glibc/sysdeps/powerpc/fpu/fclrexcpt.c
Geoff Keating 5786183905 * sysdeps/powerpc/__longjmp.S: Don't restore FP registers.
* sysdeps/powerpc/fpu/__longjmp.S: Do restore FP registers. 
* sysdeps/powerpc/setjmp.S: Don't save FP registers. 
* sysdeps/powerpc/fpu/setjmp.S: Do save FP registers. 
* sysdeps/powerpc/fclrexcpt.c: Move to... 
* sysdeps/powerpc/fpu/fclrexcpt.c: ... here. 
* sysdeps/powerpc/fpu_control.h: Move to... 
* sysdeps/powerpc/fpu/fpu_control.h: ... here.
2001-12-05  Geoff Keating  <geoffk@redhat.com>

	* sysdeps/powerpc/__longjmp.S: Don't restore FP registers.
	* sysdeps/powerpc/fpu/__longjmp.S: Do restore FP registers.
	* sysdeps/powerpc/setjmp.S: Don't save FP registers.
	* sysdeps/powerpc/fpu/setjmp.S: Do save FP registers.
	* sysdeps/powerpc/fclrexcpt.c: Move to...
	* sysdeps/powerpc/fpu/fclrexcpt.c: ... here.
	* sysdeps/powerpc/fpu_control.h: Move to...
	* sysdeps/powerpc/fpu/fpu_control.h: ... here.
2001-12-06 00:12:11 +00:00

49 lines
1.6 KiB
C

/* Clear given exceptions in current floating-point environment.
Copyright (C) 1997,99,2000,01 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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <fenv_libc.h>
#undef feclearexcept
int
__feclearexcept (int excepts)
{
fenv_union_t u;
/* Get the current state. */
u.fenv = fegetenv_register ();
/* Clear the relevant bits. */
u.l[1] = u.l[1] & ~((-(excepts >> (31 - FPSCR_VX) & 1) & FE_ALL_INVALID)
| (excepts & FPSCR_STICKY_BITS));
/* Put the new state in effect. */
fesetenv_register (u.fenv);
/* Success. */
return 0;
}
#include <shlib-compat.h>
#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
strong_alias (__feclearexcept, __old_feclearexcept)
compat_symbol (libm, __old_feclearexcept, feclearexcept, GLIBC_2_1);
#endif
versioned_symbol (libm, __feclearexcept, feclearexcept, GLIBC_2_2);