diff --git a/src/codegen/expressions.rs b/src/codegen/expressions.rs
index 242c5b7..fa30731 100644
--- a/src/codegen/expressions.rs
+++ b/src/codegen/expressions.rs
@@ -17,50 +17,20 @@ pub fn compile_expr<'ctx: 'parent, 'parent>(
     block: &'parent Block<'ctx>,
     expr: &Expr,
 ) -> Value<'ctx, 'parent> {
-    let location = Location::unknown(ctx.ctx);
-    let i64_type: Type = IntegerType::new(ctx.ctx, 64).into();
     match expr {
-        Expr::Number(value) => {
-            let value = block
-                .append_operation(arith::constant(
-                    ctx.ctx,
-                    IntegerAttribute::new(IntegerType::new(ctx.ctx, 64).into(), *value).into(),
-                    location,
-                ))
-                .result(0)
-                .unwrap()
-                .into();
-
-            value
+        Expr::Number(_value) => {
+            todo!()
         }
         Expr::Variable(name) => {
-            let local_ptr = *locals.get(name).unwrap();
-            let value = block
-                .append_operation(llvm::load(
-                    ctx.ctx,
-                    local_ptr,
-                    i64_type,
-                    location,
-                    Default::default(),
-                ))
-                .result(0)
-                .unwrap()
-                .into();
-
-            value
-        }
-        Expr::Op(lhs_expr, opcode, rhs_expr) => {
-            let lhs = compile_expr(ctx, locals, block, lhs_expr);
-            let rhs = compile_expr(ctx, locals, block, rhs_expr);
-
-            match opcode {
-                Opcode::Mul => todo!(),
-                Opcode::Div => todo!(),
-                Opcode::Add => todo!(),
-                Opcode::Sub => todo!(),
-                Opcode::Eq => todo!(),
-                Opcode::Neq => todo!(),
-            }
+            todo!()
         }
+        Expr::Op(lhs_expr, opcode, rhs_expr) => match opcode {
+            Opcode::Mul => todo!(),
+            Opcode::Div => todo!(),
+            Opcode::Add => todo!(),
+            Opcode::Sub => todo!(),
+            Opcode::Eq => todo!(),
+            Opcode::Neq => todo!(),
+        },
     }
 }
diff --git a/src/codegen/ifelse_stmt.rs b/src/codegen/ifelse_stmt.rs
index b2725da..ab3771a 100644
--- a/src/codegen/ifelse_stmt.rs
+++ b/src/codegen/ifelse_stmt.rs
@@ -15,5 +15,5 @@ pub fn compile_if<'ctx, 'parent>(
     block: &'parent Block<'ctx>,
     stmt: &IfStmt,
 ) {
-    let cond = compile_expr(ctx, locals, block, &stmt.cond);
+    todo!()
 }
diff --git a/src/codegen/let_stmt.rs b/src/codegen/let_stmt.rs
index bd9c9b5..a2a2f37 100644
--- a/src/codegen/let_stmt.rs
+++ b/src/codegen/let_stmt.rs
@@ -12,6 +12,5 @@ pub fn compile_let<'ctx: 'parent, 'parent>(
     block: &'parent Block<'ctx>,
     stmt: &LetStmt,
 ) {
-    let value = compile_expr(ctx, locals, block, &stmt.expr);
-    locals.insert(stmt.variable.clone(), value);
+    todo!()
 }
diff --git a/src/codegen/return_stmt.rs b/src/codegen/return_stmt.rs
index 0ff307c..3fc51c0 100644
--- a/src/codegen/return_stmt.rs
+++ b/src/codegen/return_stmt.rs
@@ -12,4 +12,5 @@ pub fn compile_return<'ctx, 'parent>(
     block: &'parent Block<'ctx>,
     stmt: &ReturnStmt,
 ) {
+    todo!()
 }