diff options
Diffstat (limited to 'sysdeps/hppa/fpu/feholdexcpt.c')
| -rw-r--r-- | sysdeps/hppa/fpu/feholdexcpt.c | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/sysdeps/hppa/fpu/feholdexcpt.c b/sysdeps/hppa/fpu/feholdexcpt.c deleted file mode 100644 index e8f142e7e6..0000000000 --- a/sysdeps/hppa/fpu/feholdexcpt.c +++ /dev/null @@ -1,53 +0,0 @@ -/* Store current floating-point environment and clear exceptions. - Copyright (C) 2000-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by David Huggins-Daines <dhd@debian.org>, 2000 - - 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, see - <http://www.gnu.org/licenses/>. */ - -#include <fenv.h> -#include <string.h> - -int -__feholdexcept (fenv_t *envp) -{ - union { unsigned long long buf[4]; fenv_t env; } clear; - unsigned long long *bufptr; - - /* Store the environment. */ - bufptr = clear.buf; - __asm__ ( - "fstd %%fr0,0(%1)\n" - : "=m" (clear) : "r" (bufptr) : "%r0"); - memcpy (envp, &clear.env, sizeof (fenv_t)); - - /* Clear exception queues */ - memset (clear.env.__exception, 0, sizeof (clear.env.__exception)); - /* And set all exceptions to non-stop. */ - clear.env.__status_word &= ~FE_ALL_EXCEPT; - /* Now clear all flags */ - clear.env.__status_word &= ~(FE_ALL_EXCEPT << 27); - - /* Load the new environment. Note: fr0 must load last to enable T-bit. */ - __asm__ ( - "fldd 0(%0),%%fr0\n" - : : "r" (bufptr), "m" (clear) : "%r0"); - - return 0; -} - -libm_hidden_def (__feholdexcept) -weak_alias (__feholdexcept, feholdexcept) -libm_hidden_weak (feholdexcept) |