1 // Copyright (c) 1995-2009 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 "Symbian Foundation License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.symbianfoundation.org/legal/sfl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 // e32test\math\t_math.h

    15 // Copy of e32\umath\um_std.h for E32\TMATH directory

    16 // 

    17 //

    18 

    19 

    20 #include <e32math.h>

    21 #include <e32std.h>

    22 #include <e32test.h>

    23 

    24 struct SReal32

    25     {

    26     unsigned man:23;

    27     unsigned exp:8;

    28     unsigned sign:1;

    29     };

    30 

    31 #if defined(__DOUBLE_WORDS_SWAPPED__)

    32 struct SReal64

    33     {

    34     unsigned msm:20;

    35     unsigned exp:11;

    36     unsigned sign:1;

    37     TUint lsm;

    38     };

    39 #define DVAL(m0,m1,m2,m3,e)     {(TUint)((m0<<16)|m1),e+KExponentBias,0,(TUint)((m2<<16)|m3)}

    40 #else

    41 struct SReal64

    42     {

    43     TUint lsm;

    44     unsigned msm:20;

    45     unsigned exp:11;

    46     unsigned sign:1;

    47     };

    48 #define DVAL(m0,m1,m2,m3,e)     {(TUint)((m2<<16)|m3),(TUint)((m0<<16)|m1),e+KExponentBias,0}

    49 #endif

    50 

    51 enum TMathPanic

    52     {

    53 	EMathDivideByZero,

    54 	EMathOverflow,

    55 	EMathUnderflow,

    56 	EMathBadOperand,

    57     EMathUnknownError

    58     };

    59 

    60 GLREF_C void Panic(TMathPanic aPanic);