To deal with multiple inter architectures.

• §1. Current architecture
• §2. Prepare stage

§1. Current architecture.

inter_architecture *current_architecture = NULL;
int CodeGen::Architecture::set(text_stream *name) {
    current_architecture = Architectures::from_codename(name);
    if (current_architecture) return TRUE;
    return FALSE;
}

inter_architecture *CodeGen::Architecture::current?Usage of CodeGen::Architecture::current:
Link Instructions - §2(void) {
    return current_architecture;
}

§2. Prepare stage.

void CodeGen::Architecture::create_pipeline_stage?Usage of CodeGen::Architecture::create_pipeline_stage:
Stages - §2(void) {
    CodeGen::Stage::new(I"prepare", CodeGen::Architecture::run_prepare_stage, GENERAL_STAGE_ARG, TRUE);
}

int CodeGen::Architecture::run_prepare_stage(pipeline_step *step) {
    if (current_architecture == NULL) internal_error("no architecture set");
    return CodeGen::Architecture::run_prepare_stage_inner(step,
        Architectures::is_16_bit(current_architecture),
        Architectures::debug_enabled(current_architecture));
}

int CodeGen::Architecture::run_prepare_stage_inner(pipeline_step *step, int Z, int D) {
    inter_tree *I = step->repository;
    Packaging::outside_all_packages(I);
    PackageTypes::get(I, I"_plain");
    PackageTypes::get(I, I"_code");
    PackageTypes::get(I, I"_linkage");
    inter_symbol *module_name = PackageTypes::get(I, I"_module");
    PackageTypes::get(I, I"_submodule");
    PackageTypes::get(I, I"_function");
    PackageTypes::get(I, I"_action");
    PackageTypes::get(I, I"_command");
    PackageTypes::get(I, I"_property");
    PackageTypes::get(I, I"_to_phrase");
    PackageTypes::get(I, I"_response");
    inter_package *main_p = Site::main_package(I);
    inter_bookmark in_main = Inter::Bookmarks::at_end_of_this_package(main_p);
    inter_package *generic_p = NULL;
    Inter::Package::new_package_named(&in_main, I"generic", FALSE, module_name, 1, NULL, &generic_p);
    inter_bookmark in_generic = Inter::Bookmarks::at_end_of_this_package(generic_p);
    inter_symbol *unchecked_kind_symbol = InterSymbolsTables::create_with_unique_name(Inter::Bookmarks::scope(&in_generic), I"K_unchecked");
    Inter::Kind::new(&in_generic,
        InterSymbolsTables::id_from_symbol(I, generic_p, unchecked_kind_symbol),
        UNCHECKED_IDT,
        0,
        BASE_ICON, 0, NULL,
        (inter_ti) Inter::Bookmarks::baseline(&in_generic) + 1, NULL);
    inter_symbol *typeless_int_symbol = InterSymbolsTables::create_with_unique_name(Inter::Bookmarks::scope(&in_generic), I"K_typeless_int");
    Inter::Kind::new(&in_generic,
        InterSymbolsTables::id_from_symbol(I, generic_p, typeless_int_symbol),
        INT32_IDT,
        0,
        BASE_ICON, 0, NULL,
        (inter_ti) Inter::Bookmarks::baseline(&in_generic) + 1, NULL);
    inter_symbol *truth_state_kind_symbol = InterSymbolsTables::create_with_unique_name(Inter::Bookmarks::scope(&in_generic), I"K_truth_state");
    Inter::Kind::new(&in_generic,
        InterSymbolsTables::id_from_symbol(I, generic_p, truth_state_kind_symbol),
        INT2_IDT,
        0,
        BASE_ICON, 0, NULL,
        (inter_ti) Inter::Bookmarks::baseline(&in_generic) + 1, NULL);
    inter_symbol *action_name_kind_symbol = InterSymbolsTables::create_with_unique_name(Inter::Bookmarks::scope(&in_generic), I"K_action_name");
    Inter::Kind::new(&in_generic,
        InterSymbolsTables::id_from_symbol(I, generic_p, action_name_kind_symbol),
        INT32_IDT,
        0,
        BASE_ICON, 0, NULL,
        (inter_ti) Inter::Bookmarks::baseline(&in_generic) + 1, NULL);
    inter_ti operands[2];
    operands[0] = InterSymbolsTables::id_from_IRS_and_symbol(&in_generic, unchecked_kind_symbol);
    operands[1] = InterSymbolsTables::id_from_IRS_and_symbol(&in_generic, unchecked_kind_symbol);
    inter_symbol *unchecked_function_symbol = InterSymbolsTables::create_with_unique_name(Inter::Bookmarks::scope(&in_generic), I"K_unchecked_function");
    Inter::Kind::new(&in_generic,
        InterSymbolsTables::id_from_symbol(I, generic_p, unchecked_function_symbol),
        ROUTINE_IDT,
        0,
        FUNCTION_ICON, 2, operands,
        (inter_ti) Inter::Bookmarks::baseline(&in_generic) + 1, NULL);
    inter_symbol *list_of_unchecked_kind_symbol = InterSymbolsTables::create_with_unique_name(Inter::Bookmarks::scope(&in_generic), I"K_list_of_values");
    Inter::Kind::new(&in_generic,
        InterSymbolsTables::id_from_symbol(I, generic_p, list_of_unchecked_kind_symbol),
        LIST_IDT,
        0,
        LIST_ICON, 1, operands,
        (inter_ti) Inter::Bookmarks::baseline(&in_generic) + 1, NULL);

