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author | Andreas Schwab <schwab@linux-m68k.org> | 2014-02-10 20:05:01 +0100 |
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committer | Andreas Schwab <schwab@linux-m68k.org> | 2014-02-10 20:22:40 +0100 |
commit | 73588a7223bec40d652fd4c75f1cb4772c5d2612 (patch) | |
tree | dfc1f1965e78e62e611199d91c482d1b76ff109d /sysdeps/m68k/fpu/fegetenv.c | |
parent | 87569616d27a2c742f87b5dbcac2f2e3437fd874 (diff) | |
download | glibc-73588a7223bec40d652fd4c75f1cb4772c5d2612.tar.gz glibc-73588a7223bec40d652fd4c75f1cb4772c5d2612.tar.xz glibc-73588a7223bec40d652fd4c75f1cb4772c5d2612.zip |
Move m68k from ports to libc
Diffstat (limited to 'sysdeps/m68k/fpu/fegetenv.c')
-rw-r--r-- | sysdeps/m68k/fpu/fegetenv.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/sysdeps/m68k/fpu/fegetenv.c b/sysdeps/m68k/fpu/fegetenv.c new file mode 100644 index 0000000000..7feac6426f --- /dev/null +++ b/sysdeps/m68k/fpu/fegetenv.c @@ -0,0 +1,44 @@ +/* Store current floating-point environment. + Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + 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 <fenv.h> + +int +__fegetenv (fenv_t *envp) +{ +#ifdef __mcoldfire__ + __asm__ ("fmove%.l %/fpcr,%0" : "=dm" (envp->__control_register)); + __asm__ ("fmove%.l %/fpsr,%0" : "=dm" (envp->__status_register)); + __asm__ ("fmove%.l %/fpiar,%0" : "=dm" (envp->__instruction_address)); +#else + __asm__ ("fmovem%.l %/fpcr/%/fpsr/%/fpiar,%0" : "=m" (*envp)); +#endif + + /* Success. */ + return 0; +} + +#include <shlib-compat.h> +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__fegetenv, __old_fegetenv) +compat_symbol (libm, __old_fegetenv, fegetenv, GLIBC_2_1); +#endif + +libm_hidden_ver (__fegetenv, fegetenv) +versioned_symbol (libm, __fegetenv, fegetenv, GLIBC_2_2); |