Blame elf/tst-tls3.c

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/* glibc test for TLS in ld.so.  */
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#include <stdio.h>
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#include "tls-macros.h"
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/* One define int variable, two externs.  */
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COMMON_INT_DECL(foo);
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VAR_INT_DECL(bar);
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VAR_INT_DEF(baz);
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extern int in_dso (void);
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static int
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do_test (void)
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{
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  int result = 0;
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  int *ap, *bp, *cp;
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  /* Set the variable using the local exec model.  */
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  puts ("set baz to 3 (LE)");
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  ap = TLS_LE (baz);
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  *ap = 3;
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  /* Get variables using initial exec model.  */
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  puts ("set variables foo and bar (IE)");
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  ap = TLS_IE (foo);
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  *ap = 1;
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  bp = TLS_IE (bar);
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  *bp = 2;
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  /* Get variables using local dynamic model.  */
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  fputs ("get sum of foo, bar (GD) and baz (LD)", stdout);
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  ap = TLS_GD (foo);
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  bp = TLS_GD (bar);
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  cp = TLS_LD (baz);
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  printf (" = %d\n", *ap + *bp + *cp);
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  result |= *ap + *bp + *cp != 6;
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  if (*ap != 1)
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    {
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      printf ("foo = %d\n", *ap);
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      result = 1;
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    }
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  if (*bp != 2)
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    {
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      printf ("bar = %d\n", *bp);
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      result = 1;
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    }
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  if (*cp != 3)
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    {
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      printf ("baz = %d\n", *cp);
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      result = 1;
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    }
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  result |= in_dso ();
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  return result;
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}
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#include <support/test-driver.c>