1 /* Fix for conversion of floating point to integer overflow. MIPS version. 2 Copyright (C) 2015-2022 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, see 17 <https://www.gnu.org/licenses/>. */ 18 19 #ifndef FIX_FP_INT_CONVERT_OVERFLOW_H 20 #define FIX_FP_INT_CONVERT_OVERFLOW_H 1 21 22 /* As of GCC 5, the generic libgcc2.c conversions from floating point 23 to long long may not raise the correct exceptions on overflow (and 24 may raise spurious "inexact" exceptions even in non-overflow cases, 25 see <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59412>). */ 26 #define FIX_FLT_LLONG_CONVERT_OVERFLOW 1 27 #define FIX_DBL_LLONG_CONVERT_OVERFLOW 1 28 #define FIX_LDBL_LLONG_CONVERT_OVERFLOW 0 29 30 /* As of GCC 5 and binutils 2.25, for MIPS I GCC generates calls to 31 assembler macros for conversions from floating point to integer 32 types, and those macros save and restore the whole of FSCR and so 33 lose exceptions. */ 34 #define FIX_FLT_LONG_CONVERT_OVERFLOW (__mips == 1) 35 #define FIX_DBL_LONG_CONVERT_OVERFLOW (__mips == 1) 36 #define FIX_LDBL_LONG_CONVERT_OVERFLOW 0 37 38 #endif /* fix-fp-int-convert-overflow.h */ 39