From e4d8276142b9c07b23043ef44b0fe8fa7bcc3121 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Mon, 12 Mar 2001 00:04:52 +0000 Subject: Update. 2001-03-11 Ulrich Drepper Last-bit accurate math library implementation by IBM Haifa. Contributed by Abraham Ziv , Moshe Olshansky , Ealan Henis , and Anna Reitman . * math/Makefile (dbl-only-routines): New variable. (libm-routines): Add $(dbl-only-routines). * sysdeps/ieee754/dbl-64/e_acos.c: Empty, definition is in e_asin.c. * sysdeps/ieee754/dbl-64/e_asin.c: Replaced with accurate asin implementation. * sysdeps/ieee754/dbl-64/e_atan2.c: Replaced with accurate atan2 implementation. * sysdeps/ieee754/dbl-64/e_exp.c: Replaced with accurate exp implementation. * sysdeps/ieee754/dbl-64/e_lgamma_r.c: Don't use __kernel_sin and __kernel_cos. * sysdeps/ieee754/dbl-64/e_log.c: Replaced with accurate log implementation. * sysdeps/ieee754/dbl-64/e_remainder.c: Replaced with accurate remainder implementation. * sysdeps/ieee754/dbl-64/e_pow.c: Replaced with accurate pow implementation. * sysdeps/ieee754/dbl-64/e_sqrt.c: Replaced with accurate sqrt implementation. * sysdeps/ieee754/dbl-64/k_cos.c: Empty, definition is in s_sin.c. * sysdeps/ieee754/dbl-64/k_sin.c: Empty, definition is in s_sin.c. * sysdeps/ieee754/dbl-64/s_atan.c: Replaced with accurate atan implementation. * sysdeps/ieee754/dbl-64/s_cos.c: Empty, definition is in s_sin.c. * sysdeps/ieee754/dbl-64/s_sin.c: Replaced with accurate sin/cos implementation. * sysdeps/ieee754/dbl-64/s_sincos.c: Rewritten to not use __kernel_sin and __kernel_cos. * sysdeps/ieee754/dbl-64/s_tan.c: Replaced with accurate tan implementation. * sysdeps/ieee754/dbl-64/Dist: Add new non-code files. * sysdeps/ieee754/dbl-64/MathLib.h: New file. * sysdeps/ieee754/dbl-64/asincos.tbl: New file. * sysdeps/ieee754/dbl-64/atnat.h: New file. * sysdeps/ieee754/dbl-64/atnat2.h: New file. * sysdeps/ieee754/dbl-64/branred.c: New file. * sysdeps/ieee754/dbl-64/branred.h: New file. * sysdeps/ieee754/dbl-64/dla.h: New file. * sysdeps/ieee754/dbl-64/doasin.c: New file. * sysdeps/ieee754/dbl-64/doasin.h: New file. * sysdeps/ieee754/dbl-64/dosincos.c: New file. * sysdeps/ieee754/dbl-64/dosincos.h: New file. * sysdeps/ieee754/dbl-64/endian.h: New file. * sysdeps/ieee754/dbl-64/halfulp.c: New file. * sysdeps/ieee754/dbl-64/mpa.c: New file. * sysdeps/ieee754/dbl-64/mpa.h: New file. * sysdeps/ieee754/dbl-64/mpa2.h: New file. * sysdeps/ieee754/dbl-64/mpatan.c: New file. * sysdeps/ieee754/dbl-64/mpatan.h: New file. * sysdeps/ieee754/dbl-64/mpatan2.c: New file. * sysdeps/ieee754/dbl-64/mpexp.c: New file. * sysdeps/ieee754/dbl-64/mpexp.h: New file. * sysdeps/ieee754/dbl-64/mplog.c: New file. * sysdeps/ieee754/dbl-64/mplog.h: New file. * sysdeps/ieee754/dbl-64/mpsqrt.c: New file. * sysdeps/ieee754/dbl-64/mpsqrt.h: New file. * sysdeps/ieee754/dbl-64/mptan.c: New file. * sysdeps/ieee754/dbl-64/mydefs.h: