Return to pa_opcode.h CVS log

Up to [parser3project] / parser3 / src / include

Annotation of parser3/src/include/pa_opcode.h, revision 1.9

1.1       paf         1: /** @file
                      2:        Parser: compiled code related decls.
                      3: 
                      4:        Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com)
                      5: 
1.8       paf         6:        Author: Alexander Petrosyan <paf@design.ru> (http://paf.design.ru)
1.1       paf         7: 
1.9     ! paf         8:        $Id: pa_opcode.h,v 1.8 2001/11/05 11:46:24 paf Exp $
1.1       paf         9: */
                     10: 
                     11: #ifndef CODE_H
                     12: #define CODE_H
                     13: 
                     14: #include "pa_string.h"
                     15: #include "pa_array.h"
                     16: 
                     17: class Value;
                     18: class Array;
                     19: 
                     20: ///    Compiled operation code
                     21: enum OPCODE {
                     22:        //@{ 
                     23:        /// @name literals
                     24:        OP_VALUE,  OP_CURLY_CODE__STORE_PARAM,  OP_EXPR_CODE__STORE_PARAM,
                     25:        //@}
                     26: 
                     27:        //@{
                     28:        /// @name actions
1.6       parser     29:        OP_WITH_ROOT,   OP_WITH_SELF,   OP_WITH_READ,   OP_WITH_WRITE,
1.1       paf        30:        OP_GET_CLASS,
1.3       parser     31:        OP_CONSTRUCT_VALUE, OP_CONSTRUCT_EXPR, OP_CURLY_CODE__CONSTRUCT,
1.1       paf        32:        OP_WRITE_VALUE,  OP_WRITE_EXPR_RESULT, OP_STRING__WRITE,
                     33:        OP_GET_ELEMENT, OP_GET_ELEMENT__WRITE,
                     34:        OP_CREATE_EWPOOL,       OP_REDUCE_EWPOOL,
                     35:        OP_CREATE_SWPOOL,       OP_REDUCE_SWPOOL,
                     36:        OP_GET_METHOD_FRAME,
                     37:        OP_STORE_PARAM,
1.5       parser     38:        OP_PREPARE_TO_CONSTRUCT_OBJECT, OP_CALL,
1.1       paf        39:        //@}
                     40: 
                     41:        //@{
                     42:        /// @name expression ops: unary
                     43:        OP_NEG, OP_INV, OP_NOT, OP_DEF, OP_IN, OP_FEXISTS, OP_DEXISTS,
                     44:        //@}
                     45: 
                     46:        //@{
                     47:        /// @name expression ops: binary
1.7       paf        48:        OP_SUB, OP_ADD, OP_MUL, OP_DIV, OP_MOD, OP_INTDIV,
1.1       paf        49:        OP_BIN_AND, OP_BIN_OR, OP_BIN_XOR,
                     50:        OP_LOG_AND, OP_LOG_OR, OP_LOG_XOR,
                     51:        OP_NUM_LT, OP_NUM_GT, OP_NUM_LE, OP_NUM_GE, OP_NUM_EQ, OP_NUM_NE,
                     52:        OP_STR_LT, OP_STR_GT, OP_STR_LE, OP_STR_GE, OP_STR_EQ, OP_STR_NE,
                     53:        OP_IS
                     54:        //@}
                     55: };
                     56: 
                     57: /** 
                     58:        Parser source code got compiled into intermediate form of Operation-s, 
                     59:        which is executed afterwards.
                     60: 
                     61:        It is compiled into Array of Operation-s.
                     62:        Each Operation can be either OPCODE or data pointer, 
                     63:        following the literal-instruction.
                     64:                - OP_VALUE followed by Value*
                     65:                - OP_CURLY_CODE__STORE_PARAM followed by Array*
                     66:                - OP_EXPR_CODE__STORE_PARAM followed by Array*
                     67: */
                     68: union Operation {
                     69:        void *cast; ///< casting helper 
                     70: 
                     71:        OPCODE code; ///< operation code
                     72:        Value *value; ///< not an operation, but rather value stored after argumented op
                     73:        Array *array; ///< not an operation, but rather code array stored after argumented op
                     74: };
                     75: 
                     76: #endif