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author | Carlos O'Donell <carlos@systemhalted.org> | 2014-04-29 03:08:48 -0400 |
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committer | Carlos O'Donell <carlos@systemhalted.org> | 2014-04-29 04:20:39 -0400 |
commit | 5abebba403181de898bbea4ee1bcce5f088c663b (patch) | |
tree | 0c4a8eac85e1f2db87621b524bfcbdeb24c2c8f9 /ports/sysdeps/hppa/fpu/feholdexcpt.c | |
parent | 4e4a58f4ee45cea6f3083af8f12d3834bb999555 (diff) | |
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Relocate hppa from ports to libc.
Diffstat (limited to 'ports/sysdeps/hppa/fpu/feholdexcpt.c')
-rw-r--r-- | ports/sysdeps/hppa/fpu/feholdexcpt.c | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/ports/sysdeps/hppa/fpu/feholdexcpt.c b/ports/sysdeps/hppa/fpu/feholdexcpt.c deleted file mode 100644 index b12138720f..0000000000 --- a/ports/sysdeps/hppa/fpu/feholdexcpt.c +++ /dev/null @@ -1,54 +0,0 @@ -/* Store current floating-point environment and clear exceptions. - Copyright (C) 2000-2014 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,ma %%fr0,8(%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 - Thus we start bufptr at the end and work backwards */ - bufptr = (unsigned long long *)((unsigned int)(clear.buf) + sizeof(unsigned int)*4); - __asm__ ( - "fldd,mb -8(%0),%%fr0\n" - : : "r" (bufptr), "m" (clear) : "%r0"); - - return 0; -} - -libm_hidden_def (feholdexcept) - |