diff options
| -rw-r--r-- | ChangeLog | 6 | ||||
| -rw-r--r-- | sysdeps/mips/fpu/fedisblxcpt.c | 44 | ||||
| -rw-r--r-- | sysdeps/mips/fpu/feenablxcpt.c | 44 | ||||
| -rw-r--r-- | sysdeps/mips/fpu/fegetexcept.c | 37 |
4 files changed, 131 insertions, 0 deletions
@@ -1,3 +1,9 @@ +2000-09-15 Andreas Jaeger <aj@suse.de> + + * sysdeps/mips/fpu/feenablxcpt.c: New file. + * sysdeps/mips/fpu/fegetexcept.c: New file. + * sysdeps/mips/fpu/fedisblxcpt.c: New file. + 2000-09-14 Ulrich Drepper <drepper@redhat.com> * intl/Makefile: Avoid unnecessary test reruns. diff --git a/sysdeps/mips/fpu/fedisblxcpt.c b/sysdeps/mips/fpu/fedisblxcpt.c new file mode 100644 index 0000000..1ca229f --- /dev/null +++ b/sysdeps/mips/fpu/fedisblxcpt.c @@ -0,0 +1,44 @@ +/* Disable floating-point exceptions. + Copyright (C) 2000 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 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> +#include <fpu_control.h> + +#define ENABLE_MASK 0xF80U +#define ENABLE_SHIFT 5 + +int +fedisableexcept (int excepts) +{ + unsigned int new_exc, old_exc; + + /* Get the current control word. */ + _FPU_GETCW (new_exc); + + old_exc = (new_exc & ENABLE_MASK) >> ENABLE_SHIFT; + + excepts &= FE_ALL_EXCEPT; + + new_exc &= ~(excepts << ENABLE_SHIFT); + new_exc &= ~_FPU_RESERVED; + _FPU_SETCW (new_exc); + + return old_exc; +} diff --git a/sysdeps/mips/fpu/feenablxcpt.c b/sysdeps/mips/fpu/feenablxcpt.c new file mode 100644 index 0000000..e6175dd --- /dev/null +++ b/sysdeps/mips/fpu/feenablxcpt.c @@ -0,0 +1,44 @@ +/* Enable floating-point exceptions. + Copyright (C) 2000 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 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> +#include <fpu_control.h> + +#define ENABLE_MASK 0xF80U +#define ENABLE_SHIFT 5 + +int +feenableexcept (int excepts) +{ + unsigned int new_exc, old_exc; + + /* Get the current control word. */ + _FPU_GETCW (new_exc); + + old_exc = (new_exc & ENABLE_MASK) >> ENABLE_SHIFT; + + excepts &= FE_ALL_EXCEPT; + + new_exc |= excepts << ENABLE_SHIFT; + new_exc &= ~_FPU_RESERVED; + _FPU_SETCW (new_exc); + + return old_exc; +} diff --git a/sysdeps/mips/fpu/fegetexcept.c b/sysdeps/mips/fpu/fegetexcept.c new file mode 100644 index 0000000..23da9f3 --- /dev/null +++ b/sysdeps/mips/fpu/fegetexcept.c @@ -0,0 +1,37 @@ +/* Get enabled floating-point exceptions. + Copyright (C) 2000 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 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> +#include <fpu_control.h> + +#define ENABLE_MASK 0xF80U +#define ENABLE_SHIFT 5 + + +int +fegetexcept (void) +{ + unsigned int exc; + + /* Get the current control word. */ + _FPU_GETCW (exc); + + return (exc & ENABLE_MASK) >> ENABLE_SHIFT; +} |