| /* Macros to test for CPU features on ARM. NaCl version. |
| Copyright (C) 2015-2016 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 |
| <http://www.gnu.org/licenses/>. */ |
| |
| #ifndef _NACL_ARM_FEATURES_H |
| #define _NACL_ARM_FEATURES_H 1 |
| |
| #ifdef __SOFTFP__ |
| # error NaCl should always have VFP enabled |
| #endif |
| |
| /* NaCl does not support iWMMXt at all. */ |
| #define ARM_ASSUME_NO_IWMMXT 1 |
| |
| /* NaCl does not allow instructions to target the pc register. */ |
| #define ARM_ALWAYS_BX 1 |
| |
| /* Computed branch targets must be bundle-aligned, which is to 16 bytes. */ |
| #define ARM_BX_ALIGN_LOG2 4 |
| |
| /* Two-register addressing modes are never allowed. */ |
| #define ARM_NO_INDEX_REGISTER 1 |
| |
| /* Only ARM mode code is allowed, never Thumb mode. */ |
| #define NO_THUMB |
| |
| #include_next <arm-features.h> |
| |
| #endif /* arm-features.h */ |