aboutsummaryrefslogtreecommitdiffstats
path: root/gcc-4.4.3/libdecnumber/decDouble.c
blob: 9bf88435ba574d9904503cb5063629c5f9c8e52b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
/* decDouble module for the decNumber C Library.
   Copyright (C) 2007, 2009 Free Software Foundation, Inc.
   Contributed by IBM Corporation.  Author Mike Cowlishaw.

   This file is part of GCC.

   GCC is free software; you can redistribute it and/or modify it under
   the terms of the GNU General Public License as published by the Free
   Software Foundation; either version 3, or (at your option) any later
   version.

   GCC is distributed in the hope that it will be useful, but WITHOUT ANY
   WARRANTY; without even the implied warranty of MERCHANTABILITY or
   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
   for more details.

Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.

You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
<http://www.gnu.org/licenses/>.  */

/* ------------------------------------------------------------------ */
/* decDouble.c -- decDouble operations module			      */
/* ------------------------------------------------------------------ */
/* This module comprises decDouble operations (including conversions) */
/* ------------------------------------------------------------------ */

#include "decContext.h"	      /* public includes */
#include "decDouble.h"	      /* .. */

/* Constant mappings for shared code */
#define DECPMAX	    DECDOUBLE_Pmax
#define DECEMIN	    DECDOUBLE_Emin
#define DECEMAX	    DECDOUBLE_Emax
#define DECEMAXD    DECDOUBLE_EmaxD
#define DECBYTES    DECDOUBLE_Bytes
#define DECSTRING   DECDOUBLE_String
#define DECECONL    DECDOUBLE_EconL
#define DECBIAS	    DECDOUBLE_Bias
#define DECLETS	    DECDOUBLE_Declets
#define DECQTINY    (-DECDOUBLE_Bias)
/* parameters of next-wider format */
#define DECWBYTES   DECQUAD_Bytes
#define DECWPMAX    DECQUAD_Pmax
#define DECWECONL   DECQUAD_EconL
#define DECWBIAS    DECQUAD_Bias

/* Type and function mappings for shared code */
#define decFloat	       decDouble	  /* Type name */
#define decFloatWider	       decQuad		  /* Type name */

/* Utilities and conversions (binary results, extractors, etc.) */
#define decFloatFromBCD		decDoubleFromBCD
#define decFloatFromInt32	decDoubleFromInt32
#define decFloatFromPacked	decDoubleFromPacked
#define decFloatFromString	decDoubleFromString
#define decFloatFromUInt32	decDoubleFromUInt32
#define decFloatFromWider	decDoubleFromWider
#define decFloatGetCoefficient	decDoubleGetCoefficient
#define decFloatGetExponent	decDoubleGetExponent
#define decFloatSetCoefficient	decDoubleSetCoefficient
#define decFloatSetExponent	decDoubleSetExponent
#define decFloatShow		decDoubleShow
#define decFloatToBCD		decDoubleToBCD
#define decFloatToEngString	decDoubleToEngString
#define decFloatToInt32		decDoubleToInt32
#define decFloatToInt32Exact	decDoubleToInt32Exact
#define decFloatToPacked	decDoubleToPacked
#define decFloatToString	decDoubleToString
#define decFloatToUInt32	decDoubleToUInt32
#define decFloatToUInt32Exact	decDoubleToUInt32Exact
#define decFloatToWider		decDoubleToWider
#define decFloatZero		decDoubleZero

/* Computational (result is a decFloat) */
#define decFloatAbs		decDoubleAbs
#define decFloatAdd		decDoubleAdd
#define decFloatAnd		decDoubleAnd
#define decFloatDivide		decDoubleDivide
#define decFloatDivideInteger	decDoubleDivideInteger
#define decFloatFMA		decDoubleFMA
#define decFloatInvert		decDoubleInvert
#define decFloatLogB		decDoubleLogB
#define decFloatMax		decDoubleMax
#define decFloatMaxMag		decDoubleMaxMag
#define decFloatMin		decDoubleMin
#define decFloatMinMag		decDoubleMinMag
#define decFloatMinus		decDoubleMinus
#define decFloatMultiply	decDoubleMultiply
#define decFloatNextMinus	decDoubleNextMinus
#define decFloatNextPlus	decDoubleNextPlus
#define decFloatNextToward	decDoubleNextToward
#define decFloatOr		decDoubleOr
#define decFloatPlus		decDoublePlus
#define decFloatQuantize	decDoubleQuantize
#define decFloatReduce		decDoubleReduce
#define decFloatRemainder	decDoubleRemainder
#define decFloatRemainderNear	decDoubleRemainderNear
#define decFloatRotate		decDoubleRotate
#define decFloatScaleB		decDoubleScaleB
#define decFloatShift		decDoubleShift
#define decFloatSubtract	decDoubleSubtract
#define decFloatToIntegralValue decDoubleToIntegralValue
#define decFloatToIntegralExact decDoubleToIntegralExact
#define decFloatXor		decDoubleXor

/* Comparisons */
#define decFloatCompare		decDoubleCompare
#define decFloatCompareSignal	decDoubleCompareSignal
#define decFloatCompareTotal	decDoubleCompareTotal
#define decFloatCompareTotalMag decDoubleCompareTotalMag

/* Copies */
#define decFloatCanonical	decDoubleCanonical
#define decFloatCopy		decDoubleCopy
#define decFloatCopyAbs		decDoubleCopyAbs
#define decFloatCopyNegate	decDoubleCopyNegate
#define decFloatCopySign	decDoubleCopySign

/* Non-computational */
#define decFloatClass		decDoubleClass
#define decFloatClassString	decDoubleClassString
#define decFloatDigits		decDoubleDigits
#define decFloatIsCanonical	decDoubleIsCanonical
#define decFloatIsFinite	decDoubleIsFinite
#define decFloatIsInfinite	decDoubleIsInfinite
#define decFloatIsInteger	decDoubleIsInteger
#define decFloatIsNaN		decDoubleIsNaN
#define decFloatIsNormal	decDoubleIsNormal
#define decFloatIsSignaling	decDoubleIsSignaling
#define decFloatIsSignalling	decDoubleIsSignalling
#define decFloatIsSigned	decDoubleIsSigned
#define decFloatIsSubnormal	decDoubleIsSubnormal
#define decFloatIsZero		decDoubleIsZero
#define decFloatRadix		decDoubleRadix
#define decFloatSameQuantum	decDoubleSameQuantum
#define decFloatVersion		decDoubleVersion


#include "decNumberLocal.h"   /* local includes (need DECPMAX) */
#include "decCommon.c"	      /* non-arithmetic decFloat routines */
#include "decBasic.c"	      /* basic formats routines */

/* Below here will move to shared file as completed */