| /* |
| * Copyright (c) 2014 ARM Ltd |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. The name of the company may not be used to endorse or promote |
| * products derived from this software without specific prior written |
| * permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY ARM LTD ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| * IN NO EVENT SHALL ARM LTD BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED |
| * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef __ARM_ARCH |
| |
| /* ACLE standardises a set of pre-defines that describe the ARM architecture. |
| These were mostly implemented in GCC around GCC-4.8; older versions |
| have no, or only partial support. To provide a level of backwards |
| compatibility we try to work out what the definitions should be, given |
| the older pre-defines that GCC did produce. This isn't complete, but |
| it should be enough for use by routines that depend on this header. */ |
| |
| /* No need to handle ARMv8, GCC had ACLE support before that. */ |
| |
| # ifdef __ARM_ARCH_7__ |
| /* The common subset of ARMv7 in all profiles. */ |
| # define __ARM_ARCH 7 |
| # define __ARM_ARCH_ISA_THUMB 2 |
| # define __ARM_FEATURE_CLZ |
| # define __ARM_FEATURE_LDREX 7 |
| # define __ARM_FEATURE_UNALIGNED |
| # endif |
| |
| # if defined (__ARM_ARCH_7A__) || defined (__ARM_ARCH_7R__) |
| # define __ARM_ARCH 7 |
| # define __ARM_ARCH_ISA_THUMB 2 |
| # define __ARM_ARCH_ISA_ARM |
| # define __ARM_FEATURE_CLZ |
| # define __ARM_FEATURE_SIMD32 |
| # define __ARM_FEATURE_DSP |
| # define __ARM_FEATURE_QBIT |
| # define __ARM_FEATURE_SAT |
| # define __ARM_FEATURE_LDREX 15 |
| # define __ARM_FEATURE_UNALIGNED |
| # ifdef __ARM_ARCH_7A__ |
| # define __ARM_ARCH_PROFILE 'A' |
| # else |
| # define __ARM_ARCH_PROFILE 'R' |
| # endif |
| # endif |
| |
| # ifdef __ARM_ARCH_7EM__ |
| # define __ARM_ARCH 7 |
| # define __ARM_ARCH_ISA_THUMB 2 |
| # define __ARM_FEATURE_CLZ |
| # define __ARM_FEATURE_SIMD32 |
| # define __ARM_FEATURE_DSP |
| # define __ARM_FEATURE_QBIT |
| # define __ARM_FEATURE_SAT |
| # define __ARM_FEATURE_LDREX 7 |
| # define __ARM_FEATURE_UNALIGNED |
| # define __ARM_ARCH_PROFILE 'M' |
| # endif |
| |
| # ifdef __ARM_ARCH_7M__ |
| # define __ARM_ARCH 7 |
| # define __ARM_ARCH_ISA_THUMB 2 |
| # define __ARM_FEATURE_CLZ |
| # define __ARM_FEATURE_QBIT |
| # define __ARM_FEATURE_SAT |
| # define __ARM_FEATURE_LDREX 7 |
| # define __ARM_FEATURE_UNALIGNED |
| # define __ARM_ARCH_PROFILE 'M' |
| # endif |
| |
| # ifdef __ARM_ARCH_6T2__ |
| # define __ARM_ARCH 6 |
| # define __ARM_ARCH_ISA_THUMB 2 |
| # define __ARM_ARCH_ISA_ARM |
| # define __ARM_FEATURE_CLZ |
| # define __ARM_FEATURE_SIMD32 |
| # define __ARM_FEATURE_DSP |
| # define __ARM_FEATURE_QBIT |
| # define __ARM_FEATURE_SAT |
| # define __ARM_FEATURE_LDREX 4 |
| # define __ARM_FEATURE_UNALIGNED |
| # endif |
| |
| # ifdef __ARM_ARCH_6M__ |
| # define __ARM_ARCH 6 |
| # define __ARM_ARCH_ISA_THUMB 1 |
| # define __ARM_ARCH_PROFILE 'M' |
| # endif |
| |
| # if defined (__ARM_ARCH_6__) || defined (__ARM_ARCH_6J__) \ |
| || defined (__ARM_ARCH_6K__) || defined (__ARM_ARCH_6Z__) \ |
| || defined (__ARM_ARCH_6ZK__) |
| # define __ARM_ARCH 6 |
| # define __ARM_ARCH_ISA_THUMB 1 |
| # define __ARM_ARCH_ISA_ARM |
| # define __ARM_FEATURE_CLZ |
| # define __ARM_FEATURE_SIMD32 |
| # define __ARM_FEATURE_DSP |
| # define __ARM_FEATURE_QBIT |
| # define __ARM_FEATURE_SAT |
| # define __ARM_FEATURE_UNALIGNED |
| # ifndef __thumb__ |
| # if defined (__ARM_ARCH_6K__) || defined (__ARM_ARCH_6ZK__) |
| # define __ARM_FEATURE_LDREX 15 |
| # else |
| # define __ARM_FEATURE_LDREX 4 |
| # endif |
| # endif |
| # endif |
| |
| # if defined (__ARM_ARCH_5TE__) || defined (__ARM_ARCH_5E__) |
| # define __ARM_ARCH 5 |
| # define __ARM_ARCH_ISA_ARM |
| # ifdef __ARM_ARCH_5TE__ |
| # define __ARM_ARCH_ISA_THUMB 1 |
| # endif |
| # define __ARM_FEATURE_CLZ |
| # define __ARM_FEATURE_DSP |
| # endif |
| |
| # if defined (__ARM_ARCH_5T__) || defined (__ARM_ARCH_5__) |
| # define __ARM_ARCH 5 |
| # define __ARM_ARCH_ISA_ARM |
| # ifdef __ARM_ARCH_5TE__ |
| # define __ARM_ARCH_ISA_THUMB 1 |
| # endif |
| # define __ARM_FEATURE_CLZ |
| # endif |
| |
| # ifdef __ARM_ARCH_4T__ |
| # define __ARM_ARCH 4 |
| # define __ARM_ARCH_ISA_ARM |
| # define __ARM_ARCH_ISA_THUMB 1 |
| # endif |
| |
| # ifdef __ARM_ARCH_4__ |
| # define __ARM_ARCH 4 |
| # define __ARM_ARCH_ISA_ARM |
| # endif |
| |
| # if defined (__ARM_ARCH_3__) || defined (__ARM_ARCH_3M__) |
| # define __ARM_ARCH 3 |
| # define __ARM_ARCH_ISA_ARM |
| # endif |
| |
| # ifdef __ARM_ARCH_2__ |
| # define __ARM_ARCH 2 |
| # define __ARM_ARCH_ISA_ARM |
| # endif |
| |
| # ifdef __ARMEB__ |
| # define __ARM_BIG_ENDIAN |
| # endif |
| |
| /* If we still don't know what the target architecture is, then we're |
| probably not using GCC. */ |
| # ifndef __ARM_ARCH |
| # error Unable to determine architecture version. |
| # endif |
| |
| #endif /* __ARM_ARCH */ |
| |
