glibc/sysdeps/mips/fpu/fraiseexcpt.c
Andreas Jaeger c652a2edcb Update
2002-09-10  Hartvig Ekner  <hartvige@mips.com>

	* sysdeps/mips/memcpy.S: New file.
	* sysdeps/mips/memset.S: New file.
	* sysdeps/mips/fpu/e_sqrt.c:  New file.
	* sysdeps/mips/fpu/e_sqrtf.c: New file.

	* fpu/fclrexcpt.c: Cleaned up the FPU exception stuff - was not
	functional before. Also removed all SHLIB_COMPAT stuff.
	* fpu/fegetenv.c: Likewise.
	* fpu/fesetenv.c:: Likewise.
	* fpu/feupdateenv.c: Likewise.
	* fpu/fgetexcptflg.c: Likewise.
	* fpu/fraiseexcpt.c: Likewise.

	* sysdeps/mips/fpu/fsetexcptflg.c: New file.
2002-09-10 11:27:29 +00:00

46 lines
1.4 KiB
C

/* Raise given exceptions.
Copyright (C) 2000, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Jaeger <aj@suse.de>, 2000.
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.h>
#include <fenv_libc.h>
#include <fpu_control.h>
int
feraiseexcept (int excepts)
{
fpu_control_t cw;
/* Get current state. */
_FPU_GETCW (cw);
/* Set flag bits (which are accumulative), and *also* set the
cause bits. The setting of the cause bits is what actually causes
the hardware to generate the exception, if the corresponding enable
bit is set as well. */
excepts &= FE_ALL_EXCEPT;
cw |= excepts | (excepts << CAUSE_SHIFT);
/* Set new state. */
_FPU_SETCW (cw);
return 0;
}