fff9749f47
- Keep essential information within 500 lines (now 395 lines) - Maintain important syntax examples and development principles - Move detailed information to appropriate docs files: - Development practices → docs/guides/development-practices.md - Testing guide → docs/guides/testing-guide.md - Claude issues → docs/tools/claude-issues.md - Add proper links to all referenced documentation - Balance between minimal entry point and practical usability
803 lines
52 KiB
Rust
803 lines
52 KiB
Rust
/*!
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* LLVM Compiler Implementation - Compile MIR to LLVM IR and native code
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*/
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use crate::mir::function::MirModule;
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use crate::mir::instruction::{MirInstruction, ConstValue, BinaryOp, UnaryOp, CompareOp};
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use crate::mir::ValueId;
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use crate::box_trait::{NyashBox, IntegerBox, StringBox, BoolBox};
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use crate::boxes::math_box::FloatBox;
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use crate::boxes::null_box::NullBox;
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use super::context::CodegenContext;
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use std::collections::HashMap;
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/// Mock LLVM Compiler with MIR interpreter for demonstration
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/// This simulates LLVM behavior by interpreting MIR instructions
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pub struct LLVMCompiler {
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/// Values stored during mock execution
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values: HashMap<ValueId, Box<dyn NyashBox>>,
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}
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#[cfg(not(feature = "llvm"))]
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impl LLVMCompiler {
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pub fn new() -> Result<Self, String> {
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Ok(Self {
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values: HashMap::new(),
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})
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}
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pub fn compile_module(
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&self,
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mir_module: &MirModule,
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output_path: &str,
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) -> Result<(), String> {
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// Mock implementation - in a real scenario this would:
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// 1. Create LLVM context and module
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// 2. Convert MIR instructions to LLVM IR
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// 3. Generate object file
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println!("🔧 Mock LLVM Compilation:");
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println!(" Module: {}", mir_module.name);
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println!(" Functions: {}", mir_module.functions.len());
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println!(" Output: {}", output_path);
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// Find entry function (prefer is_entry_point, then Main.main, then main, else first)
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let main_func = if let Some((_n,f)) = mir_module.functions.iter().find(|(_n,f)| f.metadata.is_entry_point) {
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f
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} else if let Some(f) = mir_module.functions.get("Main.main") {
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f
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} else if let Some(f) = mir_module.functions.get("main") {
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f
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} else if let Some((_n,f)) = mir_module.functions.iter().next() {
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f
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} else {
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return Err("Main.main function not found")
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};
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println!(" Main function found with {} blocks", main_func.blocks.len());
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// Simulate object file generation
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std::fs::write(output_path, b"Mock object file")?;
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println!(" ✅ Mock object file created");
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Ok(())
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}
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pub fn compile_and_execute(
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&mut self,
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mir_module: &MirModule,
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temp_path: &str,
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) -> Result<Box<dyn NyashBox>, String> {
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// Mock implementation - interprets MIR instructions to simulate execution
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println!("🚀 Mock LLVM Compile & Execute (MIR Interpreter Mode):");
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// 1. Mock object file generation
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let obj_path = format!("{}.o", temp_path);
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self.compile_module(mir_module, &obj_path)?;
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// 2. Find and execute main function
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let main_func = mir_module.functions.get("Main.main")
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.ok_or("Main.main function not found")?;
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println!(" ⚡ Interpreting MIR instructions...");
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// 3. Execute MIR instructions
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let result = self.interpret_function(main_func)?;
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// 4. Cleanup mock files
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let _ = std::fs::remove_file(&obj_path);
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Ok(result)
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}
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/// Interpret a MIR function by executing its instructions
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fn interpret_function(
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&mut self,
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func: &crate::mir::function::MirFunction,
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) -> Result<Box<dyn NyashBox>, String> {
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// Clear value storage
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self.values.clear();
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// For now, just execute the entry block
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if let Some(entry_block) = func.blocks.get(&0) {
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for inst in &entry_block.instructions {
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match inst {
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MirInstruction::Const { dst, value } => {
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let nyash_value = match value {
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ConstValue::Integer(i) => Box::new(IntegerBox::new(*i)) as Box<dyn NyashBox>,
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ConstValue::Float(f) => Box::new(FloatBox::new(*f)) as Box<dyn NyashBox>,
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ConstValue::String(s) => Box::new(StringBox::new(s.clone())) as Box<dyn NyashBox>,
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ConstValue::Bool(b) => Box::new(BoolBox::new(*b)) as Box<dyn NyashBox>,
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ConstValue::Null => Box::new(NullBox::new()) as Box<dyn NyashBox>,
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};
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self.values.insert(*dst, nyash_value);
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println!(" 📝 %{} = const {:?}", dst.0, value);
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}
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MirInstruction::BinOp { dst, op, lhs, rhs } => {
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// Get operands
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let left = self.values.get(lhs)
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.ok_or_else(|| format!("Value %{} not found", lhs.0))?;
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let right = self.values.get(rhs)
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.ok_or_else(|| format!("Value %{} not found", rhs.0))?;
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// Simple integer arithmetic for now
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if let (Some(l), Some(r)) = (left.as_any().downcast_ref::<IntegerBox>(),
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right.as_any().downcast_ref::<IntegerBox>()) {
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let result = match op {
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BinaryOp::Add => l.value() + r.value(),
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BinaryOp::Sub => l.value() - r.value(),
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BinaryOp::Mul => l.value() * r.value(),
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BinaryOp::Div => {
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if r.value() == 0 {
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return Err("Division by zero".to_string());
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}
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l.value() / r.value()
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}
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BinaryOp::Mod => l.value() % r.value(),
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};
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self.values.insert(*dst, Box::new(IntegerBox::new(result)));
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println!(" 📊 %{} = %{} {:?} %{} = {}", dst.0, lhs.0, op, rhs.0, result);
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} else {
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return Err("Binary operation on non-integer values not supported in mock".to_string());
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}
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}
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MirInstruction::Return { value } => {
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if let Some(val_id) = value {
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let result = self.values.get(val_id)
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.ok_or_else(|| format!("Return value %{} not found", val_id.0))?
