1 /* Check CPU_FEATURE_ACTIVE on IBT and SHSTK. 2 Copyright (C) 2021-2022 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, see 17 <https://www.gnu.org/licenses/>. */ 18 19 #include <x86intrin.h> 20 #include <sys/platform/x86.h> 21 #include <support/test-driver.h> 22 #include <support/xunistd.h> 23 24 /* Check that CPU_FEATURE_ACTIVE on IBT and SHSTK matches _get_ssp. */ 25 26 static int do_test(void)27do_test (void) 28 { 29 if (_get_ssp () != 0) 30 { 31 if (CPU_FEATURE_ACTIVE (IBT) && CPU_FEATURE_ACTIVE (SHSTK)) 32 return EXIT_SUCCESS; 33 } 34 else 35 { 36 if (!CPU_FEATURE_ACTIVE (IBT) && !CPU_FEATURE_ACTIVE (SHSTK)) 37 return EXIT_SUCCESS; 38 } 39 40 return EXIT_FAILURE; 41 } 42 43 #include <support/test-driver.c> 44