| 1 | /* decDouble module for the decNumber C Library. |
| 2 | Copyright (C) 2007-2018 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 3, or (at your option) any later |
| 10 | version. |
| 11 | |
| 12 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
| 13 | WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 14 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 15 | for more details. |
| 16 | |
| 17 | Under Section 7 of GPL version 3, you are granted additional |
| 18 | permissions described in the GCC Runtime Library Exception, version |
| 19 | 3.1, as published by the Free Software Foundation. |
| 20 | |
| 21 | You should have received a copy of the GNU General Public License and |
| 22 | a copy of the GCC Runtime Library Exception along with this program; |
| 23 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
| 24 | <http://www.gnu.org/licenses/>. */ |
| 25 | |
| 26 | /* ------------------------------------------------------------------ */ |
| 27 | /* decDouble.c -- decDouble operations module */ |
| 28 | /* ------------------------------------------------------------------ */ |
| 29 | /* This module comprises decDouble operations (including conversions) */ |
| 30 | /* ------------------------------------------------------------------ */ |
| 31 | |
| 32 | #include "decContext.h" /* public includes */ |
| 33 | #include "decDouble.h" /* .. */ |
| 34 | |
| 35 | /* Constant mappings for shared code */ |
| 36 | #define DECPMAX DECDOUBLE_Pmax |
| 37 | #define DECEMIN DECDOUBLE_Emin |
| 38 | #define DECEMAX DECDOUBLE_Emax |
| 39 | #define DECEMAXD DECDOUBLE_EmaxD |
| 40 | #define DECBYTES DECDOUBLE_Bytes |
| 41 | #define DECSTRING DECDOUBLE_String |
| 42 | #define DECECONL DECDOUBLE_EconL |
| 43 | #define DECBIAS DECDOUBLE_Bias |
| 44 | #define DECLETS DECDOUBLE_Declets |
| 45 | #define DECQTINY (-DECDOUBLE_Bias) |
| 46 | /* parameters of next-wider format */ |
| 47 | #define DECWBYTES DECQUAD_Bytes |
| 48 | #define DECWPMAX DECQUAD_Pmax |
| 49 | #define DECWECONL DECQUAD_EconL |
| 50 | #define DECWBIAS DECQUAD_Bias |
| 51 | |
| 52 | /* Type and function mappings for shared code */ |
| 53 | #define decFloat decDouble /* Type name */ |
| 54 | #define decFloatWider decQuad /* Type name */ |
| 55 | |
| 56 | /* Utilities and conversions (binary results, extractors, etc.) */ |
| 57 | #define decFloatFromBCD decDoubleFromBCD |
| 58 | #define decFloatFromInt32 decDoubleFromInt32 |
| 59 | #define decFloatFromPacked decDoubleFromPacked |
| 60 | #define decFloatFromPackedChecked decDoubleFromPackedChecked |
| 61 | #define decFloatFromString decDoubleFromString |
| 62 | #define decFloatFromUInt32 decDoubleFromUInt32 |
| 63 | #define decFloatFromWider decDoubleFromWider |
| 64 | #define decFloatGetCoefficient decDoubleGetCoefficient |
| 65 | #define decFloatGetExponent decDoubleGetExponent |
| 66 | #define decFloatSetCoefficient decDoubleSetCoefficient |
| 67 | #define decFloatSetExponent decDoubleSetExponent |
| 68 | #define decFloatShow decDoubleShow |
| 69 | #define decFloatToBCD decDoubleToBCD |
| 70 | #define decFloatToEngString decDoubleToEngString |
| 71 | #define decFloatToInt32 decDoubleToInt32 |
| 72 | #define decFloatToInt32Exact decDoubleToInt32Exact |
| 73 | #define decFloatToPacked decDoubleToPacked |
| 74 | #define decFloatToString decDoubleToString |
| 75 | #define decFloatToUInt32 decDoubleToUInt32 |
| 76 | #define decFloatToUInt32Exact decDoubleToUInt32Exact |
