250206.1 · 972772153f3d6905c7e6a2bad7b7e3b4706185a1
Move oniguruma and decNumber to vendor directory (#3234)
reading declarations
Changes to vendor/decNumber/decQuad.h. All files
@@ -0,0 +1,177 @@+/* ------------------------------------------------------------------ */ +/* decQuad.h -- Decimal 128-bit format module header */ +/* ------------------------------------------------------------------ */ +/* Copyright (c) IBM Corporation, 2000, 2010. All rights reserved. */ +/* */ +/* This software is made available under the terms of the */ +/* ICU License -- ICU 1.8.1 and later. */ +/* */ +/* The description and User's Guide ("The decNumber C Library") for */ +/* this software is included in the package as decNumber.pdf. This */ +/* document is also available in HTML, together with specifications, */ +/* testcases, and Web links, on the General Decimal Arithmetic page. */ +/* */ +/* Please send comments, suggestions, and corrections to the author: */ +/* mfc@uk.ibm.com */ +/* Mike Cowlishaw, IBM Fellow */ +/* IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK */ +/* ------------------------------------------------------------------ */ +/* This include file is always included by decSingle and decDouble, */ +/* and therefore also holds useful constants used by all three. */ + +#if !defined(DECQUAD) + #define DECQUAD + + #define DECQUADNAME "decimalQuad" /* Short name */ + #define DECQUADTITLE "Decimal 128-bit datum" /* Verbose name */ + #define DECQUADAUTHOR "Mike Cowlishaw" /* Who to blame */ + + /* parameters for decQuads */ + #define DECQUAD_Bytes 16 /* length */ + #define DECQUAD_Pmax 34 /* maximum precision (digits) */ + #define DECQUAD_Emin -6143 /* minimum adjusted exponent */ + #define DECQUAD_Emax 6144 /* maximum adjusted exponent */ + #define DECQUAD_EmaxD 4 /* maximum exponent digits */ + #define DECQUAD_Bias 6176 /* bias for the exponent */ + #define DECQUAD_String 43 /* maximum string length, +1 */ + #define DECQUAD_EconL 12 /* exponent continuation length */ + #define DECQUAD_Declets 11 /* count of declets */ + /* highest biased exponent (Elimit-1) */ + #define DECQUAD_Ehigh (DECQUAD_Emax + DECQUAD_Bias - (DECQUAD_Pmax-1)) + + /* Required include */ + #include "decContext.h" + + /* The decQuad decimal 128-bit type, accessible by all sizes */ + typedef union { + uint8_t bytes[DECQUAD_Bytes]; /* fields: 1, 5, 12, 110 bits */ + uint16_t shorts[DECQUAD_Bytes/2]; + uint32_t words[DECQUAD_Bytes/4]; + #if DECUSE64 + uint64_t longs[DECQUAD_Bytes/8]; + #endif + } decQuad; + + /* ---------------------------------------------------------------- */ + /* Shared constants */ + /* ---------------------------------------------------------------- */ + + /* sign and special values [top 32-bits; last two bits are don't-care + for Infinity on input, last bit don't-care for NaNs] */ + #define DECFLOAT_Sign 0x80000000 /* 1 00000 00 Sign */ + #define DECFLOAT_NaN 0x7c000000 /* 0 11111 00 NaN generic */ + #define DECFLOAT_qNaN 0x7c000000 /* 0 11111 00 qNaN */ + #define DECFLOAT_sNaN 0x7e000000 /* 0 11111 10 sNaN */ + #define DECFLOAT_Inf 0x78000000 /* 0 11110 00 Infinity */ + #define DECFLOAT_MinSp 0x78000000 /* minimum special value */ + /* [specials are all >=MinSp] */ + /* Sign nibble constants */ + #if !defined(DECPPLUSALT) + #define DECPPLUSALT 0x0A /* alternate plus nibble */ + #define DECPMINUSALT 0x0B /* alternate minus nibble */ + #define DECPPLUS 0x0C /* preferred plus nibble */ + #define DECPMINUS 0x0D /* preferred minus nibble */ + #define DECPPLUSALT2 0x0E /* alternate plus nibble */ + #define DECPUNSIGNED 0x0F /* alternate plus nibble (unsigned) */ + #endif + + /* ---------------------------------------------------------------- */ + /* Routines -- implemented as decFloat routines in common files */ + /* ---------------------------------------------------------------- */ + + /* Utilities and conversions, extractors, etc.) */ + extern decQuad * decQuadFromBCD(decQuad *, int32_t, const uint8_t *, int32_t); + extern decQuad * decQuadFromInt32(decQuad *, int32_t); + extern decQuad * decQuadFromPacked(decQuad *, int32_t, const uint8_t *); + extern decQuad * decQuadFromPackedChecked(decQuad *, int32_t, const uint8_t *); + extern decQuad * decQuadFromString(decQuad *, const char *, decContext *); + extern decQuad * decQuadFromUInt32(decQuad *, uint32_t); + extern int32_t decQuadGetCoefficient(const decQuad *, uint8_t *); + extern int32_t decQuadGetExponent(const decQuad *); + extern decQuad * decQuadSetCoefficient(decQuad *, const uint8_t *, int32_t); + extern decQuad * decQuadSetExponent(decQuad *, decContext *, int32_t); + extern void decQuadShow(const decQuad *, const char *); + extern int32_t decQuadToBCD(const decQuad *, int32_t *, uint8_t *); + extern char * decQuadToEngString(const decQuad *, char *); + extern int32_t decQuadToInt32(const decQuad *, decContext *, enum rounding); + extern int32_t decQuadToInt32Exact(const decQuad *, decContext *, enum rounding); + extern