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| author | Roland McGrath <roland@gnu.org> | 2006-02-28 10:18:39 +0000 |
|---|---|---|
| committer | Roland McGrath <roland@gnu.org> | 2006-02-28 10:18:39 +0000 |
| commit | 14d44b191fb0980b22002b79a53ff2dda3120772 (patch) | |
| tree | 120dc27ef68440085b083b9198913b5305c84317 /sysdeps/m68k/fpu/fraiseexcpt.c | |
| parent | a5f2bd861c4c84ac66164951a7f32e1d6f57849c (diff) | |
| download | glibc-14d44b191fb0980b22002b79a53ff2dda3120772.tar.gz | |
* sysdeps/hppa: Directory removed, saved in ports repository.
* sysdeps/mach/hppa: Likewise.
* sysdeps/mach/hurd/hppa: Likewise.
* sysdeps/unix/sysv/linux/hppa: Likewise.
* configure.in (machine): Remove hppa* cases.
* configure: Regenerated.
* shlib-versions: Remove hppa cases.
* sysdeps/m68k: Directory removed, saved in ports repository.
* sysdeps/unix/bsd/m68k: Likewise.
* sysdeps/unix/sysv/linux/m68k: Likewise.
* configure.in (machine): Remove m68* cases.
* configure: Regenerated.
Diffstat (limited to 'sysdeps/m68k/fpu/fraiseexcpt.c')
| -rw-r--r-- | sysdeps/m68k/fpu/fraiseexcpt.c | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/sysdeps/m68k/fpu/fraiseexcpt.c b/sysdeps/m68k/fpu/fraiseexcpt.c deleted file mode 100644 index 69f746c9b2..0000000000 --- a/sysdeps/m68k/fpu/fraiseexcpt.c +++ /dev/null @@ -1,83 +0,0 @@ -/* Raise given exceptions. - Copyright (C) 1997,99,2000,01,02 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - The GNU C Library 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. - - 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <fenv.h> -#include <float.h> -#include <math.h> - -int -__feraiseexcept (int excepts) -{ - /* Raise exceptions represented by EXCEPTS. But we must raise only one - signal at a time. It is important that if the overflow/underflow - exception and the divide by zero exception are given at the same - time, the overflow/underflow exception follows the divide by zero - exception. */ - - /* First: invalid exception. */ - if (excepts & FE_INVALID) - { - /* One example of a invalid operation is 0 * Infinity. */ - double d = HUGE_VAL; - __asm__ __volatile__ ("fmul%.s %#0r0,%0; fnop" : "=f" (d) : "0" (d)); - } - - /* Next: division by zero. */ - if (excepts & FE_DIVBYZERO) - { - double d = 1.0; - __asm__ __volatile__ ("fdiv%.s %#0r0,%0; fnop" : "=f" (d) : "0" (d)); - } - - /* Next: overflow. */ - if (excepts & FE_OVERFLOW) - { - long double d = LDBL_MAX; - - __asm__ __volatile__ ("fmul%.x %0,%0; fnop" : "=f" (d) : "0" (d)); - } - - /* Next: underflow. */ - if (excepts & FE_UNDERFLOW) - { - long double d = -LDBL_MAX; - - __asm__ __volatile__ ("fetox%.x %0; fnop" : "=f" (d) : "0" (d)); - } - - /* Last: inexact. */ - if (excepts & FE_INEXACT) - { - long double d = 1.0; - __asm__ __volatile__ ("fdiv%.s %#0r3,%0; fnop" : "=f" (d) : "0" (d)); - } - - /* Success. */ - return 0; -} - -#include <shlib-compat.h> -#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) -strong_alias (__feraiseexcept, __old_feraiseexcept) -compat_symbol (libm, __old_feraiseexcept, feraiseexcept, GLIBC_2_1); -#endif - -libm_hidden_ver (__feraiseexcept, feraiseexcept) -versioned_symbol (libm, __feraiseexcept, feraiseexcept, GLIBC_2_2); |
