motiejus/zig
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remove namespace type; files are empty structs

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closes #1047
This commit is contained in:
Andrew Kelley
2019-02-28 10:11:32 -05:00
parent d093f51f16
commit 5424b4320d
18 changed files with 329 additions and 411 deletions
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74
src/codegen.cpp
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@@ -48,15 +48,15 @@ static void init_darwin_native(CodeGen *g) {
}
}
static PackageTableEntry *new_package(const char *root_src_dir, const char *root_src_path) {
PackageTableEntry *entry = allocate<PackageTableEntry>(1);
static ZigPackage *new_package(const char *root_src_dir, const char *root_src_path) {
ZigPackage *entry = allocate<ZigPackage>(1);
entry->package_table.init(4);
buf_init_from_str(&entry->root_src_dir, root_src_dir);
buf_init_from_str(&entry->root_src_path, root_src_path);
return entry;
}
PackageTableEntry *new_anonymous_package(void) {
ZigPackage *new_anonymous_package(void) {
return new_package("", "");
}
@@ -621,7 +621,7 @@ static ZigLLVMDIScope *get_di_scope(CodeGen *g, Scope *scope) {
if (scope->di_scope)
return scope->di_scope;
ImportTableEntry *import = get_scope_import(scope);
ZigType *import = get_scope_import(scope);
switch (scope->id) {
case ScopeIdCImport:
zig_unreachable();
@@ -644,7 +644,7 @@ static ZigLLVMDIScope *get_di_scope(CodeGen *g, Scope *scope) {
assert(fn_di_scope != nullptr);
ZigLLVMDISubprogram *subprogram = ZigLLVMCreateFunction(g->dbuilder,
fn_di_scope, buf_ptr(&fn_table_entry->symbol_name), "",
import->di_file, line_number,
import->data.structure.root_struct->di_file, line_number,
fn_table_entry->type_entry->data.fn.raw_di_type, is_internal_linkage,
is_definition, scope_line, flags, is_optimized, nullptr);
@@ -658,7 +658,7 @@ static ZigLLVMDIScope *get_di_scope(CodeGen *g, Scope *scope) {
assert(decls_scope->container_type);
scope->di_scope = ZigLLVMTypeToScope(decls_scope->container_type->di_type);
} else {
scope->di_scope = ZigLLVMFileToScope(import->di_file);
scope->di_scope = ZigLLVMFileToScope(import->data.structure.root_struct->di_file);
}
return scope->di_scope;
case ScopeIdBlock:
@@ -668,7 +668,7 @@ static ZigLLVMDIScope *get_di_scope(CodeGen *g, Scope *scope) {
assert(scope->parent);
ZigLLVMDILexicalBlock *di_block = ZigLLVMCreateLexicalBlock(g->dbuilder,
get_di_scope(g, scope->parent),
import->di_file,
import->data.structure.root_struct->di_file,
(unsigned)scope->source_node->line + 1,
(unsigned)scope->source_node->column + 1);
scope->di_scope = ZigLLVMLexicalBlockToScope(di_block);
@@ -2196,7 +2196,7 @@ var_ok:
if (dest_ty != nullptr && var->decl_node) {
// arg index + 1 because the 0 index is return value
var->di_loc_var = ZigLLVMCreateParameterVariable(g->dbuilder, get_di_scope(g, var->parent_scope),
buf_ptr(&var->name), fn_walk->data.vars.import->di_file,
buf_ptr(&var->name), fn_walk->data.vars.import->data.structure.root_struct->di_file,
(unsigned)(var->decl_node->line + 1),
dest_ty->di_type, !g->strip_debug_symbols, 0, di_arg_index + 1);
}
@@ -5800,7 +5800,6 @@ static LLVMValueRef pack_const_int(CodeGen *g, LLVMTypeRef big_int_type_ref, Con
case ZigTypeIdNull:
case ZigTypeIdErrorUnion:
case ZigTypeIdErrorSet:
case ZigTypeIdNamespace:
case ZigTypeIdBoundFn:
case ZigTypeIdArgTuple:
case ZigTypeIdVoid:
@@ -6400,7 +6399,6 @@ static LLVMValueRef gen_const_val(CodeGen *g, ConstExprValue *const_val, const c
case ZigTypeIdComptimeInt:
case ZigTypeIdUndefined:
case ZigTypeIdNull:
case ZigTypeIdNamespace:
case ZigTypeIdBoundFn:
case ZigTypeIdArgTuple:
case ZigTypeIdOpaque:
