aboutsummaryrefslogtreecommitdiff
path: root/sysdeps/ieee754/dbl-64/upow.h
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/ieee754/dbl-64/upow.h')
-rw-r--r--sysdeps/ieee754/dbl-64/upow.h82
1 files changed, 82 insertions, 0 deletions
diff --git a/sysdeps/ieee754/dbl-64/upow.h b/sysdeps/ieee754/dbl-64/upow.h
new file mode 100644
index 0000000000..633190b671
--- /dev/null
+++ b/sysdeps/ieee754/dbl-64/upow.h
@@ -0,0 +1,82 @@
+
+/*
+ * 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:upow.h */
+/* */
+/* common data and variables prototype and definition */
+/******************************************************************/
+
+#ifndef UPOW_H
+#define UPOW_H
+
+#include "mydefs.h"
+
+#ifdef BIG_ENDI
+ const static mynumber
+/**/ INF = {0x7ff00000, 0x00000000 }, /* INF */
+/**/ NaNQ = {0x7ff80000, 0x00000000 }, /* NaNQ */
+/**/ sqrt_2 = {0x3ff6a09e, 0x667f3bcc }, /* sqrt(2) */
+/**/ ln2a = {0x3fe62e42, 0xfefa3800 }, /* ln(2) 43 bits */
+/**/ ln2b = {0x3d2ef357, 0x93c76730 }, /* ln(2)-ln2a */
+/**/ bigu = {0x4297ffff, 0xfffffd2c }, /* 1.5*2**42 -724*2**-10 */
+/**/ bigv = {0x4207ffff, 0xfff8016a }, /* 1.5*2**33-1+362*2**-19 */
+/**/ t52 = {0x43300000, 0x00000000 }, /* 2**52 */
+/**/ two52e = {0x43300000, 0x000003ff }; /* 2**52' */
+
+ mynumber
+/**/ two52 = {0x43300000, 0x00000000 }; /* 2**52 */
+
+#else
+#ifdef LITTLE_ENDI
+ const static mynumber
+/**/ INF = {0x00000000, 0x7ff00000 }, /* INF */
+/**/ NaNQ = {0x00000000, 0x7ff80000 }, /* NaNQ */
+/**/ sqrt_2 = {0x667f3bcc, 0x3ff6a09e }, /* sqrt(2) */
+/**/ ln2a = {0xfefa3800, 0x3fe62e42 }, /* ln(2) 43 bits */
+/**/ ln2b = {0x93c76730, 0x3d2ef357 }, /* ln(2)-ln2a */
+/**/ bigu = {0xfffffd2c, 0x4297ffff }, /* 1.5*2**42 -724*2**-10 */
+/**/ bigv = {0xfff8016a, 0x4207ffff }, /* 1.5*2**33-1+362*2**-19 */
+/**/ t52 = {0x00000000, 0x43300000 }, /* 2**52 */
+/**/ two52e = {0x000003ff, 0x43300000 }; /* 2**52' */
+
+ mynumber
+/**/ two52 = {0x00000000, 0x43300000 }; /* 2**52 */
+
+#endif
+#endif
+
+const static double p2=-0.5, p3 = 3.3333333333333333333e-1, p4 = -0.25,
+ q2 = -0.5, q3 = 3.3333333333331404e-01, q4 = -2.4999999999996436e-01,
+ q5 = 2.0000010500004459e-01, q6 = -1.6666678916688004e-01,
+ r3 = 3.33333333333333333372884096563030E-01,
+ r4 = -2.50000000000000000213574153875908E-01,
+ r5 = 1.99999999999683593814072199830603E-01,
+ r6 = -1.66666666666065494878165510225378E-01,
+ r7 = 1.42857517857114380606360005067609E-01,
+ r8 = -1.25000449999974370683775964001702E-01,
+ s3 = 0.333251953125000000e0,
+ ss3 = 8.138020833333333333e-05,
+ s4 = -2.500000000000000000e-01,
+ s5 = 1.999999999999960937e-01,
+ s6 = -1.666666666666592447e-01,
+ s7 = 1.428571845238194705e-01,
+ s8 = -1.250000500000149097e-01;
+#endif