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93 lines
3.6 KiB
C++
93 lines
3.6 KiB
C++
// -*- mode: C++; c-file-style: "cc-mode" -*-
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//*************************************************************************
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//
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// Copyright 2003-2020 by Wilson Snyder. This program is free software; you can
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// redistribute it and/or modify it under the terms of either the GNU
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// Lesser General Public License Version 3 or the Perl Artistic License
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// Version 2.0.
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// SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
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//
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//*************************************************************************
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///
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/// \file
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/// \brief Verilator: Common include for all Verilated C files that use DPI
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///
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/// This file is included automatically by Verilator at the top of
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/// all C++ files it generates where DPI is used. It contains
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/// DPI interface functions required by the Verilated code.
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///
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/// Code available from: https://verilator.org
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///
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//*************************************************************************
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#ifndef _VERILATED_DPI_H_
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#define _VERILATED_DPI_H_ 1 ///< Header Guard
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#include "verilatedos.h"
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#include "verilated.h" // Also presumably included by caller
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#include "verilated_sym_props.h"
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#include "svdpi.h"
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//===================================================================
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// SETTING OPERATORS
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/// Convert svBitVecVal to Verilator internal data
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static inline void VL_SET_W_SVBV(int obits, WDataOutP owp, const svBitVecVal* lwp) VL_MT_SAFE {
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int words = VL_WORDS_I(obits);
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for (int i = 0; i < words - 1; ++i) owp[i] = lwp[i];
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owp[words - 1] = lwp[words - 1] & VL_MASK_I(obits);
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}
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static inline QData VL_SET_Q_SVBV(const svBitVecVal* lwp) VL_MT_SAFE {
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return _VL_SET_QII(lwp[1], lwp[0]);
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}
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static inline IData VL_SET_I_SVBV(const svBitVecVal* lwp) VL_MT_SAFE { return lwp[0]; }
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/// Convert Verilator internal data to svBitVecVal
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static inline void VL_SET_SVBV_W(int obits, svBitVecVal* owp, WDataInP lwp) VL_MT_SAFE {
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int words = VL_WORDS_I(obits);
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for (int i = 0; i < words - 1; ++i) owp[i] = lwp[i];
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owp[words - 1] = lwp[words - 1] & VL_MASK_I(obits);
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}
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static inline void VL_SET_SVBV_I(int, svBitVecVal* owp, IData ld) VL_MT_SAFE { owp[0] = ld; }
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static inline void VL_SET_SVBV_Q(int, svBitVecVal* owp, QData ld) VL_MT_SAFE {
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VL_SET_WQ(owp, ld);
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}
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/// Convert svLogicVecVal to Verilator internal data
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/// Note these functions ignore X/Z in svLogicVecVal
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static inline void VL_SET_W_SVLV(int obits, WDataOutP owp, const svLogicVecVal* lwp) VL_MT_SAFE {
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int words = VL_WORDS_I(obits);
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for (int i = 0; i < words - 1; ++i) owp[i] = lwp[i].aval;
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owp[words - 1] = lwp[words - 1].aval & VL_MASK_I(obits);
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}
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static inline QData VL_SET_Q_SVLV(const svLogicVecVal* lwp) VL_MT_SAFE {
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return _VL_SET_QII(lwp[1].aval, lwp[0].aval);
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}
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static inline IData VL_SET_I_SVLV(const svLogicVecVal* lwp) VL_MT_SAFE { return lwp[0].aval; }
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/// Convert Verilator internal data to svLogicVecVal
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/// Note these functions never create X/Z in svLogicVecVal
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static inline void VL_SET_SVLV_W(int obits, svLogicVecVal* owp, WDataInP lwp) VL_MT_SAFE {
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int words = VL_WORDS_I(obits);
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for (int i = 0; i < words; ++i) owp[i].bval = 0;
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for (int i = 0; i < words - 1; ++i) owp[i].aval = lwp[i];
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owp[words - 1].aval = lwp[words - 1] & VL_MASK_I(obits);
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}
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static inline void VL_SET_SVLV_I(int, svLogicVecVal* owp, IData ld) VL_MT_SAFE {
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owp[0].aval = ld;
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owp[0].bval = 0;
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}
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static inline void VL_SET_SVLV_Q(int, svLogicVecVal* owp, QData ld) VL_MT_SAFE {
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WData lwp[2];
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VL_SET_WQ(lwp, ld);
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owp[0].aval = lwp[0];
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owp[0].bval = 0;
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owp[1].aval = lwp[1];
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owp[1].bval = 0;
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}
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//======================================================================
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#endif // Guard
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