@@ -6506,12 +6504,12 @@ static void gen_global_var(CodeGen *g, ZigVar *var, LLVMValueRef init_val,
assert(var->gen_is_const);
assert(type_entry);
ImportTableEntry *import = get_scope_import(var->parent_scope);
ZigType *import = get_scope_import(var->parent_scope);
assert(import);
bool is_local_to_unit = true;
ZigLLVMCreateGlobalVariable(g->dbuilder, get_di_scope(g, var->parent_scope), buf_ptr(&var->name),
buf_ptr(&var->name), import->di_file,
buf_ptr(&var->name), import->data.structure.root_struct->di_file,
(unsigned)(var->decl_node->line + 1),
type_entry->di_type, is_local_to_unit);
@@ -6767,7 +6765,7 @@ static void do_code_gen(CodeGen *g) {
*slot = build_alloca(g, slot_type, "", alignment_bytes);
}
ImportTableEntry *import = get_scope_import(&fn_table_entry->fndef_scope->base);
ZigType *import = get_scope_import(&fn_table_entry->fndef_scope->base);
unsigned gen_i_init = want_first_arg_sret(g, fn_type_id) ? 1 : 0;
@@ -6799,7 +6797,7 @@ static void do_code_gen(CodeGen *g) {
var->value_ref = build_alloca(g, var->var_type, buf_ptr(&var->name), var->align_bytes);
var->di_loc_var = ZigLLVMCreateAutoVariable(g->dbuilder, get_di_scope(g, var->parent_scope),
buf_ptr(&var->name), import->di_file, (unsigned)(var->decl_node->line + 1),
buf_ptr(&var->name), import->data.structure.root_struct->di_file, (unsigned)(var->decl_node->line + 1),
var->var_type->di_type, !g->strip_debug_symbols, 0);
} else if (is_c_abi) {
@@ -6823,7 +6821,7 @@ static void do_code_gen(CodeGen *g) {
}
if (var->decl_node) {
var->di_loc_var = ZigLLVMCreateParameterVariable(g->dbuilder, get_di_scope(g, var->parent_scope),
buf_ptr(&var->name), import->di_file,
buf_ptr(&var->name), import->data.structure.root_struct->di_file,
(unsigned)(var->decl_node->line + 1),
gen_type->di_type, !g->strip_debug_symbols, 0, (unsigned)(var->gen_arg_index + 1));
}
@@ -6971,12 +6969,6 @@ static void define_builtin_types(CodeGen *g) {
entry->zero_bits = true;
g->builtin_types.entry_invalid = entry;
}
{
ZigType *entry = new_type_table_entry(ZigTypeIdNamespace);
buf_init_from_str(&entry->name, "(namespace)");
entry->zero_bits = true;
g->builtin_types.entry_namespace = entry;
}
{
ZigType *entry = new_type_table_entry(ZigTypeIdComptimeFloat);
buf_init_from_str(&entry->name, "comptime_float");
@@ -7470,7 +7462,6 @@ Buf *codegen_generate_builtin_source(CodeGen *g) {
" Enum: Enum,\n"
" Union: Union,\n"
" Fn: Fn,\n"
" Namespace: void,\n"
" BoundFn: Fn,\n"
" ArgTuple: void,\n"
" Opaque: void,\n"
@@ -7948,17 +7939,21 @@ void codegen_translate_c(CodeGen *g, Buf *full_path) {
Buf *src_dirname = buf_alloc();
os_path_split(full_path, src_dirname, src_basename);
ImportTableEntry *import = allocate<ImportTableEntry>(1);
import->source_code = nullptr;
import->path = full_path;
Buf noextname = BUF_INIT;
os_path_extname(src_basename, &noextname, nullptr);
RootStruct *root_struct = allocate<RootStruct>(1);
root_struct->source_code = nullptr;
root_struct->path = full_path;
root_struct->di_file = ZigLLVMCreateFile(g->dbuilder, buf_ptr(src_basename), buf_ptr(src_dirname));
ZigType *import = get_root_container_type(g, buf_ptr(&noextname), root_struct);
g->root_import = import;
import->decls_scope = create_decls_scope(g, nullptr, nullptr, nullptr, import);
detect_libc(g);
init(g);
import->di_file = ZigLLVMCreateFile(g->dbuilder, buf_ptr(src_basename), buf_ptr(src_dirname));
ZigList<ErrorMsg *> errors = {0};
Error err = parse_h_file(import, &errors, buf_ptr(full_path), g, nullptr);
@@ -7977,7 +7972,7 @@ void codegen_translate_c(CodeGen *g, Buf *full_path) {
}
}
static ImportTableEntry *add_special_code(CodeGen *g, PackageTableEntry *package, const char *basename) {
static ZigType *add_special_code(CodeGen *g, ZigPackage *package, const char *basename) {
