diff options
Diffstat (limited to 'elf/tst-tls2.c')
-rw-r--r-- | elf/tst-tls2.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/elf/tst-tls2.c b/elf/tst-tls2.c new file mode 100644 index 0000000000..1810ffa1e3 --- /dev/null +++ b/elf/tst-tls2.c @@ -0,0 +1,84 @@ +/* glibc test for TLS in ld.so. */ +#include <stdio.h> + +#include <tls.h> +#include "tls-macros.h" + + +/* Two 'int' variables in TLS. */ +VAR_INT_DEF(foo); +VAR_INT_DEF(bar); + + +int +main (void) +{ +#ifdef USE_TLS + 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; +#else + return 0; +#endif +} |