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.clone_box();
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println!(" ✅ Returning value from %{}", val_id.0);
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return Ok(result);
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} else {
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println!(" ✅ Void return");
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return Ok(Box::new(IntegerBox::new(0)));
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}
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}
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_ => {
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// Other instructions not yet implemented
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println!(" ⚠️ Skipping instruction: {:?}", inst);
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}
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}
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}
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}
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// Default return
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Ok(Box::new(IntegerBox::new(0)))
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}
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}
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// Real implementation (when feature "llvm" is enabled)
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#[cfg(feature = "llvm")]
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use inkwell::context::Context;
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#[cfg(feature = "llvm")]
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use inkwell::{values::{BasicValueEnum, FloatValue, IntValue, PhiValue, FunctionValue, PointerValue}, types::{BasicTypeEnum, IntType, FloatType, PointerType}, AddressSpace};
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#[cfg(feature = "llvm")]
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use std::collections::HashMap as StdHashMap;
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#[cfg(feature = "llvm")]
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impl LLVMCompiler {
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pub fn new() -> Result<Self, String> {
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Ok(Self { values: HashMap::new() })
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}
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pub fn compile_module(
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&self,
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mir_module: &MirModule,
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output_path: &str,
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) -> Result<(), String> {
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let context = Context::create();
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let codegen = CodegenContext::new(&context, "nyash_module")?;
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// Lower only Main.main for now
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// Find entry function
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let func = if let Some((_n,f)) = mir_module.functions.iter().find(|(_n,f)| f.metadata.is_entry_point) {
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f
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} else if let Some(f) = mir_module.functions.get("Main.main") { f }
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else if let Some(f) = mir_module.functions.get("main") { f }
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else if let Some((_n,f)) = mir_module.functions.iter().next() { f }
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else { return Err("Main.main function not found in module".to_string()) };
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// Map MIR types to LLVM types
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fn map_type<'ctx>(ctx: &'ctx Context, ty: &crate::mir::MirType) -> Result<BasicTypeEnum<'ctx>, String> {
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Ok(match ty {
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crate::mir::MirType::Integer => ctx.i64_type().into(),
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crate::mir::MirType::Float => ctx.f64_type().into(),
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crate::mir::MirType::Bool => ctx.bool_type().into(),
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crate::mir::MirType::String => ctx.i8_type().ptr_type(inkwell::AddressSpace::from(0)).into(),
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crate::mir::MirType::Void => return Err("Void has no value type".to_string()),
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crate::mir::MirType::Box(_) => ctx.i8_type().ptr_type(inkwell::AddressSpace::from(0)).into(),
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crate::mir::MirType::Array(_) | crate::mir::MirType::Future(_) | crate::mir::MirType::Unknown => ctx.i8_type().ptr_type(inkwell::AddressSpace::from(0)).into(),
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})
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}
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// Load box type-id mapping from nyash.toml (for NewBox lowering)
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let mut box_type_ids: StdHashMap<String, i64> = StdHashMap::new();
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if let Ok(cfg) = std::fs::read_to_string("nyash.toml") {
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if let Ok(doc) = toml::from_str::<toml::Value>(&cfg) {
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if let Some(bt) = doc.get("box_types").and_then(|v| v.as_table()) {
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for (k, v) in bt {
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if let Some(id) = v.as_integer() { box_type_ids.insert(k.clone(), id as i64); }
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}
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}
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}
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}
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// Function type
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let ret_type = match func.signature.return_type {
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crate::mir::MirType::Void => None,
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ref t => Some(map_type(codegen.context, t)?),
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};
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let fn_type = match ret_type {
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Some(BasicTypeEnum::IntType(t)) => t.fn_type(&[], false),
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Some(BasicTypeEnum::FloatType(t)) => t.fn_type(&[], false),
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Some(BasicTypeEnum::PointerType(t)) => t.fn_type(&[], false),
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Some(_) => return Err("Unsupported return basic type".to_string()),
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None => codegen.context.void_type().fn_type(&[], false),
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};
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let llvm_func = codegen.module.add_function("ny_main", fn_type, None);
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// Create LLVM basic blocks: ensure entry is created first to be function entry
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let mut bb_map: StdHashMap<crate::mir::BasicBlockId, inkwell::basic_block::BasicBlock> = StdHashMap::new();
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let entry_first = func.entry_block;
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let entry_bb = codegen.context.append_basic_block(llvm_func, &format!("bb{}", entry_first.as_u32()));
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bb_map.insert(entry_first, entry_bb);
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for bid in func.block_ids() {
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if bid == entry_first { continue; }
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let name = format!("bb{}", bid.as_u32());
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let bb = codegen.context.append_basic_block(llvm_func, &name);
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bb_map.insert(bid, bb);
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}
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// Position at entry
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codegen.builder.position_at_end(entry_bb);
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// SSA value map
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let mut vmap: StdHashMap<ValueId, BasicValueEnum> = StdHashMap::new();
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// Helper ops
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fn as_int<'ctx>(v: BasicValueEnum<'ctx>) -> Option<IntValue<'ctx>> { if let BasicValueEnum::IntValue(iv) = v { Some(iv) } else { None } }
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fn as_float<'ctx>(v: BasicValueEnum<'ctx>) -> Option<FloatValue<'ctx>> { if let BasicValueEnum::FloatValue(fv) = v { Some(fv) } else { None } }
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fn to_bool<'ctx>(ctx: &'ctx Context, b: BasicValueEnum<'ctx>, builder: &inkwell::builder::Builder<'ctx>) -> Result<IntValue<'ctx>, String> {
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if let Some(bb) = as_int(b) {
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// If not i1, compare != 0
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if bb.get_type().get_bit_width() == 1 { Ok(bb) }
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else { Ok(builder.build_int_compare(inkwell::IntPredicate::NE, bb, bb.get_type().const_zero(), "tobool").map_err(|e| e.to_string())?) }
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} else if let Some(fv) = as_float(b) {
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let zero = fv.get_type().const_float(0.0);
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Ok(builder.build_float_compare(inkwell::FloatPredicate::ONE, fv, zero, "toboolf").map_err(|e| e.to_string())?)
