1*f8bc6aafSDavid du Colombier #include <u.h> 2*f8bc6aafSDavid du Colombier #include <libc.h> 3*f8bc6aafSDavid du Colombier #include <thread.h> 4*f8bc6aafSDavid du Colombier #include "threadimpl.h" 5*f8bc6aafSDavid du Colombier 6*f8bc6aafSDavid du Colombier /* first argument goes in a register; simplest just to ignore it */ 7*f8bc6aafSDavid du Colombier static void launcherspim64(int,void (* f)(void * arg),void * arg)8*f8bc6aafSDavid du Colombierlauncherspim64(int, void (*f)(void *arg), void *arg) 9*f8bc6aafSDavid du Colombier { 10*f8bc6aafSDavid du Colombier (*f)(arg); 11*f8bc6aafSDavid du Colombier threadexits(nil); 12*f8bc6aafSDavid du Colombier } 13*f8bc6aafSDavid du Colombier 14*f8bc6aafSDavid du Colombier void _threadinitstack(Thread * t,void (* f)(void *),void * arg)15*f8bc6aafSDavid du Colombier_threadinitstack(Thread *t, void (*f)(void*), void *arg) 16*f8bc6aafSDavid du Colombier { 17*f8bc6aafSDavid du Colombier uvlong *tos; 18*f8bc6aafSDavid du Colombier 19*f8bc6aafSDavid du Colombier tos = (uvlong*)&t->stk[t->stksize&~7]; 20*f8bc6aafSDavid du Colombier *--tos = (uvlong)arg; 21*f8bc6aafSDavid du Colombier *--tos = (uvlong)f; 22*f8bc6aafSDavid du Colombier *--tos = 0; /* first arg to launcherspim64 */ 23*f8bc6aafSDavid du Colombier *--tos = 0; /* place to store return PC */ 24*f8bc6aafSDavid du Colombier t->sched[JMPBUFPC] = (uvlong)launcherspim64+JMPBUFDPC; 25*f8bc6aafSDavid du Colombier t->sched[JMPBUFSP] = (uvlong)tos; 26*f8bc6aafSDavid du Colombier } 27