    if (Str::ne(step->step_argument, I"none")) {
        inter_package *template_p = NULL;
        Inter::Package::new_package_named(&in_main, step->step_argument, FALSE, module_name, 1, NULL, &template_p);
        Site::set_assimilation_package(I, template_p);
    }

    inter_bookmark *in_veneer = Site::veneer_booknark(I);
    inter_package *veneer_p = Inter::Packages::veneer(I);
    inter_symbol *vi_unchecked = InterSymbolsTables::create_with_unique_name(Inter::Bookmarks::scope(in_veneer), I"K_unchecked");
    InterSymbolsTables::equate(vi_unchecked, unchecked_kind_symbol);
    inter_symbol *con_name = InterSymbolsTables::create_with_unique_name(Inter::Bookmarks::scope(in_veneer), I"WORDSIZE");
    Inter::Constant::new_numerical(in_veneer,
        InterSymbolsTables::id_from_symbol(I, veneer_p, con_name),
        InterSymbolsTables::id_from_symbol(I, veneer_p, vi_unchecked),
        LITERAL_IVAL, (Z)?2:4,
        (inter_ti) Inter::Bookmarks::baseline(in_veneer) + 1, NULL);
    inter_symbol *target_name;
    if (Z) target_name = InterSymbolsTables::create_with_unique_name(Inter::Bookmarks::scope(in_veneer), I"TARGET_ZCODE");
    else target_name = InterSymbolsTables::create_with_unique_name(Inter::Bookmarks::scope(in_veneer), I"TARGET_GLULX");
    Inter::Constant::new_numerical(in_veneer,
        InterSymbolsTables::id_from_symbol(I, veneer_p, target_name),
        InterSymbolsTables::id_from_symbol(I, veneer_p, vi_unchecked),
        LITERAL_IVAL, 1,
        (inter_ti) Inter::Bookmarks::baseline(in_veneer) + 1, NULL);
    if (D) {
        inter_symbol *D_name = InterSymbolsTables::create_with_unique_name(Inter::Bookmarks::scope(in_veneer), I"DEBUG");
        Inter::Constant::new_numerical(in_veneer,
            InterSymbolsTables::id_from_symbol(I, veneer_p, D_name),
            InterSymbolsTables::id_from_symbol(I, veneer_p, vi_unchecked),
            LITERAL_IVAL, 1,
            (inter_ti) Inter::Bookmarks::baseline(in_veneer) + 1, NULL);
    }
    inter_symbol *P_name = InterSymbolsTables::create_with_unique_name(Inter::Bookmarks::scope(in_veneer), I"FILES_PLUGIN");
    Inter::Constant::new_numerical(in_veneer,
        InterSymbolsTables::id_from_symbol(I, veneer_p, P_name),
        InterSymbolsTables::id_from_symbol(I, veneer_p, vi_unchecked),
        LITERAL_IVAL, 1,
        (inter_ti) Inter::Bookmarks::baseline(in_veneer) + 1, NULL);
    return TRUE;
}