llvmir some opt

midend/symbol/Symbol.java

@@ -0,0 +1,77 @@
+package midend.symbol;
+
+import java.util.ArrayList;
+
+import midend.llvm.value.IrValue;
+
+public class Symbol {
+    private String name;
+    private SymbolType type;
+    private int line;
+    private ArrayList<Integer> valueList;
+    private IrValue irValue;
+
+    public Symbol(String name, SymbolType type, int line) {
+        this.name = name;
+        this.type = type;
+        this.line = line;
+        valueList = new ArrayList<>();
+        irValue = null;
+    }
+
+    public void setIrValue(IrValue irValue) {
+        this.irValue = irValue;
+    }
+
+    public IrValue getIrValue() {
+        return irValue;
+    }
+
+    public void addValue(int value) {
+        valueList.add(value);
+    }
+
+    public void addValue(ArrayList<Integer> valueList) {
+        this.valueList.addAll(valueList);
+    }
+
+    public ArrayList<Integer> getValueList() {
+        return valueList;
+    }
+
+    public int getValue(int index) {
+        return valueList.get(index);
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public String getTypeStr() {
+        return type.toString();
+    }
+
+    public SymbolType getType() {
+        return type;
+    }
+
+    public int getLine() {
+        return line;
+    }
+
+    public String toString() {
+        return name + " " + type.toString() + "\n";
+    }
+
+    public boolean isThatType(int type) { // 0 for normal var, 1 for array, 2 for func
+        if (type == 1) {
+            return this.type == SymbolType.INT_ARRAY || this.type == SymbolType.CONST_INT_ARRAY
+                || this.type == SymbolType.STATIC_INT_ARRAY;
+        } else if (type == 2) {
+            return this.type == SymbolType.INT_FUNC || this.type == SymbolType.VOID_FUNC;
+        } else {
+            return this.type == SymbolType.INT || this.type == SymbolType.CONST_INT
+                || this.type == SymbolType.STATIC_INT;
+        }
+    }
+}