Compiler restructure, now can call compiler to compile files, fix error where strict type
was equal it's original type, working on examples
This commit is contained in:
Krzosa Karol
249
compiler.cpp
Normal file
249
compiler.cpp
Normal file
@@ -0,0 +1,249 @@
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global F64 generating_time_begin;
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global F64 generating_time_end;
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global F64 resolving_time_begin;
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global F64 resolving_time_end;
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global F64 total_time;
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global F64 init_ctx_time_begin;
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global F64 init_ctx_time_end;
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function void
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begin_compilation(){
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init_ctx_time_begin = os_time();
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OS_Heap *heap = exp_alloc_type(&pernament_arena, OS_Heap);
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*heap = win32_os_heap_create(false, mib(4), 0);
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Parse_Ctx *ctx = exp_alloc_type(&pernament_arena, Parse_Ctx);
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parse_init(ctx, &pernament_arena, heap);
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init_ctx_time_end = os_time();
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}
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function void
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compiler_cleanup(){
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exp_destroy(pctx->heap);
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exp_free_all(pctx->perm);
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}
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function void
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parse_file(Ast_File *file){
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assert(file);
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Scratch scratch;
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file->filecontent = os_read_file(pctx->perm, file->absolute_file_path);
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if(file->filecontent.len == 0){
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compiler_error(file->pos, "Failed to open file \"%Q\"", file->absolute_file_path);
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}
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pctx->currently_parsed_file = file;
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pctx->currently_parsed_scope = file;
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lex_restream(pctx, file->filecontent, file->absolute_file_path);
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while(token_expect(SAME_SCOPE)){
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if(token_match_pound(pctx->intern("load"_s))){
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parse_load(true);
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continue;
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} else if(token_match_pound(pctx->intern("import"_s))){
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parse_import(true);
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continue;
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}
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Ast_Decl *decl = parse_decl(true);
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if(!decl) break;
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set_flag(decl->flags, AST_GLOBAL);
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if(decl->kind == AST_STRUCT){
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decl->type = type_type;
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decl->type_val = type_incomplete(decl);
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decl->state = DECL_RESOLVED;
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}
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insert_into_scope(file, decl);
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}
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pctx->currently_parsed_scope = 0;
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pctx->currently_parsed_file = 0;
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}
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function void
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insert_builtin_into_scope(Ast_Scope *p, String name, Ast_Type *type){
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Intern_String string = pctx->intern(name);
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Ast_Decl *decl = ast_type(0, string, type);
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type->type_id = pctx->type_ids++;
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decl->parent_scope = p;
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decl->state = DECL_RESOLVED;
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insert_into_scope(p, decl);
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pctx->all_types.add(type);
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}
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function void
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insert_builtin_types_into_scope(Ast_Scope *p){
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insert_builtin_into_scope(p, "S64"_s, type_s64);
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insert_builtin_into_scope(p, "S32"_s, type_s32);
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insert_builtin_into_scope(p, "S16"_s, type_s16);
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insert_builtin_into_scope(p, "S8"_s, type_s8);
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insert_builtin_into_scope(p, "int"_s, type_int);
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insert_builtin_into_scope(p, "char"_s, type_char);
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insert_builtin_into_scope(p, "U64"_s, type_u64);
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insert_builtin_into_scope(p, "U32"_s, type_u32);
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insert_builtin_into_scope(p, "U16"_s, type_u16);
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insert_builtin_into_scope(p, "U8"_s, type_u8);
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insert_builtin_into_scope(p, "F64"_s, type_f64);
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insert_builtin_into_scope(p, "F32"_s, type_f32);
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insert_builtin_into_scope(p, "void"_s , type_void);
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insert_builtin_into_scope(p, "Bool"_s , type_bool);
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insert_builtin_into_scope(p, "String"_s, type_string);
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insert_builtin_into_scope(p, "Type"_s, type_type);
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}
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global F64 parsing_time_begin;
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global F64 parsing_time_end;
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function void
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parse_all_modules(){
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parsing_time_begin = os_time();
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for(S64 i = 0; i < pctx->modules.len; i++){
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Ast_Module *module = pctx->modules[i];
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if(module->state != MODULE_REGISTERED) continue;
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for(S64 j = 0; j < module->all_loaded_files.len; j++){
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Ast_File *file = module->all_loaded_files.data[j];
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parse_file(file);
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}
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if(module != pctx->language_base_module)
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module->implicit_imports.add(pctx->language_base_module);
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module->state = MODULE_PARSED;
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}
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parsing_time_end = os_time();
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}
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function Ast_Module *
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add_module(Token *pos, Intern_String filename, B32 command_line_module){
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Scratch scratch;
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String absolute_file_path = {};
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String absolute_base_folder = {};
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//
