xst_instruction_traits.h

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// Common Text Transformation Library
// Copyright (C) 1997-2006 by Igor Kholodov. 
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the
// Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
//
// mailto:cttl@users.sourceforge.net
// http://sourceforge.net/projects/cttl/

// xst_instruction_traits.h

#ifndef _XST_INSTRUCTION_TRAITS_H_INCLUDED_
#define _XST_INSTRUCTION_TRAITS_H_INCLUDED_

namespace cttl_impl {

static const int pop_data_   = 1;


static const int push_data_  = 2;

static const int push_value_ = 3;

static const int push_top_   = 4;

static const int push_size_  = 5;


static const int move_value_ = 6;

static const int move_top_   = 7;

static const int move_size_  = 8;


static const int add_value_  = 9;

static const int add_top_    = 10;

static const int add_size_   = 11;


static const int sub_value_  = 12;

static const int sub_top_    = 13;

static const int sub_size_   = 14;


static const int neg_top_    = 15;


static const int mul_value_  = 16;

static const int mul_top_    = 17;

static const int mul_size_   = 18;


static const int div_value_  = 19;

static const int div_top_    = 20;

static const int div_size_   = 21;



template< int OpcodeT >
struct xst_instruction_traits {

    enum { length_ = 2 };

};  // struct xst_instruction_traits

template<>
struct xst_instruction_traits< pop_data_ > {

    enum { length_ = 1 };

};  // struct xst_instruction_traits

template<>
struct xst_instruction_traits< push_data_ > {

    enum { length_ = 1 };

};  // struct xst_instruction_traits

template<>
struct xst_instruction_traits< neg_top_ > {

    enum { length_ = 1 };

};  // struct xst_instruction_traits

}   // namespace cttl_impl


#endif //_XST_INSTRUCTION_TRAITS_H_INCLUDED_

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