If statements added!

Author: Omnixerion

.idea/misc.xml

@@ -0,0 +1,37 @@
+package dev.ultreon.pythonc;
+
+import org.objectweb.asm.Type;
+
+import java.util.Stack;
+
+public abstract class AbstractContext implements Context {
+    private static final Stack<Type> stack = new Stack<>();
+
+    @Override
+    public boolean needsPop() {
+        return !stack.isEmpty();
+    }
+
+    @Override
+    public void push(Type type) {
+        stack.push(type);
+        if (type.equals(Type.LONG_TYPE) || type.equals(Type.DOUBLE_TYPE)) stack.push(type);
+    }
+
+    @Override
+    public Type pop() {
+        Type pop = stack.pop();
+        if (pop.equals(Type.LONG_TYPE) || pop.equals(Type.DOUBLE_TYPE)) stack.pop();
+        return pop;
+    }
+
+    @Override
+    public Type peek() {
+        return stack.peek();
+    }
+
+    @Override
+    public int stackSize() {
+        return stack.size();
+    }
+}

compiler/src/main/java/dev/ultreon/pythonc/AbstractContext.java

@@ -0,0 +1,19 @@
+package dev.ultreon.pythonc;
+
+import org.objectweb.asm.Type;
+
+public interface Context {
+
+    boolean needsPop();
+    void push(Type type);
+    Type pop();
+
+    Type peek();
+
+    int stackSize();
+
+    default void pop(Type type) {
+        Type pop = pop();
+        if (!pop.equals(type)) throw new RuntimeException("Expected " + type + " but got " + pop);
+    }
+}

compiler/src/main/java/dev/ultreon/pythonc/Context.java

@@ -0,0 +1,5 @@
+package dev.ultreon.pythonc;
+
+public class FileContext extends AbstractContext {
+
+}

compiler/src/main/java/dev/ultreon/pythonc/FileContext.java

@@ -0,0 +1,4 @@
+package dev.ultreon.pythonc;
+
+public class FunctionContext extends AbstractContext {
+}

compiler/src/main/java/dev/ultreon/pythonc/FuncCall.java

@@ -0,0 +1,15 @@
+package dev.ultreon.pythonc;
+
+import org.jetbrains.annotations.Nullable;
+import org.objectweb.asm.Label;
+import org.objectweb.asm.Type;
+
+public class IfStatementContext extends AbstractContext {
+    public @Nullable Label elifLabel;
+    public final Label endLabel;
+
+    public IfStatementContext(@Nullable Label elifLabel, Label endLabel) {
+        this.elifLabel = elifLabel;
+        this.endLabel = endLabel;
+    }
+}

compiler/src/main/java/dev/ultreon/pythonc/FunctionContext.java

@@ -13,7 +13,7 @@ public Object preload(MethodVisitor mv, PythonCompiler compiler, boolean boxed)
 
     @Override
     public void load(MethodVisitor mv, PythonCompiler compiler, Object preloaded, boolean boxed) {
-        mv.visitFieldInsn(GETSTATIC, owner, name, type.getDescriptor());
+        compiler.writer.getStatic(owner, name, type.getDescriptor());
     }
 
     @Override

compiler/src/main/java/dev/ultreon/pythonc/IfStatementContext.java

@@ -29,7 +29,7 @@ public Object preload(MethodVisitor mv, PythonCompiler compiler, boolean boxed)
     @Override
     public void load(MethodVisitor mv, PythonCompiler compiler, Object preloaded, boolean boxed) {
         // Do <name>.class
-        mv.visitLdcInsn(Type.getType("L" + className + ";"));
+        compiler.writer.loadClass(Type.getType("L" + className + ";"));
     }
 
     public Type asmType() {