kolibrios/programs/develop/libraries/newlib/crt/crt2.c

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#include <newlib.h>
void init_reent();
void __attribute__((noreturn))
__thread_startup (int (*entry)(void*), void *param,
void *stacklow, void *stackhigh)
{
int retval;
__asm__ __volatile__( // save stack limits
"movl %0, %%fs:4 \n\t" // use TLS
"movl %1, %%fs:8 \n\t"
::"r"(stacklow), "r"(stackhigh));
init_reent(); // initialize thread reentry structure
retval = entry(param); // call user thread function
_exit(retval);
};