1// -*- C++ -*-
2//===----------------------------------------------------------------------===//
3//
4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5// See https://llvm.org/LICENSE.txt for license information.
6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7//
8//===----------------------------------------------------------------------===//
9
10#ifndef _LIBCPP_EXPERIMENTAL_CONFIG
11#define _LIBCPP_EXPERIMENTAL_CONFIG
12
13#include <__config>
14
15#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
16#pragma GCC system_header
17#endif
18
19#define _LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL namespace std { namespace experimental {
20#define _LIBCPP_END_NAMESPACE_EXPERIMENTAL  } }
21#define _VSTD_EXPERIMENTAL std::experimental
22
23#define _LIBCPP_BEGIN_NAMESPACE_LFTS _LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL inline namespace fundamentals_v1 {
24#define _LIBCPP_END_NAMESPACE_LFTS  } } }
25#define _VSTD_LFTS _VSTD_EXPERIMENTAL::fundamentals_v1
26
27#define _LIBCPP_BEGIN_NAMESPACE_LFTS_V2 _LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL inline namespace fundamentals_v2 {
28#define _LIBCPP_END_NAMESPACE_LFTS_V2  } } }
29#define _VSTD_LFTS_V2 _VSTD_EXPERIMENTAL::fundamentals_v2
30
31#define _LIBCPP_BEGIN_NAMESPACE_LFTS_PMR _LIBCPP_BEGIN_NAMESPACE_LFTS namespace pmr {
32#define _LIBCPP_END_NAMESPACE_LFTS_PMR _LIBCPP_END_NAMESPACE_LFTS }
33#define _VSTD_LFTS_PMR _VSTD_LFTS::pmr
34
35#if defined(_LIBCPP_NO_EXPERIMENTAL_DEPRECATION_WARNING_FILESYSTEM)
36#   define _LIBCPP_DEPRECATED_EXPERIMENTAL_FILESYSTEM /* nothing */
37#else
38#   define _LIBCPP_DEPRECATED_EXPERIMENTAL_FILESYSTEM __attribute__((deprecated("std::experimental::filesystem has now been deprecated in favor of C++17's std::filesystem. Please stop using it and start using std::filesystem. This experimental version will be removed in LLVM 11. You can remove this warning by defining the _LIBCPP_NO_EXPERIMENTAL_DEPRECATION_WARNING_FILESYSTEM macro.")))
39#endif
40
41#define _LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL_FILESYSTEM \
42    _LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL namespace filesystem _LIBCPP_DEPRECATED_EXPERIMENTAL_FILESYSTEM { \
43    inline namespace v1 {
44
45#define _LIBCPP_END_NAMESPACE_EXPERIMENTAL_FILESYSTEM \
46    } } _LIBCPP_END_NAMESPACE_EXPERIMENTAL
47
48#if !defined(__cpp_coroutines) || __cpp_coroutines < 201703L
49#define _LIBCPP_HAS_NO_EXPERIMENTAL_COROUTINES
50#endif
51
52#define _LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL_COROUTINES \
53  _LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL inline namespace coroutines_v1 {
54
55#define _LIBCPP_END_NAMESPACE_EXPERIMENTAL_COROUTINES \
56  } _LIBCPP_END_NAMESPACE_EXPERIMENTAL
57
58#define _VSTD_CORO _VSTD_EXPERIMENTAL::coroutines_v1
59
60#define _LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL_SIMD \
61    _LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL inline namespace parallelism_v2 {
62
63#define _LIBCPP_END_NAMESPACE_EXPERIMENTAL_SIMD \
64    } _LIBCPP_END_NAMESPACE_EXPERIMENTAL
65
66#define _LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL_SIMD_ABI \
67    _LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL_SIMD namespace simd_abi {
68
69#define _LIBCPP_END_NAMESPACE_EXPERIMENTAL_SIMD_ABI \
70    } _LIBCPP_END_NAMESPACE_EXPERIMENTAL_SIMD
71
72// TODO: support more targets
73#if defined(__AVX__)
74#define _LIBCPP_NATIVE_SIMD_WIDTH_IN_BYTES 32
75#else
76#define _LIBCPP_NATIVE_SIMD_WIDTH_IN_BYTES 16
77#endif
78
79#endif
80