Added IMC

.vscode/launch.json

@@ -17,7 +17,7 @@
             "request": "launch",
             "mainClass": "Main",
             "projectName": "PINSCompiler_aaffa8a2",
-            "args": "PINS --exec FRM --dump FRM test.pns"
+            "args": "PINS --exec IMC --dump IMC test.pns"
         },
         {
             "type": "java",

src/Main.java

@@ -15,6 +15,9 @@
 import compiler.frm.Access;
 import compiler.frm.Frame;
 import compiler.frm.FrameEvaluator;
+import compiler.ir.IRCodeGenerator;
+import compiler.ir.IRPrettyPrint;
+import compiler.ir.code.IRNode;
 import compiler.lexer.Lexer;
 import compiler.parser.Parser;
 import compiler.parser.ast.def.Def;
@@ -124,5 +127,16 @@ private static void run(PINS cli, String sourceCode) {
         if (cli.execPhase == Phase.FRM) {
             return;
         }
+        /**
+         * Generiranje vmesne kode.
+         */
+        var generator = new IRCodeGenerator(new NodeDescription<IRNode>(), frames, accesses, definitions, types);
+        ast.accept(generator);
+        if (cli.dumpPhases.contains(Phase.IMC)) {
+            new IRPrettyPrint(System.out, 2).print(generator.chunks);
+        }
+        if (cli.execPhase == Phase.IMC) {
+            return;
+        }
     }
 }

src/common/Constants.java

@@ -14,6 +14,10 @@ private Constants() {}
     public static final String randIntLabel     = "rand_int";
     public static final String seedLabel        = "seed";
 
+    // 'Registri'
+    public static final String framePointer     = "{FP}";
+    public static final String stackPointer     = "{SP}";
+
     static {
         /**
          * Ciljna arhitektura je x86.

src/common/Report.java

@@ -3,36 +3,35 @@
  * @Description: Razred, namenjen obveščanju o poteku prevajanja.
  */
 
- package common;
-
- import java.io.PrintStream;
-
- import compiler.lexer.Position;
-
- /**
-  * Obveščanje o napakah.
-  */
- public class Report {
-     /**
-      * NE SPREMINJAJ!
-      */
-     private static final int exitErrorCode = 99;
-
-     /**
-      * Izhodni tok, kamor se izpišejo napake.
-      */
-     public static PrintStream err = System.err;
-
-     private Report() {}
-
-     public static void error(String message) {
-         err.println(message);
-         System.exit(exitErrorCode);      
-     }
-
-     public static void error(Position position, String message) {
-         err.println(position.toString() + ": " + message);
-         System.exit(exitErrorCode);
-     }
- }
-
+package common;
+
+import java.io.PrintStream;
+
+import compiler.lexer.Position;
+
+/**
+ * Obveščanje o napakah.
+ */
+public class Report {
+    /**
+     * NE SPREMINJAJ!
+     */
+    private static final int exitErrorCode = 99;
+
+    /**
+     * Izhodni tok, kamor se izpišejo napake.
+     */
+    public static PrintStream err = System.err;
+
+    private Report() {}
+
+    public static void error(String message) {
+        err.println(message);
+        System.exit(exitErrorCode);      
+    }
+
+    public static void error(Position position, String message) {
+        err.println(position.toString() + ": " + message);
+        System.exit(exitErrorCode);
+    }
+}

src/common/RequireNonNull.java

@@ -3,15 +3,14 @@
  * @ Description:
  */
 
- package common;
+package common;
 
- import java.util.Objects;
-
- public class RequireNonNull {
-     public static void requireNonNull(Object... objects) {
-         for (var obj : objects) {
-             Objects.requireNonNull(obj);
-         }
-     }
- }
-
+import java.util.Objects;
+
+public class RequireNonNull {
+    public static void requireNonNull(Object... objects) {
+        for (var obj : objects) {
+            Objects.requireNonNull(obj);
+        }
+    }
+}

src/common/StringUtil.java

@@ -3,23 +3,22 @@
  * @ Description:
  */
 
- package common;
+package common;
 
- import static common.RequireNonNull.requireNonNull;
-
- public class StringUtil {
-     /**
-      * Kreira nov indentiran niz.
-      */
-     public static String indented(String str, int indent) {
-         requireNonNull(str);
-         if (indent < 0) { throw new IllegalArgumentException("Indent must be at least 0!"); }
-         var sb = new StringBuilder(indent);
-         for (int i = 0; i < indent; i++) {
-             sb.append(" ");
-         }
-         sb.append(str);
-         return sb.toString();
-     }
- }
-
+import static common.RequireNonNull.requireNonNull;
+
+public class StringUtil {
+    /**
+     * Kreira nov indentiran niz.
+     */
+    public static String indented(String str, int indent) {
+        requireNonNull(str);
+        if (indent < 0) { throw new IllegalArgumentException("Indent must be at least 0!"); }
+        var sb = new StringBuilder(indent);
+        for (int i = 0; i < indent; i++) {
+            sb.append(" ");
+        }
+        sb.append(str);
+        return sb.toString();
+    }
+}

src/compiler/frm/FrameEvaluator.java

@@ -8,7 +8,6 @@
 import static common.RequireNonNull.requireNonNull;
 
 import compiler.common.Visitor;
-import compiler.frm.Access.Local;
 import compiler.parser.ast.def.*;
 import compiler.parser.ast.def.FunDef.Parameter;
 import compiler.parser.ast.expr.*;
@@ -20,7 +19,6 @@
 
 import java.util.ArrayList;
 import java.util.List;
-import java.util.stream.Stream;
 
 public class FrameEvaluator implements Visitor {
     /**
@@ -180,6 +178,8 @@ public void visit(FunDef funDef) {
         for (Integer Int : stackOffset.get(staticLevel - 1).locVarStackOffset) {
             Builder.addLocalVariable(-Int.intValue());
         }
+        // StaticLink
+        Builder.addParameter(4);
         Builder.addFunctionCall(functionCalls.get(staticLevel - 1).intValue());
 
         staticLevel--;