libstdc++-v3/include/experimental/simd

   1 // Components for element-wise operations on data-parallel objects -*- C++ -*-
   2
   3 // Copyright (C) 2020-2022 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 3, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // Under Section 7 of GPL version 3, you are granted additional
  17 // permissions described in the GCC Runtime Library Exception, version
  18 // 3.1, as published by the Free Software Foundation.
  19
  20 // You should have received a copy of the GNU General Public License and
  21 // a copy of the GCC Runtime Library Exception along with this program;
  22 // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  23 // <http://www.gnu.org/licenses/>.
  24
  25 /** @file experimental/simd
  26  *  This is a TS C++ Library header.
  27  */
  28
  29 //
  30 // N4773 §9 data-parallel types library
  31 //
  32
  33 #ifndef _GLIBCXX_EXPERIMENTAL_SIMD
  34 #define _GLIBCXX_EXPERIMENTAL_SIMD
  35
  36 #if __cplusplus >= 201703L
  37
  38 /** @defgroup par-ts Parallelism TS
  39  *  @ingroup experimental
  40  *
  41  * Components defined by the _C++ Extensions for Parallelism_
  42  * Technical Specification.
  43  *
  44  * - ISO/IEC TS 19570:2015 C++ Extensions for Parallelism
  45  * - ISO/IEC TS 19570:2018 C++ Extensions for Parallelism, Version 2
  46  */
  47
  48 /** @defgroup ts_simd Data parallel extensions
  49  *  @ingroup par-ts
  50  *
  51  *  Data-parallel types library.
  52  *  @since C++17
  53  */
  54 /// @ingroup ts_simd
  55 #define __cpp_lib_experimental_parallel_simd 201803
  56
  57 #pragma GCC diagnostic push
  58 // Many [[gnu::vector_size(N)]] types might lead to a -Wpsabi warning which is
  59 // irrelevant as those functions never appear on ABI borders
  60 #ifndef __clang__
  61 #pragma GCC diagnostic ignored "-Wpsabi"
  62 #endif
  63
  64 // If __OPTIMIZE__ is not defined some intrinsics are defined as macros, making
  65 // use of C casts internally. This requires us to disable the warning as it
  66 // would otherwise yield many false positives.
  67 #ifndef __OPTIMIZE__
  68 #pragma GCC diagnostic ignored "-Wold-style-cast"
  69 #endif
  70
  71 #include "bits/simd_detail.h"
  72 #include "bits/simd.h"
  73 #include "bits/simd_fixed_size.h"
  74 #include "bits/simd_scalar.h"
  75 #include "bits/simd_builtin.h"
  76 #include "bits/simd_converter.h"
  77 #if _GLIBCXX_SIMD_X86INTRIN
  78 #include "bits/simd_x86.h"
  79 #elif _GLIBCXX_SIMD_HAVE_NEON
  80 #include "bits/simd_neon.h"
  81 #elif __ALTIVEC__
  82 #include "bits/simd_ppc.h"
  83 #endif
  84 #include "bits/simd_math.h"
  85
  86 #pragma GCC diagnostic pop
  87
  88 #endif // C++17
  89 #endif // _GLIBCXX_EXPERIMENTAL_SIMD
  90 // vim: ft=cpp