xref: /freebsd/contrib/llvm-project/libc/hdr/fenv_macros.h (revision bb722a7d0f1642bff6487f943ad0427799a6e5bf)
1*bb722a7dSDimitry Andric //===-- Definition of macros from fenv.h ----------------------------------===//
2*bb722a7dSDimitry Andric //
3*bb722a7dSDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*bb722a7dSDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
5*bb722a7dSDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*bb722a7dSDimitry Andric //
7*bb722a7dSDimitry Andric //===----------------------------------------------------------------------===//
8*bb722a7dSDimitry Andric 
9*bb722a7dSDimitry Andric #ifndef LLVM_LIBC_HDR_FENV_MACROS_H
10*bb722a7dSDimitry Andric #define LLVM_LIBC_HDR_FENV_MACROS_H
11*bb722a7dSDimitry Andric 
12*bb722a7dSDimitry Andric #ifdef LIBC_FULL_BUILD
13*bb722a7dSDimitry Andric 
14*bb722a7dSDimitry Andric #include "include/llvm-libc-macros/fenv-macros.h"
15*bb722a7dSDimitry Andric 
16*bb722a7dSDimitry Andric #else // Overlay mode
17*bb722a7dSDimitry Andric 
18*bb722a7dSDimitry Andric #include <fenv.h>
19*bb722a7dSDimitry Andric 
20*bb722a7dSDimitry Andric // In some environment, FE_ALL_EXCEPT is set to 0 and the remaining exceptions
21*bb722a7dSDimitry Andric // FE_* are missing.
22*bb722a7dSDimitry Andric #ifndef FE_DIVBYZERO
23*bb722a7dSDimitry Andric #define FE_DIVBYZERO 0
24*bb722a7dSDimitry Andric #endif // FE_DIVBYZERO
25*bb722a7dSDimitry Andric 
26*bb722a7dSDimitry Andric #ifndef FE_INEXACT
27*bb722a7dSDimitry Andric #define FE_INEXACT 0
28*bb722a7dSDimitry Andric #endif // FE_INEXACT
29*bb722a7dSDimitry Andric 
30*bb722a7dSDimitry Andric #ifndef FE_INVALID
31*bb722a7dSDimitry Andric #define FE_INVALID 0
32*bb722a7dSDimitry Andric #endif // FE_INVALID
33*bb722a7dSDimitry Andric 
34*bb722a7dSDimitry Andric #ifndef FE_OVERFLOW
35*bb722a7dSDimitry Andric #define FE_OVERFLOW 0
36*bb722a7dSDimitry Andric #endif // FE_OVERFLOW
37*bb722a7dSDimitry Andric 
38*bb722a7dSDimitry Andric #ifndef FE_UNDERFLOW
39*bb722a7dSDimitry Andric #define FE_UNDERFLOW 0
40*bb722a7dSDimitry Andric #endif // FE_UNDERFLOW
41*bb722a7dSDimitry Andric 
42*bb722a7dSDimitry Andric // Rounding mode macros might be missing.
43*bb722a7dSDimitry Andric #ifndef FE_DOWNWARD
44*bb722a7dSDimitry Andric #define FE_DOWNWARD 0x400
45*bb722a7dSDimitry Andric #endif // FE_DOWNWARD
46*bb722a7dSDimitry Andric 
47*bb722a7dSDimitry Andric #ifndef FE_TONEAREST
48*bb722a7dSDimitry Andric #define FE_TONEAREST 0
49*bb722a7dSDimitry Andric #endif // FE_TONEAREST
50*bb722a7dSDimitry Andric 
51*bb722a7dSDimitry Andric #ifndef FE_TOWARDZERO
52*bb722a7dSDimitry Andric #define FE_TOWARDZERO 0xC00
53*bb722a7dSDimitry Andric #endif // FE_TOWARDZERO
54*bb722a7dSDimitry Andric 
55*bb722a7dSDimitry Andric #ifndef FE_UPWARD
56*bb722a7dSDimitry Andric #define FE_UPWARD 0x800
57*bb722a7dSDimitry Andric #endif // FE_UPWARD
58*bb722a7dSDimitry Andric 
59*bb722a7dSDimitry Andric #endif // LLVM_LIBC_FULL_BUILD
60*bb722a7dSDimitry Andric 
61*bb722a7dSDimitry Andric #endif // LLVM_LIBC_HDR_FENV_MACROS_H
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