static void*
threadentry(void *v)
{
ThreadStart ts;
tcb_fixup(0);
ts = *(ThreadStart*)v;
free(v);
ts.g->stackbase = (uintptr)&ts;
/*
* _cgo_sys_thread_start set stackguard to stack size;
* change to actual guard pointer.
*/
ts.g->stackguard = (uintptr)&ts - ts.g->stackguard + 4096;
/*
* Set specific keys.
*/
setg_gcc((void*)ts.g);
crosscall_386(ts.fn);
return nil;
}
static void*
threadentry(void *v)
{
ThreadStart ts;
stack_t ss;
ts = *(ThreadStart*)v;
free(v);
/*
* Set specific keys.
*/
setg_gcc((void*)ts.g);
// On NetBSD, a new thread inherits the signal stack of the
// creating thread. That confuses minit, so we remove that
// signal stack here before calling the regular mstart. It's
// a bit baroque to remove a signal stack here only to add one
// in minit, but it's a simple change that keeps NetBSD
// working like other OS's. At this point all signals are
// blocked, so there is no race.
memset(&ss, 0, sizeof ss);
ss.ss_flags = SS_DISABLE;
sigaltstack(&ss, nil);
crosscall_amd64(ts.fn);
return nil;
}
static void*
threadentry(void *v)
{
ThreadStart ts;
ts = *(ThreadStart*)v;
free(v);
// Save g for this thread in C TLS
setg_gcc((void*)ts.g);
crosscall_ppc64(ts.fn, (void*)ts.g);
return nil;
}
static void*
threadentry(void *v)
{
ThreadStart ts;
ts = *(ThreadStart*)v;
free(v);
/*
* Set specific keys.
*/
setg_gcc((void*)ts.g);
crosscall_386(ts.fn);
return nil;
}
static void*
threadentry(void *v)
{
if (x_cgo_threadentry) {
return x_cgo_threadentry(v);
}
ThreadStart ts;
ts = *(ThreadStart*)v;
free(v);
/*
* Set specific keys.
*/
setg_gcc((void*)ts.g);
crosscall_amd64(ts.fn);
return nil;
}