New changes

.vscode/settings.json

@@ -1,5 +1,6 @@
 {
     "files.associations": {
-        "random": "c"
+        "random": "c",
+        "iostream": "cpp"
     }
 }

.vscode/tasks.json

@@ -0,0 +1,28 @@
+{
+    "tasks": [
+        {
+            "type": "cppbuild",
+            "label": "C/C++: g++ build active file",
+            "command": "/usr/bin/g++",
+            "args": [
+                "-fdiagnostics-color=always",
+                "-g",
+                "${file}",
+                "-o",
+                "${fileDirname}/${fileBasenameNoExtension}"
+            ],
+            "options": {
+                "cwd": "${fileDirname}"
+            },
+            "problemMatcher": [
+                "$gcc"
+            ],
+            "group": {
+                "kind": "build",
+                "isDefault": true
+            },
+            "detail": "Task generated by Debugger."
+        }
+    ],
+    "version": "2.0.0"
+}

Assignment3/include/functions.h

@@ -134,23 +134,67 @@ bool startsWithPointerOrAddress(const string& line) {
 }
 
 // Function to clean Three-Address Code from input file and write to output file
+// void cleanTAC(string input) {
+//     int lineno=1;
+//     string line="";
+//     int index=0;
+//     while(index<input.length()){
+//         line="";
+//         while(index<input.length()){
+//             if(input[index]!='\n'){
+//                 line+=input[index];
+//                 index++;
+//             }
+//             else{
+//                 index++;
+//                 break;
+//             }
+//         }
+
+//         // Trim leading and trailing spaces
+//         while (!line.empty() && isspace(line.front())) line.erase(line.begin());
+//         while (!line.empty() && isspace(line.back())) line.pop_back();
+
+//         // Skip empty lines and lines with only a single number
+//         if (line.empty() || isSingleNumber(line)) continue;
+
+//         // Skip lines with pointers or address-of expressions
+//         if (startsWithPointerOrAddress(line) && line.find('=') == string::npos) {
+//             continue;
+//         }
+
+//         // Check if the line is a label or function
+//         cerr<<lineno<<".  ";
+//         if (!line.empty() && line.back() == ':' || !line.empty() && line.substr(0,4)=="FUNC") {
+//             cerr << line << endl;  // Labels should not be indented
+//         } else {
+//             cerr << "    " << line << endl;  // Indent normal instructions
+//         }   
+//         lineno++;
+//     }
+//     // cout << "Cleaning complete! Check " << endl;
+// }
+bool isOnlyStringLiteral(const string& line) {
+    // line must start and end with double quotes, and nothing else
+    return line.size() >= 2 && line.front() == '\"' && line.back() == '\"';
+}
+
 void cleanTAC(string input) {
-    int lineno=1;
-    string line="";
-    int index=0;
-    while(index<input.length()){
-        line="";
-        while(index<input.length()){
-            if(input[index]!='\n'){
-                line+=input[index];
+    int lineno = 1;
+    string line = "";
+    int index = 0;
+    while (index < input.length()) {
+        line = "";
+        while (index < input.length()) {
+            if (input[index] != '\n') {
+                line += input[index];
                 index++;
-            }
-            else{
+            } else {
                 index++;
                 break;
             }
         }
-        
+
         // Trim leading and trailing spaces
         while (!line.empty() && isspace(line.front())) line.erase(line.begin());
         while (!line.empty() && isspace(line.back())) line.pop_back();
@@ -163,18 +207,23 @@ void cleanTAC(string input) {
             continue;
         }
 
+        // ✅ Skip lines that contain only a string literal
+        if (isOnlyStringLiteral(line)) {
+            continue;
+        }
+
         // Check if the line is a label or function
-        cerr<<lineno<<".  ";
-        if (!line.empty() && line.back() == ':' || !line.empty() && line.substr(0,4)=="FUNC") {
+        cerr << lineno << ".  ";
+        if (!line.empty() && line.back() == ':' || !line.empty() && line.substr(0, 4) == "FUNC") {
             cerr << line << endl;  // Labels should not be indented
         } else {
             cerr << "    " << line << endl;  // Indent normal instructions
-        }   
+        }
         lineno++;
     }
-    // cout << "Cleaning complete! Check " << endl;
 }
 
