LoadExpression + more CodeGen

src/AST/CodeGenVisitor.cpp

@@ -14,9 +14,42 @@ void CodeGenVisitor::visit(AssignmentExpression* e) {
 }
 
 void CodeGenVisitor::visit(BinOpExpression* e) {
+	e->getLeftExp()->accept(this);
+	llvm::Value* lhs = value_;
+	e->getRightExp()->accept(this);
+	llvm::Value* rhs = value_;
+
+	if ((!lhs) || (!rhs)) {
+		// TODO error
+		return;
+	}
+
+//	switch (e->getOp()) {
+//	case "+":
+		value_ = builder_->CreateAdd(lhs, rhs, "addtmp");
+//		break;
+//	case "-":
+//		value_ = builder_->CreateSub(lhs, rhs, "subtmp");
+//		break;
+//	case "*":
+//		value_ = builder_->CreateMul(lhs, rhs, "multmp");
+//		break;
+//	case "/":
+//		value_ = builder_->CreateSDiv(lhs, rhs, "divtmp");
+//		break;
+//	case "==":
+//		value_ = builder_->CreateICmpEQ(lhs, rhs, "eqtmp");
+//		break;
+//	default:
+//		// TODO error
+//		break;
+//	}
+
+	value_->dump();
 }
 
 void CodeGenVisitor::visit(ConstantExpression* e) {
+	value_ = llvm::ConstantInt::get(llvm::getGlobalContext(), llvm::APInt(32, e->getValue(), 10));
 }
 
 void CodeGenVisitor::visit(ExpressionStatement* e) {
@@ -57,3 +90,13 @@ void CodeGenVisitor::visit(ValueList* e) {
 
 void CodeGenVisitor::visit(VariableDefinition* e) {
 }
+
+void CodeGenVisitor::visit(LoadExpression *e) {
+}
+
+void CodeGenVisitor::createAnonymousFunction() {
+	if (value_) {
+		value_->dump();
+	}
+	// TODO implement
+}

src/AST/LoadExpression.cpp

@@ -0,0 +1,19 @@
+#include "AST/LoadExpression.h"
+#include "AST/ASTVisitor.h"
+
+
+LoadExpression::LoadExpression(std::string id): id_(id) {
+	//
+}
+
+LoadExpression::~LoadExpression() {
+	//
+}
+
+void LoadExpression::accept(ASTVisitor *visitor) {
+	visitor->visit(this);
+}
+
+std::string LoadExpression::getId() {
+	return id_;
+}

src/AST/PrintVisitor.cpp

@@ -194,6 +194,15 @@ void PrintVisitor::visit(VariableDefinition* e) {
 	level_--;
 }
 
+void PrintVisitor::visit(LoadExpression *e) {
+	println("LoadExpression");
+	level_++;
+	std::stringstream ss;
+	ss << "Name: " << e->getId();
+	println(ss.str());
+	level_--;
+}
+
 void PrintVisitor::indent() {
 	for (int i = 0; i < level_; i++) {
 		std::cout << " ";