diff options
Diffstat (limited to 'sysdeps/powerpc/powerpc32/e500/nofpu/fedisblxcpt.c')
-rw-r--r-- | sysdeps/powerpc/powerpc32/e500/nofpu/fedisblxcpt.c | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/fedisblxcpt.c b/sysdeps/powerpc/powerpc32/e500/nofpu/fedisblxcpt.c deleted file mode 100644 index 89422d5b01..0000000000 --- a/sysdeps/powerpc/powerpc32/e500/nofpu/fedisblxcpt.c +++ /dev/null @@ -1,54 +0,0 @@ -/* Disable floating-point exceptions. e500 version. - Copyright (C) 2004-2019 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 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_libc.h> -#include <sysdep.h> -#include <sys/prctl.h> - -int -fedisableexcept (int excepts) -{ - int result = 0, pflags, r; - INTERNAL_SYSCALL_DECL (err); - - r = INTERNAL_SYSCALL (prctl, err, 2, PR_GET_FPEXC, &pflags); - if (INTERNAL_SYSCALL_ERROR_P (r, err)) - return -1; - - /* Save old enable bits. */ - result = __fexcepts_from_prctl (pflags); - - pflags &= ~__fexcepts_to_prctl (excepts); - r = INTERNAL_SYSCALL (prctl, err, 2, PR_SET_FPEXC, - pflags | PR_FP_EXC_SW_ENABLE); - if (INTERNAL_SYSCALL_ERROR_P (r, err)) - return -1; - - /* If disabling signals for "inexact", also disable trapping to the - kernel. */ - if ((excepts & FE_INEXACT) != 0) - { - unsigned long fpescr; - - fpescr = fegetenv_register (); - fpescr &= ~SPEFSCR_FINXE; - fesetenv_register (fpescr); - } - - return result; -} |