/* Copyright (C) 2002-2021 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 2002. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see . */ #ifndef _TLS_H /* Additional definitions for on i686 and up. */ /* Macros to load from and store into segment registers. We can use the 32-bit instructions. */ #define TLS_GET_GS() \ ({ int __seg; __asm ("movl %%gs, %0" : "=q" (__seg)); __seg; }) #define TLS_SET_GS(val) \ __asm ("movl %0, %%gs" :: "q" (val)) /* Get the full set of definitions. */ #include_next #endif /* tls.h */