+
 string replace_break_continue(string original_code,string end_label,string update_label,int i){
     string new_code = original_code;
     int flag=0;

Assignment3/include/utility.h

@@ -47,7 +47,7 @@ struct symbol_info {
     int pointer_depth=0;
     qid place;
     std::string code;
-
+    bool is_static=false;
     bool is_return=false;
     std::string return_type="";
     bool is_array_access=false;

Assignment3/output/output1.txt

@@ -8,12 +8,5 @@ Intermediate code generated successfully
 4.      *t0:= 10
 5.      t1:= a+4
 6.      *t1:= 10
-7.      c:= 4
-8.      p:= &c
-9.      q:= &p
-10.      t2:= *q
-11.      d:= *t3
-12.      t4:= *q
-13.      *t4:= 20
-14.      RETURN 0
-15.  FUNC_END main
+7.      RETURN 0
+8.  FUNC_END main

Assignment3/output/output2.txt

@@ -4,7 +4,5 @@ Intermediate code generated successfully
 ======================================================================
 1.  FUNC_BEGIN main
 2.      b:= 3
-3.      c:= b
-4.      d:= 4
-5.      RETURN 0
-6.  FUNC_END main
+3.      RETURN 0
+4.  FUNC_END main

Assignment3/output/output3.txt

@@ -4,26 +4,23 @@ Intermediate code generated successfully
 ======================================================================
 1.  FUNC_BEGIN main
 2.      sum:= 0
-3.      "Enter a positive integer: "
-4.      PARAM "Enter a positive integer: "
-5.      t0:= CALL printf,1
-6.      "%d"
-7.      PARAM "%d"
-8.      PARAM &num
-9.      t1:= CALL scanf,2
-10.      count:=  1
-11.  LABEL0:
-12.      t2:=  count<=num
-13.      if(t2) goto LABEL2
-14.      goto LABEL1
-15.  LABEL2:
-16.      sum:=  sum&count
-17.      count:=  count+1
-18.      goto LABEL0
-19.  LABEL1:
-20.      "Sum = %d"
-21.      PARAM "Sum = %d"
-22.      PARAM sum
-23.      t3:= CALL printf,2
-24.      RETURN 0
-25.  FUNC_END main
+3.      PARAM "Enter a positive integer: "
+4.      t0:= CALL printf,1
+5.      PARAM "%d"
+6.      PARAM &num
+7.      t1:= CALL scanf,2
+8.      count:=  1
+9.  LABEL0:
+10.      t2:=  count<=num
+11.      if(t2) goto LABEL2
+12.      goto LABEL1
+13.  LABEL2:
+14.      sum:=  sum&count
+15.      count:=  count+1
+16.      goto LABEL0
+17.  LABEL1:
+18.      PARAM "Sum = %d"
+19.      PARAM sum
+20.      t3:= CALL printf,2
+21.      RETURN 0
+22.  FUNC_END main

