129 lines
3.7 KiB
C++
129 lines
3.7 KiB
C++
/*
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* Copyright (c) 2011-2013 Stephen Williams (steve@icarus.com)
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* Copyright CERN 2013 / 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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# include "entity.h"
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# include "compiler.h"
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# include "architec.h"
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# include "vtype.h"
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# include <iostream>
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# include <typeinfo>
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# include <fstream>
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# include <iomanip>
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# include <cstring>
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# include <cassert>
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using namespace std;
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int elaborate_entities(void)
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{
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int errors = 0;
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for (map<perm_string,Entity*>::iterator cur = design_entities.begin()
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; cur != design_entities.end() ; ++cur) {
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errors += cur->second->elaborate();
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}
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return errors;
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}
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int Entity::elaborate()
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{
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int errors = 0;
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if (verbose_flag)
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cerr << "Elaborate entity " << get_name() << "..." << endl;
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if (arch_.empty()) {
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cerr << get_fileline() << ": error: "
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<< "No architectures to choose from for entity " << get_name()
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<< "." << endl;
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return 1;
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}
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/* FIXME: the architecture for the entity should be chosen in configuration
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block (not yet implemented). Multiple architectures are allowed in general */
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if (arch_.size() > 1) {
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cerr << get_fileline() << ": sorry: "
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<< "Multiple architectures for an entity are not yet supported"
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<< ". Architectures for entity " << get_name() << " are:" << endl;
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for (map<perm_string,Architecture*>::const_iterator cur = arch_.begin()
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; cur != arch_.end() ; ++cur) {
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cerr << get_fileline() << ": : " << cur->first
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<< " at " << cur->second->get_fileline() << endl;
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}
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//errors += 1;
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}
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/* FIXME: here we should look at configuration block */
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bind_arch_ = arch_.begin()->second;
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if (verbose_flag)
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cerr << "For entity " << get_name()
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<< ", choosing architecture " << bind_arch_->get_name()
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<< "." << endl;
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errors += elaborate_generic_exprs_();
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errors += elaborate_ports_();
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errors += bind_arch_->elaborate(this);
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return errors;
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}
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int Entity::elaborate_generic_exprs_()
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{
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int errors = 0;
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for (vector<InterfacePort*>::const_iterator cur = parms_.begin()
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; cur != parms_.end() ; ++cur) {
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InterfacePort*curp = *cur;
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if(curp->expr)
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curp->expr->elaborate_expr(this, 0, curp->type);
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}
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return errors;
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}
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int Entity::elaborate_ports_(void)
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{
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int errors = 0;
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for (std::vector<InterfacePort*>::const_iterator cur = ports_.begin()
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; cur != ports_.end() ; ++cur) {
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InterfacePort*cur_port = *cur;
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const VType*type = cur_port->type;
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if (type == 0) {
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cerr << get_fileline() << ": error: "
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<< "Giving up on unknown type for port " << cur_port->name
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<< "." << endl;
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errors += 1;
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continue;
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}
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// Elaborate the type to elaborate any expressions that
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// are used by the types.
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errors += type->elaborate(this, bind_arch_);
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VType::decl_t cur_decl;
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cur_decl.type = type;
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declarations_[cur_port->name] = cur_decl;
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}
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return errors;
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}
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