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Diffstat (limited to 'qemu/include/libdecnumber/decNumber.h')
-rw-r--r-- | qemu/include/libdecnumber/decNumber.h | 202 |
1 files changed, 0 insertions, 202 deletions
diff --git a/qemu/include/libdecnumber/decNumber.h b/qemu/include/libdecnumber/decNumber.h deleted file mode 100644 index 9fa4e6a0c..000000000 --- a/qemu/include/libdecnumber/decNumber.h +++ /dev/null @@ -1,202 +0,0 @@ -/* Decimal number arithmetic module header for the decNumber C Library. - Copyright (C) 2005, 2007 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 2, or (at your option) any later - version. - - In addition to the permissions in the GNU General Public License, - the Free Software Foundation gives you unlimited permission to link - the compiled version of this file into combinations with other - programs, and to distribute those combinations without any - restriction coming from the use of this file. (The General Public - License restrictions do apply in other respects; for example, they - cover modification of the file, and distribution when not linked - into a combine executable.) - - 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. - - You should have received a copy of the GNU General Public License - along with GCC; see the file COPYING. If not, write to the Free - Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA - 02110-1301, USA. */ - -/* ------------------------------------------------------------------ */ -/* Decimal Number arithmetic module header */ -/* ------------------------------------------------------------------ */ - -#if !defined(DECNUMBER) - #define DECNUMBER - #define DECNAME "decNumber" /* Short name */ - #define DECFULLNAME "Decimal Number Module" /* Verbose name */ - #define DECAUTHOR "Mike Cowlishaw" /* Who to blame */ - - #if !defined(DECCONTEXT) - #include "libdecnumber/decContext.h" - #endif - - /* Bit settings for decNumber.bits */ - #define DECNEG 0x80 /* Sign; 1=negative, 0=positive or zero */ - #define DECINF 0x40 /* 1=Infinity */ - #define DECNAN 0x20 /* 1=NaN */ - #define DECSNAN 0x10 /* 1=sNaN */ - /* The remaining bits are reserved; they must be 0 */ - #define DECSPECIAL (DECINF|DECNAN|DECSNAN) /* any special value */ - - /* Define the decNumber data structure. The size and shape of the */ - /* units array in the structure is determined by the following */ - /* constant. This must not be changed without recompiling the */ - /* decNumber library modules. */ - - #define DECDPUN 3 /* DECimal Digits Per UNit [must be >0 */ - /* and <10; 3 or powers of 2 are best]. */ - - /* DECNUMDIGITS is the default number of digits that can be held in */ - /* the structure. If undefined, 1 is assumed and it is assumed */ - /* that the structure will be immediately followed by extra space, */ - /* as required. DECNUMDIGITS is always >0. */ - #if !defined(DECNUMDIGITS) - #define DECNUMDIGITS 1 - #endif - - /* The size (integer data type) of each unit is determined by the */ - /* number of digits it will hold. */ - #if DECDPUN<=2 - #define decNumberUnit uint8_t - #elif DECDPUN<=4 - #define decNumberUnit uint16_t - #else - #define decNumberUnit uint32_t - #endif - /* The number of units needed is ceil(DECNUMDIGITS/DECDPUN) */ - #define DECNUMUNITS ((DECNUMDIGITS+DECDPUN-1)/DECDPUN) - - /* The data structure... */ - typedef struct { - int32_t digits; /* Count of digits in the coefficient; >0 */ - int32_t exponent; /* Unadjusted exponent, unbiased, in */ - /* range: -1999999997 through 999999999 */ - uint8_t bits; /* Indicator bits (see above) */ - /* Coefficient, from least significant unit */ - decNumberUnit lsu[DECNUMUNITS]; - } decNumber; - - /* Notes: */ - /* 1. If digits is > DECDPUN then there will one or more */ - /* decNumberUnits immediately following the first element of lsu.*/ - /* These contain the remaining (more significant) digits of the */ - /* number, and may be in the lsu array, or may be guaranteed by */ - /* some other mechanism (such as being contained in another */ - /* structure, or being overlaid on dynamically allocated */ - /* storage). */ - /* */ - /* Each integer of the coefficient (except potentially the last) */ - /* contains DECDPUN digits (e.g., a value in the range 0 through */ - /* 99999999 if DECDPUN is 8, or 0 through 999 if DECDPUN is 3). */ - /* */ - /* 2. A decNumber converted to a string may need up to digits+14 */ - /* characters. The worst cases (non-exponential and exponential */ - /* formats) are -0.00000{9...}# and -9.{9...