gem5/src/mem/slicc/ast/MemberExprAST.cc

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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.
*/
/*
* FieldExprAST.C
*
* Description: See FieldExprAST.h
*
* $Id$
*
*/
#include "MemberExprAST.hh"
MemberExprAST::MemberExprAST(ExprAST* expr_ast_ptr, string* field_ptr)
: ExprAST()
{
m_expr_ast_ptr = expr_ast_ptr;
m_field_ptr = field_ptr;
}
MemberExprAST::~MemberExprAST()
{
delete m_expr_ast_ptr;
delete m_field_ptr;
}
Type* MemberExprAST::generate(string& code) const
{
code += "(";
Type* type_ptr = m_expr_ast_ptr->generate(code);
code += ").m_" + (*m_field_ptr);
// Verify that this is a valid field name for this type
if (!type_ptr->dataMemberExist(*m_field_ptr)) {
error("Invalid object field: Type '" + type_ptr->toString() + "' does not have data member " + *m_field_ptr);
}
// Return the type of the field
return type_ptr->dataMemberType(*m_field_ptr);
}
void MemberExprAST::print(ostream& out) const
{
out << "[MemberExprAST: " << *m_expr_ast_ptr << "." << *m_field_ptr << "]";
}