xref: /freebsd/contrib/llvm-project/libc/include/llvm-libc-macros/float16-macros.h (revision bb722a7d0f1642bff6487f943ad0427799a6e5bf)
1*bb722a7dSDimitry Andric //===-- Detection of _Float16 compiler builtin type -----------------------===//
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_MACROS_FLOAT16_MACROS_H
10*bb722a7dSDimitry Andric #define LLVM_LIBC_MACROS_FLOAT16_MACROS_H
11*bb722a7dSDimitry Andric 
12*bb722a7dSDimitry Andric #include "../llvm-libc-types/float128.h"
13*bb722a7dSDimitry Andric 
14*bb722a7dSDimitry Andric #if defined(__FLT16_MANT_DIG__) &&                                             \
15*bb722a7dSDimitry Andric     (!defined(__GNUC__) || __GNUC__ >= 13 || defined(__clang__)) &&            \
16*bb722a7dSDimitry Andric     !defined(__arm__) && !defined(_M_ARM) && !defined(__riscv) &&              \
17*bb722a7dSDimitry Andric     !defined(_WIN32)
18*bb722a7dSDimitry Andric #define LIBC_TYPES_HAS_FLOAT16
19*bb722a7dSDimitry Andric 
20*bb722a7dSDimitry Andric // TODO: This would no longer be required if HdrGen let us guard function
21*bb722a7dSDimitry Andric // declarations with multiple macros.
22*bb722a7dSDimitry Andric #ifdef LIBC_TYPES_HAS_FLOAT128
23*bb722a7dSDimitry Andric #define LIBC_TYPES_HAS_FLOAT16_AND_FLOAT128
24*bb722a7dSDimitry Andric #endif // LIBC_TYPES_HAS_FLOAT128
25*bb722a7dSDimitry Andric #endif
26*bb722a7dSDimitry Andric 
27*bb722a7dSDimitry Andric #endif // LLVM_LIBC_MACROS_FLOAT16_MACROS_H
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