40 lines
1.3 KiB
C
40 lines
1.3 KiB
C
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// -*- mode: C++; c-file-style: "cc-mode" -*-
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//*************************************************************************
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// DESCRIPTION: Verilator: Basic data structure to keep names unique
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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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//
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// Copyright 2005-2021 by Wilson Snyder. This program is free software; you
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// can 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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//*************************************************************************
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#ifndef VERILATOR_V3UNIQUENAMES_H_
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#define VERILATOR_V3UNIQUENAMES_H_
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#include "config_build.h"
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#include "verilatedos.h"
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#include <string>
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#include <unordered_map>
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class V3UniqueNames final {
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std::unordered_map<std::string, unsigned> m_multiplicity; // Suffix number for given key
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public:
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// Return argument, appended with a unique suffix each time we are called with the same
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// argument.
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std::string get(const std::string& name) {
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const unsigned num = m_multiplicity.emplace(name, 0).first->second++;
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return name + "__" + cvtToStr(num);
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}
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};
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#endif // Guard
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