104 lines
2.6 KiB
C++
104 lines
2.6 KiB
C++
/*
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* Copyright (c) 1999 Stephen Williams (steve@icarus.com)
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*
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* This source code is free software; you can redistribute it
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* and/or modify it in source code form under the terms of the GNU
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* General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program 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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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*/
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#if !defined(WINNT)
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#ident "$Id: functor.cc,v 1.4 1999/11/18 03:52:19 steve Exp $"
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#endif
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# include "functor.h"
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# include "netlist.h"
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functor_t::~functor_t()
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{
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}
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void functor_t::signal(class Design*, class NetNet*)
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{
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}
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void functor_t::process(class Design*, class NetProcTop*)
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{
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}
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void functor_t::lpm_ff(class Design*, class NetFF*)
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{
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}
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void Design::functor(functor_t*fun)
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{
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// apply to signals
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if (signals_) {
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NetNet*cur = signals_->sig_next_;
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do {
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NetNet*tmp = cur->sig_next_;
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fun->signal(this, cur);
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cur = tmp;
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} while (cur != signals_->sig_next_);
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}
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// apply to processes
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procs_idx_ = procs_;
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while (procs_idx_) {
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NetProcTop*idx = procs_idx_;
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procs_idx_ = idx->next_;
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fun->process(this, idx);
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}
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// apply to nodes
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if (nodes_) {
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NetNode*cur = nodes_->node_next_;
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do {
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NetNode*tmp = cur->node_next_;
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cur->functor_node(this, fun);
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cur = tmp;
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} while (cur != nodes_->node_next_);
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}
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}
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void NetNode::functor_node(Design*, functor_t*)
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{
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}
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void NetFF::functor_node(Design*des, functor_t*fun)
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{
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fun->lpm_ff(des, this);
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}
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/*
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* $Log: functor.cc,v $
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* Revision 1.4 1999/11/18 03:52:19 steve
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* Turn NetTmp objects into normal local NetNet objects,
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* and add the nodangle functor to clean up the local
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* symbols generated by elaboration and other steps.
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*
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* Revision 1.3 1999/11/01 02:07:40 steve
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* Add the synth functor to do generic synthesis
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* and add the LPM_FF device to handle rows of
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* flip-flops.
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*
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* Revision 1.2 1999/07/18 05:52:46 steve
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* xnfsyn generates DFF objects for XNF output, and
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* properly rewrites the Design netlist in the process.
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*
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* Revision 1.1 1999/07/17 22:01:13 steve
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* Add the functor interface for functor transforms.
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*
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*/
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