New file. * sysdeps/ieee754/dbl-64/powtwo.tbl: New file. * sysdeps/ieee754/dbl-64/root.tbl: New file. * sysdeps/ieee754/dbl-64/sincos.tbl: New file. * sysdeps/ieee754/dbl-64/sincos32.c: New file. * sysdeps/ieee754/dbl-64/sincos32.h: New file. * sysdeps/ieee754/dbl-64/slowexp.c: New file. * sysdeps/ieee754/dbl-64/slowpow.c: New file. * sysdeps/ieee754/dbl-64/uasncs.h: New file. * sysdeps/ieee754/dbl-64/uatan.tbl: New file. * sysdeps/ieee754/dbl-64/uexp.h: New file. * sysdeps/ieee754/dbl-64/uexp.tbl: New file. * sysdeps/ieee754/dbl-64/ulog.h: New file. * sysdeps/ieee754/dbl-64/ulog.tbl: New file. * sysdeps/ieee754/dbl-64/upow.h: New file. * sysdeps/ieee754/dbl-64/upow.tbl: New file. * sysdeps/ieee754/dbl-64/urem.h: New file. * sysdeps/ieee754/dbl-64/uroot.h: New file. * sysdeps/ieee754/dbl-64/usncs.h: New file. * sysdeps/ieee754/dbl-64/utan.h: New file. * sysdeps/ieee754/dbl-64/utan.tbl: New file. * sysdeps/i386/fpu/branred.c: New file. * sysdeps/i386/fpu/doasin.c: New file. * sysdeps/i386/fpu/dosincos.c: New file. * sysdeps/i386/fpu/halfulp.c: New file. * sysdeps/i386/fpu/mpa.c: New file. * sysdeps/i386/fpu/mpatan.c: New file. * sysdeps/i386/fpu/mpatan2.c: New file. * sysdeps/i386/fpu/mpexp.c: New file. * sysdeps/i386/fpu/mplog.c: New file. * sysdeps/i386/fpu/mpsqrt.c: New file. * sysdeps/i386/fpu/mptan.c: New file. * sysdeps/i386/fpu/sincos32.c: New file. * sysdeps/i386/fpu/slowexp.c: New file. * sysdeps/i386/fpu/slowpow.c: New file. * sysdeps/ia64/fpu/branred.c: New file. * sysdeps/ia64/fpu/doasin.c: New file. * sysdeps/ia64/fpu/dosincos.c: New file. * sysdeps/ia64/fpu/halfulp.c: New file. * sysdeps/ia64/fpu/mpa.c: New file. * sysdeps/ia64/fpu/mpatan.c: New file. * sysdeps/ia64/fpu/mpatan2.c: New file. * sysdeps/ia64/fpu/mpexp.c: New file. * sysdeps/ia64/fpu/mplog.c: New file. * sysdeps/ia64/fpu/mpsqrt.c: New file. * sysdeps/ia64/fpu/mptan.c: New file. * sysdeps/ia64/fpu/sincos32.c: New file. * sysdeps/ia64/fpu/slowexp.c: New file. * sysdeps/ia64/fpu/slowpow.c: New file. * sysdeps/m68k/fpu/branred.c: New file. * sysdeps/m68k/fpu/doasin.c: New file. * sysdeps/m68k/fpu/dosincos.c: New file. * sysdeps/m68k/fpu/halfulp.c: New file. * sysdeps/m68k/fpu/mpa.c: New file. * sysdeps/m68k/fpu/mpatan.c: New file. * sysdeps/m68k/fpu/mpatan2.c: New file. * sysdeps/m68k/fpu/mpexp.c: New file. * sysdeps/m68k/fpu/mplog.c: New file. * sysdeps/m68k/fpu/mpsqrt.c: New file. * sysdeps/m68k/fpu/mptan.c: New file. * sysdeps/m68k/fpu/sincos32.c: New file. * sysdeps/m68k/fpu/slowexp.c: New file. * sysdeps/m68k/fpu/slowpow.c: New file. * iconvdata/gconv-modules: Add a number of alias, mostly for IBM codepages. --- sysdeps/ieee754/dbl-64/branred.h | 80 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 80 insertions(+) create mode 100644 sysdeps/ieee754/dbl-64/branred.h (limited to 'sysdeps/ieee754/dbl-64/branred.h') diff --git a/sysdeps/ieee754/dbl-64/branred.h