glibc/sysdeps/s390/fpu/fegetenv.c
Ulrich Drepper 87b9b50f0d * sysdeps/s390/fpu/fegetenv.c (fegetenv): Remove PTRACE_PEEKUSER
ptrace call to get the ieee_instruction_pointer from the kernel.
	* sysdeps/s390/fpu/fesetenv.c (fesetenv): Remove PTRACE_POKEUSER
	ptrace call to set the ieee_instructtion_pointer.
	* sysdeps/unix/sysv/linux/s390/sys/user.h (struct _user_regs_struct):
	Add comment that ieee_instruction_pointer is always 0.
2008-03-24 20:01:15 +00:00

36 lines
1.2 KiB
C

/* Store current floating-point environment.
Copyright (C) 2000, 2008 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Denis Joseph Barrow (djbarrow@de.ibm.com).
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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <fenv_libc.h>
#include <fpu_control.h>
#include <stddef.h>
#include <asm/ptrace.h>
#include <sys/ptrace.h>
#include <unistd.h>
int
fegetenv (fenv_t *envp)
{
_FPU_GETCW (envp->fpc);
/* Success. */
return 0;
}