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Diffstat (limited to 'gcc-4.2.1-5666.3/libdecnumber/decimal64.h')
| -rw-r--r-- | gcc-4.2.1-5666.3/libdecnumber/decimal64.h | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/gcc-4.2.1-5666.3/libdecnumber/decimal64.h b/gcc-4.2.1-5666.3/libdecnumber/decimal64.h deleted file mode 100644 index 2c7131c53..000000000 --- a/gcc-4.2.1-5666.3/libdecnumber/decimal64.h +++ /dev/null @@ -1,116 +0,0 @@ -/* Decimal 64-bit format module header for the decNumber C Library - Copyright (C) 2005 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. */ - -#if !defined(DECIMAL64) -#define DECIMAL64 -#define DEC64NAME "decimal64" /* Short name */ -#define DEC64FULLNAME "Decimal 64-bit Number" /* Verbose name */ -#define DEC64AUTHOR "Mike Cowlishaw" /* Who to blame */ - -#if defined(DECIMAL32) -#error decimal64.h must precede decimal32.h for correct DECNUMDIGITS -#endif - - /* parameters for decimal64s */ -#define DECIMAL64_Bytes 8 /* length */ -#define DECIMAL64_Pmax 16 /* maximum precision (digits) */ -#define DECIMAL64_Emax 384 /* maximum adjusted exponent */ -#define DECIMAL64_Emin -383 /* minimum adjusted exponent */ -#define DECIMAL64_Bias 398 /* bias for the exponent */ -#define DECIMAL64_String 24 /* maximum string length, +1 */ - /* highest biased exponent (Elimit-1) */ -#define DECIMAL64_Ehigh (DECIMAL64_Emax+DECIMAL64_Bias-DECIMAL64_Pmax+1) - -#ifndef DECNUMDIGITS -#define DECNUMDIGITS DECIMAL64_Pmax /* size if not already defined */ -#endif -#ifndef DECNUMBER -#include "decNumber.h" /* context and number library */ -#endif - - /* Decimal 64-bit type, accessible by bytes */ -typedef struct -{ - uint8_t bytes[DECIMAL64_Bytes]; /* decimal64: 1, 5, 8, 50 bits */ -} decimal64; - - /* special values [top byte excluding sign bit; last two bits are - don't-care for Infinity on input, last bit don't-care for NaN] */ -#if !defined(DECIMAL_NaN) -#define DECIMAL_NaN 0x7c /* 0 11111 00 NaN */ -#define DECIMAL_sNaN 0x7e /* 0 11111 10 sNaN */ -#define DECIMAL_Inf 0x78 /* 0 11110 00 Infinity */ -#endif - - /* Macros for accessing decimal64 fields. These assume the argument - is a reference (pointer) to the decimal64 structure */ - /* Get sign */ -#define decimal64Sign(d) ((unsigned)(d)->bytes[0]>>7) - - /* Get combination field */ -#define decimal64Comb(d) (((d)->bytes[0] & 0x7c)>>2) - - /* Get exponent continuation [does not remove bias] */ -#define decimal64ExpCon(d) ((((d)->bytes[0] & 0x03)<<6) \ - | ((unsigned)(d)->bytes[1]>>2)) - - /* Set sign [this assumes sign previously 0] */ -#define decimal64SetSign(d, b) { \ - (d)->bytes[0]|=((unsigned)(b)<<7);} - - /* Set exponent continuation [does not apply bias] */ - /* This assumes range has been checked and exponent previously 0; type */ - /* of exponent must be unsigned */ -#define decimal64SetExpCon(d, e) { \ - (d)->bytes[0]|=(uint8_t)((e)>>6); \ - (d)->bytes[1]|=(uint8_t)(((e)&0x3F)<<2);} - - /* ------------------------------------------------------------------ */ - /* Routines */ - /* ------------------------------------------------------------------ */ - -#ifdef IN_LIBGCC2 -#define decimal64FromString __decimal64FromString -#define decimal64ToString __decimal64ToString -#define decimal64ToEngString __decimal64ToEngString -#define decimal64FromNumber __decimal64FromNumber -#define decimal64ToNumber __decimal64ToNumber -#endif - - /* String conversions */ -decimal64 *decimal64FromString (decimal64 *, const char *, decContext *); -char *decimal64ToString (const decimal64 *, char *); -char *decimal64ToEngString (const decimal64 *, char *); - - /* decNumber conversions */ -decimal64 *decimal64FromNumber (decimal64 *, const decNumber *, decContext *); -decNumber *decimal64ToNumber (const decimal64 *, decNumber *); - -#endif |