mirror of
https://sourceware.org/git/glibc.git
synced 2025-11-03 20:53:13 +03:00
44 lines
1.5 KiB
C
44 lines
1.5 KiB
C
/* Macros to test for CPU features on ARM. NaCl version.
|
|
Copyright (C) 2015 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 */
|