diff options
Diffstat (limited to 'sysdeps/i386')
| -rw-r--r-- | sysdeps/i386/nptl/tls.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/sysdeps/i386/nptl/tls.h b/sysdeps/i386/nptl/tls.h index b74347bacd..ab98c24a02 100644 --- a/sysdeps/i386/nptl/tls.h +++ b/sysdeps/i386/nptl/tls.h @@ -234,11 +234,16 @@ tls_fill_user_desc (union user_desc_init *desc, assignments like pthread_descr self = thread_self(); do not get optimized away. */ -# define THREAD_SELF \ +# if __GNUC_PREREQ (6, 0) +# define THREAD_SELF \ + (*(struct pthread *__seg_gs *) offsetof (struct pthread, header.self)) +# else +# define THREAD_SELF \ ({ struct pthread *__self; \ asm ("movl %%gs:%c1,%0" : "=r" (__self) \ : "i" (offsetof (struct pthread, header.self))); \ __self;}) +# endif /* Magic for libthread_db to know how to do THREAD_SELF. */ # define DB_THREAD_SELF \ |