Initial commit

cli/cl.cpp

@@ -0,0 +1,50 @@
+#include "elna/cli/cl.hpp"
+#include "elna/backend/target.hpp"
+#include "elna/source/semantic.hpp"
+#include "elna/source/optimizer.hpp"
+#include <iostream>
+
+namespace elna::cli
+{
+    void print_error(const std::unique_ptr<source::error>& compile_error)
+    {
+        std::cerr << compile_error->path().string() << ":"
+            << compile_error->line() << ':' << compile_error->column()
+            << ": " << compile_error->what() << std::endl;
+    }
+
+    int compile(const std::filesystem::path& in_file, const std::filesystem::path& out_file)
+    {
+        try
+        {
+            source::result<source::lexer> lex_result = source::tokenize(in_file);
+
+            if (lex_result.has_errors())
+            {
+                print_errors(lex_result.errors().cbegin(), lex_result.errors().cend());
+                return 1;
+            }
+            source::parser parser{ std::move(lex_result.success()) };
+            auto ast = parser.parse();
+            if (ast == nullptr)
+            {
+                print_errors(parser.errors().cbegin(), parser.errors().cend());
+                return 2;
+            }
+            auto global_scope = std::make_shared<source::symbol_table>();
+            source::name_analysis_visitor(global_scope).visit(ast.get());
+            source::type_analysis_visitor().visit(ast.get());
+            source::allocator_visitor(global_scope).visit(ast.get());
+
+            source::intermediate_code_generator intermediate_code_generator{ global_scope };
+            intermediate_code_generator.visit(ast.get());
+
+            riscv::riscv32_elf(ast.get(), intermediate_code_generator, global_scope, out_file);
+        }
+        catch (std::ios_base::failure&)
+        {
+            return 3;
+        }
+        return 0;
+    }
+}