libcxx/include/__cxx03/experimental/__config

   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 <__cxx03/__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                                                                           \
  20   namespace std {                                                                                                      \
  21   namespace experimental {
  22 #define _LIBCPP_END_NAMESPACE_EXPERIMENTAL                                                                             \
  23   }                                                                                                                    \
  24   }
  25
  26 #define _LIBCPP_BEGIN_NAMESPACE_LFTS _LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL inline namespace fundamentals_v1 {
  27 #define _LIBCPP_END_NAMESPACE_LFTS                                                                                     \
  28   }                                                                                                                    \
  29   }                                                                                                                    \
  30   }
  31
  32 #define _LIBCPP_BEGIN_NAMESPACE_LFTS_V2 _LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL inline namespace fundamentals_v2 {
  33 #define _LIBCPP_END_NAMESPACE_LFTS_V2                                                                                  \
  34   }                                                                                                                    \
  35   }                                                                                                                    \
  36   }
  37
  38 // TODO: support more targets
  39 #if defined(__AVX__)
  40 #  define _LIBCPP_NATIVE_SIMD_WIDTH_IN_BYTES 32
  41 #else
  42 #  define _LIBCPP_NATIVE_SIMD_WIDTH_IN_BYTES 16
  43 #endif
  44
  45 #endif