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Make ODIN_BUILD_MODE a enum type

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This commit is contained in:
gingerBill
2022-01-15 17:34:35 +00:00
parent 51dcbc80c3
commit 6c48670819
7 changed files with 144 additions and 74 deletions
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64
src/checker.cpp
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@@ -780,6 +780,54 @@ AstPackage *create_builtin_package(char const *name) {
return pkg;
}
struct GlobalEnumValue {
char const *name;
i64 value;
};
Slice<Entity *> add_global_enum_type(String const &type_name, GlobalEnumValue *values, isize value_count) {
Scope *scope = create_scope(nullptr, builtin_pkg->scope);
Entity *e = alloc_entity_type_name(scope, make_token_ident(type_name), nullptr, EntityState_Resolved);
Type *enum_type = alloc_type_enum();
Type *named_type = alloc_type_named(type_name, enum_type, e);
set_base_type(named_type, enum_type);
enum_type->Enum.base_type = t_int;
enum_type->Enum.scope = scope;
auto fields = array_make<Entity *>(permanent_allocator(), value_count);
for (isize i = 0; i < value_count; i++) {
i64 value = values[i].value;
Entity *e = alloc_entity_constant(scope, make_token_ident(values[i].name), named_type, exact_value_i64(value));
e->flags |= EntityFlag_Visited;
e->state = EntityState_Resolved;
fields[i] = e;
Entity *ie = scope_insert(scope, e);
GB_ASSERT(ie == nullptr);
}
enum_type->Enum.fields = fields;
enum_type->Enum.min_value_index = 0;
enum_type->Enum.max_value_index = value_count-1;
enum_type->Enum.min_value = &enum_type->Enum.fields[enum_type->Enum.min_value_index]->Constant.value;
enum_type->Enum.max_value = &enum_type->Enum.fields[enum_type->Enum.max_value_index]->Constant.value;
return slice_from_array(fields);
}
void add_global_enum_constant(Slice<Entity *> const &fields, char const *name, i64 value) {
for (Entity *field : fields) {
GB_ASSERT(field->kind == Entity_Constant);
if (value == exact_value_to_i64(field->Constant.value)) {
add_global_constant(name, field->type, field->Constant.value);
return;
}
}
GB_PANIC("Unfound enum value for global constant: %s %lld", name, cast(long long)value);
}
void init_universal(void) {
BuildContext *bc = &build_context;
@@ -815,7 +863,21 @@ void init_universal(void) {
add_global_string_constant("ODIN_VERSION", bc->ODIN_VERSION);
add_global_string_constant("ODIN_ROOT", bc->ODIN_ROOT);
add_global_string_constant("ODIN_BUILD_MODE", bc->ODIN_BUILD_MODE);
{
GlobalEnumValue values[BuildMode_COUNT] = {
{"Executable", BuildMode_Executable},
{"Dynamic", BuildMode_DynamicLibrary},
{"Object", BuildMode_Object},
{"Assembly", BuildMode_Assembly},
{"LLVM_IR", BuildMode_LLVM_IR},
};
auto fields = add_global_enum_type(str_lit("Odin_Build_Mode_Type"), values, gb_count_of(values));
add_global_enum_constant(fields, "ODIN_BUILD_MODE", bc->build_mode);
}
// add_global_string_constant("ODIN_BUILD_MODE", bc->ODIN_BUILD_MODE);
add_global_bool_constant("ODIN_DEBUG", bc->ODIN_DEBUG);
add_global_bool_constant("ODIN_DISABLE_ASSERT", bc->ODIN_DISABLE_ASSERT);
add_global_bool_constant("ODIN_DEFAULT_TO_NIL_ALLOCATOR", bc->ODIN_DEFAULT_TO_NIL_ALLOCATOR);