yosys/passes/hierarchy/util/top.h

50 lines
1.7 KiB
C++

/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2012 Claire Xenia Wolf <claire@yosyshq.com>
* Copyright (C) 2018 Ruben Undheim <ruben.undheim@gmail.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#ifndef HIERARCHY_TOP_H
#define HIERARCHY_TOP_H
#include "kernel/yosys.h"
YOSYS_NAMESPACE_BEGIN
namespace Hierarchy {
struct TopModulePrepare {
Design* design;
const std::map<std::string, std::string>& params;
bool is_from_verific = false;
Module* load_top(const string& name, bool auto_top);
private:
Module* load_top_module_regular(const string& name);
Module* load_top_module_verific(bool& is_from_verific, string name, Module* top_mod);
void derive_all();
Module* load_top_module_attribute();
Module* load_top_module_auto();
Module* rederived_top(Module* top_mod);
void clear_initial_top_attribute(Module* top_mod);
};
void ensure_unique_top_attribute(Module* top_mod, Design* design);
};
YOSYS_NAMESPACE_END
#endif /* HIERARCHY_TOP_H */