| /* |
| * IBM Accurate Mathematical Library |
| * Written by International Business Machines Corp. |
| * Copyright (C) 2001 Free Software Foundation, Inc. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU Lesser General Public License as published by |
| * the Free Software Foundation; either version 2.1 of the License, or |
| * (at your option) any later version. |
| * |
| * This program 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 Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| */ |
| |
| /******************************************************************/ |
| /* */ |
| /* MODULE_NAME:uexp.h */ |
| /* */ |
| /* common data and variables prototype and definition */ |
| /******************************************************************/ |
| |
| #ifndef UEXP_H |
| #define UEXP_H |
| |
| #include "mydefs.h" |
| |
| const static double one = 1.0, zero = 0.0, hhuge = 1.0e300, tiny = 1.0e-300, |
| err_0 = 1.000014, err_1 = 0.000016; |
| const static int4 bigint = 0x40862002, |
| badint = 0x40876000,smallint = 0x3C8fffff; |
| const static int4 hugeint = 0x7FFFFFFF, infint = 0x7ff00000; |
| |
| #ifdef BIG_ENDI |
| const static mynumber inf = {{0x7FF00000, 0}}; /* inf */ |
| const static mynumber t256 = {{0x4ff00000, 0}}; /* 2^256 */ |
| |
| const static mynumber ln_two1 = {{0x3FE62E42, 0xFEFA3800}};/*0.69314718055989033 */ |
| const static mynumber ln_two2 = {{0x3D2EF357, 0x93C76730}};/*5.4979230187083712e-14*/ |
| const static mynumber log2e = {{0x3FF71547, 0x652B82FE}};/* 1.4426950408889634 */ |
| |
| const static mynumber p2 = {{0x3FE00000, 0x000004DC}};/* 0.50000000000013811 */ |
| const static mynumber p3 = {{0x3FC55555, 0x55555A0F}};/* 0.16666666666670024 */ |
| |
| const static mynumber three33 = {{0x42180000, 0}}; /* 25769803776 */ |
| const static mynumber three51 = {{0x43380000, 0}}; /* 6755399441055744 */ |
| |
| #else |
| #ifdef LITTLE_ENDI |
| const static mynumber inf = {{0, 0x7FF00000}}; /* inf */ |
| const static mynumber t256 = {{0, 0x4ff00000}}; /* 2^256 */ |
| |
| const static mynumber ln_two1 = {{0xFEFA3800, 0x3FE62E42}};/*0.69314718055989033 */ |
| const static mynumber ln_two2 = {{0x93C76730, 0x3D2EF357}};/*5.4979230187083712e-14*/ |
| const static mynumber log2e = {{0x652B82FE, 0x3FF71547}};/* 1.4426950408889634 */ |
| |
| const static mynumber p2 = {{0x000004DC, 0x3FE00000}};/* 0.50000000000013811 */ |
| const static mynumber p3 = {{0x55555A0F, 0x3FC55555}};/* 0.16666666666670024 */ |
| |
| const static mynumber three33 = {{0, 0x42180000}}; /* 25769803776 */ |
| const static mynumber three51 = {{0, 0x43380000}}; /* 6755399441055744 */ |
| |
| #endif |
| #endif |
| #endif |