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Jeena Paradies
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287
jasmin/jasmin-2.4/lib/java_cup/simple_calc/parser.java
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287
jasmin/jasmin-2.4/lib/java_cup/simple_calc/parser.java
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//----------------------------------------------------
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// The following code was generated by Java(tm) CUP v0.9d
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// Sun Jan 07 17:10:11 EST 1996
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//----------------------------------------------------
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import java_cup.runtime.*;
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public class parser extends java_cup.runtime.lr_parser {
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/** constructor */
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public parser() {super();}
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/** production table */
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protected static final short _production_table[][] = {
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{1, 2}, {0, 2}, {1, 1}, {6, 0}, {2, 3},
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{3, 3}, {3, 3}, {3, 1}, {4, 3}, {4, 3},
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{4, 3}, {4, 1}, {5, 1}, {5, 2}, {5, 3}
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};
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/** access to production table */
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public short[][] production_table() {return _production_table;}
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/** parse action table */
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protected static final short[][] _action_table = {
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/*0*/{4,2,8,9,10,4,-1,0},
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/*1*/{4,2,8,9,10,4,-1,0},
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/*2*/{2,-12,3,-12,4,-12,5,-12,6,-12,7,-12,9,-12,-1,0},
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/*3*/{2,-13,3,-13,4,-13,5,-13,6,-13,7,-13,9,-13,-1,0},
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/*4*/{0,-3,4,-3,8,-3,10,-3,-1,0},
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/*5*/{2,-4,3,13,4,11,-1,0},
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/*6*/{0,23,4,2,8,9,10,4,-1,0},
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/*7*/{2,-8,3,-8,4,-8,5,16,6,17,7,15,9,-8,-1,0},
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/*8*/{4,2,8,9,10,4,-1,0},
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/*9*/{3,13,4,11,9,12,-1,0},
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/*10*/{4,2,8,9,10,4,-1,0},
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/*11*/{2,-15,3,-15,4,-15,5,-15,6,-15,7,-15,9,-15,-1,0},
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/*12*/{4,2,8,9,10,4,-1,0},
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/*13*/{2,-6,3,-6,4,-6,5,16,6,17,7,15,9,-6,-1,0},
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/*14*/{4,2,8,9,10,4,-1,0},
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/*15*/{4,2,8,9,10,4,-1,0},
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/*16*/{4,2,8,9,10,4,-1,0},
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/*17*/{2,-10,3,-10,4,-10,5,-10,6,-10,7,-10,9,-10,-1,0},
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/*18*/{2,-9,3,-9,4,-9,5,-9,6,-9,7,-9,9,-9,-1,0},
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/*19*/{2,-11,3,-11,4,-11,5,-11,6,-11,7,-11,9,-11,-1,0},
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/*20*/{2,-7,3,-7,4,-7,5,16,6,17,7,15,9,-7,-1,0},
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/*21*/{0,-1,4,-1,8,-1,10,-1,-1,0},
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/*22*/{0,-2,-1,0},
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/*23*/{2,25,-1,0},
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/*24*/{0,-5,4,-5,8,-5,10,-5,-1,0},
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/*25*/{2,-14,3,-14,4,-14,5,-14,6,-14,7,-14,9,-14,-1,0},
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};
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/** access to parse action table */
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public short[][] action_table() {return _action_table;}
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/** reduce_goto table */
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protected static final short[][] _reduce_table = {
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/*0*/{1,6,2,4,3,5,4,7,5,2,-1,-1},
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/*1*/{5,25,-1,-1},
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/*2*/{-1,-1},
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/*3*/{-1,-1},
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/*4*/{-1,-1},
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/*5*/{6,23,-1,-1},
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/*6*/{2,21,3,5,4,7,5,2,-1,-1},
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/*7*/{-1,-1},
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/*8*/{3,9,4,7,5,2,-1,-1},
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/*9*/{-1,-1},
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/*10*/{4,20,5,2,-1,-1},
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/*11*/{-1,-1},
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/*12*/{4,13,5,2,-1,-1},
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/*13*/{-1,-1},
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/*14*/{5,19,-1,-1},
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/*15*/{5,18,-1,-1},
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/*16*/{5,17,-1,-1},
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/*17*/{-1,-1},
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/*18*/{-1,-1},
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/*19*/{-1,-1},
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/*20*/{-1,-1},
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/*21*/{-1,-1},
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/*22*/{-1,-1},
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/*23*/{-1,-1},
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/*24*/{-1,-1},
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/*25*/{-1,-1},
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};
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/** access to reduce_goto table */
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public short[][] reduce_table() {return _reduce_table;}
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/** instance of action encapsulation class */
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protected CUP$actions action_obj;
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/** action encapsulation object initializer */
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protected void init_actions()
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{
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action_obj = new CUP$actions();
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}
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/** invoke a user supplied parse action */
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public java_cup.runtime.symbol do_action(
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int act_num,
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java_cup.runtime.lr_parser parser,
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java.util.Stack stack,
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int top)
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throws java.lang.Exception
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{
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/* call code in generated class */
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return action_obj.CUP$do_action(act_num, parser, stack, top);
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}
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/** start state */
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public int start_state() {return 0;}
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/** start production */
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public int start_production() {return 1;}
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/** EOF symbol index */
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public int EOF_sym() {return 0;}
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/** error symbol index */
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public int error_sym() {return 1;}
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/** user initialization */
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public void user_init() throws java.lang.Exception
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{
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scanner.init();
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}
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/** scan to get the next token */
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public java_cup.runtime.token scan()
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throws java.lang.Exception
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{
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return scanner.next_token();
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}
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};
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/** JavaCup generated class to encapsulate user supplied action code.*/
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class CUP$actions {
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/** Constructor */
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CUP$actions() { }
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/** Method with the actual generated action code. */
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public final java_cup.runtime.symbol CUP$do_action(
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int CUP$act_num,
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java_cup.runtime.lr_parser CUP$parser,
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java.util.Stack CUP$stack,
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int CUP$top)
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throws java.lang.Exception
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{
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/* object for return from actions */
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java_cup.runtime.symbol CUP$result;
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/* select the action based on the action number */
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switch (CUP$act_num)
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{
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/*. . . . . . . . . . . . . . . . . . . .*/
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case 14: // factor ::= LPAREN expr RPAREN
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{
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CUP$result = new int_token(/*factor*/5);
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((int_token)CUP$result).int_val = (/*e*/(int_token)CUP$stack.elementAt(CUP$top-1)).int_val;
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}
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return CUP$result;
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/*. . . . . . . . . . . . . . . . . . . .*/
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case 13: // factor ::= MINUS factor
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{
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CUP$result = new int_token(/*factor*/5);
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((int_token)CUP$result).int_val = -(/*e*/(int_token)CUP$stack.elementAt(CUP$top-0)).int_val;
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}
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return CUP$result;
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/*. . . . . . . . . . . . . . . . . . . .*/
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case 12: // factor ::= NUMBER
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{
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CUP$result = new int_token(/*factor*/5);
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((int_token)CUP$result).int_val = (/*n*/(int_token)CUP$stack.elementAt(CUP$top-0)).int_val;
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}
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return CUP$result;
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/*. . . . . . . . . . . . . . . . . . . .*/
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case 11: // term ::= factor
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{
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CUP$result = new int_token(/*term*/4);
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((int_token)CUP$result).int_val = (/*e*/(int_token)CUP$stack.elementAt(CUP$top-0)).int_val;
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}
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return CUP$result;
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/*. . . . . . . . . . . . . . . . . . . .*/
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case 10: // term ::= term MOD factor
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{
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CUP$result = new int_token(/*term*/4);
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((int_token)CUP$result).int_val = (/*e1*/(int_token)CUP$stack.elementAt(CUP$top-2)).int_val % (/*e2*/(int_token)CUP$stack.elementAt(CUP$top-0)).int_val;
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}
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return CUP$result;
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/*. . . . . . . . . . . . . . . . . . . .*/
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case 9: // term ::= term DIVIDE factor
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{
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CUP$result = new int_token(/*term*/4);
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((int_token)CUP$result).int_val = (/*e1*/(int_token)CUP$stack.elementAt(CUP$top-2)).int_val / (/*e2*/(int_token)CUP$stack.elementAt(CUP$top-0)).int_val;
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}
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return CUP$result;
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/*. . . . . . . . . . . . . . . . . . . .*/
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case 8: // term ::= term TIMES factor
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{
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CUP$result = new int_token(/*term*/4);
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((int_token)CUP$result).int_val = (/*e1*/(int_token)CUP$stack.elementAt(CUP$top-2)).int_val * (/*e2*/(int_token)CUP$stack.elementAt(CUP$top-0)).int_val;
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}
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return CUP$result;
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/*. . . . . . . . . . . . . . . . . . . .*/
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case 7: // expr ::= term
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{
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CUP$result = new int_token(/*expr*/3);
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((int_token)CUP$result).int_val = (/*e1*/(int_token)CUP$stack.elementAt(CUP$top-0)).int_val;
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}
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return CUP$result;
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/*. . . . . . . . . . . . . . . . . . . .*/
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case 6: // expr ::= expr MINUS term
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{
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CUP$result = new int_token(/*expr*/3);
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((int_token)CUP$result).int_val = (/*e1*/(int_token)CUP$stack.elementAt(CUP$top-2)).int_val - (/*e2*/(int_token)CUP$stack.elementAt(CUP$top-0)).int_val;
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}
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return CUP$result;
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/*. . . . . . . . . . . . . . . . . . . .*/
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case 5: // expr ::= expr PLUS term
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{
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CUP$result = new int_token(/*expr*/3);
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((int_token)CUP$result).int_val = (/*e1*/(int_token)CUP$stack.elementAt(CUP$top-2)).int_val + (/*e2*/(int_token)CUP$stack.elementAt(CUP$top-0)).int_val;
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}
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return CUP$result;
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/*. . . . . . . . . . . . . . . . . . . .*/
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case 4: // expr_part ::= expr NT$0 SEMI
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{
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CUP$result = new symbol(/*expr_part*/2);
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}
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return CUP$result;
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/*. . . . . . . . . . . . . . . . . . . .*/
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case 3: // NT$0 ::=
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{
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CUP$result = new java_cup.runtime.token(/*NT$0*/6);
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System.out.println("= " + (/*e*/(int_token)CUP$stack.elementAt(CUP$top-0)).int_val);
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}
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return CUP$result;
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/*. . . . . . . . . . . . . . . . . . . .*/
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case 2: // expr_list ::= expr_part
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{
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CUP$result = new symbol(/*expr_list*/1);
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}
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return CUP$result;
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/*. . . . . . . . . . . . . . . . . . . .*/
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case 1: // $START ::= expr_list EOF
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{
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CUP$result = new java_cup.runtime.token(/*$START*/0);
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}
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/* ACCEPT */
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CUP$parser.done_parsing();
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return CUP$result;
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/*. . . . . . . . . . . . . . . . . . . .*/
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case 0: // expr_list ::= expr_list expr_part
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{
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CUP$result = new symbol(/*expr_list*/1);
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}
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return CUP$result;
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/* . . . . . .*/
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default:
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throw new Exception(
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"Invalid action number found in internal parse table");
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}
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}
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};
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