// -*- mode: C++; c-file-style: "cc-mode" -*- //************************************************************************* // // Copyright 2003-2019 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. // // Verilator is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // //************************************************************************* /// /// \file /// \brief Verilator: Common include for all Verilated C files that use DPI /// /// This file is included automatically by Verilator at the top of /// all C++ files it generates where DPI is used. It contains /// DPI interface functions required by the Verilated code. /// /// Code available from: http://www.veripool.org/verilator /// //************************************************************************* #ifndef _VERILATED_DPI_H_ #define _VERILATED_DPI_H_ 1 ///< Header Guard #include "verilatedos.h" #include "verilated.h" // Also presumably included by caller #include "verilated_sym_props.h" #include "svdpi.h" //=================================================================== // SETTING OPERATORS /// Return WData from svBitVecVal static inline void VL_SET_W_SVBV(int obits, WDataOutP owp, const svBitVecVal* lwp) VL_MT_SAFE { int words = VL_WORDS_I(obits); for (int i=0; i<words-1; ++i) owp[i]=lwp[i]; owp[words-1] = lwp[words-1] & VL_MASK_I(obits); } /// Return svBitVecVal from WData static inline void VL_SET_SVBV_W(int obits, svBitVecVal* owp, WDataInP lwp) VL_MT_SAFE { int words = VL_WORDS_I(obits); for (int i=0; i<words-1; ++i) owp[i]=lwp[i]; owp[words-1] = lwp[words-1] & VL_MASK_I(obits); } /// Convert svLogicVecVal to/from WData /// Note these functions ignore X/Z in svLogicVecVal static inline void VL_SET_W_SVLV(int obits, WDataOutP owp, const svLogicVecVal* lwp) VL_MT_SAFE { int words = VL_WORDS_I(obits); for (int i=0; i<words-1; ++i) owp[i]=lwp[i].aval; owp[words-1] = lwp[words-1].aval & VL_MASK_I(obits); } static inline QData VL_SET_Q_SVLV(const svLogicVecVal* lwp) VL_MT_SAFE { return _VL_SET_QII(lwp[1].aval, lwp[0].aval); } static inline IData VL_SET_I_SVLV(const svLogicVecVal* lwp) VL_MT_SAFE { return lwp[0].aval; } static inline void VL_SET_SVLV_W(int obits, svLogicVecVal* owp, WDataInP lwp) VL_MT_SAFE { int words = VL_WORDS_I(obits); for (int i=0; i<words; ++i) owp[i].bval=0; for (int i=0; i<words-1; ++i) owp[i].aval=lwp[i]; owp[words-1].aval = lwp[words-1] & VL_MASK_I(obits); } static inline void VL_SET_SVLV_I(int, svLogicVecVal* owp, IData ld) VL_MT_SAFE { owp[0].aval=ld; owp[0].bval=0; } static inline void VL_SET_SVLV_Q(int, svLogicVecVal* owp, QData ld) VL_MT_SAFE { WData lwp[2]; VL_SET_WQ(lwp,ld); owp[0].aval=lwp[0]; owp[0].bval=0; owp[1].aval=lwp[1]; owp[1].bval=0; } //====================================================================== #endif // Guard