/* Install given floating-point environment. Copyright (C) 2004, 2005 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 #include #include #include #include #include int __fesetenv (const fenv_t *envp) { if (GLRO (dl_hwcap) & HWCAP_ARM_VFP) { unsigned int temp; _FPU_GETCW (temp); temp &= _FPU_RESERVED; if (envp == FE_DFL_ENV) temp |= _FPU_DEFAULT; else if (envp == FE_NOMASK_ENV) temp |= _FPU_IEEE; else temp |= envp->__cw & ~_FPU_RESERVED; _FPU_SETCW (temp); /* Success. */ return 0; } /* Unsupported, so fail. */ return 1; } #include libm_hidden_ver (__fesetenv, fesetenv) versioned_symbol (libm, __fesetenv, fesetenv, GLIBC_2_2);