glibc/elf/tst-tls1.c
Jakub Jelinek 32c075e1f0 .
2007-07-31 13:33:18 +00:00

86 lines
1.5 KiB
C

/* glibc test for TLS in ld.so. */
#include <stdio.h>
#include <tls.h>
#include "tls-macros.h"
/* Two common 'int' variables in TLS. */
COMMON_INT_DEF(foo);
COMMON_INT_DEF(bar);
#define TEST_FUNCTION do_test ()
static int
do_test (void)
{
int result = 0;
int *ap, *bp;
/* Set the variable using the local exec model. */
puts ("set bar to 1 (LE)");
ap = TLS_LE (bar);
*ap = 1;
/* Get variables using initial exec model. */
fputs ("get sum of foo and bar (IE)", stdout);
ap = TLS_IE (foo);
bp = TLS_IE (bar);
printf (" = %d\n", *ap + *bp);
result |= *ap + *bp != 1;
if (*ap != 0)
{
printf ("foo = %d\n", *ap);
result = 1;
}
if (*bp != 1)
{
printf ("bar = %d\n", *bp);
result = 1;
}
/* Get variables using local dynamic model. */
fputs ("get sum of foo and bar (LD)", stdout);
ap = TLS_LD (foo);
bp = TLS_LD (bar);
printf (" = %d\n", *ap + *bp);
result |= *ap + *bp != 1;
if (*ap != 0)
{
printf ("foo = %d\n", *ap);
result = 1;
}
if (*bp != 1)
{
printf ("bar = %d\n", *bp);
result = 1;
}
/* Get variables using generic dynamic model. */
fputs ("get sum of foo and bar (GD)", stdout);
ap = TLS_GD (foo);
bp = TLS_GD (bar);
printf (" = %d\n", *ap + *bp);
result |= *ap + *bp != 1;
if (*ap != 0)
{
printf ("foo = %d\n", *ap);
result = 1;
}
if (*bp != 1)
{
printf ("bar = %d\n", *bp);
result = 1;
}
return result;
}
#include "../test-skeleton.c"