qemu/tests/tcg/cris/check_settls1.c

46 lines
930 B
C

#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <unistd.h>
#include <sys/syscall.h>
#ifndef SYS_set_thread_area
#define SYS_set_thread_area 243
#endif
int main (void)
{
unsigned long tp, old_tp;
int ret;
asm volatile ("move $pid,%0" : "=r" (old_tp));
old_tp &= ~0xff;
ret = syscall (SYS_set_thread_area, 0xf0);
if (ret != -1 || errno != EINVAL) {
syscall (SYS_set_thread_area, old_tp);
perror ("Invalid thread area accepted:");
abort();
}
ret = syscall (SYS_set_thread_area, 0xeddeed00);
if (ret != 0) {
perror ("Valid thread area not accepted: ");
abort ();
}
asm volatile ("move $pid,%0" : "=r" (tp));
tp &= ~0xff;
syscall (SYS_set_thread_area, old_tp);
if (tp != 0xeddeed00) {
* (volatile int *) 0 = 0;
perror ("tls2");
abort ();
}
printf ("pass\n");
return EXIT_SUCCESS;
}