Buf *code_basename = buf_create_from_str(basename);
Buf path_to_code_src = BUF_INIT;
os_path_join(g->zig_std_special_dir, code_basename, &path_to_code_src);
@@ -7994,17 +7989,17 @@ static ImportTableEntry *add_special_code(CodeGen *g, PackageTableEntry *package
return add_source_file(g, package, resolved_path, import_code);
}
static PackageTableEntry *create_bootstrap_pkg(CodeGen *g, PackageTableEntry *pkg_with_main) {
PackageTableEntry *package = codegen_create_package(g, buf_ptr(g->zig_std_special_dir), "bootstrap.zig");
static ZigPackage *create_bootstrap_pkg(CodeGen *g, ZigPackage *pkg_with_main) {
ZigPackage *package = codegen_create_package(g, buf_ptr(g->zig_std_special_dir), "bootstrap.zig");
package->package_table.put(buf_create_from_str("@root"), pkg_with_main);
return package;
}
static PackageTableEntry *create_test_runner_pkg(CodeGen *g) {
static ZigPackage *create_test_runner_pkg(CodeGen *g) {
return codegen_create_package(g, buf_ptr(g->zig_std_special_dir), "test_runner.zig");
}
static PackageTableEntry *create_panic_pkg(CodeGen *g) {
static ZigPackage *create_panic_pkg(CodeGen *g) {
return codegen_create_package(g, buf_ptr(g->zig_std_special_dir), "panic.zig");
}
@@ -8096,7 +8091,7 @@ static void gen_root_source(CodeGen *g) {
{
// Zig has lazy top level definitions. Here we semantically analyze the panic function.
ImportTableEntry *import_with_panic;
ZigType *import_with_panic;
if (g->have_pub_panic) {
import_with_panic = g->root_import;
} else {
@@ -8104,9 +8099,9 @@ static void gen_root_source(CodeGen *g) {
import_with_panic = add_special_code(g, g->panic_package, "panic.zig");
}
scan_import(g, import_with_panic);
Tld *panic_tld = find_decl(g, &import_with_panic->decls_scope->base, buf_create_from_str("panic"));
Tld *panic_tld = find_decl(g, &get_container_scope(import_with_panic)->base, buf_create_from_str("panic"));
assert(panic_tld != nullptr);
resolve_top_level_decl(g, panic_tld, false, nullptr);
resolve_top_level_decl(g, panic_tld, nullptr);
}
@@ -8341,7 +8336,6 @@ static void prepend_c_type_to_decl_list(CodeGen *g, GenH *gen_h, ZigType *type_e
case ZigTypeIdComptimeInt:
case ZigTypeIdUndefined:
case ZigTypeIdNull:
case ZigTypeIdNamespace:
case ZigTypeIdBoundFn:
case ZigTypeIdArgTuple:
case ZigTypeIdErrorUnion:
@@ -8524,7 +8518,6 @@ static void get_c_type(CodeGen *g, GenH *gen_h, ZigType *type_entry, Buf *out_bu
case ZigTypeIdInvalid:
case ZigTypeIdMetaType:
case ZigTypeIdBoundFn:
case ZigTypeIdNamespace:
case ZigTypeIdComptimeFloat:
case ZigTypeIdComptimeInt:
case ZigTypeIdUndefined:
@@ -8676,7 +8669,6 @@ static void gen_h_file(CodeGen *g) {
case ZigTypeIdNull:
case ZigTypeIdErrorUnion:
case ZigTypeIdErrorSet:
case ZigTypeIdNamespace:
case ZigTypeIdBoundFn:
case ZigTypeIdArgTuple:
case ZigTypeIdOptional:
@@ -8775,7 +8767,7 @@ void codegen_add_time_event(CodeGen *g, const char *name) {
g->timing_events.append({os_get_time(), name});
}
static void add_cache_pkg(CodeGen *g, CacheHash *ch, PackageTableEntry *pkg) {
static void add_cache_pkg(CodeGen *g, CacheHash *ch, ZigPackage *pkg) {
if (buf_len(&pkg->root_src_path) == 0)
return;
@@ -9029,9 +9021,9 @@ void codegen_build_and_link(CodeGen *g) {
codegen_add_time_event(g, "Done");
}
PackageTableEntry *codegen_create_package(CodeGen *g, const char *root_src_dir, const char *root_src_path) {
ZigPackage *codegen_create_package(CodeGen *g, const char *root_src_dir, const char *root_src_path) {
init(g);
PackageTableEntry *pkg = new_package(root_src_dir, root_src_path);
ZigPackage *pkg = new_package(root_src_dir, root_src_path);
if (g->std_package != nullptr) {
assert(g->compile_var_package != nullptr);
pkg->package_table.put(buf_create_from_str("std"), g->std_package);