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} else if let BasicValueEnum::PointerValue(pv) = b {
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let i64t = ctx.i64_type();
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let p2i = builder.build_ptr_to_int(pv, i64t, "p2i").map_err(|e| e.to_string())?;
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Ok(builder.build_int_compare(inkwell::IntPredicate::NE, p2i, i64t.const_zero(), "toboolp").map_err(|e| e.to_string())?)
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} else {
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Err("Unsupported value for boolean conversion".to_string())
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}
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}
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// Pre-create allocas for locals on demand (entry-only builder)
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let mut allocas: StdHashMap<ValueId, PointerValue> = StdHashMap::new();
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let mut entry_builder = codegen.context.create_builder();
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entry_builder.position_at_end(entry_bb);
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// Helper: map MirType to LLVM basic type (value type)
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fn map_mirtype_to_basic<'ctx>(ctx: &'ctx Context, ty: &crate::mir::MirType) -> BasicTypeEnum<'ctx> {
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match ty {
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crate::mir::MirType::Integer => ctx.i64_type().into(),
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crate::mir::MirType::Float => ctx.f64_type().into(),
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crate::mir::MirType::Bool => ctx.bool_type().into(),
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crate::mir::MirType::String => ctx.i8_type().ptr_type(AddressSpace::from(0)).into(),
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crate::mir::MirType::Box(_) | crate::mir::MirType::Array(_) | crate::mir::MirType::Future(_) | crate::mir::MirType::Unknown => ctx.i8_type().ptr_type(AddressSpace::from(0)).into(),
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crate::mir::MirType::Void => ctx.i64_type().into(), // avoid void as a value type; default to i64
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}
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}
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// Helper: create (or get) an alloca for a given pointer-typed SSA value id
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let mut alloca_elem_types: StdHashMap<ValueId, BasicTypeEnum> = StdHashMap::new();
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// Pre-create PHI nodes for all blocks (so we can add incoming from predecessors)
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let mut phis_by_block: StdHashMap<crate::mir::BasicBlockId, Vec<(ValueId, PhiValue, Vec<(crate::mir::BasicBlockId, ValueId)>)>> = StdHashMap::new();
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for bid in func.block_ids() {
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let bb = *bb_map.get(&bid).ok_or("missing bb in map")?;
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// Position at start of the block (no instructions emitted yet)
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codegen.builder.position_at_end(bb);
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let block = func.blocks.get(&bid).unwrap();
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for inst in block.instructions.iter().take_while(|i| matches!(i, MirInstruction::Phi { .. })) {
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if let MirInstruction::Phi { dst, inputs } = inst {
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// Decide PHI type: prefer annotated value type; fallback to first input's annotated type; finally i64
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let mut phi_ty: Option<BasicTypeEnum> = None;
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if let Some(mt) = func.metadata.value_types.get(dst) {
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phi_ty = Some(map_mirtype_to_basic(codegen.context, mt));
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} else if let Some((_, iv)) = inputs.first() {
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if let Some(mt) = func.metadata.value_types.get(iv) {
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phi_ty = Some(map_mirtype_to_basic(codegen.context, mt));
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}
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}
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let phi_ty = phi_ty.unwrap_or_else(|| codegen.context.i64_type().into());
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let phi = codegen.builder.build_phi(phi_ty, &format!("phi_{}", dst.as_u32())).map_err(|e| e.to_string())?;
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vmap.insert(*dst, phi.as_basic_value());
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phis_by_block.entry(bid).or_default().push((*dst, phi, inputs.clone()));
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}
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}
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}
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// Lower in block order
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for bid in func.block_ids() {
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let bb = *bb_map.get(&bid).unwrap();
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if codegen.builder.get_insert_block().map(|b| b != bb).unwrap_or(true) {
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codegen.builder.position_at_end(bb);
