instruction_set.h

浙江大学的悟空嵌入式系统模拟器

/*
*  Copyright (c) 2005 Zhejiang University, P.R.China
*
*  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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/ 

//=============================================================================
/**
*  \file    ARM/Instruction_Set.h
*
*  $Id: Instruction_Set.h,v 1.3 2005/06/16 11:25:20 qilj Exp $
*
*  \author  Lingjie Qi <[e-mail]> 
*/
//=============================================================================

#ifndef ARM__INSTRUCTION_SET_H_INCLUDED
#define ARM__INSTRUCTION_SET_H_INCLUDED
#include "Core/HelperMacro.h"
#include "Core/Instruction.h"
#include "Instruction.h"

namespace ARM {

	class ARM_Instruction_Set : public Core::Instruction_Set
	{
	public:
			
		static ARM_Instruction_Set & instance();

		//! Registers all instructions for this instruction set
		virtual void register_instructions();

	protected:

		ARM_Instruction_Set(void);

		//! Condition test
		bool test_cond(Core::u8 &val);

		bool EQ();

		bool NE();

		bool CS();

		bool CC();

		bool MI();

		bool PL();

		bool VS();

		bool VC();

		bool HI();

		bool LS();

		bool GE();

		bool LT();

		bool GT();

		bool LE();

		bool AL();

		Core::Register *cpsr_;

		//! Classify an instrucion
		virtual Core::Instruction * classify(Core::Instruction_Unit  binary);

		PROHIBIT_COPY(ARM_Instruction_Set)

	};

} //namespace

#endif