verilator/src/V3LangCode.h
2018-03-12 22:26:34 -04:00

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// -*- mode: C++; c-file-style: "cc-mode" -*-
//*************************************************************************
// DESCRIPTION: Verilator: Language code class
//
// Code available from: http://www.veripool.org/verilator
//
//*************************************************************************
//
// Copyright 2003-2018 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.
//
//*************************************************************************
#ifndef _V3LANGCODE_H_
#define _V3LANGCODE_H_ 1
#include "config_build.h"
#include "verilatedos.h"
#include <string>
#include <vector>
#include <map>
#include <set>
//######################################################################
//! Class for the different languages supported.
//! A separate file, since used both in V3Options (globally) and FileLine 9per
//! file).
class V3LangCode {
public:
enum en {
L_ERROR, // Must be first.
L1364_1995,
L1364_2001,
L1364_2005,
L1800_2005,
L1800_2009,
L1800_2012,
L1800_2017,
// ***Add new elements below also***
_ENUM_END
};
const char* ascii() const {
const char* const names[] = {
// These must match the `begin_keywords values.
" ERROR",
"1364-1995",
"1364-2001",
"1364-2005",
"1800-2005",
"1800-2009",
"1800-2012",
"1800-2017"
};
return names[m_e];
};
static V3LangCode mostRecent() { return V3LangCode(L1800_2017); }
bool systemVerilog() const { return m_e == L1800_2005 || m_e == L1800_2009
|| m_e == L1800_2012 || m_e == L1800_2017; }
bool legal() const { return m_e != L_ERROR; }
//
enum en m_e;
inline V3LangCode () : m_e(L_ERROR) {}
// cppcheck-suppress noExplicitConstructor
inline V3LangCode (en _e) : m_e(_e) {}
explicit V3LangCode (const char* textp);
explicit inline V3LangCode (int _e) : m_e(static_cast<en>(_e)) {}
operator en () const { return m_e; }
};
//######################################################################
#endif // guard