79 lines
2.9 KiB
C++
79 lines
2.9 KiB
C++
#include "elna/cli/cl.hpp"
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#include "elna/backend/target.hpp"
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#include "elna/source/semantic.hpp"
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#include "elna/source/optimizer.hpp"
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#include "elna/source/types.hpp"
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#include <iostream>
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namespace elna::cli
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{
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void print_error(const std::unique_ptr<source::error>& compile_error)
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{
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std::cerr << compile_error->path().string() << ":"
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<< compile_error->line() << ':' << compile_error->column()
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<< ": " << compile_error->what() << std::endl;
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}
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constexpr std::size_t pointer_size = 4;
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static std::shared_ptr<source::symbol_table> add_builtin_symbols()
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{
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source::symbol_table result;
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std::vector<std::shared_ptr<const source::type>> intrinsic_arguments;
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auto boolean_info = std::make_shared<source::type_info>(source::boolean_type);
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auto int_info = std::make_shared<source::type_info>(source::int_type);
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result.enter("Boolean", boolean_info);
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result.enter("Int", int_info);
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intrinsic_arguments.push_back(int_info->type());
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auto writei = std::make_shared<source::intrinsic_info>(
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source::procedure_type{ intrinsic_arguments, pointer_size });
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result.enter("writei", writei);
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intrinsic_arguments.clear();
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intrinsic_arguments.push_back(boolean_info->type());
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auto writeb = std::make_shared<source::intrinsic_info>(
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source::procedure_type{ intrinsic_arguments, pointer_size });
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result.enter("writeb", writeb);
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intrinsic_arguments.clear();
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return std::make_shared<source::symbol_table>(std::move(result));
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}
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int compile(const std::filesystem::path& in_file, const std::filesystem::path& out_file)
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{
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try
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{
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source::result<source::lexer> lex_result = source::tokenize(in_file);
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if (lex_result.has_errors())
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{
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print_errors(lex_result.errors().cbegin(), lex_result.errors().cend());
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return 1;
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}
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source::parser parser{ std::move(lex_result.success()) };
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auto ast = parser.parse();
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if (ast == nullptr)
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{
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print_errors(parser.errors().cbegin(), parser.errors().cend());
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return 2;
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}
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auto global_scope = add_builtin_symbols();
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source::name_analysis_visitor(global_scope, in_file, pointer_size).visit(ast.get());
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source::type_analysis_visitor(global_scope, in_file, pointer_size).visit(ast.get());
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source::allocator_visitor(global_scope).visit(ast.get());
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source::intermediate_code_generator intermediate_code_generator{ global_scope };
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intermediate_code_generator.visit(ast.get());
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riscv::riscv32_elf(ast.get(), intermediate_code_generator, global_scope, out_file);
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}
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catch (std::ios_base::failure&)
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{
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return 3;
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}
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return 0;
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}
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}
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