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Parser/src/AST-LLVM.cpp

@@ -0,0 +1,54 @@
+#include <Parser.h>
+
+#include <LLVM.h>
+#include <Util.h>
+
+namespace LX::AST
+{
+	llvm::Value* NumberLiteral::GenIR(llvm::LLVMContext& context, llvm::Module& module, llvm::IRBuilder<>& builder)
+	{
+		// Converts the string to it's int equivalent
+		// Will eventually need to do floating point stuff here as well
+		int number = std::stoi(m_Number);
+
+		// Returns it as a llvm value (if valid)
+		llvm::Value* out = llvm::ConstantInt::get(llvm::Type::getInt32Ty(context), number, true);
+		ThrowIf<IRGenerationError>(out == nullptr);
+		return out;
+	}
+
+	llvm::Value* Operation::GenIR(llvm::LLVMContext& context, llvm::Module& module, llvm::IRBuilder<>& builder)
+	{
+		// Gets the IR for both sides of the operation
+		llvm::Value* lhs = m_Lhs->GenIR(context, module, builder);
+		llvm::Value* rhs = m_Rhs->GenIR(context, module, builder);
+
+		// If either side is null then return null to prevent invalid IR //
+		if (lhs == nullptr || rhs == nullptr)
+		{
+			ThrowIf<IRGenerationError>(true);
+			return nullptr;
+		}
+
+		// Will eventually get the correct operator but for now everything is add
+		llvm::Value* out = builder.CreateAdd(lhs, rhs);
+		ThrowIf<IRGenerationError>(out == nullptr);
+		return out;
+	}
+
+	llvm::Value* ReturnStatement::GenIR(llvm::LLVMContext& context, llvm::Module& module, llvm::IRBuilder<>& builder)
+	{
+		if (m_Val == nullptr)
+		{
+			ThrowIf<IRGenerationError>(true);
+			return nullptr;
+		}
+
+		else
+		{
+			llvm::Value* out = builder.CreateRet(m_Val->GenIR(context, module, builder));
+			ThrowIf<IRGenerationError>(out == nullptr);
+			return out;
+		}
+	}
+}