llvmir some opt

frontend/ast/token/TokenNode.java

@@ -0,0 +1,50 @@
+package frontend.ast.token;
+
+import frontend.ast.Node;
+import frontend.ast.SyntaxType;
+import frontend.lexer.Token;
+import frontend.lexer.TokenStream;
+import frontend.lexer.TokenType;
+
+public class TokenNode extends Node {
+    private Token token;
+
+    public TokenNode(TokenStream ts) {
+        super(SyntaxType.TOKEN, ts);
+        token = ts.read();
+    }
+
+    @Override
+    public String toString() {
+        return token.toString();
+    }
+
+    public String getValue() {
+        return token.getValue();
+    }
+
+    public int getLine() {
+        return token.getLine();
+    }
+
+    public String getName() {
+        return token.getValue();
+    }
+
+    public TokenType getType() {
+        return token.getType();
+    }
+
+    public int getFormatNum() {
+        int num = 0;
+        String str = token.getValue();
+        for (int i = 0; i < str.length(); i++) {
+            if (str.charAt(i) == '%' && i + 1 < str.length()
+                    && str.charAt(i + 1) == 'd') {
+                num++;
+                i++;
+            }
+        }
+        return num;
+    }
+}