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/*
* Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* Func.cc
*
* Description: See Func.hh
*
* $Id$
*
*/
#include "mem/slicc/symbols/Func.hh"
#include "mem/slicc/symbols/SymbolTable.hh"
#include "mem/slicc/generator/fileio.hh"
#include "mem/slicc/symbols/StateMachine.hh"
Func::Func(string id, const Location& location,
Type* type_ptr, const Vector<Type*>& param_type_vec,
const Vector<string>& param_string_vec, string body,
const Map<string, string>& pairs, StateMachine* machine_ptr)
: Symbol(id, location, pairs)
{
m_type_ptr = type_ptr;
m_param_type_vec = param_type_vec;
m_param_string_vec = param_string_vec;
m_body = body;
m_isInternalMachineFunc = false;
if (machine_ptr == NULL) {
m_c_ident = id;
} else if (existPair("external") || existPair("primitive")) {
m_c_ident = id;
} else {
m_machineStr = machine_ptr->toString();
m_c_ident = m_machineStr + "_" + id; // Append with machine name
m_isInternalMachineFunc = true;
}
}
void Func::funcPrototype(string& code) const
{
if (isExternal()) {
// Do nothing
} else {
string return_type = m_type_ptr->cIdent();
Type* void_type_ptr = g_sym_table.getType("void");
if (existPair("return_by_ref") && (m_type_ptr != void_type_ptr)) {
return_type += "&";
}
code += return_type + " " + cIdent() + "(";
int size = m_param_string_vec.size();
for(int i=0; i<size; i++) {
// Generate code
if (i != 0) {
code += ", ";
}
code += m_param_string_vec[i];
}
code += ");\n";
}
}
// This write a function of object Chip
void Func::writeCFiles(string path)
{
if (isExternal()) {
// Do nothing
} else {
ostringstream out;
// Header
out << "/** Auto generated C++ code started by "<<__FILE__<<":"<<__LINE__<< " */" << endl;
out << endl;
out << "#include \"mem/protocol/Types.hh\"" << endl;
if (m_isInternalMachineFunc) {
out << "#include \"mem/protocol/" << m_machineStr << "_Controller.hh\"" << endl;
}
out << endl;
// Generate function header
string code;
Type* void_type_ptr = g_sym_table.getType("void");
string return_type = m_type_ptr->cIdent();
code += return_type;
if (existPair("return_by_ref") && m_type_ptr != void_type_ptr) {
code += "&";
}
if (!m_isInternalMachineFunc) {
code += " Chip::" + cIdent() + "(";
} else {
code += " " + m_machineStr + "_Controller::" + cIdent() + "(";
}
int size = m_param_type_vec.size();
for(int i=0; i<size; i++) {
// Generate code
if (i != 0) {
code += ", ";
}
code += m_param_string_vec[i];
}
code += ")";
// Function body
code += "\n{\n";
code += m_body;
code += "}\n";
out << code << endl;
// Write it out
conditionally_write_file(path + cIdent() + ".cc", out);
}
}
void Func::print(ostream& out) const
{
}
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