| /* glibc test for TLS in ld.so. */ |
| #include <stdio.h> |
| |
| |
| __thread int foo, bar __attribute__ ((tls_model("local-exec"))); |
| extern __thread int foo_gd asm ("foo") __attribute__ ((tls_model("global-dynamic"))); |
| extern __thread int foo_ld asm ("foo") __attribute__ ((tls_model("local-dynamic"))); |
| extern __thread int foo_ie asm ("foo") __attribute__ ((tls_model("initial-exec"))); |
| extern __thread int bar_gd asm ("bar") __attribute__ ((tls_model("global-dynamic"))); |
| extern __thread int bar_ld asm ("bar") __attribute__ ((tls_model("local-dynamic"))); |
| extern __thread int bar_ie asm ("bar") __attribute__ ((tls_model("initial-exec"))); |
| |
| 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)"); |
| bar = 1; |
| |
| |
| /* Get variables using initial exec model. */ |
| fputs ("get sum of foo and bar (IE)", stdout); |
| ap = &foo_ie; |
| bp = &bar_ie; |
| printf (" = %d\n", *ap + *bp); |
| result |= *ap + *bp != 1; |
| if (*ap != 0 || *bp != 1) |
| { |
| printf ("foo = %d\nbar = %d\n", *ap, *bp); |
| result = 1; |
| } |
| |
| |
| /* Get variables using local dynamic model or TLSDESC. */ |
| fputs ("get sum of foo and bar (LD or TLSDESC)", stdout); |
| ap = &foo_ld; |
| bp = &bar_ld; |
| printf (" = %d\n", *ap + *bp); |
| result |= *ap + *bp != 1; |
| if (*ap != 0 || *bp != 1) |
| { |
| printf ("foo = %d\nbar = %d\n", *ap, *bp); |
| result = 1; |
| } |
| |
| |
| /* Get variables using general dynamic model or TLSDESC. */ |
| fputs ("get sum of foo and bar (GD or TLSDESC)", stdout); |
| ap = &foo_gd; |
| bp = &bar_gd; |
| printf (" = %d\n", *ap + *bp); |
| result |= *ap + *bp != 1; |
| if (*ap != 0 || *bp != 1) |
| { |
| printf ("foo = %d\nbar = %d\n", *ap, *bp); |
| result = 1; |
| } |
| |
| |
| return result; |
| } |
| |
| |
| #include <support/test-driver.c> |