diff options
Diffstat (limited to 'libc/ports/sysdeps/powerpc/powerpc32/e500/fpu/feenablxcpt.c')
-rw-r--r-- | libc/ports/sysdeps/powerpc/powerpc32/e500/fpu/feenablxcpt.c | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/libc/ports/sysdeps/powerpc/powerpc32/e500/fpu/feenablxcpt.c b/libc/ports/sysdeps/powerpc/powerpc32/e500/fpu/feenablxcpt.c deleted file mode 100644 index f41104399..000000000 --- a/libc/ports/sysdeps/powerpc/powerpc32/e500/fpu/feenablxcpt.c +++ /dev/null @@ -1,59 +0,0 @@ -/* Enable floating-point exceptions. - Copyright (C) 2004-2013 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Aldy Hernandez <aldyh@redhat.com>, 2004. - - 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 -feenableexcept (int excepts) -{ - unsigned int result = 0, pflags, r; - INTERNAL_SYSCALL_DECL (err); - - INTERNAL_SYSCALL (prctl, err, 2, PR_GET_FPEXC, &pflags); - - /* Save old enable bits. */ - if (pflags & PR_FP_EXC_OVF) - result |= FE_OVERFLOW; - if (pflags & PR_FP_EXC_UND) - result |= FE_UNDERFLOW; - if (pflags & PR_FP_EXC_INV) - result |= FE_INVALID; - if (pflags & PR_FP_EXC_DIV) - result |= FE_DIVBYZERO; - if (pflags & PR_FP_EXC_RES) - result |= FE_INEXACT; - - if (excepts & FE_INEXACT) - pflags |= PR_FP_EXC_RES; - if (excepts & FE_DIVBYZERO) - pflags |= PR_FP_EXC_DIV; - if (excepts & FE_UNDERFLOW) - pflags |= PR_FP_EXC_UND; - if (excepts & FE_OVERFLOW) - pflags |= PR_FP_EXC_OVF; - if (excepts & FE_INVALID) - pflags |= PR_FP_EXC_INV; - r = INTERNAL_SYSCALL (prctl, err, 2, PR_SET_FPEXC, pflags); - if (INTERNAL_SYSCALL_ERROR_P (r, err)) - return -1; - - return result; -} |