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Support one hardcoded import

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This commit is contained in:
Eugen Wissner
2025-07-10 00:43:17 +02:00
parent 181b19eefe
commit 34abb6b4f5
18 changed files with 396 additions and 312 deletions
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73
gcc/elna1.cc
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@ -62,63 +62,62 @@ static bool elna_langhook_init(void)
return true;
}
static void elna_parse_file(const char *filename)
using dependency_state = elna::boot::dependency_state<std::shared_ptr<elna::gcc::symbol_table>>;
static elna::boot::dependency elna_parse_file(dependency_state& state, const char *filename)
{
std::ifstream file{ filename, std::ios::in };
auto module_table = std::make_shared<elna::boot::symbol_table>(state.globals);
std::ifstream entry_point{ filename, std::ios::in };
if (!file)
if (!entry_point)
{
fatal_error(UNKNOWN_LOCATION, "cannot open filename %s: %m", filename);
fatal_error(UNKNOWN_LOCATION, "Cannot open filename %s: %m", filename);
}
elna::boot::dependency_graph outcome = elna::boot::read_sources(file, filename);
std::shared_ptr<elna::boot::symbol_table> info_table = elna::boot::builtin_symbol_table();
std::shared_ptr<elna::gcc::symbol_table> symbol_table = elna::gcc::builtin_symbol_table();
linemap_add(line_table, LC_ENTER, 0, filename, 1);
elna::boot::dependency outcome = elna::boot::read_sources(entry_point, filename);
if (outcome.has_errors())
{
elna::gcc::report_errors(outcome.errors());
}
else
elna::boot::symbol_bag outcome_bag = elna::boot::symbol_bag{ std::move(outcome.unresolved), module_table };
for (const auto& sub_tree : outcome.tree->imports)
{
for (const std::unique_ptr<elna::boot::program>& module_tree : outcome.modules)
std::filesystem::path sub_path = "source" / elna::boot::build_path(sub_tree->segments);
if (state.cache.find(sub_path) == state.cache.end())
{
elna::boot::declaration_visitor declaration_visitor(filename);
declaration_visitor.visit(module_tree.get());
if (declaration_visitor.errors().empty())
{
elna::boot::name_analysis_visitor name_analysis_visitor(filename, info_table,
std::move(declaration_visitor.unresolved));
name_analysis_visitor.visit(module_tree.get());
if (name_analysis_visitor.errors().empty())
{
elna::gcc::rewrite_symbol_table(info_table, symbol_table);
elna::gcc::generic_visitor generic_visitor{ symbol_table, info_table };
generic_visitor.visit(module_tree.get());
}
else
{
elna::gcc::report_errors(name_analysis_visitor.errors());
}
}
else
{
elna::gcc::report_errors(declaration_visitor.errors());
}
elna_parse_file(state, state.allocate_path(sub_path));
}
outcome_bag.add_import(state.cache.find(sub_path)->second);
}
elna::boot::name_analysis_visitor name_analysis_visitor(filename, outcome_bag);
outcome.tree->accept(&name_analysis_visitor);
if (name_analysis_visitor.has_errors())
{
elna::gcc::report_errors(name_analysis_visitor.errors());
}
state.cache.insert({ filename, outcome_bag });
elna::gcc::rewrite_symbol_table(module_table, state.custom);
linemap_add(line_table, LC_LEAVE, 0, NULL, 0);
return outcome;
}
static void elna_langhook_parse_file(void)
{
dependency_state state{ elna::gcc::builtin_symbol_table() };
for (unsigned int i = 0; i < num_in_fnames; i++)
{
elna_parse_file(in_fnames[i]);
elna::boot::dependency outcome = elna_parse_file(state, in_fnames[i]);
linemap_add(line_table, LC_ENTER, 0, in_fnames[i], 1);
elna::gcc::generic_visitor generic_visitor{ state.custom, state.cache.find(in_fnames[i])->second };
outcome.tree->accept(&generic_visitor);
linemap_add(line_table, LC_LEAVE, 0, NULL, 0);
}
}