diff options
| -rw-r--r-- | ChangeLog | 7 | ||||
| -rw-r--r-- | sysdeps/ieee754/dbl-64/e_sqrt.c | 5 | ||||
| -rw-r--r-- | sysdeps/ieee754/dbl-64/uroot.h | 43 |
3 files changed, 9 insertions, 46 deletions
diff --git a/ChangeLog b/ChangeLog index 038181cf63..5a44a8a0b7 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,10 @@ +2015-12-01 Joseph Myers <joseph@codesourcery.com> + + * sysdeps/ieee754/dbl-64/e_sqrt.c: Do not include uroot.h. + (__ieee754_sqrt): Use hex float constants instead of tm256.x and + t512.x. + * sysdeps/ieee754/dbl-64/uroot.h: Remove file. + 2015-11-30 Amit Pawar <amit.pawar@amd.com> [BZ #19214] diff --git a/sysdeps/ieee754/dbl-64/e_sqrt.c b/sysdeps/ieee754/dbl-64/e_sqrt.c index fff6d148fe..c1fed7d97e 100644 --- a/sysdeps/ieee754/dbl-64/e_sqrt.c +++ b/sysdeps/ieee754/dbl-64/e_sqrt.c @@ -21,7 +21,7 @@ /* */ /* FUNCTION: usqrt */ /* */ -/* FILES NEEDED: dla.h endian.h mydefs.h uroot.h */ +/* FILES NEEDED: dla.h endian.h mydefs.h */ /* uroot.tbl */ /* */ /* An ultimate sqrt routine. Given an IEEE double machine number x */ @@ -47,7 +47,6 @@ double __ieee754_sqrt (double x) { -#include "uroot.h" static const double rt0 = 9.99999999859990725855365213134618E-01, rt1 = 4.99999999495955425917856814202739E-01, @@ -134,7 +133,7 @@ __ieee754_sqrt (double x) return x; /* sqrt(+0)=+0, sqrt(-0)=-0 */ if (k < 0) return (x - x) / (x - x); /* sqrt(-ve)=sNaN */ - return tm256.x * __ieee754_sqrt (x * t512.x); + return 0x1p-256 * __ieee754_sqrt (x * 0x1p512); } } strong_alias (__ieee754_sqrt, __sqrt_finite) diff --git a/sysdeps/ieee754/dbl-64/uroot.h b/sysdeps/ieee754/dbl-64/uroot.h deleted file mode 100644 index 4bbcc3bac7..0000000000 --- a/sysdeps/ieee754/dbl-64/uroot.h +++ /dev/null @@ -1,43 +0,0 @@ -/* - * IBM Accurate Mathematical Library - * Written by International Business Machines Corp. - * Copyright (C) 2001-2015 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, see <http://www.gnu.org/licenses/>. - */ - -/******************************************************************/ -/* */ -/* MODULE_NAME:uroot.h */ -/* */ -/* common data and variables prototype and definition */ -/******************************************************************/ - -#ifndef UROOT_H -#define UROOT_H - -#ifdef BIG_ENDI - static const mynumber -/**/ t512 = {{0x5ff00000, 0x00000000 }}, /* 2^512 */ -/**/ tm256 = {{0x2ff00000, 0x00000000 }}; /* 2^-256 */ - -#else -#ifdef LITTLE_ENDI - static const mynumber -/**/ t512 = {{0x00000000, 0x5ff00000 }}, /* 2^512 */ -/**/ tm256 = {{0x00000000, 0x2ff00000 }}; /* 2^-256 */ -#endif -#endif - -#endif |