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}
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let block = func.blocks.get(&bid).unwrap();
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for inst in &block.instructions {
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match inst {
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MirInstruction::NewBox { dst, box_type, args } => {
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match (box_type.as_str(), args.len()) {
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("StringBox", 1) => {
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// Pass-through: if arg was built as Const String, its lowering produced i8* already
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let av = *vmap.get(&args[0]).ok_or("StringBox arg missing")?;
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vmap.insert(*dst, av);
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}
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("IntegerBox", 1) => {
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// Pass-through integer payload as i64
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let av = *vmap.get(&args[0]).ok_or("IntegerBox arg missing")?;
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vmap.insert(*dst, av);
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}
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// Minimal birth_i64 path for 1-2 args (i64 or handle-as-i64)
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(_, n) if n == 1 || n == 2 => {
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let type_id = *box_type_ids.get(box_type).unwrap_or(&0);
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let i64t = codegen.context.i64_type();
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let fnty = i64t.fn_type(&[i64t.into(), i64t.into(), i64t.into(), i64t.into()], false);
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let callee = codegen.module.get_function("nyash.box.birth_i64").unwrap_or_else(|| codegen.module.add_function("nyash.box.birth_i64", fnty, None));
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// argc
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let argc = i64t.const_int(args.len() as u64, false);
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// a1/a2 as i64
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let mut a1 = i64t.const_zero();
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let mut a2 = i64t.const_zero();
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if args.len() >= 1 {
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let v = *vmap.get(&args[0]).ok_or("newbox arg[0] missing")?;
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a1 = match v {
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BasicValueEnum::IntValue(iv) => iv,
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BasicValueEnum::PointerValue(pv) => codegen.builder.build_ptr_to_int(pv, i64t, "arg0_p2i").map_err(|e| e.to_string())?,
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_ => return Err("newbox arg[0]: unsupported type (expect int or handle ptr)".to_string()),
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};
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}
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if args.len() >= 2 {
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let v = *vmap.get(&args[1]).ok_or("newbox arg[1] missing")?;
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a2 = match v {
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BasicValueEnum::IntValue(iv) => iv,
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BasicValueEnum::PointerValue(pv) => codegen.builder.build_ptr_to_int(pv, i64t, "arg1_p2i").map_err(|e| e.to_string())?,
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_ => return Err("newbox arg[1]: unsupported type (expect int or handle ptr)".to_string()),
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};
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}
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let tid = i64t.const_int(type_id as u64, true);
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let call = codegen.builder.build_call(callee, &[tid.into(), argc.into(), a1.into(), a2.into()], "birth_i64").map_err(|e| e.to_string())?;
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let h = call.try_as_basic_value().left().ok_or("birth_i64 returned void".to_string())?.into_int_value();
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let pty = codegen.context.i8_type().ptr_type(AddressSpace::from(0));
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let ptr = codegen.builder.build_int_to_ptr(h, pty, "handle_to_ptr").map_err(|e| e.to_string())?;
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vmap.insert(*dst, ptr.into());
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}
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_ => {
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// No-arg birth via central type registry
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if !args.is_empty() {
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return Err("NewBox with >2 args not yet supported in LLVM lowering".to_string());
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}
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let type_id = *box_type_ids.get(box_type).unwrap_or(&0);
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let i64t = codegen.context.i64_type();
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|
// declare i64 @nyash.box.birth_h(i64)
|
|
let fn_ty = i64t.fn_type(&[i64t.into()], false);
|
|
let callee = codegen.module.get_function("nyash.box.birth_h").unwrap_or_else(|| codegen.module.add_function("nyash.box.birth_h", fn_ty, None));
|
|
let tid = i64t.const_int(type_id as u64, true);
|
|
