85 lines
1.5 KiB
C
85 lines
1.5 KiB
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.h>
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#include "tls-macros.h"
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/* Two 'int' variables in TLS. */
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VAR_INT_DEF(foo);
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VAR_INT_DEF(bar);
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int
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main (void)
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{
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#ifdef USE_TLS
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int result = 0;
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int *ap, *bp;
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/* Set the variable using the local exec model. */
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puts ("set bar to 1 (LE)");
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ap = TLS_LE (bar);
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*ap = 1;
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/* Get variables using initial exec model. */
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fputs ("get sum of foo and bar (IE)", stdout);
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ap = TLS_IE (foo);
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bp = TLS_IE (bar);
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printf (" = %d\n", *ap + *bp);
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result |= *ap + *bp != 1;
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if (*ap != 0)
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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 != 1)
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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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/* Get variables using local dynamic model. */
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fputs ("get sum of foo and bar (LD)", stdout);
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ap = TLS_LD (foo);
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bp = TLS_LD (bar);
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printf (" = %d\n", *ap + *bp);
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result |= *ap + *bp != 1;
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if (*ap != 0)
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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 != 1)
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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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/* Get variables using generic dynamic model. */
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fputs ("get sum of foo and bar (GD)", stdout);
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ap = TLS_GD (foo);
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bp = TLS_GD (bar);
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printf (" = %d\n", *ap + *bp);
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result |= *ap + *bp != 1;
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if (*ap != 0)
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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 != 1)
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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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return result;
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#else
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return 0;
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#endif
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}
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