mirror of
https://github.com/verilator/verilator.git
synced 2025-01-03 21:27:35 +00:00
42 lines
1.5 KiB
C
42 lines
1.5 KiB
C
|
// -*- mode: C++; c-file-style: "cc-mode" -*-
|
||
|
|
//*************************************************************************
|
||
|
|
//
|
||
|
|
// Copyright 2003-2020 by Wilson Snyder. This program is free software; you can
|
||
|
|
// redistribute it and/or modify it under the terms of either the GNU
|
||
|
|
// Lesser General Public License Version 3 or the Perl Artistic License
|
||
|
|
// Version 2.0.
|
||
|
|
// SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
|
||
|
|
//
|
||
|
|
//*************************************************************************
|
||
|
|
///
|
||
|
|
/// \file
|
||
|
|
/// \brief Verilator: Common include for target specific intrinsics.
|
||
|
|
///
|
||
|
|
/// Code using machine specific intrinsics for optimization should
|
||
|
|
/// include this header rather than directly including he target
|
||
|
|
/// specific headers. We provide macros to check for availability
|
||
|
|
/// of instruction sets, and a common mechanism to disable them.
|
||
|
|
///
|
||
|
|
//*************************************************************************
|
||
|
|
|
||
|
|
#ifndef _VERILATED_INTRINSICS_H_
|
||
|
|
#define _VERILATED_INTRINSICS_H_ 1 ///< Header Guard
|
||
|
|
|
||
|
|
// clang-format off
|
||
|
|
|
||
|
|
// Use VL_DISABLE_INTRINSICS to disable all intrinsics based optimization
|
||
|
|
#if !defined(VL_DISABLE_INTRINSICS) && !defined(VL_PORTABLE_ONLY)
|
||
|
|
# if defined(__SSE2__) && !defined(VL_DISABLE_SSE2)
|
||
|
|
# define VL_HAVE_SSE2 1
|
||
|
|
# include <emmintrin.h>
|
||
|
|
# endif
|
||
|
|
# if defined(__AVX2__) && defined(VL_HAVE_SSE2) && !defined(VL_DISABLE_AVX2)
|
||
|
|
# define VL_HAVE_AVX2 1
|
||
|
|
# include <immintrin.h>
|
||
|
|
# endif
|
||
|
|
#endif
|
||
|
|
|
||
|
|
// clang-format on
|
||
|
|
|
||
|
|
#endif // Guard
|