impl LLVMCompiler { pub fn new() -> Result { Ok(Self { values: HashMap::new(), }) } pub fn compile_module(&self, mir_module: &MirModule, output_path: &str) -> Result<(), String> { // Mock implementation - in a real scenario this would: // 1. Create LLVM context and module // 2. Convert MIR instructions to LLVM IR // 3. Generate object file println!("🔧 Mock LLVM Compilation:"); println!(" Module: {}", mir_module.name); println!(" Functions: {}", mir_module.functions.len()); println!(" Output: {}", output_path); // Find entry function (prefer is_entry_point, then Main.main, then main, else first) let main_func = if let Some((_n, f)) = mir_module .functions .iter() .find(|(_n, f)| f.metadata.is_entry_point) { f } else if let Some(f) = mir_module.functions.get("Main.main") { f } else if let Some(f) = mir_module.functions.get("main") { f } else if let Some((_n, f)) = mir_module.functions.iter().next() { f } else { return Err("Main.main function not found"); }; println!( " Main function found with {} blocks", main_func.blocks.len() ); // Simulate object file generation std::fs::write(output_path, b"Mock object file")?; println!(" ✅ Mock object file created"); Ok(()) } pub fn compile_and_execute( &mut self, mir_module: &MirModule, temp_path: &str, ) -> Result, String> { // Mock implementation - interprets MIR instructions to simulate execution eprintln!("⚠️⚠️⚠️ WARNING: Using MOCK LLVM Implementation! ⚠️⚠️⚠️"); eprintln!("⚠️ This is NOT real LLVM execution!"); eprintln!("⚠️ Build with --features llvm for real compilation!"); println!("🚀 Mock LLVM Compile & Execute (MIR Interpreter Mode):"); // 1. Mock object file generation let obj_path = format!("{}.o", temp_path); self.compile_module(mir_module, &obj_path)?; // 2. Find and execute main function let main_func = mir_module .functions .get("Main.main") .ok_or("Main.main function not found")?; println!(" ⚡ Interpreting MIR instructions..."); // 3. Execute MIR instructions let result = self.interpret_function(main_func)?; // 4. Cleanup mock files let _ = std::fs::remove_file(&obj_path); Ok(result) } /// Interpret a MIR function by executing its instructions fn interpret_function( &mut self, func: &crate::mir::function::MirFunction, ) -> Result, String> { // Clear value storage self.values.clear(); // For now, just execute the entry block if let Some(entry_block) = func.blocks.get(&0) { for inst in &entry_block.instructions { match inst { MirInstruction::Const { dst, value } => { let nyash_value = match value { ConstValue::Integer(i) => { Box::new(IntegerBox::new(*i)) as Box } ConstValue::Float(f) => { Box::new(FloatBox::new(*f)) as Box } ConstValue::String(s) => { Box::new(StringBox::new(s.clone())) as Box } ConstValue::Bool(b) => Box::new(BoolBox::new(*b)) as Box, ConstValue::Null => Box::new(NullBox::new()) as Box, }; self.values.insert(*dst, nyash_value); println!(" 📝 %{} = const {:?}", dst.0, value); } MirInstruction::BinOp { dst, op, lhs, rhs } => { // Get operands let left = self .values .get(lhs) .ok_or_else(|| format!("Value %{} not found", lhs.0))?; let right = self .values .get(rhs) .ok_or_else(|| format!("Value %{} not found", rhs.0))?; // Simple integer arithmetic for now if let (Some(l), Some(r)) = ( left.as_any().downcast_ref::(), right.as_any().downcast_ref::(), ) { let result = match op { BinaryOp::Add => l.value + r.value, BinaryOp::Sub => l.value - r.value, BinaryOp::Mul => l.value * r.value, BinaryOp::Div => { if r.value == 0 { return Err("Division by zero".to_string()); } l.value / r.value } BinaryOp::Mod => l.value % r.value, _ => { return Err( "Binary operation not supported in mock".to_string() ); } }; self.values.insert(*dst, Box::new(IntegerBox::new(result))); println!( " 📊 %{} = %{} {:?} %{} = {}", dst.0, lhs.0, op, rhs.0, result ); } else { return Err( "Binary operation on non-integer values not supported in mock" .to_string(), ); } } MirInstruction::Return { value } => { if let Some(val_id) = value { let result = self .values .get(val_id) .ok_or_else(|| format!("Return value %{} not found", val_id.0))? .clone_box(); println!(" ✅ Returning value from %{}", val_id.0); return Ok(result); } else { println!(" ✅ Void return"); return Ok(Box::new(IntegerBox::new(0))); } } MirInstruction::FunctionNew { dst, params, body, captures, me, } => { // Minimal: build FunctionBox with empty captures unless provided let mut env = crate::boxes::function_box::ClosureEnv::new(); // Materialize captures (by value) if any for (name, vid) in captures.iter() { let v = self.values.get(vid).ok_or_else(|| { format!("Value %{} not found for capture {}", vid.0, name) })?; env.captures.insert(name.clone(), v.clone_box()); } // me capture (weak) if provided and is a box if let Some(m) = me { if let Some(b) = self.values.get(m) { if let Some(arc) = std::sync::Arc::downcast::({ let bx: std::sync::Arc = std::sync::Arc::from(b.clone_box()); bx }) .ok() { env.me_value = Some(std::sync::Arc::downgrade(&arc)); } } } let fun = FunctionBox::with_env(params.clone(), body.clone(), env); self.values.insert(*dst, Box::new(fun)); println!(" 🧰 %{} = function_new (params={})", dst.0, params.len()); } MirInstruction::Call { dst, func, args, .. } => { // Resolve callee let cal = self .values .get(func) .ok_or_else(|| format!("Call target %{} not found", func.0))?; if let Some(fb) = cal.as_any().downcast_ref::() { // Collect args as NyashBox let mut argv: Vec> = Vec::new(); for a in args { let av = self .values .get(a) .ok_or_else(|| format!("Arg %{} not found", a.0))?; argv.push(av.clone_box()); } let out = crate::interpreter::run_function_box(fb, argv) .map_err(|e| format!("FunctionBox call failed: {:?}", e))?; if let Some(d) = dst { self.values.insert(*d, out); } println!( " 📞 call %{} -> {}", func.0, dst.map(|v| v.0).unwrap_or(u32::MAX) ); } else { println!(" ⚠️ Skipping call: callee not FunctionBox"); } } _ => { // Other instructions not yet implemented println!(" ⚠️ Skipping instruction: {:?}", inst); } } } } // Default return Ok(Box::new(IntegerBox::new(0))) } }