let call = codegen.builder.build_call(callee, &[tid.into()], "birth").map_err(|e| e.to_string())?;
|
|
// Handle is i64; represent Box as opaque i8* via inttoptr
|
|
let h_i64 = call.try_as_basic_value().left().ok_or("birth_h returned void".to_string())?.into_int_value();
|
|
let pty = codegen.context.i8_type().ptr_type(AddressSpace::from(0));
|
|
let ptr = codegen.builder.build_int_to_ptr(h_i64, pty, "handle_to_ptr").map_err(|e| e.to_string())?;
|
|
vmap.insert(*dst, ptr.into());
|
|
}
|
|
}
|
|
}
|
|
MirInstruction::Const { dst, value } => {
|
|
let bval = match value {
|
|
ConstValue::Integer(i) => codegen.context.i64_type().const_int(*i as u64, true).into(),
|
|
ConstValue::Float(f) => codegen.context.f64_type().const_float(*f).into(),
|
|
ConstValue::Bool(b) => codegen.context.bool_type().const_int(*b as u64, false).into(),
|
|
ConstValue::String(s) => {
|
|
let gv = codegen.builder.build_global_string_ptr(s, "str").map_err(|e| e.to_string())?;
|
|
let len = codegen.context.i32_type().const_int(s.len() as u64, false);
|
|
// declare i8* @nyash_string_new(i8*, i32)
|
|
let rt = codegen.context.i8_type().ptr_type(inkwell::AddressSpace::from(0));
|
|
let fn_ty = rt.fn_type(&[codegen.context.i8_type().ptr_type(inkwell::AddressSpace::from(0)).into(), codegen.context.i32_type().into()], false);
|
|
let callee = codegen.module.get_function("nyash_string_new").unwrap_or_else(|| codegen.module.add_function("nyash_string_new", fn_ty, None));
|
|
let call = codegen.builder.build_call(callee, &[gv.as_pointer_value().into(), len.into()], "strnew").map_err(|e| e.to_string())?;
|
|
call.try_as_basic_value().left().ok_or("nyash_string_new returned void".to_string())?
|
|
}
|
|
ConstValue::Null => codegen.context.i8_type().ptr_type(inkwell::AddressSpace::from(0)).const_zero().into(),
|
|
ConstValue::Void => return Err("Const Void unsupported".to_string()),
|
|
};
|
|
vmap.insert(*dst, bval);
|
|
}
|
|
MirInstruction::BoxCall { dst, box_val, method, method_id, args, effects: _ } => {
|
|
let i64t = codegen.context.i64_type();
|
|
// Receiver handle (i64)
|
|
let recv_v = *vmap.get(box_val).ok_or("box receiver missing")?;
|
|
let recv_p = if let BasicValueEnum::PointerValue(pv) = recv_v { pv } else { return Err("box receiver must be pointer".to_string()); };
|
|
let recv_h = codegen.builder.build_ptr_to_int(recv_p, i64t, "recv_p2i").map_err(|e| e.to_string())?;
|
|
// Resolve type_id from metadata (Box("Type")) via nyash.toml
|
|
let type_id: i64 = if let Some(crate::mir::MirType::Box(bname)) = func.metadata.value_types.get(box_val) {
|
|
*box_type_ids.get(bname).unwrap_or(&0)
|
|
} else if let Some(crate::mir::MirType::String) = func.metadata.value_types.get(box_val) {
|
|
*box_type_ids.get("StringBox").unwrap_or(&0)
|
|
} else { 0 };
|
|
|
|
// Special-case ArrayBox get/set until general by-id is widely annotated
|
|
if let Some(crate::mir::MirType::Box(bname)) = func.metadata.value_types.get(box_val) {
|
|
if bname == "ArrayBox" && (method == "get" || method == "set") {
|
|
match method.as_str() {
|
|
"get" => {
|
|
if args.len() != 1 { return Err("ArrayBox.get expects 1 arg".to_string()); }
|
|
let idx_v = *vmap.get(&args[0]).ok_or("array.get index missing")?;
|
|
let idx_i = if let BasicValueEnum::IntValue(iv) = idx_v { iv } else { return Err("array.get index must be int".to_string()); };
|
|
let fnty = i64t.fn_type(&[i64t.into(), i64t.into()], false);
|
|
let callee = codegen.module.get_function("nyash_array_get_h").unwrap_or_else(|| codegen.module.add_function("nyash_array_get_h", fnty, None));
|
|
let call = codegen.builder.build_call(callee, &[recv_h.into(), idx_i.into()], "aget").map_err(|e| e.to_string())?;
|
|
if let Some(d) = dst { let rv = call.try_as_basic_value().left().ok_or("array_get_h returned void".to_string())?; vmap.insert(*d, rv); }
|
|
return Ok(());
|
|
}
|
|
"set" => {
|
|
if args.len() != 2 { return Err("ArrayBox.set expects 2 arg".to_string()); }
|
|
let idx_v = *vmap.get(&args[0]).ok_or("array.set index missing")?;
|
|
let val_v = *vmap.get(&args[1]).ok_or("array.set value missing")?;
|
|
let idx_i = if let BasicValueEnum::IntValue(iv) = idx_v { iv } else { return Err("array.set index must be int".to_string()); };
|
|
let val_i = if let BasicValueEnum::IntValue(iv) = val_v { iv } else { return Err("array.set value must be int".to_string()); };
|
|
let fnty = i64t.fn_type(&[i64t.into(), i64t.into(), i64t.into()], false);
|
|
let callee = codegen.module.get_function("nyash_array_set_h").unwrap_or_else(|| codegen.module.add_function("nyash_array_set_h", fnty, None));
|
|
let _ = codegen.builder.build_call(callee, &[recv_h.into(), idx_i.into(), val_i.into()], "aset").map_err(|e| e.to_string())?;
|
|
return Ok(());
|
|
}
|
|
_ => {}
|
|
}
|
|
}
|
|
}
|
|
|
|
// General by-id invoke when method_id is available
|
|
if let Some(mid) = method_id {
|
|
// Prepare up to 2 args for now (extend later)
|
|
let argc_val = i64t.const_int(args.len() as u64, false);
|
|
let mut a1 = i64t.const_zero();
|
|
let mut a2 = i64t.const_zero();
|
|
let mut get_i64 = |vid: ValueId| -> Result<inkwell::values::IntValue, String> {
|
|
let v = *vmap.get(&vid).ok_or("arg missing")?;
|
|
Ok(match v {
|
|
BasicValueEnum::IntValue(iv) => iv,
|
|
BasicValueEnum::PointerValue(pv) => codegen.builder.build_ptr_to_int(pv, i64t, "p2i").map_err(|e| e.to_string())?,
|
|
_ => return Err("unsupported arg value (expect int or handle ptr)".to_string()),
|
|
})
|
|
};
|
|
if args.len() >= 1 { a1 = get_i64(args[0])?; }
|
|
if args.len() >= 2 { a2 = get_i64(args[1])?; }
|
|
// declare i64 @nyash_plugin_invoke3_i64(i64 type_id, i64 method_id, i64 argc, i64 a0, i64 a1, i64 a2)
|
|
let fnty = i64t.fn_type(&[i64t.into(), i64t.into(), i64t.into(), i64t.into(), i64t.into(), i64t.into()], false);
|
|
let callee = codegen.module.get_function("nyash_plugin_invoke3_i64").unwrap_or_else(|| codegen.module.add_function("nyash_plugin_invoke3_i64", fnty, None));
|
|
