diff options
Diffstat (limited to 'ports/sysdeps/m68k/fpu/feholdexcpt.c')
-rw-r--r-- | ports/sysdeps/m68k/fpu/feholdexcpt.c | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/ports/sysdeps/m68k/fpu/feholdexcpt.c b/ports/sysdeps/m68k/fpu/feholdexcpt.c deleted file mode 100644 index ad9ca0c1f1..0000000000 --- a/ports/sysdeps/m68k/fpu/feholdexcpt.c +++ /dev/null @@ -1,45 +0,0 @@ -/* Store current floating-point environment and clear exceptions. - Copyright (C) 1997-2014 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, see - <http://www.gnu.org/licenses/>. */ - -#include <fenv.h> - -int -feholdexcept (fenv_t *envp) -{ - fexcept_t fpcr, fpsr; - - /* Store the environment. */ -#ifdef __mcoldfire__ - __asm__ ("fmove%.l %/fpcr,%0" : "=dm" (envp->__control_register)); - __asm__ ("fmove%.l %/fpsr,%0" : "=dm" (envp->__status_register)); - __asm__ ("fmove%.l %/fpiar,%0" : "=dm" (envp->__instruction_address)); -#else - __asm__ ("fmovem%.l %/fpcr/%/fpsr/%/fpiar,%0" : "=m" (*envp)); -#endif - - /* Now clear all exceptions. */ - fpsr = envp->__status_register & ~FE_ALL_EXCEPT; - __asm__ __volatile__ ("fmove%.l %0,%/fpsr" : : "dm" (fpsr)); - /* And set all exceptions to non-stop. */ - fpcr = envp->__control_register & ~(FE_ALL_EXCEPT << 6); - __asm__ __volatile__ ("fmove%.l %0,%!" : : "dm" (fpcr)); - - return 0; -} -libm_hidden_def (feholdexcept); |