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#pragma once
#include <memory>
#include <string>
#include <vector>
#include <llvm/IR/Function.h>
#include "instruction.hpp"
#include "mangler.hpp"
struct ast;
using ast_ptr = std::unique_ptr<ast>;
struct global_function {
std::string name;
std::vector<std::string> params;
ast_ptr body;
std::vector<instruction_ptr> instructions;
llvm::Function* generated_function;
global_function(std::string n, std::vector<std::string> ps, ast_ptr b)
: name(std::move(n)), params(std::move(ps)), body(std::move(b)) {}
void compile();
void declare_llvm(llvm_context& ctx);
void generate_llvm(llvm_context& ctx);
using global_function_ptr = std::unique_ptr<global_function>;
struct global_constructor {
std::string name;
int8_t tag;
size_t arity;
global_constructor(std::string n, int8_t t, size_t a)
: name(std::move(n)), tag(t), arity(a) {}
void generate_llvm(llvm_context& ctx);
using global_constructor_ptr = std::unique_ptr<global_constructor>;
class global_scope {
std::vector<global_function_ptr> functions;
std::vector<global_constructor_ptr> constructors;
mangler* mng;
global_scope(mangler& m) : mng(&m) {}
global_function& add_function(
const std::string& n,
std::vector<std::string> ps,
ast_ptr b);
global_constructor& add_constructor(const std::string& n, int8_t t, size_t a);
void compile();
void generate_llvm(llvm_context& ctx);