}E+999999999# */ - /* (where # is '\0') */ - - - /* ---------------------------------------------------------------- */ - /* decNumber public functions and macros */ - /* ---------------------------------------------------------------- */ - - - /* Conversions */ - decNumber * decNumberFromInt32(decNumber *, int32_t); - decNumber * decNumberFromUInt32(decNumber *, uint32_t); - decNumber *decNumberFromInt64(decNumber *, int64_t); - decNumber *decNumberFromUInt64(decNumber *, uint64_t); - decNumber * decNumberFromString(decNumber *, const char *, decContext *); - char * decNumberToString(const decNumber *, char *); - char * decNumberToEngString(const decNumber *, char *); - uint32_t decNumberToUInt32(const decNumber *, decContext *); - int32_t decNumberToInt32(const decNumber *, decContext *); - int64_t decNumberIntegralToInt64(const decNumber *dn, decContext *set); - uint8_t * decNumberGetBCD(const decNumber *, uint8_t *); - decNumber * decNumberSetBCD(decNumber *, const uint8_t *, uint32_t); - - /* Operators and elementary functions */ - decNumber * decNumberAbs(decNumber *, const decNumber *, decContext *); - decNumber * decNumberAdd(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberAnd(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberCompare(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberCompareSignal(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberCompareTotal(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberCompareTotalMag(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberDivide(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberDivideInteger(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberExp(decNumber *, const decNumber *, decContext *); - decNumber * decNumberFMA(decNumber *, const decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberInvert(decNumber *, const decNumber *, decContext *); - decNumber * decNumberLn(decNumber *, const decNumber *, decContext *); - decNumber * decNumberLogB(decNumber *, const decNumber *, decContext *); - decNumber * decNumberLog10(decNumber *, const decNumber *, decContext *); - decNumber * decNumberMax(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberMaxMag(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberMin(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberMinMag(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberMinus(decNumber *, const decNumber *, decContext *); - decNumber * decNumberMultiply(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberNormalize(decNumber *, const decNumber *, decContext *); - decNumber * decNumberOr(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberPlus(decNumber *, const decNumber *, decContext *); - decNumber * decNumberPower(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberQuantize(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberReduce(decNumber *, const decNumber *, decContext *); - decNumber * decNumberRemainder(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberRemainderNear(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberRescale(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberRotate(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberSameQuantum(decNumber *, const decNumber *, const decNumber *); - decNumber * decNumberScaleB(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberShift(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberSquareRoot(decNumber *, const decNumber *, decContext *); - decNumber * decNumberSubtract(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberToIntegralExact(decNumber *, const decNumber *, decContext *); - decNumber * decNumberToIntegralValue(decNumber *, const decNumber *, decContext *); - decNumber * decNumberXor(decNumber *, const decNumber *, const decNumber *, decContext *); - - /* Utilities */ - enum decClass decNumberClass(const decNumber *, decContext *); - const char * decNumberClassToString(enum decClass); - decNumber * decNumberCopy(decNumber *, const decNumber *); - decNumber * decNumberCopyAbs(decNumber *, const decNumber *); - decNumber * decNumberCopyNegate(decNumber *, const decNumber *); - decNumber * decNumberCopySign(decNumber *, const decNumber *, const decNumber *); - decNumber * decNumberNextMinus(decNumber *, const decNumber *, decContext *); - decNumber * decNumberNextPlus(decNumber *, const decNumber *, decContext *); - decNumber * decNumberNextToward(decNumber *, const decNumber *, const decNumber *, decContext *); - decNumber * decNumberTrim(decNumber *); - const char * decNumberVersion(void); - decNumber * decNumberZero(decNumber *); - - /* Functions for testing decNumbers (normality depends on context) */ - int32_t decNumberIsNormal(const decNumber *, decContext *); - int32_t decNumberIsSubnormal(const decNumber *, decContext *); - - /* Macros for testing decNumber *dn */ - #define decNumberIsCanonical(dn) (1) /* All decNumbers are saintly */ - #define decNumberIsFinite(dn) (((dn)->bits&DECSPECIAL)==0) - #define decNumberIsInfinite(dn) (((dn)->bits&DECINF)!=0) - #define decNumberIsNaN(dn) (((dn)->bits&(DECNAN|DECSNAN))!=0) - #define decNumberIsNegative(dn) (((dn)->bits&DECNEG)!=0) - #define decNumberIsQNaN(dn) (((dn)->bits&(DECNAN))!=0) - #define decNumberIsSNaN(dn) (((dn)->bits&(DECSNAN))!=0) - #define decNumberIsSpecial(dn) (((dn)->bits&DECSPECIAL)!=0) - #define decNumberIsZero(dn) (*(dn)->lsu==0 \ - && (dn)->digits==1 \ - && (((dn)->bits&DECSPECIAL)==0)) - #define decNumberRadix(dn) (10) - -#endif |