let tid = i64t.const_int(type_id as u64, true);
|
|
let midv = i64t.const_int((*mid) as u64, false);
|
|
let call = codegen.builder.build_call(callee, &[tid.into(), midv.into(), argc_val.into(), recv_h.into(), a1.into(), a2.into()], "pinvoke").map_err(|e| e.to_string())?;
|
|
if let Some(d) = dst {
|
|
let rv = call.try_as_basic_value().left().ok_or("invoke3_i64 returned void".to_string())?;
|
|
// Decide return lowering by dst annotated type
|
|
if let Some(mt) = func.metadata.value_types.get(d) {
|
|
match mt {
|
|
crate::mir::MirType::Integer | crate::mir::MirType::Bool => { vmap.insert(*d, rv); }
|
|
crate::mir::MirType::Box(_) | crate::mir::MirType::String | crate::mir::MirType::Array(_) | crate::mir::MirType::Future(_) | crate::mir::MirType::Unknown => {
|
|
// rv is i64 handle; convert to i8*
|
|
let h = if let BasicValueEnum::IntValue(iv) = rv { iv } else { return Err("invoke ret expected i64".to_string()); };
|
|
let pty = codegen.context.i8_type().ptr_type(AddressSpace::from(0));
|
|
let ptr = codegen.builder.build_int_to_ptr(h, pty, "ret_handle_to_ptr").map_err(|e| e.to_string())?;
|
|
vmap.insert(*d, ptr.into());
|
|
}
|
|
_ => { vmap.insert(*d, rv); }
|
|
}
|
|
} else {
|
|
vmap.insert(*d, rv);
|
|
}
|
|
}
|
|
} else {
|
|
return Err("BoxCall without method_id not supported in by-id path (enable by-name wrapper if needed)".to_string());
|
|
}
|
|
}
|
|
MirInstruction::ExternCall { dst, iface_name, method_name, args, effects: _ } => {
|
|
// Minimal: map console.log / debug.trace to libc puts
|
|
if (iface_name == "env.console" && method_name == "log") || (iface_name == "env.debug" && method_name == "trace") {
|
|
if args.len() != 1 { return Err("console.log/debug.trace expect 1 arg (string)".to_string()); }
|
|
let av = *vmap.get(&args[0]).ok_or("extern arg missing")?;
|
|
let sp = if let BasicValueEnum::PointerValue(pv) = av { pv } else { return Err("extern arg must be string pointer".to_string()); };
|
|
// declare i32 @puts(i8*)
|
|
let i8p = codegen.context.i8_type().ptr_type(AddressSpace::from(0));
|
|
let puts_ty = codegen.context.i32_type().fn_type(&[i8p.into()], false);
|
|
let puts = codegen.module.get_function("puts").unwrap_or_else(|| codegen.module.add_function("puts", puts_ty, None));
|
|
let _ = codegen.builder.build_call(puts, &[sp.into()], "puts").map_err(|e| e.to_string())?;
|
|
if let Some(d) = dst { vmap.insert(*d, codegen.context.i64_type().const_zero().into()); }
|
|
} else {
|
|
return Err("ExternCall lowering supports only env.console.log/env.debug.trace in 11.2 minimal".to_string());
|
|
}
|
|
}
|
|
MirInstruction::UnaryOp { dst, op, operand } => {
|
|
let v = *vmap.get(operand).ok_or("operand missing")?;
|
|
let out = match op {
|
|
UnaryOp::Neg => {
|
|
if let Some(iv) = as_int(v) { codegen.builder.build_int_neg(iv, "ineg").map_err(|e| e.to_string())?.into() }
|
|
else if let Some(fv) = as_float(v) { codegen.builder.build_float_neg(fv, "fneg").map_err(|e| e.to_string())?.into() }
|
|
else { return Err("neg on non-number".to_string()) }
|
|
}
|
|
UnaryOp::Not | UnaryOp::BitNot => {
|
|
if let Some(iv) = as_int(v) { codegen.builder.build_not(iv, "inot").map_err(|e| e.to_string())?.into() }
|
|
else { return Err("not on non-int".to_string()) }
|
|
}
|
|
};
|
|
vmap.insert(*dst, out);
|
|
}
|
|
MirInstruction::BinOp { dst, op, lhs, rhs } => {
|
|
let lv = *vmap.get(lhs).ok_or("lhs missing")?;
|
|
let rv = *vmap.get(rhs).ok_or("rhs missing")?;
|
|
let out = if let (Some(li), Some(ri)) = (as_int(lv), as_int(rv)) {
|
|
use crate::mir::BinaryOp as B;
|
|
match op {
|
|
B::Add => codegen.builder.build_int_add(li, ri, "iadd").map_err(|e| e.to_string())?.into(),
|
|
B::Sub => codegen.builder.build_int_sub(li, ri, "isub").map_err(|e| e.to_string())?.into(),
|
|
B::Mul => codegen.builder.build_int_mul(li, ri, "imul").map_err(|e| e.to_string())?.into(),
|
|
B::Div => codegen.builder.build_int_signed_div(li, ri, "idiv").map_err(|e| e.to_string())?.into(),
|
|
B::Mod => codegen.builder.build_int_signed_rem(li, ri, "imod").map_err(|e| e.to_string())?.into(),
|
|
B::BitAnd => codegen.builder.build_and(li, ri, "iand").map_err(|e| e.to_string())?.into(),
|
|
B::BitOr => codegen.builder.build_or(li, ri, "ior").map_err(|e| e.to_string())?.into(),
|
|
B::BitXor => codegen.builder.build_xor(li, ri, "ixor").map_err(|e| e.to_string())?.into(),
|
|
B::Shl => codegen.builder.build_left_shift(li, ri, "ishl").map_err(|e| e.to_string())?.into(),
|
|
B::Shr => codegen.builder.build_right_shift(li, ri, false, "ishr").map_err(|e| e.to_string())?.into(),
|
|
B::And | B::Or => {
|
|
// Treat as logical on integers: convert to i1 and and/or
|
|
let lb = to_bool(codegen.context, li.into(), &codegen.builder)?;
|
|
let rb = to_bool(codegen.context, ri.into(), &codegen.builder)?;
|
|
match op {
|
|
B::And => codegen.builder.build_and(lb, rb, "land").map_err(|e| e.to_string())?.into(),
|
|
_ => codegen.builder.build_or(lb, rb, "lor").map_err(|e| e.to_string())?.into(),
|
|
}
|
|
}
|
|
}
|
|
} else if let (Some(lf), Some(rf)) = (as_float(lv), as_float(rv)) {
|
|
use crate::mir::BinaryOp as B;
|
|
match op {
|
|
B::Add => codegen.builder.build_float_add(lf, rf, "fadd").map_err(|e| e.to_string())?.into(),
|
|
B::Sub => codegen.builder.build_float_sub(lf, rf, "fsub").map_err(|e| e.to_string())?.into(),
|
|
B::Mul => codegen.builder.build_float_mul(lf, rf, "fmul").map_err(|e| e.to_string())?.into(),
|
|
B::Div => codegen.builder.build_float_div(lf, rf, "fdiv").map_err(|e| e.to_string())?.into(),
|
|
B::Mod => return Err("fmod not supported yet".to_string()),
|
|
_ => return Err("bit/logic ops on float".to_string()),
|
|
}
|
|
} else {
|
|
return Err("binop type mismatch".to_string());
|
|
};
|
|
vmap.insert(*dst, out);
|
|
}
|
|
MirInstruction::Compare { dst, op, lhs, rhs } => {
|
|
let lv = *vmap.get(lhs).ok_or("lhs missing")?;
|
|
let rv = *vmap.get(rhs).ok_or("rhs missing")?;
|
|
let out = if let (Some(li), Some(ri)) = (as_int(lv), as_int(rv)) {