Assignment3/output/output4.txt

@@ -3,80 +3,70 @@ No Errors in the code
 Intermediate code generated successfully
 ======================================================================
 1.  FUNC_BEGIN main
-2.      "Enter an operator (+, -, *, /): "
-3.      PARAM "Enter an operator (+, -, *, /): "
-4.      t0:= CALL printf,1
-5.      "%c"
-6.      PARAM "%c"
-7.      PARAM &operation
-8.      t1:= CALL scanf,2
-9.      "Enter two operands: "
-10.      PARAM "Enter two operands: "
-11.      t2:= CALL printf,1
-12.      "%lf %lf"
-13.      PARAM "%lf %lf"
-14.      PARAM &n1
-15.      PARAM &n2
-16.      t3:= CALL scanf,3
-17.      r:= 0
-18.      if(operation=='+') goto LABEL0
-19.      if(operation=='-') goto LABEL5
-20.      if(operation=='*') goto LABEL6
-21.      if(operation=='/') goto LABEL7
-22.      goto LABEL8
-23.  LABEL0:
-24.      "%.1lf + %.1lf = %.1lf"
-25.      t4:=  n1+n2
-26.      PARAM "%.1lf + %.1lf = %.1lf"
-27.      PARAM n1
-28.      PARAM n2
-29.      PARAM t4
-30.      t5:= CALL printf,4
-31.      goto LABEL9
-32.  LABEL5:
-33.      if(b==1) goto LABEL1
-34.      if(b==2) goto LABEL2
-35.      goto LABEL3
-36.  LABEL1:
-37.      goto LABEL4
-38.  LABEL2:
-39.      r:=  r-1
-40.      "%.1lf - %.1lf = %.1lf"
-41.      t6:=  n1-n2
-42.      PARAM "%.1lf - %.1lf = %.1lf"
-43.      PARAM n1
-44.      PARAM n2
-45.      PARAM t6
-46.      t7:= CALL printf,4
-47.      goto LABEL4
-48.  LABEL3:
-49.      "Error! operator is not correct"
-50.      PARAM "Error! operator is not correct"
-51.      t8:= CALL printf,1
-52.      goto LABEL4
-53.  LABEL4:
-54.      goto LABEL9
-55.  LABEL6:
-56.      "%.1lf * %.1lf = %.1lf"
-57.      t9:=  n1*n2
-58.      PARAM "%.1lf * %.1lf = %.1lf"
-59.      PARAM n1
-60.      PARAM n2
-61.      PARAM t9
-62.      t10:= CALL printf,4
-63.  LABEL7:
-64.      "%.1lf / %.1lf = %.1lf"
-65.      t11:=  n1/n2
-66.      PARAM "%.1lf / %.1lf = %.1lf"
-67.      PARAM n1
-68.      PARAM n2
-69.      PARAM t11
-70.      t12:= CALL printf,4
-71.      goto LABEL9
-72.  LABEL8:
-73.      "Error! operator is not correct"
-74.      PARAM "Error! operator is not correct"
-75.      t13:= CALL printf,1
-76.  LABEL9:
-77.      RETURN 0
-78.  FUNC_END main
+2.      PARAM "Enter an operator (+, -, *, /): "
+3.      t0:= CALL printf,1
+4.      PARAM "%c"
+5.      PARAM &operation
+6.      t1:= CALL scanf,2
+7.      PARAM "Enter two operands: "
+8.      t2:= CALL printf,1
+9.      PARAM "%lf %lf"
+10.      PARAM &n1
+11.      PARAM &n2
+12.      t3:= CALL scanf,3
+13.      r:= 0
+14.      if(operation=='+') goto LABEL0
+15.      if(operation=='-') goto LABEL5
+16.      if(operation=='*') goto LABEL6
+17.      if(operation=='/') goto LABEL7
+18.      goto LABEL8
+19.  LABEL0:
+20.      t4:=  n1+n2
+21.      PARAM "%.1lf + %.1lf = %.1lf"
+22.      PARAM n1
+23.      PARAM n2
+24.      PARAM t4
+25.      t5:= CALL printf,4
+26.      goto LABEL9
+27.  LABEL5:
+28.      if(b==1) goto LABEL1
+29.      if(b==2) goto LABEL2
+30.      goto LABEL3
+31.  LABEL1:
+32.      goto LABEL4
+33.  LABEL2:
+34.      r:=  r-1
+35.      t6:=  n1-n2
+36.      PARAM "%.1lf - %.1lf = %.1lf"
+37.      PARAM n1
+38.      PARAM n2
+39.      PARAM t6
+40.      t7:= CALL printf,4
+41.      goto LABEL4
+42.  LABEL3:
+43.      PARAM "Error! operator is not correct"
+44.      t8:= CALL printf,1
+45.      goto LABEL4
+46.  LABEL4:
+47.      goto LABEL9
+48.  LABEL6:
+49.      t9:=  n1*n2
+50.      PARAM "%.1lf * %.1lf = %.1lf"
+51.      PARAM n1
+52.      PARAM n2
+53.      PARAM t9
+54.      t10:= CALL printf,4
+55.  LABEL7:
+56.      t11:=  n1/n2
+57.      PARAM "%.1lf / %.1lf = %.1lf"
+58.      PARAM n1
+59.      PARAM n2
+60.      PARAM t11
+61.      t12:= CALL printf,4
+62.      goto LABEL9
+63.  LABEL8:
+64.      PARAM "Error! operator is not correct"
+65.      t13:= CALL printf,1
+66.  LABEL9:
+67.      RETURN 0
+68.  FUNC_END main