscall_args()
298 		lwp->lwp_arg[1] = rp->r_o1;  in save_syscall_args()
299 		lwp->lwp_arg[2] = rp->r_o2;  in save_syscall_args()
300 		lwp->lwp_arg[3] = rp->r_o3;  in save_syscall_args()
301 		lwp->lwp_arg[4] = rp->r_o4;  in save_syscall_args()
302 		lwp->lwp_arg[5] = rp->r_o5;  in save_syscall_args()
309 				lwp->lwp_arg[i] = a;  in save_syscall_args()
316 	lwp->lwp_ap = lwp->lwp_arg;  in save_syscall_args()
317 	lwp->lwp_argsaved = 1;  in save_syscall_args()
325 	klwp_t *lwp = ttolwp(curthread);  in reset_syscall_args()  local
327 	lwp->lwp_ap = (long *)&lwptoregs(lwp)->r_o0;  in reset_syscall_args()
328 	lwp->lwp_argsaved = 0;  in reset_syscall_args()
357 	klwp_t *lwp = ttolwp(t);  in pre_syscall()  local
358 	struct regs *rp = lwptoregs(lwp);  in pre_syscall()
374 	ASSERT(lwp->lwp_ap == (long *)&rp->r_o0);  in pre_syscall()
398 	if (lwp->lwp_pcb.pcb_step != STEP_NONE) {  in pre_syscall()
435 				lwp->lwp_argsaved = 0;  in pre_syscall()
436 				lwp->lwp_ap = (long *)&rp->r_o0;  in pre_syscall()
443 	if (lwp->lwp_sysabort) {  in pre_syscall()
449 		lwp->lwp_sysabort = 0;  in pre_syscall()
462 			    0, lwp)) {  in pre_syscall()
464 				lwp->lwp_error = 0;	/* for old drivers */  in pre_syscall()
492 			callp = LWP_GETSYSENT(lwp) + code;  in pre_syscall()
504 		for (i = 0, ap = lwp->lwp_ap; i < callp->sy_narg; i++, ap++) {  in pre_syscall()
521 	lwp->lwp_error = 0;	/* for old drivers */  in pre_syscall()
522 	lwp->lwp_badpriv = PRIV_NONE;	/* for privilege tracing */  in pre_syscall()
539 	klwp_t	*lwp = ttolwp(t);  in post_syscall()  local
540 	struct regs *rp = lwptoregs(lwp);  in post_syscall()
549 	error = lwp->lwp_errno;  in post_syscall()
599 	if (lwp->lwp_eosys == NORMALRETURN) {  in post_syscall()
627 			    (sig = lwp->lwp_cursig) != 0 &&  in post_syscall()
682 		if (lwp->lwp_oweupc)  in post_syscall()
693 	lwp->lwp_eosys = NORMALRETURN;  in post_syscall()
752 		if (ISSIG_PENDING(t, lwp, p)) {  in post_syscall()
760 			    LWP_GETSYSENT(lwp)[code].sy_narg : 0;  in post_syscall()
771 		if (lwp->lwp_pcb.pcb_flags & CPC_OVERFLOW)  in post_syscall()
779 		if (lwp->lwp_pcb.pcb_flags & ASYNC_HWERR)  in post_syscall()
787 	if (lwp->lwp_pcb.pcb_xregstat != XREGNONE)  in post_syscall()
788 		xregrestore(lwp, 1);  in post_syscall()
790 	lwp->lwp_errno = 0;		/* clear error for next time */  in post_syscall()
814 	lwp->lwp_state = LWP_USER;  in post_syscall()
829 	if (lwp->lwp_pcb.pcb_step != STEP_NONE) {  in post_syscall()
840 	lwp->lwp_ap = (long *)&rp->r_o0;  in post_syscall()
841 	lwp->lwp_argsaved = 0;  in post_syscall()
857 	if (lwp->lwp_ustack != 0 && lwp->lwp_old_stk_ctl != 0) {  in post_syscall()
876 			if (copyin((stack_t *)lwp->lwp_ustack, &stk,  in post_syscall()
878 			    (stk.ss_size == lwp->lwp_old_stk_ctl ||  in post_syscall()
886 				    (stack_t *)lwp->lwp_ustack,  in post_syscall()
892 			if (copyin((stack32_t *)lwp->lwp_ustack, &stk32,  in post_syscall()
894 			    (stk32.ss_size == lwp->lwp_old_stk_ctl ||  in post_syscall()
902 				    (stack32_t *)lwp->lwp_ustack,  in post_syscall()
907 		lwp->lwp_old_stk_ctl = 0;  in post_syscall()
924 	klwp_t	*lwp = ttolwp(curthread);  in syscall_ap()  local
925 	struct regs *rp = lwptoregs(lwp);  in syscall_ap()
927 	callp = LWP_GETSYSENT(lwp) + curthread->t_sysnum;  in syscall_ap()
938 	lwp->lwp_error = 0;	/* for old drivers */  in syscall_ap()
939 	error = (*(callp->sy_call))(lwp->lwp_ap, &rval);  in syscall_ap()
1057 	klwp_t		*lwp = ttolwp(curthread);  in indir()  local
1063 	ASSERT(lwp->lwp_ap != NULL);  in indir()
1066 	callp = LWP_GETSYSENT(lwp) + code;  in indir()
1074 	} else if (!lwp->lwp_argsaved) {  in indir()
1077 		ap = lwp->lwp_ap;		/* args haven't been saved */  in indir()
1078 		lwp->lwp_ap = ap + 1;		/* advance arg pointer */  in indir()
1081 	return ((*callp->sy_callc)(a0, a1, a2, a3, a4, lwp->lwp_arg[5]));  in indir()