#if defined(__ppc__)
#include <architecture/ppc/cframe.h>
#endif
#include "pthread_internals.h"
void
_pthread_setup(pthread_t thread,
void (*routine)(pthread_t),
vm_address_t vsp)
{
kern_return_t r;
unsigned int count;
#if defined(__ppc__)
struct ppc_thread_state state;
struct ppc_thread_state *ts = &state;
count = PPC_THREAD_STATE_COUNT;
PTHREAD_MACH_CALL(thread_get_state(thread->kernel_thread,
PPC_THREAD_STATE,
(thread_state_t) &state,
&count),
r);
ts->srr0 = (int) routine;
ts->r1 = vsp - C_ARGSAVE_LEN - C_RED_ZONE;
ts->r3 = (int)thread;
PTHREAD_MACH_CALL(thread_set_state(thread->kernel_thread,
PPC_THREAD_STATE,
(thread_state_t) &state,
PPC_THREAD_STATE_COUNT),
r);
#elif defined(__i386__)
i386_thread_state_t state;
i386_thread_state_t *ts = &state;
int *sp = (int *) vsp;
count = i386_THREAD_STATE_COUNT;
PTHREAD_MACH_CALL(thread_get_state(thread->kernel_thread,
i386_THREAD_STATE,
(thread_state_t) &state,
&count),
r);
ts->eip = (int) routine;
*--sp = (int) thread;
*--sp = 0;
ts->esp = (int) sp;
PTHREAD_MACH_CALL(thread_set_state(thread->kernel_thread,
i386_THREAD_STATE,
(thread_state_t) &state,
i386_THREAD_STATE_COUNT),
r);
#else
#error _pthread_setup not defined for this architecture
#endif
}