示例#1
0
 @Override
 public void visit(SwitchInstruction insn) {
   SwitchStatement stmt = new SwitchStatement();
   stmt.setId("sblock" + (lastSwitchId++));
   stmt.setValue(Expr.var(insn.getCondition().getIndex()));
   Map<Integer, List<Integer>> switchMap = new HashMap<>();
   for (int i = 0; i < insn.getEntries().size(); ++i) {
     SwitchTableEntry entry = insn.getEntries().get(i);
     List<Integer> conditions = switchMap.get(entry.getTarget().getIndex());
     if (conditions == null) {
       conditions = new ArrayList<>();
       switchMap.put(entry.getTarget().getIndex(), conditions);
     }
     conditions.add(entry.getCondition());
   }
   List<Integer> targets = new ArrayList<>(switchMap.keySet());
   Collections.sort(targets);
   for (int target : targets) {
     SwitchClause clause = new SwitchClause();
     List<Integer> conditionList = switchMap.get(target);
     int[] conditions = new int[conditionList.size()];
     for (int i = 0; i < conditionList.size(); ++i) {
       conditions[i] = conditionList.get(i);
     }
     clause.setConditions(conditions);
     Statement jumpStmt = generateJumpStatement(stmt, target);
     if (jumpStmt != null) {
       clause.getBody().add(jumpStmt);
     }
     stmt.getClauses().add(clause);
   }
   Statement breakStmt = generateJumpStatement(insn.getDefaultTarget());
   if (breakStmt != null) {
     stmt.getDefaultClause().add(breakStmt);
   }
   statements.add(stmt);
 }
 @Override
 public void visit(SwitchInstruction insn) {
   escaping[insn.getCondition().getIndex()] = true;
 }