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