|
|
use crate::mir::CompareOp as C;
|
|
let pred = match op { C::Eq=>inkwell::IntPredicate::EQ, C::Ne=>inkwell::IntPredicate::NE, C::Lt=>inkwell::IntPredicate::SLT, C::Le=>inkwell::IntPredicate::SLE, C::Gt=>inkwell::IntPredicate::SGT, C::Ge=>inkwell::IntPredicate::SGE };
|
|
codegen.builder.build_int_compare(pred, li, ri, "icmp").map_err(|e| e.to_string())?.into()
|
|
} else if let (Some(lf), Some(rf)) = (as_float(lv), as_float(rv)) {
|
|
use crate::mir::CompareOp as C;
|
|
let pred = match op { C::Eq=>inkwell::FloatPredicate::OEQ, C::Ne=>inkwell::FloatPredicate::ONE, C::Lt=>inkwell::FloatPredicate::OLT, C::Le=>inkwell::FloatPredicate::OLE, C::Gt=>inkwell::FloatPredicate::OGT, C::Ge=>inkwell::FloatPredicate::OGE };
|
|
codegen.builder.build_float_compare(pred, lf, rf, "fcmp").map_err(|e| e.to_string())?.into()
|
|
} else {
|
|
return Err("compare type mismatch".to_string());
|
|
};
|
|
vmap.insert(*dst, out);
|
|
}
|
|
MirInstruction::Store { value, ptr } => {
|
|
let val = *vmap.get(value).ok_or("store value missing")?;
|
|
// Determine or create the alloca for this ptr, using current value type
|
|
let elem_ty = match val {
|
|
BasicValueEnum::IntValue(iv) => BasicTypeEnum::IntType(iv.get_type()),
|
|
BasicValueEnum::FloatValue(fv) => BasicTypeEnum::FloatType(fv.get_type()),
|
|
BasicValueEnum::PointerValue(pv) => BasicTypeEnum::PointerType(pv.get_type()),
|
|
_ => return Err("unsupported store value type".to_string()),
|
|
};
|
|
if let Some(existing) = allocas.get(ptr).copied() {
|
|
// If types mismatch (e.g., i1 vs i64), try simple widen/narrow for ints; pointer->pointer cast
|
|
let existing_elem = *alloca_elem_types.get(ptr).ok_or("alloca elem type missing")?;
|
|
if existing_elem != elem_ty {
|
|
match (val, existing_elem) {
|
|
(BasicValueEnum::IntValue(iv), BasicTypeEnum::IntType(t)) => {
|
|
let bw_src = iv.get_type().get_bit_width();
|
|
let bw_dst = t.get_bit_width();
|
|
if bw_src < bw_dst {
|
|
let adj = codegen.builder.build_int_z_extend(iv, t, "zext").map_err(|e| e.to_string())?;
|
|
codegen.builder.build_store(existing, adj).map_err(|e| e.to_string())?;
|
|
} else if bw_src > bw_dst {
|
|
let adj = codegen.builder.build_int_truncate(iv, t, "trunc").map_err(|e| e.to_string())?;
|
|
codegen.builder.build_store(existing, adj).map_err(|e| e.to_string())?;
|
|
} else {
|
|
codegen.builder.build_store(existing, iv).map_err(|e| e.to_string())?;
|
|
}
|
|
}
|
|
(BasicValueEnum::PointerValue(pv), BasicTypeEnum::PointerType(pt)) => {
|
|
let adj = codegen.builder.build_pointer_cast(pv, pt, "pcast").map_err(|e| e.to_string())?;
|
|
codegen.builder.build_store(existing, adj).map_err(|e| e.to_string())?;
|
|
}
|
|
(BasicValueEnum::FloatValue(fv), BasicTypeEnum::FloatType(ft)) => {
|
|
if fv.get_type() == ft { codegen.builder.build_store(existing, fv).map_err(|e| e.to_string())?; }
|
|
else { return Err("float width mismatch in store".to_string()); }
|
|
}
|
|
_ => return Err("store type mismatch".to_string()),
|
|
};
|
|
} else {
|
|
match val {
|
|
BasicValueEnum::IntValue(iv) => { codegen.builder.build_store(existing, iv).map_err(|e| e.to_string())?; },
|
|
BasicValueEnum::FloatValue(fv) => { codegen.builder.build_store(existing, fv).map_err(|e| e.to_string())?; },
|
|
BasicValueEnum::PointerValue(pv) => { codegen.builder.build_store(existing, pv).map_err(|e| e.to_string())?; },
|
|
_ => return Err("unsupported store value type".to_string()),
|
|
}
|
|
}
|
|
} else {
|
|
// Create new alloca at entry
|
|
let slot = entry_builder
|
|
.build_alloca(elem_ty, &format!("slot_{}", ptr.as_u32()))
|
|
.map_err(|e| e.to_string())?;
|
|
// Initialize to zero/null
|
|
let zero_val: BasicValueEnum = match elem_ty {
|
|
BasicTypeEnum::IntType(t) => t.const_zero().into(),
|
|
BasicTypeEnum::FloatType(t) => t.const_float(0.0).into(),
|
|
BasicTypeEnum::PointerType(t) => t.const_zero().into(),
|
|
_ => return Err("Unsupported alloca element type".to_string()),
|
|
};
|
|
entry_builder.build_store(slot, zero_val).map_err(|e| e.to_string())?;
|
|
allocas.insert(*ptr, slot);
|
|
alloca_elem_types.insert(*ptr, elem_ty);
|
|
match val {
|
|
BasicValueEnum::IntValue(iv) => { codegen.builder.build_store(slot, iv).map_err(|e| e.to_string())?; },
|
|
BasicValueEnum::FloatValue(fv) => { codegen.builder.build_store(slot, fv).map_err(|e| e.to_string())?; },
|
|
BasicValueEnum::PointerValue(pv) => { codegen.builder.build_store(slot, pv).map_err(|e| e.to_string())?; },
|
|
_ => return Err("unsupported store value type".to_string()),
|
|
}
|
|
}
|
|
}
|
|
MirInstruction::Load { dst, ptr } => {
|
|
// Ensure alloca exists; if not, try to infer from annotated dst type, else default i64
|
|
let (slot, elem_ty) = if let Some(p) = allocas.get(ptr).copied() {
|
|
let ety = *alloca_elem_types.get(ptr).ok_or("alloca elem type missing")?;
|
|
(p, ety)
|
|
} else {
|
|
let elem_ty = if let Some(mt) = func.metadata.value_types.get(dst) {
|
|
map_mirtype_to_basic(codegen.context, mt)
|
|
} else {
|
|
codegen.context.i64_type().into()
|
|
};
|
|
// Create new alloca at entry
|
|
let slot = entry_builder
|
|
.build_alloca(elem_ty, &format!("slot_{}", ptr.as_u32()))
|
|
.map_err(|e| e.to_string())?;
|
|
let zero_val: BasicValueEnum = match elem_ty {
|
|
BasicTypeEnum::IntType(t) => t.const_zero().into(),
|
|
BasicTypeEnum::FloatType(t) => t.const_float(0.0).into(),
|
|
BasicTypeEnum::PointerType(t) => t.const_zero().into(),
|
|
_ => return Err("Unsupported alloca element type".to_string()),
|
|
};
|
|
entry_builder.build_store(slot, zero_val).map_err(|e| e.to_string())?;
|
|
allocas.insert(*ptr, slot);
|
|
alloca_elem_types.insert(*ptr, elem_ty);
|
|
(slot, elem_ty)
|
|
};
|
|
let lv = codegen.builder.build_load(elem_ty, slot, &format!("load_{}", dst.as_u32())).map_err(|e| e.to_string())?;
|
|
vmap.insert(*dst, lv);
|
|
}
|
|
MirInstruction::Phi { .. } => {
|
|
// Already created in pre-pass; nothing to do here.
