libdecnumber/decQuad.c

   1 /* decQuad module for the decNumber C Library.
   2    Copyright (C) 2007 Free Software Foundation, Inc.
   3    Contributed by IBM Corporation.  Author Mike Cowlishaw.
   4
   5    This file is part of GCC.
   6
   7    GCC is free software; you can redistribute it and/or modify it under
   8    the terms of the GNU General Public License as published by the Free
   9    Software Foundation; either version 2, or (at your option) any later
  10    version.
  11
  12    In addition to the permissions in the GNU General Public License,
  13    the Free Software Foundation gives you unlimited permission to link
  14    the compiled version of this file into combinations with other
  15    programs, and to distribute those combinations without any
  16    restriction coming from the use of this file.  (The General Public
  17    License restrictions do apply in other respects; for example, they
  18    cover modification of the file, and distribution when not linked
  19    into a combine executable.)
  20
  21    GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  22    WARRANTY; without even the implied warranty of MERCHANTABILITY or
  23    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  24    for more details.
  25
  26    You should have received a copy of the GNU General Public License
  27    along with GCC; see the file COPYING.  If not, write to the Free
  28    Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
  29    02110-1301, USA.  */
  30
  31 /* ------------------------------------------------------------------ */
  32 /* decQuad.c -- decQuad operations module                             */
  33 /* ------------------------------------------------------------------ */
  34 /* This module comprises decQuad operations (including conversions)   */
  35 /* ------------------------------------------------------------------ */
  36
  37 #include "decContext.h"       /* public includes */
  38 #include "decQuad.h"          /* .. */
  39
  40 /* Constant mappings for shared code */
  41 #define DECPMAX     DECQUAD_Pmax
  42 #define DECEMIN     DECQUAD_Emin
  43 #define DECEMAX     DECQUAD_Emax
  44 #define DECEMAXD    DECQUAD_EmaxD
  45 #define DECBYTES    DECQUAD_Bytes
  46 #define DECSTRING   DECQUAD_String
  47 #define DECECONL    DECQUAD_EconL
  48 #define DECBIAS     DECQUAD_Bias
  49 #define DECLETS     DECQUAD_Declets
  50 #define DECQTINY   (-DECQUAD_Bias)
  51
  52 /* Type and function mappings for shared code */
  53 #define decFloat                decQuad           /* Type name */
  54
  55 /* Utilities and conversions (binary results, extractors, etc.) */
  56 #define decFloatFromBCD         decQuadFromBCD
  57 #define decFloatFromInt32       decQuadFromInt32
  58 #define decFloatFromPacked      decQuadFromPacked
  59 #define decFloatFromString      decQuadFromString
  60 #define decFloatFromUInt32      decQuadFromUInt32
  61 #define decFloatFromWider       decQuadFromWider
  62 #define decFloatGetCoefficient  decQuadGetCoefficient
  63 #define decFloatGetExponent     decQuadGetExponent
  64 #define decFloatSetCoefficient  decQuadSetCoefficient
  65 #define decFloatSetExponent     decQuadSetExponent
  66 #define decFloatShow            decQuadShow
  67 #define decFloatToBCD           decQuadToBCD
  68 #define decFloatToEngString     decQuadToEngString
  69 #define decFloatToInt32         decQuadToInt32
  70 #define decFloatToInt32Exact    decQuadToInt32Exact
  71 #define decFloatToPacked        decQuadToPacked
  72 #define decFloatToString        decQuadToString
  73 #define decFloatToUInt32        decQuadToUInt32
  74 #define decFloatToUInt32Exact   decQuadToUInt32Exact
  75 #define decFloatToWider         decQuadToWider
  76 #define decFloatZero            decQuadZero
  77
  78 /* Computational (result is a decFloat) */
  79 #define decFloatAbs             decQuadAbs
  80 #define decFloatAdd             decQuadAdd
  81 #define decFloatAnd             decQuadAnd
  82 #define decFloatDivide          decQuadDivide
  83 #define decFloatDivideInteger   decQuadDivideInteger
  84 #define decFloatFMA             decQuadFMA
  85 #define decFloatInvert          decQuadInvert
  86 #define decFloatLogB            decQuadLogB
  87 #define decFloatMax             decQuadMax
  88 #define decFloatMaxMag          decQuadMaxMag
  89 #define decFloatMin             decQuadMin
  90 #define decFloatMinMag          decQuadMinMag
  91 #define decFloatMinus           decQuadMinus
  92 #define decFloatMultiply        decQuadMultiply
  93 #define decFloatNextMinus       decQuadNextMinus
  94 #define decFloatNextPlus        decQuadNextPlus
  95 #define decFloatNextToward      decQuadNextToward
  96 #define decFloatOr              decQuadOr
  97 #define decFloatPlus            decQuadPlus
  98 #define decFloatQuantize        decQuadQuantize
  99 #define decFloatReduce          decQuadReduce
 100 #define decFloatRemainder       decQuadRemainder
 101 #define decFloatRemainderNear   decQuadRemainderNear
 102 #define decFloatRotate          decQuadRotate
 103 #define decFloatScaleB          decQuadScaleB
 104 #define decFloatShift           decQuadShift
 105 #define decFloatSubtract        decQuadSubtract
 106 #define decFloatToIntegralValue decQuadToIntegralValue
 107 #define decFloatToIntegralExact decQuadToIntegralExact
 108 #define decFloatXor             decQuadXor
 109
 110 /* Comparisons */
 111 #define decFloatCompare         decQuadCompare
 112 #define decFloatCompareSignal   decQuadCompareSignal
 113 #define decFloatCompareTotal    decQuadCompareTotal
 114 #define decFloatCompareTotalMag decQuadCompareTotalMag
 115
 116 /* Copies */
 117 #define decFloatCanonical       decQuadCanonical
 118 #define decFloatCopy            decQuadCopy
 119 #define decFloatCopyAbs         decQuadCopyAbs
 120 #define decFloatCopyNegate      decQuadCopyNegate
 121 #define decFloatCopySign        decQuadCopySign
 122
 123 /* Non-computational */
 124 #define decFloatClass           decQuadClass
 125 #define decFloatClassString     decQuadClassString
 126 #define decFloatDigits          decQuadDigits
 127 #define decFloatIsCanonical     decQuadIsCanonical
 128 #define decFloatIsFinite        decQuadIsFinite
 129 #define decFloatIsInfinite      decQuadIsInfinite
 130 #define decFloatIsInteger       decQuadIsInteger
 131 #define decFloatIsNaN           decQuadIsNaN
 132 #define decFloatIsNormal        decQuadIsNormal
 133 #define decFloatIsSignaling     decQuadIsSignaling
 134 #define decFloatIsSignalling    decQuadIsSignalling
 135 #define decFloatIsSigned        decQuadIsSigned
 136 #define decFloatIsSubnormal     decQuadIsSubnormal
 137 #define decFloatIsZero          decQuadIsZero
 138 #define decFloatRadix           decQuadRadix
 139 #define decFloatSameQuantum     decQuadSameQuantum
 140 #define decFloatVersion         decQuadVersion
 141
 142
 143 #include "decNumberLocal.h"   /* local includes (need DECPMAX) */
 144 #include "decCommon.c"        /* non-arithmetic decFloat routines */
 145 #include "decBasic.c"         /* basic formats routines */
 146