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* sysdeps/m68k/fpu/fegetexcept.c: New file. * sysdeps/m68k/fpu/fedisblxcpt.c: New file. * sysdeps/m68k/fpu/feenablxcpt.c: New file.

Browse Source 
2000-08-16  Andreas Schwab  <schwab@suse.de>

	* sysdeps/m68k/fpu/fegetexcept.c: New file.
	* sysdeps/m68k/fpu/fedisblxcpt.c: New file.
	* sysdeps/m68k/fpu/feenablxcpt.c: New file.
This commit is contained in:
Andreas Schwab 2000-08-16 15:08:45 +00:00
parent 1ebba33ece
commit 9a81430bf9
4 changed files with 116 additions and 0 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2000-08-16 Andreas Schwab <schwab@suse.de>
* sysdeps/m68k/fpu/fegetexcept.c: New file.
* sysdeps/m68k/fpu/fedisblxcpt.c: New file.
* sysdeps/m68k/fpu/feenablxcpt.c: New file.
2000-08-15 Ulrich Drepper <drepper@redhat.com>
* sysdeps/generic/ldsodefs.h: Declare _nl_nloaded.

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sysdeps/m68k/fpu/fedisblxcpt.c Normal file
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/* Disable floating-point exceptions.
Copyright (C) 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Schwab <schwab@suse.de>, 2000.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <fenv.h>
int
fedisableexcept (int excepts)
{
unsigned int old_exc, new_exc;
/* Get the current control register contents. */
__asm__ ("fmove%.l %!,%0" : "=dm" (new_exc));
old_exc = (new_exc >> 6) & FE_ALL_EXCEPT;
excepts &= FE_ALL_EXCEPT;
new_exc &= ~(excepts << 6);
__asm__ ("fmove%.l %0,%!" : : "dm" (new_exc));
return old_exc;
}

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sysdeps/m68k/fpu/feenablxcpt.c Normal file
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/* Enable floating-point exceptions.
Copyright (C) 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Schwab <schwab@suse.de>, 2000.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <fenv.h>
int
feenableexcept (int excepts)
{
unsigned int new_exc, old_exc;
/* Get the current control register contents. */
__asm__ ("fmove%.l %!,%0" : "=dm" (new_exc));
old_exc = (new_exc >> 6) & FE_ALL_EXCEPT;
excepts &= FE_ALL_EXCEPT;
new_exc |= excepts << 6;
__asm__ ("fmove%.l %0,%!" : : "dm" (new_exc));
return old_exc;
}

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sysdeps/m68k/fpu/fegetexcept.c Normal file
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/* Get enabled floating-point exceptions.
Copyright (C) 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Schwab <schwab@suse.de>, 2000.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <fenv.h>
int
fegetexcept (void)
{
unsigned int exc;
/* Get the current control register contents. */
__asm__ ("fmove%.l %!,%0" : "=dm" (exc));
return (exc >> 6) & FE_ALL_EXCEPT;
}