|
|
}
|
|
_ => { /* ignore other ops for 11.1 */ }
|
|
}
|
|
}
|
|
if let Some(term) = &block.terminator {
|
|
match term {
|
|
MirInstruction::Return { value } => {
|
|
match (&func.signature.return_type, value) {
|
|
(crate::mir::MirType::Void, _) => { codegen.builder.build_return(None).unwrap(); }
|
|
(ref t, Some(vid)) => {
|
|
let v = *vmap.get(vid).ok_or("ret value missing")?;
|
|
// Trust SSA type to match declared return type for now
|
|
codegen.builder.build_return(Some(&v)).map_err(|e| e.to_string())?;
|
|
}
|
|
(_t, None) => return Err("non-void function missing return value".to_string()),
|
|
}
|
|
}
|
|
MirInstruction::Jump { target } => {
|
|
// Wire phi incoming for target
|
|
if let Some(list) = phis_by_block.get(target) {
|
|
for (_dst, phi, inputs) in list {
|
|
if let Some((_, in_vid)) = inputs.iter().find(|(pred, _)| pred == &bid) {
|
|
let val = *vmap.get(in_vid).ok_or("phi incoming value missing")?;
|
|
let pred_bb = *bb_map.get(&bid).ok_or("pred bb missing")?;
|
|
match val {
|
|
BasicValueEnum::IntValue(iv) => phi.add_incoming(&[(&iv, pred_bb)]),
|
|
BasicValueEnum::FloatValue(fv) => phi.add_incoming(&[(&fv, pred_bb)]),
|
|
BasicValueEnum::PointerValue(pv) => phi.add_incoming(&[(&pv, pred_bb)]),
|
|
_ => return Err("unsupported phi incoming value".to_string()),
|
|
}
|
|
}
|
|
}
|
|
}
|
|
let tbb = *bb_map.get(target).ok_or("target bb missing")?;
|
|
codegen.builder.build_unconditional_branch(tbb).map_err(|e| e.to_string())?;
|
|
}
|
|
MirInstruction::Branch { condition, then_bb, else_bb } => {
|
|
let cond_v = *vmap.get(condition).ok_or("cond missing")?;
|
|
let b = to_bool(codegen.context, cond_v, &codegen.builder)?;
|
|
// Wire phi incoming for both successors
|
|
if let Some(list) = phis_by_block.get(then_bb) {
|
|
for (_dst, phi, inputs) in list {
|
|
if let Some((_, in_vid)) = inputs.iter().find(|(pred, _)| pred == &bid) {
|
|
let val = *vmap.get(in_vid).ok_or("phi incoming (then) value missing")?;
|
|
let pred_bb = *bb_map.get(&bid).ok_or("pred bb missing")?;
|
|
match val {
|
|
BasicValueEnum::IntValue(iv) => phi.add_incoming(&[(&iv, pred_bb)]),
|
|
BasicValueEnum::FloatValue(fv) => phi.add_incoming(&[(&fv, pred_bb)]),
|
|
BasicValueEnum::PointerValue(pv) => phi.add_incoming(&[(&pv, pred_bb)]),
|
|
_ => return Err("unsupported phi incoming value (then)".to_string()),
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if let Some(list) = phis_by_block.get(else_bb) {
|
|
for (_dst, phi, inputs) in list {
|
|
if let Some((_, in_vid)) = inputs.iter().find(|(pred, _)| pred == &bid) {
|
|
let val = *vmap.get(in_vid).ok_or("phi incoming (else) value missing")?;
|
|
let pred_bb = *bb_map.get(&bid).ok_or("pred bb missing")?;
|
|
match val {
|
|
BasicValueEnum::IntValue(iv) => phi.add_incoming(&[(&iv, pred_bb)]),
|
|
BasicValueEnum::FloatValue(fv) => phi.add_incoming(&[(&fv, pred_bb)]),
|
|
BasicValueEnum::PointerValue(pv) => phi.add_incoming(&[(&pv, pred_bb)]),
|
|
_ => return Err("unsupported phi incoming value (else)".to_string()),
|
|
}
|
|
}
|
|
}
|
|
}
|
|
let tbb = *bb_map.get(then_bb).ok_or("then bb missing")?;
|
|
let ebb = *bb_map.get(else_bb).ok_or("else bb missing")?;
|
|
codegen.builder.build_conditional_branch(b, tbb, ebb).map_err(|e| e.to_string())?;
|
|
}
|
|
_ => {}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Verify and emit
|
|
if !llvm_func.verify(true) {
|
|
return Err("Function verification failed".to_string());
|
|
}
|
|
codegen.target_machine.write_to_file(&codegen.module, inkwell::targets::FileType::Object, output_path.as_ref()).map_err(|e| format!("Failed to write object file: {}", e))?;
|
|
Ok(())
|
|
}
|
|
|
|
pub fn compile_and_execute(
|
|
&mut self,
|
|
mir_module: &MirModule,
|
|
temp_path: &str,
|
|
) -> Result<Box<dyn NyashBox>, String> {
|
|
let obj_path = format!("{}.o", temp_path);
|
|
self.compile_module(mir_module, &obj_path)?;
|
|
// For now, return 0 as IntegerBox (skeleton)
|
|
Ok(Box::new(IntegerBox::new(0)))
|
|
}
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
use super::*;
|
|
|
|
#[test]
|
|
fn test_compiler_creation() {
|
|
let compiler = LLVMCompiler::new();
|
|
assert!(compiler.is_ok());
|
|
}
|
|
}
|