Zhangyin 0e30dd44ad [libcxx] <experimental/simd> Add ABI tags, class template simd/simd_mask implementations. Add related simd traits and tests.
[libcxx] <experimental/simd> Add ABI tags, class template simd/simd_mask implementations.
[libcxx] <experimental/simd> Add traits is_abi_tag[_v], is_simd[_v] and is_simd_mask[_v].
[libcxx] <experimental/simd> Add related tests.

Reviewed By: #libc, philnik

Differential Revision: https://reviews.llvm.org/D144362
2023-09-12 11:41:40 +08:00

43 lines
1.5 KiB
C++

// -*- C++ -*-
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_EXPERIMENTAL_CONFIG
#define _LIBCPP_EXPERIMENTAL_CONFIG
#include <__config>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
# pragma GCC system_header
#endif
#define _LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL namespace std { namespace experimental {
#define _LIBCPP_END_NAMESPACE_EXPERIMENTAL } }
#define _VSTD_EXPERIMENTAL std::experimental
#define _LIBCPP_BEGIN_NAMESPACE_LFTS _LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL inline namespace fundamentals_v1 {
#define _LIBCPP_END_NAMESPACE_LFTS } } }
#define _VSTD_LFTS _VSTD_EXPERIMENTAL::fundamentals_v1
#define _LIBCPP_BEGIN_NAMESPACE_LFTS_V2 _LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL inline namespace fundamentals_v2 {
#define _LIBCPP_END_NAMESPACE_LFTS_V2 } } }
#define _VSTD_LFTS_V2 _VSTD_EXPERIMENTAL::fundamentals_v2
#define _LIBCPP_BEGIN_NAMESPACE_LFTS_PMR _LIBCPP_BEGIN_NAMESPACE_LFTS namespace pmr {
#define _LIBCPP_END_NAMESPACE_LFTS_PMR _LIBCPP_END_NAMESPACE_LFTS }
#define _VSTD_LFTS_PMR _VSTD_LFTS::pmr
// TODO: support more targets
#if defined(__AVX__)
#define _LIBCPP_NATIVE_SIMD_WIDTH_IN_BYTES 32
#else
#define _LIBCPP_NATIVE_SIMD_WIDTH_IN_BYTES 16
#endif
#endif