b/sysdeps/ieee754/dbl-64/branred.h new file mode 100644 index 0000000000..2258e58eb1 --- /dev/null +++ b/sysdeps/ieee754/dbl-64/branred.h @@ -0,0 +1,80 @@ + +/* + * IBM Accurate Mathematical Library + * Copyright (c) International Business Machines Corp., 2001 + * + * 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 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 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: branred.h */ +/* */ +/* */ +/* common data and variables definition for BIG or LITTLE ENDIAN */ +/************************************************************************/ + +#ifndef BRANRED_H +#define BRANRED_H + + +#ifdef BIG_ENDI +static const mynumber + +/**/ t576 = {0x63f00000, 0x00000000 }, /* 2 ^ 576 */ +/**/ tm600 = {0x1a700000, 0x00000000 }, /* 2 ^- 600 */ +/**/ tm24 = {0x3e700000, 0x00000000 }, /* 2 ^- 24 */ +/**/ big = {0x43380000, 0x00000000 }, /* 6755399441055744 */ +/**/ big1 = {0x43580000, 0x00000000 }, /* 27021597764222976 */ +/**/ hp0 = {0x3FF921FB, 0x54442D18 } ,/* 1.5707963267948966 */ +/**/ hp1 = {0x3C91A626, 0x33145C07 } ,/* 6.123233995736766e-17 */ +/**/ mp1 = {0x3FF921FB, 0x58000000 }, /* 1.5707963407039642 */ +/**/ mp2 = {0xBE4DDE97, 0x40000000 }; /*-1.3909067675399456e-08 */ + +#else +#ifdef LITTLE_ENDI +static const mynumber + +/**/ t576 = {0x00000000, 0x63f00000 }, /* 2 ^ 576 */ +/**/ tm600 = {0x00000000, 0x1a700000 }, /* 2 ^- 600 */ +/**/ tm24 = {0x00000000, 0x3e700000 }, /* 2 ^- 24 */ +/**/ big = {0x00000000, 0x43380000 }, /* 6755399441055744 */ +/**/ big1 = {0x00000000, 0x43580000 }, /* 27021597764222976 */ +/**/ hp0 = {0x54442D18, 0x3FF921FB }, /* 1.5707963267948966 */ +/**/ hp1 = {0x33145C07, 0x3C91A626 }, /* 6.123233995736766e-17 */ +/**/ mp1 = {0x58000000, 0x3FF921FB }, /* 1.5707963407039642 */ +/**/ mp2 = {0x40000000, 0xBE4DDE97 }; /*-1.3909067675399456e-08 */ + +#endif +#endif + +static const double toverp[75] = { /* 2/ PI base 24*/ + 10680707.0, 7228996.0, 1387004.0, 2578385.0, 16069853.0, + 12639074.0, 9804092.0, 4427841.0, 16666979.0, 11263675.0, + 12935607.0, 2387514.0, 4345298.0, 14681673.0, 3074569.0, + 13734428.0, 16653803.0, 1880361.0, 10960616.0, 8533493.0, + 3062596.0, 8710556.0, 7349940.0, 6258241.0, 3772886.0, + 3769171.0, 3798172.0, 8675211.0, 12450088.0, 3874808.0, + 9961438.0, 366607.0, 15675153.0, 9132554.0, 7151469.0, + 3571407.0, 2607881.0, 12013382.0, 4155038.0, 6285869.0, + 7677882.0, 13102053.0, 15825725.0, 473591.0, 9065106.0, + 15363067.0, 6271263.0, 9264392.0, 5636912.0, 4652155.0, + 7056368.0, 13614112.0, 10155062.0, 1944035.0, 9527646.0, + 15080200.0, 6658437.0, 6231200.0, 6832269.0, 16767104.0, + 5075751.0, 3212806.0, 1398474.0, 7579849.0, 6349435.0, + 12618859.0, 4703257.0, 12806093.0, 14477321.0, 2786137.0, + 12875403.0, 9837734.0, 14528324.0, 13719321.0, 343717.0 }; + +static const double split = 134217729.0; + +#endif -- cgit 1.4.1