Update.

2001-03-11  Ulrich Drepper  <drepper@redhat.com>

	Last-bit accurate math library implementation by IBM Haifa.
	Contributed by Abraham Ziv <ziv@il.ibm.com>, Moshe Olshansky
	<olshansk@il.ibm.com>, Ealan Henis <ealan@il.ibm.com>, and
	Anna Reitman <reitman@il.ibm.com>.
	* 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.

1 files changed, 81 insertions, 0 deletions

diff --git a/sysdeps/ieee754/dbl-64/sincos32.h b/sysdeps/ieee754/dbl-64/sincos32.h
new file mode 100644
index 0000000000..fa510e84be
--- /dev/null
+++ b/sysdeps/ieee754/dbl-64/sincos32.h
@@ -0,0 +1,81 @@
+
+/*
+ * 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:sincos32.h                                         */
+/*                                                                */
+/* common data and variables prototype and definition             */
+/******************************************************************/
+
+#ifndef SINCOS32_H
+#define SINCCOS32_H
+
+#ifdef BIG_ENDI
+static const number
+/**/          hpinv = {0x3FE45F30, 0x6DC9C883 }, /*  0.63661977236758138     */
+/**/          toint = {0x43380000, 0x00000000 }; /*  6755399441055744        */
+
+#else
+#ifdef LITTLE_ENDI
+static const number
+/**/          hpinv = {0x6DC9C883, 0x3FE45F30 }, /*  0.63661977236758138     */
+/**/          toint = {0x00000000, 0x43380000 }; /*  6755399441055744        */
+
+#endif
+#endif
+
+static const mp_no
+  oofac27 = {-3, 1.0,7.0,4631664.0,12006312.0,13118056.0,6538613.0,646354.0,
+   8508025.0,9131256.0,7548776.0,2529842.0,8864927.0,660489.0,15595125.0,12777885.0,
+   11618489.0,13348664.0,5486686.0,514518.0,11275535.0,4727621.0,3575562.0,
+   13579710.0,5829745.0,7531862.0,9507898.0,6915060.0,4079264.0,1907586.0,
+   6078398.0,13789314.0,5504104.0,14136.0},
+  pi = {1,1.0,3.0,
+    2375530.0,8947107.0,578323.0,1673774.0,225395.0,4498441.0,3678761.0,
+    10432976.0,536314.0,10021966.0,7113029.0,2630118.0,3723283.0,7847508.0,
+    6737716.0,15273068.0,12626985.0,12044668.0,5299519.0,8705461.0,11880201.0,
+    1544726.0,14014857.0,7994139.0,13709579.0,10918111.0,11906095.0,16610011.0,
+    13638367.0,12040417.0,11529578.0,2522774.0},
+   hp = {1, 1.0, 1.0,
+    9576373.0,4473553.0,8677769.0,9225495.0,112697.0,10637828.0,
+    10227988.0,13605096.0,268157.0,5010983.0,3556514.0,9703667.0,
+    1861641.0,12312362.0,3368858.0,7636534.0,6313492.0,14410942.0,
+    2649759.0,12741338.0,14328708.0,9160971.0,7007428.0,12385677.0,
+    15243397.0,13847663.0,14341655.0,16693613.0,15207791.0,14408816.0,
+    14153397.0,1261387.0,6110792.0,2291862.0,4181138.0,5295267.0};
+
+static const double toverp[75] = {
+  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 };
+
+#endif