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- op-codes optimisation:
  1. VALUE+GET_CLASS=>VALUE_GET_CLASS
  2. WITH_READ+VALUE+GET_ELEMENT=>VALUE__GET_ELEMENT (not all yet)
  3. WITH_READ+VALUE+GET_ELEMENT__WRITE=>VALUE__GET_ELEMENT__WRITE
  4. WITH_READ+VALUE+GET_ELEMENT_OR_OPERATOR=>VALUE__GET_ELEMENT_OR_OPERATOR

/** @file
	Parser: compiled code related decls.

	Copyright (c) 2001-2005 ArtLebedev Group (http://www.artlebedev.com)

	Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
*/

#ifndef OPCODE_H
#define OPCODE_H

namespace OP {

static const char * const IDENT_OPCODE_H="$Date: 2009/04/28 11:09:37 $";

#define OPTIMIZE_BYTECODE_GET_CLASS 1
#define OPTIMIZE_BYTECODE_GET_ELEMENT 1

///	Compiled operation code
enum OPCODE {
	//@{ 
	/// @name literals
	OP_VALUE,  OP_CURLY_CODE__STORE_PARAM,  OP_EXPR_CODE__STORE_PARAM,
	OP_NESTED_CODE,
	//@}

	//@{
	/// @name actions
	OP_WITH_ROOT,	OP_WITH_SELF,	OP_WITH_READ,	OP_WITH_WRITE,
#ifdef OPTIMIZE_BYTECODE_GET_CLASS
	OP_VALUE__GET_CLASS,
#else
	OP_GET_CLASS,
#endif
	OP_CONSTRUCT_VALUE, OP_CONSTRUCT_EXPR, OP_CURLY_CODE__CONSTRUCT,
	OP_WRITE_VALUE,	OP_WRITE_EXPR_RESULT,	OP_STRING__WRITE,
#ifdef OPTIMIZE_BYTECODE_GET_ELEMENT
	OP_VALUE__GET_ELEMENT_OR_OPERATOR,
#else
	OP_GET_ELEMENT_OR_OPERATOR,
#endif
	OP_GET_ELEMENT,
#ifdef OPTIMIZE_BYTECODE_GET_ELEMENT
	OP_VALUE__GET_ELEMENT,
#endif
	OP_GET_ELEMENT__WRITE,
#ifdef OPTIMIZE_BYTECODE_GET_ELEMENT
	OP_VALUE__GET_ELEMENT__WRITE,
#endif
	OP_OBJECT_POOL,	OP_STRING_POOL,
	OP_STORE_PARAM,
	OP_PREPARE_TO_CONSTRUCT_OBJECT, OP_PREPARE_TO_EXPRESSION, 
	OP_CALL, OP_CALL__WRITE,
	//@}

	//@{
	/// @name expression ops: unary
	OP_NEG, OP_INV, OP_NOT, OP_DEF, OP_IN, OP_FEXISTS, OP_DEXISTS,
	//@}

	//@{
	/// @name expression ops: binary
	OP_SUB, OP_ADD, OP_MUL, OP_DIV, OP_MOD, OP_INTDIV,
	OP_BIN_SL, OP_BIN_SR,
	OP_BIN_AND, OP_BIN_OR, OP_BIN_XOR,
	OP_LOG_AND, OP_LOG_OR, OP_LOG_XOR,
	OP_NUM_LT, OP_NUM_GT, OP_NUM_LE, OP_NUM_GE, OP_NUM_EQ, OP_NUM_NE,
	OP_STR_LT, OP_STR_GT, OP_STR_LE, OP_STR_GE, OP_STR_EQ, OP_STR_NE,
	OP_IS
	//@}
};
};

#endif