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// Find in working directory
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//
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if(command_line_module){
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if(os_does_file_exist(filename.s)){
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String path = os_get_absolute_path(scratch, filename.s);
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string_path_normalize(path);
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absolute_file_path = string_copy(scratch, path);
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absolute_base_folder = string_chop_last_slash(path);
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}
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}
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//
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// Find in module folder
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//
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else{
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For(pctx->module_folders){
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String path = string_fmt(scratch, "%Q/%Q", it, filename);
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if(os_does_file_exist(path)){
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absolute_file_path = path;
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absolute_base_folder = string_chop_last_slash(path);
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break;
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}
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}
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}
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if(absolute_file_path.len == 0){
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compiler_error(pos, "Couldn't find the module with name %Q", filename);
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}
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For(pctx->modules){
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if(string_compare(it->absolute_file_path, absolute_file_path)){
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// log_info("Returning registered module: %Q\n", absolute_file_path);
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return it;
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}
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}
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Ast_Module *result = ast_new(Ast_Module, AST_MODULE, pos, 0);
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result->absolute_file_path = string_copy(pctx->perm, absolute_file_path);
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result->absolute_base_folder = string_copy(pctx->perm, absolute_base_folder);
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// log_info("Adding module: %Q\n", filename);
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result->module = result; // @warning: self referential
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result->file = result; // @warning: self referential
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result->all_loaded_files = {pctx->heap};
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result->implicit_imports = {pctx->heap};
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result->decls = {pctx->heap};
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result->parent_scope = 0;
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result->scope_id = pctx->scope_ids++;
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register_ast_file(pos, result->absolute_file_path, result, GLOBAL_IMPLICIT_LOAD);
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pctx->modules.add(result);
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return result;
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}
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function void
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resolve_everything_in_module(Ast_Module *module){
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if(module->state == MODULE_RESOLVED) return;
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resolving_time_begin = os_time();
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for(S64 i = 0; i < module->all_loaded_files.len; i++){
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Ast_File *file = module->all_loaded_files[i];
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For(file->decls){
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resolve_name(file, it->pos, it->name);
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if(it->kind == AST_STRUCT){
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type_complete(it->type_val);
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}
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}
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}
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module->state = MODULE_RESOLVED;
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resolving_time_end = os_time();
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}
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function String compile_to_c_code();
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function String
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compile_file_to_string(String filename){
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total_time = os_time();
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begin_compilation();
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{
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Ast_Module *module = add_module(0, pctx->intern("language.kl"_s));
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insert_builtin_types_into_scope(module);
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pctx->language_base_module = module;
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parse_all_modules();
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resolve_everything_in_module(module);
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// @note: language stuff needs to be declared before type_info data
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// so we mark where it ends
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pctx->base_language_ordered_decl_len = pctx->ordered_decls.len;
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Ast_Decl *any_decl = search_for_decl(module, pctx->intern("Any"_s));
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assert(any_decl->type == type_type);
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type_any = any_decl->type_val;
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}
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Ast_Module *module = add_module(0, pctx->intern(filename), true);
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parse_all_modules();
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assert(module);
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resolve_everything_in_module(module);
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arena_clear(&pctx->stage_arena);
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String result = compile_to_c_code();
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return result;
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}
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const U32 COMPILE_NULL = 0x0;
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const U32 COMPILE_PRINT_STATS = 0x1;
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function void
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compile_file(String filename, U32 compile_flags = COMPILE_NULL){
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String result = compile_file_to_string(filename);
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assert(os_write_file("program.c"_s, result));
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Scratch scratch;
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F64 begin = os_time();
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String compiler_call = string_fmt(scratch, "clang.exe program.c -Wall -Wno-parentheses-equality -g -o a.exe -lgdi32 -luser32 -lwinmm");
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system((const char *)compiler_call.str);
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F64 end = os_time();
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if(compile_flags & COMPILE_PRINT_STATS){
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printf("\ntotal = %f", os_time() - total_time);
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printf("\nclang = %f", end - begin);
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printf("\nparsing = %f", parsing_time_end - parsing_time_begin);
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printf("\nresolving = %f", resolving_time_end - resolving_time_begin);
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printf("\ngeneratin = %f", generating_time_end - generating_time_begin);
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}
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}
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