int32_t decQuadToPacked(const decQuad *, int32_t *, uint8_t *); + extern char * decQuadToString(const decQuad *, char *); + extern uint32_t decQuadToUInt32(const decQuad *, decContext *, enum rounding); + extern uint32_t decQuadToUInt32Exact(const decQuad *, decContext *, enum rounding); + extern decQuad * decQuadZero(decQuad *); + + /* Computational (result is a decQuad) */ + extern decQuad * decQuadAbs(decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadAdd(decQuad *, const decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadAnd(decQuad *, const decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadDivide(decQuad *, const decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadDivideInteger(decQuad *, const decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadFMA(decQuad *, const decQuad *, const decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadInvert(decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadLogB(decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadMax(decQuad *, const decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadMaxMag(decQuad *, const decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadMin(decQuad *, const decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadMinMag(decQuad *, const decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadMinus(decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadMultiply(decQuad *, const decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadNextMinus(decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadNextPlus(decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadNextToward(decQuad *, const decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadOr(decQuad *, const decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadPlus(decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadQuantize(decQuad *, const decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadReduce(decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadRemainder(decQuad *, const decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadRemainderNear(decQuad *, const decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadRotate(decQuad *, const decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadScaleB(decQuad *, const decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadShift(decQuad *, const decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadSubtract(decQuad *, const decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadToIntegralValue(decQuad *, const decQuad *, decContext *, enum rounding); + extern decQuad * decQuadToIntegralExact(decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadXor(decQuad *, const decQuad *, const decQuad *, decContext *); + + /* Comparisons */ + extern decQuad * decQuadCompare(decQuad *, const decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadCompareSignal(decQuad *, const decQuad *, const decQuad *, decContext *); + extern decQuad * decQuadCompareTotal(decQuad *, const decQuad *, const decQuad *); + extern decQuad * decQuadCompareTotalMag(decQuad *, const decQuad *, const decQuad *); + + /* Copies */ + extern decQuad * decQuadCanonical(decQuad *, const decQuad *); + extern decQuad * decQuadCopy(decQuad *, const decQuad *); + extern decQuad * decQuadCopyAbs(decQuad *, const decQuad *); + extern decQuad * decQuadCopyNegate(decQuad *, const decQuad *); + extern decQuad * decQuadCopySign(decQuad *, const decQuad *, const decQuad *); + + /* Non-computational */ + extern enum decClass decQuadClass(const decQuad *); + extern const char * decQuadClassString(const decQuad *); + extern uint32_t decQuadDigits(const decQuad *); + extern uint32_t decQuadIsCanonical(const decQuad *); + extern uint32_t decQuadIsFinite(const decQuad *); + extern uint32_t decQuadIsInteger(const decQuad *); + extern uint32_t decQuadIsLogical(const decQuad *); + extern uint32_t decQuadIsInfinite(const decQuad *); + extern uint32_t decQuadIsNaN(const decQuad *); + extern uint32_t decQuadIsNegative(const decQuad *); + extern uint32_t decQuadIsNormal(const decQuad *); + extern uint32_t decQuadIsPositive(const decQuad *); + extern uint32_t decQuadIsSignaling(const decQuad *); + extern uint32_t decQuadIsSignalling(const decQuad *); + extern uint32_t decQuadIsSigned(const decQuad *); + extern uint32_t decQuadIsSubnormal(const decQuad *); + extern uint32_t decQuadIsZero(const decQuad *); + extern uint32_t decQuadRadix(const decQuad *); + extern uint32_t decQuadSameQuantum(const decQuad *, const decQuad *); + extern const char * decQuadVersion(void); + + /* decNumber conversions; these are implemented as macros so as not */ + /* to force a dependency on decimal128 and decNumber in decQuad. */ + /* decQuadFromNumber returns a decimal128 * to avoid warnings. */ + #define decQuadToNumber(dq, dn) decimal128ToNumber((decimal128 *)(dq), dn) + #define decQuadFromNumber(dq, dn, set) decimal128FromNumber((decimal128 *)(dq), dn, set) + +#endif