93 lines
2.9 KiB
C
93 lines
2.9 KiB
C
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// -*- C++ -*-
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//*************************************************************************
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//
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// Copyright 2003-2010 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: Include to allow symbol inspection
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///
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/// This file is for inclusion by files that need to inspect
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/// the symbol table. It is not included in verilated.h
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/// as it requires some heavyweight C++ classes.
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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_SYMS_H_
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#define _VERILATED_SYMS_H_ 1 ///< Header Guard
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#include "verilated_heavy.h"
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#include <map>
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//======================================================================
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// Types
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struct VerilatedCStrCmp {
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/// Ordering maps keyed by const char*'s
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bool operator() (const char *a, const char *b) const {
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return std::strcmp(a, b) < 0;
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}
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};
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//===========================================================================
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/// Verilator range
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class VerilatedRange {
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int m_lhs;
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int m_rhs;
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protected:
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friend class VerilatedVar;
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friend class VerilatedScope;
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VerilatedRange() : m_lhs(0), m_rhs(0) {}
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void sets(int lhs, int rhs) { m_lhs=lhs; m_rhs=rhs; }
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public:
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~VerilatedRange() {}
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int lhs() const { return m_lhs; }
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int rhs() const { return m_rhs; }
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};
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//===========================================================================
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/// Verilator variable
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class VerilatedVar {
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void* m_datap; // Location of data
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VerilatedVarType m_vltype; // Data type
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VerilatedRange m_range; // First range
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VerilatedRange m_array; // Array
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const char* m_namep; // Name - slowpath
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protected:
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friend class VerilatedScope;
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VerilatedVar(const char* namep, void* datap, VerilatedVarType vltype)
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: m_datap(datap), m_vltype(vltype), m_namep(namep) {}
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public:
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~VerilatedVar() {}
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void* datap() const { return m_datap; }
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VerilatedVarType vltype() const { return m_vltype; }
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const VerilatedRange& range() const { return m_range; }
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const VerilatedRange& array() const { return m_array; }
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const char* namep() const { return m_namep; }
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};
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//======================================================================
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/// Types
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struct VerilatedVarNameMap : public map<const char*, VerilatedVar, VerilatedCStrCmp> {
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VerilatedVarNameMap() {}
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~VerilatedVarNameMap() {}
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};
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#endif // Guard
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