1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
|
/* Fix for conversion of floating point to integer overflow. MIPS version.
Copyright (C) 2015-2016 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
<http://www.gnu.org/licenses/>. */
#ifndef FIX_FP_INT_CONVERT_OVERFLOW_H
#define FIX_FP_INT_CONVERT_OVERFLOW_H 1
/* As of GCC 5, the generic libgcc2.c conversions from floating point
to long long may not raise the correct exceptions on overflow (and
may raise spurious "inexact" exceptions even in non-overflow cases,
see <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59412>). */
#define FIX_FLT_LLONG_CONVERT_OVERFLOW 1
#define FIX_DBL_LLONG_CONVERT_OVERFLOW 1
#define FIX_LDBL_LLONG_CONVERT_OVERFLOW 0
/* As of GCC 5 and binutils 2.25, for MIPS I GCC generates calls to
assembler macros for conversions from floating point to integer
types, and those macros save and restore the whole of FSCR and so
lose exceptions. */
#define FIX_FLT_LONG_CONVERT_OVERFLOW (__mips == 1)
#define FIX_DBL_LONG_CONVERT_OVERFLOW (__mips == 1)
#define FIX_LDBL_LONG_CONVERT_OVERFLOW 0
#endif /* fix-fp-int-convert-overflow.h */
|
