/* Test that __tls_get_addr preserves caller-saved registers. Copyright (C) 2025 Free Software Foundation, Inc. This file is part of the GNU C Library. 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 . */ #include struct tls { int64_t a, b, c, d; }; extern struct tls *apply_tls (struct tls *); /* An architecture can define them to verify that caller-saved registers aren't changed by __tls_get_addr. */ #ifndef INIT_TLS_CALL # define INIT_TLS_CALL() #endif #ifndef BEFORE_TLS_CALL # define BEFORE_TLS_CALL() #endif #ifndef AFTER_TLS_CALL # define AFTER_TLS_CALL() #endif