| 77 | #define decFloatToWider decDoubleToWider |
| 78 | #define decFloatZero decDoubleZero |
| 79 | |
| 80 | /* Computational (result is a decFloat) */ |
| 81 | #define decFloatAbs decDoubleAbs |
| 82 | #define decFloatAdd decDoubleAdd |
| 83 | #define decFloatAnd decDoubleAnd |
| 84 | #define decFloatDivide decDoubleDivide |
| 85 | #define decFloatDivideInteger decDoubleDivideInteger |
| 86 | #define decFloatFMA decDoubleFMA |
| 87 | #define decFloatInvert decDoubleInvert |
| 88 | #define decFloatLogB decDoubleLogB |
| 89 | #define decFloatMax decDoubleMax |
| 90 | #define decFloatMaxMag decDoubleMaxMag |
| 91 | #define decFloatMin decDoubleMin |
| 92 | #define decFloatMinMag decDoubleMinMag |
| 93 | #define decFloatMinus decDoubleMinus |
| 94 | #define decFloatMultiply decDoubleMultiply |
| 95 | #define decFloatNextMinus decDoubleNextMinus |
| 96 | #define decFloatNextPlus decDoubleNextPlus |
| 97 | #define decFloatNextToward decDoubleNextToward |
| 98 | #define decFloatOr decDoubleOr |
| 99 | #define decFloatPlus decDoublePlus |
| 100 | #define decFloatQuantize decDoubleQuantize |
| 101 | #define decFloatReduce decDoubleReduce |
| 102 | #define decFloatRemainder decDoubleRemainder |
| 103 | #define decFloatRemainderNear decDoubleRemainderNear |
| 104 | #define decFloatRotate decDoubleRotate |
| 105 | #define decFloatScaleB decDoubleScaleB |
| 106 | #define decFloatShift decDoubleShift |
| 107 | #define decFloatSubtract decDoubleSubtract |
| 108 | #define decFloatToIntegralValue decDoubleToIntegralValue |
| 109 | #define decFloatToIntegralExact decDoubleToIntegralExact |
| 110 | #define decFloatXor decDoubleXor |
| 111 | |
| 112 | /* Comparisons */ |
| 113 | #define decFloatCompare decDoubleCompare |
| 114 | #define decFloatCompareSignal decDoubleCompareSignal |
| 115 | #define decFloatCompareTotal decDoubleCompareTotal |
| 116 | #define decFloatCompareTotalMag decDoubleCompareTotalMag |
| 117 | |
| 118 | /* Copies */ |
| 119 | #define decFloatCanonical decDoubleCanonical |
| 120 | #define decFloatCopy decDoubleCopy |
| 121 | #define decFloatCopyAbs decDoubleCopyAbs |
| 122 | #define decFloatCopyNegate decDoubleCopyNegate |
| 123 | #define decFloatCopySign decDoubleCopySign |
| 124 | |
| 125 | /* Non-computational */ |
| 126 | #define decFloatClass decDoubleClass |
| 127 | #define decFloatClassString decDoubleClassString |
| 128 | #define decFloatDigits decDoubleDigits |
| 129 | #define decFloatIsCanonical decDoubleIsCanonical |
| 130 | #define decFloatIsFinite decDoubleIsFinite |
| 131 | #define decFloatIsInfinite decDoubleIsInfinite |
| 132 | #define decFloatIsInteger decDoubleIsInteger |
| 133 | #define decFloatIsNaN decDoubleIsNaN |
| 134 | #define decFloatIsNormal decDoubleIsNormal |
| 135 | #define decFloatIsSignaling decDoubleIsSignaling |
| 136 | #define decFloatIsSignalling decDoubleIsSignalling |
| 137 | #define decFloatIsSigned decDoubleIsSigned |
| 138 | #define decFloatIsSubnormal decDoubleIsSubnormal |
| 139 | #define decFloatIsZero decDoubleIsZero |
| 140 | #define decFloatRadix decDoubleRadix |
| 141 | #define decFloatSameQuantum decDoubleSameQuantum |
| 142 | #define decFloatVersion decDoubleVersion |
| 143 | |
| 144 | #include "decNumberLocal.h" /* local includes (need DECPMAX) */ |
| 145 | #include "decCommon.c" /* non-arithmetic decFloat routines */ |
| 146 | #include "decBasic.c" /* basic formats routines */ |
| 147 | |