(ELF_MACHINE_NO_RELA): Define unconditionally to defined RTLD_BOOTSTRAP.
[glibc-ports.git] / sysdeps / mips / fpu / fclrexcpt.c
blobf773312b34bc598ec6a31d368bbbcdf8c9dcb2e1
1 /* Clear given exceptions in current floating-point environment.
2 Copyright (C) 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Andreas Jaeger <aj@suse.de>, 1998.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, write to the Free
18 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19 02111-1307 USA. */
21 #include <fenv.h>
22 #include <fenv_libc.h>
23 #include <fpu_control.h>
25 int
26 feclearexcept (int excepts)
28 int cw;
30 /* Mask out unsupported bits/exceptions. */
31 excepts &= FE_ALL_EXCEPT;
33 /* Read the complete control word. */
34 _FPU_GETCW (cw);
36 /* Clear exception flag bits and cause bits. If the cause bit is not
37 cleared, the next CTC instruction (just below) will re-generate the
38 exception. */
40 cw &= ~(excepts | (excepts << CAUSE_SHIFT));
42 /* Put the new data in effect. */
43 _FPU_SETCW (cw);
45 /* Success. */
46 return 0;