AuroraMiddleware/glibc
1
0
Fork 0
mirror of https://sourceware.org/git/glibc.git synced 2024-11-22 21:10:07 +00:00
Code Issues Packages Projects Releases Wiki Activity

Update.

Browse Source 
2000-09-29  H.J. Lu  <hjl@gnu.org>

	* sysdeps/ia64/fpu/libm-test-ulps: Updated for long double.

2000-09-29  H.J. Lu  <hjl@gnu.org>

	* sysdeps/ia64/bits/huge_val.h: New file.
This commit is contained in:
Ulrich Drepper 2000-09-30 02:57:29 +00:00
parent b4a555d6f4
commit 2b1ec034a2
3 changed files with 98 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
ChangeLog
View File

@ -1,3 +1,11 @@
2000-09-29 H.J. Lu <hjl@gnu.org>
* sysdeps/ia64/fpu/libm-test-ulps: Updated for long double.
2000-09-29 H.J. Lu <hjl@gnu.org>
* sysdeps/ia64/bits/huge_val.h: New file.
2000-09-29 Ulrich Drepper <drepper@redhat.com>
* elf/chroot_canon.c: Don't report a failure if the last path

81
sysdeps/ia64/bits/huge_val.h Normal file
View File

@ -0,0 +1,81 @@
/* `HUGE_VAL' constants for ia64 (where it is infinity).
Used by <stdlib.h> and <math.h> functions for overflow.
Copyright (C) 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef _MATH_H
# error "Never use <bits/huge_val.h> directly; include <math.h> instead."
#endif
#include <features.h>
/* IEEE positive infinity (-HUGE_VAL is negative infinity). */
#if __GNUC_PREREQ(2,96)
# define HUGE_VAL (__extension__ 0x1.0p2047)
#else
# define __HUGE_VAL_bytes { 0, 0, 0, 0, 0, 0, 0xf0, 0x7f }
# define __huge_val_t union { unsigned char __c[8]; double __d; }
# ifdef __GNUC__
# define HUGE_VAL (__extension__ \
((__huge_val_t) { __c: __HUGE_VAL_bytes }).__d)
# else /* Not GCC. */
static __huge_val_t __huge_val = { __HUGE_VAL_bytes };
# define HUGE_VAL (__huge_val.__d)
# endif /* GCC. */
#endif /* GCC 2.95 */
/* ISO C99 extensions: (float) HUGE_VALF and (long double) HUGE_VALL. */
#ifdef __USE_ISOC99
# if __GNUC_PREREQ(2,96)
# define HUGE_VALF (__extension__ 0x1.0p255f)
# define HUGE_VALL (__extension__ 0x1.0p32767L)
# else
# define __HUGE_VALF_bytes { 0, 0, 0x80, 0x7f }
# define __huge_valf_t union { unsigned char __c[4]; float __f; }
# ifdef __GNUC__
# define HUGE_VALF (__extension__ \
((__huge_valf_t) { __c: __HUGE_VALF_bytes }).__f)
# else /* Not GCC. */
static __huge_valf_t __huge_valf = { __HUGE_VALF_bytes };
# define HUGE_VALF (__huge_valf.__f)
# endif /* GCC. */
# define __HUGE_VALL_bytes { 0, 0, 0, 0, 0, 0, 0, 0x80, 0xff, 0x7f, 0, 0, 0, 0, 0 ,0}
# define __huge_vall_t union { unsigned char __c[16]; long double __ld; }
# ifdef __GNUC__
# define HUGE_VALL (__extension__ \
((__huge_vall_t) { __c: __HUGE_VALL_bytes }).__ld)
# else /* Not GCC. */
static __huge_vall_t __huge_vall = { __HUGE_VALL_bytes };
# define HUGE_VALL (__huge_vall.__ld)
# endif /* GCC. */
# endif /* GCC 2.95 */
#endif /* __USE_ISOC99. */

15
sysdeps/ia64/fpu/libm-test-ulps
View File

@ -216,13 +216,13 @@ ldouble: 447
# cbrt
Test "cbrt (-0.001) == -0.1":
ildouble: 716
ldouble: 716
ildouble: 717
ldouble: 717
Test "cbrt (-27.0) == -3.0":
double: 1
idouble: 1
ildouble: 1
ldouble: 1
ildouble: 948
ldouble: 948
Test "cbrt (0.7) == 0.8879040017426007084":
double: 1
idouble: 1
@ -233,6 +233,9 @@ double: 1
idouble: 1
ildouble: 306
ldouble: 306
Test "cbrt (8) == 2":
ildouble: 191
ldouble: 191
# ccos
Test "Real part of: ccos (-2 - 3 i) == -4.1896256909688072301 - 9.1092278937553365979 i":
@ -1302,8 +1305,8 @@ ldouble: 447
Function: "cbrt":
double: 1
idouble: 1
ildouble: 716
ldouble: 716
ildouble: 948
ldouble: 948
Function: Real part of "ccos":
double: 1