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84 lines
3.1 KiB
C++
84 lines
3.1 KiB
C++
// -*- mode: C++; c-file-style: "cc-mode" -*-
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//*************************************************************************
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//
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// Copyright 2003-2019 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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//
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// Verilator is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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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: http://www.veripool.org/verilator
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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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/// Return WData from svBitVecVal
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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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/// Return svBitVecVal from WData
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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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/// Convert svLogicVecVal to/from WData
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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 {
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return lwp[0].aval;
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}
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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; 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]; VL_SET_WQ(lwp,ld);
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owp[0].aval=lwp[0]; owp[0].bval=0;
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owp[1].aval=lwp[1]; owp[1].bval=0;
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}
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//======================================================================
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#endif // Guard
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