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annotate packages/language/c/libm/current/src/misc/infconst.c @ 3292:7f8e529b4d82 default tip

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Fix FREESCALE_EDMA_NBYTES_MLOFFYES_MLOFF() so it works with negative offsets.
author vae
date Wed, 29 Apr 2015 23:31:48 +0000
parents 74dbf4c3f2e1
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 //===========================================================================
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2 //
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3 // infconst.c
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4 //
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5 // Infinity constant
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6 //
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7 //===========================================================================
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8 // ####ECOSGPLCOPYRIGHTBEGIN####
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9 // -------------------------------------------
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10 // This file is part of eCos, the Embedded Configurable Operating System.
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11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
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12 //
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13 // eCos is free software; you can redistribute it and/or modify it under
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14 // the terms of the GNU General Public License as published by the Free
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15 // Software Foundation; either version 2 or (at your option) any later
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16 // version.
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17 //
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18 // eCos is distributed in the hope that it will be useful, but WITHOUT
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19 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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20 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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21 // for more details.
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22 //
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23 // You should have received a copy of the GNU General Public License
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24 // along with eCos; if not, write to the Free Software Foundation, Inc.,
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25 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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26 //
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27 // As a special exception, if other files instantiate templates or use
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28 // macros or inline functions from this file, or you compile this file
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29 // and link it with other works to produce a work based on this file,
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30 // this file does not by itself cause the resulting work to be covered by
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31 // the GNU General Public License. However the source code for this file
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32 // must still be made available in accordance with section (3) of the GNU
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33 // General Public License v2.
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34 //
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35 // This exception does not invalidate any other reasons why a work based
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36 // on this file might be covered by the GNU General Public License.
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37 // -------------------------------------------
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38 // ####ECOSGPLCOPYRIGHTEND####
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39 //===========================================================================
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40 //#####DESCRIPTIONBEGIN####
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41 //
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42 // Author(s): jlarmour
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43 // Contributors: jlarmour
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44 // Date: 1998-02-13
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45 // Purpose:
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46 // Description: Defines a constant cyg_libm_infinity so that we can define
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47 // HUGE_VAL
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48 // Usage:
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49 //
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50 //####DESCRIPTIONEND####
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51 //
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52 //===========================================================================
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53
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54 // CONFIGURATION
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55
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56 #include <pkgconf/libm.h> // Configuration header
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57
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58 // Include the Math library?
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59 #ifdef CYGPKG_LIBM
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60
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61 // INCLUDES
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62
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63 #include <cyg/infra/cyg_type.h> // Common type definitions and support
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64 // including endian-ness
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65 #include <math.h> // Main header for math library
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66 #include <sys/ieeefp.h> // Cyg_libm_ieee_double_shape_type
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67
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68
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69 // GLOBALS
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70
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71 #if (CYG_DOUBLE_BYTEORDER == CYG_MSBFIRST) // Big endian
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72
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73 const Cyg_libm_ieee_double_shape_type cyg_libm_infinity = { {0x7ff00000, 0} };
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74
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75 #else // Little endian
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76
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77 const Cyg_libm_ieee_double_shape_type cyg_libm_infinity = { {0, 0x7ff00000} };
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78
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79 #endif
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80
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81 #endif // ifdef CYGPKG_LIBM
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82
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83 // EOF infconst.c