sl@0: /*
sl@0: * Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: * All rights reserved.
sl@0: * This component and the accompanying materials are made available
sl@0: * under the terms of "Eclipse Public License v1.0"
sl@0: * which accompanies this distribution, and is available
sl@0: * at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: *
sl@0: * Initial Contributors:
sl@0: * Nokia Corporation - initial contribution.
sl@0: *
sl@0: * Contributors:
sl@0: *
sl@0: * Description:
sl@0: *
sl@0: */
sl@0: 
sl@0: 
sl@0: 
sl@0: /**
sl@0:  @file
sl@0:  @publishedAll
sl@0:  @released
sl@0: */
sl@0: 
sl@0: #ifndef __IEEE_BIG_ENDIAN
sl@0: #ifndef __IEEE_LITTLE_ENDIAN
sl@0: 
sl@0: /**
sl@0: EPOC safety net - Check various EPOC defines to ensure that
sl@0: we get an appropriate endianness choice
sl@0: */
sl@0: #if (defined(__WINS__) || defined(__MX86__) || defined(__X86GCC__)) && !defined(__i386__)
sl@0: #define __i386__
sl@0: #elif defined(__MARM__) && !defined(__arm__)
sl@0: #define __arm__
sl@0: #endif
sl@0: 
sl@0: #ifdef __arm__
sl@0: 	#ifdef __EABI__
sl@0: 	/**
sl@0: 	EABI supports the VFP specification, where the ordering of the words
sl@0: 	matches the endianness.
sl@0: 	*/
sl@0: 	#define __IEEE_LITTLE_ENDIAN
sl@0: #else
sl@0: 	/** 
sl@0: 	Pre-VFP, ARM used the big endian ordering of the words, regardless of
sl@0: 	the endianess. 
sl@0: 	*/
sl@0: 	#define __IEEE_BIG_ENDIAN
sl@0: 	#endif
sl@0: #endif
sl@0: 
sl@0: #ifdef __hppa__
sl@0: 
sl@0: #define __IEEE_BIG_ENDIAN
sl@0: #endif
sl@0: 
sl@0: #ifdef __sparc__
sl@0: 
sl@0: #define __IEEE_BIG_ENDIAN
sl@0: #endif
sl@0: 
sl@0: #if defined(__m68k__) || defined(__mc68000__)
sl@0: 
sl@0: #define __IEEE_BIG_ENDIAN
sl@0: #endif
sl@0: 
sl@0: #if defined (__H8300__) || defined (__H8300H__)
sl@0: 
sl@0: #define __IEEE_BIG_ENDIAN
sl@0: #define __SMALL_BITFIELDS
sl@0: #define _DOUBLE_IS_32BITS
sl@0: #endif
sl@0: 
sl@0: #ifdef __H8500__
sl@0: 
sl@0: #define __IEEE_BIG_ENDIAN
sl@0: #define __SMALL_BITFIELDS
sl@0: #define _DOUBLE_IS_32BITS
sl@0: #endif
sl@0: 
sl@0: #ifdef __sh__
sl@0: #ifdef __LITTLE_ENDIAN__
sl@0: 
sl@0: #define __IEEE_LITTLE_ENDIAN
sl@0: #else
sl@0: #define __IEEE_BIG_ENDIAN
sl@0: #endif
sl@0: #ifdef __SH3E__
sl@0: 
sl@0: #define _DOUBLE_IS_32BITS
sl@0: #endif
sl@0: #endif
sl@0: 
sl@0: #ifdef _AM29K
sl@0: 
sl@0: #define __IEEE_BIG_ENDIAN
sl@0: #endif
sl@0: 
sl@0: /* Added "&& !defined(__arm__)" to avoid the duplicate definition of the
sl@0:    __ieee_[float|double]_shape_type structures in stdlib\LINC\IEEEFP.h 
sl@0:    conditionally compiled using the __IEEE_LITTLE_ENDIAN && __IEEE_BIG_ENDIAN 
sl@0:    in GCCXML builds. This is a work around as we can't get gccxml to stop 
sl@0:    defining __i386__ as it's defined in the "<built-in>" header file of the 
sl@0:    compiler.
sl@0: */
sl@0: #if defined(__i386__) && !defined(__arm__)
sl@0: 
sl@0: #define __IEEE_LITTLE_ENDIAN
sl@0: #endif
sl@0: 
sl@0: #ifdef __i960__
sl@0: 
sl@0: #define __IEEE_LITTLE_ENDIAN
sl@0: #endif
sl@0: 
sl@0: #ifdef __MIPSEL__
sl@0: 
sl@0: #define __IEEE_LITTLE_ENDIAN
sl@0: #endif
sl@0: #ifdef __MIPSEB__
sl@0: 
sl@0: #define __IEEE_BIG_ENDIAN
sl@0: #endif
sl@0: 
sl@0: /**
sl@0: necv70 was __IEEE_LITTLE_ENDIAN. 
sl@0: */
sl@0: 
sl@0: #ifdef __W65__
sl@0: 
sl@0: #define __IEEE_LITTLE_ENDIAN
sl@0: #define __SMALL_BITFIELDS
sl@0: #define _DOUBLE_IS_32BITS
sl@0: #endif
sl@0: 
sl@0: #if defined(__Z8001__) || defined(__Z8002__)
sl@0: 
sl@0: #define __IEEE_BIG_ENDIAN
sl@0: #endif
sl@0: 
sl@0: #ifdef __m88k__
sl@0: 
sl@0: #define __IEEE_BIG_ENDIAN
sl@0: #endif
sl@0: 
sl@0: #ifdef __v800
sl@0: 
sl@0: #define __IEEE_LITTLE_ENDIAN
sl@0: #endif
sl@0: 
sl@0: #ifdef __PPC__
sl@0: #ifdef _BIG_ENDIAN
sl@0: 
sl@0: #define __IEEE_BIG_ENDIAN
sl@0: #else
sl@0: 
sl@0: #define __IEEE_LITTLE_ENDIAN
sl@0: #endif
sl@0: #endif
sl@0: 
sl@0: #ifdef __mcore__
sl@0: 
sl@0: #define __IEEE_LITTLE_ENDIAN	/* always little-endian M*Core for EPOC */
sl@0: #endif
sl@0: 
sl@0: #ifndef __IEEE_BIG_ENDIAN
sl@0: #ifndef __IEEE_LITTLE_ENDIAN
sl@0: #error Endianess not declared!!
sl@0: #endif /* not __IEEE_LITTLE_ENDIAN */
sl@0: #endif /* not __IEEE_BIG_ENDIAN */
sl@0: 
sl@0: #endif /* not __IEEE_LITTLE_ENDIAN */
sl@0: #endif /* not __IEEE_BIG_ENDIAN */
sl@0: