package lang.java;

import aioli.vtp.*;



public class ppstd extends lang.ppaux {


  public static int prec(Tree tree) {
   switch (tree.operator().getCode()) {
   case op_binary: {
     tree = tree.down(2);
     switch (tree.operator().getCode()) {
     case op_assignment:
     case op_plusAssignment:
     case op_minusAssignment:
     case op_timesAssignment:
     case op_divAssignment:
     case op_modAssignment:
     case op_rightShiftAssignment:
     case op_unsignedRightShiftAssignment:
     case op_leftShiftAssignment:
     case op_andAssignment:
     case op_xorAssignment:
     case op_iorAssignment: return 13;
     case op_cond: return 12;
     case op_lor: return 11;
     case op_land: return 10;
     case op_ior: return 9;
     case op_xor: return 8;
     case op_and: return 7;
     case op_neq: 
     case op_eq:  return 6;
     case op_less:
     case op_gtr:
     case op_lessEq:
     case op_gtrEq: return 5;
     case op_leftShift:
     case op_rightShift:
     case op_unsignedRightShift: return 4;
     case op_plus:
     case op_minus: return 3;
     case op_times:
     case op_div:
     case op_mod: return 2;
     default: return 0;
     }
   }
   case op_cond: return 12;
   default: return 0;
   }
  }
  public static boolean leftp (Tree tree1, Tree tree2) {
   if (prec(tree2) <= prec(tree1))
     return false;
   return true;
  }
  public static boolean rightp (Tree tree1, Tree tree2) {
   if (prec(tree2) < prec(tree1))
     return false;
   return true;
  }
  public static boolean unip (Tree tree1, Tree tree2) {
   return false;
  }

  private final static int op_none = 84;
  private final static int op_binary = 10;
  private final static int op_cond = 25;
  private final static int op_assignment = 9;
  private final static int op_minusAssignment = 74;
  private final static int op_plusAssignment = 92;
  private final static int op_timesAssignment = 113;
  private final static int op_divAssignment = 35;
  private final static int op_modAssignment = 76;
  private final static int op_rightShiftAssignment = 100;
  private final static int op_unsignedRightShiftAssignment = 121;
  private final static int op_leftShiftAssignment = 65;
  private final static int op_andAssignment = 4;
  private final static int op_xorAssignment = 127;
  private final static int op_iorAssignment = 61;
  private final static int op_leftShift = 64;
  private final static int op_rightShift = 99;
  private final static int op_unsignedRightShift = 120;
  private final static int op_neq = 79;
  private final static int op_eq = 37;
  private final static int op_minus = 73;
  private final static int op_plus = 91;
  private final static int op_land = 63;
  private final static int op_times = 112;
  private final static int op_mod = 75;
  private final static int op_div = 34;
  private final static int op_and = 3;
  private final static int op_lor = 70;
  private final static int op_ior = 60;
  private final static int op_xor = 126;
  private final static int op_not = 85;
  private final static int op_complement = 24;
  private final static int op_less = 66;
  private final static int op_lessEq = 67;
  private final static int op_gtr = 45;
  private final static int op_gtrEq = 46;
  private final static int op_decr = 30;
  private final static int op_incr = 51;
  private final static int op_postfix = 93;
  private final static int op_prefix = 94;
  private final static int op_unary = 119;
  private final static int op_cast = 15;
  private final static int op_integer = 57;
  private final static int op_linteger = 68;
  private final static int op_string = 103;
  private final static int op_character = 18;
  private final static int op_floating = 43;
  private final static int op_hexa = 47;
  private final static int op_superInvocation = 105;
  private final static int op_thisInvocation = 110;
  private final static int op_call = 13;
  private final static int op_newObject = 83;
  private final static int op_newArray = 81;
  private final static int op_dims = 33;
  private final static int op_newDim = 82;
  private final static int op_dim = 32;
  private final static int op_index = 52;
  private final static int op_access = 2;
  private final static int op_return = 98;

}