os/kernelhwsrv/kerneltest/e32test/math/t_real.h
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution.
     1 // Copyright (c) 1996-2009 Nokia Corporation and/or its subsidiary(-ies).
     2 // All rights reserved.
     3 // This component and the accompanying materials are made available
     4 // under the terms of the License "Eclipse Public License v1.0"
     5 // which accompanies this distribution, and is available
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
     7 //
     8 // Initial Contributors:
     9 // Nokia Corporation - initial contribution.
    10 //
    11 // Contributors:
    12 //
    13 // Description:
    14 // e32test\math\t_real.h
    15 // E32TMATH.H - Test header file for TReal32, TReal64
    16 // 
    17 //
    18 
    19 
    20 #include <e32std.h>
    21 
    22 struct SReal32
    23     {
    24     unsigned man:23;
    25     unsigned exp:8;
    26     unsigned sign:1;
    27     };
    28 
    29 #if defined(__DOUBLE_WORDS_SWAPPED__)
    30 struct SReal64
    31     {
    32     unsigned msm:20;
    33     unsigned exp:11;
    34     unsigned sign:1;
    35     TUint lsm;
    36     };
    37 #define DVAL(m0,m1,m2,m3,e)     {(TUint)((m0<<16)|m1),e+KExponentBias,0,(TUint)((m2<<16)|m3)}
    38 #else
    39 struct SReal64
    40     {
    41     TUint lsm;
    42     unsigned msm:20;
    43     unsigned exp:11;
    44     unsigned sign:1;
    45     };
    46 #define DVAL(m0,m1,m2,m3,e)     {(TUint)((m2<<16)|m3),(TUint)((m0<<16)|m1),e+KExponentBias,0}
    47 #endif
    48