/* Install given floating-point control modes. SPARC version. Copyright (C) 2016-2020 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, see . */ #include #include #define FPU_CONTROL_BITS 0xcfc00000UL int fesetmode (const femode_t *modep) { femode_t fsr; __fenv_stfsr (fsr); fsr &= ~FPU_CONTROL_BITS; if (modep == FE_DFL_MODE) fsr |= _FPU_DEFAULT; else fsr |= *modep & FPU_CONTROL_BITS; __fenv_ldfsr (fsr); return 0; }