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- /*
- * Copyright (C) 2014-2022 Free Software Foundation, Inc.
- *
- * This file is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 3, or (at your option) any
- * later version.
- *
- * This file 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
- * General Public License for more details.
- *
- * Under Section 7 of GPL version 3, you are granted additional
- * permissions described in the GCC Runtime Library Exception, version
- * 3.1, as published by the Free Software Foundation.
- *
- * You should have received a copy of the GNU General Public License and
- * a copy of the GCC Runtime Library Exception along with this program;
- * see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
- * <http://www.gnu.org/licenses/>.
- */
- #define _FPU_FPCR_FZ 0x1000000
- #define _FPU_SETCW(fpcr) \
- { \
- __asm__ __volatile__ ("msr fpcr, %0" : : "r" (fpcr)); \
- }
- static void __attribute__((constructor))
- set_fast_math (void)
- {
- /* Flush to zero, round to nearest, IEEE exceptions disabled. */
- _FPU_SETCW (_FPU_FPCR_FZ);
- }
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