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Diffstat (limited to 'REORG.TODO/math/test-fpucw.c')
| -rw-r--r-- | REORG.TODO/math/test-fpucw.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/REORG.TODO/math/test-fpucw.c b/REORG.TODO/math/test-fpucw.c new file mode 100644 index 0000000000..c1087d5227 --- /dev/null +++ b/REORG.TODO/math/test-fpucw.c @@ -0,0 +1,49 @@ +/* Copyright (C) 2000-2017 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, see + <http://www.gnu.org/licenses/>. */ + +#include <fpu_control.h> +#include <stdio.h> + +#ifndef FPU_CONTROL +# define FPU_CONTROL _FPU_DEFAULT +#endif + +static int +do_test (void) +{ +#ifdef _FPU_GETCW +/* Some architectures don't have _FPU_GETCW (e.g. Linux/Alpha). */ + fpu_control_t cw; + + _FPU_GETCW (cw); + + cw &= ~_FPU_RESERVED; + + if (cw != (FPU_CONTROL & ~_FPU_RESERVED)) + printf ("control word is 0x%lx but should be 0x%lx.\n", + (long int) cw, (long int) (FPU_CONTROL & ~_FPU_RESERVED)); + + return cw != (FPU_CONTROL & ~_FPU_RESERVED); + +#else + return 0; +#endif +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" |