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// This file is part of the AspectC++ compiler 'ac++'.
// Copyright (C) 1999-2003 The 'ac++' developers (see aspectc.org)
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of
// the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public
// License along with this program; if not, write to the Free
// Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
// MA 02111-1307 USA
#ifndef __ClangResultBuffer_h__
#define __ClangResultBuffer_h__
#include "ACModel/Elements.h"
#include "TransformInfo.h"
#include "ACProject.h"
#include "ACModel/Utils.h"
#include <string>
using std::string;
namespace Puma {
class CTypeInfo;
}
class ClangResultBuffer {
clang::QualType _type;
ACProject &_project;
clang::ASTContext& _ast_ctx;
bool _problem;
bool _use_typedef;
bool _const_result;
bool has_constructor_problem () const;
bool workaround_const_result() const { return _const_result; }
public:
ClangResultBuffer (ACProject &project, ACM_Code *jpl, bool use_typedef = false) :
_project (project),
_ast_ctx(project.get_compiler_instance ()->getASTContext ()),
_use_typedef( use_typedef ), _const_result( false ) {
//_policy.SuppressUnwrittenScope = true; // Suppress printing of <anonymous>
// builtin constructors/destructors have no decl -> result type is 'void'
if ( jpl->type_val() == JPT_Get )
// FIXME: If the get join point accesses an array, the function
// get_result_type( *jpl ) returns the type of the array
// instead of the actual element type.
// As a workaround, use TI_GET::entity_type() here.
// Once get_result_type( *jpl ) yields the correct type,
// this special case can be removed.
_type = TI_Get::of(*static_cast<ACM_Get*>(jpl))->entity_type();
else if( has_result_type( *jpl ) )
_type = TI_Type::of( *get_result_type( *jpl ) )->type();
else
_type = _ast_ctx.VoidTy;
_problem = has_constructor_problem ();
}
string tjp_result_type () const;
string result_type (const string &name, bool unqual = false) const;
string result_declaration() const;
string result_assignment(const string &result) const;
string action_result_assignment(const string &result) const;
string result_return() const;
void has_const_result() { _const_result = true; }
// the name of the result buffer allocated in each wrapper function.
// must not shadow the functions' arguments
static const string result_name() { return "__result_buffer"; }
};
#endif // __ClangResultBuffer_h__
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